body.site{--ink:#162433;--muted:#607086;--line:#d8e2ec;--card:#ffffff;--wash:#eef4fb;--accent:#1f6feb;--accent-2:#15a37a;--shadow:0 14px 30px rgba(19,38,63,.08);margin:0;background:radial-gradient(1200px 500px at 10% 0,rgba(31,111,235,.08),transparent 50%),linear-gradient(180deg,#f7fbff,#f2f7fc);color:var(--ink);font-family:var(--font-serif),system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.7}body.site a{color:inherit;text-decoration:none}body.site a:hover{color:var(--accent)}body.site .site-shell{width:min(1120px,calc(100vw - 24px));margin:0 auto}body.site .topbar{position:-webkit-sticky;position:sticky;top:0;z-index:30;background:rgba(247,251,255,.92);-webkit-backdrop-filter:saturate(160%) blur(10px);backdrop-filter:saturate(160%) blur(10px);border-bottom:1px solid rgba(216,226,236,.85)}body.site .topbar-inner{display:flex;align-items:center;gap:10px;min-height:58px;padding:10px 0}body.site .brand{min-width:0;flex:1 1 auto;display:flex;align-items:center;gap:10px;font-weight:700;letter-spacing:.02em}body.site .brand a{display:inline-flex;align-items:center;gap:8px;font-size:16px;line-height:1.2}body.site .brand-mark{width:34px;height:34px;border-radius:10px;background:linear-gradient(135deg,var(--accent),var(--accent-2));box-shadow:0 10px 18px rgba(31,111,235,.18);flex:0 0 auto}body.site .menu{width:42px;height:42px;border:1px solid var(--line);border-radius:12px;background:var(--card);color:var(--ink);display:inline-flex;align-items:center;justify-content:center;box-shadow:0 6px 16px rgba(17,24,39,.05)}body.site .menu:before{content:"";width:18px;height:12px;border-top:2px solid;border-bottom:2px solid;position:relative;display:block}body.site .menu:after{content:"";width:18px;height:2px;background:currentColor;position:absolute}body.site .nav-wrap{position:relative}body.site .nav-list{position:absolute;right:0;top:calc(100% + 10px);width:min(320px,calc(100vw - 24px));margin:0;padding:10px;list-style:none;background:var(--card);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:18px;display:none;z-index:40}body.site.nav-open .nav-list{display:block}body.site .nav-list>li{position:relative;margin:0}body.site .nav-list>li+li{margin-top:6px}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;border-radius:12px;background:linear-gradient(180deg,#fff,#fbfdff);border:1px solid rgba(216,226,236,.8);font-size:15px}body.site .nav-list>li.tap>.subnav{display:block}body.site .subnav{display:none;margin:8px 0 0;padding:8px;list-style:none;background:#fff;border:1px solid var(--line);border-radius:14px}body.site .subnav li+li{margin-top:6px}body.site .subnav a{display:block;padding:10px;border-radius:10px;color:var(--muted);background:#f9fbfe}body.site .crumbs{margin:16px 0 0;padding:0;list-style:none;flex-wrap:wrap;color:var(--muted);font-size:13px}body.site .crumbs,body.site .crumbs li{display:flex;align-items:center;gap:6px}body.site .crumbs li+li:before{content:">";color:#9aa8b7}body.site .page{padding:18px 0 34px}body.site h1{margin:14px 0 0;font-size:16px;line-height:1.35;letter-spacing:.01em}body.site h2{margin:12px 0 0;font-size:15px;line-height:1.5}body.site .article-desc,body.site .cat-desc{color:var(--muted);font-weight:400}body.site .hero-card,body.site .panel{background:var(--card);border:1px solid rgba(216,226,236,.9);border-radius:20px;box-shadow:var(--shadow)}body.site .home-grid{display:grid;grid-gap:14px;gap:14px;margin-top:16px}body.site .home-hero{overflow:hidden}body.site .home-hero .hero-copy{padding:16px}body.site .home-hero .hero-copy p{margin:10px 0 0;color:var(--muted)}body.site .home-hero .hero-media{aspect-ratio:16/10;position:relative;border-top:1px solid var(--line)}body.site .card-img img,body.site .home-hero :global(img){object-fit:cover}body.site .mini-grid{display:grid;grid-template-columns:1fr;grid-gap:12px;gap:12px}body.site .mini-card{padding:14px}body.site .mini-card h3,body.site .mini-card p{margin:0}body.site .mini-card p{color:var(--muted);margin-top:6px}body.site .section-head{display:flex;align-items:end;justify-content:space-between;gap:12px;margin:22px 0 12px}body.site .section-head h2{margin:0;font-size:15px}body.site .section-head a{color:var(--accent);font-size:13px}body.site .block-tiles{display:grid;grid-gap:12px;gap:12px}body.site .block-tile{overflow:hidden}body.site .block-tile .tile-inner{padding:14px}body.site .block-tile .tile-media{aspect-ratio:4/3;position:relative;border-bottom:1px solid var(--line);background:var(--wash)}body.site .block-tile h3{margin:0;font-size:15px}body.site .block-tile .html{color:var(--muted);margin-top:8px}body.site .list-grid{display:grid;grid-gap:12px;gap:12px;margin-top:16px}body.site .article-list-item{display:grid;grid-gap:12px;gap:12px;padding:12px;overflow:hidden}body.site .article-list-item .meta{min-width:0}body.site .article-list-item h2,body.site .article-list-item h3{margin:0;font-size:15px;line-height:1.45}body.site .article-list-item p{margin:8px 0 0;color:var(--muted)}body.site .card-img{position:relative;aspect-ratio:16/10;border-radius:14px;overflow:hidden;background:var(--wash)}body.site .pager{margin:22px 0 0;display:flex;justify-content:center}body.site .pager nav,body.site nav.pager{display:flex;gap:8px;flex-wrap:wrap}body.site .pager a,body.site .pager span,body.site nav.pager a,body.site nav.pager span{min-width:40px;height:40px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;padding:0 12px;background:var(--card);border:1px solid var(--line)}body.site .friend-links{margin:22px 0 0;padding:16px}body.site .friend-links ul{margin:10px 0 0;padding:0;list-style:none;display:flex;flex-wrap:wrap;gap:10px}body.site .friend-links li a{display:inline-flex;padding:9px 12px;border-radius:999px;background:#f7fbff;border:1px solid rgba(216,226,236,.9);color:var(--muted)}body.site .in-article-toc{margin:16px 0 0;padding:14px;background:rgba(255,255,255,.84);border:1px solid rgba(216,226,236,.9);border-radius:18px}body.site .in-article-toc ol{margin:10px 0 0;padding-left:18px}body.site .in-article-toc li+li{margin-top:8px}body.site .copy{margin-top:18px;background:var(--card);border:1px solid rgba(216,226,236,.9);border-radius:20px;padding:16px;box-shadow:var(--shadow)}body.site .copy h2{scroll-margin-top:84px}body.site .copy ol,body.site .copy p,body.site .copy ul{margin-top:12px}body.site .copy img{max-width:100%;height:auto}body.site .center-message{padding:30px 0}@media (min-width:769px){body.site .site-shell{width:min(1240px,calc(100vw - 48px))}body.site .topbar-inner{min-height:72px}body.site .menu{display:none}body.site .nav-wrap{margin-left:auto}body.site .nav-list{position:static;width:auto;padding:0;background:transparent;border:0;box-shadow:none;display:flex!important;align-items:center;gap:10px}body.site .nav-list>li+li{margin-top:0}body.site .nav-list>li>a,body.site .nav-list>li>span{background:transparent;border:0;padding:10px}body.site .nav-list>li:hover>.subnav{display:block}body.site .subnav{position:absolute;left:0;top:100%;min-width:220px;margin-top:10px;box-shadow:var(--shadow)}body.site .page{padding:24px 0 44px}body.site .home-grid{grid-template-columns:1.35fr .95fr;align-items:start}body.site .mini-grid{grid-template-columns:repeat(2,minmax(0,1fr))}body.site .block-tiles{grid-template-columns:repeat(3,minmax(0,1fr))}body.site .list-grid{grid-template-columns:repeat(2,minmax(0,1fr))}body.site .article-list-item{grid-template-columns:170px minmax(0,1fr);align-items:start}}