:root {
  --bg: #0e1116;
  --panel: #161b22;
  --panel-2: #1e2530;
  --line: #2b3440;
  --text: #e6edf3;
  --muted: #8b98a8;
  --accent: #4cc9f0;
  --a: #4cc9f0;
  --b: #ff9f1c;
  --radius: 10px;
  color-scheme: dark;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 14px/1.45 system-ui, -apple-system, "Segoe UI", sans-serif;
}

header {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  border-bottom: 1px solid var(--line);
}
h1 { margin: 0; font-size: 20px; letter-spacing: .2px; }
h1 span { color: var(--muted); font-weight: 400; font-size: 15px; margin-left: 6px; }
h2 { font-size: 12px; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); margin: 0 0 8px; }

.settings { display: flex; gap: 16px; }
label { display: inline-flex; gap: 6px; align-items: center; color: var(--muted); }

button, select, .file {
  font: inherit;
  color: var(--text);
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 7px;
  padding: 5px 10px;
  cursor: pointer;
}
button:hover:not(:disabled), .file:hover { border-color: #3d4a5a; }
button:disabled { opacity: .45; cursor: default; }
button.primary { background: #1f6feb; border-color: #1f6feb; color: #fff; }
.check { cursor: pointer; }

main { padding: 16px 20px 40px; display: grid; gap: 16px; max-width: 1500px; margin: 0 auto; }

/* clips */
.clips { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.clip {
  background: var(--panel);
  border: 1px solid var(--line);
  border-top: 3px solid var(--c);
  border-radius: var(--radius);
  padding: 12px;
  display: grid;
  gap: 10px;
  min-width: 0;
}
.clip-head { display: flex; align-items: center; gap: 10px; min-width: 0; }
.badge {
  width: 24px; height: 24px; border-radius: 50%;
  display: grid; place-items: center;
  background: var(--c); color: #0e1116; font-weight: 700;
  flex: none;
}
.name { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.stage {
  position: relative;
  aspect-ratio: 16 / 9;
  background: #000;
  border-radius: 8px;
  overflow: hidden;
}
.stage video, .stage canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.stage video { object-fit: contain; }
.stage canvas { pointer-events: none; }
.drop {
  position: absolute; inset: 0;
  display: grid; place-items: center; text-align: center;
  color: var(--muted);
  border: 2px dashed var(--line);
  border-radius: 8px;
  cursor: pointer;
}
.drop small { opacity: .7; }
.stage.over .drop { border-color: var(--c); color: var(--text); }
.clip.loaded .drop { display: none; }
.clip.shared video { visibility: hidden; }
.clip.mirrored video { transform: scaleX(-1); }
.shared-tag {
  display: none;
  position: absolute; left: 10px; bottom: 10px;
  padding: 3px 8px; border-radius: 6px;
  background: rgba(22, 27, 34, .85); color: var(--muted); font-size: 12px;
}
.clip.shared .shared-tag { display: block; }

.clip-controls { display: flex; align-items: center; gap: 12px; }
.status { color: var(--muted); font-variant-numeric: tabular-nums; }
.clip-meta { display: none; flex-wrap: wrap; gap: 8px; align-items: center; color: var(--muted); }
.clip.ready .clip-meta { display: flex; }
.clip-meta output { color: var(--text); font-variant-numeric: tabular-nums; }

/* compare */
.compare {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 16px;
}
.compare-stage, .panel, .timeline, .chart {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.compare-stage { position: relative; padding: 12px; display: grid; gap: 10px; }
#cmp { width: 100%; height: 560px; display: block; border-radius: 8px; background: #0b0e12; }
.empty {
  position: absolute; inset: 60px 12px 12px;
  display: grid; place-items: center;
  color: var(--muted); margin: 0; pointer-events: none;
}

.toolbar { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.seg { display: inline-flex; border: 1px solid var(--line); border-radius: 7px; overflow: hidden; }
.seg button { border: 0; border-radius: 0; background: transparent; color: var(--muted); }
.seg button + button { border-left: 1px solid var(--line); }
.seg button.on { background: var(--panel-2); color: var(--text); }
.hint { color: var(--muted); margin-left: auto; }

.panel { padding: 14px; display: flex; flex-direction: column; gap: 6px; }
.nums { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; margin-bottom: 14px; }
.nums th, .nums td { padding: 4px 6px; text-align: right; border-bottom: 1px solid var(--line); }
.nums th:first-child, .nums td:first-child { text-align: left; color: var(--muted); font-weight: 400; }
.nums thead th { font-size: 12px; font-weight: 600; }
.nums .a { color: var(--a); }
.nums .b { color: var(--b); }
.nums .d { color: var(--muted); }
.note { color: var(--muted); font-size: 12px; margin: auto 0 0; }

.timeline {
  grid-column: 1 / -1;
  display: flex; align-items: center; gap: 10px;
  padding: 10px 12px;
}
#play { width: 42px; }
#scrub { flex: 1; accent-color: var(--accent); }
#tlabel { width: 70px; text-align: right; font-variant-numeric: tabular-nums; }
.timeline { flex-wrap: wrap; }
.keys { flex-basis: 100%; margin: 0; color: var(--muted); font-size: 12px; }
kbd {
  font: inherit; font-size: 11px;
  padding: 1px 5px; border: 1px solid var(--line); border-bottom-width: 2px; border-radius: 4px;
  background: var(--panel-2); color: var(--text);
}
@media (hover: none) { .keys { display: none; } }

.chart { grid-column: 1 / -1; padding: 12px; display: grid; gap: 10px; }
#chart { width: 100%; height: 220px; display: block; }

@media (max-width: 1000px) {
  .compare { grid-template-columns: 1fr; }
  #cmp { height: 440px; }
}
@media (max-width: 760px) {
  main { padding: 12px 16px 32px; }
  .clips { grid-template-columns: 1fr; }
  .hint { margin-left: 0; }
}