:root {
  --ocean: #176b70;
  --ocean-dark: #124e52;
  --sand: #f7f4ed;
  --white: #ffffff;
  --text: #263b3c;
  --muted: #526766;
  --accent: #e5b978;
  --border: #dce5df;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--sand);
  color: var(--text);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 18px;
  line-height: 1.75;
}

a {
  color: var(--ocean-dark);
}

a:focus-visible,
button:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 4px;
}

img {
  max-width: 100%;
  height: auto;
}

.container {
  width: min(1100px, 90%);
  margin-inline: auto;
}

.site-header {
  background: var(--white);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  min-height: 92px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  padding-block: 16px;
}

.brand {
  text-decoration: none;
  color: var(--ocean-dark);
  font-size: 1.35rem;
  font-weight: 700;
  line-height: 1.3;
}

.brand small {
  display: block;
  font-size: 0.78rem;
  color: var(--muted);
  font-weight: 400;
  margin-top: 5px;
}

.navigation {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
}

.navigation a {
  text-decoration: none;
  font-size: 1rem;
  font-weight: 600;
  padding-block: 8px;
}

.navigation a:hover,
.navigation a[aria-current="page"] {
  color: var(--ocean);
  text-decoration: underline;
  text-underline-offset: 6px;
}

.hero {
  background:
    linear-gradient(110deg, rgba(13, 55, 55, 0.88),
    rgba(23, 107, 112, 0.68)),
    url("https://images.unsplash.com/photo-1510414842594-a61c69b5ae57?auto=format&fit=crop&w=1800&q=85")
    center 52% / cover;
  color: var(--white);
  padding: 100px 0;
}

.hero-content {
  max-width: 760px;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 2px;
  font-size: 0.85rem;
  font-weight: 700;
}

.hero h1 {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  line-height: 1.12;
  margin: 18px 0;
}

.hero p {
  font-size: 1.2rem;
  max-width: 650px;
}

.button {
  display: inline-block;
  background: var(--accent);
  color: #263b3c;
  padding: 13px 24px;
  border-radius: 5px;
  text-decoration: none;
  font-weight: 700;
  margin-top: 16px;
}

.button:hover {
  background: #f1ca91;
}

.page-banner {
  background: var(--ocean-dark);
  color: var(--white);
  padding: 48px 0;
}

.page-banner h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.2;
  margin: 0 0 12px;
}

.page-banner p {
  margin-bottom: 0;
  max-width: 720px;
}

.section {
  padding: 64px 0;
}

.section h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  line-height: 1.3;
  color: var(--ocean-dark);
}

.section h3 {
  line-height: 1.35;
  color: var(--ocean-dark);
}

.intro {
  max-width: 760px;
  margin-bottom: 36px;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.card {
  background: var(--white);
  padding: 28px;
  border: 1px solid var(--border);
  border-radius: 10px;
}

.card h3 {
  margin-top: 0;
  font-size: 1.3rem;
}

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.split img {
  display: block;
  width: 100%;
  min-height: 300px;
  max-height: 440px;
  object-fit: cover;
  border-radius: 10px;
}

.soft-section {
  background: #e9f1eb;
}

.callout {
  background: var(--white);
  padding: 32px;
  border-left: 5px solid var(--accent);
  border-radius: 6px;
}

.content {
  max-width: 800px;
  padding: 48px 0 72px;
}

.content h2 {
  margin-top: 36px;
  color: var(--ocean-dark);
  line-height: 1.35;
}

.contact-details {
  display: grid;
  gap: 16px;
}

.contact-details p {
  margin: 0;
}

.site-footer {
  background: #143f42;
  color: var(--white);
  padding: 36px 0;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 24px;
  flex-wrap: wrap;
}

.site-footer p {
  margin: 0 0 8px;
}

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

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 22px;
}

@media (max-width: 760px) {
  .header-inner {
    align-items: flex-start;
    flex-direction: column;
  }

  .navigation {
    gap: 8px 18px;
  }

  .hero {
    padding: 72px 0;
  }

  .cards,
  .split {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 44px 0;
  }

  .split {
    gap: 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}