:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;padding:0;overflow:hidden;min-width:320px;min-height:100vh}canvas{display:block;margin:0;padding:0;border:none;outline:none}h1{font-size:3.2em;line-height:1.1}#app{max-width:1280px;margin:0 auto;padding:2rem;text-align:center}.logo{height:6em;padding:1.5em;will-change:filter;transition:filter .3s}.logo:hover{filter:drop-shadow(0 0 2em #646cffaa)}.logo.vanilla:hover{filter:drop-shadow(0 0 2em #f7df1eaa)}.card{padding:2em}.read-the-docs{color:#888}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media(prefers-color-scheme:light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}#game-ui{position:fixed;top:0;left:0;width:100%;height:100%;pointer-events:none;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif}.hud-element{pointer-events:auto}#score{position:absolute;top:20px;left:20px;font-size:24px;color:#fff;text-shadow:1px 1px 2px black;font-weight:700}#controls-btn{position:absolute;top:20px;right:20px;background:#0009;color:#fff;border:1px solid rgba(255,255,255,.3);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:100}#controls-btn:hover{background:#000c;border-color:#fff}#controls-panel{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);background:#10141ee6;padding:2rem;border-radius:12px;border:1px solid #444;color:#eee;min-width:300px;box-shadow:0 10px 30px #00000080;transition:opacity .2s}#controls-panel.hidden{display:none}#controls-panel h2{margin-top:0;color:#646cff}#controls-panel ul{list-style:none;padding:0;line-height:1.8}#controls-panel li{display:flex;justify-content:space-between;border-bottom:1px solid #333;padding:4px 0}#controls-panel li span:first-child{font-weight:700;color:#ccc}#game-hud{position:absolute;top:20px;left:20px;display:flex;flex-direction:column;gap:8px;pointer-events:auto}#game-hud .hud-element{background:#0009;padding:8px 16px;border-radius:6px;font-size:18px;font-weight:700;color:#fff;text-shadow:1px 1px 2px black;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);border:1px solid rgba(255,255,255,.15)}#round-display{color:#6cf}#timer{font-variant-numeric:tabular-nums;color:#fc6}#rings-remaining{color:#6f9}.hud-button{background:linear-gradient(135deg,#4a5568,#2d3748);color:#fff;padding:12px 20px;border-radius:8px;font-size:16px;font-weight:700;cursor:pointer;border:1px solid rgba(255,255,255,.2);transition:all .2s ease;pointer-events:auto}.hud-button:hover{background:linear-gradient(135deg,#5a6578,#3d4758);border-color:#6cf;transform:translateY(-1px);box-shadow:0 4px 12px #66ccff4d}.hud-button:active{transform:translateY(0)}.controls-toggle{position:absolute;top:20px;right:20px;background:#0009;color:#fff;border:1px solid rgba(255,255,255,.3);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:100}.controls-toggle:hover{background:#000c;border-color:#fff}.game-message{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);background:#10141ef2;padding:2rem 3rem;border-radius:16px;border:2px solid #66ccff;color:#fff;font-size:24px;font-weight:700;text-align:center;white-space:pre-line;box-shadow:0 0 40px #6cf6;pointer-events:auto;z-index:200;animation:fadeIn .3s ease}.game-message.hidden{display:none}@keyframes fadeIn{0%{opacity:0;transform:translate(-50%,-50%) scale(.9)}to{opacity:1;transform:translate(-50%,-50%) scale(1)}}#speed-selector{position:absolute;bottom:20px;left:20px;display:flex;align-items:center;gap:8px;background:#000000b3;padding:8px 14px;border-radius:8px;border:1px solid rgba(255,255,255,.2);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.speed-label{color:#888;font-size:14px;font-weight:500;margin-right:4px}.speed-btn{background:#ffffff1a;color:#aaa;border:1px solid rgba(255,255,255,.2);padding:6px 14px;border-radius:6px;font-size:13px;font-weight:600;cursor:pointer;transition:all .15s ease}.speed-btn:hover{background:#fff3;color:#fff;border-color:#ffffff4d}.speed-btn.active{color:#000}#speed-slow.active{background:linear-gradient(135deg,#0ff,#0cc);border-color:#0ff;box-shadow:0 0 12px #0ff6}#speed-normal.active{background:linear-gradient(135deg,#ff9f00,#ff6f00);border-color:#ff9f00;box-shadow:0 0 12px #ff9f0066}#speed-fast.active{background:linear-gradient(135deg,#ff4d4d,#c00);border-color:#ff4d4d;box-shadow:0 0 12px #ff4d4d66}#no-drain-container{position:absolute;bottom:80px;left:20px;background:#000000b3;padding:8px 14px;border-radius:8px;border:1px solid rgba(255,255,255,.2);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center}