:root {
  color-scheme: dark; /* native controls (e.g. date picker icon) render for a dark UI */
  --bg: #0d1117;
  --bg-elev: #161b22;
  --bg-elev-2: #1c2230;
  --border: #2a3140;
  --text: #e6edf3;
  --muted: #8b949e;
  --accent: #ef4136;      /* Fastly red */
  --accent-2: #ff6b52;
  --ok: #3fb950;
  --warn: #d29922;
  --err: #f85149;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
  --radius: 10px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 14px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

/* ---- top bar ---- */
.topbar {
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-elev);
  flex-wrap: wrap;
}
.brand { display: flex; align-items: center; gap: 10px; }
.brand h1 { font-size: 16px; margin: 0; font-weight: 650; letter-spacing: .2px; }
.brand .dot {
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--accent); box-shadow: 0 0 12px var(--accent);
}
.brand-sub { color: var(--muted); font-size: 13px; }

/* ---- layout ---- */
.layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 380px;
  gap: 20px;
  padding: 20px;
  max-width: 1400px;
  margin: 0 auto;
}
@media (max-width: 900px) {
  .layout { grid-template-columns: 1fr; }
  /* stack video (stage) on top, config below */
  .stage { order: 0; }
  .controls { order: 1; }
}

.stage { display: flex; flex-direction: column; gap: 16px; min-width: 0; }

/* ---- video ---- */
.video-wrap {
  background: #000;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 16 / 9;
  display: flex;
}
#video { width: 100%; height: 100%; display: block; background: #000; }

/* ---- id strip ---- */
.ids-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 10px;
}
.id-chip {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 8px 12px;
  min-width: 0;
}
.id-label { display: block; color: var(--muted); font-size: 11px; text-transform: uppercase; letter-spacing: .5px; }
.id-chip code {
  font-family: var(--mono); font-size: 12px; color: var(--text);
  display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}

/* ---- panels ---- */
.panel {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.panel-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 14px; border-bottom: 1px solid var(--border);
}
.panel-head h2 { font-size: 13px; margin: 0; font-weight: 600; color: var(--text); }
.panel-actions { display: flex; align-items: center; gap: 10px; }

.log-scroll { max-height: 260px; overflow: auto; }
table.log { width: 100%; border-collapse: collapse; font-size: 12px; }
table.log th, table.log td {
  text-align: left; padding: 6px 10px; border-bottom: 1px solid var(--border);
  vertical-align: top;
}
table.log th { position: sticky; top: 0; background: var(--bg-elev-2); color: var(--muted); font-weight: 600; z-index: 1; }
table.log td:nth-child(3), table.log td:nth-child(4) {
  font-family: var(--mono); font-size: 11px; word-break: break-all; max-width: 260px;
}
.st-ok { color: var(--ok); }
.st-err { color: var(--err); }
.st-pending { color: var(--warn); }
.badge {
  display: inline-block; padding: 1px 7px; border-radius: 20px; font-size: 11px;
  background: var(--bg-elev-2); border: 1px solid var(--border); color: var(--muted);
}

.preview-label {
  padding: 10px 14px 0; font-size: 11px; color: var(--muted);
  text-transform: uppercase; letter-spacing: .5px;
}
.code-block.fit { max-height: none; } /* grow to show the whole token */
.preview-empty { margin: 0; padding: 12px 14px; font-size: 12px; color: var(--muted); }

.code-block {
  margin: 0; padding: 12px 14px; font-family: var(--mono); font-size: 12px;
  color: var(--accent-2); white-space: pre-wrap; word-break: break-all; overflow: auto;
  max-height: 200px;
}

/* ---- controls ---- */
.controls { display: flex; flex-direction: column; gap: 14px; }
.group {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-elev);
  padding: 14px;
  margin: 0;
}
.group legend {
  padding: 0 8px; font-size: 12px; font-weight: 650; color: var(--accent-2);
  text-transform: uppercase; letter-spacing: .6px;
}
.field { display: flex; flex-direction: column; gap: 5px; margin-bottom: 12px; }
.field > span { font-size: 12px; color: var(--muted); }
.field:last-child { margin-bottom: 0; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }

input[type=text], input[type=datetime-local], select, textarea {
  width: 100%; padding: 8px 10px;
  background: var(--bg); color: var(--text);
  border: 1px solid var(--border); border-radius: 8px;
  font-size: 13px; font-family: inherit;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--accent); }
textarea { font-family: var(--mono); font-size: 12px; resize: vertical; }
code { font-family: var(--mono); font-size: .92em; color: var(--accent-2); }
.hint { color: var(--muted); font-size: 11px; }
.hint code, .field > span code { color: var(--accent-2); }

.row { display: flex; gap: 8px; align-items: center; }
.row.wrap { flex-wrap: wrap; }
.row input[type=text] { flex: 1; }

.check { display: inline-flex; align-items: center; gap: 8px; font-size: 13px; cursor: pointer; }
.check input { width: 16px; height: 16px; accent-color: var(--accent); }
.switch { margin-bottom: 12px; font-weight: 600; }

/* ---- buttons ---- */
.btn {
  padding: 8px 14px; border-radius: 8px; border: 1px solid var(--border);
  background: var(--bg-elev-2); color: var(--text); font-size: 13px; cursor: pointer;
  font-family: inherit; white-space: nowrap;
}
.btn:hover { border-color: var(--accent); }
.btn-primary { background: var(--accent); border-color: var(--accent); color: #fff; font-weight: 600; }
.btn-primary:hover { background: var(--accent-2); border-color: var(--accent-2); }
.btn-ghost { background: transparent; }
.btn-sm { padding: 4px 10px; font-size: 12px; }

.apply-bar { display: flex; gap: 10px; }
.apply-bar .btn-primary { flex: 1; }

.status { font-size: 12px; color: var(--muted); min-height: 16px; margin: 0; }
.status.ok { color: var(--ok); }
.status.err { color: var(--err); }
.muted { color: var(--muted); font-size: 12px; }

[hidden] { display: none !important; }