:root {
  --bg: #14121a;
  --bg2: #1c1926;
  --card: #221e2e;
  --line: #322c42;
  --ink: #f2f0f6;
  --dim: #a49fba;
  --accent: #f23c60;
  --accent2: #ffd166;
  --ok: #5fd39a;
  --warn: #ffb457;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  background: radial-gradient(1200px 700px at 70% -10%, #2a2136 0%, var(--bg) 60%);
  color: var(--ink);
  font: 16px/1.55 "Trebuchet MS", "DejaVu Sans", system-ui, sans-serif;
  min-height: 100%;
}

a { color: var(--accent2); text-decoration: none; }
a:hover { text-decoration: underline; }
code {
  font-family: ui-monospace, "DejaVu Sans Mono", monospace;
  font-size: 0.9em;
  background: #2c2740;
  padding: 1px 5px;
  border-radius: 4px;
}

/* ---------------------------------------------------------------- header */
.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 26px;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(242, 60, 96, 0.10), transparent);
  flex-wrap: wrap;
}
.brand { display: flex; align-items: center; gap: 14px; }
.logo {
  font-size: 34px;
  filter: drop-shadow(0 0 10px rgba(242, 60, 96, 0.5));
}
.top h1 {
  margin: 0;
  font-size: 26px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  color: #fff;
  text-shadow: 2px 2px 0 var(--accent);
}
.sub { margin: 2px 0 0; color: var(--dim); font-size: 13px; }
.links { display: flex; gap: 18px; font-size: 14px; }

/* ------------------------------------------------------------------ main */
.wrap {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  gap: 22px;
  padding: 22px 26px 10px;
  align-items: start;
}
@media (max-width: 1000px) {
  .wrap { grid-template-columns: 1fr; }
}

.stage-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.45);
}
#stage {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  background: #000;
}

.scrub {
  height: 10px;
  background: #2b2538;
  cursor: pointer;
  position: relative;
}
.scrub-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
}

.controls {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  flex-wrap: wrap;
}
.btn {
  appearance: none;
  border: 0;
  border-radius: 9px;
  padding: 10px 18px;
  font: 700 15px/1 "Trebuchet MS", sans-serif;
  color: #1a0f14;
  background: linear-gradient(180deg, #ff5d7c, var(--accent));
  cursor: pointer;
  box-shadow: 0 4px 0 #a82440;
}
.btn:active { transform: translateY(2px); box-shadow: 0 2px 0 #a82440; }
.btn.ghost {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line);
  box-shadow: none;
}
.readout {
  margin-left: auto;
  color: var(--dim);
  font-size: 13px;
  display: flex;
  gap: 8px;
  align-items: center;
}
.readout b { color: var(--accent2); }
.dot { opacity: 0.5; }

/* ------------------------------------------------------------------ side */
.side { display: grid; gap: 16px; }
.card {
  background: var(--bg2);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 16px;
}
.card h2 {
  margin: 0 0 10px;
  font-size: 15px;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--dim);
}
.yt-frame {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: 10px;
  overflow: hidden;
  background: #000;
  border: 1px solid var(--line);
}
.yt-frame iframe, .yt-frame > div { width: 100%; height: 100%; }
.status { margin: 10px 0 6px; font-size: 13px; color: var(--warn); }
.status.ok { color: var(--ok); }
.status.warn { color: var(--warn); }
.fine { font-size: 12.5px; color: var(--dim); margin: 6px 0 0; }
.card p { margin: 0 0 8px; font-size: 14px; }

/* ---------------------------------------------------------------- footer */
.foot {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 18px 26px 30px;
  color: var(--dim);
  font-size: 12.5px;
  flex-wrap: wrap;
}