.site-header {
  position: relative;
  z-index: 1000;
  background-color: var(--color-porcelaine);
  border-bottom: 1px solid var(--color-laiton);
  width: 100%;
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  padding-block: var(--spacing-2);
  gap: var(--spacing-3);
}

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

.site-header__logo {
  display: block;
  width: 48px;
  height: 48px;
  object-fit: contain;
  flex-shrink: 0;
}

.site-header__brand-text {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 300;
  line-height: 1.2;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.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;
  flex-shrink: 0;
  position: relative;
  z-index: 1002;
}

.site-header__toggle-icon,
.site-header__toggle-icon::before,
.site-header__toggle-icon::after {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-encre);
  border-radius: 1px;
  transition: transform var(--transition-fast), opacity var(--transition-fast), background-color var(--transition-fast);
}

.site-header__toggle-icon {
  position: relative;
}

.site-header__toggle-icon::before,
.site-header__toggle-icon::after {
  content: '';
  position: absolute;
  left: 0;
}

.site-header__toggle-icon::before {
  top: -7px;
}

.site-header__toggle-icon::after {
  top: 7px;
}

.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(7px) rotate(45deg);
}

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

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

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

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

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

.site-header__nav-link {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 400;
  line-height: 1.2;
  color: var(--color-encre);
  text-decoration: none;
  padding: 0.5rem 0;
  white-space: nowrap;
  transition: color var(--transition-fast);
}

.site-header__nav-link:hover {
  color: var(--color-bordeaux);
}

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

@media (max-width: 1024px) {
  .site-header__inner {
    min-height: 64px;
  }

  .site-header__logo {
    width: 40px;
    height: 40px;
  }

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

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

  .site-header__nav-link {
    font-size: 0.875rem;
  }
}

@media (max-width: 768px) {
  .site-header__inner {
    min-height: 60px;
    padding-block: var(--spacing-1);
  }

  .site-header__logo {
    width: 40px;
    height: 40px;
  }

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

  .site-header__toggle {
    display: flex;
  }

  .site-header__nav {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: min(320px, 85vw);
    max-width: 100%;
    background-color: var(--color-porcelaine);
    box-shadow: var(--shadow-medium);
    transform: translateX(100%);
    transition: transform var(--transition-smooth);
    z-index: 1001;
    display: block;
    overflow-y: auto;
    padding: var(--spacing-5) var(--spacing-4) var(--spacing-4);
  }

  .site-header__nav.is-open {
    transform: translateX(0);
  }

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

  .site-header__nav-link {
    display: block;
    font-size: 1.25rem;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--color-laiton);
  }

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

@media (max-width: 480px) {
  .site-header__brand-text {
    font-size: 1rem;
  }
}