* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Segoe UI", Arial, sans-serif;
  color: #1f2933;
  line-height: 1.6;
}

/* Layout container */
.container {
  width: 90%;
  max-width: 1100px;
  margin: auto;
}

/* Navbar */
.navbar {
  background: white;
  border-bottom: 1px solid #e5e7eb;
  position: sticky;
  top: 0;
  z-index: 1000;
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 0;
}

.logo {
  font-weight: 600;
  font-size: 1.1rem;
  color: #0f3057;
}

.nav-links a {
  margin-left: 25px;
  text-decoration: none;
  color: #374151;
  font-weight: 500;
}

.nav-links a:hover {
  color: #0f3057;
}

/* Hero Section */
.hero {
  height: 75vh;
  background: url('hero.jpg') center/cover no-repeat;
  position: relative;
}

.hero-overlay {
  background: rgba(15, 48, 87, 0.75);
  height: 100%;
  display: flex;
  align-items: center;
}

.hero-content {
  color: white;
  max-width: 750px;
}

.hero h1 {
  font-size: 2.5rem;
  margin-bottom: 20px;
  font-weight: 600;
}

.hero p {
  font-size: 1.2rem;
  opacity: 0.95;
}

/* Sections */
.section {
  padding: 80px 0;
}

.section.light {
  background: #f8fafc;
}

.section h2 {
  margin-bottom: 20px;
  font-size: 1.8rem;
  color: #0f3057;
}

/* Footer */
footer {
  background: #0f3057;
  color: white;
  text-align: center;
  padding: 30px 0;
}

/* Logo link */
.logo-link {
  text-decoration: none;
  color: #0f3057;
}

/* Active nav link */
.nav-links a.active {
  color: #0f3057;
  border-bottom: 2px solid #0f3057;
  padding-bottom: 6px;
}

/* Page header (non-home pages) */
.page-hero {
  background: #f8fafc;
  border-bottom: 1px solid #e5e7eb;
  padding: 60px 0;
}

.page-hero h1 {
  margin: 0 0 10px 0;
  color: #0f3057;
  font-size: 2.1rem;
}

.page-hero p {
  margin: 0;
  max-width: 800px;
  color: #374151;
}

/* Lists */
.bullets {
  padding-left: 18px;
  margin-top: 10px;
  margin-bottom: 30px;
}

.bullets li {
  margin: 8px 0;
}

/* Cards + grid */
.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  margin-top: 24px;
}

.card {
  background: white;
  border: 1px solid #e5e7eb;
  border-radius: 12px;
  padding: 22px;
}

.card h3 {
  margin-top: 0;
  color: #0f3057;
}

/* Callout */
.callout {
  margin-top: 28px;
  background: #eef6ff;
  border: 1px solid #dbeafe;
  border-radius: 12px;
  padding: 18px 20px;
}

/* Responsive */
@media (max-width: 900px) {
  .grid {
    grid-template-columns: 1fr;
  }
  .hero {
    height: 60vh;
  }
  .hero h1 {
    font-size: 2rem;
  }
}

/* CTA Button */
.cta-container {
  margin-top: 30px;
}

.cta-button {
  display: inline-block;
  padding: 14px 26px;
  background: #0f3057;
  color: white;
  text-decoration: none;
  font-weight: 600;
  border-radius: 6px;
  transition: background 0.3s ease;
}

.cta-button:hover {
  background: #00587a;
}