.nf{--nf-ink:#1a1a1a;--nf-graphite:#474747;--nf-ash:#6e6e6e;--nf-line:#ededed;--nf-blue:#0048ff;min-height:100dvh;color:var(--nf-ink);font-family:var(--font-body),var(--font-cjk),ui-sans-serif,system-ui,sans-serif;-webkit-font-smoothing:antialiased;background:#fff}.nf[data-mode=lang] .nf-lang{display:none}html[lang=en] .nf[data-mode=lang] .nf-lang[data-lang=en],html[lang=ja] .nf[data-mode=lang] .nf-lang[data-lang=ja],html[lang=zh] .nf[data-mode=lang] .nf-lang[data-lang=zh]{display:flex}.nf-lang{flex-direction:column;min-height:100dvh}.nf[data-mode=all] .nf-lang{min-height:0;display:flex}.nf[data-mode=all] .nf-lang+.nf-lang{border-top:1px solid var(--nf-line)}.nf[data-mode=all] .nf-lang+.nf-lang .nf-bar,.nf[data-mode=all] .nf-lang:not(:last-child) .nf-foot{display:none}.nf[data-mode=all] .nf-main{flex:none;padding-block:48px}.nf[data-chrome=site]{background:0 0;min-height:0}.nf[data-chrome=site] .nf-lang{min-height:0}.nf[data-chrome=site] .nf-main{padding:clamp(56px,9vh,112px) 0 clamp(72px,11vh,136px)}.nf-bar{justify-content:space-between;align-items:center;gap:16px;width:min(1136px,100% - 32px);height:72px;margin:0 auto;display:flex}.nf-logo{align-items:center;min-height:44px;display:inline-flex}.nf-bar-link{color:var(--nf-ink);padding:12px 4px;font-size:14px;font-weight:600;text-decoration:none}.nf-bar-link:hover{color:var(--nf-blue)}.nf-main{flex-direction:column;flex:1;justify-content:center;align-items:flex-start;width:min(720px,100% - 32px);margin:0 auto;padding:56px 0 72px;display:flex}.nf-code{font-family:var(--font-head),var(--font-cjk),ui-sans-serif,system-ui,sans-serif;letter-spacing:.08em;color:var(--nf-blue);font-size:14px;font-weight:600}.nf-title{font-family:var(--font-head),var(--font-cjk),ui-sans-serif,system-ui,sans-serif;letter-spacing:-.01em;margin:14px 0 0;font-size:clamp(28px,5vw,44px);font-weight:600;line-height:1.2}.nf-lang[lang=ja] .nf-title{word-break:keep-all;overflow-wrap:anywhere}.nf-body{max-width:36em;color:var(--nf-graphite);margin-top:16px;font-size:16px;line-height:1.7}.nf-lang[lang=ja] .nf-body{word-break:keep-all;overflow-wrap:anywhere}.nf-actions{flex-wrap:wrap;gap:12px;margin-top:32px;display:flex}.nf-btn{border:1px solid var(--nf-line);min-height:44px;color:var(--nf-ink);background:#fff;border-radius:999px;align-items:center;padding:0 20px;font-size:14px;font-weight:600;text-decoration:none;transition:border-color .15s,box-shadow .15s;display:inline-flex}.nf-btn:hover{border-color:var(--nf-ash)}.nf-btn--primary{background:var(--nf-blue);border-color:var(--nf-blue);color:#fff}.nf-btn--primary:hover{border-color:var(--nf-blue);box-shadow:0 0 0 5px #dbeafe}.nf-popular{border-top:1px solid var(--nf-line);align-self:stretch;margin-top:48px;padding-top:24px}.nf-popular-title{color:var(--nf-ash);font-size:12px;font-weight:600}.nf-popular-list{flex-wrap:wrap;gap:4px 24px;margin:8px 0 0;padding:0;list-style:none;display:flex}.nf-popular-list a{color:var(--nf-ink);text-underline-offset:3px;padding:10px 0;font-size:14px;-webkit-text-decoration:underline #d9d9d9;text-decoration:underline #d9d9d9;display:inline-block}.nf-popular-list a:hover{color:var(--nf-blue);text-decoration-color:currentColor}.nf-foot{border-top:1px solid var(--nf-line);width:min(1136px,100% - 32px);color:var(--nf-ash);flex-wrap:wrap;align-items:center;gap:4px 16px;margin:0 auto;padding:16px 0 28px;font-size:12px;display:flex}.nf-foot a{color:inherit;text-underline-offset:3px;padding:10px 0;-webkit-text-decoration:underline #d9d9d9;text-decoration:underline #d9d9d9}.nf-foot a:hover{color:var(--nf-ink)}.nf a:focus-visible{outline:2px solid var(--nf-blue);outline-offset:2px;border-radius:6px}