body.site{margin:0;color:#152033;background:radial-gradient(circle at top left,rgba(20,54,92,.08),transparent 36%),linear-gradient(180deg,#f7fafc,#eef4f8);font-family:var(--font-serif),"Noto Serif SC","Songti SC",serif;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}body.site a{color:inherit;text-decoration:none}body.site img{display:block;max-width:100%}body.site .chrome{min-height:100vh}body.site .topbar{position:-webkit-sticky;position:sticky;top:0;z-index:40;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:rgba(247,250,252,.92);border-bottom:1px solid rgba(21,32,51,.1)}body.site .topbar-inner{display:flex;align-items:center;gap:.75rem;padding:.9rem 1rem}body.site .brand{flex:1 1;min-width:0}body.site .brand a,body.site .brand h1{margin:0;font-size:16px;line-height:1.2;letter-spacing:.08em;text-transform:none}body.site .brand a{display:inline-block;font-weight:700}body.site .menu{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:1px solid rgba(21,32,51,.14);background:#ffffff;color:#152033;border-radius:999px;width:42px;height:42px;padding:0;display:inline-flex;align-items:center;justify-content:center;box-shadow:0 8px 24px rgba(21,32,51,.08)}body.site .menu:before{content:"☰";font-size:18px;line-height:1}body.site.nav-open .menu:before{content:"×";font-size:22px}body.site .nav-list{display:none;position:absolute;left:0;right:0;top:100%;padding:.25rem .75rem .9rem;margin:0;list-style:none;background:rgba(247,250,252,.98);border-bottom:1px solid rgba(21,32,51,.1);box-shadow:0 16px 30px rgba(21,32,51,.08)}body.site.nav-open .nav-list{display:block}body.site .nav-list>li{position:relative;margin:.35rem 0}body.site .nav-list>li>a,body.site .nav-list>li>button{display:flex;align-items:center;justify-content:space-between;gap:.5rem;width:100%;padding:.8rem .9rem;border-radius:.9rem;border:1px solid rgba(21,32,51,.09);background:#ffffff;font:inherit;text-align:left}body.site .nav-list>li>a:after,body.site .nav-list>li>button:after{content:"›";opacity:.55}body.site .nav-list ul{display:none;list-style:none;margin:.35rem 0 0;padding:.25rem;border:1px solid rgba(21,32,51,.09);background:#ffffff;border-radius:.9rem}body.site .nav-list li.tap>ul{display:block}body.site .nav-list ul a{display:block;padding:.7rem .8rem;border-radius:.7rem}body.site .page{padding:1rem}body.site .breadcrumbs{margin:0 0 .9rem}body.site .breadcrumbs ol{display:flex;flex-wrap:wrap;gap:.4rem;list-style:none;margin:0;padding:0;font-size:13px;color:rgba(21,32,51,.72)}body.site .breadcrumbs li:not(:last-child):after{content:">";margin-left:.4rem;opacity:.55}body.site h1{margin:0;font-size:16px;line-height:1.35}body.site .article-desc,body.site .cat-desc{margin:.55rem 0 0;font-size:14px;line-height:1.75;font-weight:400;color:rgba(21,32,51,.8)}body.site .home-grid{display:grid;grid-gap:1rem;gap:1rem}body.site .article-card,body.site .copy,body.site .friend-card,body.site .hero-card,body.site .list-card,body.site .panel,body.site .toc-card{background:rgba(255,255,255,.82);border:1px solid rgba(21,32,51,.08);border-radius:1.1rem;box-shadow:0 14px 34px rgba(21,32,51,.06)}body.site .hero-card{overflow:hidden}body.site .hero-copy{padding:1rem}body.site .hero-copy h2{margin:0;font-size:18px;line-height:1.45}body.site .hero-copy p{margin:.7rem 0 0;font-size:14px;line-height:1.8;color:rgba(21,32,51,.76)}body.site .article-card,body.site .friend-card,body.site .list-card,body.site .panel,body.site .toc-card{padding:1rem}body.site .article-card h2,body.site .friend-card h2,body.site .list-card h2,body.site .panel h2,body.site .toc-card h2{margin:0 0 .8rem;font-size:15px;line-height:1.4}body.site .panel-grid{display:grid;grid-gap:.9rem;gap:.9rem}body.site .article-list,body.site .friend-links,body.site .hot-list,body.site .tag-list,body.site .toc-card ol{margin:0;padding:0;list-style:none}body.site .article-list li+li,body.site .friend-links li+li,body.site .hot-list li+li,body.site .tag-list li+li,body.site .toc-card li+li{margin-top:.55rem}body.site .article-list a,body.site .friend-links a,body.site .hot-list a,body.site .tag-list a,body.site .toc-card a{display:block;padding:.78rem .85rem;border-radius:.85rem;background:#ffffff;border:1px solid rgba(21,32,51,.08)}body.site .hot-list a{display:flex;justify-content:space-between;gap:.75rem}body.site .article-list .thumb{margin-bottom:.7rem;border-radius:.95rem;overflow:hidden}body.site .article-list h3{margin:0;font-size:15px;line-height:1.45}body.site .copy{padding:1rem}body.site .copy h2{margin:1.1rem 0 .65rem;font-size:16px;line-height:1.45}body.site .copy li,body.site .copy p{font-size:14px;line-height:1.9}body.site .copy>:first-child{margin-top:0}body.site .toc-card{margin-bottom:1rem}body.site .toc-card a{padding:.6rem .75rem}body.site .pager{display:flex;justify-content:center;margin-top:1rem}body.site .pager>*{display:inline-flex;gap:.35rem;flex-wrap:wrap}body.site .pager a,body.site .pager span{padding:.65rem .9rem;border-radius:.8rem;background:rgba(255,255,255,.84);border:1px solid rgba(21,32,51,.08)}body.site #friend-links{margin-top:1rem}body.site .footer-note{padding:1rem;text-align:center;color:rgba(21,32,51,.62);font-size:12px}@media (min-width:769px){body.site .page,body.site .topbar-inner{width:min(1180px,calc(100% - 3rem));margin:0 auto}body.site .topbar-inner{position:relative;padding:1rem 0}body.site .menu{display:none}body.site .nav-list{display:flex!important;position:static;gap:.45rem;padding:0;margin:0;background:transparent;border:0;box-shadow:none;justify-content:flex-end;flex:2 1}body.site .nav-list>li{margin:0}body.site .nav-list>li>a,body.site .nav-list>li>button{width:auto;background:transparent;border:0;box-shadow:none;padding:.55rem .7rem;border-radius:.75rem}body.site .nav-list>li>a:after,body.site .nav-list>li>button:after{content:""}body.site .nav-list>li:hover>ul{display:block}body.site .nav-list ul{position:absolute;left:0;top:calc(100% + .35rem);min-width:14rem;z-index:20}body.site .home-grid{grid-template-columns:1.2fr .8fr;align-items:start}body.site .hero-card{grid-column:1/-1;display:grid;grid-template-columns:1.15fr .85fr}body.site .article-list,body.site .panel-grid{grid-template-columns:repeat(2,minmax(0,1fr))}body.site .article-list{display:grid;grid-gap:.9rem;gap:.9rem}body.site .article-list li+li{margin-top:0}}