:root {
  color-scheme: light;
  --background: #f4f7fa;
  --surface: #ffffff;
  --ink: #122230;
  --muted: #647786;
  --line: #dce5eb;
  --blue: #168bc2;
  --blue-dark: #0a668f;
  --blue-soft: #e8f5fb;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--background);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
.site-frame { min-height: 100vh; }
.shell { width: min(1120px, calc(100% - 40px)); margin-inline: auto; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid rgba(188, 205, 216, .68);
  background: rgba(244, 247, 250, .94);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}
.header-inner {
  display: flex;
  min-height: 76px;
  align-items: center;
  justify-content: space-between;
}
.brand { display: inline-flex; align-items: center; gap: 12px; }
.brand img { width: 52px; height: 35px; object-fit: contain; }
.brand span { display: grid; gap: 1px; }
.brand strong { font-size: 15px; letter-spacing: .02em; }
.brand small { color: var(--muted); font-size: 12px; }
.main-nav { display: flex; align-items: center; gap: 28px; color: var(--muted); font-size: 14px; font-weight: 650; }
.main-nav a[aria-current="page"] { color: var(--blue-dark); }
.main-nav a:hover, .footer a:hover, .policy-aside a:hover { color: var(--blue-dark); }
.hero { padding-block: clamp(80px, 12vw, 146px) clamp(72px, 9vw, 112px); }
.eyebrow, .section-heading > span {
  display: block;
  margin-bottom: 16px;
  color: var(--blue-dark);
  font-size: 12px;
  font-weight: 750;
  letter-spacing: .13em;
  text-transform: uppercase;
}
.hero h1 {
  max-width: 900px;
  margin: 0;
  font-size: clamp(48px, 8vw, 92px);
  font-weight: 720;
  letter-spacing: -.055em;
  line-height: .98;
}
.hero-copy {
  max-width: 700px;
  margin: 32px 0 0;
  color: var(--muted);
  font-size: clamp(18px, 2.2vw, 22px);
  line-height: 1.58;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 0 20px;
  font-size: 14px;
  font-weight: 700;
  transition: transform 160ms ease, background-color 160ms ease;
}
.button:hover { transform: translateY(-1px); }
.button-primary { border-color: var(--blue-dark); background: var(--blue-dark); color: white; }
.button-primary:hover { background: #075574; }
.button-secondary { background: var(--surface); }
.section { padding-block: 72px; border-top: 1px solid var(--line); }
.section-heading { max-width: 520px; margin-bottom: 34px; }
.section-heading h2, .contact-card h2, .policy-aside h1 {
  margin: 0;
  font-size: clamp(34px, 5vw, 58px);
  letter-spacing: -.045em;
  line-height: 1.02;
}
.topic-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.topic-card, .prose-card, .policy-card {
  border: 1px solid var(--line);
  border-radius: 22px;
  background: var(--surface);
  box-shadow: 0 16px 50px rgba(27, 65, 84, .05);
}
.topic-card { min-height: 244px; padding: 28px; }
.topic-number {
  display: inline-flex;
  width: 44px;
  height: 34px;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  background: var(--blue-soft);
  color: var(--blue-dark);
  font-size: 12px;
  font-weight: 800;
}
.topic-card h3 { margin: 36px 0 10px; font-size: 23px; letter-spacing: -.02em; }
.topic-card p, .prose-card p, .contact-card p, .policy-card p, .policy-aside p { color: var(--muted); line-height: 1.68; }
.topic-card p { margin: 0; font-size: 16px; }
.split { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); gap: clamp(40px, 8vw, 110px); }
.prose-card { padding: clamp(28px, 5vw, 48px); }
.prose-card p { margin: 0; font-size: 18px; }
.prose-card p + p { margin-top: 24px; padding-top: 24px; border-top: 1px solid var(--line); }
.contact-card {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 36px;
  margin-top: 72px;
  border-radius: 26px;
  background: #112b3a;
  padding: clamp(30px, 6vw, 60px);
  color: white;
}
.contact-card p { margin: 15px 0 0; color: #b6cad5; }
.contact-card .eyebrow { color: #77c9ed; }
.contact-link { display: flex; align-items: center; gap: 18px; border-bottom: 1px solid #5d7785; padding-bottom: 8px; font-size: clamp(16px, 2vw, 20px); font-weight: 650; }
.contact-link span { color: #77c9ed; }
.footer { display: flex; min-height: 120px; align-items: center; justify-content: space-between; gap: 24px; color: var(--muted); font-size: 13px; }
.footer div { display: flex; gap: 24px; }
.policy-layout { display: grid; grid-template-columns: minmax(220px, .68fr) minmax(0, 1.32fr); gap: clamp(40px, 8vw, 100px); padding-block: clamp(64px, 9vw, 110px); }
.policy-aside { position: sticky; top: 120px; align-self: start; }
.policy-aside p { margin: 18px 0 28px; }
.policy-aside a { color: var(--blue-dark); font-size: 14px; font-weight: 700; }
.policy-card { padding: clamp(28px, 6vw, 64px); }
.policy-card > p:first-child { margin-top: 0; color: var(--ink); font-size: 20px; }
.policy-card h2 { margin: 42px 0 10px; font-size: 22px; letter-spacing: -.02em; }
.policy-card p { margin: 0; font-size: 16px; }
.policy-card a { color: var(--blue-dark); text-decoration: underline; text-underline-offset: 3px; }

@media (max-width: 720px) {
  .shell { width: min(calc(100% - 28px), 1120px); }
  .header-inner { min-height: 68px; }
  .brand small { display: none; }
  .main-nav { gap: 18px; }
  .hero { padding-top: 72px; }
  .hero h1 { font-size: clamp(44px, 15vw, 68px); }
  .topic-grid, .split, .policy-layout { grid-template-columns: 1fr; }
  .topic-card { min-height: 0; }
  .contact-card { align-items: flex-start; flex-direction: column; }
  .policy-aside { position: static; }
  .footer { align-items: flex-start; flex-direction: column; justify-content: center; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .button { transition: none; }
}