.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
}

.site-header-inner {
  min-height: 64px;
}

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

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

.brand-mark {
  width: 32px;
  height: 32px;
  border-radius: 6px;
  border: 1px solid rgba(0, 0, 0, 0.32);
  background: linear-gradient(145deg, #ffffff, #dedfe2);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.12);
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-family: var(--font-display);
  font-size: var(--font-size-xl);
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.brand-tagline {
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--gray-500);
}

/* Navigation */

.nav {
  margin-left: auto;
}

.nav-list {
  display: flex;
  gap: var(--space-10);
  align-items: center;
}

.nav-item-cta .nav-link-cta {
  padding: 0.45rem 1.1rem;
  border-radius: var(--radius-full);
  border: 1px solid rgba(0, 0, 0, 0.12);
  background-color: var(--color-primary);
  color: #ffffff;
  font-size: var(--font-size-xs);
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.nav-item-cta .nav-link-cta::after {
  display: none;
}

.nav-item-cta .nav-link-cta:hover {
  background-color: #cf6a50;
}

/* Mobile nav toggle */

.nav-toggle {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 40px;
  height: 40px;
  border-radius: 999px;
  border: 1px solid var(--color-border-subtle);
  background-color: rgba(255, 255, 255, 0.9);
  cursor: pointer;
  gap: 5px;
}

.nav-toggle-bar {
  width: 18px;
  height: 1px;
  background-color: #000000;
  transition: transform var(--transition-base), opacity var(--transition-base);
}

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

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

/* Mobile layout */

@media (max-width: 959.98px) {
  .nav {
    position: fixed;
    inset: 64px 0 auto 0;
    background: rgba(245, 245, 246, 0.98);
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--transition-base), opacity var(--transition-base);
  }

  .nav.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
    display: block;
    padding: 10px;
  }

  .nav-list {
    flex-direction: column;
    align-items: flex-start;
    padding: var(--space-12) var(--space-8) var(--space-16);
  }

  .nav-item-cta .nav-link-cta {
    margin-top: var(--space-4);
  }

  .header-sticky-cta {
    display: none;
  }
}

/* Desktop layout */

@media (min-width: 960px) {
  .nav-toggle {
    display: none;
  }

  .nav {
    position: static;
    transform: none !important;
    opacity: 1 !important;
    pointer-events: auto !important;
  }
}

/* Sticky CTA refinement */

.header-sticky-cta {
  box-shadow: var(--shadow-medium);
}

@media (min-width: 960px) {
  .header-sticky-cta {
    right: var(--space-16);
    bottom: var(--space-16);
  }
}