*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#f6fbff;color:#31485f;font:16px/1.8 Arial,"PingFang SC","Microsoft YaHei",sans-serif}a{color:#1676ad;text-decoration:none}a:hover{text-decoration:underline}button{font:inherit;cursor:pointer}img{max-width:100%;height:auto}.container{max-width:1160px;margin-inline:auto;padding-inline:24px}.skip-link{position:absolute;left:10px;top:-90px;background:#fff;z-index:20000;padding:10px}.skip-link:focus{top:5px}.site-header{background:#fff;position:sticky;top:0;z-index:1000;box-shadow:0 2px 18px rgba(34,89,135,.09)}.header-inner{height:70px;display:flex;align-items:center;gap:24px}.brand{display:inline-flex;flex:none;align-items:center;color:#244c78;text-decoration:none}.brand img{display:block;max-width:145px;max-height:38px;width:auto;object-fit:contain}.brand-mark{font-size:25px;font-weight:900;letter-spacing:.5px;color:#6b4faf}.brand-mark span{color:#d9b15b}.desktop-nav{display:flex;align-items:center;gap:20px;flex:1;justify-content:flex-end;min-width:0}.nav-item{color:#244c78;font-size:14px;white-space:nowrap;line-height:68px;border-bottom:2px solid transparent}.nav-item.is-current{color:#2aa9e0;border-bottom-color:#2aa9e0;font-weight:700}.main-btn{display:inline-flex;justify-content:center;align-items:center;flex:none;min-width:82px;height:40px;border-radius:50px;padding:0 18px;background:linear-gradient(135deg,#53c2f2 0%,#2aa9e0 55%,#6b4faf 100%);color:white;font-size:14px;font-weight:700;text-decoration:none}.main-btn:hover{color:white;text-decoration:none;filter:brightness(1.04)}.channel-strip{background:#eff8ff;border-bottom:1px solid rgba(42,169,224,.12)}.channel-inner{display:flex;align-items:center;gap:28px;min-height:44px;overflow-x:auto;scrollbar-width:thin}.channel-item{font-size:14px;color:#58718e;white-space:nowrap}.channel-item.is-current{font-weight:bold;color:#168cbd}.site-main{padding-top:32px;padding-bottom:56px;min-height:50vh}.eyebrow{font-weight:700;font-size:13px;color:#6b4faf;letter-spacing:.08em}.page-lead{background:#fff;padding:29px 32px;border:1px solid rgba(42,169,224,.16);border-radius:14px;margin-bottom:26px}.page-lead h1,.hero h1{font-size:34px;line-height:1.35;color:#1c3552;margin:8px 0 12px}.page-lead p,.hero p{margin:0;color:#58718e}.breadcrumb{font-size:13px;color:#6b8299;margin-bottom:12px}.breadcrumb a{color:#58718e}.content-layout{display:grid;grid-template-columns:minmax(0,1fr) 290px;gap:24px;align-items:start}.article,.side-card,.panel,.feature-card,.tile,.news-card{background:#fff;border:1px solid rgba(42,169,224,.16);border-radius:14px}.article{padding:28px 34px}.article h2,.section-heading h2{font-size:24px;color:#1c3552;line-height:1.4;margin:0 0 16px}.article h2:not(:first-child){margin-top:35px}.article h3{font-size:19px;color:#1c3552}.article p{margin:0 0 16px;text-align:justify}.article ul{padding-left:24px}.article li{margin-bottom:10px}.side-card{padding:22px;margin-bottom:18px}.side-card h3{font-size:18px;color:#1c3552;margin:0 0 12px}.side-card a{display:block;padding:9px 0;border-bottom:1px solid #edf4f9;color:#244c78;font-size:14px}.side-card a:last-child{border:0}.section{margin-top:34px}.section-heading{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:18px}.section-heading h2{margin:0}.section-heading a{font-size:14px}.hero{display:grid;grid-template-columns:1.05fr 1fr;align-items:center;gap:27px;background:linear-gradient(120deg,#fff 15%,#eaf7ff 100%);border:1px solid rgba(42,169,224,.16);border-radius:14px;padding:28px}.hero p{margin:12px 0 18px}.hero-actions{display:flex;flex-wrap:wrap;gap:12px}.outline-btn{border:1px solid #a9d9ef;border-radius:50px;padding:8px 18px;color:#244c78;background:#fff;font-weight:600}.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.tile,.feature-card,.news-card{padding:20px;min-width:0}.tile h3,.feature-card h3,.news-card h3{font-size:18px;color:#1c3552;margin:0 0 9px}.tile p,.feature-card p,.news-card p{font-size:14px;margin:0 0 12px;color:#58718e}.tile a,.feature-card a{font-weight:700;font-size:14px}.tile-symbol{width:42px;height:42px;border-radius:12px;background:#eff8ff;color:#2aa9e0;display:flex;align-items:center;justify-content:center;font-size:23px;margin-bottom:12px}.media{display:flex;align-items:center;justify-content:center;width:100%;overflow:hidden;border-radius:12px;background:#eff8ff}.media img{display:block;width:auto;height:auto;max-width:100%;max-height:100%;object-fit:contain;object-position:center}.media-placeholder{width:100%;height:100%;min-height:120px;background:linear-gradient(135deg,#edf7fd,#dceefa);position:relative}.media-placeholder:before{content:"";position:absolute;left:50%;top:50%;height:25%;aspect-ratio:1;border:2px solid rgba(42,169,224,.22);border-radius:50%;transform:translate(-50%,-50%)}.media-banner{aspect-ratio:16/7}.media-wide{aspect-ratio:16/9}.media-square{aspect-ratio:1/1}.media-device{aspect-ratio:9/16;max-width:280px;margin-inline:auto}.image-caption{font-size:13px;line-height:1.55;color:#6b8299;padding:10px 2px}.feature-row{display:grid;grid-template-columns:1fr 1.25fr;gap:24px;align-items:center;background:#fff;border:1px solid rgba(42,169,224,.16);border-radius:14px;padding:22px}.feature-row.reverse{grid-template-columns:1.25fr 1fr}.feature-row h3{font-size:22px;color:#1c3552;margin:0 0 10px}.feature-row p{margin:0 0 12px}.compact-list{padding:0;margin:0;list-style:none;counter-reset:entry}.compact-list li{border-bottom:1px solid #eaf2f8;padding:12px 0;counter-increment:entry;display:flex;gap:12px}.compact-list li:before{content:counter(entry,decimal-leading-zero);font-weight:bold;color:#2aa9e0}.compact-list li:last-child{border:0}.article-links{border-top:1px solid #e4f1f9;padding-top:22px;margin-top:34px}.article-links h2{font-size:20px!important;margin:0 0 12px!important}.article-links a{display:inline-block;background:#eff8ff;padding:6px 12px;border-radius:7px;margin:0 9px 9px 0;font-size:14px}.notice{background:#eff8ff;border-left:3px solid #2aa9e0;padding:16px 20px;border-radius:4px 10px 10px 4px;margin:20px 0}.notice p{margin:0}.gallery-card{background:#fff;border:1px solid rgba(42,169,224,.16);padding:14px;border-radius:14px}.gallery-card h3{color:#1c3552;margin:12px 0 5px;font-size:17px}.gallery-card p{font-size:14px;margin:0;color:#58718e}.faq-item{margin-bottom:16px;border:1px solid #e4f1f9;border-radius:12px;padding:18px 22px;background:#fff}.faq-item h2{font-size:18px;color:#1c3552;margin:0 0 7px}.faq-item p{margin:0}.site-footer{background:#16324f;color:#e8f5ff;padding:40px 0 18px}.footer-grid{display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:35px}.footer-col h3{font-size:16px;color:#fff;margin:0 0 14px}.footer-col>a:not(.brand){display:block;font-size:14px;color:#d7efff;line-height:2.1}.footer-brand p{max-width:280px;font-size:14px;opacity:.9}.footer-brand .brand-mark{color:#c3b1f2}.footer-bottom{border-top:1px solid rgba(255,255,255,.17);margin-top:27px;padding-top:16px;display:flex;justify-content:space-between;gap:20px;font-size:12px;opacity:.87}.menu-trigger,.mobile-drawer,.drawer-mask,.mobile-bottom{display:none}.menu-trigger{border:0;background:none;padding:8px}.menu-trigger span{display:block;width:23px;height:2px;background:#244c78;margin:4px 0}.drawer-head{height:66px;display:flex;align-items:center;justify-content:space-between;padding:0 20px;border-bottom:1px solid #e7f1f8}.drawer-close{border:0;background:#eff8ff;width:36px;height:36px;border-radius:50%;font-size:26px;color:#244c78}.drawer-group{padding:15px 20px;border-bottom:1px solid #e9f1f8}.drawer-group h3{font-size:13px;color:#6b4faf;margin:0 0 8px}.drawer-group a{display:block;font-size:15px;color:#244c78;padding:6px 0}.mobile-bottom a{text-decoration:none}.photo-fig{margin:0}.muted{color:#6b8299}.callout-links{display:flex;flex-wrap:wrap;gap:12px}.callout-links a{border-radius:8px;background:#eff8ff;padding:9px 14px;font-size:14px}@media(max-width:1100px){.desktop-nav{gap:12px}.nav-item{font-size:13px}.header-inner{gap:16px}}@media(max-width:980px){.desktop-nav{display:none}.menu-trigger{display:block}.header-inner{height:58px;justify-content:space-between;gap:8px}.header-inner .brand{margin-inline:auto}.brand img{max-height:30px}.main-btn{height:36px;min-width:70px;padding:0 13px}.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(28,73,114,.36);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}.mobile-bottom{display:flex;position:fixed;bottom:0;left:0;right:0;height:60px;background:#fff;border-top:1px solid #d8ecf8;z-index:1000;justify-content:space-around;align-items:center}.mobile-bottom a{color:#58718e;font-size:12px;display:flex;flex-direction:column;align-items:center;min-width:55px;line-height:1.45}.mobile-bottom a.is-current{color:#2aa9e0;font-weight:700}.bottom-icon{font-size:20px}.site-main{padding-bottom:96px}.footer-bottom{padding-bottom:68px}.content-layout{grid-template-columns:minmax(0,1fr) 220px}.footer-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:768px){.container{padding-inline:20px}.hero{grid-template-columns:1fr}.content-layout{grid-template-columns:1fr}.article{padding:24px}.sidebar{display:grid;grid-template-columns:1fr 1fr;gap:16px}.side-card{margin:0}.grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}.feature-row,.feature-row.reverse{grid-template-columns:1fr}.page-lead h1,.hero h1{font-size:27px}.article h2,.section-heading h2{font-size:21px}}@media(max-width:480px){body{font-size:15px;line-height:1.78}.container{padding-inline:16px}.header-inner{padding-inline:12px}.main-btn{font-size:13px}.brand-mark{font-size:22px}.channel-inner{gap:20px}.site-main{padding-top:20px}.page-lead{padding:22px 18px}.page-lead h1,.hero h1{font-size:25px}.article{padding:20px 18px}.grid-3,.grid-2,.sidebar{grid-template-columns:1fr}.hero{padding:20px}.section{margin-top:28px}.footer-grid{grid-template-columns:1fr 1fr;gap:20px}.footer-brand{grid-column:1/-1}.footer-bottom{flex-direction:column;gap:5px}.section-heading h2{font-size:20px}}@media(max-width:360px){.header-inner{gap:4px}.main-btn{min-width:60px;padding:0 10px}.menu-trigger{padding:5px}.brand-mark{font-size:20px}.footer-grid{grid-template-columns:1fr 1fr}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}
