:root {
  --color-bg: #f5f5f5;
  --color-surface: #ffffff;
  --color-accent: #2f4b3b;
  --color-accent-light: #4cab68;
  --color-text: #222222;
  --color-muted: #666666;
  --max-width: 860px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
}

header.site-header {
  background: var(--color-accent);
  color: #ffffff;
  padding: 1.5rem 1rem 0.75rem;
}

.site-header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.branding {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.branding h1 {
  margin: 0;
  font-size: 1.4rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.branding p {
  margin: 0;
  font-size: 0.9rem;
  color: #e2f2e7;
}

nav.main-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
  padding: 0.75rem 0 0.25rem;
}

nav.main-nav a {
  color: #e8f5ee;
  text-decoration: none;
  font-size: 0.95rem;
  border-bottom: 2px solid transparent;
  padding-bottom: 0.15rem;
}

nav.main-nav a:hover,
nav.main-nav a[aria-current="page"] {
  border-color: var(--color-accent-light);
}

main {
  padding: 1.75rem 1rem 2.5rem;
}

.page {
  max-width: var(--max-width);
  margin: 0 auto;
  background: var(--color-surface);
  padding: 1.75rem 1.5rem 2rem;
  border-radius: 10px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
}

.page h2 {
  margin-top: 0;
  font-size: 1.4rem;
}

.lede {
  font-size: 1.05rem;
  color: var(--color-muted);
  margin-bottom: 1.5rem;
}

section {
  margin-bottom: 1.5rem;
}

section h3 {
  font-size: 1.1rem;
  margin-bottom: 0.3rem;
}

section p {
  margin: 0.25rem 0 0.75rem;
}

ul {
  padding-left: 1.2rem;
  margin: 0.25rem 0 0.75rem;
}

code {
  font-family: "SFMono-Regular", ui-monospace, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 0.9rem;
  background: #f1f3f4;
  padding: 0.08rem 0.25rem;
  border-radius: 4px;
}

footer.site-footer {
  padding: 1.25rem 1rem 2rem;
  font-size: 0.85rem;
  color: var(--color-muted);
}

.site-footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.site-footer-inner p {
  margin: 0.15rem 0;
}

@media (min-width: 720px) {
  .site-header-inner {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-end;
  }

  .branding h1 {
    font-size: 1.6rem;
  }

  nav.main-nav {
    justify-content: flex-end;
  }
}