.mascot{display:block;margin:0 auto;user-select:none;-webkit-user-drag:none}.mascot--idle{animation:mascot-idle 2.6s ease-in-out infinite}@keyframes mascot-idle{0%,to{transform:translateY(0)}50%{transform:translateY(-6px)}}.mascot--correct{animation:mascot-correct .5s cubic-bezier(.34,1.56,.64,1)}@keyframes mascot-correct{0%{transform:translateY(0) scale(1)}40%{transform:translateY(-22px) scale(1.08)}to{transform:translateY(0) scale(1)}}.mascot--wrong{animation:mascot-wrong .45s ease-in-out}@keyframes mascot-wrong{0%,to{transform:translate(0) rotate(0)}20%{transform:translate(-8px) rotate(-6deg)}40%{transform:translate(7px) rotate(5deg)}60%{transform:translate(-5px) rotate(-3deg)}80%{transform:translate(3px) rotate(2deg)}}.mascot--celebrate{animation:mascot-celebrate .9s ease-in-out infinite}@keyframes mascot-celebrate{0%,to{transform:translateY(0) rotate(0)}25%{transform:translateY(-16px) rotate(-8deg)}50%{transform:translateY(0) rotate(0)}75%{transform:translateY(-16px) rotate(8deg)}}@media (prefers-reduced-motion: reduce){.mascot--idle,.mascot--correct,.mascot--wrong,.mascot--celebrate{animation:none}}.avatar-wrap{position:relative;display:inline-flex;align-items:flex-end;justify-content:center;overflow:hidden;border-radius:var(--radius-md, 16px);background:var(--tg-secondary-bg);flex-shrink:0}.avatar-img{width:100%;height:100%;object-fit:contain;object-position:bottom;transition:filter .2s ease,opacity .2s ease}.avatar-accessory{position:absolute;top:-2px;right:-4px;line-height:1;filter:drop-shadow(0 1px 1px rgba(0,0,0,.35))}.avatar-lock{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-size:1.2em}.avatar-ring{box-shadow:0 0 0 3px var(--tg-link)}:root{--tg-bg: var(--tg-theme-bg-color, #ffffff);--tg-text: var(--tg-theme-text-color, #222222);--tg-hint: var(--tg-theme-hint-color, #999999);--tg-link: var(--tg-theme-link-color, #2481cc);--tg-button: var(--tg-theme-button-color, #2481cc);--tg-button-text: var(--tg-theme-button-text-color, #ffffff);--tg-secondary-bg: var(--tg-theme-secondary-bg-color, #f0f0f0);--color-correct: #58cc02;--color-correct-dark: #4aa802;--color-wrong: #ff6b6b;--color-wrong-dark: #e85555;--color-xp: #ffc800;--color-streak: #ff9600;--color-heart: #ff5a5f;--color-gold: #ffb300;--radius-sm: 12px;--radius-md: 16px;--radius-lg: 20px;--radius-xl: 24px;--shadow-soft: 0 2px 6px rgba(0, 0, 0, .07), 0 1px 2px rgba(0, 0, 0, .05);--shadow-card: 0 3px 10px rgba(0, 0, 0, .08)}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:var(--tg-bg);color:var(--tg-text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;-webkit-tap-highlight-color:transparent}button{font-family:inherit;cursor:pointer;color:inherit;background:none;border:none;transition:transform .12s ease,box-shadow .12s ease,opacity .12s ease}button:active:not(:disabled){transform:scale(.96)}.app-shell{display:flex;flex-direction:column;height:100vh;height:100dvh}.app-content{flex:1;overflow-y:auto;padding:16px 16px 8px;padding-bottom:calc(72px + env(safe-area-inset-bottom))}.btn-primary{background:var(--tg-button);color:var(--tg-button-text);border:none;border-radius:var(--radius-md);padding:15px 20px;font-size:16px;font-weight:700;width:100%;box-shadow:0 4px #00000026,var(--shadow-soft)}.btn-primary:active:not(:disabled){box-shadow:0 1px #00000026;transform:translateY(3px) scale(.99)}.btn-primary:disabled{opacity:.5;box-shadow:none}.btn-secondary{background:var(--tg-secondary-bg);color:var(--tg-text);border:none;border-radius:var(--radius-md);padding:13px 18px;font-size:15px;font-weight:600}.btn-secondary:active:not(:disabled){transform:scale(.96);background:color-mix(in srgb,var(--tg-secondary-bg) 80%,black 6%)}.card{background:var(--tg-secondary-bg);color:var(--tg-text);border-radius:var(--radius-lg);padding:15px 17px;margin-bottom:10px;box-shadow:var(--shadow-card);transition:transform .12s ease,box-shadow .12s ease}button.card:active:not(:disabled){transform:scale(.98);box-shadow:var(--shadow-soft)}.stat-number{font-weight:800;font-variant-numeric:tabular-nums;letter-spacing:-.02em;line-height:1}.stat-number--lg{font-size:32px}.stat-number--xl{font-size:44px}.progress-track{width:100%;height:14px;border-radius:999px;background:var(--tg-secondary-bg);overflow:hidden;position:relative}.progress-track--thin{height:8px}.progress-fill{height:100%;border-radius:999px;transition:width .7s cubic-bezier(.22,1,.36,1)}.bottom-nav{position:fixed;bottom:0;left:0;right:0;display:flex;background:var(--tg-bg);border-top:1px solid var(--tg-secondary-bg);padding-bottom:env(safe-area-inset-bottom);z-index:10}.bottom-nav-item{flex:1;background:none;border:none;display:flex;flex-direction:column;align-items:center;gap:2px;padding:8px 0 6px;font-size:11px;color:var(--tg-hint);transition:color .15s ease,transform .12s ease}.bottom-nav-item.active{color:var(--tg-link)}.bottom-nav-item:active{transform:scale(.92)}.bottom-nav-icon{font-size:20px;transition:transform .15s ease}.bottom-nav-item.active .bottom-nav-icon{transform:translateY(-2px) scale(1.1)}.spinner{width:32px;height:32px;border:3px solid var(--tg-secondary-bg);border-top-color:var(--tg-button);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.center-screen{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;text-align:center;gap:16px;padding:24px}.icon-btn{background:none;border:none;font-size:20px;line-height:1;padding:6px 10px;color:var(--tg-hint);border-radius:var(--radius-sm)}.icon-btn:active{background:var(--tg-secondary-bg)}.modal-overlay{position:fixed;inset:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:100;padding:24px;animation:fade-in .15s ease}@keyframes fade-in{0%{opacity:0}to{opacity:1}}.modal-box{background:var(--tg-bg);color:var(--tg-text);border-radius:var(--radius-xl);padding:22px;width:100%;max-width:340px;box-shadow:0 8px 30px #0003;animation:pop-in .2s cubic-bezier(.34,1.56,.64,1)}@keyframes pop-in{0%{transform:scale(.9);opacity:0}to{transform:scale(1);opacity:1}}