:root {
  color-scheme: light;
  --bg: #f6fbff;
  --surface: #ffffff;
  --text: #142334;
  --muted: #5f7286;
  --line: #dfe9f2;
  --accent: #13a99b;
  --accent-strong: #0b7f76;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at top right, rgba(19, 169, 155, 0.18), transparent 32rem),
    linear-gradient(180deg, #f6fbff 0%, #eef7fb 100%);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
}

a {
  color: var(--accent-strong);
  font-weight: 700;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.shell {
  width: min(920px, calc(100% - 32px));
  margin: 0 auto;
  padding: 32px 0 56px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 0 28px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 900;
  letter-spacing: 0;
}

.mark {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  box-shadow: 0 10px 24px rgba(20, 35, 52, 0.12);
  object-fit: cover;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  color: var(--muted);
  font-size: 14px;
}

.hero {
  padding: 56px 0 28px;
}

.eyebrow {
  color: var(--accent-strong);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1 {
  max-width: 760px;
  margin: 12px 0 16px;
  font-size: clamp(38px, 7vw, 72px);
  line-height: 1;
  letter-spacing: 0;
}

.lead {
  max-width: 680px;
  margin: 0;
  color: var(--muted);
  font-size: 19px;
}

.card {
  margin-top: 22px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.86);
  box-shadow: 0 18px 48px rgba(20, 35, 52, 0.08);
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 28px;
}

.tile {
  min-height: 154px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

.tile h2,
.card h2 {
  margin: 0 0 10px;
  font-size: 22px;
  letter-spacing: 0;
}

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

.card h3 {
  margin: 28px 0 8px;
  font-size: 18px;
}

.card ul {
  padding-left: 22px;
}

.meta {
  color: var(--muted);
  font-size: 14px;
}

.footer {
  margin-top: 36px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 14px;
}

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

  .hero {
    padding-top: 32px;
  }

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

  .card {
    padding: 22px;
  }
}