/* ==========================================================================
   CHIPTUNE.SU — Cyberpunk Demoscene & Tracker Portal Stylesheet
   Version 1.4.0 (Authentic Tracker Screenshots Parallax & Clean Matrix HUD)
   ========================================================================== */

:root {
  --bg-main: #050711;
  --bg-card: rgba(10, 14, 30, 0.85);
  --bg-card-hover: rgba(16, 23, 48, 0.95);
  --bg-surface: #0a0e1f;
  
  --cyber-cyan: #00ffcc;
  --cyber-blue: #0088ff;
  --cyber-pink: #ff0077;
  --cyber-magenta: #ff00ff;
  --cyber-yellow: #ffcc00;
  --cyber-green: #00ff66;
  
  --text-main: #e6f0ff;
  --text-dim: #9bb0cf;
  --text-muted: #5c7094;
  
  --border-neon: rgba(0, 255, 204, 0.25);
  --border-card: rgba(0, 136, 255, 0.2);
  --border-subtle: rgba(255, 255, 255, 0.08);
  
  --font-hud: 'Orbitron', 'Rajdhani', -apple-system, sans-serif;
  --font-body: 'Rajdhani', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-code: 'JetBrains Mono', monospace;
  
  --shadow-neon-cyan: 0 0 20px rgba(0, 255, 204, 0.35);
  --shadow-neon-pink: 0 0 20px rgba(255, 0, 119, 0.35);
  --shadow-box: 0 12px 36px rgba(0, 0, 0, 0.6);
}

/* Reset & Box Sizing */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  background-color: var(--bg-main);
  color: var(--text-main);
}

body {
  font-family: var(--font-body);
  font-weight: 500;
  line-height: 1.6;
  overflow-x: hidden;
  background-color: var(--bg-main);
  background-image: 
    radial-gradient(circle at 50% 0%, rgba(0, 136, 255, 0.15), transparent 60%),
    radial-gradient(circle at 100% 50%, rgba(255, 0, 119, 0.08), transparent 50%),
    radial-gradient(circle at 0% 100%, rgba(0, 255, 204, 0.1), transparent 50%);
  background-attachment: fixed;
  min-height: 100vh;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-main);
}
::-webkit-scrollbar-thumb {
  background: rgba(0, 255, 204, 0.3);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--cyber-cyan);
}

/* --------------------------------------------------------------------------
   CRT SCANLINES, VIGNETTE & MATRIX GRID OVERLAYS
   -------------------------------------------------------------------------- */
.bg-grid-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-image: 
    linear-gradient(to right, rgba(0, 255, 204, 0.03) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(0, 255, 204, 0.03) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
  z-index: 0;
}

.scanlines-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: linear-gradient(
    rgba(18, 16, 16, 0) 50%, 
    rgba(0, 0, 0, 0.35) 50%
  ), linear-gradient(
    90deg,
    rgba(255, 0, 0, 0.02),
    rgba(0, 255, 0, 0.01),
    rgba(0, 0, 255, 0.02)
  );
  background-size: 100% 3px, 6px 100%;
  pointer-events: none;
  z-index: 999;
  opacity: 0.8;
  transition: opacity 0.3s ease;
}

.vignette-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  box-shadow: inset 0 0 100px rgba(0, 0, 0, 0.7);
  pointer-events: none;
  z-index: 998;
}

/* CRT States */
body.crt-off .scanlines-overlay {
  opacity: 0 !important;
  display: none !important;
}
body.crt-off .vignette-overlay {
  opacity: 0 !important;
  display: none !important;
}

/* --------------------------------------------------------------------------
   LARGE AUTHENTIC TRACKER SCREENSHOTS PARALLAX BACKGROUND
   -------------------------------------------------------------------------- */


@media (max-width: 1024px) {
  .parallax-screen-card {
    width: 600px;
    opacity: 0.16;
  }
}

@media (max-width: 768px) {
  .tracker-parallax-background {
    display: none;
  }
}

/* Container */
.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 10;
}

/* --------------------------------------------------------------------------
   HEADER HUD & NAVIGATION
   -------------------------------------------------------------------------- */
.portal-header {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(5, 7, 17, 0.88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-neon);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.5);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.brand-wrap {
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 8px;
}

.brand-title {
  font-family: var(--font-hud);
  font-weight: 900;
  font-size: 20px;
  letter-spacing: 2px;
  color: #fff;
  text-shadow: 0 0 12px var(--cyber-cyan);
}

.brand-badge {
  font-family: var(--font-code);
  font-size: 10px;
  font-weight: 700;
  color: var(--bg-main);
  background: var(--cyber-cyan);
  padding: 2px 6px;
  border-radius: 4px;
  letter-spacing: 1px;
}

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

.nav-link {
  color: var(--text-dim);
  text-decoration: none;
  font-family: var(--font-hud);
  font-size: 13px;
  letter-spacing: 1px;
  text-transform: uppercase;
  transition: all 0.25s ease;
  position: relative;
  padding: 6px 0;
}

.nav-link:hover, .nav-link.active {
  color: var(--cyber-cyan);
  text-shadow: 0 0 10px rgba(0, 255, 204, 0.6);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--cyber-cyan);
  box-shadow: 0 0 8px var(--cyber-cyan);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.lang-switcher-btn, .btn-icon-toggle {
  background: rgba(0, 255, 204, 0.08);
  border: 1px solid var(--border-neon);
  color: var(--cyber-cyan);
  font-family: var(--font-code);
  font-size: 12px;
  font-weight: 700;
  padding: 8px 12px;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.25s ease;
}

.lang-switcher-btn:hover, .btn-icon-toggle:hover {
  background: rgba(0, 255, 204, 0.25);
  box-shadow: 0 0 12px rgba(0, 255, 204, 0.4);
}

.btn-icon-toggle.active {
  background: var(--cyber-cyan);
  color: var(--bg-main);
  box-shadow: 0 0 14px rgba(0, 255, 204, 0.6);
}

.mobile-nav-btn {
  display: none;
  background: transparent;
  border: 1px solid var(--border-neon);
  color: var(--cyber-cyan);
  font-size: 20px;
  padding: 6px 12px;
  border-radius: 6px;
  cursor: pointer;
}

/* Cyber Buttons */
.btn-cyber {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-hud);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  text-decoration: none;
  padding: 10px 20px;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.2, 0.8, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: linear-gradient(135deg, #00ffcc, #0088ff);
  color: #050711;
  border: none;
  box-shadow: 0 0 20px rgba(0, 255, 204, 0.4);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 30px rgba(0, 255, 204, 0.7);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-main);
  border: 1px solid var(--border-subtle);
}

.btn-secondary:hover {
  background: rgba(0, 255, 204, 0.1);
  border-color: var(--cyber-cyan);
  color: var(--cyber-cyan);
  box-shadow: 0 0 15px rgba(0, 255, 204, 0.3);
}

/* --------------------------------------------------------------------------
   HERO STAGE
   -------------------------------------------------------------------------- */
.hero-section {
  padding: 90px 0 60px;
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 48px;
  align-items: center;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(0, 255, 204, 0.08);
  border: 1px solid var(--border-neon);
  padding: 6px 14px;
  border-radius: 30px;
  font-family: var(--font-code);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1.5px;
  color: var(--cyber-cyan);
  margin-bottom: 24px;
}

.pulse-dot {
  width: 8px;
  height: 8px;
  background: var(--cyber-cyan);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--cyber-cyan);
  animation: pulseAnim 1.8s infinite;
}

@keyframes pulseAnim {
  0% { transform: scale(0.9); opacity: 0.7; }
  50% { transform: scale(1.4); opacity: 1; }
  100% { transform: scale(0.9); opacity: 0.7; }
}

.hero-title {
  font-family: var(--font-hud);
  font-size: 44px;
  font-weight: 900;
  line-height: 1.15;
  color: #fff;
  letter-spacing: 1px;
  margin-bottom: 20px;
}

.glitch-text {
  color: var(--cyber-cyan);
  text-shadow: 0 0 18px var(--cyber-cyan);
}

.hero-desc {
  font-size: 18px;
  line-height: 1.6;
  color: var(--text-dim);
  margin-bottom: 32px;
  max-width: 620px;
}

.hero-stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 36px;
}

.hero-stat-box {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  padding: 14px 12px;
  text-align: center;
}

.stat-num {
  display: block;
  font-family: var(--font-hud);
  font-size: 22px;
  font-weight: 800;
  color: var(--cyber-cyan);
  margin-bottom: 4px;
}

.stat-label {
  font-family: var(--font-code);
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* Featured Media Card */
.hero-media-card {
  background: var(--bg-card);
  border: 1px solid var(--border-neon);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.7), var(--shadow-neon-cyan);
}

.media-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 16px;
  background: rgba(0, 0, 0, 0.4);
  border-bottom: 1px solid var(--border-subtle);
}

.embed-player-frame {
  width: 100%;
  height: 220px;
  border: none;
  display: block;
  background: #000;
}

.media-footer {
  padding: 14px 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(6, 9, 22, 0.9);
}

.track-name {
  display: block;
  font-family: var(--font-hud);
  font-size: 15px;
  font-weight: 700;
  color: #fff;
}

.track-author {
  font-size: 13px;
  color: var(--text-dim);
}

.format-pill-tag {
  font-family: var(--font-code);
  font-size: 11px;
  font-weight: 700;
  color: #050711;
  background: var(--cyber-cyan);
  padding: 3px 8px;
  border-radius: 4px;
}

/* --------------------------------------------------------------------------
   CHAPTER SECTIONS & COMMON CARDS
   -------------------------------------------------------------------------- */
.section-block {
  padding: 100px 0;
  border-top: 1px solid var(--border-subtle);
}

.section-head {
  text-align: center;
  max-width: 780px;
  margin: 0 auto 60px;
}

.section-tag {
  display: inline-block;
  font-family: var(--font-code);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2px;
  padding: 4px 10px;
  border-radius: 4px;
  margin-bottom: 12px;
}

.tag-cyan { background: rgba(0, 255, 204, 0.12); color: var(--cyber-cyan); border: 1px solid var(--border-neon); }
.tag-magenta { background: rgba(255, 0, 255, 0.12); color: var(--cyber-magenta); border: 1px solid rgba(255, 0, 255, 0.3); }
.tag-yellow { background: rgba(255, 204, 0, 0.12); color: var(--cyber-yellow); border: 1px solid rgba(255, 204, 0, 0.3); }
.tag-green { background: rgba(0, 255, 102, 0.12); color: var(--cyber-green); border: 1px solid rgba(0, 255, 102, 0.3); }

.section-title {
  font-family: var(--font-hud);
  font-size: 36px;
  font-weight: 800;
  color: #fff;
  line-height: 1.25;
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 17px;
  line-height: 1.6;
  color: var(--text-dim);
}

/* 3 Cards Grid */
.cards-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 60px;
}

.cyber-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 10px;
  padding: 28px;
  transition: all 0.3s ease;
}

.cyber-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--cyber-cyan);
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.5), 0 0 20px rgba(0, 255, 204, 0.15);
}

.card-icon {
  font-size: 28px;
  margin-bottom: 16px;
}

.card-title {
  font-family: var(--font-hud);
  font-size: 18px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 12px;
}

.card-desc {
  font-size: 15px;
  color: var(--text-dim);
  line-height: 1.6;
}

/* Timeline */
.timeline-wrapper {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  padding: 36px;
  margin-bottom: 60px;
}

.timeline-heading {
  font-family: var(--font-hud);
  font-size: 20px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 30px;
  letter-spacing: 1px;
}

.timeline-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  position: relative;
}

.timeline-item {
  position: relative;
  padding-top: 20px;
  border-top: 2px solid rgba(0, 255, 204, 0.2);
}

.timeline-item::before {
  content: '';
  position: absolute;
  top: -6px;
  left: 0;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--cyber-cyan);
  box-shadow: 0 0 8px var(--cyber-cyan);
}

.timeline-year {
  font-family: var(--font-hud);
  font-size: 20px;
  font-weight: 800;
  color: var(--cyber-cyan);
  margin-bottom: 4px;
}

.timeline-badge {
  display: inline-block;
  font-family: var(--font-code);
  font-size: 10px;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 4px;
  margin-bottom: 8px;
}

.badge-amiga { background: rgba(255, 0, 119, 0.15); color: var(--cyber-pink); }
.badge-dos { background: rgba(0, 136, 255, 0.15); color: var(--cyber-blue); }
.badge-tracker { background: rgba(0, 255, 204, 0.15); color: var(--cyber-cyan); }
.badge-synth { background: rgba(255, 204, 0, 0.15); color: var(--cyber-yellow); }

.timeline-event-title {
  font-family: var(--font-hud);
  font-size: 15px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 6px;
}

.timeline-event-desc {
  font-size: 13px;
  color: var(--text-dim);
  line-height: 1.5;
}

/* Video Showcase Grid */
.video-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.video-showcase-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 10px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all 0.3s ease;
}

.video-showcase-card:hover {
  border-color: var(--cyber-pink);
  transform: translateY(-4px);
  box-shadow: 0 10px 24px rgba(0,0,0,0.5), var(--shadow-neon-pink);
}

.video-thumb-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: #000;
  cursor: pointer;
  overflow: hidden;
}

.video-thumb-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.video-thumb-wrap:hover .video-thumb-img {
  transform: scale(1.05);
}

.play-btn-overlay {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 44px;
  height: 44px;
  background: rgba(255, 0, 119, 0.85);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  box-shadow: 0 0 16px var(--cyber-pink);
}

.video-duration {
  position: absolute;
  bottom: 8px;
  right: 8px;
  background: rgba(0,0,0,0.75);
  font-family: var(--font-code);
  font-size: 10px;
  padding: 2px 6px;
  border-radius: 4px;
  color: #fff;
}

.video-meta-body {
  padding: 16px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.video-title {
  font-family: var(--font-hud);
  font-size: 14px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 4px;
}

.video-group-meta {
  font-family: var(--font-code);
  font-size: 11px;
  color: var(--cyber-cyan);
  margin-bottom: 8px;
}

.video-desc {
  font-size: 13px;
  color: var(--text-dim);
  line-height: 1.4;
  margin-bottom: 12px;
  flex: 1;
}

.video-direct-link {
  font-family: var(--font-code);
  font-size: 11px;
  color: var(--cyber-pink);
  text-decoration: none;
  font-weight: 700;
}
.video-direct-link:hover {
  text-decoration: underline;
}

/* --------------------------------------------------------------------------
   CHAPTER 2: PRINCIPLES & PATTERN MATRIX
   -------------------------------------------------------------------------- */
.principles-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 36px;
  align-items: start;
  margin-bottom: 48px;
}

.principle-block {
  display: flex;
  gap: 20px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 10px;
  padding: 20px;
  margin-bottom: 16px;
}

.principle-num {
  font-family: var(--font-hud);
  font-size: 24px;
  font-weight: 900;
  color: var(--cyber-magenta);
}

.principle-title {
  font-family: var(--font-hud);
  font-size: 16px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 6px;
}

.principle-desc {
  font-size: 14px;
  color: var(--text-dim);
  line-height: 1.5;
}

/* Live Pattern Emulator Card */
.tracker-live-demo-card {
  background: #03050c;
  border: 1px solid var(--border-neon);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0,0,0,0.8), 0 0 20px rgba(0, 255, 204, 0.15);
}

.demo-card-header {
  padding: 12px 16px;
  background: rgba(0, 255, 204, 0.05);
  border-bottom: 1px solid var(--border-neon);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.live-dot {
  width: 8px;
  height: 8px;
  background: #00ff66;
  border-radius: 50%;
  box-shadow: 0 0 8px #00ff66;
  display: inline-block;
  margin-right: 6px;
}

.pattern-matrix-screen {
  padding: 12px 16px;
  font-family: var(--font-code);
  font-size: 12px;
  line-height: 1.6;
}

.matrix-header-row {
  display: grid;
  grid-template-columns: 40px repeat(4, 1fr);
  color: var(--cyber-cyan);
  font-weight: 700;
  border-bottom: 1px solid rgba(0, 255, 204, 0.2);
  padding-bottom: 6px;
  margin-bottom: 6px;
}

.matrix-row {
  display: grid;
  grid-template-columns: 40px repeat(4, 1fr);
  color: var(--text-muted);
  padding: 2px 0;
  border-radius: 3px;
}

.matrix-row.active-row {
  background: rgba(0, 255, 204, 0.18);
  color: #fff;
  font-weight: 700;
  box-shadow: 0 0 10px rgba(0, 255, 204, 0.3);
}

.matrix-row .note { color: var(--cyber-cyan); }
.matrix-row .ins { color: var(--cyber-yellow); }
.matrix-row .fx { color: var(--cyber-pink); }

.matrix-controls {
  padding: 10px 16px;
  background: rgba(0,0,0,0.5);
  border-top: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Sound Chips Grid */
.chips-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.chip-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  padding: 20px;
}

.chip-name {
  font-family: var(--font-hud);
  font-size: 14px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 4px;
}

.chip-platform {
  font-family: var(--font-code);
  font-size: 11px;
  color: var(--cyber-cyan);
  margin-bottom: 8px;
}

.chip-specs {
  font-size: 13px;
  color: var(--text-dim);
  line-height: 1.4;
}

/* --------------------------------------------------------------------------
   CHAPTER 3: FORMATS ENCYCLOPEDIA
   -------------------------------------------------------------------------- */
.formats-showcase-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
}

.format-box {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 10px;
  padding: 20px;
  display: flex;
  flex-direction: column;
  transition: all 0.3s ease;
}

.format-box:hover {
  border-color: var(--cyber-yellow);
  transform: translateY(-4px);
  box-shadow: 0 12px 28px rgba(0,0,0,0.6);
}

.format-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.format-badge-large {
  font-family: var(--font-code);
  font-size: 14px;
  font-weight: 800;
  padding: 4px 10px;
  border-radius: 6px;
  color: #050711;
}

.fmt-mod { background: #00ffcc; }
.fmt-xm { background: #0088ff; color: #fff; }
.fmt-s3m { background: #ffcc00; }
.fmt-it { background: #ff0077; color: #fff; }
.fmt-v2m { background: #00ff66; }

.format-name {
  font-family: var(--font-hud);
  font-size: 13px;
  font-weight: 700;
  color: #fff;
}

.format-meta-list {
  list-style: none;
  font-size: 12px;
  color: var(--text-dim);
  margin-bottom: 16px;
  flex: 1;
}

.format-meta-list li {
  margin-bottom: 6px;
  line-height: 1.4;
}

.format-meta-list strong {
  color: #fff;
}

/* --------------------------------------------------------------------------
   CHAPTER 4: DEMOSCENE LEGENDS
   -------------------------------------------------------------------------- */
.legends-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.legend-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 10px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  transition: all 0.3s ease;
}

.legend-card:hover {
  border-color: var(--cyber-magenta);
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(0,0,0,0.6), 0 0 20px rgba(255, 0, 255, 0.2);
}

.legend-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 16px;
}

.legend-avatar {
  width: 44px;
  height: 44px;
  border-radius: 8px;
  background: rgba(255, 0, 255, 0.1);
  border: 1px solid rgba(255, 0, 255, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
}

.legend-name {
  font-family: var(--font-hud);
  font-size: 16px;
  font-weight: 700;
  color: #fff;
}

.legend-group {
  font-family: var(--font-code);
  font-size: 11px;
  color: var(--cyber-cyan);
}

.legend-bio {
  font-size: 14px;
  color: var(--text-dim);
  line-height: 1.5;
  margin-bottom: 20px;
  flex: 1;
}

.legend-anthem-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(0,0,0,0.4);
  border: 1px solid var(--border-subtle);
  border-radius: 6px;
  padding: 8px 12px;
}

.anthem-title {
  font-family: var(--font-hud);
  font-size: 12px;
  font-weight: 700;
  color: #fff;
}

.anthem-fmt {
  font-family: var(--font-code);
  font-size: 10px;
  color: var(--text-muted);
}

.btn-play-anthem {
  background: rgba(255, 0, 255, 0.15);
  border: 1px solid rgba(255, 0, 255, 0.4);
  color: var(--cyber-magenta);
  font-family: var(--font-hud);
  font-size: 11px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-play-anthem:hover {
  background: var(--cyber-magenta);
  color: #fff;
  box-shadow: 0 0 12px var(--cyber-magenta);
}

/* --------------------------------------------------------------------------
   CHAPTER 5: INTERACTIVE JUKEBOX
   -------------------------------------------------------------------------- */
.jukebox-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  background: var(--bg-card);
  border: 1px solid var(--border-neon);
  border-radius: 12px;
  padding: 32px;
  box-shadow: var(--shadow-box);
}

.jukebox-tabs {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
  margin-bottom: 16px;
}

.juke-tab-btn {
  background: rgba(0,0,0,0.4);
  border: 1px solid var(--border-subtle);
  color: var(--text-dim);
  font-family: var(--font-hud);
  font-size: 11px;
  font-weight: 700;
  padding: 10px;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.juke-tab-btn.active {
  background: rgba(0, 255, 204, 0.15);
  border-color: var(--cyber-cyan);
  color: var(--cyber-cyan);
  box-shadow: 0 0 10px rgba(0, 255, 204, 0.3);
}

.jukebox-playlist-items {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-height: 280px;
  overflow-y: auto;
  padding-right: 6px;
}

.juke-track-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(6, 9, 22, 0.6);
  border: 1px solid var(--border-subtle);
  border-radius: 6px;
  padding: 10px 14px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.juke-track-item:hover, .juke-track-item.active {
  background: rgba(0, 255, 204, 0.1);
  border-color: var(--cyber-cyan);
}

.juke-track-title {
  font-family: var(--font-hud);
  font-size: 13px;
  font-weight: 700;
  color: #fff;
}

.juke-track-artist {
  font-size: 12px;
  color: var(--text-dim);
}

.juke-track-fmt {
  font-family: var(--font-code);
  font-size: 11px;
  font-weight: 700;
  color: var(--cyber-cyan);
}

.main-juke-frame {
  width: 100%;
  height: 220px;
  border: none;
  border-radius: 8px;
  background: #000;
  margin-bottom: 16px;
}

/* --------------------------------------------------------------------------
   CHAPTER 6: CALL TO ACTION TERMINAL
   -------------------------------------------------------------------------- */
.cta-section {
  padding: 80px 0 100px;
}

.cta-terminal-card {
  background: linear-gradient(135deg, rgba(10, 16, 38, 0.95), rgba(5, 7, 17, 0.95));
  border: 1px solid var(--border-neon);
  border-radius: 16px;
  padding: 60px 40px;
  text-align: center;
  box-shadow: 0 20px 60px rgba(0,0,0,0.8), var(--shadow-neon-cyan);
  max-width: 960px;
  margin: 0 auto;
}

.cta-title {
  font-family: var(--font-hud);
  font-size: 38px;
  font-weight: 900;
  color: #fff;
  line-height: 1.2;
  margin-bottom: 20px;
}

.cta-desc {
  font-size: 17px;
  line-height: 1.6;
  color: var(--text-dim);
  max-width: 720px;
  margin: 0 auto 36px;
}

.cta-features-badges {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 40px;
}

.feat-badge {
  background: rgba(0, 255, 204, 0.08);
  border: 1px solid var(--border-neon);
  padding: 8px 16px;
  border-radius: 30px;
  font-family: var(--font-code);
  font-size: 12px;
  color: var(--cyber-cyan);
}

.cta-btn-huge {
  font-size: 16px;
  padding: 16px 36px;
}

/* --------------------------------------------------------------------------
   FOOTER
   -------------------------------------------------------------------------- */
.portal-footer {
  border-top: 1px solid var(--border-subtle);
  background: #020308;
  padding: 60px 0 30px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 40px;
}

.footer-heading {
  font-family: var(--font-hud);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1.5px;
  color: #fff;
  margin-bottom: 16px;
}

.footer-links-list {
  list-style: none;
}

.footer-links-list li {
  margin-bottom: 10px;
}

.footer-links-list a {
  color: var(--text-dim);
  text-decoration: none;
  font-size: 14px;
  transition: color 0.2s ease;
}

.footer-links-list a:hover {
  color: var(--cyber-cyan);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.06);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  color: var(--text-muted);
}

/* --------------------------------------------------------------------------
   YOUTUBE MODAL LIGHTBOX
   -------------------------------------------------------------------------- */
.video-modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(10px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.video-modal-backdrop.active {
  opacity: 1;
  pointer-events: auto;
}

.video-modal-card {
  background: #060916;
  border: 1px solid var(--cyber-pink);
  border-radius: 12px;
  width: 100%;
  max-width: 900px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.9), var(--shadow-neon-pink);
  overflow: hidden;
}

.video-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  background: rgba(255, 0, 119, 0.1);
  border-bottom: 1px solid rgba(255, 0, 119, 0.3);
}

.video-modal-title {
  font-family: var(--font-hud);
  font-size: 15px;
  font-weight: 700;
  color: #fff;
}

.video-modal-close {
  background: transparent;
  border: none;
  color: var(--cyber-pink);
  font-size: 20px;
  cursor: pointer;
}

.video-modal-iframe-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
}

.video-modal-iframe-wrap iframe {
  width: 100%;
  height: 100%;
  border: none;
}

/* --------------------------------------------------------------------------
   RESPONSIVE DESIGN & MOBILE HUD
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .cards-grid-3 { grid-template-columns: 1fr; }
  .timeline-grid { grid-template-columns: repeat(2, 1fr); gap: 30px; }
  .video-grid { grid-template-columns: repeat(2, 1fr); }
  .formats-showcase-grid { grid-template-columns: repeat(2, 1fr); }
  .chips-grid { grid-template-columns: repeat(2, 1fr); }
  .legends-grid { grid-template-columns: 1fr; }
  .jukebox-layout { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 30px; }
}

@media (max-width: 768px) {
  .hero-title { font-size: 32px; }
  .section-title { font-size: 28px; }
  .hero-stats-row { grid-template-columns: repeat(2, 1fr); }
  .timeline-grid { grid-template-columns: 1fr; }
  .video-grid { grid-template-columns: 1fr; }
  .formats-showcase-grid { grid-template-columns: 1fr; }
  .chips-grid { grid-template-columns: 1fr; }
  
  .mobile-nav-btn { display: block; }
  .nav-menu {
    position: fixed;
    top: 72px;
    left: 0;
    width: 100%;
    background: rgba(5, 7, 17, 0.98);
    flex-direction: column;
    padding: 24px;
    gap: 20px;
    border-bottom: 1px solid var(--border-neon);
    transform: translateY(-150%);
    transition: transform 0.3s ease;
  }
  .nav-menu.mobile-open {
    transform: translateY(0);
  }
  .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
}

/* --------------------------------------------------------------------------
   UNREAL SUPER HERO 3 TRACKER PATTERN SCROLL BACKGROUND & SCRUBBER HUD
   -------------------------------------------------------------------------- */
.unreal-tracker-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
  opacity: 0.46;
  transition: opacity 0.4s ease;
}

body.crt-off .unreal-tracker-bg {
  opacity: 0.40;
}

.unreal-tracker-header-hud {
  position: absolute;
  top: 72px;
  left: 0;
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 6px 24px;
  background: rgba(5, 8, 20, 0.75);
  border-bottom: 1px solid rgba(0, 255, 204, 0.2);
  font-family: var(--font-code);
  font-size: 11px;
  color: var(--text-dim);
  z-index: 2;
  backdrop-filter: blur(4px);
}

.unreal-tracker-header-hud .hud-tag {
  background: rgba(0, 255, 204, 0.15);
  color: var(--cyber-cyan);
  padding: 2px 6px;
  border-radius: 3px;
  font-weight: 700;
  margin-right: 8px;
}

.unreal-tracker-header-hud .hud-track-title {
  color: var(--text-main);
  font-weight: 600;
  letter-spacing: 0.5px;
}

.unreal-tracker-header-hud .hud-metric {
  margin: 0 8px;
}

.unreal-tracker-header-hud .hud-metric strong {
  color: var(--cyber-cyan);
}

.unreal-tracker-canvas {
  width: 100%;
  height: 100%;
  display: block;
}

.unreal-tracker-vignette-top {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 140px;
  background: linear-gradient(to bottom, var(--bg-main) 15%, transparent 100%);
  pointer-events: none;
  z-index: 3;
}

.unreal-tracker-vignette-bottom {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 140px;
  background: linear-gradient(to top, var(--bg-main) 15%, transparent 100%);
  pointer-events: none;
  z-index: 3;
}

/* Floating Cyberpunk Scroll-Scrubber HUD Pill */
.scroll-audio-hud {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 1000;
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(6, 10, 26, 0.92);
  border: 1px solid rgba(0, 255, 204, 0.4);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  padding: 8px 16px;
  border-radius: 40px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.7), 0 0 20px rgba(0, 255, 204, 0.25);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  pointer-events: auto;
}

.scroll-audio-hud:hover {
  border-color: var(--cyber-cyan);
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.8), 0 0 28px rgba(0, 255, 204, 0.45);
  transform: translateY(-2px);
}

.hud-pulse-ring {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--cyber-cyan);
  box-shadow: 0 0 10px var(--cyber-cyan);
  animation: hudPulse 1.8s infinite;
}

@keyframes hudPulse {
  0% { transform: translateY(-50%) scale(0.9); opacity: 0.7; }
  50% { transform: translateY(-50%) scale(1.3); opacity: 1; box-shadow: 0 0 14px var(--cyber-cyan); }
  100% { transform: translateY(-50%) scale(0.9); opacity: 0.7; }
}

.hud-scrub-icon {
  font-size: 16px;
  margin-left: 10px;
  color: var(--cyber-cyan);
}

.hud-scrub-info {
  display: flex;
  flex-direction: column;
}

.hud-scrub-title {
  font-family: var(--font-hud);
  font-size: 12px;
  font-weight: 700;
  color: var(--text-main);
  letter-spacing: 0.5px;
}

.hud-scrub-meta {
  font-family: var(--font-code);
  font-size: 11px;
  color: var(--cyber-cyan);
}

/* Mini Audio VU Indicator */
.hud-vu-mini {
  display: flex;
  align-items: flex-end;
  gap: 3px;
  height: 16px;
  padding: 0 4px;
}

.hud-vu-mini .vu-bar {
  width: 3px;
  background: var(--cyber-cyan);
  border-radius: 1px;
  height: 4px;
  transition: height 0.08s ease;
}

.hud-vu-mini.active .vu-bar:nth-child(1) { height: 14px; background: var(--cyber-green); }
.hud-vu-mini.active .vu-bar:nth-child(2) { height: 16px; background: var(--cyber-cyan); }
.hud-vu-mini.active .vu-bar:nth-child(3) { height: 10px; background: var(--cyber-yellow); }
.hud-vu-mini.active .vu-bar:nth-child(4) { height: 12px; background: var(--cyber-pink); }

.btn-scrub-audio {
  background: rgba(0, 255, 204, 0.12);
  border: 1px solid rgba(0, 255, 204, 0.35);
  color: var(--cyber-cyan);
  font-family: var(--font-code);
  font-size: 11px;
  font-weight: 700;
  padding: 6px 12px;
  border-radius: 20px;
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.btn-scrub-audio:hover {
  background: var(--cyber-cyan);
  color: #000;
  box-shadow: 0 0 12px var(--cyber-cyan);
}

.btn-scrub-audio.muted {
  background: rgba(255, 0, 119, 0.15);
  border-color: rgba(255, 0, 119, 0.4);
  color: var(--cyber-pink);
}

.btn-scrub-audio.muted:hover {
  background: var(--cyber-pink);
  color: #fff;
  box-shadow: 0 0 12px var(--cyber-pink);
}

/* Pulsing Scroll Hint Tooltip */
.scroll-hint-tooltip {
  position: fixed;
  bottom: 84px;
  right: 24px;
  z-index: 999;
  background: rgba(10, 15, 35, 0.95);
  border: 1px solid var(--cyber-cyan);
  padding: 8px 16px;
  border-radius: 8px;
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 600;
  color: var(--text-main);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.6), 0 0 15px rgba(0, 255, 204, 0.3);
  display: flex;
  align-items: center;
  gap: 8px;
  pointer-events: none;
  animation: hintFloat 3s ease-in-out infinite;
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.scroll-hint-tooltip.fade-out {
  opacity: 0;
  transform: translateY(10px);
}

@keyframes hintFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-5px); }
}

@media (max-width: 768px) {
  .unreal-tracker-header-hud {
    display: none;
  }
  .scroll-audio-hud {
    bottom: 16px;
    right: 16px;
    padding: 6px 12px;
    gap: 8px;
  }
  .hud-scrub-title {
    font-size: 11px;
  }
  .hud-scrub-meta {
    font-size: 10px;
  }
  .scroll-hint-tooltip {
    bottom: 72px;
    right: 16px;
    font-size: 12px;
  }
}

/* Android App Buttons & Badges */
.btn-android, .btn-android-nav {
  background: rgba(0, 255, 102, 0.12);
  border: 1px solid rgba(0, 255, 102, 0.45);
  color: var(--cyber-green);
  text-decoration: none;
  font-family: var(--font-hud);
  font-weight: 700;
  transition: all 0.25s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.btn-android:hover, .btn-android-nav:hover {
  background: var(--cyber-green);
  color: #050711;
  border-color: var(--cyber-green);
  box-shadow: 0 0 20px rgba(0, 255, 102, 0.6);
  transform: translateY(-2px);
}

.btn-android-nav {
  font-size: 11px;
  padding: 8px 14px;
  border-radius: 4px;
}

.cta-actions-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
  margin-top: 10px;
}

@media (max-width: 768px) {
  .btn-android-nav {
    display: none;
  }
  .cta-actions-row {
    flex-direction: column;
  }
}