body {
  margin: 0;
  font-family: Arial, sans-serif;
  background: #101010;
  color: white;
}

main {
  max-width: 720px;
  margin: auto;
  padding: 24px;
}

h1 {
  font-size: 28px;
  margin-bottom: 12px;
}

p {
  line-height: 1.5;
}

input {
  width: 100%;
  box-sizing: border-box;
  padding: 14px;
  font-size: 18px;
  margin: 14px 0;
  border-radius: 10px;
  border: none;
}

button {
  width: 100%;
  padding: 14px;
  font-size: 18px;
  border: none;
  border-radius: 10px;
  background: #d4a24c;
  color: #111;
  font-weight: bold;
  cursor: pointer;
}

.hidden {
  display: none;
}

.video-card {
  padding: 18px;
  margin: 14px 0;
  border-radius: 14px;
  background: #222;
}

.video-card.locked {
  opacity: 0.35;
}

.video-card h2 {
  margin-top: 0;
  font-size: 20px;
}

#errorMessage,
#adminError {
  color: #ff7777;
}

#adminSuccess {
  color: #9cff9c;
}

.code-box {
  padding: 16px;
  border-radius: 10px;
  background: #222;
  font-size: 22px;
  font-weight: bold;
  letter-spacing: 1px;
  margin-bottom: 18px;
}