:root{--paper: #f6f0e2;--paper-2: #fffcf4;--paper-3: #efe7d5;--ink: #1a1b2e;--ink-2: #4c4d66;--ink-3: #8b8ba3;--flame: #e8542f;--flame-d: #b93b1a;--amber: #eaa32c;--teal: #12716e;--violet: #6152c9;--green: #2c7a4f;--red: #bf3122;--font-ui: "IBM Plex Sans Arabic", ui-sans-serif, system-ui, "Segoe UI", sans-serif;--font-en: "Newsreader", Georgia, "Times New Roman", serif;--r: 12px;--r-lg: 18px;--shadow: 4px 4px 0 var(--ink);--shadow-sm: 3px 3px 0 var(--ink);--border: 2px solid var(--ink);--nav-h: 66px}[dir=rtl]{--shadow: -4px 4px 0 var(--ink);--shadow-sm: -3px 3px 0 var(--ink)}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body{margin:0;padding:0;min-height:100%}body{background-color:var(--paper);background-image:radial-gradient(rgba(26,27,46,.075) 1px,transparent 1px),radial-gradient(rgba(232,84,47,.05) 1px,transparent 1px);background-size:22px 22px,22px 22px;background-position:0 0,11px 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1fr}}.card{background:var(--paper-2);border:var(--border);border-radius:var(--r);padding:16px;box-shadow:var(--shadow-sm)}.card-lg{border-radius:var(--r-lg);padding:20px;box-shadow:var(--shadow)}.card-hot{background:var(--flame);color:var(--paper-2);border-color:var(--ink)}.card-hot .muted,.card-hot .dim,.card-hot .eyebrow{color:#fffcf4d1}.card-hot .eyebrow:before{background:var(--paper-2)}.card-quiet{background:var(--paper-3);box-shadow:none}.tappable{transition:transform .1s ease,box-shadow .1s ease}.tappable:active{transform:translate(2px,2px);box-shadow:1px 1px 0 var(--ink)}[dir=rtl] .tappable:active{transform:translate(-2px,2px);box-shadow:-1px 1px 0 var(--ink)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:0 20px;border-radius:10px;font-weight:600;border:var(--border);background:var(--paper-2);box-shadow:var(--shadow-sm);transition:transform .1s ease,box-shadow .1s ease,background 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var(--ink);font-size:.76rem;font-weight:600;white-space:nowrap;line-height:1.7}.chip-hot{background:var(--flame);color:var(--paper-2)}.chip-good{background:var(--green);color:var(--paper-2)}.chip-bad{background:var(--red);color:var(--paper-2)}.chip-quiet{background:transparent;border-style:dashed;color:var(--ink-2)}.bar{height:12px;border-radius:999px;background:var(--paper-3);border:1.5px solid var(--ink);overflow:hidden;padding:1.5px}.bar>i{display:block;height:100%;border-radius:999px;background:var(--flame);transition:width .55s cubic-bezier(.22,1,.36,1)}.bar-thin{height:9px}.card-hot .bar{background:#fffcf447;border-color:var(--paper-2)}.card-hot .bar>i{background:var(--paper-2)}.blocks{display:flex;gap:5px}.blocks>i{flex:1;height:11px;border:1.5px solid var(--ink);border-radius:3px;background:var(--paper-3);transition:background 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var(--flame);border-radius:4px}.prompt-instruction{font-family:var(--font-ui);font-size:1.02rem;font-weight:600;border-inline-start-color:var(--violet)}.option{display:flex;align-items:center;gap:12px;width:100%;min-height:54px;padding:11px 14px;border-radius:10px;background:var(--paper-2);border:var(--border);box-shadow:var(--shadow-sm);direction:ltr;text-align:left;font-family:var(--font-en);font-size:1.04rem;line-height:1.4;transition:transform .1s,box-shadow .1s,background .14s,opacity .2s}.option:active:not(:disabled){transform:translate(2px,2px);box-shadow:0 0 0 var(--ink)}.option .key{flex:none;width:26px;height:26px;display:grid;place-items:center;border-radius:6px;background:var(--ink);color:var(--paper-2);font-family:var(--font-ui);font-size:.74rem;font-weight:700}.option.picked{background:var(--amber)}.option.right{background:var(--green);color:var(--paper-2)}.option.right .key{background:var(--paper-2);color:var(--green)}.option.wrong{background:var(--red);color:var(--paper-2)}.option.wrong .key{background:var(--paper-2);color:var(--red)}.option.out{opacity:.34;box-shadow:none}.chunk{padding:9px 13px;border-radius:8px;background:var(--paper-2);border:var(--border);box-shadow:var(--shadow-sm);font-family:var(--font-en);font-size:1rem;font-weight:500;direction:ltr;transition:transform .1s,box-shadow .1s,opacity .15s}.chunk:active{transform:translate(2px,2px);box-shadow:none}.chunk.used{opacity:.25;pointer-events:none;box-shadow:none}.chunk.in-tray{background:var(--amber)}.chunk-pool{display:flex;flex-wrap:wrap;gap:8px;direction:ltr}.tray{min-height:64px;display:flex;flex-wrap:wrap;gap:8px;align-content:flex-start;padding:11px;border-radius:10px;border:2px dashed var(--ink-3);background:var(--paper-3);direction:ltr}.picture-stage{display:grid;place-items:center;padding:14px;margin-bottom:4px;border-radius:var(--r);background:var(--paper-3);border:2px solid 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.16s}.mem-card.face-down{background:var(--ink);color:transparent}.mem-card.face-down svg{color:var(--flame)}.mem-card.done{opacity:.34;box-shadow:none;background:var(--green);color:var(--paper-2);pointer-events:none}.tokens{display:flex;flex-wrap:wrap;gap:5px;direction:ltr;font-family:var(--font-en);font-size:1.16rem}.token{padding:4px 8px;border-radius:6px;border:2px solid transparent;background:transparent;transition:background .14s,border-color .14s}.token:hover:not(:disabled){border-color:var(--ink-3)}.token.right{background:var(--green);color:var(--paper-2)}.token.wrong{background:var(--red);color:var(--paper-2)}@keyframes shake{0%,to{transform:translate(0)}25%{transform:translate(-5px)}75%{transform:translate(5px)}}.hint{border-radius:10px;padding:11px 13px;background:var(--paper-3);border:2px dashed var(--amber);animation:rise .22s ease}.hint-label{display:flex;align-items:center;gap:6px;font-size:.76rem;font-weight:700;color:var(--flame-d)}.sheet{position:fixed;inset-inline:0;bottom:0;z-index:60;padding:18px 18px calc(20px + env(safe-area-inset-bottom));border-radius:18px 18px 0 0;border-top:3px solid var(--ink);background:var(--paper-2);box-shadow:0 -6px #1a1b2e17;animation:sheet-up .26s cubic-bezier(.22,1,.36,1)}.sheet-inner{max-width:660px;margin:0 auto}.sheet.good{border-top-color:var(--green)}.sheet.bad{border-top-color:var(--red)}@keyframes sheet-up{0%{transform:translateY(100%)}to{transform:none}}.xp-line{display:flex;justify-content:space-between;font-size:.84rem;color:var(--ink-2);padding:1px 0}.toasts{position:fixed;top:calc(12px + env(safe-area-inset-top));inset-inline-start:50%;transform:translate(-50%);display:grid;gap:8px;z-index:80;width:min(400px,calc(100% - 24px));pointer-events:none}[dir=rtl] .toasts{transform:translate(50%)}.toast{display:flex;align-items:center;gap:10px;padding:10px 14px;border-radius:10px;background:var(--ink);color:var(--paper-2);border:var(--border);box-shadow:var(--shadow-sm);font-weight:600;font-size:.9rem;animation:toast-in .26s cubic-bezier(.22,1,.36,1)}.toast svg{color:var(--amber);flex:none}@keyframes toast-in{0%{opacity:0;transform:translateY(-12px)}to{opacity:1;transform:none}}.float-xp{position:fixed;inset-inline-start:50%;top:36%;transform:translate(-50%);padding:5px 14px;background:var(--ink);color:var(--paper-2);border-radius:8px;font-size:1.35rem;font-weight:700;pointer-events:none;z-index:70;animation:float-up .9s ease-out forwards}@keyframes float-up{0%{opacity:0;transform:translate(-50%,8px) scale(.9)}25%{opacity:1;transform:translate(-50%,-6px) scale(1)}to{opacity:0;transform:translate(-50%,-52px) scale(1)}}.journey{display:grid;gap:12px}.node{display:grid;grid-template-columns:52px 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var(--ink)}.passage{max-height:210px;overflow-y:auto;padding:14px;border-radius:10px;background:var(--paper-3);border:2px solid var(--ink);direction:ltr;text-align:left;font-family:var(--font-en);font-size:1rem;line-height:1.72}.passage.open{max-height:none}.passage p:last-child{margin-bottom:0}.ach{display:grid;grid-template-columns:44px 1fr;gap:12px;align-items:center;padding:12px;border-radius:10px;background:var(--paper-2);border:var(--border)}.ach.locked{background:var(--paper-3);opacity:.72}.ach-icon{width:44px;height:44px;border-radius:11px;display:grid;place-items:center;font-size:1.2rem;background:var(--paper-3);border:1.5px solid var(--ink)}.ach.earned .ach-icon{background:var(--flame);color:var(--paper-2)}.skill-dot{width:11px;height:11px;border:1.5px solid var(--ink);border-radius:3px;flex:none}.divider{height:0;border-top:1.5px dashed var(--ink-3);margin:8px 0}.big-num{font-size:1.85rem;font-weight:700;line-height:1;font-variant-numeric:tabular-nums}.stat{padding:14px;border-radius:var(--r);background:var(--paper-2);border:var(--border);box-shadow:var(--shadow-sm)}.confetti{position:fixed;top:0;right:0;bottom:0;left:0;pointer-events:none;z-index:65;overflow:hidden}.confetti i{position:absolute;top:-14px;width:9px;height:13px;border:1.5px solid var(--ink);animation:fall linear forwards}@keyframes fall{to{transform:translateY(112vh) rotate(620deg);opacity:.2}}.num{font-variant-numeric:tabular-nums;direction:ltr;unicode-bidi:isolate}@media (prefers-reduced-motion: reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}.w{padding:0 1px;border-radius:3px;border-bottom:2px solid transparent;line-height:inherit}.w:hover{border-bottom-color:var(--flame)}.w:active{background:var(--amber);border-bottom-color:var(--flame)}.speak-btn{display:inline-flex;align-items:center;justify-content:center;width:30px;height:30px;margin-inline-start:8px;vertical-align:-8px;border-radius:999px;background:var(--paper-2);border:1.5px solid var(--ink);color:var(--ink)}.speak-btn:hover{background:var(--amber)}.speak-btn:active{background:var(--flame);color:var(--paper-2)}.guest-bar{position:sticky;top:0;z-index:40;display:flex;align-items:center;justify-content:center;gap:8px;padding:7px 14px;background:var(--ink);color:var(--paper-2);font-size:.78rem;font-weight:600;text-align:center}.answer-card{padding:10px 13px;border-radius:10px;background:var(--paper-3);border:2px solid var(--green)}.credits{text-align:center;font-size:.76rem;line-height:1.85;color:var(--ink-2);padding-top:14px;border-top:1.5px dashed var(--ink-3)}.credits-school{font-size:.92rem;font-weight:700;color:var(--ink)}