.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: linear-gradient(to bottom, rgba(5, 5, 5, 0.98), rgba(5, 5, 5, 0.94));
  backdrop-filter: blur(18px);
}

.age-warning {
  background: linear-gradient(90deg, #3a0f10, #7a1f22);
  border-bottom: 1px solid rgba(200, 81, 81, 0.7);
  color: #fcebea;
}

.age-warning__inner {
  display: grid;
  grid-template-columns: minmax(0, 1.7fr) minmax(0, 1fr);
  align-items: center;
  gap: var(--space-4);
  padding-block: 6px;
}

.age-warning__text {
  margin-bottom: 0;
  font-size: var(--font-size-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.age-warning__note {
  margin-bottom: 0;
  font-size: var(--font-size-xs);
  color: #ffd2d2;
  text-align: right;
}

@media (max-width: 880px) {
  .age-warning__inner {
    grid-template-columns: minmax(0, 1fr);
    gap: 2px;
  }

  .age-warning__note {
    text-align: left;
  }
}

.site-header__bar {
  border-bottom: 1px solid rgba(159, 132, 83, 0.45);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  padding-block: var(--space-3);
}

.site-header__brand {
  text-decoration: none;
}

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

.site-nav__list {
  display: flex;
  align-items: center;
  gap: var(--space-5);
}

.site-nav__link {
  position: relative;
  font-size: var(--font-size-sm);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  padding-block: 6px;
}

.site-nav__link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 1px;
  background: linear-gradient(90deg, var(--color-accent-gold), var(--color-primary));
  transition: width var(--transition-med);
}

.site-nav__link:hover,
.site-nav__link:focus-visible {
  color: var(--color-text);
}

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

.site-nav__link--accent {
  color: var(--color-text);
}

.site-nav__link--accent::after {
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent-wine));
}

.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  gap: 4px;
  width: 40px;
  height: 32px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(159, 132, 83, 0.7);
  background: rgba(5, 5, 5, 0.9);
  cursor: pointer;
}

.nav-toggle__bar {
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background: var(--color-text);
  transition: transform var(--transition-med), opacity var(--transition-med);
}

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

.nav-toggle.is-active .nav-toggle__bar:nth-child(1) {
  transform: translateY(3px) rotate(45deg);
}

.nav-toggle.is-active .nav-toggle__bar:nth-child(2) {
  transform: translateY(-3px) rotate(-45deg);
}

@media (max-width: 880px) {
  .nav-toggle {
    display: inline-flex;
  }
  .site-nav__list {
    position: absolute;
    inset-inline: 0;
    top: 100%;
    margin-top: 4px;
    padding: var(--space-3) var(--space-4) var(--space-4);
    background: radial-gradient(circle at 0 0, rgba(199, 169, 107, 0.18) 0, transparent 55%), #050505;
    border-top: 1px solid rgba(159, 132, 83, 0.45);
    border-bottom: 1px solid rgba(159, 132, 83, 0.45);
    flex-direction: column;
    gap: var(--space-3);
    transform-origin: top;
    transform: scaleY(0.95);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity var(--transition-med), transform var(--transition-med), visibility var(--transition-med);
    z-index: 40;
  }
  .site-header__inner {
    position: relative;
  }
  .site-nav__list.is-open {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: scaleY(1);
  }
  .site-nav__link {
    display: block;
    padding-block: 8px;
  }
}

@media (max-width: 520px) {
  .site-header__inner {
    padding-block: var(--space-2);
  }
  .rt-brand__tagline {
    display: none;
  }
}