body.site{margin:0;color:#13202b;background:radial-gradient(circle at top,rgba(67,127,171,.14),transparent 30%),linear-gradient(180deg,#f5f8fb,#eef3f7);font-family:var(--font-serif),Georgia,"Times New Roman",serif}body.site a{color:inherit;text-decoration:none}body.site img{display:block;max-width:100%;height:auto}body.site .site-shell{width:min(100%,1200px);margin:0 auto;padding:0 14px 28px}body.site .chrome{position:relative}body.site .skip-link{position:absolute;left:-9999px}body.site .topbar{position:-webkit-sticky;position:sticky;top:0;z-index:20;background:rgba(245,248,251,.94);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-bottom:1px solid rgba(19,32,43,.08)}body.site .topbar-inner{width:min(100%,1200px);margin:0 auto;padding:12px 14px;display:flex;align-items:center;gap:12px}body.site .brand{min-width:0;flex:1 1}body.site .brand-link{display:inline-flex;align-items:center;gap:10px;color:#13202b;font-size:16px;font-weight:700;letter-spacing:.02em}body.site h1{margin:0;font-size:16px;line-height:1.2}body.site .menu{border:1px solid rgba(19,32,43,.18);background:#ffffff;color:#13202b;border-radius:999px;padding:9px 12px;font:inherit}body.site .nav-list{width:min(100%,1200px);margin:0 auto;padding:0 14px 14px;list-style:none;display:none;gap:10px;flex-direction:column}body.site.nav-open .nav-list{display:flex}body.site .nav-list>li{position:relative;border:1px solid rgba(19,32,43,.1);background:rgba(255,255,255,.88);border-radius:16px;overflow:hidden}body.site .nav-list>li>a,body.site .nav-list>li>button,body.site .nav-list>li>span{display:flex;align-items:center;justify-content:space-between;gap:8px;width:100%;padding:12px 14px;box-sizing:border-box;font-size:14px}body.site .nav-list ul{display:none;list-style:none;margin:0;padding:0 0 10px}body.site .nav-list li.tap>a+ul,body.site .nav-list li.tap>span+ul,body.site .nav-list li.tap>ul{display:block}body.site .nav-list ul a{display:block;padding:8px 14px 8px 26px;font-size:13px;color:rgba(19,32,43,.84)}body.site .crumbs{margin:18px 0 0}body.site .crumbs ol{display:flex;flex-wrap:wrap;gap:6px;list-style:none;margin:0;padding:0;font-size:12px;color:rgba(19,32,43,.72)}body.site .crumbs li+li:before{content:">";margin-right:6px;color:rgba(19,32,43,.46)}body.site .hero-grid{display:grid;grid-gap:14px;gap:14px;margin-top:16px}body.site .panel{background:rgba(255,255,255,.84);border:1px solid rgba(19,32,43,.08);border-radius:22px;box-shadow:0 12px 40px rgba(19,32,43,.06)}body.site .hero{overflow:hidden}body.site .hero-copy{padding:18px}body.site .entry-title,body.site .hero h2,body.site .section-title{margin:0;font-size:16px;line-height:1.35}body.site .article-desc,body.site .card p,body.site .cat-desc,body.site .hero p,body.site .meta{margin:10px 0 0;color:rgba(19,32,43,.74);line-height:1.7;font-size:14px}body.site .hero-visual,body.site .thumb{position:relative;overflow:hidden;background:#dfe8ef}body.site .hero-visual{aspect-ratio:16/10}body.site .hero-visual img,body.site .thumb img{object-fit:cover}body.site .stats{display:grid;grid-gap:10px;gap:10px}body.site .stat{padding:16px 18px}body.site .stat strong{display:block;font-size:18px;line-height:1.2}body.site .stat span{display:block;margin-top:6px;font-size:13px;color:rgba(19,32,43,.68)}body.site .section{margin-top:18px}body.site .section-head{display:flex;align-items:end;justify-content:space-between;gap:10px;margin-bottom:12px}body.site .section-link{font-size:13px;color:#275b86}body.site .card-grid,body.site .tag-grid{display:grid;grid-gap:12px;gap:12px}body.site .card{padding:14px}body.site .card .entry-title,body.site .card h3{margin:12px 0 0;font-size:15px;line-height:1.4}body.site .hot-list{display:grid;grid-gap:12px;gap:12px}body.site .hot-item{padding:14px 16px;display:grid;grid-gap:8px;gap:8px}body.site .hot-index{font-size:12px;color:rgba(19,32,43,.55)}body.site .tag-grid a{padding:13px 14px;border-radius:16px;border:1px solid rgba(19,32,43,.08);background:rgba(255,255,255,.82);font-size:14px}body.site .content{display:grid;grid-gap:16px;gap:16px;margin-top:18px}body.site .page-head{padding:18px}body.site .page-head h1{font-size:16px}body.site .article-head{padding:18px}body.site .article-visual{margin-top:14px;aspect-ratio:16/9;overflow:hidden;border-radius:18px;position:relative;background:#dfe8ef}body.site .in-article-toc{padding:16px 18px}body.site .in-article-toc ol{margin:0;padding-left:18px;display:grid;grid-gap:8px;gap:8px;color:rgba(19,32,43,.82)}body.site .copy{padding:0 18px 18px;line-height:1.9;font-size:15px;color:#162430}body.site .copy h2{margin:24px 0 10px;font-size:16px;line-height:1.35}body.site .copy blockquote,body.site .copy ol,body.site .copy p,body.site .copy ul{margin:0 0 16px}body.site .pager{display:flex;justify-content:center;gap:8px;margin:22px 0 0}body.site .pager a,body.site .pager span{min-width:38px;height:38px;padding:0 12px;display:inline-flex;align-items:center;justify-content:center;border:1px solid rgba(19,32,43,.1);border-radius:999px;background:rgba(255,255,255,.88);font-size:14px}body.site #friend-links{margin:22px 0 0;padding:18px}body.site #friend-links ul{list-style:none;margin:12px 0 0;padding:0;display:grid;grid-gap:10px;gap:10px}body.site .site-footer{width:min(100%,1200px);margin:18px auto 0;padding:0 14px 30px;color:rgba(19,32,43,.6);font-size:12px}@media (min-width:769px){body.site .topbar-inner{padding:16px 14px}body.site .menu{display:none}body.site .nav-list{display:flex;flex-direction:row;flex-wrap:wrap;align-items:center;gap:10px;padding-bottom:16px}body.site .nav-list>li{background:rgba(255,255,255,.9)}body.site .nav-list>li.has-children:hover>ul{display:block}body.site .nav-list ul{position:absolute;left:0;top:100%;min-width:220px;padding:8px 0;background:#ffffff;border:1px solid rgba(19,32,43,.12);box-shadow:0 18px 38px rgba(19,32,43,.12);z-index:5}body.site .nav-list ul a{padding:10px 14px}body.site .hero-grid{grid-template-columns:1.4fr .9fr;align-items:start}body.site .stats{grid-template-columns:repeat(2,minmax(0,1fr))}body.site .card-grid{grid-template-columns:repeat(3,minmax(0,1fr))}body.site .tag-grid{grid-template-columns:repeat(4,minmax(0,1fr))}body.site .content{grid-template-columns:minmax(0,1fr) 320px;align-items:start}body.site #friend-links,body.site .article-head,body.site .copy,body.site .in-article-toc,body.site .page-head{grid-column:1/-1}}