body.site{margin:0;color:#172033;background:radial-gradient(circle at top,rgba(85,116,255,.12),transparent 38%),linear-gradient(180deg,#f6f8ff,#eef2fb 42%,#ffffff);font-family:var(--font-serif),Georgia,"Times New Roman",serif;line-height:1.7;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}body.site a{color:#2949c4;text-decoration:none}body.site a:hover{text-decoration:underline}body.site img{display:block;max-width:100%;height:auto}body.site .site-shell{width:min(1120px,calc(100vw - 24px));margin:0 auto}body.site .site-header{position:-webkit-sticky;position:sticky;top:0;z-index:20;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:rgba(246,248,255,.88);border-bottom:1px solid rgba(25,38,77,.08)}body.site .site-header-inner{width:min(1120px,calc(100vw - 24px));margin:0 auto;padding:14px 0 12px;display:flex;align-items:center;gap:12px}body.site .brand{min-width:0;flex:1 1 auto}body.site .brand a,body.site .brand h1{margin:0;color:#13213f;font-size:16px;line-height:1.2;font-weight:700;letter-spacing:.03em}body.site .brand a:hover{text-decoration:none}body.site .menu{flex:0 0 auto;border:1px solid rgba(25,38,77,.16);border-radius:999px;background:#ffffff;color:#13213f;padding:10px 14px;font:inherit}body.site .nav-list{width:min(1120px,calc(100vw - 24px));margin:0 auto;padding:0 0 12px;list-style:none;display:none;gap:8px}body.site.nav-open .nav-list{display:grid}body.site .nav-list>li{position:relative;border:1px solid rgba(25,38,77,.1);border-radius:16px;background:#fff;overflow:hidden}body.site .nav-list>li>a,body.site .nav-list>li>span{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:12px 14px;color:#172033}body.site .nav-list>li>a:hover{background:rgba(41,73,196,.06);text-decoration:none}body.site .nav-list>li>ul{display:none;list-style:none;margin:0;padding:0 0 10px;background:#ffffff;border-top:1px solid rgba(25,38,77,.08)}body.site .nav-list>li.tap>ul{display:block}body.site .nav-list>li>ul a{display:block;padding:10px 14px;color:#33415f}body.site .page{width:min(1120px,calc(100vw - 24px));margin:0 auto;padding:18px 0 40px}body.site nav[aria-label="面包屑"] ol{list-style:none;display:flex;flex-wrap:wrap;gap:0;padding:0;margin:0 0 16px;color:#4d5876;font-size:13px}body.site nav[aria-label="面包屑"] li+li:before{content:">";margin:0 8px;color:#9aa6c4}body.site h1{margin:0;color:#0f1b36;font-size:16px;line-height:1.35;font-weight:800}body.site .article-desc,body.site .cat-desc{margin:10px 0 0;color:#4c5774;font-size:14px;font-weight:500}body.site .article-card,body.site .hero-card,body.site .hot-card,body.site .list-card,body.site .panel,body.site .tag-card{border:1px solid rgba(25,38,77,.1);background:rgba(255,255,255,.88);box-shadow:0 18px 40px rgba(30,47,96,.08)}body.site .hero-card{border-radius:26px;overflow:hidden}body.site .hero-copy{padding:18px}body.site .hero-copy p{margin:10px 0 0;color:#4b5878}body.site .hero-media{aspect-ratio:16/11;position:relative}body.site .hero-media img{object-fit:cover}body.site .grid{display:grid;grid-gap:16px;gap:16px}body.site .grid.blocks{margin-top:18px}body.site .block-card{border-radius:22px;overflow:hidden}body.site .block-media{aspect-ratio:4/3;position:relative}body.site .block-media img{object-fit:cover}body.site .block-body{padding:16px}body.site .block-body h2,body.site .block-body h3{margin:0;font-size:15px;line-height:1.4}body.site .block-body .html{margin-top:10px;color:#4b5878}body.site .split{display:grid;grid-gap:16px;gap:16px;margin-top:16px}body.site .panel{border-radius:22px;padding:16px}body.site .panel h2{margin:0 0 12px;font-size:15px}body.site .article-list,body.site .crumbs-list,body.site .friend-list,body.site .hot-list,body.site .tag-list,body.site .toc-list{list-style:none;padding:0;margin:0}body.site .article-list li+li,body.site .friend-list li+li,body.site .hot-list li+li,body.site .tag-list li+li,body.site .toc-list li+li{margin-top:10px}body.site .article-list{display:grid;grid-gap:14px;gap:14px}body.site .article-card{border-radius:22px;overflow:hidden}body.site .article-thumb{aspect-ratio:16/10;position:relative}body.site .article-thumb img{object-fit:cover}body.site .article-body{padding:16px}body.site .article-body h2,body.site .article-body h3{margin:0;font-size:15px;line-height:1.45}body.site .article-meta{margin-top:8px;color:#5a6786;font-size:13px}body.site .toc{margin:14px 0 0;padding:14px 16px;border-radius:18px;border:1px solid rgba(25,38,77,.1);background:rgba(248,250,255,.92)}body.site .toc h2{margin:0 0 10px;font-size:14px}body.site .copy{margin-top:18px;border-radius:22px;padding:18px 16px;border:1px solid rgba(25,38,77,.1);background:rgba(255,255,255,.92);overflow:hidden}body.site .copy h2{margin-top:1.2em;margin-bottom:.6em;font-size:15px;line-height:1.45}body.site .copy ol,body.site .copy p,body.site .copy ul{margin-top:0;margin-bottom:1em}body.site .copy img{border-radius:16px;margin:16px 0}body.site .pager{display:flex;justify-content:center;margin-top:20px}body.site .pager a,body.site .pager span{display:inline-flex;align-items:center;justify-content:center;min-width:42px;height:42px;padding:0 14px;border-radius:999px;border:1px solid rgba(25,38,77,.12);background:#fff;color:#172033}body.site .friend-links{margin-top:20px}body.site #friend-links{margin-top:22px}body.site .footer-note{margin-top:14px;color:#66718e;font-size:13px}body.site .cover{width:100%;border-radius:18px}body.site .home-top{display:grid;grid-gap:16px;gap:16px}body.site .home-hot,body.site .home-tags{display:grid;grid-gap:10px;gap:10px}body.site .home-tags a{display:inline-flex;padding:10px 12px;border-radius:999px;background:rgba(41,73,196,.08)}body.site .nav-list>li.tap>a{background:rgba(41,73,196,.06)}@media (min-width:769px){body.site .site-header-inner{gap:18px}body.site .menu{display:none}body.site .nav-list{display:flex;align-items:center;flex-wrap:wrap;gap:10px;padding-bottom:16px}body.site .nav-list>li{overflow:visible}body.site .nav-list>li>ul{position:absolute;left:0;top:calc(100% + 8px);min-width:220px;border:1px solid rgba(25,38,77,.12);border-radius:16px;box-shadow:0 16px 34px rgba(27,41,83,.14)}body.site .nav-list>li:hover>ul{display:block}body.site .grid.blocks{grid-template-columns:1.3fr .9fr .9fr;align-items:start}body.site .split{grid-template-columns:1.1fr .9fr;align-items:start}body.site .article-list{grid-template-columns:repeat(2,minmax(0,1fr))}body.site .home-top{grid-template-columns:1.25fr .75fr;align-items:stretch}body.site .home-tags{grid-template-columns:repeat(2,minmax(0,1fr))}}