:root {
  --primary-color: #000000;
  --secondary-color: #000000;
  --accent-color: #E50914;
  --text-color: #ffffff;
  --hover-scale: 1.05;
  --card-border-radius: 8px;
}

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

body {
  font-family: 'Arial', sans-serif;
  background-color: #000000;
  color: #ffffff;
  margin: 0;
  padding: 0;
  min-height: 100vh;
}

header {
  background-color: #000000;
  border-bottom: 1px solid #333;
  text-align: center;
  padding: 20px;
}

header h1 {
  font-size: 28px;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 5px;
}

.header-info {
  color: #ffffff;
  font-size: 14px;
  opacity: 0.8;
}

.header-info p {
  margin: 5px 0;
}

main {
  padding: 20px;
  max-width: 1200px;
  margin: 0 auto;
}

/* Controls */
.controls {
  margin-bottom: 20px;
}

.search-container {
  display: flex;
  margin-bottom: 15px;
}

.search-container input {
  flex-grow: 1;
  padding: 12px 15px;
  border: 1px solid #333;
  background-color: #000000;
  color: #ffffff;
  border-radius: var(--card-border-radius) 0 0 var(--card-border-radius);
  font-size: 16px;
}

.search-container input::placeholder {
  color: rgba(255, 255, 255, 0.5);
}

.search-container button {
  background-color: var(--accent-color);
  color: white;
  border: none;
  padding: 12px 20px;
  cursor: pointer;
  border-radius: 0 var(--card-border-radius) var(--card-border-radius) 0;
}

.filters {
  display: flex;
  gap: 10px;
}

.filters select {
  flex-grow: 1;
  padding: 12px;
  border: 1px solid #333;
  background-color: #000000;
  color: #ffffff;
  border-radius: var(--card-border-radius);
  font-size: 14px;
  cursor: pointer;
}

.filters select option {
  background-color: #000000;
  color: #ffffff;
}

/* Loading indicator */
.loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px 0;
  color: #ffffff;
}

.spinner {
  border: 4px solid rgba(255, 255, 255, 0.1);
  border-left-color: var(--accent-color);
  border-radius: 50%;
  width: 40px;
  height: 40px;
  animation: spin 1s linear infinite;
  margin-bottom: 15px;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* Channel grid */
.channel-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  grid-gap: 20px;
}

.channel-card {
  background-color: #111111;
  border: 1px solid #333;
  border-radius: var(--card-border-radius);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  transition: transform 0.3s ease;
  cursor: pointer;
  overflow: hidden;
  padding: 15px;
}

.channel-card:hover {
  transform: scale(var(--hover-scale));
  border-color: var(--accent-color);
}

.channel-card img {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  object-fit: cover;
  margin: 10px auto;
}

.channel-card h3 {
  font-size: 16px;
  font-weight: 600;
  margin: 10px 0;
  color: #ffffff;
}

/* Player */
.player-container {
  background-color: #000;
  border-radius: 10px;
  overflow: hidden;
  margin-top: 20px;
}

.player-header {
  background-color: var(--accent-color);
  padding: 15px;
  display: flex;
  align-items: center;
}

.back-button {
  background-color: transparent;
  border: none;
  color: white;
  font-size: 16px;
  cursor: pointer;
  margin-right: 20px;
}

#current-channel-name {
  color: white;
  font-size: 20px;
}

.hidden {
  display: none;
}

#jwplayer-div {
  width: 100%;
  aspect-ratio: 16/9;
}

/* Error messages */
.error {
  background-color: rgba(229, 9, 20, 0.1);
  color: var(--accent-color);
  padding: 15px;
  border-radius: var(--card-border-radius);
  text-align: center;
  margin: 20px 0;
  border: 1px solid var(--accent-color);
}

/* Footer */
footer {
  background-color: #000000;
  border-top: 1px solid #333;
  color: #ffffff;
  text-align: center;
  padding: 15px;
  margin-top: 40px;
}

/* Responsive */
@media (max-width: 768px) {
  .channel-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .filters {
    flex-direction: column;
  }
}

@media (max-width: 480px) {
  .channel-grid {
    grid-template-columns: 1fr;
  }
}