.site-header {
  width: calc(100% - (var(--page-side-border-width) * 2));
  max-width: var(--page-max-width);
  min-height: calc(var(--header-height) + var(--header-gold-bar-height));
  margin: 0 auto;
  background-color: var(--white);
  border-bottom: none;
  position: sticky;
  top: 0;
  z-index: 100;
}

.site-header::after {
  content: "";
  display: block;
  width: 100%;
  height: var(--header-gold-bar-height);
  background-color: var(--gold);
}

.site-nav {
  min-height: var(--header-height);
  max-width: var(--nav-max-width);
  margin: 0;
  padding: 0 34px;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 46px;
  background-color: var(--white);
}

.site-logo-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  text-decoration: none;
}

.site-logo {
  display: block;
  width: auto;
  height: var(--logo-height);
  max-width: var(--logo-max-width);
  object-fit: contain;
}

.nav-menu {
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 36px;
  margin: 0;
  padding: 0;
}

.nav-menu-item {
  margin: 0;
  padding: 0;
}

.nav-menu-link {
  color: var(--nav-link);
  text-decoration: none;
  font-size: 18px;
  line-height: 1;
  font-weight: 700;
  text-transform: capitalize;
  letter-spacing: 0.01em;
  transition: color 160ms ease;
}

.nav-menu-link:hover,
.nav-menu-link:focus {
  color: var(--nav-link-hover);
  outline: none;
}

.nav-toggle {
  display: none;
  border: 1px solid var(--nav-border);
  border-radius: 6px;
  background-color: var(--white);
  color: var(--nav-link);
  cursor: pointer;
  padding: 9px;
  margin-left: auto;
  font-size: 0;
  font-weight: 700;
  line-height: 1;
  text-transform: uppercase;
}

.nav-toggle-line {
  display: block;
  width: 100%;
  height: 2px;
  margin: 5px 0;
  background-color: var(--nav-link);
  border-radius: 999px;
}

@keyframes menuHintBlink {
  0% {
    opacity: 1;
  }

  50% {
    opacity: 0.25;
  }

  100% {
    opacity: 1;
  }
}

@media (max-width: 900px) {
  :root {
    --header-height: 96px;
    --header-gold-bar-height: 10px;
    --page-side-border-width: 18px;
    --logo-height: 74px;
    --logo-max-width: 300px;
  }

  .site-nav {
    padding: 0 24px;
    gap: 28px;
  }

  .nav-menu {
    gap: 24px;
  }

  .nav-menu-link {
    font-size: 16px;
  }
}

@media (max-width: 800px) {
  :root {
    --header-height: 76px;
    --header-gold-bar-height: 8px;
    --page-side-border-width: 0px;
    --logo-height: 54px;
    --logo-max-width: 220px;
  }

  .site-header {
    width: 100%;
    max-width: none;
    position: sticky;
  }

  .site-nav {
    min-height: var(--header-height);
    padding: 0 16px;
    flex-wrap: wrap;
    gap: 0;
  }

  .nav-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: auto;
    min-width: 72px;
    height: 38px;
    padding: 8px 16px;
    margin-left: auto;
    color: var(--gold);
    background-color: var(--navy);
    border: 2px solid var(--gold);
    border-radius: 999px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.28);
    font-size: 0.85rem;
    font-weight: 800;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    animation-name: menuHintBlink;
    animation-duration: 1.0s;
    animation-timing-function: ease-in-out;
    animation-iteration-count: 2;
    animation-fill-mode: forwards;
    transition:
      background-color 160ms ease,
      color 160ms ease,
      border-color 160ms ease,
      box-shadow 160ms ease,
      transform 160ms ease;
  }

  .nav-toggle:hover,
  .nav-toggle:focus {
    color: var(--black);
    background-color: var(--gold);
    border-color: var(--gold);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.34);
    transform: translateY(-1px);
    outline: none;
  }

  .nav-toggle[aria-expanded="true"] {
    color: var(--black);
    background-color: var(--gold);
    border-color: var(--gold);
  }

  .nav-toggle-line {
    display: none;
  }

  .nav-menu {
    display: none;
    width: 100%;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    margin-top: 10px;
    padding: 8px 0 12px 0;
    border-top: 1px solid var(--nav-border);
    background-color: var(--white);
  }

  .nav-menu-open {
    display: flex;
  }

  .nav-menu-item {
    width: 100%;
  }

  .nav-menu-link {
    display: block;
    width: 100%;
    padding: 12px 0;
    font-size: 15px;
  }
}

@media (max-width: 420px) {
  :root {
    --header-height: 68px;
    --header-gold-bar-height: 7px;
    --logo-height: 46px;
    --logo-max-width: 180px;
  }

  .site-nav {
    padding: 0 12px;
  }

  .nav-toggle {
    min-width: 66px;
    height: 34px;
    padding: 7px 13px;
    font-size: 0.78rem;
  }
}

@media (max-width: 360px) {
  :root {
    --logo-height: 40px;
    --logo-max-width: 155px;
  }

  .nav-toggle {
    min-width: 60px;
    padding: 7px 11px;
    font-size: 0.72rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .nav-toggle {
    animation: none;
  }
}