.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(18px);
  background: linear-gradient(to bottom, rgba(5, 6, 8, 0.96), rgba(5, 6, 8, 0.88));
  border-bottom: 1px solid var(--border-color-subtle);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
  gap: var(--space-8);
}

.site-header__branding {
  display: flex;
  align-items: center;
  min-width: 0;
}

.site-header__logo-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-6);
}

.site-header__logo-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.4rem;
  height: 2.4rem;
  border-radius: 999px;
  background: radial-gradient(circle at 30% 0, #fff6d0 0, #d4af37 40%, #7b1434 100%);
  color: #120f08;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  box-shadow: var(--shadow-gold-glow);
}

.site-header__logo-text {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.site-header__logo-name {
  font-family: var(--font-display);
  font-size: var(--fs-md);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.site-header__logo-tagline {
  font-size: var(--fs-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.site-header__nav {
  position: relative;
}

.site-header__nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.site-header__nav-link {
  font-size: var(--fs-sm);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gray-100);
  padding: 0.3rem 0;
  border-bottom: 2px solid transparent;
}

.site-header__nav-link:focus-visible,
.site-header__nav-link:hover {
  color: var(--color-primary);
  border-color: rgba(212, 175, 55, 0.9);
}

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

.site-header__cta {
  padding-inline: 1.4rem;
}

.site-header__toggle {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 4px;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 999px;
  border: 1px solid var(--border-color-strong);
  background-color: rgba(0, 0, 0, 0.55);
  cursor: pointer;
}

.site-header__toggle-bar {
  width: 1.2rem;
  height: 2px;
  border-radius: 999px;
  background-color: var(--gray-100);
  transition: transform var(--transition-normal), opacity var(--transition-normal);
}

.site-header__toggle:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
}

.site-header__toggle.is-open .site-header__toggle-bar:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.site-header__toggle.is-open .site-header__toggle-bar:nth-child(2) {
  opacity: 0;
}

.site-header__toggle.is-open .site-header__toggle-bar:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

@media (max-width: 767.98px) {
  .site-header__inner {
    height: auto;
    padding-top: var(--space-8);
    padding-bottom: var(--space-8);
  }

  .site-header__toggle {
    display: inline-flex;
  }

  .site-header__nav {
    position: absolute;
    inset-inline: 0;
    top: 100%;
    background: radial-gradient(circle at top, rgba(212, 175, 55, 0.12), rgba(5, 6, 8, 0.98));
    border-bottom: 1px solid var(--border-color-subtle);
    transform-origin: top;
    transform: scaleY(0.9);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-normal), transform var(--transition-normal), visibility var(--transition-normal);
  }

  .site-header__nav--open {
    opacity: 1;
    visibility: visible;
    transform: scaleY(1);
  }

  .site-header__nav-list {
    flex-direction: column;
    align-items: flex-start;
    padding: var(--space-12) var(--container-padding-x) var(--space-12);
    gap: var(--space-6);
  }

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

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

@media (min-width: 768px) {
  .site-header__toggle {
    display: none;
  }

  .site-header__nav {
    display: block;
  }
}

@media (min-width: 992px) {
  .site-header__nav-list {
    gap: var(--space-12);
  }
}