/* 🧬 KONOMI MOOSIC Styles */

:root {
  --bg-primary: #0a0a0f;
  --bg-secondary: #12121a;
  --bg-tertiary: #1a1a25;
  --accent: #00ff88;
  --accent-dim: #00cc6a;
  --accent-glow: rgba(0, 255, 136, 0.3);
  --text-primary: #ffffff;
  --text-secondary: #888899;
  --border: #2a2a3a;
  --danger: #ff4466;
  --warning: #ffaa00;
}

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

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.6;
}

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

/* Header */
.header {
  text-align: center;
  padding: 30px 0;
  border-bottom: 1px solid var(--border);
  margin-bottom: 30px;
}

.header h1 {
  font-size: 2.5rem;
  background: linear-gradient(135deg, var(--accent), #00ccff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 10px;
}

.subtitle {
  color: var(--text-secondary);
  font-size: 1rem;
}

.system-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 15px;
  padding: 8px 16px;
  background: var(--bg-secondary);
  border-radius: 20px;
  font-size: 0.85rem;
}

.status-dot {
  width: 8px;
  height: 8px;
  background: var(--accent);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 0 var(--accent-glow); }
  50% { opacity: 0.7; box-shadow: 0 0 0 8px transparent; }
}

/* Player Section */
.player-section {
  margin-bottom: 30px;
}

.player-container {
  background: var(--bg-secondary);
  border-radius: 16px;
  padding: 20px;
  border: 1px solid var(--border);
}

.media-display {
  position: relative;
  width: 100%;
  height: 300px;
  background: linear-gradient(135deg, var(--bg-tertiary), var(--bg-primary));
  border-radius: 12px;
  overflow: hidden;
  margin-bottom: 20px;
}

.media-display video {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.media-display canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.now-playing {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 20px;
  background: linear-gradient(transparent, rgba(0,0,0,0.9));
  display: flex;
  align-items: center;
  gap: 15px;
}

.track-art {
  width: 60px;
  height: 60px;
  background: var(--bg-tertiary);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
}

.track-info h2 {
  font-size: 1.2rem;
  margin-bottom: 4px;
}

.track-info p {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* Controls */
.controls {
  padding: 15px 0;
}

.progress-container {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 15px;
}

.progress-container span {
  font-size: 0.85rem;
  color: var(--text-secondary);
  min-width: 45px;
}

.progress-bar, .volume-bar {
  -webkit-appearance: none;
  appearance: none;
  height: 6px;
  background: var(--bg-tertiary);
  border-radius: 3px;
  outline: none;
  cursor: pointer;
}

.progress-bar {
  flex: 1;
}

.volume-bar {
  width: 100px;
}

.progress-bar::-webkit-slider-thumb,
.volume-bar::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 14px;
  height: 14px;
  background: var(--accent);
  border-radius: 50%;
  cursor: pointer;
  transition: transform 0.2s;
}

.progress-bar::-webkit-slider-thumb:hover,
.volume-bar::-webkit-slider-thumb:hover {
  transform: scale(1.2);
}

.control-buttons {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.ctrl-btn {
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  color: var(--text-primary);
  font-size: 1.2rem;
  padding: 12px 18px;
  border-radius: 10px;
  cursor: pointer;
  transition: all 0.2s;
}

.ctrl-btn:hover {
  background: var(--accent);
  border-color: var(--accent);
  transform: scale(1.05);
}

.play-btn {
  font-size: 1.5rem;
  padding: 14px 24px;
  background: var(--accent);
  border-color: var(--accent);
}

.play-btn:hover {
  background: var(--accent-dim);
  border-color: var(--accent-dim);
}

.ctrl-btn.active {
  background: var(--accent);
  border-color: var(--accent);
}

.volume-control {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-left: 20px;
}

/* KONOMI Panel */
.konomi-panel {
  background: var(--bg-secondary);
  border-radius: 16px;
  padding: 20px;
  border: 1px solid var(--border);
  margin-bottom: 30px;
}

.konomi-panel h3 {
  margin-bottom: 15px;
  color: var(--accent);
}

.konomi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 15px;
  margin-bottom: 15px;
}

.konomi-stat {
  background: var(--bg-tertiary);
  padding: 15px;
  border-radius: 10px;
  display: flex;
  flex-direction: column;
  gap: 5px;
}

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

.konomi-stat .value {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--accent);
}

.femto-output {
  background: var(--bg-primary);
  padding: 15px;
  border-radius: 10px;
  font-family: 'Courier New', monospace;
  font-size: 0.9rem;
  color: var(--accent);
  border: 1px solid var(--border);
  max-height: 150px;
  overflow-y: auto;
}

/* Playlist */
.playlist-section {
  background: var(--bg-secondary);
  border-radius: 16px;
  padding: 20px;
  border: 1px solid var(--border);
  margin-bottom: 30px;
}

.playlist-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 15px;
}

.playlist-header h3 {
  color: var(--text-primary);
}

.action-btn {
  background: var(--accent);
  border: none;
  color: var(--bg-primary);
  padding: 10px 20px;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 600;
  transition: all 0.2s;
}

.action-btn:hover {
  background: var(--accent-dim);
  transform: scale(1.02);
}

.playlist {
  max-height: 400px;
  overflow-y: auto;
}

.empty-playlist {
  text-align: center;
  padding: 40px;
  color: var(--text-secondary);
}

.empty-playlist p:first-child {
  font-size: 1.5rem;
  margin-bottom: 10px;
}

.track-item {
  display: flex;
  align-items: center;
  gap: 15px;
  padding: 12px 15px;
  background: var(--bg-tertiary);
  border-radius: 10px;
  margin-bottom: 8px;
  cursor: pointer;
  transition: all 0.2s;
}

.track-item:hover {
  background: var(--border);
}

.track-item.active {
  background: var(--accent);
  color: var(--bg-primary);
}

.track-item.active .track-item-artist {
  color: var(--bg-secondary);
}

.track-item-icon {
  font-size: 1.5rem;
}

.track-item-info {
  flex: 1;
}

.track-item-title {
  font-weight: 600;
  margin-bottom: 2px;
}

.track-item-artist {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.track-item-duration {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.track-item-remove {
  background: none;
  border: none;
  color: var(--danger);
  cursor: pointer;
  font-size: 1.2rem;
  opacity: 0;
  transition: opacity 0.2s;
}

.track-item:hover .track-item-remove {
  opacity: 1;
}

/* Drop Zone */
.drop-zone {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 255, 136, 0.1);
  backdrop-filter: blur(10px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}

.drop-zone.active {
  display: flex;
}

.drop-content {
  text-align: center;
  padding: 60px;
  border: 3px dashed var(--accent);
  border-radius: 20px;
  background: var(--bg-secondary);
}

.drop-icon {
  font-size: 4rem;
  display: block;
  margin-bottom: 15px;
}

/* Footer */
.footer {
  text-align: center;
  padding: 20px 0;
  color: var(--text-secondary);
  font-size: 0.85rem;
  border-top: 1px solid var(--border);
}

.footer a {
  color: var(--accent);
  text-decoration: none;
}

.footer a:hover {
  text-decoration: underline;
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-tertiary);
}

::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--accent);
}

/* Responsive */
@media (max-width: 768px) {
  .header h1 {
    font-size: 1.8rem;
  }

  .media-display {
    height: 200px;
  }

  .control-buttons {
    flex-wrap: wrap;
  }

  .volume-control {
    width: 100%;
    justify-content: center;
    margin: 10px 0 0 0;
  }

  .konomi-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}