.site-header {
  position: sticky;
  top: 0;
  z-index: 220;
  background: linear-gradient(180deg, rgba(24, 18, 22, 0.9), rgba(17, 13, 16, 0.82));
  border-bottom: 1px solid rgba(200, 187, 177, 0.16);
  backdrop-filter: blur(10px);
  transition: background-color 220ms ease, border-color 220ms ease, box-shadow 220ms ease;
  font-family: "Manrope", "Avenir Next", "Segoe UI", "Helvetica Neue", system-ui, -apple-system, sans-serif;
}

.site-header.is-scrolled {
  background: linear-gradient(180deg, rgba(16, 12, 14, 0.97), rgba(14, 11, 13, 0.95));
  border-color: rgba(200, 187, 177, 0.24);
  box-shadow: 0 12px 34px rgba(0, 0, 0, 0.34);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 1rem;
  min-height: 5.1rem;
  padding-block: 0.18rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  flex-shrink: 0;
  filter: brightness(1.02);
}

.brand-mark {
  display: block;
  max-width: 100%;
}

.brand-mark--horizontal {
  height: 48px;
  width: auto;
  object-fit: contain;
}

.brand-fallback {
  display: none;
  font-size: 0.9rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--et-ivory);
}

.main-nav {
  margin-left: auto;
  padding-inline: 0.18rem;
}

.nav-list {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 0.9rem;
  margin: 0;
  padding: 0;
}

.nav-link {
  color: color-mix(in srgb, var(--et-ivory) 92%, var(--et-stone) 8%);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  padding: 0.26rem 0.05rem;
  border-bottom: 1px solid transparent;
  transition: color 180ms ease, border-color 180ms ease;
}

.nav-link:hover,
.nav-link:focus-visible {
  color: color-mix(in srgb, var(--et-rose-light) 72%, var(--et-ivory) 28%);
  border-color: rgba(200, 187, 177, 0.42);
}

.nav-link[aria-current="page"],
.nav-link.is-active {
  color: var(--et-rose-light);
  border-color: rgba(235, 101, 148, 0.48);
}

.header-cta {
  margin-left: 0.35rem;
  flex-shrink: 0;
  min-height: 41px;
  padding-inline: 1.02rem;
  font-size: 0.86rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border-width: 1px;
}

.mobile-toggle {
  display: none;
  margin-left: auto;
  border: 1px solid rgba(200, 187, 177, 0.45);
  background: rgba(255, 255, 255, 0.02);
  color: var(--et-ivory);
  border-radius: var(--radius-sm);
  padding: 0.5rem 0.78rem;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.site-header .btn-secondary {
  border-color: rgba(243, 236, 230, 0.46);
  background: rgba(255, 255, 255, 0.06);
  color: var(--et-ivory);
}

.site-header .btn-secondary:hover,
.site-header .btn-secondary:focus-visible {
  border-color: rgba(235, 101, 148, 0.58);
  background: rgba(140, 48, 96, 0.18);
  color: var(--et-white);
}

body.nav-open {
  overflow: hidden;
}