/* ==========================================================================
   Site header + site footer — template parts, not Gutenberg blocks.
   ========================================================================== */

/* --- site-header -------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid color-mix(in srgb, var(--color-border) 55%, transparent);
  backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  background: color-mix(in srgb, var(--color-bg) 72%, transparent);
}
.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  padding-block: var(--space-sm);
}
.site-header__logo {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  color: var(--color-text);
  line-height: 0;
}
.site-header__logo .whyso-logo { height: 40px; }
.site-header__nav ul {
  list-style: none;
  display: flex;
  gap: var(--space-md);
  margin: 0;
  padding: 0;
}
.site-header__nav a {
  font-family: var(--brand-font-heading);
  font-size: var(--text-sm);
  font-weight: 500;
  text-decoration: none;
  color: var(--color-text);
  opacity: 0.75;
  transition: opacity .15s ease;
}
.site-header__nav a:hover { opacity: 1; }
@media (max-width: 48rem) {
  .site-header__nav { display: none; }
}

/* --- site-footer -------------------------------------------------------- */
.site-footer {
  padding-block: var(--space-2xl) var(--space-lg);
}
.site-footer__logo {
  display: inline-flex;
  text-decoration: none;
  color: inherit;
  line-height: 0;
}
.site-footer__logo .whyso-logo { height: 56px; }
.site-footer__top {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--space-xl);
  padding-bottom: var(--space-xl);
  border-bottom: 1px solid color-mix(in srgb, var(--color-text-inverse) 20%, transparent);
}
.site-footer__strap {
  color: color-mix(in srgb, var(--color-text-inverse) 65%, transparent);
  margin-top: var(--space-sm);
  max-width: 38ch;
}
.site-footer__cols {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}
.site-footer__col-heading {
  font-family: var(--brand-font-heading);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: color-mix(in srgb, var(--color-text-inverse) 55%, transparent);
  margin-bottom: var(--space-sm);
}
.site-footer__col ul {
  list-style: none; margin: 0; padding: 0;
  display: flex; flex-direction: column; gap: var(--space-2xs);
}
.site-footer__col a {
  color: var(--color-text-inverse);
  text-decoration: none;
  font-size: var(--text-sm);
  opacity: 0.85;
}
.site-footer__col a:hover { opacity: 1; color: var(--brand-red); }
.site-footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-md);
  padding-top: var(--space-md);
  font-size: var(--text-xs);
  color: color-mix(in srgb, var(--color-text-inverse) 55%, transparent);
  font-family: var(--brand-font-heading);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.site-footer__platforms {
  display: flex; gap: var(--space-md); flex-wrap: wrap;
}
.site-footer__platforms a {
  color: color-mix(in srgb, var(--color-text-inverse) 70%, transparent);
  text-decoration: none;
}
.site-footer__platforms a:hover { color: var(--brand-red); }
@media (max-width: 56rem) {
  .site-footer__top { grid-template-columns: 1fr; }
  .site-footer__cols { grid-template-columns: repeat(2, 1fr); }
  .site-footer__bottom { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 36rem) {
  .site-footer__cols { grid-template-columns: 1fr; }
}