/* The cave look: pure black, Grove Void greys, warm off-white type (same as Pulse) */
:root{
  --bg:#000; --card:#1c1c1c; --card-touch:#242424; --card-3:#2e2e2e; --line:rgba(255,255,255,.08);
  --text:#f3efe8; --text-2:#9a9893; --text-3:#5f5e5b; --accent:#f3efe8; --ink:#000;
  --r-card:22px; --r-btn:14px;
  --font:-apple-system,BlinkMacSystemFont,"SF Pro Text","Inter","Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  color-scheme:dark;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font);-webkit-font-smoothing:antialiased;-webkit-text-size-adjust:100%}
[hidden]{display:none!important}
.vh{position:absolute;width:1px;height:1px;opacity:0;overflow:hidden;pointer-events:none;left:0;top:0}
button{font:inherit;color:inherit;background:none;border:0;padding:0;cursor:pointer}
button:disabled{opacity:.35;cursor:default}
h2{margin:0;font-size:15px;font-weight:600}
.page{max-width:560px;margin:0 auto;padding:calc(env(safe-area-inset-top,0px) + 18px) calc(env(safe-area-inset-right,0px) + 16px) calc(env(safe-area-inset-bottom,0px) + 28px) calc(env(safe-area-inset-left,0px) + 16px)}
.top{padding:2px 2px 6px}
.brand{font-size:13px;font-weight:650;letter-spacing:.22em;text-transform:uppercase}
.sub{margin:6px 0 0;color:var(--text-2);font-size:14px;line-height:1.4}
.card{background:var(--card);border-radius:var(--r-card);padding:16px;margin-top:14px}
.head{display:flex;align-items:baseline;justify-content:space-between;gap:10px;margin-bottom:10px}
.head2{margin-top:16px}
.hint{color:var(--text-3);font-size:12px;text-align:right}
.quiet{margin:0 0 10px;color:var(--text-2);font-size:14px}
.rows{display:flex;flex-direction:column}
.row{display:flex;justify-content:space-between;gap:12px;padding:8px 0;border-top:1px solid var(--line);font-size:14px;line-height:1.35}
.row:first-child{border-top:0;padding-top:2px}
.row b{font-weight:500;color:var(--text);text-align:right}
.row span{color:var(--text-2)}
.yes{color:var(--text)}
.no{color:#ff8a7a}
.list{display:flex;flex-direction:column;gap:8px;margin-bottom:12px}
.item{background:var(--card-touch);border-radius:16px;padding:11px 13px;font-size:13px;line-height:1.45;color:var(--text-2)}
.item .t{color:var(--text);font-size:14px;font-weight:500;display:flex;justify-content:space-between;gap:8px}
.item .t i{font-style:normal;color:var(--text-3);font-weight:400;white-space:nowrap}
.item .bad{color:#ff8a7a}
.btn{display:block;width:100%;height:46px;border-radius:var(--r-btn);background:var(--card-3);font-weight:500;font-size:15px}
.btn:active{background:#383838}
.link{color:var(--text);font-size:14px;font-weight:500}
.stage{margin-top:18px}
.frame{position:relative;margin:0 auto;background:#000;aspect-ratio:9/16;height:min(56vh,620px);max-width:100%;outline:1px solid var(--line)}
.frame.wide{aspect-ratio:16/9;height:auto;width:100%}
.frame canvas{position:absolute;inset:0;width:100%;height:100%;display:block}
.empty{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;color:var(--text-3);font-size:14px;pointer-events:none}
.bar{display:flex;align-items:center;justify-content:space-between;padding:12px 4px 4px}
.tc{font-variant-numeric:tabular-nums;font-size:13px;color:var(--text-2);width:70px}
.tc.r{text-align:right}
.play{width:56px;height:56px;border-radius:50%;background:var(--accent);color:var(--ink);display:flex;align-items:center;justify-content:center}
.play svg{width:24px;height:24px;fill:currentColor}
.play .i-stop{display:none}
.playing .play .i-play{display:none}
.playing .play .i-stop{display:block}
.opts{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-top:12px}
.seg{display:flex;align-items:center;gap:4px;background:var(--card);border-radius:12px;padding:4px 4px 4px 10px;font-size:13px}
.seg span{color:var(--text-3);margin-right:4px}
.seg button{padding:6px 10px;border-radius:9px;color:var(--text-2)}
.seg button.on{background:var(--card-3);color:var(--text)}
.res .t{margin-bottom:4px}
.res ul{margin:0;padding:0 0 0 16px}
.res li{margin:2px 0}
.res li b{color:var(--text);font-weight:500}
.foot{color:var(--text-3);font-size:12px;text-align:center;margin:18px 8px 0;line-height:1.4}