/* Header component styles */
.site-header {
  position: relative;
  z-index: 100;
  background-color: var(--color-ivoire-doux);
  border-bottom: 1px solid var(--border-color-light);
  box-shadow: var(--shadow-soft);
}

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

.site-header__brand {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  text-decoration: none;
  color: var(--color-brun-chataigne-fonce);
  flex-shrink: 0;
}

.site-header__brand:hover,
.site-header__brand:focus-visible {
  color: var(--color-brun-chataigne-fonce);
  text-decoration: none;
}

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

.site-header__brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.site-header__brand-name {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.125rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-brun-chataigne-fonce);
}

.site-header__brand-subtitle {
  font-size: 0.625rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-brun-chataigne);
}

.site-header__toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 10px;
  background: transparent;
  border: 1px solid var(--border-color-light);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background-color var(--transition-base), border-color var(--transition-base);
}

.site-header__toggle:hover {
  background-color: var(--color-travertin-clair);
}

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

.site-header__toggle-line {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--color-brun-chataigne-fonce);
  border-radius: 1px;
  transition: transform var(--transition-base), opacity var(--transition-base);
}

.site-header__toggle[aria-expanded="true"] .site-header__toggle-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

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

.site-header__toggle[aria-expanded="true"] .site-header__toggle-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.site-header__nav {
  flex: 1;
  display: flex;
  justify-content: center;
}

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

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

.site-header__nav-link {
  display: inline-block;
  padding: var(--space-sm) var(--space-xs);
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-brun-chataigne-fonce);
  text-decoration: none;
  white-space: nowrap;
  transition: color var(--transition-base), background-color var(--transition-base);
  border-radius: var(--radius-sm);
}

.site-header__nav-link:hover,
.site-header__nav-link:focus-visible {
  color: var(--color-vert-sauge);
  text-decoration: none;
  background-color: rgba(163, 177, 138, 0.1);
}

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

.site-header__cta {
  flex-shrink: 0;
  white-space: nowrap;
}

/* Mobile navigation */
@media (max-width: 1024px) {
  .site-header__inner {
    flex-wrap: wrap;
    gap: var(--space-sm);
  }

  .site-header__brand {
    flex: 1 1 auto;
  }

  .site-header__toggle {
    display: flex;
  }

  .site-header__nav {
    display: none;
    flex-basis: 100%;
    order: 3;
    background-color: var(--color-ivoire-doux);
    border-top: 1px solid var(--border-color-light);
    padding: var(--space-md) 0;
    max-height: calc(100vh - 72px);
    overflow-y: auto;
  }

  .site-header__nav.is-open {
    display: block;
  }

  .site-header__nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }

  .site-header__nav-item {
    border-bottom: 1px solid var(--border-color-light);
  }

  .site-header__nav-item:last-child {
    border-bottom: none;
  }

  .site-header__nav-link {
    display: block;
    padding: var(--space-md) var(--container-padding);
    font-size: 1rem;
  }

  .site-header__cta {
    flex-shrink: 0;
  }
}

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

  .site-header__brand-name {
    font-size: 1rem;
  }

  .site-header__brand-subtitle {
    font-size: 0.5rem;
  }

  .site-header__cta {
    padding: var(--space-sm) var(--space-md);
    font-size: 0.75rem;
  }
}