.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(18px);
  background: linear-gradient(to bottom, rgba(17, 13, 10, 0.94), rgba(17, 13, 10, 0.9));
  border-bottom: 1px solid var(--color-border-subtle);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: var(--space-3);
  gap: var(--space-4);
}

.site-header__brand {
  display: flex;
  align-items: center;
}

.site-header__logo-link {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
}

.site-header__logo-mark {
  width: 34px;
  height: 34px;
  border-radius: 999px;
  background: radial-gradient(circle at 30% 20%, #f7f4ec, #a66a3f 60%, #211d19 90%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 1.3rem;
  color: #0f0b08;
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.6);
}

.site-header__text {
  display: inline-flex;
  flex-direction: column;
  line-height: 1.15;
}

.site-header__site-title {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.site-header__site-subtitle {
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.site-header__nav {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

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

.site-header__nav-link {
  position: relative;
  font-size: 0.82rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  padding-block: 0.3rem;
}

.site-header__nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.1rem;
  width: 0;
  height: 1px;
  background: linear-gradient(90deg, rgba(238, 231, 217, 0.2), var(--color-primary));
  transition: width var(--transition-base);
}

.site-header__nav-link:hover,
.site-header__nav-link:focus-visible {
  color: var(--color-neutral-50);
}

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

.site-header__cta-wrap {
  display: flex;
  align-items: center;
}

.site-header__cta {
  font-size: 0.72rem;
  padding-inline: 1.1rem;
  padding-block: 0.35rem;
}

.site-header__nav-toggle {
  display: none;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.7rem;
  border-radius: 999px;
  border: 1px solid var(--color-border-subtle);
  background: rgba(15, 11, 8, 0.9);
  color: var(--color-neutral-50);
}

.site-header__nav-toggle-box {
  display: inline-flex;
  flex-direction: column;
  gap: 4px;
}

.site-header__nav-toggle-line {
  width: 18px;
  height: 1px;
  border-radius: 999px;
  background-color: var(--color-neutral-100);
  transition: transform var(--transition-base), opacity var(--transition-base);
}

.site-header__nav-toggle-text {
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.site-header__nav-toggle.is-open .site-header__nav-toggle-line:first-child {
  transform: translateY(2.5px) rotate(45deg);
}

.site-header__nav-toggle.is-open .site-header__nav-toggle-line:last-child {
  transform: translateY(-2.5px) rotate(-45deg);
}

@media (max-width: 880px) {
  .site-header__nav-toggle {
    display: inline-flex;
  }

  .site-header__nav {
    position: fixed;
    inset: 0 0 auto 0;
    top: 56px;
    background: radial-gradient(circle at top, rgba(166, 106, 63, 0.24), transparent 60%), #211d19;
    border-bottom: 1px solid var(--color-border-subtle);
    flex-direction: column;
    align-items: stretch;
    padding: var(--space-4) var(--layout-gutter) var(--space-4);
    transform-origin: top center;
    transform: scaleY(1);
    opacity: 1;
    visibility: visible;
    transition: opacity var(--transition-base), visibility var(--transition-base), transform var(--transition-base);
  }

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

  .site-header__cta-wrap {
    margin-top: var(--space-3);
    justify-content: flex-start;
  }

  .site-header__nav[hidden] {
    opacity: 0;
    visibility: hidden;
    transform: scaleY(0.96);
  }
}

@media (max-width: 520px) {
  .site-header__site-subtitle {
    display: none;
  }
}