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button:disabled{opacity:.55;cursor:not-allowed}@media (width<=480px){.student-avatar-grid{grid-template-columns:repeat(4,1fr)}}.student-profile-details{border-top:1px solid var(--signa-border);margin-bottom:1.25rem;padding-top:1rem}.student-profile-legend{font-family:var(--font-display), "Baloo 2", sans-serif;color:var(--signa-teal-900);margin:0 0 .6rem;font-size:.95rem;font-weight:700}.student-detail-list{flex-direction:column;gap:.3rem;margin:0;display:flex}.student-detail-row{border-radius:var(--signa-radius-sm,10px);background:var(--signa-mint-50);align-items:baseline;gap:.75rem;padding:.4rem .65rem;display:flex}.student-detail-row dt{color:var(--signa-muted);flex:0 0 7.5rem;font-size:.78rem;font-weight:700}.student-detail-row dd{min-width:0;color:var(--signa-teal-900);overflow-wrap:anywhere;flex:1;margin:0;font-size:.9rem;font-weight:600}@media (width<=480px){.student-detail-row dt{flex-basis:5.5rem}}.learn-page{flex:1;width:100%;max-width:760px;margin:0 auto;padding:1rem 1.25rem 2.5rem}.game-world-scene{background:linear-gradient(#bfe6f5 0%,#d9f1fa 40%,#eaf8ea 75%,#cdeecb 100%);width:100%;min-height:100dvh;position:relative;overflow:hidden}.game-world-scene>.learn-page{z-index:5;position:relative}.learn-header{justify-content:space-between;align-items:flex-start;gap:1rem;margin-bottom:1rem;display:flex}.learn-header h1,.learn-header h2{margin-bottom:0}.learn-back{background:var(--signa-surface);border:2px solid var(--signa-border);color:var(--signa-teal-700);cursor:pointer;font-family:var(--font-body);border-radius:999px;padding:.5rem .9rem;font-size:.85rem;font-weight:700;transition:border-color .15s,background .15s}.learn-back:hover{border-color:var(--signa-teal-500);background:var(--signa-mint-50)}.learn-header .learn-back{z-index:100;position:fixed;top:1rem;left:1rem}.camera-status{text-align:center;color:var(--signa-teal-700);background:var(--signa-mint-100);border-radius:999px;margin:-.75rem auto 1.25rem;padding:.4rem .9rem;font-size:.85rem;font-weight:700;display:inline-block}.card-grid{grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:1rem;display:grid}.card{border-radius:var(--signa-radius-md);border:2px solid var(--signa-border);text-align:center;background:var(--signa-surface);cursor:pointer;box-shadow:var(--signa-shadow-sm);padding:1.1rem 1rem;transition:border-color .15s,box-shadow .15s,transform .1s}.card:hover:not(.card-locked){border-color:var(--signa-teal-500);box-shadow:var(--signa-shadow-md);transform:translateY(-2px)}.card-title{font-family:var(--font-display);color:var(--signa-teal-900);margin:.3rem 0;font-size:1.3rem;font-weight:700}.card-subtitle{color:var(--signa-muted);font-size:.8rem;font-weight:600}.card-locked{opacity:.55;cursor:not-allowed;background:var(--signa-mint-50)}.card-passed{border-color:var(--signa-teal-500);background:var(--signa-mint-50)}.card-passed .card-title:after{content:" ✋"}.lock-icon{color:var(--signa-muted);font-size:1.4rem}.progress-bar{background:var(--signa-border);border-radius:999px;height:8px;margin-top:.6rem;overflow:hidden}.progress-bar-fill{background:var(--signa-teal-500);border-radius:999px;height:100%}.lesson-box{border-radius:var(--signa-radius-lg);border:2px solid var(--signa-border);background:var(--signa-surface);box-shadow:var(--signa-shadow-md);text-align:center;width:min(900px,96%);max-width:900px;margin:0 auto;padding:2.5rem 2rem}.lesson-video-frame{background:linear-gradient(180deg, var(--signa-cream-50), var(--signa-mint-50));border:2px solid var(--signa-border);border-radius:calc(var(--signa-radius-lg) + 8px);flex-direction:column;justify-content:center;align-items:center;gap:1rem;width:min(860px,100%);min-height:360px;margin-bottom:1.75rem;padding:2.25rem;display:flex;box-shadow:inset 0 0 0 1px #10503c14}.lesson-video-frame p{max-width:560px;color:var(--signa-ink);margin:0;line-height:1.5}.lesson-video{border-radius:var(--signa-radius-lg);background:#0d1a14;outline:none;width:100%;max-height:460px}.quest-path{border-radius:var(--signa-radius-lg);border:2px solid var(--signa-border);background:linear-gradient(160deg, var(--signa-amber-100) 0%, var(--signa-cream-50) 100%);box-shadow:var(--signa-shadow-md);margin:1.75rem 0 1.5rem;padding:2.75rem 1.5rem 1.75rem}.quest-stones{flex-wrap:wrap;justify-content:center;align-items:center;gap:1.1rem;display:flex}.quest-stone-wrap{justify-content:center;align-items:center;display:flex;position:relative}.quest-stone{width:52px;height:52px;font-family:var(--font-display);background:var(--signa-surface);border:3px solid var(--signa-border);color:var(--signa-muted);border-radius:50%;justify-content:center;align-items:center;font-size:1.1rem;font-weight:700;display:flex;box-shadow:0 3px #0000001f}.quest-stone-passed{background:var(--signa-teal-500);border-color:var(--signa-teal-700);color:#fff}.quest-stone-missed{background:var(--signa-coral-100);border-color:var(--signa-coral-500);color:var(--signa-coral-600)}.quest-stone-current{background:var(--signa-amber-100);border-color:var(--signa-amber-500);color:var(--signa-amber-600);animation:1.4s ease-in-out infinite quest-pulse}@keyframes quest-pulse{0%,to{transform:scale(1)}50%{transform:scale(1.08)}}.quest-walker{filter:drop-shadow(0 3px 2px #00000040);font-size:1.6rem;position:absolute;top:-34px}.quest-walker-stumble{animation:.45s quest-stumble}@keyframes quest-stumble{0%{transform:rotate(0)translate(0)}30%{transform:rotate(-18deg)translate(-6px)}60%{transform:rotate(10deg)translate(4px)}to{transform:rotate(0)translate(0)}}.quest-castle{opacity:.5;filter:grayscale();font-size:2.4rem;transition:opacity .3s,filter .3s}.quest-castle-reached{opacity:1;filter:none;animation:1s ease-in-out 2 quest-pulse}.level-start-card{border-radius:var(--signa-radius-lg);border:2px solid var(--signa-border);background:var(--signa-surface);box-shadow:var(--signa-shadow-md);text-align:center;max-width:420px;margin:0 auto;padding:2rem 1.75rem}.level-start-goal-label{font-family:var(--font-display);color:var(--signa-teal-900);margin-bottom:.75rem;font-size:1.1rem;font-weight:700}.level-start-chips{flex-wrap:wrap;justify-content:center;gap:.5rem;margin-bottom:.75rem;display:flex}.level-start-chip{width:40px;height:40px;font-family:var(--font-display);background:var(--signa-border);color:var(--signa-muted);border:2px solid #0000;border-radius:50%;justify-content:center;align-items:center;font-size:1rem;font-weight:700;display:inline-flex}.level-start-chip-passed{background:var(--signa-teal-500);color:#fff}.level-start-chip-missed{background:var(--signa-coral-500);color:#fff}.level-start-chip-unlocked,.level-start-chip-in_progress{background:var(--signa-amber-100);color:var(--signa-amber-600);border-color:var(--signa-amber-500)}.level-start-play{width:100%;font-family:var(--font-display);color:#fff;background:linear-gradient(180deg, var(--signa-teal-500) 0%, var(--signa-teal-700) 100%);border:3px solid var(--signa-teal-900);border-radius:var(--signa-radius-md);cursor:pointer;box-shadow:inset 0 2px 0 #ffffff4d, inset 0 -3px 0 #0003, 0 4px 0 var(--signa-teal-900), 0 8px 14px #0f3d2e40;margin-top:1.5rem;padding:.9rem;font-size:1.15rem;font-weight:700;transition:transform 80ms}.level-start-play:active:not(:disabled){transform:translateY(3px)}.level-start-play:disabled{opacity:.5;cursor:not-allowed;background:var(--signa-border);box-shadow:none;border-color:var(--signa-border)}.play-area{border-radius:var(--signa-radius-lg);background:repeating-linear-gradient(#ffffff0d 0 2px,#0000 2px 34px),linear-gradient(160deg,#a5693c 0%,#8a5230 55%,#7a4526 100%);border:10px solid #6b3c22;height:340px;margin:1.75rem 0 1.5rem;position:relative;overflow:hidden;box-shadow:inset 0 0 0 4px #ffd69e2e,inset 0 3px 10px #00000059,0 12px 26px #4a281447}.play-area:before{content:"✋";background:var(--signa-amber-500);z-index:2;border:4px solid #6b3c22;border-radius:50%;justify-content:center;align-items:center;width:42px;height:42px;font-size:1.2rem;display:flex;position:absolute;top:-20px;left:50%;transform:translate(-50%);box-shadow:0 3px 6px #00000040}.bubble{font-family:var(--font-display);color:var(--signa-teal-900);opacity:.95;background:linear-gradient(160deg, var(--signa-teal-100) 0%, var(--signa-mint-100) 100%);border:2px solid #fffc;border-radius:50%;justify-content:center;align-items:center;font-weight:700;display:flex;position:absolute;overflow:hidden;box-shadow:inset -6px -6px 14px #0f3d2e24,inset 6px 6px 10px #ffffffb3,0 4px 10px #00000047}.bubble:before{content:"";filter:blur(1.5px);pointer-events:none;background:#ffffffd9;border-radius:50%;width:32%;height:20%;position:absolute;top:14%;left:20%;transform:rotate(-30deg)}.bubble:after{content:"";filter:blur(1px);pointer-events:none;background:#ffffff80;border-radius:50%;width:14%;height:10%;position:absolute;bottom:10%;right:16%}.bubble-attempt{width:56px;height:56px;font-size:1.25rem;top:30px;left:calc(50% - 28px)}.pop-shard-origin{width:56px;height:56px;position:absolute;top:30px;left:50%;transform:translate(-50%)}.pop-shard{background:var(--signa-coral-500);border-radius:50%;width:12px;height:12px;position:absolute;top:21px;left:21px}.open-box{background:linear-gradient(#0000002e 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#4a281447}.game-grid:before{content:"✋";background:var(--signa-amber-500);border:4px solid #6b3c22;border-radius:50%;justify-content:center;align-items:center;width:42px;height:42px;font-size:1.2rem;display:flex;position:absolute;top:-20px;left:50%;transform:translate(-50%);box-shadow:0 3px 6px #00000040}.game-cell{border-radius:var(--signa-radius-sm);background:#fbf9f4eb;border:2px solid #ffffff80;box-shadow:0 1px 3px #0003}.game-cell[style]{box-shadow:inset 0 -3px #0f3d2e24,inset 0 2px #ffffff8c,0 2px 5px #00000038}.falling-block-slot{justify-content:center;height:90px;margin-top:1rem;display:flex;position:relative}.falling-block{border-radius:var(--signa-radius-sm);width:64px;height:64px;font-family:var(--font-display);color:var(--signa-teal-900);justify-content:center;align-items:center;font-size:1.5rem;font-weight:700;display:flex;box-shadow:inset 0 -4px #0f3d2e29,inset 0 3px #ffffff8c,0 4px 10px #0f3d2e29}.shard-origin{width:64px;height:64px;position:absolute;top:13px}.shard{background:var(--signa-coral-500);border-radius:3px;width:14px;height:14px;position:absolute;top:25px;left:25px}.game-actions{flex-wrap:wrap;justify-content:center;gap:.85rem;display:flex}.game-actions button{font-family:var(--font-display);color:#fff;background:linear-gradient(180deg, var(--signa-teal-500) 0%, var(--signa-teal-700) 100%);border:3px solid var(--signa-teal-900);border-radius:var(--signa-radius-md);cursor:pointer;box-shadow:inset 0 2px 0 #ffffff4d, inset 0 -3px 0 #0003, 0 4px 0 var(--signa-teal-900), 0 8px 14px #0f3d2e40;padding:.75rem 1.3rem;font-size:.95rem;font-weight:700;transition:transform 80ms,box-shadow 80ms}.game-actions button:hover{filter:brightness(1.05)}.game-actions button:active{box-shadow:inset 0 2px 0 #ffffff4d, inset 0 -3px 0 #0003, 0 1px 0 var(--signa-teal-900), 0 3px 8px #0f3d2e33;transform:translateY(3px)}.pass-banner{font-family:var(--font-display);color:#fff;background:var(--signa-amber-500);clip-path:polygon(3% 0%,97% 0%,100% 50%,97% 100%,3% 100%,0% 50%);margin:0 auto .5rem;padding:.7rem 2.2rem;font-size:1.05rem;font-weight:700;display:inline-block;position:relative;box-shadow:0 4px 10px #4a281440}.pass-banner:before{content:"✋ "}.stub-note{color:var(--signa-muted);margin-top:1rem;font-size:.8rem}.game-stage{z-index:150;background:linear-gradient(#bfe6f5 0%,#d9f1fa 40%,#eaf8ea 75%,#cdeecb 100%);width:100vw;height:100dvh;position:fixed;inset:0;overflow:hidden}.game-stage-backdrop{z-index:0;position:absolute;inset:0;overflow:hidden}.game-stage-scene{z-index:1;position:absolute;inset:0}.game-hud-top{z-index:2;justify-content:space-between;align-items:center;gap:1rem;padding:1.25rem 1.5rem;display:flex;position:absolute;top:0;left:0;right:0}.game-hud-title{box-shadow:var(--signa-shadow-sm);-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);background:#ffffffd9;border-radius:999px;margin:0;padding:.5rem 1.1rem;font-size:1.15rem}.game-hud-banner{z-index:2;margin:0;position:absolute;top:5.2rem;left:50%;transform:translate(-50%)}.game-hud-bottom{z-index:2;background:linear-gradient(#fbf9f400 0%,#fbf9f4eb 100%);flex-direction:column;align-items:center;gap:.6rem;padding:1.25rem 1.5rem 1.5rem;display:flex;position:absolute;bottom:0;left:0;right:0}.game-hud-bottom .stub-note{text-align:center;max-width:620px;margin-top:0}@media (width<=640px){.game-hud-top{flex-wrap:wrap;padding:.85rem 1rem}.game-hud-title{text-align:center;order:3;width:100%;font-size:1rem}.game-hud-banner{top:6.4rem}}.game-results-overlay{z-index:10;background:#0a162073;justify-content:center;align-items:center;display:flex;position:absolute;inset:0}.game-results-card{color:#16241d;text-align:center;background:#fff;border-radius:18px;max-width:min(420px,86vw);padding:1.6rem 2.2rem;box-shadow:0 18px 44px #00000059}.game-results-card h2{margin:0 0 .6rem;font-family:"Baloo 2",Segoe UI,sans-serif}.game-results-card p{margin:0 0 1.1rem;line-height:1.45}.game-results-card button{background:var(--signa-amber-500,#f4a300);color:#16241d;cursor:pointer;border:none;border-radius:999px;padding:.65rem 1.8rem;font-family:"Baloo 2",Segoe UI,sans-serif;font-size:1rem;font-weight:700;transition:transform .15s}.game-results-card button:hover{transform:translateY(-2px)scale(1.03)}.lesson-box.wood-panel{background-color:#0000;padding:clamp(1.2rem,3vw,1.8rem) clamp(1rem,2.6vw,1.5rem) clamp(2rem,4.5vw,2.8rem)}.lesson-paper{text-align:center;padding:clamp(1.6rem,3.5vw,2.4rem) clamp(1.2rem,3vw,2rem) clamp(1.8rem,4vw,2.6rem)}.lesson-paper>button{min-width:220px;font-family:var(--font-display);color:#fff;background:linear-gradient(180deg, var(--signa-teal-500) 0%, var(--signa-teal-700) 100%);border:3px solid var(--signa-teal-900);cursor:pointer;border-radius:999px;padding:1rem 1.6rem;font-size:1rem;font-weight:800;transition:transform .15s,border-color .15s,background .15s;box-shadow:inset 0 2px #ffffff40,0 5px #0f3d2e2e,0 10px 18px #0f3d2e38}.lesson-paper>button:active:not(:disabled){transform:translateY(2px)}.lesson-paper .lesson-video-frame{border-color:var(--wood-rule);box-shadow:none;background:#ffffff73}.lesson-paper .lesson-video-frame p{color:var(--wood-ink-soft)}.cs-scene{background:linear-gradient(#bfe6f5 0%,#d9f1fa 40%,#eaf8ea 75%,#cdeecb 100%);width:100%;max-width:100vw;min-height:100dvh;position:relative;overflow:hidden auto}.cs-content{z-index:5;flex-direction:column;justify-content:flex-start;align-items:center;gap:clamp(1.6rem,4vw,2.4rem);width:100%;min-height:100dvh;padding:3.5rem 1rem 2.5rem;display:flex;position:relative}.cs-header{text-align:center;padding-top:.5rem;animation:.6s cubic-bezier(.34,1.56,.64,1) cs-card-pop}@keyframes cs-card-pop{0%{opacity:0;transform:scale(.85)translateY(20px)}to{opacity:1;transform:scale(1)translateY(0)}}.cs-title{font-family:var(--font-display);color:var(--signa-teal-700);margin:0;font-size:clamp(1.8rem,5.5vw,2.4rem);font-weight:800}.cs-subtitle{font-family:var(--font-body);color:var(--signa-muted);margin:.3rem 0 0;font-size:clamp(.9rem,2.4vw,1rem);font-weight:600}.cs-grid{flex-wrap:wrap;justify-content:center;gap:clamp(1.5rem,4vw,2.4rem);width:min(100%,780px);max-width:780px;display:flex}.cs-tile{background:var(--signa-cream-50);border-radius:var(--signa-radius-lg);width:clamp(220px,38vw,320px);box-shadow:0 16px 0 #0f3d2e1f, var(--signa-shadow-lift);cursor:pointer;font-family:var(--font-body);border:none;flex-direction:column;align-items:center;gap:.75rem;padding:2rem 1.6rem 1.8rem;transition:transform .15s,box-shadow .15s;animation:.6s cubic-bezier(.34,1.56,.64,1) cs-card-pop;display:flex;position:relative}.cs-tile:hover:not(:disabled){transform:translateY(-4px)scale(1.03);box-shadow:0 18px #0f3d2e1f,0 22px 34px #0f3d2e38}.cs-tile:active:not(:disabled){transform:translateY(6px)scale(.99);box-shadow:0 8px #0f3d2e1f,0 10px 16px #0f3d2e29}.cs-tile-locked{background:var(--signa-mint-50);cursor:not-allowed;opacity:.85;box-shadow:0 10px #0f3d2e0f,0 12px 18px #0f3d2e14}.cs-tile-complete{border:3px solid var(--signa-amber-500)}.cs-tile-star{filter:drop-shadow(0 2px 3px #00000040);font-size:1.8rem;animation:1.8s ease-in-out infinite cs-star-twinkle;position:absolute;top:-14px;right:-10px}@keyframes 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0;padding:.45rem 1rem;font-size:.9rem}.gom-action-secondary:hover{filter:none;text-decoration:underline}.gom-loss .gom-crest{filter:saturate(.85)}.gom-bubble{--gom-card:#f4fbff;--gom-card-2:#dbeef9;--gom-edge:#9fc9de;--gom-accent:#37b6e9;--gom-accent-ink:#06283a;--gom-title:#0d4863;--gom-body:#4a6f82;--gom-veil:#0c344a80;--gom-glow:#78d6ff8c}.gom-bubble.gom-win{--gom-accent:#4ad0a6}.gom-block{--gom-card:#f6fdf4;--gom-card-2:#ddf1da;--gom-edge:#96c58f;--gom-accent:#58ba55;--gom-accent-ink:#0d2a10;--gom-title:#17491d;--gom-body:#4a6b4d;--gom-veil:#0e2a1480;--gom-glow:#96e28c80}.gom-quest{--gom-card:#362c5c;--gom-card-2:#26204a;--gom-edge:#6b5fa3;--gom-accent:#f6c445;--gom-accent-ink:#2a2350;--gom-title:#ffe9b0;--gom-body:#c3badf;--gom-veil:#100b22ad;--gom-glow:#f6c44552;--gom-radius:16px}.gom-quest.gom-loss{--gom-accent:#d8603f;--gom-accent-ink:#2a1410}.gom-match{--gom-card:#3c4a7d;--gom-card-2:#2e3a63;--gom-edge:#6d7fbd;--gom-accent:#f4c766;--gom-accent-ink:#2a2350;--gom-title:#eaf0ff;--gom-body:#b9c4e8;--gom-veil:#0e142ca8;--gom-glow:#a0b4ff4d}.gom-match.gom-win{--gom-accent:#6fe3a0;--gom-accent-ink:#0d2a1c}.gom-feast{--gom-card:#7a5238;--gom-card-2:#5c3c26;--gom-edge:#b3814f;--gom-accent:#ffd98a;--gom-accent-ink:#3a2415;--gom-title:#ffe9c9;--gom-body:#e3c6a6;--gom-veil:#23140aa8;--gom-glow:#ffd98a57}.gom-feast.gom-loss{--gom-accent:#e58a6a;--gom-accent-ink:#34170d}.gom-fishing{--gom-card:#eef7fd;--gom-card-2:#d5e9f6;--gom-edge:#d9b273;--gom-accent:#f0a637;--gom-accent-ink:#35240c;--gom-title:#14476b;--gom-body:#4d6f88;--gom-veil:#0c2e4685;--gom-glow:#ffd68480}.gom-fishing.gom-win{--gom-accent:#48b6d8;--gom-accent-ink:#06283a}.gom-blast{--gom-card:#1b2450;--gom-card-2:#121a3a;--gom-edge:#4a5da8;--gom-accent:#5cd0ff;--gom-accent-ink:#06223a;--gom-title:#e8f6ff;--gom-body:#aebee6;--gom-veil:#050818b3;--gom-glow:#5cd0ff52;--gom-radius:16px}.gom-blast.gom-loss{--gom-accent:#ff8a5c;--gom-accent-ink:#2e1206}@keyframes 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#00000047}.sign-hint-toggle:hover{background:#16241df0;transform:translateY(-2px)}.sign-hint-toggle-open{background:var(--signa-amber-500,#f4a300);color:#16241d}@media (width<=560px){.sign-hint{bottom:10px;left:10px}.sign-hint-toggle{padding:.42rem .8rem;font-size:.78rem}}@media (prefers-reduced-motion:reduce){.sign-hint-panel{animation:none}.sign-hint-toggle{transition:none}}.game-stage.bb-game-stage{font-family:"Baloo 2", var(--font-display,sans-serif), system-ui, sans-serif;touch-action:none!important;overscroll-behavior:none!important;background:#0284c7!important;overflow:hidden!important}.balloon-pop-stage{position:absolute;inset:0;overflow:hidden}.balloon-pop-stage canvas{display:block}.bb-hud-top{top:max(.75rem, env(safe-area-inset-top,0px) + .4rem);left:max(1rem, env(safe-area-inset-left,0px) + .5rem);right:max(1rem, env(safe-area-inset-right,0px) + .5rem);z-index:10;pointer-events:none;justify-content:space-between;align-items:center;display:flex;position:absolute}.bb-hud-left,.bb-hud-right{pointer-events:auto;align-items:center;gap:.6rem;display:flex}.bb-back-btn{color:#f0f9ff;letter-spacing:.02em;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#0f172ac2;border:1.5px solid #38bdf880;border-radius:9999px;align-items:center;gap:.35rem;padding:.42rem .95rem;font-size:.9rem;font-weight:700;text-decoration:none;transition:all .2s cubic-bezier(.4,0,.2,1);display:inline-flex;box-shadow:0 4px 14px #0000004d,0 0 10px #38bdf833}.bb-back-btn:hover{color:#fff;background:#38bdf842;border-color:#38bdf8;transform:translateY(-2px);box-shadow:0 6px 18px #00000059,0 0 16px 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