*{box-sizing:border-box;margin:0;padding:0}:root{--bg:#0a0a14;--panel-bg:#12122a;--border:#2a2a4a;--accent:#00e5ff;--text:#d0d0e0;--text-dim:#6a6a8a;--cell-radius:3px;--font:system-ui, -apple-system, "Segoe UI", Roboto, sans-serif}body{background:var(--bg);color:var(--text);font-family:var(--font);touch-action:manipulation;-webkit-tap-highlight-color:transparent;overflow:hidden}#app{flex-direction:column;justify-content:center;align-items:center;min-height:100dvh;padding:8px;display:flex}.game-title{letter-spacing:.2em;text-transform:uppercase;color:var(--accent);text-shadow:0 0 10px #00e5ff66,0 0 30px #00e5ff26;-webkit-user-select:none;user-select:none;margin-bottom:6px;font-size:1.1rem;font-weight:800}.game-container{align-items:flex-start;gap:16px;display:flex}.game-board{line-height:0;position:relative}#game-canvas{border:2px solid var(--border);background:#0d0d1a;border-radius:4px;width:300px;height:600px;box-shadow:0 0 20px #00e5ff14,inset 0 0 30px #0000004d}.overlay{color:#fff;z-index:10;opacity:1;background:#000000d9;border-radius:4px;flex-direction:column;justify-content:center;align-items:center;gap:8px;transition:opacity .25s,transform .25s;display:flex;position:absolute;inset:0;transform:scale(1)}.overlay.hidden{opacity:0;pointer-events:none;transform:scale(.95)}.overlay h2{letter-spacing:.08em;text-transform:uppercase;color:var(--accent);text-shadow:0 0 12px #00e5ff80;font-size:2rem}.overlay p{color:var(--text-dim);font-size:.9rem}.overlay p span{color:#fff;font-weight:700}.overlay button{cursor:pointer;border:2px solid var(--accent);color:var(--accent);text-transform:uppercase;letter-spacing:.05em;touch-action:manipulation;background:0 0;border-radius:6px;margin-top:6px;padding:10px 28px;font-size:1rem;transition:background .2s,color .2s,box-shadow .2s}.overlay button:hover{background:var(--accent);color:var(--bg);box-shadow:0 0 16px #00e5ff66}.overlay button:focus-visible{outline-offset:2px;outline:2px solid #ffe45e}#gameover-overlay .final-stats{text-align:center;margin:4px 0;line-height:1.6}#gameover-overlay .final-stats .stat-label{text-transform:uppercase;color:var(--text-dim);letter-spacing:.1em;font-size:.7rem}#gameover-overlay .final-stats .stat-value{color:var(--accent);font-size:1.5rem;font-weight:800;display:block}.new-high-score{text-shadow:0 0 10px #ffe45e80;animation:1s ease-in-out infinite alternate glow-pulse;color:#ffe45e!important}@keyframes glow-pulse{0%{text-shadow:0 0 8px #ffe45e4d}to{text-shadow:0 0 20px #ffe45eb3}}.side-panel{background:var(--panel-bg);border:1px solid var(--border);border-radius:6px;flex-direction:column;gap:8px;min-width:110px;padding:10px;display:flex;box-shadow:0 0 12px #0000004d}.panel-section h3{text-transform:uppercase;color:var(--text-dim);letter-spacing:.1em;margin-bottom:2px;font-size:.65rem}.panel-section div{color:var(--accent);font-variant-numeric:tabular-nums;font-size:1.3rem;font-weight:700;transition:transform .15s,text-shadow .15s}.panel-section div.bump{text-shadow:0 0 8px #00e5ff80;transform:scale(1.15)}.panel-section canvas{border:1px solid var(--border);background:#0000004d;border-radius:3px;width:80px;height:50px;display:block}#next-canvas{height:180px}.panel-buttons{flex-direction:column;gap:4px;margin-top:6px;display:flex}.panel-buttons button{cursor:pointer;border:1px solid var(--border);color:var(--text);touch-action:manipulation;text-transform:uppercase;letter-spacing:.05em;background:#ffffff0d;border-radius:4px;padding:6px 10px;font-size:.75rem;transition:background .15s,border-color .15s}.panel-buttons button:hover{border-color:var(--accent);background:#ffffff1a}.panel-buttons button:focus-visible{outline-offset:2px;outline:2px solid #ffe45e}.mobile-controls{flex-direction:column;gap:6px;width:100%;max-width:360px;margin-top:10px;display:none}.mobile-row{justify-content:center;gap:6px;display:flex}.mobile-btn{border:1px solid var(--border);background:var(--panel-bg);color:var(--text);cursor:pointer;touch-action:manipulation;-webkit-user-select:none;user-select:none;text-transform:uppercase;letter-spacing:.03em;border-radius:8px;flex:1;padding:14px 8px;font-size:.9rem;font-weight:600;transition:background .1s,border-color .1s}.mobile-btn:active{border-color:var(--accent);background:#00e5ff26}.mobile-btn:focus-visible{outline-offset:2px;outline:2px solid #ffe45e}#btn-pause{flex:.6;padding:14px 6px;font-size:.8rem}#resume-btn{margin-top:4px}@media (width<=768px){.game-title{margin-bottom:4px;font-size:.9rem}.game-container{flex-direction:column;align-items:center;gap:10px}#game-canvas{width:240px;height:480px}.side-panel{flex-flow:wrap;gap:6px;width:240px;min-width:0;padding:6px}.panel-section{flex:45%;min-width:60px}.panel-section canvas{width:60px;height:40px}#next-canvas{height:120px}.panel-buttons{flex-flow:wrap;width:100%;margin-top:0}.panel-buttons button{flex:30%}.mobile-controls{display:flex}}@media (width<=400px){#game-canvas{width:200px;height:400px}.side-panel{width:200px}}