body.site{margin:0;color:#142033;background:#f3f7fb;font-family:var(--font-serif),ui-serif,Georgia,serif;line-height:1.7}body.site a{color:inherit;text-decoration:none}body.site img{display:block;max-width:100%}body.site .site-shell{min-height:100vh}body.site .chrome{position:relative;z-index:2;border-bottom:1px solid rgba(20,32,51,.12);background:rgba(243,247,251,.96);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}body.site .chrome-inner{width:min(1180px,calc(100% - 32px));margin:0 auto;padding:16px 0 14px}body.site .topbar{display:flex;align-items:center;justify-content:space-between;gap:14px}body.site .brand{display:inline-flex;align-items:center;gap:10px;min-width:0}body.site .brand-mark{width:38px;height:38px;border-radius:12px;background:linear-gradient(135deg,#1f4b7a,#2f7db0);box-shadow:0 8px 24px rgba(31,75,122,.22);flex:none}body.site .brand-name{margin:0}body.site .brand-link,body.site .brand-name{font-size:16px;line-height:1.2;font-weight:700;letter-spacing:.02em}body.site .brand-link.home{font-size:16px}body.site .brand-meta{margin-top:2px;font-size:12px;color:#5e7086}body.site .menu{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:1px solid rgba(20,32,51,.16);background:#ffffff;color:#142033;border-radius:999px;padding:10px 14px;font:inherit;font-size:13px;line-height:1;cursor:pointer}body.site.nav-open .menu{background:#142033;color:#fff;border-color:#142033}body.site .nav-list{display:none;margin-top:14px;padding:12px;list-style:none;border:1px solid rgba(20,32,51,.12);border-radius:18px;background:#fff;box-shadow:0 18px 40px rgba(20,32,51,.08)}body.site.nav-open .nav-list{display:grid;grid-gap:6px;gap:6px}body.site .nav-list>li{position:relative}body.site .nav-list>li.tap>.nav-children{display:grid}body.site .nav-list>li>a,body.site .nav-list>li>span.nav-group{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:10px 12px;border-radius:12px;font-size:14px;font-weight:600;background:#f4f8fc}body.site .nav-list>li>a:hover,body.site .nav-list>li>span.nav-group:hover{background:#e7f0f8}body.site .nav-children{display:none;margin:6px 0 0;padding:8px;list-style:none;border-radius:14px;background:#fff;border:1px solid rgba(20,32,51,.12)}body.site .nav-children a{display:block;padding:8px 10px;border-radius:10px;font-size:13px;color:#31455d}body.site .nav-children a:hover{background:#eef4fa}body.site .page{width:min(1180px,calc(100% - 32px));margin:0 auto;padding:18px 0 40px}body.site .crumbs{margin:0 0 14px}body.site .crumbs ol{display:flex;flex-wrap:wrap;gap:6px;margin:0;padding:0;list-style:none;font-size:13px;color:#607085}body.site .crumbs li{display:inline-flex;align-items:center;gap:6px}body.site .crumbs li+li:before{content:">";color:#9aa9ba}body.site h1{margin:0;font-size:16px;line-height:1.35;letter-spacing:.01em}body.site h2{margin:0;font-size:15px;line-height:1.5}body.site .hero{display:grid;grid-gap:16px;gap:16px}body.site .article-card,body.site .hero-card,body.site .list-card,body.site .panel,body.site .tile{border:1px solid rgba(20,32,51,.1);background:#fff;border-radius:22px;box-shadow:0 16px 38px rgba(20,32,51,.06)}body.site .hero-card{overflow:hidden}body.site .hero-copy{padding:18px}body.site .hero-copy h1{font-size:16px}body.site .hero-copy .summary{margin:10px 0 0;color:#4a5d72;font-size:14px}body.site .hero-media{position:relative;aspect-ratio:16/10;overflow:hidden}body.site .hero-media img{object-fit:cover}body.site .home-grid{display:grid;grid-gap:16px;gap:16px;margin-top:16px}body.site .panel{padding:16px}body.site .panel h2{margin-bottom:12px}body.site .block-grid{display:grid;grid-gap:14px;gap:14px}body.site .block{overflow:hidden}body.site .block .block-media{position:relative;aspect-ratio:4/3;overflow:hidden;border-radius:18px}body.site .block .block-body{padding:14px 2px 2px}body.site .block .block-html>:first-child{margin-top:0}body.site .block .block-html>:last-child{margin-bottom:0}body.site .article-list,body.site .friend-list,body.site .hot-list,body.site .tag-list{display:grid;grid-gap:10px;gap:10px;padding:0;margin:0;list-style:none}body.site .friend-list a,body.site .hot-list a,body.site .tag-list a{display:inline-flex;align-items:center;min-height:44px}body.site .hot-list a{justify-content:space-between;padding:10px 12px;border-radius:14px;background:#f4f8fc;font-weight:600}body.site .tag-list{grid-template-columns:repeat(2,minmax(0,1fr))}body.site .tag-list a{justify-content:center;padding:10px 12px;border-radius:999px;background:#eef4fa;color:#30465d;font-size:13px}body.site .friend-list a{padding:10px 0;border-bottom:1px solid rgba(20,32,51,.08);color:#30465d}body.site #friend-links{margin-top:16px}body.site .list-layout{display:grid;grid-gap:16px;gap:16px}body.site .list-card{display:grid;grid-gap:14px;gap:14px;padding:14px}body.site .list-card .cover{position:relative;aspect-ratio:16/10;overflow:hidden;border-radius:16px}body.site .list-card .cover img{object-fit:cover}body.site .list-card h2{font-size:15px}body.site .article-desc,body.site .cat-desc{margin:10px 0 0;color:#516377;font-size:14px}body.site .article-layout{display:grid;grid-gap:16px;gap:16px}body.site .article-body,body.site .article-head{border:1px solid rgba(20,32,51,.1);background:#fff;border-radius:22px;box-shadow:0 16px 38px rgba(20,32,51,.06)}body.site .article-head{padding:18px}body.site .article-kicker{margin:0 0 8px;color:#2f6f9a;font-size:12px;font-weight:700;letter-spacing:.06em;text-transform:uppercase}body.site .article-cover{position:relative;aspect-ratio:16/10;margin-top:14px;overflow:hidden;border-radius:18px}body.site .article-cover img{object-fit:cover}body.site .in-article-toc{padding:16px;border:1px solid rgba(20,32,51,.1);background:#fff;border-radius:22px;box-shadow:0 16px 38px rgba(20,32,51,.06)}body.site .in-article-toc ol{margin:10px 0 0;padding-left:18px}body.site .copy{padding:18px}body.site .copy>:first-child{margin-top:0}body.site .copy>:last-child{margin-bottom:0}body.site .copy h2{margin:1.4em 0 .5em;scroll-margin-top:110px}body.site .copy ol,body.site .copy p,body.site .copy ul{margin:.75em 0}body.site .pager{margin-top:18px}body.site .pager nav{display:flex;justify-content:center;gap:10px}body.site .pager a,body.site .pager span{min-width:42px;padding:10px 12px;border-radius:12px;background:#fff;border:1px solid rgba(20,32,51,.1);text-align:center}body.site .site-footer{width:min(1180px,calc(100% - 32px));margin:0 auto;padding:10px 0 28px;color:#607085;font-size:12px}body.site .site-footer .icp{display:block;margin-top:6px}body.site .gate-script{display:none}@media (min-width:769px){body.site .chrome-inner{display:grid;grid-gap:14px;gap:14px}body.site .topbar{gap:20px}body.site .menu{display:none}body.site .nav-list{display:flex;flex-wrap:wrap;gap:10px 12px;margin-top:0;padding:0;border:0;background:transparent;box-shadow:none}body.site .nav-list>li>a,body.site .nav-list>li>span.nav-group{background:transparent;padding:8px 0}body.site .nav-list>li>a:hover,body.site .nav-list>li>span.nav-group:hover{background:transparent;color:#2f6f9a}body.site .nav-children{position:absolute;top:calc(100% + 8px);left:0;min-width:220px;padding:10px;z-index:3}body.site .nav-list>li:hover .nav-children{display:grid}body.site .hero{grid-template-columns:1.35fr .9fr;align-items:stretch}body.site .home-grid{grid-template-columns:1.1fr .9fr}body.site .block-grid,body.site .list-layout{grid-template-columns:repeat(2,minmax(0,1fr))}body.site .article-layout{grid-template-columns:minmax(0,280px) minmax(0,1fr);align-items:start}}