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5px;scrollbar-width:none;-webkit-overflow-scrolling:touch;margin-bottom:2px;max-width:500px}.book-tabs::-webkit-scrollbar{display:none}.book-tab{display:inline-flex;align-items:center;gap:5px;padding:6px 11px;font-size:11.5px;font-weight:800;letter-spacing:.03em;color:#eedcc0;background:var(--grimoire-wood-mid);border:1.5px solid rgba(196,154,69,.4);border-bottom:none;border-radius:6px 6px 0 0;cursor:pointer;white-space:nowrap;flex-shrink:0;transition:transform .15s cubic-bezier(.16,1,.3,1),background .15s ease,color .15s ease,box-shadow .15s ease;-webkit-user-select:none;-moz-user-select:none;user-select:none;text-decoration:none;box-shadow:0 -2px 4px rgba(0,0,0,.25)}.book-tab:hover{color:#fff;background:var(--grimoire-wood-light);border-color:var(--grimoire-gold-trim);transform:translateY(-2px)}.book-tab--active{color:#fff;background:linear-gradient(180deg,#c49a45,#8e6822);border-color:#f7e28b;transform:translateY(-3px);box-shadow:0 -3px 10px rgba(196,154,69,.4),inset 0 1px 1px hsla(0,0%,100%,.35);text-shadow:0 1px 2px rgba(0,0,0,.6)}.book-tab--green.book-tab--active{background:linear-gradient(180deg,#2ecc71,#1b8045);border-color:#7bed9f;box-shadow:0 -3px 10px rgba(46,204,113,.4)}.book-tab--purple.book-tab--active{background:linear-gradient(180deg,#9b59b6,#6c3483);border-color:#d2b4de;box-shadow:0 -3px 10px rgba(155,89,182,.4)}.book-tab--gold.book-tab--active{background:linear-gradient(180deg,#f1c40f,#b7950b);border-color:#f9e79f;box-shadow:0 -3px 10px rgba(241,196,15,.4)}.book-tab--blue.book-tab--active{background:linear-gradient(180deg,#0085ff,#005bb5);border-color:#85c1e9;box-shadow:0 -3px 10px rgba(0,133,255,.4)}.parchment-card{background:linear-gradient(160deg,#fffef9 0,var(--book-page) 60%,var(--book-page-alt) 100%);border:1.5px solid var(--book-page-border);border-radius:8px;box-shadow:2px 3px 8px rgba(60,45,25,.12),inset 0 0 16px hsla(36,36%,64%,.15);padding:14px 16px;position:relative}.parchment-card--raised{background:linear-gradient(160deg,#f7eed7,#eaddc0);border-color:#c4ab7a;box-shadow:3px 4px 12px rgba(60,45,25,.18)}.parchment-taped{position:relative;padding-top:18px}.parchment-taped:before{content:"";position:absolute;top:-8px;left:50%;transform:translateX(-50%) rotate(-1deg);width:68px;height:18px;background:linear-gradient(135deg,rgba(255,252,240,.75),hsla(46,54%,87%,.58));border-left:1.5px dashed hsla(45,27%,71%,.45);border-right:1.5px dashed hsla(45,27%,71%,.45);box-shadow:0 2px 4px rgba(60,45,20,.15);-webkit-backdrop-filter:blur(1px);backdrop-filter:blur(1px);z-index:5;pointer-events:none}.parchment-riveted{position:relative;padding:16px;border:2px solid #b87333}.parchment-riveted:after,.parchment-riveted:before{content:"";position:absolute;width:10px;height:10px;border-radius:50%;background:radial-gradient(circle at 35% 35%,#ffd494 0,#b87333 50%,#4a280c 100%);border:1px solid #361b07;box-shadow:0 1px 2px rgba(0,0,0,.35);z-index:6;pointer-events:none}.parchment-riveted:before{top:6px;left:6px}.parchment-riveted:after{top:6px;right:6px}.stamp-red-caution{display:inline-flex;align-items:center;justify-content:center;transform:rotate(-6deg);border:2px dashed #b91c1c;border-radius:5px;padding:3px 10px;color:#b91c1c;font-family:Impact,Trebuchet MS,cursive,sans-serif;font-weight:900;font-size:13px;letter-spacing:.08em;text-transform:uppercase;background-color:rgba(239,68,68,.09);box-shadow:0 1px 3px rgba(185,28,28,.18);-webkit-user-select:none;-moz-user-select:none;user-select:none}.pixel-box{background:hsla(0,0%,100%,.75);border:1.5px solid var(--book-page-border);border-radius:8px;box-shadow:1.5px 2px 0 rgba(65,38,21,.12);padding:9px 11px;box-sizing:border-box;width:100%;max-width:100%;min-width:0}.pixel-box--raised{background:var(--book-page-alt);border:1.5px solid var(--book-page-border);box-shadow:1.5px 2px 0 rgba(65,38,21,.1)}.pixel-box--blue{background:rgba(0,133,255,.08);border:1.5px solid var(--blue);box-shadow:2px 2px 0 rgba(0,133,255,.25)}.game-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-family:inherit;font-size:14px;font-weight:800;letter-spacing:.01em;text-transform:uppercase;padding:11px 18px;border-radius:6px;cursor:pointer;border:2px solid #0a0e14;box-shadow:var(--pixel-shadow);transition:transform .1s ease,box-shadow .1s ease;-webkit-user-select:none;-moz-user-select:none;user-select:none;text-decoration:none;min-height:44px}.game-btn--active,.game-btn:active{transform:translate(2px,2px);box-shadow:var(--pixel-shadow-active)}.game-btn--primary{background:var(--blue);color:#fff;border-color:#03488f;box-shadow:3px 3px 0 #03488f}.game-btn--primary:active{transform:translate(2px,2px);box-shadow:1px 1px 0 #03488f}.game-btn--gold{background:var(--amber);color:#1a1200;border-color:#8c5a00;box-shadow:3px 3px 0 #8c5a00}.game-btn--gold:active{transform:translate(2px,2px);box-shadow:1px 1px 0 #8c5a00}.game-btn--ghost{background:var(--book-page);color:var(--book-ink);border-color:var(--book-page-border);box-shadow:var(--pixel-shadow-sm)}.game-btn--block{width:100%;display:flex}.game-btn:disabled{opacity:.55;cursor:not-allowed;transform:none;box-shadow:var(--pixel-shadow-sm)}.game-answer{display:flex;align-items:center;gap:12px;width:100%;padding:12px 14px;background:#fff;border:2px solid var(--book-page-border);border-radius:6px;box-shadow:2px 2px 0 rgba(0,0,0,.08);color:var(--book-ink);font-family:inherit;font-size:14.5px;font-weight:600;text-align:left;cursor:pointer;transition:transform .12s ease,border-color .12s ease,background .12s ease;min-height:48px}.game-answer:active:not(:disabled){transform:translate(1px,1px);box-shadow:1px 1px 0 rgba(0,0,0,.08)}.game-answer__badge{display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:4px;background:var(--book-page-alt);color:var(--book-ink);font-weight:800;font-size:13px;border:1.5px solid var(--book-page-border);flex-shrink:0}.game-answer--selected{border-color:var(--blue);background:rgba(0,133,255,.08);box-shadow:2px 2px 0 var(--blue)}.game-answer--selected .game-answer__badge{background:var(--blue);color:#fff;border-color:var(--blue)}.game-answer--correct{border-color:var(--green);background:var(--green-tint);box-shadow:2px 2px 0 var(--green)}.game-answer--correct .game-answer__badge{background:var(--green);color:#032b11;border-color:var(--green)}.game-answer--wrong{border-color:var(--red);background:var(--red-tint);box-shadow:2px 2px 0 var(--red)}.game-answer--wrong .game-answer__badge{background:var(--red);color:#fff;border-color:var(--red)}.game-answer--locked{cursor:default}.game-answer--dim{opacity:.45}.pixel-stamp{display:inline-flex;align-items:center;gap:6px;padding:6px 14px;font-size:12.5px;font-weight:850;letter-spacing:.04em;text-transform:uppercase;border:2.5px dashed var(--blue);color:var(--blue);background:rgba(0,133,255,.06);border-radius:4px;transform:rotate(-2deg);animation:stampDrop .22s cubic-bezier(.18,.89,.32,1.28) both}.pixel-stamp--gold{border-color:var(--amber);color:var(--amber);background:var(--amber-tint);transform:rotate(2deg)}.pixel-stamp--green{border-color:var(--green);color:var(--green);background:var(--green-tint);transform:rotate(-1.5deg)}.game-badge{display:inline-flex;align-items:center;gap:4px;font-size:11px;font-weight:800;letter-spacing:.03em;text-transform:uppercase;padding:2px 8px;border-radius:4px;background:var(--book-page-alt);color:var(--book-ink);border:1.5px solid var(--book-page-border)}.game-badge--blue{background:rgba(0,133,255,.12);color:#006bcf;border-color:rgba(0,133,255,.3)}.game-badge--amber{background:var(--amber-tint);color:#a36500;border-color:rgba(245,165,36,.4)}.game-badge--green{background:var(--green-tint);color:#127536;border-color:rgba(34,197,94,.4)}@keyframes bookOpen{0%{opacity:0;transform:scale(.96) rotateX(4deg)}to{opacity:1;transform:scale(1) rotateX(0deg)}}@keyframes pageSlide{0%{opacity:0;transform:translateX(10px)}to{opacity:1;transform:translateX(0)}}@keyframes stampDrop{0%{opacity:0;transform:scale(1.4) rotate(-8deg)}to{opacity:1;transform:scale(1) rotate(-2deg)}}@keyframes microShake{0%,to{transform:translateX(0)}20%,60%{transform:translateX(-4px)}40%,80%{transform:translateX(4px)}}@keyframes microBounce{0%,to{transform:scale(1) translateY(0)}40%{transform:scale(1.03) translateY(-3px)}70%{transform:scale(.98) translateY(1px)}}@keyframes timerPulse{0%,to{box-shadow:0 0 0 0 rgba(239,68,68,0);border-color:var(--red)}50%{box-shadow:0 0 8px 2px rgba(239,68,68,.4);border-color:#ff5f5f}}@keyframes rewardPop{0%{transform:scale(.85);opacity:0}60%{transform:scale(1.08);opacity:1}to{transform:scale(1);opacity:1}}@keyframes pixelSparkleBurst{0%{opacity:1;transform:translate(0) scale(1)}to{opacity:0;transform:translate(var(--tx),var(--ty)) scale(.2)}}.page-anim{animation:pageSlide .22s cubic-bezier(.16,1,.3,1) both}.anim-shake{animation:microShake .28s ease-in-out both}.anim-bounce{animation:microBounce .3s cubic-bezier(.18,.89,.32,1.28) both}.anim-timer-pulse{animation:timerPulse .8s ease-in-out infinite}.anim-reward-pop{animation:rewardPop .35s cubic-bezier(.18,.89,.32,1.28) both}.btn-press:active{transform:translateY(2px);box-shadow:var(--pixel-shadow-active)!important}@media (max-width:360px){.t-question{font-size:18px}.t-h2{font-size:16px}.screen{padding-left:8px;padding-right:8px}.book-page{padding:14px 12px}.book-tab{padding:6px 10px;font-size:11.5px}}@media (prefers-reduced-motion:reduce){*,:after,:before{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;transform:none!important}.anim-bounce,.anim-reward-pop,.anim-shake,.anim-timer-pulse{animation:none!important;transform:none!important}}