:root{color-scheme:dark;--bg: #040806;--ink: #d6f7e2;--dim: #6d9b7e;--dimmer: #47705a;--accent: #5cff9d;--accent-deep: #1f9d5c;--panel: rgba(6, 18, 12, .58);--line: rgba(92, 255, 157, .18);--line-soft: rgba(92, 255, 157, .08)}*{box-sizing:border-box}html,body{margin:0;height:100%;overflow:hidden;background:var(--bg);background-image:radial-gradient(120% 90% at 50% 12%,#0b1a13,#050b08 55%,#010302);color:var(--ink);font-family:SF Mono,ui-monospace,Cascadia Code,Menlo,Consolas,monospace;-webkit-font-smoothing:antialiased}#app{position:fixed;top:0;right:0;bottom:0;left:0;z-index:0}#app canvas{display:block;touch-action:none}#hud{position:fixed;top:18px;left:20px;max-width:calc(100vw - 40px);z-index:10;pointer-events:none;-webkit-user-select:none;user-select:none;text-shadow:0 1px 14px rgba(0,0,0,.85)}#hud h1{margin:0;font-size:15px;font-weight:600;letter-spacing:.3em;color:var(--ink);text-shadow:0 0 18px rgba(92,255,157,.35),0 1px 14px rgba(0,0,0,.85)}#hud .sub{margin:6px 0 0;font-size:11px;letter-spacing:.06em;color:var(--dim)}#hud .hint{margin:10px 0 0;font-size:10px;letter-spacing:.08em;color:var(--dimmer)}#hud .hint .dot{margin:0 6px;opacity:.5}#hud kbd{display:inline-block;min-width:15px;margin-right:3px;padding:1px 5px;font:inherit;font-size:9.5px;line-height:1.5;text-align:center;color:var(--dim);background:#5cff9d0f;border:1px solid var(--line-soft);border-radius:4px}#status{position:fixed;left:50%;bottom:22px;z-index:10;transform:translate(-50%);display:flex;align-items:center;gap:14px;max-width:calc(100vw - 24px);padding:9px 16px;font-size:11px;letter-spacing:.14em;white-space:nowrap;background:var(--panel);border:1px solid var(--line);border-radius:12px;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);box-shadow:0 18px 50px #0000008c,inset 0 1px #5cff9d0f;pointer-events:none;-webkit-user-select:none;user-select:none}#status[hidden]{display:none}#status .cell{display:flex;align-items:center;gap:10px;min-width:0}#status .rule{flex:0 0 1px;height:14px;background:var(--line)}#status .unit{margin-left:6px;font-size:10px;letter-spacing:.18em;color:var(--dimmer)}#level-label{color:var(--ink);font-weight:600}#cube-count{color:var(--accent);font-variant-numeric:tabular-nums}#phase{font-size:10px;letter-spacing:.22em;color:var(--accent)}#phase.is-hold{color:var(--dim)}#phase.is-move{color:var(--accent);text-shadow:0 0 12px rgba(92,255,157,.45)}#phase.is-paused{color:#ffd76b;animation:pulse 1.4s ease-in-out infinite}@keyframes pulse{50%{opacity:.35}}#progress{display:block;width:110px;height:3px;overflow:hidden;background:#5cff9d1a;border-radius:2px}#progress-fill{display:block;width:100%;height:100%;transform:scaleX(.87);transform-origin:left center;will-change:transform;background:linear-gradient(90deg,var(--accent-deep),var(--accent));box-shadow:0 0 10px #5cff9d99}#level-pips{display:flex;gap:4px}#level-pips .pip{width:9px;height:3px;border-radius:1px;background:#5cff9d24;transition:background .16s linear,box-shadow .16s linear}#level-pips .pip.on{background:var(--accent);box-shadow:0 0 8px #5cff9db3}#level-pips .pip.next{background:#5cff9d6b}#fallback{position:fixed;top:0;right:0;bottom:0;left:0;z-index:20;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;padding:32px;text-align:center}#fallback[hidden]{display:none}#fallback strong{font-size:13px;font-weight:600;letter-spacing:.3em;color:var(--accent)}#fallback span{max-width:34em;font-size:11px;line-height:1.7;letter-spacing:.04em;color:var(--dim)}@media (max-width: 620px){#hud .hint{display:none}#status{gap:10px;padding:8px 12px;font-size:10px}#progress{width:68px}}@media (max-width: 560px){#status #meter,#status .meter-rule{display:none}}@media (prefers-reduced-motion: reduce){#phase.is-paused{animation:none}#level-pips .pip{transition:none}}