/* Shared NGV article reading system for the actual static answer routes. */
:root{--ink:#17354b;--muted:#536775;--accent:#b99043;--line:#dce4e9;--paper:#f4f7f9}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#fff;color:var(--ink);font:16px/1.9 "PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;text-rendering:optimizeLegibility}a{color:var(--ink);text-underline-offset:4px;overflow-wrap:anywhere}a:focus-visible,summary:focus-visible{outline:3px solid var(--accent);outline-offset:4px}img{max-width:100%;height:auto}h1,h2,h3{font-weight:650;letter-spacing:-.02em;line-height:1.45;overflow-wrap:break-word}p,li{font-size:16px}li{margin:8px 0}ul,ol{padding-left:24px}
.answerSkip{position:fixed;left:16px;top:-80px;z-index:100;background:var(--ink);color:#fff;padding:10px 16px}.answerSkip:focus{top:12px}.answerSiteHeader{position:sticky;top:0;z-index:30;display:flex;align-items:center;justify-content:space-between;gap:30px;height:72px;padding:0 max(5vw,24px);background:#fff;border-bottom:1px solid var(--line)}.answerBrand{display:flex;align-items:center;min-height:44px;flex-shrink:0}.answerBrand img{display:block;width:224px;max-height:42px;object-fit:contain}.answerSiteHeader nav{display:flex;align-items:center;gap:28px}.answerSiteHeader nav a{display:flex;align-items:center;min-height:44px;font-size:14px;font-weight:600;text-decoration:none;white-space:nowrap}.answerSiteHeader nav a:last-child{border-bottom:2px solid var(--accent)}
main{width:min(960px,100%);margin:auto;padding:36px 24px 72px}.answerBreadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:28px;color:var(--muted);font-size:14px}.answerBreadcrumb a{display:inline-flex;align-items:center;min-height:44px}.answerBreadcrumb span{font-size:13px}main>header{padding:14px 0 30px;border-bottom:1px solid var(--line);background:#fff;color:var(--ink)}.kicker{color:#856c36;font-size:13px;font-weight:600;letter-spacing:.07em}h1{margin:20px 0 24px;font-size:clamp(30px,3.3vw,44px);line-height:1.42;text-wrap:balance}.lead{margin:0;font-size:18px;line-height:1.9;color:var(--muted)}.answerIdentity{margin:22px 0 0;font-size:13px;color:var(--muted)}h2{margin:38px 0 18px;font-size:27px}h3{margin:28px 0 12px;font-size:22px}.card{margin:28px 0;padding:24px 28px;border:1px solid var(--line);border-left:3px solid var(--accent);background:var(--paper)}.card h2:first-child{margin-top:0}.card p:last-child{margin-bottom:0}.card p,.card li{color:var(--muted)}.cta{display:inline-flex;align-items:center;justify-content:center;min-height:48px;margin-top:16px;padding:12px 18px;background:var(--ink);color:#fff;border:1px solid var(--ink);border-radius:2px;font-size:15px;font-weight:600;text-decoration:none}.faq{padding:20px 0;border-top:1px solid var(--line)}.faq summary{min-height:44px;cursor:pointer;font-weight:600;font-size:18px;line-height:1.6}.faq p{margin:14px 0 0;color:var(--muted)}section[lang=en]{margin:36px 0;padding-top:28px;border-top:1px solid var(--line)}section[lang=en] h2{margin-top:14px}.related{margin-top:32px;padding:22px 0;border-top:1px solid var(--line)}hr{height:1px;margin:36px 0;border:0;background:var(--line)}table{width:100%;border-collapse:collapse;table-layout:fixed;margin:24px 0;font-size:16px}th,td{border:1px solid var(--line);padding:12px 14px;text-align:left;vertical-align:top;overflow-wrap:anywhere}th{background:var(--paper);font-weight:600}.answerSiteFooter{padding:30px max(5vw,24px);background:var(--paper);border-top:1px solid var(--line);color:var(--muted);font-size:14px}.answerSiteFooter>div{width:min(912px,100%);margin:auto}.answerSiteFooter strong{font-size:15px;font-weight:600;color:var(--ink)}.answerSiteFooter nav{display:flex;flex-wrap:wrap;gap:12px 28px;margin-top:12px}.answerSiteFooter nav a{display:inline-flex;align-items:center;min-height:44px;font-size:15px}.answerSiteFooter p{margin:10px 0 0;font-size:13px}
@media(max-width:640px){.answerSiteHeader{height:68px;padding:0 20px;gap:14px}.answerBrand img{width:166px;max-height:36px}.answerSiteHeader nav{gap:14px}.answerSiteHeader nav a{font-size:13px}.answerSiteHeader nav a:first-child{display:none}main{padding:24px 20px 48px}.answerBreadcrumb{margin-bottom:16px;font-size:13px;gap:8px}main>header{padding:8px 0 26px}h1{font-size:30px;line-height:1.5;margin:16px 0 20px}.lead{font-size:17px}.answerIdentity{line-height:1.8}h2{font-size:25px;margin-top:30px}h3{font-size:21px}.card{padding:22px 20px;margin:24px 0}.faq summary{font-size:18px}.answerSiteFooter{padding:26px 20px}.answerSiteFooter nav{gap:8px 22px}th,td{padding:10px 8px;font-size:15px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}