/* ==========================================================================
   RETRO KNOB OFFICIAL — CORE DESIGN SYSTEM (DARK + NEON DJ/EDM)
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@500;600;700;800;900&family=Space+Grotesk:wght@500;600;700&display=swap');

:root {
  /* Color Palette */
  --bg-primary: #070712;
  --bg-secondary: #0d0c1e;
  --bg-tertiary: #14132b;
  --bg-card: rgba(20, 19, 43, 0.7);
  --bg-card-hover: rgba(29, 27, 60, 0.85);
  --bg-glass: rgba(13, 12, 30, 0.82);

  /* Neon Accents */
  --neon-purple: #9d4edd;
  --neon-purple-bright: #c77dff;
  --neon-purple-dark: #7928ca;
  --neon-blue: #00f0ff;
  --neon-blue-bright: #70f4ff;
  --neon-blue-dark: #0070f3;
  --neon-pink: #f72585;
  --neon-gold: #ffbe0b;
  --neon-green: #06d6a0;

  /* Gradients */
  --grad-primary: linear-gradient(135deg, #9d4edd 0%, #00f0ff 100%);
  --grad-pink-purple: linear-gradient(135deg, #f72585 0%, #7928ca 100%);
  --grad-blue-cyan: linear-gradient(135deg, #0070f3 0%, #00f0ff 100%);
  --grad-card: linear-gradient(180deg, rgba(30, 28, 62, 0.5) 0%, rgba(13, 12, 30, 0.8) 100%);
  --grad-glow: radial-gradient(circle, rgba(157, 78, 221, 0.25) 0%, rgba(7, 7, 18, 0) 70%);

  /* Neon Glow Shadows */
  --glow-purple: 0 0 25px rgba(157, 78, 221, 0.45);
  --glow-blue: 0 0 25px rgba(0, 240, 255, 0.4);
  --glow-pink: 0 0 25px rgba(247, 37, 133, 0.45);
  --glow-button: 0 4px 20px rgba(0, 240, 255, 0.35);

  /* Typography */
  --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'Space Grotesk', monospace;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Borders & Radius */
  --border-glass: 1px solid rgba(255, 255, 255, 0.08);
  --border-neon-blue: 1px solid rgba(0, 240, 255, 0.35);
  --border-neon-purple: 1px solid rgba(157, 78, 221, 0.35);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);

  /* Layout */
  --max-width: 1320px;
}

/* Base Reset & Smooth Scrolling */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  background-color: var(--bg-primary);
  color: #f1f5f9;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
}

/* Background Ambient Lighting Gradients */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 20%;
  width: 60vw;
  height: 50vh;
  background: radial-gradient(circle, rgba(157, 78, 221, 0.12) 0%, rgba(0, 0, 0, 0) 70%);
  pointer-events: none;
  z-index: -2;
  filter: blur(80px);
}

body::after {
  content: '';
  position: fixed;
  bottom: 10%;
  right: 10%;
  width: 50vw;
  height: 50vh;
  background: radial-gradient(circle, rgba(0, 240, 255, 0.08) 0%, rgba(0, 0, 0, 0) 70%);
  pointer-events: none;
  z-index: -2;
  filter: blur(90px);
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

img, svg {
  display: block;
  max-width: 100%;
}

button, input, select, textarea {
  font-family: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* ==========================================================================
   PROMOTIONAL TOP ANNOUNCEMENT BAR
   ========================================================================== */
.promo-bar {
  background: linear-gradient(90deg, #7928ca 0%, #9d4edd 50%, #0070f3 100%);
  color: #ffffff;
  padding: 8px 16px;
  font-size: 13px;
  font-weight: 600;
  text-align: center;
  position: relative;
  z-index: 101;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  letter-spacing: 0.5px;
}

.promo-bar strong {
  background: rgba(0, 0, 0, 0.35);
  padding: 2px 10px;
  border-radius: var(--radius-full);
  border: 1px dashed rgba(255, 255, 255, 0.4);
  font-family: var(--font-mono);
  font-size: 12px;
}

.promo-close {
  background: none;
  border: none;
  color: rgba(255, 255, 255, 0.7);
  font-size: 16px;
  cursor: pointer;
  padding: 0 4px;
  margin-left: 8px;
}

.promo-close:hover {
  color: #fff;
}

/* ==========================================================================
   NAVIGATION BAR
   ========================================================================== */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg-glass);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: var(--border-glass);
  transition: all var(--transition-normal);
}

.header.scrolled {
  background: rgba(7, 7, 18, 0.95);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6);
  border-bottom: 1px solid rgba(157, 78, 221, 0.2);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.logo-wrap {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-knob-icon {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: linear-gradient(135deg, #1e1b4b, #0d0c1e);
  border: 2px solid var(--neon-purple);
  box-shadow: var(--glow-purple);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  transition: transform var(--transition-normal);
}

.logo-wrap:hover .logo-knob-icon {
  transform: rotate(45deg);
  border-color: var(--neon-blue);
  box-shadow: var(--glow-blue);
}

.logo-knob-icon::after {
  content: '';
  width: 14px;
  height: 4px;
  background: var(--neon-blue);
  border-radius: 2px;
  position: absolute;
  top: 7px;
  box-shadow: 0 0 8px var(--neon-blue);
}

.logo-text {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-family: var(--font-heading);
  font-size: 20px;
  font-weight: 800;
  letter-spacing: 0.5px;
  background: linear-gradient(135deg, #ffffff 0%, #c77dff 50%, #00f0ff 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  text-transform: uppercase;
}

.brand-sub {
  font-size: 10px;
  letter-spacing: 2px;
  color: var(--neon-blue);
  text-transform: uppercase;
  font-weight: 700;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
}

.nav-link {
  font-weight: 600;
  font-size: 14px;
  color: #94a3b8;
  position: relative;
  padding: 6px 0;
  transition: color var(--transition-fast);
}

.nav-link:hover, .nav-link.active {
  color: #ffffff;
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--grad-primary);
  border-radius: 2px;
  box-shadow: 0 0 10px var(--neon-blue);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.search-trigger-btn {
  background: rgba(255, 255, 255, 0.05);
  border: var(--border-glass);
  padding: 8px 14px;
  border-radius: var(--radius-full);
  color: #94a3b8;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  transition: all var(--transition-fast);
}

.search-trigger-btn:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--neon-purple);
  color: #fff;
}

.cart-btn {
  background: linear-gradient(135deg, rgba(157, 78, 221, 0.2) 0%, rgba(0, 240, 255, 0.2) 100%);
  border: var(--border-neon-blue);
  padding: 8px 18px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 14px;
  color: #fff;
  transition: all var(--transition-normal);
  position: relative;
}

.cart-btn:hover {
  box-shadow: var(--glow-blue);
  transform: translateY(-1px);
  background: linear-gradient(135deg, rgba(157, 78, 221, 0.35) 0%, rgba(0, 240, 255, 0.35) 100%);
}

.cart-badge {
  background: var(--neon-pink);
  color: #ffffff;
  font-size: 11px;
  font-weight: 800;
  min-width: 20px;
  height: 20px;
  padding: 0 6px;
  border-radius: var(--radius-full);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--glow-pink);
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  color: #fff;
  font-size: 24px;
  cursor: pointer;
  padding: 6px;
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */
.hero-section {
  position: relative;
  padding: 80px 0 100px;
  overflow: hidden;
  background: radial-gradient(circle at 50% 30%, rgba(30, 27, 75, 0.6) 0%, rgba(7, 7, 18, 0.95) 80%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 48px;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: var(--radius-full);
  background: rgba(157, 78, 221, 0.15);
  border: var(--border-neon-purple);
  color: var(--neon-purple-bright);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 24px;
  box-shadow: 0 0 15px rgba(157, 78, 221, 0.2);
}

.hero-badge .pulse-dot {
  width: 8px;
  height: 8px;
  background: var(--neon-blue);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--neon-blue);
  animation: pulse-glow 2s infinite;
}

@keyframes pulse-glow {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(1.3); }
}

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(40px, 6vw, 68px);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -1px;
  text-transform: uppercase;
  margin-bottom: 18px;
}

.hero-title span.neon-glow-blue {
  color: var(--neon-blue);
  text-shadow: 0 0 25px rgba(0, 240, 255, 0.6);
}

.hero-title span.neon-glow-purple {
  background: var(--grad-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-tagline {
  font-family: var(--font-heading);
  font-size: 24px;
  font-weight: 700;
  color: #cbd5e1;
  margin-bottom: 16px;
  letter-spacing: 0.5px;
}

.hero-description {
  font-size: 16px;
  color: #94a3b8;
  max-width: 540px;
  margin-bottom: 36px;
  line-height: 1.7;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
}

.btn-primary {
  background: var(--grad-primary);
  color: #070712;
  font-family: var(--font-heading);
  font-size: 16px;
  font-weight: 800;
  padding: 14px 32px;
  border-radius: var(--radius-full);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  box-shadow: var(--glow-button);
  transition: all var(--transition-normal);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 30px rgba(0, 240, 255, 0.6);
  color: #000;
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.06);
  color: #ffffff;
  border: var(--border-glass);
  font-family: var(--font-heading);
  font-size: 15px;
  font-weight: 700;
  padding: 14px 28px;
  border-radius: var(--radius-full);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  transition: all var(--transition-normal);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: var(--neon-purple);
  box-shadow: 0 0 20px rgba(157, 78, 221, 0.3);
}

.hero-stats-row {
  display: flex;
  align-items: center;
  gap: 32px;
  margin-top: 48px;
  padding-top: 32px;
  border-top: var(--border-glass);
}

.hero-stat-item {
  display: flex;
  flex-direction: column;
}

.stat-value {
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 800;
  color: #fff;
  background: linear-gradient(135deg, #ffffff, var(--neon-blue));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.stat-label {
  font-size: 12px;
  color: #64748b;
  text-transform: uppercase;
  font-weight: 600;
  letter-spacing: 1px;
}

/* Hero Right: Interactive Featured Player Card */
.hero-visual-wrap {
  position: relative;
}

.hero-card-glow {
  position: absolute;
  inset: -15px;
  background: linear-gradient(135deg, rgba(157, 78, 221, 0.4), rgba(0, 240, 255, 0.3));
  border-radius: var(--radius-xl);
  filter: blur(25px);
  opacity: 0.65;
  z-index: 0;
}

.hero-featured-card {
  position: relative;
  z-index: 1;
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: var(--border-neon-purple);
  border-radius: var(--radius-xl);
  padding: 24px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
}

.hero-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.featured-label {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 2px;
  color: var(--neon-blue);
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 6px;
}

.featured-cover-box {
  width: 100%;
  aspect-ratio: 1/1;
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  margin-bottom: 20px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.featured-cover-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.featured-cover-box:hover img {
  transform: scale(1.04);
}

.hero-audio-visualizer {
  height: 42px;
  display: flex;
  align-items: center;
  gap: 4px;
  margin-bottom: 16px;
  padding: 0 8px;
}

.wave-bar {
  flex: 1;
  background: var(--neon-purple);
  border-radius: 2px;
  min-height: 4px;
  transition: height 0.1s ease;
}

.wave-bar.active {
  background: linear-gradient(180deg, var(--neon-blue) 0%, var(--neon-purple) 100%);
  animation: wave-bounce 0.8s infinite alternate ease-in-out;
}

@keyframes wave-bounce {
  0% { height: 15%; }
  100% { height: 95%; }
}

.hero-card-meta {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.hero-track-title {
  font-family: var(--font-heading);
  font-size: 20px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 4px;
}

.hero-track-artist {
  font-size: 13px;
  color: var(--neon-blue);
  font-weight: 600;
}

.hero-track-price {
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 800;
  color: #ffffff;
}

/* ==========================================================================
   SECTION HEADERS & GENERAL STYLING
   ========================================================================== */
.section {
  padding: 90px 0;
  position: relative;
}

.section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 42px;
  gap: 20px;
  flex-wrap: wrap;
}

.section-title-wrap {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.section-subtitle {
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 3px;
  color: var(--neon-blue);
  text-transform: uppercase;
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 900;
  letter-spacing: -0.5px;
  color: #ffffff;
  text-transform: uppercase;
}

.section-title span.highlight {
  color: var(--neon-purple-bright);
}

.section-link {
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 700;
  color: var(--neon-blue);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.section-link:hover {
  color: #fff;
  text-shadow: 0 0 10px var(--neon-blue);
}

/* ==========================================================================
   SONG CARDS & GRID
   ========================================================================== */
.songs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
  gap: 24px;
}

.song-card {
  background: var(--bg-card);
  border: var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 16px;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.song-card:hover {
  transform: translateY(-6px);
  background: var(--bg-card-hover);
  border-color: rgba(157, 78, 221, 0.4);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.5), var(--glow-purple);
}

.song-card.playing {
  border-color: var(--neon-blue);
  box-shadow: 0 0 25px rgba(0, 240, 255, 0.45);
}

.song-cover-wrap {
  width: 100%;
  aspect-ratio: 1/1;
  border-radius: var(--radius-md);
  overflow: hidden;
  position: relative;
  margin-bottom: 16px;
  background: #090818;
}

.song-cover-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-smooth);
}

.song-card:hover .song-cover-wrap img {
  transform: scale(1.05);
}

.play-overlay-btn {
  position: absolute;
  inset: 0;
  background: rgba(7, 7, 18, 0.45);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.song-card:hover .play-overlay-btn,
.song-card.playing .play-overlay-btn {
  opacity: 1;
}

.play-btn-circle {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--grad-primary);
  color: #000;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--glow-blue);
  transition: transform var(--transition-fast);
}

.play-btn-circle:hover {
  transform: scale(1.1);
}

.song-badges-top {
  position: absolute;
  top: 10px;
  left: 10px;
  right: 10px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  pointer-events: none;
}

.tag-badge {
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 4px 8px;
  border-radius: var(--radius-full);
  background: rgba(7, 7, 18, 0.85);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: #ffffff;
}

.tag-badge.trending {
  background: rgba(247, 37, 133, 0.85);
  border-color: var(--neon-pink);
  box-shadow: 0 0 10px rgba(247, 37, 133, 0.5);
}

.tag-badge.new {
  background: rgba(0, 240, 255, 0.85);
  color: #000;
  border-color: var(--neon-blue);
  box-shadow: 0 0 10px rgba(0, 240, 255, 0.5);
}

.tag-badge.free {
  background: rgba(6, 214, 160, 0.9);
  color: #000;
}

.song-info {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.song-title-text {
  font-family: var(--font-heading);
  font-size: 16px;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.song-artist-text {
  font-size: 13px;
  color: #94a3b8;
  margin-bottom: 12px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.song-meta-pills {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
  font-size: 11px;
  color: #64748b;
  font-family: var(--font-mono);
}

.meta-pill {
  background: rgba(255, 255, 255, 0.05);
  padding: 3px 8px;
  border-radius: 4px;
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.song-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
  padding-top: 14px;
  border-top: var(--border-glass);
}

.song-price-tag {
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 800;
  color: #ffffff;
}

.song-price-tag.free-tag {
  color: var(--neon-green);
}

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

.btn-add-cart {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.06);
  border: var(--border-glass);
  color: #cbd5e1;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.btn-add-cart:hover {
  background: rgba(0, 240, 255, 0.15);
  border-color: var(--neon-blue);
  color: var(--neon-blue);
}

.btn-buy-card {
  background: var(--grad-primary);
  color: #070712;
  font-family: var(--font-heading);
  font-size: 13px;
  font-weight: 800;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  text-transform: uppercase;
  transition: all var(--transition-fast);
}

.btn-buy-card:hover {
  box-shadow: 0 0 15px rgba(0, 240, 255, 0.5);
  transform: translateY(-1px);
}

/* ==========================================================================
   MUSIC LIBRARY FILTER & SEARCH BAR
   ========================================================================== */
.library-filter-bar {
  background: var(--bg-card);
  border: var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 20px;
  margin-bottom: 32px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  backdrop-filter: blur(16px);
}

.filter-top-row {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.search-input-wrap {
  flex: 1;
  min-width: 260px;
  position: relative;
}

.search-input-wrap input {
  width: 100%;
  background: rgba(7, 7, 18, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-full);
  padding: 12px 20px 12px 44px;
  color: #fff;
  font-size: 14px;
  outline: none;
  transition: all var(--transition-fast);
}

.search-input-wrap input:focus {
  border-color: var(--neon-blue);
  box-shadow: 0 0 15px rgba(0, 240, 255, 0.25);
}

.search-icon-inside {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: #64748b;
  pointer-events: none;
}

.filter-selects {
  display: flex;
  align-items: center;
  gap: 12px;
}

.custom-select {
  background: rgba(7, 7, 18, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-full);
  padding: 10px 18px;
  color: #cbd5e1;
  font-size: 13px;
  font-weight: 600;
  outline: none;
  cursor: pointer;
  transition: border var(--transition-fast);
}

.custom-select:focus {
  border-color: var(--neon-purple);
}

.genre-pills-scroll {
  display: flex;
  align-items: center;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 6px;
  scrollbar-width: thin;
  scrollbar-color: var(--neon-purple) transparent;
}

.genre-pill-btn {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 8px 18px;
  border-radius: var(--radius-full);
  font-size: 13px;
  font-weight: 600;
  color: #94a3b8;
  white-space: nowrap;
  transition: all var(--transition-fast);
}

.genre-pill-btn:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--neon-purple);
}

.genre-pill-btn.active {
  background: linear-gradient(135deg, rgba(157, 78, 221, 0.3) 0%, rgba(0, 240, 255, 0.3) 100%);
  border-color: var(--neon-blue);
  color: #ffffff;
  box-shadow: 0 0 15px rgba(0, 240, 255, 0.3);
}

/* ==========================================================================
   GENRES SECTION CARDS
   ========================================================================== */
.genres-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}

.genre-box-card {
  background: var(--bg-card);
  border: var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 24px;
  position: relative;
  overflow: hidden;
  cursor: pointer;
  transition: all var(--transition-normal);
}

.genre-box-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--genre-color, var(--neon-purple));
  transition: width var(--transition-normal);
}

.genre-box-card:hover {
  transform: translateY(-4px);
  background: var(--bg-card-hover);
  border-color: var(--genre-color, var(--neon-blue));
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

.genre-box-card:hover::before {
  width: 8px;
}

.genre-box-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.genre-icon-wrap {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--genre-color, var(--neon-blue));
}

.genre-track-count {
  font-family: var(--font-mono);
  font-size: 12px;
  color: #64748b;
  font-weight: 600;
}

.genre-box-name {
  font-family: var(--font-heading);
  font-size: 18px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 6px;
}

.genre-box-desc {
  font-size: 13px;
  color: #94a3b8;
  line-height: 1.5;
}

/* ==========================================================================
   ALBUMS / COLLECTIONS SECTION
   ========================================================================== */
.albums-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 28px;
}

.album-card {
  background: var(--bg-card);
  border: var(--border-glass);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-normal);
}

.album-card:hover {
  transform: translateY(-5px);
  border-color: var(--neon-purple);
  box-shadow: var(--glow-purple);
}

.album-cover-banner {
  height: 200px;
  position: relative;
  overflow: hidden;
  background: #090818;
}

.album-cover-banner img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.album-cover-banner::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, var(--bg-card) 0%, rgba(7, 7, 18, 0.2) 100%);
}

.album-content-body {
  padding: 24px;
}

.album-header-meta {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 12px;
}

.album-title-text {
  font-family: var(--font-heading);
  font-size: 22px;
  font-weight: 800;
  color: #fff;
}

.album-track-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin: 16px 0 20px;
}

.album-track-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 12px;
  background: rgba(255, 255, 255, 0.03);
  border-radius: var(--radius-sm);
  font-size: 13px;
}

.album-track-row:hover {
  background: rgba(255, 255, 255, 0.08);
}

/* ==========================================================================
   DJ / PRODUCER PROFILE SECTION
   ========================================================================== */
.dj-profile-wrap {
  background: linear-gradient(135deg, rgba(20, 19, 43, 0.9) 0%, rgba(13, 12, 30, 0.95) 100%);
  border: var(--border-neon-purple);
  border-radius: var(--radius-xl);
  padding: 48px;
  position: relative;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
}

.dj-profile-wrap::before {
  content: '';
  position: absolute;
  top: -50px;
  right: -50px;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(0, 240, 255, 0.15) 0%, transparent 70%);
  filter: blur(40px);
}

.dj-profile-grid {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 48px;
  align-items: center;
}

.dj-avatar-box {
  width: 280px;
  height: 280px;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 2px solid var(--neon-blue);
  box-shadow: var(--glow-blue);
  position: relative;
}

.dj-avatar-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.dj-bio-content {
  display: flex;
  flex-direction: column;
}

.dj-stage-name {
  font-family: var(--font-heading);
  font-size: 36px;
  font-weight: 900;
  color: #fff;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin-bottom: 6px;
}

.dj-stage-subtitle {
  font-size: 14px;
  color: var(--neon-blue);
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 18px;
}

.dj-bio-text {
  font-size: 15px;
  color: #94a3b8;
  line-height: 1.8;
  margin-bottom: 24px;
}

.dj-stats-row {
  display: flex;
  gap: 36px;
  margin-bottom: 32px;
}

.dj-stat-box {
  display: flex;
  flex-direction: column;
}

.dj-stat-num {
  font-family: var(--font-mono);
  font-size: 24px;
  font-weight: 800;
  color: #fff;
}

.dj-stat-lbl {
  font-size: 11px;
  color: #64748b;
  text-transform: uppercase;
  font-weight: 600;
}

.dj-social-links-row {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.social-icon-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  border: var(--border-glass);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.social-icon-btn:hover {
  background: var(--neon-purple);
  border-color: var(--neon-blue);
  box-shadow: 0 0 15px var(--neon-purple);
  transform: translateY(-2px);
}

/* ==========================================================================
   WHY RETRO KNOB OFFICIAL SECTION
   ========================================================================== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}

.feature-box {
  background: var(--bg-card);
  border: var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.feature-box:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 240, 255, 0.35);
  box-shadow: var(--glow-blue);
}

.feature-icon-circle {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(157, 78, 221, 0.2), rgba(0, 240, 255, 0.2));
  border: var(--border-neon-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--neon-blue);
}

.feature-title {
  font-family: var(--font-heading);
  font-size: 18px;
  font-weight: 800;
  color: #fff;
}

.feature-desc {
  font-size: 14px;
  color: #94a3b8;
  line-height: 1.6;
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.footer {
  background: #040409;
  border-top: var(--border-glass);
  padding: 80px 0 40px;
  position: relative;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 60px;
}

.footer-brand-col {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.footer-desc {
  font-size: 14px;
  color: #64748b;
  line-height: 1.7;
  max-width: 320px;
}

.footer-heading {
  font-family: var(--font-heading);
  font-size: 15px;
  font-weight: 800;
  color: #fff;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 20px;
}

.footer-links-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-links-list a {
  font-size: 14px;
  color: #94a3b8;
  transition: color var(--transition-fast);
}

.footer-links-list a:hover {
  color: var(--neon-blue);
  padding-left: 4px;
}

.footer-bottom-bar {
  padding-top: 32px;
  border-top: var(--border-glass);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 13px;
  color: #64748b;
}

/* ==========================================================================
   MODALS & DRAWERS (CART, CHECKOUT, SUCCESS, INQUIRIES)
   ========================================================================== */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(4, 4, 9, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
}

.modal-backdrop.open {
  opacity: 1;
  visibility: visible;
}

.modal-box {
  background: var(--bg-secondary);
  border: var(--border-neon-purple);
  border-radius: var(--radius-xl);
  max-width: 580px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  padding: 32px;
  position: relative;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.8), var(--glow-purple);
  transform: translateY(20px) scale(0.96);
  transition: transform var(--transition-smooth);
}

.modal-backdrop.open .modal-box {
  transform: translateY(0) scale(1);
}

.modal-close-btn {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
  border: var(--border-glass);
  color: #94a3b8;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  transition: all var(--transition-fast);
}

.modal-close-btn:hover {
  background: rgba(247, 37, 133, 0.2);
  color: #fff;
  border-color: var(--neon-pink);
}

.modal-header-title {
  font-family: var(--font-heading);
  font-size: 24px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 8px;
}

/* Cart Drawer */
.cart-drawer-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(4, 4, 9, 0.7);
  backdrop-filter: blur(8px);
  z-index: 150;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
}

.cart-drawer-backdrop.open {
  opacity: 1;
  visibility: visible;
}

.cart-drawer-panel {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  max-width: 440px;
  background: var(--bg-secondary);
  border-left: var(--border-neon-purple);
  z-index: 151;
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform var(--transition-smooth);
  box-shadow: -10px 0 40px rgba(0, 0, 0, 0.8);
}

.cart-drawer-backdrop.open .cart-drawer-panel {
  transform: translateX(0);
}

.cart-drawer-header {
  padding: 24px;
  border-bottom: var(--border-glass);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.cart-drawer-items-list {
  flex: 1;
  overflow-y: auto;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.cart-item-row {
  display: flex;
  align-items: center;
  gap: 14px;
  background: rgba(255, 255, 255, 0.03);
  border: var(--border-glass);
  border-radius: var(--radius-md);
  padding: 12px;
}

.cart-item-img {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-sm);
  object-fit: cover;
}

.cart-item-info {
  flex: 1;
  min-width: 0;
}

.cart-item-title {
  font-weight: 700;
  font-size: 14px;
  color: #fff;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.cart-item-artist {
  font-size: 12px;
  color: #64748b;
}

.cart-item-price {
  font-family: var(--font-mono);
  font-weight: 800;
  font-size: 15px;
  color: #fff;
}

.cart-item-remove-btn {
  color: #64748b;
  padding: 6px;
}

.cart-item-remove-btn:hover {
  color: var(--neon-pink);
}

.cart-drawer-footer {
  padding: 24px;
  border-top: var(--border-glass);
  background: rgba(7, 7, 18, 0.8);
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.coupon-input-group {
  display: flex;
  gap: 8px;
}

.coupon-input-group input {
  flex: 1;
  background: rgba(255, 255, 255, 0.05);
  border: var(--border-glass);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  color: #fff;
  font-family: var(--font-mono);
  font-size: 13px;
  text-transform: uppercase;
}

.coupon-apply-btn {
  background: rgba(157, 78, 221, 0.25);
  border: 1px solid var(--neon-purple);
  color: #fff;
  padding: 0 16px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 12px;
}

.cart-totals-breakdown {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 14px;
}

.cart-total-row {
  display: flex;
  justify-content: space-between;
  color: #94a3b8;
}

.cart-total-row.final {
  color: #fff;
  font-family: var(--font-heading);
  font-size: 20px;
  font-weight: 800;
  padding-top: 8px;
  border-top: var(--border-glass);
}

.btn-checkout-now {
  background: var(--grad-primary);
  color: #070712;
  font-family: var(--font-heading);
  font-size: 16px;
  font-weight: 800;
  padding: 14px;
  border-radius: var(--radius-full);
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 1px;
  box-shadow: var(--glow-button);
}

.btn-checkout-now:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 25px rgba(0, 240, 255, 0.5);
}

/* Payment Success & Auto Download Screen */
.success-screen-box {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.success-icon-wrap {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: rgba(6, 214, 160, 0.15);
  border: 2px solid var(--neon-green);
  color: var(--neon-green);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  box-shadow: 0 0 25px rgba(6, 214, 160, 0.4);
  animation: scale-up 0.4s ease;
}

@keyframes scale-up {
  0% { transform: scale(0.6); opacity: 0; }
  100% { transform: scale(1); opacity: 1; }
}

.download-track-card {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(255, 255, 255, 0.05);
  border: var(--border-glass);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  margin-top: 10px;
}

.btn-redownload {
  background: var(--grad-primary);
  color: #000;
  font-weight: 800;
  font-size: 13px;
  padding: 8px 18px;
  border-radius: var(--radius-full);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  bottom: 100px;
  right: 24px;
  z-index: 300;
  display: flex;
  flex-direction: column;
  gap: 10px;
  pointer-events: none;
}

.toast-msg {
  background: rgba(13, 12, 30, 0.95);
  border: var(--border-neon-blue);
  border-radius: var(--radius-md);
  padding: 12px 20px;
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6), var(--glow-blue);
  display: flex;
  align-items: center;
  gap: 10px;
  pointer-events: auto;
  animation: toast-in 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes toast-in {
  from { transform: translateX(50px); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}