:root {
  color-scheme: light;
  --ink: #17283b;
  --muted: #506477;
  --line: #d7e1e8;
  --paper: #ffffff;
  --wash: #f3f7fa;
  --accent: #0d6f8c;
  --accent-dark: #084c62;
  --max: 58rem;
}

* { box-sizing: border-box; }

html { background: var(--wash); }

body {
  margin: 0;
  min-width: 0;
  overflow-x: hidden;
  color: var(--ink);
  background: var(--wash);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
}

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

a:focus-visible {
  outline: 3px solid #f4b942;
  outline-offset: 3px;
}

.site-header {
  padding: max(1rem, env(safe-area-inset-top)) max(1rem, env(safe-area-inset-right)) 1rem max(1rem, env(safe-area-inset-left));
  background: var(--paper);
  border-bottom: 1px solid var(--line);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  width: min(100%, var(--max));
  margin: 0 auto;
}

.brand {
  color: var(--ink);
  font-weight: 750;
  text-decoration: none;
  letter-spacing: .01em;
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: .25rem;
}

.nav-links a,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: .55rem .8rem;
  border-radius: .55rem;
}

.nav-links a { text-decoration: none; }

.nav-links a:hover,
.nav-links a[aria-current="page"] { background: #e8f2f6; }

main {
  width: min(calc(100% - 2rem), var(--max));
  margin: 0 auto;
  padding: 4.5rem 0 5rem;
}

.hero {
  max-width: 44rem;
  padding: clamp(1.25rem, 4vw, 3rem);
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 1.25rem;
  box-shadow: 0 1rem 2.5rem rgb(23 40 59 / 8%);
}

.eyebrow {
  margin: 0 0 .6rem;
  color: var(--accent);
  font-size: .78rem;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
}

h1, h2 { line-height: 1.15; }

h1 {
  max-width: 12ch;
  margin: 0 0 1.25rem;
  font-size: clamp(2.35rem, 7vw, 4.6rem);
  letter-spacing: -.045em;
}

h2 { margin-top: 2.25rem; font-size: 1.35rem; }

p { max-width: 68ch; }

.lead { color: var(--muted); font-size: clamp(1.05rem, 2vw, 1.25rem); }

.actions { display: flex; flex-wrap: wrap; gap: .6rem; margin-top: 1.75rem; }

.button {
  color: #fff;
  background: var(--accent-dark);
  font-weight: 700;
  text-decoration: none;
}

.button.secondary { color: var(--accent-dark); background: #e8f2f6; }

.content {
  padding: clamp(1.25rem, 4vw, 3rem);
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 1.25rem;
}

.content h1 { max-width: none; font-size: clamp(2rem, 5vw, 3.5rem); }

.content ul { padding-left: 1.35rem; }

.content li + li { margin-top: .75rem; }

.note {
  margin-top: 2rem;
  padding: 1rem 1.1rem;
  border-left: 4px solid var(--accent);
  background: #eef6f8;
}

footer {
  width: min(calc(100% - 2rem), var(--max));
  margin: 0 auto;
  padding: 0 0 max(2rem, env(safe-area-inset-bottom));
  color: var(--muted);
  font-size: .92rem;
}

@media (max-width: 500px) {
  .site-header { padding-top: max(.5rem, env(safe-area-inset-top)); }
  .nav { align-items: flex-start; flex-direction: column; gap: .35rem; }
  .nav-links { justify-content: flex-start; margin-left: -.8rem; }
  main { width: min(calc(100% - 1rem), var(--max)); padding-top: 1.5rem; }
  footer { width: min(calc(100% - 1rem), var(--max)); }
  .hero, .content { border-radius: .9rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; }
}