:root {
  color-scheme: light;
  --bg: #f4efe5;
  --surface: rgba(255, 255, 255, 0.78);
  --card: #fffefb;
  --text: #161616;
  --muted: #625a52;
  --accent: #0f766e;
  --border: rgba(22, 22, 22, 0.08);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  min-height: 100vh;
  font-family: Georgia, 'Times New Roman', serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(15, 118, 110, 0.16), transparent 28%),
    linear-gradient(180deg, #fbf7f0 0%, var(--bg) 100%);
}
a { color: inherit; text-decoration: none; }
.site-frame { max-width: 1160px; margin: 0 auto; padding: 24px; }
.site-header, .site-footer { display: flex; gap: 16px; align-items: center; justify-content: space-between; }
.brand-mark { font-size: 1.15rem; font-weight: 700; letter-spacing: 0.03em; text-transform: uppercase; }
.site-nav { display: flex; flex-wrap: wrap; gap: 12px; }
.nav-link { padding: 10px 14px; border-radius: 999px; color: var(--muted); }
.nav-link--active, .nav-link:hover { background: rgba(15, 118, 110, 0.12); color: var(--text); }
.page-shell { display: grid; gap: 24px; padding: 36px 0 56px; }
.hero-block { padding: 36px; border: 1px solid var(--border); border-radius: 28px; background: var(--surface); backdrop-filter: blur(12px); }
.eyebrow { margin: 0 0 12px; text-transform: uppercase; letter-spacing: 0.22em; font-size: 0.74rem; color: var(--muted); }
.hero-block h1 { margin: 0 0 14px; font-size: clamp(2.4rem, 6vw, 4.75rem); line-height: 0.98; }
.lead { max-width: 70ch; margin: 0; color: var(--muted); font-size: 1.05rem; line-height: 1.65; }
.content-grid { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: 18px; }
.route-card { grid-column: span 4; min-height: 180px; padding: 24px; border-radius: 22px; background: var(--card); border: 1px solid var(--border); box-shadow: 0 18px 48px rgba(22, 22, 22, 0.06); }
.route-card h2 { margin: 0 0 10px; font-size: 1.1rem; }
.route-card p { margin: 0; color: var(--muted); line-height: 1.65; }
.site-footer { padding: 18px 0 36px; color: var(--muted); font-size: 0.95rem; }
@media (max-width: 900px) { .route-card { grid-column: span 6; } }
@media (max-width: 640px) { .site-header, .site-footer { flex-direction: column; align-items: flex-start; } .route-card { grid-column: 1 / -1; } .hero-block { padding: 24px; } }