:root {
  color-scheme: light;
  --ink: #10243e;
  --muted: #52657c;
  --brand: #0b6e99;
  --brand-dark: #075574;
  --wash: #eef7fb;
  --line: #d8e4eb;
  --surface: #ffffff;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--ink);
  background: var(--surface);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.65;
}

a { color: var(--brand-dark); }
a:hover { color: var(--brand); }

.site-header {
  width: min(1120px, calc(100% - 40px));
  min-height: 72px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand { color: var(--ink); font-size: 1.13rem; font-weight: 800; letter-spacing: -.02em; text-decoration: none; }
.brand span { color: var(--brand); }
nav { display: flex; gap: 22px; font-size: .92rem; font-weight: 650; }
nav a { text-decoration: none; }

.hero {
  padding: 86px max(20px, calc((100% - 900px) / 2)) 78px;
  background: linear-gradient(120deg, #e9f7fc 0%, #f8fcfe 52%, #edf4fb 100%);
  border-block: 1px solid var(--line);
}

.eyebrow { margin: 0 0 10px; color: var(--brand-dark); font-size: .78rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
h1, h2, h3 { color: var(--ink); line-height: 1.2; }
h1 { max-width: 700px; margin: 0; font-size: clamp(2.35rem, 6vw, 4.3rem); letter-spacing: -.055em; }
h2 { margin: 0 0 20px; font-size: clamp(1.65rem, 3vw, 2.25rem); letter-spacing: -.035em; }
h3 { margin: 34px 0 8px; font-size: 1.08rem; }
.lead { max-width: 650px; margin: 18px 0 0; color: var(--muted); font-size: 1.16rem; }

.content { width: min(900px, calc(100% - 40px)); margin: 0 auto; padding: 64px 0; }
.content p { max-width: 780px; }
.content ul { max-width: 760px; padding-left: 24px; }
.content li + li { margin-top: 8px; }
.updated { margin: 0 0 28px; color: var(--muted); font-size: .92rem; }
.shaded { width: 100%; padding-inline: max(20px, calc((100% - 900px) / 2)); background: var(--wash); border-block: 1px solid var(--line); }
.support { padding-bottom: 80px; }
.button { display: inline-block; margin-top: 6px; padding: 12px 18px; border-radius: 8px; color: #fff; background: var(--brand); font-weight: 750; text-decoration: none; }
.button:hover { color: #fff; background: var(--brand-dark); }
.contact-note { color: var(--muted); font-size: .93rem; }

footer { display: flex; justify-content: space-between; gap: 16px; padding: 28px max(20px, calc((100% - 1120px) / 2)); color: var(--muted); border-top: 1px solid var(--line); font-size: .9rem; }

@media (max-width: 560px) {
  .site-header { min-height: 64px; }
  nav { gap: 14px; font-size: .84rem; }
  .hero { padding-top: 62px; padding-bottom: 56px; }
  .content { padding-block: 48px; }
  footer { display: block; }
  footer a { display: block; margin-top: 6px; }
}