/* Header layout */
.site-header {
  position: sticky;
  top: 0;
  z-index: 900;
  backdrop-filter: blur(16px);
  background: linear-gradient(to bottom, rgba(5, 6, 8, 0.96), rgba(5, 6, 8, 0.88));
  border-bottom: 1px solid rgba(214, 181, 109, 0.22);
}

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

/* Branding */
.site-header__branding {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
}

.site-header__logo-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
}

.site-header__logo-mark {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 0%, rgba(214, 181, 109, 0.45), rgba(5, 6, 8, 1));
  border: 1px solid rgba(214, 181, 109, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif-display);
  font-size: 1.1rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.site-header__brand-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.site-header__brand-name {
  font-family: var(--font-serif-display);
  font-size: 1.1rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.site-header__brand-tagline {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.16em;
}

/* Navigation */
.site-header__nav {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

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

.site-header__nav-link {
  position: relative;
  font-size: var(--font-size-sm);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--gray-200);
  padding-bottom: 0.15rem;
}

.site-header__nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 1px;
  background: linear-gradient(90deg, rgba(214, 181, 109, 0.1), rgba(214, 181, 109, 0.9));
  transition: width var(--transition-base);
}

.site-header__nav-link:hover,
.site-header__nav-link:focus-visible {
  color: #ffffff;
}

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

.site-header__nav-item--cta {
  margin-left: var(--space-4);
}

.site-header__cta {
  font-size: var(--font-size-xs);
}

.site-header__badges {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

/* Mobile toggle */
.site-header__toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 42px;
  height: 42px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(214, 181, 109, 0.7);
  background: rgba(5, 6, 8, 0.9);
  color: var(--color-text);
  cursor: pointer;
}

.site-header__toggle-bar {
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background: var(--color-accent-gold);
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

/* Mobile / small viewports */
@media (max-width: 960px) {
  .site-header__toggle {
    display: inline-flex;
  }

  .site-header__nav {
    position: fixed;
    inset: 64px 0 auto 0;
    max-height: 0;
    overflow: hidden;
    flex-direction: column;
    align-items: flex-start;
    padding: 0 var(--space-4);
    background: radial-gradient(circle at top left, rgba(214, 181, 109, 0.14), transparent 60%),
                radial-gradient(circle at bottom right, rgba(160, 32, 58, 0.2), transparent 60%),
                rgba(5, 6, 8, 0.98);
    border-bottom: 1px solid rgba(214, 181, 109, 0.3);
    transition: max-height var(--transition-slow);
  }

  .site-header__nav-list {
    flex-direction: column;
    align-items: flex-start;
    width: 100%;
    padding: var(--space-4) 0;
  }

  .site-header__nav-item--cta {
    margin-left: 0;
    width: 100%;
  }

  .site-header__nav-item--cta .site-header__cta {
    width: 100%;
    justify-content: center;
  }

  .site-header__badges {
    padding-bottom: var(--space-4);
  }

  .site-header__nav.is-open {
    max-height: 420px;
  }

  .site-header__toggle[aria-expanded="true"] .site-header__toggle-bar:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }

  .site-header__toggle[aria-expanded="true"] .site-header__toggle-bar:nth-child(2) {
    opacity: 0;
  }

  .site-header__toggle[aria-expanded="true"] .site-header__toggle-bar:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }
}

@media (max-width: 540px) {
  .site-header__brand-tagline {
    display: none;
  }
}

/* Desktop enhancements */
@media (min-width: 961px) {
  .site-header__nav {
    position: static;
    max-height: none !important;
    background: transparent;
    border-bottom: none;
  }
}