*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#fff;color:#252B3A;font:16px/1.8 Arial,"PingFang SC","Microsoft YaHei",sans-serif}img{max-width:100%}a{color:#315CFF;text-decoration:none}a:hover{text-decoration:underline}button{font:inherit;cursor:pointer}h1,h2,h3{color:#17213A;line-height:1.38}h1{font-size:36px;letter-spacing:-.02em;margin:0 0 18px}h2{font-size:25px;margin:0 0 17px}h3{font-size:19px;margin:0 0 10px}p{margin:0 0 16px}.wrap{max-width:1160px;margin:0 auto;padding:0 24px}.skip{position:absolute;left:-999px;top:0;background:white;z-index:15000}.skip:focus{left:12px}.site-header{position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.96);border-bottom:1px solid #E5EAF5;backdrop-filter:blur(12px)}.topbar{display:flex;align-items:center;justify-content:space-between;height:70px;gap:24px}.brand{display:inline-flex;align-items:center;flex-shrink:0;color:#17213A}.brand img{display:block;width:auto;max-width:162px;height:36px;object-fit:contain}.brand strong{font-size:25px;color:#315CFF;letter-spacing:.03em}.brand strong span{color:#17213A}.desktop-nav{display:flex;align-items:center;gap:28px;white-space:nowrap;margin:auto}.desktop-nav a{height:70px;display:flex;align-items:center;position:relative;color:#252B3A;font-size:15px;font-weight:600}.desktop-nav a.is-active{color:#315CFF}.desktop-nav a.is-active:after{content:"";position:absolute;bottom:0;left:0;right:0;height:2px;background:#315CFF}.main-btn{display:inline-flex;align-items:center;justify-content:center;min-width:80px;height:40px;padding:0 18px;border-radius:999px;background:#315CFF;color:#fff!important;font-weight:700;text-decoration:none!important;white-space:nowrap}.channelbar{background:#F5F7FB;border-bottom:1px solid #E8EDF7}.channel-inner{display:flex;align-items:center;gap:0;overflow-x:auto;scrollbar-width:none;height:44px}.channel-inner::-webkit-scrollbar{display:none}.channel-inner a{flex:none;padding:0 20px;border-right:1px solid #DAE1EC;color:#5F6B82;font-size:13px;line-height:17px;white-space:nowrap}.channel-inner a:first-child{padding-left:0}.channel-inner a:last-child{border:0}.channel-inner a.is-active{color:#315CFF;font-weight:700}.menu-toggle{display:none;background:none;border:0;padding:5px}.menu-toggle span{width:22px;height:2px;background:#17213A;display:block;margin:5px 0}.mobile-drawer,.drawer-mask,.mobile-bottom{display:none}.page{padding-top:34px;padding-bottom:58px}.eyebrow{color:#315CFF;font-size:13px;font-weight:700;letter-spacing:.13em;margin-bottom:10px}.lede{font-size:17px;color:#53617A;max-width:850px;line-height:1.88}.section{padding:32px 0;border-bottom:1px solid #E8EDF7}.section:last-child{border:0}.section-header{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:18px}.section-header h2{margin:0}.section-header>a{font-size:14px;white-space:nowrap}.panel{border:1px solid #E0E8F8;border-radius:14px;padding:22px;background:#fff;min-width:0}.soft{background:#F5F7FB;border-radius:14px;padding:26px}.two-col{display:grid;grid-template-columns:1.35fr 1fr;gap:26px;align-items:center}.three-col{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.grid-two{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.topic-link{display:flex;justify-content:space-between;gap:12px;align-items:center;padding:15px 0;border-bottom:1px solid #E6EBF4;color:#17213A;font-weight:700}.topic-link span{font-size:20px;color:#315CFF}.topic-link:last-child{border-bottom:0}.small{font-size:14px;color:#5F6B82}.card-title{font-size:18px;font-weight:700;color:#17213A;margin:13px 0 8px}.card-text{color:#5F6B82;font-size:14px;line-height:1.8;margin:0}.text-link{display:inline-block;font-size:14px;font-weight:700;margin-top:10px}.media{display:flex;align-items:center;justify-content:center;max-width:100%;min-width:0;overflow:hidden;border-radius:12px;background:#EEF4FF}.media img{display:block;width:auto;height:auto;max-width:100%;max-height:100%;object-fit:contain;object-position:center}.media-wide{aspect-ratio:16/9}.media-banner{aspect-ratio:16/7}.media-square{aspect-ratio:1/1}.media-portrait{aspect-ratio:3/4}.media-device{aspect-ratio:9/16}.media-natural{min-height:96px}.media-natural img{width:100%;height:auto;max-height:240px;object-fit:contain;margin:auto}.media-placeholder{min-height:120px;background:#EEF4FF}.media-device.media-placeholder{min-height:240px}.visual-card{min-width:0}.visual-card .media{max-height:175px}.visual-card p{font-size:14px;color:#5F6B82}.article-shell{display:grid;grid-template-columns:minmax(0,1fr) 265px;gap:46px;align-items:start}.article{max-width:790px}.article p{line-height:1.85}.article h2{margin:32px 0 14px;padding-left:13px;border-left:3px solid #315CFF}.article-aside{position:sticky;top:140px;background:#F5F7FB;border-radius:14px;padding:21px}.article-aside h2{font-size:17px}.article-aside a{display:block;padding:9px 0;color:#29354D;border-bottom:1px solid #E2E8F3;font-size:14px}.article-aside a:last-child{border:0}.mini-list{counter-reset:entry}.mini-list a{display:flex;align-items:flex-start;gap:15px;padding:15px 4px;border-bottom:1px solid #E6EBF4;color:#26354C}.mini-list a:before{counter-increment:entry;content:counter(entry,decimal-leading-zero);font-weight:700;color:#315CFF}.mini-list a strong{display:block}.mini-list a em{display:block;font-size:13px;font-style:normal;color:#5F6B82;font-weight:400}.site-footer{background:#101828;color:#D8E0F2;padding:52px 0 22px}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:38px}.footer-grid h2{font-size:16px;color:#fff;margin:0 0 16px}.footer-grid a:not(.brand){display:block;color:#D8E0F2;font-size:14px;padding:3px 0}.footer-brand p{font-size:14px;line-height:1.8;margin-top:15px}.footer-brand .brand strong{color:#fff}.footer-bottom{border-top:1px solid #2B3448;margin-top:32px;padding-top:19px;display:flex;gap:25px;align-items:center;justify-content:space-between;font-size:13px}.footer-bottom p{margin:0}.to-top{position:fixed;right:22px;bottom:23px;width:38px;height:38px;border-radius:50%;background:#315CFF;color:#fff;border:0;z-index:900;opacity:0;pointer-events:none}.to-top.visible{opacity:1;pointer-events:auto}.hero-slider{position:relative;background:#EEF4FF;border-radius:14px;overflow:hidden;margin-bottom:32px;min-height:180px}.slides{position:relative;min-height:180px}.slide{display:none;align-items:center;justify-content:center;height:290px}.slide:first-child,.slide.active{display:flex}.slide:not(.active):not(:first-child){display:none}.slide.active~.slide{display:none}.slide img{display:block;max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain}.slider-btn{position:absolute;top:50%;transform:translateY(-50%);background:rgba(23,33,58,.56);color:white;border:0;width:36px;height:42px;font-size:24px;z-index:3}.slider-btn.prev{left:8px}.slider-btn.next{right:8px}.slider-dots{position:absolute;bottom:11px;left:0;right:0;display:flex;justify-content:center;gap:8px;z-index:4}.slider-dots button{width:9px;height:9px;border:0;border-radius:50%;padding:0;background:#9FB3EA}.slider-dots button.active{background:#315CFF}.visual-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.intro-links{display:grid;grid-template-columns:1fr 1fr;gap:6px 18px}.pill{display:inline-flex;align-items:center;gap:5px;color:#315CFF;font-size:14px;font-weight:700}.note{background:#EEF4FF;border-left:3px solid #315CFF;padding:18px;border-radius:0 12px 12px 0;color:#344665}.faq-item{padding:17px 0;border-bottom:1px solid #E5EAF5}.faq-item h3{font-size:17px}.faq-item p{margin:0}.gallery-visual .media{max-height:190px}.gallery-visual .media img{max-height:190px}.menu-toggle:focus-visible,a:focus-visible,button:focus-visible{outline:3px solid #90A9FF;outline-offset:3px}
@media(max-width:980px){.desktop-nav{display:none}.menu-toggle{display:block}.topbar{height:58px;gap:10px}.topbar .brand{margin:auto}.topbar .brand img{height:29px;max-width:120px}.topbar .brand strong{font-size:22px}.topbar .main-btn{height:36px;min-width:70px;padding:0 13px;font-size:14px}.mobile-drawer{display:block;position:fixed;inset:0 auto 0 0;width:min(84vw,320px);height:100dvh;overflow-y:auto;background:#fff;z-index:12000;transform:translateX(-105%);visibility:hidden;pointer-events:none;transition:transform .2s ease,visibility .2s}.mobile-drawer.is-open{transform:translateX(0);visibility:visible;pointer-events:auto}.drawer-mask{display:block;position:fixed;inset:0;background:rgba(16,24,40,.42);z-index:11000;opacity:0;visibility:hidden;pointer-events:none;transition:opacity .2s ease,visibility .2s}.drawer-mask.is-visible{opacity:1;visibility:visible;pointer-events:auto}body.drawer-open{overflow:hidden}.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:17px 20px;border-bottom:1px solid #E5EAF5}.drawer-head .brand img{height:30px}.drawer-close{background:none;border:0;color:#17213A;font-size:28px}.drawer-group{padding:15px 20px;border-bottom:1px solid #E9EDF5}.drawer-group h2{font-size:14px;color:#5F6B82;margin:0 0 8px}.drawer-group a{display:block;min-height:40px;padding:7px 10px;border-radius:7px;color:#252B3A;font-size:15px}.drawer-group a.is-active{background:#EEF4FF;color:#315CFF}.mobile-bottom{display:flex;position:fixed;bottom:0;left:0;right:0;height:60px;background:white;box-shadow:0 -3px 16px #17213A12;z-index:900;justify-content:space-around;padding-bottom:env(safe-area-inset-bottom)}.mobile-bottom a{display:flex;flex:1;flex-direction:column;align-items:center;justify-content:center;font-size:12px;line-height:1.35;color:#5F6B82}.mobile-bottom a span{font-size:20px}.mobile-bottom a.is-active{color:#315CFF}.site-footer{padding-bottom:85px}.to-top{bottom:75px}.article-shell{grid-template-columns:1fr}.article-aside{position:static;display:none}.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:700px){body{font-size:15px}.wrap{padding:0 16px}.page{padding-top:24px;padding-bottom:35px}h1{font-size:28px}h2{font-size:21px}.lede{font-size:15px}.section{padding:26px 0}.two-col,.grid-two{grid-template-columns:1fr;gap:18px}.three-col,.visual-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.panel{padding:16px}.soft{padding:18px}.slide{height:190px}.slides{min-height:190px}.hero-slider{min-height:190px}.footer-grid{gap:20px}.footer-bottom{display:block}.footer-bottom p{margin:9px 0}.intro-links{grid-template-columns:1fr 1fr}.visual-card .media{max-height:150px}.card-title{font-size:16px}.article h2{margin-top:24px}}
@media(max-width:360px){.three-col,.visual-grid{grid-template-columns:1fr 1fr}.topbar{gap:6px}.topbar .brand img{max-width:105px}.intro-links{grid-template-columns:1fr}.visual-card .media{max-height:135px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}}