body.site{margin:0;color:#172033;background:radial-gradient(circle at top left,rgba(58,116,255,.12),transparent 34%),radial-gradient(circle at top right,rgba(18,173,145,.1),transparent 28%),linear-gradient(180deg,#f6f9ff,#eef4ff 56%,#eef2f7);font-family:var(--font-serif),Georgia,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 .site-shell{width:min(1160px,calc(100% - 28px));margin:0 auto}body.site .site-header{position:-webkit-sticky;position:sticky;top:0;z-index:40;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:rgba(245,248,255,.84);border-bottom:1px solid rgba(55,77,120,.12)}body.site .site-header-inner{width:min(1160px,calc(100% - 28px));margin:0 auto;display:flex;align-items:center;gap:12px;min-height:64px}body.site .brand{min-width:0;flex:1 1 auto;display:flex;align-items:center}body.site .brand h1,body.site .brand-link{margin:0;font-size:16px;line-height:1.2;letter-spacing:.08em;text-transform:uppercase;color:#10203d;font-weight:700}body.site .brand-link{display:inline-flex;align-items:center;gap:8px}body.site .menu{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:1px solid rgba(38,56,92,.18);background:#ffffff;color:#13233e;border-radius:999px;padding:10px 14px;font:inherit;font-size:14px;line-height:1;box-shadow:0 8px 24px rgba(16,32,61,.08)}body.site .nav-wrap{position:relative}body.site .nav-list{display:none;position:absolute;right:0;top:calc(100% + 10px);min-width:min(320px,calc(100vw - 28px));margin:0;padding:10px;list-style:none;background:#ffffff;border:1px solid rgba(38,56,92,.12);box-shadow:0 18px 40px rgba(13,27,56,.14);border-radius:18px}body.site.nav-open .nav-list{display:block}body.site .nav-item{position:relative}body.site .nav-item+.nav-item{margin-top:6px}body.site .nav-list>.nav-item>.nav-parent,body.site .nav-list>.nav-item>a{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:12px;border-radius:14px;background:#f4f7ff;color:#17305b;font-size:14px;font-weight:600}body.site .nav-list>.nav-item>.nav-parent:hover,body.site .nav-list>.nav-item>a:hover{background:#eaf0ff}body.site .nav-list .nav-sub{display:none;margin:8px 0 0;padding:8px;list-style:none;background:#f8fbff;border:1px solid rgba(38,56,92,.1);border-radius:14px}body.site .nav-item.tap>.nav-sub{display:block}body.site .nav-sub a{display:block;padding:10px;border-radius:12px;font-size:14px;color:#233756}body.site .nav-sub a:hover{background:#eef4ff}body.site .page{padding:18px 0 36px}body.site .hero-panel{display:grid;grid-gap:14px;gap:14px;padding:16px;border-radius:24px;background:rgba(255,255,255,.72);border:1px solid rgba(57,79,120,.1);box-shadow:0 20px 60px rgba(16,32,61,.08)}body.site .hero-copy{display:grid;grid-gap:12px;gap:12px}body.site h1{margin:0;font-size:16px;line-height:1.25;color:#0f1f3a;font-weight:700}body.site .article-desc,body.site .cat-desc,body.site .hero-copy h2{margin:0;font-size:14px;line-height:1.75;font-weight:500;color:#415271}body.site .article-cover,body.site .card-media,body.site .hero-media{border-radius:18px;overflow:hidden;background:#dbe5f8}body.site .home-grid{margin-top:18px;display:grid;grid-gap:16px;gap:16px}body.site .home-block{padding:16px;background:rgba(255,255,255,.78);border:1px solid rgba(57,79,120,.1);border-radius:22px;box-shadow:0 16px 42px rgba(16,32,61,.06)}body.site .home-block h2{margin:0 0 10px;font-size:15px;line-height:1.3;color:#13233e}body.site .home-block .copy,body.site .home-block .copy *{max-width:100%}body.site .home-block .copy{font-size:14px;color:#415271}body.site .feature-grid{display:grid;grid-gap:14px;gap:14px}body.site .article-list,body.site .crumbs ol,body.site .friend-list,body.site .hot-list,body.site .pager,body.site .tag-list,body.site .toc-list{margin:0;padding:0;list-style:none}body.site .friend-list,body.site .hot-list,body.site .tag-list{display:grid;grid-gap:10px;gap:10px}body.site .friend-list a,body.site .hot-list a,body.site .tag-list a{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:12px 14px;border-radius:16px;background:#f6f9ff;border:1px solid rgba(58,83,129,.1)}body.site .article-list{display:grid;grid-gap:16px;gap:16px}body.site .article-card{display:grid;grid-gap:12px;gap:12px;padding:14px;background:rgba(255,255,255,.78);border:1px solid rgba(57,79,120,.1);border-radius:20px;box-shadow:0 14px 34px rgba(16,32,61,.05)}body.site .article-card h2,body.site .article-card h3{margin:0;font-size:15px;line-height:1.35}body.site .article-card .meta{font-size:13px;color:#5a6986}body.site .crumbs{margin:0 0 14px;font-size:13px;color:#5d6b86}body.site .crumbs ol{flex-wrap:wrap}body.site .crumbs li,body.site .crumbs ol{display:flex;align-items:center;gap:8px}body.site .crumbs li+li:before{content:">";color:#93a1bb}body.site .crumbs a{color:#365382}body.site .content-panel{padding:16px;background:rgba(255,255,255,.82);border:1px solid rgba(57,79,120,.1);border-radius:24px;box-shadow:0 20px 58px rgba(16,32,61,.07)}body.site .in-article-toc{margin:14px 0;padding:14px;border-radius:18px;background:#f6f9ff;border:1px solid rgba(58,83,129,.1)}body.site .in-article-toc a{color:#26497a;font-size:14px}body.site .copy{font-size:15px;color:#24324b}body.site .copy h2{margin:1.4em 0 .6em;font-size:16px;line-height:1.35;color:#12233f}body.site .copy ol,body.site .copy p,body.site .copy ul{margin:0 0 1em}body.site .copy img{margin:16px 0;border-radius:18px}body.site .pager{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:18px}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;background:#ffffff;border:1px solid rgba(57,79,120,.12)}body.site .footer{padding:20px 0 34px;color:#5c6a84;font-size:13px}body.site #friend-links{margin-top:18px;padding:16px;background:rgba(255,255,255,.72);border:1px solid rgba(57,79,120,.1);border-radius:22px}body.site #friend-links ul{margin-top:10px}@media (min-width:769px){body.site .site-header-inner{min-height:74px}body.site .menu{display:none}body.site .nav-wrap{flex:0 0 auto}body.site .nav-list{display:flex;position:static;align-items:center;gap:10px;min-width:0;margin:0;padding:0;background:transparent;border:0;box-shadow:none}body.site.nav-open .nav-list{display:flex}body.site .nav-item+.nav-item{margin-top:0}body.site .nav-list>.nav-item>.nav-parent,body.site .nav-list>.nav-item>a{background:transparent;padding:10px 12px;border:1px solid transparent;border-radius:999px;color:#21314f}body.site .nav-item.has-children>.nav-sub{position:absolute;left:0;top:calc(100% + 8px);min-width:220px}body.site .nav-item.has-children:hover>.nav-sub{display:block}body.site .page{padding:28px 0 56px}body.site .hero-panel{grid-template-columns:1.12fr .88fr;align-items:end;padding:22px}body.site .home-grid{grid-template-columns:1.08fr .92fr;align-items:start}body.site .feature-grid{grid-template-columns:1fr 1fr}body.site .article-list{grid-template-columns:repeat(2,minmax(0,1fr))}body.site .content-panel{padding:22px}}