.student-screen .tile-icon-shell,.student-screen .tile-info-icon{display:inline-flex;align-items:center;justify-content:center;border-radius:.75rem}.student-screen .tile-icon-shell{width:2.5rem;height:2.5rem;min-width:2.5rem}.student-screen .tile-info-icon{width:3rem;height:3rem;min-width:3rem}.student-screen .tile-icon-shell.tone-emerald,.student-screen .tile-info-icon.tone-emerald{background:#059669}.student-screen .tile-icon-shell.tone-violet,.student-screen .tile-info-icon.tone-violet{background:#7c3aed}.student-screen .tile-icon-shell.tone-amber,.student-screen .tile-info-icon.tone-amber{background:#d97706}.student-screen .tile-icon-shell.tone-rose,.student-screen .tile-info-icon.tone-rose{background:#e11d48}.student-screen .tile-icon-shell.tone-sky,.student-screen .tile-info-icon.tone-sky{background:#0284c7}.student-screen .tile-icon-shell.tone-indigo,.student-screen .tile-info-icon.tone-indigo{background:#4f46e5}.student-screen .tile-badge{border:1px solid #d1fae5;border-radius:.375rem;background:#ecfdf5;color:#047857;padding:.125rem .5rem;font-size:10px;font-weight:700}.student-screen .tile-tag{border-radius:.5rem;padding:.375rem .75rem;background:#ecfdf5;color:#047857;font-weight:700}.student-screen .tone-violet .tile-tag{color:#6d28d9}.student-screen .tone-amber .tile-tag{background:#fffbeb;color:#b45309}.student-screen .tone-rose .tile-tag{background:#fff1f2;color:#be123c}.sidebar{display:grid;grid-template-rows:auto auto auto 1fr;gap:18px;padding:20px}.chat-list-header,.composer-actions,.message-meta,.sidebar-top,.workspace-header{display:flex;align-items:center;justify-content:space-between;gap:12px}.sidebar-top h2{margin:12px 0 6px}.panel-nav{display:grid;gap:10px}.nav-item{display:grid;gap:4px;width:100%;border:1px solid transparent;border-radius:20px;background:hsla(0,0%,100%,.52);color:var(--text-main);padding:16px;text-align:right}.chat-item strong,.nav-item span{font-weight:700}.chat-item small,.chat-item span,.message-meta span,.nav-item small{color:var(--text-soft)}.nav-item.active{border-color:rgba(14,140,136,.18);background:linear-gradient(135deg,rgba(14,140,136,.14),rgba(229,160,72,.14))}.nav-item:disabled{cursor:not-allowed;opacity:.7}.chat-list{display:grid;align-content:start;gap:10px;overflow:auto}.chat-item{display:grid;gap:8px;width:100%;border:1px solid rgba(24,39,40,.08);border-radius:18px;background:hsla(0,0%,100%,.64);padding:14px;text-align:right}.chat-item.active,.chat-item:hover{border-color:rgba(14,140,136,.22);transform:translateY(-1px)}.workspace{display:grid;grid-template-rows:auto auto 1fr auto;gap:18px;padding:24px}.stats-grid{display:grid;grid-template-columns:repeat(2,minmax(140px,1fr));gap:12px}.stats-grid div{display:grid;gap:6px;border-radius:20px;background:hsla(0,0%,100%,.68);padding:16px}.stats-grid strong{font-size:1.5rem}.chat-board{min-height:380px;border-radius:28px;background:linear-gradient(180deg,hsla(0,0%,100%,.72),hsla(0,0%,100%,.44));padding:18px}.messages{display:grid;gap:14px}.message{display:grid;gap:10px;max-width:min(880px,100%);padding:18px;border-radius:24px;animation:rise-in .22s ease}.message.user{justify-self:start;background:rgba(229,160,72,.14)}.message.assistant{justify-self:end;background:rgba(14,140,136,.1)}.message.pending{border:1px dashed rgba(14,140,136,.28)}.message p{margin:0;line-height:1.95;white-space:pre-wrap}.composer textarea{resize:vertical;min-height:120px}@keyframes rise-in{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@media (max-width:1080px){.auth-shell,.dashboard-shell{width:min(100%,calc(100% - 24px));grid-template-columns:1fr}.sidebar{grid-template-rows:auto auto auto auto}.chat-list{max-height:260px}}@media (max-width:720px){.auth-shell,.dashboard-shell{width:min(100%,calc(100% - 16px))}.auth-card,.auth-hero,.sidebar,.workspace{border-radius:24px;padding:18px}.chat-list-header,.composer-actions,.sidebar-top,.workspace-header{flex-direction:column;align-items:stretch}.analysis-content-grid,.profile-form-grid,.stats-grid{grid-template-columns:1fr}.message{max-width:100%}}.app-screen{width:min(100%,460px);margin:0 auto;padding:12px 12px 92px;display:grid;gap:10px}.student-screen,.teacher-screen{position:relative;isolation:isolate}.student-screen:before{content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;background:radial-gradient(ellipse 100% 80% at 20% 0,rgba(99,102,241,.15),transparent 50%),radial-gradient(ellipse 70% 60% at 90% 10%,rgba(139,92,246,.12),transparent 50%),radial-gradient(ellipse 60% 50% at 10% 90%,rgba(236,72,153,.08),transparent 50%),radial-gradient(ellipse 50% 40% at 80% 100%,rgba(6,182,212,.1),transparent 50%),linear-gradient(rgba(248,250,252,.97),rgba(241,245,249,.95));background-size:100% 100%,100% 100%,100% 100%,100% 100%,44px 44px;mask-image:linear-gradient(180deg,rgba(0,0,0,.92),transparent 85%)}.student-screen{animation:screen-fade-in .6s ease-out}.app-mobile-header,.chat-composer-card,.chat-history-section,.mobile-bottom-dock,.prompt-strip-section,.quest-banner,.recent-section,.teacher-hero-card,.thread-stage{border-radius:24px}.app-mobile-header,.chat-composer-card,.chat-history-section,.prompt-strip-section,.quest-banner,.recent-section,.teacher-hero-card,.thread-stage{position:relative;overflow:hidden;padding:14px}.app-mobile-header{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:12px;background:hsla(0,0%,100%,.95);box-shadow:0 4px 24px -4px rgba(15,23,42,.08),0 1px 2px -1px rgba(15,23,42,.04);min-height:70px;border:1px solid rgba(226,232,240,.6);backdrop-filter:blur(12px);position:relative;overflow:hidden}.app-mobile-header:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,#6366f1,#8b5cf6,#ec4899);opacity:.8}.header-chips{display:flex;align-items:center;justify-content:center;gap:8px}.brand-button,.header-avatar{display:grid;place-items:center}.avatar-badge,.brand-button{width:42px;height:42px;border-radius:14px;border:2px solid hsla(0,0%,100%,.9);background:linear-gradient(135deg,#f8fafc,#f1f5f9);color:#64748b;transition:all .3s ease}.student-avatar{background:linear-gradient(135deg,#6366f1,#8b5cf6 50%,#ec4899);border-color:transparent;box-shadow:0 8px 20px -4px rgba(99,102,241,.4),0 2px 8px -2px rgba(139,92,246,.3),inset 0 1px 0 hsla(0,0%,100%,.3);animation:avatar-pulse 3s ease-in-out infinite}@keyframes avatar-pulse{0%,to{box-shadow:0 8px 20px -4px rgba(99,102,241,.4),0 2px 8px -2px rgba(139,92,246,.3)}50%{box-shadow:0 12px 28px -4px rgba(99,102,241,.5),0 4px 12px -2px rgba(139,92,246,.4)}}.student-initials{font-size:.82rem;font-weight:800;color:#fff;letter-spacing:.02em;text-shadow:0 1px 2px rgba(0,0,0,.1)}.brand-button{box-shadow:0 12px 24px rgba(47,109,246,.28);background:linear-gradient(135deg,#3f83ff,#2450d8);color:#fff}.brand-button.muted-brand{background:rgba(248,249,252,.96);color:var(--text-main);box-shadow:none}.dock-icon,.header-icon,.tile-icon{width:20px;height:20px}.tiny-icon{width:16px;height:16px}.status-chip{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:34px;padding:0 12px;border-radius:14px;font-size:.9rem;border:1px solid hsla(0,0%,100%,.8);transition:all .25s ease;position:relative;overflow:hidden}.status-chip:before{content:"";position:absolute;inset:0;opacity:.08;transition:opacity .2s ease}.status-chip:hover:before{opacity:.15}.status-chip .tiny-icon{animation:chip-icon-bounce 2s ease-in-out infinite}@keyframes chip-icon-bounce{0%,to{transform:translateY(0)}50%{transform:translateY(-2px)}}.sky-chip{background:linear-gradient(135deg,rgba(56,189,248,.15),rgba(99,102,241,.12));color:#0284c7;border-color:rgba(56,189,248,.3)}.sky-chip:before{background:linear-gradient(135deg,#38bdf8,#6366f1)}.amber-chip{background:linear-gradient(135deg,rgba(251,146,60,.15),rgba(239,68,68,.1));color:#c2410c;border-color:rgba(251,146,60,.3)}.amber-chip:before{background:linear-gradient(135deg,#fb923c,#ef4444)}.violet-chip{background:linear-gradient(135deg,rgba(168,85,247,.15),rgba(236,72,153,.1));color:#7c3aed;border-color:rgba(168,85,247,.3)}.violet-chip:before{background:linear-gradient(135deg,#a855f7,#ec4899)}.wide-chip{min-width:154px}.single-title-chip,.wide-chip{justify-content:center}.quest-banner,.teacher-hero-card{background:radial-gradient(ellipse 80% 70% at 0 110%,rgba(251,191,36,.35),transparent 55%),radial-gradient(ellipse 70% 60% at 100% -5%,rgba(139,92,246,.45),transparent 50%),radial-gradient(ellipse 50% 40% at 0 0,rgba(236,72,153,.2),transparent 40%),radial-gradient(circle at 30% 30%,hsla(0,0%,100%,.15),transparent 25%),linear-gradient(135deg,#4f46e5,#7c3aed 45%,#db2777);color:#fff;box-shadow:0 32px 64px -12px rgba(79,70,229,.4),0 16px 32px -8px rgba(124,58,237,.3),inset 0 4px 0 hsla(0,0%,100%,.12);position:relative;overflow:hidden;border:1px solid hsla(0,0%,100%,.15)}.quest-banner:before,.teacher-hero-card:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 95% 95%,hsla(0,0%,100%,.18) 0,transparent 30%),radial-gradient(circle at 85% 15%,hsla(0,0%,100%,.1) 0,transparent 20%),linear-gradient(120deg,hsla(0,0%,100%,.15),transparent 36%),repeating-linear-gradient(135deg,hsla(0,0%,100%,.04) 0 1px,transparent 1px 14px);pointer-events:none;animation:banner-shimmer 8s ease-in-out infinite}@keyframes banner-shimmer{0%,to{opacity:1}50%{opacity:.7}}.quest-banner:after,.teacher-hero-card:after{content:"";position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:radial-gradient(circle,hsla(0,0%,100%,.08) 0,transparent 50%);animation:banner-glow 6s ease-in-out infinite alternate}@keyframes banner-glow{0%{transform:translate(0);opacity:.5}to{transform:translate(20px,20px);opacity:.8}}.quest-copy,.teacher-hero-copy{position:relative;z-index:1;display:grid;gap:10px}.quest-copy h1,.teacher-hero-copy h1{margin:0;max-width:780px;font-size:clamp(1.5rem,4.5vw,3.2rem);line-height:1.2;letter-spacing:-.01em;text-shadow:0 2px 12px rgba(0,0,0,.15)}.quest-copy p,.teacher-hero-copy p{margin:0;color:hsla(0,0%,100%,.9);line-height:1.65;font-size:.95rem}.quest-kicker-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.quest-kicker,.soft-kicker{gap:6px;width:fit-content;border-radius:999px;background:hsla(0,0%,100%,.2);color:#fff;font-weight:700;font-size:.78rem;border:1px solid hsla(0,0%,100%,.25);backdrop-filter:blur(8px)}.level-pill,.quest-kicker,.soft-kicker{display:inline-flex;align-items:center;padding:.38rem .72rem}.level-pill{gap:5px;border-radius:999px;background:linear-gradient(135deg,rgba(251,191,36,.35),rgba(245,158,11,.3));color:rgba(255,252,220,.98);font-weight:800;font-size:.75rem;border:1px solid rgba(251,191,36,.4);box-shadow:0 2px 8px rgba(251,191,36,.2);animation:level-pill-glow 2s ease-in-out infinite}@keyframes level-pill-glow{0%,to{box-shadow:0 2px 8px rgba(251,191,36,.2)}50%{box-shadow:0 4px 16px rgba(251,191,36,.35)}}.xp-bar-wrap{display:grid;gap:6px;margin-top:6px}.xp-bar-track{height:6px;border-radius:999px;background:hsla(0,0%,100%,.2);overflow:hidden;position:relative}.xp-bar-track:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,transparent,hsla(0,0%,100%,.15),transparent);animation:xp-shine 2s ease-in-out infinite}@keyframes xp-shine{0%,to{transform:translateX(-100%)}50%{transform:translateX(100%)}}.xp-bar-fill{height:100%;border-radius:999px;background:linear-gradient(90deg,#fbbf24,#fcd34d,#fff7ed);transition:width .6s cubic-bezier(.34,1.56,.64,1);box-shadow:0 0 12px rgba(251,191,36,.5);position:relative}.xp-bar-fill:after{content:"";position:absolute;top:0;right:0;bottom:0;width:20px;background:linear-gradient(90deg,transparent,hsla(0,0%,100%,.6));border-radius:999px}.xp-bar-label{color:hsla(0,0%,100%,.75);font-size:.74rem;font-weight:700}.quest-meta,.teacher-hero-stats{position:relative;z-index:1;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;margin-top:12px}.quest-meta div,.teacher-hero-stats div{display:grid;gap:4px;padding:12px;border-radius:16px;background:hsla(0,0%,100%,.16);border:1px solid hsla(0,0%,100%,.12)}.quest-meta span,.teacher-hero-stats span{color:hsla(0,0%,100%,.78);font-size:.86rem}.quest-meta strong,.teacher-hero-stats strong{font-size:1.2rem}.quest-action{min-height:44px;border:none;border-radius:16px;color:#2945c7;box-shadow:0 16px 30px rgba(15,23,42,.14);transition:transform .18s ease,box-shadow .18s ease}.quest-action:hover{box-shadow:0 20px 36px rgba(15,23,42,.18)}.teacher-hero-card .quest-action{background:hsla(0,0%,100%,.18);color:#fff}.feature-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.feature-tile{gap:10px;min-height:140px;border:1px solid rgba(226,232,240,.6);border-radius:24px;background:linear-gradient(145deg,hsla(0,0%,100%,.98),rgba(248,250,252,.95));box-shadow:0 8px 32px -8px rgba(15,23,42,.1),0 2px 8px -4px rgba(15,23,42,.05),inset 0 1px 0 hsla(0,0%,100%,.9);transition:all .35s cubic-bezier(.34,1.56,.64,1)}.feature-tile:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 50% 120%,currentColor,transparent 70%);opacity:0;transition:opacity .35s ease}.feature-tile:hover{border-color:rgba(99,102,241,.25);box-shadow:0 24px 56px -16px rgba(15,23,42,.18),0 12px 24px -8px rgba(15,23,42,.1)}.feature-tile:hover:before{opacity:.08}.feature-tile:active{transform:translateY(-2px) scale(1)}.tone-blue{color:#6366f1}.tone-violet{color:#8b5cf6}.tone-mint{color:#10b981}.tone-orange{color:#f97316}.tone-blue:hover{border-color:rgba(99,102,241,.3);box-shadow:0 24px 56px -16px rgba(99,102,241,.25)}.tone-violet:hover{border-color:rgba(139,92,246,.3);box-shadow:0 24px 56px -16px rgba(139,92,246,.25)}.tone-mint:hover{border-color:rgba(16,185,129,.3);box-shadow:0 24px 56px -16px rgba(16,185,129,.25)}.tone-orange:hover{border-color:rgba(249,115,22,.3);box-shadow:0 24px 56px -16px rgba(249,115,22,.25)}.feature-tile.featured-tile{min-height:155px;padding:20px;background:radial-gradient(ellipse 80% 100% at 100% 50%,rgba(99,102,241,.1),transparent 60%),radial-gradient(ellipse 60% 80% at 0 100%,rgba(139,92,246,.08),transparent 40%),linear-gradient(180deg,hsla(0,0%,100%,.99),rgba(248,250,252,.97));border:1px solid rgba(99,102,241,.15)}.tile-glow{inset:auto -18px -24px auto;width:100px;height:100px;opacity:0;transition:all .4s ease;animation:tile-glow-pulse 3s ease-in-out infinite}.feature-tile:hover .tile-glow{opacity:1;transform:scale(1.2)}@keyframes tile-glow-pulse{0%,to{opacity:.3}50%{opacity:.6}}.tile-icon-shell{width:56px;height:56px;border-radius:18px;box-shadow:0 8px 24px -8px currentColor,0 4px 12px -4px currentColor;transition:all .35s ease}.feature-tile:hover .tile-icon-shell{transform:scale(1.1) rotate(5deg);box-shadow:0 12px 32px -8px currentColor,0 6px 16px -4px currentColor}.tile-content{gap:5px}.tile-content strong{font-size:1rem;color:#1e293b;font-weight:700}.recent-card p,.section-heading p,.thread-bubble-meta span,.tile-content p{color:#64748b;line-height:1.65;font-size:.85rem}.feature-tile.featured-tile .tile-content strong{font-size:1.15rem}.feature-tile.featured-tile .tile-content p{font-size:.9rem}.tile-tag{align-items:center;gap:4px;padding:.38rem .72rem;font-size:.78rem}.tile-tag svg{width:12px;height:12px}.feature-tile:hover .tile-tag{transform:translateX(4px)}.tone-blue .tile-icon-shell{background:linear-gradient(135deg,#3b82f6,#6366f1)}.tone-blue .tile-glow{background:radial-gradient(circle,rgba(59,130,246,.35),transparent 70%)}.tone-violet .tile-icon-shell{background:linear-gradient(135deg,#8b5cf6,#d946ef)}.tone-violet .tile-glow{background:radial-gradient(circle,rgba(139,92,246,.35),transparent 70%)}.tone-mint .tile-icon-shell{background:linear-gradient(135deg,#10b981,#14b8a6)}.tone-mint .tile-glow{background:radial-gradient(circle,rgba(16,185,129,.35),transparent 70%)}.tone-orange .tile-icon-shell{background:linear-gradient(135deg,#f97316,#ef4444)}.tone-orange .tile-glow{background:radial-gradient(circle,rgba(249,115,22,.35),transparent 70%)}.disabled-tile{opacity:.65}.disabled-tile:hover{transform:none;box-shadow:0 8px 32px -8px rgba(15,23,42,.1),0 2px 8px -4px rgba(15,23,42,.05)}.disabled-tile .tile-icon-shell{background:linear-gradient(135deg,#94a3b8,#64748b)}.feature-tile{position:relative;overflow:hidden;display:grid;align-content:start;justify-items:center;gap:8px;min-height:128px;padding:14px 10px 12px;border:1px solid rgba(24,39,40,.06);background:hsla(0,0%,100%,.92);text-align:center;box-shadow:0 8px 24px rgba(21,35,53,.07),inset 0 1px 0 hsla(0,0%,100%,.9);transition:transform .22s cubic-bezier(.34,1.56,.64,1),box-shadow .22s ease,border-color .22s ease,background .22s ease}.feature-tile:hover{transform:translateY(-4px) scale(1.01);border-color:rgba(47,109,246,.16);background:hsla(0,0%,100%,.99);box-shadow:0 22px 50px rgba(21,35,53,.13),inset 0 1px 0 hsla(0,0%,100%,.9)}.tone-blue:hover{border-color:rgba(43,125,255,.22);box-shadow:0 22px 50px rgba(43,125,255,.13)}.tone-violet:hover{border-color:rgba(122,85,255,.22);box-shadow:0 22px 50px rgba(122,85,255,.13)}.tone-mint:hover{border-color:rgba(19,195,139,.22);box-shadow:0 22px 50px rgba(19,195,139,.12)}.tone-orange:hover{border-color:rgba(255,154,31,.22);box-shadow:0 22px 50px rgba(255,154,31,.12)}.tone-cyan:hover{border-color:rgba(6,182,212,.22);box-shadow:0 22px 50px rgba(6,182,212,.12)}.feature-tile.featured-tile{grid-column:span 2;min-height:140px;justify-items:start;text-align:right;padding:16px;background:radial-gradient(ellipse 60% 80% at 100% 50%,rgba(59,111,245,.08),transparent 60%),radial-gradient(circle at 0 100%,rgba(47,109,246,.1),transparent 34%),linear-gradient(180deg,hsla(0,0%,100%,.98),rgba(245,249,255,.96))}.tile-glow{position:absolute;inset:auto -14px -18px auto;width:82px;height:82px;border-radius:999px;opacity:.9}.tile-icon-shell{position:relative;z-index:1;display:grid;place-items:center;width:50px;height:50px;color:#fff;box-shadow:0 14px 24px rgba(0,0,0,.14)}.tile-content{position:relative;z-index:1;display:grid;gap:4px}.tile-content strong{font-size:.98rem;color:#101828}.recent-card p,.section-heading p,.thread-bubble-meta span,.tile-content p{margin:0;color:var(--text-soft);line-height:1.7}.feature-tile.featured-tile .tile-content strong{font-size:1.06rem}.tile-tag{position:relative;z-index:1;display:inline-flex;width:fit-content;padding:.34rem .66rem;background:rgba(15,23,42,.06);color:var(--text-soft);font-size:.82rem}.tone-blue .tile-icon-shell{background:linear-gradient(135deg,#2b7dff,#3f5dff)}.tone-blue .tile-glow{background:radial-gradient(circle,rgba(70,107,255,.26),transparent 70%)}.tone-violet .tile-icon-shell{background:linear-gradient(135deg,#7a55ff,#b11cff)}.tone-violet .tile-glow{background:radial-gradient(circle,rgba(160,96,255,.24),transparent 70%)}.tone-mint .tile-icon-shell{background:linear-gradient(135deg,#13c38b,#0da57b)}.tone-mint .tile-glow{background:radial-gradient(circle,rgba(19,195,139,.24),transparent 70%)}.tone-orange .tile-icon-shell{background:linear-gradient(135deg,#ff9a1f,#ff5a36)}.tone-orange .tile-glow{background:radial-gradient(circle,rgba(255,153,31,.24),transparent 70%)}.disabled-tile{opacity:.68;cursor:not-allowed}.chat-composer-card,.chat-history-section,.prompt-strip-section,.recent-section,.thread-stage{background:linear-gradient(145deg,hsla(0,0%,100%,.98),rgba(248,250,252,.95));box-shadow:0 8px 32px -8px rgba(15,23,42,.1),0 2px 8px -4px rgba(15,23,42,.05);border:1px solid rgba(226,232,240,.5)}.recent-section{display:grid;gap:12px;border-radius:26px}.section-heading{display:flex;align-items:center;flex-direction:column;justify-content:space-between;gap:5px}.section-heading h2{margin:0;font-size:1.18rem;color:#1e293b;font-weight:700}.section-heading p{font-size:.85rem;color:#64748b;margin:0}.compact-heading p{font-size:.85rem}.text-link-button{display:inline-flex;align-items:center;gap:5px;min-height:38px;border:1px solid rgba(99,102,241,.2);border-radius:999px;padding:0 16px;font-size:.85rem;transition:all .25s ease}.text-link-button:hover{background:linear-gradient(135deg,rgba(99,102,241,.15),rgba(139,92,246,.1));border-color:rgba(99,102,241,.35);transform:translateY(-2px);box-shadow:0 6px 16px -6px rgba(99,102,241,.25)}.text-link-button svg{width:14px;height:14px}.prompt-chip-row,.recent-rail{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(200px,75%);gap:12px;overflow-x:auto;padding-bottom:6px;scroll-snap-type:x mandatory}.recent-card{display:grid;gap:10px;min-height:145px;padding:18px;border:1px solid rgba(226,232,240,.6);border-radius:22px;background:linear-gradient(145deg,hsla(0,0%,100%,.99),rgba(248,250,252,.97));text-align:right;box-shadow:0 6px 24px -6px rgba(15,23,42,.08),0 2px 6px -2px rgba(15,23,42,.04);scroll-snap-align:start}.recent-card:hover{border-color:rgba(99,102,241,.25);box-shadow:0 16px 40px -12px rgba(15,23,42,.15),0 8px 16px -6px rgba(15,23,42,.08)}.recent-card:active{transform:translateY(-2px) scale(1)}.dashboard-recent-card{align-content:start;gap:6px;min-height:100px;padding:14px 16px;border-radius:18px}.dashboard-recent-card .recent-card-top{min-height:24px}.dashboard-recent-card .recent-pill{padding:.2rem .48rem;font-size:.7rem}.dashboard-recent-card p,.dashboard-recent-card strong{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.dashboard-recent-card small{font-size:.74rem}.recent-card:hover{transform:translateY(-3px) scale(1.01);border-color:rgba(47,109,246,.2);box-shadow:0 20px 40px rgba(30,42,72,.12),inset 0 1px 0 hsla(0,0%,100%,.9)}.recent-card-top{display:flex;align-items:center;justify-content:space-between;gap:10px;color:#4a67d7}.recent-pill{display:inline-flex;width:fit-content;padding:.36rem .64rem;border-radius:999px;background:rgba(62,110,255,.1);color:#3e6eff;font-size:.78rem;font-weight:700}.recent-card strong,.thread-bubble-meta strong{font-size:.98rem}.recent-card small{color:var(--text-soft)}.prompt-chip{min-height:44px;border:1px solid rgba(62,110,255,.1);border-radius:16px;background:rgba(62,110,255,.07);color:#355fdc;padding:0 14px;font-weight:700;text-align:right}.teacher-chat-card{min-height:126px}.active-chat-card{border-color:rgba(94,80,255,.24);box-shadow:0 14px 28px rgba(94,80,255,.12)}.thread-stage{min-height:340px}.thread-messages{display:grid;gap:12px}.thread-bubble{display:grid;gap:10px;padding:16px;border-radius:24px;max-width:88%}.ai-bubble{justify-self:end;background:linear-gradient(180deg,rgba(241,238,255,.98),rgba(233,246,255,.98));border:1px solid rgba(112,104,255,.1)}.user-bubble{justify-self:start;background:linear-gradient(180deg,rgba(255,246,227,.98),rgba(255,238,220,.98));border:1px solid rgba(255,157,46,.12)}.pending-bubble{border-style:dashed}.thread-bubble-meta{display:flex;align-items:center;justify-content:space-between;gap:12px}.thread-bubble p{margin:0;line-height:1.92;white-space:pre-wrap;unicode-bidi:plaintext}.message-content{display:grid;gap:10px;line-height:1.95}.message-content p{margin:0;white-space:normal;unicode-bidi:plaintext}.message-content strong{font-weight:900;color:#111827}.message-content code{direction:ltr;unicode-bidi:isolate;display:inline-flex;border-radius:8px;background:rgba(15,23,42,.08);color:#1f3a8a;padding:.08rem .38rem;font-family:var(--font-yekan-bakh),Arial,sans-serif;font-size:.9em}.message-list{display:grid;gap:8px;margin:0;padding:0 1.2rem 0 0}.message-list li{padding-right:4px;line-height:1.9}.message-table{overflow-x:auto;margin:0}.message-table table{width:100%;border-collapse:collapse;border-radius:12px;overflow:hidden;font-size:.94rem}.message-table thead{background:linear-gradient(135deg,#1e3a8a,#1d4ed8);color:#fff}.message-table th{padding:10px 14px;text-align:center;font-weight:700;white-space:nowrap}.message-table td{padding:9px 14px;text-align:center;border-bottom:1px solid rgba(15,23,42,.08);line-height:1.85}.message-table tbody tr:last-child td{border-bottom:none}.message-table tbody tr:nth-child(2n){background:rgba(47,109,246,.04)}.code-block-shell{overflow:hidden;border:1px solid rgba(47,109,246,.12);border-radius:16px;background:#0f172a;box-shadow:0 14px 28px rgba(15,23,42,.12)}.code-block-shell>span{display:flex;align-items:center;min-height:32px;padding:0 12px;background:hsla(0,0%,100%,.08);color:hsla(0,0%,100%,.74);font-size:.78rem;font-weight:800}.code-block-shell pre{margin:0;overflow-x:auto;padding:14px;color:#e5eefc;font-family:var(--font-yekan-bakh),Arial,sans-serif;font-size:.86rem;line-height:1.7}.code-block-shell pre code{display:inline;border-radius:0;background:transparent;color:inherit;padding:0}.diagram-fallback,.diagram-shell{overflow:hidden;border:1px solid rgba(47,109,246,.14);border-radius:16px;background:hsla(0,0%,100%,.92);box-shadow:0 14px 28px rgba(15,23,42,.1)}.diagram-shell>span{display:flex;align-items:center;min-height:32px;padding:0 12px;background:linear-gradient(90deg,rgba(47,109,246,.12),rgba(14,165,233,.08));color:#2540a6;font-size:.78rem;font-weight:900}.diagram-loading,.mermaid-diagram,.svg-diagram{overflow-x:auto;padding:16px;color:#13213a;text-align:center;background:#fff}.svg-diagram{direction:ltr;max-height:min(70vh,620px);overflow:auto}.svg-diagram svg{display:block;width:min(100%,760px);height:auto;max-height:none;margin:0 auto}.mermaid-diagram .edgeLabel,.mermaid-diagram .nodeLabel,.mermaid-diagram foreignObject,.mermaid-diagram foreignObject div,.mermaid-diagram text,.svg-diagram text{direction:rtl;unicode-bidi:plaintext;font-family:var(--font-yekan-bakh),Arial,sans-serif!important}.mermaid-diagram-shell{direction:ltr}.mermaid-diagram svg{max-width:100%;height:auto;min-width:360px}.diagram-loading{direction:rtl;color:#64748b;font-weight:800}.diagram-fallback{display:grid;gap:10px;padding:12px}.diagram-fallback>strong{color:#b42318;font-size:.84rem;font-weight:900}.diagram-fallback pre{margin:0;overflow-x:auto;border-radius:12px;background:#0f172a;color:#e5eefc;padding:12px;font-family:var(--font-yekan-bakh),Arial,sans-serif;font-size:.82rem;line-height:1.7}.math-inline{display:inline-flex;vertical-align:middle;margin:0 .14rem;padding:2px 6px;background:rgba(47,109,246,.06);border-radius:6px;font-weight:600}.math-inline,.math-text-fragment{direction:ltr;unicode-bidi:isolate}.math-text-fragment{display:inline-block;white-space:nowrap;font-family:var(--font-yekan-bakh),Arial,sans-serif;font-size:.94em}.math-block{overflow-x:auto;border:1px solid rgba(47,109,246,.2);border-radius:16px;background:hsla(0,0%,100%,.95);color:#13213a;padding:18px 20px;text-align:center;margin:12px 0;font-weight:600;box-shadow:0 2px 8px rgba(47,109,246,.08)}.math-block .katex{font-size:1.1em}.math-inline .katex{font-size:1.05em}.edu-diagram-shell{direction:ltr}.edu-diagram-svg{display:block;width:min(100%,760px);height:auto;margin:0 auto;background:#fff}.edu-diagram-title{fill:#111827;font-size:19px;font-weight:900;text-anchor:middle}.edu-axis-label,.edu-axis-title,.edu-diagram-label,.edu-diagram-title{direction:rtl;unicode-bidi:plaintext;font-family:var(--font-yekan-bakh),Arial,sans-serif}.edu-axis-label,.edu-axis-title,.edu-diagram-label{fill:#1f2937;font-size:14px;font-weight:800}.edu-axis-label{direction:ltr;text-anchor:middle;fill:#64748b;font-size:12px}.edu-axis-title{direction:ltr;fill:#334155}.edu-grid-line{stroke:rgba(148,163,184,.28);stroke-width:1}.edu-axis-line,.edu-ground-line{stroke:#111827;stroke-width:2.4}.edu-axis-arrow{fill:#111827}.edu-tick-line{stroke:#334155;stroke-width:2}.edu-function-line,.edu-interval-line,.edu-segment-line,.edu-vector-line{fill:none;stroke-width:4;stroke-linecap:round;stroke-linejoin:round}.edu-function-line{stroke-width:3.5}.edu-vector-line{stroke-width:5}.edu-point{stroke:#fff;stroke-width:2}.edu-force-body{fill:#f59e0b;stroke:#111827;stroke-width:4}.chat-composer-card textarea{width:100%;min-height:132px;resize:vertical;border:1px solid rgba(24,39,40,.08);border-radius:22px;background:linear-gradient(180deg,rgba(248,250,255,.96),hsla(0,0%,100%,.98));padding:1rem 1rem 1.1rem;color:var(--text-main);text-align:start;unicode-bidi:plaintext}.chat-composer-card textarea:focus{outline:2px solid rgba(94,80,255,.16);border-color:rgba(94,80,255,.18)}.composer-footer-row{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:12px}.mobile-pill,.send-pill{min-height:46px;border-radius:999px}.mobile-pill{display:inline-flex;align-items:center;justify-content:center;gap:8px}.mobile-bottom-dock{position:fixed;left:50%;bottom:16px;z-index:30;transform:translateX(-50%);width:min(calc(100% - 32px),440px);display:grid;grid-template-columns:repeat(3,1fr);gap:8px;padding:8px;background:linear-gradient(145deg,hsla(0,0%,100%,.98),rgba(248,250,252,.95));backdrop-filter:blur(28px) saturate(1.8);box-shadow:0 4px 24px -8px rgba(15,23,42,.15),0 2px 8px -4px rgba(15,23,42,.08),0 0 0 1px rgba(99,102,241,.1),inset 0 1px 0 hsla(0,0%,100%,.9);border:1px solid rgba(226,232,240,.5);border-radius:22px}.dock-item{display:grid;justify-items:center;gap:4px;min-height:56px;padding:10px 8px;border:none;border-radius:18px;background:transparent;font-weight:700;font-size:.78rem;transition:all .28s cubic-bezier(.34,1.56,.64,1)}.dock-item .dock-icon{width:22px;height:22px;transition:all .28s ease}.dock-item.active{background:linear-gradient(135deg,rgba(99,102,241,.15),rgba(139,92,246,.1));box-shadow:0 4px 16px -8px rgba(99,102,241,.3),0 0 0 1px rgba(99,102,241,.15)}.dock-item.active .dock-icon{filter:drop-shadow(0 0 8px rgba(99,102,241,.4));animation:dock-icon-pulse 2s ease-in-out infinite}@keyframes dock-icon-pulse{0%,to{filter:drop-shadow(0 0 6px rgba(99,102,241,.3))}50%{filter:drop-shadow(0 0 12px rgba(99,102,241,.5))}}.dock-item span{font-size:.74rem}@media (min-width:740px){.app-screen{width:min(100%,1180px);min-height:100vh;padding:28px 28px 42px;gap:16px}.app-mobile-header{width:min(100%,760px);justify-self:center;padding:10px 14px;border-radius:24px}.quest-banner,.teacher-hero-card{min-height:245px;padding:30px;border-radius:34px}.feature-grid{grid-template-columns:repeat(4,minmax(0,1fr));grid-auto-flow:dense;gap:14px}.feature-tile.featured-tile{grid-column:span 2}.feature-tile{min-height:178px;padding:20px 16px 16px}.prompt-chip-row,.recent-rail{grid-auto-columns:minmax(220px,260px)}.quest-banner,.teacher-hero-card{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(280px,.75fr);align-items:end;gap:22px}.quest-meta,.teacher-hero-stats{align-self:stretch;margin-top:0}.quest-action,.quest-meta div,.teacher-hero-stats div{min-height:92px}.chat-composer-card,.chat-history-section,.prompt-strip-section,.recent-section,.thread-stage{border-radius:30px;padding:22px}.mobile-bottom-dock{justify-self:center;width:min(100%,760px);border-radius:24px;position:static;transform:none}}@media (min-width:980px){.student-screen{grid-template-columns:minmax(0,1fr) 340px;align-items:start}.student-screen .app-mobile-header,.student-screen .feature-grid,.student-screen .mobile-bottom-dock,.student-screen .quest-banner,.student-screen .recent-section{grid-column:1/-1}.recent-rail{grid-auto-flow:row;grid-auto-columns:auto;grid-template-columns:repeat(3,minmax(0,1fr));overflow:visible;padding-bottom:0}}@media (min-width:1220px){.app-screen{width:min(100%,1240px)}}@media (max-width:420px){.app-screen{padding-inline:10px;gap:9px}.feature-grid{gap:9px}.feature-tile{min-height:122px;border-radius:20px;padding-inline:10px}.feature-tile.featured-tile{min-height:134px}.quest-copy h1,.teacher-hero-copy h1{font-size:1.34rem}.thread-bubble{max-width:94%}.composer-footer-row{flex-direction:column;align-items:stretch}}@media (max-width:739px){.quest-banner,.teacher-hero-card{border-radius:24px}.feature-tile.featured-tile{display:grid;grid-template-columns:auto 1fr;align-items:center;align-content:center;column-gap:12px}.feature-tile.featured-tile .tile-icon-shell{grid-row:span 2}.feature-tile.featured-tile .tile-tag{justify-self:start}.recent-card p,.section-heading p,.thread-bubble-meta span,.tile-content p{line-height:1.55}}.student-screen{direction:rtl}.student-screen .app-mobile-header{min-height:58px;border-radius:20px;box-shadow:0 14px 34px rgba(28,43,71,.09)}.student-screen .quest-banner{background:linear-gradient(135deg,rgba(47,109,246,.95),rgba(124,58,237,.92)),#2f6df6;box-shadow:0 18px 42px rgba(67,86,214,.22)}.student-screen .quest-banner:before{background:linear-gradient(120deg,hsla(0,0%,100%,.13),transparent 36%)}.student-screen .quest-copy{max-width:680px}.student-screen .quest-copy h1{max-width:13ch;font-size:clamp(1.65rem,5.7vw,2.65rem)}.student-screen .quest-copy p{color:hsla(0,0%,100%,.86)}.student-screen .quest-meta{grid-template-columns:minmax(0,1fr);align-self:center;min-width:180px}.student-screen .quest-meta div{min-height:auto;padding:12px 14px;border-radius:18px;background:hsla(0,0%,100%,.13)}.student-screen .quest-action{min-height:46px;border-radius:16px}.student-screen .feature-grid{grid-auto-flow:dense}.student-screen .feature-tile{align-content:center;box-shadow:0 12px 28px rgba(21,35,53,.07)}.student-screen .feature-tile.featured-tile{min-height:118px;border-color:rgba(47,109,246,.14)}.student-screen .tile-icon-shell{width:44px;height:44px;border-radius:14px;box-shadow:0 10px 20px rgba(0,0,0,.1)}.student-screen .tile-tag{padding:.25rem .55rem}.student-screen .disabled-tile{background:hsla(0,0%,100%,.64);box-shadow:none}.student-screen .disabled-tile .tile-glow,.student-screen .disabled-tile .tile-icon-shell{opacity:.64}.student-screen .recent-section{gap:14px;background:hsla(0,0%,100%,.86);box-shadow:0 16px 38px rgba(32,45,72,.09)}.student-screen .section-heading{align-items:flex-start}.student-screen .section-heading h2{font-size:1.05rem}.student-screen .compact-heading p{margin-top:4px;font-size:.84rem}.student-screen .text-link-button{min-height:34px;padding:0 12px;border-radius:14px}.student-screen .recent-rail{gap:8px}.student-screen .dashboard-recent-card{min-height:84px;padding:10px 12px;border-radius:14px;box-shadow:none}.student-screen .dashboard-recent-card strong{font-size:.9rem}.student-screen .dashboard-recent-card p{font-size:.8rem}.student-screen .dashboard-recent-card small{color:#8a96aa}@media (min-width:740px){.student-screen{width:min(100%,1060px);padding:24px 24px 32px;gap:14px}.student-screen .app-mobile-header{width:min(100%,620px)}.student-screen .quest-banner{grid-template-columns:minmax(0,1fr) 220px;align-items:center;min-height:190px;padding:26px;border-radius:28px}.student-screen .feature-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.student-screen .feature-tile{min-height:132px;padding:16px 14px}.student-screen .feature-tile.featured-tile{grid-column:span 2;min-height:132px}.student-screen .recent-section{border-radius:24px;padding:18px}.student-screen .mobile-bottom-dock{width:min(100%,620px);padding:5px;border-radius:20px;box-shadow:0 14px 34px rgba(18,30,49,.11)}}@media (min-width:980px){.student-screen{grid-template-columns:minmax(0,1fr)}.student-screen .recent-section{grid-column:auto}.student-screen .dashboard-recent-card{min-height:88px}}@media (max-width:739px){.student-screen .quest-banner{padding:18px}.student-screen .quest-copy h1{max-width:12ch}.student-screen .quest-meta{grid-template-columns:1fr auto}.student-screen .quest-action{padding:0 14px}}.student-screen{width:min(100%,1120px);gap:12px}.student-screen:before{opacity:.72;background:linear-gradient(rgba(47,109,246,.025) 1px,transparent 0),linear-gradient(90deg,rgba(47,109,246,.025) 1px,transparent 0);background-size:48px 48px}.student-screen .app-mobile-header{grid-template-columns:42px minmax(0,1fr) auto;max-width:680px;justify-self:center;padding:8px 10px;border-color:rgba(30,50,82,.08);background:hsla(0,0%,100%,.86)}.student-header-title{display:grid;gap:1px;min-width:0;text-align:right}.student-header-title strong{color:#172033;font-size:.94rem;line-height:1.4}.student-header-title span{overflow:hidden;color:#7a8496;font-size:.74rem;font-weight:700;text-overflow:ellipsis;white-space:nowrap}.student-screen .header-chips{justify-content:end}.student-screen .status-chip{min-height:30px;padding:0 9px;border:0;border-radius:12px;font-size:.82rem}.student-screen .avatar-badge{width:38px;height:38px;background:#f7f9fd;color:#64748b}.student-screen .quest-banner{gap:14px;border:1px solid rgba(47,109,246,.12);border-radius:22px;padding:18px;background:linear-gradient(135deg,hsla(0,0%,100%,.92),rgba(244,248,255,.88)),radial-gradient(circle at 8% 18%,rgba(47,109,246,.12),transparent 30%);color:#172033;box-shadow:0 14px 34px rgba(32,45,72,.08)}.student-screen .quest-banner:before{display:none}.student-screen .quest-kicker{border-color:rgba(47,109,246,.12);background:rgba(47,109,246,.08);color:#2f62ef}.student-screen .quest-copy h1{color:#14213d;font-size:clamp(1.22rem,3vw,1.75rem)}.student-screen .quest-copy p{font-size:.88rem}.student-screen .quest-meta div{border-color:rgba(47,109,246,.1);background:rgba(47,109,246,.06)}.student-screen .quest-meta span{color:#667188;font-size:.74rem}.student-screen .quest-meta strong{color:#172033;font-size:1.08rem}.student-screen .quest-action{min-height:42px;border:0;background:#2f6df6;color:#fff;box-shadow:0 10px 22px rgba(47,109,246,.2)}.student-screen .feature-grid{gap:10px}.student-screen .feature-tile{min-height:112px;border-color:rgba(38,55,88,.08);border-radius:18px;background:hsla(0,0%,100%,.88);box-shadow:0 12px 30px rgba(31,45,71,.07)}.student-screen .feature-tile:hover{box-shadow:0 16px 34px rgba(31,45,71,.11)}.student-screen .feature-tile.featured-tile{align-content:center;column-gap:12px;min-height:104px;padding:14px;border-color:rgba(47,109,246,.18);background:linear-gradient(135deg,rgba(47,109,246,.11),rgba(20,184,166,.08)),hsla(0,0%,100%,.94)}.student-screen .feature-tile.featured-tile .tile-content{min-width:0}.student-screen .feature-tile.featured-tile .tile-tag{align-self:center;justify-self:end}.student-screen .tile-content strong{color:#14213d}.student-screen .tile-content p{font-size:.82rem}.student-screen .disabled-tile{opacity:1}.student-screen .disabled-tile .tile-content p,.student-screen .disabled-tile .tile-content strong,.student-screen .disabled-tile .tile-tag{color:#8a96aa}.student-screen .recent-section{border-color:rgba(38,55,88,.08);border-radius:22px;padding:14px;background:hsla(0,0%,100%,.88)}.student-screen .section-heading{gap:12px}.student-screen .section-heading>div{min-width:0}.student-screen .section-heading h2{color:#14213d}.student-screen .text-link-button{flex:0 0 auto;border-color:rgba(47,109,246,.11);background:rgba(47,109,246,.07);color:#2f62ef}.student-screen .recent-rail{display:grid;grid-auto-flow:row;grid-auto-columns:auto;grid-template-columns:1fr}.student-screen .dashboard-recent-card{min-height:72px;gap:4px;border-color:rgba(47,109,246,.1);background:rgba(248,251,255,.78)}.student-screen .dashboard-recent-card:before{inset-inline-start:10px;top:16px;width:7px;height:7px;border-radius:999px;background:#2f6df6}.student-screen .mobile-bottom-dock{border-color:rgba(38,55,88,.08);background:hsla(0,0%,100%,.9)}@media (min-width:740px){.student-screen{padding:24px}.student-screen .quest-banner{grid-template-columns:minmax(0,1fr) 176px;min-height:132px;padding:18px 20px}.student-screen .feature-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.student-screen .feature-tile{min-height:126px}.student-screen .feature-tile.featured-tile{grid-column:span 2;min-height:126px}}@media (min-width:980px){.student-screen{grid-template-columns:minmax(0,1fr);grid-template-areas:"topbar" "hero" "features" "recent" "dock";width:min(100%,980px);align-items:start;gap:14px}.student-screen .app-mobile-header{grid-area:topbar}.student-screen .quest-banner{grid-area:hero}.student-screen .feature-grid{grid-area:features;grid-template-columns:repeat(4,minmax(0,1fr))}.student-screen .recent-section{grid-area:recent}.student-screen .mobile-bottom-dock{grid-area:dock}.student-screen .feature-tile.featured-tile{grid-column:span 2}.student-screen .recent-rail{grid-template-columns:repeat(3,minmax(0,1fr))}.student-screen .dashboard-recent-card{min-height:96px}}@media (max-width:739px){.student-screen{padding-top:10px}.student-screen .app-mobile-header{grid-template-columns:38px minmax(0,1fr) auto;max-width:none}.student-screen .status-chip{padding-inline:8px}.student-screen .quest-banner{border-radius:22px}.student-screen .quest-meta{grid-template-columns:minmax(0,1fr)}.student-screen .feature-tile.featured-tile{grid-template-columns:auto minmax(0,1fr)}.student-screen .feature-tile.featured-tile .tile-tag{grid-column:2;justify-self:start}}.student-screen .quest-banner{display:grid;grid-template-columns:minmax(0,1fr);gap:12px;min-height:auto;padding:15px;border:1px solid rgba(47,109,246,.1);border-radius:18px;background:radial-gradient(circle at 4% 0,rgba(47,109,246,.1),transparent 30%),linear-gradient(180deg,hsla(0,0%,100%,.94),rgba(247,250,255,.9));box-shadow:0 12px 28px rgba(32,45,72,.07)}.student-screen .quest-copy{gap:5px}.student-screen .quest-kicker{min-height:28px;padding:0 10px;border-radius:999px;font-size:.72rem}.student-screen .quest-copy h1{max-width:none;font-size:clamp(1.08rem,2.4vw,1.42rem);line-height:1.55}.student-screen .quest-copy p{display:-webkit-box;max-width:100%;overflow:hidden;color:#667188;font-size:.84rem;line-height:1.75;-webkit-box-orient:vertical;-webkit-line-clamp:2}.student-screen .quest-meta{justify-content:space-between;gap:8px;min-width:0}.student-screen .quest-meta div{flex:1 1 auto;justify-content:space-between;gap:10px;min-width:0;min-height:40px;padding:0 12px}.student-screen .quest-meta span{overflow:hidden;font-size:.72rem;text-overflow:ellipsis;white-space:nowrap}.student-screen .quest-meta strong{flex:0 0 auto;font-size:1rem;line-height:1}.student-screen .quest-action{flex:0 0 auto;min-height:40px;min-width:120px;padding:0 18px;border-radius:14px;font-size:.9rem}@media (min-width:740px){.student-screen .quest-banner{grid-template-columns:minmax(0,1fr) minmax(250px,auto);align-items:center;gap:18px;min-height:112px;padding:16px 18px}.student-screen .quest-copy h1{font-size:1.36rem}.student-screen .quest-copy p{-webkit-line-clamp:1}.student-screen .quest-meta{justify-content:end}.student-screen .quest-meta div{flex:0 0 128px}}@media (max-width:420px){.student-screen .quest-meta{align-items:stretch;flex-direction:column}.student-screen .quest-action{width:100%}}.student-screen{width:min(100%,980px)}.student-screen .app-mobile-header,.student-screen .feature-grid,.student-screen .mobile-bottom-dock,.student-screen .quest-banner,.student-screen .recent-section{width:100%;max-width:none;justify-self:stretch}@media (min-width:740px){.student-screen{width:min(100%,920px)}.student-screen .app-mobile-header,.student-screen .mobile-bottom-dock{width:100%}}@media (min-width:980px){.student-screen{width:min(100%,920px);grid-template-columns:minmax(0,1fr);grid-template-areas:"topbar" "hero" "features" "recent" "dock"}.student-screen .app-mobile-header{grid-area:topbar}.student-screen .quest-banner{grid-area:hero}.student-screen .feature-grid{grid-area:features}.student-screen .recent-section{grid-area:recent}.student-screen .mobile-bottom-dock{grid-area:dock}}.learning-screen{gap:14px}.learning-topbar{grid-template-columns:auto minmax(0,1fr) auto}.learning-ai-panel,.learning-hero,.learning-selector,.learning-topic-detail,.learning-topic-panel{position:relative;overflow:hidden;border:1px solid rgba(38,55,88,.08);border-radius:22px;background:hsla(0,0%,100%,.9);box-shadow:0 14px 34px rgba(32,45,72,.08);padding:16px}.learning-hero{background:radial-gradient(circle at 8% 18%,rgba(20,184,166,.12),transparent 30%),linear-gradient(135deg,hsla(0,0%,100%,.96),rgba(247,250,255,.9))}.learning-hero h1{margin:10px 0 6px;color:#14213d;font-size:clamp(1.22rem,3vw,1.72rem);line-height:1.55}.learning-hero p{margin:0;max-width:58rem;color:#667188;line-height:1.8}.learning-course-row{display:flex;flex-wrap:wrap;gap:8px}.learning-course-chip{min-height:40px;border:1px solid rgba(47,109,246,.12);border-radius:14px;background:rgba(47,109,246,.06);color:#2f62ef;padding:0 14px;font-weight:800}.learning-course-chip.active{background:#2f6df6;color:#fff;box-shadow:0 10px 22px rgba(47,109,246,.18)}.learning-ai-panel,.learning-layout,.learning-topic-detail,.learning-topic-panel{display:grid;gap:14px}.learning-topic-list{gap:8px}.learning-topic-item{display:grid;gap:4px;width:100%;border:1px solid rgba(38,55,88,.08);background:rgba(248,251,255,.78);padding:12px;text-align:right}.learning-topic-item strong{color:#14213d}.learning-topic-item span{display:-webkit-box;overflow:hidden;color:#667188;font-size:.82rem;line-height:1.7;-webkit-box-orient:vertical;-webkit-line-clamp:2}.learning-topic-item.active{border-color:rgba(47,109,246,.2);background:linear-gradient(135deg,rgba(47,109,246,.12),rgba(20,184,166,.08))}.learning-material-grid{display:grid;gap:12px}.learning-material-section{display:grid;align-content:start;gap:10px}.learning-material-section h3{margin:0;color:#14213d;font-size:.98rem}.learning-material-card{display:grid;gap:10px;border:1px solid rgba(47,109,246,.1);border-radius:18px;background:rgba(248,251,255,.78);padding:12px}.learning-material-head{display:flex;align-items:center;gap:10px}.learning-material-head div{display:grid;gap:2px;min-width:0}.learning-material-head strong{overflow:hidden;color:#14213d;text-overflow:ellipsis;white-space:nowrap}.learning-material-head small{color:#667188}.learning-material-icon{display:grid;flex:0 0 auto;place-items:center;width:38px;height:38px;border-radius:14px;color:#fff}.learning-material-icon.handout{background:linear-gradient(135deg,#2b7dff,#3f5dff)}.learning-material-icon.video{background:linear-gradient(135deg,#13c38b,#0da57b)}.learning-video{width:100%;max-height:260px;border-radius:14px;background:#0f172a}.learning-file-link{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:38px;border-radius:14px;background:rgba(15,23,42,.06);color:#2f62ef;font-weight:800;text-decoration:none}.learning-ai-form,.learning-ai-messages{display:grid;gap:10px}.learning-ai-form textarea{width:100%;min-height:112px;resize:vertical;border:1px solid rgba(24,39,40,.08);border-radius:18px;background:linear-gradient(180deg,rgba(248,250,255,.96),hsla(0,0%,100%,.98));color:var(--text-main);padding:1rem;text-align:start;unicode-bidi:plaintext}.learning-ai-form textarea:focus{outline:2px solid rgba(47,109,246,.14);border-color:rgba(47,109,246,.18)}@media (min-width:740px){.learning-layout{grid-template-columns:280px minmax(0,1fr);align-items:start}.learning-material-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (max-width:520px){.learning-topbar{grid-template-columns:auto minmax(0,1fr)}.learning-topbar .text-link-button{grid-column:1/-1;justify-content:center}}.student-screen{--student-primary:#6366f1;--student-primary-dark:#4f46e5;--student-secondary:#8b5cf6;--student-success:#10b981;--student-warning:#f59e0b;--student-orange:#f97316;--student-danger:#ef4444;--student-bg:#f1f5f9;--student-card:#fff;--student-text:#0f172a;--student-soft:#94a3b8;--student-border:#e2e8f0;min-height:100vh;margin:0 auto;padding:88px 16px 104px;display:flex;flex-direction:column;background:var(--student-bg);animation:dashboard-fade-up .42s ease both}.student-screen:before{display:none}body:has(.student-screen){background:#f1f5f9;overflow-x:hidden}.student-screen .card-panel{border:0;background:transparent;box-shadow:none;backdrop-filter:none}.student-screen .app-mobile-header{position:fixed;top:0;left:0;right:0;z-index:300;display:flex;align-items:center;justify-content:space-between;width:100%;max-width:none;border:0;border-bottom:1px solid rgba(226,232,240,.7);border-radius:0;background:hsla(0,0%,100%,.9);box-shadow:none;backdrop-filter:blur(24px)}.student-screen .app-mobile-header:before{display:none}.student-screen .header-avatar{order:3}.student-screen .student-header-title{order:1;position:relative}.student-screen .student-header-title:before{position:absolute;inset-inline-start:0;inset-inline-end:auto;top:50%;display:grid;place-items:center;transform:translateY(-50%)}.student-screen .student-header-title strong{color:var(--student-text);font-size:.95rem;font-weight:900;line-height:1.1}.student-screen .student-header-title span{color:var(--student-soft);font-size:.68rem;font-weight:600}.student-screen .header-chips{order:2;margin-inline-start:auto}.student-screen .status-chip{min-height:36px;padding:0 12px;border:1.5px solid var(--student-border);box-shadow:none;font-weight:800}.student-screen .sky-chip{background:#fffbeb;color:#d97706;border-color:#fde68a}.student-screen .amber-chip{background:#fff7ed;color:var(--student-orange);border-color:#fed7aa}.student-screen .avatar-badge{width:40px;height:40px;border:2.5px solid #fff;border-radius:14px;background:linear-gradient(135deg,#ec4899,#8b5cf6);box-shadow:0 2px 12px rgba(139,92,246,.3);overflow:hidden}.student-screen .student-initials{color:#fff;font-size:.8rem;font-weight:900}.student-screen .student-avatar-icon{display:grid;width:100%;height:100%;place-items:center;color:#fff;font-size:1rem;line-height:1}.student-screen .student-avatar-photo{display:block;width:100%;height:100%;object-fit:cover}.student-screen .quest-banner{position:relative;display:block;overflow:hidden;min-height:0;border:0;background:linear-gradient(135deg,#4f46e5,#7c3aed 55%,#a855f7);color:#fff;box-shadow:0 8px 32px rgba(79,70,229,.3)}.student-screen .quest-banner:after,.student-screen .quest-banner:before{content:"";display:block;position:absolute;border-radius:999px;pointer-events:none}.student-screen .quest-banner:before{top:-50px;left:-50px;width:200px;height:200px;background:hsla(0,0%,100%,.06)}.student-screen .quest-banner:after{right:-30px;bottom:-70px;width:220px;height:220px;background:hsla(0,0%,100%,.04)}.student-screen .quest-copy,.student-screen .quest-meta{position:relative;z-index:1}.student-screen .quest-kicker-row{gap:7px;margin-bottom:14px}.student-screen .level-pill,.student-screen .quest-kicker{min-height:28px;padding:5px 12px;border:1px solid hsla(0,0%,100%,.25);border-radius:20px;color:#fff;font-size:.72rem;font-weight:800;box-shadow:none;backdrop-filter:blur(8px);animation:none}.student-screen .quest-kicker{background:rgba(16,185,129,.25)}.student-screen .level-pill{background:rgba(245,158,11,.25)}.student-screen .quest-copy h1{margin:0 0 8px;max-width:24rem;color:#fff;font-size:clamp(1.35rem,5vw,1.6rem);font-weight:900;line-height:1.45;letter-spacing:0;text-shadow:none}.student-screen .quest-copy p{margin:0 0 18px;max-width:42rem;color:hsla(0,0%,100%,.76);font-size:.82rem;line-height:1.7}.student-screen .xp-bar-wrap{margin-top:18px;gap:6px}.student-screen .xp-bar-track{height:5px;background:hsla(0,0%,100%,.2)}.student-screen .xp-bar-fill{background:hsla(0,0%,100%,.82);box-shadow:none}.student-screen .xp-bar-label{order:-1;color:hsla(0,0%,100%,.76);font-size:.72rem;font-weight:700}.student-screen .quest-meta{display:flex;flex-wrap:wrap;align-items:center;margin-top:0}.student-screen .quest-meta div{display:inline-flex;flex:0 0 auto;align-items:center;justify-content:center;gap:6px;min-height:38px;border:1px solid hsla(0,0%,100%,.2);border-radius:14px;background:hsla(0,0%,100%,.12)}.student-screen .quest-meta div span,.student-screen .quest-meta div strong{color:hsla(0,0%,100%,.92);font-size:.78rem;font-weight:700}.student-screen .quest-action,.student-screen .quest-meta .text-link-button{border-radius:16px;padding:0 20px;font-size:.85rem;font-weight:900}.student-screen .quest-action{background:#fff;color:var(--student-primary-dark);box-shadow:0 4px 16px rgba(0,0,0,.15)}.student-screen .quest-meta .text-link-button{border:1.5px solid hsla(0,0%,100%,.3);background:hsla(0,0%,100%,.15);color:#fff;backdrop-filter:blur(8px)}.student-screen .feature-grid{display:grid}.student-screen .feature-tile{display:flex;min-height:0;flex-direction:column;align-items:stretch;justify-content:flex-start;border:2px solid transparent;background:var(--student-card);box-shadow:0 2px 12px rgba(0,0,0,.05);color:var(--student-text);text-align:right}.student-screen .feature-tile:hover{transform:translateY(-2px);box-shadow:0 8px 22px rgba(15,23,42,.1)}.student-screen .feature-tile.featured-tile{grid-column:span 2;display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:14px;padding:18px 16px;border-color:#c7d2fe;background:linear-gradient(135deg,#eef2ff,#e0e7ff)}.student-screen .tone-orange{border-color:#fed7aa;background:linear-gradient(135deg,#fff7ed,#ffedd5)}.student-screen .tone-mint:not(.featured-tile){border-color:#a7f3d0;background:linear-gradient(135deg,#ecfdf5,#d1fae5)}.student-screen .tone-cyan:not(.featured-tile){border-color:#a5f3fc;background:linear-gradient(135deg,#ecfeff,#cffafe)}.student-screen .tile-icon-shell{color:#fff;box-shadow:0 4px 12px rgba(0,0,0,.1)}.student-screen .tone-blue .tile-icon-shell{background:linear-gradient(135deg,#4f46e5,#7c3aed)}.student-screen .tone-violet .tile-icon-shell{background:linear-gradient(135deg,#8b5cf6,#a855f7)}.student-screen .tone-mint .tile-icon-shell{background:linear-gradient(135deg,#10b981,#059669)}.student-screen .tone-orange .tile-icon-shell{background:linear-gradient(135deg,#f97316,#ea580c)}.student-screen .tone-cyan .tile-icon-shell{background:linear-gradient(135deg,#06b6d4,#0891b2)}.student-screen .tile-content{gap:4px}.student-screen .tile-content strong{color:var(--student-text)}.student-screen .tile-content p{color:var(--student-soft);line-height:1.55}.student-screen .tile-tag{display:inline-flex;width:fit-content;min-height:32px;align-items:center;justify-content:center;gap:5px;background:#eef2ff;color:var(--student-primary-dark);font-weight:800}.student-screen .tone-violet .tile-tag{background:#f5f3ff;color:var(--student-secondary)}.student-screen .tone-mint .tile-tag{background:#ecfdf5;color:var(--student-success)}.student-screen .tone-orange .tile-tag{background:#fff7ed;color:var(--student-orange)}.student-screen .tone-cyan .tile-tag{background:#ecfeff;color:#0891b2}.student-screen .tile-glow{display:none}.student-screen .gamification-profile{display:flex;flex-direction:column;justify-content:space-between;gap:20px;margin:0!important;padding:24px!important;border-radius:24px!important;background:#fff!important;border:1px solid #f1f5f9!important;box-shadow:0 4px 14px -6px rgba(15,23,42,.1)!important}.student-screen .gamification-content,.student-screen .gamification-progress-section{display:flex;flex-direction:column}.student-screen .gamification-content{gap:0}.student-screen .gamification-level-heading,.student-screen .gamification-progress-label,.student-screen .gamification-stat-row{display:flex;align-items:center;justify-content:space-between}.student-screen .gamification-level-heading{margin-bottom:16px}.student-screen .gamification-label,.student-screen .gamification-progress-label,.student-screen .gamification-stat-row span{color:#64748b;font-size:.78rem;font-weight:500}.student-screen .gamification-level-tag{padding:4px 8px;border-radius:6px;background:#eef2ff;color:#4f46e5;font-size:.72rem;font-weight:800}.student-screen .gamification-level-title{margin-bottom:20px;color:#0f172a;font-size:1.5rem;font-weight:900;line-height:1.25}.student-screen .gamification-stat-row{margin-bottom:12px;font-size:.88rem}.student-screen .gamification-stat-row strong{color:#0f172a;font-size:.9rem;font-weight:800}.student-screen .gamification-stat-row .streak-value{display:inline-flex;align-items:center;gap:4px;color:#f97316}.student-screen .streak-icon{width:14px;height:14px;fill:currentColor;stroke-width:1.8}.student-screen .gamification-progress-section{gap:0}.student-screen .gamification-progress-label{margin-bottom:8px}.student-screen .gamification-progress-label span:last-child{color:#0f172a;font-weight:700}.student-screen .gamification-profile .xp-bar{height:8px;margin-bottom:8px;border-radius:999px;background:#f1f5f9;overflow:hidden}.student-screen .gamification-profile .xp-fill{height:100%;border-radius:999px;background:#6366f1;transition:width .6s ease}.student-screen .xp-remaining{color:#94a3b8;font-size:.7rem;text-align:left}.student-screen .gamification-badges{margin-top:4px}.student-screen .gamification-badges h3{margin:0 0 8px;color:#475569;font-size:.8rem;font-weight:800}.student-screen .badges-grid{display:flex;flex-wrap:wrap;gap:8px}.student-screen .badge-item{display:flex;align-items:center;gap:6px;padding:6px 12px;border-radius:12px;background:#fefce8;border:1px solid #fde68a}.student-screen .badge-icon{font-size:1.1rem}.student-screen .badge-info strong{display:block;color:#92400e;font-size:.72rem}.student-screen .badge-info small{color:#b45309;font-size:.65rem}.student-screen .view-path-button{display:block;width:100%;min-height:44px;margin-top:16px;padding:8px 16px;border:0;background:transparent;color:#4f46e5;font-size:.78rem;font-weight:600;cursor:pointer;transition:color .2s ease}.student-screen .view-path-button:hover{color:#4338ca}@media (prefers-reduced-motion:reduce){.student-screen .gamification-profile .xp-fill,.student-screen .view-path-button{transition:none}}.student-screen .recent-section{display:flex;flex-direction:column;padding:0;border-radius:0;background:transparent;box-shadow:none}.student-screen .section-heading{display:flex;align-items:center;justify-content:space-between}.student-screen .section-heading h2{position:relative;margin:0;padding-inline-start:18px;color:var(--student-text);font-weight:900}.student-screen .section-heading h2:before{content:"";position:absolute;inset-inline-start:0;top:50%;width:10px;height:10px;border-radius:50%;background:linear-gradient(135deg,var(--student-primary),var(--student-secondary));transform:translateY(-50%)}.student-screen .section-heading p{display:none}.student-screen .recent-section>.text-link-button,.student-screen .section-heading .text-link-button{min-height:32px;border:0;border-radius:10px;background:transparent;color:var(--student-primary-dark);padding:5px 10px;font-size:.75rem;font-weight:800}.dashboard-filter-row{gap:8px;padding-bottom:2px}.dashboard-filter-chip{flex:0 0 auto;padding:7px 16px;border:1.5px solid var(--student-border);border-radius:20px;background:var(--student-card);color:#475569;font-weight:800;white-space:nowrap}.dashboard-filter-chip.active{border-color:transparent;background:linear-gradient(135deg,var(--student-primary),var(--student-secondary));color:#fff;box-shadow:0 4px 12px rgba(99,102,241,.3)}.learning-handout-overlay{align-items:center;background:rgba(15,23,42,.76);display:flex;inset:0;justify-content:center;padding:18px;position:fixed;z-index:1100}.learning-handout-reader{background:#fff;border-radius:26px;box-shadow:0 30px 90px rgba(15,23,42,.3);direction:rtl;max-height:92vh;max-width:900px;overflow:auto;padding:clamp(20px,4vw,38px);width:100%}.learning-handout-reader>header{align-items:flex-start;border-bottom:1px solid #e2e8f0;display:flex;gap:20px;justify-content:space-between;margin-bottom:26px;padding-bottom:18px}.learning-handout-reader>header span{color:#6366f1;font-size:.8rem;font-weight:800}.learning-handout-reader>header h2{color:#172033;margin:5px 0 0}.learning-handout-reader>header button{background:#eef2ff;border:0;border-radius:12px;color:#4338ca;cursor:pointer;font:inherit;font-weight:800;padding:9px 14px}.learning-handout-reader .message-content{color:#243047;font-size:1rem;line-height:2}.learning-extracted-handout{display:grid;gap:12px}.learning-extracted-handout-pager{align-items:center;background:#f1f5f9;border-radius:14px;display:grid;gap:10px;grid-template-columns:auto minmax(0,1fr) auto;padding:9px}.learning-extracted-handout-pager strong{color:#334155;text-align:center}.learning-extracted-handout-pager button{background:#e0e7ff;border:0;border-radius:10px;color:#4338ca;cursor:pointer;font:inherit;font-weight:850;padding:9px 13px}.learning-extracted-handout-pager button:disabled{cursor:not-allowed;opacity:.4}.learning-extracted-handout-page{background:#cbd5e1;border-radius:14px;overflow:auto;padding:12px;text-align:center}.learning-extracted-handout-page img{display:block;height:auto;max-width:100%;width:auto}.learning-extracted-handout-page img,.learning-handout-book-page{background:#fff;box-shadow:0 6px 24px rgba(15,23,42,.18);margin:0 auto}.learning-handout-book-page{max-width:760px;min-height:70vh;padding:clamp(24px,5vw,54px);text-align:start;width:100%}.learning-handout-book-page .message-content{color:#172033;direction:rtl;font-size:1rem;line-height:2.05;text-align:right}.learning-handout-book-page .message-inline-figure{direction:rtl;margin:24px auto;max-width:100%;text-align:center}.learning-handout-book-page .message-inline-figure img{background:#fff;border-radius:8px;box-shadow:none;display:block;height:auto;margin:0 auto;max-width:100%}.learning-handout-book-page .message-inline-figure figcaption{color:#64748b;font-size:.82rem;margin-top:8px}.learning-handout-book-page .handout-rich-content img,.learning-handout-book-page .handout-rich-content svg{display:block;height:auto;margin:22px auto;max-width:100%}.learning-handout-book-page .handout-rich-content table{border-collapse:collapse;margin:18px auto;max-width:100%}.learning-handout-book-page .handout-rich-content td,.learning-handout-book-page .handout-rich-content th{border:1px solid #cbd5e1;padding:8px 12px}.chat-category-chip-row{display:flex;gap:8px;overflow-x:auto;padding:2px 2px 16px;margin-top:-2px;scrollbar-width:none}.chat-category-chip-row::-webkit-scrollbar{display:none}.chat-category-chip-row.compact{padding-bottom:10px}.chat-category-chip{flex:0 0 auto;min-height:34px;padding:0 14px;border:1px solid rgba(148,163,184,.28);border-radius:999px;background:hsla(0,0%,100%,.78);color:#475569;font-size:.78rem;font-weight:850;white-space:nowrap;cursor:pointer;transition:border-color .16s ease,background .16s ease,color .16s ease,box-shadow .16s ease}.chat-category-chip:hover{border-color:rgba(99,102,241,.28);background:#fff}.chat-category-chip.active{border-color:transparent;background:#eef2ff;color:#4f46e5;box-shadow:inset 0 0 0 1px rgba(99,102,241,.16)}.student-screen .recent-rail{display:flex;flex-direction:column;gap:10px;overflow:visible;padding:0}.student-screen .dashboard-recent-card{position:relative;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:3px 12px;border:1.5px solid transparent;background:var(--student-card);box-shadow:0 2px 10px rgba(0,0,0,.04);text-align:right}.student-screen .dashboard-recent-card:before{content:"";position:absolute;inset-inline-start:16px;top:50%;width:8px;height:8px;border-radius:50%;background:var(--student-primary);transform:translateY(-50%)}.student-screen .dashboard-recent-card p,.student-screen .dashboard-recent-card strong{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.student-screen .dashboard-recent-card strong{color:var(--student-text);font-size:.88rem;font-weight:900}.student-screen .dashboard-recent-card p{color:var(--student-soft);font-size:.72rem}.student-screen .dashboard-recent-card small{grid-row:1/span 2;grid-column:2;align-self:start;color:var(--student-soft);font-size:.65rem;white-space:nowrap}.student-screen .dashboard-recent-card .recent-card-top{display:none}.student-screen .empty-box,.student-screen .empty-state,.student-screen .error-box{border-radius:20px;background:var(--student-card);box-shadow:0 2px 10px rgba(0,0,0,.04)}.student-screen .mobile-bottom-dock{position:fixed;right:0;bottom:0;left:0;z-index:300;display:flex;align-items:center;justify-content:space-around;width:100%;max-width:none;border:0;border-top:1px solid rgba(226,232,240,.8);border-radius:0;background:hsla(0,0%,100%,.93);box-shadow:none;backdrop-filter:blur(24px)}.student-screen .dock-center,.student-screen .dock-item{border:0;background:transparent;color:var(--student-soft);font-weight:800}.student-screen .dock-item{position:relative;display:flex;min-width:54px;flex-direction:column;align-items:center;border-radius:16px}.student-screen .dock-item.active:before{content:"";position:absolute;top:0;left:50%;width:28px;height:3px;border-radius:0 0 4px 4px;background:linear-gradient(90deg,var(--student-primary),var(--student-secondary));transform:translateX(-50%)}.student-screen .dock-center,.student-screen .dock-item.active{color:var(--student-primary-dark)}.student-screen .dock-center{display:flex;margin-top:-20px;flex-direction:column;align-items:center;gap:3px}.student-screen .dock-center-icon{display:grid;place-items:center;border:3px solid #fff;background:linear-gradient(135deg,var(--student-primary),var(--student-secondary));color:#fff;box-shadow:0 6px 20px rgba(99,102,241,.45)}.student-screen .dock-icon{width:22px;height:22px}.student-screen .dock-center span:not(.dock-center-icon),.student-screen .dock-item span{max-width:64px;overflow:hidden;font-size:.62rem;text-overflow:ellipsis;white-space:nowrap}@keyframes dashboard-fade-up{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}@media (min-width:768px){.student-screen{padding:88px 16px 30px}.student-screen .feature-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.student-screen .feature-tile.featured-tile{grid-column:span 4}.student-screen .recent-rail{display:grid;grid-template-columns:repeat(3,minmax(0,1fr))}.student-screen .mobile-bottom-dock{display:none}}.student-screen{width:min(100%,900px);padding:76px 16px 104px;gap:18px;font-family:var(--font-yekan-bakh),Arial,sans-serif;letter-spacing:0}.student-screen .app-mobile-header{min-height:72px;padding:16px 18px;gap:12px}.student-screen .student-header-title{padding-inline-start:50px;padding-inline-end:0}.student-screen .student-header-title:before{content:"🎓";width:40px;height:40px;border-radius:12px;background:linear-gradient(135deg,#ec4899,#8b5cf6);color:#fff;font-size:1.15rem;line-height:1;box-shadow:0 6px 16px rgba(139,92,246,.28)}.student-screen .header-chips{gap:8px}.student-screen .status-chip{gap:5px;min-height:35px;padding:7px 12px;border-radius:14px;font-size:.78rem;line-height:1}.student-screen .status-chip svg{display:none}.student-screen .chip-emoji{font-size:.92rem;line-height:1}.student-screen .quest-banner{padding:22px 20px;border-radius:26px}.student-screen .quest-copy h1{max-width:20rem;font-size:1.4rem;line-height:1.4}.student-screen .quest-copy p{margin-bottom:18px;font-size:.8rem;line-height:1.6}.student-screen .quest-meta{gap:10px}.student-screen .quest-meta div{min-height:36px;padding:8px 14px}.student-screen .quest-action,.student-screen .quest-meta .text-link-button{min-height:44px;padding:11px 22px;line-height:1.2}.student-screen .feature-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.student-screen .feature-tile{min-height:174px;padding:18px 16px;border-radius:22px;gap:10px}.student-screen .tile-history{order:2}.student-screen .tile-learning{order:3}.student-screen .tile-homework{order:4}.student-screen .tile-progress{order:5}.student-screen .feature-tile:not(.featured-tile){position:relative;display:flex}.student-screen .feature-tile.featured-tile{order:1;min-height:112px;grid-template-columns:56px minmax(0,1fr) auto;column-gap:14px}.student-screen .tile-icon-shell{width:50px;height:50px;border-radius:16px}.student-screen .featured-tile .tile-icon-shell{width:56px;height:56px}.student-screen .dock-icon,.student-screen .tile-emoji,.student-screen .tiny-icon{display:inline-grid;place-items:center;font-style:normal;line-height:1}.student-screen .tile-emoji{font-size:1.42rem}.student-screen .featured-tile .tile-emoji{font-size:1.6rem}.student-screen .tile-badge{position:absolute;top:18px;left:16px;display:inline-flex;align-items:center;min-height:24px;padding:4px 10px;border-radius:10px;font-size:.65rem;font-weight:900;line-height:1}.student-screen .badge-new{background:#fef3c7;color:#d97706}.student-screen .badge-soon{background:#f0fdf4;color:#10b981}.student-screen .badge-hot{background:#fee2e2;color:#ef4444}.student-screen .featured-tile .tile-badge{display:none}.student-screen .tile-content strong{font-size:.9rem;font-weight:900;line-height:1.35}.student-screen .tile-content p{font-size:.72rem;line-height:1.5}.student-screen .tile-tag{min-height:30px;margin-top:auto;padding:7px 14px;border-radius:12px;font-size:.75rem;line-height:1}.student-screen .featured-tile .tile-tag{align-self:center;margin-top:0}.student-screen .recent-section{gap:10px}.student-screen .section-heading h2{font-size:.9rem}.student-screen .dashboard-recent-card{min-height:78px;padding:16px;border-radius:20px}.student-screen .mobile-bottom-dock{min-height:84px;padding:10px 16px}.student-screen .dock-item{min-width:56px;padding:6px 8px;gap:3px}.student-screen .dock-icon{width:auto;height:auto;font-size:1.25rem}.student-screen .dock-center-icon{width:56px;height:56px;border-radius:20px}.student-screen .dock-center-icon .dock-icon{font-size:1.4rem}@media (max-width:430px){.student-screen{padding-inline:16px}.student-screen .status-chip{padding-inline:9px}.student-screen .header-chips{gap:6px}.student-screen .feature-tile{min-height:166px}}@media (min-width:768px){.student-screen{padding:76px 16px 30px}.student-screen .feature-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.student-screen .feature-tile.featured-tile{grid-column:span 3}.student-screen .feature-tile:not(.featured-tile){min-height:174px}}@media (min-width:1024px){.student-screen .feature-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.student-screen .feature-tile.featured-tile{grid-column:span 4}}body:has(.student-screen),html:has(.student-screen){width:100%;max-width:100%;overflow-x:hidden}.student-screen{max-width:100vw;overflow-x:clip}.student-screen .app-mobile-header,.student-screen .mobile-bottom-dock{width:auto;max-width:100vw;box-sizing:border-box}.student-screen .student-header-title{flex:1 1 auto;overflow:hidden}.student-screen .header-chips{flex:0 1 auto;overflow:hidden}.student-screen .status-chip{flex:0 1 auto;white-space:nowrap}.student-screen .dashboard-filter-row,.student-screen .feature-grid,.student-screen .hero-actions,.student-screen .quest-banner,.student-screen .quest-meta,.student-screen .recent-rail,.student-screen .recent-section{max-width:100%}.student-screen .quest-action,.student-screen .quest-meta .text-link-button{max-width:100%;white-space:normal}@media (max-width:380px){.student-screen .app-mobile-header{padding-inline:12px}.student-screen .student-header-title{padding-inline-start:46px}.student-screen .header-chips{gap:4px}.student-screen .status-chip{padding-inline:7px}.student-screen .status-chip .chip-emoji{display:none}}.student-screen{animation:none!important;transform:none!important;padding-top:96px!important}.profile-setup-screen .mobile-bottom-dock,.student-screen .mobile-bottom-dock,.teacher-screen .mobile-bottom-dock{position:fixed!important;inset:auto 0 0 0!important;z-index:300!important;display:flex!important;align-items:center!important;justify-content:space-around!important;width:100vw!important;max-width:100vw!important;min-height:96px!important;margin:0!important;padding:16px 16px calc(16px + env(safe-area-inset-bottom, 0px))!important;border:0!important;border-top:1px solid rgba(226,232,240,.8)!important;border-radius:0!important;background:hsla(0,0%,100%,.92)!important;box-shadow:none!important;backdrop-filter:blur(24px)!important;-webkit-backdrop-filter:blur(24px)!important;direction:rtl!important;transform:none!important}.student-screen .recent-section{margin-bottom:24px!important}.profile-setup-screen .dock-item,.student-screen .dock-item,.teacher-screen .dock-item{position:relative!important;display:flex!important;width:auto!important;min-width:58px!important;height:54px!important;padding:6px 12px!important;flex:0 1 auto!important;flex-direction:column!important;align-items:center!important;justify-content:center!important;gap:3px!important;border:0!important;border-radius:16px!important;background:transparent!important;color:var(--student-soft)!important;line-height:1!important}.profile-setup-screen .dock-item.active,.student-screen .dock-item.active,.teacher-screen .dock-item.active{color:var(--student-primary-dark)!important}.profile-setup-screen .dock-item.active:before,.student-screen .dock-item.active:before,.teacher-screen .dock-item.active:before{content:""!important;position:absolute!important;top:0!important;left:50%!important;width:28px!important;height:3px!important;border-radius:0 0 4px 4px!important;background:linear-gradient(90deg,var(--student-primary),var(--student-secondary))!important;transform:translateX(-50%)!important}.profile-setup-screen .dock-item .dock-icon,.student-screen .dock-item .dock-icon,.teacher-screen .dock-item .dock-icon{display:block!important;width:24px!important;height:24px!important;font-size:1.25rem!important;line-height:24px!important;text-align:center!important}.profile-setup-screen .dock-item.active .dock-icon,.student-screen .dock-item.active .dock-icon{transform:scale(1.12)!important}.profile-setup-screen .dock-center,.student-screen .dock-center,.teacher-screen .dock-center{display:flex!important;width:auto!important;min-width:64px!important;margin:-20px 0 0!important;padding:0!important;flex:0 0 auto!important;flex-direction:column!important;align-items:center!important;justify-content:center!important;gap:3px!important;border:0!important;background:transparent!important;color:var(--student-primary-dark)!important;line-height:1!important}.profile-setup-screen .dock-center-icon,.student-screen .dock-center-icon,.teacher-screen .dock-center-icon{display:grid!important;place-items:center!important;width:56px!important;height:56px!important;border:3px solid #fff!important;border-radius:20px!important;background:linear-gradient(135deg,var(--student-primary),var(--student-secondary))!important;color:#fff!important;box-shadow:0 6px 20px rgba(99,102,241,.45)!important}.profile-setup-screen .dock-center-icon .dock-icon,.student-screen .dock-center-icon .dock-icon,.teacher-screen .dock-center-icon .dock-icon{display:block!important;width:28px!important;height:28px!important;font-size:1.4rem!important;line-height:28px!important;text-align:center!important}.profile-setup-screen .dock-center span:not(.dock-center-icon):not(.dock-icon),.profile-setup-screen .dock-item span:not(.dock-icon),.student-screen .dock-center span:not(.dock-center-icon):not(.dock-icon),.student-screen .dock-item span:not(.dock-icon),.teacher-screen .dock-center span:not(.dock-center-icon):not(.dock-icon),.teacher-screen .dock-item span:not(.dock-icon){display:block!important;max-width:68px!important;overflow:hidden!important;color:currentColor!important;font-size:.62rem!important;font-weight:800!important;line-height:1.2!important;text-align:center!important;text-overflow:ellipsis!important;white-space:nowrap!important}@media (min-width:768px){.student-screen{padding-bottom:30px!important}.profile-setup-screen .mobile-bottom-dock,.student-screen .mobile-bottom-dock{display:none!important}}@media (max-width:380px){.profile-setup-screen .mobile-bottom-dock,.student-screen .mobile-bottom-dock{padding-inline:8px!important}.profile-setup-screen .dock-item,.student-screen .dock-item{min-width:50px!important;padding-inline:6px!important}.profile-setup-screen .dock-center,.student-screen .dock-center{min-width:58px!important}}.student-screen .quest-banner{display:block!important;position:relative!important;overflow:hidden!important;min-height:0!important;padding:22px 20px!important;border:0!important;border-radius:26px!important;background:linear-gradient(135deg,#4f46e5,#7c3aed 55%,#a855f7)!important;color:#fff!important;box-shadow:0 8px 32px rgba(79,70,229,.3)!important}.student-screen .quest-banner:after,.student-screen .quest-banner:before{display:none!important}.student-screen .hero-blob{position:absolute!important;display:block!important;border-radius:999px!important;pointer-events:none!important}.student-screen .hero-blob-one{top:-50px!important;left:-50px!important;width:200px!important;height:200px!important;background:hsla(0,0%,100%,.06)!important}.student-screen .hero-blob-two{right:-30px!important;bottom:-70px!important;width:220px!important;height:220px!important;background:hsla(0,0%,100%,.04)!important}.student-screen .hero-blob-three{top:10px!important;right:80px!important;width:60px!important;height:60px!important;background:hsla(0,0%,100%,.07)!important}.student-screen .quest-copy{position:relative!important;z-index:1!important;display:block!important;max-width:none!important}.student-screen .quest-banner>.quest-meta{display:none!important}.student-screen .quest-kicker-row{display:flex!important;gap:7px!important;margin:0 0 14px!important;flex-wrap:wrap!important}.student-screen .level-pill,.student-screen .quest-kicker{display:inline-flex!important;align-items:center!important;gap:5px!important;width:fit-content!important;min-height:0!important;padding:5px 12px!important;border:1px solid hsla(0,0%,100%,.25)!important;border-radius:20px!important;color:#fff!important;font-size:.72rem!important;font-weight:800!important;line-height:1.25!important;box-shadow:none!important;backdrop-filter:blur(8px)!important;-webkit-backdrop-filter:blur(8px)!important}.student-screen .quest-kicker{background:rgba(16,185,129,.25)!important}.student-screen .level-pill{background:rgba(245,158,11,.25)!important}.student-screen .quest-copy h1{margin:0 0 8px!important;max-width:21rem!important;color:#fff!important;font-size:1.4rem!important;font-weight:900!important;line-height:1.4!important;letter-spacing:0!important;text-shadow:none!important}.student-screen .quest-copy p{display:block!important;max-width:none!important;margin:0 0 18px!important;overflow:visible!important;color:hsla(0,0%,100%,.75)!important;font-size:.8rem!important;line-height:1.6!important;-webkit-line-clamp:unset!important}.student-screen .hero-actions{display:flex!important;align-items:center!important;gap:10px!important;margin:0!important;flex-wrap:wrap!important}.student-screen .hero-actions .quest-action,.student-screen .hero-actions .text-link-button,.student-screen .hero-chat-count{display:inline-flex!important;align-items:center!important;justify-content:center!important;gap:7px!important;width:auto!important;min-width:0!important;min-height:0!important;margin:0!important;border-radius:16px!important;font-size:.85rem!important;font-weight:900!important;line-height:1.2!important;white-space:nowrap!important}.student-screen .hero-actions .quest-action{padding:11px 22px!important;border:0!important;background:#fff!important;color:#4f46e5!important;box-shadow:0 4px 16px rgba(0,0,0,.15)!important}.student-screen .hero-chat-count{padding:8px 14px!important;border:1px solid hsla(0,0%,100%,.2)!important;background:hsla(0,0%,100%,.12)!important;color:hsla(0,0%,100%,.9)!important;border-radius:14px!important;font-size:.78rem!important;font-weight:700!important;backdrop-filter:none!important}.student-screen .hero-actions .text-link-button{padding:11px 22px!important;border:1.5px solid hsla(0,0%,100%,.3)!important;background:hsla(0,0%,100%,.15)!important;color:#fff!important;backdrop-filter:blur(8px)!important;-webkit-backdrop-filter:blur(8px)!important}.student-screen .xp-bar-wrap{display:block!important;margin-top:18px!important}.student-screen .hero-progress-label{display:flex!important;justify-content:space-between!important;margin-bottom:6px!important;color:hsla(0,0%,100%,.75)!important;font-size:.72rem!important;font-weight:700!important}.student-screen .xp-bar-track{position:relative!important;height:5px!important;overflow:hidden!important;border-radius:5px!important;background:hsla(0,0%,100%,.2)!important}.student-screen .xp-bar-track:after{display:none!important}.student-screen .xp-bar-fill{position:relative!important;height:100%!important;border-radius:5px!important;background:hsla(0,0%,100%,.8)!important;box-shadow:none!important}.student-screen .xp-bar-fill:after{content:""!important;position:absolute!important;inset:0!important;width:auto!important;background:linear-gradient(90deg,transparent,hsla(0,0%,100%,.5),transparent)!important;animation:hero-progress-shimmer 2s infinite!important}@keyframes hero-progress-shimmer{0%{transform:translateX(100%)}to{transform:translateX(-100%)}}@media (max-width:420px){.student-screen .quest-copy h1{font-size:1.32rem!important}.student-screen .hero-actions .quest-action,.student-screen .hero-actions .text-link-button{padding-inline:18px!important}}.student-screen .feature-grid{width:100%!important}.student-screen .feature-tile{position:relative!important;display:flex!important;min-height:178px!important;flex-direction:column!important;align-items:stretch!important;justify-content:flex-start!important;overflow:hidden!important;border:2px solid transparent!important;background:#fff!important;color:#0f172a!important;text-align:right!important;transition:transform .25s ease,box-shadow .25s ease!important}.student-screen .feature-tile:active{transform:scale(.96)!important;box-shadow:0 4px 20px rgba(0,0,0,.1)!important}.student-screen .feature-tile:hover{transform:none!important}.student-screen .feature-tile.featured-tile{grid-column:span 2!important;display:grid!important;min-height:104px!important;align-items:center!important;align-content:center!important;border-color:#c7d2fe!important;background:linear-gradient(135deg,#eef2ff,#e0e7ff)!important;text-align:right!important}.student-screen .tile-history{order:2!important;background:#fff!important;border-color:transparent!important}.student-screen .tile-learning{order:3!important;background:#fff!important;border-color:transparent!important}.student-screen .tile-homework{order:4!important;border-color:#fed7aa!important;background:linear-gradient(135deg,#fff7ed,#ffedd5)!important}.student-screen .tile-progress{order:5!important;border-color:#a7f3d0!important;background:linear-gradient(135deg,#ecfdf5,#d1fae5)!important}.student-screen .tile-icon-shell{display:flex!important;align-items:center!important;justify-content:center!important;color:#fff!important;box-shadow:0 4px 12px rgba(0,0,0,.1)!important}.student-screen .featured-tile .tile-icon-shell{flex-basis:56px!important;border-radius:18px!important}.student-screen .tile-teacher .tile-icon-shell{background:linear-gradient(135deg,#4f46e5,#7c3aed)!important}.student-screen .tile-history .tile-icon-shell{background:linear-gradient(135deg,#8b5cf6,#a855f7)!important}.student-screen .tile-learning .tile-icon-shell{background:linear-gradient(135deg,#10b981,#059669)!important}.student-screen .tile-homework .tile-icon-shell{background:linear-gradient(135deg,#f97316,#ea580c)!important}.student-screen .tile-progress .tile-icon-shell{background:linear-gradient(135deg,#06b6d4,#0891b2)!important}.student-screen .tile-emoji{display:block!important;width:auto!important;height:auto!important;font-size:1.42rem!important;line-height:1!important;text-align:center!important}.student-screen .featured-tile .tile-emoji{font-size:1.6rem!important}.student-screen .tile-badge{position:absolute!important;display:inline-flex!important;align-items:center!important;justify-content:center!important;padding:4px 10px!important;border-radius:10px!important;font-size:.65rem!important;font-weight:900!important;line-height:1!important;white-space:nowrap!important}.student-screen .badge-new{background:#fef3c7!important;color:#d97706!important}.student-screen .badge-soon{background:#f0fdf4!important;color:#10b981!important}.student-screen .badge-hot{background:#fee2e2!important;color:#ef4444!important}.student-screen .featured-tile .tile-badge{display:none!important}.student-screen .tile-content{display:grid!important;gap:4px!important;min-width:0!important}.student-screen .tile-content strong{display:block!important;margin:0!important;color:#0f172a!important;font-size:.9rem!important;font-weight:900!important;line-height:1.35!important}.student-screen .tile-content p{display:-webkit-box!important;margin:0!important;overflow:hidden!important;color:#94a3b8!important;font-size:.72rem!important;font-weight:500!important;line-height:1.5!important;-webkit-box-orient:vertical!important;-webkit-line-clamp:2!important}.student-screen .featured-tile .tile-content p{-webkit-line-clamp:2!important}.student-screen .tile-tag{display:inline-flex!important;width:fit-content!important;min-height:30px!important;margin-top:auto!important;align-items:center!important;justify-content:center!important;gap:5px!important;padding:7px 14px!important;border:0!important;border-radius:12px!important;background:#eef2ff!important;color:#4f46e5!important;font-size:.75rem!important;font-weight:800!important;line-height:1!important;white-space:nowrap!important}.student-screen .featured-tile .tile-tag{margin-top:0!important;align-self:center!important;justify-self:end!important}.student-screen .tile-history .tile-tag{background:#f5f3ff!important;color:#8b5cf6!important}.student-screen .tile-learning .tile-tag{background:#ecfdf5!important;color:#10b981!important}.student-screen .tile-homework .tile-tag{background:#fff7ed!important;color:#f97316!important}.student-screen .tile-progress .tile-tag{background:#ecfeff!important;color:#0891b2!important}.student-screen .tile-glow{display:none!important}.student-screen .disabled-tile{cursor:not-allowed!important;opacity:1!important}.student-screen .disabled-tile .tile-content p,.student-screen .disabled-tile .tile-content strong{color:inherit!important}@media (min-width:768px){.student-screen .feature-grid{grid-template-columns:repeat(3,minmax(0,1fr))!important}.student-screen .feature-tile.featured-tile{grid-column:span 3!important}.student-screen .feature-tile:not(.featured-tile){min-height:174px!important}}@media (min-width:780px){.student-screen.learning-screen{width:min(100%,1320px)!important}.learning-screen .learning-layout{grid-template-columns:minmax(0,1fr) 420px!important;gap:18px!important;align-items:start!important}.learning-screen .learning-content-panel{grid-column:1!important;min-width:0!important}.learning-screen .learning-topic-panel{position:fixed!important;top:88px!important;left:max(16px,calc((100vw - 1320px) / 2 + 16px))!important;z-index:120!important;width:420px!important;max-height:calc(100vh - 108px)!important;overflow-y:auto!important}.learning-screen .learning-video-card{width:min(330px,100%)!important}.learning-screen .learning-doc-card{width:240px!important}.learning-screen .learning-horizontal-row{gap:16px!important}.student-screen.learning-screen{width:min(100%,1140px)!important}.learning-screen .learning-layout{grid-template-columns:minmax(0,1fr) 460px!important;gap:10px!important;align-items:start!important}.learning-screen .learning-content-panel{grid-column:1!important;min-width:0!important}.learning-screen .learning-topic-panel{position:fixed!important;top:88px!important;left:max(16px,calc((100vw - 1320px) / 2 + 64px))!important;z-index:120!important;width:460px!important;max-height:calc(100vh - 108px)!important;overflow-y:auto!important}}@media (max-width:779px){.learning-screen .learning-topic-panel{position:static!important;width:auto!important;max-height:none!important}}@media (min-width:780px){.learning-screen .learning-layout{grid-template-columns:minmax(0,1fr) 360px!important;align-items:start!important}.learning-screen .learning-content-panel{grid-column:1!important}.learning-screen .learning-topic-panel{position:sticky!important;top:88px!important;align-self:start!important;grid-column:2!important;grid-row:1!important;width:100%!important;max-height:calc(100vh - 108px)!important;overflow-y:auto!important}.student-screen.learning-screen{width:min(100%,1140px)!important}.learning-layout{grid-template-columns:minmax(0,1fr) 360px!important;gap:20px!important}.learning-content-panel{grid-column:1!important;min-width:0}.learning-topic-panel{position:fixed!important;top:92px!important;left:max(16px,calc((100vw - 1140px) / 2 + 16px))!important;z-index:120!important;width:360px!important;max-height:calc(100vh - 112px)!important;overflow-y:auto!important}}@media (max-width:779px){.learning-topic-panel{position:static!important;width:auto!important;max-height:none!important}}.student-screen.learning-screen{width:min(100%,900px)!important;padding:76px 16px 104px!important}.learning-screen .app-mobile-header{top:0!important;left:0!important;right:0!important;width:100%!important;transform:none!important;border-radius:0!important}.learning-course-tabs{position:static!important;z-index:auto!important;margin-top:0!important}@media (min-width:768px){.student-screen.learning-screen{padding-bottom:30px!important}}body:has(.learning-screen){background:#eef0f8!important}.student-screen.learning-screen{width:min(100%,1140px)!important;gap:18px!important;background:#eef0f8!important}.learning-screen .student-header-title:before{content:"📚"!important;background:linear-gradient(135deg,#6366f1,#8b5cf6)!important}.learning-course-tabs{justify-content:flex-start;padding:2px 0 0!important}.learning-course-tabs button{min-height:44px;border:0!important;border-radius:22px!important;background:#fff!important;color:#4f46e5!important;padding:0 18px!important;box-shadow:0 8px 22px rgba(15,23,42,.06)!important}.learning-layout{gap:20px!important}.learning-content-panel{gap:18px!important}.learning-screen .learning-hero-remix{box-shadow:0 22px 58px rgba(79,70,229,.24)!important}.learning-hero-body{min-height:256px;padding:28px 28px 24px!important}.learning-hero-row{direction:ltr}.learning-hero-row>*{direction:rtl}.learning-hero-menu{width:46px!important;height:46px!important;border-radius:16px!important}.learning-hero-badge{min-height:38px;padding:8px 16px!important;border-radius:20px!important}.learning-hero-remix h1{margin-top:34px!important;font-size:clamp(2.05rem,5vw,3rem)!important;text-align:right}.learning-hero-remix p{margin-bottom:24px!important;font-size:.92rem!important;text-align:right}.learning-stat-row{justify-content:flex-start;flex-direction:row-reverse}.learning-stat-row span{min-height:42px;padding:9px 16px!important;border-radius:16px!important}.learning-hero-progress{min-height:78px;padding:16px 28px!important;flex-direction:row-reverse}.learning-hero-cta{min-width:100px;min-height:52px;display:inline-flex;align-items:center;justify-content:center;border-radius:18px!important}.learning-quick-nav{min-height:108px;border-radius:26px!important;padding:8px!important;box-shadow:0 12px 30px rgba(15,23,42,.06)!important}.learning-quick-nav a,.learning-quick-nav button{justify-content:center;border-radius:20px!important}.learning-quick-nav .active{background:#eef2ff!important;box-shadow:inset 0 -4px 0 #7c3aed}.learning-progress-card{min-height:114px;justify-content:space-between;padding:20px!important;border-radius:26px!important}.learning-progress-card>div:first-child{flex:1;min-width:0}.learning-progress-card .learning-progress-ring{order:2;flex:0 0 74px!important}.learning-screen .learning-topic-panel{overflow:hidden!important;padding:0!important;border-radius:28px!important}.learning-topic-head{min-height:112px;padding:18px!important;background:linear-gradient(145deg,#312e81,#4338ca,#6d28d9);color:#fff}.learning-topic-head h2,.learning-topic-head p{color:#fff!important}.learning-topic-head p{opacity:.68}.learning-topic-head>span{background:hsla(0,0%,100%,.16)!important;color:#fff!important;padding:8px 12px!important;border:1px solid hsla(0,0%,100%,.2)}.learning-topic-list{padding:14px!important;gap:10px!important}.learning-screen .learning-topic-item{min-height:96px;border-radius:22px!important;padding:14px!important}.learning-topic-item.locked{opacity:.7}.learning-topic-mark{flex-basis:58px!important;width:58px!important;height:58px!important;border-radius:18px!important;font-size:1.15rem!important}.learning-topic-copy strong{margin-bottom:3px;font-size:.96rem!important}.learning-topic-tags{display:flex;flex-wrap:wrap;gap:5px;margin-top:8px}.learning-topic-tags span{display:inline-flex!important;width:auto!important;border-radius:9px;background:#eef2ff;color:#4f46e5!important;padding:3px 8px;font-size:.62rem!important;font-weight:800}.learning-topic-tags span:first-child{background:#d1fae5;color:#047857!important}.learning-topic-tags span:last-child{background:#e0e7ff;color:#4f46e5!important}.learning-section-head h2{padding-inline-start:0!important;font-size:1rem!important}.learning-section-head h2:before{display:none!important}@media (min-width:780px){.student-screen.learning-screen{padding-top:92px!important}.learning-layout{grid-template-columns:minmax(0,1fr) 360px!important;align-items:start}.learning-content-panel{grid-column:1!important;grid-row:1!important}.learning-topic-panel{grid-column:2!important;grid-row:1!important;top:92px!important;max-height:calc(100vh - 112px)!important}}@media (max-width:779px){.learning-layout{display:flex!important;flex-direction:column}.learning-content-panel{order:1}.learning-topic-panel{order:2}.learning-hero-body{min-height:236px;padding:24px 24px 20px!important}}.student-screen .feature-grid{display:grid!important;grid-template-columns:repeat(2,minmax(0,1fr))!important;gap:12px!important;align-items:stretch!important}.student-screen .feature-tile{width:100%!important;min-width:0!important;height:176px!important;min-height:176px!important;max-height:176px!important;padding:18px 16px!important;gap:10px!important;border-radius:22px!important;box-shadow:0 2px 12px rgba(0,0,0,.05)!important;direction:rtl!important}.student-screen .feature-tile.featured-tile{height:92px!important;min-height:92px!important;max-height:92px!important;padding:18px 16px!important;grid-template-columns:56px minmax(0,1fr) auto!important;column-gap:14px!important;row-gap:0!important}.student-screen .feature-tile:not(.featured-tile){grid-template-rows:50px minmax(58px,1fr) 30px!important}.student-screen .tile-icon-shell{width:50px!important;height:50px!important;flex:0 0 50px!important;border-radius:16px!important}.student-screen .featured-tile .tile-icon-shell{width:56px!important;height:56px!important;flex:0 0 56px!important;border-radius:16px!important}.student-screen .feature-tile:not(.featured-tile) .tile-content{align-self:start!important;gap:4px!important}.student-screen .feature-tile.featured-tile .tile-content{gap:4px!important}.student-screen .feature-tile .tile-content strong{font-size:.9rem!important;line-height:1.35!important;text-align:right!important;overflow-wrap:normal!important}.student-screen .feature-tile .tile-content p{font-size:.72rem!important;line-height:1.5!important;text-align:right!important;direction:rtl!important;unicode-bidi:plaintext!important}.student-screen .feature-tile:not(.featured-tile) .tile-content p{-webkit-line-clamp:2!important}.student-screen .feature-tile .tile-tag{min-height:30px!important;height:30px!important;padding:0 14px!important;border-radius:12px!important;font-size:.75rem!important;flex-shrink:0!important}.student-screen .feature-tile:not(.featured-tile) .tile-action{display:flex!important;width:100%!important;min-width:0!important;height:30px!important;align-items:center!important;justify-content:space-between!important;gap:8px!important;margin-top:0!important}.student-screen .feature-tile:not(.featured-tile) .tile-tag{margin-top:0!important;align-self:start!important}.student-screen .feature-tile:not(.featured-tile) .tile-arrow{display:flex!important;width:30px!important;height:30px!important;flex:0 0 30px!important;align-items:center!important;justify-content:center!important;border-radius:10px!important;background:#f8fafc!important;color:#94a3b8!important;font-size:.9rem!important;font-weight:800!important;line-height:1!important}.student-screen .feature-tile.featured-tile .tile-tag{justify-self:end!important;align-self:center!important;margin:0!important}.student-screen .feature-tile.featured-tile .tile-content{display:flex!important;min-height:56px!important;align-self:center!important;justify-content:center!important;flex-direction:column!important;gap:5px!important;transform:translateY(3px)!important}.student-screen .feature-tile.featured-tile .tile-tag{transform:translateY(-5px)!important}.student-screen .feature-tile.tile-teacher.featured-tile{align-items:center!important}.student-screen .feature-tile.tile-teacher.featured-tile .tile-content{align-self:center!important;justify-self:stretch!important;transform:translateY(6px)!important}.student-screen .feature-tile.tile-teacher.featured-tile .tile-tag{align-self:center!important;transform:translateY(-22px)!important}.student-screen .tile-badge{top:18px!important;left:16px!important;height:24px!important;min-height:24px!important;padding:0 10px!important}@media (max-width:380px){.student-screen .feature-grid{gap:10px!important}.student-screen .feature-tile{height:172px!important;min-height:172px!important;max-height:172px!important;padding:16px 14px!important}.student-screen .feature-tile.featured-tile{height:90px!important;min-height:90px!important;max-height:90px!important;padding:16px 14px!important}}@media (min-width:768px){.student-screen .feature-grid{grid-template-columns:repeat(3,minmax(0,1fr))!important;gap:12px!important}.student-screen .feature-tile.featured-tile{grid-column:span 3!important}.student-screen .feature-tile.tile-teacher.featured-tile .tile-content{transform:translateY(8px)!important}.student-screen .feature-tile.tile-teacher.featured-tile .tile-tag{transform:translateY(-6px)!important}}.student-screen.learning-screen{--learn-primary:#6366f1;--learn-primary-dark:#4f46e5;--learn-secondary:#8b5cf6;--learn-bg:#eef0f8;--learn-card:#fff;--learn-text:#0f172a;--learn-muted:#64748b;--learn-soft:#94a3b8;--learn-border:#e8ecf4;width:min(100%,1140px);padding-top:88px;background:var(--learn-bg)}.learning-screen .learning-glassbar{position:fixed;top:10px;left:50%;z-index:50;width:min(calc(100% - 28px),1112px);transform:translateX(-50%);border:1px solid rgba(232,236,244,.9)!important;border-radius:22px!important;background:hsla(0,0%,100%,.94)!important;box-shadow:0 12px 30px rgba(15,23,42,.08)!important;backdrop-filter:blur(28px)}.learning-course-tabs{position:sticky;top:76px;z-index:40;display:flex;gap:8px;margin:-2px -2px 0;padding:4px 2px 8px}.learning-course-tabs button{flex:0 0 auto;border:1px solid var(--learn-border);border-radius:999px;background:hsla(0,0%,100%,.92);color:var(--learn-soft);padding:10px 15px;font-size:.78rem;font-weight:800}.learning-course-tabs button.active{border-color:rgba(99,102,241,.22);background:#fff;color:var(--learn-primary-dark);box-shadow:0 8px 22px rgba(99,102,241,.14)}.learning-screen .learning-hero-remix{position:relative;overflow:hidden;padding:0!important;border:0!important;border-radius:28px!important;background:linear-gradient(145deg,#312e81,#4338ca 32%,#6d28d9 68%,#9333ea)!important;box-shadow:0 16px 48px rgba(79,70,229,.34)!important}.learning-hero-grid,.learning-hero-mesh{position:absolute;inset:0}.learning-hero-mesh{background-image:radial-gradient(ellipse 100% 80% at 110% -20%,hsla(0,0%,100%,.16),transparent 55%),radial-gradient(ellipse 70% 90% at -15% 110%,rgba(99,102,241,.24),transparent 55%)}.learning-hero-grid{background-image:linear-gradient(hsla(0,0%,100%,.04) 1px,transparent 0),linear-gradient(90deg,hsla(0,0%,100%,.04) 1px,transparent 0);background-size:32px 32px}.learning-hero-body{position:relative;z-index:1;padding:24px 22px 20px}.learning-ai-head,.learning-doc-actions,.learning-hero-progress,.learning-hero-row,.learning-section-head,.learning-stat-row,.learning-topic-head,.learning-video-foot{display:flex;align-items:center}.learning-ai-head,.learning-hero-row,.learning-section-head,.learning-topic-head{justify-content:space-between}.learning-hero-badge,.learning-hero-menu,.learning-stat-row span{border:1px solid hsla(0,0%,100%,.22);background:hsla(0,0%,100%,.13);color:#fff;backdrop-filter:blur(10px)}.learning-hero-badge{border-radius:999px;padding:6px 14px;font-size:.72rem;font-weight:800}.learning-hero-menu{display:grid;place-items:center;width:38px;height:38px;border-radius:13px}.learning-hero-remix h1{margin:18px 0 8px;color:#fff!important;font-size:clamp(1.7rem,6vw,2.45rem)!important;line-height:1.1!important;letter-spacing:-.04em}.learning-hero-remix p{max-width:38rem;margin:0 0 18px!important;color:hsla(0,0%,100%,.7)!important;font-size:.88rem;line-height:1.9!important}.learning-stat-row{flex-wrap:wrap;gap:8px}.learning-stat-row span{border-radius:14px;padding:7px 12px;font-size:.74rem;font-weight:800}.learning-hero-progress{position:relative;z-index:1;gap:16px;padding:14px 22px;background:rgba(0,0,0,.22);border-top:1px solid hsla(0,0%,100%,.1)}.learning-hero-progress>div{flex:1}.learning-hero-progress small,.learning-hero-progress strong{display:block;color:#fff}.learning-hero-progress small{margin-bottom:7px;opacity:.65}.learning-hero-progress strong{margin-top:6px;font-size:.8rem}.learning-hero-bar,.learning-progress-line{overflow:hidden;height:7px;border-radius:999px;background:hsla(0,0%,100%,.18)}.learning-card-progress span,.learning-hero-bar span,.learning-progress-line span{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,#fff,hsla(0,0%,100%,.68))}.learning-hero-cta{flex:0 0 auto;border:0;border-radius:16px;background:#fff;color:var(--learn-primary-dark);padding:11px 20px;font-size:.82rem;font-weight:900;text-decoration:none;cursor:pointer;box-shadow:0 4px 16px rgba(0,0,0,.22)}.learning-quick-nav{display:grid;grid-template-columns:repeat(auto-fit,minmax(86px,1fr));gap:6px;max-width:100%;overflow:hidden;border-radius:22px;background:#fff;padding:6px;box-shadow:0 4px 20px rgba(15,23,42,.06)}.learning-quick-nav button{position:relative;display:flex;flex-direction:column;align-items:center;gap:6px;min-width:0;border:0;border-radius:16px;background:transparent;color:var(--learn-soft);padding:11px 6px;font-weight:800;text-decoration:none;cursor:pointer}.learning-quick-nav .active{background:var(--learn-bg);color:var(--learn-text)}.learning-quick-nav span{display:grid;place-items:center;width:42px;height:42px;border-radius:15px;color:#fff;font-size:1.2rem}.learning-quick-nav .video span{background:linear-gradient(135deg,#059669,#10b981)}.learning-quick-nav .doc span{background:linear-gradient(135deg,#2563eb,#3b82f6)}.learning-quick-nav .ai span{background:linear-gradient(135deg,#7c3aed,#8b5cf6)}.learning-quick-nav .practice span{background:linear-gradient(135deg,#10b981,#6366f1)}.learning-quick-nav .topic span{background:linear-gradient(135deg,#d97706,#f59e0b)}.learning-quick-nav strong{overflow:hidden;max-width:100%;font-size:.68rem;text-overflow:ellipsis;white-space:nowrap}.learning-quick-nav em{position:absolute;top:8px;left:8px;min-width:18px;height:18px;border:2px solid #fff;border-radius:9px;background:#ef4444;color:#fff;font-size:.56rem;font-style:normal;line-height:14px}.learning-layout{display:grid!important;gap:16px!important}.learning-ai-panel,.learning-progress-card,.learning-screen .learning-topic-panel{border:0!important;border-radius:26px!important;background:#fff!important;box-shadow:0 6px 24px rgba(15,23,42,.07)!important}.learning-ai-head h2,.learning-section-head h2,.learning-topic-head h2{margin:0;color:var(--learn-text);font-size:.95rem}.learning-ai-head p,.learning-topic-head p{margin:2px 0 0;color:var(--learn-soft);font-size:.72rem}.learning-section-head span,.learning-topic-head>span{border-radius:10px;background:var(--learn-bg);color:var(--learn-soft);padding:3px 9px;font-size:.68rem;font-weight:900}.learning-topic-list{display:grid;gap:7px}.learning-screen .learning-topic-item{display:flex!important;align-items:center;gap:12px!important;border:1.5px solid transparent!important;border-radius:20px!important;background:var(--learn-bg)!important;padding:13px!important;text-align:right}.learning-topic-item.active{border-color:#c7d2fe!important;background:linear-gradient(135deg,#eef2ff,#e0e7ff 80%,#fff)!important}.learning-topic-item.done{border-color:#bbf7d0!important;background:linear-gradient(135deg,#f0fdf4,#dcfce7 80%,#fff)!important}.learning-topic-mark{display:grid!important;flex:0 0 44px;place-items:center;width:44px;height:44px;border-radius:15px;background:#fff;color:var(--learn-primary-dark)!important;font-size:.9rem!important;font-weight:900}.learning-topic-item.active .learning-topic-mark{background:linear-gradient(135deg,var(--learn-primary),var(--learn-secondary));color:#fff!important}.learning-topic-item.done .learning-topic-mark{background:linear-gradient(135deg,#10b981,#059669);color:#fff!important}.learning-topic-copy{min-width:0}.learning-topic-copy em,.learning-topic-copy strong{display:block!important}.learning-topic-copy strong{color:var(--learn-text)!important;font-size:.88rem}.learning-topic-copy em{overflow:hidden;color:var(--learn-soft)!important;font-size:.68rem!important;font-style:normal;text-overflow:ellipsis;white-space:nowrap}.learning-content-panel{display:grid;gap:16px;min-width:0}.learning-progress-card{display:flex;align-items:center;gap:16px;padding:18px!important}.learning-progress-ring{display:grid;flex:0 0 74px;place-items:center;width:74px;height:74px;border-radius:50%;background:conic-gradient(var(--learn-primary) calc(var(--learning-progress, 0) * 1%),#e2e8f0 0)}.learning-progress-ring span{display:grid;place-items:center;width:56px;height:56px;border-radius:50%;background:#fff;color:var(--learn-primary-dark);font-weight:900}.learning-progress-card>div:last-child{flex:1;min-width:0}.learning-progress-card small,.learning-progress-card strong{display:block}.learning-progress-card small{color:var(--learn-soft);font-weight:800}.learning-progress-card strong{margin:4px 0 10px;color:var(--learn-text);font-size:1rem}.learning-progress-line{background:var(--learn-border)}.learning-card-progress span,.learning-progress-line span{background:linear-gradient(90deg,var(--learn-primary),var(--learn-secondary))}.learning-section{display:grid;gap:10px}.learning-practice-card{display:grid;gap:18px;margin-top:18px;padding:22px;border:1px solid rgba(99,102,241,.14);border-radius:26px;background:radial-gradient(circle at 8% 0,rgba(99,102,241,.12),transparent 32%),hsla(0,0%,100%,.96)}.learning-practice-actions,.learning-practice-head{display:flex;align-items:center;justify-content:space-between;gap:14px}.learning-practice-head span,.learning-practice-question-meta span,.learning-practice-result span{color:#6366f1;font-size:.78rem;font-weight:900}.learning-practice-head h2,.learning-practice-head p,.learning-practice-question h3,.learning-practice-result p{margin:0}.learning-practice-head h2{margin-top:4px;color:#172033;font-size:1.25rem}.learning-practice-empty,.learning-practice-head p{margin-top:6px;color:#64748b;font-size:.86rem}.learning-practice-count{display:grid;min-width:96px;padding:14px;border-radius:18px;background:#f4f1ff;text-align:center}.learning-practice-count strong{color:#4f46e5;font-size:1.55rem;font-weight:950}.learning-practice-answer-grid,.learning-practice-scope{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.learning-practice-answer-grid button,.learning-practice-scope button{border:1px solid #e2e8f0;border-radius:18px;padding:14px;background:#fff;color:#1f2937;font:inherit;text-align:right;cursor:pointer}.learning-practice-answer-grid button{display:grid;grid-template-columns:30px minmax(0,1fr);align-items:center;gap:10px}.learning-practice-answer-grid button>span:first-child{display:grid;place-items:center;width:30px;height:30px;border-radius:50%;background:#eef2ff;color:#4f46e5;font-weight:900}.learning-practice-answer-grid button.selected,.learning-practice-scope button.active{border-color:#6d5df3;background:#f4f1ff;box-shadow:inset 0 0 0 1px #6d5df3}.learning-practice-answer-grid button:disabled{cursor:default}.learning-practice-scope span,.learning-practice-scope strong{display:block}.learning-practice-scope span{margin-top:4px;color:#64748b;font-size:.78rem}.learning-practice-options{display:flex;flex-wrap:wrap;gap:8px}.learning-practice-options button{width:42px;height:42px;border:0;border-radius:999px;background:#eef2f7;color:#475569;font:inherit;font-weight:900;cursor:pointer}.learning-practice-actions button:last-child,.learning-practice-options button.active,.learning-practice-result button,.learning-practice-start{background:linear-gradient(135deg,#5c49d4,#806ff0);color:#fff}.learning-practice-actions button,.learning-practice-result button,.learning-practice-start{min-height:46px;border:0;border-radius:16px;padding:12px 18px;font:inherit;font-weight:900;cursor:pointer}.learning-practice-start{width:100%}.learning-practice-actions button:disabled,.learning-practice-start:disabled{opacity:.55;cursor:wait}.learning-practice-question{display:grid;gap:14px}.learning-practice-progress{display:grid;gap:8px}.learning-practice-progress span{overflow:hidden;height:8px;border-radius:999px;background:#e2e8f0}.learning-practice-progress i{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,#6366f1,#22c55e)}.learning-practice-question-meta{display:flex;align-items:center;justify-content:space-between;gap:10px}.learning-practice-question h3{color:#172033;font-size:1.05rem;line-height:1.9}.learning-practice-question input{width:100%;border:1px solid #e2e8f0;border-radius:16px;padding:14px;background:#fff;color:#172033;font:inherit}.learning-practice-feedback{border-radius:18px;padding:14px}.learning-practice-feedback.correct{background:#ecfdf5;color:#047857}.learning-practice-feedback.wrong{background:#fff7ed;color:#c2410c}.learning-practice-feedback>p,.learning-practice-feedback>span{display:block;margin:6px 0 0}.learning-practice-explanation{margin-top:12px;color:inherit}.learning-practice-explanation .message-content{gap:8px;line-height:2}.learning-practice-explanation .message-content p{color:inherit;font-weight:700;text-align:right}.learning-practice-explanation .message-content span{display:inline;margin:0}.learning-practice-explanation .code-block-shell,.learning-practice-explanation .formula-block,.learning-practice-explanation .math-block{max-width:100%;margin:8px 0}.learning-practice-explanation .formula-block,.learning-practice-explanation .math-block{overflow-x:auto;background:hsla(0,0%,100%,.72);color:#172033;text-align:center;white-space:pre}.learning-practice-explanation .math-inline,.learning-practice-explanation .math-text-fragment{display:inline-flex;align-items:baseline;color:#172033}.learning-practice-explanation .math-inline span,.learning-practice-explanation .math-text-fragment span{display:inline-block;margin:0}.learning-practice-actions button:first-child{background:#eef2f7;color:#475569}.learning-practice-result{display:grid;justify-items:center;gap:8px;padding:20px;border-radius:22px;background:#f8fafc;text-align:center}.learning-practice-result strong{color:#4f46e5;font-size:2.4rem;font-weight:950}@media (max-width:760px){.learning-practice-card{gap:14px;margin-top:14px;padding:16px;border-radius:22px}.learning-practice-head{align-items:flex-start}.learning-practice-head h2{font-size:1.05rem}.learning-practice-head p{font-size:.76rem}.learning-practice-count{min-width:74px;padding:10px;border-radius:15px}.learning-practice-count strong{font-size:1.25rem}.learning-practice-answer-grid,.learning-practice-scope{grid-template-columns:1fr}.learning-practice-answer-grid button,.learning-practice-scope button{padding:11px 12px;border-radius:15px}.learning-practice-question h3{font-size:.95rem}.learning-practice-actions{align-items:stretch;flex-direction:column}}.learning-section-head{padding:0 4px}.learning-section{min-width:0;max-width:100%}.learning-horizontal-row{display:flex;gap:12px;max-width:100%;overflow-x:auto;overflow-y:hidden;padding:3px 3px 12px;scroll-behavior:smooth;scrollbar-color:rgba(99,102,241,.5) rgba(226,232,240,.8);scrollbar-width:thin;-webkit-overflow-scrolling:touch}.learning-horizontal-row::-webkit-scrollbar{height:9px}.learning-horizontal-row::-webkit-scrollbar-track{border-radius:999px;background:rgba(226,232,240,.8)}.learning-horizontal-row::-webkit-scrollbar-thumb{border:2px solid rgba(226,232,240,.8);border-radius:999px;background:rgba(99,102,241,.58)}.learning-doc-card,.learning-video-card{flex:0 0 auto;overflow:hidden;border-radius:24px;background:#fff;box-shadow:0 6px 24px rgba(15,23,42,.08)}.learning-video-card{width:min(265px,78vw)}.learning-video-thumb{position:relative;display:block;overflow:hidden;padding-top:52%;color:#fff;text-decoration:none}.learning-video-thumb>video{position:absolute;inset:0;z-index:2;width:100%;height:100%;object-fit:contain;background:#050816}.learning-video-thumb:has(video) .learning-play-ring,.learning-video-thumb:has(video) .learning-video-grid,.learning-video-thumb:has(video) .learning-video-overlay{display:none}.learning-video-thumb:has(video) .learning-quality-badge{z-index:3;pointer-events:none}.learning-video-thumb.tone-1{background:linear-gradient(135deg,#1e1b4b,#312e81,#4c1d95)}.learning-video-thumb.tone-2{background:linear-gradient(135deg,#064e3b,#065f46,#047857)}.learning-video-thumb.tone-3{background:linear-gradient(135deg,#1e3a5f,#1e40af,#1d4ed8)}.learning-video-grid,.learning-video-overlay{position:absolute;inset:0}.learning-video-grid{background-image:linear-gradient(hsla(0,0%,100%,.04) 1px,transparent 0),linear-gradient(90deg,hsla(0,0%,100%,.04) 1px,transparent 0);background-size:26px 26px}.learning-video-overlay{background:linear-gradient(180deg,transparent 20%,rgba(0,0,0,.78))}.learning-play-ring{position:absolute;top:50%;left:50%;display:grid;place-items:center;width:56px;height:56px;border:2px solid hsla(0,0%,100%,.45);border-radius:50%;background:hsla(0,0%,100%,.14);transform:translate(-50%,-55%);backdrop-filter:blur(10px)}.learning-play-icon{width:21px;height:21px}.learning-quality-badge,.learning-seen-badge{position:absolute;z-index:1;border-radius:8px;color:#fff;padding:4px 9px;font-size:.62rem;font-weight:900}.learning-quality-badge{bottom:10px;left:10px;background:linear-gradient(135deg,var(--learn-primary),var(--learn-secondary))}.learning-seen-badge{top:10px;right:10px;background:rgba(16,185,129,.9)}.learning-card-progress{height:3px;background:var(--learn-border)}.learning-video-foot{gap:10px;padding:13px 15px}.learning-material-copy{flex:1;min-width:0}.learning-doc-body small,.learning-doc-body strong,.learning-material-copy small,.learning-material-copy strong{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.learning-doc-body strong,.learning-material-copy strong{color:var(--learn-text);font-size:.86rem;font-weight:900}.learning-doc-body small,.learning-material-copy small{margin-top:2px;color:var(--learn-soft);font-size:.68rem}.learning-download-doc,.learning-more-button{display:grid;flex:0 0 auto;place-items:center;width:34px;height:34px;border-radius:12px;background:var(--learn-bg);color:var(--learn-muted)}.learning-doc-card{width:200px}.learning-doc-head{position:relative;display:grid;min-height:108px;place-items:center}.learning-doc-card.rose .learning-doc-head{background:linear-gradient(135deg,#fff1f2,#fecdd3)}.learning-doc-card.blue .learning-doc-head{background:linear-gradient(135deg,#eff6ff,#dbeafe)}.learning-doc-card.amber .learning-doc-head{background:linear-gradient(135deg,#fff7ed,#fed7aa)}.learning-doc-card.violet .learning-doc-head{background:linear-gradient(135deg,#fdf4ff,#f5d0fe)}.learning-doc-type,.learning-new-badge{position:absolute;top:10px;border-radius:8px;color:#fff;padding:3px 8px;font-size:.58rem;font-weight:900}.learning-doc-type{left:10px;background:#2563eb}.learning-new-badge{right:10px;background:#10b981}.learning-doc-emoji{font-size:2.8rem}.learning-doc-body{padding:12px 14px 14px}.learning-doc-actions{gap:7px;margin-top:11px}.learning-open-doc{flex:1;border-radius:12px;background:#eff6ff;color:#2563eb;padding:8px 10px;font-size:.74rem;font-weight:900;text-align:center;text-decoration:none}.learning-ai-panel{overflow:hidden!important;padding:0!important}.learning-ai-head{gap:12px;padding:18px;background:linear-gradient(145deg,#09091f,#150f38,#1e1254,#2e1065);color:#fff}.learning-ai-head>div:nth-child(2){flex:1;min-width:0}.learning-ai-head h2,.learning-ai-head p{color:#fff!important}.learning-ai-head p{opacity:.62}.learning-ai-head>span{display:flex;align-items:center;gap:5px;border:1px solid rgba(16,185,129,.32);border-radius:999px;background:rgba(16,185,129,.16);color:#34d399;padding:6px 12px;font-size:.68rem;font-weight:800}.learning-ai-head i{width:6px;height:6px;border-radius:50%;background:#34d399}.learning-ai-avatar{display:grid;place-items:center;width:46px;height:46px;border-radius:16px;background:linear-gradient(145deg,#7c3aed,#5b21b6);font-size:1.3rem;box-shadow:0 6px 18px rgba(124,58,237,.5)}.learning-ai-suggestions{display:flex;gap:8px;overflow-x:auto;padding:12px 16px;border-bottom:1px solid var(--learn-border)}.learning-ai-suggestions button{flex:0 0 auto;border:1.5px solid var(--learn-border);border-radius:999px;background:var(--learn-bg);color:var(--learn-muted);padding:8px 14px;font-size:.72rem;font-weight:800}.learning-ai-messages{display:grid!important;max-height:280px;overflow-y:auto;padding:14px 16px}.learning-ai-form{display:flex!important;align-items:flex-end;gap:8px!important;padding:12px 14px 14px;border-top:1px solid var(--learn-border)}.learning-ai-form textarea{min-height:48px!important;max-height:130px;border:2px solid var(--learn-border)!important;border-radius:20px!important;background:var(--learn-bg)!important;padding:12px 14px!important}.learning-ai-form .send-pill{min-height:48px;border-radius:16px;white-space:nowrap}.learning-dock{display:flex!important}@media (min-width:780px){.student-screen.learning-screen{padding-bottom:28px}.learning-layout{grid-template-columns:minmax(0,1fr) 340px!important;align-items:start}.learning-topic-panel{position:sticky!important;top:128px;grid-column:2;grid-row:1/20;max-height:calc(100vh - 150px);overflow-y:auto!important}.learning-content-panel{grid-column:1}.learning-dock{display:none!important}}@media (max-width:640px){.student-screen.learning-screen{padding-right:14px;padding-left:14px}.learning-quick-nav{gap:4px}.learning-quick-nav span{width:38px;height:38px}.learning-ai-head{align-items:flex-start}.learning-ai-head>span{display:none}}@media (min-width:1024px){.student-screen .feature-grid{grid-template-columns:repeat(4,minmax(0,1fr))!important}.student-screen .feature-tile.featured-tile{grid-column:span 4!important}}@media (min-width:780px){.student-screen.learning-screen{width:min(100%,1140px)!important}.learning-screen .learning-layout{display:grid!important;grid-template-columns:minmax(0,1fr) 340px!important;gap:20px!important;align-items:start}.learning-screen .learning-content-panel{width:auto!important;margin-inline-start:0!important;min-width:0!important;grid-column:1}.learning-screen .learning-topic-panel{position:static!important;top:auto!important;left:auto!important;z-index:auto!important;width:auto!important;max-height:none!important;overflow-y:visible!important;grid-column:2;grid-row:1}}@media (max-width:779px){.learning-screen .learning-layout{display:flex!important;flex-direction:column}.learning-screen .learning-topic-panel{position:static!important;left:auto!important;width:auto!important;max-height:none!important}}body .student-screen.learning-screen .learning-layout .learning-topic-panel{border:0!important;border-radius:26px!important;background:#fff!important;box-shadow:0 6px 24px rgba(0,0,0,.08)!important;padding:0!important;overflow:hidden!important}body .student-screen.learning-screen .learning-layout .learning-topic-head{position:relative;min-height:108px;padding:18px!important;background:linear-gradient(145deg,#312e81,#4338ca,#6d28d9)!important;color:#fff!important}body .student-screen.learning-screen .learning-layout .learning-topic-list{padding:10px 12px 16px!important;display:grid;gap:8px!important}@media (min-width:780px){.student-screen.learning-screen{width:min(100%,1140px)!important}body .student-screen.learning-screen .learning-layout{display:grid!important;grid-template-columns:minmax(0,1fr) 360px!important;align-items:start!important;gap:20px!important;padding-left:0!important}body .student-screen.learning-screen .learning-layout .learning-content-panel{grid-column:1!important;min-width:0!important}body .student-screen.learning-screen .learning-layout .learning-topic-panel{position:sticky!important;top:88px!important;grid-column:2!important;width:100%!important;height:auto!important;max-height:calc(100vh - 110px)!important;overflow-y:auto!important;z-index:100!important;transform:none!important;left:auto!important;right:auto!important}}@media (max-width:779px){body .student-screen.learning-screen .learning-layout{display:flex!important;flex-direction:column!important;gap:16px!important}body .student-screen.learning-screen .learning-layout .learning-content-panel{order:1!important}body .student-screen.learning-screen .learning-layout .learning-topic-panel{order:2!important;position:static!important;width:100%!important;max-height:none!important;overflow-y:visible!important}}@media (min-width:780px){body .student-screen.learning-screen{width:min(100%,1140px)!important}body .student-screen.learning-screen .learning-layout{display:grid!important;grid-template-columns:minmax(0,1fr) 362px!important;gap:20px!important;align-items:start!important;padding-left:0!important}body .student-screen.learning-screen .learning-layout .learning-content-panel{grid-column:1!important;grid-row:auto!important;width:auto!important;min-width:0!important;margin:0!important}body .student-screen.learning-screen .learning-layout>.learning-topic-panel{display:flex!important;flex-direction:column!important;grid-column:2!important;grid-row:1/30!important;position:sticky!important;top:126px!important;right:auto!important;left:auto!important;width:100%!important;max-height:calc(100vh - 144px)!important;overflow:hidden!important;border:0!important;border-radius:26px!important;background:#fff!important;box-shadow:0 6px 24px rgba(0,0,0,.08)!important;padding:0!important;transform:none!important;z-index:100!important}body .student-screen.learning-screen .learning-topic-head{position:relative!important;flex-shrink:0!important;overflow:hidden!important;min-height:auto!important;background:linear-gradient(145deg,#312e81,#4338ca,#6d28d9)!important;color:#fff!important;padding:18px 18px 14px!important}body .student-screen.learning-screen .learning-topic-head-glow{position:absolute;top:-30px;right:-30px;width:120px;height:120px;border-radius:50%;background:radial-gradient(circle,hsla(0,0%,100%,.12) 0,transparent 70%)}body .student-screen.learning-screen .learning-topic-head-inner{position:relative;z-index:1}body .student-screen.learning-screen .learning-topic-head-row{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px}body .student-screen.learning-screen .learning-topic-head h2{margin:0;color:#fff!important;font-size:.95rem!important;font-weight:800}body .student-screen.learning-screen .learning-topic-head p{margin:1px 0 0;color:#fff!important;font-size:.68rem!important;opacity:.6}body .student-screen.learning-screen .learning-topic-count{border:1px solid hsla(0,0%,100%,.2)!important;border-radius:12px!important;background:hsla(0,0%,100%,.15)!important;color:#fff!important;padding:5px 12px!important;font-size:.75rem!important;font-weight:800}body .student-screen.learning-screen .learning-topic-overall{display:flex;align-items:center;gap:10px}body .student-screen.learning-screen .learning-topic-overall>span{flex:1;overflow:hidden;height:5px;border-radius:5px;background:hsla(0,0%,100%,.18)}body .student-screen.learning-screen .learning-topic-overall i{display:block;height:100%;border-radius:inherit;background:#fff}body .student-screen.learning-screen .learning-topic-overall strong{color:#fff;font-size:.75rem;font-weight:800;white-space:nowrap}body .student-screen.learning-screen .learning-topic-pills{display:flex!important;flex-shrink:0;gap:6px;border-bottom:1px solid #e8ecf4;padding:10px 14px}body .student-screen.learning-screen .learning-topic-pills button{position:relative;flex:1;overflow:hidden;border:0;border-radius:14px;background:#eef0f8;color:#94a3b8;padding:8px 6px;text-align:center}body .student-screen.learning-screen .learning-topic-pills button.done{background:linear-gradient(135deg,#f0fdf4,#dcfce7);color:#059669}body .student-screen.learning-screen .learning-topic-pills button.now{background:linear-gradient(135deg,#eef2ff,#e0e7ff);color:#4f46e5}body .student-screen.learning-screen .learning-topic-pills em,body .student-screen.learning-screen .learning-topic-pills span{display:block}body .student-screen.learning-screen .learning-topic-pills span{margin-bottom:3px;font-size:1rem}body .student-screen.learning-screen .learning-topic-pills em{overflow:hidden;font-size:.65rem;font-style:normal;font-weight:700;text-overflow:ellipsis;white-space:nowrap}body .student-screen.learning-screen .learning-topic-pills i{position:absolute;right:0;bottom:0;left:0;height:3px}body .student-screen.learning-screen .learning-topic-pills .done i{background:#10b981}body .student-screen.learning-screen .learning-topic-pills .now i{background:linear-gradient(90deg,#6366f1,#8b5cf6)}body .student-screen.learning-screen .learning-topic-list{flex:1!important;overflow-y:auto!important;max-height:none!important;padding:8px 12px 16px!important;display:block!important;scrollbar-width:thin;scrollbar-color:#e8ecf4 transparent}body .student-screen.learning-screen .learning-topic-item{position:relative;display:flex!important;align-items:center!important;gap:12px!important;width:100%;min-height:0!important;margin-bottom:6px;border:1.5px solid transparent!important;border-radius:22px!important;background:#eef0f8!important;padding:15px 14px!important;text-align:right;transition:.22s}body .student-screen.learning-screen .learning-topic-item.done{border-color:#bbf7d0!important;background:linear-gradient(135deg,#f0fdf4,#dcfce7 80%,#fff)!important}body .student-screen.learning-screen .learning-topic-item.active{border-color:#c7d2fe!important;background:linear-gradient(135deg,#eef2ff,#e0e7ff 80%,#fff)!important}body .student-screen.learning-screen .learning-topic-item.locked{opacity:.6}body .student-screen.learning-screen .learning-topic-mark{display:flex!important;flex:0 0 48px!important;align-items:center;justify-content:center;width:48px!important;height:48px!important;border:1.5px solid #e8ecf4;border-radius:16px!important;background:#fff;color:#94a3b8!important;font-size:1rem!important;font-weight:900}body .student-screen.learning-screen .learning-topic-item.done .learning-topic-mark{border-color:transparent;background:linear-gradient(135deg,#10b981,#059669);color:#fff!important;box-shadow:0 4px 14px rgba(16,185,129,.32)}body .student-screen.learning-screen .learning-topic-item.active .learning-topic-mark{border-color:transparent;background:linear-gradient(135deg,#6366f1,#8b5cf6);color:#fff!important;box-shadow:0 4px 14px rgba(99,102,241,.36)}body .student-screen.learning-screen .learning-topic-copy{flex:1;min-width:0}body .student-screen.learning-screen .learning-topic-copy strong{display:block!important;margin-bottom:5px;color:#334155!important;font-size:.9rem!important;font-weight:800}body .student-screen.learning-screen .learning-topic-item.done .learning-topic-copy strong{color:#065f46!important}body .student-screen.learning-screen .learning-topic-item.active .learning-topic-copy strong{color:#4f46e5!important}body .student-screen.learning-screen .learning-topic-copy em{display:block!important;overflow:hidden;margin-bottom:7px;color:#94a3b8!important;font-size:.68rem!important;font-style:normal;text-overflow:ellipsis;white-space:nowrap}body .student-screen.learning-screen .learning-topic-tags{display:flex!important;flex-wrap:wrap;gap:5px;margin-top:0!important}body .student-screen.learning-screen .learning-topic-tags span{width:auto!important;border:0!important;border-radius:8px!important;padding:2px 8px!important;font-size:.63rem!important;font-weight:700}body .student-screen.learning-screen .learning-topic-tags span:first-child{background:#d1fae5!important;color:#065f46!important}body .student-screen.learning-screen .learning-topic-tags span:nth-child(2){background:#dbeafe!important;color:#1d4ed8!important}body .student-screen.learning-screen .learning-topic-tags span:last-child{background:#e0e7ff!important;color:#4f46e5!important}body .student-screen.learning-screen .learning-topic-item.done .learning-topic-tags span:last-child{background:#bbf7d0!important;color:#166534!important}body .student-screen.learning-screen .learning-topic-item.locked .learning-topic-tags span:last-child{background:#eef0f8!important;color:#94a3b8!important;border:1px solid #e8ecf4!important}body .student-screen.learning-screen .learning-topic-side{display:flex;flex:0 0 auto;flex-direction:column;align-items:flex-end}body .student-screen.learning-screen .learning-topic-ring{position:relative;width:38px;height:38px;flex-shrink:0}body .student-screen.learning-screen .learning-topic-ring svg{width:38px;height:38px;transform:rotate(-90deg)}body .student-screen.learning-screen .learning-topic-ring-base,body .student-screen.learning-screen .learning-topic-ring-fill{fill:none;stroke-width:3.5}body .student-screen.learning-screen .learning-topic-ring-base{stroke:#e8ecf4}body .student-screen.learning-screen .learning-topic-ring-fill{stroke:#10b981;stroke-dasharray:94;stroke-linecap:round;transition:stroke-dashoffset .8s ease}body .student-screen.learning-screen .learning-topic-item.active .learning-topic-ring-fill{stroke:#6366f1}body .student-screen.learning-screen .learning-topic-ring>span{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;color:#94a3b8;font-size:.56rem;font-weight:800}body .student-screen.learning-screen .learning-topic-item.done .learning-topic-ring>span{color:#059669}body .student-screen.learning-screen .learning-topic-item.active .learning-topic-ring>span{color:#4f46e5}body .student-screen.learning-screen .learning-topic-item.active:after{content:"";position:absolute;right:0;top:50%;width:3.5px;height:55%;border-radius:4px 0 0 4px;background:linear-gradient(180deg,#6366f1,#8b5cf6);transform:translateY(-50%)}}.learning-topic-mobile-backdrop,.learning-topic-mobile-fab-wrap,.learning-topic-mobile-sheet{display:none}@media (max-width:779px){body .student-screen.learning-screen .learning-layout>.learning-topic-panel{display:none!important}.learning-topic-mobile-fab-wrap{position:fixed;bottom:calc(88px + env(safe-area-inset-bottom, 0px) + 8px);left:14px;z-index:400;display:flex;flex-direction:column;align-items:flex-start;transition:opacity .22s ease,transform .22s ease}.learning-topic-mobile-fab-wrap.hidden{opacity:0;pointer-events:none;transform:translateY(12px)}.learning-topic-mobile-fab{position:relative;display:flex;align-items:center;gap:9px;overflow:hidden;border:0;border-radius:22px;background:linear-gradient(135deg,#4338ca,#6d28d9);color:#fff;padding:13px 20px;font-size:.82rem;font-weight:900;box-shadow:0 8px 28px rgba(67,56,202,.45)}.learning-topic-mobile-fab:before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,hsla(0,0%,100%,.15),transparent)}.learning-topic-mobile-fab span,.learning-topic-mobile-fab strong{position:relative;z-index:1}.learning-topic-mobile-fab strong{display:grid;min-width:22px;height:22px;place-items:center;border-radius:8px;background:#fff;color:#4f46e5;padding:0 4px;font-size:.72rem}.learning-topic-mobile-dots{display:flex;gap:4px;margin-top:6px;padding-right:14px}.learning-topic-mobile-dots span{width:6px;height:6px;border-radius:50%;background:rgba(67,56,202,.25)}.learning-topic-mobile-dots span.done{width:14px;border-radius:4px;background:#10b981}.learning-topic-mobile-dots span.now{width:10px;border-radius:4px;background:#6366f1}.learning-topic-mobile-backdrop{position:fixed;inset:0;z-index:600;display:block;border:0;background:rgba(9,9,31,.65);opacity:0;pointer-events:none;backdrop-filter:blur(8px);transition:opacity .36s ease}.learning-topic-mobile-backdrop.open{opacity:1;pointer-events:auto}.learning-topic-mobile-sheet{position:fixed;right:0;bottom:0;left:0;z-index:610;display:flex;max-height:92vh;flex-direction:column;overflow:hidden;border-radius:32px 32px 0 0;background:#fff;box-shadow:0 -16px 60px rgba(0,0,0,.2);transform:translateY(100%);transition:transform .42s cubic-bezier(.22,.72,0,1)}.learning-topic-mobile-sheet.open{transform:translateY(0)}.learning-topic-sheet-handle{display:flex;flex-shrink:0;justify-content:center;padding:12px 0 0}.learning-topic-sheet-handle span{width:38px;height:4px;border-radius:4px;background:#e8ecf4}.learning-topic-sheet-head{position:relative;flex-shrink:0;overflow:hidden;border-top:1px solid hsla(0,0%,100%,.06);background:linear-gradient(145deg,#312e81,#4338ca,#6d28d9);color:#fff;padding:14px 20px}.learning-topic-sheet-glow{position:absolute;inset:0;background-image:radial-gradient(ellipse 80% 80% at 110% 50%,hsla(0,0%,100%,.1) 0,transparent 60%)}.learning-topic-sheet-head-inner{position:relative;z-index:1}.learning-topic-sheet-head-row{display:flex;align-items:center;justify-content:space-between}.learning-topic-sheet-head h2{margin:0;color:#fff;font-size:1rem}.learning-topic-sheet-head p{margin:2px 0 0;color:hsla(0,0%,100%,.65);font-size:.7rem}.learning-topic-sheet-head button{display:grid;width:36px;height:36px;place-items:center;border:1px solid hsla(0,0%,100%,.18);border-radius:12px;background:hsla(0,0%,100%,.14);color:#fff;font-size:1.1rem}.learning-topic-sheet-progress{display:flex;align-items:center;gap:12px;margin-top:14px}.learning-topic-sheet-progress>span{flex:1;overflow:hidden;height:6px;border-radius:6px;background:hsla(0,0%,100%,.18)}.learning-topic-sheet-progress i{display:block;height:100%;border-radius:inherit;background:#fff}.learning-topic-sheet-progress strong{color:#fff;font-size:.75rem;white-space:nowrap}.learning-topic-sheet-pills{display:flex;flex-shrink:0;gap:7px;border-bottom:1px solid #e8ecf4;padding:12px 20px}.learning-topic-sheet-pills button{position:relative;flex:1;overflow:hidden;border:0;border-radius:14px;background:#eef0f8;color:#94a3b8;padding:8px 6px;text-align:center}.learning-topic-sheet-pills button.done{background:linear-gradient(135deg,#f0fdf4,#dcfce7);color:#059669}.learning-topic-sheet-pills button.now{background:linear-gradient(135deg,#eef2ff,#e0e7ff);color:#4f46e5}.learning-topic-sheet-pills em,.learning-topic-sheet-pills span{display:block}.learning-topic-sheet-pills span{margin-bottom:3px;font-size:1rem}.learning-topic-sheet-pills em{overflow:hidden;font-size:.65rem;font-style:normal;font-weight:700;text-overflow:ellipsis;white-space:nowrap}.learning-topic-sheet-pills i{position:absolute;right:0;bottom:0;left:0;height:3px}.learning-topic-sheet-pills .done i{background:#10b981}.learning-topic-sheet-pills .now i{background:linear-gradient(90deg,#6366f1,#8b5cf6)}.learning-topic-sheet-list{flex:1;overflow-y:auto;padding:10px 14px 28px;scrollbar-width:thin;scrollbar-color:#e8ecf4 transparent}.learning-topic-mobile-sheet .learning-topic-item{position:relative;display:flex!important;align-items:center;gap:12px!important;width:100%;margin-bottom:6px;border:1.5px solid transparent!important;border-radius:22px!important;background:#eef0f8!important;padding:15px 14px!important;text-align:right}.learning-topic-mobile-sheet .learning-topic-item.done{border-color:#bbf7d0!important;background:linear-gradient(135deg,#f0fdf4,#dcfce7 80%,#fff)!important}.learning-topic-mobile-sheet .learning-topic-item.active{border-color:#c7d2fe!important;background:linear-gradient(135deg,#eef2ff,#e0e7ff 80%,#fff)!important}.learning-topic-mobile-sheet .learning-topic-item.locked{opacity:.62}.learning-topic-mobile-sheet .learning-topic-mark{display:grid!important;width:48px!important;height:48px!important;flex:0 0 48px!important;place-items:center;border:1.5px solid #e8ecf4;border-radius:16px!important;background:#fff;color:#94a3b8!important;font-size:1rem!important;font-weight:900}.learning-topic-mobile-sheet .learning-topic-item.done .learning-topic-mark{border-color:transparent;background:linear-gradient(135deg,#10b981,#059669);color:#fff!important}.learning-topic-mobile-sheet .learning-topic-item.active .learning-topic-mark{border-color:transparent;background:linear-gradient(135deg,#6366f1,#8b5cf6);color:#fff!important}.learning-topic-mobile-sheet .learning-topic-copy{flex:1;min-width:0}.learning-topic-mobile-sheet .learning-topic-copy em,.learning-topic-mobile-sheet .learning-topic-copy strong{display:block!important}.learning-topic-mobile-sheet .learning-topic-copy strong{margin-bottom:5px;color:#0f172a!important;font-size:.9rem!important;font-weight:800}.learning-topic-mobile-sheet .learning-topic-copy em{overflow:hidden;margin-bottom:7px;color:#94a3b8!important;font-size:.68rem!important;font-style:normal;text-overflow:ellipsis;white-space:nowrap}.learning-topic-mobile-sheet .learning-topic-tags{display:flex;flex-wrap:wrap;gap:5px}.learning-topic-mobile-sheet .learning-topic-tags span{width:auto!important;border-radius:8px!important;padding:2px 8px!important;font-size:.63rem!important;font-weight:700}.learning-topic-mobile-sheet .learning-topic-tags span:first-child{background:#d1fae5!important;color:#065f46!important}.learning-topic-mobile-sheet .learning-topic-tags span:nth-child(2){background:#dbeafe!important;color:#1d4ed8!important}.learning-topic-mobile-sheet .learning-topic-tags span:last-child{background:#e0e7ff!important;color:#4f46e5!important}.learning-topic-mobile-sheet .learning-topic-side{flex:0 0 auto}.learning-topic-mobile-sheet .learning-topic-ring{position:relative;display:block;width:38px;height:38px}.learning-topic-mobile-sheet .learning-topic-ring svg{width:38px;height:38px;transform:rotate(-90deg)}.learning-topic-mobile-sheet .learning-topic-ring-base,.learning-topic-mobile-sheet .learning-topic-ring-fill{fill:none;stroke-width:3.5}.learning-topic-mobile-sheet .learning-topic-ring-base{stroke:#e8ecf4}.learning-topic-mobile-sheet .learning-topic-ring-fill{stroke:#10b981;stroke-dasharray:94;stroke-linecap:round}.learning-topic-mobile-sheet .learning-topic-item.active .learning-topic-ring-fill{stroke:#6366f1}.learning-topic-mobile-sheet .learning-topic-ring>span{position:absolute;inset:0;display:grid;place-items:center;color:#94a3b8;font-size:.56rem;font-weight:800}.learning-topic-mobile-sheet .learning-topic-item.active:after{content:"";position:absolute;right:0;top:50%;width:3.5px;height:55%;border-radius:4px 0 0 4px;background:linear-gradient(180deg,#6366f1,#8b5cf6);transform:translateY(-50%)}}body .student-screen.learning-screen{padding-top:124px!important}body .student-screen.learning-screen .learning-course-tabs{position:fixed!important;top:72px!important;right:0!important;left:0!important;z-index:290!important;display:flex!important;gap:0!important;width:100%!important;height:43px!important;margin:0!important;padding:0 14px!important;overflow-x:auto!important;overflow-y:hidden!important;border-bottom:1px solid #e8ecf4!important;border-radius:0!important;background:hsla(0,0%,100%,.94)!important;box-shadow:none!important;backdrop-filter:blur(24px);scrollbar-width:none}body .student-screen.learning-screen .learning-course-tabs::-webkit-scrollbar{display:none}body .student-screen.learning-screen .learning-course-tabs button{position:relative;display:flex!important;flex:0 0 auto!important;align-items:center;gap:5px;min-height:43px!important;height:43px!important;border:0!important;border-bottom:2.5px solid transparent!important;border-radius:0!important;background:transparent!important;box-shadow:none!important;color:#94a3b8!important;padding:11px 16px!important;font-size:.78rem!important;font-weight:700!important;line-height:1!important;white-space:nowrap;transition:.2s}body .student-screen.learning-screen .learning-course-tabs button.active{border-bottom-color:#4f46e5!important;background:transparent!important;color:#4f46e5!important;box-shadow:none!important}body .student-screen.learning-screen .learning-course-tabs button span{display:inline-flex;width:auto!important;height:auto!important;border-radius:0!important;background:transparent!important;color:inherit!important;font-size:.86rem}@media (max-width:420px){body .student-screen.learning-screen .learning-course-tabs button{padding-inline:13px!important}}body .student-screen.learning-screen .learning-ai-panel .learning-ai-form.learning-tutor-composer-card{display:grid!important;gap:0!important;align-items:stretch!important;padding:10px 12px 12px!important;border-top:1px solid #e8ecf4!important;background:hsla(0,0%,100%,.96)!important}body .student-screen.learning-screen .learning-ai-panel .learning-tutor-composer-card .composer-field-shell{width:100%;border:1px solid rgba(47,109,246,.12);border-radius:16px;background:linear-gradient(180deg,rgba(251,253,255,.98),hsla(0,0%,100%,.98));padding:4px;box-shadow:inset 0 1px 0 hsla(0,0%,100%,.9),0 8px 18px rgba(32,45,72,.06)}body .student-screen.learning-screen .learning-ai-panel .learning-tutor-composer-card .composer-field-shell:focus-within{border-color:rgba(47,109,246,.34);box-shadow:0 0 0 3px rgba(47,109,246,.09),0 10px 22px rgba(32,45,72,.08)}body .student-screen.learning-screen .learning-ai-panel .learning-tutor-composer-card .composer-input-row{display:grid!important;grid-template-columns:minmax(0,1fr) auto 38px!important;align-items:end!important;gap:4px!important;direction:rtl}body .student-screen.learning-screen .learning-ai-panel .learning-tutor-composer-card textarea{width:100%!important;height:auto;min-height:34px!important;max-height:128px;overflow-y:auto;resize:none!important;border:0!important;border-radius:13px!important;background:transparent!important;box-shadow:none!important;color:#0f172a;padding:.42rem .62rem!important;line-height:1.65}body .student-screen.learning-screen .learning-ai-panel .learning-tutor-composer-card textarea:focus{outline:none!important}body .student-screen.learning-screen .learning-ai-panel .learning-tutor-composer-card .composer-media-actions{display:inline-flex;align-items:center;gap:4px}body .student-screen.learning-screen .learning-ai-panel .learning-tutor-composer-card .composer-media-button{display:grid;place-items:center;width:38px;height:38px;border:1px solid rgba(47,109,246,.12);border-radius:12px;background:hsla(0,0%,100%,.74);color:#3458d4}body .student-screen.learning-screen .learning-ai-panel .learning-tutor-composer-card .composer-media-button.active{border-color:rgba(239,68,68,.24);background:rgba(239,68,68,.1);color:#b42318}body .student-screen.learning-screen .learning-ai-panel .learning-tutor-composer-card .composer-media-button:disabled{cursor:not-allowed;opacity:.54}body .student-screen.learning-screen .learning-ai-panel .learning-tutor-composer-card .media-icon{width:17px;height:17px}body .student-screen.learning-screen .learning-ai-panel .learning-tutor-composer-card .composer-send-icon{display:grid;place-items:center;width:38px;height:38px;border:0;border-radius:13px;background:linear-gradient(135deg,#2f6df6,#2450d8);color:#fff;box-shadow:0 9px 18px rgba(47,109,246,.2)}body .student-screen.learning-screen .learning-ai-panel .learning-tutor-composer-card .composer-send-icon:disabled{cursor:not-allowed;background:#eef3ff;color:#9db0d6;opacity:1;box-shadow:none}body .student-screen.learning-screen .learning-ai-panel .learning-tutor-composer-card .send-icon{width:19px;height:19px}body .student-screen.learning-screen .learning-ai-head-actions{display:inline-flex;align-items:center;gap:8px;flex:0 0 auto}body .student-screen.learning-screen .learning-ai-head-actions>span{display:flex;align-items:center;gap:5px;border:1px solid rgba(16,185,129,.32);border-radius:999px;background:rgba(16,185,129,.16);color:#34d399;padding:6px 12px;font-size:.68rem;font-weight:800}body .student-screen.learning-screen .learning-ai-head-actions i{width:6px;height:6px;border-radius:50%;background:#34d399}body .student-screen.learning-screen .learning-ai-history-toggle{display:inline-flex;align-items:center;gap:6px;min-height:31px;border:1px solid hsla(0,0%,100%,.18);border-radius:999px;background:hsla(0,0%,100%,.1);color:#fff;padding:6px 11px;font-size:.68rem;font-weight:900}body .student-screen.learning-screen .learning-ai-history-toggle.active{border-color:hsla(0,0%,100%,.32);background:hsla(0,0%,100%,.2)}body .student-screen.learning-screen .learning-ai-history-toggle strong{display:grid;place-items:center;min-width:19px;height:19px;border-radius:999px;background:hsla(0,0%,100%,.22);font-size:.66rem}body .student-screen.learning-screen .learning-ai-history-panel{display:grid;gap:10px;padding:11px 14px;border-bottom:1px solid #e8ecf4;background:radial-gradient(circle at 12% 18%,rgba(99,102,241,.09),transparent 32%),linear-gradient(180deg,rgba(248,250,255,.98),hsla(0,0%,100%,.98))}body .student-screen.learning-screen .learning-ai-history-head{display:flex;align-items:center;justify-content:space-between;gap:12px}body .student-screen.learning-screen .learning-ai-history-head>div{display:grid;gap:3px;min-width:0}body .student-screen.learning-screen .learning-ai-history-head strong{color:#1e1b4b;font-size:.78rem;font-weight:950}body .student-screen.learning-screen .learning-ai-history-head span{overflow:hidden;color:#64748b;font-size:.68rem;font-weight:750;text-overflow:ellipsis;white-space:nowrap}body .student-screen.learning-screen .learning-ai-history-head button{flex:0 0 auto;border:0;border-radius:999px;background:rgba(239,68,68,.1);color:#b42318;padding:7px 10px;font-size:.68rem;font-weight:900}body .student-screen.learning-screen .learning-ai-history-head button:disabled{cursor:not-allowed;background:#eef2f7;color:#94a3b8}body .student-screen.learning-screen .learning-ai-history-list{display:flex;gap:7px;overflow-x:auto;scrollbar-width:none}body .student-screen.learning-screen .learning-ai-history-list::-webkit-scrollbar{display:none}body .student-screen.learning-screen .learning-ai-history-list button{flex:0 0 min(250px,78vw);overflow:hidden;border:1px solid rgba(99,102,241,.14);border-radius:14px;background:#fff;color:#334155;padding:8px 10px;font-size:.72rem;font-weight:800;text-align:right;text-overflow:ellipsis;white-space:nowrap}body .student-screen.learning-screen .learning-ai-panel .learning-tutor-pending-bubble{position:relative;overflow:hidden;border-style:solid!important;border-color:rgba(139,92,246,.22)!important;background:radial-gradient(circle at 14% 18%,rgba(139,92,246,.18),transparent 34%),linear-gradient(135deg,rgba(249,247,255,.99),rgba(238,242,255,.98))!important}body .student-screen.learning-screen .learning-ai-panel .learning-tutor-pending-bubble:before{content:"";position:absolute;inset:0;pointer-events:none;background:linear-gradient(90deg,transparent,hsla(0,0%,100%,.66),transparent);animation:learningThinkingSweep 1.8s ease-in-out infinite;transform:translateX(-120%)}.learning-tutor-thinking-loader{position:relative;z-index:1;display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:10px;min-width:min(330px,100%)}.learning-thinking-orb{position:relative;display:grid;place-items:center;width:42px;height:42px;border-radius:15px;background:linear-gradient(135deg,#7c3aed,#8b5cf6);box-shadow:0 10px 22px rgba(124,58,237,.24)}.learning-thinking-orb i,.learning-thinking-orb:after,.learning-thinking-orb:before{content:"";position:absolute;border-radius:999px;background:hsla(0,0%,100%,.92)}.learning-thinking-orb:before{width:6px;height:6px;top:12px;right:12px;animation:learningThinkingSpark 1.2s ease-in-out infinite}.learning-thinking-orb:after{width:14px;height:14px;bottom:11px;left:11px;opacity:.7;animation:learningThinkingSpark 1.2s ease-in-out .2s infinite}.learning-thinking-orb i{width:4px;height:4px;top:22px;left:15px;opacity:.82;animation:learningThinkingSpark 1.2s ease-in-out .4s infinite}.learning-thinking-copy{display:grid;gap:3px;min-width:0}.learning-thinking-copy strong{color:#1e1b4b;font-size:.88rem;font-weight:900}.learning-thinking-copy p{margin:0;color:#64748b;font-size:.76rem;line-height:1.75;white-space:normal}.learning-thinking-dots{display:inline-flex;align-items:center;align-self:end;gap:4px;padding-bottom:7px}.learning-thinking-dots i{width:6px;height:6px;border-radius:999px;background:#7c3aed;animation:learningThinkingPulse 1s ease-in-out infinite}.learning-thinking-dots i:nth-child(2){animation-delay:.16s}.learning-thinking-dots i:nth-child(3){animation-delay:.32s}@keyframes learningThinkingPulse{0%,80%,to{opacity:.35;transform:translateY(0)}40%{opacity:1;transform:translateY(-3px)}}@keyframes learningThinkingSweep{0%{transform:translateX(-120%)}55%,to{transform:translateX(120%)}}@keyframes learningThinkingSpark{0%,to{transform:scale(.85);opacity:.55}50%{transform:scale(1.15);opacity:1}}body .student-screen.learning-screen .learning-hero-remix{border-radius:24px!important;box-shadow:0 14px 36px rgba(79,70,229,.22)!important}body .student-screen.learning-screen .learning-hero-body{display:grid;gap:12px;min-height:0!important;padding:18px 20px 16px!important}body .student-screen.learning-screen .learning-hero-row{align-items:center;margin:0!important}body .student-screen.learning-screen .learning-hero-menu{width:40px!important;height:40px!important;border-radius:14px!important}body .student-screen.learning-screen .learning-hero-badge{min-height:34px!important;padding:6px 13px!important;border-radius:999px!important;font-size:.7rem!important}body .student-screen.learning-screen .learning-hero-remix h1{margin:4px 0 0!important;font-size:clamp(1.55rem,4vw,2.25rem)!important;line-height:1.12!important;letter-spacing:-.035em}body .student-screen.learning-screen .learning-hero-remix p{max-width:44rem;margin:0!important;font-size:.82rem!important;line-height:1.75!important}body .student-screen.learning-screen .learning-stat-row{gap:7px;margin-top:2px}body .student-screen.learning-screen .learning-stat-row span{min-height:34px!important;border-radius:13px!important;padding:6px 12px!important;font-size:.7rem!important}body .student-screen.learning-screen .learning-hero-progress{min-height:62px!important;gap:14px!important;padding:11px 20px!important}body .student-screen.learning-screen .learning-hero-progress small{margin-bottom:5px!important;font-size:.68rem}body .student-screen.learning-screen .learning-hero-progress strong{margin-top:5px!important;font-size:.76rem!important}body .student-screen.learning-screen .learning-hero-bar{height:6px!important}body .student-screen.learning-screen .learning-hero-cta{min-width:86px!important;min-height:44px!important;border-radius:15px!important;padding:9px 16px!important;font-size:.78rem!important}body .student-screen.learning-screen .learning-hero-menu{width:34px!important;height:34px!important;border:1px solid hsla(0,0%,100%,.2)!important;border-radius:12px!important;background:hsla(0,0%,100%,.12)!important;color:hsla(0,0%,100%,.92)!important;box-shadow:0 8px 18px rgba(15,23,42,.08)!important;backdrop-filter:blur(12px)}body .student-screen.learning-screen .learning-hero-menu .tiny-icon{width:17px;height:17px}body .student-screen.learning-screen .learning-hero-menu:focus-visible,body .student-screen.learning-screen .learning-hero-menu:hover{border-color:hsla(0,0%,100%,.34)!important;background:hsla(0,0%,100%,.18)!important;box-shadow:0 10px 22px rgba(15,23,42,.12)!important;outline:none}@media (max-width:640px){body .student-screen.learning-screen .learning-hero-remix{border-radius:22px!important}body .student-screen.learning-screen .learning-hero-body{gap:10px;padding:16px 16px 14px!important}body .student-screen.learning-screen .learning-hero-menu{width:32px!important;height:32px!important;border-radius:11px!important;box-shadow:0 6px 14px rgba(15,23,42,.07)!important}body .student-screen.learning-screen .learning-hero-menu .tiny-icon{width:16px;height:16px}body .student-screen.learning-screen .learning-hero-badge{min-height:32px!important;padding-inline:11px!important}body .student-screen.learning-screen .learning-hero-remix h1{font-size:clamp(1.42rem,8vw,1.92rem)!important}body .student-screen.learning-screen .learning-hero-remix p{display:-webkit-box;overflow:hidden;-webkit-box-orient:vertical;-webkit-line-clamp:2;font-size:.78rem!important}body .student-screen.learning-screen .learning-stat-row{gap:6px}body .student-screen.learning-screen .learning-stat-row span{min-height:31px!important;padding:5px 9px!important;font-size:.66rem!important}body .student-screen.learning-screen .learning-hero-progress{min-height:58px!important;padding:10px 16px!important}body .student-screen.learning-screen .learning-hero-cta{min-width:78px!important;min-height:40px!important;padding-inline:13px!important}}@media (max-width:779px){body .student-screen.learning-screen .learning-ai-panel{display:grid!important;grid-template-rows:auto auto auto minmax(0,1fr) auto;min-height:0;height:auto;max-height:780px;border-radius:26px!important;overflow:visible!important}body .student-screen.learning-screen .learning-ai-head{min-height:76px;gap:10px;padding:14px 16px!important}body .student-screen.learning-screen .learning-ai-avatar{width:42px;height:42px;border-radius:14px;font-size:1.18rem}body .student-screen.learning-screen .learning-ai-head h2{font-size:.95rem}body .student-screen.learning-screen .learning-ai-head p{display:-webkit-box;overflow:hidden;-webkit-box-orient:vertical;-webkit-line-clamp:1;font-size:.68rem}body .student-screen.learning-screen .learning-ai-head-actions{gap:5px}body .student-screen.learning-screen .learning-ai-head-actions>span{display:none}body .student-screen.learning-screen .learning-ai-history-toggle{min-height:30px;padding:6px 9px;font-size:.66rem}body .student-screen.learning-screen .learning-ai-history-panel{padding:9px 12px}body .student-screen.learning-screen .learning-ai-history-head{gap:8px}body .student-screen.learning-screen .learning-ai-history-list button{flex-basis:min(220px,76vw)}body .student-screen.learning-screen .learning-ai-suggestions{min-height:48px;gap:7px;overflow-x:auto;padding:9px 12px!important;scrollbar-width:none}body .student-screen.learning-screen .learning-ai-suggestions::-webkit-scrollbar{display:none}body .student-screen.learning-screen .learning-ai-suggestions button{min-height:30px;padding:6px 12px;font-size:.68rem;white-space:nowrap}body .student-screen.learning-screen .learning-ai-messages{align-content:start;min-height:240px;max-height:min(48svh,410px)!important;overflow-y:auto;overscroll-behavior:contain;padding:14px 14px 18px!important;scrollbar-width:thin;scrollbar-color:#e8ecf4 transparent}body .student-screen.learning-screen .learning-ai-messages .thread-bubble{max-width:100%;padding:14px!important;border-radius:20px}body .student-screen.learning-screen .learning-ai-messages .message-content,body .student-screen.learning-screen .learning-ai-messages .thread-bubble p{font-size:.9rem;line-height:1.95}body .student-screen.learning-screen .learning-ai-form.learning-tutor-composer-card{position:sticky;bottom:calc(86px + env(safe-area-inset-bottom));z-index:40;flex-shrink:0;padding:8px 10px 10px!important;background:hsla(0,0%,100%,.98)!important;box-shadow:0 -10px 24px rgba(15,23,42,.06)}body .student-screen.learning-screen .learning-ai-panel .learning-tutor-composer-card .composer-field-shell{border-radius:17px;padding:4px}body .student-screen.learning-screen .learning-ai-panel .learning-tutor-composer-card .composer-input-row{grid-template-columns:minmax(0,1fr) auto 40px!important}body .student-screen.learning-screen .learning-ai-panel .learning-tutor-composer-card textarea{min-height:38px!important;max-height:104px}body .student-screen.learning-screen .learning-ai-panel .learning-tutor-composer-card .composer-send-icon{width:40px;height:40px}}@media (max-width:380px){body .student-screen.learning-screen .learning-ai-panel{height:auto;min-height:0}body .student-screen.learning-screen .learning-ai-messages{min-height:220px;max-height:min(44svh,340px)!important;padding-inline:10px!important}body .student-screen.learning-screen .learning-ai-panel .learning-tutor-composer-card .composer-media-button{width:32px}}.student-screen.intelligence-page{gap:18px;width:min(100%,460px)}.intelligence-mistakes-tab{display:grid;gap:14px;width:min(100%,860px);margin:0 auto}.intelligence-mistakes-tab>*{min-width:0;width:100%}.intelligence-mistakes-tab .mist-card{overflow:hidden}.intelligence-mistakes-tab .mist-diagram{display:grid;place-items:center;overflow:hidden;border-radius:16px;background:#f8fafc;padding:10px}.intelligence-mistakes-tab .mist-diagram .intelligence-svg{width:min(100%,560px);min-height:0}.intelligence-mistakes-tab .mist-diagram .intelligence-svg svg{max-height:150px}.intelligence-mistakes-tab .mist-options{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.intelligence-mistakes-tab .mist-option{display:grid;grid-template-columns:auto minmax(0,1fr);align-items:center;gap:10px;min-height:0;padding:12px}.intelligence-mistakes-tab .mist-opt-visual{display:grid;place-items:center;min-height:86px;border:1px solid #e2e8f0;border-radius:14px;background:#f8fafc;padding:8px}.intelligence-mistakes-tab .mist-opt-visual .intelligence-svg{width:min(100%,150px);min-height:0}.intelligence-mistakes-tab .mist-opt-visual .intelligence-svg svg{max-height:72px}@media (max-width:760px){.intelligence-mistakes-tab .mist-diagram .intelligence-svg svg{max-height:128px}.intelligence-mistakes-tab .mist-options{grid-template-columns:1fr}.intelligence-mistakes-tab .mist-opt-visual{min-height:76px}}.intelligence-page .student-header-title:before{content:"IQ";background:linear-gradient(135deg,#0f766e,#4f46e5);font-size:.76rem;letter-spacing:0}.intelligence-empty,.intelligence-practice,.intelligence-summary{display:grid;gap:14px;border-radius:24px;background:#fff!important;padding:18px;box-shadow:0 10px 28px rgba(15,23,42,.06)!important;width:100%;max-width:800px;margin:0 auto}.intelligence-empty p,.intelligence-summary p{margin:0;color:#64748b;line-height:1.9}.intelligence-practice-head{display:flex;align-items:flex-start;justify-content:space-between;flex-wrap:wrap;gap:12px}.intelligence-practice-head>div{display:grid;gap:5px;min-width:0}.intelligence-practice-head small,.intelligence-practice-head span{color:#64748b}.intelligence-practice-head h2{color:#0f172a;font-size:1.12rem}.intelligence-practice-meta{display:flex;align-items:center;justify-content:flex-end;flex-wrap:wrap;gap:8px}.question-source-corner{display:inline-flex;align-items:center;max-width:min(360px,75vw);overflow:hidden;border:1px solid #b2ddff;border-radius:999px;background:#eff8ff;color:#175cd3!important;padding:6px 10px;font-size:.76rem;font-weight:850;line-height:1.4;text-overflow:ellipsis;white-space:nowrap}.intelligence-practice-meta b{display:inline-grid;place-items:center;min-width:74px;border-radius:999px;background:#ecfeff;color:#0f766e;padding:7px 11px;font-size:.92rem;font-weight:950;direction:ltr}.intelligence-practice-meta b.expired{background:#fef2f2;color:#dc2626}.intelligence-timeout-banner{border-radius:16px;background:#fff7ed;color:#9a3412;padding:11px 13px;font-size:.86rem;font-weight:850;line-height:1.8}.intelligence-question-content{display:grid;gap:12px}.intelligence-diagram{overflow:hidden;border:1px solid #e2e8f0;border-radius:20px;background:#fff;padding:10px}.intelligence-source-image{display:block;width:100%;max-height:620px;object-fit:contain;border:1px solid #e2e8f0;border-radius:18px;background:#fff}.intelligence-diagram .message-content{display:block}.intelligence-svg{display:grid;place-items:center;width:100%}.intelligence-diagram .diagram-shell{margin:0;border:0;background:transparent;padding:0;box-shadow:none}.intelligence-diagram .diagram-shell>span{display:none}.intelligence-diagram .svg-diagram svg,.intelligence-svg svg{display:block;width:100%;max-height:330px}.intelligence-fallback-svg{display:block;width:100%;height:auto}.intelligence-svg-pending{min-height:180px}.intelligence-question{margin:0;border-radius:18px;background:#f8fafc;color:#0f172a;padding:16px;font-size:1rem;font-weight:850;line-height:2;overflow-wrap:anywhere;unicode-bidi:plaintext}.intelligence-question .message-content,.intelligence-question .message-content p{margin:0;color:inherit;font-size:inherit;font-weight:inherit;line-height:inherit}.intelligence-options{display:grid;gap:10px}.intelligence-option{display:grid;grid-template-columns:38px minmax(0,1fr);gap:12px;align-items:center;width:100%;border:1.5px solid #e2e8f0;border-radius:18px;background:#fff;color:#0f172a;padding:12px;text-align:right;transition:border-color .18s ease,background-color .18s ease,transform .18s ease}.intelligence-option.has-visual{grid-template-columns:38px minmax(0,150px) minmax(0,1fr)}.intelligence-option.selected,.intelligence-option:hover:not(:disabled){border-color:#4f46e5;background:#eef2ff;transform:translateY(-1px)}.intelligence-option.correct{border-color:#10b981;background:#ecfdf5}.intelligence-option.wrong{border-color:#ef4444;background:#fef2f2}.intelligence-option-letter{display:grid;place-items:center;width:38px;height:38px;border-radius:13px;background:#f1f5f9;color:#334155;font-weight:950}.intelligence-option-visual{display:grid;place-items:center;overflow:hidden;min-height:82px;border-radius:14px;background:#f8fafc}.intelligence-option-visual .intelligence-svg svg{max-height:96px}.intelligence-option-visual img{display:block;width:100%;max-height:140px;object-fit:contain}.intelligence-rich-content{unicode-bidi:plaintext;text-align:start}.intelligence-option img,.intelligence-rich-content img,.mist-option img{display:block;max-width:min(100%,520px);max-height:320px;object-fit:contain;border:1px solid rgba(203,213,225,.72);border-radius:12px;background:#fff;margin:8px 0}.intelligence-option.selected .intelligence-option-letter{background:#4f46e5;color:#fff}.intelligence-option.correct .intelligence-option-letter{background:#10b981;color:#fff}.intelligence-option.wrong .intelligence-option-letter{background:#ef4444;color:#fff}.intelligence-option strong{min-width:0;color:inherit;line-height:1.8;overflow-wrap:anywhere;unicode-bidi:plaintext}.intelligence-answer{display:grid;gap:6px;border-radius:18px;padding:14px}.intelligence-answer.correct{background:#ecfdf5;color:#047857}.intelligence-answer.wrong{background:#fff7ed;color:#c2410c}.intelligence-answer p{margin:0;color:inherit;line-height:1.9;white-space:pre-line}.intelligence-answer-section,.intelligence-answer-tip,.intelligence-option-explanations{display:grid;gap:6px}.intelligence-answer-section>span,.intelligence-answer-tip>span,.intelligence-option-explanations>span{color:#475569;font-size:.82rem;font-weight:950}.intelligence-answer-tip{border-right:3px solid #f59e0b;background:rgba(255,251,235,.78);border-radius:14px;padding:10px 12px}.intelligence-option-explanations>div{display:grid;gap:8px}.intelligence-option-explanations p{display:grid;grid-template-columns:32px minmax(0,1fr);align-items:start;gap:8px;border:1px solid rgba(148,163,184,.34);border-radius:14px;background:hsla(0,0%,100%,.62);padding:9px}.intelligence-option-explanations b{display:grid;place-items:center;width:28px;height:28px;border-radius:10px;background:#fff;color:#334155}.intelligence-option-explanations p>strong{color:#0f172a;line-height:1.7;overflow-wrap:anywhere}.intelligence-option-explanations em{color:#334155;font-style:normal;line-height:1.8}.intelligence-practice-actions{display:flex;align-items:center;flex-wrap:wrap;gap:10px}.intelligence-summary{display:grid;gap:16px;border:1px solid #bbf7d0;background:#f0fdf4!important}.intelligence-summary-head{display:grid;gap:6px}.intelligence-summary-head span{color:#15803d;font-size:.86rem;font-weight:950}.intelligence-summary-head h2{margin:0;color:#14532d;font-size:clamp(1.2rem,3vw,1.7rem)}.intelligence-summary-head p{margin:0;color:#166534;font-weight:850;line-height:1.9}.intelligence-summary-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.intelligence-summary-grid>div{display:grid;gap:6px;border:1px solid rgba(34,197,94,.22);border-radius:16px;background:hsla(0,0%,100%,.72);padding:12px}.intelligence-summary-analysis b,.intelligence-summary-grid span{color:#475569;font-size:.82rem;font-weight:950}.intelligence-summary-grid strong{color:#14532d;font-size:1.35rem;font-weight:950}.intelligence-summary-analysis{display:grid;gap:8px}.intelligence-summary-analysis p{display:flex;align-items:flex-start;gap:8px;margin:0;color:#14532d;line-height:1.9}.intelligence-summary-actions{display:flex;justify-content:flex-start}.intelligence-mistakes,.intelligence-targeted-panel,.intelligence-type-panel{padding:20px;transition:box-shadow .2s,transform .2s}.intelligence-section-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}.intelligence-section-head>div{display:grid;gap:5px}.intelligence-section-head span{color:#64748b;font-size:.78rem;font-weight:900;letter-spacing:.02em}.intelligence-section-head h2{margin:0;color:#0f172a;font-size:1.2rem}.intelligence-type-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(260px,100%),1fr));gap:12px}.intelligence-mistakes,.intelligence-targeted-panel,.intelligence-type-panel{display:grid;gap:16px;border-radius:24px;background:#fff!important;padding:22px;box-shadow:0 4px 20px rgba(15,23,42,.05),0 0 0 1px rgba(226,232,240,.6)!important;transition:box-shadow .2s}.intelligence-targeted-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(150px,100%),1fr));gap:12px}.intelligence-practice-home{display:grid;gap:18px;width:min(100%,860px);margin:0 auto}.intelligence-practice-home .intelligence-targeted-panel{width:100%}.intelligence-practice-home .intelligence-actions{max-width:none}.intelligence-targeted-button{display:grid;gap:8px;justify-items:center;text-align:center;border:1.5px solid #e2e8f0;border-radius:20px;background:#fff;padding:18px 12px;cursor:pointer;font:inherit;box-shadow:0 2px 6px rgba(15,23,42,.03)}.intelligence-targeted-button:before{content:"";display:block;width:40px;height:40px;border-radius:14px;background:#eef2ff;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='22' height='22' viewBox='0 0 24 24' fill='none' stroke='%234f46e5' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='12' r='10'/%3E%3Cpath d='M12 6v6l4 2'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:50%;background-size:22px;transition:transform .2s}.intelligence-targeted-button:hover:before{transform:scale(1.1)}.intelligence-targeted-button b{color:#0f172a;font-size:.9rem}.intelligence-targeted-button span{border-radius:999px;background:linear-gradient(135deg,#fef3c7,#fde68a);color:#92400e;padding:4px 12px;font-size:.7rem;font-weight:900;letter-spacing:.02em}.intelligence-targeted-button.suggested{border-color:#f59e0b;background:linear-gradient(145deg,#fffbeb,#fefce8);box-shadow:0 4px 16px rgba(245,158,11,.12)}.intelligence-targeted-button.suggested b{color:#78350f}.intelligence-targeted-button:hover{border-color:#a5b4fc;background:#f8faff;box-shadow:0 8px 24px rgba(79,70,229,.08);transform:translateY(-2px)}.intelligence-targeted-button:active{transform:translateY(0);box-shadow:0 2px 8px rgba(79,70,229,.06)}.intelligence-targeted-button:disabled{opacity:.5;cursor:default;transform:none;box-shadow:none}.intelligence-targeted-button[data-type=number_pattern]:before{background:linear-gradient(135deg,#dbeafe,#bfdbfe);background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='22' height='22' viewBox='0 0 24 24' fill='none' stroke='%232563eb' stroke-width='2'%3E%3Cpath d='M4 17l4-4-4-4'/%3E%3Cpath d='M12 17l4-4-4-4'/%3E%3C/svg%3E"),linear-gradient(135deg,#dbeafe,#bfdbfe);background-repeat:no-repeat,no-repeat;background-position:50%,50%;background-size:22px,100%}.intelligence-targeted-button[data-type=shape_pattern]:before{background:linear-gradient(135deg,#fce7f3,#fbcfe8);background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='22' height='22' viewBox='0 0 24 24' fill='none' stroke='%23db2777' stroke-width='2'%3E%3Cpolygon points='12 2 22 8.5 22 15.5 12 22 2 15.5 2 8.5'/%3E%3C/svg%3E"),linear-gradient(135deg,#fce7f3,#fbcfe8);background-repeat:no-repeat,no-repeat;background-position:50%,50%;background-size:22px,100%}.intelligence-targeted-button[data-type=matrix]:before{background:linear-gradient(135deg,#fef3c7,#fde68a);background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='22' height='22' viewBox='0 0 24 24' fill='none' stroke='%23d97706' stroke-width='2'%3E%3Crect x='3' y='3' width='7' height='7'/%3E%3Crect x='14' y='3' width='7' height='7'/%3E%3Crect x='3' y='14' width='7' height='7'/%3E%3Crect x='14' y='14' width='7' height='7'/%3E%3C/svg%3E"),linear-gradient(135deg,#fef3c7,#fde68a);background-repeat:no-repeat,no-repeat;background-position:50%,50%;background-size:22px,100%}.intelligence-targeted-button[data-type=verbal_reasoning]:before{background:linear-gradient(135deg,#d1fae5,#a7f3d0);background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='22' height='22' viewBox='0 0 24 24' fill='none' stroke='%23059869' stroke-width='2'%3E%3Cpath d='M12 20h9'/%3E%3Cpath d='M16.5 3.5a2.121 2.121 0 013 3L7 19l-4 1 1-4L16.5 3.5z'/%3E%3C/svg%3E"),linear-gradient(135deg,#d1fae5,#a7f3d0);background-repeat:no-repeat,no-repeat;background-position:50%,50%;background-size:22px,100%}.intelligence-targeted-button[data-type=logic]:before{background:linear-gradient(135deg,#ede9fe,#ddd6fe);background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='22' height='22' viewBox='0 0 24 24' fill='none' stroke='%237c3aed' stroke-width='2'%3E%3Ccircle cx='12' cy='12' r='2'/%3E%3Cpath d='M2 12a10 10 0 0120 0'/%3E%3Cpath d='M2 12h4'/%3E%3Cpath d='M18 12h4'/%3E%3C/svg%3E"),linear-gradient(135deg,#ede9fe,#ddd6fe);background-repeat:no-repeat,no-repeat;background-position:50%,50%;background-size:22px,100%}.intelligence-targeted-button[data-type=spatial]:before{background:linear-gradient(135deg,#fce7f3,#f9a8d4);background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='22' height='22' viewBox='0 0 24 24' fill='none' stroke='%23e11d48' stroke-width='2'%3E%3Cpath d='M3 3l18 18'/%3E%3Cpath d='M21 3l-9 9'/%3E%3Cpath d='M3 21l9-9'/%3E%3C/svg%3E"),linear-gradient(135deg,#fce7f3,#f9a8d4);background-repeat:no-repeat,no-repeat;background-position:50%,50%;background-size:22px,100%}.intelligence-targeted-button[data-type=speed_accuracy]:before{background:linear-gradient(135deg,#fef3c7,#fcd34d);background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='22' height='22' viewBox='0 0 24 24' fill='none' stroke='%23d97706' stroke-width='2'%3E%3Ccircle cx='12' cy='12' r='10'/%3E%3Cpolyline points='12 6 12 12 16 14'/%3E%3C/svg%3E"),linear-gradient(135deg,#fef3c7,#fcd34d);background-repeat:no-repeat,no-repeat;background-position:50%,50%;background-size:22px,100%}.intelligence-targeted-button[data-type=math_reasoning]:before{background:linear-gradient(135deg,#d1fae5,#6ee7b7);background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='22' height='22' viewBox='0 0 24 24' fill='none' stroke='%23059869' stroke-width='2'%3E%3Cpath d='M4 4l16 16'/%3E%3Cpath d='M20 4l-8 8'/%3E%3Cpath d='M4 20l8-8'/%3E%3C/svg%3E"),linear-gradient(135deg,#d1fae5,#6ee7b7);background-repeat:no-repeat,no-repeat;background-position:50%,50%;background-size:22px,100%}.intelligence-tabs{display:flex;overflow-x:auto;scrollbar-width:none;background:#f1f5f9;width:100%;max-width:480px;margin:0 auto;box-shadow:inset 0 1px 3px rgba(15,23,42,.04)}.intelligence-tabs::-webkit-scrollbar{display:none}.intelligence-tab{display:flex;align-items:center;justify-content:center;gap:5px;flex:1;min-width:0;border:none;border-radius:13px;background:transparent;color:#94a3b8;padding:9px 12px;font:inherit;font-weight:800;cursor:pointer;transition:all .25s cubic-bezier(.4,0,.2,1);white-space:nowrap;letter-spacing:.01em}.intelligence-tab:hover{color:#475569;background:hsla(0,0%,100%,.6)}.intelligence-tab.active{background:#fff;color:#1e293b;box-shadow:0 4px 12px rgba(15,23,42,.07),0 0 0 1px rgba(226,232,240,.8);font-weight:900}.intelligence-tab span{font-size:.95rem}.intelligence-resume-card{display:flex;align-items:center;gap:12px;width:100%;border:1.5px solid #bfdbfe;background:#eff6ff!important;color:#0f172a;cursor:pointer;text-align:right;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}.intelligence-resume-card:hover{border-color:#60a5fa;box-shadow:0 10px 26px rgba(37,99,235,.14)!important;transform:translateY(-1px)}.resume-card-icon{display:grid;place-items:center;flex:0 0 42px;width:42px;height:42px;border-radius:14px;background:#2563eb;color:#fff;font-size:.95rem;font-weight:900}.resume-card-copy{display:grid;gap:4px;min-width:0}.resume-card-copy strong{color:#0f172a;font-size:.98rem;font-weight:950}.resume-card-copy small{color:#475569;font-size:.82rem;font-weight:800}.intelligence-actions{gap:10px;flex-wrap:wrap;margin:0 auto}.intelligence-actions,.intelligence-difficulty-control{display:flex;align-items:center;width:100%;max-width:480px}.intelligence-difficulty-control{justify-content:space-between;gap:12px;margin:0 auto 4px;padding:10px 12px;border:1.5px solid #dbe3ef;border-radius:18px;background:#fff;box-shadow:0 4px 12px rgba(15,23,42,.05)}.intelligence-difficulty-control span{color:#475569;font-size:.85rem;font-weight:900;white-space:nowrap}.intelligence-difficulty-control select{min-width:132px;border:0;border-radius:12px;background:#f8fafc;color:#0f172a;font:inherit;font-size:.9rem;font-weight:900;padding:8px 10px;outline:none}.intelligence-difficulty-control select:focus{box-shadow:0 0 0 3px rgba(79,70,229,.16)}.intelligence-actions .primary-button{flex:1;min-width:140px;justify-content:center;padding:14px 20px;border-radius:18px;font-size:.95rem;font-weight:900;gap:8px;background:linear-gradient(135deg,#4f46e5,#6366f1);box-shadow:0 4px 16px rgba(79,70,229,.2);transition:all .2s ease}.intelligence-actions .primary-button:hover:not(:disabled){box-shadow:0 8px 28px rgba(79,70,229,.3);transform:translateY(-1px)}.intelligence-actions .primary-button:active:not(:disabled){transform:translateY(0)}.intelligence-actions .ghost-button{flex:1;min-width:120px;justify-content:center;padding:14px 18px;border-radius:18px;font-size:.9rem;font-weight:850;gap:6px;border:1.5px solid #dbe3ef;background:#fff;color:#475569;transition:all .2s ease}.intelligence-actions .ghost-button:hover{border-color:#a5b4fc;color:#4f46e5;background:#f8faff}.intelligence-actions .ghost-button.timed{border-color:#fed7aa;color:#c2410c;background:#fff7ed}.intelligence-badges-panel,.intelligence-missions-panel,.intelligence-weekly-plan,.intelligence-xp-panel{display:grid;gap:16px;width:100%;border-radius:24px;background:#fff!important;padding:18px;box-shadow:0 4px 20px rgba(15,23,42,.05),0 0 0 1px rgba(226,232,240,.6)!important}.intelligence-xp-panel{grid-template-columns:repeat(3,minmax(0,1fr)) minmax(190px,1.2fr);align-items:stretch}.intelligence-xp-panel>div{display:grid;gap:5px;border-radius:18px;background:#f8fafc;padding:14px}.intelligence-weekly-item small,.intelligence-weekly-item span,.intelligence-weekly-plan .intelligence-section-head small,.intelligence-xp-panel small,.intelligence-xp-panel span{color:#64748b;font-size:.76rem;font-weight:900}.intelligence-xp-panel strong{color:#0f172a;font-size:1.15rem;font-weight:950}.intelligence-xp-progress{align-content:center;overflow:hidden}.intelligence-xp-progress i{display:block;overflow:hidden;height:10px;border-radius:999px;background:#e2e8f0;font-style:normal}.intelligence-xp-progress b{display:block;height:10px;border-radius:999px;background:linear-gradient(90deg,#0f766e,#22c55e)}.intelligence-xp-progress small{margin-top:2px}.intelligence-weekly-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(220px,100%),1fr));gap:10px}.intelligence-weekly-item{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:12px;align-items:center;border:1px solid #e2e8f0;border-radius:18px;background:#fafcff;padding:13px}.intelligence-weekly-item>div{display:grid;gap:5px;min-width:0}.intelligence-weekly-item strong{color:#0f172a;font-size:.92rem;line-height:1.6}.intelligence-weekly-item.done{border-color:#bbf7d0;background:#f0fdf4}.intelligence-weekly-item.in_progress,.intelligence-weekly-item.ready{border-color:#bfdbfe;background:#eff6ff}.intelligence-weekly-item .ghost-button{border-radius:12px;padding:8px 12px;font-size:.78rem}.intelligence-line-chart{display:grid;gap:8px;border-radius:18px;background:linear-gradient(180deg,#f8fafc,#fff);padding:10px}.intelligence-line-chart svg{display:block;width:100%;min-height:132px}.intelligence-line-chart polygon{fill:rgba(239,68,68,.1)}.intelligence-line-chart polyline{fill:none;stroke:#ef4444;stroke-linecap:round;stroke-linejoin:round;stroke-width:4}.intelligence-line-chart circle{fill:#fff;stroke:#ef4444;stroke-width:3}.intelligence-line-chart text{fill:#991b1b;font-size:11px;font-weight:900}.intelligence-chart-labels{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:6px;text-align:center}.intelligence-chart-labels span{color:#64748b;font-size:.7rem;font-weight:850}.intelligence-mission-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(230px,100%),1fr));gap:10px}.intelligence-mission-card{display:grid;gap:10px;border:1px solid #e2e8f0;border-radius:18px;background:#fafcff;padding:14px}.intelligence-mission-card>div:first-child{display:grid;gap:5px}.intelligence-badge-card span,.intelligence-mission-card small,.intelligence-mission-card span{color:#64748b;font-size:.76rem;font-weight:850}.intelligence-badge-card strong,.intelligence-mission-card strong{color:#0f172a;font-size:.92rem}.intelligence-mission-card p{margin:0;color:#64748b;font-size:.82rem;line-height:1.8}.intelligence-mission-card.done{border-color:#bbf7d0;background:#f0fdf4}.intelligence-mission-card.in_progress{border-color:#bfdbfe;background:#eff6ff}.intelligence-mission-progress{overflow:hidden;height:9px;border-radius:999px;background:#e2e8f0}.intelligence-mission-progress b{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,#4f46e5,#0f766e)}.intelligence-badge-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(180px,100%),1fr));gap:10px}.intelligence-badge-card{display:grid;grid-template-columns:42px minmax(0,1fr);gap:10px;align-items:center;border:1px solid #e2e8f0;border-radius:18px;background:linear-gradient(145deg,#fff,#f8fafc);padding:12px}.intelligence-badge-card b{display:grid;place-items:center;width:42px;height:42px;border-radius:15px;background:#fffbeb;color:#b45309;font-weight:950}.intelligence-badge-card>div{display:grid;gap:4px;min-width:0}.intelligence-report{width:100%;display:grid;grid-template-columns:repeat(3,1fr);gap:12px;border-radius:24px;background:linear-gradient(145deg,#fff,#fafcff)!important;padding:20px 22px;box-shadow:0 4px 20px rgba(15,23,42,.05),0 0 0 1px rgba(226,232,240,.6)!important}.intelligence-report>div{display:grid;gap:5px;border:1px solid #e2e8f0;border-radius:18px;background:#f8fafc;padding:14px 16px;transition:box-shadow .2s}.intelligence-report>div:active{box-shadow:0 2px 8px rgba(15,23,42,.04)}.intelligence-report>div span{color:#64748b;font-size:.72rem;font-weight:900;letter-spacing:.02em}.intelligence-report>div strong{color:#0f172a;font-size:1.25rem;font-weight:950}.intelligence-hero{width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;background:linear-gradient(135deg,#4f46e5,#7c3aed 55%,#a855f7);padding:26px 30px;box-shadow:0 8px 32px rgba(79,70,229,.3);color:#fff;position:relative;overflow:hidden;min-height:120px}.intel-blob{position:absolute;display:block;border-radius:999px;pointer-events:none}.intel-blob-one{top:-50px;left:-50px;width:200px;height:200px;background:hsla(0,0%,100%,.06)}.intel-blob-two{right:-30px;bottom:-70px;width:220px;height:220px;background:hsla(0,0%,100%,.04)}.intel-blob-three{top:10px;right:80px;width:60px;height:60px;background:hsla(0,0%,100%,.07)}.intel-hero-copy{display:grid;gap:8px;position:relative;z-index:1}.intel-hero-badge{display:inline-flex;align-items:center;gap:5px;width:fit-content;padding:5px 12px;border-radius:20px;background:rgba(16,185,129,.25);border:1px solid hsla(0,0%,100%,.25);color:#fff;font-size:.72rem;font-weight:800;line-height:1.25;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}.intel-hero-copy h1{margin:0;color:#fff;font-size:1.4rem;font-weight:900;line-height:1.4}.intel-hero-copy p{margin:0;color:hsla(0,0%,100%,.75);line-height:1.6;font-size:.82rem;max-width:28rem}.intelligence-hero-stats{display:flex;gap:10px;flex-shrink:0;position:relative;z-index:1}.intel-stat{display:grid;gap:2px;place-items:center;text-align:center;min-width:78px;padding:12px 16px;border-radius:16px;background:hsla(0,0%,100%,.12);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border:1px solid hsla(0,0%,100%,.12);color:#fff}.intel-stat-label{font-size:.7rem;font-weight:700;color:hsla(0,0%,100%,.7)}.intel-stat strong{color:#fff;font-size:1.15rem;font-weight:900}.intelligence-empty{text-align:center;padding:40px 20px;border-radius:28px;background:#f8fafc!important}.analysis-hero{display:flex;align-items:center;justify-content:space-between;gap:16px;align-self:stretch;width:100%;border-radius:28px;background:linear-gradient(135deg,#0f172a,#1e293b 55%,#334155);padding:24px 28px;box-shadow:0 8px 32px rgba(15,23,42,.35);color:#fff;position:relative;overflow:hidden}.anl-hero-blob{position:absolute;display:block;border-radius:999px;pointer-events:none}.anl-hero-blob-one{top:-50px;left:-40px;width:200px;height:200px;background:rgba(99,102,241,.1)}.anl-hero-blob-two{right:-30px;bottom:-60px;width:180px;height:180px;background:rgba(168,85,247,.08)}.anl-hero-copy{display:grid;gap:8px;position:relative;z-index:1}.anl-hero-badge{display:inline-flex;align-items:center;gap:5px;width:fit-content;padding:5px 12px;border-radius:20px;background:rgba(99,102,241,.3);border:1px solid hsla(0,0%,100%,.12);color:#fff;font-size:.72rem;font-weight:800;backdrop-filter:blur(8px)}.anl-hero-copy h1{margin:0;color:#fff;font-size:1.25rem;font-weight:900;line-height:1.4}.anl-hero-copy p{margin:0;color:hsla(0,0%,100%,.6);font-size:.82rem;line-height:1.6}.anl-hero-stats{display:flex;gap:10px;position:relative;z-index:1;flex-shrink:0}.anl-hero-stat{display:grid;gap:3px;place-items:center;text-align:center;min-width:90px;padding:12px 16px;border-radius:16px;background:hsla(0,0%,100%,.06);backdrop-filter:blur(8px);border:1px solid hsla(0,0%,100%,.08)}.anl-stat-value{color:#fff;font-size:1.1rem;font-weight:950;line-height:1}.anl-stat-label{color:hsla(0,0%,100%,.55);font-size:.62rem;font-weight:800}.analysis-focus-card{display:flex;align-items:center;gap:14px;align-self:stretch;width:100%;border-radius:24px;background:linear-gradient(135deg,#eef2ff,#fff 60%);padding:20px;box-shadow:0 4px 20px rgba(15,23,42,.05),0 0 0 1px rgba(199,210,254,.5)}.anl-focus-icon{font-size:1.8rem;flex-shrink:0}.anl-focus-copy{display:grid;gap:4px;flex:1}.anl-focus-label{color:#64748b;font-size:.72rem;font-weight:900;letter-spacing:.02em}.anl-focus-copy h2{margin:0;color:#0f172a;font-size:1rem;font-weight:900;line-height:1.4}.anl-focus-copy p{margin:0;color:#64748b;font-size:.8rem;line-height:1.6}.anl-focus-btn{display:inline-flex;align-items:center;gap:6px;flex-shrink:0;border:none;border-radius:14px;background:linear-gradient(135deg,#4f46e5,#7c3aed);color:#fff;padding:10px 20px;font:inherit;font-size:.82rem;font-weight:900;cursor:pointer;transition:box-shadow .2s,transform .15s;box-shadow:0 4px 14px rgba(79,70,229,.2);white-space:nowrap}.anl-focus-btn:hover:not(:disabled){box-shadow:0 6px 20px rgba(79,70,229,.3);transform:translateY(-1px)}.anl-focus-btn:disabled{opacity:.6;cursor:not-allowed}.analysis-weekly-card{display:grid;gap:14px;align-self:stretch;width:100%;border-radius:24px;background:#fff;padding:20px;box-shadow:0 4px 20px rgba(15,23,42,.05),0 0 0 1px rgba(226,232,240,.6)}.anl-weekly-head{display:flex;align-items:center;justify-content:space-between;gap:12px}.anl-weekly-head>div{display:grid;gap:5px}.anl-weekly-badge{color:#64748b;font-size:.72rem;font-weight:900;letter-spacing:.02em}.anl-weekly-head h2{margin:0;color:#0f172a;font-size:1.05rem;font-weight:900}.anl-weekly-acc{display:inline-flex;align-items:center;padding:6px 14px;border-radius:999px;background:linear-gradient(135deg,#f0fdf4,#ecfdf5);color:#059669;font-size:.85rem;font-weight:950;flex-shrink:0}.anl-weekly-stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px}.anl-ws-item{display:grid;gap:3px;place-items:center;text-align:center;border-radius:14px;background:#f8fafc;padding:12px 8px}.anl-ws-num{color:#0f172a;font-size:1.05rem;font-weight:950;line-height:1}.anl-ws-green{color:#10b981}.anl-ws-red{color:#ef4444}.anl-ws-label{color:#64748b;font-size:.65rem;font-weight:800}.analysis-types-card{display:grid;gap:16px;align-self:stretch;width:100%;border-radius:24px;background:#fff;padding:20px;box-shadow:0 4px 20px rgba(15,23,42,.05),0 0 0 1px rgba(226,232,240,.6)}.anl-types-head{display:grid;gap:5px}.anl-types-head>span{color:#64748b;font-size:.72rem;font-weight:900;letter-spacing:.02em}.anl-types-head h2{margin:0;color:#0f172a;font-size:1rem;font-weight:900}.anl-types-grid{display:grid;gap:10px}.anl-type-item{display:grid;gap:8px;border:1px solid #e2e8f0;border-radius:18px;background:#fafcff;padding:14px;transition:box-shadow .2s}.anl-type-item:hover{box-shadow:0 4px 16px rgba(79,70,229,.06);border-color:#c7d2fe}.anl-type-top{display:flex;align-items:center;justify-content:space-between;gap:10px}.anl-type-top strong{color:#0f172a;font-size:.9rem;font-weight:900}.anl-type-badge{display:inline-flex;align-items:center;padding:3px 10px;border-radius:999px;background:#eef2ff;color:#4f46e5;font-size:.78rem;font-weight:950;flex-shrink:0}.anl-type-item.strong .anl-type-badge{background:#ecfdf5;color:#059669}.anl-type-item.weak .anl-type-badge{background:#fef2f2;color:#dc2626}.anl-type-item.practice .anl-type-badge{background:#fef3c7;color:#d97706}.anl-type-bar{height:5px;border-radius:999px;background:#e2e8f0;overflow:hidden}.anl-type-fill{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,#6366f1,#4f46e5);transition:width .4s ease}.anl-type-item.strong .anl-type-fill{background:linear-gradient(90deg,#34d399,#10b981)}.anl-type-item.weak .anl-type-fill{background:linear-gradient(90deg,#f87171,#ef4444)}.anl-type-item.practice .anl-type-fill{background:linear-gradient(90deg,#fbbf24,#f59e0b)}.anl-type-meta{display:grid;gap:4px}.anl-type-meta>span{color:#64748b;font-size:.72rem;font-weight:800}.anl-type-meta p{margin:0;color:#64748b;font-size:.78rem;line-height:1.7}.anl-type-btn{display:inline-flex;align-items:center;justify-content:center;justify-self:start;padding:7px 16px;border:1.5px solid #e2e8f0;border-radius:12px;background:#fff;color:#4f46e5;font:inherit;font-size:.78rem;font-weight:900;cursor:pointer;transition:border-color .2s,box-shadow .2s}.anl-type-btn:hover:not(:disabled){border-color:#a5b4fc;box-shadow:0 0 0 3px rgba(165,180,252,.15)}.anl-type-btn:disabled{opacity:.5;cursor:not-allowed}.intelligence-mistakes-page{gap:16px}.mistakes-hero{display:flex;align-items:center;justify-content:space-between;gap:16px;background:linear-gradient(135deg,#7c3aed,#a855f7 50%,#d946ef);padding:24px 28px;box-shadow:0 8px 32px rgba(124,58,237,.28);color:#fff;position:relative;overflow:hidden}.mist-hero-blob{position:absolute;display:block;border-radius:999px;pointer-events:none}.mist-hero-blob-one{top:-60px;right:-40px;width:220px;height:220px;background:hsla(0,0%,100%,.05)}.mist-hero-blob-two{left:-30px;bottom:-50px;width:160px;height:160px;background:hsla(0,0%,100%,.04)}.mist-hero-copy{display:grid;gap:8px;position:relative;z-index:1}.mist-hero-badge{display:inline-flex;align-items:center;gap:5px;width:fit-content;padding:5px 12px;border-radius:20px;background:hsla(0,0%,100%,.15);border:1px solid hsla(0,0%,100%,.2);color:#fff;font-size:.72rem;font-weight:800;backdrop-filter:blur(8px)}.mist-hero-copy h1{margin:0;color:#fff;font-size:1.25rem;font-weight:900;line-height:1.4}.mist-hero-copy p{margin:0;color:hsla(0,0%,100%,.72);font-size:.82rem;line-height:1.6;max-width:24rem}.mist-hero-count{display:grid;place-items:center;gap:2px;min-width:88px;padding:12px 18px;border-radius:20px;background:hsla(0,0%,100%,.12);backdrop-filter:blur(8px);border:1px solid hsla(0,0%,100%,.12);position:relative;z-index:1;flex-shrink:0}.mist-count-num{color:#fff;font-size:1.4rem;font-weight:950;line-height:1}.mist-count-label{color:hsla(0,0%,100%,.65);font-size:.65rem;font-weight:800}.mistakes-filter-card{display:flex;gap:12px;border-radius:20px;background:#fff;padding:14px 18px;box-shadow:0 4px 20px rgba(15,23,42,.05),0 0 0 1px rgba(226,232,240,.6)}.mistakes-filter-item{display:grid;gap:5px;flex:1}.mist-filter-label{color:#64748b;font-size:.7rem;font-weight:900;letter-spacing:.02em}.mist-filter-select{width:100%;border:1px solid #e2e8f0;border-radius:14px;background:#f8fafc;padding:10px 12px;font:inherit;font-weight:850;cursor:pointer;transition:border-color .2s,box-shadow .2s}.mist-filter-select:hover{border-color:#a5b4fc;box-shadow:0 0 0 3px rgba(165,180,252,.15)}.mistakes-empty{display:grid;place-items:center;gap:8px;text-align:center;border-radius:24px;background:#fff;padding:40px 20px;box-shadow:0 4px 20px rgba(15,23,42,.05),0 0 0 1px rgba(226,232,240,.6)}.mist-empty-icon{font-size:2.2rem}.mistakes-empty h3{margin:0;color:#0f172a;font-size:1rem;font-weight:900}.mistakes-empty p{margin:0;color:#64748b;font-size:.85rem;line-height:1.7;max-width:18rem}.mist-review-card,.mistakes-review-list{display:grid;gap:16px}.mist-review-card{border-radius:24px;background:#fff;padding:20px;box-shadow:0 4px 20px rgba(15,23,42,.05),0 0 0 1px rgba(226,232,240,.6);transition:box-shadow .25s,transform .2s}.mist-review-card:hover{box-shadow:0 8px 28px rgba(15,23,42,.08),0 0 0 1px rgba(199,210,254,.6)}.mist-card-top{display:grid;gap:10px}.mist-card-tags{display:flex;gap:6px;flex-wrap:wrap}.mist-tag{display:inline-flex;align-items:center;gap:4px;padding:4px 10px;border-radius:999px;font-size:.7rem;font-weight:850;line-height:1.3;border:1px solid}.mist-type-tag{background:#eef2ff;color:#4f46e5;border-color:#c7d2fe}.mist-card-question{margin:0;color:#0f172a;font-size:.95rem;font-weight:800;line-height:1.6}.mist-diagram{border-radius:12px;overflow:hidden;background:linear-gradient(135deg,#f8fafc,#fff);border:1px solid #e2e8f0;max-height:160px}.mist-diagram .intelligence-svg{display:flex;align-items:center;justify-content:center;min-height:80px;max-height:160px}.mist-diagram .intelligence-svg svg{max-height:150px;width:auto}.mist-diagram .intelligence-fallback-svg{min-height:80px;max-height:160px}.mist-diagram .intelligence-fallback-svg svg{max-height:150px;width:auto}.mist-options{display:grid;gap:8px}.mist-option{display:flex;align-items:center;gap:10px;border:1.5px solid #e2e8f0;border-radius:14px;background:#fafcff;padding:10px 14px;transition:border-color .2s,background .2s}.mist-option.has-visual{flex-wrap:wrap}.mist-option.is-correct{border-color:#86efac;background:linear-gradient(135deg,#f0fdf4,#fafcff)}.mist-option.is-wrong{border-color:#fecaca;background:linear-gradient(135deg,#fef2f2,#fafcff)}.mist-opt-letter{display:grid;place-items:center;width:30px;height:30px;border-radius:10px;background:#fff;color:#4f46e5;font-size:.82rem;font-weight:900;flex-shrink:0;box-shadow:0 1px 4px rgba(15,23,42,.06)}.mist-option.is-correct .mist-opt-letter{background:#10b981;color:#fff;box-shadow:0 2px 8px rgba(16,185,129,.25)}.mist-option.is-wrong .mist-opt-letter{background:#ef4444;color:#fff;box-shadow:0 2px 8px rgba(239,68,68,.25)}.mist-opt-text{color:#0f172a;font-size:.85rem;font-weight:700;flex:1;line-height:1.5;min-width:0}.mist-opt-visual{flex:0 0 100%;border-radius:10px;overflow:hidden;margin-top:2px;background:#f8fafc;border:1px solid #e2e8f0;max-height:90px}.mist-opt-visual .intelligence-svg{display:flex;align-items:center;justify-content:center;min-height:50px;max-height:90px}.mist-opt-visual .intelligence-svg svg{max-height:80px;width:auto}.mist-opt-visual img{display:block;width:100%;max-height:90px;object-fit:contain}.mist-opt-icon{font-size:.85rem;font-weight:900;flex-shrink:0;width:22px;text-align:center}.mist-option.is-correct .mist-opt-icon{color:#10b981}.mist-option.is-wrong .mist-opt-icon{color:#ef4444}.mist-answer-bar{display:flex;flex-wrap:wrap;gap:8px}.mist-answer-pill{display:inline-flex;align-items:center;gap:6px;border-radius:999px;background:#f1f5f9;padding:5px 12px}.mist-correct-pill{background:#ecfdf5}.mist-error-pill{background:#fef2f2}.mist-pill-label{color:#64748b;font-size:.7rem;font-weight:800}.mist-correct-pill .mist-pill-label{color:#059669}.mist-error-pill .mist-pill-label{color:#dc2626}.mist-pill-value{color:#0f172a;font-size:.82rem;font-weight:950}.mist-correct-pill .mist-pill-value{color:#059669}.mist-error-pill .mist-pill-value{color:#dc2626}.mist-explanation-box{display:grid;gap:10px;border-radius:18px;background:linear-gradient(135deg,#f8fafc,#fff);padding:16px;border:1px solid #e2e8f0}.mist-ex-head{display:flex;align-items:center;gap:6px}.mist-ex-icon{font-size:1rem}.mist-ex-head strong{color:#0f172a;font-size:.82rem;font-weight:900;letter-spacing:.02em}.mist-ex-text{margin:0;color:#475569;font-size:.85rem;line-height:1.9;unicode-bidi:plaintext}.mist-tip-box{display:flex;align-items:flex-start;gap:8px;border-radius:14px;background:#fffbeb;border-right:3px solid #f59e0b;padding:10px 12px}.mist-tip-icon{font-size:.9rem;flex-shrink:0;margin-top:1px}.mist-tip-box p{margin:0;color:#92400e;font-size:.82rem;line-height:1.7}.mist-retry-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;justify-self:start;border:none;border-radius:14px;background:linear-gradient(135deg,#4f46e5,#7c3aed);color:#fff;padding:11px 22px;font:inherit;font-size:.85rem;font-weight:900;cursor:pointer;transition:box-shadow .2s,transform .15s;box-shadow:0 4px 14px rgba(79,70,229,.25)}.mist-retry-btn:hover:not(:disabled){box-shadow:0 6px 20px rgba(79,70,229,.35);transform:translateY(-1px)}.mist-retry-btn:disabled{opacity:.6;cursor:not-allowed}.mistakes-pagination{display:flex;gap:12px;padding:8px 0}.mist-page-btn,.mistakes-pagination{align-items:center;justify-content:center}.mist-page-btn{display:inline-flex;border:1.5px solid #e2e8f0;border-radius:12px;background:#fff;color:#4f46e5;padding:8px 18px;font:inherit;font-size:.82rem;font-weight:900;cursor:pointer;transition:border-color .2s,box-shadow .2s}.mist-page-btn:hover:not(:disabled){border-color:#a5b4fc;box-shadow:0 0 0 3px rgba(165,180,252,.15)}.mist-page-btn:disabled{opacity:.4;cursor:not-allowed}.mist-page-info{color:#64748b;font-size:.8rem;font-weight:800}@media (max-width:760px){.mistakes-hero{flex-direction:row;flex-wrap:wrap;padding:18px;gap:12px}.mist-hero-copy{flex:1 1 100%}.mist-hero-copy h1{font-size:1.05rem}.mist-hero-copy p{display:none}.mistakes-filter-card{flex-direction:column;gap:10px;padding:12px 14px}.mist-review-card{padding:16px}.mist-card-question{font-size:.88rem}.mist-option{padding:8px 12px}.mist-retry-btn{width:100%;justify-self:stretch}.student-screen.intelligence-page{width:min(100%,calc(100vw - 16px));max-width:none;gap:12px;padding-inline:8px}.intelligence-page .app-mobile-header{gap:8px;padding:10px 12px}.intelligence-page .header-chips{gap:6px}.intelligence-page .status-chip{min-height:36px;padding:7px 8px;font-size:.76rem}.intelligence-page .student-header-title strong{font-size:.92rem}.intelligence-page .student-header-title span{font-size:.68rem}.intelligence-hero{flex-direction:row;flex-wrap:wrap;align-items:center;padding:18px;gap:14px;border-radius:22px}.intel-hero-copy{flex:1 1 100%}.intel-hero-copy h1{font-size:1.1rem}.intel-hero-copy p{display:none}.intelligence-hero-stats{flex:1 1 100%;justify-content:space-between}.intel-stat{flex:1;min-width:0;padding:10px}.intel-stat strong{font-size:1rem}.intel-stat-label{font-size:.65rem}.intelligence-report{grid-template-columns:1fr;gap:10px;padding:16px}.intelligence-xp-panel{grid-template-columns:repeat(3,minmax(0,1fr));padding:14px}.intelligence-badges-panel,.intelligence-missions-panel,.intelligence-targeted-panel,.intelligence-weekly-plan{gap:12px;border-radius:20px;padding:14px}.intelligence-mission-list{gap:10px}.intelligence-mission-card{gap:8px;border-radius:18px;padding:12px}.intelligence-mission-card strong{font-size:.9rem}.intelligence-mission-card p{font-size:.78rem;line-height:1.7}.intelligence-mission-card small,.intelligence-mission-card span{font-size:.72rem}.intelligence-mission-progress{height:7px}.intelligence-xp-progress{grid-column:1/-1}.intelligence-weekly-item{grid-template-columns:1fr}.intelligence-weekly-item .ghost-button{justify-self:start}.intelligence-option{grid-template-columns:34px minmax(0,1fr);padding:10px}.intelligence-option.has-visual{grid-template-columns:34px minmax(92px,.34fr) minmax(0,1fr)}.intelligence-option-letter{width:34px;height:34px;border-radius:12px}.intelligence-option-visual{min-height:66px}.intelligence-option-explanations p{grid-template-columns:30px minmax(0,1fr)}.intelligence-practice-actions{align-items:stretch;flex-direction:column}.intelligence-summary-grid{grid-template-columns:1fr}.intelligence-summary-actions .primary-button{width:100%}.intelligence-type-panel{padding:16px}.intelligence-practice-home{width:100%}.intelligence-practice-home .intelligence-actions{max-width:480px}.intelligence-practice-home .intelligence-targeted-panel{max-width:480px;margin:0 auto}.intelligence-section-head h2{font-size:1rem}.intelligence-section-head{flex-direction:column;gap:6px}.analysis-hero{flex-direction:row;flex-wrap:wrap;padding:18px;gap:12px}.anl-hero-copy{flex:1 1 100%}.anl-hero-copy h1{font-size:1.05rem}.anl-hero-copy p{display:none}.analysis-focus-card{flex-wrap:wrap;padding:16px}.anl-focus-btn{width:100%;justify-content:center}.anl-weekly-stats{grid-template-columns:repeat(2,minmax(0,1fr))}.analysis-weekly-card{padding:14px}.analysis-types-card{padding:16px}.anl-type-btn{width:100%;justify-content:center}}@media (min-width:900px){.student-screen.intelligence-page{width:min(100%,980px);max-width:1200px;padding:104px 24px 92px}.intelligence-report>div strong{font-size:1.5rem}.intelligence-targeted-button{padding:22px 16px}.intelligence-practice-home .intelligence-actions .ghost-button,.intelligence-practice-home .intelligence-actions .primary-button{flex:1 1 0}.intelligence-practice-home .intelligence-targeted-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.intelligence-targeted-button:before{width:48px;height:48px;border-radius:16px;background-size:26px}.intelligence-targeted-button b{font-size:1rem}}@media (max-width:760px){.student-screen.intelligence-page{width:min(calc(100vw - 32px),430px);padding-inline:0}.intelligence-page .app-mobile-header{border-radius:0 0 18px 18px}.intelligence-weekly-plan{padding:12px}.intelligence-weekly-grid{gap:8px}.intelligence-weekly-item{grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:10px;min-height:0;border-radius:16px;padding:12px}.intelligence-weekly-item>div{gap:3px}.intelligence-weekly-item strong{font-size:.9rem;line-height:1.55}.intelligence-weekly-item small,.intelligence-weekly-item span{font-size:.7rem;line-height:1.5}.intelligence-weekly-item .ghost-button{justify-self:end;min-width:54px;padding:8px 12px;border-radius:12px;font-size:.78rem}.analysis-focus-card,.analysis-types-card,.analysis-weekly-card,.intelligence-badges-panel,.intelligence-missions-panel,.intelligence-targeted-panel,.intelligence-weekly-plan{box-shadow:0 3px 14px rgba(15,23,42,.05),0 0 0 1px rgba(226,232,240,.55)!important}}.student-screen:before{background:radial-gradient(ellipse 110% 70% at 10% 0,rgba(99,102,241,.18),transparent 55%),radial-gradient(ellipse 80% 60% at 90% 5%,rgba(139,92,246,.15),transparent 50%),radial-gradient(ellipse 70% 50% at 5% 85%,rgba(236,72,153,.1),transparent 50%),radial-gradient(ellipse 60% 40% at 85% 95%,rgba(6,182,212,.12),transparent 50%),linear-gradient(160deg,#f0f4ff,#faf5ff 30%,#fdf2f8 60%,#ecfdf5)!important;background-size:100% 100%,100% 100%,100% 100%,100% 100%,100% 100%!important;mask-image:none!important}.student-screen{animation:screen-fade-in .5s ease-out}@keyframes screen-fade-in{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}.app-screen{width:min(100%,480px);gap:14px;padding:14px 14px 96px}.app-mobile-header{background:hsla(0,0%,100%,.85)!important;backdrop-filter:blur(20px) saturate(1.8)!important;border:1px solid hsla(0,0%,100%,.8)!important;box-shadow:0 8px 32px -12px rgba(15,23,42,.12),0 2px 8px -4px rgba(15,23,42,.06),inset 0 1px 0 hsla(0,0%,100%,.9)!important;border-radius:20px!important;min-height:66px}.app-mobile-header:before{height:2.5px;background:linear-gradient(90deg,#6366f1,#a855f7,#ec4899,#f59e0b);opacity:.7}.student-avatar{background:linear-gradient(135deg,#6366f1,#8b5cf6 40%,#a855f7 70%,#ec4899)!important;box-shadow:0 6px 16px -4px rgba(99,102,241,.4),0 2px 6px -2px rgba(139,92,246,.3),inset 0 1.5px 0 hsla(0,0%,100%,.35)!important;animation:avatar-glow 4s ease-in-out infinite}@keyframes avatar-glow{0%,to{box-shadow:0 6px 16px -4px rgba(99,102,241,.4),0 2px 6px -2px rgba(139,92,246,.3),inset 0 1.5px 0 hsla(0,0%,100%,.35)}50%{box-shadow:0 10px 28px -4px rgba(99,102,241,.5),0 4px 12px -2px rgba(139,92,246,.4),inset 0 1.5px 0 hsla(0,0%,100%,.35)}}.student-header-title strong{font-size:1.05rem;font-weight:800;color:#0f172a;letter-spacing:-.01em}.student-header-title span{font-size:.78rem;color:#64748b;font-weight:600}.status-chip{min-height:32px;padding:0 10px;border-radius:12px;font-size:.8rem;font-weight:700;border:1px solid hsla(0,0%,100%,.7);backdrop-filter:blur(4px)}.quest-banner{background:radial-gradient(ellipse 90% 60% at 0 110%,rgba(251,191,36,.3),transparent 55%),radial-gradient(ellipse 80% 50% at 100% -5%,rgba(139,92,246,.35),transparent 50%),radial-gradient(ellipse 60% 40% at 0 0,rgba(236,72,153,.2),transparent 40%),radial-gradient(circle at 40% 30%,hsla(0,0%,100%,.12),transparent 25%),linear-gradient(135deg,#4f46e5,#7c3aed 40%,#9333ea 70%,#db2777)!important;border-radius:28px!important;box-shadow:0 32px 64px -16px rgba(79,70,229,.35),0 16px 32px -8px rgba(124,58,237,.25),inset 0 4px 0 hsla(0,0%,100%,.1),0 0 0 1px hsla(0,0%,100%,.1)!important}.quest-copy h1{font-size:clamp(1.65rem,5vw,2.8rem);line-height:1.25;font-weight:800;letter-spacing:-.02em}.quest-kicker{background:hsla(0,0%,100%,.18)!important;font-size:.72rem;padding:.32rem .68rem;border:1px solid hsla(0,0%,100%,.2)}.quest-action{min-height:46px;border-radius:14px;background:hsla(0,0%,100%,.92);color:#4338ca;font-size:.9rem;font-weight:800;box-shadow:0 12px 28px -8px rgba(15,23,42,.2);transition:all .2s ease}.quest-action:hover{transform:translateY(-2px);box-shadow:0 18px 36px -8px rgba(15,23,42,.25)}.hero-chat-count{min-height:46px;border-radius:14px;background:hsla(0,0%,100%,.15);color:hsla(0,0%,100%,.95);border:1px solid hsla(0,0%,100%,.18);font-size:.85rem;font-weight:700;transition:all .2s ease}.hero-chat-count:hover{background:hsla(0,0%,100%,.22)}.text-link-button{min-height:36px;border-radius:10px;padding:0 14px;font-size:.8rem;font-weight:700;background:rgba(99,102,241,.08);border:1px solid rgba(99,102,241,.15);color:#4f46e5;transition:all .2s ease}.text-link-button:hover{background:rgba(99,102,241,.14);border-color:rgba(99,102,241,.25);transform:translateY(-1px)}.feature-tile{border-radius:22px;background:hsla(0,0%,100%,.85)!important;backdrop-filter:blur(12px);border:1px solid rgba(226,232,240,.6)!important;box-shadow:0 4px 20px -8px rgba(15,23,42,.08),0 1px 4px -2px rgba(15,23,42,.04),inset 0 1px 0 hsla(0,0%,100%,.8)!important;padding:16px 12px 14px;transition:all .3s cubic-bezier(.34,1.56,.64,1)}.feature-tile:hover{transform:translateY(-6px) scale(1.02);background:hsla(0,0%,100%,.96)!important;box-shadow:0 20px 48px -16px rgba(15,23,42,.15),0 8px 16px -8px rgba(15,23,42,.08),inset 0 1px 0 hsla(0,0%,100%,.9)!important}.feature-tile.featured-tile{background:radial-gradient(ellipse 80% 100% at 100% 50%,rgba(99,102,241,.08),transparent 60%),radial-gradient(ellipse 60% 80% at 0 100%,rgba(139,92,246,.06),transparent 40%),hsla(0,0%,100%,.88)!important;border:1px solid rgba(99,102,241,.15)!important}.tile-icon-shell{width:48px;height:48px;border-radius:16px;box-shadow:0 10px 24px -6px rgba(0,0,0,.2);transition:all .3s ease}.feature-tile:hover .tile-icon-shell{transform:scale(1.12) rotate(-6deg);box-shadow:0 14px 32px -8px currentColor}.tile-content strong{font-size:.95rem;font-weight:800;color:#0f172a}.tile-content p{font-size:.78rem;color:#64748b;line-height:1.6}.tile-tag{background:rgba(15,23,42,.05);color:#64748b;font-size:.72rem;font-weight:700;padding:.28rem .58rem;border-radius:999px;transition:all .25s ease}.feature-tile:hover .tile-tag{background:currentColor;color:#fff;transform:translateX(-4px)}.tile-badge{position:absolute;top:8px;inset-inline-end:8px;z-index:2;padding:.18rem .48rem;border-radius:8px;font-size:.65rem;font-weight:800;letter-spacing:.02em}.badge-new{background:linear-gradient(135deg,#10b981,#059669);color:#fff;box-shadow:0 4px 12px rgba(16,185,129,.35)}.badge-hot{background:linear-gradient(135deg,#f97316,#dc2626);color:#fff;box-shadow:0 4px 12px rgba(249,115,22,.35);animation:badge-pulse 2s ease-in-out infinite}.badge-soon{background:linear-gradient(135deg,#8b5cf6,#6d28d9);color:#fff;box-shadow:0 4px 12px rgba(139,92,246,.35)}@keyframes badge-pulse{0%,to{transform:scale(1)}50%{transform:scale(1.08)}}.tone-cyan .tile-icon-shell{background:linear-gradient(135deg,#06b6d4,#3b82f6)}.tone-cyan .tile-glow{background:radial-gradient(circle,rgba(6,182,212,.24),transparent 70%)}.recent-section{background:hsla(0,0%,100%,.82)!important;backdrop-filter:blur(12px);border:1px solid rgba(226,232,240,.5)!important;box-shadow:0 4px 24px -12px rgba(15,23,42,.08),0 1px 4px -2px rgba(15,23,42,.04)!important;border-radius:24px!important}.section-heading h2{font-size:1.12rem;font-weight:800;color:#0f172a}.recent-card{border-radius:20px;background:hsla(0,0%,100%,.92)!important;border:1px solid rgba(226,232,240,.5)!important;box-shadow:0 4px 16px -8px rgba(15,23,42,.06),0 1px 4px -2px rgba(15,23,42,.03)!important;transition:all .3s cubic-bezier(.34,1.56,.64,1)}.recent-card:hover{transform:translateY(-4px) scale(1.01);border-color:rgba(99,102,241,.2)!important;box-shadow:0 16px 40px -12px rgba(15,23,42,.12),0 8px 16px -6px rgba(15,23,42,.06)!important}.dashboard-filter-row{display:flex;gap:6px;overflow-x:auto;padding:4px 0;-webkit-overflow-scrolling:touch;scrollbar-width:none}.dashboard-filter-row::-webkit-scrollbar{display:none}.dashboard-filter-chip{flex-shrink:0;min-height:34px;padding:0 14px;border-radius:10px;border:1px solid rgba(226,232,240,.6);background:hsla(0,0%,100%,.7);color:#64748b;font-size:.78rem;font-weight:700;transition:all .2s ease}.dashboard-filter-chip.active{background:linear-gradient(135deg,rgba(99,102,241,.12),rgba(139,92,246,.08));border-color:rgba(99,102,241,.2);color:#4f46e5}.dashboard-filter-chip:hover:not(.active){background:rgba(99,102,241,.06)}.mobile-bottom-dock{background:hsla(0,0%,100%,.78)!important;backdrop-filter:blur(28px) saturate(2)!important;border:1px solid hsla(0,0%,100%,.6)!important;box-shadow:0 4px 24px -8px rgba(15,23,42,.1),0 2px 8px -4px rgba(15,23,42,.06),0 0 0 1px rgba(99,102,241,.06),inset 0 1px 0 hsla(0,0%,100%,.9)!important;border-radius:20px!important;width:min(calc(100% - 28px),450px);bottom:14px;padding:6px;gap:6px}.dock-item{min-height:52px;padding:8px 6px;border-radius:16px;font-size:.72rem;font-weight:600;color:#94a3b8;transition:all .25s cubic-bezier(.34,1.56,.64,1)}.dock-item .dock-icon{width:20px;height:20px;transition:all .25s ease}.dock-item:hover:not(.active){color:#64748b;background:rgba(99,102,241,.06);transform:translateY(-2px)}.dock-item:hover:not(.active) .dock-icon{transform:scale(1.15)}.dock-item.active{background:linear-gradient(135deg,rgba(99,102,241,.14),rgba(139,92,246,.1))!important;color:#4f46e5;box-shadow:0 4px 12px -6px rgba(99,102,241,.3),0 0 0 1px rgba(99,102,241,.12)}.dock-item.active .dock-icon{filter:drop-shadow(0 0 6px rgba(99,102,241,.35))}.dock-center{position:relative;display:grid;justify-items:center;gap:3px;min-height:52px;padding:6px 8px;border:none;border-radius:16px;background:linear-gradient(135deg,rgba(99,102,241,.12),rgba(139,92,246,.08));color:#4f46e5;font-weight:700;font-size:.74rem;transition:all .25s cubic-bezier(.34,1.56,.64,1);box-shadow:0 0 0 1px rgba(99,102,241,.1)}.dock-center:hover{transform:translateY(-3px);box-shadow:0 8px 24px -8px rgba(99,102,241,.3),0 0 0 1px rgba(99,102,241,.15)}.dock-center-icon{display:grid;place-items:center;width:28px;height:28px;border-radius:10px;background:linear-gradient(135deg,#6366f1,#8b5cf6);color:#fff;box-shadow:0 4px 12px rgba(99,102,241,.35)}.dock-center-icon .dock-icon{width:16px;height:16px;filter:brightness(10)}.empty-box{border-radius:18px;background:rgba(248,250,252,.7);border:1px dashed rgba(148,163,184,.3);color:#64748b;font-size:.9rem;font-weight:600;padding:28px 20px;text-align:center;line-height:1.8}.error-box{border-radius:16px;background:hsla(0,86%,97%,.85);border:1px solid rgba(239,68,68,.15);color:#dc2626;font-size:.85rem;font-weight:600;padding:14px 16px;line-height:1.7}.empty-state{border-radius:20px;background:rgba(248,250,252,.6);border:1px dashed rgba(148,163,184,.25);padding:32px 24px;text-align:center}.empty-state h3{color:#0f172a;font-size:1.1rem;font-weight:800;margin:0 0 8px}.empty-state p{color:#64748b;font-size:.88rem;line-height:1.8;margin:0}.hero-progress-label{display:flex;justify-content:space-between;align-items:center;color:hsla(0,0%,100%,.75);font-size:.78rem;font-weight:600}.hero-blob{position:absolute;border-radius:999px;pointer-events:none;opacity:.15}.hero-blob-one{top:-20%;right:-10%;width:200px;height:200px;background:radial-gradient(circle,rgba(251,191,36,.5),transparent 70%);animation:blob-float 8s ease-in-out infinite alternate}.hero-blob-two{bottom:-30%;left:-15%;width:250px;height:250px;background:radial-gradient(circle,rgba(167,139,250,.4),transparent 70%);animation:blob-float 10s ease-in-out infinite alternate-reverse}.hero-blob-three{top:10%;left:20%;width:120px;height:120px;background:radial-gradient(circle,rgba(244,114,182,.3),transparent 70%);animation:blob-float 6s ease-in-out infinite alternate}@keyframes blob-float{0%{transform:translate(0) scale(1)}to{transform:translate(20px,-20px) scale(1.1)}}.intelligence-hero{border-radius:28px;background:radial-gradient(ellipse 100% 60% at 0 100%,rgba(251,191,36,.2),transparent 55%),radial-gradient(ellipse 80% 50% at 100% 0,rgba(139,92,246,.25),transparent 50%),radial-gradient(circle at 50% 30%,hsla(0,0%,100%,.1),transparent 30%),linear-gradient(135deg,#4f46e5,#7c3aed 50%,#db2777)!important;box-shadow:0 32px 64px -16px rgba(79,70,229,.3),inset 0 0 0 1px hsla(0,0%,100%,.1)!important}.intelligence-tabs{gap:6px;background:hsla(0,0%,100%,.7);backdrop-filter:blur(12px);border:1px solid rgba(226,232,240,.4);border-radius:16px;padding:4px}.intelligence-tab{padding:10px 12px;border-radius:12px;font-size:.82rem;font-weight:700;transition:all .2s ease}.intelligence-tab.active{background:rgba(99,102,241,.12);color:#4f46e5;box-shadow:0 0 0 1px rgba(99,102,241,.1)}.intelligence-tab span{font-size:1.1rem}.card-panel{background:hsla(0,0%,100%,.78)!important;backdrop-filter:blur(12px);border:1px solid rgba(226,232,240,.4)!important;box-shadow:0 4px 24px -12px rgba(15,23,42,.06)!important}.learning-hero-remix{border-radius:28px;overflow:hidden;position:relative}.learning-ai-panel,.learning-topic-panel{border-radius:24px;background:hsla(0,0%,100%,.82)!important}.learning-topic-item{border-radius:16px;border:1px solid rgba(226,232,240,.4);transition:all .25s ease}.learning-topic-item:hover{border-color:rgba(99,102,241,.2);background:rgba(99,102,241,.04)}.learning-topic-item.active{border-color:rgba(99,102,241,.25);background:rgba(99,102,241,.08);box-shadow:0 0 0 1px rgba(99,102,241,.1)}.learning-progress-card{border-radius:22px;background:hsla(0,0%,100%,.82)!important}.learning-course-tabs{gap:6px;background:hsla(0,0%,100%,.7);backdrop-filter:blur(12px);border:1px solid rgba(226,232,240,.4);border-radius:14px;padding:4px;overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none}.learning-course-tabs::-webkit-scrollbar{display:none}.learning-course-tabs button{flex-shrink:0;padding:8px 14px;border-radius:10px;font-size:.82rem;font-weight:700;color:#64748b;border:1px solid transparent;background:transparent;transition:all .2s ease;white-space:nowrap}.learning-course-tabs button.active{background:rgba(99,102,241,.1);color:#4f46e5;border-color:rgba(99,102,241,.15)}.learning-video-card{border-radius:18px;overflow:hidden;background:hsla(0,0%,100%,.8);border:1px solid rgba(226,232,240,.4);box-shadow:0 4px 16px -8px rgba(15,23,42,.06);transition:all .25s ease}.learning-video-card:hover{transform:translateY(-4px);box-shadow:0 12px 32px -12px rgba(15,23,42,.12)}.learning-doc-card{border-radius:18px;background:hsla(0,0%,100%,.8);border:1px solid rgba(226,232,240,.4);box-shadow:0 4px 16px -8px rgba(15,23,42,.06);transition:all .25s ease}.learning-doc-card:hover{transform:translateY(-4px);box-shadow:0 12px 32px -12px rgba(15,23,42,.12)}.learning-ai-form{background:hsla(0,0%,100%,.85)!important;backdrop-filter:blur(12px);border:1px solid rgba(226,232,240,.4)!important;border-radius:20px!important}.teacher-screen .app-mobile-header{grid-template-columns:auto 1fr auto}.teacher-composer-card{border-radius:20px!important}.profile-setup-form .card-panel{border-radius:24px;background:hsla(0,0%,100%,.85)!important}.intelligence-hero-stats .intel-stat{background:hsla(0,0%,100%,.13);backdrop-filter:blur(8px);border:1px solid hsla(0,0%,100%,.1);border-radius:14px;padding:10px 14px}.intelligence-practice{border-radius:24px;background:hsla(0,0%,100%,.85)!important}.intelligence-option{border-radius:16px;border:1px solid rgba(226,232,240,.5);background:hsla(0,0%,100%,.7);padding:14px 16px;transition:all .2s ease}.intelligence-option:hover:not(:disabled){border-color:rgba(99,102,241,.2);background:rgba(99,102,241,.04)}.intelligence-option.selected{border-color:rgba(99,102,241,.3);background:rgba(99,102,241,.08);box-shadow:0 0 0 1px rgba(99,102,241,.15)}.intelligence-option.correct{border-color:rgba(16,185,129,.3);background:rgba(16,185,129,.08);box-shadow:0 0 0 1px rgba(16,185,129,.15)}.intelligence-option.wrong{border-color:rgba(239,68,68,.3);background:rgba(239,68,68,.08);box-shadow:0 0 0 1px rgba(239,68,68,.15)}.intelligence-summary{border-radius:24px;background:hsla(0,0%,100%,.85)!important}.intelligence-targeted-button{border-radius:16px;border:1px solid rgba(226,232,240,.4);background:hsla(0,0%,100%,.6);padding:16px;font-size:.85rem;font-weight:700;transition:all .2s ease}.intelligence-targeted-button:hover:not(:disabled){border-color:rgba(99,102,241,.2);background:rgba(99,102,241,.06);transform:translateY(-2px)}.intelligence-targeted-button.suggested{border-color:rgba(99,102,241,.25);background:rgba(99,102,241,.08);box-shadow:0 0 0 1px rgba(99,102,241,.1)}.primary-button{min-height:48px;border-radius:14px;border:none;background:linear-gradient(135deg,#6366f1,#8b5cf6);color:#fff;font-size:.92rem;font-weight:800;padding:0 24px;box-shadow:0 8px 24px -8px rgba(99,102,241,.35);transition:all .2s ease}.primary-button:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 12px 32px -8px rgba(99,102,241,.45)}.primary-button:disabled{opacity:.6;cursor:not-allowed}.ghost-button{min-height:44px;border-radius:12px;border:1px solid rgba(226,232,240,.5);background:hsla(0,0%,100%,.6);color:#475569;font-size:.85rem;font-weight:700;padding:0 18px;transition:all .2s ease}.ghost-button:hover:not(:disabled){border-color:rgba(99,102,241,.2);background:rgba(99,102,241,.06);color:#4f46e5}.ghost-button.timed{color:#dc2626;border-color:rgba(239,68,68,.15)}.ghost-button.timed:hover:not(:disabled){border-color:rgba(239,68,68,.25);background:rgba(239,68,68,.06);color:#dc2626}.thread-bubble{border-radius:20px!important;padding:14px 18px!important;max-width:90%!important}.ai-bubble{background:linear-gradient(180deg,rgba(241,238,255,.92),rgba(233,246,255,.92))!important;border:1px solid rgba(112,104,255,.1)!important}.user-bubble{background:linear-gradient(180deg,rgba(255,246,227,.92),rgba(255,238,220,.92))!important;border:1px solid rgba(255,157,46,.12)!important}.teacher-thinking-loader{border-radius:18px;background:hsla(0,0%,100%,.7);border:1px solid rgba(226,232,240,.3)}.mistakes-hero{border-radius:28px;background:radial-gradient(ellipse 80% 60% at 0 100%,rgba(251,191,36,.2),transparent 55%),radial-gradient(ellipse 70% 50% at 100% 0,rgba(139,92,246,.25),transparent 50%),linear-gradient(135deg,#4f46e5,#7c3aed 50%,#db2777)!important;box-shadow:0 28px 56px -16px rgba(79,70,229,.3)!important}.mist-filter-select{border-radius:12px;border:1px solid rgba(226,232,240,.5);background:hsla(0,0%,100%,.7);padding:8px 12px;font-size:.85rem;font-weight:600;color:#0f172a}.mist-review-card{border-radius:20px;background:hsla(0,0%,100%,.82);border:1px solid rgba(226,232,240,.4);box-shadow:0 4px 16px -8px rgba(15,23,42,.06);transition:all .25s ease}.mist-review-card:hover{box-shadow:0 8px 28px -12px rgba(15,23,42,.1)}.mist-answer-bar{background:rgba(248,250,252,.7);border-radius:14px;border:1px solid rgba(226,232,240,.3)}.analysis-hero{border-radius:28px!important;background:radial-gradient(ellipse 90% 60% at 0 100%,rgba(251,191,36,.15),transparent 55%),radial-gradient(ellipse 70% 50% at 100% 0,rgba(139,92,246,.2),transparent 50%),linear-gradient(135deg,#4f46e5,#7c3aed 50%,#9333ea 70%)!important;box-shadow:0 28px 56px -16px rgba(79,70,229,.25)!important}.composer-input-row{background:hsla(0,0%,100%,.7);border:1px solid rgba(226,232,240,.4);border-radius:16px;padding:4px;transition:border-color .2s ease}.composer-input-row:focus-within{border-color:rgba(99,102,241,.25);box-shadow:0 0 0 2px rgba(99,102,241,.06)}.composer-input-row textarea{border:none!important;background:transparent!important;border-radius:12px!important;min-height:44px!important;resize:none!important}.composer-input-row textarea:focus{outline:none!important}.composer-send-icon{width:40px;height:40px;border-radius:12px;border:none;background:linear-gradient(135deg,#6366f1,#8b5cf6);color:#fff;display:grid;place-items:center;transition:all .2s ease;box-shadow:0 4px 12px rgba(99,102,241,.3)}.composer-send-icon:hover:not(:disabled){transform:scale(1.05);box-shadow:0 6px 20px rgba(99,102,241,.4)}.composer-send-icon:disabled{opacity:.5;cursor:not-allowed}.composer-media-button{width:40px;height:40px;border-radius:12px;border:1px solid rgba(226,232,240,.4);background:hsla(0,0%,100%,.6);color:#64748b;display:grid;place-items:center;transition:all .2s ease}.composer-media-button:hover:not(:disabled){background:rgba(99,102,241,.08);border-color:rgba(99,102,241,.2);color:#4f46e5}.composer-media-button.active{background:rgba(239,68,68,.08);border-color:rgba(239,68,68,.2);color:#dc2626;animation:mic-pulse 1.5s ease-in-out infinite}@keyframes mic-pulse{0%,to{box-shadow:0 0 0 0 rgba(239,68,68,.2)}50%{box-shadow:0 0 0 8px rgba(239,68,68,0)}}.chat-composer-card{background:hsla(0,0%,100%,.82)!important;backdrop-filter:blur(12px);border-radius:22px!important}[dir=rtl] .feature-tile:hover .tile-tag{transform:translateX(4px)}@media (min-width:740px){.app-screen{width:min(100%,1180px);padding:28px 28px 48px;gap:18px}.app-mobile-header{width:min(100%,800px)}.quest-banner{min-height:260px;padding:32px;border-radius:34px!important}.feature-grid{gap:16px}.feature-tile{min-height:170px;padding:22px 18px 18px}.mobile-bottom-dock{width:min(100%,800px);border-radius:22px!important;padding:8px;gap:8px}.recent-rail{grid-auto-columns:minmax(240px,280px)}.chat-composer-card,.chat-history-section,.prompt-strip-section,.recent-section,.thread-stage{border-radius:28px;padding:22px}}@media (min-width:1024px){.app-screen{width:min(100%,1280px);padding:20px;gap:22px}.quest-banner{padding:38px;border-radius:38px!important}.feature-grid{gap:18px}.feature-tile{min-height:190px;padding:24px 20px 20px}}@media (max-width:640px){.app-screen{padding:10px 10px 88px;gap:12px}.app-mobile-header{border-radius:18px!important;min-height:60px;padding:10px 12px}.quest-banner{border-radius:24px!important;padding:18px}.feature-grid{gap:10px}.feature-tile{min-height:120px;padding:12px 10px 10px;border-radius:18px}.feature-tile.featured-tile{padding:14px}.tile-icon-shell{width:42px;height:42px;border-radius:14px}.tile-content strong{font-size:.88rem}.tile-content p{font-size:.72rem}.mobile-bottom-dock{width:min(calc(100% - 20px),440px);bottom:10px;border-radius:18px!important;padding:5px;gap:4px}.dock-item{padding:6px 4px;font-size:.68rem}.dock-center,.dock-item{min-height:48px;border-radius:14px}.dock-center{padding:4px 6px}.recent-section{border-radius:20px!important;padding:12px}.recent-card{min-height:90px;padding:12px 14px;border-radius:16px}.status-chip{min-height:28px;padding:0 8px;font-size:.72rem;border-radius:10px}.text-link-button{min-height:32px;padding:0 10px;font-size:.75rem}}.chat-history-page{gap:18px}.chat-history-topbar{align-items:center}.student-page-topbar{grid-template-columns:auto minmax(0,1fr) auto}.student-page-topbar .header-actions{display:flex;align-items:center;justify-content:flex-end;gap:8px}.student-screen .student-page-topbar .student-page-title{flex:1 1 auto;min-width:0}.student-screen .student-page-topbar .student-page-title:before{content:"🎓"}.student-screen .student-page-topbar .brand-button{flex:0 0 auto}.student-screen .student-page-topbar .icon-only-button{width:40px;height:40px}.student-screen .student-page-topbar .header-icon{width:19px;height:19px}.chat-history-hero{display:flex;align-items:center;justify-content:space-between;gap:18px;width:min(1100px,calc(100% - 32px));margin:0 auto;padding:24px;border:1px solid rgba(15,23,42,.08);border-radius:24px;background:linear-gradient(135deg,rgba(14,165,233,.14),rgba(16,185,129,.12)),hsla(0,0%,100%,.84);box-shadow:0 18px 45px rgba(15,23,42,.08)}.chat-history-hero div{min-width:0}.chat-history-hero span{display:inline-flex;margin-bottom:8px;color:#0f766e;font-size:.85rem;font-weight:900}.chat-history-hero h1{margin:0;color:#0f172a;font-size:clamp(1.4rem,3vw,2.3rem);line-height:1.35}.chat-history-hero p{max-width:680px;margin:10px 0 0;color:#475569;font-size:.98rem;line-height:1.9}.chat-history-page-panel{width:min(1100px,calc(100% - 32px));margin:0 auto 96px;padding:18px}.chat-history-page-search{width:100%;margin:12px 0 16px}.student-chat-history-list{display:grid;gap:10px}.student-chat-history-item{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:16px;align-items:center;width:100%;padding:16px;border:1px solid rgba(15,23,42,.08);border-radius:18px;background:hsla(0,0%,100%,.82);color:inherit;text-align:right;cursor:pointer;transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease}.student-chat-history-item:hover{transform:translateY(-2px);border-color:rgba(14,165,233,.28);box-shadow:0 14px 34px rgba(15,23,42,.1)}.student-chat-history-item div{display:grid;min-width:0;gap:6px}.student-chat-history-item p,.student-chat-history-item strong{overflow:hidden;margin:0;text-overflow:ellipsis;white-space:nowrap}.student-chat-history-item strong{color:#0f172a;font-size:1rem;font-weight:900}.student-chat-history-item p,.student-chat-history-item>span{color:#64748b;font-size:.86rem;line-height:1.7}.student-chat-history-item>span{white-space:nowrap}@media (max-width:720px){.chat-history-hero{align-items:stretch;flex-direction:column;width:calc(100% - 20px);padding:18px;border-radius:20px}.chat-history-page-panel{width:calc(100% - 20px);padding:14px}.student-chat-history-item{grid-template-columns:1fr;gap:8px;padding:14px}.student-chat-history-item>span{white-space:normal}}.profile-setup-screen .mobile-bottom-dock{position:fixed!important;inset:auto 0 0 0!important;z-index:300!important;display:flex!important;align-items:center!important;justify-content:space-around!important;width:100vw!important;max-width:100vw!important;min-height:96px!important;margin:0!important;padding:16px 16px calc(16px + env(safe-area-inset-bottom, 0px))!important;border:0!important;border-top:1px solid rgba(226,232,240,.8)!important;border-radius:0!important;background:hsla(0,0%,100%,.92)!important;box-shadow:none!important;backdrop-filter:blur(24px)!important;-webkit-backdrop-filter:blur(24px)!important;direction:rtl!important;transform:none!important}.profile-setup-screen .dock-center,.profile-setup-screen .dock-item{border:0!important;background:transparent!important;box-shadow:none!important}.profile-setup-screen .dock-item{position:relative!important;display:flex!important;min-width:58px!important;height:54px!important;padding:6px 12px!important;flex-direction:column!important;align-items:center!important;justify-content:center!important;gap:3px!important;border-radius:16px!important;color:var(--student-soft)!important;line-height:1!important}.profile-setup-screen .dock-item.active{color:var(--student-primary-dark)!important}.profile-setup-screen .dock-item.active:before{content:""!important;position:absolute!important;top:0!important;left:50%!important;width:28px!important;height:3px!important;border-radius:0 0 4px 4px!important;background:linear-gradient(90deg,var(--student-primary),var(--student-secondary))!important;transform:translateX(-50%)!important}.profile-setup-screen .dock-center{display:flex!important;min-width:64px!important;margin:-20px 0 0!important;padding:0!important;flex-direction:column!important;align-items:center!important;justify-content:center!important;gap:3px!important;color:var(--student-primary-dark)!important;line-height:1!important}.profile-setup-screen .dock-center-icon{display:grid!important;place-items:center!important;width:56px!important;height:56px!important;border:3px solid #fff!important;border-radius:20px!important;background:linear-gradient(135deg,var(--student-primary),var(--student-secondary))!important;color:#fff!important;box-shadow:0 6px 20px rgba(99,102,241,.45)!important}.profile-setup-screen .dock-center-icon .dock-icon,.profile-setup-screen .dock-item .dock-icon{display:block!important;text-align:center!important}.profile-setup-screen .dock-center span:not(.dock-center-icon):not(.dock-icon),.profile-setup-screen .dock-item span:not(.dock-icon){display:block!important;max-width:68px!important;overflow:hidden!important;color:currentColor!important;font-size:.62rem!important;font-weight:800!important;line-height:1.2!important;text-align:center!important;text-overflow:ellipsis!important;white-space:nowrap!important}@media (min-width:768px){.profile-setup-screen .mobile-bottom-dock{display:none!important}}.profile-setup-screen .mobile-bottom-dock,.student-screen .mobile-bottom-dock{position:fixed!important;inset:auto 12px 12px 12px!important;z-index:300!important;display:flex!important;align-items:center!important;justify-content:space-between!important;width:auto!important;max-width:520px!important;min-height:74px!important;margin:0 auto!important;padding:8px 10px calc(8px + env(safe-area-inset-bottom, 0px))!important;border:1px solid rgba(226,232,240,.85)!important;border-radius:24px!important;background:hsla(0,0%,100%,.94)!important;box-shadow:0 18px 45px rgba(15,23,42,.12)!important;backdrop-filter:blur(22px) saturate(1.25)!important;-webkit-backdrop-filter:blur(22px) saturate(1.25)!important;direction:rtl!important;transform:none!important}.profile-setup-screen .dock-item,.student-screen .dock-item{position:relative!important;display:flex!important;min-width:54px!important;height:56px!important;padding:6px 8px!important;flex:1 1 0!important;flex-direction:column!important;align-items:center!important;justify-content:center!important;gap:4px!important;border:0!important;border-radius:18px!important;background:transparent!important;box-shadow:none!important;color:#64748b!important;font-weight:750!important;line-height:1!important;transform:none!important}.profile-setup-screen .dock-item.active,.student-screen .dock-item.active{background:rgba(99,102,241,.09)!important;color:#4f46e5!important}.profile-setup-screen .dock-item.active:before,.student-screen .dock-item.active:before{display:none!important}.profile-setup-screen .dock-item .dock-icon,.student-screen .dock-item .dock-icon{display:block!important;width:auto!important;height:auto!important;font-size:1.24rem!important;line-height:1!important;text-align:center!important;filter:none!important;transform:none!important}.profile-setup-screen .dock-center,.student-screen .dock-center{position:relative!important;display:flex!important;min-width:68px!important;height:64px!important;margin:-18px 0 0!important;padding:0 6px!important;flex:0 0 74px!important;flex-direction:column!important;align-items:center!important;justify-content:center!important;gap:5px!important;border:0!important;border-radius:20px!important;background:transparent!important;box-shadow:none!important;color:#4338ca!important;font-weight:800!important;line-height:1!important;transform:none!important}.profile-setup-screen .dock-center-icon,.student-screen .dock-center-icon{display:grid!important;place-items:center!important;width:48px!important;height:48px!important;border:4px solid hsla(0,0%,100%,.96)!important;border-radius:18px!important;background:linear-gradient(135deg,#6366f1,#8b5cf6)!important;color:#fff!important;box-shadow:0 12px 28px rgba(99,102,241,.34)!important}.profile-setup-screen .dock-center-icon .dock-icon,.student-screen .dock-center-icon .dock-icon{display:block!important;width:auto!important;height:auto!important;color:#fff!important;font-size:1.35rem!important;line-height:1!important;text-align:center!important;filter:none!important}.profile-setup-screen .dock-center span:not(.dock-center-icon):not(.dock-icon),.profile-setup-screen .dock-item span:not(.dock-icon),.student-screen .dock-center span:not(.dock-center-icon):not(.dock-icon),.student-screen .dock-item span:not(.dock-icon){display:block!important;max-width:62px!important;overflow:hidden!important;color:currentColor!important;font-size:.69rem!important;font-weight:750!important;line-height:1.2!important;letter-spacing:0!important;text-align:center!important;text-overflow:ellipsis!important;white-space:nowrap!important}.profile-setup-screen .dock-center span:not(.dock-center-icon):not(.dock-icon),.student-screen .dock-center span:not(.dock-center-icon):not(.dock-icon),.teacher-screen .dock-center span:not(.dock-center-icon):not(.dock-icon){max-width:74px!important;font-size:.66rem!important;font-weight:800!important}@media (max-width:380px){.profile-setup-screen .mobile-bottom-dock,.student-screen .mobile-bottom-dock,.teacher-screen .mobile-bottom-dock{inset-inline:8px!important;padding-inline:6px!important}.profile-setup-screen .dock-item,.student-screen .dock-item,.teacher-screen .dock-item{min-width:46px!important;padding-inline:4px!important}.profile-setup-screen .dock-center,.student-screen .dock-center,.teacher-screen .dock-center{flex-basis:66px!important;min-width:62px!important}.profile-setup-screen .dock-center-icon,.student-screen .dock-center-icon,.teacher-screen .dock-center-icon{width:44px!important;height:44px!important}}.teacher-screen{padding-top:0!important;padding-bottom:104px!important}.teacher-screen .mobile-bottom-dock{position:fixed!important;inset:auto 12px 12px 12px!important;z-index:500!important;justify-content:space-between!important;width:auto!important;max-width:520px!important;min-height:74px!important;margin:0 auto!important;padding:8px 10px calc(8px + env(safe-area-inset-bottom, 0px))!important;border:1px solid rgba(226,232,240,.85)!important;border-radius:24px!important;background:hsla(0,0%,100%,.94)!important;box-shadow:0 18px 45px rgba(15,23,42,.12)!important;backdrop-filter:blur(22px) saturate(1.25)!important;-webkit-backdrop-filter:blur(22px) saturate(1.25)!important;direction:rtl!important}.teacher-screen .dock-item,.teacher-screen .mobile-bottom-dock{display:flex!important;align-items:center!important;transform:none!important}.teacher-screen .dock-item{position:relative!important;min-width:54px!important;height:56px!important;padding:6px 8px!important;flex:1 1 0!important;flex-direction:column!important;justify-content:center!important;gap:4px!important;border:0!important;border-radius:18px!important;background:transparent!important;box-shadow:none!important;color:#64748b!important;font-weight:750!important;line-height:1!important}.teacher-screen .dock-item.active{background:rgba(99,102,241,.09)!important;color:#4f46e5!important}.teacher-screen .dock-item.active:before{display:none!important}.teacher-screen .dock-item .dock-icon{display:block!important;width:auto!important;height:auto!important;font-size:1.24rem!important;line-height:1!important;text-align:center!important;filter:none!important;transform:none!important}.teacher-screen .dock-center{position:relative!important;display:flex!important;min-width:68px!important;height:64px!important;margin:-18px 0 0!important;padding:0 6px!important;flex:0 0 74px!important;flex-direction:column!important;align-items:center!important;justify-content:center!important;gap:5px!important;border:0!important;border-radius:20px!important;background:transparent!important;box-shadow:none!important;color:#4338ca!important;font-weight:800!important;line-height:1!important;transform:none!important}.teacher-screen .dock-center-icon{display:grid!important;place-items:center!important;width:48px!important;height:48px!important;border:4px solid hsla(0,0%,100%,.96)!important;border-radius:18px!important;background:linear-gradient(135deg,#6366f1,#8b5cf6)!important;color:#fff!important;box-shadow:0 12px 28px rgba(99,102,241,.34)!important}.teacher-screen .dock-center-icon .dock-icon{display:block!important;width:auto!important;height:auto!important;color:#fff!important;font-size:1.35rem!important;line-height:1!important;text-align:center!important;filter:none!important}.teacher-screen .dock-center span:not(.dock-center-icon):not(.dock-icon),.teacher-screen .dock-item span:not(.dock-icon){display:block!important;max-width:62px!important;overflow:hidden!important;color:currentColor!important;font-size:.69rem!important;font-weight:750!important;line-height:1.2!important;letter-spacing:0!important;text-align:center!important;text-overflow:ellipsis!important;white-space:nowrap!important}.teacher-screen .dock-center span:not(.dock-center-icon):not(.dock-icon){max-width:74px!important;font-size:.66rem!important;font-weight:800!important}.teacher-chat-active .teacher-composer-card{position:fixed!important;inset-inline:12px!important;bottom:calc(94px + env(safe-area-inset-bottom, 0px))!important;z-index:480!important;width:auto!important;max-width:840px!important;margin:0 auto!important;justify-self:auto!important}.teacher-chat-active{grid-template-rows:auto minmax(0,1fr)!important;padding-bottom:calc(188px + env(safe-area-inset-bottom, 0px))!important}.teacher-chat-active .teacher-thread-card{min-height:0!important;height:auto!important;margin-bottom:0!important}.teacher-chat-active .thread-scroll-area{max-height:100%!important}@media (max-width:380px){.teacher-screen .mobile-bottom-dock{inset-inline:8px!important;padding-inline:6px!important}.teacher-screen .dock-item{min-width:46px!important;padding-inline:4px!important}.teacher-screen .dock-center{flex-basis:66px!important;min-width:62px!important}.teacher-screen .dock-center-icon{width:44px!important;height:44px!important}.teacher-chat-active .teacher-composer-card{inset-inline:8px!important}}.student-screen .student-page-topbar,.teacher-screen .student-page-topbar{position:fixed!important;top:0!important;left:0!important;right:0!important;z-index:520!important;display:flex!important;align-items:center!important;justify-content:space-between!important;width:100%!important;max-width:none!important;min-height:72px!important;padding:16px 18px!important;gap:12px!important;border:0!important;border-bottom:1px solid rgba(226,232,240,.7)!important;border-radius:0!important;background:hsla(0,0%,100%,.9)!important;box-shadow:none!important;backdrop-filter:blur(24px)!important;-webkit-backdrop-filter:blur(24px)!important;overflow:visible!important}.student-screen .student-page-topbar:before,.teacher-screen .student-page-topbar:before{display:none!important}.student-screen .student-page-topbar>.brand-button,.teacher-screen .student-page-topbar>.brand-button{order:0!important}.student-screen .student-page-topbar .student-page-title,.teacher-screen .student-page-topbar .student-page-title{order:1!important;position:relative!important;display:grid!important;flex:1 1 auto!important;justify-items:start!important;min-width:0!important;padding-inline-start:50px!important;padding-inline-end:0!important;gap:2px!important}.student-screen .student-page-topbar .student-page-title:before,.teacher-screen .student-page-topbar .student-page-title:before{content:"🎓"!important;position:absolute!important;inset-inline-start:0!important;inset-inline-end:auto!important;top:50%!important;display:grid!important;place-items:center!important;width:40px!important;height:40px!important;border-radius:12px!important;background:linear-gradient(135deg,#ec4899,#8b5cf6)!important;color:#fff!important;font-size:1.15rem!important;line-height:1!important;box-shadow:0 6px 16px rgba(139,92,246,.28)!important;transform:translateY(-50%)!important}.student-screen .student-page-topbar .student-page-title strong,.teacher-screen .student-page-topbar .student-page-title strong{color:var(--student-text)!important;font-size:.95rem!important;font-weight:900!important;line-height:1.1!important}.student-screen .student-page-topbar .student-page-title span,.teacher-screen .student-page-topbar .student-page-title span{max-width:100%!important;overflow:hidden!important;color:var(--student-soft)!important;font-size:.68rem!important;font-weight:600!important;text-overflow:ellipsis!important;white-space:nowrap!important}.student-screen .student-page-topbar .header-actions,.teacher-screen .student-page-topbar .header-actions{order:2!important;display:flex!important;flex:0 0 auto!important;align-items:center!important;justify-content:flex-end!important;gap:8px!important}.student-screen .student-page-topbar .brand-button,.teacher-screen .student-page-topbar .brand-button{flex:0 0 auto!important;width:40px!important;height:40px!important;border-radius:14px!important}.student-screen .student-page-topbar .header-icon,.teacher-screen .student-page-topbar .header-icon{width:19px!important;height:19px!important}.teacher-chat-active{padding-top:0!important}.teacher-chat-active,.teacher-chat-intro,.teacher-screen{padding-bottom:6px!important}.teacher-chat-intro{min-height:100svh!important;grid-template-rows:auto auto minmax(0,1fr) auto!important;align-content:stretch!important}.teacher-chat-intro .teacher-composer-card{align-self:end!important;min-height:0!important;height:auto!important;max-height:none!important}.teacher-chat-intro .teacher-thread-card{align-self:stretch!important;min-height:0!important;height:100%!important}.teacher-chat-intro .composer-field-shell,.teacher-chat-intro .composer-input-row{min-height:0!important}.teacher-chat-intro .composer-field-shell textarea,.teacher-chat-intro .composer-input-row textarea{height:auto!important;min-height:46px!important;max-height:118px!important}.teacher-chat-active .teacher-composer-card{position:static!important;inset:auto!important;bottom:auto!important;z-index:auto!important;width:100%!important;max-width:none!important;margin:0!important;justify-self:stretch!important}.student-profile-screen{gap:18px!important}.student-profile-screen .student-page-topbar{grid-template-columns:auto minmax(0,1fr) auto!important}.student-profile-screen .student-page-topbar .profile-back-button{order:0!important;flex:0 0 auto}.student-profile-screen .student-page-topbar .student-page-title{order:1!important}.student-profile-screen .student-page-topbar .profile-logout-button{order:2!important;flex:0 0 auto}.profile-back-button,.profile-logout-button{min-height:40px;padding:0 15px;border:0;border-radius:14px;font:inherit;font-size:.78rem;font-weight:800;cursor:pointer}.profile-back-button{display:grid;place-items:center;width:40px;min-width:40px;padding:0;background:rgba(99,102,241,.1);color:#4f46e5;font-size:1.15rem;line-height:1}.profile-logout-button{background:rgba(239,68,68,.09);color:#dc2626}.profile-hub-hero{position:relative;display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:20px;width:100%;padding:28px;overflow:hidden;border:0!important;border-radius:30px!important;background:linear-gradient(135deg,#4338ca,#7c3aed 58%,#a855f7)!important;color:#fff;box-shadow:0 24px 50px -22px rgba(79,70,229,.75)!important}.profile-hub-orb{position:absolute;border-radius:999px;background:hsla(0,0%,100%,.08);pointer-events:none}.profile-hub-orb-one{width:190px;height:190px;top:-90px;left:-40px}.profile-hub-orb-two{width:240px;height:240px;right:-110px;bottom:-150px}.profile-hero-edit,.profile-hub-avatar,.profile-hub-identity{position:relative;z-index:1}.profile-hub-avatar{display:grid;place-items:center;width:96px;height:96px;overflow:hidden;border:3px solid hsla(0,0%,100%,.45);border-radius:28px;background:hsla(0,0%,100%,.16);box-shadow:0 14px 30px rgba(30,27,75,.22);font-size:2.6rem}.profile-hub-avatar img{width:100%;height:100%;object-fit:cover}.profile-hub-kicker{display:inline-flex;margin-bottom:7px;padding:5px 11px;border:1px solid hsla(0,0%,100%,.22);border-radius:999px;background:hsla(0,0%,100%,.12);font-size:.7rem;font-weight:800}.profile-hub-identity h1{margin:0;font-size:clamp(1.35rem,4vw,2rem);font-weight:900}.profile-hub-identity p{margin:6px 0 0;color:hsla(0,0%,100%,.76);font-size:.84rem}.profile-hero-edit{min-height:44px;padding:0 18px;border:1px solid hsla(0,0%,100%,.28);border-radius:15px;background:hsla(0,0%,100%,.14);color:#fff;font:inherit;font-size:.8rem;font-weight:900;cursor:pointer;backdrop-filter:blur(10px)}.profile-action-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;width:100%}.profile-action-card{display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:14px;min-height:132px;padding:20px;border:1px solid rgba(226,232,240,.75);border-radius:24px;background:hsla(0,0%,100%,.9);color:#0f172a;font:inherit;text-align:right;cursor:pointer;box-shadow:0 14px 34px -24px rgba(15,23,42,.45);transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease}.profile-action-card:hover{transform:translateY(-3px);border-color:rgba(99,102,241,.25);box-shadow:0 20px 38px -24px rgba(79,70,229,.42)}.profile-action-icon{display:grid;place-items:center;width:54px;height:54px;border-radius:18px;font-size:1.45rem}.profile-action-main .profile-action-icon{background:rgba(99,102,241,.11)}.profile-action-ticket .profile-action-icon{background:rgba(14,165,233,.11)}.profile-action-rate .profile-action-icon{background:rgba(245,158,11,.14)}.profile-action-copy{display:grid;gap:6px}.profile-action-copy strong{font-size:.98rem;font-weight:900}.profile-action-copy small{color:#64748b;font-size:.76rem;line-height:1.7}.profile-action-arrow{color:#94a3b8;font-size:1.6rem;line-height:1}.profile-edit-screen{background:radial-gradient(circle at 85% 8%,rgba(99,102,241,.13),transparent 24rem),radial-gradient(circle at 5% 92%,rgba(14,165,233,.1),transparent 24rem),#f8fafc}.profile-edit-screen .profile-side{background:linear-gradient(155deg,#312e81,#4f46e5 48%,#7c3aed)}.profile-edit-screen .profile-setup-card{border:1px solid rgba(226,232,240,.7)!important;border-radius:30px!important;box-shadow:0 28px 65px -42px rgba(30,41,59,.55)!important}@media (max-width:760px){.profile-hub-hero{grid-template-columns:auto minmax(0,1fr);gap:15px;padding:22px 18px}.profile-hub-avatar{width:76px;height:76px;border-radius:23px;font-size:2rem}.profile-hero-edit{grid-column:1/-1;width:100%}.profile-action-grid{grid-template-columns:1fr}.profile-action-card{min-height:104px;padding:16px}}@media (max-width:420px){.profile-logout-button{padding-inline:10px;font-size:.7rem}.profile-hub-identity h1{font-size:1.15rem}.profile-hub-identity p{font-size:.74rem}}.practice-screen{min-height:100vh;padding:96px clamp(18px,4vw,42px) calc(240px + env(safe-area-inset-bottom, 0px));background:radial-gradient(circle at 10% 5%,rgba(124,92,255,.16),transparent 30%),#f6f7fb;color:#172033}.practice-screen .app-mobile-header{position:relative;z-index:20;display:grid;grid-template-columns:auto minmax(0,1fr) auto;width:min(1120px,100%);max-width:1120px;min-height:72px;margin:0 auto 24px;padding:14px 18px;border:1px solid rgba(226,232,240,.72);border-radius:24px;background:hsla(0,0%,100%,.95);box-shadow:0 4px 24px -4px rgba(15,23,42,.08),0 1px 2px -1px rgba(15,23,42,.04);backdrop-filter:blur(24px)}.practice-screen .app-mobile-header:before{display:block}.practice-screen .header-avatar{order:1}.practice-screen .student-header-title{order:2;position:relative;padding-inline-start:50px;padding-inline-end:10px}.practice-screen .student-header-title:before{content:"✏️";position:absolute;inset-inline-start:0;inset-inline-end:auto;top:50%;display:grid;place-items:center;width:40px;height:40px;border-radius:12px;background:linear-gradient(135deg,#6366f1,#8b5cf6);color:#fff;font-size:1.15rem;line-height:1;box-shadow:0 6px 16px rgba(99,102,241,.28);transform:translateY(-50%)}.practice-screen .student-header-title strong{color:var(--student-text);font-size:.95rem;font-weight:900;line-height:1.1}.practice-screen .student-header-title span{display:block;margin-top:2px;color:var(--student-text-soft);font-size:.72rem;font-weight:600}.practice-screen .header-chips{display:flex;gap:6px;order:3}.practice-screen .practice-topbar .student-page-title:before{content:"✏️"!important;background:linear-gradient(135deg,#6366f1,#8b5cf6)!important;box-shadow:0 6px 16px rgba(99,102,241,.28)!important}.practice-screen .practice-topbar .profile-back-button{flex:0 0 auto;order:0!important}.practice-home,.practice-result,.practice-session{width:min(960px,100%);margin-inline:auto}.practice-hero,.practice-lesson-card,.practice-mistakes-preview,.practice-picker,.practice-question-card,.practice-result-score,.practice-result-stats{border:1px solid rgba(112,93,232,.1);border-radius:26px;background:hsla(0,0%,100%,.94);box-shadow:0 18px 50px rgba(29,35,58,.08)}.practice-hero{display:flex;align-items:center;justify-content:space-between;gap:30px;padding:32px;color:#fff;background:linear-gradient(135deg,#5343ca,#7868ed 58%,#50b9d6)}.practice-hero h2{max-width:680px;margin:8px 0;font-size:clamp(1.45rem,4vw,2.25rem)}.practice-hero p{margin:0;color:hsla(0,0%,100%,.82)}.practice-hero-ring{display:grid;flex:0 0 132px;width:132px;height:132px;place-content:center;text-align:center;border:9px solid hsla(0,0%,100%,.28);border-radius:50%;background:hsla(0,0%,100%,.12)}.practice-hero-ring strong{font-size:2rem}.practice-hero-ring span{color:#fff}.practice-mistakes-preview,.practice-picker{margin-top:20px;padding:26px}.practice-section-title{display:flex;align-items:center;gap:12px;margin-bottom:18px}.practice-section-title>span{display:grid;width:42px;height:42px;place-content:center;border-radius:14px;background:#eeeafd;color:#604ed9;font-weight:900}.practice-section-title h2,.practice-section-title p{margin:0}.practice-section-title p{margin-top:3px;color:#778097;font-size:.88rem}.practice-select-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}.practice-question-card input,.practice-select-row select{width:100%;border:1px solid #e3e5ef;border-radius:15px;background:#fafaff;color:#242b3d;font:inherit;appearance:none;-webkit-appearance:none;-moz-appearance:none;cursor:pointer;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23778097' d='M2 4l4 4 4-4'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:left 14px center;background-size:12px;padding:14px 14px 14px 32px}.practice-question-card input:focus,.practice-select-row select:focus{outline:none;border-color:#7765e8;box-shadow:0 0 0 3px rgba(119,101,232,.15)}.practice-select-row select option:disabled,.practice-select-row select:disabled{color:#b0b6c8}.practice-topic-summary{position:relative;margin-top:14px;padding:16px;border-radius:16px;background:#f7f6ff}.practice-topic-summary p{margin:5px 0;color:#687086}.practice-topic-summary span{color:#705de8;font-size:.8rem}.practice-mode-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.practice-mode-grid button{display:grid;gap:7px;min-height:145px;border:1px solid #e5e6ef;border-radius:18px;padding:17px;background:#fff;color:#242b3d;font:inherit;text-align:right;cursor:pointer}.practice-mode-grid button.active{border-color:#7765e8;background:#f4f1ff;box-shadow:inset 0 0 0 1px #7765e8}.practice-mode-grid i{color:#6b58de;font-size:1.4rem;font-style:normal}.practice-mode-grid span{color:#727b90;font-size:.8rem}.practice-difficulty-row{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-top:18px}.practice-difficulty-row button{border:0;border-radius:999px;padding:8px 14px;background:#f0f1f6;color:#5e667a;font:inherit}.practice-difficulty-row button.active{background:#6553dc;color:#fff}.practice-lesson-card button,.practice-start-button,.practice-submit-button{width:100%;margin-top:20px;border:0;border-radius:16px;padding:15px 20px;background:linear-gradient(135deg,#5c49d4,#806ff0);color:#fff;font:inherit;font-weight:800;cursor:pointer}.practice-start-button:disabled,.practice-submit-button:disabled{opacity:.55;cursor:wait}.practice-mistakes-preview article{display:grid;grid-template-columns:130px 1fr auto;gap:12px;align-items:center;padding:13px 0;border-top:1px solid #ececf2}.practice-mistakes-preview article p{margin:0;color:#525b70}.practice-mistakes-preview article span{color:#b34d5d;font-size:.82rem}.practice-progress{display:flex;align-items:center;gap:16px;margin:5px 0 18px}.practice-progress>span{overflow:hidden;flex:1;height:10px;border-radius:999px;background:#e3e5ee}.practice-progress i{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,#6d5be2,#45bdd3);transition:width .25s ease}.practice-lesson-card,.practice-question-card{padding:clamp(22px,5vw,42px)}.practice-lesson-card h2{margin:7px 0 18px}.practice-question-meta{display:flex;align-items:center;flex-wrap:wrap;gap:8px;justify-content:space-between;color:#6b5add;font-size:.84rem}.practice-question-card h2,.practice-question-prompt{margin:22px 0;line-height:1.9}.practice-question-prompt h2{margin:0}.practice-question-image,.practice-question-prompt img{display:block;width:auto;max-width:100%;height:auto;max-height:620px;margin:14px auto 22px;object-fit:contain;border-radius:14px}.practice-options{display:grid;grid-template-columns:1fr 1fr;gap:12px}.practice-options button{display:flex;align-items:center;gap:12px;min-height:62px;border:1px solid #e1e3ed;border-radius:16px;padding:12px 14px;background:#fff;color:#2c3345;font:inherit;text-align:right}.practice-options .message-inline-content{white-space:pre-wrap}.practice-options button.selected{border-color:#725fe4;background:#f3f0ff}.practice-options button span{display:grid;flex:0 0 34px;height:34px;place-content:center;border-radius:10px;background:#f0eefb;color:#6957dc;direction:ltr}.practice-feedback,.practice-hint{margin-top:18px;border-radius:16px;padding:16px}.practice-hint{background:#fff8df;color:#725c18}.practice-feedback p,.practice-hint p{margin:6px 0 0}.practice-feedback.correct{background:#eafaf2;color:#176543}.practice-feedback.wrong{background:#fff0f1;color:#8b3440}.practice-feedback>span{display:block;margin-top:6px;font-weight:800}.practice-actions{display:grid;grid-template-columns:1fr 2fr;gap:12px}.practice-hint-button{margin-top:20px;border:1px solid #ded9ff;border-radius:16px;background:#f5f2ff;color:#6553d5;font:inherit;font-weight:700}.practice-result{display:grid;gap:18px}.practice-result-score{padding:40px;text-align:center}.practice-result-score>strong{display:block;margin:12px;color:#6350d8;font-size:4rem}.practice-result-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;padding:20px}.practice-result-stats article{padding:18px;border-radius:16px;background:#f7f6fc;text-align:center}.practice-result-stats span,.practice-result-stats strong{display:block}.practice-result-stats strong{color:#604ed8;font-size:1.7rem}.practice-loading{width:min(500px,90%);margin:20vh auto;border-radius:22px;padding:30px;background:#fff;text-align:center}@media (max-width:760px){.practice-screen{padding:70px 12px calc(145px + env(safe-area-inset-bottom, 0px))}.practice-screen .app-mobile-header{position:fixed;top:0;left:0;right:0;z-index:300;display:flex;align-items:center;justify-content:space-between;width:100%;max-width:none;min-height:64px;margin:0;padding:10px 14px;border:0;border-bottom:1px solid rgba(226,232,240,.7);border-radius:0;background:hsla(0,0%,100%,.92);box-shadow:none}.practice-screen .student-page-topbar{min-height:64px!important;padding:10px 14px!important}.practice-screen .student-page-topbar .student-page-title{padding-inline-start:44px!important}.practice-screen .student-page-topbar .student-page-title:before{width:36px!important;height:36px!important;border-radius:12px!important}.practice-screen .practice-topbar .profile-back-button,.practice-screen .practice-topbar .status-chip{min-height:36px}.practice-screen .practice-topbar .profile-back-button{width:36px;min-width:36px}.practice-screen .practice-topbar .status-chip{padding:7px 10px;border-radius:12px;font-size:.72rem}.practice-screen .app-mobile-header:before{display:none}.practice-screen .header-avatar{order:3}.practice-screen .student-header-title{order:1;padding-inline-start:50px;padding-inline-end:0}.practice-screen .header-chips{order:2}.practice-hero{align-items:flex-start;gap:16px;padding:18px;border-radius:22px}.practice-hero h2{margin:6px 0;font-size:1.28rem;line-height:1.45}.practice-hero p{font-size:.78rem}.practice-hero-ring{flex-basis:74px;width:74px;height:74px;border-width:6px;font-size:.72rem}.practice-hero-ring strong{font-size:1.2rem}.practice-lesson-card,.practice-mistakes-preview,.practice-picker,.practice-question-card,.practice-result-score,.practice-result-stats{border-radius:22px;padding:18px}.practice-mistakes-preview,.practice-picker{margin-top:14px}.practice-section-title{gap:9px;margin-bottom:14px}.practice-section-title>span{width:34px;height:34px;border-radius:12px}.practice-section-title h2{font-size:1.05rem}.practice-section-title p{font-size:.76rem}.practice-mode-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.practice-mode-grid button{gap:5px;min-height:92px;padding:12px;border-radius:16px}.practice-mode-grid i{font-size:1.08rem}.practice-mode-grid b{font-size:.82rem;line-height:1.45}.practice-mode-grid span{display:-webkit-box;overflow:hidden;font-size:.7rem;line-height:1.55;-webkit-box-orient:vertical;-webkit-line-clamp:2}.practice-options,.practice-select-row{grid-template-columns:1fr}.practice-difficulty-row{gap:7px;margin-top:14px}.practice-count-row button,.practice-difficulty-row button{padding:7px 12px;font-size:.8rem}.practice-lesson-card button,.practice-start-button,.practice-submit-button{margin-top:16px;padding:13px 18px;border-radius:15px}.practice-mistakes-preview article{grid-template-columns:1fr}.practice-result-stats{padding:12px}.practice-actions{grid-template-columns:1fr}.practice-hint-button{min-height:48px}}.learning-path-screen{padding-bottom:100px}.learning-path-loading{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;min-height:60vh;color:#64748b;font-size:.9rem}.loading-spinner{display:block;width:36px;height:36px;border:3px solid #e2e8f0;border-top-color:#6366f1;border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(1turn)}}.lp-back-btn{display:grid;place-items:center;width:36px;height:36px;border:1px solid #e2e8f0;border-radius:12px;background:#f8fafc;color:#475569;font-size:1.2rem;font-weight:700;cursor:pointer;transition:all .15s ease}.lp-back-btn:hover{background:#eef2ff;border-color:#c7d2fe;color:#4f46e5}.learning-path-container{display:flex;flex-direction:column;gap:16px;padding:16px}.learning-path-hero{display:flex;align-items:flex-start;gap:14px;padding:20px!important;margin:0!important;border-radius:20px!important;background:linear-gradient(135deg,#eef2ff,#faf5ff)!important;border:1px solid rgba(199,210,254,.6)!important;box-shadow:none!important}.lp-hero-icon{display:grid;place-items:center;width:44px;height:44px;flex-shrink:0;border-radius:14px;background:linear-gradient(135deg,#6366f1,#8b5cf6);color:#fff;font-size:1.2rem;box-shadow:0 4px 14px rgba(99,102,241,.3)}.lp-hero-text span{display:block;margin-bottom:4px;color:#6366f1;font-size:.78rem;font-weight:800}.lp-hero-text p{margin:0;color:#334155;font-size:.88rem;line-height:1.8}.learning-path-empty{display:flex;flex-direction:column;align-items:center;text-align:center;gap:8px;padding:48px 24px;margin:0;background:hsla(0,0%,100%,.8);border:1px dashed #d4dbe7;border-radius:20px}.lp-empty-icon{font-size:2.5rem;margin-bottom:4px}.learning-path-empty h3{margin:0;color:#1e293b;font-size:1rem;font-weight:900}.learning-path-empty p{margin:0;color:#94a3b8;font-size:.82rem;max-width:320px;line-height:1.7}.lp-section-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:4px}.lp-section-head h2{margin:0;color:#1e293b;font-size:.95rem;font-weight:900}.lp-section-head span{color:#94a3b8;font-size:.72rem;font-weight:600}.recommendations-list{display:flex;flex-direction:column;gap:12px}.recommendation-card{display:flex;gap:14px;padding:16px;border-radius:18px;background:hsla(0,0%,100%,.92);border:1px solid rgba(226,232,240,.6);box-shadow:0 2px 12px -6px rgba(15,23,42,.05);transition:all .2s ease}.recommendation-card:hover{transform:translateY(-1px);box-shadow:0 4px 20px -6px rgba(15,23,42,.08)}.recommendation-card .recommendation-icon{display:grid;place-items:center;width:42px;height:42px;flex-shrink:0;border-radius:14px;font-size:1.15rem}.recommendation-card.tone-rose .recommendation-icon{background:linear-gradient(135deg,#fff1f2,#ffe4e6);border:1px solid #fecdd3}.recommendation-card.tone-amber .recommendation-icon{background:linear-gradient(135deg,#fffbeb,#fef3c7);border:1px solid #fde68a}.recommendation-card.tone-sky .recommendation-icon{background:linear-gradient(135deg,#f0f9ff,#e0f2fe);border:1px solid #bae6fd}.recommendation-card.tone-violet .recommendation-icon{background:linear-gradient(135deg,#f5f3ff,#ede9fe);border:1px solid #ddd6fe}.recommendation-card.tone-gray .recommendation-icon{background:linear-gradient(135deg,#f8fafc,#f1f5f9);border:1px solid #e2e8f0}.recommendation-body{flex:1;min-width:0;display:flex;flex-direction:column;gap:8px}.recommendation-header{display:flex;align-items:flex-start;justify-content:space-between;gap:8px}.recommendation-meta strong{display:block;color:#1e293b;font-size:.88rem;font-weight:800;line-height:1.4}.recommendation-meta small{color:#94a3b8;font-size:.72rem}.recommendation-type-label{flex-shrink:0;padding:3px 10px;border-radius:999px;font-size:.65rem;font-weight:700;white-space:nowrap}.tone-rose .recommendation-type-label{background:#fff1f2;color:#e11d48}.tone-amber .recommendation-type-label{background:#fffbeb;color:#d97706}.tone-sky .recommendation-type-label{background:#f0f9ff;color:#0284c7}.tone-violet .recommendation-type-label{background:#f5f3ff;color:#7c3aed}.tone-gray .recommendation-type-label{background:#f8fafc;color:#64748b}.recommendation-reason{margin:0;color:#64748b;font-size:.8rem;line-height:1.7}.recommendation-actions{display:flex;gap:8px}.lp-action-btn{padding:8px 18px;border:0;border-radius:12px;background:linear-gradient(135deg,#6366f1,#8b5cf6);color:#fff;font-size:.78rem;font-weight:700;cursor:pointer;transition:all .2s ease;box-shadow:0 2px 8px rgba(99,102,241,.25)}.lp-action-btn:hover{transform:translateY(-1px);box-shadow:0 4px 14px rgba(99,102,241,.35)}.lp-action-btn:active{transform:translateY(0)}@media (min-width:640px){.learning-path-container{max-width:600px;margin:0 auto;padding:24px}}@media (max-width:380px){.recommendation-card{flex-direction:column;gap:10px}.recommendation-card .recommendation-icon{width:36px;height:36px}.recommendation-header{flex-direction:column;gap:4px}}.student-screen{--student-page:#f7f8fc;--student-surface:hsla(0,0%,100%,.94);--student-border:rgba(148,163,184,.2);--student-text:#172033;--student-muted:#64748b;--student-primary:#4f46e5;--student-primary-dark:#3730a3;--student-focus:rgba(79,70,229,.28);background:var(--student-page);color:var(--student-text);padding-bottom:calc(112px + env(safe-area-inset-bottom, 0px))}.student-screen .card-panel{border-color:var(--student-border);background:var(--student-surface);box-shadow:0 10px 28px rgba(30,41,59,.06)}.student-screen :is(button,a,input,textarea,select):focus-visible{outline:3px solid var(--student-focus);outline-offset:3px}.student-screen .mobile-bottom-dock{min-height:72px;padding-bottom:max(8px,env(safe-area-inset-bottom,0px));border:1px solid var(--student-border);background:hsla(0,0%,100%,.96);box-shadow:0 8px 28px rgba(30,41,59,.12)}.student-screen .dock-center,.student-screen .dock-item{min-height:48px;color:var(--student-muted)}.student-screen .dock-center:hover:not(.active),.student-screen .dock-item:hover:not(.active){background:rgba(79,70,229,.06);color:var(--student-primary-dark)}.student-screen .dock-center.active,.student-screen .dock-item.active{color:var(--student-primary-dark)}.student-screen .dock-center{margin-top:-12px!important}.student-screen .dock-center-icon{width:48px!important;height:48px!important;border-radius:16px!important;background:var(--student-primary)!important;box-shadow:0 6px 16px rgba(79,70,229,.24)!important}.student-screen .dock-icon{width:21px!important;height:21px!important}.student-rate-card{width:min(100%,500px);margin:0 auto 16px;padding:clamp(20px,4vw,28px)!important;display:grid;gap:22px;text-align:center}.student-rate-intro{display:grid;justify-items:center;gap:8px}.student-rate-icon{width:36px;height:36px;color:#b7791f}.student-rate-intro h1{margin:0;font-size:clamp(1.1rem,3vw,1.35rem);line-height:1.5}.student-rate-intro p{margin:0;color:var(--student-muted);font-size:.9rem}.student-rating-stars{display:flex;direction:ltr;justify-content:center;gap:8px}.student-rating-star{display:grid;width:48px;height:48px;place-items:center;border:1px solid var(--student-border);border-radius:50%;background:#f8fafc;color:#94a3b8;cursor:pointer;font-size:1.35rem;line-height:1;transition:color .16s ease,background-color .16s ease,border-color .16s ease,transform .16s ease}.student-rating-star.selected{border-color:rgba(180,124,19,.38);background:#fffbeb;color:#b7791f}.student-rating-star:active{transform:scale(.96)}.student-rate-comment{display:grid;gap:8px;text-align:start}.student-rate-comment>span{color:#334155;font-size:.86rem;font-weight:750}.student-rate-comment em{color:var(--student-muted);font-style:normal;font-weight:500}.student-rate-comment textarea{width:100%;resize:vertical;border:1px solid var(--student-border);border-radius:14px;background:#fff;color:var(--student-text);padding:12px 14px;font:inherit;font-size:.9rem;line-height:1.7}.student-rate-submit{width:auto;min-height:44px;padding-inline:28px;justify-self:center}.student-rate-submit:disabled{cursor:not-allowed;opacity:.52}.student-rate-message{font-size:.85rem;font-weight:750}.student-rate-message.success{color:#047857}.student-rate-message.error{color:#b91c1c}@media (prefers-reduced-motion:reduce){.student-screen *,.student-screen :after,.student-screen :before{scroll-behavior:auto!important;animation-duration:1ms!important;animation-iteration-count:1!important;transition-duration:1ms!important}}