.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  width: 100%;
  background-color: var(--color-milk-white);
  box-shadow: var(--shadow-header);
  border-radius: 0 0 var(--radius-header) var(--radius-header);
  padding: var(--space-12) 0;
}

.site-header__inner {
  max-width: var(--container-max-width);
  margin-inline: auto;
  padding-inline: var(--container-padding-mobile);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: var(--space-16);
  min-height: 64px;
}

.site-header__nav--left {
  justify-self: start;
}

.site-header__nav--right {
  justify-self: end;
}

.site-header__nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-24);
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-header__nav-list li {
  margin: 0;
  padding: 0;
}

.site-header__nav-list li + li {
  margin: 0;
}

.site-header__link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: var(--space-8) var(--space-12);
  font-family: var(--font-body);
  font-size: var(--text-small-size);
  line-height: var(--text-small-line-height);
  letter-spacing: var(--text-small-letter-spacing);
  font-weight: 600;
  color: var(--color-dark-wood);
  text-decoration: none;
  white-space: nowrap;
  transition: color 200ms ease-out;
}

.site-header__link:hover,
.site-header__link:focus-visible {
  color: var(--color-clay-terracotta);
}

.site-header__brand {
  justify-self: center;
}

.site-header__brand-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-8);
  min-height: 44px;
  text-decoration: none;
  color: var(--color-dark-wood);
}

.site-header__logo {
  width: 40px;
  height: 40px;
  object-fit: contain;
  display: block;
}

.site-header__brand-text {
  font-family: var(--font-heading);
  font-size: var(--text-h4-size);
  line-height: var(--text-h4-line-height);
  letter-spacing: var(--text-h4-letter-spacing);
  font-weight: 500;
  white-space: nowrap;
}

.site-header__actions {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  justify-self: end;
}

.site-header__toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 0;
  background: none;
  border: none;
  cursor: pointer;
  border-radius: var(--radius-small);
  transition: background-color 200ms ease-out;
}

.site-header__toggle:hover {
  background-color: var(--color-soft-sand);
}

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

.site-header__toggle-line {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-dark-wood);
  border-radius: 2px;
  transition: transform 200ms ease-out, opacity 200ms ease-out;
}

.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__mobile-nav {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  z-index: 999;
  background-color: var(--color-milk-white);
  box-shadow: var(--shadow-card);
  border-radius: 0 0 var(--radius-card) var(--radius-card);
  max-height: calc(100vh - 100px);
  overflow-y: auto;
  padding: var(--space-16);
}

.site-header__mobile-nav[hidden] {
  display: none !important;
}

.site-header__mobile-nav-inner {
  max-width: var(--container-max-width);
  margin-inline: auto;
}

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

.site-header__mobile-list li {
  margin: 0;
  padding: 0;
}

.site-header__mobile-link {
  display: block;
  padding: var(--space-12) var(--space-16);
  min-height: 44px;
  font-family: var(--font-body);
  font-size: var(--text-body-size);
  line-height: var(--text-body-line-height);
  letter-spacing: var(--text-body-letter-spacing);
  font-weight: 600;
  color: var(--color-dark-wood);
  text-decoration: none;
  border-radius: var(--radius-small);
  transition: background-color 200ms ease-out, color 200ms ease-out;
}

.site-header__mobile-link:hover,
.site-header__mobile-link:focus-visible {
  background-color: var(--color-soft-sand);
  color: var(--color-clay-terracotta);
}

@media (max-width: 991px) {
  .site-header__nav--left,
  .site-header__nav--right {
    display: none;
  }

  .site-header__inner {
    grid-template-columns: 1fr auto 1fr;
  }

  .site-header__brand {
    justify-self: center;
  }

  .site-header__actions {
    justify-self: end;
  }

  .site-header__toggle {
    display: flex;
  }
}

@media (max-width: 767px) {
  .site-header__inner {
    padding-inline: var(--container-padding-mobile);
    gap: var(--space-8);
    display: flex;
  }

  .site-header__logo {
    width: 32px;
    height: 32px;
  }

  .site-header__brand-text {
    font-size: var(--text-small-size);
    line-height: var(--text-small-line-height);
    letter-spacing: var(--text-small-letter-spacing);
  }

  .site-header__mobile-nav {
    padding: var(--space-12);
  }
}

@media (prefers-reduced-motion: reduce) {
  .site-header__toggle-line {
    transition: none;
  }
}