.language-picker { position:relative; flex:0 0 auto; font-size:.8rem; z-index:10; }
.language-picker summary { cursor:pointer; padding:.65rem .75rem; border:1px solid var(--line,#d3dcc9); border-radius:8px; white-space:nowrap; }
.language-picker summary:focus-visible,.language-picker a:focus-visible { outline:3px solid var(--green,#26714e); outline-offset:3px; }
.language-panel { position:absolute; right:0; top:calc(100% + .5rem); width:min(300px,calc(100vw - 32px)); padding:1rem; background:var(--paper,#fffef9); color:var(--ink,#183d36); border:1px solid var(--line,#d3dcc9); border-radius:12px; box-shadow:0 10px 28px #183d3620; }
.language-panel ul { padding:0; margin:0; list-style:none; display:grid; grid-template-columns:1fr 1fr; gap:.25rem; }
.language-panel a { display:block; padding:.6rem; border-radius:6px; text-decoration:none; }
.language-panel a[aria-current=true] { background:#e9efdf; font-weight:700; }
.language-panel p { font-size:.75rem; line-height:1.5; margin:.75rem .5rem 0; }
.number-format { padding:1rem; margin:0 0 1rem; background:#f0f4e9; border:1px solid #d3dcc9; border-radius:10px; }
.number-format select { width:100%; max-width:100%; }
.number-format p { margin:.6rem 0 0; }
html:not([lang=en]) { font-family:Arial,"Noto Sans",sans-serif; }
html:not([lang=en]) h1,html:not([lang=en]) h2,html:not([lang=en]) h3,html:not([lang=en]) p,html:not([lang=en]) label,html:not([lang=en]) button { overflow-wrap:anywhere; }
html[lang=zh-Hans],html[lang=ja],html[lang=ko] { line-break:strict; }
html[lang=zh-Hans] .eyebrow,html[lang=ja] .eyebrow,html[lang=ko] .eyebrow { letter-spacing:.08em; }
html:not([lang=en]) .header-inner { gap:1rem; }
@media(min-width:801px) { html:not([lang=en]) .nav-links { gap:1rem; font-size:.83rem; } }
@media(max-width:1100px) { .header-inner { flex-wrap:wrap; } .language-picker { margin-left:auto; } }
@media(max-width:800px) { .header-inner { gap:.65rem; } .language-picker { margin-left:0; } .language-picker summary { font-size:.73rem; padding:.5rem; } .nav-links { order:10; width:100%; } .language-panel { right:0; } }
@media print { .language-picker,.number-format { display:none; } }
/* A two-row translated header must remain in flow on narrow screens. */
@media(max-width:1100px) { .site-header { position:relative; height:auto; min-height:96px; padding:14px 0; } }
@media(max-width:800px) { .language-picker { margin-left:auto; } }
@media(max-width:760px) { .site-header { min-height:76px; } .nav-links { top:100%; } }
html[lang=zh-Hans] h1,html[lang=zh-Hans] h2,html[lang=zh-Hans] h3,html[lang=ja] h1,html[lang=ja] h2,html[lang=ja] h3,html[lang=ko] h1,html[lang=ko] h2,html[lang=ko] h3 { letter-spacing:normal; }