:root {
  color-scheme: light;
  --bg: #fbf7f1;
  --surface: #ffffff;
  --ink: #1f2933;
  --muted: #5f6b7a;
  --line: #e6ded4;
  --brand: #5b6f8f;
  --brand-dark: #31415f;
  --accent: #b8845f;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  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);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.18em;
}

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

.site-header {
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.82);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  max-width: 980px;
  margin: 0 auto;
  padding: 1rem 1.25rem;
}

.brand {
  display: inline-flex;
  flex-direction: column;
  gap: 0.08rem;
  color: var(--ink);
  text-decoration: none;
}

.brand strong {
  font-size: 1.05rem;
  line-height: 1.2;
}

.brand span {
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.2;
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.75rem 1rem;
  font-size: 0.92rem;
}

.hero,
.content,
.footer-inner {
  max-width: 860px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

.hero {
  padding-top: 3.25rem;
  padding-bottom: 2rem;
}

.eyebrow {
  margin: 0 0 0.7rem;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  color: var(--ink);
  line-height: 1.2;
}

h1 {
  margin: 0;
  max-width: 760px;
  font-size: clamp(2.2rem, 7vw, 4rem);
}

.lede {
  max-width: 720px;
  margin: 1rem 0 0;
  color: var(--muted);
  font-size: 1.08rem;
}

.meta {
  margin: 1rem 0 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.content {
  padding-bottom: 4rem;
}

.panel {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  padding: 1.25rem;
}

.panel + .panel {
  margin-top: 1rem;
}

.doc-section {
  border-top: 1px solid var(--line);
  padding-top: 1.6rem;
  margin-top: 1.6rem;
}

.doc-section:first-child {
  border-top: 0;
  padding-top: 0;
  margin-top: 0;
}

h2 {
  margin: 0 0 0.8rem;
  font-size: 1.45rem;
}

h3 {
  margin: 1.1rem 0 0.45rem;
  font-size: 1.05rem;
}

p {
  margin: 0.75rem 0;
}

ul {
  margin: 0.75rem 0 0.75rem 1.2rem;
  padding: 0;
}

li + li {
  margin-top: 0.35rem;
}

.callout {
  border-left: 4px solid var(--brand);
  background: #f0f3f7;
  padding: 0.85rem 1rem;
  margin: 1rem 0;
}

.link-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0.85rem;
  margin-top: 1.25rem;
}

.link-card {
  display: block;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  padding: 1rem;
  color: var(--ink);
  text-decoration: none;
}

.link-card strong {
  display: block;
  margin-bottom: 0.3rem;
}

.link-card span {
  color: var(--muted);
}

.site-footer {
  border-top: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.65);
}

.footer-inner {
  padding-top: 1.25rem;
  padding-bottom: 1.25rem;
  color: var(--muted);
  font-size: 0.9rem;
}

@media (max-width: 640px) {
  .nav {
    align-items: flex-start;
    flex-direction: column;
  }

  .nav-links {
    justify-content: flex-start;
  }

  .hero {
    padding-top: 2.4rem;
  }
}