body.site{margin:0;color:#172033;background:radial-gradient(circle at top,rgba(76,116,255,.09),transparent 32%),linear-gradient(180deg,#f6f8ff,#eef3ff 38%,#f8fafc);font-family:var(--font-serif),Georgia,"Times New Roman",serif;line-height:1.65;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased}body.site a{color:inherit;text-decoration:none}body.site img{max-width:100%;display:block}body.site .shell{width:min(1120px,calc(100vw - 24px));margin:0 auto}body.site .topbar{position:-webkit-sticky;position:sticky;top:0;z-index:20;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:rgba(246,248,255,.92);border-bottom:1px solid rgba(34,49,94,.1)}body.site .topbar-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;display:inline-flex;align-items:center;gap:10px;font-weight:700;color:#15213f}body.site .brand a,body.site .brand h1{margin:0;font-size:16px;line-height:1.2;letter-spacing:.02em}body.site .brand-mark{width:10px;height:10px;border-radius:999px;background:linear-gradient(135deg,#356dff,#54c8ff);box-shadow:0 0 0 4px rgba(53,109,255,.12);flex:none}body.site .menu{margin-left:auto;border:1px solid rgba(34,49,94,.18);background:#ffffff;color:#15213f;border-radius:999px;min-width:42px;height:42px;padding:0 12px;font:inherit;font-size:14px;box-shadow:0 8px 24px rgba(18,31,63,.08)}body.site .nav-wrap{width:100%}body.site .nav-list{display:none;margin:0;padding:12px 0 0;list-style:none;gap:10px}body.site.nav-open .nav-list{display:grid}body.site .nav-list>li{position:relative;border:1px solid rgba(34,49,94,.12);background:rgba(255,255,255,.88);border-radius:16px;overflow:hidden}body.site .nav-list>li>a,body.site .nav-list>li>button{display:flex;align-items:center;justify-content:space-between;width:100%;padding:12px 14px;background:transparent;border:0;color:#172033;font:inherit;text-align:left}body.site .nav-list>li.tap>.submenu,body.site .nav-list>li:focus-within>.submenu,body.site .nav-list>li:hover>.submenu{display:grid}body.site .submenu{display:none;margin:0;padding:0 10px 10px;list-style:none;gap:6px}body.site .submenu a{display:block;padding:10px 12px;border-radius:12px;background:#f2f6ff;color:#203055}body.site main{padding:18px 0 48px}body.site .hero{display:grid;grid-gap:14px;gap:14px}body.site .hero-card{border:1px solid rgba(34,49,94,.12);background:rgba(255,255,255,.9);border-radius:24px;overflow:hidden;box-shadow:0 18px 48px rgba(19,33,70,.08)}body.site .hero-copy{padding:18px 18px 16px}body.site h1{margin:0;color:#0f1a31;font-size:16px;line-height:1.25;letter-spacing:.01em}body.site h2{margin:0;color:#203055;font-size:15px;line-height:1.35}body.site .intro{margin-top:10px;color:#51607f;font-size:14px}body.site .feature-grid{display:grid;grid-gap:14px;gap:14px;margin-top:16px}body.site .panel{border:1px solid rgba(34,49,94,.12);background:rgba(255,255,255,.88);border-radius:22px;padding:16px;box-shadow:0 16px 42px rgba(19,33,70,.06)}body.site .panel h2{margin-bottom:10px}body.site .cards{display:grid;grid-gap:12px;gap:12px}body.site .card{border:1px solid rgba(34,49,94,.1);background:#fff;border-radius:18px;overflow:hidden}body.site .card-body{padding:14px}body.site .card-title{font-size:15px;margin:0}body.site .pill-list{display:flex;flex-wrap:wrap;gap:10px;margin:0;padding:0;list-style:none}body.site .pill-list a{display:inline-flex;align-items:center;padding:9px 12px;border-radius:999px;background:#ffffff;border:1px solid rgba(34,49,94,.12)}body.site .crumbs{margin:0 0 14px;padding:0;list-style:none;display:flex;flex-wrap:wrap;gap:8px;color:#607091;font-size:13px}body.site .crumbs li{display:inline-flex;align-items:center;gap:8px}body.site .crumbs li+li:before{content:">";color:#9aa7bf}body.site .crumbs a{color:#33456d}body.site .article-desc,body.site .cat-desc{margin-top:10px;color:#51607f;font-size:14px}body.site .list-grid{display:grid;grid-gap:14px;gap:14px}body.site .list-item{display:grid;grid-gap:12px;gap:12px;grid-template-columns:1fr;border:1px solid rgba(34,49,94,.12);background:rgba(255,255,255,.92);border-radius:20px;overflow:hidden}body.site .list-item .text{padding:14px 14px 16px}body.site .list-item h2{font-size:15px}body.site .pager{display:flex;justify-content:center;gap:10px;margin-top:20px}body.site .pager a,body.site .pager span{min-width:38px;height:38px;padding:0 12px;border-radius:999px;border:1px solid rgba(34,49,94,.12);display:inline-flex;align-items:center;justify-content:center;background:#fff}body.site .article-layout{display:grid;grid-gap:16px;gap:16px}body.site .article-hero{border:1px solid rgba(34,49,94,.12);background:rgba(255,255,255,.92);border-radius:24px;overflow:hidden}body.site .article-head{padding:18px 18px 16px}body.site .article-kicker{margin:0 0 8px;color:#4961a6;font-size:13px;letter-spacing:.08em;text-transform:uppercase}body.site .toc{border:1px solid rgba(34,49,94,.12);background:rgba(255,255,255,.9);border-radius:18px;padding:14px 14px 12px}body.site .toc ol{margin:10px 0 0;padding:0 0 0 18px;display:grid;grid-gap:8px;gap:8px}body.site .copy{border:1px solid rgba(34,49,94,.12);background:rgba(255,255,255,.94);border-radius:24px;padding:18px;overflow:hidden}body.site .copy h2{margin:24px 0 12px;font-size:15px}body.site .copy ol,body.site .copy p,body.site .copy ul{margin:0 0 14px}body.site .copy img{border-radius:18px}body.site .friend-links{margin-top:22px;border-top:1px solid rgba(34,49,94,.12);padding-top:18px}body.site .friend-links ul{margin:12px 0 0;padding:0;list-style:none;display:grid;grid-gap:8px;gap:8px}body.site .friend-links a{color:#31456f}body.site .footer{padding:18px 0 26px;color:#6d7891;font-size:13px}body.site .footer small{display:block}body.site .gate-script{display:none}@media (min-width:769px){body.site .topbar-inner{align-items:flex-start}body.site .menu{display:none}body.site .nav-wrap{margin-left:auto;width:auto}body.site .nav-list{display:flex!important;padding-top:0;gap:10px;align-items:center}body.site .nav-list>li{overflow:visible}body.site .nav-list>li>a,body.site .nav-list>li>button{width:auto;justify-content:flex-start}body.site .submenu{position:absolute;top:calc(100% + 10px);left:0;min-width:220px;padding:10px;background:#ffffff;border:1px solid rgba(34,49,94,.12);border-radius:16px;box-shadow:0 18px 40px rgba(18,31,63,.14);z-index:3}body.site .hero{grid-template-columns:1.35fr .95fr;align-items:stretch}body.site .feature-grid{grid-template-columns:1.08fr .92fr}body.site .cards{grid-template-columns:repeat(2,minmax(0,1fr))}body.site .list-item{grid-template-columns:280px 1fr;align-items:stretch}body.site .article-layout{grid-template-columns:minmax(0,1fr) 280px;align-items:start}}