.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: var(--color-ink);
  color: var(--color-sand);
  height: var(--header-height-desktop);
  border-bottom: var(--border-dark);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-padding-mobile);
  height: 100%;
}

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

.site-header__logo {
  width: 36px;
  height: 36px;
  object-fit: contain;
  flex-shrink: 0;
}

.site-header__brand-text {
  font-family: var(--font-heading);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.08em;
  line-height: 1.2;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.site-header__toggle {
  display: none;
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-sand);
  padding: 0;
}

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

.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__nav {
  display: block;
  flex-shrink: 0;
}

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

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

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

.site-header__nav-link {
  display: inline-block;
  font-size: var(--text-label);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  line-height: 1.2;
  color: var(--color-sand);
  text-decoration: none;
  padding-block: var(--space-2xs);
  transition: color var(--transition-color);
  white-space: nowrap;
}

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

.site-header__nav-link[aria-current="page"] {
  color: var(--color-terracotta);
  box-shadow: inset 0 -2px 0 0 var(--color-terracotta);
}

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

@media (max-width: 1023px) {
  .site-header {
    height: var(--header-height-mobile);
  }

  .site-header__inner {
    padding-inline: var(--container-padding-mobile);
  }

  .site-header__logo {
    width: 30px;
    height: 30px;
  }

  .site-header__brand-text {
    font-size: 14px;
  }

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

  .site-header__nav {
    position: fixed;
    top: var(--header-height-mobile);
    left: 0;
    width: 100%;
    max-height: calc(100vh - var(--header-height-mobile));
    overflow-y: auto;
    background-color: var(--color-aubergine);
    border-bottom: var(--border-dark);
    padding: var(--space-md) var(--container-padding-mobile);
    transform: translateY(-100%);
    visibility: hidden;
    transition: transform var(--transition-panel), visibility var(--transition-panel);
  }

  .site-header__nav.is-open {
    transform: translateY(0);
    visibility: visible;
  }

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

  .site-header__nav-item + .site-header__nav-item {
    border-top: var(--border-dark);
  }

  .site-header__nav-link {
    display: block;
    padding: var(--space-sm) 0;
    font-size: var(--text-body-lg);
    letter-spacing: 0.02em;
    text-transform: none;
    white-space: normal;
  }
}

@media (min-width: 1024px) {
  .site-header__inner {
    padding-inline: var(--container-padding-desktop);
  }
}