.site-header {
  position: fixed;
  z-index: 20;
  top: 0;
  left: 0;
  right: 0;
  height: 74px;
  padding: 0 clamp(24px, 6vw, 96px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(10, 10, 12, 0.96);
  border-bottom: 1px solid var(--line);
}
.site-brand { color: var(--text); font: 25px var(--serif); text-decoration: none; letter-spacing: -0.06em; }
.site-header nav { display: flex; align-items: center; gap: 32px; height: 100%; }
.site-header nav a {
  display: grid;
  align-items: center;
  height: 100%;
  color: var(--muted);
  font-size: 13px;
  text-decoration: none;
  border-bottom: 1px solid transparent;
}
.site-header nav a:hover { color: var(--text); }
.site-header nav a[aria-current="page"] { color: var(--text); border-bottom-color: var(--gold); }
.site-header a:focus-visible { outline: 1px solid var(--gold); outline-offset: 6px; }
.site-skip { position: fixed; z-index: 30; left: 24px; top: -80px; padding: 12px 20px; background: var(--bg); color: var(--text); }
.site-skip:focus { top: 12px; }
.reading-footer-links { display: flex; flex-wrap: wrap; gap: 12px 24px; align-items: baseline; }
.reading-footer-links a { display: inline-flex; align-items: center; min-height: 44px; padding: 8px 0; text-underline-offset: 4px; }
.article-back, .detail-back { display: inline-flex; align-items: center; min-height: 44px; padding: 8px 0; }
#after .after-content { padding: 50px 24px; text-align: center; }
#after h2 { color: var(--text); font: 36px var(--serif); font-weight: 400; margin: 0 0 16px; }
#after a { display: inline-block; margin-top: 16px; color: var(--text); text-underline-offset: 6px; text-decoration-color: var(--gold); }
@media (max-width: 600px) {
  .site-header { height: 64px; }
  .site-header nav { gap: 24px; }
  #copy { top: 92px; }
}