:root{color-scheme:dark;font-family:Inter,system-ui,sans-serif;background:#05060a;color:#fff}*{box-sizing:border-box}body{margin:0;overflow:hidden}.game{position:relative;display:grid;place-items:center;height:100vh;background:radial-gradient(circle at 50% 30%,var(--glow,#153a4a),#05060a 65%)}.hud{position:absolute;inset:16px 16px auto;display:flex;align-items:center;justify-content:space-between;padding:12px 16px;border:1px solid #ffffff22;border-radius:14px;background:#05060acc;backdrop-filter:blur(12px)}.title{font-weight:900;letter-spacing:.08em}.stage{display:grid;place-items:center;text-align:center}.orb{width:min(38vw,260px);aspect-ratio:1;border-radius:50%;background:radial-gradient(circle at 35% 30%,#fff,var(--accent,#43e8ff) 8%,#131426 60%);box-shadow:0 0 80px var(--accent,#43e8ff);transition:.15s transform}.orb:active{transform:scale(.92)}.controls{position:absolute;left:50%;bottom:24px;display:flex;gap:10px;transform:translateX(-50%)}button{padding:12px 18px;border:1px solid #ffffff22;border-radius:11px;background:#11131e;color:#fff;font-weight:800;cursor:pointer}button.primary{border:0;background:var(--accent,#43e8ff);color:#06080d}.message{min-height:1.5em;color:#cbd5e1}kbd{padding:3px 7px;border:1px solid #ffffff33;border-radius:5px}