body.site{margin:0;color:#18212f;background:#f4f7fb;font-family:var(--font-serif),Georgia,serif;line-height:1.6}body.site a{color:inherit;text-decoration:none}body.site a:hover{text-decoration:underline}body.site img{display:block;max-width:100%;height:auto}body.site button,body.site input,body.site select,body.site textarea{font:inherit}body.site .chrome{min-height:100vh}body.site .topbar{position:-webkit-sticky;position:sticky;top:0;z-index:40;display:flex;align-items:center;gap:.75rem;padding:.85rem 1rem;background:rgba(244,247,251,.96);border-bottom:1px solid rgba(24,33,47,.1);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}body.site .brand{flex:1 1 auto;min-width:0}body.site .brand a,body.site .brand h1{margin:0;font-size:16px;line-height:1.2;font-weight:700;letter-spacing:.02em}body.site .brand small{display:block;margin-top:.18rem;color:#667085;font-size:12px}body.site .menu{flex:0 0 auto;border:1px solid rgba(24,33,47,.14);background:#ffffff;color:#18212f;border-radius:999px;padding:.55rem .8rem}body.site .nav-list{position:absolute;left:1rem;right:1rem;top:calc(100% - .25rem);display:none;margin:0;padding:.75rem;list-style:none;background:#ffffff;border:1px solid rgba(24,33,47,.12);border-radius:1rem;box-shadow:0 18px 50px rgba(18,27,40,.12)}body.site.nav-open .nav-list{display:block}body.site .nav-list>li{position:relative}body.site .nav-list>li+li{margin-top:.2rem}body.site .nav-list>li>a,body.site .nav-list>li>button{display:flex;align-items:center;justify-content:space-between;width:100%;gap:.6rem;border:0;background:transparent;color:#18212f;padding:.72rem .65rem;border-radius:.8rem;text-align:left}body.site .nav-list>li>a:hover,body.site .nav-list>li>button:hover{background:#eef3f8;text-decoration:none}body.site .nav-list>li.has-children>ul{display:none;margin:.35rem 0 .45rem;padding:.45rem;list-style:none;background:#f8fafc;border:1px solid rgba(24,33,47,.12);border-radius:.9rem}body.site .nav-list>li.tap>ul{display:block}body.site .nav-list>li.has-children>ul a{display:block;padding:.55rem .65rem;border-radius:.65rem;color:#334155}body.site .nav-list>li.has-children>ul a:hover{background:#e8eff7;text-decoration:none}body.site .page{padding:1rem}body.site .crumbs{margin:0 0 1rem}body.site .crumbs ol,body.site .in-article-toc ol{margin:0;padding:0;list-style:none}body.site .crumbs ol{display:flex;flex-wrap:wrap;gap:.35rem;color:#667085;font-size:13px}body.site .crumbs li+li:before{content:">";margin-right:.35rem;color:#98a2b3}body.site .hero{display:grid;grid-gap:1rem;gap:1rem;margin-bottom:1.2rem}body.site .article-card,body.site .content-card,body.site .feature-card,body.site .hero-card,body.site .hot-card,body.site .panel,body.site .tag-card{background:#ffffff;border:1px solid rgba(24,33,47,.1);border-radius:1.1rem;box-shadow:0 14px 30px rgba(18,27,40,.06)}body.site .hero-card{overflow:hidden}body.site .hero-copy{padding:1rem}body.site .article-card h2,body.site .hero-copy h1,body.site .hot-card h2,body.site .panel h2,body.site .tag-card h2{margin:0;line-height:1.2}body.site .hero-copy h1{font-size:16px}body.site .hero-copy p{margin:.65rem 0 0;color:#526071}body.site .hero-media{position:relative;aspect-ratio:16/10}body.site .cover,body.site .hero-media img{width:100%;height:100%;object-fit:cover}body.site .home-grid{display:grid;grid-gap:1rem;gap:1rem}body.site .feature-card,body.site .panel{overflow:hidden}body.site .feature-card .feature-body,body.site .panel .panel-body{padding:1rem}body.site .feature-card h2,body.site .panel h2{font-size:15px}body.site .feature-card .feature-meta,body.site .panel .panel-meta{margin-top:.6rem;color:#556273;font-size:13px}body.site .block-media{position:relative;aspect-ratio:4/3}body.site .block-media img{width:100%;height:100%;object-fit:cover}body.site .split{display:grid;grid-gap:1rem;gap:1rem}body.site .stack{display:grid;grid-gap:.9rem;gap:.9rem}body.site .article-list,body.site .friend-list,body.site .hot-list,body.site .list-grid,body.site .tag-list{margin:0;padding:0;list-style:none}body.site .article-list{display:grid;grid-gap:.9rem;gap:.9rem}body.site .article-card a,body.site .hot-card a,body.site .tag-card a{display:block;height:100%}body.site .article-card .article-body,body.site .hot-card .hot-body,body.site .tag-card .tag-body{padding:.95rem}body.site .article-card h2,body.site .hot-card h2,body.site .tag-card h2{font-size:15px}body.site .article-card p,body.site .hot-card p,body.site .tag-card p{margin:.55rem 0 0;color:#5d6b7b;font-size:13px}body.site .list-grid{display:grid;grid-gap:.9rem;gap:.9rem}body.site .list-item{display:grid;grid-gap:.75rem;gap:.75rem;padding:.9rem}body.site .list-item .cover-wrap{position:relative;aspect-ratio:16/9;overflow:hidden;border-radius:.85rem}body.site .list-item h2{margin:0;font-size:15px}body.site .article-desc,body.site .cat-desc{margin:.6rem 0 0;color:#526071;font-size:13px;font-weight:400}body.site .toc-wrap{margin:0 0 1rem;padding:.95rem 1rem;background:#eff4fa;border:1px solid rgba(24,33,47,.1);border-radius:1rem}body.site .toc-wrap h2{margin:0 0 .65rem;font-size:14px}body.site .in-article-toc li+li{margin-top:.4rem}body.site .in-article-toc a{color:#28405f;font-size:13px}body.site .copy{padding:1rem;background:#ffffff;border:1px solid rgba(24,33,47,.1);border-radius:1rem;box-shadow:0 14px 30px rgba(18,27,40,.06);overflow:hidden}body.site .copy h2{margin:1.15rem 0 .65rem;font-size:15px}body.site .copy ol,body.site .copy p,body.site .copy ul{margin:.75rem 0}body.site .copy img{margin:1rem 0;border-radius:.9rem}body.site .pager{display:flex;justify-content:center;margin-top:1.1rem}body.site .pager nav,body.site .pager ul{width:100%}body.site .pager ul{display:flex;gap:.5rem;justify-content:center;padding:0;list-style:none}body.site .pager a,body.site .pager span{display:inline-flex;align-items:center;justify-content:center;min-width:2.2rem;padding:.55rem .7rem;border-radius:.75rem;background:#ffffff;border:1px solid rgba(24,33,47,.1)}body.site #friend-links{margin-top:1.1rem;padding:1rem;background:#ffffff;border:1px solid rgba(24,33,47,.1);border-radius:1rem}body.site #friend-links ul{display:flex;flex-wrap:wrap;gap:.6rem .9rem;margin:0;padding:0;list-style:none}body.site .footer{padding:1rem;color:#667085;font-size:12px;text-align:center}@media (min-width:769px){body.site .topbar{padding:1rem 2rem}body.site .page{padding:1.5rem 2rem 2rem;max-width:1240px;margin:0 auto}body.site .nav-list{position:static;display:flex!important;align-items:center;justify-content:flex-end;gap:.5rem;margin-left:auto;padding:0;background:transparent;border:0;box-shadow:none}body.site .nav-list>li{position:relative}body.site .nav-list>li>a,body.site .nav-list>li>button{width:auto;padding:.45rem .75rem}body.site .nav-list>li.has-children>ul{position:absolute;left:0;top:calc(100% + .35rem);min-width:15rem}body.site .nav-list>li.has-children:hover>ul{display:block}body.site .hero{grid-template-columns:minmax(0,1.2fr) minmax(0,.8fr);align-items:stretch}body.site .hero-copy{padding:1.4rem}body.site .hero-copy h1{font-size:16px}body.site .home-grid{grid-template-columns:minmax(0,1.15fr) minmax(280px,.85fr);align-items:start}body.site .list-grid,body.site .split{grid-template-columns:repeat(2,minmax(0,1fr))}body.site .article-page{display:grid;grid-template-columns:minmax(0,.82fr) minmax(260px,.18fr);grid-gap:1rem;gap:1rem;align-items:start}body.site .toc-wrap{position:-webkit-sticky;position:sticky;top:5.75rem}}