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

:root {
  --bg-primary: #0a0a0f;
  --bg-secondary: #12121a;
  --bg-card: #1a1a26;
  --bg-card-hover: #22223a;
  --text-primary: #f0f0f5;
  --text-secondary: #9090a5;
  --text-muted: #606078;
  --accent: #00d4aa;
  --accent-dim: rgba(0, 212, 170, 0.1);
  --accent-glow: rgba(0, 212, 170, 0.25);
  --border: #2a2a3a;
  --gradient-1: #00d4aa;
  --gradient-2: #00a3ff;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(10, 10, 15, 0.8);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
}

.logo {
  font-size: 28px;
  font-weight: 900;
  color: var(--text-primary);
  text-decoration: none;
  letter-spacing: -1px;
}

.logo-accent {
  color: var(--accent);
}

.logo-sub {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  letter-spacing: normal;
  margin-left: 4px;
}

.nav {
  display: flex;
  gap: 32px;
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 15px;
  font-weight: 500;
  transition: color 0.2s;
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width 0.2s;
}

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

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

/* Hero */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  padding: 120px 0 80px;
  overflow: hidden;
}

.hero-bg-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(0, 212, 170, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

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

.hero-badge {
  display: inline-block;
  padding: 8px 20px;
  background: var(--accent-dim);
  color: var(--accent);
  border: 1px solid rgba(0, 212, 170, 0.2);
  border-radius: 100px;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 24px;
  letter-spacing: 0.5px;
}

.hero-title {
  font-size: 64px;
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -2px;
  margin-bottom: 24px;
}

.text-gradient {
  background: linear-gradient(135deg, var(--gradient-1), var(--gradient-2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  max-width: 640px;
  margin: 0 auto 40px;
  font-size: 18px;
  color: var(--text-secondary);
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  margin-bottom: 64px;
}

.btn {
  display: inline-flex;
  align-items: center;
  padding: 14px 32px;
  border-radius: 12px;
  font-size: 16px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.2s;
  cursor: pointer;
}

.btn-primary {
  background: var(--accent);
  color: #0a0a0f;
  box-shadow: 0 0 40px rgba(0, 212, 170, 0.3);
}

.btn-primary:hover {
  background: #00e6b8;
  transform: translateY(-2px);
  box-shadow: 0 0 60px rgba(0, 212, 170, 0.5);
}

.btn-secondary {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  border-color: var(--text-secondary);
  transform: translateY(-2px);
}

/* Stats */
.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 48px;
}

.stat-item {
  text-align: center;
}

.stat-number {
  font-size: 36px;
  font-weight: 800;
  color: var(--text-primary);
}

.stat-plus {
  font-size: 36px;
  font-weight: 800;
  color: var(--accent);
  margin-left: 2px;
}

.stat-label {
  display: block;
  font-size: 14px;
  color: var(--text-muted);
  margin-top: 4px;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
}

/* Sections shared */
.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-tag {
  display: inline-block;
  padding: 6px 16px;
  background: var(--accent-dim);
  color: var(--accent);
  border: 1px solid rgba(0, 212, 170, 0.2);
  border-radius: 100px;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 16px;
  letter-spacing: 0.5px;
}

.section-title {
  font-size: 40px;
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -1px;
  margin-bottom: 16px;
}

.section-desc {
  max-width: 540px;
  margin: 0 auto;
  font-size: 17px;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* Services */
.services {
  padding: 100px 0;
  position: relative;
}

.services::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px;
  transition: all 0.3s;
}

.service-card:hover {
  background: var(--bg-card-hover);
  border-color: rgba(0, 212, 170, 0.2);
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.service-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-dim);
  border-radius: 12px;
  color: var(--accent);
  margin-bottom: 20px;
  transition: all 0.3s;
}

.service-card:hover .service-icon {
  background: rgba(0, 212, 170, 0.2);
  box-shadow: 0 0 30px rgba(0, 212, 170, 0.15);
}

.service-title {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 12px;
  letter-spacing: -0.3px;
}

.service-desc {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* Footer */
.footer {
  border-top: 1px solid var(--border);
  padding: 32px 0;
}

.footer-content {
  display: flex;
  justify-content: center;
}

.footer-copy {
  font-size: 14px;
  color: var(--text-muted);
}

/* Responsive */
@media (max-width: 768px) {
  .hero-title {
    font-size: 36px;
    letter-spacing: -1px;
  }

  .hero-subtitle {
    font-size: 16px;
  }

  .hero-actions {
    flex-direction: column;
    align-items: center;
  }

  .hero-stats {
    flex-direction: column;
    gap: 24px;
  }

  .stat-divider {
    width: 40px;
    height: 1px;
  }

  .section-title {
    font-size: 28px;
  }

  .services-grid {
    grid-template-columns: 1fr;
  }

  .nav {
    gap: 16px;
  }

  .nav-link {
    font-size: 14px;
  }
}

@media (min-width: 769px) and (max-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .hero-title {
    font-size: 48px;
  }
}