.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: var(--felt-mid);
  border-bottom: 1px solid var(--brass-dim);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-padding-mobile);
  min-height: 64px;
}

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

.site-header__logo {
  width: 40px;
  height: 40px;
  object-fit: contain;
  flex-shrink: 0;
}

.site-header__wordmark {
  font-size: 14px;
  line-height: 1.2;
  letter-spacing: 0.08em;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--brass);
  white-space: nowrap;
}

.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(--brass-dim);
  border-radius: var(--radius-sm);
  cursor: pointer;
  flex-shrink: 0;
}

.site-header__toggle-line {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--brass);
  transition: background-color var(--transition-fast);
}

.site-header__toggle:hover .site-header__toggle-line {
  background-color: var(--brass-hover);
}

.site-header__toggle:focus-visible {
  outline: var(--focus-ring);
  outline-offset: var(--focus-offset);
}

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

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

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

.site-header__nav-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 var(--space-xs);
  font-size: 13px;
  line-height: 1;
  letter-spacing: 0.08em;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--card-muted);
  text-decoration: none;
  white-space: nowrap;
  transition: color var(--transition-fast);
  position: relative;
}

.site-header__nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 0;
  height: 2px;
  background-color: var(--brass);
  transition: width var(--transition-fast);
}

.site-header__nav-link:hover,
.site-header__nav-link:focus-visible {
  color: var(--brass);
}

.site-header__nav-link:hover::after,
.site-header__nav-link:focus-visible::after {
  width: 100%;
}

.site-header__nav-link:focus-visible {
  outline: var(--focus-ring);
  outline-offset: var(--focus-offset);
}

@media (max-width: 1023px) {
  .site-header__inner {
    flex-wrap: wrap;
    padding-block: var(--space-sm);
  }

  .site-header__brand {
    flex: 1 1 auto;
    min-width: 0;
  }

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

  .site-header__wordmark {
    font-size: 12px;
  }

  .site-header__toggle {
    display: flex;
  }

  .site-header__nav {
    display: none;
    flex-basis: 100%;
    width: 100%;
    background-color: var(--felt-mid);
    border-top: 1px solid var(--brass-dim);
    margin-top: var(--space-sm);
    padding-block: var(--space-sm);
    max-height: calc(100vh - 120px);
    overflow-y: auto;
  }

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

  .site-header__nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    width: 100%;
  }

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

  .site-header__nav-link {
    display: flex;
    width: 100%;
    min-height: 44px;
    padding: var(--space-sm) var(--space-md);
    border-bottom: 1px solid var(--brass-dim);
  }

  .site-header__nav-link::after {
    display: none;
  }
}

@media (min-width: 1024px) {
  .site-header__inner {
    padding-inline: var(--container-padding-desktop);
    min-height: 72px;
  }

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

  .site-header__wordmark {
    font-size: 14px;
  }

  .site-header__nav-list {
    gap: var(--space-lg);
  }
}