* {
  box-sizing: border-box;
  font-family: Inter, Arial, sans-serif;
}

body {
  margin: 0;
  background: #0f172a;
  color: #fff;
}

.container {
  display: flex;
  height: 100vh;
}

.player-area {
  flex: 3;
  position: relative;
  background: #000;
}

video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.channel-area {
  flex: 1;
  background: #020617;
  padding: 20px;
  border-left: 1px solid #1e293b;
}

.channel-area h2 {
  margin-top: 0;
  font-size: 18px;
}

.channel-area ul {
  list-style: none;
  padding: 0;
}

.channel-area li {
  padding: 12px;
  margin-bottom: 10px;
  background: #020617;
  border: 1px solid #1e293b;
  cursor: pointer;
  transition: 0.3s;
}

.channel-area li:hover {
  background: #1e293b;
}

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

#countdown {
  font-size: 48px;
  margin-bottom: 20px;
  display: none;
}

#appButton {
  display: none;
  padding: 14px 28px;
  background: #2563eb;
  color: #fff;
  text-decoration: none;
  border-radius: 8px;
  font-size: 16px;
  pointer-events: auto;
}

#appButton:hover {
  background: #1d4ed8;
}