.site-language{display:inline-flex;align-items:center;gap:8px;font-size:13px;flex-shrink:0}.site-language select{font:inherit;color:#213d38;background:#fff;border:1px solid #b5c6bc;border-radius:8px;padding:9px 11px;max-width:150px;cursor:pointer}.site-language select:focus-visible{outline:3px solid #bf6b36;outline-offset:3px}.nav{flex-wrap:wrap}.nav nav{flex-wrap:wrap;min-width:0}.nav>.site-language{margin-left:auto}.pay-page .site-language{margin-bottom:24px}.nav .brand span{letter-spacing:.6px;max-width:140px}h1,h2,h3,p,a,td,th{overflow-wrap:anywhere}html[lang=ja],html[lang=ko],html[lang=zh]{font-family:system-ui,sans-serif}html[lang=ja] h1,html[lang=zh] h1,html[lang=ko] h1{letter-spacing:0}.article table{display:block;max-width:100%;overflow-x:auto}@media(max-width:720px){.nav nav{justify-content:flex-start;gap:10px 15px}.site-language label{display:none}.hero h1{font-size:clamp(36px,11vw,54px)}.toc{overflow-wrap:anywhere}.nav .button{white-space:normal;max-width:100%}}@media print{.site-language{display:none!important}}