body.site{margin:0;color:#132034;background:radial-gradient(circle at top,rgba(198,221,255,.62),transparent 34%),linear-gradient(180deg,#f4f8fd,#eef3f9 44%,#e7edf4);font-family:var(--font-serif),Georgia,serif}body.site a{color:inherit;text-decoration:none}body.site img{display:block;max-width:100%}body.site .site-shell{width:min(1120px,calc(100vw - 24px));margin:0 auto}body.site .site-top{position:-webkit-sticky;position:sticky;top:0;z-index:40;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:rgba(244,248,253,.84);border-bottom:1px solid rgba(19,32,52,.1)}body.site .site-bar{width:min(1120px,calc(100vw - 24px));margin:0 auto;min-height:62px;display:grid;grid-template-columns:1fr auto auto;grid-gap:10px;gap:10px;align-items:center}body.site .brand{min-width:0}body.site .brand-home,body.site .brand-link{display:inline-flex;align-items:center;gap:10px;min-width:0;font-size:15px;font-weight:700;letter-spacing:.02em}body.site .brand-home{font-size:16px}body.site .brand-mark{width:12px;height:12px;border-radius:50%;background:linear-gradient(135deg,#1861d8,#7cc4ff);box-shadow:0 0 0 4px rgba(24,97,216,.1);flex:none}body.site .menu{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:1px solid rgba(19,32,52,.14);background:#ffffff;color:#132034;border-radius:999px;padding:9px 14px;font:inherit;font-size:13px;box-shadow:0 8px 18px rgba(19,32,52,.08)}body.site.nav-open{overflow:hidden}body.site .nav-list{position:fixed;inset:62px 0 auto 0;margin:0;padding:12px;list-style:none;display:none;gap:8px;background:rgba(244,248,253,.98);border-bottom:1px solid rgba(19,32,52,.1);max-height:calc(100dvh - 62px);overflow:auto}body.site.nav-open .nav-list{display:grid}body.site .nav-list>li{position:relative}body.site .nav-list>li>a,body.site .nav-list>li>span{display:flex;align-items:center;justify-content:space-between;gap:10px;min-height:42px;padding:0 14px;border:1px solid rgba(19,32,52,.12);border-radius:16px;background:#ffffff}body.site .nav-list>li.tap>.subnav,body.site .nav-list>li:hover>.subnav{display:grid}body.site .subnav{display:none;list-style:none;margin:8px 0 0;padding:8px;gap:6px;background:#ffffff;border:1px solid rgba(19,32,52,.12);border-radius:16px}body.site .subnav a{display:block;padding:10px 12px;border-radius:12px;background:rgba(24,97,216,.06)}body.site .page{padding:18px 0 28px}body.site .content-card,body.site .hero-card,body.site .list-card{background:rgba(255,255,255,.86);border:1px solid rgba(19,32,52,.1);box-shadow:0 16px 40px rgba(19,32,52,.08);border-radius:24px}body.site .hero-card{overflow:hidden}body.site .hero-grid{display:grid;grid-gap:14px;gap:14px}body.site h1{margin:0;font-size:16px;line-height:1.3}body.site h2{margin:0;font-size:15px;line-height:1.45}body.site .content-head,body.site .hero-copy,body.site .list-head{padding:18px}body.site .content-head p,body.site .hero-copy p,body.site .list-head p{margin:0;color:rgba(19,32,52,.74);line-height:1.7}body.site .article-cover,body.site .block-media,body.site .hero-visual{position:relative;overflow:hidden;aspect-ratio:16/10;background:#dfe8f3}body.site .article-cover img,body.site .block-media img,body.site .hero-visual img{width:100%;height:100%;object-fit:cover}body.site .section-grid{display:grid;grid-gap:14px;gap:14px;margin-top:14px}body.site .block-card,body.site .hot-card,body.site .tag-card{background:rgba(255,255,255,.84);border:1px solid rgba(19,32,52,.1);border-radius:22px;overflow:hidden}body.site .block-card h2,body.site .hot-card h2,body.site .tag-card h2{padding:14px 16px 0}body.site .block-card .block-body,body.site .hot-card ul,body.site .tag-card ul{padding:14px 16px 16px;margin:0;list-style:none;display:grid;grid-gap:10px;gap:10px}body.site .article-list a,body.site .hot-card a,body.site .tag-card a{display:block;padding:12px 14px;border-radius:16px;background:rgba(24,97,216,.06)}body.site .article-list{margin:0;padding:0;list-style:none;display:grid;grid-gap:12px;gap:12px}body.site .article-card{overflow:hidden}body.site .article-card a{display:grid;grid-gap:0;gap:0}body.site .article-meta{padding:14px 16px 16px}body.site .article-meta h2{margin-bottom:6px}body.site .article-desc,body.site .cat-desc{margin:8px 0 0;color:rgba(19,32,52,.7);font-size:14px;line-height:1.7}body.site .breadcrumbs{margin:0 0 14px;padding:0}body.site .breadcrumbs ol{margin:0;padding:0;list-style:none;display:flex;flex-wrap:wrap;gap:8px;align-items:center;color:rgba(19,32,52,.68)}body.site .breadcrumbs li+li:before{content:">";margin-right:8px;color:rgba(19,32,52,.38)}body.site .in-article-toc{margin:16px 0;padding:16px;border-radius:18px;border:1px solid rgba(19,32,52,.1);background:rgba(255,255,255,.8)}body.site .in-article-toc ol{margin:10px 0 0;padding-left:18px;display:grid;grid-gap:8px;gap:8px}body.site .copy{padding:0 18px 18px;line-height:1.9;color:#1a2c46}body.site .copy h2{margin:22px 0 10px;font-size:15px}body.site .copy ol,body.site .copy p,body.site .copy ul{margin:0 0 14px}body.site .pager{margin-top:18px;display:flex;justify-content:center}body.site .pager nav{display:flex;gap:10px;flex-wrap:wrap}body.site #friend-links{margin-top:18px;padding:16px;border-radius:22px;border:1px solid rgba(19,32,52,.1);background:rgba(255,255,255,.78)}body.site #friend-links ul{margin:10px 0 0;padding:0;list-style:none;display:flex;flex-wrap:wrap;gap:10px}body.site #friend-links a{display:inline-flex;padding:8px 12px;border-radius:999px;background:rgba(24,97,216,.08)}@media (min-width:769px){body.site .site-bar{grid-template-columns:auto 1fr auto}body.site .menu{display:none}body.site .nav-list{position:static;inset:auto;margin:0;padding:0;display:flex!important;align-items:center;justify-content:flex-end;gap:10px;background:transparent;border:0;max-height:none;overflow:visible}body.site .nav-list>li>a,body.site .nav-list>li>span{min-height:36px;padding:0 12px;border-radius:999px}body.site .nav-list>li{padding-bottom:14px}body.site .subnav{position:absolute;left:0;top:calc(100% - 4px);min-width:220px;z-index:20;box-shadow:0 16px 32px rgba(19,32,52,.14)}body.site .hero-grid{grid-template-columns:1.2fr .8fr;align-items:stretch}body.site .section-grid{grid-template-columns:repeat(12,1fr)}body.site .block-card:first-child{grid-column:span 7}body.site .block-card:nth-child(2){grid-column:span 5}body.site .block-card:nth-child(3),body.site .hot-card,body.site .tag-card{grid-column:span 4}body.site .article-list{grid-template-columns:repeat(2,minmax(0,1fr))}body.site .content-grid{display:grid;grid-template-columns:minmax(0,1fr) 300px;grid-gap:18px;gap:18px}}