:root {
  --primary: #003366;        /* Dark blue */
  --primary-light: #66ccff;  /* Light blue */
  --bg: #ffffff;
  --bg-alt: #f5f7fa;
  --text: #0a1a2a;
  --muted: #5f6b7a;
  --radius: 10px;
  --shadow: 0 4px 18px rgba(0, 0, 0, 0.08);
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

/* Layout */

.container {
  width: 100%;
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Header */

.site-header {
  background: var(--primary);
  color: white;
  padding: 0.6rem 0;
  box-shadow: var(--shadow);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo-img {
  height: 48px;
  width: auto;
}

.nav {
  display: flex;
  gap: 1.2rem;
}

.nav a {
  color: white;
  text-decoration: none;
  font-weight: 500;
}

.nav a:hover {
  text-decoration: underline;
}

/* Hero */

.hero {
  padding: 4rem 0 3rem;
  background: var(--bg-alt);
}

.hero h1 {
  font-size: 2.4rem;
  margin-bottom: 1rem;
}

.hero p {
  max-width: 36rem;
  color: var(--muted);
}

.btn-primary {
  display: inline-block;
  padding: 0.7rem 1.4rem;
  background: var(--primary);
  color: white;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 600;
  margin-top: 1rem;
}

.btn-primary:hover {
  background: var(--primary-light);
  color: var(--primary);
}

/* Sections */

.section {
  padding: 3rem 0;
}

.section-alt {
  background: var(--bg-alt);
}

.section h2 {
  font-size: 1.8rem;
  margin-bottom: 1.5rem;
}

/* Cards */

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.card {
  background: white;
  border-radius: var(--radius);
  padding: 1.3rem;
  box-shadow: var(--shadow);
}

.card h3 {
  margin-top: 0;
  margin-bottom: 0.7rem;
}

.card p,
.card li {
  color: var(--muted);
}

.card ul {
  padding-left: 1.1rem;
}

/* Contact */

.contact-email a {
  color: var(--primary);
  text-decoration: none;
  font-weight: 600;
}

.contact-email a:hover {
  text-decoration: underline;
}

.small {
  font-size: 0.85rem;
  color: var(--muted);
}

/* Footer */

.site-footer {
  background: var(--primary);
  color: white;
  padding: 1.2rem 0;
  margin-top: 2rem;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  font-size: 0.85rem;
}