@import url("https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500;600&display=swap");

:root {
  --bg-base:        #08080e;
  --bg-surface:     #0f0f18;
  --bg-elevated:    #161622;
  --bg-overlay:     #1d1d2c;
  --bg-glass:       rgba(15, 15, 24, 0.75);
  
  --border:         rgba(255, 255, 255, 0.08);
  --border-hover:   rgba(255, 255, 255, 0.18);
  --border-accent:  rgba(139, 92, 246, 0.35);
  
  --text-primary:   #f4f4fa;
  --text-secondary: #9494ad;
  --text-muted:     #5e5e78;
  
  --accent:         #8b5cf6;
  --accent-hover:   #7c3aed;
  --accent-dim:     rgba(139, 92, 246, 0.14);
  --accent-glow:    rgba(139, 92, 246, 0.28);
  
  --green:          #10b981;
  --green-hover:    #059669;
  --green-dim:      rgba(16, 185, 129, 0.14);
  --green-glow:     rgba(16, 185, 129, 0.25);
  
  --red:            #f43f5e;
  --red-hover:      #e11d48;
  --red-dim:        rgba(244, 63, 94, 0.14);
  --red-glow:       rgba(244, 63, 94, 0.25);
  
  --amber:          #f59e0b;
  --amber-dim:      rgba(245, 158, 11, 0.14);
  --amber-glow:     rgba(245, 158, 11, 0.25);
  
  --cyan:           #06b6d4;
  --cyan-dim:       rgba(6, 182, 212, 0.14);
  --cyan-glow:      rgba(6, 182, 212, 0.25);
  
  --pink:           #ec4899;
  --pink-dim:       rgba(236, 72, 153, 0.14);
}

* {
  font-family: "Plus Jakarta Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  box-sizing: border-box;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

code, kbd, samp, pre, .font-mono {
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

html {
  scroll-behavior: smooth;
  color-scheme: dark;
}

body {
  background: var(--bg-base);
  color: var(--text-primary);
  min-height: 100vh;
}

/* ── Scrollbars ── */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: var(--bg-overlay);
  border-radius: 9999px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

/* ── Focus Rings ── */
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* ── Glassmorphic Cards & Panels ── */
.card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.card-elevated {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.4);
}

.glass-panel {
  background: var(--bg-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border);
  border-radius: 16px;
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  font-size: 0.84rem;
  font-weight: 600;
  padding: 8px 16px;
  border-radius: 10px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.18s cubic-bezier(0.16, 1, 0.3, 1);
  white-space: nowrap;
  user-select: none;
  text-decoration: none;
}

.btn:active {
  transform: scale(0.98);
}

.btn:disabled {
  opacity: 0.45;
  pointer-events: none;
}

.btn-primary {
  background: linear-gradient(135deg, #8b5cf6 0%, #6d28d9 100%);
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.15);
  box-shadow: 0 4px 14px 0 var(--accent-glow);
}
.btn-primary:hover {
  background: linear-gradient(135deg, #9f75ff 0%, #7c3aed 100%);
  box-shadow: 0 6px 20px 0 var(--accent-glow);
  transform: translateY(-1px);
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-secondary);
  border-color: var(--border);
}
.btn-ghost:hover {
  background: var(--bg-elevated);
  border-color: var(--border-hover);
  color: var(--text-primary);
  transform: translateY(-1px);
}

.btn-danger {
  background: var(--red-dim);
  color: var(--red);
  border-color: rgba(244, 63, 94, 0.3);
}
.btn-danger:hover {
  background: rgba(244, 63, 94, 0.22);
  border-color: var(--red);
  color: #fff;
  box-shadow: 0 4px 14px 0 var(--red-glow);
  transform: translateY(-1px);
}

.btn-success {
  background: var(--green-dim);
  color: var(--green);
  border-color: rgba(16, 185, 129, 0.3);
}
.btn-success:hover {
  background: rgba(16, 185, 129, 0.22);
  border-color: var(--green);
  color: #fff;
  box-shadow: 0 4px 14px 0 var(--green-glow);
  transform: translateY(-1px);
}

.btn-cyan {
  background: var(--cyan-dim);
  color: var(--cyan);
  border-color: rgba(6, 182, 212, 0.3);
}
.btn-cyan:hover {
  background: rgba(6, 182, 212, 0.22);
  border-color: var(--cyan);
  color: #fff;
  box-shadow: 0 4px 14px 0 var(--cyan-glow);
  transform: translateY(-1px);
}

.btn-sm   { padding: 6px 12px; font-size: 0.78rem; border-radius: 8px; }
.btn-lg   { padding: 12px 24px; font-size: 0.95rem; border-radius: 12px; }
.btn-icon { padding: 8px; width: 36px; height: 36px; }
.btn-icon.btn-sm { padding: 6px; width: 32px; height: 32px; }
.btn-full { width: 100%; justify-content: center; }

/* ── Form Inputs ── */
.input {
  width: 100%;
  background: var(--bg-base);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text-primary);
  font-size: 0.875rem;
  padding: 10px 14px;
  transition: all 0.18s ease;
}
.input::placeholder {
  color: var(--text-muted);
}
.input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
  outline: none;
}
.input-group {
  display: flex;
  gap: 8px;
}
.input-group .input {
  flex: 1;
}

.label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 6px;
  letter-spacing: 0.01em;
}

/* ── Badges ── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 9999px;
  letter-spacing: 0.03em;
}
.badge-green   { background: var(--green-dim); color: var(--green); border: 1px solid rgba(16, 185, 129, 0.3); }
.badge-red     { background: var(--red-dim); color: var(--red); border: 1px solid rgba(244, 63, 94, 0.3); }
.badge-amber   { background: var(--amber-dim); color: var(--amber); border: 1px solid rgba(245, 158, 11, 0.3); }
.badge-cyan    { background: var(--cyan-dim); color: var(--cyan); border: 1px solid rgba(6, 182, 212, 0.3); }
.badge-accent  { background: var(--accent-dim); color: var(--accent); border: 1px solid rgba(139, 92, 246, 0.3); }
.badge-neutral { background: var(--bg-elevated); color: var(--text-secondary); border: 1px solid var(--border); }

/* ── Stat KPI Cards ── */
.stat-card {
  padding: 20px;
  background: linear-gradient(145deg, var(--bg-surface) 0%, var(--bg-elevated) 100%);
  border: 1px solid var(--border);
  border-radius: 16px;
  transition: all 0.22s ease;
  position: relative;
  overflow: hidden;
}
.stat-card:hover {
  transform: translateY(-2px);
  border-color: var(--border-hover);
  box-shadow: 0 12px 24px -8px rgba(0, 0, 0, 0.4);
}
.stat-card .stat-value {
  font-size: 1.85rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin-bottom: 4px;
}
.stat-card .stat-label {
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
}

/* ── Sidebar Navigation ── */
.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border-radius: 10px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.15s ease;
  text-decoration: none;
  border: none;
  background: transparent;
  width: 100%;
  text-align: left;
}
.nav-item:hover {
  background: var(--bg-elevated);
  color: var(--text-primary);
  transform: translateX(2px);
}
.nav-item.active {
  background: linear-gradient(90deg, var(--accent-dim) 0%, rgba(139, 92, 246, 0.05) 100%);
  color: var(--accent);
  border-left: 3px solid var(--accent);
  border-radius: 0 10px 10px 0;
  font-weight: 700;
}
.nav-item.danger {
  color: var(--red);
}
.nav-item.danger:hover {
  background: var(--red-dim);
  color: var(--red);
}

/* ── Visibility & Responsive ── */
.hidden { display: none !important; }
@media (min-width: 640px) { .sm\:hidden { display: none !important; } }
@media (min-width: 768px) { .md\:hidden { display: none !important; } }
@media (min-width: 1024px) { .lg\:hidden { display: none !important; } }

/* ── Modals & Drawers ── */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(4, 4, 8, 0.78);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  z-index: 100;
  animation: fadeIn 0.2s ease-out;
}
.modal-backdrop.hidden {
  display: none !important;
}
.modal {
  background: var(--bg-elevated);
  border: 1px solid var(--border-hover);
  border-radius: 20px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 25px 60px -15px rgba(0, 0, 0, 0.7);
  animation: scaleUp 0.22s cubic-bezier(0.16, 1, 0.3, 1);
}

/* ── Toggle Switch ── */
.toggle-track {
  position: relative;
  display: inline-block;
  width: 44px;
  height: 24px;
  background: var(--bg-overlay);
  border: 1px solid var(--border);
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.2s ease;
}
.toggle-track::after {
  content: '';
  position: absolute;
  top: 3px;
  left: 3px;
  width: 16px;
  height: 16px;
  background: var(--text-muted);
  border-radius: 50%;
  transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1), background 0.2s;
}
input[type=checkbox]:checked + .toggle-track {
  background: var(--accent);
  border-color: var(--accent);
}
input[type=checkbox]:checked + .toggle-track::after {
  transform: translateX(20px);
  background: #ffffff;
}
input[type=checkbox].sr-only {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

/* ── Progress Bar ── */
.progress-bar {
  height: 4px;
  background: var(--bg-overlay);
  border-radius: 9999px;
  overflow: hidden;
}
.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent) 0%, var(--cyan) 100%);
  border-radius: 9999px;
  transition: width 0.3s ease;
}

/* ── Pro Audio / DJ Specific Aesthetics ── */
.dash-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 18px;
  transition: all 0.22s cubic-bezier(0.16, 1, 0.3, 1);
}
.dash-card:hover {
  border-color: var(--border-hover);
}

.live-glow-card {
  position: relative;
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.08) 0%, rgba(16, 185, 129, 0.06) 100%), var(--bg-surface);
  border: 1px solid rgba(16, 185, 129, 0.35);
  box-shadow: 0 10px 30px -10px rgba(16, 185, 129, 0.15);
}

.live-indicator-badge {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 4px 12px;
  border-radius: 9999px;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: rgba(16, 185, 129, 0.15);
  color: var(--green);
  border: 1px solid rgba(16, 185, 129, 0.35);
}

.live-pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 12px var(--green);
  animation: pulse-dot 1.2s infinite;
}

.dash-tab-btn {
  padding: 8px 18px;
  border-radius: 12px;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-secondary);
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  background: transparent;
  cursor: pointer;
  border: 1px solid transparent;
}
.dash-tab-btn:hover {
  color: var(--text-primary);
  background: var(--bg-elevated);
}
.dash-tab-btn.active {
  color: #ffffff;
  background: linear-gradient(135deg, #8b5cf6 0%, #7c3aed 100%);
  border-color: rgba(255, 255, 255, 0.12);
  box-shadow: 0 4px 16px rgba(139, 92, 246, 0.35);
}

/* ── Equalizer Animation ── */
.equalizer-bar {
  display: inline-flex;
  align-items: flex-end;
  gap: 2.5px;
  height: 14px;
}
.equalizer-bar span {
  width: 3px;
  background: var(--green);
  border-radius: 1.5px;
  animation: eq-bounce 0.8s ease-in-out infinite alternate;
}
.equalizer-bar span:nth-child(1) { height: 60%; animation-delay: 0.1s; }
.equalizer-bar span:nth-child(2) { height: 100%; animation-delay: 0.3s; }
.equalizer-bar span:nth-child(3) { height: 40%; animation-delay: 0.2s; }
.equalizer-bar span:nth-child(4) { height: 80%; animation-delay: 0.4s; }

@keyframes eq-bounce {
  0%   { transform: scaleY(0.2); }
  100% { transform: scaleY(1); }
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes scaleUp {
  from { opacity: 0; transform: scale(0.96); }
  to   { opacity: 1; transform: scale(1); }
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%      { opacity: 0.4; transform: scale(0.85); }
}

@keyframes spin-slow {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}
.animate-spin-slow {
  animation: spin-slow 12s linear infinite;
}

/* ── Text Gradients ── */
.text-gradient-purple {
  background: linear-gradient(135deg, #a78bfa 0%, #ec4899 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.text-gradient-cyan {
  background: linear-gradient(135deg, #38bdf8 0%, #22c55e 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.text-gradient-gold {
  background: linear-gradient(135deg, #fbbf24 0%, #f97316 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* ── Light Mode Support ── */
html.light {
  --bg-base:        #f3f4f8;
  --bg-surface:     #ffffff;
  --bg-elevated:    #eaeaf2;
  --bg-overlay:     #dfdfec;
  --bg-glass:       rgba(255, 255, 255, 0.85);
  
  --border:         rgba(0, 0, 0, 0.08);
  --border-hover:   rgba(0, 0, 0, 0.16);
  --border-accent:  rgba(139, 92, 246, 0.3);
  
  --text-primary:   #121224;
  --text-secondary: #52526c;
  --text-muted:     #8a8aa4;
  
  --accent-dim:     rgba(139, 92, 246, 0.1);
  --green-dim:      rgba(16, 185, 129, 0.1);
  --red-dim:        rgba(244, 63, 94, 0.1);
  --amber-dim:      rgba(245, 158, 11, 0.1);
  --cyan-dim:       rgba(6, 182, 212, 0.1);
}
html.light .card, html.light .dash-card {
  box-shadow: 0 4px 16px -2px rgba(0, 0, 0, 0.05);
}
html.light .card-elevated {
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.08);
}
html.light ::-webkit-scrollbar-thumb {
  background: var(--bg-overlay);
}

.icon-sun, .icon-moon { display: inline-block; }

/* ── Floating Live Reactions ── */
.reaction-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  font-size: 20px;
  border-radius: 9999px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  cursor: pointer;
  user-select: none;
  transition: all 0.18s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}
.reaction-btn:hover {
  transform: translateY(-3px) scale(1.15);
  background: rgba(255, 255, 255, 0.18);
  border-color: rgba(255, 255, 255, 0.3);
  box-shadow: 0 6px 16px rgba(139, 92, 246, 0.35);
}
.reaction-btn:active {
  transform: translateY(1px) scale(0.92);
}

.floating-reaction-item {
  position: absolute;
  pointer-events: none;
  user-select: none;
  will-change: transform, opacity;
  animation: floatUpAndFade var(--float-duration, 3.2s) cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

@keyframes floatUpAndFade {
  0% {
    opacity: 0;
    transform: translate3d(var(--start-x, 0px), 100vh, 0) scale(0.4) rotate(0deg);
  }
  15% {
    opacity: 1;
    transform: translate3d(calc(var(--start-x, 0px) + var(--sway-x, 15px)), 80vh, 0) scale(1.15) rotate(var(--rot-1, 10deg));
  }
  50% {
    opacity: 0.95;
    transform: translate3d(calc(var(--start-x, 0px) - var(--sway-x, 15px)), 45vh, 0) scale(1) rotate(var(--rot-2, -12deg));
  }
  85% {
    opacity: 0.7;
    transform: translate3d(calc(var(--start-x, 0px) + var(--sway-x, 15px)), 15vh, 0) scale(0.9) rotate(var(--rot-1, 10deg));
  }
  100% {
    opacity: 0;
    transform: translate3d(var(--start-x, 0px), -10vh, 0) scale(0.6) rotate(0deg);
  }
}

/* ── Synchronized Karaoke Lyrics ── */
.karaoke-panel {
  transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}
.karaoke-line {
  transition: all 0.28s ease;
  opacity: 0.4;
  transform: scale(0.96);
  transform-origin: center;
}
.karaoke-line.active {
  opacity: 1;
  transform: scale(1.08);
  font-weight: 800;
  color: #fff;
  text-shadow: 0 0 20px rgba(167, 139, 250, 0.8), 0 0 40px rgba(236, 72, 153, 0.5);
}

@media print {
  body { background: #fff; color: #000; }
  .no-print { display: none !important; }
}