/* ============================================================
   SociaMus (y.velu.cc) — Dark Purple Neon Design System
   Version: 1.0
   Design: Dark Purple Neon — #0A0A14, C084FC→E879F9, 22D3EE
   ============================================================ */

/* --- CSS Custom Properties (Design Tokens) --- */
:root {
  /* Backgrounds */
  --bg-primary: #0A0A14;
  --bg-secondary: #111127;
  --bg-tertiary: #1A1A35;
  --bg-card: rgba(255, 255, 255, 0.03);
  --bg-card-hover: rgba(255, 255, 255, 0.06);
  --bg-glass: rgba(10, 10, 20, 0.75);
  --bg-glass-border: rgba(255, 255, 255, 0.08);

  /* Gradients & Colors */
  --gradient-primary: linear-gradient(135deg, #C084FC, #E879F9);
  --gradient-primary-reverse: linear-gradient(135deg, #E879F9, #C084FC);
  --gradient-accent: linear-gradient(135deg, #22D3EE, #67E8F9);
  --gradient-hero: linear-gradient(135deg, #0A0A14 0%, #1A0A2E 50%, #0A0A14 100%);
  --color-primary: #C084FC;
  --color-secondary: #E879F9;
  --color-accent: #22D3EE;
  --color-emphasis: #F472B6;
  --color-warm: #FBBF24;

  /* Text */
  --text-primary: #F1F0FF;
  --text-secondary: rgba(241, 240, 255, 0.7);
  --text-muted: rgba(241, 240, 255, 0.45);
  --text-gradient: linear-gradient(135deg, #C084FC, #E879F9);

  /* UI Elements */
  --border-color: rgba(192, 132, 252, 0.15);
  --border-color-hover: rgba(192, 132, 252, 0.3);
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 20px rgba(192, 132, 252, 0.15);
  --shadow-glow-accent: 0 0 20px rgba(34, 211, 238, 0.15);

  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-display: 'Outfit', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;
  --font-size-5xl: 3rem;
  --font-size-6xl: 3.75rem;
  --font-size-7xl: 4.5rem;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --font-weight-extrabold: 800;
  --line-height-tight: 1.15;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.75;

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;

  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;
  --transition-spring: 250ms cubic-bezier(0.34, 1.56, 0.64, 1);

  /* Z-Index Scale */
  --z-base: 1;
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-fixed: 300;
  --z-modal-backdrop: 400;
  --z-modal: 500;
  --z-popover: 600;
  --z-tooltip: 700;
  --z-toast: 800;

  /* Layout */
  --container-max: 1200px;
  --navbar-height: 72px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  color: var(--text-primary);
  background-color: var(--bg-primary);
  background-image:
    radial-gradient(ellipse at 20% 50%, rgba(192, 132, 252, 0.06) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 20%, rgba(232, 121, 249, 0.04) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 80%, rgba(34, 211, 238, 0.03) 0%, transparent 50%);
  background-attachment: fixed;
  min-height: 100vh;
  overflow-x: hidden;
}

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

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-base);
}
a:hover { color: var(--color-secondary); }

ul, ol { list-style: none; }

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

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

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-tight);
}

/* --- Container --- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-6);
}
@media (max-width: 768px) { .container { padding: 0 var(--space-4); } }

/* --- Typography Utilities --- */
.text-gradient {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.text-gradient-accent {
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.text-center { text-align: center; }
.text-left   { text-align: left; }
.text-right  { text-align: right; }

.display-1 {
  font-family: var(--font-display);
  font-size: var(--font-size-7xl);
  font-weight: var(--font-weight-extrabold);
  line-height: 1.1;
  letter-spacing: -0.02em;
}
.display-2 {
  font-family: var(--font-display);
  font-size: var(--font-size-5xl);
  font-weight: var(--font-weight-bold);
  line-height: 1.15;
  letter-spacing: -0.015em;
}
.display-3 {
  font-family: var(--font-display);
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
}
@media (max-width: 768px) {
  .display-1 { font-size: var(--font-size-4xl); }
  .display-2 { font-size: var(--font-size-3xl); }
  .display-3 { font-size: var(--font-size-2xl); }
}

/* ============================================================
   NAVBAR
   ============================================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--navbar-height);
  background: var(--bg-glass);
  backdrop-filter: blur(20px) saturate(1.4);
  -webkit-backdrop-filter: blur(20px) saturate(1.4);
  border-bottom: 1px solid var(--bg-glass-border);
  z-index: var(--z-fixed);
  transition: background var(--transition-base);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.navbar-logo {
  font-family: var(--font-display);
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.navbar-logo-icon {
  width: 32px;
  height: 32px;
  background: var(--gradient-primary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  -webkit-text-fill-color: white;
}

.navbar-menu {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.navbar-link {
  padding: var(--space-2) var(--space-4);
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
  position: relative;
  text-decoration: none;
}

.navbar-link:hover,
.navbar-link.active {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.05);
}

.navbar-link::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 50%;
  transform: translateX(-50%) scaleX(0);
  width: 60%;
  height: 2px;
  background: var(--gradient-primary);
  border-radius: var(--radius-full);
  transition: transform var(--transition-base);
}

.navbar-link:hover::after,
.navbar-link.active::after {
  transform: translateX(-50%) scaleX(1);
}

.navbar-cta {
  padding: var(--space-2) var(--space-6);
  background: var(--gradient-primary);
  color: #fff;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-full);
  transition: all var(--transition-spring);
  box-shadow: 0 0 16px rgba(192, 132, 252, 0.25);
  -webkit-text-fill-color: white;
  text-decoration: none;
}

.navbar-cta:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 0 24px rgba(192, 132, 252, 0.4);
  color: #fff;
}

/* Hamburger */
.navbar-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
  cursor: pointer;
  z-index: calc(var(--z-fixed) + 1);
}

.navbar-hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
}

.navbar-hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.navbar-hamburger.active span:nth-child(2) {
  opacity: 0;
  transform: translateX(-8px);
}
.navbar-hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

@media (max-width: 768px) {
  .navbar-hamburger { display: flex; }

  .navbar-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 75%;
    max-width: 320px;
    height: 100vh;
    flex-direction: column;
    background: rgba(10, 10, 20, 0.98);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    padding: calc(var(--navbar-height) + var(--space-8)) var(--space-6) var(--space-6);
    gap: var(--space-2);
    transition: right var(--transition-slow);
    border-left: 1px solid var(--bg-glass-border);
    align-items: stretch;
  }

  .navbar-menu.open { right: 0; }

  .navbar-link {
    padding: var(--space-3) var(--space-4);
    font-size: var(--font-size-base);
  }

  .navbar-cta {
    text-align: center;
    margin-top: var(--space-4);
    padding: var(--space-3) var(--space-6);
  }
}

/* Mobile overlay */
.navbar-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: calc(var(--z-fixed) - 1);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
}
.navbar-overlay.open {
  opacity: 1;
  visibility: visible;
}

/* ============================================================
   HERO SECTION
   ============================================================ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding-top: var(--navbar-height);
  position: relative;
  overflow: hidden;
  background: var(--gradient-hero);
}

.hero-bg-effects {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.hero-particle {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  opacity: 0.3;
  animation: hero-float 20s ease-in-out infinite;
}

.hero-particle:nth-child(1) {
  width: 400px; height: 400px;
  background: rgba(192, 132, 252, 0.2);
  top: -10%; left: -5%;
  animation-delay: 0s;
}
.hero-particle:nth-child(2) {
  width: 300px; height: 300px;
  background: rgba(232, 121, 249, 0.15);
  bottom: -5%; right: -3%;
  animation-delay: -5s;
}
.hero-particle:nth-child(3) {
  width: 200px; height: 200px;
  background: rgba(34, 211, 238, 0.1);
  top: 40%; right: 20%;
  animation-delay: -10s;
}

@keyframes hero-float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  25% { transform: translate(30px, -40px) scale(1.05); }
  50% { transform: translate(-20px, 20px) scale(0.95); }
  75% { transform: translate(15px, 30px) scale(1.02); }
}

.hero-content {
  text-align: center;
  max-width: 800px;
  padding: var(--space-8);
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-5);
  background: rgba(192, 132, 252, 0.1);
  border: 1px solid rgba(192, 132, 252, 0.2);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  color: var(--color-primary);
  margin-bottom: var(--space-8);
  animation: fadeInUp 0.6s ease;
}

.hero-title {
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  font-weight: var(--font-weight-extrabold);
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-6);
  animation: fadeInUp 0.6s ease 0.1s both;
}

.hero-subtitle {
  font-size: var(--font-size-xl);
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto var(--space-10);
  line-height: var(--line-height-relaxed);
  animation: fadeInUp 0.6s ease 0.2s both;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  flex-wrap: wrap;
  animation: fadeInUp 0.6s ease 0.3s both;
}

.hero-music-visual {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 80px;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  gap: 4px;
  padding: 0 var(--space-8);
  opacity: 0.15;
}

.hero-bar {
  width: 4px;
  background: var(--gradient-primary);
  border-radius: var(--radius-full) var(--radius-full) 0 0;
  animation: music-bar 1.2s ease-in-out infinite;
}

.hero-bar:nth-child(1)  { height: 30%; animation-delay: 0s; }
.hero-bar:nth-child(2)  { height: 50%; animation-delay: 0.1s; }
.hero-bar:nth-child(3)  { height: 70%; animation-delay: 0.2s; }
.hero-bar:nth-child(4)  { height: 40%; animation-delay: 0.3s; }
.hero-bar:nth-child(5)  { height: 90%; animation-delay: 0.4s; }
.hero-bar:nth-child(6)  { height: 60%; animation-delay: 0.5s; }
.hero-bar:nth-child(7)  { height: 80%; animation-delay: 0.6s; }
.hero-bar:nth-child(8)  { height: 35%; animation-delay: 0.7s; }
.hero-bar:nth-child(9)  { height: 65%; animation-delay: 0.8s; }
.hero-bar:nth-child(10) { height: 45%; animation-delay: 0.9s; }
.hero-bar:nth-child(11) { height: 75%; animation-delay: 1.0s; }
.hero-bar:nth-child(12) { height: 55%; animation-delay: 1.1s; }

@keyframes music-bar {
  0%, 100% { transform: scaleY(1); }
  50% { transform: scaleY(1.5); }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-8);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-full);
  transition: all var(--transition-spring);
  white-space: nowrap;
  text-decoration: none;
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: var(--gradient-primary);
  color: #fff;
  -webkit-text-fill-color: white;
  box-shadow: 0 0 20px rgba(192, 132, 252, 0.3);
}
.btn-primary:hover {
  transform: translateY(-3px) scale(1.03);
  box-shadow: 0 0 32px rgba(192, 132, 252, 0.5);
  color: #fff;
}

.btn-secondary {
  background: transparent;
  color: var(--text-primary);
  border: 1.5px solid rgba(255, 255, 255, 0.15);
}
.btn-secondary:hover {
  border-color: var(--color-primary);
  background: rgba(192, 132, 252, 0.08);
  transform: translateY(-2px);
}

.btn-accent {
  background: var(--gradient-accent);
  color: #0A0A14;
  font-weight: var(--font-weight-bold);
}
.btn-accent:hover {
  transform: translateY(-3px) scale(1.03);
  box-shadow: 0 0 24px rgba(34, 211, 238, 0.4);
}

.btn-sm  { padding: var(--space-2) var(--space-5); font-size: var(--font-size-sm); }
.btn-lg  { padding: var(--space-4) var(--space-10); font-size: var(--font-size-lg); }
.btn-block { width: 100%; display: flex; }

/* ============================================================
   SECTION COMMON
   ============================================================ */
.section { padding: var(--space-24) 0; }

.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto var(--space-16);
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-4);
  background: rgba(192, 132, 252, 0.08);
  border: 1px solid rgba(192, 132, 252, 0.15);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-4);
}

.section-title {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-4);
}

.section-subtitle {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  line-height: var(--line-height-relaxed);
}

@media (max-width: 768px) {
  .section { padding: var(--space-16) 0; }
  .section-title { font-size: var(--font-size-2xl); }
  .section-subtitle { font-size: var(--font-size-base); }
  .section-header { margin-bottom: var(--space-10); }
}

/* ============================================================
   FEATURES GRID
   ============================================================ */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}
@media (max-width: 1024px) { .features-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px)  { .features-grid { grid-template-columns: 1fr; } }

/* ============================================================
   GLASS CARD
   ============================================================ */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--gradient-primary);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-color-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
}
.card:hover::before { opacity: 1; }

.card-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-lg);
  background: rgba(192, 132, 252, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  margin-bottom: var(--space-5);
}

.card-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-3);
}

.card-text {
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  line-height: var(--line-height-relaxed);
}

.card-icon-accent .card-icon { background: rgba(34, 211, 238, 0.1); }
.card-icon-pink .card-icon   { background: rgba(244, 114, 182, 0.1); }

/* ============================================================
   SONGS / HOT TRACKS
   ============================================================ */
.songs-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-5);
}
@media (max-width: 1024px) { .songs-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px)  { .songs-grid { grid-template-columns: 1fr; } }

.song-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: all var(--transition-base);
  cursor: pointer;
}
.song-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
  border-color: var(--border-color-hover);
}

.song-art {
  aspect-ratio: 1;
  background: var(--bg-tertiary);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.song-art-gradient {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, #2D1B69, #6B21A8, #9D4EDD);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 48px;
  opacity: 0.8;
}

.song-play-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition-base);
}
.song-card:hover .song-play-overlay { opacity: 1; }

.song-play-btn {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  color: #fff;
  box-shadow: 0 0 24px rgba(192, 132, 252, 0.5);
  transform: scale(0.8);
  transition: transform var(--transition-spring);
}
.song-card:hover .song-play-btn { transform: scale(1); }

.song-info {
  padding: var(--space-4);
}

.song-name {
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-sm);
  margin-bottom: var(--space-1);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.song-artist {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
}

/* ============================================================
   CTA SECTION
   ============================================================ */
.cta-section {
  padding: var(--space-24) 0;
  position: relative;
  overflow: hidden;
}

.cta-card {
  background: linear-gradient(135deg, rgba(192, 132, 252, 0.08), rgba(232, 121, 249, 0.05));
  border: 1px solid rgba(192, 132, 252, 0.15);
  border-radius: var(--radius-2xl);
  padding: var(--space-16) var(--space-8);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-card::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle at center, rgba(192, 132, 252, 0.05) 0%, transparent 60%);
  animation: cta-pulse 8s ease-in-out infinite;
}

@keyframes cta-pulse {
  0%, 100% { transform: scale(1); opacity: 0.5; }
  50% { transform: scale(1.1); opacity: 1; }
}

.cta-title {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-4);
  position: relative;
  z-index: 1;
}

.cta-text {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  max-width: 560px;
  margin: 0 auto var(--space-8);
  position: relative;
  z-index: 1;
}

.cta-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  flex-wrap: wrap;
  position: relative;
  z-index: 1;
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  border-top: 1px solid var(--bg-glass-border);
  padding: var(--space-16) 0 var(--space-8);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-10);
  margin-bottom: var(--space-12);
}

.footer-brand {
  font-family: var(--font-display);
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--space-4);
  display: inline-block;
}

.footer-desc {
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  line-height: var(--line-height-relaxed);
  max-width: 320px;
  margin-bottom: var(--space-6);
}

.footer-social {
  display: flex;
  gap: var(--space-3);
}

.footer-social a {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  transition: all var(--transition-base);
}
.footer-social a:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: rgba(192, 132, 252, 0.08);
}

.footer-heading {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-primary);
  margin-bottom: var(--space-5);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.footer-links a {
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  transition: color var(--transition-base);
}
.footer-links a:hover { color: var(--color-primary); }

.footer-bottom {
  border-top: 1px solid var(--bg-glass-border);
  padding-top: var(--space-8);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.footer-copy {
  color: var(--text-muted);
  font-size: var(--font-size-xs);
}

.footer-bottom-links {
  display: flex;
  gap: var(--space-6);
}
.footer-bottom-links a {
  color: var(--text-muted);
  font-size: var(--font-size-xs);
}
.footer-bottom-links a:hover { color: var(--text-secondary); }

@media (max-width: 768px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: var(--space-8); }
  .footer-bottom { flex-direction: column; text-align: center; }
}
@media (max-width: 480px) { .footer-grid { grid-template-columns: 1fr; } }

/* ============================================================
   FORMS (Login / Register / Contact)
   ============================================================ */
.form-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-24) var(--space-6);
  padding-top: calc(var(--navbar-height) + var(--space-8));
}

.form-container {
  width: 100%;
  max-width: 440px;
}

.form-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-2xl);
  padding: var(--space-10) var(--space-8);
}

.form-title {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  text-align: center;
  margin-bottom: var(--space-2);
}

.form-subtitle {
  text-align: center;
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  margin-bottom: var(--space-8);
}

.form-group {
  margin-bottom: var(--space-5);
}

.form-label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--text-secondary);
  margin-bottom: var(--space-2);
}

.form-input {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  color: var(--text-primary);
  font-size: var(--font-size-base);
  transition: all var(--transition-base);
  outline: none;
}
.form-input::placeholder { color: var(--text-muted); }
.form-input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(192, 132, 252, 0.1);
  background: rgba(255, 255, 255, 0.06);
}
.form-input.error {
  border-color: var(--color-emphasis);
  box-shadow: 0 0 0 3px rgba(244, 114, 182, 0.1);
}

.form-error {
  font-size: var(--font-size-xs);
  color: var(--color-emphasis);
  margin-top: var(--space-1);
}

.form-footer {
  text-align: center;
  margin-top: var(--space-6);
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
}
.form-footer a {
  color: var(--color-primary);
  font-weight: var(--font-weight-medium);
}
.form-footer a:hover { color: var(--color-secondary); }

.form-checkbox {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
}
.form-checkbox input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--color-primary);
  border-radius: var(--radius-sm);
  cursor: pointer;
}
.form-checkbox label {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  cursor: pointer;
}

.form-divider {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin: var(--space-6) 0;
  color: var(--text-muted);
  font-size: var(--font-size-sm);
}
.form-divider::before,
.form-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border-color);
}

.form-page-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
}
.form-page-bg .hero-particle { filter: blur(80px); }
.form-page-bg .hero-particle:nth-child(1) { width: 500px; height: 500px; top: -20%; left: -10%; }
.form-page-bg .hero-particle:nth-child(2) { width: 400px; height: 400px; bottom: -15%; right: -8%; }

/* ============================================================
   ABOUT PAGE
   ============================================================ */
.about-hero {
  padding: var(--space-24) 0;
  padding-top: calc(var(--navbar-height) + var(--space-16));
  text-align: center;
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-16);
}

.about-stat {
  text-align: center;
  padding: var(--space-8);
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  transition: all var(--transition-base);
}
.about-stat:hover {
  border-color: var(--border-color-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

.about-stat-number {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-extrabold);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--space-2);
}

.about-stat-label {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
}

.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: center;
}

.about-image-placeholder {
  aspect-ratio: 4/3;
  background: var(--bg-tertiary);
  border-radius: var(--radius-2xl);
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 64px;
}

.about-values {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

@media (max-width: 768px) {
  .about-stats { grid-template-columns: repeat(2, 1fr); }
  .about-content { grid-template-columns: 1fr; gap: var(--space-8); }
  .about-values { grid-template-columns: 1fr; }
  .about-stat-number { font-size: var(--font-size-3xl); }
}

/* ============================================================
   CONTACT PAGE
   ============================================================ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: var(--space-10);
  align-items: start;
}

.contact-info-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
}

.contact-info-item {
  display: flex;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}
.contact-info-item:last-child { margin-bottom: 0; }

.contact-info-icon {
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  border-radius: var(--radius-lg);
  background: rgba(192, 132, 252, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
}

.contact-info-label {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-1);
}

.contact-info-value {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
}

@media (max-width: 768px) { .contact-grid { grid-template-columns: 1fr; } }

/* ============================================================
   UTILITIES
   ============================================================ */
.mt-4  { margin-top: var(--space-4); }
.mt-6  { margin-top: var(--space-6); }
.mt-8  { margin-top: var(--space-8); }
.mt-10 { margin-top: var(--space-10); }
.mt-16 { margin-top: var(--space-16); }
.mb-4  { margin-bottom: var(--space-4); }
.mb-6  { margin-bottom: var(--space-6); }
.mb-8  { margin-bottom: var(--space-8); }
.mb-10 { margin-bottom: var(--space-10); }
.mb-16 { margin-bottom: var(--space-16); }

/* Scrollbar */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: rgba(192, 132, 252, 0.3); border-radius: var(--radius-full); }
::-webkit-scrollbar-thumb:hover { background: rgba(192, 132, 252, 0.5); }

/* Selection */
::selection { background: rgba(192, 132, 252, 0.3); color: #fff; }

/* Focus visible */
:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 2px; }

/* ============================================================
   ANIMATIONS
   ============================================================ */
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
@keyframes slideUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.95); }
  to   { opacity: 1; transform: scale(1); }
}

.animate-fade-in   { animation: fadeIn 0.6s ease both; }
.animate-slide-up  { animation: slideUp 0.6s ease both; }
.animate-scale-in  { animation: scaleIn 0.5s ease both; }

/* Stagger children */
.stagger-children > *:nth-child(1) { animation-delay: 0s; }
.stagger-children > *:nth-child(2) { animation-delay: 0.1s; }
.stagger-children > *:nth-child(3) { animation-delay: 0.2s; }
.stagger-children > *:nth-child(4) { animation-delay: 0.3s; }
.stagger-children > *:nth-child(5) { animation-delay: 0.4s; }
.stagger-children > *:nth-child(6) { animation-delay: 0.5s; }