.site-container {
  width: min(1280px, calc(100% - 48px));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  flex: 0 0 auto;
  border-bottom: 1px solid color-mix(in srgb, var(--ark-color-outline-variant) 72%, transparent);
  background: color-mix(in srgb, var(--ark-color-background) 88%, transparent);
  color: var(--ark-color-on-surface);
  backdrop-filter: blur(22px);
}

.site-header-inner {
  position: relative;
  display: flex;
  min-height: 76px;
  align-items: center;
  gap: 30px;
}

.site-brand,
.site-footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
}

.site-brand {
  flex: 0 0 auto;
  color: var(--ark-color-on-surface);
  font-size: 20px;
  font-weight: 900;
  letter-spacing: -.045em;
  text-decoration: none;
}

.site-brand img,
.site-footer-brand img {
  display: block;
  flex: 0 0 auto;
  border-radius: var(--ark-shape-small);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 26px;
  margin-right: auto;
}

.site-nav a,
.site-nav button,
.site-account-action,
.site-footer a {
  color: var(--ark-color-on-surface-variant);
  font-size: 14px;
  font-weight: 750;
  text-decoration: none;
}

.site-nav a {
  position: relative;
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  white-space: nowrap;
}

.site-nav a:hover,
.site-footer a:hover {
  color: var(--ark-color-tertiary);
}

.site-auth-nav a.active,
.site-legal-nav a.active {
  color: var(--ark-color-on-surface);
}

.site-auth-nav a.active::after,
.site-legal-nav a.active::after {
  position: absolute;
  right: 0;
  bottom: 4px;
  left: 0;
  height: 2px;
  border-radius: var(--ark-shape-full);
  background: var(--ark-color-primary);
  content: "";
}

.site-header-actions {
  display: flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 10px;
}

.site-header .language-menu-button,
.site-header .theme-toggle {
  min-height: 40px;
  border: 1px solid var(--ark-color-outline);
  border-radius: var(--ark-shape-full);
  background: var(--ark-color-surface-container-lowest);
  color: var(--ark-color-on-surface);
  box-shadow: none;
  padding: 0 12px;
  font-weight: 750;
}

.site-header .language-menu-button {
  padding: 7px 10px 7px 12px;
}

.site-header .language-menu-button:hover,
.site-header .theme-toggle:hover {
  border-color: var(--ark-color-tertiary);
  background: var(--ark-color-surface-container-lowest);
  color: var(--ark-color-tertiary);
}

.site-header .theme-toggle > span:last-child {
  display: none;
}

.site-header .material-symbols-rounded {
  width: 1em;
  height: 1em;
  flex: 0 0 1em;
  overflow: hidden;
  line-height: 1;
}

.site-account-action {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  gap: 7px;
  border: 0;
  border-radius: var(--ark-shape-full);
  background: var(--ark-color-on-surface);
  color: var(--ark-color-surface);
  padding: 0 17px;
  cursor: pointer;
}

.site-account-action:hover {
  background: var(--ark-color-primary);
  color: var(--ark-color-on-primary);
}

.site-nav-toggle,
.site-nav-mobile-logout {
  display: none;
}

.site-footer {
  flex: 0 0 auto;
  border-top: 1px solid var(--ark-color-outline-variant);
  background: var(--ark-color-surface-container-lowest);
  color: var(--ark-color-on-surface);
  padding: 36px 0;
}

.site-footer-grid {
  display: grid;
  grid-template-columns: 1fr auto auto;
  align-items: center;
  gap: 40px;
}

.site-footer-brand strong {
  display: block;
  font-size: 17px;
}

.site-footer-brand p,
.site-footer-grid > p {
  margin: 1px 0 0;
  color: var(--ark-color-on-surface-variant);
  font-size: 12px;
}

.site-footer nav {
  display: flex;
  gap: 20px;
}

/*
 * Keep the global site chrome close to the viewport edges on wide screens.
 * Page content may remain editorially bounded; header and footer alignment
 * belongs to the shared shell and must stay identical across page families.
 */
@media (min-width: 1121px) {
  .site-header > .site-header-inner,
  .site-footer > .site-footer-grid {
    width: calc(100% - clamp(48px, 5vw, 96px));
    max-width: none;
  }
}

@media (max-width: 1120px) {
  .site-container {
    width: min(100% - 36px, 1040px);
  }

  .site-header > .site-header-inner,
  .site-footer > .site-footer-grid {
    width: min(100% - 36px, 1040px);
  }

  .site-public-nav {
    display: none;
  }

  .site-header-actions {
    margin-left: auto;
  }

  .site-header-authenticated .site-header-inner {
    flex-wrap: wrap;
    gap: 10px 18px;
    padding-block: 10px;
  }

  .site-header-authenticated .site-auth-nav {
    order: 3;
    width: 100%;
    flex-wrap: wrap;
    gap: 8px 18px;
  }

  .js .site-header-authenticated .site-auth-nav {
    position: absolute;
    top: calc(100% + 9px);
    right: 0;
    z-index: 110;
    display: none;
    width: min(340px, calc(100vw - 36px));
    margin: 0;
    border: 1px solid var(--ark-color-outline-variant);
    border-radius: var(--ark-shape-extra-large);
    background: color-mix(in srgb, var(--ark-color-surface-container-lowest) 96%, transparent);
    box-shadow: var(--ark-elevation-level3);
    padding: 10px;
    backdrop-filter: blur(20px);
  }

  .js .site-header-authenticated .site-auth-nav.is-open {
    display: grid;
    gap: 4px;
  }

  .js .site-header-authenticated .site-auth-nav a,
  .js .site-header-authenticated .site-auth-nav button {
    width: 100%;
    min-height: 48px;
    justify-content: flex-start;
    border: 0;
    border-radius: var(--ark-shape-medium);
    background: transparent;
    color: var(--ark-color-on-surface);
    padding: 10px 14px;
    cursor: pointer;
    text-align: left;
  }

  .js .site-header-authenticated .site-auth-nav a.active {
    background: var(--ark-color-primary-container);
    color: var(--ark-color-on-primary-container);
  }

  .js .site-header-authenticated .site-auth-nav a.active::after {
    display: none;
  }

  .js .site-header-authenticated .site-auth-nav a:hover,
  .js .site-header-authenticated .site-auth-nav button:hover {
    background: var(--ark-color-surface-container);
  }

  .js .site-header-authenticated .site-nav-mobile-logout,
  .js .site-header-authenticated .site-nav-toggle {
    display: inline-flex;
  }

  .js .site-header-authenticated .site-desktop-logout {
    display: none;
  }
}

@media (max-width: 900px) {
  .site-footer-grid {
    grid-template-columns: 1fr;
    gap: 23px;
    text-align: center;
  }

  .site-footer-brand,
  .site-footer nav {
    justify-content: center;
  }
}

@media (max-width: 720px) {
  .site-container {
    width: min(100% - 28px, 620px);
  }

  .site-header > .site-header-inner,
  .site-footer > .site-footer-grid {
    width: min(100% - 28px, 620px);
  }

  .site-header-inner {
    min-height: 70px;
    gap: 9px;
    padding-block: 9px;
  }

  .site-brand span {
    display: none;
  }

  .site-header-actions {
    flex: 1;
    justify-content: flex-end;
  }

  .site-header-authenticated .language-menu-button > span:not(.language-menu-arrow) {
    display: none;
  }

  .site-header-authenticated .site-auth-nav {
    right: 0;
    left: 0;
    width: auto;
  }

  .site-account-action {
    min-height: 39px;
    padding-inline: 14px;
    font-size: 12px;
  }
}

@media (max-width: 560px) {
  .site-footer nav {
    flex-wrap: wrap;
    justify-content: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .site-header *,
  .site-footer * {
    transition: none !important;
  }
}