/* ===========================
   MODERN DESIGN SYSTEM WITH CSV COLOR SCHEME
   =========================== */
:root {
  /* Base Colors from CSV */
  --base-green: #22c55e;
  --base-red: #ef4444;
  --base-yellow: #eab308;
  
  /* Dark Theme Colors from CSV */
  --dark-bg: #0a0a0a;
  --dark-panel: #161616;
  --dark-text: #f0f0f0;
  --dark-muted: #888888;
  --dark-accent: #6ea8fe;
  --dark-accent-text: #0a0a0a;
  --dark-btn: #222222;
  --dark-btn-hover: #333333;
  --dark-ring: #3e66d3;
  --dark-border-color: rgb(255 255 255 / 15%);
  --dark-shadow-color: rgb(0 0 0 / 50%);
  --dark-gradient-color: rgb(255 255 255 / 3%);
  --dark-panel-highlight: rgb(255 255 255 / 6%);
  --dark-progress-bg: rgb(255 255 255 / 15%);
  --dark-body-gradient: radial-gradient(1200px 600px at 80% -20%, #1b2452 0%, transparent 60%), #0a0a0a;
  
  /* Canvas Background from CSV */
  --fixed-canvas-bg: #000;
  
  /* Semantic Color Mapping */
  --primary-bg: var(--dark-bg);
  --card-bg: var(--dark-panel);
  --text-primary: var(--dark-text);
  --text-secondary: var(--dark-muted);
  --accent-color: var(--dark-accent);
  --accent-text: var(--dark-accent-text);
  --success-color: var(--base-green);
  --danger-color: var(--base-red);
  --warning-color: var(--base-yellow);
  
  /* Glass Effects */
  --glass-bg: var(--dark-gradient-color);
  --glass-border: var(--dark-border-color);
  --panel-highlight: var(--dark-panel-highlight);
  
  /* Glow Effects */
  --glow-primary: 0 0 20px var(--accent-color);
  --glow-secondary: 0 0 15px var(--base-red);
  --glow-accent: 0 0 10px var(--base-green);
  
  /* Spacing & Border Radius */
  --border-radius: 12px;
  --border-radius-lg: 20px;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  
  /* Animation Timings */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
}

/* ===========================
   BARRIEREFREIHEIT & SKIP-LINK
   =========================== */
.skip-link {
  position: absolute;
  top: -40px;
  left: 6px;
  background: var(--accent-color);
  color: white;
  padding: 8px;
  text-decoration: none;
  border-radius: var(--border-radius);
  z-index: 9999;
  transition: top var(--transition-normal);
  font-weight: 600;
}

.skip-link:focus {
  top: 6px;
}

/* Focus-Styles für bessere Barrierefreiheit */
*:focus-visible {
  outline: 2px solid var(--accent-color);
  outline-offset: 2px;
  border-radius: 4px;
}

button:focus-visible,
.control-btn:focus-visible {
  outline: 2px solid var(--accent-color);
  outline-offset: 3px;
}

/* ===========================
   LOADING STATES
   =========================== */
.loading {
  position: relative;
  overflow: hidden;
}

.loading::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(110, 168, 254, 0.2),
    transparent
  );
  animation: loading 1.5s infinite;
}

@keyframes loading {
  0% {
    left: -100%;
  }
  100% {
    left: 100%;
  }
}

/* ===========================
   ERROR STATES
   =========================== */
.error {
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid var(--danger-color);
  color: var(--danger-color);
  padding: var(--spacing-md);
  border-radius: var(--border-radius);
  margin: var(--spacing-md) 0;
}

.error-icon {
  display: inline-block;
  margin-right: var(--spacing-sm);
}

/* ===========================
   STATUS INDICATORS
   =========================== */
.app-status {
  display: flex;
  justify-content: center;
  gap: var(--spacing-lg);
  margin-top: var(--spacing-lg);
  flex-wrap: wrap;
}

.status-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius);
  color: var(--text-secondary);
  font-size: 0.9rem;
  backdrop-filter: blur(10px);
  transition: all var(--transition-normal);
}

.status-item:hover {
  background: var(--panel-highlight);
  transform: translateY(-2px);
}

.status-item i {
  color: var(--base-green);
}

.status-item.inactive i {
  color: var(--text-secondary);
}

/* ===========================
   GLOBAL STYLES & LAYOUT 
   =========================== */
* {
  box-sizing: border-box;
}

body {
  font-family: 'Inter', 'Segoe UI', sans-serif;
  background: var(--dark-body-gradient);
  color: var(--text-primary);
  margin: 0;
  padding: var(--spacing-md);
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
  line-height: 1.6;
}

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
  :root {
    --glass-bg: rgba(255, 255, 255, 0.15);
    --glass-border: rgba(255, 255, 255, 0.3);
    --text-secondary: #ffffff;
  }
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  
  .loading::after {
    display: none;
  }
}

/* ===========================
   HOME ICON 
   =========================== */
.home-icon {
  position: fixed;
  top: 20px;
  left: 20px;
  z-index: 1000;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-color), var(--base-green));
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  color: white;
  font-size: 1.5rem;
  transition: all var(--transition-normal);
  box-shadow: var(--glow-primary);
  border: 2px solid var(--glass-border);
}

.home-icon:hover {
  transform: scale(1.15) rotate(5deg);
  box-shadow: 0 0 30px var(--accent-color);
  background: linear-gradient(135deg, var(--base-green), var(--accent-color));
}

.container {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: var(--spacing-xl);
  align-items: start;
}

.main-content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.sidebar {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
  position: sticky;
  top: var(--spacing-lg);
}

/* ===========================
   HEADER & TITLE 
   =========================== */
.header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.header h1 {
  font-size: 3rem;
  font-weight: 800;
  background: linear-gradient(45deg, var(--accent-color), var(--base-red), var(--base-green));
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  text-shadow: none;
  margin: 0;
  letter-spacing: -0.02em;
}

.header .subtitle {
  color: var(--text-secondary);
  font-size: 1.1rem;
  margin-top: var(--spacing-sm);
  opacity: 0.8;
}

/* ===========================
   GLASS CARD COMPONENT 
   =========================== */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-lg);
  position: relative;
  overflow: hidden;
  transition: all var(--transition-normal);
}

.glass-card:hover {
  border-color: rgba(110, 168, 254, 0.3);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.glass-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--base-green), transparent);
  opacity: 0.6;
}

/* ===========================
   PLAYER CONTROLS 
   =========================== */
.player-section {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--spacing-lg);
  align-items: center;
}

.file-upload {
  position: relative;
  overflow: hidden;
  display: inline-block;
}

.file-upload input[type="file"] {
  position: absolute;
  left: -9999px;
}

.file-upload-label {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-lg);
  background: linear-gradient(135deg, var(--accent-color), var(--base-red));
  color: white;
  border-radius: var(--border-radius);
  cursor: pointer;
  font-weight: 600;
  transition: all var(--transition-normal);
  box-shadow: var(--glow-secondary);
  position: relative;
  overflow: hidden;
}

.file-upload-label:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(239, 68, 68, 0.4);
}

.file-upload-label:focus-within {
  outline: 2px solid var(--accent-color);
  outline-offset: 2px;
}

.audio-controls {
  display: flex;
  gap: var(--spacing-sm);
  justify-content: center;
  flex-wrap: wrap;
}

.control-btn {
  width: 50px;
  height: 50px;
  border: none;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--glass-bg), var(--panel-highlight));
  color: var(--accent-color);
  font-size: 1.2rem;
  cursor: pointer;
  transition: all var(--transition-normal);
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  position: relative;
}

.control-btn:hover {
  background: linear-gradient(135deg, var(--accent-color), var(--base-green));
  color: white;
  transform: scale(1.1);
  box-shadow: var(--glow-primary);
}

.control-btn:active {
  transform: scale(0.95);
}

.control-btn.active {
  background: linear-gradient(135deg, var(--base-red), var(--accent-color));
  color: white;
  box-shadow: var(--glow-secondary);
}

.control-btn.primary {
  width: 60px;
  height: 60px;
  font-size: 1.5rem;
  background: linear-gradient(135deg, var(--accent-color), var(--base-green));
  color: white;
  box-shadow: var(--glow-primary);
}

.control-btn.primary:hover {
  background: linear-gradient(135deg, var(--base-green), var(--accent-color));
  transform: scale(1.15);
}

.control-btn.danger {
  background: linear-gradient(135deg, var(--danger-color), var(--base-red));
  color: white;
}

.control-btn.danger:hover {
  background: linear-gradient(135deg, var(--base-red), var(--danger-color));
}

.control-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none !important;
}

/* ===========================
   VOLUME CONTROL 
   =========================== */
.volume-section {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.volume-label {
  color: var(--base-green);
  font-weight: 600;
  min-width: 80px;
}

.volume-slider {
  flex: 1;
  position: relative;
}

.volume-slider input[type="range"] {
  width: 100%;
  height: 6px;
  border-radius: 3px;
  background: linear-gradient(90deg, var(--accent-color), var(--base-green));
  outline: none;
  cursor: pointer;
  -webkit-appearance: none;
  transition: opacity var(--transition-normal);
}

.volume-slider input[type="range"]:hover {
  opacity: 0.8;
}

.volume-slider input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--base-green), var(--accent-color));
  cursor: pointer;
  box-shadow: 0 2px 10px rgba(34, 197, 94, 0.5);
  transition: all var(--transition-normal);
}

.volume-slider input[type="range"]::-webkit-slider-thumb:hover {
  transform: scale(1.2);
  box-shadow: var(--glow-accent);
}

.volume-display {
  min-width: 50px;
  text-align: right;
  color: var(--base-green);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

/* ===========================
   PLAYLIST 
   =========================== */
.playlist-card {
  min-height: 200px;
}

.playlist-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-md);
}

.playlist-title {
  color: var(--base-green);
  font-size: 1.3rem;
  font-weight: 700;
  margin: 0;
}

.playlist-count {
  color: var(--text-secondary);
  font-size: 0.9rem;
  opacity: 0.7;
  font-variant-numeric: tabular-nums;
}

.playlist-container {
  max-height: 300px;
  overflow-y: auto;
  border-radius: var(--border-radius);
  background: rgba(0, 0, 0, 0.2);
}

.playlist-container::-webkit-scrollbar {
  width: 6px;
}

.playlist-container::-webkit-scrollbar-track {
  background: var(--dark-progress-bg);
  border-radius: 3px;
}

.playlist-container::-webkit-scrollbar-thumb {
  background: var(--accent-color);
  border-radius: 3px;
}

.playlist-container::-webkit-scrollbar-thumb:hover {
  background: var(--base-green);
}

.playlist-item {
  padding: var(--spacing-sm) var(--spacing-md);
  border-bottom: 1px solid var(--glass-border);
  cursor: pointer;
  transition: all var(--transition-normal);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  position: relative;
}

.playlist-item:hover {
  background: rgba(110, 168, 254, 0.1);
  transform: translateX(5px);
}

.playlist-item:active {
  transform: translateX(3px);
}

.playlist-item.active {
  background: linear-gradient(90deg, rgba(110, 168, 254, 0.2), rgba(34, 197, 94, 0.1));
  border-left: 3px solid var(--accent-color);
}

.playlist-item.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--base-green);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.playlist-item-icon {
  color: var(--accent-color);
  width: 20px;
  transition: color var(--transition-normal);
}

.playlist-item.active .playlist-item-icon {
  color: var(--base-green);
}

.playlist-item-name {
  flex: 1;
  font-size: 0.95rem;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.playlist-empty {
  padding: var(--spacing-xl);
  text-align: center;
  color: var(--text-secondary);
  font-style: italic;
}

/* ===========================
   EQUALIZER 
   =========================== */
.equalizer-section {
  position: relative;
}

.equalizer-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-lg);
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

.equalizer-title {
  color: var(--base-red);
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0;
}

.reset-btn {
  padding: var(--spacing-sm) var(--spacing-md);
  background: linear-gradient(135deg, var(--accent-color), var(--base-red));
  color: white;
  border: none;
  border-radius: var(--border-radius);
  cursor: pointer;
  font-weight: 600;
  transition: all var(--transition-normal);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.reset-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(110, 168, 254, 0.4);
}

.reset-btn:active {
  transform: translateY(0);
}

/* ===========================
   VISUALIZER 
   =========================== */
.visualizer-container {
  display: flex;
  justify-content: center;
  margin-bottom: var(--spacing-lg);
  position: relative;
}

.visualizer-canvas {
  width: 100%;
  height: 150px;
  border-radius: var(--border-radius);
  background: var(--fixed-canvas-bg);
  border: 1px solid var(--glass-border);
  transition: border-color var(--transition-normal);
}

.visualizer-canvas:hover {
  border-color: var(--accent-color);
}

.visualizer-info {
  position: absolute;
  top: var(--spacing-sm);
  right: var(--spacing-sm);
  background: rgba(0, 0, 0, 0.7);
  color: var(--text-secondary);
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 0.8rem;
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.visualizer-container:hover .visualizer-info {
  opacity: 1;
}

/* ===========================
   EQ SLIDERS 
   =========================== */
.eq-sliders {
  display: flex;
  gap: var(--spacing-sm);
  justify-content: space-between;
  align-items: flex-end;
  padding: var(--spacing-lg);
  background: rgba(0, 0, 0, 0.2);
  border-radius: var(--border-radius);
  overflow-x: auto;
  min-height: 250px;
}

.eq-slider {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 60px;
  position: relative;
}

.eq-slider-label {
  color: var(--base-green);
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  text-align: center;
  white-space: nowrap;
}

.eq-slider input[type="range"] {
  writing-mode: vertical-lr;
  direction: rtl;
  width: 6px;
  height: 180px;
  background: linear-gradient(to top, var(--accent-color), var(--base-red), var(--accent-color));
  border-radius: 3px;
  outline: none;
  cursor: pointer;
  -webkit-appearance: none;
  position: relative;
  transition: opacity var(--transition-normal);
}

.eq-slider input[type="range"]:hover {
  opacity: 0.8;
}

.eq-slider input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--base-green), white);
  cursor: pointer;
  box-shadow: 0 2px 10px rgba(34, 197, 94, 0.5);
  transition: all var(--transition-normal);
}

.eq-slider input[type="range"]::-webkit-slider-thumb:hover {
  transform: scale(1.3);
  box-shadow: var(--glow-accent);
}

.eq-slider input[type="range"]::-moz-range-thumb {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--base-green), white);
  border: none;
  cursor: pointer;
  box-shadow: 0 2px 10px rgba(34, 197, 94, 0.5);
  transition: all var(--transition-normal);
}

.gain-indicator {
  position: absolute;
  top: -30px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(0, 0, 0, 0.8);
  color: var(--base-green);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 600;
  white-space: nowrap;
  opacity: 0;
  transition: opacity var(--transition-normal);
  pointer-events: none;
  font-variant-numeric: tabular-nums;
}

.eq-slider:hover .gain-indicator {
  opacity: 1;
}

/* ===========================
   COOKIE CONSENT SYSTEM
   =========================== */
.cookie-banner {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-md);
}

.cookie-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(5px);
}

.cookie-modal {
  position: relative;
  background: linear-gradient(145deg, var(--dark-panel), var(--card-bg));
  border: 2px solid var(--accent-color);
  border-radius: var(--border-radius-lg);
  max-width: 700px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 20px 60px var(--dark-shadow-color);
  animation: cookieSlideIn var(--transition-slow);
}

@keyframes cookieSlideIn {
  from {
    opacity: 0;
    transform: scale(0.8) translateY(50px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

.cookie-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--glass-border);
}

.cookie-header h3 {
  margin: 0;
  color: var(--text-primary);
  font-size: 1.3rem;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.cookie-header i {
  color: var(--base-yellow);
  font-size: 1.4rem;
}

.cookie-close-btn {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  color: var(--text-secondary);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-normal);
}

.cookie-close-btn:hover {
  background: var(--danger-color);
  color: white;
  transform: scale(1.1);
}

.cookie-content {
  padding: var(--spacing-lg);
}

.cookie-intro {
  color: var(--text-primary);
  line-height: 1.6;
  margin-bottom: var(--spacing-lg);
  font-size: 1rem;
}

.cookie-categories {
  margin-bottom: var(--spacing-lg);
}

.cookie-category {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius);
  margin-bottom: var(--spacing-md);
  overflow: hidden;
  transition: border-color var(--transition-normal);
}

.cookie-category:hover {
  border-color: rgba(110, 168, 254, 0.3);
}

.cookie-category-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md);
  cursor: pointer;
  transition: background var(--transition-normal);
}

.cookie-category-header:hover {
  background: var(--panel-highlight);
}

.cookie-toggle-wrapper {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  flex: 1;
}

.cookie-switch {
  position: relative;
  display: inline-block;
  width: 50px;
  height: 24px;
}

.cookie-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.cookie-slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--text-secondary);
  transition: var(--transition-normal);
  border-radius: 24px;
}

.cookie-slider:before {
  position: absolute;
  content: "";
  height: 18px;
  width: 18px;
  left: 3px;
  bottom: 3px;
  background-color: white;
  transition: var(--transition-normal);
  border-radius: 50%;
}

input:checked + .cookie-slider {
  background-color: var(--base-green);
}

input:disabled + .cookie-slider {
  background-color: var(--accent-color);
  cursor: not-allowed;
}

input:checked + .cookie-slider:before {
  transform: translateX(26px);
}

.cookie-category-info h4 {
  margin: 0;
  color: var(--text-primary);
  font-size: 1rem;
  font-weight: 600;
}

.cookie-required {
  background: var(--accent-color);
  color: white;
  padding: 2px 8px;
  border-radius: 12px;
  font-size: 0.75rem;
  font-weight: 600;
}

.cookie-optional {
  background: var(--base-yellow);
  color: var(--dark-bg);
  padding: 2px 8px;
  border-radius: 12px;
  font-size: 0.75rem;
  font-weight: 600;
}

.cookie-details-btn {
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 4px;
  border-radius: 4px;
  transition: all var(--transition-normal);
}

.cookie-details-btn:hover {
  color: var(--accent-color);
  background: var(--panel-highlight);
}

.cookie-details-btn.active {
  transform: rotate(180deg);
}

.cookie-details {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-normal);
  background: rgba(0, 0, 0, 0.2);
}

.cookie-details.show {
  max-height: 300px;
  padding: var(--spacing-md);
}

.cookie-details p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.5;
  margin: 0 0 var(--spacing-sm) 0;
}

.cookie-privacy-note {
  display: flex;
  gap: var(--spacing-md);
  background: linear-gradient(135deg, rgba(34, 197, 94, 0.1), rgba(110, 168, 254, 0.05));
  border: 1px solid var(--base-green);
  border-radius: var(--border-radius);
  padding: var(--spacing-md);
  color: var(--text-primary);
}

.cookie-privacy-note i {
  color: var(--base-green);
  font-size: 1.2rem;
  margin-top: 2px;
}

.cookie-actions {
  display: flex;
  gap: var(--spacing-sm);
  padding: var(--spacing-lg);
  border-top: 1px solid var(--glass-border);
  flex-wrap: wrap;
}

.cookie-btn {
  flex: 1;
  padding: var(--spacing-sm) var(--spacing-md);
  border: 2px solid;
  border-radius: var(--border-radius);
  cursor: pointer;
  font-weight: 600;
  transition: all var(--transition-normal);
  min-width: 120px;
}

.cookie-btn-secondary {
  background: transparent;
  color: var(--text-secondary);
  border-color: var(--glass-border);
}

.cookie-btn-secondary:hover {
  background: var(--danger-color);
  color: white;
  border-color: var(--danger-color);
}

.cookie-btn-primary {
  background: var(--accent-color);
  color: white;
  border-color: var(--accent-color);
}

.cookie-btn-primary:hover {
  background: var(--dark-ring);
  border-color: var(--dark-ring);
  transform: translateY(-2px);
}

.cookie-btn-success {
  background: var(--base-green);
  color: white;
  border-color: var(--base-green);
}

.cookie-btn-success:hover {
  background: #16a34a;
  border-color: #16a34a;
  transform: translateY(-2px);
}

.cookie-footer {
  padding: var(--spacing-md) var(--spacing-lg);
  background: var(--glass-bg);
  border-top: 1px solid var(--glass-border);
  text-align: center;
}

.cookie-footer p {
  margin: 0;
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

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

.cookie-footer a:hover {
  text-decoration: underline;
  color: var(--base-green);
}

.cookie-floating-btn {
  position: fixed;
  bottom: 20px;
  left: 20px;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--base-yellow), #f59e0b);
  border: 2px solid var(--glass-border);
  color: var(--dark-bg);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  z-index: 1000;
  transition: all var(--transition-normal);
  box-shadow: 0 4px 15px rgba(245, 158, 11, 0.3);
}

.cookie-floating-btn:hover {
  transform: scale(1.1) rotate(-10deg);
  box-shadow: 0 6px 20px rgba(245, 158, 11, 0.4);
}

/* ===========================
   TOOLS & FAQ SECTIONS
   =========================== */
.tools-section, .faq-section {
  margin-top: var(--spacing-xl);
  padding: var(--spacing-xl) var(--spacing-md);
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  border-top: 1px solid var(--glass-border);
  border-bottom: 1px solid var(--glass-border);
}

.tools-container, .faq-container {
  max-width: 1400px;
  margin: 0 auto;
}

.tools-header, .faq-header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.tools-header h2, .faq-header h2 {
  font-size: 2.5rem;
  font-weight: 700;
  background: linear-gradient(45deg, var(--accent-color), var(--base-red), var(--base-green));
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin: 0 0 var(--spacing-sm) 0;
}

.tools-subtitle, .faq-subtitle {
  color: var(--text-secondary);
  font-size: 1.1rem;
  margin: 0;
  opacity: 0.8;
}

.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.tool-card {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  padding: var(--spacing-lg);
  background: var(--card-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius-lg);
  text-decoration: none;
  color: var(--text-primary);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.tool-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-color), var(--base-green));
  transition: left var(--transition-slow);
}

.tool-card:hover::before {
  left: 0;
}

.tool-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px var(--dark-shadow-color);
  border-color: var(--accent-color);
}

.tool-icon {
  min-width: 60px;
  height: 60px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-color), var(--base-green));
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.5rem;
  box-shadow: var(--glow-primary);
}

.tool-content {
  flex: 1;
}

.tool-content h3 {
  margin: 0 0 var(--spacing-sm) 0;
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--text-primary);
}

.tool-content p {
  margin: 0 0 var(--spacing-md) 0;
  color: var(--text-secondary);
  line-height: 1.5;
}

.tool-features {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

.feature-tag {
  padding: 2px 8px;
  background: var(--panel-highlight);
  color: var(--accent-color);
  border-radius: 12px;
  font-size: 0.8rem;
  font-weight: 500;
  border: 1px solid var(--glass-border);
}

.tool-arrow {
  color: var(--text-secondary);
  font-size: 1.2rem;
  transition: all var(--transition-normal);
}

.tool-card:hover .tool-arrow {
  color: var(--accent-color);
  transform: translateX(5px);
}

.tools-cta {
  text-align: center;
  margin-top: var(--spacing-xl);
}

.cta-button {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-xl);
  background: linear-gradient(135deg, var(--accent-color), var(--base-green));
  color: white;
  text-decoration: none;
  border-radius: var(--border-radius);
  font-weight: 600;
  font-size: 1.1rem;
  transition: all var(--transition-normal);
  box-shadow: var(--glow-primary);
  position: relative;
  overflow: hidden;
}

.cta-button::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--base-green), var(--accent-color));
  transition: left var(--transition-slow);
  z-index: -1;
}

.cta-button:hover::before {
  left: 0;
}

.cta-button:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(110, 168, 254, 0.4);
}

/* FAQ Specific Styles */
.faq-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
  gap: var(--spacing-lg);
}

.faq-item {
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  transition: all var(--transition-normal);
}

.faq-item:hover {
  border-color: var(--accent-color);
  box-shadow: 0 8px 25px var(--dark-shadow-color);
  transform: translateY(-2px);
}

.faq-question {
  padding: var(--spacing-lg);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  transition: all var(--transition-normal);
  user-select: none;
}

.faq-question:hover {
  background: var(--panel-highlight);
}

.faq-question i:first-child {
  color: var(--accent-color);
  font-size: 1.2rem;
  min-width: 20px;
}

.faq-question span {
  flex: 1;
  font-weight: 600;
  font-size: 1.1rem;
  color: var(--text-primary);
}

.faq-arrow {
  color: var(--text-secondary);
  transition: transform var(--transition-normal);
  font-size: 0.9rem;
}

.faq-item.active .faq-arrow {
  transform: rotate(180deg);
  color: var(--accent-color);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.4s ease;
  background: rgba(0, 0, 0, 0.2);
}

.faq-item.active .faq-answer {
  max-height: 300px;
  padding: 0 var(--spacing-lg) var(--spacing-lg) var(--spacing-lg);
}

.faq-answer p {
  color: var(--text-secondary);
  line-height: 1.6;
  margin: 0;
  padding-top: var(--spacing-sm);
}

/* ===========================
   FOOTER
   =========================== */
.footer {
  margin-top: var(--spacing-xl);
  padding: var(--spacing-xl) var(--spacing-md);
  background: var(--dark-panel);
  border-top: 1px solid var(--glass-border);
  text-align: center;
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-lg);
  flex-wrap: wrap;
}

.footer-link {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--transition-normal);
}

.footer-link:hover {
  color: var(--accent-color);
}

.footer-copyright {
  color: var(--text-secondary);
  font-size: 0.9rem;
  opacity: 0.7;
}

/* ===========================
   RESPONSIVE DESIGN
   =========================== */
@media (max-width: 1200px) {
  .container {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }
  
  .sidebar {
    position: static;
    order: -1;
  }
}

@media (max-width: 768px) {
  body {
    padding: var(--spacing-sm);
  }
  
  .header h1 {
    font-size: 2.5rem;
  }
  
  .player-section {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
    text-align: center;
  }
  
  .audio-controls {
    justify-content: center;
  }
  
  .eq-sliders {
    gap: 4px;
    padding: var(--spacing-md);
  }
  
  .eq-slider {
    min-width: 45px;
  }
  
  .eq-slider input[type="range"] {
    height: 120px;
  }
  
  .equalizer-header {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
  
  .tools-grid, .faq-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }
  
  .tool-card {
    flex-direction: column;
    text-align: center;
    gap: var(--spacing-md);
  }
  
  .tool-features {
    justify-content: center;
  }
  
  .tools-header h2, .faq-header h2 {
    font-size: 2rem;
  }
  
  .cookie-modal {
    margin: var(--spacing-sm);
    max-height: 95vh;
  }
  
  .cookie-actions {
    flex-direction: column;
  }
  
  .cookie-btn {
    min-width: auto;
  }
  
  .cookie-toggle-wrapper {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-sm);
  }
}

@media (max-width: 480px) {
  .header h1 {
    font-size: 2rem;
  }
  
  .tools-section, .faq-section {
    padding: var(--spacing-lg) var(--spacing-sm);
  }
  
  .tool-card, .glass-card {
    padding: var(--spacing-md);
  }
  
  .tool-icon {
    min-width: 50px;
    height: 50px;
    font-size: 1.3rem;
  }
  
  .tool-content h3 {
    font-size: 1.1rem;
  }
  
  .eq-slider {
    min-width: 35px;
  }
  
  .eq-slider input[type="range"] {
    height: 100px;
  }
  
  .volume-section {
    flex-direction: column;
    gap: var(--spacing-sm);
    text-align: center;
  }
  
  .volume-label {
    min-width: auto;
  }
}
/* ===========================
   VISUALIZER CONTROLS (NEU)
   =========================== */
.visualizer-controls {
  position: absolute;
  top: var(--spacing-sm);
  left: var(--spacing-sm);
  display: flex;
  gap: var(--spacing-sm);
  z-index: 10;
}

.visualizer-select {
  background: rgba(0, 0, 0, 0.7);
  color: var(--text-primary);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius);
  padding: 6px 10px;
  font-size: 0.9rem;
  font-family: inherit;
  cursor: pointer;
  transition: all var(--transition-normal);
}

.visualizer-select:hover {
  border-color: var(--accent-color);
  background: rgba(30, 30, 30, 0.8);
}

.visualizer-select:focus-visible {
  outline-offset: 1px;
}