:root {
  --bg-top: #1b1f2a;
  --bg-bottom: #0c0e14;
  --panel: #161a24;
  --border: #2c3242;
  --text: #e8eaf0;
  --muted: #9aa3b2;
  --accent: #4f8cff;
  --accent-hover: #3d78ec;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  color: var(--text);
  background: linear-gradient(160deg, var(--bg-top), var(--bg-bottom));
}

.wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.1rem;
  padding: 1.5rem 1rem 2.5rem;
  max-width: 540px;
  margin: 0 auto;
}

h1 {
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  margin: 0.5rem 0 0;
}

#status {
  font-size: 0.95rem;
  color: var(--muted);
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.35rem 0.9rem;
  min-height: 1.2rem;
}

.frame {
  position: relative;
  width: 100%;
  max-width: 480px;
}

video {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  background: #000;
  border: 2px solid var(--border);
  border-radius: 16px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.45);
}

.frame.remote video {
  border-color: var(--accent);
}

.badge {
  position: absolute;
  left: 0.7rem;
  bottom: 0.7rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: var(--text);
  background: rgba(12, 14, 20, 0.7);
  backdrop-filter: blur(6px);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.25rem 0.7rem;
}

button {
  font-size: 1rem;
  font-weight: 600;
  color: #fff;
  background: var(--accent);
  padding: 0.7rem 1.6rem;
  border: 0;
  border-radius: 10px;
  cursor: pointer;
  transition: background 0.15s ease, transform 0.05s ease;
}

button:hover:not(:disabled) { background: var(--accent-hover); }
button:active:not(:disabled) { transform: translateY(1px); }
button:disabled { opacity: 0.5; cursor: default; }