/* ============================================
   KANN DJ — Professional DJ Booth
   ============================================ */

:root {
  --bg-darkest: #050508;
  --bg-dark: #0a0a12;
  --bg-surface: #10101c;
  --bg-card: #161625;
  --bg-elevated: #1c1c30;
  --border: #2a2a40;
  --border-light: #3a3a55;
  --text: #e8e8f0;
  --text-dim: #7878a0;
  --text-muted: #4a4a6a;
  --cyan: #00f0ff;
  --cyan-dim: #00a0b0;
  --magenta: #ff00aa;
  --magenta-dim: #b0006a;
  --orange: #ff6a00;
  --orange-dim: #b04a00;
  --green: #00ff88;
  --red: #ff3355;
  --yellow: #ffcc00;
  --glow-cyan: 0 0 8px #00f0ff80, 0 0 25px #00f0ff30;
  --glow-magenta: 0 0 8px #ff00aa80, 0 0 25px #ff00aa30;
  --glow-orange: 0 0 8px #ff6a0080, 0 0 25px #ff6a0030;
  --radius: 8px;
  --radius-sm: 4px;
  --radius-lg: 12px;
  --font-display: 'Orbitron', sans-serif;
  --font-body: 'Rajdhani', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

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

html {
  font-size: 14px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  background: var(--bg-darkest);
  color: var(--text);
  overflow-x: hidden;
  overflow-y: auto;
  min-height: 100vh;
  background-image:
    radial-gradient(ellipse at 20% 0%, #00f0ff08 0%, transparent 50%),
    radial-gradient(ellipse at 80% 0%, #ff00aa08 0%, transparent 50%),
    radial-gradient(ellipse at 50% 100%, #ff6a0005 0%, transparent 50%);
}

.hidden { display: none !important; }

/* ============================================
   LOADING SCREEN
   ============================================ */
.loading-screen {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: var(--bg-darkest);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}

.loading-screen.fade-out {
  opacity: 0;
  visibility: hidden;
}

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

.loader-vinyl {
  width: 140px;
  height: 140px;
  border-radius: 50%;
  margin: 0 auto 30px;
  position: relative;
  background: radial-gradient(circle, #222 0%, #111 40%, #0a0a0a 100%);
  box-shadow: 0 0 60px #00f0ff20, 0 0 120px #ff00aa10, inset 0 0 40px rgba(0,0,0,0.5);
  animation: spin-slow 4s linear infinite;
}

.loader-groove {
  position: absolute;
  inset: 10px;
  border-radius: 50%;
  background: repeating-radial-gradient(circle at center,
    transparent 0px, transparent 3px,
    rgba(255,255,255,0.03) 3px, rgba(255,255,255,0.03) 4px
  );
}

.loader-label {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--orange) 0%, var(--orange-dim) 60%, #333 100%);
  box-shadow: 0 0 20px #ff6a0040;
}

.loader-title {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 900;
  letter-spacing: 0.15em;
  background: linear-gradient(135deg, var(--cyan), var(--magenta));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-shadow: none;
  filter: drop-shadow(0 0 30px #00f0ff40);
}

.loader-sub {
  font-family: var(--font-body);
  color: var(--text-dim);
  font-size: 1.1rem;
  margin-top: 16px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  animation: pulse-opacity 2s ease-in-out infinite;
}

/* ============================================
   HEADER
   ============================================ */
.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 24px;
  background: linear-gradient(180deg, #0e0e1a 0%, #0a0a14 100%);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(20px);
}

.header-left { display: flex; align-items: center; gap: 24px; }
.header-right { display: flex; align-items: center; gap: 24px; }

.logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 900;
  letter-spacing: 0.1em;
  color: var(--cyan);
  text-shadow: var(--glow-cyan);
}

.logo span {
  color: var(--magenta);
  text-shadow: var(--glow-magenta);
}

.auto-dj-toggle { display: flex; align-items: center; gap: 12px; }

.auto-dj-settings {
  display: flex;
  align-items: center;
  gap: 16px;
  opacity: 0.4;
  transition: opacity 0.3s;
}

.auto-dj-settings.active { opacity: 1; }

.auto-dj-settings label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.auto-dj-settings select {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 0.85rem;
  cursor: pointer;
}

.auto-dj-settings select:focus { outline: none; border-color: var(--cyan); }

.duration-control {
  display: flex;
  align-items: center;
  gap: 8px;
}

.duration-control input[type="range"] {
  width: 80px;
  accent-color: var(--cyan);
}

.duration-control span {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--cyan);
  min-width: 2.5em;
}

.master-section {
  display: flex;
  align-items: center;
  gap: 8px;
}

.master-section .label {
  font-size: 0.75rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.clock {
  font-family: var(--font-mono);
  font-size: 1rem;
  color: var(--cyan);
  text-shadow: var(--glow-cyan);
  letter-spacing: 0.05em;
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 8px 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-card);
  color: var(--text);
  cursor: pointer;
  transition: all 0.15s ease;
  user-select: none;
  white-space: nowrap;
}

.btn:hover {
  background: var(--bg-elevated);
  border-color: var(--border-light);
}

.btn:active { transform: scale(0.97); }

.btn-auto {
  border-color: var(--orange-dim);
  color: var(--orange);
}

.btn-auto.active {
  background: var(--orange);
  color: #000;
  border-color: var(--orange);
  box-shadow: var(--glow-orange);
}

.btn-auto .btn-icon { font-size: 1rem; }

.btn-play {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  font-size: 1.2rem;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border-color: var(--green);
  color: var(--green);
}

.btn-play.playing {
  background: var(--green);
  color: #000;
  box-shadow: 0 0 15px #00ff8860;
}

.btn-cue {
  border-color: var(--yellow);
  color: var(--yellow);
}

.btn-cue.active {
  background: var(--yellow);
  color: #000;
}

.btn-sync {
  border-color: var(--cyan);
  color: var(--cyan);
}

.btn-sync.active {
  background: var(--cyan);
  color: #000;
}

.btn-sm {
  padding: 4px 8px;
  font-size: 0.75rem;
}

.btn-transition {
  border-color: var(--magenta);
  color: var(--magenta);
  width: 100%;
}

.btn-transition:hover {
  background: var(--magenta);
  color: #000;
  box-shadow: var(--glow-magenta);
}

.btn-transition.transitioning {
  background: var(--magenta);
  color: #000;
  animation: pulse-glow-magenta 0.5s ease-in-out infinite alternate;
}

.btn-add {
  border-color: var(--green);
  color: var(--green);
}

.btn-add:hover {
  background: var(--green);
  color: #000;
}

.btn-save { border-color: var(--cyan); color: var(--cyan); }
.btn-load { border-color: var(--orange); color: var(--orange); }
.btn-cancel { border-color: var(--text-dim); color: var(--text-dim); }

/* ============================================
   WAVEFORMS
   ============================================ */
.waveforms-section {
  display: flex;
  gap: 2px;
  padding: 12px 24px;
  background: var(--bg-dark);
}

.waveform-container {
  flex: 1;
  background: var(--bg-surface);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
}

.waveform-divider { width: 2px; }

.waveform-info {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  border-bottom: 1px solid var(--border);
}

.deck-badge {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.85rem;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
}

.deck-a-badge { background: var(--cyan); color: #000; box-shadow: var(--glow-cyan); }
.deck-b-badge { background: var(--magenta); color: #000; box-shadow: var(--glow-magenta); }

.track-name {
  flex: 1;
  font-size: 0.9rem;
  font-weight: 600;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.track-bpm {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-dim);
}

.waveform-canvas-wrap {
  position: relative;
  height: 80px;
  background: var(--bg-darkest);
}

.waveform-canvas {
  width: 100%;
  height: 60px;
  display: block;
}

.spectrum-canvas {
  width: 100%;
  height: 20px;
  display: block;
  opacity: 0.6;
}

.waveform-playhead {
  position: absolute;
  top: 0;
  left: 0;
  width: 2px;
  height: 100%;
  background: #fff;
  box-shadow: 0 0 6px #fff, 0 0 12px #fff80;
  z-index: 2;
  pointer-events: none;
  transition: left 0.05s linear;
}

.waveform-time {
  position: absolute;
  bottom: 22px;
  left: 0;
  right: 0;
  display: flex;
  justify-content: space-between;
  padding: 0 8px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: #ffffff90;
  pointer-events: none;
  z-index: 3;
}

/* ============================================
   DECKS SECTION
   ============================================ */
.decks-section {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 16px;
  padding: 16px 24px;
}

.deck {
  display: flex;
  gap: 16px;
  background: var(--bg-surface);
  border-radius: var(--radius-lg);
  padding: 20px;
  border: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}

.deck::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent 40%, rgba(0,240,255,0.02) 100%);
  pointer-events: none;
}

#deck-b::before {
  background: linear-gradient(225deg, transparent 40%, rgba(255,0,170,0.02) 100%);
}

/* Turntable */
.turntable-wrap {
  position: relative;
  width: 200px;
  height: 200px;
  flex-shrink: 0;
}

.platter {
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: radial-gradient(circle, #1a1a1a 0%, #111 80%, #0a0a0a 100%);
  position: relative;
  box-shadow: 0 4px 30px rgba(0,0,0,0.4), inset 0 0 20px rgba(0,0,0,0.3);
}

.platter-dots {
  position: absolute;
  inset: 0;
  border-radius: 50%;
}

.platter-dots::before {
  content: '';
  position: absolute;
  inset: 4px;
  border-radius: 50%;
  border: 1px dotted rgba(255,255,255,0.08);
}

.vinyl {
  position: absolute;
  inset: 10px;
  border-radius: 50%;
  background: #111;
  transition: transform 0.01s linear;
}

.vinyl-grooves {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: repeating-radial-gradient(circle at center,
    transparent 0px, transparent 2.5px,
    rgba(255,255,255,0.025) 2.5px, rgba(255,255,255,0.025) 3.5px
  );
}

.vinyl-label {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 55px;
  height: 55px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

#deck-a .vinyl-label {
  background: radial-gradient(circle, var(--cyan) 0%, var(--cyan-dim) 70%, #1a3040 100%);
  box-shadow: 0 0 20px #00f0ff30;
}

#deck-b .vinyl-label {
  background: radial-gradient(circle, var(--magenta) 0%, var(--magenta-dim) 70%, #301a2a 100%);
  box-shadow: 0 0 20px #ff00aa30;
}

.vinyl-label-text {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.2rem;
  color: #000;
}

.vinyl-highlight {
  position: absolute;
  top: 15%;
  left: 15%;
  width: 20%;
  height: 20%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,255,255,0.06), transparent);
}

.vinyl.spinning {
  animation: spin-vinyl 1.5s linear infinite;
}

/* Tonearm */
.tonearm {
  position: absolute;
  top: -8px;
  right: -5px;
  width: 80px;
  height: 120px;
  transform-origin: 65px 15px;
  transition: transform 0.5s ease;
  transform: rotate(-25deg);
  z-index: 5;
}

.tonearm.active { transform: rotate(0deg); }

.tonearm-base {
  position: absolute;
  top: 5px;
  right: 5px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: radial-gradient(circle, #555, #333);
  box-shadow: 0 2px 8px rgba(0,0,0,0.5);
}

.tonearm-arm {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 70px;
  height: 3px;
  background: linear-gradient(90deg, #888, #666);
  transform-origin: right center;
  transform: rotate(40deg);
  border-radius: 2px;
  box-shadow: 0 1px 4px rgba(0,0,0,0.3);
}

.tonearm-head {
  position: absolute;
  top: 60px;
  left: 0px;
  width: 12px;
  height: 18px;
  background: #999;
  border-radius: 2px 2px 1px 1px;
  box-shadow: 0 2px 4px rgba(0,0,0,0.4);
}

/* Deck Controls */
.deck-controls {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 12px;
  justify-content: center;
}

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

.loop-row {
  display: flex;
  gap: 4px;
  justify-content: center;
}

.tempo-section {
  display: flex;
  align-items: center;
  gap: 12px;
  justify-content: center;
}

.tempo-fader {
  writing-mode: vertical-lr;
  direction: rtl;
  height: 80px;
  width: 30px;
  accent-color: var(--cyan);
  cursor: pointer;
}

#deck-b .tempo-fader { accent-color: var(--magenta); }

.tempo-readout {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
}

.tempo-pct {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-dim);
}

.tempo-bpm {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--cyan);
  text-shadow: var(--glow-cyan);
}

#deck-b .tempo-bpm {
  color: var(--magenta);
  text-shadow: var(--glow-magenta);
}

/* ============================================
   MIXER
   ============================================ */
.mixer {
  display: flex;
  gap: 12px;
  background: var(--bg-surface);
  border-radius: var(--radius-lg);
  padding: 20px 16px;
  border: 1px solid var(--border);
  min-width: 320px;
}

.channel {
  display: flex;
  gap: 8px;
  flex: 1;
}

.vu-meter-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.vu-meter {
  border-radius: 3px;
  background: var(--bg-darkest);
  border: 1px solid var(--border);
}

.eq-section { display: flex; flex-direction: column; align-items: center; }

.knob-stack {
  display: flex;
  flex-direction: column;
  gap: 8px;
  align-items: center;
}

.filter-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-top: 8px;
}

.fader-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.channel-fader {
  writing-mode: vertical-lr;
  direction: rtl;
  height: 180px;
  width: 30px;
  cursor: pointer;
  accent-color: var(--cyan);
}

#channel-b .channel-fader { accent-color: var(--magenta); }

.mixer-center {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-width: 100px;
}

.fx-panel {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  padding: 12px 8px;
  background: var(--bg-card);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  width: 100%;
}

.fx-label {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--text-muted);
}

.crossfader-section {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
}

.cf-label {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.85rem;
}

.cf-label-a { color: var(--cyan); }
.cf-label-b { color: var(--magenta); }

.crossfader {
  flex: 1;
  height: 24px;
  cursor: pointer;
  accent-color: #fff;
}

/* ============================================
   KNOBS
   ============================================ */
.knob-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.knob-label {
  font-size: 0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--text-muted);
  font-weight: 600;
}

.knob {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: radial-gradient(circle at 40% 35%, #3a3a50, #1a1a28 70%);
  border: 2px solid #2a2a40;
  position: relative;
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(0,0,0,0.3), inset 0 1px 0 rgba(255,255,255,0.05);
  transition: box-shadow 0.2s;
  user-select: none;
  touch-action: none;
}

.knob:hover {
  border-color: var(--cyan);
  box-shadow: 0 0 12px #00f0ff30;
}

.knob-track {
  position: absolute;
  inset: -6px;
  border-radius: 50%;
  border: 2px solid transparent;
  pointer-events: none;
}

.knob-indicator {
  position: absolute;
  top: 5px;
  left: 50%;
  width: 2px;
  height: 14px;
  background: var(--cyan);
  border-radius: 1px;
  transform-origin: bottom center;
  transform: translateX(-50%);
  box-shadow: 0 0 4px var(--cyan);
  pointer-events: none;
}

.filter-knob .knob-indicator { background: var(--orange); box-shadow: 0 0 4px var(--orange); }
.fx-knob .knob-indicator { background: var(--magenta); box-shadow: 0 0 4px var(--magenta); }

#channel-b .eq-knob .knob-indicator { background: var(--magenta); box-shadow: 0 0 4px var(--magenta); }
#channel-b .filter-knob .knob-indicator { background: var(--orange); box-shadow: 0 0 4px var(--orange); }

/* ============================================
   PLAYLIST
   ============================================ */
.playlist-section {
  margin: 16px 24px 24px;
  background: var(--bg-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  overflow: hidden;
}

.playlist-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-card);
}

.playlist-title-row { display: flex; align-items: center; gap: 12px; }

.playlist-title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--text);
}

.track-count {
  font-size: 0.8rem;
  color: var(--text-dim);
}

.playlist-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.playlist-save-load { display: flex; gap: 4px; }

.saved-playlists-dropdown { position: relative; }

.dropdown-menu {
  position: absolute;
  top: 100%;
  right: 0;
  min-width: 200px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: 0 8px 30px rgba(0,0,0,0.5);
  z-index: 50;
  display: none;
  max-height: 300px;
  overflow-y: auto;
}

.dropdown-menu.open { display: block; }

.dropdown-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  cursor: pointer;
  transition: background 0.15s;
  font-size: 0.85rem;
}

.dropdown-item:hover { background: var(--bg-card); }

.dropdown-item .delete-playlist {
  color: var(--red);
  cursor: pointer;
  font-size: 0.8rem;
  padding: 2px 6px;
  border-radius: 3px;
  opacity: 0;
  transition: opacity 0.15s;
}

.dropdown-item:hover .delete-playlist { opacity: 1; }

.dropdown-empty {
  padding: 16px;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.85rem;
}

.playlist-table-header {
  display: grid;
  grid-template-columns: 32px 36px 1fr 70px 70px 100px;
  padding: 8px 16px;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
  background: var(--bg-card);
}

.playlist-tracks {
  min-height: 80px;
  max-height: 400px;
  overflow-y: auto;
}

.playlist-tracks::-webkit-scrollbar { width: 6px; }
.playlist-tracks::-webkit-scrollbar-track { background: var(--bg-darkest); }
.playlist-tracks::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }

.playlist-track {
  display: grid;
  grid-template-columns: 32px 36px 1fr 70px 70px 100px;
  align-items: center;
  padding: 8px 16px;
  border-bottom: 1px solid #1a1a28;
  transition: background 0.15s;
  cursor: default;
  font-size: 0.85rem;
}

.playlist-track:hover { background: var(--bg-card); }

.playlist-track.active-a { border-left: 3px solid var(--cyan); }
.playlist-track.active-b { border-right: 3px solid var(--magenta); }

.playlist-track.sortable-ghost {
  opacity: 0.4;
  background: var(--bg-elevated);
}

.playlist-track.sortable-chosen {
  background: var(--bg-elevated);
  box-shadow: 0 4px 20px rgba(0,0,0,0.3);
}

.track-drag {
  cursor: grab;
  color: var(--text-muted);
  font-size: 1rem;
  text-align: center;
}

.track-drag:active { cursor: grabbing; }

.track-num {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-dim);
  text-align: center;
}

.track-title-cell {
  display: flex;
  align-items: center;
  gap: 8px;
  overflow: hidden;
}

.track-title {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-weight: 500;
}

.track-duration, .track-bpm-val {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-dim);
  text-align: center;
}

.track-actions {
  display: flex;
  gap: 4px;
  justify-content: center;
}

.btn-load-deck {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 700;
  padding: 3px 8px;
  border: 1px solid;
  border-radius: 3px;
  cursor: pointer;
  background: transparent;
  transition: all 0.15s;
  text-transform: uppercase;
}

.btn-load-a {
  border-color: var(--cyan-dim);
  color: var(--cyan);
}

.btn-load-a:hover { background: var(--cyan); color: #000; }

.btn-load-b {
  border-color: var(--magenta-dim);
  color: var(--magenta);
}

.btn-load-b:hover { background: var(--magenta); color: #000; }

.btn-remove-track {
  font-size: 0.8rem;
  padding: 3px 6px;
  border: none;
  background: none;
  color: var(--text-muted);
  cursor: pointer;
  border-radius: 3px;
  transition: all 0.15s;
}

.btn-remove-track:hover { color: var(--red); background: rgba(255,51,85,0.1); }

/* Playlist Empty/Drop Zone */
.playlist-empty {
  padding: 30px;
  display: flex;
  justify-content: center;
}

.drop-zone {
  border: 2px dashed var(--border);
  border-radius: var(--radius-lg);
  padding: 40px 60px;
  text-align: center;
  transition: all 0.3s;
  width: 100%;
}

.drop-zone.drag-over {
  border-color: var(--cyan);
  background: rgba(0,240,255,0.03);
  box-shadow: inset 0 0 30px #00f0ff10;
}

.drop-icon {
  font-size: 2.5rem;
  margin-bottom: 12px;
  filter: grayscale(0.5);
}

.drop-zone p {
  color: var(--text-dim);
  font-size: 0.95rem;
  margin-bottom: 4px;
}

.drop-hint { font-size: 0.8rem !important; color: var(--text-muted) !important; }
.drop-formats { font-size: 0.75rem !important; color: var(--text-muted) !important; margin-top: 8px !important; }

/* ============================================
   MODAL
   ============================================ */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
}

.modal-overlay[hidden] { display: none; }

.modal {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  min-width: 320px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}

.modal h3 {
  font-family: var(--font-display);
  font-size: 1rem;
  letter-spacing: 0.1em;
  margin-bottom: 16px;
}

.modal-input {
  width: 100%;
  padding: 10px 14px;
  background: var(--bg-darkest);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 0.95rem;
  margin-bottom: 16px;
}

.modal-input:focus { outline: none; border-color: var(--cyan); }

.modal-actions { display: flex; gap: 8px; justify-content: flex-end; }

/* ============================================
   TOAST NOTIFICATIONS
   ============================================ */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 300;
  display: flex;
  flex-direction: column-reverse;
  gap: 8px;
}

.toast {
  padding: 12px 20px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.85rem;
  box-shadow: 0 8px 30px rgba(0,0,0,0.4);
  animation: toast-in 0.3s ease;
  max-width: 350px;
}

.toast.success { border-color: var(--green); color: var(--green); }
.toast.error { border-color: var(--red); color: var(--red); }
.toast.info { border-color: var(--cyan); color: var(--cyan); }

.toast.fade-out {
  animation: toast-out 0.3s ease forwards;
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes spin-slow {
  to { transform: rotate(360deg); }
}

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

@keyframes pulse-opacity {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 1; }
}

@keyframes pulse-glow-magenta {
  from { box-shadow: 0 0 10px #ff00aa60; }
  to { box-shadow: 0 0 25px #ff00aa90, 0 0 50px #ff00aa40; }
}

@keyframes toast-in {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

@keyframes toast-out {
  from { transform: translateX(0); opacity: 1; }
  to { transform: translateX(100%); opacity: 0; }
}

/* ============================================
   SCROLLBAR
   ============================================ */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: var(--bg-darkest); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--border-light); }

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1200px) {
  .decks-section {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .deck { justify-content: center; }
  .mixer { min-width: auto; flex-wrap: wrap; justify-content: center; }
}

@media (max-width: 768px) {
  .header { flex-wrap: wrap; gap: 12px; }
  .waveforms-section { flex-direction: column; }
  .turntable-wrap { width: 150px; height: 150px; }
  .platter { width: 150px; height: 150px; }
  .playlist-table-header,
  .playlist-track {
    grid-template-columns: 28px 30px 1fr 55px 55px 80px;
    font-size: 0.8rem;
  }
}