:root{--bg:#f6f8fb;--surface:#fff;--ink:#14263f;--muted:#6b7d93;--line:#e2e8f0;--blue:#155ea8;--blue-soft:#eef6ff;--success:#23815a;--shadow:0 10px 30px rgba(21,39,66,.07);--radius:14px;--max:1540px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:linear-gradient(180deg,#fbfdff,#f6f8fb);color:var(--ink);font-family:"Segoe UI",Tahoma,Arial,sans-serif;line-height:1.88;text-rendering:optimizeLegibility}a{color:var(--blue);text-decoration:none}a:hover{text-decoration:underline}img{max-width:100%;height:auto}button,input{font:inherit}
.skip-link{position:absolute;right:-9999px;top:10px;z-index:1000;background:#fff;color:#111;padding:9px 14px;border:2px solid var(--blue);border-radius:8px}.skip-link:focus{right:10px}
.site-header{min-height:78px;background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50;display:flex;align-items:center;gap:28px;padding:0 30px}
.brand{display:flex;align-items:center;gap:11px;min-width:225px}.brand:hover{text-decoration:none}
.brand-mark{width:46px;height:46px;border-radius:50%;position:relative;overflow:hidden;background:radial-gradient(circle at 32% 27%,#fff 0 13%,transparent 14%),linear-gradient(145deg,#f7f9fc,#cbd7e6);border:1px solid #cad4df;box-shadow:inset 0 0 0 5px #edf2f7}
.brand-mark:before,.brand-mark:after{content:"";position:absolute;border:1px solid #8798aa;border-radius:50%}.brand-mark:before{inset:8px}.brand-mark:after{inset:6px 17px}
.brand-title{font-family:Georgia,"Times New Roman",serif;font-size:31px;line-height:1;color:#122a48;letter-spacing:.2px}.brand-title span{color:var(--blue)}.brand-sub{display:block;font-size:12px;color:#6d7f94;margin-top:5px}
.main-nav{display:flex;gap:22px;white-space:nowrap;font-weight:700}.main-nav a{color:#243c59;padding:26px 0 22px;border-bottom:3px solid transparent}.main-nav a:hover,.main-nav a.active{text-decoration:none;color:var(--blue);border-bottom-color:var(--blue)}
.header-search{flex:1;max-width:520px;margin-inline:auto;height:44px;border:1px solid #d8e1ec;border-radius:10px;background:#f5f7fa;display:flex;align-items:center;gap:9px;padding:0 14px}.header-search input{width:100%;background:transparent;border:0;outline:0;text-align:right;color:#2d4766}
.page-shell{width:min(var(--max),96vw);margin:28px auto 44px}.three-col{display:grid;grid-template-columns:235px minmax(0,1fr) 310px;gap:20px;direction:ltr}.side-left,.content-col,.side-right{direction:rtl}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.side-left{height:max-content;position:sticky;top:102px;overflow:hidden}.side-title{font-size:18px;font-weight:850;padding:15px 18px;border-bottom:1px solid var(--line)}
.side-link{display:flex;align-items:center;gap:10px;padding:11px 17px;border-bottom:1px solid #edf1f5;color:#294360}.side-link:hover{background:#fbfdff;text-decoration:none}
.icon-box{width:29px;height:29px;border-radius:8px;background:var(--blue-soft);color:var(--blue);display:grid;place-items:center;font-size:14px}.side-link small{margin-inline-start:auto;color:#9ba9ba}
.breadcrumbs{font-size:13px;color:var(--muted);margin:2px 4px 10px}.article-card{padding:30px 36px}.article-header{display:flex;justify-content:space-between;gap:22px;border-bottom:1px solid var(--line);padding-bottom:20px}
.kicker{display:inline-block;background:#eaf3fd;color:#165ba3;padding:4px 10px;border-radius:999px;font-weight:800;font-size:12px;margin-bottom:8px}
h1{margin:0;font-family:Georgia,"Times New Roman",serif;font-size:42px;line-height:1.28;color:#102849}.original-name{font:600 .48em "Segoe UI",Tahoma,Arial,sans-serif;color:#6d7e93}.article-meta{font-size:14px;color:var(--muted);margin-top:7px}
.actions{display:flex;gap:8px;align-items:flex-start}.btn{border:1px solid #d6e0eb;background:#fff;border-radius:9px;padding:8px 12px;font-weight:750;color:#315173;cursor:pointer;display:inline-block}.btn.primary{background:var(--blue);color:#fff;border-color:var(--blue);text-decoration:none}
.lead{font-size:18px;color:#263c58;margin:22px 0 18px}.quick-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin:18px 0 25px}.quick{background:#f8fbff;border:1px solid #dfebf7;border-radius:11px;padding:13px}.quick b{display:block;font-size:13px;color:#143e72}.quick span{font-size:14px;color:#425a76}
.hero{margin:20px 0 10px;height:470px;overflow:hidden;border-radius:13px;border:1px solid var(--line);background:#edf2f7}.hero img{width:100%;height:100%;object-fit:cover;display:block}.caption{font-size:12px;color:#697b8f;margin-bottom:22px}
.toc{background:#f8fbff;border:1px solid #dfe9f5;border-radius:12px;padding:16px 18px;margin:22px 0 28px}.toc strong{display:block;margin-bottom:7px}.toc ol{margin:0;padding-right:22px;columns:2;column-gap:42px}
.article-card h2{font-size:25px;color:#143a6c;border-bottom:1px solid var(--line);padding-bottom:8px;margin:36px 0 15px}.article-card h3{font-size:19px;color:#254c79;margin:24px 0 10px}.article-card p{margin:0 0 15px}
.notice{border-right:4px solid var(--blue);background:#f4f9ff;border-radius:9px;padding:13px 15px;margin:20px 0;color:#36516f}.info-table{width:100%;border-collapse:collapse;margin:14px 0 24px;font-size:14px}.info-table th,.info-table td{border:1px solid var(--line);padding:10px 12px;text-align:right;vertical-align:top}.info-table th{background:#f3f7fc;color:#24476f;width:31%}
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:11px;margin:18px 0}.gallery figure{margin:0;border:1px solid var(--line);border-radius:11px;overflow:hidden;background:#f1f5f9}.gallery img{width:100%;height:220px;object-fit:cover;display:block}.gallery figcaption{padding:8px 10px;font-size:11px;color:#607188;background:#fff}
.source-list li{margin-bottom:9px}.editorial-note{background:#fff9e9;border:1px solid #eedba5;border-radius:10px;padding:14px 16px;color:#584a2a;margin:27px 0 5px;font-size:13px}
.side-right{display:flex;flex-direction:column;gap:16px}.infobox{overflow:hidden}.infobox-image{height:245px;background:linear-gradient(145deg,#dae6f0,#a7bfd5)}.infobox-image img{width:100%;height:100%;object-fit:cover;display:block}
.infobox-title{font-size:23px;font-weight:900;text-align:center;padding:14px 12px 3px}.infobox-sub{text-align:center;color:var(--muted);font-size:13px;padding-bottom:12px}.info-row{display:grid;grid-template-columns:98px 1fr;gap:8px;border-top:1px solid #edf1f5;padding:10px 14px;font-size:13px}.info-row b{color:#294b70}
.mini{padding:16px}.mini h3{margin:0 0 11px;font-size:18px}.related{padding:9px 0;border-bottom:1px solid #edf1f5}.related b{display:block;color:var(--blue);font-size:13px}.related span{font-size:11px;color:var(--muted)}.source-quality{display:flex;align-items:center;gap:9px;margin:7px 0;font-size:12px}.dot{width:9px;height:9px;border-radius:50%;background:var(--success)}
.home-hero{background:linear-gradient(135deg,#fff,#f1f7ff);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);padding:42px 44px;display:grid;grid-template-columns:1.2fr .8fr;gap:34px;align-items:center}
.home-hero h1{font-size:52px}.home-hero p{font-size:18px;color:#526983}.big-search{height:54px;background:#fff;border:1px solid #cfdbe8;border-radius:12px;display:flex;align-items:center;gap:10px;padding:0 15px;margin-top:23px;box-shadow:0 8px 20px rgba(21,39,66,.05)}.big-search input{width:100%;border:0;outline:0;text-align:right;font-size:16px}
.hero-orb{width:250px;height:250px;margin:auto;border-radius:50%;background:radial-gradient(circle at 30% 28%,#fff 0 8%,transparent 9%),conic-gradient(from 25deg,#e3eef9,#abc8e3,#f1f6fb,#92b7d8,#e3eef9);border:1px solid #bfd0df;box-shadow:inset 0 0 0 15px rgba(255,255,255,.4),0 20px 50px rgba(35,79,121,.12);display:grid;place-items:center;color:#234d79;font-family:Georgia,serif;font-size:68px;font-weight:700}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:20px 0}.stat{padding:18px;text-align:center}.stat strong{display:block;font-size:25px;color:#153f70}.stat span{font-size:12px;color:var(--muted)}
.home-grid{display:grid;grid-template-columns:1.35fr .65fr;gap:18px}.featured,.latest{padding:20px}.section-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}.section-head h2{margin:0;font-size:22px;color:#183d69}.feature-body{display:grid;grid-template-columns:1fr 1.05fr;gap:18px;align-items:center}.feature-body img{width:100%;height:280px;object-fit:cover;border-radius:11px}.article-teaser h3{font-size:27px;margin:0 0 8px;color:#144a85}.article-teaser p{color:#4c6179}
.latest-item{display:flex;gap:11px;padding:11px 0;border-bottom:1px solid #edf1f5}.thumb{width:62px;height:50px;border-radius:8px;background:linear-gradient(145deg,#dce8f4,#a8c1d9)}.latest-item b{display:block;font-size:14px;color:#185ca5}.latest-item span{font-size:11px;color:var(--muted)}
.categories{padding:20px;margin-top:18px}.category-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.category{border:1px solid var(--line);border-radius:11px;padding:15px;background:#fbfdff;display:flex;align-items:center;gap:10px;font-weight:750;color:#254664}.category:hover{text-decoration:none;background:#f6faff}
.site-footer{border-top:1px solid var(--line);background:#fff;padding:23px 4vw;color:#728096;display:flex;justify-content:space-between;gap:18px;align-items:center;font-size:13px}.footer-brand{font-family:Georgia,serif;font-size:20px;color:#234a7b}
@media(max-width:1120px){.three-col{grid-template-columns:1fr 290px}.side-left{display:none}.main-nav{display:none}}
@media(max-width:800px){.site-header{height:auto;min-height:70px;padding:12px 16px;flex-wrap:wrap}.header-search{order:3;max-width:none;flex-basis:100%}.page-shell{width:94vw}.three-col{display:block}.side-right{margin-bottom:18px}.article-card{padding:21px 17px}.article-header{display:block}.actions{margin-top:13px}h1{font-size:33px}.quick-grid{grid-template-columns:1fr 1fr}.toc ol{columns:1}.hero{height:330px}.gallery{grid-template-columns:1fr}.gallery img{height:320px}.home-hero{grid-template-columns:1fr;padding:28px 20px}.home-hero h1{font-size:38px}.hero-orb{width:180px;height:180px;font-size:50px}.stats{grid-template-columns:1fr 1fr}.home-grid{grid-template-columns:1fr}.feature-body{grid-template-columns:1fr}.category-grid{grid-template-columns:1fr 1fr}.site-footer{display:block;text-align:center}}