/* ===== VARIABLES ===== */
:root {
  /* Colors */
  --primary-color: #02471F;
  --primary-light: #03632a;
  --primary-dark: #013014;
  --secondary-color: #FF6B35;
  --accent-color: #00A8E8;
  --dark-bg: #1a1a1a;
  --light-bg: #f8f9fa;
  --card-bg: #ffffff;
  --table-header-bg: #f1f3f4;
  --border-color: #e0e0e0;
  --hover-color: #f5f5f5;
  --text-color: #333333;
  --light-text: #666666;
  --lighter-text: #999999;
  
  /* Spacing */
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --spacing-xxl: 48px;
  
  /* Borders */
  --border-radius: 8px;
  --border-radius-sm: 4px;
  --border-radius-lg: 12px;
  
  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.12);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
  
  /* Font sizes */
  --font-xs: 0.75rem;
  --font-sm: 0.875rem;
  --font-md: 1rem;
  --font-lg: 1.125rem;
  --font-xl: 1.25rem;
  --font-xxl: 1.5rem;
  --font-xxxl: 2rem;
}

/* ===== RESET & BASE STYLES ===== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background-color: var(--light-bg);
  color: var(--text-color);
  line-height: 1.5;
  min-height: 100vh;
}

#app {
  max-width: 1400px;
  margin: 0 auto;
  padding: var(--spacing-md);
}

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4 {
  font-weight: 600;
  line-height: 1.2;
}

h1 {
  font-size: var(--font-xxl);
  margin-bottom: var(--spacing-xs);
}

h2 {
  font-size: var(--font-xl);
}

h3 {
  font-size: var(--font-lg);
}

p {
  margin-bottom: var(--spacing-md);
}

/* ===== HEADER ===== */
.compact-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
  color: white;
  padding: var(--spacing-lg);
  border-radius: var(--border-radius-lg);
  margin-bottom: var(--spacing-xl);
  box-shadow: var(--shadow-md);
}

.header-left {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
}

.stoman-small {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid white;
  box-shadow: var(--shadow-sm);
}

.header-titles h1 {
  color: white;
  margin-bottom: var(--spacing-xs);
}

.header-titles p {
  color: rgba(255, 255, 255, 0.9);
  font-size: var(--font-sm);
  margin-bottom: 0;
}

.header-right {
  display: flex;
  gap: var(--spacing-md);
}

.stats-badge {
  background: rgba(255, 255, 255, 0.15);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--border-radius);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--font-sm);
  font-weight: 500;
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.stats-badge i {
  font-size: var(--font-lg);
}

/* ===== CONTROLS BAR ===== */
.controls-bar {
  background: var(--card-bg);
  padding: var(--spacing-lg);
  border-radius: var(--border-radius);
  margin-bottom: var(--spacing-lg);
  box-shadow: var(--shadow-sm);
}

.search-box {
  position: relative;
  margin-bottom: var(--spacing-md);
}

.search-icon {
  position: absolute;
  left: var(--spacing-md);
  top: 50%;
  transform: translateY(-50%);
  color: var(--light-text);
}

.search-input {
  width: 100%;
  padding: var(--spacing-md) var(--spacing-md) var(--spacing-md) var(--spacing-xxl);
  border: 2px solid var(--border-color);
  border-radius: var(--border-radius);
  font-size: var(--font-md);
  transition: border-color 0.2s;
}

.search-input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(2, 71, 31, 0.1);
}

.filter-row {
  display: flex;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
  flex-wrap: wrap;
}

.filter-select {
  flex: 1;
  min-width: 150px;
  padding: var(--spacing-md);
  border: 2px solid var(--border-color);
  border-radius: var(--border-radius);
  font-size: var(--font-md);
  background-color: white;
  cursor: pointer;
  transition: border-color 0.2s;
}

.filter-select:focus {
  outline: none;
  border-color: var(--primary-color);
}

.view-toggle {
  display: flex;
  gap: var(--spacing-sm);
  justify-content: flex-end;
}

.view-btn {
  padding: var(--spacing-sm) var(--spacing-lg);
  background: var(--card-bg);
  border: 2px solid var(--border-color);
  border-radius: var(--border-radius);
  cursor: pointer;
  font-size: var(--font-sm);
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  transition: all 0.2s;
}

.view-btn:hover {
  border-color: var(--light-text);
}

.view-btn.active {
  background: var(--primary-color);
  color: white;
  border-color: var(--primary-color);
}

/* ===== ACTIVE FILTERS ===== */
.active-filters {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
  padding: var(--spacing-md);
  background: var(--card-bg);
  border-radius: var(--border-radius);
  margin-bottom: var(--spacing-lg);
  box-shadow: var(--shadow-sm);
}

.active-filter-tag {
  background: var(--primary-light);
  color: white;
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--border-radius);
  font-size: var(--font-sm);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.view-mode-indicator {
  margin-left: auto;
  background: var(--table-header-bg);
  color: var(--text-color);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--border-radius);
  font-size: var(--font-sm);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

/* ===== GLOBAL CONTROLS ===== */
.global-controls {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md) var(--spacing-lg);
  background: var(--card-bg);
  border-radius: var(--border-radius);
  margin-bottom: var(--spacing-lg);
  box-shadow: var(--shadow-sm);
}

.global-left {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  flex-wrap: wrap;
}

.btn {
  padding: var(--spacing-md) var(--spacing-lg);
  background: var(--primary-color);
  color: white;
  border: none;
  border-radius: var(--border-radius);
  cursor: pointer;
  font-size: var(--font-md);
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  transition: background-color 0.2s;
}

.btn:hover:not(:disabled) {
  background: var(--primary-light);
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-small {
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: var(--font-sm);
}

.btn-reset {
  background: var(--light-text);
}

.btn-reset:hover {
  background: var(--lighter-text);
}

.now-playing {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  color: var(--primary-color);
  font-weight: 500;
}

.now-playing i {
  color: var(--primary-color);
}

.expand-controls {
  display: flex;
  gap: var(--spacing-sm);
}

.volume-control {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.volume-slider {
  width: 100px;
}

/* ===== TABLE VIEW ===== */
.songs-table-container {
  background: var(--card-bg);
  border-radius: var(--border-radius);
  overflow: hidden;
  margin-bottom: var(--spacing-lg);
  box-shadow: var(--shadow-md);
}

.songs-table {
  width: 100%;
  border-collapse: collapse;
}

.songs-table thead {
  background: var(--table-header-bg);
  border-bottom: 2px solid var(--border-color);
}

.songs-table th {
  padding: var(--spacing-lg) var(--spacing-md);
  text-align: left;
  font-weight: 600;
  color: var(--text-color);
  font-size: var(--font-sm);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.songs-table th i {
  margin-right: var(--spacing-sm);
  color: var(--primary-color);
}

.songs-table tbody tr {
  border-bottom: 1px solid var(--border-color);
  transition: background-color 0.2s;
}

.songs-table tbody tr:hover {
  background: var(--hover-color);
}

.songs-table tbody tr.playing {
  background: rgba(2, 71, 31, 0.05);
  border-left: 3px solid var(--primary-color);
}

.songs-table td {
  padding: var(--spacing-md);
  vertical-align: middle;
}

.row-number {
  color: var(--light-text);
  font-weight: 500;
  text-align: center;
}

.song-title-cell {
  min-width: 200px;
}

.song-title {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.song-annotation {
  font-size: var(--font-sm);
  color: var(--light-text);
  font-style: italic;
}

.song-artist, .song-style {
  font-weight: 500;
}

.song-tags {
  display: flex;
  gap: var(--spacing-xs);
  flex-wrap: wrap;
}

.tag {
  background: var(--table-header-bg);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--border-radius-sm);
  font-size: var(--font-xs);
  color: var(--light-text);
}

.audio-controls {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.play-btn {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--primary-color);
  color: white;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color 0.2s;
}

.play-btn:hover {
  background: var(--primary-light);
}

.play-btn.playing {
  background: var(--secondary-color);
}

.time-display {
  font-size: var(--font-sm);
  color: var(--light-text);
  min-width: 45px;
}

.audio-unavailable {
  color: var(--lighter-text);
  font-size: var(--font-sm);
  font-style: italic;
}

.expand-cell {
  text-align: center;
}

.expand-btn {
  background: none;
  border: none;
  color: var(--light-text);
  cursor: pointer;
  padding: var(--spacing-sm);
  border-radius: var(--border-radius-sm);
  transition: all 0.2s;
}

.expand-btn:hover {
  background: var(--hover-color);
  color: var(--text-color);
}

/* ===== DETAILS ROW (Expanded) ===== */
.details-row {
  background: var(--hover-color);
}

.details-row td {
  padding: 0;
}

.song-details-expanded {
  padding: var(--spacing-lg);
}

.details-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.detail-item {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.detail-item.full-width {
  grid-column: 1 / -1;
}

.detail-label {
  font-weight: 600;
  color: var(--light-text);
  font-size: var(--font-sm);
}

.detail-value {
  color: var(--text-color);
  line-height: 1.4;
}

.detail-tags {
  display: flex;
  gap: var(--spacing-xs);
  flex-wrap: wrap;
}

.artwork-preview {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  margin-top: var(--spacing-sm);
}

.album-art-thumbnail {
  width: 100px;
  height: 100px;
  object-fit: cover;
  border-radius: var(--border-radius);
  border: 1px solid var(--border-color);
}

.view-artwork-link {
  color: var(--primary-color);
  text-decoration: none;
  font-size: var(--font-sm);
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  transition: color 0.2s;
}

.view-artwork-link:hover {
  color: var(--primary-light);
  text-decoration: underline;
}

.details-footer {
  display: flex;
  gap: var(--spacing-lg);
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--border-color);
}

.download-section, .album-art-section {
  flex: 1;
}

.download-btn, .album-art-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-lg);
  background: var(--primary-color);
  color: white;
  text-decoration: none;
  border-radius: var(--border-radius);
  font-weight: 500;
  transition: background-color 0.2s;
}

.download-btn:hover, .album-art-btn:hover {
  background: var(--primary-light);
}

.download-btn .filename {
  font-size: var(--font-sm);
  opacity: 0.9;
}

/* ===== CARD VIEW ===== */
.cards-container {
  padding: var(--spacing-md);
}

.song-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: var(--spacing-lg);
}

.song-card {
  background: var(--card-bg);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: transform 0.2s, box-shadow 0.2s;
  border: 1px solid var(--border-color);
}

.song-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.song-card.playing {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 2px rgba(2, 71, 31, 0.1);
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding: var(--spacing-lg);
  background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
  color: white;
}

.card-header-left {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
  flex: 1;
}

.card-number {
  background: rgba(255, 255, 255, 0.2);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: var(--font-sm);
  flex-shrink: 0;
}

.card-title-info {
  flex: 1;
}

.card-title {
  color: white;
  margin-bottom: var(--spacing-xs);
  font-size: var(--font-lg);
}

.card-annotation {
  font-size: var(--font-sm);
  opacity: 0.9;
  font-weight: normal;
  font-style: italic;
}

.card-artist {
  font-size: var(--font-sm);
  opacity: 0.9;
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.card-header-right {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: var(--spacing-sm);
}

.card-style {
  background: rgba(255, 255, 255, 0.2);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--border-radius-sm);
  font-size: var(--font-xs);
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.card-expand-btn {
  background: rgba(255, 255, 255, 0.2);
  border: none;
  color: white;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color 0.2s;
}

.card-expand-btn:hover {
  background: rgba(255, 255, 255, 0.3);
}

.card-content {
  padding: var(--spacing-lg);
}

.card-tags {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
  margin-bottom: var(--spacing-md);
}

.card-tag {
  background: var(--table-header-bg);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--border-radius-sm);
  font-size: var(--font-xs);
  color: var(--light-text);
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.card-artwork-preview {
  margin: var(--spacing-md) 0;
  text-align: center;
}

.card-album-art {
  width: 120px;
  height: 120px;
  object-fit: cover;
  border-radius: var(--border-radius);
  border: 1px solid var(--border-color);
}

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

.card-audio-info {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.audio-icon {
  font-size: var(--font-lg);
}

.audio-duration {
  font-size: var(--font-sm);
  color: var(--light-text);
}

.card-audio-controls {
  flex-shrink: 0;
}

.card-play-btn {
  padding: var(--spacing-sm) var(--spacing-lg);
  background: var(--primary-color);
  color: white;
  border: none;
  border-radius: var(--border-radius);
  cursor: pointer;
  font-size: var(--font-sm);
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  transition: background-color 0.2s;
}

.card-play-btn:hover {
  background: var(--primary-light);
}

.card-play-btn.playing {
  background: var(--secondary-color);
}

.card-audio-unavailable {
  color: var(--lighter-text);
  font-size: var(--font-sm);
  font-style: italic;
}

/* ===== CARD EXPANDED DETAILS ===== */
.card-details-expanded {
  padding: var(--spacing-lg);
  background: var(--hover-color);
  border-top: 1px solid var(--border-color);
}

.card-details-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.card-detail-item {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.card-detail-item.full-width {
  grid-column: 1 / -1;
}

.card-detail-label {
  font-weight: 600;
  color: var(--light-text);
  font-size: var(--font-sm);
}

.card-detail-value {
  color: var(--text-color);
  font-size: var(--font-sm);
  line-height: 1.4;
}

.card-detail-tags {
  display: flex;
  gap: var(--spacing-xs);
  flex-wrap: wrap;
}

.card-details-footer {
  display: flex;
  gap: var(--spacing-md);
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--border-color);
}

.card-download-section, .card-artwork-section {
  flex: 1;
}

.card-download-btn, .card-view-artwork-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--primary-color);
  color: white;
  text-decoration: none;
  border-radius: var(--border-radius);
  font-size: var(--font-sm);
  font-weight: 500;
  transition: background-color 0.2s;
  width: 100%;
  justify-content: center;
}

.card-download-btn:hover, .card-view-artwork-btn:hover {
  background: var(--primary-light);
}

/* ===== LOADING STATE ===== */
.loading {
  text-align: center;
  padding: var(--spacing-xxl);
  color: var(--light-text);
}

.loading i {
  margin-bottom: var(--spacing-lg);
  color: var(--primary-color);
}

.loading h3 {
  margin-bottom: var(--spacing-md);
}

/* ===== NO RESULTS ===== */
.no-results {
  text-align: center;
  padding: var(--spacing-xxl);
  color: var(--light-text);
}

.no-results i {
  margin-bottom: var(--spacing-lg);
  color: var(--lighter-text);
}

.no-results h3 {
  margin-bottom: var(--spacing-md);
}

/* ===== FOOTER ===== */
.footer {
  text-align: center;
  padding: var(--spacing-lg);
  color: var(--light-text);
  font-size: var(--font-sm);
  border-top: 1px solid var(--border-color);
  margin-top: var(--spacing-xl);
}

.footer p {
  margin-bottom: var(--spacing-xs);
}

.footer p:last-child {
  margin-bottom: 0;
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 1200px) {
  #app {
    padding: var(--spacing-sm);
  }
  
  .song-cards {
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  }
}

@media (max-width: 768px) {
  .compact-header {
    flex-direction: column;
    gap: var(--spacing-lg);
    text-align: center;
  }
  
  .header-left {
    flex-direction: column;
    text-align: center;
  }
  
  .header-right {
    flex-wrap: wrap;
    justify-content: center;
  }
  
  .global-controls {
    flex-direction: column;
    gap: var(--spacing-lg);
  }
  
  .global-left {
    flex-direction: column;
    align-items: stretch;
    width: 100%;
  }
  
  .now-playing {
    justify-content: center;
  }
  
  .song-cards {
    grid-template-columns: 1fr;
  }
  
  .details-footer {
    flex-direction: column;
  }
  
  .card-header {
    flex-direction: column;
    gap: var(--spacing-md);
  }
  
  .card-header-right {
    align-items: stretch;
    width: 100%;
  }
  
  .card-audio-section {
    flex-direction: column;
    gap: var(--spacing-md);
  }
  
  .card-details-footer {
    flex-direction: column;
  }
}

@media (max-width: 480px) {
  .filter-row {
    flex-direction: column;
  }
  
  .filter-select {
    width: 100%;
  }
  
  .song-cards {
    grid-template-columns: 1fr;
  }
  
  .song-card {
    margin: 0 var(--spacing-xs);
  }
}

/* ===== TABLE ARTWORK THUMBNAIL STYLES ===== */
.artwork-thumbnail-cell {
  padding: var(--spacing-sm) !important;
  text-align: center;
  vertical-align: middle;
}

.artwork-thumbnail-wrapper {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 45px;
  width: 45px;
  margin: 0 auto;
}

.album-art-thumbnail {
  width: 45px;
  height: 45px;
  object-fit: cover;
  border-radius: var(--border-radius-sm);
  border: 1px solid var(--border-color);
  transition: all 0.2s ease;
  cursor: pointer;
  background: var(--card-bg);
}

.album-art-thumbnail:hover {
  transform: scale(1.08);
  border-color: var(--primary-color);
  box-shadow: 0 3px 6px rgba(0, 0, 0, 0.1);
}

.artwork-placeholder {
  width: 45px;
  height: 45px;
  background: linear-gradient(135deg, var(--table-header-bg), #e8e8e8);
  border-radius: var(--border-radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--lighter-text);
  position: relative;
  border: 1px dashed var(--border-color);
  transition: all 0.2s ease;
}

.artwork-placeholder:hover {
  background: linear-gradient(135deg, #e8e8e8, var(--table-header-bg));
  border-color: var(--primary-color);
  color: var(--light-text);
}

.artwork-placeholder i.fa-image {
  font-size: var(--font-lg);
  opacity: 0.7;
}

.audio-indicator-small {
  position: absolute;
  bottom: -4px;
  right: -4px;
  background: var(--primary-color);
  color: white;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 9px;
  border: 2px solid var(--card-bg);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

/* Tooltip for artwork */
.artwork-thumbnail-tooltip {
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(0, 0, 0, 0.85);
  color: white;
  padding: 6px 10px;
  border-radius: 6px;
  font-size: 11px;
  white-space: nowrap;
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: all 0.2s ease;
  margin-bottom: 8px;
  pointer-events: none;
  font-weight: 500;
  letter-spacing: 0.3px;
  backdrop-filter: blur(4px);
}

.artwork-thumbnail-tooltip::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border-width: 5px;
  border-style: solid;
  border-color: rgba(0, 0, 0, 0.85) transparent transparent transparent;
}

.artwork-thumbnail-wrapper:hover .artwork-thumbnail-tooltip {
  opacity: 1;
  visibility: visible;
}

/* Highlight for currently playing song */
.songs-table tbody tr.playing .album-art-thumbnail {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 2px rgba(2, 71, 31, 0.15), 0 2px 8px rgba(2, 71, 31, 0.2);
}

.songs-table tbody tr.playing .artwork-placeholder {
  border-color: var(--primary-color);
  background: linear-gradient(135deg, rgba(2, 71, 31, 0.1), var(--table-header-bg));
  color: var(--primary-color);
}

.songs-table tbody tr.playing .audio-indicator-small {
  background: var(--primary-light);
  box-shadow: 0 1px 4px rgba(2, 71, 31, 0.3);
}

/* Animation for audio indicator when playing */
@keyframes pulse-audio {
  0% { transform: scale(1); }
  50% { transform: scale(1.1); }
  100% { transform: scale(1); }
}

.songs-table tbody tr.playing .audio-indicator-small {
  animation: pulse-audio 2s infinite;
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .album-art-thumbnail {
    width: 40px;
    height: 40px;
  }
  
  .artwork-placeholder {
    width: 40px;
    height: 40px;
  }
  
  .artwork-thumbnail-tooltip {
    font-size: 10px;
    padding: 5px 8px;
  }
}

/* ===== UTILITY CLASSES ===== */
.hidden {
  display: none !important;
}

.text-center {
  text-align: center;
}

.text-right {
  text-align: right;
}

.flex {
  display: flex;
}

.flex-col {
  flex-direction: column;
}

.items-center {
  align-items: center;
}

.justify-between {
  justify-content: space-between;
}

.gap-sm {
  gap: var(--spacing-sm);
}

.gap-md {
  gap: var(--spacing-md);
}

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

.mb-sm {
  margin-bottom: var(--spacing-sm);
}

.mb-md {
  margin-bottom: var(--spacing-md);
}

.mb-lg {
  margin-bottom: var(--spacing-lg);
}

.mt-sm {
  margin-top: var(--spacing-sm);
}

.mt-md {
  margin-top: var(--spacing-md);
}

.mt-lg {
  margin-top: var(--spacing-lg);
}

.p-sm {
  padding: var(--spacing-sm);
}

.p-md {
  padding: var(--spacing-md);
}

.p-lg {
  padding: var(--spacing-lg);
}