/* Header component styles */
.site-header {
  position: relative;
  z-index: 1000;
  background-color: var(--color-creme-papier);
  border-bottom: var(--border-thin);
  box-shadow: var(--shadow-stamp);
}

.site-header__inner {
  max-width: var(--container-default);
  margin-inline: auto;
  padding-inline: var(--space-xs);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2xs);
  min-height: 72px;
}

.site-header__brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3xs);
  text-decoration: none;
  color: var(--color-bleu-encre);
  flex-shrink: 0;
}

.site-header__brand:hover,
.site-header__brand:focus-visible {
  color: var(--color-rouge-vermillon);
}

.site-header__brand:focus-visible {
  outline: 2px solid var(--color-rouge-vermillon);
  outline-offset: 2px;
}

.site-header__logo {
  width: 48px;
  height: 48px;
  object-fit: contain;
  border-radius: var(--radius-full);
}

.site-header__brand-text {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.25rem;
  line-height: 1.2;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.site-header__toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  padding: 0;
  border: var(--border-thin);
  border-radius: var(--radius-sm);
  background-color: var(--color-blanc-casse);
  color: var(--color-bleu-encre);
  cursor: pointer;
  transition: background-color var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
}

.site-header__toggle:hover,
.site-header__toggle:focus-visible {
  background-color: var(--color-vert-laurier);
  color: var(--color-bleu-encre);
  border-color: var(--color-bleu-encre);
}

.site-header__toggle:focus-visible {
  outline: 2px solid var(--color-rouge-vermillon);
  outline-offset: 2px;
}

.site-header__toggle[aria-expanded="true"] {
  background-color: var(--color-bleu-encre);
  color: var(--color-blanc-casse);
  border-color: var(--color-bleu-encre);
}

.site-header__toggle-icon {
  position: relative;
  display: block;
  width: 20px;
  height: 2px;
  background-color: currentColor;
  transition: background-color var(--transition-fast);
}

.site-header__toggle-icon::before,
.site-header__toggle-icon::after {
  content: "";
  position: absolute;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: currentColor;
  transition: transform var(--transition-fast), top var(--transition-fast);
}

.site-header__toggle-icon::before {
  top: -6px;
}

.site-header__toggle-icon::after {
  top: 6px;
}

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

.site-header__toggle[aria-expanded="true"] .site-header__toggle-icon::before {
  top: 0;
  transform: rotate(45deg);
}

.site-header__toggle[aria-expanded="true"] .site-header__toggle-icon::after {
  top: 0;
  transform: rotate(-45deg);
}

.site-header__nav {
  display: flex;
  align-items: center;
  flex-shrink: 1;
  min-width: 0;
}

.site-header__nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-2xs);
  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-3xs) var(--space-2xs);
  font-family: var(--font-body);
  font-size: var(--text-body-size);
  font-weight: 600;
  line-height: 1.4;
  color: var(--color-bleu-encre);
  text-decoration: none;
  white-space: nowrap;
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast), background-color var(--transition-fast);
}

.site-header__nav-link:hover,
.site-header__nav-link:focus-visible {
  color: var(--color-rouge-vermillon);
  background-color: rgba(168, 198, 134, 0.15);
}

.site-header__nav-link:focus-visible {
  outline: 2px solid var(--color-rouge-vermillon);
  outline-offset: 2px;
}

/* Mobile navigation */
@media (max-width: 900px) {
  .site-header__inner {
    flex-wrap: wrap;
    min-height: 64px;
  }

  .site-header__brand {
    order: 1;
  }

  .site-header__toggle {
    display: inline-flex;
    order: 2;
  }

  .site-header__nav {
    order: 3;
    flex-basis: 100%;
    width: 100%;
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-base);
    background-color: var(--color-creme-papier);
    border-top: 1px solid transparent;
  }

  .site-header__nav.is-open {
    max-height: 400px;
    overflow-y: auto;
    border-top-color: var(--color-bleu-encre);
  }

  .site-header__nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: var(--space-3xs) 0;
  }

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

  .site-header__nav-link {
    display: block;
    padding: var(--space-3xs) var(--space-2xs);
    white-space: normal;
  }
}

@media (max-width: 480px) {
  .site-header__logo {
    width: 36px;
    height: 36px;
  }

  .site-header__brand-text {
    font-size: 1.125rem;
  }
}