.site-header {
  position: sticky; top: 0; z-index: 20;
  background: rgba(247, 245, 240, 0.94);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  max-width: var(--maxw); margin: 0 auto; padding: 10px 16px;
  display: flex; align-items: center; gap: 20px; flex-wrap: wrap;
}
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); }
.brand img { width: 40px; height: 40px; }
.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-text strong { font-size: 1.25rem; }
.brand-text small { font-family: var(--font-ui); font-size: 0.72rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); }

.main-nav { display: flex; gap: 4px; margin-left: auto; overflow-x: auto; scrollbar-width: none; }
.main-nav::-webkit-scrollbar { display: none; }
.main-nav a {
  font-family: var(--font-ui); font-size: 0.95rem; white-space: nowrap;
  text-decoration: none; color: var(--ink);
  padding: 10px 14px; min-height: 44px; display: inline-flex; align-items: center;
  border-radius: 999px;
}
.main-nav a:hover { background: var(--accent-soft); }
.main-nav a[aria-current="page"] { background: var(--accent); color: var(--accent-ink); }

main { max-width: var(--maxw); margin: 0 auto; padding: 24px 16px 48px; min-height: 60vh; }

.site-footer {
  border-top: 1px solid var(--line);
  padding: 20px 16px 28px; text-align: center;
  font-family: var(--font-ui); font-size: 0.85rem; color: var(--muted);
}
.site-footer .footer-inner { max-width: var(--maxw); margin: 0 auto; display: flex; flex-wrap: wrap; gap: 8px 18px; justify-content: center; align-items: center; }

.section { margin: 36px 0 0; }
.section-head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin-bottom: 14px; }
.section-head h2 { margin: 0; }

.grid { display: grid; gap: 16px; }
.grid-cards { grid-template-columns: repeat(auto-fill, minmax(min(100%, 360px), 1fr)); }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 420px), 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fill, minmax(min(100%, 280px), 1fr)); }

.stack > * + * { margin-top: 12px; }
.row { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.spacer { flex: 1; }

.page-title { margin-bottom: 6px; }
.page-lead { color: var(--muted); max-width: 70ch; margin-bottom: 22px; }

.two-col { display: grid; grid-template-columns: 300px 1fr; gap: 24px; align-items: start; }