*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#f6f9fc;color:#344b60;font:16px/1.78 system-ui,-apple-system,"Microsoft YaHei",sans-serif;overflow-x:hidden}a{color:inherit;text-decoration:none}a:hover{color:#215dba}button,input{font:inherit}button{cursor:pointer}.container{width:min(100% - 64px,1260px);margin-inline:auto}.micro{background:#0b243f;color:#dfeaf3;font-size:12px}.micro-inner{min-height:30px;display:flex;justify-content:space-between;align-items:center;gap:20px}.micro a{margin-left:18px}.site-header{background:#fff;position:relative;z-index:12;border-bottom:1px solid #e0e8ef}.header-inner{min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:18px}.logo{display:flex;align-items:center;gap:10px;font-size:30px;font-weight:900;white-space:nowrap;color:#0b243f}.logo small,.footer-logo small{font-size:12px;letter-spacing:2px}.logo img{height:36px;width:auto;max-width:145px;object-fit:contain}.logo:has(img) span{display:none}.desktop-nav{display:flex;gap:clamp(8px,1.5vw,22px);align-items:center}.desktop-nav a{font-weight:650;font-size:14px;min-height:50px;display:flex;align-items:center;white-space:nowrap;border-bottom:2px solid transparent}.desktop-nav .active{color:#215dba;border-color:#215dba}.head-actions{display:flex;gap:6px}.icon-btn{border:1px solid #d7e4ec;background:#fff;border-radius:10px;padding:8px 12px;color:#173047;min-height:44px;white-space:nowrap}.icon-btn:hover,.icon-btn:focus-visible{border-color:#215dba;color:#174987}.search-bar{padding:12px 0 18px;display:flex;gap:12px;align-items:center}.search-bar[hidden],.mega[hidden]{display:none}.search-bar input{flex:1;min-width:0;border-radius:8px;border:1px solid #b5c8d8;padding:10px 13px}.search-bar button,.btn{border:0;background:#215dba;color:white;display:inline-flex;justify-content:center;align-items:center;min-height:44px;border-radius:10px;padding:9px 18px;font-weight:700}.btn:hover,.search-bar button:hover{background:#174987;color:white}.btn.pale{background:#66c8d5;color:#091827}.mega{position:absolute;left:0;right:0;top:100%;background:white;box-shadow:0 16px 28px #0b243f20;border-top:1px solid #e5edf4;max-height:70vh;overflow:auto}.mega-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:20px;padding:24px 0}.mega strong{display:block;color:#173047;margin-bottom:8px}.mega a{display:block;font-size:13px;padding:3px 0}.topic-rail{background:#e7f1fa;color:#173047}.rail-inner{display:flex;align-items:center;gap:25px;overflow-x:auto;white-space:nowrap;min-height:43px;scrollbar-width:thin}.rail-inner a{font-size:14px;font-weight:600}.hero{background:linear-gradient(110deg,#091827,#152c47 66%,#203a56);color:#f7fbff;padding:48px 0}.hero-layout{display:grid;grid-template-columns:42% 1fr;gap:40px;align-items:center;min-height:270px}.hero h1{font-size:clamp(28px,3.5vw,40px);line-height:1.25;margin:8px 0 16px}.hero p{color:#dfeaf3;max-width:690px}.hero-media{min-height:220px;display:flex;align-items:center;justify-content:center;border-radius:16px;background:linear-gradient(135deg,#215dba33,#66c8d526);border:1px solid #b5d1e526}.hero-media img,.feature-image img{width:100%;height:auto;object-fit:contain}.eyebrow{color:#3971a6;font-size:13px;font-weight:750;letter-spacing:.03em}.hero .eyebrow,.dark .eyebrow{color:#b9cadb}.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}.section{padding:54px 0}.section.tint{background:#e7f1fa}.section.warm{background:#faf8f4}.section.dark{background:#0b243f;color:#dfeaf3}.section h2{font-size:clamp(22px,2.3vw,28px);line-height:1.35;color:#173047;margin:0 0 10px}.section.dark h2{color:#f7fbff}.section-lead{max-width:760px;margin:0 0 24px}.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}.grid.four{grid-template-columns:repeat(4,minmax(0,1fr))}.article-card,.panel,.channel-card{background:#fff;border:1px solid #e0e9f0;border-radius:15px;padding:22px;min-width:0}.article-card h3,.channel-card h3{font-size:18px;line-height:1.48;color:#173047;margin:8px 0}.article-card p,.channel-card p{margin:8px 0 14px}.text-link{color:#174987;font-weight:750}.dark .article-card{background:#203a56;color:#dfeaf3;border-color:#46617a}.dark .article-card h3{color:#f7fbff}.dark .article-card .text-link{color:#b5d1e5}.channel-card{display:block;transition:transform .18s}.channel-card:hover{transform:translateY(-3px)}.channel-card img,.feature-image img{max-width:100%;height:auto;object-fit:contain}.channel-card img{margin-bottom:10px}.pair{display:grid;grid-template-columns:1.15fr .85fr;gap:20px;align-items:stretch}.feature{border-radius:16px;padding:30px;background:#e7f1fa}.feature.cream{background:#faf8f4}.feature h3{font-size:24px;line-height:1.38;color:#173047}.feature-image{max-height:240px;overflow:hidden}.breadcrumb{font-size:13px;color:#526b7d;margin:23px 0}.breadcrumb a{color:#174987}.page-hero{background:#e7f1fa;padding:34px 0 40px}.page-hero h1{font-size:clamp(26px,3vw,36px);line-height:1.3;color:#173047;margin:7px 0}.page-hero p{max-width:860px;margin:0}.main-columns{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:32px}.reading{max-width:780px}.reading h1{color:#173047;line-height:1.35}.reading p{margin:0 0 23px;line-height:1.82}.reading h2{color:#173047;margin:28px 0 12px}.note{border-left:4px solid #215dba;background:#e7f1fa;padding:17px 20px;border-radius:8px;margin:24px 0}.meta{font-size:13px;color:#526b7d}.section-head{display:flex;justify-content:space-between;align-items:baseline;gap:16px;margin-bottom:20px}.section-head a{color:#174987;font-size:14px}.article-list{display:grid;gap:12px}.list-row{display:grid;grid-template-columns:130px 1fr;gap:14px;align-items:start;padding:18px;border-bottom:1px solid #dbe4eb}.list-row h3{margin:0;color:#173047;font-size:18px}.list-row p{margin:5px 0}.timeline{border-left:3px solid #215dba;padding-left:22px}.timeline li{margin:18px 0}.sidebar{align-self:start;background:white;padding:20px;border-radius:14px;border:1px solid #e0e9f0}.sidebar a{display:block;padding:7px 0}.search-page form{display:flex;gap:9px}.search-page input{min-width:0;flex:1;border:1px solid #b5c8d8;border-radius:9px;padding:10px}.pagination{display:flex;flex-wrap:wrap;gap:8px;margin-top:25px}.pagination a,.pagination span{min-width:42px;text-align:center;border:1px solid #cbdbe8;padding:6px 12px;border-radius:8px}.pagination .current{background:#215dba;color:white}.media-status{background:#e7f1fa;padding:16px 20px;border-radius:12px;border:1px solid #bfd5e6;color:#173047}.video-frame video{width:100%;max-width:900px;background:#091827;border-radius:12px}.faq details{background:white;border:1px solid #e0e9f0;border-radius:10px;padding:14px 18px;margin:10px 0}.faq summary{cursor:pointer;color:#173047;font-weight:700}.site-footer{background:#0b243f;color:#dfeaf3;padding:48px 0 20px}.footer-grid{display:grid;grid-template-columns:1.5fr repeat(5,1fr);gap:22px}.footer-logo{font-size:33px;color:#f7fbff;font-weight:900}.footer-grid h3{font-size:15px;color:#f7fbff;margin:2px 0 13px}.footer-grid a{display:block;font-size:13px;margin:6px 0}.footer-grid a:hover,.micro a:hover{color:#66c8d5}.footer-brand p{font-size:13px}.footer-bottom{border-top:1px solid #46617a;margin-top:30px;padding-top:15px;display:flex;justify-content:space-between;font-size:12px;gap:15px}.mobile-bottom{display:none}a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid #66c8d5;outline-offset:3px}img{max-width:100%;height:auto}@media(max-width:1120px){.desktop-nav{display:none}.footer-grid{grid-template-columns:repeat(3,1fr)}.footer-brand{grid-column:span 3}.mega-grid{grid-template-columns:repeat(3,1fr)}}@media(max-width:768px){.container{width:calc(100% - 36px)}.header-inner{min-height:62px}.micro{display:none}.hero-layout,.pair,.main-columns{grid-template-columns:1fr}.hero-media{min-height:100px}.hero{padding:35px 0}.section{padding:36px 0}.grid,.grid.four{grid-template-columns:repeat(2,minmax(0,1fr))}.mega-grid{grid-template-columns:repeat(2,1fr)}.mobile-bottom{display:flex;position:fixed;bottom:0;left:0;right:0;background:white;box-shadow:0 -5px 20px #0b243f22;z-index:20;min-height:56px}.mobile-bottom a{flex:1;display:grid;place-items:center;color:#174987;font-size:13px;font-weight:700}.site-footer{padding-bottom:80px}.footer-grid{grid-template-columns:repeat(2,1fr)}.footer-brand{grid-column:span 2}.footer-bottom{flex-direction:column}.search-bar{flex-wrap:wrap}.search-bar label{width:100%}}@media(max-width:480px){.container{width:calc(100% - 32px)}.grid,.grid.four,.grid.two{grid-template-columns:1fr}.hero h1{font-size:29px}.head-actions{gap:4px}.icon-btn{font-size:12px;padding:7px 9px}.logo{font-size:24px}.logo small{font-size:9px}.mega-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.article-card{padding:19px}.list-row{grid-template-columns:1fr}.footer-grid{gap:15px}}