.site-container { width: min(calc(100% - 3.2rem), var(--content-wide)); margin-inline: auto; }
.prose-container { width: min(calc(100% - 3.2rem), var(--content-prose)); margin-inline: auto; }
.copy-container { width: min(calc(100% - 3.2rem), var(--content-copy)); margin-inline: auto; }
.site-section { padding-block: var(--space-16); scroll-margin-top: calc(var(--header-height) + 1rem); }
.site-section--strong { background: var(--color-bg-strong); }
.site-section--surface { background: var(--color-surface); }
.section-heading { display: grid; gap: var(--space-3); max-width: 44rem; margin-bottom: var(--space-8); }
.section-heading h2 { font-size: var(--text-2xl); }
.section-heading p { margin: 0; color: var(--color-text-muted); }
.site-header { position: sticky; top: 0; z-index: 50; min-height: var(--header-height); border-bottom: 1px solid rgb(219 227 238 / 0.88); background: rgb(255 255 255 / 0.96); box-shadow: var(--shadow-sm); }
.header-inner { min-height: var(--header-height); display: flex; align-items: center; justify-content: space-between; gap: var(--space-6); }
.brand-link { display: inline-flex; min-width: 0; align-items: center; gap: var(--space-3); color: var(--color-text); text-decoration: none; }
.brand-link img { width: 2rem; height: 2rem; flex: 0 0 auto; }
.brand-copy { min-width: 0; line-height: 1.2; }
.brand-name { display: block; font-weight: 750; white-space: nowrap; }
.brand-en { display: block; color: var(--color-text-muted); font-size: var(--text-xs); }
.desktop-nav { display: flex; align-items: center; gap: var(--space-1); }
.site-footer { padding-block: var(--space-12); border-top: 1px solid var(--color-border); background: var(--color-surface); }
.footer-grid { display: grid; grid-template-columns: minmax(16rem, 1.5fr) repeat(2, minmax(9rem, 1fr)); gap: var(--space-8); }
.footer-brand { max-width: 26rem; }
.footer-brand p { margin-top: var(--space-3); color: var(--color-text-muted); }
.footer-title { margin-bottom: var(--space-3); font-size: var(--text-sm); }
.footer-links { display: grid; gap: var(--space-2); margin: 0; padding: 0; list-style: none; }
.footer-links a { color: var(--color-text-muted); }
.footer-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: var(--space-3); margin-top: var(--space-8); padding-top: var(--space-6); border-top: 1px solid var(--color-border); color: var(--color-text-muted); font-size: var(--text-sm); }
.two-column { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-8); align-items: start; }
.three-column { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-6); }
@media (max-width: 767.98px) {
  :root { --header-height: 6.4rem; }
  .site-container, .prose-container, .copy-container { width: min(calc(100% - 3.2rem), var(--content-wide)); }
  .site-section { padding-block: 5.6rem; }
  .section-heading { gap: 1.2rem; margin-bottom: 3.2rem; }
  .section-heading h2 { font-size: 2.6rem; }
  .header-inner { min-height: 6.4rem; gap: 1.2rem; }
  .brand-link { gap: 0.9rem; }
  .brand-link img { width: 3.2rem; height: 3.2rem; }
  .brand-name { font-size: 1.5rem; }
  .brand-en { font-size: 1.1rem; }
  .desktop-nav { display: none; }
  .footer-grid, .two-column, .three-column { grid-template-columns: 1fr; }
  .footer-grid { gap: 3.2rem; }
  .footer-bottom { display: grid; margin-top: 3.2rem; padding-top: 2.4rem; font-size: 1.3rem; }
}