:root{--bg: #0a0a23;--bg-overlay: rgba(10, 10, 35, .95);--menu-bg: #16213e;--menu-border: #0f3460;--text: #e0e0e0;--text-dim: #888;--accent: #3498db;--accent-hover: #1a4a7a;--btn-bg: #16213e;--btn-border: #0f3460;--btn-active-bg: #0f3460;--shadow: rgba(0,0,0,.5);--success: #2ecc71;--warning: #e67e22;--danger: #e94560;--purple: #8e44ad;--gold: #f39c12}[data-theme=light]{--bg: #e8ecf1;--bg-overlay: rgba(232, 236, 241, .95);--menu-bg: #ffffff;--menu-border: #d0d5dd;--text: #1a1a2e;--text-dim: #6b7280;--accent: #2563eb;--accent-hover: #dbeafe;--btn-bg: #f3f4f6;--btn-border: #d0d5dd;--btn-active-bg: #dbeafe;--shadow: rgba(0,0,0,.1);--success: #16a34a;--warning: #ea580c;--danger: #dc2626;--purple: #7c3aed;--gold: #ca8a04}*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}body{font-family:system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--text);display:flex;justify-content:center;align-items:center;min-height:100dvh;overflow:hidden;-webkit-user-select:none;user-select:none;touch-action:manipulation;transition:background .3s,color .3s}#menuOverlay{position:fixed;top:0;right:0;bottom:0;left:0;background:var(--bg-overlay);display:flex;justify-content:center;align-items:center;z-index:100;transition:background .3s}#menu{background:var(--menu-bg);border:1px solid var(--menu-border);border-radius:16px;padding:32px;max-width:400px;width:90vw;text-align:center;box-shadow:0 8px 40px var(--shadow);transition:background .3s,border-color .3s}#menuTitle{font-size:28px;margin-bottom:16px;color:var(--text)}.menu-section{margin-bottom:20px}.menu-label{display:block;font-size:13px;color:var(--text-dim);margin-bottom:8px;text-transform:uppercase;letter-spacing:1px}.menu-btns{display:flex;flex-wrap:wrap;gap:6px;justify-content:center}#menuBtns{display:flex;flex-direction:column;gap:8px;align-items:center;margin-top:8px}#startBtn,#continueBtn{font-size:18px;padding:12px 36px;border-radius:10px;border:none;cursor:pointer;transition:transform .15s,box-shadow .15s;width:100%;max-width:280px}#startBtn{background:linear-gradient(135deg,var(--accent),var(--success));color:#fff}#startBtn:hover{transform:scale(1.05);box-shadow:0 4px 20px #3498db66}#startBtn:active{transform:scale(.97)}#continueBtn{background:linear-gradient(135deg,var(--warning),var(--gold));color:#fff}#continueBtn:hover{transform:scale(1.05);box-shadow:0 4px 20px #e67e2266}#continueBtn:active{transform:scale(.97)}#app{display:flex;flex-direction:column;align-items:center;gap:10px;padding:12px;max-width:100vw}canvas{border-radius:8px;box-shadow:0 4px 24px var(--shadow);max-width:100%;height:auto;cursor:pointer;touch-action:none;-webkit-tap-highlight-color:transparent;outline:none}canvas:active{cursor:crosshair}#controls{display:flex;gap:8px;flex-wrap:wrap;justify-content:center}button{font-family:inherit;font-size:14px;padding:8px 16px;border-radius:8px;border:1px solid var(--btn-border);background:var(--btn-bg);color:var(--text);cursor:pointer;transition:all .15s ease}button:hover{background:var(--accent-hover);border-color:var(--accent)}button:active{transform:scale(.96)}button.active{background:var(--btn-active-bg);border-color:var(--accent);color:var(--accent)}#flagBtn{background:var(--warning);border-color:var(--warning);color:#fff}#flagBtn:hover{background:#f09330;border-color:#f09330}#flagBtn.active{background:#d35400;border-color:#d35400;box-shadow:0 0 12px #e67e2280}#resetBtn{background:var(--danger);border-color:var(--danger);color:#fff}#resetBtn:hover{background:#ff6b81;border-color:#ff6b81}#statusBar{font-size:12px;color:var(--text-dim);text-align:center;padding:4px 0}.lang-btn,.diff-btn{font-size:13px;padding:6px 14px}.lang-btn.active,.diff-btn.active{background:var(--btn-active-bg);border-color:var(--accent);color:var(--accent)}.theme-btn{font-size:13px;padding:6px 20px;border:1px solid var(--menu-border);background:var(--btn-bg);color:var(--text);border-radius:8px;cursor:pointer;transition:all .15s ease;width:100%;max-width:200px}.theme-btn:hover{background:var(--accent-hover);border-color:var(--accent)}#exitBtn{background:var(--purple);border-color:var(--purple);color:#fff}#exitBtn:hover{background:#a569bd;border-color:#a569bd}#exitBtn:active{transform:scale(.96)}.telegram-theme #menu{border-color:var(--tg-secondary-bg, var(--menu-border))}@media(max-width:480px){button{font-size:12px;padding:6px 12px}#app{gap:8px;padding:8px}#menu{padding:24px}#menuTitle{font-size:24px}}#leaderboardOverlay{position:fixed;top:0;right:0;bottom:0;left:0;background:var(--bg-overlay);display:flex;justify-content:center;align-items:center;z-index:200}#leaderboard{background:var(--menu-bg);border:1px solid var(--menu-border);border-radius:16px;padding:28px;max-width:500px;width:92vw;text-align:center;box-shadow:0 8px 40px var(--shadow);max-height:80vh;overflow-y:auto}#leaderboard h2{font-size:22px;margin-bottom:16px}#leaderboardContent{min-height:60px}.lb-empty{color:var(--text-dim);font-size:14px;padding:20px 0}.lb-section{margin-bottom:16px}.lb-section-title{font-size:15px;font-weight:700;color:var(--accent);margin-bottom:6px;text-transform:uppercase;letter-spacing:1px}.lb-table{width:100%;border-collapse:collapse;font-size:13px}.lb-table th{color:var(--text-dim);font-weight:400;text-transform:uppercase;letter-spacing:.5px;padding:4px 8px;border-bottom:1px solid var(--menu-border)}.lb-table td{padding:4px 8px;border-bottom:1px solid var(--menu-border);opacity:.7}.lb-table .lb-rank{color:var(--text-dim);width:32px}.lb-table .lb-rank-1{color:gold}.lb-table .lb-rank-2{color:silver}.lb-table .lb-rank-3{color:#cd7f32}.lb-table .lb-time{font-family:Courier New,monospace;font-weight:700;color:var(--success)}.lb-table .lb-date{color:var(--text-dim);font-size:11px}.lb-new-record{color:var(--gold);font-weight:700;font-size:14px;margin-bottom:12px;animation:pulse-gold 1s ease-in-out infinite alternate}@keyframes pulse-gold{0%{text-shadow:0 0 4px rgba(243,156,18,.3)}to{text-shadow:0 0 12px rgba(243,156,18,.7)}}#leaderboardCloseBtn{margin-top:12px;font-size:14px;padding:8px 24px}#leaderboardBtn{background:var(--btn-active-bg);border:1px solid var(--accent);color:var(--accent);font-size:14px;padding:8px 24px;border-radius:10px;cursor:pointer;transition:all .15s ease;width:100%;max-width:280px}#leaderboardBtn:hover{background:var(--accent-hover);box-shadow:0 0 12px #3498db4d}#gameOverOverlay{position:fixed;top:0;right:0;bottom:0;left:0;background:var(--bg-overlay);display:flex;justify-content:center;align-items:center;z-index:150;animation:fadeIn .3s ease}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}#gameOverBanner{background:var(--menu-bg);border:2px solid var(--menu-border);border-radius:20px;padding:32px 28px;max-width:360px;width:85vw;text-align:center;box-shadow:0 12px 48px var(--shadow);animation:slideUp .35s ease-out}@keyframes slideUp{0%{transform:translateY(40px);opacity:0}to{transform:translateY(0);opacity:1}}#gameOverIcon{font-size:48px;margin-bottom:8px}#gameOverTitle{font-size:22px;font-weight:700;margin-bottom:8px;color:var(--text)}#gameOverTime{font-size:15px;color:var(--text-dim);margin-bottom:4px}#gameOverPlace{font-size:16px;font-weight:700;margin-bottom:20px;min-height:24px}#gameOverPlace.new-record{color:var(--gold);animation:pulse-gold 1s ease-in-out infinite alternate}#gameOverPlace.has-place{color:var(--accent)}#gameOverBtns{display:flex;flex-direction:column;gap:8px;align-items:center}#gameOverPlayAgain{font-size:16px;padding:10px 32px;border-radius:10px;border:none;background:linear-gradient(135deg,var(--accent),var(--success));color:#fff;cursor:pointer;transition:transform .15s,box-shadow .15s;width:100%;max-width:240px}#gameOverPlayAgain:hover{transform:scale(1.05);box-shadow:0 4px 16px #3498db66}#gameOverPlayAgain:active{transform:scale(.97)}#gameOverExitBtn{font-size:14px;padding:8px 24px;border-radius:8px;background:transparent;border:1px solid var(--menu-border);color:var(--text-dim);cursor:pointer;transition:all .15s ease;width:100%;max-width:240px}#gameOverExitBtn:hover{color:var(--text);border-color:var(--text-dim)}@media(max-width:480px){#gameOverBanner{padding:24px 20px}#gameOverIcon{font-size:40px}#gameOverTitle{font-size:20px}}