.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-nav);
  width: 100%;
  max-width: 100%;
  border-bottom: 1px solid transparent;
  padding-top: var(--safe-top);
  overflow: visible;
  transition:
    background-color var(--t-base),
    box-shadow var(--t-base),
    border-color var(--t-base);
}

.site-header.is-scrolled {
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
}

@supports (backdrop-filter: blur(1px)) {
  .site-header {
    background: rgba(249, 249, 249, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
  }

  .site-header--dark:not(.is-scrolled) {
    background: transparent;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }
}

.site-header__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  align-items: center;
  gap: var(--space-4);
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding: var(--space-5) var(--gutter-mobile);
}

.site-header__logo {
  grid-column: 1;
  justify-self: start;
}

.site-header__nav {
  grid-column: 2;
  justify-self: center;
}

.site-header__actions {
  grid-column: 3;
  justify-self: end;
}

@media (min-width: 1024px) {
  .site-header__inner {
    padding: var(--space-5) var(--section-pad-x-desktop);
  }
}

@media (max-width: 767px) {
  .site-header__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    padding-block: var(--space-3);
  }

  .site-header__logo {
    grid-column: 1;
    grid-row: 1;
  }

  .site-header__nav {
    display: none;
  }

  .site-header__actions {
    grid-column: 2;
    grid-row: 1;
    gap: 0;
  }
}

.site-header__logo {
  display: flex;
  align-items: center;
  min-height: 44px;
  min-width: 0;
  flex-shrink: 0;
  overflow: visible;
  padding-block: var(--space-1);
}

.site-header--dark {
  border-bottom-color: rgba(181, 166, 66, 0.12);
}

.site-header--dark:not(.is-scrolled) {
  background: transparent;
  border-bottom-color: rgba(255, 255, 255, 0.08);
}

.site-header--dark .site-header__link {
  color: rgba(255, 255, 255, 0.9);
  font-weight: 400;
  letter-spacing: 0.1em;
  white-space: nowrap;
}

.site-header--dark .site-header__link:hover,
.site-header--dark .site-header__link:focus-visible {
  color: var(--color-brass);
}

.site-header--dark .site-header__burger {
  color: var(--color-on-primary);
}

.site-header--dark.is-scrolled {
  border-bottom-color: var(--color-outline-variant);
}

.site-header--dark.is-scrolled .site-header__link {
  color: var(--color-on-surface-variant);
  font-weight: 600;
}

.site-header--dark.is-scrolled .site-header__burger {
  color: var(--color-on-surface);
}

.site-header__nav {
  display: none;
  align-items: center;
  gap: var(--space-6);
  flex-shrink: 0;
}

@media (min-width: 768px) {
  .site-header__nav {
    display: flex;
  }
}

@media (min-width: 768px) and (max-width: 1023px) {
  .site-header__inner {
    padding-block: var(--space-4);
  }

  .site-header__nav {
    gap: var(--space-4);
  }

  .site-header__link {
    font-size: 0.6875rem;
    letter-spacing: 0.08em;
    min-height: 40px;
  }

  .site-header__cta {
    min-height: 40px;
    padding: var(--space-2) var(--space-4);
    font-size: 0.6875rem;
  }
}

@media (min-width: 1024px) {
  .site-header__nav {
    gap: var(--space-8);
  }
}

.site-header__link {
  color: var(--color-on-surface-variant);
  transition: color var(--t-base);
  min-height: 44px;
  display: flex;
  align-items: center;
}

.site-header__link:hover,
.site-header__link:focus-visible {
  color: var(--color-brass);
}

.site-header__actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-shrink: 0;
}

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

@media (max-width: 767px) {
  .site-header__actions .site-header__cta.btn {
    display: none;
  }
}

.site-header__burger {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  color: var(--color-on-surface);
  flex-shrink: 0;
}

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

.mobile-nav {
  position: fixed;
  inset: 0;
  z-index: calc(var(--z-nav) + 1);
  display: none;
  width: 100%;
  max-width: 100%;
  overflow: hidden;
}

.mobile-nav.is-open {
  display: block;
}

.mobile-nav__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(26, 28, 28, 0.6);
  opacity: 0;
  transition: opacity var(--t-base);
}

.mobile-nav.is-open .mobile-nav__backdrop {
  opacity: 1;
}

.mobile-nav__panel {
  position: absolute;
  top: 0;
  right: 0;
  width: min(100%, 20rem);
  max-width: 100%;
  height: 100%;
  background: var(--color-surface);
  border-left: var(--border-thin);
  padding: calc(var(--safe-top) + 5rem) var(--space-8) var(--space-8);
  transform: translate3d(100%, 0, 0);
  transition: transform var(--t-base);
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

.mobile-nav.is-open .mobile-nav__panel {
  transform: translate3d(0, 0, 0);
}

.mobile-nav__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.mobile-nav__link {
  display: block;
  min-height: 44px;
  line-height: 44px;
  color: var(--color-on-surface-variant);
}

.mobile-nav__link:hover {
  color: var(--color-brass);
}

.mobile-nav__close {
  position: absolute;
  top: calc(var(--safe-top) + var(--space-4));
  right: var(--space-4);
  z-index: 2;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-on-surface);
}

body.is-nav-open {
  overflow: hidden;
  touch-action: none;
}