/* ==========================================================================
   HANGINNOVA // UNIFIED ARCHITECTURAL DESIGN SYSTEM
   Variables, Design Tokens, Typography, and Base Zero-Defect Reset
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Cinzel+Decorative:wght@700;900&family=Pirata+One&family=Cinzel:wght@600;700;800;900&family=Montserrat:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;0,900;1,400&family=Space+Grotesk:wght@400;500;600;700&family=JetBrains+Mono:wght@400;700&display=swap');

:root {
  /* --- Primary Color Palette --- */
  --bg-obsidian: #070709;
  --bg-surface-1: #0e0e13;
  --bg-surface-2: #14141c;
  --bg-surface-3: #1a1a24;
  --bg-card: rgba(18, 18, 26, 0.75);
  --bg-glass: rgba(10, 10, 14, 0.85);
  --bg-glass-heavy: rgba(7, 7, 9, 0.95);
  --bg-overlay: rgba(7, 7, 9, 0.85);

  /* --- Borders & Dividers --- */
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-card: rgba(255, 255, 255, 0.12);
  --border-dim: #1a1a24;
  --border-highlight: rgba(255, 255, 255, 0.2);

  /* --- Brand & Category Neon Accent Tokens --- */
  --accent-crimson: #FF2A4D;
  --accent-crimson-bright: #FF334B;
  --accent-crimson-glow: rgba(255, 42, 77, 0.45);
  --accent-crimson-soft: rgba(255, 42, 77, 0.12);

  --accent-magenta: #E02475;
  --accent-pink: #FF2A85;
  --accent-pink-glow: rgba(224, 36, 117, 0.45);
  --accent-pink-soft: rgba(224, 36, 117, 0.12);

  --accent-purple: #9D4EDD;
  --accent-violet: #7B2CBF;
  --accent-violet-glow: rgba(157, 78, 221, 0.45);
  --accent-violet-soft: rgba(157, 78, 221, 0.12);

  --accent-cyan: #00E5FF;
  --accent-turquoise: #40E0D0;
  --accent-cyan-glow: rgba(0, 229, 255, 0.45);
  --accent-cyan-soft: rgba(0, 229, 255, 0.12);

  --accent-mint: #00F5D4;
  --accent-emerald: #00E676;
  --accent-mint-glow: rgba(0, 245, 212, 0.45);
  --accent-mint-soft: rgba(0, 245, 212, 0.12);

  --accent-sky: #00BBF9;
  --accent-sky-glow: rgba(0, 187, 249, 0.45);

  --accent-gold: #D4AF37;
  --accent-gold-bright: #FFB703;
  --accent-gold-glow: rgba(212, 175, 55, 0.45);
  --accent-gold-soft: rgba(212, 175, 55, 0.12);

  /* --- E-Commerce & Platform Brand Colors --- */
  --shopee-orange: #EE4D2D;
  --shopee-glow: rgba(238, 77, 45, 0.45);
  --accent-line: #06C755;
  --accent-line-glow: rgba(6, 199, 85, 0.45);
  --accent-spotify: #1DB954;
  --accent-apple: #FC3C44;
  --accent-youtube: #FF0000;
  --accent-joox: #00E5FF;

  /* --- Typography Colors --- */
  --text-primary: #FFFFFF;
  --text-secondary: #B0B0C4;
  --text-muted: #6B6B80;
  --text-dim: #454558;

  /* --- Typography Font Families --- */
  --font-primary: 'Space Grotesk', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Space Grotesk', 'Montserrat', -apple-system, sans-serif;
  --font-heading: 'Cinzel', 'Times New Roman', serif;
  --font-gothic: 'Cinzel Decorative', 'Cinzel', serif;
  --font-rock: 'Pirata One', 'Cinzel Decorative', cursive;
  --font-mono: 'Space Grotesk', 'JetBrains Mono', monospace;
  --font-sans: 'Montserrat', sans-serif;

  /* --- Special Rock & Fire Text Glows --- */
  --text-glow-fire: 0 0 15px rgba(255, 42, 77, 0.75), 0 0 35px rgba(255, 42, 133, 0.45);
  --text-glow-cyan: 0 0 15px rgba(0, 229, 255, 0.75), 0 0 35px rgba(0, 229, 255, 0.35);
  --text-glow-gold: 0 0 15px rgba(212, 175, 55, 0.75), 0 0 35px rgba(255, 183, 3, 0.35);

  /* --- Spacing & Layout --- */
  --container-max: 1240px;
  --container-pad: 1.5rem;
  --nav-height: 76px;
  --top-bar-height: 38px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-pill: 50px;
  --radius-full: 9999px;

  /* --- Transitions --- */
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-bounce: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);

  /* --- Shadows & Glows --- */
  --glow-crimson: 0 0 25px rgba(255, 42, 77, 0.4);
  --glow-cyan: 0 0 25px rgba(0, 229, 255, 0.4);
  --glow-pink: 0 0 25px rgba(224, 36, 117, 0.4);
  --glow-violet: 0 0 25px rgba(157, 78, 221, 0.4);
  --glow-mint: 0 0 25px rgba(0, 245, 212, 0.4);
  --glow-gold: 0 0 25px rgba(212, 175, 55, 0.4);
  --card-shadow: 0 12px 36px rgba(0, 0, 0, 0.75);

  /* --- Z-Index Levels --- */
  --z-base: 1;
  --z-card: 10;
  --z-floating-line: 90;
  --z-streaming-dock: 92;
  --z-drawer: 95;
  --z-header: 100;
  --z-player: 100;
  --z-modal: 500;
  --z-toast: 1000;
}

/* ==========================================================================
   CSS RESET & ZERO-DEFECT BASE DEFAULTS
   ========================================================================== */

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html, body {
  overflow-x: hidden;
  width: 100%;
  margin: 0;
  background: var(--bg-obsidian);
  color: var(--text-primary);
  font-family: var(--font-primary);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  min-height: 100vh;
  line-height: 1.65;
  position: relative;
  -webkit-overflow-scrolling: touch;
  padding-bottom: 90px;
}

/* Touch & Interaction Optimization */
button, a, input, select, textarea, .category-pill, .listen-pill-btn {
  touch-action: manipulation;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
  color: inherit;
}

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

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Ambient Cyber Grid Background */
body::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    radial-gradient(circle at 50% 0%, rgba(255, 42, 77, 0.05) 0%, transparent 60%),
    radial-gradient(circle at 100% 100%, rgba(0, 229, 255, 0.03) 0%, transparent 50%),
    linear-gradient(to right, rgba(255, 255, 255, 0.015) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.015) 1px, transparent 1px);
  background-size: 100% 100%, 100% 100%, 60px 60px, 60px 60px;
  pointer-events: none;
  z-index: 0;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-obsidian);
}

::-webkit-scrollbar-thumb {
  background: #1e1e2d;
  border-radius: 4px;
  border: 1px solid rgba(255, 42, 77, 0.2);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--accent-crimson);
  box-shadow: var(--glow-crimson);
}

::selection {
  background: var(--accent-crimson);
  color: #FFFFFF;
}


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

button, input, select, textarea {
  font: inherit;
  color: inherit;
  border: none;
  background: none;
  outline: none;
}

button {
  cursor: pointer;
  user-select: none;
}

ul, ol {
  list-style: none;
}

/* --- Container Utility --- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--container-pad);
  padding-right: var(--container-pad);
  position: relative;
  z-index: var(--z-base);
}

/* --- Typography Utilities --- */
.font-heading {
  font-family: var(--font-heading);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.font-mono {
  font-family: var(--font-mono);
  letter-spacing: 0.05em;
}

.text-gradient-crimson {
  background: linear-gradient(135deg, #FFFFFF 20%, var(--accent-crimson) 90%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.text-gradient-cyan {
  background: linear-gradient(135deg, #FFFFFF 20%, var(--accent-cyan) 90%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.text-gradient-gold {
  background: linear-gradient(135deg, #FFF5D0 0%, var(--accent-gold) 60%, #E69500 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.text-gradient-violet {
  background: linear-gradient(135deg, #FFFFFF 20%, var(--accent-violet) 90%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--accent-cyan);
  margin-bottom: 14px;
}

.section-label::before {
  content: "";
  display: inline-block;
  width: 8px;
  height: 8px;
  background: var(--accent-cyan);
  box-shadow: 0 0 8px var(--accent-cyan);
  border-radius: 50%;
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-primary);
  margin-bottom: 18px;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 680px;
  line-height: 1.7;
}

/* Section Header Wrapper */
.section-header {
  margin-bottom: 54px;
}

.section-header.text-center {
  text-align: center;
}

.section-header.text-center .section-desc {
  margin-left: auto;
  margin-right: auto;
}

/* Badges Base */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  padding: 5px 12px;
  border-radius: var(--radius-pill);
  line-height: 1;
}

.badge-crimson {
  background: var(--accent-crimson-soft);
  color: var(--accent-crimson);
  border: 1px solid var(--accent-crimson);
  box-shadow: 0 0 12px var(--accent-crimson-glow);
}

.badge-pink {
  background: var(--accent-pink-soft);
  color: var(--accent-pink);
  border: 1px solid var(--accent-pink);
  box-shadow: 0 0 12px var(--accent-pink-glow);
}

.badge-violet {
  background: var(--accent-violet-soft);
  color: var(--accent-violet);
  border: 1px solid var(--accent-violet);
  box-shadow: 0 0 12px var(--accent-violet-glow);
}

.badge-cyan {
  background: var(--accent-cyan-soft);
  color: var(--accent-cyan);
  border: 1px solid var(--accent-cyan);
  box-shadow: 0 0 12px var(--accent-cyan-glow);
}

.badge-mint {
  background: var(--accent-mint-soft);
  color: var(--accent-mint);
  border: 1px solid var(--accent-mint);
  box-shadow: 0 0 12px var(--accent-mint-glow);
}

.badge-gold {
  background: var(--accent-gold-soft);
  color: var(--accent-gold);
  border: 1px solid var(--accent-gold);
  box-shadow: 0 0 12px var(--accent-gold-glow);
}

/* Animations */
@keyframes pulseGlow {
  0%, 100% { opacity: 0.75; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.03); }
}

@keyframes floatSlow {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-10px); }
}

@keyframes cyberGlitch {
  0% { transform: translate(0); }
  20% { transform: translate(-2px, 2px); }
  40% { transform: translate(-2px, -2px); }
  60% { transform: translate(2px, 2px); }
  80% { transform: translate(2px, -2px); }
  100% { transform: translate(0); }
}

.animate-float {
  animation: floatSlow 6s ease-in-out infinite;
}

.animate-pulse {
  animation: pulseGlow 3s ease-in-out infinite;
}