:root{--ink:#e8edf7;--muted:#8a94a8;--accent:#4cc2ff;--panel:#101520d1;--line:#ffffff1a}*{box-sizing:border-box}html,body{height:100%;color:var(--ink);-webkit-user-select:none;user-select:none;-webkit-tap-highlight-color:transparent;background:#0b0e15;margin:0;font:15px/1.45 -apple-system,Segoe UI,Roboto,sans-serif;overflow:hidden}#stage{touch-action:none;width:100%;height:100%;display:block;position:fixed;inset:0}#hud{padding:max(14px, env(safe-area-inset-top)) 18px 14px;pointer-events:none;background:linear-gradient(#0b0e15e6,#0000);justify-content:space-between;align-items:center;gap:16px;display:flex;position:fixed;top:0;left:0;right:0}.hud-title{letter-spacing:.2px;font-weight:600}.hud-progress{align-items:center;gap:10px;display:flex}.bar{background:#ffffff1f;border-radius:3px;width:132px;height:5px;overflow:hidden}.bar i{background:var(--accent);border-radius:3px;width:0;height:100%;transition:width .35s;display:block}#counter{font-variant-numeric:tabular-nums;color:var(--muted);min-width:46px}#tip,#toast{background:var(--panel);border:1px solid var(--line);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);pointer-events:none;text-align:center;border-radius:999px;max-width:min(90vw,460px);padding:10px 16px;position:fixed;left:50%;transform:translate(-50%)}#tip{bottom:max(22px, env(safe-area-inset-bottom));color:var(--muted);font-size:14px}#toast{opacity:0;font-size:14px;transition:opacity .25s;top:74px}#toast.show{opacity:1}#done{background:var(--panel);border:1px solid var(--line);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);text-align:center;opacity:0;border-radius:18px;width:min(88vw,380px);padding:26px 24px;transition:opacity .4s,transform .4s;position:fixed;top:50%;left:50%;transform:translate(-50%,-50%)scale(.96)}#done.show{opacity:1;transform:translate(-50%,-50%)scale(1)}#done h2{margin:0 0 8px;font-size:20px}#done p{color:var(--muted);margin:0 0 18px;font-size:14px}#to-code{background:var(--accent);color:#06202e;width:100%;font:inherit;cursor:pointer;border:0;border-radius:11px;padding:13px;font-weight:600}#to-code:active{transform:translateY(1px)}#loader{color:var(--muted);z-index:5;background:#0b0e15;flex-direction:column;justify-content:center;align-items:center;gap:14px;transition:opacity .5s;display:flex;position:fixed;inset:0}#loader.hidden{opacity:0;pointer-events:none}.spinner{border:2px solid #ffffff26;border-top-color:var(--accent);border-radius:50%;width:26px;height:26px;animation:.9s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}@media (width<=520px){.hud-title{font-size:14px}.bar{width:92px}}