:root{color-scheme:dark;--bg: #000;--fg: #fff;--accent: #d4af37}*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}html,body{height:100%;background:var(--bg);color:var(--fg);font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;overflow:hidden}#stage{position:fixed;inset:0;display:grid;place-items:center;background:#000}#cam,#overlay{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}#cam{z-index:1}#overlay{z-index:2;pointer-events:none}#hud-top{position:absolute;top:max(env(safe-area-inset-top),16px);left:16px;right:16px;z-index:3;display:flex;justify-content:center}#watch-picker{background:#0000008c;color:var(--fg);border:1px solid rgba(255,255,255,.25);border-radius:10px;padding:10px 14px;font:inherit;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}#hud-bottom{position:absolute;bottom:max(env(safe-area-inset-bottom),24px);left:0;right:0;z-index:3;display:grid;place-items:center;gap:10px}#snap{width:72px;height:72px;border-radius:50%;border:4px solid rgba(255,255,255,.9);background:#ffffff26;cursor:pointer;transition:transform .1s ease}#snap:active{transform:scale(.92)}#hint{font-size:12px;opacity:.7;text-align:center;padding:0 24px}[hidden]{display:none!important}#tuner{display:flex;flex-direction:column;align-items:stretch;gap:6px;background:#0000008c;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.2);border-radius:10px;padding:10px 12px;font-size:11px;max-width:calc(100vw - 32px);min-width:260px}.tuner-row{display:flex;align-items:center;gap:10px}#tuner label{white-space:nowrap;opacity:.8;min-width:78px}#tuner input[type=range]{flex:1;min-width:120px;accent-color:var(--accent)}.tuner-size{flex-direction:column;align-items:stretch;gap:8px}.tuner-size label{min-width:0;white-space:normal;text-align:center;opacity:.95;font-size:13px}#tuner input#scale-mul[type=range]{accent-color:#a31415}#scale-val{display:none}#rot-val,#scale-val{display:inline-block;min-width:44px;text-align:right;font-variant-numeric:tabular-nums;font-weight:600;color:var(--accent)}.tuner-divider{margin-top:2px;padding-top:6px;border-top:1px dashed rgba(255,255,255,.15);font-size:10px;text-transform:uppercase;letter-spacing:1px;opacity:.5}.tuner-actions{display:flex;gap:6px;justify-content:flex-end}#guide-lock,#debug-toggle{background:transparent;color:var(--fg);border:1px solid rgba(255,255,255,.3);border-radius:6px;padding:4px 10px;font:inherit;font-size:11px;cursor:pointer}#guide-lock.on,#debug-toggle.on{background:var(--accent);color:#000;border-color:var(--accent)}#guide-size-val,#guide-x-val,#guide-y-val{display:inline-block;min-width:44px;text-align:right;font-variant-numeric:tabular-nums;font-weight:600;color:var(--accent)}#fps{position:absolute;bottom:6px;right:10px;font-size:10px;opacity:.5;font-variant-numeric:tabular-nums}#wrist-guide{--guide-rotation: 90deg;--guide-size-px: 225;--guide-tx-px: 2;--guide-ty-px: -18;position:absolute;inset:0;z-index:3;display:grid;place-items:center;pointer-events:none;opacity:0;transition:opacity .35s ease}#wrist-guide.active{opacity:.85}#wrist-guide.locked{opacity:.4}#wrist-guide img{width:calc(var(--guide-size-px) * 1px);max-width:80vw;height:auto;transform:translate(calc(var(--guide-tx-px) * 1px),calc(var(--guide-ty-px) * 1px)) rotate(var(--guide-rotation));filter:drop-shadow(0 0 14px rgba(0,0,0,.7))}.guide-label{margin-top:18px;font-size:13px;font-weight:500;letter-spacing:.3px;color:#fff;text-shadow:0 0 8px rgba(0,0,0,.7)}#permission-gate{position:absolute;inset:0;z-index:10;background:radial-gradient(ellipse at top,#1a1a1a,#000);display:grid;place-items:center;padding:24px;text-align:center;transition:opacity .3s ease}#permission-gate.hidden{opacity:0;pointer-events:none}#permission-gate h1{font-size:28px;font-weight:600;margin-bottom:12px;letter-spacing:-.5px}#permission-gate p{font-size:15px;opacity:.75;margin-bottom:32px;max-width:320px}#start{background:#a31415;color:#fff;border:none;border-radius:12px;padding:14px 36px;font:inherit;font-weight:700;font-size:16px;text-transform:uppercase;letter-spacing:.04em;cursor:pointer}.err{color:#ff6b6b;margin-top:16px;font-size:13px;min-height:1.2em}#desktop-fallback{position:absolute;inset:0;z-index:11;background:radial-gradient(ellipse at top,#1a1a1a,#000);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;padding:24px;text-align:center}#desktop-watch{width:96px;height:96px;object-fit:contain;margin-bottom:16px}#desktop-fallback h1{font-size:26px;font-weight:600;margin-bottom:12px;letter-spacing:-.5px}#desktop-fallback p{font-size:15px;opacity:.75;margin-bottom:24px;max-width:340px}#qr{background:#fff;padding:14px;border-radius:14px;line-height:0}#qr svg{display:block;width:200px;height:200px}.desktop-fallback__hint{margin-top:18px;font-size:13px;opacity:.6}