/* ========================================
   LISTENUP - COMPONENTS (Cards, Grids, etc.)
   APPLE-INSPIRED MODERN DESIGN
   ======================================== */

/* ========================================
   BUTTONS
   ======================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 24px;
  border-radius: var(--radius-lg);
  font-weight: 600;
  font-size: var(--font-size-sm);
  border: none;
  cursor: pointer;
  transition: var(--transition-fast);
  text-decoration: none;
}

.btn-primary {
  background: var(--accent-primary);
  color: white;
}

.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background: var(--bg-tertiary);
  color: var(--accent-primary);
  border: 1.5px solid var(--accent-primary);
}

.btn-secondary:hover {
  background: rgba(255, 149, 0, 0.1);
}

.btn-ghost {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--separator);
}

.btn-ghost:hover {
  background: var(--bg-hover);
  border-color: var(--accent-primary);
}

/* ========================================
   CARDS
   ======================================== */

.card {
  background-color: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
  transition: var(--transition-fast);
}

.card:hover {
  background-color: var(--card-hover);
  border-color: var(--accent-primary);
}

/* ========================================
   SONG CARD - Modern Apple Style
   ======================================== */

.song-card {
  background-color: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: pointer;
  transition: var(--transition-fast);
  display: flex;
  flex-direction: column;
  height: 100%;
}

.song-card:hover {
  transform: translateY(-6px);
  border-color: var(--accent-primary);
  box-shadow: var(--shadow-md);
}

.song-card-image {
  position: relative;
  width: 100%;
  aspect-ratio: 1;
  overflow: hidden;
  background: linear-gradient(135deg, var(--bg-secondary), var(--bg-tertiary));
}

.song-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-fast);
}

.song-card:hover .song-card-image img {
  transform: scale(1.05);
}

.play-button {
  position: absolute;
  bottom: 12px;
  right: 12px;
  width: 44px;
  height: 44px;
  background-color: var(--accent-primary);
  border-radius: 50%;
  border: none;
  color: white;
  font-size: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  transform: scale(0.7);
  transition: var(--transition-fast);
  font-weight: 700;
}

.song-card-image:hover .play-button {
  opacity: 1;
  transform: scale(1);
}

.play-button:hover {
  background-color: var(--accent-hover);
  transform: scale(1.08);
}

.song-info {
  padding: var(--spacing-md);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.song-title {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--spacing-xs);
  line-height: 1.4;
}

.song-artist {
  font-size: var(--font-size-xs);
  color: var(--text-secondary);
  margin-bottom: 0;
  line-height: 1.3;
}

/* ========================================
   ARTIST CARD
   ======================================== */

.artist-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  cursor: pointer;
  transition: var(--transition-fast);
  padding: var(--spacing-md);
  border-radius: var(--radius-lg);
}

.artist-card:hover {
  background-color: var(--bg-secondary);
}

.artist-image {
  position: relative;
  width: 160px;
  height: 160px;
  border-radius: 50%;
  overflow: hidden;
  margin-bottom: var(--spacing-md);
  box-shadow: 0 8px 16px var(--shadow);
  transition: var(--transition-fast);
}

.artist-card:hover .artist-image {
  box-shadow: 0 12px 24px var(--shadow);
  transform: scale(1.05);
}

.artist-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.artist-play-btn {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 56px;
  height: 56px;
  background-color: var(--accent-primary);
  border-radius: 50%;
  border: none;
  color: #000000;
  font-size: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  transition: var(--transition-fast);
  font-weight: 700;
}

.artist-image:hover .artist-play-btn {
  opacity: 1;
}

.artist-play-btn:hover {
  background-color: var(--accent-secondary);
  transform: translate(-50%, -50%) scale(1.1);
}

.artist-name {
  font-size: var(--font-size-md);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--spacing-xs);
}

.artist-role {
  font-size: var(--font-size-xs);
  color: var(--text-tertiary);
}

/* ========================================
   GRID LAYOUTS
   ======================================== */

.grid {
  display: grid;
  gap: var(--spacing-lg);
}

/* Song Grid - Responsive */
.songs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: var(--spacing-lg);
  width: 100%;
}

/* Horizontal Scroll Grid */
.songs-scroll {
  display: flex;
  gap: var(--spacing-lg);
  overflow-x: auto;
  scroll-behavior: smooth;
  padding: var(--spacing-md) 0;
  margin: 0 calc(-var(--spacing-lg));
  padding-left: var(--spacing-lg);
  padding-right: var(--spacing-lg);
}

.songs-scroll::-webkit-scrollbar {
  height: 4px;
}

.songs-scroll::-webkit-scrollbar-thumb {
  background: var(--text-tertiary);
  border-radius: 2px;
}

.songs-scroll .song-card {
  flex: 0 0 180px;
  min-width: 180px;
}

/* Artist Grid - Responsive */
.artists-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--spacing-xl);
  width: 100%;
}

/* Horizontal Scroll Artist Grid */
.artists-scroll {
  display: flex;
  gap: var(--spacing-xl);
  overflow-x: auto;
  scroll-behavior: smooth;
  padding: var(--spacing-md) 0;
  margin: 0 calc(-var(--spacing-lg));
  padding-left: var(--spacing-lg);
  padding-right: var(--spacing-lg);
}

.artists-scroll .artist-card {
  flex: 0 0 180px;
  min-width: 180px;
}

/* ========================================
   SECTION HEADERS
   ======================================== */

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-lg);
  padding-bottom: var(--spacing-md);
  border-bottom: 1px solid var(--border-color);
}

.section-title {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
}

.section-link {
  color: var(--accent-primary);
  font-size: var(--font-size-sm);
  font-weight: 600;
}

.section-link:hover {
  color: var(--accent-secondary);
}

/* ========================================
   FEATURED SECTION
   ======================================== */

.featured-section {
  background: linear-gradient(135deg, rgba(29, 185, 84, 0.1), rgba(29, 185, 84, 0.05));
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.featured-section h2 {
  margin-bottom: var(--spacing-lg);
}

/* ========================================
   RESPONSIVE GRID ADJUSTMENTS
   ======================================== */

@media (max-width: 1024px) {
  .songs-grid {
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  }
  
  .artists-grid {
    grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
    gap: var(--spacing-lg);
  }
  
  .artist-image {
    width: 140px;
    height: 140px;
  }
}

@media (max-width: 768px) {
  .songs-grid {
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: var(--spacing-md);
  }
  
  .songs-scroll .song-card {
    flex: 0 0 140px;
    min-width: 140px;
  }
  
  .artists-grid {
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: var(--spacing-lg);
  }
  
  .artists-scroll .artist-card {
    flex: 0 0 150px;
    min-width: 150px;
  }
  
  .artist-image {
    width: 120px;
    height: 120px;
  }
  
  .section-title {
    font-size: var(--font-size-xl);
  }
  
  .featured-section {
    padding: var(--spacing-lg);
  }
}

@media (max-width: 480px) {
  .songs-grid {
    grid-template-columns: repeat(auto-fill, minmax(110px, 1fr));
    gap: var(--spacing-md);
  }
  
  .songs-scroll .song-card {
    flex: 0 0 110px;
    min-width: 110px;
  }
  
  .song-card-image {
    aspect-ratio: 1;
  }
  
  .play-button {
    width: 40px;
    height: 40px;
    font-size: 16px;
  }
  
  .artists-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
  }
  
  .artists-scroll .artist-card {
    flex: 0 0 140px;
    min-width: 140px;
  }
  
  .artist-image {
    width: 100px;
    height: 100px;
  }
  
  .section-header {
    margin-bottom: var(--spacing-md);
  }
  
  .section-title {
    font-size: var(--font-size-lg);
  }
  
  .featured-section {
    padding: var(--spacing-md);
  }
}