:root {
  color-scheme: light;
  --ink: #17211c;
  --muted: #5d6b63;
  --line: #e4ebe6;
  --paper: #f7f8f6;
  --accent: #1f7a45;
  font-family: Georgia, "Times New Roman", serif;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--paper); color: var(--ink); }
a { color: var(--accent); }
.site-header, .portal, article { width: min(920px, calc(100% - 2rem)); margin: 0 auto; }
.site-header { display: flex; justify-content: space-between; gap: 1rem; align-items: center; padding: 1.2rem 0; }
.site-header nav { display: flex; flex-wrap: wrap; gap: 0.8rem; font-family: "Segoe UI", sans-serif; font-size: 0.95rem; }
.brand { color: inherit; font-weight: 700; text-decoration: none; font-size: 1.2rem; }
article { padding-bottom: 4rem; }
article h1 { font-size: clamp(2rem, 4vw, 3rem); line-height: 1.1; }
.content { font-size: 1.125rem; line-height: 1.65; }
.content img { max-width: 100%; height: auto; }
.portal { padding: 4rem 0; }
.portal h1 { font-size: clamp(2.4rem, 6vw, 4rem); margin-bottom: 0.4rem; }
.eyebrow { letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); font-family: "Segoe UI", sans-serif; font-size: 0.78rem; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1rem; margin-top: 2rem; }
.site-card { display: grid; gap: 0.3rem; padding: 1rem; border: 1px solid var(--line); border-radius: 12px; background: #fff; text-decoration: none; color: inherit; }
.site-card span, .site-card p { color: var(--muted); font-family: "Segoe UI", sans-serif; }