/* ==========================================================================
   SPOTIFY MOD APK - GLOBAL DESIGN SYSTEM & STYLES
   Theme: Pure Crisp White (#FFFFFF) with Elegant Spotify Emerald Tint/Aura
   ========================================================================== */

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

:root {
  --font-primary: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Primary Light Theme: #FFFFFF with subtle Spotify Green tint */
  --bg-body: #ffffff;
  --bg-card: #ffffff;
  --bg-card-hover: #f0fdf4;
  --bg-glass: rgba(255, 255, 255, 0.92);
  --bg-glass-active: rgba(29, 185, 84, 0.08);
  
  --border-subtle: rgba(29, 185, 84, 0.15);
  --border-card: rgba(0, 0, 0, 0.06);
  --border-focus: rgba(29, 185, 84, 0.6);

  /* Spotify Signature Green */
  --spotify-green: #1DB954;
  --spotify-green-hover: #1aa34a;
  --spotify-glow: rgba(29, 185, 84, 0.25);
  --spotify-soft-tint: rgba(29, 185, 84, 0.06);

  --accent-blue: #2563eb;
  --accent-amber: #d97706;
  --accent-red: #dc2626;

  /* High Readability Typography */
  --text-main: #0f172a;
  --text-muted: #334155;
  --text-subtle: #64748b;
  
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;

  --transition-fast: 0.18s ease;
  --transition-normal: 0.28s cubic-bezier(0.4, 0, 0.2, 1);
  --max-width: 1200px;
  --shadow-card: 0 10px 30px -10px rgba(0, 0, 0, 0.06), 0 2px 12px rgba(29, 185, 84, 0.05);
}

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

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

body {
  font-family: var(--font-primary);
  background-color: var(--bg-body);
  color: var(--text-main);
  line-height: 1.65;
  font-size: 16px;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  background-image: 
    radial-gradient(at 15% 15%, rgba(29, 185, 84, 0.04) 0px, transparent 50%),
    radial-gradient(at 85% 85%, rgba(29, 185, 84, 0.03) 0px, transparent 50%);
  background-attachment: fixed;
}

/* Ambient Subtle Spotify Aura Glow */
.ambient-glow {
  position: fixed;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100vw;
  max-width: 1400px;
  height: 600px;
  background: radial-gradient(circle at 50% 0%, rgba(29, 185, 84, 0.08) 0%, rgba(240, 253, 244, 0.6) 45%, rgba(255, 255, 255, 0) 75%);
  pointer-events: none;
  z-index: 0;
}

/* Layout Containers */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 20px;
  padding-right: 20px;
  position: relative;
  z-index: 1;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  color: var(--text-main);
  font-weight: 700;
  line-height: 1.25;
}

h1 {
  font-size: clamp(2rem, 4vw, 2.75rem);
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  letter-spacing: -0.01em;
  margin-top: 40px;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 12px;
}

h2::before {
  content: '';
  display: inline-block;
  width: 5px;
  height: 24px;
  background: var(--spotify-green);
  border-radius: var(--radius-full);
  box-shadow: 0 0 10px rgba(29, 185, 84, 0.4);
}

h3 {
  font-size: 1.25rem;
  margin-top: 24px;
  margin-bottom: 12px;
}

p {
  color: var(--text-muted);
  margin-bottom: 16px;
}

a {
  color: var(--spotify-green-hover);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--spotify-green);
}

/* ==========================================================================
   NAVIGATION BAR
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(29, 185, 84, 0.15);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
  transition: all var(--transition-normal);
}

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

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--text-main);
  letter-spacing: -0.02em;
}

.brand-logo svg {
  width: 34px;
  height: 34px;
  fill: var(--spotify-green);
  filter: drop-shadow(0 2px 6px rgba(29, 185, 84, 0.3));
}

.brand-badge {
  font-size: 0.7rem;
  font-weight: 700;
  padding: 3px 8px;
  background: rgba(29, 185, 84, 0.12);
  color: var(--spotify-green-hover);
  border: 1px solid rgba(29, 185, 84, 0.3);
  border-radius: var(--radius-full);
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
  list-style: none;
}

.nav-links a {
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.95rem;
  transition: all var(--transition-fast);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--spotify-green-hover);
}

.nav-cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--spotify-green);
  color: #fff !important;
  font-weight: 700;
  font-size: 0.9rem;
  padding: 10px 20px;
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
  box-shadow: 0 4px 14px var(--spotify-glow);
}

.nav-cta-btn:hover {
  background: var(--spotify-green-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(29, 185, 84, 0.4);
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-main);
  font-size: 1.5rem;
  cursor: pointer;
}

/* ==========================================================================
   BREADCRUMBS
   ========================================================================== */
.breadcrumbs-bar {
  padding: 14px 0;
  font-size: 0.85rem;
}

.breadcrumbs-list {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  color: var(--text-subtle);
}

.breadcrumbs-list a {
  color: var(--text-muted);
}

.breadcrumbs-list a:hover {
  color: var(--spotify-green-hover);
}

.breadcrumbs-sep {
  opacity: 0.5;
}

.breadcrumbs-active {
  color: var(--text-main);
  font-weight: 600;
}

/* ==========================================================================
   BUTTONS & CTAS
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 28px;
  font-size: 1rem;
  font-weight: 700;
  border-radius: var(--radius-full);
  cursor: pointer;
  border: none;
  transition: all var(--transition-normal);
  text-decoration: none;
}

.btn-primary {
  background: linear-gradient(135deg, #1DB954 0%, #16a34a 100%);
  color: #fff;
  box-shadow: 0 6px 20px var(--spotify-glow);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #1ed760 0%, #1DB954 100%);
  transform: translateY(-2px) scale(1.01);
  box-shadow: 0 10px 26px rgba(29, 185, 84, 0.45);
  color: #fff;
}

.btn-secondary {
  background: #ffffff;
  color: var(--text-main);
  border: 1px solid rgba(0, 0, 0, 0.1);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.btn-secondary:hover {
  background: #f8fafc;
  border-color: rgba(29, 185, 84, 0.4);
  color: var(--spotify-green-hover);
  transform: translateY(-2px);
}

.btn-pulse {
  animation: pulse-glow-light 2.4s infinite;
}

@keyframes pulse-glow-light {
  0% { box-shadow: 0 0 0 0 rgba(29, 185, 84, 0.5); }
  70% { box-shadow: 0 0 0 14px rgba(29, 185, 84, 0); }
  100% { box-shadow: 0 0 0 0 rgba(29, 185, 84, 0); }
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer {
  margin-top: 80px;
  background: #f8fafc;
  border-top: 1px solid rgba(29, 185, 84, 0.15);
  padding: 60px 0 30px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 50px;
}

.footer-col h4 {
  font-size: 1rem;
  color: var(--text-main);
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.footer-col ul {
  list-style: none;
}

.footer-col ul li {
  margin-bottom: 12px;
}

.footer-col ul li a {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.footer-col ul li a:hover {
  color: var(--spotify-green-hover);
}

.footer-brand p {
  font-size: 0.9rem;
  line-height: 1.6;
  margin-top: 12px;
  color: var(--text-muted);
}

.footer-bottom {
  padding-top: 30px;
  border-top: 1px solid rgba(0, 0, 0, 0.06);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
  font-size: 0.85rem;
  color: var(--text-subtle);
}

.dmca-notice {
  font-size: 0.8rem;
  color: var(--text-subtle);
  margin-top: 15px;
  padding: 12px;
  background: rgba(245, 158, 11, 0.06);
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--accent-amber);
}

/* Responsive */
@media (max-width: 900px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 640px) {
  .nav-links, .nav-cta-btn {
    display: none;
  }
  .mobile-menu-toggle {
    display: block;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
}