:root {
  --bg: #0e1116;
  --panel: #171b22;
  --panel-2: #1e242d;
  --line: #2a313c;
  --text: #e7ecf3;
  --muted: #8b95a4;
  --accent: #4f8cff;
  --green: #2ecc71;
  --amber: #f0a020;
  --red: #ff5d5d;
  --radius: 10px;
  --mono: ui-monospace, "SF Mono", Menlo, monospace;
}
* { box-sizing: border-box; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 15px/1.5 -apple-system, "Segoe UI", system-ui, sans-serif;
}
a { color: var(--accent); }
header.top {
  display: flex; align-items: center; gap: 12px;
  padding: 14px 22px; border-bottom: 1px solid var(--line); background: var(--panel);
}
header.top .logo { font-weight: 700; letter-spacing: .3px; }
header.top .logo span { color: var(--accent); }
header.top .sub { color: var(--muted); font-size: 13px; }
.spacer { flex: 1; }
.wrap { max-width: 1100px; margin: 0 auto; padding: 24px 22px; }

button, .btn {
  font: inherit; cursor: pointer; border: 1px solid var(--line);
  background: var(--panel-2); color: var(--text);
  padding: 8px 14px; border-radius: 8px; transition: .15s;
}
button:hover, .btn:hover { border-color: var(--accent); }
button.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
button.primary:hover { filter: brightness(1.08); }
button.ghost { background: transparent; }
button.danger { color: var(--red); }
input, textarea, select {
  font: inherit; background: var(--panel-2); border: 1px solid var(--line);
  color: var(--text); border-radius: 8px; padding: 9px 11px; width: 100%;
}
textarea { resize: vertical; min-height: 64px; }
label.field { display: block; margin: 12px 0; }
label.field span { display: block; color: var(--muted); font-size: 13px; margin-bottom: 5px; }

.card {
  background: var(--panel); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 18px;
}
.grid { display: grid; gap: 14px; }

.badge {
  display: inline-flex; align-items: center; gap: 6px; font-size: 12px;
  padding: 3px 9px; border-radius: 999px; border: 1px solid var(--line);
}
.badge::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--muted); }
.badge.in_review { color: var(--amber); } .badge.in_review::before { background: var(--amber); }
.badge.approved { color: var(--green); } .badge.approved::before { background: var(--green); }
.badge.changes_requested { color: var(--red); } .badge.changes_requested::before { background: var(--red); }

.review-row {
  display: flex; align-items: center; gap: 14px;
  padding: 14px 16px; border: 1px solid var(--line);
  border-radius: var(--radius); background: var(--panel); margin-bottom: 10px;
}
.review-row .title { font-weight: 600; }
.review-row .meta { color: var(--muted); font-size: 13px; }
.tc { font-family: var(--mono); color: var(--accent); cursor: pointer; }

/* review page layout */
.review-layout { display: grid; grid-template-columns: 1fr 360px; gap: 18px; align-items: start; }
@media (max-width: 880px) { .review-layout { grid-template-columns: 1fr; } }
#player-card video { width: 100%; border-radius: 8px; background: #000; display: block; }
#waveform { width: 100%; }

/* draw-on-frame overlay */
.video-wrap { position: relative; line-height: 0; }
.video-wrap canvas.draw {
  position: absolute; inset: 0; width: 100%; height: 100%;
  border-radius: 8px; pointer-events: none; touch-action: none;
}
.video-wrap.drawing canvas.draw { pointer-events: auto; cursor: crosshair; }
.video-wrap.drawing video { pointer-events: none; }
.draw-hint {
  position: absolute; top: 8px; left: 50%; transform: translateX(-50%);
  background: rgba(14,17,22,.82); border: 1px solid var(--accent); color: var(--text);
  font-size: 12px; padding: 4px 10px; border-radius: 999px; pointer-events: none;
}
.draw-tools { display: flex; align-items: center; gap: 8px; margin-bottom: 8px; flex-wrap: wrap; }
.draw-tools button { padding: 5px 10px; font-size: 13px; }
.draw-tools button.active { border-color: var(--accent); color: var(--accent); }
.draw-palette { display: none; gap: 6px; }
.draw-palette.show { display: inline-flex; }
.draw-palette .swatch {
  width: 18px; height: 18px; border-radius: 50%; cursor: pointer;
  border: 2px solid transparent;
}
.draw-palette .swatch.sel { border-color: var(--text); }
.comment .head .pen { color: var(--accent); font-size: 12px; }
.transport { display: flex; align-items: center; gap: 12px; margin-top: 12px; }
.transport .time { font-family: var(--mono); color: var(--muted); }

.comments { display: flex; flex-direction: column; height: 100%; }
.comment-list { display: flex; flex-direction: column; gap: 8px; max-height: 52vh; overflow: auto; padding-right: 4px; }
.comment {
  background: var(--panel-2); border: 1px solid var(--line);
  border-radius: 8px; padding: 10px 12px;
}
.comment.resolved { opacity: .5; }
.comment .head { display: flex; align-items: center; gap: 8px; font-size: 13px; }
.comment .head .author { font-weight: 600; }
.comment .head .when { color: var(--muted); margin-left: auto; font-size: 12px; }
.comment .body { margin-top: 5px; white-space: pre-wrap; }
.comment .actions { margin-top: 6px; }
.comment .actions button { padding: 3px 8px; font-size: 12px; }

.composer { margin-top: 14px; border-top: 1px solid var(--line); padding-top: 14px; }
.composer .at { font-size: 13px; color: var(--muted); margin-bottom: 6px; }
.composer .at b { color: var(--accent); font-family: var(--mono); }

.decision { display: flex; gap: 10px; margin-top: 14px; }
.decision button { flex: 1; }
.decided-by { margin-top: 8px; font-size: 12px; color: var(--muted); text-align: center; }

/* threaded replies */
.comment .replies { display: flex; flex-direction: column; gap: 6px; }
.comment .replies:not(:empty) { margin-top: 8px; }
.comment .reply {
  border-left: 2px solid var(--line); padding: 4px 0 4px 10px; margin-left: 4px;
}
.comment .reply .head { font-size: 12px; }
.comment .reply .body { margin-top: 2px; font-size: 14px; }
.comment .reply-box { margin-top: 8px; display: flex; flex-direction: column; gap: 6px; }
.comment .reply-box textarea { min-height: 44px; font-size: 14px; }
.comment .reply-box .reply-send { align-self: flex-end; padding: 4px 12px; font-size: 13px; }
.comment .actions { display: flex; gap: 8px; }
.toast {
  position: fixed; bottom: 22px; left: 50%; transform: translateX(-50%);
  background: var(--panel-2); border: 1px solid var(--accent); color: var(--text);
  padding: 10px 18px; border-radius: 8px; opacity: 0; transition: .2s; pointer-events: none;
}
.toast.show { opacity: 1; }
.empty { color: var(--muted); text-align: center; padding: 30px; }