.site-header {
  position: fixed;
  inset-inline: 0;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(18px);
  background: linear-gradient(to bottom, rgba(5, 7, 19, 0.92), rgba(5, 7, 19, 0.65), transparent);
  transition: background var(--transition-soft), box-shadow var(--transition-soft), transform var(--transition-fast);
}
.site-header.scrolled {
  background: radial-gradient(circle at top, rgba(74, 31, 63, 0.4), transparent 55%), #050713;
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.75);
}
.site-header-inner {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: var(--space-16);
  align-items: stretch;
  padding-top: var(--space-6);
  padding-bottom: var(--space-6);
}
.site-header-logo-rail {
  width: 210px;
  border-inline-end: 1px solid rgba(243, 240, 234, 0.08);
  padding-inline-end: var(--space-10);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: var(--space-12);
}
.logo-link {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}
.logo-mark {
  width: 34px;
  height: 52px;
  border-radius: 18px;
  background: radial-gradient(circle at 30% 0, #f4dcc0, #d6a77a 32%, #4a1f3f 68%, #050713 100%);
  box-shadow: 0 0 0 1px rgba(243, 240, 234, 0.3), 0 16px 38px rgba(0, 0, 0, 0.8);
}
.logo-text {
  display: flex;
  flex-direction: column;
}
.logo-text-top {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
}
.logo-text-bottom {
  margin-top: var(--space-2);
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-text-soft);
}
.header-chip-row {
  font-size: 0.7rem;
}
.site-header-nav-rail {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}
.site-header-top-strip {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-8);
}
.top-nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}
.top-nav-link {
  position: relative;
  font-size: 0.8rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  padding-block: var(--space-2);
}
.top-nav-link::after,
.main-nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -3px;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, rgba(214, 167, 122, 0), rgba(214, 167, 122, 0.9), rgba(214, 167, 122, 0));
  transform-origin: center;
  transform: scaleX(0);
  transition: transform var(--transition-soft);
}
.top-nav-link:hover::after,
.main-nav-link:hover::after {
  transform: scaleX(1);
}
.header-cta {
  white-space: nowrap;
}
.main-nav {
  border-top: 1px solid rgba(243, 240, 234, 0.08);
  padding-top: var(--space-6);
}
.main-nav-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-10);
}
.main-nav-item {
  position: relative;
}
.main-nav-link {
  position: relative;
  font-family: var(--font-serif);
  font-size: 0.95rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}
.main-nav-link.is-current {
  color: var(--color-primary-soft);
}
.main-nav-link.is-current::after {
  transform: scaleX(1);
}
.mobile-menu-toggle {
  display: none;
  position: relative;
  width: 42px;
  height: 32px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(243, 240, 234, 0.24);
  background: rgba(5, 7, 19, 0.8);
  align-items: center;
  justify-content: center;
  padding-inline: var(--space-4);
}
.mobile-menu-toggle-bar {
  width: 18px;
  height: 1px;
  border-radius: 999px;
  background-color: var(--color-text);
  transition: transform var(--transition-soft), opacity var(--transition-soft), background-color var(--transition-soft);
}
.mobile-menu-toggle-bar + .mobile-menu-toggle-bar {
  margin-top: 6px;
}
.mobile-menu-toggle[aria-expanded="true"] .mobile-menu-toggle-bar:first-child {
  transform: translateY(3px) rotate(42deg);
}
.mobile-menu-toggle[aria-expanded="true"] .mobile-menu-toggle-bar:last-child {
  transform: translateY(-3px) rotate(-42deg);
}
.mobile-menu-overlay {
  position: fixed;
  inset: 0;
  z-index: 35;
  display: none;
}
.mobile-menu-overlay.is-open {
  display: block;
      height: 100vh;
}
.mobile-menu-backdrop {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top, rgba(74, 31, 63, 0.86), rgba(16, 27, 58, 0.94));
}
.mobile-menu-inner {
  position: relative;
  inset: 0;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: var(--space-20) var(--space-8) var(--space-12);
  max-width: var(--container-wide);
  margin: 0 auto;
}
.mobile-menu-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-8);
}
.mobile-menu-label {
  font-family: var(--font-serif);
  letter-spacing: 0.24em;
  text-transform: uppercase;
  font-size: 0.85rem;
}
.mobile-menu-close {
  width: 40px;
  height: 40px;
  border-radius: 999px;
  border: 1px solid rgba(243, 240, 234, 0.24);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.mobile-menu-close-icon {
  position: relative;
  width: 16px;
  height: 16px;
}
.mobile-menu-close-icon::before,
.mobile-menu-close-icon::after {
  content: "";
  position: absolute;
  inset: 50%;
  width: 18px;
  height: 1px;
  background-color: var(--color-text);
}
.mobile-menu-close-icon::before {
  transform: translate(-50%, -50%) rotate(45deg);
}
.mobile-menu-close-icon::after {
  transform: translate(-50%, -50%) rotate(-45deg);
}
.mobile-menu-body {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: var(--space-16);
  height: 100%;
}
.mobile-menu-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  margin-top: var(--space-16);
}
.mobile-menu-link {
  font-family: var(--font-serif);
  font-size: clamp(1.4rem, 1.2rem + 1.1vw, 2.1rem);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gray-100);
}
.mobile-menu-link:focus-visible {
  outline: none;
  box-shadow: var(--shadow-outline);
  border-radius: var(--radius-md);
}
.mobile-menu-cta-block {
  margin-top: var(--space-16);
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}
.mobile-menu-note {
  font-size: 0.8rem;
  color: var(--color-text-soft);
  max-width: 360px;
}
body.menu-open {
  overflow: hidden;
}
@media (max-width: 960px) {
  .site-header-inner {
    grid-template-columns: auto minmax(0, 1.2fr);
  }
  .site-header-top-strip {
    justify-content: flex-end;
  }
  .top-nav-list {
    display: none;
  }
  .header-cta {
    display: none;
  }
  .main-nav {
    display: none;
  }
  .mobile-menu-toggle {
    display: inline-flex;
    flex-direction: column;
  }
}
@media (max-width: 720px) {
  .site-header-inner {
    grid-template-columns: minmax(0, 1fr);
    row-gap: var(--space-4);
  }
  .site-header-logo-rail {
    width: 100%;
    flex-direction: row;
    align-items: center;
    border-inline-end: none;
    border-bottom: 1px solid rgba(243, 240, 234, 0.08);
    padding-inline-end: 0;
    padding-bottom: var(--space-4);
  }
  .logo-text-bottom {
    max-width: 190px;
  }
  .header-chip-row {
    display: none;
  }
}
@media (prefers-reduced-motion: reduce) {
  .mobile-menu-overlay,
  .site-header,
  .mobile-menu-toggle-bar {
    transition: none !important;
  }
}