.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(248, 245, 240, 0.96);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(214, 209, 204, 0.7);
}

.site-header__inner {
  max-width: 1600px;
  margin: 0 auto;
  padding: 0.8rem clamp(16px, 3vw, 48px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: clamp(20px, 3vw, 64px);
}

.site-nav {
  display: flex;
  align-items: center;
  margin-left: auto;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.site-nav__list {
  display: flex;
  align-items: center;
  flex-wrap: nowrap;
  gap: clamp(16px, 2vw, 40px);
}

.site-nav__link {
  display: block;
  padding-bottom: 2px;
  border-bottom: 1px solid transparent;
  color: var(--color-muted);
  white-space: nowrap;
  transition: color var(--transition-base), border-color var(--transition-base);
}

.site-nav__link:hover,
.site-nav__link:focus-visible {
  color: var(--color-text);
  border-color: rgba(154, 107, 122, 0.7);
}

.site-nav__link--active {
  color: var(--color-text);
  border-color: rgba(154, 107, 122, 0.9);
}

.nav-toggle {
  display: none;
  position: relative;
  border-radius: 999px;
  width: 40px;
  height: 40px;
  border: 1px solid rgba(113, 130, 118, 0.4);
  background-color: #ffffff;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 0;
}

.nav-toggle span {
  position: absolute;
  width: 18px;
  height: 1.6px;
  border-radius: 999px;
  background-color: var(--color-text);
  transition: transform var(--transition-base), opacity var(--transition-fast);
}

.nav-toggle span:nth-child(1) {
  transform: translateY(-6px);
}

.nav-toggle span:nth-child(3) {
  transform: translateY(6px);
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: rotate(-45deg);
}

.nav-toggle:focus-visible {
  outline: 2px solid var(--color-accent-peacock);
  outline-offset: 3px;
}

@media (max-width: 1180px) {
  .site-nav {
    position: absolute;
    inset-inline: 0;
    top: 100%;
    background-color: rgba(248, 245, 240, 0.98);
    border-bottom: 1px solid rgba(214, 209, 204, 0.9);
    display: none;
  }

  .site-nav__list {
    flex-direction: column;
    align-items: flex-start;
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--space-10) clamp(16px, 4vw, 32px);
    gap: var(--space-6);
  }

  .site-nav--open {
    display: block;
  }

  .nav-toggle {
    display: inline-flex;
  }
}

.rt-brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-6);
}

.rt-brand__mark {
  width: 36px;
  height: 36px;
  border-radius: 12px;
  border: 1px solid rgba(113, 130, 118, 0.4);
  background: radial-gradient(circle at 20% 0, #ffffff 0, #e3e6dc 38%, #c2b6a7 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading-primary);
  font-size: 1.3rem;
  color: var(--color-text);
}

.rt-brand__text {
  display: flex;
  flex-direction: column;
}

.rt-brand__name {
  font-family: var(--font-heading-primary);
  font-size: 1.1rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.rt-brand__tagline {
  font-size: 0.8rem;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--color-muted);
}