:host{display:block;width:100%;height:100%;color-scheme:dark;--ink:#eaf6ff;--muted:#9fc3e8;--panel:rgba(8,16,48,.94);--panel-edge:rgba(120,200,255,.45);--accent:#ff8a00;--cyan:#39c2ff;--focus:#ffd21f;background:#0a1030;color:var(--ink);font-family:"Chakra Petch","Avenir Next",Avenir,sans-serif;overflow:hidden;overscroll-behavior:none;touch-action:none;-webkit-tap-highlight-color:transparent}
    *{box-sizing:border-box}button{font:inherit}
    .game-shell{position:relative;width:100vw;height:100vh;height:100svh;overflow:hidden;background:#0a1030;isolation:isolate;touch-action:none}
    canvas{display:block;width:100%;height:100%;touch-action:none}
    .hud{position:absolute;z-index:3;top:max(12px,env(safe-area-inset-top));left:14px;right:14px;display:flex;align-items:flex-start;gap:10px;pointer-events:none}
    .attempt-box{flex:none;padding:7px 12px;border:2px solid var(--panel-edge);border-radius:10px;background:rgba(6,12,40,.78);font-size:12px;font-weight:700;letter-spacing:.09em;text-transform:uppercase;color:var(--muted)}
    .attempt-box strong{display:block;font-size:17px;letter-spacing:.02em;color:#fff;text-transform:none}
    .progress-wrap{flex:1;max-width:520px;margin:4px auto 0}
    .progress-track{position:relative;height:18px;border:2px solid rgba(234,246,255,.85);border-radius:999px;background:rgba(6,12,40,.78);overflow:hidden}
    .progress-fill{height:100%;width:0%;background:repeating-linear-gradient(45deg,#37d67a 0 14px,#2bb673 14px 28px);transition:width .12s linear}
    .progress-text{margin-top:4px;text-align:center;font-size:14px;font-weight:800;letter-spacing:.12em;color:#fff;text-shadow:0 2px 6px rgba(0,0,0,.6)}
    .mode-chip{flex:none;padding:6px 10px;border:2px solid #2ecc71;border-radius:999px;background:rgba(10,40,24,.85);color:#7dffb0;font-size:11px;font-weight:800;letter-spacing:.1em}
    .mode-chip[hidden]{display:none}
    .top-controls{flex:none;display:flex;gap:8px;pointer-events:auto}
    .icon-button{width:44px;height:44px;display:grid;place-items:center;padding:0;border:2px solid var(--panel-edge);border-radius:50%;color:#fff;background:rgba(6,12,40,.8);cursor:pointer}
    .icon-button[hidden]{display:none}
    .icon-button svg{width:20px;height:20px;fill:currentColor}
    .icon-button:active{transform:translateY(1px)}
    .icon-button:focus-visible,.primary:focus-visible,.secondary:focus-visible{outline:3px solid var(--focus);outline-offset:3px}
    .overlay{position:absolute;z-index:4;inset:0;display:grid;place-items:center;padding:20px;pointer-events:none}
    .card{width:min(430px,100%);max-height:calc(100svh - 120px);overflow-y:auto;padding:26px 24px 22px;color:var(--ink);background:var(--panel);border:2px solid var(--panel-edge);border-radius:16px;box-shadow:0 0 0 4px rgba(57,194,255,.12),0 22px 60px rgba(0,0,0,.5);text-align:center;pointer-events:auto}
    .card[hidden]{display:none}
    .eyebrow{margin:0 0 8px;color:var(--cyan);font-size:12px;font-weight:800;letter-spacing:.14em;text-transform:uppercase}
    h1{margin:0;font-family:"Bungee",sans-serif;font-size:clamp(34px,9vw,48px);line-height:1;color:#fff;text-shadow:3px 3px 0 var(--accent)}
    .level-name{margin:10px 0 4px;font-family:"Bungee",sans-serif;font-size:19px;color:var(--accent);letter-spacing:.03em}
    .intro{margin:8px auto 12px;max-width:36ch;color:var(--muted);font-size:14px;line-height:1.5}
    .best-line{margin:0 0 16px;font-size:13px;font-weight:800;color:#ffd21f;letter-spacing:.04em}
    .controls-note{display:flex;justify-content:center;flex-wrap:wrap;gap:7px;margin-bottom:16px;color:var(--muted);font-size:11px;font-weight:700}
    .key{padding:4px 8px;border:1px solid var(--panel-edge);border-radius:7px;background:rgba(57,194,255,.08)}
    .actions{display:grid;gap:9px}
    .primary,.secondary{min-height:50px;border-radius:12px;cursor:pointer;font-weight:800;letter-spacing:.03em}
    .primary{border:0;color:#fff;background:var(--accent);box-shadow:0 6px 0 #a35400;font-size:17px}
    .primary:active{transform:translateY(3px);box-shadow:0 3px 0 #a35400}
    .secondary{border:2px solid var(--panel-edge);color:var(--ink);background:transparent}
    .win-stats{margin:14px 0 18px;padding:12px;border:1px solid var(--panel-edge);border-radius:10px;background:rgba(57,194,255,.07);font-size:14px;font-weight:700;line-height:1.6}
    .level-picker{display:flex;align-items:center;justify-content:center;gap:10px;margin:4px 0 2px}
    .picker-arrow{flex:none;width:42px;height:42px;border-radius:50%;border:2px solid var(--panel-edge);background:rgba(57,194,255,.08);color:#fff;font-size:22px;font-weight:800;line-height:1;cursor:pointer}
    .picker-arrow:active{transform:translateY(1px)}
    .picker-arrow:disabled{opacity:.28;cursor:default;transform:none}
    .picker-arrow:focus-visible{outline:3px solid var(--focus);outline-offset:3px}
    .picker-mid{min-width:0}
    .picker-mid .level-name{margin:0}
    .picker-best{margin:3px 0 0;font-size:12px;font-weight:700;color:var(--muted)}
    .levels-note{margin:0 0 2px;font-size:12.5px;font-weight:700;color:var(--muted);line-height:1.45}
    .levels-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:12px 0 16px;text-align:left}
    .lvl-tile{display:flex;flex-direction:column;gap:3px;padding:10px;border:2px solid var(--panel-edge);border-radius:12px;background:rgba(57,194,255,.06);color:var(--ink);cursor:pointer;min-width:0}
    .lvl-tile:active{transform:translateY(1px)}
    .lvl-tile:focus-visible{outline:3px solid var(--focus);outline-offset:2px}
    .lvl-num{font-size:10px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
    .lvl-name{font-family:"Bungee",sans-serif;font-size:13px;color:#fff;line-height:1.2;overflow-wrap:break-word}
    .lvl-state{display:inline-flex;align-items:center;gap:4px;font-size:11px;font-weight:800;line-height:1.3}
    .lvl-state svg{width:13px;height:13px;fill:currentColor;flex:none}
    .lvl-tile.done{border-color:rgba(55,214,122,.65);background:rgba(46,204,113,.12)}
    .lvl-tile.done .lvl-state{color:#7dffb0}
    .lvl-tile.current{border-color:var(--accent);background:rgba(255,138,0,.14);box-shadow:0 0 0 2px rgba(255,138,0,.35)}
    .lvl-tile.current .lvl-state{color:#ffd21f}
    .lvl-tile.locked{opacity:.45;cursor:not-allowed}
    .lvl-tile.locked:active{transform:none}
    .lvl-tile.locked .lvl-state{color:var(--muted)}
    .legend-mark{display:inline-block;margin-left:8px;padding:2px 8px;border-radius:999px;background:#ffd21f;color:#4a3200;font-size:10px;font-weight:800;letter-spacing:.1em;vertical-align:middle}
    .legend-mark[hidden]{display:none}
    .legend-title{font-size:clamp(40px,11vw,62px);text-shadow:4px 4px 0 var(--accent),8px 8px 0 rgba(255,210,31,.55)}
    .legend-sub{margin:12px auto 4px;font-family:"Bungee",sans-serif;font-size:17px;color:#ffd21f;letter-spacing:.04em;line-height:1.35}
    .tap-hint{position:absolute;z-index:2;left:50%;bottom:max(86px,calc(env(safe-area-inset-bottom) + 70px));transform:translateX(-50%);color:rgba(234,246,255,.75);font-size:12px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;pointer-events:none;text-shadow:0 2px 6px rgba(0,0,0,.7)}
    @media(max-width:560px){.attempt-box{padding:5px 9px}.attempt-box strong{font-size:14px}.progress-wrap{margin-top:2px}.top-controls{margin-right:0}.icon-button{width:40px;height:40px}}
    @media(prefers-reduced-motion:reduce){.progress-fill{transition:none}}