/* Header-specific styles building on base.css */

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(22px);
  background: linear-gradient(to bottom, rgba(253, 247, 248, 0.96), rgba(253, 247, 248, 0.82), rgba(253, 247, 248, 0));
  border-bottom: 1px solid rgba(227, 211, 216, 0.8);
}

.site-header-inner {
  height: var(--header-height);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: var(--space-4);
}

.site-logo-link {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
}

.site-logo-mark {
  font-family: var(--font-family-heading);
  font-size: 1.25rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-text);
}

.site-logo-subtitle {
  font-size: 0.625rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-top: 0.2rem;
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
}

.site-nav--left {
  justify-content: flex-end;
}

.site-nav--right {
  justify-content: flex-start;
}

.nav-link {
  position: relative;
  font-size: var(--font-size-sm);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-text-soft);
  padding-block: 0.25rem;
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, var(--color-accent-rose-gold), var(--color-primary));
  transform-origin: center;
  transform: scaleX(0);
  transition: transform var(--transition-base);
}

.nav-link:hover,
.nav-link[aria-current="page"] {
  color: var(--color-text);
}

.nav-link:hover::after,
.nav-link[aria-current="page"]::after {
  transform: scaleX(1);
}

/* Mobile toggle */
.header-toggle {
  display: none;
  width: 40px;
  height: 40px;
  border-radius: 999px;
  border: 1px solid rgba(192, 138, 123, 0.6);
  background: rgba(253, 247, 248, 0.8);
  align-items: center;
  justify-content: center;
  padding: 0;
}

.header-toggle-bar {
  width: 16px;
  height: 1.5px;
  border-radius: 999px;
  background-color: var(--color-text);
  position: relative;
}

.header-toggle-bar::before,
.header-toggle-bar::after {
  content: "";
  position: absolute;
  left: 0;
  width: 16px;
  height: 1.5px;
  border-radius: 999px;
  background-color: var(--color-text);
}

.header-toggle-bar::before {
  top: -5px;
}

.header-toggle-bar::after {
  top: 5px;
}

.header-toggle.is-open .header-toggle-bar {
  background-color: transparent;
}

.header-toggle.is-open .header-toggle-bar::before {
  top: 0;
  transform: rotate(45deg);
}

.header-toggle.is-open .header-toggle-bar::after {
  top: 0;
  transform: rotate(-45deg);
}

/* Mobile navigation */
.mobile-nav {
  position: fixed;
  inset: var(--header-height) 0 auto 0;
  background: rgba(253, 247, 248, 0.98);
  border-bottom: 1px solid rgba(227, 211, 216, 0.9);
  transform: translateY(-8px);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base), transform var(--transition-base);
  z-index: 35;
}

.mobile-nav.is-open {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.mobile-nav-inner {
  padding: var(--space-4) var(--space-4) var(--space-6);
}

.mobile-nav-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.mobile-nav-link {
  font-size: var(--font-size-sm);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-text-soft);
}

.mobile-nav-link:hover {
  color: var(--color-text);
}

@media (max-width: 768px) {
  .site-header-inner {
    grid-template-columns: auto auto auto;
  }

  .site-nav {
    display: none;
  }

  .header-toggle {
    display: inline-flex;
  }

  .site-logo {
    justify-content: center;
  }
}

@media (min-width: 769px) {
  .mobile-nav {
    display: none;
  }
}