:root {
  --brand-dark: #0b1220;
  --brand-accent: #4ec9fa;
  --brand-purple: #7c3aed;
  --brand-gradient: linear-gradient(135deg, #4ec9fa 0%, #7c3aed 100%);
  --surface: #ffffff;
  --surface-muted: #f8fafc;
  --text-primary: #0f172a;
  --text-muted: #64748b;
  --radius-lg: 1.25rem;
  --shadow-soft: 0 20px 50px rgba(15, 23, 42, 0.08);
}

body {
  color: var(--text-primary);
  background: #fff;
}

.site-navbar {
  background: rgba(11, 18, 32, 0.92) !important;
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,.08);
  box-shadow: 0 10px 40px rgba(0,0,0,.15);
}

.site-navbar .nav-link {
  font-weight: 500;
  letter-spacing: .01em;
}

.site-navbar .nav-link:hover,
.site-navbar .nav-link.active {
  color: var(--brand-accent) !important;
}

.hero-section {
  position: relative;
  overflow: hidden;
  min-height: 72vh;
  display: flex;
  align-items: center;
}

.hero-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(255,255,255,.94) 0%, rgba(255,255,255,.78) 45%, rgba(255,255,255,.25) 100%);
  z-index: 1;
}

.hero-section .container {
  position: relative;
  z-index: 2;
}

.hero-section .heading {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -.03em;
}

.pillars-section,
.services-section,
.about-section {
  padding: 5rem 0;
}

.pillar-item {
  background: var(--surface);
  border: 1px solid #e2e8f0;
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  box-shadow: var(--shadow-soft);
  font-weight: 600;
}

.service-item,
.admin-card,
.cta-box {
  border-radius: var(--radius-lg);
}

.service-item {
  background: #fff;
  border: 1px solid #e2e8f0;
  padding: 1.5rem;
  height: 100%;
  transition: transform .25s ease, box-shadow .25s ease;
}

.service-item:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-soft);
}

.btn-dark,
.cta-contact {
  background: var(--brand-dark);
  border: 0;
  border-radius: 999px;
  padding: .75rem 1.5rem;
  font-weight: 600;
}

.btn-dark:hover,
.cta-contact:hover {
  background: #111827;
}

.btn-explore,
.btn-outline-primary {
  border-radius: 999px;
}

.footer-section {
  background: linear-gradient(180deg, #0b1220 0%, #111827 100%) !important;
}

.cta-over-footer .cta-box {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
}

.dropdown-menu.dropdown-mega {
  border-radius: 1rem;
  border: 1px solid rgba(255,255,255,.08);
}

.heading-lg {
  font-weight: 700;
  letter-spacing: -.02em;
}

.stats-card {
  border-radius: var(--radius-lg);
  border: 1px solid #e2e8f0;
  box-shadow: var(--shadow-soft);
}

@media (max-width: 991px) {
  .hero-section { min-height: auto; padding-top: 2rem; padding-bottom: 2rem; }
}