body.site{margin:0;color:#152133;background:radial-gradient(circle at top,rgba(52,89,173,.12),transparent 32%),linear-gradient(180deg,#f7f9fc,#edf2f8);font-family:var(--font-serif),Georgia,"Times New Roman",serif}body.site *,body.site :after,body.site :before{box-sizing:border-box}body.site a{color:inherit;text-decoration:none}body.site img{display:block;max-width:100%}body.site button,body.site input,body.site select,body.site textarea{font:inherit}body.site .site-shell{width:100%}body.site .site-header{position:-webkit-sticky;position:sticky;top:0;z-index:20;background:rgba(247,249,252,.94);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid rgba(21,33,51,.12)}body.site .site-header-inner{width:100%;padding:14px 16px 12px;display:flex;align-items:center;gap:12px}body.site .brand{min-width:0;flex:1 1 auto}body.site .brand-link,body.site h1.brand-link{display:inline-flex;align-items:center;gap:10px;font-size:16px;line-height:1.1;font-weight:700;letter-spacing:.02em}body.site .brand-mark{width:10px;height:10px;border-radius:999px;background:#2b5bbb;box-shadow:0 0 0 5px rgba(43,91,187,.12);flex:none}body.site .menu{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:1px solid rgba(21,33,51,.14);background:#ffffff;color:#152133;border-radius:999px;width:42px;height:42px;display:inline-flex;align-items:center;justify-content:center;box-shadow:0 8px 24px rgba(21,33,51,.08)}body.site .menu:before{content:"";width:16px;height:12px;background:linear-gradient(#152133,#152133) 0 0 /100% 2px no-repeat,linear-gradient(#152133,#152133) 0 50% /100% 2px no-repeat,linear-gradient(#152133,#152133) 0 100% /100% 2px no-repeat}body.site .nav-list{display:none;margin:0;padding:10px 16px 14px;list-style:none;border-top:1px solid rgba(21,33,51,.08);background:rgba(247,249,252,.98)}body.site.nav-open .nav-list{display:block}body.site .nav-item{position:relative;margin:0}body.site .nav-item+.nav-item{margin-top:8px}body.site .nav-link,body.site .nav-parent{display:inline-flex;align-items:center;gap:6px;min-height:40px;padding:8px 12px;border-radius:12px;background:#ffffff;border:1px solid rgba(21,33,51,.1);box-shadow:0 10px 20px rgba(21,33,51,.04)}body.site .nav-parent:after{content:"▾";font-size:12px;opacity:.75}body.site .nav-children{display:none;margin:8px 0 0;padding:8px;list-style:none;border:1px solid rgba(21,33,51,.12);border-radius:14px;background:#ffffff}body.site .nav-item.tap>.nav-children{display:block}body.site .nav-item.tap>.nav-parent:after{content:"▴"}body.site .page-main{width:100%;padding:16px 16px 32px}body.site .crumbs{margin:0 0 14px}body.site .crumbs ol,body.site .in-article-toc ol,body.site .pager{list-style:none;padding:0;margin:0}body.site .crumbs ol{display:flex;flex-wrap:wrap;gap:6px;font-size:13px;color:rgba(21,33,51,.72)}body.site .crumbs li+li:before{content:">";margin-right:6px;color:rgba(21,33,51,.45)}body.site .page-title{margin:0;font-size:16px;line-height:1.25;font-weight:700;letter-spacing:.01em}body.site .article-desc,body.site .cat-desc{margin:10px 0 0;font-size:14px;line-height:1.7;font-weight:400;color:rgba(21,33,51,.84)}body.site .copy,body.site .friend-box,body.site .hero-card,body.site .hot-list,body.site .pager,body.site .panel,body.site .story-card,body.site .tag-cloud{background:rgba(255,255,255,.88);border:1px solid rgba(21,33,51,.1);border-radius:18px;box-shadow:0 18px 40px rgba(21,33,51,.06)}body.site .home-grid{display:grid;grid-gap:14px;gap:14px}body.site .hero-card{overflow:hidden}body.site .hero-copy{padding:16px}body.site .hero-title{margin:0;font-size:16px;line-height:1.35;font-weight:700}body.site .hero-text{margin:10px 0 0;font-size:14px;line-height:1.8;color:rgba(21,33,51,.82)}body.site .hero-media{aspect-ratio:16/10;position:relative}body.site .hero-media img{object-fit:cover}body.site .section-title{margin:0 0 12px;font-size:16px;line-height:1.3;font-weight:700}body.site .story-card{overflow:hidden;display:grid}body.site .story-card .cover{position:relative;aspect-ratio:16/10}body.site .story-card .cover img{object-fit:cover}body.site .story-card .story-body{padding:14px}body.site .story-card .story-title{margin:0;font-size:15px;line-height:1.45;font-weight:700}body.site .story-card .story-text{margin:8px 0 0;font-size:13px;line-height:1.7;color:rgba(21,33,51,.78)}body.site .tag-cloud{padding:14px}body.site .friend-box ul,body.site .hot-list ul,body.site .tag-cloud ul{margin:0;padding:0;list-style:none}body.site .friend-box li,body.site .tag-cloud li{margin:0}body.site .friend-box a,body.site .tag-cloud a{display:inline-flex;margin:0 8px 8px 0;padding:8px 12px;border-radius:999px;background:#eef4ff;border:1px solid rgba(43,91,187,.12);color:#21447f}body.site .hot-list{padding:14px}body.site .hot-list li+li{margin-top:10px}body.site .hot-list a{display:block;padding:12px;border-radius:14px;background:linear-gradient(180deg,#ffffff,#f3f7fc);border:1px solid rgba(21,33,51,.08)}body.site .article-card,body.site .list-wrap{display:grid;grid-gap:12px;gap:12px}body.site .article-card{padding:12px;border-radius:18px;background:rgba(255,255,255,.9);border:1px solid rgba(21,33,51,.1);box-shadow:0 14px 32px rgba(21,33,51,.05)}body.site .article-cover{position:relative;aspect-ratio:16/10;overflow:hidden;border-radius:14px}body.site .article-cover img{object-fit:cover}body.site .article-card h2{margin:0;font-size:15px;line-height:1.45}body.site .article-card p{margin:0;font-size:13px;line-height:1.7;color:rgba(21,33,51,.76)}body.site .pager{margin-top:16px;padding:10px 12px;display:flex;gap:10px;flex-wrap:wrap;justify-content:center}body.site .pager a,body.site .pager span{display:inline-flex;min-width:38px;min-height:38px;align-items:center;justify-content:center;padding:0 12px;border-radius:999px;border:1px solid rgba(21,33,51,.1);background:#fff}body.site .article-top{display:grid;grid-gap:14px;gap:14px}body.site .article-head{padding:16px;border-radius:20px;background:rgba(255,255,255,.9);border:1px solid rgba(21,33,51,.1);box-shadow:0 16px 34px rgba(21,33,51,.06)}body.site .article-head .cover{margin-top:14px;position:relative;aspect-ratio:16/10;overflow:hidden;border-radius:16px}body.site .article-head .cover img{object-fit:cover}body.site .in-article-toc{padding:14px;border-radius:18px;background:rgba(255,255,255,.86);border:1px solid rgba(21,33,51,.1)}body.site .in-article-toc li+li{margin-top:8px}body.site .in-article-toc a{display:block;padding:10px 12px;border-radius:12px;background:#f6f9fd;border:1px solid rgba(21,33,51,.06)}body.site .copy{padding:16px;margin-top:14px;overflow:hidden}body.site .copy :first-child{margin-top:0}body.site .copy h2{margin:28px 0 12px;font-size:16px;line-height:1.35}body.site .copy li,body.site .copy p{font-size:14px;line-height:1.9}body.site .copy img{border-radius:14px}body.site .friend-box{margin-top:16px;padding:14px}body.site .friend-box ul{display:flex;flex-wrap:wrap}body.site .empty-state{padding:22px 16px;text-align:center;color:rgba(21,33,51,.64)}@media (min-width:769px){body.site .page-main,body.site .site-header-inner{max-width:1180px;margin:0 auto;padding-left:24px;padding-right:24px}body.site .site-header-inner{gap:18px}body.site .menu{display:none}body.site .nav-list{display:flex;gap:10px;align-items:center;padding:0;border-top:0;background:transparent}body.site .nav-item+.nav-item{margin-top:0}body.site .nav-link,body.site .nav-parent{box-shadow:none}body.site .nav-item:hover>.nav-children{display:block}body.site .nav-children{position:absolute;top:calc(100% + 8px);left:0;min-width:200px;z-index:25;box-shadow:0 24px 48px rgba(21,33,51,.14)}body.site .home-grid{grid-template-columns:1.2fr .8fr;align-items:start}body.site .home-rail{display:grid;grid-gap:14px;gap:14px}body.site .list-wrap{grid-template-columns:repeat(2,minmax(0,1fr))}body.site .article-top{grid-template-columns:1.1fr .9fr}body.site .article-head .cover{margin-top:0}body.site .copy{padding:22px}}