:root {
  --bg: #f6f8fa;
  --surface: #ffffff;
  --text: #1f2933;
  --muted: #5b6773;
  --line: #d8e0e7;
  --primary-dark: #0b5651;
  --amber: #bd6b1f;
  --shadow: 0 16px 40px rgba(31, 41, 51, 0.08);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 1rem;
  line-height: 1.6;
  letter-spacing: 0;
}

img {
  display: block;
  max-width: 100%;
}

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

main a:focus-visible,
.skip-link:focus-visible {
  outline: 3px solid rgba(15, 118, 110, 0.28);
  outline-offset: 3px;
}

/* Above the sticky portal header (z-index 20). */
.skip-link {
  position: absolute;
  left: 1rem;
  top: 1rem;
  z-index: 30;
  transform: translateY(-150%);
  padding: 0.7rem 1rem;
  border-radius: 8px;
  background: var(--text);
  color: #fff;
}

.skip-link:focus {
  transform: translateY(0);
}

.wrap {
  width: min(1120px, calc(100% - 2rem));
  margin-inline: auto;
}

.home-hero {
  padding: 4.5rem 0 3rem;
  background:
    linear-gradient(180deg, #ffffff 0%, #f6f8fa 100%);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(320px, 1.05fr);
  align-items: center;
  gap: 2.5rem;
}

.hero-copy h1 {
  margin: 0;
  max-width: 12ch;
  font-size: 3.2rem;
  line-height: 1.08;
}

.hero-copy p {
  max-width: 62ch;
}

.lead {
  color: var(--primary-dark);
  font-size: 1.35rem;
  font-weight: 700;
}

.eyebrow {
  margin: 0 0 0.65rem;
  color: var(--amber);
  font-size: 0.9rem;
  font-weight: 800;
  text-transform: uppercase;
}

.hero-media {
  margin: 0;
}

.hero-media img {
  border-radius: 8px;
  box-shadow: var(--shadow);
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.block-overview {
  padding: 4rem 0;
}

.section-heading {
  margin-bottom: 1.5rem;
}

.section-heading h2 {
  margin: 0;
  font-size: 2.05rem;
  line-height: 1.2;
}

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

.block-card {
  min-height: 13rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  border: 1px solid rgba(15, 118, 110, 0.38);
  border-radius: 8px;
  padding: 1.15rem;
  background: var(--surface);
  box-shadow: 0 8px 24px rgba(31, 41, 51, 0.04);
  text-decoration: none;
  color: var(--text);
}

.block-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.block-title {
  color: inherit;
  text-decoration: none;
  font-size: 1.15rem;
  font-weight: 800;
  line-height: 1.25;
}

.block-text {
  color: var(--muted);
}

.block-link {
  margin-top: auto;
  color: var(--primary-dark);
  font-weight: 800;
  text-decoration: none;
}

.block-title:hover,
.block-link:hover {
  text-decoration: underline;
}

.block-empty {
  margin: 0;
  color: var(--muted);
}

.site-footer {
  padding: 2rem 0;
  color: var(--muted);
  border-top: 1px solid var(--line);
  background: #fff;
}

.site-footer p {
  margin: 0;
}

@media (max-width: 980px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }

  .block-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .wrap {
    width: min(100% - 1rem, 1120px);
  }

  .home-hero {
    padding: 2.4rem 0 2rem;
  }

  .hero-copy h1 {
    font-size: 2.45rem;
  }

  .block-grid {
    grid-template-columns: 1fr;
  }
}