/* ============================================
   DJ Screen — CDJ deck display styles
   Dark maroon theme, CDJ/BeatLink inspired
   ============================================ */

/* ---- LAYOUT ---- */

#screen-dj {
  /* display managed by .screen / .screen.active in style.css */
  flex-direction: column;
  gap: 12px;
  padding: 12px;
  height: 100%;
  overflow-y: auto;
}

#dj-content {
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex: 1;
}

/* ---- OVERVIEW GRID ---- */

.dj-overview-grid {
  display: grid;
  gap: 8px;
}

/* Layout: 2×2 quadrant (default) */
.dj-overview-grid.layout-2x2 {
  grid-template-columns: repeat(2, 1fr);
  grid-template-rows: repeat(2, auto);
}

/* Layout: 4×1 horizontal strip */
.dj-overview-grid.layout-4x1 {
  grid-template-columns: repeat(4, 1fr);
  grid-template-rows: auto;
}

.dj-overview-grid.layout-4x1 .dj-deck-waveform .wf-canvas {
  height: 36px;
}

.dj-overview-grid.layout-4x1 .dj-track-title {
  font-size: 11px;
}

.dj-overview-grid.layout-4x1 .dj-track-artist {
  font-size: 10px;
}

.dj-overview-grid.layout-4x1 .dj-deck-meta {
  gap: 6px;
  font-size: 9px;
}

/* ---- AUTO-FOLLOW BAR ---- */

.dj-follow-bar {
  display: flex;
  justify-content: flex-end;
  margin-bottom: -4px;
}

.dj-follow-btn {
  background: var(--bg-element);
  border: 1px solid var(--border-dim);
  border-radius: 4px;
  padding: 3px 10px;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.5px;
  color: var(--text-dim);
  cursor: pointer;
  transition: all 0.15s;
}

.dj-follow-btn:hover {
  border-color: var(--border-bright);
}

.dj-follow-btn.active {
  color: #ff5566;
  border-color: rgba(255, 85, 102, 0.4);
  background: rgba(255, 85, 102, 0.08);
}

/* ---- DECK CARD (overview) ---- */

.dj-deck-card {
  background: var(--bg-element);
  border: 2px solid var(--border-dim);
  border-radius: 6px;
  padding: 8px;
  cursor: pointer;
  transition: border-color 0.15s, box-shadow 0.15s;
  position: relative;
}

.dj-deck-card:hover {
  border-color: var(--border-bright);
}

/* Focused deck: green outline */
.dj-deck-card.featured {
  border-color: #33cc55;
  box-shadow: 0 0 8px rgba(51, 204, 85, 0.3);
  background: color-mix(in srgb, #33cc55 4%, var(--bg-element));
}

/* On-air deck: BPM-synced outer glow */
.dj-deck-card.on-air {
  border-color: #cc3344;
  animation: onAirGlow var(--beat-duration, 0.5s) ease-in-out infinite;
}

/* On-air + focused: green border takes priority, red glow animation */
.dj-deck-card.on-air.featured {
  border-color: #33cc55;
  animation: onAirGlow var(--beat-duration, 0.5s) ease-in-out infinite;
  background: color-mix(in srgb, #33cc55 4%, var(--bg-element));
}

/* Beat glow flash — triggered by JS on each beat */
.dj-deck-card.beat-glow {
  box-shadow:
    0 0 12px rgba(255, 51, 68, 0.6),
    0 0 24px rgba(255, 51, 68, 0.3);
}

@keyframes onAirGlow {
  0%, 100% {
    box-shadow: 0 0 6px rgba(204, 51, 68, 0.2);
  }
  50% {
    box-shadow: 0 0 12px rgba(204, 51, 68, 0.5), 0 0 20px rgba(204, 51, 68, 0.2);
  }
}

/* Deck header */
.dj-deck-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
}

.dj-deck-number {
  font-size: 11px;
  font-weight: 700;
  color: var(--text-secondary);
  letter-spacing: 1px;
}

.dj-on-air-badge {
  font-size: 9px;
  font-weight: 700;
  color: #ff3344;
  background: rgba(255, 51, 68, 0.15);
  border: 1px solid rgba(255, 51, 68, 0.3);
  border-radius: 3px;
  padding: 1px 5px;
  letter-spacing: 0.5px;
  animation: onAirPulse 1.5s ease-in-out infinite;
}

.dj-on-air-badge.hidden {
  display: none;
}

@keyframes onAirPulse {
  0%, 100% { opacity: 0.8; }
  50% { opacity: 1; }
}

/* Beat indicator */
.dj-beat-indicator {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 4px;
}

.dj-beat-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--text-dim);
  transition: background 0.05s;
}

.dj-beat-indicator.flash .dj-beat-dot {
  background: #ffffff;
  box-shadow: 0 0 6px rgba(255, 255, 255, 0.6);
}

.dj-beat-num {
  font-size: 10px;
  font-family: monospace;
  color: var(--text-dim);
  min-width: 10px;
  text-align: center;
}

/* Waveform container */
.dj-deck-waveform {
  margin: 4px 0;
  border-radius: 3px;
  overflow: hidden;
  line-height: 0;
}

.dj-deck-waveform .wf-canvas {
  width: 100%;
  height: 48px;
  display: block;
}

/* Track info */
.dj-deck-info {
  min-height: 36px;
}

.dj-track-title {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.dj-track-artist {
  font-size: 11px;
  color: var(--text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.dj-deck-meta {
  display: flex;
  gap: 10px;
  margin-top: 3px;
  font-size: 10px;
  font-family: monospace;
}

.dj-bpm {
  color: #ffffff;
  font-weight: 600;
}

.dj-key {
  color: #88cc88;
}

.dj-play-state {
  color: var(--text-dim);
}

.dj-play-state.state-playing {
  color: #44cc44;
}

.dj-play-state.state-cued {
  color: #ffaa33;
}

.dj-play-state.state-paused {
  color: #cc6644;
}

/* Artwork */
.dj-artwork {
  position: absolute;
  top: 8px;
  right: 8px;
  width: 40px;
  height: 40px;
  border-radius: 3px;
  object-fit: cover;
  border: 1px solid var(--border-dim);
}

.dj-artwork.hidden {
  display: none;
}

/* ---- FEATURED DECK (large) ---- */

.dj-featured-panel {
  background: var(--bg-panel);
  border: 1px solid var(--border-dim);
  border-radius: 8px;
  padding: 12px;
  flex: 1;
  min-height: 180px;
  display: flex;
  flex-direction: column;
}

.dj-featured-empty {
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 1;
  color: var(--text-dim);
  font-size: 13px;
}

.dj-featured-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}

/* Zoom controls */
.dj-zoom-controls {
  margin-left: auto;
  display: flex;
  gap: 2px;
}

.dj-zoom-btn {
  background: var(--bg-element);
  border: 1px solid var(--border-dim);
  border-radius: 3px;
  padding: 2px 6px;
  font-size: 9px;
  font-weight: 700;
  font-family: monospace;
  color: var(--text-dim);
  cursor: pointer;
  transition: all 0.1s;
  letter-spacing: 0.5px;
}

.dj-zoom-btn:hover {
  border-color: var(--border-bright);
  color: var(--text-secondary);
}

.dj-zoom-btn.active {
  color: #ffffff;
  border-color: var(--accent-border);
  background: color-mix(in srgb, var(--accent-border) 20%, var(--bg-element));
}

.dj-featured-deck-num {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 1px;
}

.dj-featured-on-air {
  font-size: 11px;
  font-weight: 700;
  color: #ff3344;
  background: rgba(255, 51, 68, 0.15);
  border: 1px solid rgba(255, 51, 68, 0.3);
  border-radius: 4px;
  padding: 2px 8px;
  letter-spacing: 0.5px;
}

.dj-featured-on-air.hidden {
  display: none;
}

/* Featured waveform */
.dj-featured-waveform {
  border-radius: 4px;
  overflow: hidden;
  line-height: 0;
  flex: 1;
  min-height: 80px;
}

.dj-featured-waveform .wf-canvas {
  width: 100%;
  height: 100%;
  display: block;
  min-height: 80px;
}

/* Featured track info */
.dj-featured-info {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-top: 8px;
  gap: 12px;
}

.dj-featured-track {
  flex: 1;
  min-width: 0;
}

.dj-featured-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.dj-featured-artist {
  font-size: 13px;
  color: var(--text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.dj-featured-meta {
  display: flex;
  gap: 12px;
  font-size: 12px;
  font-family: monospace;
  flex-shrink: 0;
}

.dj-featured-bpm {
  color: #ffffff;
  font-weight: 700;
  font-size: 16px;
}

.dj-featured-key {
  color: #88cc88;
  font-size: 13px;
}

.dj-featured-time {
  color: var(--text-dim);
}

/* ---- NOW PLAYING BAR ---- */

.dj-now-playing {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
}

.dj-np-entry {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--bg-element);
  border: 1px solid var(--border-dim);
  border-radius: 4px;
  padding: 4px 8px;
  font-size: 11px;
  flex: 1;
  min-width: 200px;
}

.dj-np-entry.on-air {
  border-color: rgba(204, 51, 68, 0.4);
  background: rgba(204, 51, 68, 0.08);
}

.dj-np-deck {
  font-weight: 700;
  color: var(--text-dim);
  font-size: 10px;
  min-width: 12px;
}

.dj-np-onair {
  font-size: 8px;
  color: var(--text-dim);
}

.dj-np-entry.on-air .dj-np-onair {
  color: #ff3344;
}

.dj-np-title {
  color: var(--text-primary);
  font-weight: 600;
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.dj-np-artist {
  color: var(--text-secondary);
  flex-shrink: 0;
  max-width: 120px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.dj-np-bpm {
  color: var(--text-dim);
  font-family: monospace;
  font-size: 10px;
  flex-shrink: 0;
}

.dj-np-empty {
  color: var(--text-dim);
  font-size: 11px;
  padding: 4px 8px;
}

/* ---- DEMO MODE INDICATOR ---- */

.dj-demo-indicator {
  text-align: center;
  font-size: 10px;
  font-weight: 600;
  color: var(--text-dim);
  letter-spacing: 1px;
  padding: 4px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-dim);
  border-radius: 4px;
  margin-bottom: 4px;
}

.dj-demo-badge {
  position: absolute;
  top: 6px;
  right: 8px;
  font-size: 8px;
  font-weight: 700;
  color: var(--text-dim);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-dim);
  border-radius: 2px;
  padding: 1px 4px;
  letter-spacing: 0.5px;
  pointer-events: none;
}

/* ---- SYNC / MASTER BADGES ---- */

.dj-sync-badge {
  font-size: 8px;
  font-weight: 700;
  color: #44aaff;
  background: rgba(68, 170, 255, 0.1);
  border: 1px solid rgba(68, 170, 255, 0.25);
  border-radius: 2px;
  padding: 1px 4px;
  letter-spacing: 0.5px;
}

.dj-master-badge {
  font-size: 8px;
  font-weight: 700;
  color: #ffaa33;
  background: rgba(255, 170, 51, 0.1);
  border: 1px solid rgba(255, 170, 51, 0.25);
  border-radius: 2px;
  padding: 1px 4px;
  letter-spacing: 0.5px;
}

/* Pitch display */
.dj-pitch {
  font-size: 10px;
  font-family: monospace;
  color: var(--text-dim);
}

.dj-pitch.positive { color: #66cc66; }
.dj-pitch.negative { color: #cc6666; }

/* ---- RESPONSIVE ---- */

@media (max-width: 600px) {
  .dj-overview-grid.layout-2x2,
  .dj-overview-grid.layout-4x1 {
    grid-template-columns: 1fr;
    grid-template-rows: auto;
  }

  .dj-featured-panel {
    min-height: 140px;
  }

  .dj-featured-info {
    flex-direction: column;
    align-items: flex-start;
  }

  .dj-featured-bpm {
    font-size: 14px;
  }

  .dj-np-entry {
    min-width: 160px;
  }
}

@media (min-width: 601px) and (max-width: 900px) {
  .dj-overview-grid.layout-2x2 {
    grid-template-columns: repeat(2, 1fr);
  }

  .dj-overview-grid.layout-4x1 {
    grid-template-columns: repeat(2, 1fr);
  }
}