:root {
  --bg: #ffffff;
  --text: #1f2933;
  --muted: #5f6b7a;
  --accent: #1f4e5f;
  --accent-dark: #163844;
  --light: #f4f7f8;
  --border: #d9e2e7;
}

* {
  box-sizing: border-box;
}

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

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

header {
  background: #ffffff;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
}

.navbar {
  max-width: 1120px;
  margin: 0 auto;
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.logo {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 0.5px;
  color: var(--accent-dark);
}

.logo span {
  display: block;
  font-size: 12px;
  font-weight: 400;
  color: var(--muted);
  letter-spacing: 1.5px;
  text-transform: uppercase;
}

nav {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

nav a {
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
}

.hero {
  background: linear-gradient(135deg, #173945 0%, #28677b 100%);
  color: #ffffff;
  padding: 88px 24px;
}

.hero-inner {
  max-width: 1120px;
  margin: 0 auto;
}

.hero h1 {
  margin: 0 0 18px;
  font-size: 48px;
  line-height: 1.1;
  max-width: 820px;
}

.hero p {
  font-size: 20px;
  max-width: 780px;
  margin: 0 0 28px;
  color: #e9f2f5;
}

.btn {
  display: inline-block;
  background: #ffffff;
  color: var(--accent-dark);
  padding: 13px 22px;
  border-radius: 4px;
  font-weight: 700;
}

.btn:hover {
  text-decoration: none;
  background: #eef5f7;
}

.section {
  padding: 64px 24px;
}

.section.light {
  background: var(--light);
}

.container {
  max-width: 1120px;
  margin: 0 auto;
}

h1, h2, h3 {
  line-height: 1.25;
  color: var(--accent-dark);
}

h1 {
  font-size: 42px;
  margin-top: 0;
}

h2 {
  font-size: 32px;
  margin: 0 0 18px;
}

h3 {
  font-size: 21px;
  margin-bottom: 8px;
}

.lead {
  font-size: 19px;
  color: var(--muted);
  max-width: 850px;
}

.grid {
  display: grid;
  gap: 24px;
}

.grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

.grid-2 {
  grid-template-columns: repeat(2, 1fr);
}

.card {
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 24px;
}

.card h3 {
  margin-top: 0;
}

ul {
  padding-left: 20px;
}

.check-list {
  list-style: none;
  padding-left: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px 24px;
}

.check-list li::before {
  content: "✓";
  color: var(--accent);
  font-weight: bold;
  margin-right: 8px;
}

.page-title {
  background: var(--light);
  padding: 56px 24px;
  border-bottom: 1px solid var(--border);
}

.page-title .container {
  max-width: 1120px;
}

.page-title h1 {
  margin-bottom: 10px;
}

.contact-box {
  background: var(--accent-dark);
  color: #ffffff;
  border-radius: 8px;
  padding: 32px;
}

.contact-box h2,
.contact-box h3 {
  color: #ffffff;
}

.contact-box a {
  color: #ffffff;
  font-weight: 700;
  text-decoration: underline;
}

footer {
  background: #102a33;
  color: #dbe7eb;
  padding: 32px 24px;
}

.footer-inner {
  max-width: 1120px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}

.footer-inner a {
  color: #ffffff;
}

@media (max-width: 800px) {
  .navbar {
    align-items: flex-start;
    flex-direction: column;
  }

  nav {
    justify-content: flex-start;
  }

  .hero h1 {
    font-size: 36px;
  }

  .grid-3,
  .grid-2,
  .check-list {
    grid-template-columns: 1fr;
  }
}