/* ===========================================
   WINAMP/AUDACIOUS AESTHETIC - Mobile First
   Colorblind friendly (blue/orange)
   =========================================== */

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

html,
body {
  overflow-x: hidden;
}

/* ===========================================
   ACCESSIBILITY
   =========================================== */

/* Skip link - visible on focus */
.skip-link {
  position: absolute;
  top: -100px;
  left: 50%;
  transform: translateX(-50%);
  padding: 0.75rem 1.5rem;
  background: var(--accent-primary);
  color: var(--bg-dark);
  font-weight: bold;
  text-decoration: none;
  z-index: 9999;
  transition: top 0.2s;
}

.skip-link:focus {
  top: 0.5rem;
  outline: 2px solid var(--accent-secondary);
  outline-offset: 2px;
}

/* Screen reader only text */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Winamp Color Palette */
:root {
  /* Base colors - dark charcoal */
  --bg-dark: #1a1a1a;
  --bg-medium: #232323;
  --bg-light: #2d2d2d;
  --bg-panel: #1e1e1e;

  /* Metallic borders for beveled effect */
  --border-light: #4a4a4a;
  --border-dark: #0a0a0a;
  --border-mid: #333333;

  /* Accent colors - colorblind friendly */
  --accent-primary: #00d4ff; /* Cyan - main accent */
  --accent-secondary: #ff8c00; /* Orange - secondary */
  --accent-highlight: #00ffcc; /* Bright cyan for hover */

  /* Sentiment - colorblind friendly */
  --positive-color: #00a8e8; /* Blue */
  --negative-color: #ff6b35; /* Orange */
  --neutral-color: #888888;

  /* Text - High contrast */
  --text-bright: #00ff00; /* Classic Winamp green for special text */
  --text-primary: #f0f0f0; /* Brighter for better contrast */
  --text-secondary: #b0b0b0; /* Brighter secondary text */
  --text-lcd: #00d4ff; /* LCD display text */

  /* LCD/Display colors */
  --lcd-bg: #0a0a12;
  --lcd-text: #00e5ff; /* Brighter cyan */
  --lcd-text-dim: #00c8e0; /* Brighter dim text - improved contrast */

  /* Functional */
  --danger-color: #ff4444;
  --success-color: #00cc66;
}

/* Import pixel/monospace font */
@import url("https://fonts.googleapis.com/css2?family=Share+Tech+Mono&family=VT323&display=swap");

body {
  font-family: "Share Tech Mono", "Courier New", monospace;
  background: var(--bg-dark);
  background-image: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 0, 0, 0.1) 2px,
    rgba(0, 0, 0, 0.1) 4px
  );
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  font-size: 16px;
}

/* ===========================================
   WINAMP PANEL STYLES (Beveled borders)
   =========================================== */

/* Raised panel (outset) */
.panel-raised {
  background: var(--bg-medium);
  border: 1px solid var(--border-light);
  border-right-color: var(--border-dark);
  border-bottom-color: var(--border-dark);
  box-shadow: inset 1px 1px 0 rgba(255, 255, 255, 0.1),
    inset -1px -1px 0 rgba(0, 0, 0, 0.3);
}

/* Sunken panel (inset) */
.panel-inset {
  background: var(--bg-panel);
  border: 1px solid var(--border-dark);
  border-right-color: var(--border-light);
  border-bottom-color: var(--border-light);
  box-shadow: inset 1px 1px 3px rgba(0, 0, 0, 0.5),
    inset -1px -1px 0 rgba(255, 255, 255, 0.05);
}

/* ===========================================
   NAVIGATION - Winamp Title Bar Style
   =========================================== */

.navbar {
  background: linear-gradient(180deg, #3a3a3a 0%, #2a2a2a 50%, #1a1a1a 100%);
  padding: 0.5rem 1rem;
  border-bottom: 2px solid var(--border-dark);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.1),
    0 2px 4px rgba(0, 0, 0, 0.5);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-logo {
  color: var(--accent-primary);
  text-decoration: none;
  font-size: 1.1rem;
  font-weight: bold;
  text-transform: uppercase;
  letter-spacing: 2px;
  text-shadow: 0 0 10px var(--accent-primary);
}

/* ===========================================
   CONTAINER
   =========================================== */

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem;
  flex: 1;
  width: 100%;
  overflow-x: hidden;
}

@media (min-width: 768px) {
  .container {
    padding: 2rem;
  }
}

/* ===========================================
   HERO SECTION - LCD Display Style
   =========================================== */

.hero {
  text-align: center;
  margin-bottom: 2rem;
  padding: 1.5rem;
  background: var(--lcd-bg);
  border: 2px solid var(--border-dark);
  border-right-color: var(--border-light);
  border-bottom-color: var(--border-light);
  box-shadow: inset 0 0 20px rgba(0, 212, 255, 0.1);
}

.hero h1 {
  font-family: "VT323", monospace;
  font-size: 2.25rem;
  color: var(--lcd-text);
  text-shadow: 0 0 10px var(--accent-primary), 0 0 20px var(--accent-primary);
  letter-spacing: 3px;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

@media (min-width: 768px) {
  .hero h1 {
    font-size: 3rem;
  }
}

.subtitle {
  color: var(--lcd-text-dim);
  font-size: 1rem;
  letter-spacing: 1px;
}

/* Compare mode banner */
.compare-banner {
  background: var(--lcd-bg);
  border: 2px solid var(--accent-secondary);
  padding: 0.75rem 1rem;
  margin-bottom: 1.5rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.compare-banner-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.compare-banner-text {
  color: var(--lcd-text);
  font-size: 0.9rem;
}

.compare-banner-text strong {
  color: var(--accent-secondary);
}

.compare-cancel-btn {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border-mid);
  padding: 0.35rem 0.75rem;
  font-family: "Share Tech Mono", monospace;
  font-size: 0.8rem;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.15s;
}

.compare-cancel-btn:hover {
  color: var(--negative-color);
  border-color: var(--negative-color);
}

/* ===========================================
   SEARCH SECTION - Playlist Loader Panel
   =========================================== */

.search-section {
  max-width: 600px;
  margin: 0 auto 2rem;
}

.input-label {
  display: block;
  font-size: 0.9rem;
  font-weight: bold;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

.analyze-form .input-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

@media (min-width: 480px) {
  .analyze-form .input-group {
    flex-direction: row;
  }
}

.analyze-form input {
  flex: 1;
  padding: 0.875rem 1rem;
  font-family: "Share Tech Mono", monospace;
  font-size: 1.1rem;
  background: var(--lcd-bg);
  color: var(--lcd-text);
  border: 2px solid var(--border-dark);
  border-right-color: var(--border-light);
  border-bottom-color: var(--border-light);
  box-shadow: inset 0 0 10px rgba(0, 0, 0, 0.5);
}

.analyze-form input:focus {
  outline: none;
  box-shadow: inset 0 0 10px rgba(0, 0, 0, 0.5), 0 0 5px var(--accent-secondary);
}

.analyze-form input::placeholder {
  color: var(--lcd-text-dim);
}

/* Winamp 3D Button */
.analyze-form button,
.btn,
.analyze-album-btn {
  padding: 0.875rem 1.75rem;
  font-family: "Share Tech Mono", monospace;
  font-size: 1rem;
  font-weight: bold;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-primary);
  background: linear-gradient(180deg, #4a4a4a 0%, #3a3a3a 50%, #2a2a2a 100%);
  border: 1px solid var(--border-light);
  border-right-color: var(--border-dark);
  border-bottom-color: var(--border-dark);
  cursor: pointer;
  transition: all 0.1s;
  box-shadow: inset 1px 1px 0 rgba(255, 255, 255, 0.2),
    inset -1px -1px 0 rgba(0, 0, 0, 0.2), 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.analyze-form button:hover,
.btn:hover,
.analyze-album-btn:hover {
  background: linear-gradient(180deg, #5a5a5a 0%, #4a4a4a 50%, #3a3a3a 100%);
  color: var(--accent-primary);
}

.analyze-form button:active,
.btn:active,
.analyze-album-btn:active {
  background: linear-gradient(180deg, #2a2a2a 0%, #3a3a3a 50%, #4a4a4a 100%);
  border-color: var(--border-dark);
  border-right-color: var(--border-light);
  border-bottom-color: var(--border-light);
  box-shadow: inset 2px 2px 4px rgba(0, 0, 0, 0.5),
    inset -1px -1px 0 rgba(255, 255, 255, 0.1);
  transform: translate(1px, 1px);
}

.analyze-form button:focus,
.btn:focus,
.analyze-album-btn:focus {
  outline: 2px solid var(--accent-secondary);
  outline-offset: 2px;
}

.analyze-form button:focus:not(:focus-visible),
.btn:focus:not(:focus-visible),
.analyze-album-btn:focus:not(:focus-visible) {
  outline: none;
}

.album-item:focus {
  outline: 2px solid var(--accent-secondary);
  outline-offset: -2px;
}

.album-item:focus:not(:focus-visible) {
  outline: none;
}

.analyze-form button:disabled,
.analyze-album-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.language-notice {
  margin-top: 0.75rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
  text-align: center;
}

/* ===========================================
   SEARCH TABS - Winamp Button Bar
   =========================================== */

.search-tabs {
  display: flex;
  justify-content: center;
  gap: 0;
  margin-bottom: 1.5rem;
  border: 2px solid var(--border-light);
  border-right-color: var(--border-dark);
  border-bottom-color: var(--border-dark);
  background: var(--bg-panel);
  max-width: max-content;
  margin-left: auto;
  margin-right: auto;
}

.tab-btn {
  padding: 0.75rem 1.5rem;
  min-height: 44px; /* Accessible touch target */
  font-family: "Share Tech Mono", monospace;
  font-size: 0.95rem;
  font-weight: bold;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-secondary);
  background: linear-gradient(180deg, #3a3a3a 0%, #2a2a2a 100%);
  border: none;
  border-right: 1px solid var(--border-dark);
  cursor: pointer;
  transition: all 0.15s;
}

.tab-btn:last-child {
  border-right: none;
}

.tab-btn:hover:not(.active) {
  color: var(--accent-primary);
  background: linear-gradient(180deg, #4a4a4a 0%, #3a3a3a 100%);
}

.tab-btn.active {
  color: var(--lcd-text);
  background: var(--lcd-bg);
  text-shadow: 0 0 8px var(--accent-primary);
  box-shadow: inset 0 0 15px rgba(0, 212, 255, 0.15);
}

.tab-btn:focus {
  outline: 2px solid var(--accent-secondary);
  outline-offset: -2px;
}

.tab-btn:focus:not(:focus-visible) {
  outline: none;
}

.tab-content {
  width: 100%;
}

.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
}

/* Album search results - artist name display */
.album-artist {
  color: var(--accent-secondary);
  font-size: 0.8rem;
  display: block;
  margin-top: 0.125rem;
}

/* ===========================================
   SPINNER - Animated
   =========================================== */

.spinner {
  display: inline-block;
  width: 14px;
  height: 14px;
  border: 2px solid var(--accent-primary);
  border-radius: 50%;
  border-top-color: transparent;
  animation: spin 0.8s linear infinite;
}

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

.btn-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

/* ===========================================
   FEATURES - Info Panels
   =========================================== */

.features {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-top: 2rem;
}

@media (min-width: 480px) {
  .features {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 900px) {
  .features {
    grid-template-columns: repeat(4, 1fr);
  }
}

.feature-card {
  background: var(--bg-medium);
  padding: 1rem;
  border: 1px solid var(--border-light);
  border-right-color: var(--border-dark);
  border-bottom-color: var(--border-dark);
  box-shadow: inset 1px 1px 0 rgba(255, 255, 255, 0.1),
    2px 2px 4px rgba(0, 0, 0, 0.3);
}

.feature-card h3 {
  color: var(--accent-primary);
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 0.5rem;
}

.feature-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* ===========================================
   ERROR MESSAGE
   =========================================== */

.error-message {
  margin-top: 1rem;
  padding: 0.75rem;
  background: rgba(255, 68, 68, 0.1);
  border: 1px solid var(--danger-color);
  color: var(--danger-color);
  text-align: center;
  font-size: 1rem;
}

/* ===========================================
   ALBUM SECTION - Playlist Panel
   =========================================== */

.album-section {
  max-width: 900px;
  margin: 2rem auto;
  overflow-x: hidden;
  width: 100%;
}

.album-header {
  text-align: center;
  margin-bottom: 1rem;
  padding: 1rem;
  background: var(--lcd-bg);
  border: 2px solid var(--border-dark);
  border-right-color: var(--border-light);
  border-bottom-color: var(--border-light);
}

.album-header h2 {
  font-size: 1.25rem;
  color: var(--lcd-text);
  text-shadow: 0 0 10px var(--accent-primary);
  text-transform: uppercase;
  letter-spacing: 1px;
  word-break: break-word;
}

@media (min-width: 480px) {
  .album-header h2 {
    font-size: 1.5rem;
    letter-spacing: 2px;
  }
}

.album-instruction {
  color: var(--lcd-text-dim);
  font-size: 0.85rem;
  margin-top: 0.25rem;
}

@media (min-width: 480px) {
  .album-instruction {
    font-size: 0.95rem;
  }
}

/* Winamp Playlist-Style Album List */
.album-grid {
  display: flex;
  flex-direction: column;
  background: var(--lcd-bg);
  border: 1px solid var(--border-dark);
  border-right-color: var(--border-light);
  border-bottom-color: var(--border-light);
  max-height: 400px;
  overflow-y: auto;
  overflow-x: hidden;
}

.album-item {
  display: flex;
  align-items: center;
  padding: 0.5rem;
  cursor: pointer;
  border-bottom: 1px solid rgba(0, 0, 0, 0.3);
  transition: background 0.15s;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.album-item:last-child {
  border-bottom: none;
}

.album-item:hover {
  background: rgba(0, 212, 255, 0.1);
}

.album-item.selected {
  background: var(--accent-primary);
  color: var(--bg-dark);
}

.album-item.selected .album-name {
  color: var(--bg-dark);
}

.album-item.selected .album-year {
  color: var(--bg-dark);
  opacity: 0.8;
}

.album-index {
  font-size: 0.75rem;
  color: var(--lcd-text-dim);
  min-width: 1.5rem;
  text-align: right;
  font-family: monospace;
}

.album-item.selected .album-index {
  color: var(--bg-dark);
}

.album-info {
  flex: 1;
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.album-name {
  font-size: 0.9rem;
  color: var(--lcd-text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.album-year {
  font-size: 0.8rem;
  color: var(--lcd-text-dim);
  flex-shrink: 0;
}

.album-action {
  flex-shrink: 0;
  margin-left: auto;
}

/* Mobile/Tablet: stack analyze button below */
@media (max-width: 640px) {
  .album-section {
    margin: 1rem 0;
    padding: 0;
  }

  .album-grid {
    max-height: 350px;
  }

  .album-item {
    padding: 0.75rem 0.5rem;
    flex-wrap: wrap;
  }

  .album-index {
    display: none;
  }

  .album-info {
    flex: 1 1 100%;
    min-width: 0;
    width: 100%;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.125rem;
  }

  .album-name {
    font-size: 0.9rem;
    width: 100%;
    display: block;
  }

  .album-year {
    font-size: 0.75rem;
  }

  .album-action {
    flex: 1 1 100%;
    width: 100%;
    margin-left: 0;
    margin-top: 0.5rem;
  }

  .analyze-album-btn {
    width: 100%;
    padding: 0.6rem 0.5rem;
    font-size: 0.9rem;
  }
}

.analyze-album-btn {
  padding: 0.4rem 0.75rem;
  font-size: 0.85rem;
  white-space: nowrap;
}

.analyze-album-btn .spinner {
  width: 12px;
  height: 12px;
}

.no-albums {
  text-align: center;
  color: var(--text-secondary);
  padding: 2rem;
  grid-column: 1 / -1;
}

.album-limit-notice {
  text-align: center;
  color: var(--text-secondary);
  font-size: 0.85rem;
  padding: 0.5rem;
  margin-top: 0.5rem;
}

.load-more-indicator {
  text-align: center;
  color: var(--text-secondary);
  padding: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.load-more-indicator.hidden {
  display: none;
}

.load-more-indicator .spinner {
  width: 16px;
  height: 16px;
}

/* ===========================================
   RESULTS PAGE
   =========================================== */

.results-header {
  margin-bottom: 1.5rem;
}

.results-header-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.btn-secondary {
  background: var(--bg-panel);
  color: var(--accent-secondary);
  border: 2px solid var(--accent-secondary);
  padding: 0.5rem 1rem;
  font-family: "Share Tech Mono", monospace;
  font-size: 0.85rem;
  font-weight: bold;
  text-transform: uppercase;
  letter-spacing: 1px;
  cursor: pointer;
  transition: all 0.15s;
}

.btn-secondary:hover {
  background: var(--accent-secondary);
  color: var(--bg-dark);
}

/* Toast notification */
.toast {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: var(--bg-medium);
  color: var(--lcd-text);
  padding: 1rem 1.5rem;
  border: 2px solid var(--accent-primary);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
  font-size: 0.95rem;
  z-index: 1000;
  opacity: 0;
  transition: all 0.3s ease;
}

.toast.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

.back-link {
  color: var(--accent-primary);
  text-decoration: none;
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.back-link:hover {
  text-shadow: 0 0 5px var(--accent-primary);
}

.back-link:focus {
  outline: 2px solid var(--accent-secondary);
  outline-offset: 2px;
}

.back-link:focus:not(:focus-visible) {
  outline: none;
}

.results-header h1 {
  font-family: "VT323", monospace;
  font-size: 2rem;
  color: var(--lcd-text);
  text-shadow: 0 0 10px var(--accent-primary);
  margin-top: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 2px;
}

.album-subtitle {
  color: var(--lcd-text-dim);
  font-size: 1.1rem;
}

/* ===========================================
   STATUS SECTION - Loading Display
   =========================================== */

.status-section {
  text-align: center;
  padding: 1.5rem;
  background: var(--bg-medium);
  border: 2px solid var(--border-light);
  border-right-color: var(--border-dark);
  border-bottom-color: var(--border-dark);
  margin-bottom: 1.5rem;
}

.status-indicator {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  font-size: 1.1rem;
  color: var(--accent-primary);
}

.status-indicator .spinner {
  width: 20px;
  height: 20px;
}

/* Progress Bar - EQ Style */
.progress-bar-container {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin: 1.5rem auto;
  max-width: 400px;
}

.progress-bar {
  flex: 1;
  height: 12px;
  background: var(--lcd-bg);
  border: 1px solid var(--border-dark);
  border-right-color: var(--border-light);
  border-bottom-color: var(--border-light);
  overflow: hidden;
  box-shadow: inset 0 0 5px rgba(0, 0, 0, 0.5);
}

.progress-fill {
  height: 100%;
  background: linear-gradient(
    90deg,
    var(--accent-primary) 0%,
    var(--accent-highlight) 50%,
    var(--accent-primary) 100%
  );
  box-shadow: 0 0 10px var(--accent-primary);
  transition: width 0.3s;
  width: 0%;
}

.progress-percent {
  font-size: 0.9rem;
  font-weight: bold;
  color: var(--lcd-text);
  min-width: 45px;
  text-align: right;
}

/* Step Timeline */
.step-timeline {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem 0.5rem;
  margin: 1.5rem 0;
  justify-items: center;
}

@media (min-width: 580px) {
  .step-timeline {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: 0;
  }
}

.step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
  min-width: 50px;
}

@media (min-width: 580px) {
  .step {
    min-width: 70px;
  }
}

.step-icon-wrapper {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--lcd-bg);
  border: 1px solid var(--border-mid);
}

@media (min-width: 580px) {
  .step-icon-wrapper {
    width: 28px;
    height: 28px;
  }
}

.step-icon {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.step-label {
  font-size: 0.65rem;
  color: var(--text-secondary);
  text-align: center;
  max-width: 70px;
  text-transform: uppercase;
  line-height: 1.2;
}

@media (min-width: 580px) {
  .step-label {
    font-size: 0.8rem;
    max-width: 80px;
  }
}

.step-connector {
  display: none;
  width: 15px;
  height: 2px;
  background: var(--border-mid);
  margin-top: 11px;
}

@media (min-width: 580px) {
  .step-connector {
    display: block;
    width: 25px;
    margin-top: 13px;
  }
}

/* Step States */
.step.completed .step-icon-wrapper {
  background: var(--positive-color);
  border-color: var(--positive-color);
}

.step.completed .step-icon {
  color: var(--bg-dark);
}

.step.completed .step-label {
  color: var(--positive-color);
}

.step.active .step-icon-wrapper {
  background: var(--accent-primary);
  border-color: var(--accent-primary);
  animation: pulse-glow 1.5s infinite;
}

.step.active .step-icon {
  color: var(--bg-dark);
}

.step.active .step-label {
  color: var(--accent-primary);
}

.step-connector.completed {
  background: var(--positive-color);
}

@keyframes pulse-glow {
  0%,
  100% {
    box-shadow: 0 0 5px var(--accent-primary);
  }
  50% {
    box-shadow: 0 0 15px var(--accent-primary);
  }
}

/* Fun Facts */
.fun-fact-container {
  margin-top: 1.5rem;
  padding: 1rem;
  background: var(--lcd-bg);
  border: 1px solid var(--border-dark);
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

.fun-fact-label {
  display: block;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--accent-secondary);
  margin-bottom: 0.5rem;
}

.fun-fact {
  color: var(--lcd-text-dim);
  font-size: 1rem;
  min-height: 2.5em;
}

.fun-fact.fade-in {
  animation: fadeIn 0.5s ease-in;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.lyrics-note {
  margin-top: 1.5rem;
  font-size: 0.85rem;
  color: var(--text-secondary);
  text-align: center;
  font-style: italic;
}

/* ===========================================
   LOADING SECTION - Album Loading State
   =========================================== */

.loading-section {
  margin: 2rem 0;
  padding: 2rem;
  background: var(--bg-medium);
  border: 1px solid var(--border-light);
  border-right-color: var(--border-dark);
  border-bottom-color: var(--border-dark);
  box-shadow: inset 1px 1px 0 rgba(255, 255, 255, 0.1),
    2px 2px 4px rgba(0, 0, 0, 0.3);
}

.loading-content {
  max-width: 500px;
  margin: 0 auto;
  text-align: center;
}

.loading-header {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.loading-header h2 {
  color: var(--lcd-text);
  font-size: 1.25rem;
  margin: 0;
}

.spinner-large {
  width: 24px;
  height: 24px;
  border-width: 3px;
}

.loading-status {
  color: var(--lcd-text-dim);
  font-size: 0.95rem;
  margin-bottom: 0;
}

/* Indeterminate progress animation */
.progress-indeterminate {
  width: 30% !important;
  animation: indeterminate 1.5s ease-in-out infinite;
}

@keyframes indeterminate {
  0% {
    transform: translateX(-100%);
  }
  50% {
    transform: translateX(200%);
  }
  100% {
    transform: translateX(-100%);
  }
}

/* ===========================================
   RESULTS SECTION - Winamp Panels
   =========================================== */

.results-section {
  display: grid;
  gap: 1rem;
}

@media (min-width: 768px) {
  .results-section {
    gap: 1.5rem;
  }
}

/* Result Card - Winamp Window */
.result-card {
  background: var(--bg-medium);
  border: 2px solid var(--border-light);
  border-right-color: var(--border-dark);
  border-bottom-color: var(--border-dark);
  overflow: hidden;
}

/* Summary Card - Intro/Overview */
.summary-card {
  background: var(--lcd-bg);
  border-left: 3px solid var(--accent-primary);
  padding: 1rem 1.25rem;
}

.summary-content p {
  color: var(--lcd-text-dim);
  font-size: 0.95rem;
  line-height: 1.7;
  margin: 0;
}

@media (min-width: 768px) {
  .summary-card {
    padding: 1.25rem 1.5rem;
  }

  .summary-content p {
    font-size: 1rem;
  }
}

.result-card h2 {
  font-size: 1.05rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--text-primary);
  padding: 0.6rem 1rem;
  background: linear-gradient(180deg, #3a3a3a 0%, #2a2a2a 100%);
  border-bottom: 1px solid var(--border-dark);
  margin: 0;
}

.result-card > *:not(h2) {
  padding: 1rem;
}

.section-description {
  color: var(--text-secondary);
  font-size: 0.9rem;
  padding-top: 0.75rem !important;
  padding-bottom: 0 !important;
  margin-bottom: 0;
}

/* Section header with help tooltip */
.section-header-with-help {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  background: linear-gradient(180deg, #3a3a3a 0%, #2a2a2a 100%);
  border-bottom: 1px solid var(--border-dark);
}

.section-header-with-help h2 {
  padding: 0;
  background: none;
  border: none;
  margin: 0;
}

.help-icon {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.25rem;
  height: 1.25rem;
  font-size: 0.75rem;
  font-weight: bold;
  color: var(--accent-primary);
  border: 1px solid var(--accent-primary);
  border-radius: 50%;
  cursor: help;
  flex-shrink: 0;
}

.help-icon:hover .tooltip,
.help-icon:focus .tooltip {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.tooltip {
  position: absolute;
  top: calc(100% + 0.5rem);
  left: 50%;
  transform: translateX(-50%) translateY(-5px);
  width: 280px;
  padding: 0.75rem;
  font-size: 0.85rem;
  font-weight: normal;
  line-height: 1.4;
  color: var(--text-primary);
  background: var(--bg-medium);
  border: 1px solid var(--accent-primary);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
  opacity: 0;
  visibility: hidden;
  transition: all 0.2s ease;
  z-index: 100;
  text-transform: none;
  letter-spacing: normal;
}

.tooltip::before {
  content: "";
  position: absolute;
  top: -6px;
  left: 50%;
  transform: translateX(-50%);
  border-left: 6px solid transparent;
  border-right: 6px solid transparent;
  border-bottom: 6px solid var(--accent-primary);
}

/* Empty state styling */
.empty-state {
  text-align: center;
  padding: 2rem 1rem;
  color: var(--text-secondary);
}

.empty-state-icon {
  font-size: 2rem;
  margin-bottom: 0.5rem;
  opacity: 0.5;
}

.empty-state-message {
  font-size: 0.95rem;
  margin-bottom: 0.25rem;
}

.empty-state-hint {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ===========================================
   SENTIMENT - EQ Bar Style
   =========================================== */

.sentiment-overview {
  text-align: center;
  padding: 1rem;
  background: var(--lcd-bg);
  margin: 0 1rem 1rem;
  border: 1px solid var(--border-dark);
}

.sentiment-score .label {
  display: block;
  color: var(--text-secondary);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.sentiment-score .score {
  font-family: "VT323", monospace;
  font-size: 3rem;
  text-shadow: 0 0 10px currentColor;
}

.sentiment-score .score.positive {
  color: var(--positive-color);
}
.sentiment-score .score.negative {
  color: var(--negative-color);
}
.sentiment-score .score.neutral {
  color: var(--neutral-color);
}

.sentiment-label {
  display: block;
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-top: 0.25rem;
}

.sentiment-charts {
  padding: 0 1rem 1rem;
}

.chart-header {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

@media (min-width: 480px) {
  .chart-header {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

.chart-container h3 {
  font-size: 0.95rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin: 0;
}

.sort-toggle {
  display: flex;
  gap: 0;
  border: 2px solid var(--accent-primary);
  border-radius: 4px;
  overflow: hidden;
  background: var(--bg-dark);
}

.sort-btn {
  padding: 0.6rem 1.25rem;
  min-height: 44px; /* Accessible touch target */
  font-family: "Share Tech Mono", monospace;
  font-size: 0.9rem;
  font-weight: bold;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--accent-primary);
  background: transparent;
  border: none;
  cursor: pointer;
  transition: all 0.15s;
}

.sort-btn:first-child {
  border-right: 1px solid var(--accent-primary);
}

.sort-btn:hover {
  color: var(--text-primary);
  background: rgba(0, 212, 255, 0.1);
}

.sort-btn.active {
  color: var(--bg-dark);
  background: var(--accent-primary);
  box-shadow: none;
}

.sort-btn:focus {
  outline: 2px solid var(--accent-secondary);
  outline-offset: 2px;
}

.sort-btn:focus:not(:focus-visible) {
  outline: none;
}

/* Bar Chart - Mobile First (stacked layout) */
.bar-chart {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.bar-item {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 0.5rem;
  background: var(--bg-panel);
  border: 1px solid var(--border-mid);
}

@media (min-width: 600px) {
  .bar-item {
    flex-direction: row;
    align-items: center;
    gap: 1rem;
    padding: 0.25rem 0;
    background: transparent;
    border: none;
  }
}

.bar-label {
  font-size: 0.95rem;
  color: var(--text-primary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

@media (min-width: 600px) {
  .bar-label {
    width: 200px;
    min-width: 200px;
    flex-shrink: 0;
    padding-right: 1rem;
    color: var(--text-primary);
  }
}

.bar-wrapper {
  width: 100%;
  height: 16px;
  background: var(--lcd-bg);
  border: 1px solid var(--border-dark);
  overflow: hidden;
}

@media (min-width: 600px) {
  .bar-wrapper {
    flex: 1;
    height: 20px;
  }
}

.bar {
  height: 100%;
  transition: width 0.3s;
}

.bar.positive {
  background: linear-gradient(90deg, var(--positive-color) 0%, #00c4ff 100%);
  box-shadow: 0 0 5px var(--positive-color);
}

.bar.negative {
  background: linear-gradient(90deg, var(--negative-color) 0%, #ffaa00 100%);
  box-shadow: 0 0 5px var(--negative-color);
}

.bar-value {
  font-size: 0.95rem;
  font-weight: bold;
  text-align: right;
}

@media (min-width: 600px) {
  .bar-value {
    min-width: 60px;
  }
}

.bar-item .bar-value.positive,
.bar.positive + .bar-value {
  color: var(--positive-color);
}
.bar-item .bar-value.negative,
.bar.negative + .bar-value {
  color: var(--negative-color);
}

/* ===========================================
   EMOTIONS - Emotional Profile
   =========================================== */

.emotions-container {
  padding: 1rem;
}

.dominant-emotion {
  text-align: center;
  margin-bottom: 1.5rem;
  padding: 1rem;
  background: var(--bg-panel);
  border: 1px solid var(--border-mid);
}

.dominant-label {
  display: block;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

.dominant-value {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-size: 1.5rem;
  font-weight: bold;
  color: var(--accent-primary);
  text-transform: capitalize;
}

.emotion-icon {
  font-family: monospace;
  font-size: 1.25rem;
}

.emotions-chart {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.emotion-bar-item {
  display: grid;
  grid-template-columns: 100px 1fr 50px;
  align-items: center;
  gap: 0.75rem;
}

@media (max-width: 480px) {
  .emotion-bar-item {
    grid-template-columns: 80px 1fr 45px;
    gap: 0.5rem;
  }
}

.emotion-label {
  text-transform: capitalize;
  font-size: 0.9rem;
  color: var(--text-primary);
}

.emotion-bar-wrapper {
  height: 20px;
  background: var(--bg-panel);
  border: 1px solid var(--border-mid);
  overflow: hidden;
}

.emotion-bar {
  height: 100%;
  transition: width 0.5s ease-out;
}

.emotion-bar.emotion-positive {
  background: linear-gradient(90deg, var(--positive-color) 0%, #00c4ff 100%);
  box-shadow: 0 0 5px var(--positive-color);
}

.emotion-bar.emotion-negative {
  background: linear-gradient(90deg, var(--negative-color) 0%, #ffaa00 100%);
  box-shadow: 0 0 5px var(--negative-color);
}

.emotion-bar.emotion-neutral {
  background: linear-gradient(90deg, var(--accent-secondary) 0%, #ffcc00 100%);
  box-shadow: 0 0 5px var(--accent-secondary);
}

.emotion-value {
  font-size: 0.85rem;
  color: var(--text-secondary);
  text-align: right;
  font-family: var(--font-mono);
}

/* ===========================================
   WORD FREQUENCY - LED Ticker Style
   =========================================== */

.word-frequency {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding: 1rem;
}

.word-item {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--lcd-bg);
  padding: 0.4rem 0.75rem;
  border: 1px solid var(--border-mid);
}

.word-text {
  color: var(--lcd-text);
  font-size: 1rem;
}

.word-count {
  color: var(--accent-secondary);
  font-size: 0.95rem;
  font-weight: bold;
}

/* ===========================================
   METAPHORS - Grid Display
   =========================================== */

.metaphors-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.5rem;
  padding: 1rem;
}

@media (min-width: 480px) {
  .metaphors-list {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 768px) {
  .metaphors-list {
    grid-template-columns: repeat(4, 1fr);
  }
}

.metaphor-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--bg-panel);
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--border-mid);
}

.metaphor-name {
  text-transform: uppercase;
  font-size: 0.9rem;
  color: var(--text-primary);
  letter-spacing: 1px;
}

.metaphor-count {
  color: var(--accent-primary);
  font-weight: bold;
  font-size: 1rem;
}

/* ===========================================
   TOPICS - Theme Panels
   =========================================== */

.topics-container {
  display: grid;
  gap: 0.75rem;
  padding: 1rem;
}

.topic-item {
  background: var(--bg-panel);
  padding: 0.75rem;
  border: 1px solid var(--border-mid);
}

.topic-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.5rem;
}

.topic-name {
  color: var(--accent-secondary);
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: bold;
}

.topic-keywords {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.keyword-tag {
  background: var(--lcd-bg);
  padding: 0.25rem 0.6rem;
  font-size: 0.9rem;
  color: var(--lcd-text-dim);
  border: 1px solid var(--border-dark);
}

/* ===========================================
   STATS - Digital Readout
   =========================================== */

.stats-card > *:not(h2) {
  padding: 1rem;
}

.stats-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
  text-align: center;
}

@media (min-width: 640px) {
  .stats-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.stat {
  background: var(--lcd-bg);
  padding: 0.75rem 0.5rem;
  border: 1px solid var(--border-dark);
}

.stat-value {
  display: block;
  font-family: "VT323", monospace;
  font-size: 1.75rem;
  color: var(--lcd-text);
  text-shadow: 0 0 5px var(--accent-primary);
}

@media (min-width: 480px) {
  .stat-value {
    font-size: 2rem;
  }
}

.stat-label {
  color: var(--text-secondary);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  word-break: break-word;
}

@media (min-width: 480px) {
  .stat-label {
    font-size: 0.8rem;
    letter-spacing: 1px;
  }
}

.stats-highlights {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-mid);
}

@media (min-width: 480px) {
  .stats-highlights {
    flex-direction: row;
  }
}

.stat-highlight {
  flex: 1;
  padding: 0.75rem;
  background: var(--bg-panel);
  border-left: 3px solid var(--border-mid);
}

.stat-highlight.positive {
  border-left-color: var(--positive-color);
}

.stat-highlight.negative {
  border-left-color: var(--negative-color);
}

.highlight-label {
  display: block;
  font-size: 0.85rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 0.25rem;
}

.highlight-value {
  font-size: 1rem;
  color: var(--text-primary);
}

.stat-highlight.positive .highlight-value {
  color: var(--positive-color);
}

.stat-highlight.negative .highlight-value {
  color: var(--negative-color);
}

/* ===========================================
   EMOTIONAL PASSAGES - Quoted Lyrics
   =========================================== */

.emotional-passage-card {
  background: var(--bg-medium);
}

.emotional-passages-grid {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  padding: 1rem;
}

@media (min-width: 768px) {
  .emotional-passages-grid {
    flex-direction: row;
    gap: 1rem;
  }
}

.emotional-passage-container {
  flex: 1;
  padding: 1rem;
  background: var(--bg-panel);
  border: 1px solid var(--border-mid);
}

.emotional-passage-container.positive {
  border-left: 3px solid var(--positive-color);
}

.emotional-passage-container.negative {
  border-left: 3px solid var(--negative-color);
}

.passage-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.5rem;
}

.passage-type-label {
  font-size: 0.8rem;
  font-weight: bold;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.passage-type-label.positive {
  color: var(--positive-color);
}

.passage-type-label.negative {
  color: var(--negative-color);
}

.passage-song-title {
  display: block;
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 0.75rem;
}

.passage-sentiment-badge {
  display: inline-block;
  padding: 0.25rem 0.5rem;
  font-size: 0.8rem;
  font-weight: bold;
  font-family: "VT323", monospace;
}

.passage-sentiment-badge.positive {
  color: var(--positive-color);
}

.passage-sentiment-badge.negative {
  color: var(--negative-color);
}

.passage-text {
  background: var(--lcd-bg);
  padding: 1rem;
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--lcd-text);
  font-style: italic;
  border: 1px solid var(--border-dark);
}

.passage-line {
  display: block;
}

/* ===========================================
   ERROR SECTION
   =========================================== */

.error-section {
  text-align: center;
  padding: 2rem;
  background: var(--bg-medium);
  border: 2px solid var(--danger-color);
}

.error-icon {
  width: 50px;
  height: 50px;
  line-height: 50px;
  font-size: 1.5rem;
  font-weight: bold;
  background: var(--danger-color);
  color: var(--bg-dark);
  margin: 0 auto 1rem;
}

.error-section h2 {
  color: var(--danger-color);
  margin-bottom: 0.5rem;
}

.error-section p {
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

/* ===========================================
   COMPARE PAGE
   =========================================== */

.compare-header {
  margin-bottom: 1.5rem;
}

.compare-header h1 {
  font-family: "VT323", monospace;
  font-size: 2rem;
  color: var(--lcd-text);
  text-shadow: 0 0 10px var(--accent-primary);
  margin-top: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 2px;
}

.compare-loading {
  text-align: center;
  padding: 3rem;
}

.compare-loading p {
  margin-top: 1rem;
  color: var(--text-secondary);
}

/* Album header cards - mobile stacked */
.compare-albums-header {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

@media (min-width: 640px) {
  .compare-albums-header {
    flex-direction: row;
  }
}

.album-header-card {
  flex: 1;
  padding: 1rem;
  background: var(--bg-panel);
  border: 2px solid var(--border-mid);
}

.album-header-card.album-a {
  border-color: var(--accent-primary);
}

.album-header-card.album-b {
  border-color: var(--accent-secondary);
}

.album-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  opacity: 0.7;
}

.album-header-card.album-a .album-label {
  color: var(--accent-primary);
}

.album-header-card.album-b .album-label {
  color: var(--accent-secondary);
}

.album-header-card h3 {
  font-size: 1.1rem;
  color: var(--text-primary);
  margin: 0.25rem 0 0.15rem;
  word-break: break-word;
}

.album-header-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin: 0;
}

.tracks-analyzed {
  display: block;
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 0.35rem;
}

.tracks-analyzed.partial {
  color: var(--accent-secondary);
}

.partial-reason {
  color: var(--text-muted);
  font-style: italic;
}

.retry-link {
  background: none;
  border: 1px solid var(--accent-primary);
  color: var(--accent-primary);
  font-family: inherit;
  font-size: 0.7rem;
  padding: 0.15rem 0.5rem;
  margin-left: 0.5rem;
  cursor: pointer;
  transition: all 0.2s;
}

.retry-link:hover {
  background: var(--accent-primary);
  color: var(--bg-dark);
}

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

.retry-warning {
  color: var(--text-muted);
  font-size: 0.7rem;
  font-style: italic;
  margin-left: 0.25rem;
}

/* Compare cards with accordion */
.compare-card {
  background: var(--bg-panel);
  border: 2px solid var(--border-light);
  border-right-color: var(--border-dark);
  border-bottom-color: var(--border-dark);
  margin-bottom: 1rem;
}

.accordion-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  padding: 0.75rem 1rem;
  background: linear-gradient(180deg, #3a3a3a 0%, #2a2a2a 100%);
  border: none;
  border-bottom: 1px solid var(--border-dark);
  cursor: pointer;
  text-align: left;
}

.accordion-header h2 {
  font-family: "VT323", monospace;
  font-size: 1.25rem;
  color: var(--text-primary);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin: 0;
}

.accordion-icon {
  font-size: 1.5rem;
  color: var(--accent-primary);
  font-weight: bold;
}

.accordion-content {
  padding: 1rem;
}

.accordion-content.collapsed {
  display: none;
}

/* Color utility classes */
.album-a-color {
  color: var(--accent-primary);
}

.album-b-color {
  color: var(--accent-secondary);
}

/* Sentiment comparison */
.sentiment-comparison {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.overall-compare {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.overall-item {
  flex: 1;
  min-width: 120px;
  padding: 1rem;
  background: var(--lcd-bg);
  text-align: center;
}

.overall-label {
  display: block;
  font-size: 0.8rem;
  text-transform: uppercase;
  opacity: 0.7;
  margin-bottom: 0.25rem;
}

.overall-score {
  font-family: "VT323", monospace;
  font-size: 2rem;
}

.overall-score.positive {
  color: var(--positive-color);
}

.overall-score.negative {
  color: var(--negative-color);
}

.overall-score.neutral {
  color: var(--lcd-text-dim);
}

.sentiment-delta {
  text-align: center;
  padding: 0.5rem;
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.compare-highlights {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.highlight-row {
  display: grid;
  grid-template-columns: 100px 1fr 1fr;
  gap: 0.5rem;
  padding: 0.5rem;
  background: var(--bg-medium);
  font-size: 0.85rem;
}

.highlight-label {
  color: var(--text-secondary);
  font-size: 0.8rem;
}

/* Track by track comparison */
.track-comparison {
  margin-top: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-mid);
}

.track-comparison h4 {
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

.track-charts {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .track-charts {
    flex-direction: row;
  }
}

.track-chart-column {
  flex: 1;
  min-width: 0;
}

.track-chart-label {
  display: block;
  font-size: 0.85rem;
  font-weight: bold;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 0.5rem;
}

.track-bars {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.track-bar-item {
  display: grid;
  grid-template-columns: 1fr 80px 50px;
  gap: 0.5rem;
  align-items: center;
  font-size: 0.8rem;
}

@media (min-width: 480px) {
  .track-bar-item {
    grid-template-columns: 120px 1fr 50px;
  }
}

.track-title {
  color: var(--text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.track-bar-wrapper {
  height: 12px;
  background: var(--bg-dark);
  border: 1px solid var(--border-mid);
}

.track-bar {
  height: 100%;
  transition: width 0.3s ease;
}

/* Colorblind-friendly: blue for positive, amber for negative */
.track-bar.positive {
  background: #5B9BD5;
}

.track-bar.negative {
  background: #D4A017;
}

/* Album identity via left border */
.track-bar.album-a {
  border-left: 3px solid var(--accent-primary);
}

.track-bar.album-b {
  border-left: 3px solid var(--accent-secondary);
}

.track-score {
  text-align: right;
  font-family: "Share Tech Mono", monospace;
}

.track-score.positive {
  color: #5B9BD5;
}

.track-score.negative {
  color: #D4A017;
}

.no-tracks {
  color: var(--text-muted);
  font-style: italic;
  font-size: 0.9rem;
}

/* Emotions comparison */
.emotions-comparison {
  padding: 0.5rem 0;
  overflow-x: auto;
}

.dominant-compare {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

@media (min-width: 480px) {
  .dominant-compare {
    flex-direction: row;
    gap: 1rem;
  }
}

.dominant-item {
  flex: 1;
  text-align: center;
  padding: 0.75rem;
  background: var(--bg-panel);
  border: 1px solid var(--border-mid);
}

.dominant-item .dominant-label {
  display: block;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-secondary);
  margin-bottom: 0.25rem;
}

.dominant-item .dominant-value {
  font-size: 1.25rem;
  font-weight: bold;
  text-transform: capitalize;
}

.emotions-compare-chart {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
}

@media (max-width: 420px) {
  .emotions-compare-chart {
    grid-template-columns: 1fr;
  }
}

@media (min-width: 768px) {
  .emotions-compare-chart {
    grid-template-columns: repeat(4, 1fr);
  }
}

.emotion-faceoff {
  background: var(--bg-panel);
  border: 1px solid var(--border-mid);
  padding: 0.75rem;
  text-align: center;
  transition: border-color 0.2s, box-shadow 0.2s;
  min-width: 0;
}

.emotion-faceoff.winner-a {
  border-color: var(--accent-primary);
  box-shadow: 0 0 8px rgba(0, 212, 255, 0.3);
}

.emotion-faceoff.winner-b {
  border-color: var(--accent-secondary);
  box-shadow: 0 0 8px rgba(255, 140, 0, 0.3);
}

.faceoff-header {
  margin-bottom: 0.5rem;
}

.faceoff-emotion {
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 1px;
  color: var(--text-secondary);
}

.faceoff-scores {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.faceoff-score {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  font-weight: bold;
}

.faceoff-score.winner {
  text-shadow: 0 0 8px currentColor;
}

.faceoff-vs {
  font-size: 0.7rem;
  color: var(--text-muted);
}

.faceoff-result {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 0.2rem 0.5rem;
  display: inline-block;
}

.faceoff-result.winner-a {
  color: var(--accent-primary);
}

.faceoff-result.winner-b {
  color: var(--accent-secondary);
}

.faceoff-result.tie {
  color: var(--text-muted);
}

/* Vocabulary comparison */
.vocab-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
}

@media (min-width: 480px) {
  .vocab-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.vocab-stat {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 0.75rem;
  padding: 0.75rem;
  background: var(--lcd-bg);
  align-items: center;
}

.vocab-label {
  color: var(--text-secondary);
  font-size: 0.85rem;
}

.vocab-stat span:not(.vocab-label) {
  font-family: "VT323", monospace;
  font-size: 1.25rem;
  text-align: right;
}

/* Theme overlap */
.theme-overlap {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.theme-group {
  padding: 0.75rem;
  background: var(--bg-medium);
}

.theme-group h4 {
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 0.5rem;
}

.theme-group.shared h4 {
  color: var(--text-primary);
}

.theme-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.theme-tag {
  padding: 0.25rem 0.6rem;
  font-size: 0.85rem;
  background: var(--lcd-bg);
  border: 1px solid var(--border-mid);
}

.theme-tag.album-a {
  border-color: var(--accent-primary);
  color: var(--accent-primary);
}

.theme-tag.album-b {
  border-color: var(--accent-secondary);
  color: var(--accent-secondary);
}

.theme-tag.shared {
  border-color: var(--text-secondary);
  color: var(--text-primary);
}

.no-themes {
  color: var(--text-muted);
  font-style: italic;
  font-size: 0.9rem;
}

/* Discovered Topics (Combined LDA) */
.discovered-topics {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.discovered-loading {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--text-secondary);
  font-size: 0.9rem;
  padding: 1rem 0;
}

.discovered-topic {
  background: var(--lcd-bg);
  border: 1px solid var(--border-mid);
  border-radius: 6px;
  padding: 1rem;
}

.topic-header {
  margin-bottom: 0.75rem;
}

.topic-name {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
}

.topic-keywords {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.keyword-tag {
  display: inline-block;
  padding: 0.2rem 0.5rem;
  font-size: 0.8rem;
  background: var(--bg-main);
  border: 1px solid var(--border-light);
  border-radius: 3px;
  color: var(--text-secondary);
}

.no-topics {
  color: var(--text-muted);
  font-style: italic;
  font-size: 0.9rem;
  padding: 0.5rem 0;
}

/* Compare actions */
.compare-actions,
.results-actions {
  margin-top: 2rem;
  text-align: center;
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

/* ===========================================
   UTILITIES
   =========================================== */

.hidden {
  display: none !important;
}

/* ===========================================
   FOOTER
   =========================================== */

.footer {
  background: linear-gradient(180deg, #2a2a2a 0%, #1a1a1a 100%);
  padding: 0.875rem 1rem;
  text-align: center;
  color: var(--text-secondary);
  font-size: 0.9rem;
  border-top: 1px solid var(--border-light);
}