/* ===== AZERIA - PREMIUM DESIGN SYSTEM ===== */
/* Palette: Deep Purple to Fuchsia to Cyan */

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

:root {
  /* Core Colors - Azeria Signature */
  --azeria-deep: #0f0a1e;
  --azeria-purple: #6366f1;
  --azeria-violet: #8b5cf6;
  --azeria-fuchsia: #d946ef;
  --azeria-pink: #f472b6;
  --azeria-cyan: #22d3ee;
  --azeria-blue: #3b82f6;
  
  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
  --gradient-dark: linear-gradient(135deg, #0f0a1e 0%, #1a1033 50%, #0f0a1e 100%);
  --gradient-glow: linear-gradient(135deg, #6366f1, #8b5cf6, #d946ef);
  --gradient-card: linear-gradient(145deg, rgba(255,255,255,0.05) 0%, rgba(255,255,255,0.02) 100%);
  --gradient-hero: radial-gradient(ellipse at 50% 0%, rgba(139, 92, 246, 0.15) 0%, transparent 60%);
  
  /* Surfaces */
  --surface-glass: rgba(255, 255, 255, 0.03);
  --surface-glass-hover: rgba(255, 255, 255, 0.08);
  --surface-card: rgba(15, 10, 30, 0.8);
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(139, 92, 246, 0.5);
  
  /* Text */
  --text-primary: #ffffff;
  --text-secondary: rgba(255, 255, 255, 0.7);
  --text-muted: rgba(255, 255, 255, 0.5);
  
  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 4rem;
  --space-3xl: 6rem;
  
  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;
  
  /* Shadows */
  --shadow-glow: 0 0 60px rgba(139, 92, 246, 0.3);
  --shadow-card: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
  --shadow-button: 0 10px 40px rgba(139, 92, 246, 0.4);
  
  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 300ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 500ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== 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: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--azeria-deep);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ===== ANIMATED BACKGROUND ===== */
#neural-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

.bg-gradient-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--gradient-hero);
  pointer-events: none;
  z-index: 0;
}

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.text-gradient {
  background: var(--gradient-glow);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-glow {
  text-shadow: 0 0 40px rgba(139, 92, 246, 0.5);
}

/* ===== NAVIGATION ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: var(--space-md) var(--space-xl);
  transition: var(--transition-base);
}

.navbar.scrolled {
  background: rgba(15, 10, 30, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
}

.nav-container {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  text-decoration: none;
}

.nav-logo {
  width: 44px;
  height: 44px;
  background: var(--gradient-primary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.2rem;
  color: white;
  box-shadow: var(--shadow-glow);
}

.nav-brand-text {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.03em;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  list-style: none;
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  transition: var(--transition-base);
  position: relative;
  padding: var(--space-xs) 0;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-glow);
  transition: var(--transition-base);
}

.nav-link:hover {
  color: var(--text-primary);
}

.nav-link:hover::after {
  width: 100%;
}

.nav-cta {
  background: var(--gradient-primary);
  color: white;
  padding: var(--space-sm) var(--space-lg);
  border-radius: var(--radius-full);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  transition: var(--transition-base);
  box-shadow: var(--shadow-button);
}

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 15px 50px rgba(139, 92, 246, 0.5);
}

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

/* ===== HERO SECTION ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  padding: var(--space-3xl) var(--space-xl);
  overflow: hidden;
}

.hero-content {
  text-align: center;
  max-width: 1000px;
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  background: var(--surface-glass);
  border: 1px solid var(--border-subtle);
  padding: var(--space-xs) var(--space-md);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-lg);
  backdrop-filter: blur(10px);
}

.hero-badge-dot {
  width: 8px;
  height: 8px;
  background: var(--azeria-cyan);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.2); }
}

.hero-title {
  font-size: clamp(3rem, 8vw, 5.5rem);
  font-weight: 900;
  margin-bottom: var(--space-lg);
  line-height: 1.05;
  letter-spacing: -0.04em;
}

.hero-subtitle {
  font-size: clamp(1.1rem, 2.5vw, 1.4rem);
  color: var(--text-secondary);
  max-width: 700px;
  margin: 0 auto var(--space-xl);
  line-height: 1.7;
}

.hero-buttons {
  display: flex;
  justify-content: center;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-xl);
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  transition: var(--transition-base);
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: var(--gradient-primary);
  color: white;
  box-shadow: var(--shadow-button);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 20px 60px rgba(139, 92, 246, 0.5);
}

.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 2px solid var(--border-subtle);
}

.btn-outline:hover {
  background: var(--surface-glass-hover);
  border-color: var(--azeria-violet);
}

.hero-scroll {
  position: absolute;
  bottom: var(--space-xl);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  color: var(--text-muted);
  font-size: 0.85rem;
  animation: float 3s ease-in-out infinite;
}

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

/* ===== PRODUCTS SECTION ===== */
.section {
  padding: var(--space-3xl) var(--space-xl);
  position: relative;
  z-index: 1;
}

.section-header {
  text-align: center;
  max-width: 800px;
  margin: 0 auto var(--space-3xl);
}

.section-label {
  display: inline-block;
  background: var(--gradient-glow);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  font-weight: 600;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: var(--space-md);
}

.section-title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  margin-bottom: var(--space-md);
}

.section-desc {
  color: var(--text-secondary);
  font-size: 1.1rem;
}

/* Product Cards */
.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  max-width: 1400px;
  margin: 0 auto;
}

.product-card {
  background: var(--gradient-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  position: relative;
  overflow: hidden;
  transition: var(--transition-smooth);
  backdrop-filter: blur(20px);
}

.product-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-glow);
  opacity: 0;
  transition: var(--transition-base);
}

.product-card:hover {
  transform: translateY(-8px);
  border-color: var(--border-glow);
  box-shadow: var(--shadow-card), var(--shadow-glow);
}

.product-card:hover::before {
  opacity: 1;
}

.product-icon {
  width: 64px;
  height: 64px;
  background: var(--gradient-primary);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  margin-bottom: var(--space-lg);
  box-shadow: var(--shadow-glow);
}

.product-badge {
  position: absolute;
  top: var(--space-lg);
  right: var(--space-lg);
  background: rgba(34, 211, 238, 0.15);
  color: var(--azeria-cyan);
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
}

.product-title {
  font-size: 1.5rem;
  margin-bottom: var(--space-sm);
}

.product-desc {
  color: var(--text-secondary);
  margin-bottom: var(--space-lg);
  line-height: 1.7;
}

.product-features {
  list-style: none;
  margin-bottom: var(--space-lg);
}

.product-features li {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  color: var(--text-secondary);
  padding: var(--space-xs) 0;
  font-size: 0.95rem;
}

.product-features li::before {
  content: '✓';
  color: var(--azeria-cyan);
  font-weight: 600;
}

.product-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  color: var(--azeria-violet);
  text-decoration: none;
  font-weight: 600;
  transition: var(--transition-base);
}

.product-link:hover {
  color: var(--azeria-fuchsia);
  gap: var(--space-md);
}

/* ===== FEATURES SECTION ===== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
  max-width: 1400px;
  margin: 0 auto;
}

.feature-card {
  background: var(--surface-glass);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  text-align: center;
  transition: var(--transition-base);
}

.feature-card:hover {
  background: var(--surface-glass-hover);
  border-color: var(--azeria-violet);
  transform: translateY(-4px);
}

.feature-icon {
  width: 56px;
  height: 56px;
  background: var(--gradient-primary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-md);
  font-size: 1.5rem;
}

.feature-title {
  font-size: 1.1rem;
  margin-bottom: var(--space-sm);
}

.feature-desc {
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.6;
}

/* ===== STATS SECTION ===== */
.stats-section {
  background: var(--gradient-card);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-xl);
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
}

.stat-item {
  padding: var(--space-lg);
}

.stat-value {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 900;
  background: var(--gradient-glow);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: var(--space-xs);
}

.stat-label {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* ===== TESTIMONIALS ===== */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  max-width: 1400px;
  margin: 0 auto;
}

.testimonial-card {
  background: var(--surface-glass);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  position: relative;
}

.testimonial-card::before {
  content: '"';
  position: absolute;
  top: var(--space-md);
  left: var(--space-lg);
  font-size: 4rem;
  color: var(--azeria-violet);
  opacity: 0.3;
  font-family: Georgia, serif;
  line-height: 1;
}

.testimonial-text {
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: var(--space-lg);
  position: relative;
  z-index: 1;
  font-size: 1rem;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.testimonial-avatar {
  width: 48px;
  height: 48px;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.1rem;
}

.testimonial-info h4 {
  font-size: 1rem;
  margin-bottom: 2px;
}

.testimonial-info span {
  color: var(--text-muted);
  font-size: 0.85rem;
}

/* ===== CTA SECTION ===== */
.cta-section {
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
}

.cta-card {
  background: var(--gradient-card);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-xl);
  padding: var(--space-3xl);
  position: relative;
  overflow: hidden;
}

.cta-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 50% 0%, rgba(139, 92, 246, 0.2) 0%, transparent 60%);
  pointer-events: none;
}

.cta-title {
  font-size: clamp(2rem, 4vw, 2.8rem);
  margin-bottom: var(--space-md);
  position: relative;
  z-index: 1;
}

.cta-desc {
  color: var(--text-secondary);
  font-size: 1.1rem;
  margin-bottom: var(--space-xl);
  position: relative;
  z-index: 1;
}

.cta-buttons {
  display: flex;
  justify-content: center;
  gap: var(--space-md);
  flex-wrap: wrap;
  position: relative;
  z-index: 1;
}

/* ===== FOOTER ===== */
.footer {
  background: rgba(0, 0, 0, 0.3);
  border-top: 1px solid var(--border-subtle);
  padding: var(--space-3xl) var(--space-xl) var(--space-xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: var(--space-3xl);
  max-width: 1400px;
  margin: 0 auto;
}

.footer-brand {
  max-width: 300px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}

.footer-logo-icon {
  width: 40px;
  height: 40px;
  background: var(--gradient-primary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
}

.footer-logo-text {
  font-size: 1.3rem;
  font-weight: 800;
}

.footer-desc {
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.7;
  margin-bottom: var(--space-md);
}

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

.footer-social a {
  width: 40px;
  height: 40px;
  background: var(--surface-glass);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  text-decoration: none;
  transition: var(--transition-base);
}

.footer-social a:hover {
  background: var(--azeria-violet);
  border-color: var(--azeria-violet);
  color: white;
}

.footer-section h4 {
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: var(--space-md);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-primary);
}

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

.footer-section li {
  margin-bottom: var(--space-sm);
}

.footer-section a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  transition: var(--transition-base);
}

.footer-section a:hover {
  color: var(--azeria-violet);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--space-xl);
  margin-top: var(--space-xl);
  border-top: 1px solid var(--border-subtle);
  max-width: 1400px;
  margin-left: auto;
  margin-right: auto;
}

.footer-copyright {
  color: var(--text-muted);
  font-size: 0.85rem;
}

.footer-legal {
  display: flex;
  gap: var(--space-lg);
}

.footer-legal a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.85rem;
  transition: var(--transition-base);
}

.footer-legal a:hover {
  color: var(--text-primary);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1200px) {
  .products-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .navbar {
    padding: var(--space-md);
  }
  
  .nav-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(15, 10, 30, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    padding: var(--space-lg);
    gap: var(--space-md);
    border-bottom: 1px solid var(--border-subtle);
  }
  
  .nav-menu.active {
    display: flex;
  }
  
  .nav-toggle {
    display: block;
  }
  
  .hero {
    padding: var(--space-xl) var(--space-md);
  }
  
  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .btn {
    width: 100%;
    max-width: 300px;
  }
  
  .section {
    padding: var(--space-2xl) var(--space-md);
  }
  
  .products-grid,
  .features-grid,
  .testimonials-grid,
  .stats-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: var(--space-md);
    text-align: center;
  }
}

/* ===== ANIMATIONS ===== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-in {
  animation: fadeInUp 0.8s ease-out forwards;
}

.animate-delay-1 { animation-delay: 0.1s; }
.animate-delay-2 { animation-delay: 0.2s; }
.animate-delay-3 { animation-delay: 0.3s; }
.animate-delay-4 { animation-delay: 0.4s; }

/* Scroll reveal */
[data-reveal] {
  opacity: 0;
  transform: translateY(40px);
  transition: var(--transition-smooth);
}

[data-reveal].revealed {
  opacity: 1;
  transform: translateY(0);
}

/* ===== UTILITY CLASSES ===== */
.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.text-center { text-align: center; }
.mt-1 { margin-top: var(--space-sm); }
.mt-2 { margin-top: var(--space-md); }
.mt-3 { margin-top: var(--space-lg); }
.mb-1 { margin-bottom: var(--space-sm); }
.mb-2 { margin-bottom: var(--space-md); }
.mb-3 { margin-bottom: var(--space-lg); }

/* ===== GLOW EFFECTS ===== */
.glow-purple {
  box-shadow: 0 0 60px rgba(139, 92, 246, 0.4);
}

.glow-cyan {
  box-shadow: 0 0 60px rgba(34, 211, 238, 0.4);
}

.glow-pink {
  box-shadow: 0 0 60px rgba(217, 70, 239, 0.4);
}