:root{--bg: #0b1020;--panel: #151b31;--fg: #eef2ff;--muted: #98a2c0;--accent: #4ade80;--warn: #fbbf24;--line: #27304f}*{box-sizing:border-box}html,body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.45 -apple-system,BlinkMacSystemFont,Segoe UI,system-ui,sans-serif;-webkit-text-size-adjust:100%}#app{max-width:560px;margin:0 auto;padding:0 16px calc(24px + env(safe-area-inset-bottom));display:flex;flex-direction:column;gap:16px}#stage-wrap{position:relative;margin:0 -16px}#stage{position:relative;width:100%;aspect-ratio:3 / 4;background:#000;overflow:hidden}#stage.mirrored{transform:scaleX(-1)}#video,#overlay{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;object-fit:cover}#counter{position:absolute;top:12px;left:16px;display:flex;align-items:baseline;gap:8px;text-shadow:0 2px 12px rgba(0,0,0,.8)}#count{font-size:72px;font-weight:800;font-variant-numeric:tabular-nums;line-height:1}#count-label{color:var(--muted);text-transform:uppercase;letter-spacing:.08em;font-size:13px}#depth-track{position:absolute;right:16px;top:12px;bottom:52px;width:10px;border-radius:999px;background:#ffffff26;overflow:hidden}#depth-fill{position:absolute;bottom:0;width:100%;height:0;background:var(--accent);transition:height 60ms linear}#status{position:absolute;left:16px;right:16px;bottom:12px;margin:0;padding:8px 12px;border-radius:10px;background:#0b1020b8;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);font-size:14px;text-align:center}#status.warn{color:var(--warn)}#controls{display:flex;flex-direction:column;gap:12px}.row{display:flex;gap:10px}button{flex:1;padding:14px 16px;border-radius:12px;border:1px solid var(--line);font-size:16px;font-weight:600;color:var(--fg);background:var(--panel);cursor:pointer;-webkit-tap-highlight-color:transparent}button.primary{background:var(--accent);border-color:var(--accent);color:#06210f}button:disabled{opacity:.45;cursor:not-allowed}.field{display:flex;flex-direction:column;gap:6px;font-size:13px;color:var(--muted)}input[type=text]{padding:12px;font-size:16px;border-radius:10px;border:1px solid var(--line);background:var(--panel);color:var(--fg)}.muted{color:var(--muted);font-size:13px;margin:0}.fineprint{text-align:center;font-size:12px}#tuning{border:1px solid var(--line);border-radius:12px;padding:12px;background:var(--panel)}#tuning summary{cursor:pointer;font-size:14px;color:var(--muted)}.slider{display:flex;flex-direction:column;gap:4px;margin-top:12px;font-size:13px;color:var(--muted)}.slider input{width:100%}#board{border:1px solid var(--line);border-radius:12px;padding:12px 14px;background:var(--panel)}.board-head{display:flex;align-items:baseline;justify-content:space-between;gap:8px}.board-head h2{margin:0;font-size:15px;letter-spacing:.02em}button.link{flex:0 0 auto;width:auto;padding:4px 2px;background:none;border:none;color:var(--muted);font-size:13px;font-weight:500;text-decoration:underline}#board-list{list-style:none;margin:10px 0 0;padding:0;display:flex;flex-direction:column}#board-list li{display:grid;grid-template-columns:24px 1fr auto;align-items:baseline;gap:10px;padding:9px 0;border-top:1px solid var(--line);font-size:15px}#board-list li:first-child{border-top:none}#board-list li.me{color:var(--accent);font-weight:600}.rank{color:var(--muted);font-size:13px;font-variant-numeric:tabular-nums}#board-list li.me .rank{color:inherit}.who{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.score{font-variant-numeric:tabular-nums;font-weight:700}.score small{display:block;font-weight:400;font-size:11px;color:var(--muted);text-align:right}#board-note{margin-top:10px}#picker{display:flex;gap:4px;padding:4px;border:1px solid var(--line);border-radius:12px;background:var(--panel)}#picker button{flex:1;padding:10px 6px;font-size:14px;border:none;border-radius:9px;background:none;color:var(--muted)}#picker button[aria-selected=true]{background:var(--accent);color:#06210f;font-weight:700}