:root {
  color-scheme: dark;
  --bg: #07111f;
  --surface: #0d1b2d;
  --surface-strong: #12243a;
  --text: #edf5ff;
  --muted: #a9bad0;
  --line: #243a53;
  --accent: #45d6aa;
  --accent-dark: #06271f;
  --max: 70rem;
}

* { box-sizing: border-box; }

html { font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; }

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 82% 8%, rgba(69, 214, 170, .12), transparent 25rem),
    linear-gradient(180deg, #081523 0%, var(--bg) 100%);
  color: var(--text);
  font-size: 1rem;
  line-height: 1.65;
}

a { color: var(--accent); text-underline-offset: .2em; }
a:hover { color: #79efca; }
a:focus-visible { outline: 3px solid var(--accent); outline-offset: 4px; border-radius: .2rem; }

.site-header,
main,
footer {
  width: min(calc(100% - 2rem), var(--max));
  margin-inline: auto;
}

.site-header {
  min-height: 5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  border-bottom: 1px solid var(--line);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: .75rem;
  color: var(--text);
  font-weight: 750;
  text-decoration: none;
  letter-spacing: -.01em;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: .65rem;
  background: var(--accent);
  color: var(--accent-dark);
  font-weight: 900;
}

nav { display: flex; gap: 1.25rem; }
nav a { color: var(--muted); font-weight: 650; text-decoration: none; }
nav a:hover, nav a[aria-current="page"] { color: var(--text); }

.hero,
.policy-intro {
  padding: clamp(4.5rem, 10vw, 8rem) 0 clamp(3rem, 7vw, 5rem);
  max-width: 56rem;
}

.eyebrow {
  margin: 0 0 1rem;
  color: var(--accent);
  font-size: .875rem;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
}

h1, h2 { margin-top: 0; line-height: 1.12; letter-spacing: -.035em; }
h1 { margin-bottom: 1.5rem; font-size: clamp(2.5rem, 6vw, 4.8rem); max-width: 15ch; }
h2 { margin-bottom: .8rem; font-size: clamp(1.3rem, 2.5vw, 1.65rem); }
p { margin: 0 0 1rem; }

.lede { max-width: 47rem; color: var(--muted); font-size: clamp(1.1rem, 2vw, 1.3rem); }

.content-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.card,
.policy-callout,
.policy-body {
  border: 1px solid var(--line);
  background: rgba(13, 27, 45, .88);
  box-shadow: 0 1.25rem 4rem rgba(0, 0, 0, .18);
}

.card { padding: clamp(1.4rem, 3vw, 2rem); border-radius: 1rem; }
.card p { color: var(--muted); }

.policy-callout {
  margin: clamp(3rem, 8vw, 6rem) 0;
  padding: clamp(1.5rem, 4vw, 2.5rem);
  border-radius: 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.policy-callout p:not(.eyebrow) { color: var(--muted); max-width: 42rem; }

.button {
  flex: 0 0 auto;
  display: inline-flex;
  padding: .8rem 1rem;
  border-radius: .65rem;
  background: var(--accent);
  color: var(--accent-dark);
  font-weight: 800;
  text-decoration: none;
}
.button:hover { color: #031a14; background: #79efca; }

.policy-page { max-width: 54rem; }
.policy-intro { padding-bottom: 2rem; }
.policy-intro h1 { max-width: none; }
.policy-body { padding: clamp(1.5rem, 5vw, 3rem); border-radius: 1rem; }
.policy-body section + section { margin-top: 2.5rem; padding-top: 2.5rem; border-top: 1px solid var(--line); }
.policy-body p { color: var(--muted); }

footer {
  margin-top: 5rem;
  padding: 2rem 0 3rem;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  color: var(--muted);
}

@media (max-width: 44rem) {
  .site-header { align-items: flex-start; padding: 1rem 0; }
  .site-header, .policy-callout { flex-direction: column; }
  nav { gap: 1rem; }
  .content-grid { grid-template-columns: 1fr; }
  .button { width: 100%; justify-content: center; }
  footer { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; }
}