body {
  margin: 0;
  font-family: Arial, sans-serif;
  background: #0b1220;
  color: #eef2ff;
}
.app-shell {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px;
}
header h1 { margin: 0 0 8px; }
.player-card {
  background: #111827;
  border: 1px solid #23304a;
  border-radius: 16px;
  padding: 20px;
}
.video-js {
  width: 100%;
  height: 70vh;
  min-height: 420px;
  border-radius: 12px;
  overflow: hidden;
}
.controls {
  display: flex;
  gap: 12px;
  align-items: end;
  margin-top: 16px;
  flex-wrap: wrap;
}
label { display: grid; gap: 6px; }
input {
  min-width: 240px;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid #30415f;
  background: #0f172a;
  color: #eef2ff;
}
button {
  padding: 10px 16px;
  border-radius: 10px;
  border: 0;
  background: #2563eb;
  color: white;
  cursor: pointer;
}
#status {
  margin-top: 16px;
  background: #020617;
  border: 1px solid #1e293b;
  border-radius: 12px;
  padding: 12px;
  min-height: 100px;
  white-space: pre-wrap;
}