/* DJ Display Main Stylesheet - Stardust Particle Vortex */

:root {
  --bg-color: #040d09;
  --accent-color: #00ff88;
  --accent-secondary: #00f5d4;
  --text-color: #ffffff;
  --text-dim: #94a3b8;
  --glass-bg: rgba(6, 20, 14, 0.75);
  --glass-border: rgba(0, 255, 136, 0.25);
  --font-display: 'Space Grotesk', -apple-system, sans-serif;
  --font-body: 'Plus Jakarta Sans', -apple-system, sans-serif;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  user-select: none;
  -webkit-user-select: none;
}

html, body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  background-color: var(--bg-color);
  font-family: var(--font-body);
  color: var(--text-color);
}

/* Background Canvas */
#visualizer-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

/* UI Overlay Container */
.stage-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 10;
  pointer-events: none;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: center;
  padding: 40px 24px;
}

/* Header Area */
.stage-header {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 8px;
  animation: fadeInDown 1.2s ease-out;
}

.dj-name {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.8rem);
  font-weight: 800;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: #ffffff;
  text-shadow:
    0 0 15px rgba(0, 255, 136, 0.6),
    0 0 35px rgba(0, 255, 136, 0.3),
    0 0 60px rgba(0, 245, 212, 0.2);
  transition: text-shadow 0.15s ease, transform 0.15s ease;
}

.dj-name.beat-pulse {
  transform: scale(1.03);
  text-shadow:
    0 0 25px rgba(0, 255, 136, 0.9),
    0 0 50px rgba(0, 255, 136, 0.6),
    0 0 80px rgba(0, 245, 212, 0.4);
}

.dj-subtitle {
  font-size: clamp(0.75rem, 1.8vw, 1.05rem);
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--accent-secondary);
  background: rgba(0, 255, 136, 0.1);
  padding: 6px 18px;
  border-radius: 999px;
  border: 1px solid rgba(0, 255, 136, 0.3);
  backdrop-filter: blur(8px);
}

/* Center Sanctuary (QR Code Shield) */
.center-sanctuary {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 15;
  pointer-events: auto;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Outer reactive glow disc */
.qr-glow-disc {
  position: relative;
  border-radius: 50%;
  padding: 18px;
  background: radial-gradient(circle, rgba(0, 40, 25, 0.85) 0%, rgba(4, 13, 9, 0.95) 70%, transparent 100%);
  box-shadow: 0 0 45px rgba(0, 255, 136, 0.3);
  transition: transform 0.12s cubic-bezier(0.1, 0.9, 0.2, 1), box-shadow 0.12s ease;
}

.qr-glow-disc.beat-kick {
  transform: scale(1.045);
  box-shadow:
    0 0 65px rgba(0, 255, 136, 0.7),
    0 0 100px rgba(0, 245, 212, 0.45);
}

/* Scannability High-Contrast Shield */
.qr-plate {
  background: #ffffff;
  padding: 14px;
  border-radius: 24px;
  box-shadow:
    0 10px 30px rgba(0, 0, 0, 0.8),
    0 0 20px rgba(0, 255, 136, 0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

#qr-canvas {
  display: block;
  border-radius: 12px;
}

/* Footer Marquee */
.stage-footer {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  animation: fadeInUp 1.2s ease-out;
}

.cta-pill {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 24px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 999px;
  font-size: clamp(0.75rem, 1.6vw, 0.95rem);
  font-weight: 700;
  letter-spacing: 2px;
  color: #ffffff;
  backdrop-filter: blur(12px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.4);
}

.camera-icon {
  color: var(--accent-color);
  font-size: 1.2rem;
}

/* Corner Controls & HUD */
.corner-hud {
  position: absolute;
  top: 20px;
  right: 20px;
  z-index: 50;
  pointer-events: auto;
  display: flex;
  align-items: center;
  gap: 10px;
}

.hud-btn {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  color: #ffffff;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  backdrop-filter: blur(12px);
  transition: all 0.2s ease;
  font-size: 18px;
}

.hud-btn:hover {
  background: rgba(0, 255, 136, 0.2);
  border-color: var(--accent-color);
  transform: scale(1.08);
}

/* Audio Status Indicator (Top Left) */
.audio-status-pill {
  position: absolute;
  top: 20px;
  left: 20px;
  z-index: 50;
  pointer-events: auto;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 1px;
  cursor: pointer;
  backdrop-filter: blur(12px);
  transition: all 0.2s ease;
}

.audio-status-pill:hover {
  border-color: var(--accent-color);
}

/* Hub Quicklink (Bottom Left) */
.hub-quicklink {
  position: absolute;
  bottom: 20px;
  left: 20px;
  z-index: 50;
  pointer-events: auto;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-color);
  text-decoration: none;
  backdrop-filter: blur(12px);
  transition: all 0.2s ease;
}

.hub-quicklink:hover {
  border-color: var(--accent-color);
  background: rgba(0, 255, 136, 0.15);
  transform: translateY(-2px);
}

.status-beacon {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #64748b;
  transition: background-color 0.3s ease, box-shadow 0.3s ease;
}

.status-beacon.active {
  background: var(--accent-color);
  box-shadow: 0 0 10px var(--accent-color);
}

.status-beacon.demo {
  background: #38bdf8;
  box-shadow: 0 0 10px #38bdf8;
}

/* Startup Modal / Audio Prompt */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 100;
  background: rgba(2, 8, 5, 0.88);
  backdrop-filter: blur(16px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 1;
  visibility: visible;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.modal-overlay.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.modal-card {
  width: 100%;
  max-width: 480px;
  background: #081810;
  border: 1px solid rgba(0, 255, 136, 0.3);
  border-radius: 24px;
  padding: 32px 28px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.7), 0 0 40px rgba(0, 255, 136, 0.15);
  display: flex;
  flex-direction: column;
  gap: 20px;
  text-align: center;
}

.modal-title {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 700;
  letter-spacing: 1px;
}

.modal-desc {
  font-size: 14px;
  color: var(--text-dim);
  line-height: 1.6;
}

.modal-actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.btn-primary {
  padding: 15px 20px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--accent-color), var(--accent-secondary));
  color: #031209;
  border: none;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 1px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 255, 136, 0.4);
}

.btn-secondary {
  padding: 13px 20px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.05);
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  transition: background 0.2s ease, border-color 0.2s ease;
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.3);
}

/* Settings Drawer */
.settings-drawer {
  position: fixed;
  top: 0;
  right: -420px;
  width: 100%;
  max-width: 400px;
  height: 100%;
  z-index: 120;
  background: rgba(7, 20, 14, 0.95);
  backdrop-filter: blur(20px);
  border-left: 1px solid rgba(0, 255, 136, 0.25);
  box-shadow: -10px 0 40px rgba(0, 0, 0, 0.6);
  padding: 32px 24px;
  display: flex;
  flex-direction: column;
  gap: 24px;
  overflow-y: auto;
  transition: right 0.35s cubic-bezier(0.1, 0.9, 0.2, 1);
}

.settings-drawer.open {
  right: 0;
}

.drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding-bottom: 16px;
}

.drawer-title {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 1px;
}

.close-btn {
  background: none;
  border: none;
  color: #ffffff;
  font-size: 22px;
  cursor: pointer;
  opacity: 0.7;
}

.close-btn:hover { opacity: 1; }

.setting-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.setting-label {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1.2px;
  color: var(--accent-color);
  text-transform: uppercase;
}

.setting-input {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 10px;
  padding: 10px 14px;
  color: #ffffff;
  font-size: 14px;
  font-family: inherit;
  outline: none;
  transition: border-color 0.2s ease;
}

.setting-input:focus {
  border-color: var(--accent-color);
}

.theme-pill-group {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.theme-btn {
  padding: 10px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: #ffffff;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  gap: 8px;
}

.theme-btn.active {
  background: rgba(0, 255, 136, 0.2);
  border-color: var(--accent-color);
}

.theme-swatch {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.swatch-emerald { background: #00ff88; box-shadow: 0 0 6px #00ff88; }
.swatch-violet { background: #b446ff; box-shadow: 0 0 6px #b446ff; }
.swatch-cyan { background: #00e1ff; box-shadow: 0 0 6px #00e1ff; }
.swatch-gold { background: #ffc300; box-shadow: 0 0 6px #ffc300; }

.slider-container {
  display: flex;
  align-items: center;
  gap: 12px;
}

.range-slider {
  flex: 1;
  accent-color: var(--accent-color);
  cursor: pointer;
}

.slider-value {
  font-size: 12px;
  font-family: monospace;
  width: 38px;
  text-align: right;
  color: var(--text-dim);
}

/* Animations */
@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-20px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Responsive Scaling for Tablets & Monitors */
@media (max-width: 768px) {
  .stage-overlay {
    padding: 24px 16px;
  }
  .qr-plate {
    padding: 10px;
  }
  .corner-hud {
    top: 14px;
    right: 14px;
  }
  .audio-status-pill {
    top: 14px;
    left: 14px;
  }
}