/* Header component styles */
.site-header {
  position: relative;
  z-index: 1000;
  background-color: var(--color-cream);
  border-bottom: 1px solid var(--color-border);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding-block: var(--space-3);
}

.site-header__brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  text-decoration: none;
  color: var(--color-heading);
  flex-shrink: 0;
}

.site-header__logo {
  width: 40px;
  height: 40px;
  object-fit: contain;
  display: block;
}

.site-header__brand-text {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--color-heading);
  white-space: nowrap;
}

.site-header__toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 44px;
  height: 44px;
  padding: 0;
  background: transparent;
  border: none;
  cursor: pointer;
  position: relative;
  z-index: 1001;
}

.site-header__toggle-icon,
.site-header__toggle-icon::before,
.site-header__toggle-icon::after {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-heading);
  transition: transform var(--transition-fast), opacity var(--transition-fast);
  position: absolute;
  left: 10px;
}

.site-header__toggle-icon {
  top: 21px;
}

.site-header__toggle-icon::before {
  content: '';
  top: -8px;
  left: 0;
}

.site-header__toggle-icon::after {
  content: '';
  top: 8px;
  left: 0;
}

.site-header__toggle[aria-expanded="true"] .site-header__toggle-icon {
  background-color: transparent;
}

.site-header__toggle[aria-expanded="true"] .site-header__toggle-icon::before {
  transform: translateY(8px) rotate(45deg);
}

.site-header__toggle[aria-expanded="true"] .site-header__toggle-icon::after {
  transform: translateY(-8px) rotate(-45deg);
}

.site-header__toggle:focus-visible {
  outline: var(--focus-ring);
  outline-offset: var(--focus-offset);
}

.site-header__nav {
  display: flex;
  align-items: center;
}

.site-header__nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-header__nav-item {
  margin: 0;
  padding: 0;
}

.site-header__nav-link {
  display: inline-block;
  padding: var(--space-2) var(--space-1);
  font-weight: 600;
  font-size: var(--text-body);
  line-height: 1.2;
  color: var(--color-heading);
  text-decoration: none;
  white-space: nowrap;
  transition: color var(--transition-fast), border-color var(--transition-fast);
  border-bottom: 2px solid transparent;
}

.site-header__nav-link:hover {
  color: var(--color-emerald);
  border-bottom-color: var(--color-emerald);
}

.site-header__nav-link:focus-visible {
  outline: var(--focus-ring);
  outline-offset: var(--focus-offset);
}

/* Active page indicator (optional, can be added via PHP) */
.site-header__nav-link[aria-current="page"] {
  color: var(--color-burgundy);
  border-bottom-color: var(--color-burgundy);
}

/* Mobile styles */
@media (max-width: 767px) {
  .site-header__inner {
    flex-wrap: nowrap;
    padding-block: var(--space-2);
  }

  .site-header__brand-text {
    display: none;
  }

  .site-header__logo {
    width: 32px;
    height: 32px;
  }

  .site-header__toggle {
    display: flex;
  }

  .site-header__nav {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: min(80vw, 320px);
    max-width: 100%;
    background-color: var(--color-cream);
    box-shadow: -4px 0 16px rgba(44, 44, 44, 0.1);
    z-index: 1000;
    transform: translateX(100%);
    transition: transform var(--transition-fast);
    overflow-y: auto;
    padding: var(--space-6) var(--space-4);
    display: block;
  }

  .site-header__nav[data-open] {
    transform: translateX(0);
  }

  .site-header__nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-3);
  }

  .site-header__nav-item {
    width: 100%;
  }

  .site-header__nav-link {
    display: block;
    padding: var(--space-3) var(--space-2);
    font-size: 1.125rem;
    border-bottom: none;
    border-left: 3px solid transparent;
  }

  .site-header__nav-link:hover {
    border-left-color: var(--color-emerald);
    border-bottom: none;
  }

  .site-header__nav-link[aria-current="page"] {
    border-left-color: var(--color-burgundy);
    border-bottom: none;
  }
}

/* Desktop breakpoint: switch to mobile before crowding */
@media (min-width: 768px) and (max-width: 1023px) {
  .site-header__brand-text {
    font-size: 1.125rem;
  }

  .site-header__nav-list {
    gap: var(--space-3);
  }

  .site-header__nav-link {
    font-size: 0.9375rem;
  }
}

@media (min-width: 1024px) {
  .site-header__nav-list {
    gap: var(--space-5);
  }
}