:root {
  color-scheme: dark;
  --bg: #08111f;
  --bg-glow: #142b46;
  --card: rgba(10, 18, 30, 0.84);
  --line: rgba(137, 173, 214, 0.22);
  --line-strong: rgba(137, 173, 214, 0.48);
  --text: #eef6ff;
  --muted: #8ca4c0;
  --accent: #ff8b3d;
  --accent-soft: rgba(255, 139, 61, 0.14);
  --success: #5ed49d;
  --shadow: 0 20px 70px rgba(0, 0, 0, 0.4);
  font-family: "Avenir Next", "Space Grotesk", "Trebuchet MS", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at top left, rgba(255, 139, 61, 0.2), transparent 24rem),
    radial-gradient(circle at 85% 12%, rgba(41, 110, 255, 0.22), transparent 18rem),
    linear-gradient(160deg, var(--bg) 0%, #04070c 100%);
  color: var(--text);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 2rem 2rem;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.42), transparent 78%);
}

.shell {
  width: min(920px, calc(100vw - 2rem));
  margin: 0 auto;
  padding: 2.5rem 0 3rem;
}

.hero {
  display: grid;
  gap: 0.65rem;
  margin-bottom: 1.75rem;
}

.eyebrow {
  margin: 0;
  font-size: 0.78rem;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--accent);
}

.hero h1 {
  margin: 0;
  font-size: clamp(2.8rem, 8vw, 5.4rem);
  line-height: 0.95;
  letter-spacing: -0.06em;
}

.lede {
  max-width: 40rem;
  margin: 0;
  color: var(--muted);
  font-size: 1.04rem;
}

.stage {
  display: grid;
  grid-template-columns: 1fr;
  justify-items: center;
  gap: 1rem;
}

.panel {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  width: min(100%, 800px);
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: 1.5rem;
  background: linear-gradient(180deg, rgba(16, 29, 48, 0.92), var(--card));
  box-shadow: var(--shadow);
  backdrop-filter: blur(20px);
}

.panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  color: var(--muted);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
}

video {
  width: 100%;
  flex: none;
  aspect-ratio: 4 / 3;
  max-height: 600px;
  object-fit: cover;
  border-radius: 1rem;
  background:
    radial-gradient(circle at 50% 40%, rgba(255, 139, 61, 0.22), transparent 8rem),
    linear-gradient(135deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0.01)),
    #02060c;
}

.controls {
  display: flex;
  gap: 0.85rem;
  width: min(100%, 800px);
  margin: 1.2rem 0 0.95rem;
}

.button {
  appearance: none;
  border: 0;
  border-radius: 999px;
  padding: 0.95rem 1.45rem;
  font: inherit;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  cursor: pointer;
  transition: transform 140ms ease, opacity 140ms ease, box-shadow 140ms ease;
}

.button:hover:not(:disabled) {
  transform: translateY(-1px);
}

.button:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.button-primary {
  color: #111722;
  background: linear-gradient(135deg, #ffae55, var(--accent));
  box-shadow: 0 18px 36px rgba(255, 139, 61, 0.28);
}

.button-secondary {
  color: var(--text);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--line-strong);
}

.status-wrap {
  display: grid;
  gap: 0.45rem;
  width: min(100%, 800px);
}

.status {
  margin: 0;
  font-size: 1rem;
}

.hint {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 5.4rem;
  padding: 0.36rem 0.65rem;
  border-radius: 999px;
  border: 1px solid rgba(94, 212, 157, 0.25);
  background: rgba(94, 212, 157, 0.14);
  color: var(--success);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
}

.badge-soft {
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.06);
  color: var(--muted);
}

@media (max-width: 900px) {
  .shell {
    width: min(100vw - 1.25rem, 38rem);
    padding: 1.25rem 0 2rem;
  }

  .controls {
    flex-wrap: wrap;
  }

  .button {
    flex: 1 1 10rem;
  }
}