body.site{margin:0;color:#16202b;background:radial-gradient(circle at top,rgba(130,169,214,.18),transparent 42%),linear-gradient(180deg,#f4f7fb,#eef3f8);font-family:var(--font-serif),Georgia,"Times New Roman",serif;line-height:1.7}body.site *,body.site :after,body.site :before{box-sizing:border-box}body.site a{color:inherit;text-decoration:none}body.site img{display:block;max-width:100%;height:auto}body.site .shell{width:100%;padding:0 14px 28px}body.site .chrome{position:-webkit-sticky;position:sticky;top:0;z-index:50;padding:12px 14px 10px;background:rgba(244,247,251,.92);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid rgba(39,55,71,.12)}body.site .brand-row{display:flex;align-items:center;gap:10px;min-height:40px}body.site .brand{flex:1 1 auto;display:inline-flex;align-items:center;min-width:0;font-size:16px;font-weight:700;letter-spacing:.02em;color:#102233}body.site .brand h1{margin:0;font-size:16px;line-height:1.2}body.site .menu{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:1px solid rgba(39,55,71,.18);background:linear-gradient(180deg,#ffffff,#edf3f9);color:#142536;border-radius:999px;min-width:44px;height:36px;padding:0 12px;font:inherit;font-size:14px}body.site .nav-list{display:none;margin:12px 0 0;padding:10px;list-style:none;border:1px solid rgba(39,55,71,.14);border-radius:18px;background:#ffffff;box-shadow:0 12px 30px rgba(14,24,34,.08)}body.site.nav-open .nav-list{display:block}body.site .nav-list>li{position:relative;margin:0}body.site .nav-list>li+li{margin-top:6px}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:8px 12px;border-radius:12px;background:#f3f6fa;color:#17293a}body.site .nav-list>li>a:hover{background:#e8eef6}body.site .nav-list ul{display:none;margin:6px 0 0;padding:8px;list-style:none;border:1px solid rgba(39,55,71,.14);border-radius:14px;background:#ffffff}body.site .nav-list li.tap>ul{display:block}body.site .nav-list ul a{display:block;padding:8px 10px;border-radius:10px;color:#25384a}body.site .nav-list ul a:hover{background:#eef3f8}body.site .page{padding-top:14px}body.site .crumbs{margin:0 0 16px}body.site .crumbs ol{display:flex;flex-wrap:wrap;gap:8px;margin:0;padding:0;list-style:none;color:#5a6b7b;font-size:13px}body.site .crumbs li{display:inline-flex;align-items:center;gap:8px}body.site .crumbs li+li:before{content:">";color:#8a97a5}body.site .crumbs a{color:#3a5369}body.site .hero{display:grid;grid-gap:14px;gap:14px}body.site .article-card,body.site .hero-card,body.site .list-card,body.site .panel,body.site .tile{background:rgba(255,255,255,.92);border:1px solid rgba(39,55,71,.12);border-radius:22px;box-shadow:0 12px 28px rgba(18,30,43,.06)}body.site .hero-card{overflow:hidden}body.site .hero-copy{padding:16px}body.site h1{margin:0;font-size:16px;line-height:1.3;color:#0f2030}body.site .hero-copy h1{margin-bottom:10px}body.site h2{margin:0;font-size:14px;line-height:1.55;color:#31485d}body.site .article-desc,body.site .cat-desc,body.site .hero-copy h2{margin-top:8px}body.site .hero-media{padding:10px}body.site .hero-media .frame{overflow:hidden;border-radius:18px}body.site .home-grid{display:grid;grid-gap:14px;gap:14px;margin-top:14px}body.site .panel{padding:14px}body.site .article-title,body.site .list-title,body.site .panel h3{margin:0 0 12px;font-size:15px;color:#132435}body.site .block-copy,body.site .copy{font-size:14px;color:#233546}body.site .article-list,body.site .feature-list,body.site .friend-list,body.site .hot-list,body.site .tag-list{display:grid;grid-gap:10px;gap:10px;margin:0;padding:0;list-style:none}body.site .article-item,body.site .feature-item,body.site .friend-item,body.site .hot-item,body.site .tag-item{margin:0}body.site .article-item a,body.site .card-link,body.site .friend-item a,body.site .hot-item a,body.site .tag-item a{display:block;border-radius:16px;padding:12px;background:#f5f8fc;border:1px solid rgba(39,55,71,.08)}body.site .article-item a{overflow:hidden}body.site .article-item .thumb{margin-bottom:10px}body.site .meta{margin-top:6px;font-size:12px;color:#607184}body.site .pager{margin-top:18px}body.site .pager nav{display:flex;gap:10px;justify-content:center}body.site .pager a,body.site .pager span{min-width:42px;padding:9px 12px;text-align:center;border-radius:999px;border:1px solid rgba(39,55,71,.14);background:#fff;color:#183043}body.site .toc{margin:16px 0;padding:14px;border-radius:18px;border:1px solid rgba(39,55,71,.12);background:#f7fafc}body.site .toc ol{margin:0;padding-left:18px}body.site .toc li+li{margin-top:6px}body.site .toc a{color:#29506f}body.site .copy{padding:14px 0 0}body.site .copy h2{margin-top:22px;font-size:15px;color:#122334}body.site .copy p{margin:0 0 14px}body.site .copy ol,body.site .copy ul{padding-left:20px}body.site .friend-links{margin-top:18px;padding:14px;border-radius:18px;border:1px solid rgba(39,55,71,.12);background:#fff}body.site .friend-links ul{display:grid;grid-gap:8px;gap:8px;margin:0;padding:0;list-style:none}body.site .site-foot{padding:18px 14px 28px;color:#66788a;font-size:12px}@media (min-width:769px){body.site .shell{max-width:1180px;margin:0 auto}body.site .chrome,body.site .shell{padding-left:20px;padding-right:20px}body.site .brand-row{gap:16px}body.site .menu{display:none}body.site .nav-list{display:flex;flex-wrap:wrap;align-items:center;gap:10px 14px;margin-top:12px;padding:0;border:0;border-radius:0;background:transparent;box-shadow:none}body.site .nav-list>li{position:relative}body.site .nav-list>li+li{margin-top:0}body.site .nav-list>li>a,body.site .nav-list>li>span{min-height:38px;padding:8px 12px;border-radius:999px;background:#ffffff;border:1px solid rgba(39,55,71,.12)}body.site .nav-list>li:hover>ul{display:block}body.site .nav-list ul{position:absolute;top:calc(100% + 8px);left:0;min-width:200px;z-index:20}body.site .hero{grid-template-columns:1.15fr .85fr;align-items:stretch}body.site .home-grid{grid-template-columns:1.1fr .9fr;align-items:start}body.site .home-grid .panel:first-child{grid-row:span 2}body.site .article-layout{display:grid;grid-template-columns:minmax(0,1fr) 290px;grid-gap:18px;gap:18px;align-items:start}body.site .toc{position:-webkit-sticky;position:sticky;top:124px}body.site .article-card,body.site .list-card,body.site .panel{padding:18px}}