:root {
  --bg: #07131a;
  --bg-soft: #10242d;
  --panel: rgba(9, 28, 35, 0.78);
  --stroke: rgba(132, 197, 214, 0.25);
  --text: #edf8fb;
  --muted: #9fc0ca;
  --accent: #4fd1c5;
  --accent-2: #ffb870;
  --danger: #ff7a7a;
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
}

* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  font-family: "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(79, 209, 197, 0.18), transparent 32%),
    radial-gradient(circle at bottom right, rgba(255, 184, 112, 0.18), transparent 28%),
    linear-gradient(160deg, #051018 0%, #081c24 45%, #0d1117 100%);
}
.shell { width: min(1100px, calc(100% - 32px)); margin: 0 auto; padding: 56px 0; }
.hero { margin-bottom: 28px; }
.eyebrow { text-transform: uppercase; letter-spacing: 0.22em; font-size: 0.8rem; color: var(--accent); }
h1, h2, p { margin-top: 0; }
h1 { margin-bottom: 12px; font-size: clamp(2.3rem, 6vw, 4.6rem); }
.lede { max-width: 760px; color: var(--muted); font-size: 1.05rem; line-height: 1.7; }
.panel {
  margin-bottom: 22px;
  padding: 24px;
  background: var(--panel);
  border: 1px solid var(--stroke);
  border-radius: 24px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
}
.panel-head, .two-col { display: grid; gap: 18px; }
.panel-head { grid-template-columns: 1fr auto; align-items: center; }
.grid, .two-col { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
label, .facts div { display: grid; gap: 8px; }
label span, dt { color: var(--muted); font-size: 0.92rem; }
input, button, audio { width: 100%; }
input, button {
  border-radius: 16px;
  border: 1px solid var(--stroke);
  padding: 14px 16px;
  font: inherit;
}
input { background: rgba(8, 18, 24, 0.9); color: var(--text); }
button {
  background: linear-gradient(135deg, var(--accent), #1aa4c6);
  color: #062029;
  font-weight: 700;
  cursor: pointer;
  transition: transform 160ms ease, filter 160ms ease;
}
button:hover { transform: translateY(-1px); filter: brightness(1.05); }
.status {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 110px;
  padding: 10px 14px;
  border-radius: 999px;
  font-weight: 700;
}
.status-idle { background: rgba(159, 192, 202, 0.16); color: var(--muted); }
.status-live { background: rgba(79, 209, 197, 0.16); color: var(--accent); }
.status-error { background: rgba(255, 122, 122, 0.16); color: var(--danger); }
.facts { display: grid; gap: 16px; margin: 0; }
dd { margin: 0; font-size: 1.05rem; }
.track-state { color: var(--muted); }
.peer-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 12px;
}
.peer-list li {
  padding: 14px 16px;
  border: 1px solid var(--stroke);
  border-radius: 16px;
  background: rgba(8, 18, 24, 0.78);
  color: var(--muted);
}
code { color: var(--accent-2); }
@media (max-width: 640px) {
  .shell { width: min(100% - 20px, 1100px); padding: 26px 0 42px; }
  .panel { padding: 18px; border-radius: 18px; }
}