/* Shared language navigation, isolated from each app's navigation styles. */
.language-switcher {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px 12px;
    margin: 20px auto;
    padding: 0 16px;
    max-width: 1120px;
    font-size: 14px;
    line-height: 1.5;
}
.language-switcher a {
    display: inline-block;
    color: inherit;
    padding: 6px 10px;
    border: 1px solid transparent;
    border-radius: 6px;
    text-decoration: none;
}
.language-switcher a:hover { text-decoration: underline; }
.language-switcher a[aria-current="page"] { border-color: currentColor; font-weight: 700; }
.language-switcher a:focus-visible { outline: 3px solid currentColor; outline-offset: 3px; }
/* Translated headings can be longer than their English counterparts. */
h1, h2, h3 { overflow-wrap: anywhere; }
:lang(ja) h1, :lang(zh-Hant) h1, :lang(zh-Hans) h1,
:lang(ja) h2, :lang(zh-Hant) h2, :lang(zh-Hans) h2 { letter-spacing: normal; }