/* ============================================
   Layout — Black Header + Footer
   ============================================ */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--ink);
}
.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
  max-width: var(--max-width-wide);
  margin: 0 auto;
  padding: var(--space-sm) var(--space-lg);
}

.logo { display: flex; align-items: center; }
.logo__img { height: 60px; width: auto; }

.main-nav__list {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-xs);
}
.main-nav__link {
  display: block;
  padding: var(--space-sm) var(--space-md);
  font-family: var(--font-heading);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  font-size: var(--text-sm);
  color: var(--text-on-dark);
  transition: color var(--transition-fast);
}
.main-nav__link:hover,
.main-nav__link.is-active { color: var(--white); box-shadow: inset 0 -2px 0 var(--brand); }

.nav-toggle {
  display: none;
  background: none; border: none; cursor: pointer;
  padding: var(--space-sm); color: var(--white);
}
.nav-toggle span { display: block; width: 26px; height: 2px; background: currentColor; margin: 6px 0; transition: transform var(--transition-fast), opacity var(--transition-fast); }
.nav-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(6px, 6px); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(6px, -6px); }

/* Footer */
.site-footer {
  background: var(--ink);
  color: var(--text-on-dark);
  padding: var(--space-2xl) 0;
  text-align: center;
}
.site-footer__logo { height: 54px; width: auto; margin: 0 auto var(--space-lg); }
.site-footer__social { display: flex; justify-content: center; gap: var(--space-sm); margin-bottom: var(--space-lg); }
.site-footer__social a { display: inline-flex; align-items: center; justify-content: center; width: 44px; height: 44px; color: var(--white); transition: color var(--transition-fast); }
.site-footer__social a:hover { color: var(--brand); }
.site-footer__copy { font-size: var(--text-sm); color: var(--text-on-dark-muted); }
.site-footer__copy a { color: var(--text-on-dark); text-decoration: underline; }
.site-footer__copy a:hover { color: var(--brand); }

/* --bp-lap (900px): desktop nav → burger. */
@media (max-width: 900px) {
  .nav-toggle { display: block; }
  .main-nav {
    display: none;
    position: absolute; top: 100%; left: 0; right: 0;
    background: var(--ink);
    padding: var(--space-sm) var(--space-lg) var(--space-lg);
    box-shadow: var(--shadow-lg);
  }
  .main-nav.open { display: block; }
  .main-nav__list { flex-direction: column; align-items: stretch; gap: 0; }
  .main-nav__link { padding: var(--space-md) 0; border-top: 1px solid var(--hairline-on-dark); }
}