body.site{--font-serif:var(--font-serif);margin:0;color:#15202a;background:radial-gradient(circle at top left,rgba(88,140,255,.14),transparent 32%),linear-gradient(180deg,#f5f8fc,#eef3f8);font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;line-height:1.65}body.site a{color:inherit;text-decoration:none}body.site img{display:block;max-width:100%;height:auto}body.site .chrome{width:min(1160px,calc(100vw - 28px));margin:0 auto;padding:14px 0 28px}body.site .site-head{display:grid;grid-template-columns:1fr auto;grid-gap:12px;gap:12px;align-items:center;padding:8px 0 14px}body.site .brand{display:inline-flex;align-items:center;gap:10px;min-width:0;font-weight:700;letter-spacing:.02em}body.site .brand-mark{width:34px;height:34px;border-radius:12px;background:linear-gradient(135deg,#1847c8,#54a4ff);box-shadow:0 10px 24px rgba(24,71,200,.22)}body.site .brand-home,body.site .brand-link{font-size:15px;line-height:1.2}body.site .site-meta{display:none}body.site .menu{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:1px solid rgba(21,32,42,.12);background:rgba(255,255,255,.86);color:#15202a;border-radius:999px;width:42px;height:42px;display:inline-grid;place-items:center;box-shadow:0 10px 24px rgba(21,32,42,.08)}body.site .menu:before{content:"☰";font-size:16px;line-height:1}body.site.nav-open .menu:before{content:"×";font-size:20px}body.site .nav-list{grid-column:1/-1;display:none;margin:0;padding:8px 0 0;list-style:none}body.site.nav-open .nav-list{display:grid;grid-gap:8px;gap:8px}body.site .nav-group{position:relative;border:1px solid rgba(21,32,42,.1);border-radius:16px;background:rgba(255,255,255,.9);overflow:clip}body.site .nav-group>a,body.site .nav-group>span{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:12px 14px;font-size:14px;font-weight:600}body.site .nav-group>a:after,body.site .nav-group>span:after{content:"›";color:#5b6b7b}body.site .nav-group>a[href]:after{content:""}body.site .nav-group>ul{display:none;list-style:none;margin:0;padding:0 10px 10px}body.site .nav-group.tap>ul{display:grid;grid-gap:6px;gap:6px}body.site .nav-group>ul a{display:block;padding:10px 12px;border-radius:12px;background:#f2f6fb;font-size:13px}body.site .nav-group>ul a:hover{background:#e4eefb}body.site .page{padding:10px 0 24px}body.site .crumbs{margin:0 0 14px}body.site .crumbs ol,body.site .nav-in-article-toc ol{margin:0;padding:0;list-style:none}body.site .crumbs ol{display:flex;flex-wrap:wrap;gap:0;color:#5b6b7b;font-size:13px}body.site .crumbs li+li:before{content:">";margin:0 8px;color:#9aa7b6}body.site .article-shell,body.site .hero,body.site .list-shell,body.site .panel{border:1px solid rgba(21,32,42,.09);background:rgba(255,255,255,.84);box-shadow:0 18px 42px rgba(21,32,42,.08);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}body.site .hero{border-radius:28px;overflow:clip;padding:14px;display:grid;grid-gap:14px;gap:14px}body.site .hero-main{display:grid;grid-gap:12px;gap:12px}body.site h1{margin:0;line-height:1.25}body.site .hero h1,body.site h1{font-size:16px}body.site .article-desc,body.site .cat-desc,body.site .hero-copy{margin:0;color:#405264;font-size:14px}body.site .hero-image{border-radius:22px;overflow:clip}body.site .hero-grid{display:grid;grid-gap:12px;gap:12px}body.site .panel{border-radius:22px;overflow:clip;padding:14px}body.site .panel h2{margin:0 0 12px;font-size:14px}body.site .article-list,body.site .card-grid,body.site .feature-links,body.site .hot-list,body.site .tag-list{display:grid;grid-gap:10px;gap:10px}body.site .feature-links a,body.site .hot-list a,body.site .tag-list a{display:block;padding:12px 14px;border-radius:16px;background:#f3f7fc;border:1px solid rgba(21,32,42,.08)}body.site .tag-list{grid-template-columns:repeat(2,minmax(0,1fr))}body.site .card{display:grid;grid-gap:10px;gap:10px;border-radius:18px;overflow:clip;border:1px solid rgba(21,32,42,.08);background:#fff}body.site .card-body{padding:12px 13px 14px;display:grid;grid-gap:6px;gap:6px}body.site .article-list h3,body.site .card h3{margin:0;font-size:14px;line-height:1.35}body.site .article-list p,body.site .card p{margin:0;font-size:13px;color:#5b6b7b}body.site .article-list a{display:grid;grid-gap:10px;gap:10px;padding:12px;border-radius:18px;background:#fff;border:1px solid rgba(21,32,42,.08)}body.site .article-shell,body.site .list-shell{border-radius:28px;padding:16px}body.site .article-shell h1,body.site .list-shell h1{margin-bottom:6px}body.site .nav-in-article-toc{margin:16px 0 18px;padding:14px;border-radius:20px;background:#f4f8fd;border:1px solid rgba(21,32,42,.08)}body.site .nav-in-article-toc ol{display:grid;grid-gap:8px;gap:8px}body.site .nav-in-article-toc a{display:inline-flex;gap:8px;color:#214a8a;font-size:14px}body.site .copy{font-size:15px;color:#22313f}body.site .copy h2{margin:1.4em 0 .5em;font-size:15px;line-height:1.35}body.site .copy blockquote,body.site .copy ol,body.site .copy p,body.site .copy ul{margin:0 0 1em}body.site .copy img{margin:1rem 0;border-radius:18px}body.site #friend-links{margin-top:18px;padding:14px;border-radius:22px;background:rgba(255,255,255,.82);border:1px solid rgba(21,32,42,.08)}body.site #friend-links ul{margin:0;padding:0;list-style:none;display:grid;grid-gap:8px;gap:8px}body.site #friend-links a{display:inline-flex;padding:10px 12px;border-radius:12px;background:#f3f7fc}body.site .pager{margin-top:18px}body.site .pager nav{display:flex;gap:8px;flex-wrap:wrap}body.site .pager a,body.site .pager span{display:inline-flex;align-items:center;justify-content:center;min-height:40px;padding:0 14px;border-radius:999px;border:1px solid rgba(21,32,42,.1);background:rgba(255,255,255,.9)}body.site .footer{margin-top:18px;padding:14px 2px 0;color:#5b6b7b;font-size:12px}body.site .gate-script{display:none}@media (min-width:769px){body.site .chrome{width:min(1240px,calc(100vw - 48px));padding-top:18px}body.site .site-head{grid-template-columns:auto 1fr auto;gap:20px}body.site .menu{display:none}body.site .nav-list{display:flex!important;grid-column:auto;justify-content:flex-end;gap:10px;padding-top:0}body.site .nav-group{border-radius:18px}body.site .nav-group>ul{position:absolute;top:calc(100% + 8px);left:0;min-width:220px;padding:10px;background:#ffffff;border:1px solid rgba(21,32,42,.1);box-shadow:0 20px 44px rgba(21,32,42,.12);z-index:20}body.site .nav-group:hover>ul{display:grid}body.site .hero{padding:18px}body.site .hero,body.site .hero-grid{grid-template-columns:1.15fr .85fr}body.site .home-layout{grid-template-columns:1.1fr .9fr;align-items:start}body.site .home-layout,body.site .home-stack{display:grid;grid-gap:18px;gap:18px}body.site .article-list,body.site .card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}body.site .tag-list{grid-template-columns:repeat(3,minmax(0,1fr))}body.site .list-shell{padding:20px}body.site .copy{font-size:16px}}