body.site{margin:0;color:#152033;background:radial-gradient(circle at top,rgba(34,94,168,.12),transparent 34%),linear-gradient(180deg,#f7fbff,#edf3f8);font-family:var(--font-serif),serif}body.site,body.site *{box-sizing:border-box}body.site a{color:inherit;text-decoration:none}body.site img{display:block;max-width:100%}body.site .site-shell{width:min(100%,1180px);margin:0 auto;padding:0 16px 32px}body.site .site-header{position:-webkit-sticky;position:sticky;top:0;z-index:40;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:rgba(247,251,255,.9);border-bottom:1px solid rgba(21,32,51,.08)}body.site .site-header-inner{width:min(100%,1180px);margin:0 auto;padding:12px 16px;display:grid;grid-template-columns:1fr auto;grid-gap:10px 12px;gap:10px 12px;align-items:center}body.site .brand{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 .brand-note{display:block;margin-top:4px;font-size:12px;line-height:1.5;color:rgba(21,32,51,.68)}body.site .menu{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:1px solid rgba(21,32,51,.14);background:#fff;color:#152033;border-radius:999px;padding:9px 12px;font:inherit;font-size:13px;line-height:1;cursor:pointer}body.site .nav-list{grid-column:1/-1;display:none;margin:0;padding:10px;list-style:none;background:#ffffff;border:1px solid rgba(21,32,51,.12);border-radius:18px;box-shadow:0 18px 40px rgba(21,32,51,.08)}body.site.nav-open .nav-list{display:block}body.site .nav-item{position:relative;margin:0}body.site .nav-link{display:block;padding:11px 12px;border-radius:12px;font-size:14px;line-height:1.35}body.site .nav-link:focus-visible,body.site .nav-link:hover{background:rgba(34,94,168,.08);outline:none}body.site .nav-item.has-children>.nav-link:after{content:"▾";margin-left:8px;font-size:11px;opacity:.72}body.site .nav-children{display:none;margin:0;padding:0 0 4px;list-style:none}body.site .nav-item.tap>.nav-children{display:block}body.site .nav-children .nav-link{padding-left:22px;color:rgba(21,32,51,.82)}body.site .page-main{width:min(100%,1180px);margin:0 auto;padding:18px 16px 42px}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;color:rgba(21,32,51,.66);font-size:12px;line-height:1.5}body.site .crumbs li{display:inline-flex;align-items:center;gap:6px}body.site .crumbs li+li:before{content:">";opacity:.55}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:1.4}body.site .hero{display:grid;grid-gap:14px;gap:14px;margin-bottom:18px}body.site .article-shell,body.site .card,body.site .hero-card,body.site .list-shell,body.site .panel{background:rgba(255,255,255,.84);border:1px solid rgba(21,32,51,.08);border-radius:22px;box-shadow:0 12px 36px rgba(21,32,51,.06)}body.site .hero-card{overflow:hidden}body.site .hero-copy{padding:16px}body.site .hero-copy h1{font-size:16px}body.site .article-meta,body.site .block-text,body.site .hero-copy p,body.site .hot-item,body.site .tag-item{color:rgba(21,32,51,.74);font-size:13px;line-height:1.7}body.site .hero-media{aspect-ratio:4/3;position:relative}body.site .hero-media :is(img,span){object-fit:cover}body.site .home-grid{display:grid;grid-gap:14px;gap:14px}body.site .block{overflow:hidden}body.site .block-media{position:relative;aspect-ratio:16/10}body.site .block-body{padding:14px 16px 16px}body.site .block-body h2{margin-bottom:8px}body.site .block-body .copy{font-size:13px;line-height:1.8;color:rgba(21,32,51,.8)}body.site .side-grid{display:grid;grid-gap:14px;gap:14px}body.site .panel{padding:14px 16px 16px}body.site .panel h2{margin-bottom:10px}body.site .article-list,body.site .friend-list,body.site .hot-list,body.site .tag-list,body.site .toc-list{margin:0;padding:0;list-style:none}body.site .article-list li+li,body.site .friend-list li+li,body.site .hot-list li+li,body.site .tag-list li+li{margin-top:10px}body.site .article-list article{display:grid;grid-gap:10px;gap:10px}body.site .article-cover{position:relative;aspect-ratio:5/3;overflow:hidden;border-radius:16px}body.site .article-cover :is(img,span){object-fit:cover}body.site .article-title{font-size:14px;line-height:1.5}body.site .article-shell,body.site .list-shell{padding:16px}body.site .article-desc,body.site .cat-desc{margin-top:8px;font-size:13px;line-height:1.8;color:rgba(21,32,51,.72)}body.site .in-article-toc{margin:16px 0 18px;padding:14px 16px;border-radius:18px;background:rgba(34,94,168,.06);border:1px solid rgba(34,94,168,.12)}body.site .in-article-toc ol{margin:0;padding-left:18px;display:grid;grid-gap:8px;gap:8px}body.site .copy{font-size:14px;line-height:1.9;color:rgba(21,32,51,.86)}body.site .copy h2{margin:26px 0 12px;font-size:15px}body.site .copy blockquote,body.site .copy ol,body.site .copy p,body.site .copy table,body.site .copy ul{margin:0 0 14px}body.site .pager{margin-top:18px}body.site .pager nav{display:flex;justify-content:center;gap:10px;flex-wrap:wrap}body.site .pager a,body.site .pager span{min-width:40px;padding:10px 12px;border-radius:999px;border:1px solid rgba(21,32,51,.12);background:rgba(255,255,255,.88);text-align:center}body.site #friend-links{margin-top:18px;padding:14px 16px;border-radius:18px;background:rgba(255,255,255,.8);border:1px solid rgba(21,32,51,.08)}body.site #friend-links ul{display:flex;flex-wrap:wrap;gap:10px 14px}body.site #friend-links a{color:rgba(21,32,51,.78)}@media (min-width:769px){body.site .site-header-inner{grid-template-columns:auto 1fr auto}body.site .menu{display:none}body.site .nav-list{display:flex!important;grid-column:auto;justify-content:flex-end;align-items:center;gap:6px;padding:0;border:0;background:transparent;box-shadow:none}body.site .nav-item>.nav-link{padding:10px 14px}body.site .nav-item.has-children:hover>.nav-children{display:block;position:absolute;top:calc(100% + 6px);left:0;min-width:220px;padding:8px;background:#fff;border:1px solid rgba(21,32,51,.12);border-radius:16px;box-shadow:0 18px 40px rgba(21,32,51,.12);z-index:5}body.site .nav-item.has-children:hover>.nav-children .nav-link{padding-left:12px}body.site .hero{grid-template-columns:minmax(0,1.2fr) minmax(280px,.8fr);align-items:stretch}body.site .home-grid{grid-template-columns:minmax(0,1.15fr) minmax(300px,.85fr);align-items:start}body.site .side-grid{position:-webkit-sticky;position:sticky;top:92px}body.site .article-list article{grid-template-columns:132px minmax(0,1fr);align-items:start}body.site .article-cover{aspect-ratio:4/3}}