*{box-sizing:border-box}html{overflow-x:hidden;scroll-behavior:smooth}body{margin:0;overflow-x:hidden;background:#F3F7FB;color:#263B4C;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.82}body.modal-open{overflow:hidden}a{color:#1E6FB8;text-decoration:none}a:hover{text-decoration:underline}a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid rgba(59,159,224,.38);outline-offset:3px}img{display:block;max-width:100%;height:auto}.skip-link{position:fixed;left:16px;top:-60px;z-index:1200;background:#10263A;color:#fff;padding:10px 14px;border-radius:8px}.skip-link:focus{top:12px}.topbar{position:sticky;top:0;z-index:700;height:72px;background:rgba(255,255,255,.94);backdrop-filter:blur(12px);border-bottom:1px solid rgba(30,111,184,.16);box-shadow:0 6px 20px rgba(16,38,58,.06)}.topbar-inner{width:min(1240px,calc(100% - 32px));height:100%;margin:auto;display:flex;align-items:center;gap:16px}.brand-link{display:flex;align-items:center;min-width:44px;min-height:44px;color:#10263A;font-weight:800}.brand-link:hover{text-decoration:none}.brand-logo,.footer-logo,.panel-logo{height:34px;width:auto;max-width:190px;object-fit:contain}.brand-fallback{font-size:20px}.brand-status{font-size:14px;color:#60788C}.top-actions{margin-left:auto;display:flex;gap:8px}.icon-button,.app-link,.primary-button,.secondary-button,.close-button{min-height:44px;border-radius:10px;padding:0 16px;display:inline-flex;align-items:center;justify-content:center;font:inherit;font-weight:700;cursor:pointer}.icon-button,.secondary-button,.close-button{background:#fff;color:#1E6FB8;border:1px solid rgba(30,111,184,.2)}.app-link,.primary-button{border:0;color:#fff;background:linear-gradient(135deg,#67B9EC 0%,#3B9FE0 52%,#1E6FB8 100%)}.app-link:hover,.primary-button:hover{color:#fff;text-decoration:none}.page-shell{width:min(1240px,calc(100% - 32px));margin:auto;display:grid;grid-template-columns:220px minmax(0,1fr);gap:34px;padding:34px 0 70px}.page-content{min-width:0}.rail-card{position:sticky;top:96px;background:#fff;border:1px solid rgba(30,111,184,.16);border-radius:16px;padding:18px;box-shadow:0 14px 36px rgba(16,38,58,.06)}.rail-kicker,.eyebrow,.section-kicker{margin:0 0 8px;color:#1E6FB8;font-size:12px;font-weight:800;letter-spacing:.12em}.rail-group{padding:14px 0;border-top:1px solid rgba(30,111,184,.12)}.rail-group h2{margin:0 0 4px;font-size:15px;color:#10263A}.rail-desc{margin:0 0 7px;color:#8094A5;font-size:12px;line-height:1.6}.rail-group nav{display:grid;gap:3px}.rail-link{display:block;padding:8px 10px;border-left:3px solid transparent;border-radius:0 8px 8px 0;color:#263B4C;font-size:14px}.rail-link.is-current{border-left-color:#1E6FB8;background:#DCEBF5;color:#10263A;font-weight:800}.rail-menu-trigger{width:100%;margin-top:8px}.breadcrumbs{display:flex;flex-wrap:wrap;gap:7px;margin:0 0 16px;color:#8094A5;font-size:14px}.page-hero,.content-section{background:#fff;border:1px solid rgba(30,111,184,.14);border-radius:16px;box-shadow:0 14px 36px rgba(16,38,58,.05)}.page-hero{padding:clamp(22px,4vw,42px);margin-bottom:26px;background:linear-gradient(135deg,#fff,#eef7fc)}.page-hero h1,.home-hero h1{margin:6px 0 14px;color:#10263A;font-size:clamp(30px,4vw,38px);line-height:1.25}.lead{margin:0;color:#41586A;font-size:17px;line-height:1.9}.content-section{margin:26px 0;padding:clamp(20px,3vw,30px)}.content-section h2{margin:0 0 12px;color:#10263A;font-size:clamp(22px,3vw,27px);line-height:1.35}.content-section h3{color:#10263A;font-size:18px}.content-section p{margin:.6em 0}.media-frame{display:flex;align-items:center;justify-content:center;min-height:190px;max-height:360px;background:#E6EFF7;border:1px solid rgba(30,111,184,.16);border-radius:14px;overflow:hidden}.media-frame img{width:100%;height:100%;max-height:360px;object-fit:contain;object-position:center}.media-frame.tall{max-height:460px;min-height:300px}.media-frame.tall img{max-height:460px}.media-placeholder{display:flex;align-items:center;justify-content:center;width:100%;min-height:inherit;background:linear-gradient(135deg,#E6EFF7,#DCEBF5);color:#1E6FB8;font-weight:800}.hero-media{margin-bottom:22px}.hero-actions,.section-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}.related-links{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.related-links a{padding:15px;border-radius:12px;background:#E6EFF7;color:#10263A;font-weight:700}.action-band{margin:28px 0 0;padding:24px;border-radius:16px;background:#10263A;color:#D8E7F2;display:flex;align-items:center;justify-content:space-between;gap:20px}.action-band h2{margin:0 0 6px;color:#fff;font-size:22px}.action-band p{margin:0}.home-hero{margin-bottom:28px}.home-hero .media-frame{max-height:420px}.home-hero .media-frame img{max-height:420px}.hero-copy{margin-top:20px}.home-section{margin:30px 0}.section-head{display:flex;align-items:end;justify-content:space-between;gap:18px;margin-bottom:16px}.section-head h2{margin:0;color:#10263A;font-size:clamp(24px,3vw,30px)}.section-head p{margin:0;max-width:620px;color:#60788C}.task-strip{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.task-card,.info-card,.topic-card,.mini-card{background:#fff;border:1px solid rgba(30,111,184,.14);border-radius:14px;padding:20px}.task-card.has-media{padding:0;overflow:hidden}.task-card.has-media .media-frame{border:0;border-radius:0;min-height:145px;max-height:190px}.task-card.has-media .task-body{padding:18px}.number,.chart-num{font-size:26px;font-weight:900;color:#1E6FB8}.editor-board{display:grid;grid-template-columns:1.35fr .8fr;gap:16px}.editor-main{grid-row:span 2}.channel-list{display:grid;gap:18px}.channel-band{display:grid;grid-template-columns:minmax(260px,.8fr) minmax(0,1.2fr);gap:22px;align-items:center;background:#fff;border:1px solid rgba(30,111,184,.14);border-radius:16px;padding:18px}.channel-band:nth-child(even) .media-frame{order:2}.channel-band:nth-child(even) .channel-copy{order:1}.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0}.tag{padding:3px 10px;border-radius:8px;background:#E6EFF7;color:#38566E;font-size:13px}.person-craft,.collection-grid,.lab-grid,.app-experience{display:grid;grid-template-columns:1fr 1fr;gap:20px}.node-list{display:grid;gap:12px}.node{border-left:4px solid #39A69C;background:#F8FBFD;border-radius:0 12px 12px 0;padding:15px 17px}.topic-mosaic{display:grid;grid-template-columns:repeat(12,1fr);gap:14px}.topic-card:nth-child(1),.topic-card:nth-child(4){grid-column:span 7}.topic-card:nth-child(2),.topic-card:nth-child(3),.topic-card:nth-child(5),.topic-card:nth-child(6){grid-column:span 5}.topic-card:nth-child(2),.topic-card:nth-child(5){background:#DCEBF5}.topic-card:nth-child(3){background:#EAF7F5}.shelf-box,.chart-box{background:#fff;border:1px solid rgba(30,111,184,.14);border-radius:16px;padding:18px}.shelf-row,.chart-row{display:grid;grid-template-columns:1fr auto;gap:10px;padding:13px 0;border-bottom:1px solid rgba(30,111,184,.12)}.chart-row{grid-template-columns:48px 1fr}.lab-items{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.app-images{display:grid;grid-template-columns:1fr auto;gap:14px;align-items:end}.app-icon-box{width:82px}.app-icon-box .media-frame{min-height:82px;max-height:82px}.boundary-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.boundary-card{background:#fff;border:1px solid rgba(30,111,184,.14);border-radius:16px;padding:22px}.process-grid,.dense-list{display:grid;gap:12px}.process-step{display:grid;grid-template-columns:56px 1fr;gap:15px;padding:18px;border:1px solid rgba(30,111,184,.14);border-radius:14px}.step-num{font-size:28px;font-weight:900;color:#1E6FB8}.kanban{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:12px}.kanban-col{background:#E6EFF7;border-radius:14px;padding:15px}.kanban-note{background:#fff;border-radius:10px;padding:12px;margin-top:10px;font-size:14px}.dense-item{padding:16px 18px;border-left:4px solid #1E6FB8;background:#F8FBFD;border-radius:0 12px 12px 0}.archive-grid,.policy-grid,.contact-types{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.archive-card,.policy-card,.contact-card{border:1px solid rgba(30,111,184,.14);border-radius:14px;padding:18px;background:#fff}.checklist{display:grid;gap:10px;counter-reset:item;padding:0}.checklist li{list-style:none;position:relative;padding:14px 16px 14px 52px;background:#F8FBFD;border-radius:12px}.checklist li:before{counter-increment:item;content:counter(item);position:absolute;left:14px;top:14px;width:28px;height:28px;display:grid;place-items:center;background:#1E6FB8;color:#fff;border-radius:8px;font-weight:800}.reading-map{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.map-stop{position:relative;background:#fff;border:1px solid rgba(30,111,184,.14);border-radius:14px;padding:18px}.map-stop:not(:last-child):after{content:"→";position:absolute;right:-13px;top:50%;transform:translateY(-50%);color:#1E6FB8;font-weight:900}.faq-list details{background:#fff;border:1px solid rgba(30,111,184,.14);border-radius:12px;margin:10px 0;padding:0 16px}.faq-list summary{cursor:pointer;min-height:54px;display:flex;align-items:center;font-weight:800;color:#10263A}.faq-list details p{padding-bottom:16px}.site-footer{background:#10263A;color:#C7D8E6;padding:48px 0 34px}.footer-inner{width:min(1240px,calc(100% - 32px));margin:auto}.footer-brand{display:flex;align-items:center;gap:14px}.footer-brand strong{display:block;color:#fff;font-size:20px}.footer-brand span{display:block;color:#9DB4C7;font-size:13px}.footer-groups{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;margin:30px 0}.footer-groups h2{color:#fff;font-size:16px}.footer-links{display:grid;gap:7px}.footer-links a{color:#C7D8E6}.footer-note{padding-top:20px;border-top:1px solid rgba(255,255,255,.12)}.overlay{position:fixed;inset:0;z-index:850;background:rgba(16,38,58,.46);opacity:0;visibility:hidden;pointer-events:none;transition:.2s}.overlay.is-open{opacity:1;visibility:visible;pointer-events:auto}.site-panel{position:fixed;left:50%;bottom:18px;z-index:900;width:min(980px,calc(100% - 32px));max-height:82vh;overflow:auto;transform:translate(-50%,24px);background:#fff;border-radius:18px;box-shadow:0 24px 70px rgba(16,38,58,.24);opacity:0;visibility:hidden;pointer-events:none;transition:.2s}.site-panel.is-open{opacity:1;visibility:visible;pointer-events:auto;transform:translate(-50%,0)}.panel-head,.dialog-head{position:sticky;top:0;z-index:2;background:#fff;display:flex;align-items:center;justify-content:space-between;gap:18px;padding:18px 20px;border-bottom:1px solid rgba(30,111,184,.14)}.panel-brand{display:flex;align-items:center;gap:12px}.panel-brand span{display:block;color:#60788C;font-size:13px}.panel-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;padding:18px}.panel-group h2{font-size:16px}.panel-item{display:block;padding:10px;border-radius:10px;color:#263B4C}.panel-item.is-current{background:#DCEBF5}.panel-item strong,.panel-item span{display:block}.panel-item span{color:#60788C;font-size:12px;line-height:1.5}.search-dialog{position:fixed;left:50%;top:50%;z-index:910;width:min(640px,calc(100% - 32px));max-height:80vh;overflow:auto;transform:translate(-50%,-46%);background:#fff;border-radius:18px;box-shadow:0 24px 70px rgba(16,38,58,.24);opacity:0;visibility:hidden;pointer-events:none;transition:.2s}.search-dialog.is-open{opacity:1;visibility:visible;pointer-events:auto;transform:translate(-50%,-50%)}.search-label{display:block;padding:18px 20px 8px;color:#60788C}.search-input{width:calc(100% - 40px);min-height:50px;margin:0 20px 14px;padding:0 14px;border:1px solid rgba(30,111,184,.25);border-radius:10px;font:inherit}.search-results{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;padding:0 20px 20px}.search-results a{padding:12px;border:1px solid rgba(30,111,184,.14);border-radius:10px}.search-results strong,.search-results span{display:block}.search-results span{color:#60788C;font-size:13px}.search-empty{margin:0 20px 20px;padding:14px;background:#E6EFF7;border-radius:10px}.mobile-bottom-nav{display:none}
@media(max-width:960px){.desktop-rail{display:none}.page-shell{grid-template-columns:1fr}.editor-board,.person-craft,.collection-grid,.lab-grid,.app-experience{grid-template-columns:1fr}.panel-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.reading-map{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:760px){body{padding-bottom:calc(62px + env(safe-area-inset-bottom))}.topbar{height:68px}.topbar-inner{width:calc(100% - 24px);gap:8px}.brand-status,.desktop-app-link{display:none}.brand-logo{height:30px;max-width:145px}.icon-button{padding:0 12px}.page-shell{width:calc(100% - 32px);padding:24px 0 44px}.media-frame,.home-hero .media-frame{min-height:160px;max-height:none}.media-frame img,.home-hero .media-frame img{height:auto;max-height:none}.task-strip,.related-links,.boundary-grid,.archive-grid,.policy-grid,.contact-types{grid-template-columns:1fr}.editor-board{grid-template-columns:1fr}.editor-main{grid-row:auto}.channel-band{grid-template-columns:1fr}.channel-band:nth-child(even) .media-frame,.channel-band:nth-child(even) .channel-copy{order:initial}.topic-mosaic{grid-template-columns:1fr}.topic-card:nth-child(n){grid-column:auto}.lab-items{grid-template-columns:1fr}.app-images{grid-template-columns:1fr}.kanban{grid-template-columns:1fr}.reading-map{grid-template-columns:1fr}.map-stop:after{display:none!important}.panel-grid,.search-results{grid-template-columns:1fr}.site-panel{bottom:0;width:100%;border-radius:18px 18px 0 0}.footer-groups{grid-template-columns:repeat(2,minmax(0,1fr))}.mobile-bottom-nav{position:fixed;left:0;right:0;bottom:0;z-index:800;display:grid;grid-template-columns:repeat(5,1fr);min-height:56px;padding-bottom:env(safe-area-inset-bottom);background:#fff;border-top:1px solid rgba(30,111,184,.18)}.mobile-bottom-nav a{display:flex;align-items:center;justify-content:center;padding:8px 4px;color:#38566E;font-size:13px;font-weight:700}.mobile-bottom-nav a.is-current{background:#1E6FB8;color:#fff}.action-band{align-items:flex-start;flex-direction:column}.site-footer{padding-bottom:90px}}
@media(max-width:420px){.topbar-inner{width:calc(100% - 20px)}.brand-logo{max-width:125px}.footer-groups{grid-template-columns:1fr}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}