/* Header component styles */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background-color: var(--color-ink);
  border-bottom: var(--border-hairline);
  transition: background-color var(--transition-fast);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-padding-mobile);
  height: 72px;
  gap: var(--space-4);
}

.site-header__brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
  min-width: 0;
}

.site-header__logo {
  width: 40px;
  height: 40px;
  object-fit: contain;
  flex-shrink: 0;
}

.site-header__brand-text {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  line-height: 1.2;
  color: var(--color-paper);
  white-space: nowrap;
  letter-spacing: 0.01em;
}

.site-header__menu-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 44px;
  height: 44px;
  padding: var(--space-2);
  background: transparent;
  border: 1px solid var(--color-antique-gold);
  border-radius: var(--radius-1);
  cursor: pointer;
  transition: border-color var(--transition-fast), background-color var(--transition-fast);
  flex-shrink: 0;
}

.site-header__menu-toggle:hover {
  background-color: rgba(182, 154, 103, 0.12);
}

.site-header__menu-toggle:focus-visible {
  outline: var(--border-focus);
  outline-offset: 2px;
}

.site-header__menu-toggle-line {
  display: block;
  width: 20px;
  height: 2px;
  background-color: var(--color-antique-gold);
  margin-block: 2px;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.site-header__menu-toggle[aria-expanded="true"] .site-header__menu-toggle-line:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.site-header__menu-toggle[aria-expanded="true"] .site-header__menu-toggle-line:nth-child(2) {
  opacity: 0;
}

.site-header__menu-toggle[aria-expanded="true"] .site-header__menu-toggle-line:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

.site-header__nav {
  display: none;
  position: fixed;
  top: 72px;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--color-ink);
  padding: var(--space-6) var(--container-padding-mobile);
  overflow-y: auto;
  z-index: 999;
  border-top: var(--border-hairline);
}

.site-header__nav.is-open {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

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

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

.site-header__nav-link {
  display: block;
  font-family: var(--font-heading);
  font-size: 1.5rem;
  line-height: 1.2;
  color: var(--color-paper);
  text-decoration: none;
  padding-block: var(--space-2);
  transition: color var(--transition-fast);
}

.site-header__nav-link:hover,
.site-header__nav-link:focus-visible {
  color: var(--color-antique-gold);
}

.site-header__cta {
  align-self: flex-start;
  margin-top: var(--space-4);
}

@media (min-width: 768px) {
  .site-header__inner {
    padding-inline: var(--container-padding-desktop);
    height: 80px;
  }

  .site-header__logo {
    width: 44px;
    height: 44px;
  }

  .site-header__brand-text {
    font-size: 1.25rem;
  }

  .site-header__menu-toggle {
    display: none;
  }

  .site-header__nav {
    display: flex;
    position: static;
    flex-direction: row;
    align-items: center;
    gap: var(--space-5);
    background: transparent;
    padding: 0;
    overflow: visible;
    border-top: none;
    z-index: auto;
  }

  .site-header__nav.is-open {
    display: flex;
    flex-direction: row;
    gap: var(--space-5);
  }

  .site-header__nav-list {
    flex-direction: row;
    align-items: center;
    gap: var(--space-5);
    margin: 0;
    padding: 0;
  }

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

  .site-header__nav-link {
    font-family: var(--font-body);
    font-size: var(--text-overline-size);
    line-height: var(--text-overline-leading);
    letter-spacing: var(--text-overline-tracking);
    text-transform: uppercase;
    color: var(--color-paper);
    padding-block: var(--space-2);
    position: relative;
  }

  .site-header__nav-link::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 1px;
    background-color: var(--color-antique-gold);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-fast);
  }

  .site-header__nav-link:hover::after,
  .site-header__nav-link:focus-visible::after {
    transform: scaleX(1);
  }

  .site-header__cta {
    margin-top: 0;
    align-self: center;
    flex-shrink: 0;
  }
}

@media (min-width: 1024px) {
  .site-header__inner {
    height: 88px;
  }

  .site-header__logo {
    width: 48px;
    height: 48px;
  }

  .site-header__brand-text {
    font-size: 1.375rem;
  }
}