:root {
  color-scheme: light dark;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --navy: #07142e;
  --text: #f7f9ff;
  --muted: #b8c4da;
  --accent: #72a7ff;
  --border: #31476d;
  --measure: 48rem;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  min-height: 100vh;
  margin: 0;
  background: radial-gradient(circle at top right, #183569 0, var(--navy) 34rem);
  color: var(--text);
  font-size: 1rem;
  line-height: 1.65;
}

a { color: var(--accent); }
a:hover { text-decoration-thickness: 0.14em; }
a:focus-visible { outline: 3px solid #ffd166; outline-offset: 4px; border-radius: 0.2rem; }

.skip-link {
  position: fixed;
  top: 0.75rem;
  left: 0.75rem;
  z-index: 10;
  transform: translateY(-200%);
  padding: 0.65rem 0.9rem;
  background: #fff;
  color: #07142e;
}

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

.site-header {
  width: min(70rem, calc(100% - 2rem));
  margin: 0 auto;
  padding: 1.25rem 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  color: var(--text);
  font-size: 1.2rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  text-decoration: none;
}

nav { display: flex; flex-wrap: wrap; gap: 1rem; }
nav a { color: var(--muted); font-weight: 650; }

.home-shell,
.legal-shell {
  width: min(var(--measure), calc(100% - 2rem));
  margin: 3rem auto;
}

.home-shell { min-height: 62vh; display: grid; align-content: center; }
.eyebrow, .effective-date { color: var(--accent); font-weight: 750; letter-spacing: 0.03em; }

h1 {
  margin: 0.2rem 0 1rem;
  font-size: clamp(2.6rem, 9vw, 5.5rem);
  line-height: 1;
  letter-spacing: -0.055em;
}

.legal-shell h1 { font-size: clamp(2.4rem, 7vw, 4.5rem); }
h2 { margin: 2.5rem 0 0.65rem; font-size: clamp(1.35rem, 4vw, 1.75rem); line-height: 1.25; }
p, li { color: var(--muted); }
.lead { max-width: 38rem; font-size: clamp(1.15rem, 3vw, 1.45rem); }
.availability { margin-top: 2rem; font-weight: 650; }
.summary { font-size: 1.1rem; }
.legal-shell section { border-top: 1px solid var(--border); margin-top: 2rem; }
ul { padding-left: 1.35rem; }
li + li { margin-top: 0.5rem; }

footer {
  width: min(70rem, calc(100% - 2rem));
  margin: 4rem auto 0;
  padding: 1.5rem 0 2.5rem;
  border-top: 1px solid var(--border);
}

@media (max-width: 38rem) {
  .site-header { align-items: flex-start; flex-direction: column; }
  .home-shell, .legal-shell { margin-top: 1.5rem; }
}

@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

@media (prefers-color-scheme: light) {
  :root { --navy: #f7f9ff; --text: #0a1833; --muted: #435371; --accent: #155fd3; --border: #cad5e8; }
  body { background: radial-gradient(circle at top right, #dce9ff 0, var(--navy) 34rem); }
}