:root {
  --primary-navy: #082f49;
  --primary-blue: #1d4ed8;
  --secondary-gray: #4b5563;
  --accent-gold: #fbbf24;
  --light-gray: #f1f5f9;
  --white: #ffffff;
  --dark-text: #020617;
  --muted-text: #6b7280;
  --success-green: #16a34a;
  --warning-orange: #ea580c;
  --border-color: #e5e7eb;
  --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  --transition: all 0.3s ease;
  --border-radius: 8px;
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

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

body {
  font-family: var(--font-primary);
  line-height: 1.6;
  color: var(--dark-text);
  background-color: var(--white);
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
  color: var(--primary-navy);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

p {
  margin-bottom: 1rem;
  color: var(--muted-text);
}

.navbar {
  background: rgba(8, 47, 73, 0.96) !important;
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow);
  padding: 0.75rem 0;
  transition: var(--transition);
}

.navbar-brand {
  font-weight: 700;
  font-size: 1.5rem;
  color: var(--white) !important;
  letter-spacing: 0.03em;
}

.navbar-nav .nav-link {
  color: rgba(241, 245, 249, 0.9) !important;
  font-weight: 500;
  padding: 0.5rem 1rem !important;
  transition: var(--transition);
  position: relative;
}

.navbar-nav .nav-link:hover {
  color: var(--accent-gold) !important;
}

.navbar-nav .nav-link.active,
.navbar-nav .nav-link[aria-current="page"] {
  color: var(--accent-gold) !important;
}

.navbar-nav .nav-link.active::after,
.navbar-nav .nav-link[aria-current="page"]::after {
  content: "";
  position: absolute;
  left: 1rem;
  right: 1rem;
  bottom: 0.3rem;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--accent-gold), var(--primary-blue));
}

.navbar-scrolled {
  background: rgba(15, 23, 42, 0.98) !important;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.35);
}

.hero-section {
  background:
    radial-gradient(circle at top left, rgba(59, 130, 246, 0.35), transparent 55%),
    radial-gradient(circle at bottom right, rgba(248, 250, 252, 0.12), transparent 50%),
    linear-gradient(135deg, #020617 0%, #0f172a 55%, #0b1120 100%);
  color: var(--white);
  padding: 7rem 0 6rem;
  min-height: 70vh;
  display: flex;
  align-items: center;
}

.hero-content h1 {
  color: var(--white);
  font-size: 3rem;
  margin-bottom: 1.5rem;
}

.hero-content p {
  color: rgba(255, 255, 255, 0.9);
  font-size: 1.25rem;
  margin-bottom: 2rem;
}

.hero-metrics {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.hero-metric {
  min-width: 140px;
  padding: 0.75rem 1.25rem;
  border-radius: var(--border-radius);
  background: rgba(15, 23, 42, 0.7);
  border: 1px solid rgba(148, 163, 184, 0.4);
}

.hero-metric h3 {
  color: var(--accent-gold);
  margin-bottom: 0.25rem;
}

.hero-metric p {
  margin-bottom: 0;
  font-size: 0.9rem;
  color: rgba(226, 232, 240, 0.9);
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-gold), var(--primary-blue));
  border-color: transparent;
  padding: 0.75rem 2rem;
  font-weight: 600;
  border-radius: var(--border-radius);
  transition: var(--transition);
  box-shadow: 0 10px 25px rgba(15, 23, 42, 0.35);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--primary-blue), var(--primary-navy));
  border-color: transparent;
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-outline-primary {
  color: var(--primary-blue);
  border-color: rgba(148, 163, 184, 0.7);
  padding: 0.75rem 2rem;
  font-weight: 600;
  border-radius: var(--border-radius);
  transition: var(--transition);
  background-color: transparent;
}

.btn-outline-primary:hover {
  background-color: rgba(15, 23, 42, 0.96);
  border-color: var(--primary-blue);
  transform: translateY(-2px);
  color: var(--white);
}

.card {
  border: none;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
  transition: var(--transition);
  height: 100%;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.card-header {
  background-color: var(--light-gray);
  border-bottom: 1px solid var(--border-color);
  font-weight: 600;
}

.service-card {
  text-align: center;
  padding: 2rem;
}

.service-icon {
  width: 80px;
  height: 80px;
  background-color: var(--primary-blue);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  color: var(--white);
  font-size: 2rem;
}

.data-card {
  border-radius: var(--border-radius);
  border: 1px solid rgba(148, 163, 184, 0.5);
  background: linear-gradient(145deg, #f9fafb, #e5e7eb);
}

.data-card h3 {
  color: var(--primary-navy);
}

.data-tag {
  display: inline-flex;
  align-items: center;
  padding: 0.15rem 0.6rem;
  border-radius: 999px;
  background-color: rgba(37, 99, 235, 0.1);
  color: var(--primary-blue);
  font-size: 0.75rem;
  font-weight: 600;
}

.trend-up {
  color: var(--success-green);
}

.trend-down {
  color: var(--warning-orange);
}

.form-control {
  border: 2px solid var(--border-color);
  border-radius: var(--border-radius);
  padding: 0.75rem;
  transition: var(--transition);
}

.form-control:focus {
  border-color: var(--primary-blue);
  box-shadow: 0 0 0 0.2rem rgba(59, 130, 246, 0.25);
}

.form-label {
  font-weight: 600;
  color: var(--dark-text);
  margin-bottom: 0.5rem;
}

.footer {
  background: radial-gradient(circle at top left, rgba(30, 64, 175, 0.35), transparent 55%), #020617;
  color: var(--white);
  padding: 3rem 0 1rem;
}

.footer h5 {
  color: var(--white);
  margin-bottom: 1rem;
}

.footer a {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  transition: var(--transition);
}

.footer a:hover {
  color: var(--white);
}

.footer .social-links a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.6);
  color: rgba(226, 232, 240, 0.9);
}

.footer .social-links a:hover {
  background-color: rgba(15, 23, 42, 0.9);
  color: var(--accent-gold);
}

.section-padding {
  padding: 5rem 0;
}

.text-primary-custom {
  color: var(--primary-blue) !important;
}

.bg-light-custom {
  background-color: var(--light-gray) !important;
}

@media (max-width: 768px) {
  .hero-content h1 {
    font-size: 2rem;
  }
  
  .hero-content p {
    font-size: 1rem;
  }
  
  h1 { font-size: 2rem; }
  h2 { font-size: 1.5rem; }
  h3 { font-size: 1.25rem; }
}

/* Focus Styles for Accessibility */
.btn:focus,
.form-control:focus,
.nav-link:focus {
  outline: 2px solid var(--primary-blue);
  outline-offset: 2px;
}

/* Loading Animation */
.loading {
  opacity: 0;
  animation: fadeIn 0.5s ease-in-out forwards;
}

@keyframes fadeIn {
  to {
    opacity: 1;
  }
}

/* Smooth Scrolling */
html {
  scroll-behavior: smooth;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--light-gray);
}

::-webkit-scrollbar-thumb {
  background: var(--primary-blue);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--primary-navy);
}