/* Shared header navigation and language menu. */
.lang-switcher { position: relative; flex: 0 0 auto; }
.lang-trigger { display: inline-flex; align-items: center; justify-content: center; gap: 7px; min-height: 34px; padding: 0 10px; border: 1px solid var(--line); border-radius: 18px; background: transparent; color: var(--muted); font-size: 12px; cursor: pointer; white-space: nowrap; }
.lang-trigger:hover, .lang-switcher.open .lang-trigger { color: var(--ink); background: var(--surface-soft); }
.lang-trigger .icon { width: 16px; height: 16px; }
.lang-trigger .lang-chevron { width: 10px; height: 10px; }
.lang-current { min-width: 2em; text-align: center; }
.lang-menu { display: none; position: absolute; top: calc(100% + 10px); right: 0; z-index: 1; min-width: 160px; padding: 6px; background: var(--surface); border: 1px solid var(--line); border-radius: 12px; box-shadow: var(--shadow); }
.lang-switcher.open .lang-menu { display: block; }
.lang-option { display: flex; align-items: center; justify-content: space-between; gap: 18px; width: 100%; border: 0; border-radius: 6px; padding: 7px 12px; background: transparent; color: var(--muted); font-size: 13px; text-align: left; white-space: nowrap; cursor: pointer; }
.lang-option:hover, .lang-option:focus-visible { background: var(--surface-soft); }
.lang-option[aria-checked="true"] { color: var(--accent); }
.lang-check { visibility: hidden; }
.lang-option[aria-checked="true"] .lang-check { visibility: visible; }

.lang-option:focus-visible { outline-width: 2px; outline-offset: -2px; }

/* The portal link stays in the sticky product navigation at every screen size. */
.product-header .section-nav a { display: inline-flex; align-items: center; min-height: 44px; white-space: nowrap; }
.product-header .nav-home { color: var(--ink); }
@media (max-width: 800px) {
  html:has(.product-header) { scroll-padding-top: 134px; }
  .product-header .nav-inner { height: auto; min-height: 66px; flex-wrap: wrap; gap: 0 10px; }
  .product-header .brand { min-height: 66px; }
  .product-header .nav-actions { margin-left: auto; gap: 12px; }
  .product-header .section-nav { display: flex; order: 2; flex: 0 0 100%; flex-wrap: wrap; gap: 0 18px; margin: 0; padding-bottom: 6px; border-top: 1px solid var(--line); font-size: 12px; }
}

/* Visible language links when JavaScript is disabled. */
.language-fallback { display: flex; gap: 18px; padding-block: 10px; font-size: 13px; color: var(--muted); }
.language-fallback a { text-decoration: underline; text-underline-offset: 3px; }