.site-header {
  position: relative;
  z-index: 100;
  border-bottom: 1px solid rgb(86 99 58 / 12%);
  background: rgb(247 243 234 / 96%);
}

.site-header__inner {
  display: flex;
  min-height: 5.125rem;
  align-items: center;
  gap: var(--space-5);
}

.site-header__brand {
  display: inline-flex;
  min-width: 0;
  flex: 0 1 auto;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-charcoal);
  line-height: 1.15;
  text-decoration: none;
}

.site-header__brand:hover { color: var(--color-charcoal); }

.site-header__logo {
  width: 2.625rem;
  height: 2.625rem;
  flex: 0 0 2.625rem;
  object-fit: contain;
}

.site-header__brand-copy {
  display: grid;
  min-width: 0;
  gap: 0.15rem;
}

.site-header__brand-name {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  white-space: nowrap;
}

.site-header__brand-detail {
  color: var(--color-olive);
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.site-header__nav {
  display: flex;
  min-width: 0;
  flex: 1 1 auto;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-4);
}

.site-header__nav-list {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: clamp(0.5rem, 1.25vw, 1.25rem);
  margin: 0;
  padding: 0;
  list-style: none;
}

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

.site-header__nav-link {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  border-bottom: 1px solid transparent;
  color: var(--color-charcoal);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  line-height: 1.2;
  text-decoration: none;
  white-space: nowrap;
  transition: border-color var(--transition-fast), color var(--transition-fast);
}

.site-header__nav-link:hover,
.site-header__nav-link[aria-current="page"] {
  border-color: var(--color-copper);
  color: var(--color-olive-dark);
}

.site-header__action {
  flex: 0 0 auto;
  white-space: nowrap;
}

.nav-toggle {
  display: none;
  width: 44px;
  min-width: 44px;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  gap: 5px;
  margin-left: auto;
  border: 1px solid var(--color-olive);
  background: var(--color-linen);
  color: var(--color-olive-dark);
  padding: 0;
}

.nav-toggle__line {
  display: block;
  width: 20px;
  height: 2px;
  background: currentColor;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__line:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle__line:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] .nav-toggle__line:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 1080px) {
  .site-header__inner { min-height: 4.5rem; }
  .site-header__logo { width: 2.25rem; height: 2.25rem; flex-basis: 2.25rem; }
  .site-header__brand-name { font-size: 0.95rem; }
  .nav-toggle { display: inline-flex; }
  .site-header__nav {
    position: absolute;
    top: calc(100% + 1px);
    right: max(var(--container-padding), calc((100vw - var(--container-max)) / 2));
    display: none;
    width: min(24rem, calc(100vw - (var(--container-padding) * 2)));
    max-height: calc(100vh - 5rem);
    overflow-y: auto;
    align-items: stretch;
    flex-direction: column;
    border: var(--border-soft);
    border-radius: 0 0 var(--radius-card) var(--radius-card);
    background: var(--color-linen);
    box-shadow: var(--shadow-soft);
    padding: var(--space-4);
  }
  .site-header__nav.is-open { display: flex; }
  .site-header__nav-list { align-items: stretch; flex-direction: column; gap: 0; }
  .site-header__nav-link { justify-content: flex-start; border-bottom-color: rgb(86 99 58 / 12%); padding-inline: var(--space-2); }
  .site-header__action { width: 100%; margin-top: var(--space-2); }
}

@media (max-width: 440px) {
  .site-header__inner { gap: var(--space-3); }
  .site-header__brand { gap: var(--space-2); }
  .site-header__brand-detail { display: none; }
  .site-header__brand-name { max-width: 11.5rem; white-space: normal; }
}

ul { list-style: none !important; }
.nav-toggle { flex-direction: column; }