:root{--bg:#14151a;--card:#1e2029;--fg:#e8e9ef;--muted:#8f93a3;--accent:#6ee7b7;--danger:#f87171;--warn:#fbbf24;--line:#2c2f3a}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{padding-bottom:env(safe-area-inset-bottom);background:var(--bg);color:var(--fg);overscroll-behavior-y:contain;margin:0;font:16px/1.5 -apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}header{padding:14px 16px calc(14px + env(safe-area-inset-top));padding-top:max(14px, env(safe-area-inset-top));border-bottom:1px solid var(--line)}h1{margin:0 0 4px;font-size:18px}h2{text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin:0 0 12px;font-size:13px}.tag{color:var(--muted);font-size:12px;font-weight:400}main{grid-template-columns:minmax(0,1fr);gap:14px;max-width:940px;margin:0 auto;padding:14px;display:grid}.card{background:var(--card);border-radius:12px;min-width:0;padding:14px}.row{flex-wrap:wrap;gap:8px;margin:10px 0 0;display:flex}.row.stack{flex-direction:column}button{min-height:48px;color:var(--fg);cursor:pointer;touch-action:manipulation;-webkit-tap-highlight-color:transparent;background:#2f3342;border:1px solid #3d4254;border-radius:10px;flex:auto;padding:10px 14px;font-size:15px}button:active:not(:disabled){background:#454b60}button:disabled{opacity:.35;cursor:not-allowed}button.primary{background:var(--accent);color:#0d1117;border-color:var(--accent);font-weight:700}button.danger{background:var(--danger);color:#17090a;border-color:var(--danger);font-weight:700}.status{color:var(--muted);white-space:pre-line;margin-top:8px;font-size:13px}.status:empty{margin:0}.status.ok{color:var(--accent)}.status.warn{color:var(--warn)}.status.err{color:var(--danger)}.check{color:var(--muted);align-items:center;gap:10px;min-height:44px;padding:10px 0;font-size:14px;display:flex}.check input{width:20px;height:20px;accent-color:var(--accent)}.segments{flex-wrap:wrap;gap:8px;display:flex}.segments button{flex:140px}.segments button.active{border-color:var(--accent);color:var(--accent);background:#26362f}.detail{color:var(--muted);margin-top:12px;font-size:13px}.detail .lyrics-preview{color:var(--fg);white-space:pre-line;margin-top:8px}.stage{flex-direction:column;align-items:center;gap:10px;display:flex}.frame{aspect-ratio:1;background:#000;border-radius:10px;width:min(100%,62svh);position:relative;overflow:hidden}.frame video{object-fit:cover;background:#000;width:100%;height:100%;display:block}.mirrored{transform:scaleX(-1)}@media (max-width:699px){.stage:not(.solo){width:100vw;margin-inline:calc(50% - 50vw)}.stage:not(.solo) .frame{border-radius:0;width:100%}}.stage.solo{--solo-reserve:calc(136px + env(safe-area-inset-bottom));z-index:60;padding:0 0 max(8px, env(safe-area-inset-bottom));background:#000;justify-content:center;gap:8px;position:fixed;inset:0}.stage.solo .frame{width:min(100vw, 100vh - var(--solo-reserve));width:min(100vw, 100svh - var(--solo-reserve));border-radius:0}.stage.solo #lyrics{flex:none;width:min(100%,900px);padding:0 12px}.stage.solo .solo-exit{flex:none;min-width:220px;min-height:44px;margin:0 12px}#countdown{color:#fff;text-shadow:0 2px 24px #000000e6;justify-content:center;align-items:center;font-size:22vw;font-weight:800;display:flex;position:absolute;inset:0}#lyrics{text-align:center;text-shadow:0 2px 8px #000000f2}#lyric-cur{justify-content:center;align-items:center;height:2.6em;font-size:5vw;font-weight:700;line-height:1.3;display:flex;overflow:hidden}#lyric-next{color:#c3c6d4;height:1.3em;font-size:3.6vw;line-height:1.3;overflow:hidden}#recdot{color:var(--danger);font-size:14px;font-weight:800;position:absolute;top:10px;left:12px}.hidden{display:none!important}.slider{margin-top:14px}.slider label{color:var(--muted);justify-content:space-between;font-size:14px;display:flex}.slider label b{color:var(--fg);font-variant-numeric:tabular-nums}.slider input[type=range]{width:100%;height:44px;accent-color:var(--accent)}.hint{color:var(--muted);margin-top:2px;font-size:12px}.takes{color:var(--muted);margin-top:10px;font-size:13px}.takes div{padding:2px 0}@media (min-width:700px){body{font-size:15px}main{gap:18px;padding:22px}.card{padding:18px}h1{font-size:20px}button{flex:0 auto;min-height:42px;font-size:14px}.stage.solo{--solo-reserve:calc(190px + env(safe-area-inset-bottom))}#countdown{font-size:90px}#lyric-cur{font-size:30px}#lyric-next{font-size:20px}}.finish{z-index:70;padding:32px 20px max(32px, env(safe-area-inset-bottom));text-align:center;background:var(--bg);flex-direction:column;justify-content:safe center;align-items:center;gap:12px;display:flex;position:fixed;inset:0;overflow-y:auto}.finish-mark{font-size:56px;line-height:1}.finish h1{margin:0;font-size:24px}.finish-recap{max-width:30em;color:var(--fg);margin:0}.finish-hint{max-width:30em;color:var(--muted);margin:0;font-size:13px}.finish-form{width:min(100%,26em);margin-top:10px}.finish-back{color:var(--muted);background:0 0;border:none;flex:none;margin-top:18px;font-size:13px}a{color:var(--accent)}main.narrow{max-width:720px}.grid{gap:10px;display:grid}label.field{color:var(--muted);gap:6px;font-size:13px;display:grid}input[type=text],input[type=password],input[type=file],textarea,select{width:100%;min-height:44px;font:inherit;color:var(--fg);background:#171922;border:1px solid #3d4254;border-radius:10px;padding:10px 12px}textarea{min-height:120px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:13px}table{border-collapse:collapse;width:100%;font-size:14px}th,td{text-align:left;border-bottom:1px solid var(--line);vertical-align:top;padding:8px 6px}th{color:var(--muted);text-transform:uppercase;letter-spacing:.06em;font-size:12px;font-weight:500}code.link{word-break:break-all;color:var(--fg);background:#171922;border-radius:8px;margin-top:4px;padding:8px;font-size:12px;display:block}.badge{border:1px solid var(--line);color:var(--muted);border-radius:999px;padding:2px 8px;font-size:12px}.badge.done{color:var(--accent);border-color:var(--accent)}.badge.run{color:var(--warn);border-color:var(--warn)}.badge.fail{color:var(--danger);border-color:var(--danger)}