* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #111;
  color: #eee;
  min-height: 100vh;
}

main {
  max-width: 600px;
  margin: 0 auto;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

#camera-section video {
  width: 100%;
  border-radius: 8px;
  background: #000;
  aspect-ratio: 4/3;
  display: block;
}

#status-section {
  text-align: center;
  color: #aaa;
  font-size: 0.9rem;
}

.panel {
  background: #1e1e1e;
  border-radius: 8px;
  padding: 1rem;
}

.panel h2 {
  font-size: 1rem;
  margin-bottom: 0.75rem;
  color: #ccc;
}

#actions-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

@media (max-width: 400px) {
  #actions-section { grid-template-columns: 1fr; }
}

button {
  width: 100%;
  padding: 0.6rem 0.8rem;
  margin-bottom: 0.5rem;
  border: none;
  border-radius: 6px;
  font-size: 0.9rem;
  cursor: pointer;
  background: #333;
  color: #eee;
  transition: background 0.2s;
}

button:hover:not(:disabled) { background: #444; }
button:disabled { opacity: 0.4; cursor: not-allowed; }
button.active { background: #c0392b; }

.hidden { display: none !important; }

#countdown {
  font-size: 1.5rem;
  text-align: center;
  color: #e74c3c;
  font-weight: bold;
  margin-top: 0.5rem;
}

#message-status, #call-status {
  font-size: 0.8rem;
  color: #888;
  margin-top: 0.25rem;
  min-height: 1.2em;
}