:root {
  --bg: #0b0f0c;
  --panel: #131a15;
  --line: #233527;
  --green: #4ade80;
  --pink: #f472b6;
  --red: #f87171;
  --text: #e7f0e9;
  --dim: #8aa792;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font: 14px/1.4 -apple-system, Helvetica, sans-serif; }
.spin { animation: spin 1.2s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- app frame (Version A: three columns) ---------- */
.app { height: 100vh; display: flex; flex-direction: column; overflow: hidden; }
.topbar { height: 64px; display: flex; align-items: center; gap: 16px; padding: 0 24px; border-bottom: 1px solid var(--line); flex-shrink: 0; }
.topbar .title { font-size: 22px; font-weight: 800; letter-spacing: -0.01em; }
.topbar .tagline { color: var(--dim); font-size: 13px; }
.grow { flex-grow: 1; }
.pill { display: flex; align-items: center; gap: 8px; font-weight: 800; font-size: 12px; letter-spacing: .1em; border-radius: 999px; padding: 6px 12px; border: 1px solid var(--line); color: var(--dim); }
.pill.live { color: var(--red); border-color: var(--red); background: rgba(248,113,113,.12); }
.dot { width: 8px; height: 8px; border-radius: 999px; background: currentColor; display: inline-block; }
.status-note { color: var(--dim); font-size: 13px; }
.columns { display: flex; flex-grow: 1; min-height: 0; }
.col { background: var(--panel); display: flex; flex-direction: column; flex-shrink: 0; }
.chatcol { width: 340px; border-right: 1px solid var(--line); }
.rightcol { width: 400px; border-left: 1px solid var(--line); }
.colhead { padding: 14px 16px 10px; border-bottom: 1px solid var(--line); }
.colhead .h { font-size: 12px; font-weight: 800; letter-spacing: .1em; color: var(--green); }
.colhead .hint { font-size: 12px; color: var(--dim); margin-top: 2px; }
.section { display: flex; flex-direction: column; min-height: 0; flex: 1 1 0; }
.section + .section { border-top: 1px solid var(--line); }
.list { padding: 10px; display: flex; flex-direction: column; gap: 8px; overflow-y: auto; }
.empty { color: var(--dim); padding: 10px; font-size: 13px; }

/* ---------- stage ---------- */
.stage { flex-grow: 1; min-width: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 12px; padding: 20px 24px; }
.banner { display: flex; align-items: center; gap: 10px; border: 1px solid var(--line); background: var(--panel); border-radius: 999px; padding: 8px 16px; color: var(--dim); font-size: 13px; }
.banner:empty { display: none; }
.player { position: relative; height: min(72vh, 680px); aspect-ratio: 9/16; border-radius: 12px; overflow: hidden; background: #000; box-shadow: 0 20px 60px rgba(0,0,0,.6); flex-shrink: 0; }
.player video { width: 100%; height: 100%; object-fit: cover; display: block; }
.hud { position: absolute; inset: 0; pointer-events: none; }
.hud > * { pointer-events: auto; }
.hud-top { position: absolute; top: 14px; left: 14px; right: 14px; display: flex; gap: 8px; align-items: flex-start; }
.badge { display: flex; align-items: center; gap: 6px; font-weight: 800; font-size: 11px; letter-spacing: .1em; border-radius: 6px; padding: 5px 8px; flex-shrink: 0; background: rgba(0,0,0,.7); border: 1px solid var(--line); color: var(--text); }
.badge.live { background: var(--red); color: #2b0b0b; border-color: var(--red); }
.badge.live .dot { background: #2b0b0b; }
.overlay { background: rgba(0,0,0,.7); border: 1px solid var(--line); border-radius: 8px; padding: 6px 10px; font-size: 12px; min-width: 0; }
.overlay .label { color: var(--green); font-size: 10px; letter-spacing: .12em; font-weight: 700; }
.overlay.muted .label { color: var(--dim); }
.unmute { position: absolute; right: 14px; bottom: 14px; background: var(--green); color: #06210f; border: 0; border-radius: 8px; padding: 8px 12px; font-weight: 700; font-size: 12px; cursor: pointer; }
.under { min-height: 20px; max-width: 480px; width: 100%; display: flex; justify-content: center; }
.stage-hint { color: var(--dim); font-size: 12px; text-align: center; }
.promptcard { width: 100%; background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 12px 16px; }
.promptcard .label { color: var(--green); font-size: 10px; letter-spacing: .12em; font-weight: 800; }
.promptcard .meta { color: var(--dim); font-size: 12px; margin-top: 4px; }
.err { color: var(--red); font-size: 11px; text-align: center; }

/* ---------- chat ---------- */
.chatfeed { flex-grow: 1; overflow-y: auto; padding: 10px; }
.msg { padding: 6px 8px; border-radius: 8px; margin-bottom: 4px; display: flex; gap: 8px; align-items: baseline; }
.msg:hover { background: #182219; }
.msg .u { color: var(--pink); font-weight: 700; white-space: nowrap; }
.msg .m { flex: 1; overflow-wrap: anywhere; }
.msg.pending { opacity: .55; }
.msg .chk { color: var(--dim); font-size: 11px; white-space: nowrap; }
.msg .cand { color: var(--green); font-size: 10px; }
.composer { display: flex; gap: 8px; padding: 10px; border-top: 1px solid var(--line); }
.composer input { flex: 1; background: #0e140f; border: 1px solid var(--line); border-radius: 8px; color: var(--text); padding: 10px; height: 44px; }
.composer button { background: var(--pink); border: 0; border-radius: 8px; color: #2b0b1c; font-weight: 700; padding: 0 16px; height: 44px; cursor: pointer; }

/* ---------- up next ---------- */
.upnext { display: flex; gap: 12px; align-items: center; border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; }
.upnext .n { width: 24px; height: 24px; border-radius: 999px; background: var(--line); font-weight: 800; font-size: 12px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.upnext .body { flex-grow: 1; min-width: 0; }
.upnext .who { color: var(--dim); font-size: 12px; margin-top: 2px; }
.chip { display: flex; align-items: center; gap: 6px; font-size: 11px; font-weight: 800; letter-spacing: .08em; border: 1px solid; border-radius: 999px; padding: 4px 10px; flex-shrink: 0; }
.chip.ready { color: var(--green); border-color: var(--green); }
.chip.generating { color: var(--pink); border-color: var(--pink); }

/* ---------- vote board ---------- */
.boardhead { position: relative; border-bottom: 1px solid var(--line); }
.boardhead .row { padding: 14px 16px 10px; display: flex; align-items: center; gap: 12px; }
.boardhead .h { font-size: 12px; font-weight: 800; letter-spacing: .1em; color: var(--green); }
.boardhead .hint { font-size: 12px; color: var(--dim); margin-top: 2px; }
.timer { display: flex; align-items: center; gap: 8px; flex-shrink: 0; }
.timer .lbl { font-size: 10px; letter-spacing: .1em; font-weight: 800; color: var(--dim); text-align: right; }
.timer .t { font-size: 18px; font-weight: 800; font-variant-numeric: tabular-nums; line-height: 1.1; text-align: right; }
.bar { height: 3px; background: var(--line); }
.bar > div { height: 3px; background: var(--green); transition: width .25s linear; }
.vote { display: flex; gap: 10px; align-items: center; border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; }
.vote.leading { border-color: var(--green); background: #0f1a12; }
.vote .body { flex-grow: 1; min-width: 0; }
.vote .who { color: var(--dim); font-size: 12px; margin-top: 2px; }
.vote button { display: flex; align-items: center; gap: 6px; height: 44px; padding: 0 14px; border-radius: 8px; border: 1px solid var(--line); background: transparent; color: var(--dim); font-weight: 700; font-size: 14px; cursor: pointer; flex-shrink: 0; }
.vote button:hover { color: var(--green); border-color: var(--green); }
.vote button.voted { color: var(--green); border-color: var(--green); background: rgba(74,222,128,.1); cursor: default; }
.pool { color: var(--dim); font-size: 12px; padding: 4px 16px 12px; }

/* ---------- past clips ---------- */
.clipcard { display: flex; gap: 12px; align-items: center; border: 1px solid var(--line); border-radius: 10px; padding: 8px; cursor: pointer; }
.clipcard:hover { border-color: var(--green); }
.clipcard.selected { border-color: var(--green); background: #0f1a12; }
.clipcard img, .clipcard .noimg { width: 54px; height: 96px; object-fit: cover; border-radius: 6px; flex-shrink: 0; background: #000; }
.clipcard .body { flex-grow: 1; min-width: 0; }
.clipcard .t { font-weight: 700; }
.clipcard .p { color: var(--dim); font-size: 12px; margin-top: 2px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.clipcard .s { color: var(--dim); font-size: 11px; margin-top: 6px; }
.clipcard.selected .s { color: var(--green); font-weight: 800; letter-spacing: .08em; }

/* ---------- control room ---------- */
.control-page { min-height: 100vh; display: flex; align-items: center; justify-content: center; font-size: 15px; line-height: 1.5; }
.control { background: var(--panel); border: 1px solid var(--line); border-radius: 16px; padding: 32px; width: min(420px, 92vw); text-align: center; }
.control h1 { font-size: 18px; letter-spacing: .1em; margin: 0 0 24px; }
.control .status { font-size: 28px; font-weight: 800; margin-bottom: 6px; }
.control .status.on { color: var(--red); }
.control .status.off { color: var(--dim); }
.control .detail { color: var(--dim); font-size: 13px; min-height: 40px; }
.control .cost { color: var(--dim); font-size: 12px; margin-top: 4px; }
.control button { display: block; width: 100%; border: 0; border-radius: 10px; padding: 16px; font-size: 16px; font-weight: 800; cursor: pointer; margin-top: 14px; }
.control .start { background: var(--green); color: #06210f; }
.control .stop { background: transparent; color: var(--red); border: 1px solid var(--red); }
.control button:disabled { opacity: .4; cursor: default; }
.control .err { position: static; margin-top: 10px; min-height: 16px; font-size: 12px; }
.control a { color: var(--green); }