*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#F3F7FB;color:#263B4C;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.78;overflow-x:hidden}body.layer-open{overflow:hidden}a{color:#1E6FB8;text-decoration:none}a:hover{text-decoration:underline}a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid rgba(59,159,224,.38);outline-offset:3px}.skip{position:fixed;left:12px;top:-80px;z-index:9999;background:#10263A;color:#fff;padding:10px 14px;border-radius:8px}.skip:focus{top:12px}.topbar{position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.94);backdrop-filter:blur(14px);border-bottom:1px solid rgba(30,111,184,.16);box-shadow:0 8px 22px rgba(16,38,58,.05)}.topbar-inner{height:72px;max-width:1240px;margin:auto;padding:0 18px;display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{display:flex;align-items:center;gap:14px;color:#10263A;min-width:0}.brand:hover{text-decoration:none}.brand-mark{display:flex;align-items:center}.logo{display:block;width:auto;max-width:220px;height:auto;max-height:34px;object-fit:contain}.word-logo{font-size:22px;font-weight:800;color:#10263A}.brand-state{font-size:14px;color:#60788C;white-space:nowrap}.top-actions{display:flex;align-items:center;gap:8px}.top-btn,.close-btn,.rail-all,.text-btn,.demo-btn{min-height:44px;border:1px solid rgba(30,111,184,.16);background:#fff;color:#1E6FB8;border-radius:10px;padding:0 16px;font:inherit;cursor:pointer}.app-btn,.primary-btn,.secondary-btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 18px;border-radius:10px;font-weight:800;text-decoration:none}.app-btn,.primary-btn{background:linear-gradient(135deg,#67B9EC 0%,#3B9FE0 52%,#1E6FB8 100%);color:#fff}.secondary-btn{background:#fff;color:#1E6FB8;border:1px solid rgba(59,159,224,.38)}.app-btn:hover,.primary-btn:hover,.secondary-btn:hover{text-decoration:none}.page-grid{display:grid;grid-template-columns:220px minmax(0,1fr);gap:30px;max-width:1240px;margin:auto;padding:28px 18px 70px}.content{min-width:0}.rail-inner{position:sticky;top:94px;background:#fff;border:1px solid rgba(30,111,184,.16);border-radius:14px;padding:16px;box-shadow:0 14px 36px rgba(16,38,58,.06)}.rail section+section{margin-top:17px;padding-top:15px;border-top:1px solid rgba(30,111,184,.12)}.rail h2{font-size:15px;margin:0 0 4px;color:#10263A}.rail p{font-size:12px;line-height:1.5;color:#8094A5;margin:0 0 9px}.rail nav{display:grid;gap:3px}.rail nav a{padding:8px 9px;border-left:3px solid transparent;border-radius:7px;color:#60788C;font-size:14px}.rail nav a.current{border-left-color:#1E6FB8;background:#E6EFF7;color:#10263A;font-weight:800}.rail-all{width:100%;margin-top:15px;background:#DCEBF5;color:#10263A;font-weight:700}.hero,.card,.band,.notice,.cta,.board-col,.faq details,.shelf-box,.chart-box{background:#fff;border:1px solid rgba(30,111,184,.16);border-radius:16px;box-shadow:0 14px 36px rgba(16,38,58,.06)}.hero{padding:28px;margin-bottom:24px}.breadcrumb{font-size:14px;color:#8094A5;margin-bottom:8px}.eyebrow{font-size:13px;font-weight:800;letter-spacing:.08em;color:#1E6FB8;margin:0 0 8px}.hero h1,.brand-copy h1{font-size:clamp(30px,4vw,38px);line-height:1.22;margin:0 0 16px;color:#10263A}.lead{font-size:18px;color:#60788C;max-width:820px;margin:0}.section{margin:24px 0 30px}.section-head{display:flex;align-items:end;justify-content:space-between;gap:18px;margin-bottom:14px}.section-head h2{font-size:clamp(22px,3vw,28px);line-height:1.35;margin:0;color:#10263A}.section-head p{margin:0;color:#60788C;max-width:580px}.media{display:flex;align-items:center;justify-content:center;overflow:hidden;border-radius:14px;border:1px solid rgba(30,111,184,.16);background:linear-gradient(145deg,#F8FBFE,#E6EFF7);min-height:210px}.media img{display:block;max-width:100%;width:100%;height:100%;object-fit:contain;object-position:center}.media.landscape{aspect-ratio:16/9;max-height:360px}.media.banner{min-height:240px;max-height:420px}.media.banner img{height:auto;max-height:420px}.media.portrait{aspect-ratio:4/5;max-height:460px}.media.square{aspect-ratio:1/1;max-width:84px;min-height:0}.media.square img{height:auto}.media-fallback{display:flex;align-items:center;justify-content:center;width:100%;min-height:210px;background:linear-gradient(145deg,#E6EFF7,#DCEBF5);color:#10263A;font-weight:800}.brand-cover>.media{margin-bottom:22px}.brand-copy{background:#fff;border:1px solid rgba(30,111,184,.16);border-radius:16px;padding:28px}.button-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.cards.two{grid-template-columns:repeat(2,minmax(0,1fr))}.cards.four{grid-template-columns:repeat(4,minmax(0,1fr))}.card{padding:20px}.card h3{margin:0 0 8px;color:#10263A;font-size:20px}.card p{margin:0;color:#60788C}.card .num{font-size:34px;font-weight:900;line-height:1;color:#1E6FB8;margin-bottom:15px}.card a{display:inline-flex;align-items:center;min-height:42px;margin-top:10px;font-weight:700}.band{display:grid;grid-template-columns:minmax(280px,.9fr) minmax(0,1.1fr);gap:22px;padding:20px;align-items:center;margin-bottom:15px}.band.reverse .band-media{order:2}.band.reverse .band-copy{order:1}.band h3{font-size:24px;color:#10263A;margin:0 0 8px}.band p{margin:0 0 10px;color:#60788C}.tags{display:flex;flex-wrap:wrap;gap:7px;margin:12px 0}.tag{display:inline-flex;align-items:center;min-height:30px;padding:3px 10px;border-radius:8px;background:#E6EFF7;color:#10263A;font-size:13px}.task-strip{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.task{display:flex;flex-direction:column;min-height:190px;padding:16px;background:#fff;border:1px solid rgba(30,111,184,.16);border-radius:14px}.task .mark{display:grid;place-items:center;width:42px;height:42px;border-radius:10px;background:#DCEBF5;color:#10263A;font-weight:900;margin-bottom:12px}.task h3{font-size:18px;color:#10263A;margin:0 0 6px}.task p{font-size:15px;color:#60788C;margin:0}.task a{margin-top:auto;padding-top:10px;font-weight:700}.task .media{min-height:100px;margin-bottom:12px}.editorial{display:grid;grid-template-columns:1.5fr .85fr;gap:14px}.editorial .main{grid-row:span 2}.editorial article{background:#fff;border:1px solid rgba(30,111,184,.16);border-radius:16px;padding:20px}.editorial h3{margin:0 0 8px;color:#10263A}.editorial p{color:#60788C}.editorial .media{margin-bottom:14px}.mosaic{display:grid;grid-template-columns:repeat(12,1fr);gap:12px}.mosaic article{padding:20px;border:1px solid rgba(30,111,184,.16);border-radius:14px;background:#DCEBF5;min-height:170px}.mosaic article:nth-child(1),.mosaic article:nth-child(4){grid-column:span 7}.mosaic article:nth-child(2),.mosaic article:nth-child(3){grid-column:span 5}.mosaic article:nth-child(5),.mosaic article:nth-child(6){grid-column:span 6}.mosaic .mint{background:#E4F3F0}.mosaic .fog{background:#EDF2F6}.mosaic strong{font-size:30px;color:#1E6FB8}.mosaic h3{margin:16px 0 5px;color:#10263A}.mosaic p{margin:0;color:#60788C}.split{display:grid;grid-template-columns:1.05fr .95fr;gap:14px}.shelf-box,.chart-box{padding:20px}.shelf-box .media,.chart-box .media{margin-bottom:14px}.shelf-row{display:grid;grid-template-columns:130px 1fr;gap:12px;padding:12px 0;border-top:1px solid rgba(30,111,184,.12)}.chart-row{display:grid;grid-template-columns:58px 1fr;gap:12px;padding:13px 0;border-top:1px solid rgba(30,111,184,.12)}.chart-row .n{font-size:30px;font-weight:900;line-height:1;color:#1E6FB8}.chart-row h3{margin:0 0 4px;color:#10263A;font-size:17px}.chart-row p{margin:0;color:#60788C;font-size:14px}.tools{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.tool{padding:20px;border:1px solid rgba(30,111,184,.16);border-radius:14px;background:#fff}.tool h3{color:#10263A;margin:0 0 8px}.tool p{color:#60788C;margin:0}.demo-preview{margin-top:12px;padding:14px;border-radius:10px;background:#F3F7FB}.demo-preview.demo-on{font-size:18px;line-height:1.95;background:#E6EFF7}.app-layout{display:grid;grid-template-columns:minmax(240px,.82fr) minmax(0,1.18fr);gap:22px;align-items:center}.app-visual{display:grid;grid-template-columns:1fr 84px;gap:12px;align-items:end}.icon-box{padding:8px;border:1px solid rgba(30,111,184,.16);background:#fff;border-radius:14px}.feature-list,.checklist{display:grid;gap:9px;padding:0;list-style:none}.feature-list li{padding:11px 13px;border-radius:10px;background:#E6EFF7;color:#10263A}.checklist li{position:relative;padding:12px 14px 12px 42px;background:#fff;border:1px solid rgba(30,111,184,.16);border-radius:10px}.checklist li:before{content:"✓";position:absolute;left:14px;top:11px;color:#39A69C;font-weight:900}.copy{font-size:17px}.copy h2{font-size:26px;line-height:1.35;color:#10263A;margin:1.35em 0 .5em}.copy h3{font-size:20px;color:#10263A}.copy p{margin:0 0 1em}.copy li{margin:.45em 0}.notice{padding:18px 20px;background:#EAF5F8;border-left:4px solid #39A69C}.steps{counter-reset:s;display:grid;gap:12px}.step{counter-increment:s;display:grid;grid-template-columns:58px 1fr;gap:15px;padding:18px;background:#fff;border:1px solid rgba(30,111,184,.16);border-radius:14px}.step:before{content:counter(s,decimal-leading-zero);font-size:28px;font-weight:900;color:#1E6FB8}.step h3{margin:0 0 6px;color:#10263A}.step p{margin:0;color:#60788C}.board{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:10px}.board-col{padding:15px}.board-col h3{font-size:17px;margin:0 0 8px;color:#10263A}.board-col p{font-size:14px;margin:0;color:#60788C}.timeline{display:grid}.timeline article{position:relative;padding:0 0 24px 34px}.timeline article:before{content:"";position:absolute;left:9px;top:9px;width:10px;height:10px;border-radius:50%;background:#1E6FB8}.timeline article:after{content:"";position:absolute;left:13px;top:20px;bottom:0;width:2px;background:#B8DDF3}.timeline article:last-child:after{display:none}.timeline h3{margin:0 0 6px;color:#10263A}.timeline p{margin:0;color:#60788C}.quote{padding:20px;border-radius:14px;background:#E6EFF7;border-left:4px solid #1E6FB8;color:#10263A}.topic-map{display:grid;grid-template-columns:160px 1fr;gap:12px;margin-bottom:12px}.map-label{padding:16px;border-radius:12px;background:#10263A;color:#fff;font-weight:900}.map-route{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.map-stop{padding:16px;border:1px solid rgba(30,111,184,.16);background:#fff;border-radius:12px}.map-stop h3{margin:0 0 5px;color:#10263A}.map-stop p{margin:0;color:#60788C;font-size:14px}.related{display:flex;flex-wrap:wrap;gap:8px}.related a{display:inline-flex;align-items:center;min-height:42px;padding:0 12px;border-radius:9px;background:#fff;border:1px solid rgba(30,111,184,.16)}.cta{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:22px;margin-top:30px;background:linear-gradient(145deg,#fff,#E6EFF7)}.cta h2{font-size:22px;color:#10263A;margin:0 0 5px}.cta p{margin:0;color:#60788C}.faq{display:grid;gap:10px}.faq details{padding:0 18px}.faq summary{cursor:pointer;display:flex;align-items:center;min-height:54px;color:#10263A;font-weight:800}.faq details p{margin:0;padding:0 0 18px;color:#60788C}.site-footer{background:#10263A;color:#CFE0EC;padding:46px 18px 80px}.footer-inner{max-width:1240px;margin:auto}.footer-brand{display:flex;align-items:center;gap:14px;margin-bottom:24px}.footer-brand>div:last-child{display:grid}.footer-brand strong{font-size:20px;color:#fff}.footer-brand span{font-size:12px;letter-spacing:.12em}.footer-word{color:#fff}.footer-groups{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px}.footer-group h2{font-size:15px;color:#fff;margin:0 0 9px}.footer-group nav{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:6px 12px}.footer-group a{color:#CFE0EC;font-size:14px}.footer-note{margin-top:28px;padding-top:20px;border-top:1px solid rgba(255,255,255,.15);max-width:900px}.copyright{font-size:13px;color:#9FB7C8}.overlay{position:fixed;inset:0;z-index:1990;background:rgba(16,38,58,.42);opacity:0;visibility:hidden;pointer-events:none;transition:.18s ease}.overlay.open{opacity:1;visibility:visible;pointer-events:auto}.site-panel{position:fixed;left:50%;bottom:18px;z-index:2000;width:min(980px,calc(100% - 36px));max-height:82vh;overflow:auto;transform:translate(-50%,24px);opacity:0;visibility:hidden;pointer-events:none;background:#F8FBFE;border:1px solid rgba(30,111,184,.16);border-radius:18px;padding:20px;box-shadow:0 24px 70px rgba(16,38,58,.2);transition:.2s ease}.site-panel.open{transform:translate(-50%,0);opacity:1;visibility:visible;pointer-events:auto}.panel-head,.dialog-head{display:flex;align-items:center;gap:14px;margin-bottom:18px}.panel-head>div:nth-child(2),.dialog-head>div{flex:1}.panel-head p,.dialog-head p{font-size:12px;color:#60788C;margin:0}.panel-head h2,.dialog-head h2{font-size:24px;color:#10263A;margin:0}.panel-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.panel-group{padding:14px;border:1px solid rgba(30,111,184,.12);border-radius:12px;background:#fff}.panel-group h3{margin:0 0 9px;color:#10263A}.panel-link{display:grid;padding:9px 7px;border-radius:9px;color:#263B4C}.panel-link:hover{background:#E6EFF7;text-decoration:none}.panel-link.current{background:#DCEBF5}.panel-link strong{font-size:14px;color:#10263A}.panel-link span{font-size:12px;line-height:1.45;color:#8094A5}.search-dialog{position:fixed;left:50%;top:50%;z-index:2010;width:min(640px,calc(100% - 32px));max-height:82vh;overflow:auto;transform:translate(-50%,-47%);opacity:0;visibility:hidden;pointer-events:none;background:#fff;border:1px solid rgba(30,111,184,.16);border-radius:18px;padding:22px;box-shadow:0 24px 70px rgba(16,38,58,.2);transition:.18s ease}.search-dialog.open{transform:translate(-50%,-50%);opacity:1;visibility:visible;pointer-events:auto}.search-dialog label{display:block;color:#60788C;margin-bottom:8px}.search-dialog input{width:100%;min-height:50px;border:1px solid rgba(59,159,224,.38);border-radius:10px;padding:0 14px;font:inherit;color:#10263A;background:#F8FBFE}.search-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;margin-top:14px}.search-list a{display:grid;padding:12px;border-radius:10px;background:#F3F7FB;color:#10263A}.search-list a[hidden]{display:none}.search-list span{font-size:12px;color:#8094A5}.search-empty{padding:12px;border-radius:10px;background:#E6EFF7;color:#60788C}.text-btn{margin-top:12px}.mobile-bottom{display:none}
@media(max-width:1100px){.cards.four{grid-template-columns:repeat(2,minmax(0,1fr))}.board{grid-template-columns:repeat(3,minmax(0,1fr))}.panel-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:960px){.page-grid{grid-template-columns:1fr}.rail{display:none}.cards{grid-template-columns:repeat(2,minmax(0,1fr))}.task-strip{grid-template-columns:repeat(2,minmax(0,1fr))}.app-layout{grid-template-columns:1fr}}
@media(max-width:760px){body{padding-bottom:62px}.topbar-inner{height:68px;padding:0 16px}.brand-state,.app-btn{display:none}.top-actions{gap:5px}.top-btn{padding:0 12px}.page-grid{padding:20px 16px 40px}.hero,.brand-copy{padding:20px}.hero h1,.brand-copy h1{font-size:30px}.lead{font-size:17px}.media.landscape{aspect-ratio:auto;max-height:none;min-height:180px}.media.landscape img{height:auto}.media.banner{min-height:180px}.cards,.cards.two,.cards.four,.task-strip,.tools{grid-template-columns:1fr}.editorial{grid-template-columns:1fr}.editorial .main{grid-row:auto}.band,.band.reverse{grid-template-columns:1fr}.band.reverse .band-media,.band.reverse .band-copy{order:initial}.mosaic{grid-template-columns:1fr}.mosaic article,.mosaic article:nth-child(n){grid-column:auto;min-height:145px}.split{grid-template-columns:1fr}.app-visual{grid-template-columns:1fr 76px}.board{grid-template-columns:1fr}.step{grid-template-columns:46px 1fr}.topic-map{grid-template-columns:1fr}.map-route{grid-template-columns:1fr}.shelf-row{grid-template-columns:1fr}.footer-groups{grid-template-columns:repeat(2,minmax(0,1fr))}.footer-group nav{grid-template-columns:1fr}.site-footer{padding-bottom:92px}.mobile-bottom{position:fixed;left:0;right:0;bottom:0;z-index:1500;height:calc(56px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);display:grid;grid-template-columns:repeat(5,1fr);background:#fff;border-top:1px solid rgba(30,111,184,.16);box-shadow:0 -8px 24px rgba(16,38,58,.08)}.mobile-bottom a{display:flex;align-items:center;justify-content:center;min-width:0;color:#60788C;font-size:13px}.mobile-bottom a.current{background:#1E6FB8;color:#fff;font-weight:800}.site-panel{left:0;bottom:0;width:100%;transform:translateY(24px);border-radius:18px 18px 0 0;padding:18px}.site-panel.open{transform:translateY(0)}.panel-grid{grid-template-columns:1fr 1fr;gap:10px}.search-list{grid-template-columns:1fr}.cta{align-items:flex-start;flex-direction:column}}
@media(max-width:430px){.panel-grid,.footer-groups{grid-template-columns:1fr}.app-visual{grid-template-columns:1fr}.logo{max-width:150px}.word-logo{font-size:19px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}}


/* Inner-page and accessible component refinements */
.inner-hero{padding:26px 28px;background:#fff;border:1px solid rgba(30,111,184,.16);border-radius:16px;box-shadow:0 14px 36px rgba(16,38,58,.06);margin-bottom:24px}
.inner-hero h1{font-size:clamp(30px,4vw,38px);line-height:1.22;margin:0 0 14px;color:#10263A}
.lede{font-size:18px;color:#60788C;max-width:900px;margin:0}
.card h2{font-size:21px;line-height:1.4;margin:0 0 8px;color:#10263A}
.card .num{display:block}
.related{display:block}
.related-links{display:flex;flex-wrap:wrap;gap:8px}
.related-links a{display:inline-flex;align-items:center;min-height:44px;padding:0 12px;border-radius:9px;background:#fff;border:1px solid rgba(30,111,184,.16)}
.step .num{display:block;font-size:28px;font-weight:900;color:#1E6FB8;line-height:1.2;padding-top:2px}
.step h2{font-size:20px;line-height:1.4;margin:0 0 6px;color:#10263A}
.switch-row{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:56px;padding:10px 0;border-top:1px solid rgba(30,111,184,.12);cursor:pointer}
.switch-row span{display:grid}
.switch-row strong{color:#10263A}
.switch-row small{color:#8094A5}
.switch-row input{width:22px;height:22px;accent-color:#1E6FB8}
.app-icon-line{display:flex;align-items:center;gap:14px;margin-bottom:14px}
.app-icon-line h2{font-size:24px;line-height:1.35;color:#10263A;margin:0}
.app-layout>.app-visual{display:flex;align-items:center;justify-content:center;grid-template-columns:none}
.map-stop{display:grid;gap:4px;min-height:88px}
.map-stop strong{color:#10263A}
.map-stop span{color:#60788C;font-size:14px;line-height:1.55}
.tags a,.tags span{display:inline-flex;align-items:center;min-height:36px;padding:4px 10px;border-radius:8px;background:#E6EFF7;color:#10263A;font-size:13px}
@media(max-width:760px){
  .inner-hero{padding:20px}
  .lede{font-size:17px}
  .app-icon-line{align-items:flex-start}
}

.step.manual-step:before{display:none}

.demo-preview.demo-compact{line-height:1.45}.demo-preview.demo-compact p{margin-top:4px;margin-bottom:4px}

.board-col .num{display:block;font-size:26px;font-weight:900;color:#1E6FB8;margin-bottom:8px}.board-col h2{font-size:18px;line-height:1.35;margin:0 0 7px;color:#10263A}.shelf-row strong{color:#10263A}.shelf-row span{color:#60788C}