:root{--institution-navy:#14376c;--institution-blue:#205493;--institution-link:#0071bc;--institution-ink:#212121;--institution-muted:#5b616b;--institution-line:#d6d7d9;--institution-pale:#e1f3f8;--institution-bg:#f1f1f1;--type-kicker:10px;--type-meta:12px;--type-summary:13px;--type-body:14px;--type-reading:16px;--type-card:17px;--type-section:22px;--type-page:32px;--font-sans:-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans SC","Microsoft YaHei",Arial,sans-serif;--font-serif:"Noto Serif SC","Songti SC",SimSun,serif}
html{color:var(--institution-ink);background:var(--institution-bg)}
body{color:var(--institution-ink);background:var(--institution-bg);font:var(--type-body)/1.65 var(--font-sans);-webkit-font-smoothing:antialiased}
a{color:var(--institution-link)}button,input,select,textarea{font:inherit}:focus-visible{outline:3px solid rgba(31,95,145,.25);outline-offset:2px}

/* Shared institutional masthead */
.site-head{height:72px;padding:0 max(24px,calc((100vw - 1200px)/2));border-bottom:4px solid #2b78a2;border-radius:0;color:#fff;background:var(--institution-navy);box-shadow:none}
.site-head .brand{gap:11px}.site-head .brand>span{width:38px;height:38px;border:1px solid rgba(255,255,255,.78);border-radius:2px;color:var(--institution-navy);font-size:17px}.site-head .brand b{font-size:17px}.site-head .brand small{margin-top:1px;font-size:10px;letter-spacing:.02em;opacity:.72}
.site-head nav{gap:1px}.site-head nav a{padding:9px 11px;border-radius:2px;font-size:13px;font-weight:650}.site-head nav a.active,.site-head nav a:hover{background:rgba(255,255,255,.13)}
.topbar{width:100vw;min-height:72px;margin-left:calc(50% - 50vw);padding:10px max(24px,calc((100vw - 1120px)/2));border-bottom:4px solid #2b78a2;background:var(--institution-navy)}
.topbar .page-title{color:#fff}.topbar .page-title b{font-size:18px}.topbar .page-title small{color:rgba(255,255,255,.68);font-size:9px;letter-spacing:.04em;text-transform:none}.topbar .title-icon{width:38px;height:38px;border:1px solid rgba(255,255,255,.5);border-radius:2px;color:var(--institution-navy);background:#fff}
.topbar .account{border-color:rgba(255,255,255,.42);border-radius:2px;color:#fff;background:transparent}.topbar .account-avatar{border-radius:2px;color:var(--institution-navy);background:#fff}.topbar .account-copy b,.topbar .account-copy small,.topbar .account-chevron{color:#fff}.account-popover{border-radius:2px;box-shadow:0 8px 22px rgba(18,43,64,.14)}

/* Home and search portal */
.search-hero{padding:34px max(24px,calc((100vw - 1120px)/2)) 28px;border:0;border-radius:0;background:#174a78;box-shadow:none}.search-hero:after,.hero-network{display:none}.intro-kicker{color:#c8dcea;font-size:9px;letter-spacing:.08em}.hero-copy h1{margin:7px 0 5px;font-size:30px;font-weight:700;letter-spacing:-.02em}.hero-copy p{color:rgba(255,255,255,.78);font-size:13px}
.search-hero .search-card{margin-top:22px;padding:3px;border:0;border-radius:2px;box-shadow:none}.search-hero .searchbox button{border-radius:1px;background:#2b739a}.search-hero .searchbox button:hover{background:#205c83}.search-hero .scope-select{border-color:var(--institution-line)}.search-hero .searchbox input{font-size:15px}.hero-tools{margin-top:9px}.examples button{border-bottom-color:rgba(255,255,255,.45)}
.library-overview{padding-top:30px}.overview-head{margin-bottom:13px}.overview-head small,.professional-columns>header small,.information-column header small{color:var(--institution-link);font-size:8px;letter-spacing:.09em}.overview-head h2,.professional-columns>header h2{font-size:21px;font-weight:700}.overview-head p,.professional-columns>header p{color:var(--institution-muted)}
.module-grid{gap:0;border-top:1px solid var(--institution-line);border-bottom:1px solid var(--institution-line);background:#fff}.module-card{min-height:86px;padding:15px 18px;border:0;border-right:1px solid var(--institution-line);border-radius:0;box-shadow:none}.module-card:last-child{border-right:0}.module-card:hover{transform:none;border-color:var(--institution-line);background:#f4f8fa;box-shadow:none}.module-icon{width:38px;height:38px;border-radius:2px;color:var(--institution-link);background:#e7f0f5}.module-card strong{font-size:14px}.module-card small{color:var(--institution-muted)}.module-card i{color:var(--institution-link)}
.professional-columns,.information-board{border-color:var(--institution-line)}.professional-columns-grid{gap:0;border-top:2px solid var(--institution-link)}.professional-column-card{padding:17px 18px;border:0;border-bottom:1px solid var(--institution-line);border-left:0;border-radius:0;box-shadow:none}.professional-column-card:nth-child(odd){border-right:1px solid var(--institution-line)}.professional-column-card:hover{transform:none;background:#f4f8fa}.professional-column-card>span{color:var(--institution-link)}.professional-column-card h3{color:var(--institution-ink)}
.information-column ul{border-top-color:var(--institution-link)}.information-column li{border-color:var(--institution-line)}.info-title{color:var(--institution-ink)}.info-title:hover{color:var(--institution-link)}.info-tag{border-radius:2px;color:var(--institution-link);background:#e8f1f6}.info-more{color:var(--institution-link)}
.results-section .results{gap:0;border-top:2px solid var(--institution-link)}.results-section .result{padding:16px 4px;border:0;border-bottom:1px solid var(--institution-line);border-radius:0;background:transparent;box-shadow:none}.results-section .result:hover{border-color:var(--institution-line);background:#f8fafb;box-shadow:none}.result-meta span{border-radius:2px;background:#e9eef1}.result button,.more{border-radius:2px;color:var(--institution-link);background:#eef4f7}
.site-footer{border-top:5px solid #2b78a2;background:var(--institution-navy)}.footer-mark{border-radius:2px}.footer-brand small{text-transform:none;letter-spacing:.04em}

/* Information, columns and long-form reading */
.site-head+main{width:min(1200px,calc(100% - 40px));max-width:1200px;margin:0 auto;padding:30px 0 64px}.site-head+main .hero{padding:28px 0 25px;border:0;border-bottom:1px solid var(--institution-line);border-radius:0;background:transparent}.site-head+main .hero small{color:var(--institution-link);font-size:9px;letter-spacing:.09em}.site-head+main .hero h1{margin:7px 0 5px;color:var(--institution-navy);font-size:31px;font-weight:700}.site-head+main .hero p{max-width:850px;color:var(--institution-muted);font-size:14px;line-height:1.7}
.columns-panel{margin-top:26px}.column-card{border-color:var(--institution-line);border-left-width:3px;border-left-color:var(--institution-link);border-radius:2px;box-shadow:none}.column-card:hover{transform:none;background:#f7fafb}.column-card h2{color:var(--institution-navy)}
.search-card{border-color:var(--institution-line);border-radius:2px;box-shadow:none}.search-card input,.search-card select,.search-box{border-color:#aebbc5;border-radius:2px}.search-card button,.admin-panel button{border-radius:2px;background:var(--institution-link)}
.content-layout{gap:28px}.info-list{border-radius:2px}.info-item{border-color:var(--institution-line)}.info-item:hover{background:#f7fafb}.info-item h3{color:var(--institution-navy)}.content-layout aside article{border-radius:2px;box-shadow:none}.tag{border-radius:2px;color:var(--institution-link);background:#e8f1f6}
.detail{max-width:940px}.detail .back{color:var(--institution-link)}.detail>header{padding:28px 36px;border-radius:2px 2px 0 0}.detail>header h1{color:var(--institution-navy);font-family:"Noto Serif SC","Songti SC",SimSun,serif;font-size:30px;line-height:1.45;letter-spacing:0}.prose{padding:38px 46px 44px;color:#202830;font-family:"Noto Serif SC","Songti SC",SimSun,serif;font-size:16px;line-height:2}.detail-attachments,.detail>footer{border-color:var(--institution-line)}.detail>footer{border-radius:0 0 2px 2px}.read-original{border-radius:2px;color:var(--institution-link)}
.institution-footer{display:grid;grid-template-columns:1fr auto auto;align-items:center;gap:30px;max-width:none;margin:0;padding:25px max(24px,calc((100vw - 1200px)/2));border-top:5px solid #2b78a2;color:#d9e3ea;background:var(--institution-navy);font-size:11px}.institution-footer div strong,.institution-footer div small{display:block}.institution-footer div strong{color:#fff;font-size:15px}.institution-footer div small{margin-top:2px;color:#aebfcb;font-size:9px}.institution-footer nav{display:flex;gap:18px}.institution-footer a{color:#d9e3ea;text-decoration:none}.institution-footer a:hover{text-decoration:underline}.institution-footer>span{color:#9fb2c1;font-size:10px}

/* Q&A libraries */
.workspace{grid-template-columns:250px minmax(0,1fr);gap:22px}.workspace>aside,.workspace>.results,.admin-panel{border-color:var(--institution-line);border-radius:2px;box-shadow:none}.workspace>aside{padding:19px 14px}.aside-title small,.results>header small,.admin-panel small{color:var(--institution-link);font-size:8px;letter-spacing:.09em}.aside-title h2,.results>header h2{font-size:20px}.source-list button{border-color:#e0e5e9}.source-list button:hover,.source-list button.active{color:var(--institution-link);background:#eaf1f5}.results{padding:22px 26px}.results>header{padding-bottom:12px;border-bottom-color:var(--institution-link)}.qa-item{padding:18px 2px;border-color:var(--institution-line)}.qa-item h3{color:var(--institution-navy);font-size:17px;line-height:1.55}.qa-item h3:hover{color:var(--institution-link)}.qa-item p{color:#445564;font-size:13px;line-height:1.7}.qa-meta>span{color:var(--institution-link)}.qa-meta>i{border-radius:2px;background:#e8f1f6}.answer-action{border-radius:2px;color:var(--institution-link)}
.official-portals,.inspection-resources{border-color:var(--institution-line);border-radius:2px}.official-portals summary,.inspection-resources summary{color:var(--institution-link)}
dialog{border:1px solid #718495;border-radius:2px;box-shadow:0 22px 65px rgba(10,31,49,.28)}dialog::backdrop{background:rgba(11,31,48,.64)}.close{border-radius:2px;color:var(--institution-link);background:#edf3f6}dialog h1{color:var(--institution-navy);font-family:"Noto Serif SC","Songti SC",SimSun,serif;font-size:27px}dialog section{font-family:"Noto Serif SC","Songti SC",SimSun,serif}#detail-source{color:var(--institution-link)}

/* Registration */
.registration-shell{border-color:var(--institution-line);border-radius:2px;box-shadow:0 16px 45px rgba(18,43,64,.12)}.registration-intro{background:var(--institution-navy)}.registration-intro:after{display:none}.registration-intro .brand-mark{border-radius:2px}.registration-intro .kicker{color:#bed8e8}.registration-intro h1{font-size:32px;letter-spacing:-.02em}.registration-card .verified-label{border-radius:2px;color:var(--institution-link);background:#e8f1f6}.verified-email,form input,form button,.status-view a{border-radius:2px}form input:focus{border-color:var(--institution-link);box-shadow:0 0 0 3px rgba(31,95,145,.12)}form button,.status-view a{background:var(--institution-link)}

@media(max-width:950px){.site-head{height:68px;padding:0 17px}.site-head nav a{font-size:12px}.site-head+main{width:calc(100% - 28px);padding-top:20px}.site-head+main .hero{padding:22px 0}.site-head+main .hero h1{font-size:27px}.workspace{grid-template-columns:1fr}.institution-footer{grid-template-columns:1fr}.institution-footer nav{flex-wrap:wrap}}
@media(max-width:620px){.topbar{min-height:64px;padding:9px 14px}.topbar .page-title small{font-size:8px}.search-hero{padding:27px 14px 22px}.hero-copy h1{font-size:25px}.search-hero .search-card{margin-top:18px}.module-grid{grid-template-columns:1fr}.module-card{border-right:0;border-bottom:1px solid var(--institution-line)}.module-card:last-child{border-bottom:0}.professional-columns-grid{grid-template-columns:1fr}.professional-column-card:nth-child(odd){border-right:0}.site-head .brand b{font-size:15px}.site-head .brand small{font-size:8px}.site-head+main{width:calc(100% - 24px);padding-bottom:44px}.site-head+main .hero h1{font-size:25px}.detail>header h1{font-size:24px}.prose{padding:28px 19px 34px;font-size:15px}.institution-footer{padding:23px 18px}.institution-footer nav{gap:10px 16px}.results{padding:16px}.qa-item h3{font-size:16px}dialog h1{font-size:21px}.registration-shell{border-radius:0}.registration-intro{min-height:230px}.registration-intro h1{font-size:28px}}
@media print{.site-head,.topbar,.site-footer,.institution-footer{display:none!important}}
.portal-page .results{padding:0}
@media(max-width:620px){.portal-page .searchbox{display:grid;grid-template-columns:92px 20px minmax(0,1fr);gap:6px}.portal-page .scope-select select{width:92px}.portal-page .search-icon{margin-left:0}.portal-page .searchbox button{grid-column:1/-1;width:100%;min-width:0;padding:11px 14px}}

/* NCBI-inspired public portal: centered institutional shell and dense three-column information architecture. */
body{background:#d9d9d9}
.utility-strip{width:min(100%,1240px);height:27px;margin:auto;border-bottom:1px solid #c9ced2;color:#3e4d59;background:#f1f1f1;font-size:10px}
.utility-strip>div{display:flex;align-items:center;justify-content:space-between;height:100%;padding:0 24px}.utility-strip a{color:#285f87;text-decoration:underline}
.portal-page .wrap{width:min(100%,1240px);margin:auto;padding:0 0 42px;background:#fff;box-shadow:0 0 8px rgba(0,0,0,.18)}
.portal-page .topbar{width:auto;min-height:88px;margin:0;padding:14px 24px;border:0;background:#245f91}
.portal-page .topbar .page-title b{font-size:22px}.portal-page .topbar .page-title small{font-size:10px}.portal-page .topbar .title-icon{width:48px;height:48px}.portal-page .topbar .account{padding:8px 12px}
.portal-page .search-hero{width:auto;margin:0;padding:16px 24px 13px;border-bottom:1px solid #c3c7ca;background:#e5e5e5;color:var(--institution-ink)}
.portal-page .search-card{margin:0;padding:0;border:1px solid #aeb4b9;background:#fff}.portal-page .searchbox button{min-width:92px;border-radius:0;background:#2b6592}.portal-page .searchbox button:hover{background:#204f75}.portal-page .hero-tools{margin-top:7px;color:#53636f}.portal-page .examples{color:#53636f}.portal-page .examples button{border-color:#7c8b96;color:#245f87}.portal-page .search-guide{color:#245f87}
.portal-page .library-overview{display:grid;grid-template-columns:210px minmax(0,1fr) 285px;grid-template-rows:auto auto;column-gap:28px;width:auto;padding:18px 24px 52px}
.portal-page .overview-head{grid-column:2;grid-row:1;display:block;align-self:start;margin:0 0 18px;padding:0 0 14px;border-bottom:1px solid #a8b7c2}.portal-page .overview-head small{display:none}.portal-page .overview-head h2{margin:0 0 8px;font-size:21px}.portal-page .overview-head p{font-size:12px;line-height:1.6}
.resource-heading{grid-column:1;grid-row:1;align-self:start;margin:0;padding:8px 12px;border-top:4px solid #8aa8bd;color:#263b4b;background:#edf2f6;font-size:16px}
.portal-page .module-grid{grid-column:1;grid-row:2;display:block;border:1px solid #c7d3dc;border-top:0;background:#f5f8fa}
.portal-page .module-card{display:block;width:100%;min-height:0;padding:9px 12px;border:0;border-bottom:1px dotted #b9c7d1;border-radius:0;color:#344957;background:#f5f8fa}.portal-page .module-card:last-child{border-bottom:0}.portal-page .module-card:hover{background:#dce8f1}.portal-page .module-icon,.portal-page .module-card small,.portal-page .module-card i{display:none}.portal-page .module-card strong{min-height:0;font-size:12px;font-weight:600}
.portal-page .professional-feed{grid-column:2;grid-row:2}.portal-page .information-board:not(.professional-feed){grid-column:3;grid-row:1/span 2}
.portal-page .information-board{display:block;margin:0;padding:0;border:0}.portal-page .information-column+.information-column{margin-top:28px}.portal-page .information-column header{display:block;margin:0}.portal-page .information-column header>span{display:block;margin:2px 0 8px;color:#6c7880;font-size:10px}.portal-page .information-column header small{display:none}.portal-page .information-column h3{margin:0;padding:6px 9px;border-top:4px solid #8aa8bd;color:#714d34;background:#edf2f6;font-size:15px}.portal-page .information-column ul{border-top:0}.portal-page .information-column li{padding:10px 2px}.portal-page .info-title{color:#245f87;font-size:12px}.portal-page .information-column li p{font-size:10px}.portal-page .info-more{font-size:10px}
.portal-page .results-section{margin:28px 24px 0}.portal-page .site-footer{width:min(100%,1240px);margin:auto}

.information-page,.qa-library-page{background:#d9d9d9}.information-page .site-head,.qa-library-page .site-head{width:min(100%,1240px);max-width:1240px;height:84px;margin:auto;padding:0 28px;border-bottom:0;background:#245f91}.information-page .site-head+main,.qa-library-page .site-head+main{width:min(100%,1240px);max-width:1240px;margin:auto;padding:30px 40px 64px;background:#fff}
.information-page .site-head+main .hero,.qa-library-page .site-head+main .hero{padding:20px 0 23px;border-bottom:1px solid #aebbc5}.information-page .site-head+main .hero h1,.qa-library-page .site-head+main .hero h1{font-size:29px}
.information-page .search-card,.qa-library-page .search-card{padding:11px;border-color:#c2c7cb;background:#e7e7e7}.information-page .content-layout aside article,.qa-library-page .workspace>aside,.qa-library-page .workspace>.results{border-radius:0}.information-page .info-list{border-radius:0}.information-page .info-item{padding-top:17px;padding-bottom:17px}
.qa-library-page .workspace{gap:24px}.qa-library-page .workspace>aside{background:#f4f7f9}.qa-library-page .results{border:0}.qa-library-page .results>header{border-top:4px solid #8aa8bd;border-bottom:1px solid #a8b7c2;background:#edf2f6;padding:12px}.qa-library-page .qa-item{padding:17px 4px}.qa-library-page .qa-item h3{color:#245f87}.qa-library-page .source-list button{background:transparent}.qa-library-page .official-portals,.qa-library-page .inspection-resources{border-radius:0}
.information-page .institution-footer,.qa-library-page .institution-footer{width:min(100%,1240px);margin:auto;border-top:5px solid #6c99bb;background:#245f91}
.registration-page{display:block;background:#d9d9d9}.registration-page .registration-shell{margin:42px auto}.registration-page>footer{width:min(100%,980px);margin:auto;background:#f1f1f1}

@media(max-width:900px){.portal-page .library-overview{grid-template-columns:190px minmax(0,1fr)}.portal-page .overview-head{grid-column:2}.portal-page .professional-feed{grid-column:2}.portal-page .information-board:not(.professional-feed){grid-column:1/-1;grid-row:auto;display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:30px;padding-top:25px;border-top:1px solid #cfd8df}.portal-page .information-column+.information-column{margin-top:0}}
@media(max-width:700px){body{background:#fff}.utility-strip{height:24px}.utility-strip>div{padding:0 14px}.utility-strip span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.portal-page .wrap{box-shadow:none}.portal-page .topbar{min-height:66px;padding:9px 14px}.portal-page .topbar .page-title b{font-size:16px}.portal-page .topbar .page-title small{font-size:8px}.portal-page .topbar .title-icon{width:38px;height:38px}.portal-page .search-hero{padding:12px 14px}.portal-page .library-overview{display:block;padding:22px 14px 42px}.portal-page .overview-head{margin-bottom:18px}.resource-heading{font-size:15px}.portal-page .module-grid{margin-bottom:28px}.portal-page .professional-feed{margin-bottom:29px}.portal-page .information-board:not(.professional-feed){display:block;margin-top:0;padding-top:25px}.portal-page .information-board:not(.professional-feed) .information-column+.information-column{margin-top:28px}.information-page .site-head,.qa-library-page .site-head{height:68px;padding:0 15px}.information-page .site-head+main,.qa-library-page .site-head+main{width:100%;padding:20px 14px 46px}.information-page .institution-footer,.qa-library-page .institution-footer{width:100%}.registration-page .registration-shell{margin:0 auto}}

/* Stable seven-entry information architecture shared by the public portal. */
.architecture-nav{width:100%;display:flex;align-items:center;background:#e8edf1;border:1px solid #c5d0d9;border-top:0;overflow-x:auto}.architecture-nav a{flex:1;min-width:max-content;padding:10px 12px;text-align:center;color:#274f72;text-decoration:none;font-size:12px;font-weight:700;border-right:1px solid #c5d0d9}.architecture-nav a:last-child{border-right:0}.architecture-nav a:hover,.architecture-nav a.active{background:#fff;color:#124f7a;box-shadow:inset 0 -3px #286596}
.architecture-directory{padding:30px 24px;border-bottom:1px solid #c7d2db}.architecture-directory>header{display:flex;align-items:flex-end;gap:18px;padding-bottom:13px;border-bottom:4px solid #8ca9bd}.architecture-directory>header small{color:#286596;font-size:9px;font-weight:900;letter-spacing:.15em}.architecture-directory>header h2{margin:4px 0 0;color:#153f68;font-size:22px}.architecture-directory>header p{margin:0 0 2px auto;color:#637482;font-size:12px}.architecture-directory>div{display:grid;grid-template-columns:repeat(3,1fr);gap:0 26px}.architecture-directory a{display:grid;gap:4px;padding:16px 4px;border-bottom:1px solid #ccd6de;color:#286596;text-decoration:none}.architecture-directory a:hover b{text-decoration:underline}.architecture-directory b{font-size:15px}.architecture-directory span{color:#657684;font-size:11px}
.homepage-section-link{display:inline-block;margin-top:13px;color:#17699a;font-size:11px;font-weight:700;text-decoration:none}.homepage-section-link:hover{text-decoration:underline}

/* Adjacent homepage columns no longer inherit the height of the notice column. */
.portal-page .library-overview{grid-template-rows:auto!important;align-items:start!important}.portal-page .library-overview>.overview-head,.portal-page .library-overview>.resource-heading{display:none!important}.portal-page .library-overview>.module-grid{grid-column:1!important;grid-row:1!important;margin:0!important}.portal-page .library-overview>.professional-feed{grid-column:2!important;grid-row:1!important;margin:0!important}.portal-page .library-overview>.information-board:not(.professional-feed){grid-column:3!important;grid-row:1!important;margin:0!important}
@media(max-width:900px){.architecture-directory>div{grid-template-columns:repeat(2,1fr)}.portal-page .library-overview>.module-grid{grid-column:1!important;grid-row:1!important}.portal-page .library-overview>.professional-feed{grid-column:2!important;grid-row:1!important}.portal-page .library-overview>.information-board:not(.professional-feed){grid-column:1/-1!important;grid-row:2!important;margin-top:28px!important}}
@media(max-width:700px){.architecture-nav a{padding:9px 10px}.architecture-directory{padding:22px 14px}.architecture-directory>header{display:block}.architecture-directory>header p{margin-top:7px}.architecture-directory>div{grid-template-columns:1fr}.portal-page .library-overview>.overview-head,.portal-page .library-overview>.resource-heading{display:none!important}.portal-page .library-overview>.module-grid,.portal-page .library-overview>.professional-feed,.portal-page .library-overview>.information-board:not(.professional-feed){grid-column:1!important;grid-row:auto!important;margin-top:22px!important}.portal-page .library-overview>.module-grid{margin-top:0!important}}

.information-architecture-nav{width:min(100%,1240px);margin:auto}
.information-page .information-architecture-nav+main,.qa-library-page .information-architecture-nav+main{width:min(100%,1240px);max-width:1240px;margin:auto;padding:30px 40px 64px;background:#fff}
.information-page .information-architecture-nav+main .hero,.qa-library-page .information-architecture-nav+main .hero{padding:20px 0 23px;border-bottom:1px solid #aebbc5}
.information-page .information-architecture-nav+main .hero h1,.qa-library-page .information-architecture-nav+main .hero h1{font-size:29px}
@media(max-width:700px){.information-page .information-architecture-nav+main,.qa-library-page .information-architecture-nav+main{width:100%;padding:20px 14px 46px}}

/* Homepage-wide search and the dedicated standards workspace. */
.global-search-mode .library-overview{grid-template-columns:minmax(0,2fr) minmax(270px,1fr)}
.global-search-mode .professional-feed{grid-column:1!important;grid-row:1!important}
.global-search-mode .information-board:not(.professional-feed){grid-column:2!important;grid-row:1!important}
.standards-mode .search-hero{padding-top:18px}
.standards-mode .library-overview{display:block;padding-top:26px}
.standards-mode .library-overview>.overview-head{display:flex!important;margin-bottom:18px}
.standards-mode #standard-tools{display:block}
.standards-mode #standard-tools .resource-heading{display:block;margin:0;padding:9px 12px;border-top:4px solid #8aa8bd;background:#edf2f6}
.standards-mode #standard-tools .module-grid{display:grid;grid-template-columns:repeat(4,1fr);margin:0 0 22px;border:1px solid #c7d3dc;border-top:0}
.standards-mode #standard-tools .module-card{min-height:72px;border-right:1px solid #c7d3dc;border-bottom:0;text-align:left}
.standards-mode #standard-tools .module-card:last-child{border-right:0}
.standards-mode .professional-feed,.standards-mode .information-board:not(.professional-feed){display:none}
.global-result-group{margin-bottom:26px;border-top:4px solid #8aa8bd}
.global-result-group>header{display:flex;align-items:center;justify-content:space-between;padding:10px 12px;background:#edf2f6;border-bottom:1px solid #c7d3dc}
.global-result-group>header h3{margin:0;color:#173f66;font-size:17px}
.global-result-group>header a{color:#245f87;font-size:11px;text-decoration:none}
.global-result{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:14px 10px;border-bottom:1px solid #d3dce3;color:#173f66;text-decoration:none}
.global-result:hover{background:#f7fafc}.global-result div{min-width:0}.global-result b{font-size:14px}.global-result p{display:-webkit-box;overflow:hidden;margin:5px 0 0;color:#60717e;font-size:11px;line-height:1.6;-webkit-line-clamp:2;-webkit-box-orient:vertical}.global-result i{flex:none;color:#245f87;font-size:11px;font-style:normal}
.standard-global-result button{flex:none;padding:7px 12px;border:1px solid #7fa2bd;background:#fff;color:#245f87;font-weight:700}
@media(max-width:900px){.global-search-mode .library-overview{grid-template-columns:1fr}.global-search-mode .professional-feed,.global-search-mode .information-board:not(.professional-feed){grid-column:1!important;grid-row:auto!important}.global-search-mode .information-board:not(.professional-feed){margin-top:28px!important}.standards-mode #standard-tools .module-grid{grid-template-columns:repeat(2,1fr)}.standards-mode #standard-tools .module-card:nth-child(2){border-right:0}.standards-mode #standard-tools .module-card:nth-child(-n+2){border-bottom:1px solid #c7d3dc}}
@media(max-width:620px){.standards-mode #standard-tools .module-grid{grid-template-columns:1fr}.standards-mode #standard-tools .module-card{border-right:0;border-bottom:1px solid #c7d3dc!important}.global-result-group>header{align-items:flex-start;gap:8px}.global-result{align-items:flex-start}.global-result b{font-size:13px}}

/* Homepage editorial dashboard. */
.global-search-mode .home-dashboard{display:block;padding:24px 24px 54px}
.global-search-mode .home-dashboard>.overview-head{display:none!important}
.home-lead{display:grid;grid-template-columns:minmax(0,2fr) minmax(280px,.82fr);gap:22px;align-items:stretch}
.featured-carousel{position:relative;overflow:hidden;min-height:390px;background:#123f68;border:1px solid #aabcca}
.featured-slides{position:absolute;inset:0}.featured-slide{position:absolute;inset:0;display:block;opacity:0;visibility:hidden;color:#fff;text-decoration:none;transition:opacity .55s ease,visibility .55s ease}.featured-slide.active{opacity:1;visibility:visible}.featured-slide img{width:100%;height:100%;object-fit:cover}.featured-shade{position:absolute;inset:0;background:linear-gradient(90deg,rgba(9,31,54,.92) 0,rgba(9,31,54,.72) 52%,rgba(9,31,54,.22) 100%)}.featured-copy{position:absolute;left:0;bottom:0;width:min(76%,680px);padding:38px 38px 48px}.featured-copy small{display:block;margin-bottom:10px;color:#c9e0ee;font-size:10px;font-weight:800;letter-spacing:.08em}.featured-copy h2{margin:0 0 11px;font-size:27px;line-height:1.32}.featured-copy p{display:-webkit-box;overflow:hidden;margin:0 0 19px;color:rgba(255,255,255,.8);font-size:13px;line-height:1.7;-webkit-line-clamp:2;-webkit-box-orient:vertical}.featured-copy>b{font-size:12px}.featured-copy>b i{margin-left:5px;font-style:normal}.featured-controls{position:absolute;z-index:3;left:38px;right:20px;bottom:18px;display:flex;align-items:center;justify-content:space-between;pointer-events:none}.featured-dots{display:flex;gap:7px}.featured-dot,.featured-controls>div:last-child button{pointer-events:auto;border:1px solid rgba(255,255,255,.7);background:rgba(9,35,60,.35);color:#fff}.featured-dot{width:22px;height:3px;padding:0;border-width:0 0 3px;opacity:.55}.featured-dot.active{width:36px;opacity:1;border-color:#fff}.featured-controls>div:last-child{display:flex;gap:5px}.featured-controls>div:last-child button{width:32px;height:29px}.featured-loading{height:100%;display:grid;place-items:center;color:#d8e6ef;font-size:13px}
.home-priority{border-top:4px solid #84a5bb;background:#eef3f6}.home-priority>header{padding:17px 18px 12px}.home-priority>header small{color:#276895;font-size:9px;font-weight:900;letter-spacing:.14em}.home-priority>header h2{margin:4px 0 2px;color:#173f66;font-size:20px}.home-priority>header p{margin:0;color:#6b7983;font-size:11px}.home-priority nav{border-top:1px solid #cbd6de}.home-priority a{display:grid;grid-template-columns:26px minmax(0,1fr) 14px;gap:10px;align-items:center;padding:15px 17px;border-bottom:1px solid #cbd6de;color:#173f66;text-decoration:none;background:#f8fafb}.home-priority a:hover{background:#fff}.home-priority a>span{color:#6f91a8;font:700 10px/1.2 ui-monospace,monospace}.home-priority a b,.home-priority a small{display:block}.home-priority a b{font-size:13px}.home-priority a small{margin-top:3px;color:#6b7983;font-size:10px}.home-priority a i{color:#2b6c98;font-style:normal;font-size:18px}
.home-streams{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;margin-top:30px;padding-top:25px;border-top:1px solid #bdcbd5}.home-stream{min-width:0}.home-stream>header{display:flex;align-items:end;justify-content:space-between;padding:0 0 10px;border-bottom:4px solid #8aa8bd}.home-stream>header small{color:#2b6c98;font-size:8px;font-weight:900;letter-spacing:.14em}.home-stream h3{margin:3px 0 0;color:#173f66;font-size:18px}.home-stream>header a{color:#2b6c98;font-size:10px;text-decoration:none}.home-stream ul{margin:0;padding:0;list-style:none}.home-stream li{border-bottom:1px solid #d4dce2}.home-stream li a{display:block;padding:12px 2px;color:#214f75;text-decoration:none}.home-stream li b{display:-webkit-box;overflow:hidden;font-size:12px;line-height:1.5;-webkit-line-clamp:2;-webkit-box-orient:vertical}.home-stream li time{display:block;margin-top:5px;color:#7a8790;font-size:9px}.home-stream-empty{padding:18px 2px;color:#7a8790;font-size:11px}.standards-mode .home-lead,.standards-mode .home-streams{display:none}
@media(max-width:900px){.home-lead{grid-template-columns:1fr}.featured-carousel{min-height:350px}.home-priority nav{display:grid;grid-template-columns:1fr 1fr}.home-priority a:nth-child(odd){border-right:1px solid #cbd6de}.home-streams{grid-template-columns:1fr 1fr}.home-stream:last-child{grid-column:1/-1}}
@media(max-width:620px){.global-search-mode .home-dashboard{padding:18px 14px 38px}.home-lead{gap:16px}.featured-carousel{min-height:300px}.featured-copy{width:100%;padding:25px 22px 45px}.featured-copy h2{font-size:21px}.featured-copy p{font-size:11px}.featured-controls{left:22px;right:14px;bottom:14px}.home-priority nav{display:block}.home-priority a:nth-child(odd){border-right:0}.home-streams{grid-template-columns:1fr;gap:25px;margin-top:24px}.home-stream:last-child{grid-column:auto}}

/* Stable first paint: keep the homepage grid in its final shape while data loads. */
.homepage-loading .featured-controls{opacity:0}
.homepage-loading .featured-loading{overflow:hidden;color:transparent;background:linear-gradient(110deg,#123f68 25%,#1a527f 42%,#123f68 59%);background-size:220% 100%;animation:home-skeleton 1.5s ease-in-out infinite}
.homepage-loading .featured-loading span{width:42%;height:8px;border-radius:8px;background:rgba(255,255,255,.14)}
.home-stream-skeleton{padding:15px 2px}
.home-stream-skeleton span{display:block;height:8px;border-radius:8px;background:linear-gradient(110deg,#e6edf2 25%,#f6f8fa 42%,#e6edf2 59%);background-size:220% 100%;animation:home-skeleton 1.5s ease-in-out infinite}
.home-stream-skeleton span+span{width:58%;height:6px;margin-top:9px}
@keyframes home-skeleton{to{background-position-x:-220%}}
@media(prefers-reduced-motion:reduce){.homepage-loading .featured-loading,.home-stream-skeleton span{animation:none}}

/* 2026-09-30 homepage: restrained institutional information-portal layout. */
.global-search-mode{background:#e7ebee}
.global-search-mode .wrap{box-shadow:none}
.global-search-mode .topbar{background:#174a73}
.global-search-mode .search-hero{padding:18px 24px 14px;background:#eef1f3;border-color:#c7d0d6}
.global-search-mode .search-card{border-color:#9fb0bd}
.global-search-mode .searchbox button{background:#1f648f}
.global-search-mode .searchbox button:hover{background:#174f73}
.global-search-mode .home-dashboard{padding:30px 24px 58px}
.global-search-mode #standard-tools{display:none}
.home-lead{grid-template-columns:minmax(0,1.72fr) minmax(310px,.78fr);gap:24px;align-items:start}
.featured-carousel{min-width:0;aspect-ratio:16/9;min-height:0;border:1px solid #93a9b8;background:#174a73}
.featured-initial{position:absolute;inset:0;display:block;color:#fff}
.featured-initial img{width:100%;height:100%;object-fit:cover}
.featured-shade{background:rgba(8,31,50,.68)}
.featured-copy{width:min(78%,680px);padding:42px 42px 52px}
.featured-copy small{color:#d9e8f0;font-size:9px;letter-spacing:.14em}
.featured-copy h2{max-width:17em;font-size:28px;line-height:1.32}
.featured-copy p{max-width:48em;color:rgba(255,255,255,.86);font-size:12px}
.featured-controls{left:42px;right:20px}
.featured-dot,.featured-controls>div:last-child button{background:rgba(7,30,49,.62)}
.home-priority{border:1px solid #b9c8d2;border-top:4px solid #6f98b4;background:#fff}
.home-priority>header{padding:16px 18px 13px;background:#eef3f6}
.home-priority>header h2{font-size:19px}
.home-priority nav{border-top:1px solid #c5d0d8}
.home-priority a{min-height:61px;padding:11px 16px;background:#fff}
.home-priority a:hover{background:#f2f6f8}
.home-priority a b{font-size:12px}
.home-priority a small{line-height:1.45}
.home-streams{gap:24px;margin-top:34px;padding-top:0;border-top:0}
.home-stream{display:flex;min-width:0;min-height:300px;flex-direction:column;border-top:4px solid #779bb3;background:#fff}
.home-stream>header{min-height:65px;align-items:center;padding:10px 2px;border-bottom:1px solid #aebfca}
.home-stream>header small{font-size:8px;letter-spacing:.16em}
.home-stream h3{font-size:17px}
.home-stream ul{flex:1}
.home-stream li a{padding:12px 2px}
.home-stream li b{font-size:12px;line-height:1.55}
.home-stream li time{font-variant-numeric:tabular-nums}
.homepage-loading .featured-controls{opacity:0}
.homepage-loading .featured-initial{opacity:1}
.homepage-loading .featured-initial .featured-copy{opacity:.94}
.homepage-loading .featured-loading{animation:none;background:#174a73}
@media(max-width:900px){
  .home-lead{grid-template-columns:1fr}
  .featured-carousel{aspect-ratio:16/9;min-height:0}
  .home-priority nav{grid-template-columns:1fr 1fr}
  .home-priority a{min-height:70px}
}
@media(max-width:620px){
  .global-search-mode .home-dashboard{padding:20px 14px 42px}
  .featured-carousel{aspect-ratio:4/3}
  .featured-copy{width:100%;padding:28px 22px 47px}
  .featured-copy h2{font-size:21px}
  .featured-copy p{font-size:11px}
  .featured-controls{left:22px}
  .home-priority nav{display:block}
  .home-priority a{min-height:0}
  .home-stream{min-height:0}
}

/* 2026-09-30 NCBI-style homepage structure: directory, task center and popular resources. */
.home-portal-grid{display:grid;grid-template-columns:205px minmax(0,1fr) 245px;gap:22px;align-items:start}
.home-directory{border:1px solid #b8c7d1;background:#f2f6f8}
.home-directory header,.home-popular header,.home-latest header{padding:13px 14px;border-top:4px solid #7198b3;background:#e8f0f5}
.home-directory header small,.home-popular header small,.home-latest header small,.home-welcome>small{display:block;color:#23628f;font-size:8px;font-weight:900;letter-spacing:.15em}
.home-directory h2,.home-popular h2,.home-latest h2{margin:4px 0 0;color:#173f66;font-size:18px}
.home-directory nav{border-top:1px solid #b8c7d1}
.home-directory a{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:11px 12px;border-bottom:1px dotted #b6c4cd;color:#244f73;font-size:11px;text-decoration:none}
.home-directory a:last-child{border-bottom:0}.home-directory a:hover{background:#fff;text-decoration:underline}.home-directory a i{font-style:normal}
.home-center{min-width:0}
.home-welcome{min-height:83px;padding:3px 0 15px;border-bottom:1px solid #aebfca}
.home-welcome h2{margin:5px 0 5px;color:#173f66;font-size:22px;line-height:1.25}
.home-welcome p{margin:0;color:#596c79;font-size:11px;line-height:1.65}
.home-center .featured-carousel{margin-top:16px;aspect-ratio:16/7;background:#2b6797;border-color:#8fa9ba}
.home-center .featured-shade{background:rgba(9,34,55,.43)}
.home-center .featured-copy{width:min(82%,620px);padding:24px 26px 38px}
.home-center .featured-copy h2{margin-bottom:7px;font-size:22px;line-height:1.3}
.home-center .featured-copy p{margin-bottom:10px;font-size:11px;line-height:1.55;-webkit-line-clamp:1}
.home-center .featured-copy>b{font-size:10px}
.home-center .featured-controls{left:26px;right:14px;bottom:12px}
.home-center .featured-controls>div:last-child button{width:28px;height:26px}
.home-task-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));margin-top:18px;border-top:1px solid #b6c5cf;border-left:1px solid #b6c5cf}
.home-task-grid a{display:grid;grid-template-columns:38px minmax(0,1fr);gap:9px;align-items:center;min-height:84px;padding:11px;border-right:1px solid #b6c5cf;border-bottom:1px solid #b6c5cf;color:#194d74;background:#fff;text-decoration:none}
.home-task-grid a:hover{background:#f0f5f8}.home-task-icon{display:grid;width:34px;height:34px;place-items:center;border:1px solid #7fa3bb;color:#1d638f;background:#edf4f8;font-size:14px;font-weight:800}
.home-task-grid b,.home-task-grid small{display:block}.home-task-grid b{font-size:12px}.home-task-grid small{margin-top:3px;color:#6d7c86;font-size:9px;line-height:1.45}
.home-sidebar{display:grid;gap:22px}
.home-popular,.home-latest{border:1px solid #b8c7d1;background:#fff}
.home-popular nav{padding:5px 13px 9px}
.home-popular a{display:block;padding:8px 2px;border-bottom:1px dotted #b8c7d1;color:#215b84;font-size:11px;text-decoration:none}
.home-popular a:last-child{border-bottom:0}.home-popular a:hover{text-decoration:underline}
.home-latest ul{margin:0;padding:5px 13px 10px;list-style:none}
.home-latest li{border-bottom:1px dotted #b8c7d1}.home-latest li:last-child{border-bottom:0}
.home-latest li a{display:block;padding:8px 2px;color:#215b84;text-decoration:none}.home-latest li a:hover b{text-decoration:underline}
.home-latest li b{display:-webkit-box;overflow:hidden;font-size:10px;line-height:1.45;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.home-latest li time{display:block;margin-top:3px;color:#7b878f;font-size:8px;font-variant-numeric:tabular-nums}
.home-latest .home-stream-empty{padding:13px;color:#7b878f;font-size:10px}
.home-latest .home-stream-skeleton{padding:12px 2px}
.home-portal-grid+.home-streams{margin-top:34px;padding-top:24px;border-top:1px solid #b8c7d1}
@media(max-width:1000px){
  .home-portal-grid{grid-template-columns:190px minmax(0,1fr)}
  .home-sidebar{grid-column:1/-1;grid-template-columns:1fr 1fr}
}
@media(max-width:700px){
  .home-portal-grid{display:flex;flex-direction:column;gap:20px}
  .home-center{order:1;width:100%}.home-directory{order:2;width:100%}.home-sidebar{order:3;display:grid;width:100%;grid-template-columns:1fr}
  .home-welcome{min-height:0}.home-welcome h2{font-size:20px}
  .home-center .featured-carousel{aspect-ratio:4/3}
  .home-center .featured-copy{width:100%;padding:24px 20px 42px}
  .home-center .featured-copy h2{font-size:20px}.home-center .featured-copy p{display:none}
  .home-task-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .home-task-grid a{grid-template-columns:32px minmax(0,1fr);min-height:76px;padding:9px}.home-task-icon{width:29px;height:29px;font-size:12px}
  .home-portal-grid+.home-streams{margin-top:26px;padding-top:22px}
}

/* 2026-10 professional knowledge-service design system.
   Compact like biomedical databases, with one hierarchy across portal,
   search, standards and the five professional libraries. */
:root{
  --ds-navy:#173f66;
  --ds-blue:#256a97;
  --ds-link:#075f9a;
  --ds-ink:#243746;
  --ds-muted:#586b78;
  --ds-line:#c7d2dc;
  --ds-soft:#edf3f6;
  --ds-bg:#f4f5f6;
  --ds-focus:#fdb81e;
  --ds-radius:3px;
}
body{color:var(--ds-ink);background:#d8dadd}
a{color:var(--ds-link)}
:focus-visible{outline:3px solid rgba(253,184,30,.55);outline-offset:2px}
.site-head,.topbar,.institution-footer,.site-footer{background:var(--ds-navy)}
.site-head{border-bottom-color:#4f91b8}
.architecture-nav{border-color:var(--ds-line);background:#e9eef2}
.architecture-nav a{border-color:var(--ds-line);color:#274e6c;font-size:13px}
.architecture-nav a:hover,.architecture-nav a.active{color:var(--ds-navy);box-shadow:inset 0 -3px var(--ds-blue)}
.site-head+main,.information-architecture-nav+main{box-shadow:0 1px 7px rgba(27,48,64,.12)}
.site-head+main .hero{padding-top:24px;padding-bottom:21px}
.site-head+main .hero h1{font-size:30px;line-height:1.3;letter-spacing:-.025em}
.site-head+main .hero p{max-width:920px;color:var(--ds-muted);font-size:13px}
.search-card{border-color:var(--ds-line);background:#eef1f3!important}
.search-card input,.search-card select,.search-box{border-color:#9fb0bd;background:#fff}
.search-card button,.admin-panel button{background:var(--ds-blue)}
.workspace{gap:26px}.workspace>aside{border-top:4px solid #8ca9bd!important;background:#f5f8fa!important}
.workspace>.results{border:0!important;padding-top:0}
.results>header{border-top:4px solid #8ca9bd!important;border-bottom:1px solid var(--ds-line)!important;background:var(--ds-soft)!important}
.aside-title h2,.results>header h2,.admin-panel h2{color:var(--ds-navy);font-size:20px;line-height:1.35}
.source-list button{min-height:40px;border-color:#d7e0e6!important;color:#344b5c!important;font-size:13px}
.source-list button:hover,.source-list button.active{color:var(--ds-link)!important;background:#e1edf3!important}
.qa-item{padding:16px 3px!important;border-color:#d3dce3!important}
.qa-item h3,.defect-library-page .qa-item h3{margin-bottom:7px;color:var(--ds-navy)!important;font-size:16px!important;line-height:1.58!important}
.qa-item p{color:#526572!important;font-size:13px!important;line-height:1.68!important}
.qa-meta{font-size:12px!important}.answer-action{min-height:32px;padding:4px 9px;border-color:#9eb7c8;border-radius:2px;color:var(--ds-link);background:#fff}
.answer-action:hover{background:#e8f1f6}
.defect-tags span,.defect-tags i,.qa-meta>i,.tag,.info-tag{border-radius:2px!important;color:var(--ds-link)!important;background:#e7f0f5!important}
.pager button{border-radius:2px!important}.empty,.loading{background:#f7f9fa;color:var(--ds-muted)}
dialog{border-color:#8396a4!important;border-radius:3px!important}
.qa-library-page dialog header{background:#fff}
.qa-library-page dialog h1{color:var(--ds-navy)!important;font-size:21px!important;line-height:1.55!important}
.qa-library-page dialog section{color:#253846;background:#fff}
.qa-library-page #detail-answer,.qa-library-page .inspection-detail-block>div,.defect-library-page #detail-body{font-size:15px!important;line-height:1.88!important}
.qa-library-page dialog footer{background:#f1f5f7}
.detail-row{grid-template-columns:120px minmax(0,1fr);gap:20px;padding:12px 0;border-color:#d9e1e7}.detail-row b{color:var(--ds-link)}
.portal-page .topbar{background:var(--ds-navy)}
.portal-page .search-hero{background:#e8ecef}
.portal-page .module-card,.portal-page .information-column h3{background:#f2f6f8}
.portal-page .module-card:hover{background:#e1edf3}
.portal-page .info-title{color:var(--ds-link)}
.standards-page .standards-card,.standards-page .standard-system-card{border-color:var(--ds-line);border-radius:3px;box-shadow:none}

@media(max-width:700px){
  body{background:#fff}
  .architecture-nav a{font-size:12px}
  .site-head+main .hero h1{font-size:25px}
  .workspace{gap:18px}
  .workspace>aside{border-top-width:3px!important}
  .qa-library-page dialog h1{max-height:22dvh;font-size:18px!important;line-height:1.5!important}
  .qa-library-page #detail-answer,.qa-library-page .inspection-detail-block>div,.defect-library-page #detail-body{font-size:15px!important;line-height:1.82!important}
  .qa-item h3,.defect-library-page .qa-item h3{font-size:16px!important}
  .detail-row{grid-template-columns:1fr;gap:4px}
}

/* NCBI-faithful proportions and open task layout. */
.global-search-mode .architecture-nav a{padding:8px 11px;font-size:11px}
.global-search-mode .home-dashboard{padding:20px 24px 54px}
.home-portal-grid{grid-template-columns:205px minmax(0,1fr) 255px;gap:24px}
.home-directory{border:0;background:#edf3f8}
.home-directory-current{position:relative;display:block!important;padding:10px 14px!important;border:0!important;color:#173f66!important;background:#dce8f4!important;font-size:12px!important;font-weight:800;text-decoration:none!important}
.home-directory-current:after{content:"";position:absolute;top:0;right:-13px;border-top:19px solid transparent;border-bottom:19px solid transparent;border-left:13px solid #dce8f4}
.home-directory header{padding:10px 14px;border-top:0;border-bottom:3px solid #b5c8da;background:#f5f8fb}
.home-directory header h2{margin:0;color:#354b5b;font-size:14px}
.home-directory nav{border-top:0}
.home-directory nav a{padding:9px 14px;border-bottom:1px dotted #aebfce;color:#405f77;background:transparent;font-size:10px}
.home-directory nav a:hover{background:#fff}
.home-welcome{min-height:0;padding:3px 0 8px;border:0}
.home-welcome h2{margin:0 0 8px;color:#262626;font-size:20px;font-weight:700}
.home-welcome p{max-width:680px;color:#46545e;font-size:11px;line-height:1.6}
.home-intro-links{display:flex;flex-wrap:wrap;gap:0;margin-top:10px}
.home-intro-links a{padding:0 8px;border-right:1px solid #8b969e;color:#285f87;font-size:10px;text-decoration:underline}.home-intro-links a:first-child{padding-left:0}.home-intro-links a:last-child{border-right:0}
.home-task-grid{grid-template-columns:repeat(3,minmax(0,1fr));margin-top:26px;border:0}
.home-task-grid a{display:flex;min-height:165px;flex-direction:column;justify-content:flex-start;gap:8px;padding:14px 10px;border:0;color:#293f4e;background:transparent;text-align:center}
.home-task-grid a:hover{background:#f6f8fa}
.home-task-icon{display:block;width:66px;height:66px;border:0;color:#999;background:transparent}
.home-task-icon svg{display:block;width:66px;height:66px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.home-task-grid b{color:#825238;font-size:13px}.home-task-grid small{max-width:150px;margin:0 auto;color:#456985;font-size:10px;line-height:1.5}
.home-sidebar{gap:18px}
.home-sidebar>.featured-carousel{width:100%;aspect-ratio:4/3;min-height:0;border:1px solid #aebdca;background:#2b6797}
.home-sidebar .featured-shade{background:rgba(8,31,50,.46)}
.home-sidebar .featured-copy{width:100%;padding:16px 16px 38px}
.home-sidebar .featured-copy small{margin-bottom:5px;font-size:7px}.home-sidebar .featured-copy h2{margin:0 0 5px;font-size:16px;line-height:1.3}.home-sidebar .featured-copy p{display:none}.home-sidebar .featured-copy>b{font-size:9px}
.home-sidebar .featured-controls{left:16px;right:10px;bottom:9px}.home-sidebar .featured-dot{width:14px}.home-sidebar .featured-dot.active{width:22px}.home-sidebar .featured-controls>div:last-child button{width:25px;height:23px;font-size:10px}
.home-popular,.home-latest{border:0;background:#fff}
.home-popular header,.home-latest header{padding:7px 0;border-top:4px solid #89a7bb;border-bottom:1px solid #aab9c4;background:#fff}
.home-popular h2,.home-latest h2{margin:0;color:#805238;font-size:15px}
.home-popular nav{padding:3px 0 7px}.home-popular a{padding:6px 1px;color:#315f80;font-size:10px}
.home-latest ul{padding:3px 0 7px}.home-latest li a{padding:7px 1px}.home-latest li b{font-size:9px}.home-latest .home-stream-empty{padding:10px 1px}
.home-portal-grid+.home-streams{margin-top:18px;padding-top:22px}
@media(max-width:1000px){
  .home-portal-grid{grid-template-columns:190px minmax(0,1fr)}
  .home-sidebar{grid-column:1/-1;grid-template-columns:255px 1fr 1fr}
}
@media(max-width:700px){
  .global-search-mode .home-dashboard{padding:18px 14px 40px}
  .home-portal-grid{display:flex;gap:22px}
  .home-center{order:1;width:100%;max-width:100%;min-width:0;overflow:hidden}.home-directory{order:2;width:100%;max-width:100%}.home-sidebar{order:3;display:grid;width:100%;max-width:100%;grid-template-columns:minmax(0,1fr)}
  .home-task-grid{grid-template-columns:repeat(2,minmax(0,1fr));margin-top:18px}
  .home-task-grid{width:100%;max-width:100%;overflow:hidden}.home-task-grid a{min-width:0;min-height:132px;padding:10px 4px;overflow:hidden}.home-task-icon,.home-task-icon svg{width:50px;height:50px}.home-task-grid b{font-size:12px}.home-task-grid small{max-width:100%;overflow-wrap:anywhere}
  .home-sidebar>.featured-carousel{aspect-ratio:16/9}
  .home-directory-current:after{display:none}
}

/* Unified homepage navigation, restrained search and FAA institutional mark. */
.faa-title-mark{width:82px!important;height:50px!important;padding:0!important;border:0!important;background:transparent!important}
.faa-title-mark img{display:block;width:82px;height:50px;object-fit:contain}
.site-head .brand>span:first-child{width:76px!important;min-width:76px!important;height:48px!important;border:0!important;border-radius:0!important;background:transparent url('/static/faa-logo.svg?v=20260930-1') center/contain no-repeat!important;color:transparent!important;font-size:0!important}
.footer-mark{width:48px!important;font-size:10px!important;letter-spacing:.04em}
.global-search-mode .architecture-nav{display:none}
.global-search-mode .search-hero{padding:11px 24px 9px}
.global-search-mode .search-card{width:min(100%,900px);margin:0 auto}
.global-search-mode .searchbox{min-height:40px}
.global-search-mode .scope-select select{width:116px;padding:0 12px;font-size:11px}
.global-search-mode .search-icon{width:17px;height:17px;margin-left:12px}
.global-search-mode .searchbox input{min-height:38px;padding:8px 9px;font-size:12px}
.global-search-mode .searchbox button{min-width:76px;padding:8px 14px;font-size:12px}
.global-search-mode .hero-tools{width:min(100%,900px);margin:5px auto 0}
.home-portal-grid{grid-template-columns:235px minmax(0,1fr) 280px;gap:26px}
.home-tree{border-top:0!important}
.home-tree details{border-bottom:1px solid #b9c9d6;background:#edf3f8}
.home-tree details:last-child{border-bottom:0}
.home-tree summary{position:relative;padding:10px 28px 10px 14px;color:#294f6d;font-size:11px;font-weight:700;cursor:pointer;list-style:none}
.home-tree summary::-webkit-details-marker{display:none}
.home-tree summary:after{content:'+';position:absolute;right:13px;top:9px;color:#356985;font-size:14px;font-weight:400}
.home-tree details[open]>summary{color:#173f66;background:#e1ebf3}
.home-tree details[open]>summary:after{content:'−'}
.home-tree details>div{padding:3px 0 6px;background:#f8fafc}
.home-directory .home-tree details a{display:block;padding:6px 13px 6px 25px;border:0;color:#526d80;background:transparent;font-size:9px;line-height:1.35}
.home-directory .home-tree details a:hover{color:#174f79;background:#fff;text-decoration:underline}
@media(max-width:1080px){
  .home-portal-grid{grid-template-columns:215px minmax(0,1fr) 255px;gap:20px}
}
@media(max-width:1000px){
  .home-portal-grid{grid-template-columns:205px minmax(0,1fr)}
  .home-sidebar{grid-column:1/-1;grid-template-columns:255px 1fr 1fr}
}
@media(max-width:700px){
  .global-search-mode .search-hero{padding:10px 14px 9px}
  .global-search-mode .search-card,.global-search-mode .hero-tools{width:100%}
  .faa-title-mark{width:61px!important;height:38px!important}.faa-title-mark img{width:61px;height:38px}
  .home-portal-grid{display:flex}
}

/* One first-level shortcut bar across every child page. The left rail remains
   a section-local, second-level directory rather than a duplicate site menu. */
.architecture-page>.architecture-head{display:flex;align-items:center;min-height:82px}
.architecture-page>.architecture-head .nav-toggle{display:none!important}
.architecture-page>.information-architecture-nav{border-top:0}
.architecture-page .hub-aside .aside-heading h2{font-size:20px}
@media(max-width:700px){
  .information-architecture-nav{overflow-x:auto;justify-content:flex-start;scrollbar-width:thin}
  .information-architecture-nav a{flex:0 0 auto;min-width:116px;padding-inline:14px;white-space:nowrap}
}

/* 2026-09-30 unified typography and NCBI-inspired colour system. */
.site-head,.topbar,.architecture-head{background:var(--institution-navy)!important;border-bottom-color:var(--institution-blue)!important}
.architecture-nav{background:#e8edf1;border-color:var(--institution-line)}
.architecture-nav a{color:var(--institution-blue);font-size:13px;font-weight:700;border-color:var(--institution-line)}
.architecture-nav a:hover,.architecture-nav a.active{color:var(--institution-navy);background:#fff;box-shadow:inset 0 -3px var(--institution-link)}

/* Architecture v2: role-oriented access without turning the homepage into a second directory. */
.role-entry{margin-top:20px;padding-top:16px;border-top:1px solid #c4d0d8}
.role-entry>header{display:flex;align-items:baseline;gap:10px}
.role-entry>header small{color:#2b6c98;font-size:8px;font-weight:900;letter-spacing:.13em}
.role-entry>header h3{margin:0;color:#173f66;font-size:17px}
.access-locked::after{content:"\1F512";margin-left:.35em;font-size:.75em;color:#6c7f90}
.role-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin-top:11px}
.role-grid article{min-width:0;padding:12px;border:1px solid #c6d2db;border-top:3px solid #6f9fbd;background:#f8fafb}
.role-grid b{color:#174c73;font-size:13px}
.role-grid p{min-height:34px;margin:6px 0 9px;color:#5b6c77;font-size:10px;line-height:1.65}
.role-grid nav{display:flex;flex-wrap:wrap;gap:8px}
.role-grid a{color:#176493;font-size:10px;font-weight:700;text-decoration:none}
.role-grid a:hover{text-decoration:underline}
.faa-brand-mark{width:48px!important;font-size:12px!important;letter-spacing:.04em}
@media(max-width:620px){.role-grid{grid-template-columns:1fr}.role-grid p{min-height:0}}
a{color:var(--institution-link)}
.searchbox button,.hub-search button,.btn-primary{border-radius:3px!important;background-color:var(--institution-link)}
input,select,textarea{font-size:14px}

.intro-kicker,.hub-intro small,.section-heading small,.aside-heading small,.hero>small,.results-head small,.results>header small,.aside-title small,.section-title small,.attachment-heading small,.related-heading small{font-size:var(--type-kicker)!important;letter-spacing:.12em}
.hub-intro h1,.site-head+main .hero h1,.information-page .site-head+main .hero h1,.qa-library-page .site-head+main .hero h1{font-size:var(--type-page)!important;line-height:1.25}
.overview-head h2,.professional-columns>header h2,.section-heading h2,.results-head h2,.aside-title h2,.results>header h2,.section-title h2{font-size:var(--type-section)!important;line-height:1.35}
.hub-card h3,.qa-item h3,.column-card h2,.professional-column-card h3,.info-item h3{font-size:var(--type-card)!important;line-height:1.5}
.hub-intro p,.site-head+main .hero p,.hero-copy p{font-size:var(--type-body)!important;line-height:1.75}
.hub-card p,.qa-item p,.column-card p,.info-item p,.result p,.card-desc{font-size:var(--type-summary)!important;line-height:1.7}
.breadcrumb,.result-meta,.qa-meta,.info-date,.info-item time,.attachment-item small,.source-copy b,.source-list b{font-size:var(--type-meta)!important}
.prose{font-family:var(--font-serif);font-size:var(--type-reading)!important;line-height:1.95}
.detail>header h1,dialog h1{font-family:var(--font-serif);font-size:30px!important;line-height:1.45}
.read-original,.answer-action,.pager button{font-size:12px}

.global-search-mode .home-task-grid b{font-size:14px!important}
.global-search-mode .home-task-grid small{font-size:11px!important;line-height:1.5}
.global-search-mode .home-tree summary{font-size:12px!important}
.global-search-mode .home-directory .home-tree details a{font-size:11px!important;line-height:1.45}
.global-search-mode .home-stream li b,.global-search-mode .info-title{font-size:13px!important}
.global-search-mode .home-stream li time{font-size:12px!important}
.global-search-mode .home-stream>header small{font-size:10px!important}

.portal-page .information-column h3{font-size:17px!important}
.portal-page .info-title{font-size:13px!important}
.portal-page .information-column li p{font-size:12px!important}
.columns-route .column-card p,.columns-route .section-title p{font-size:13px!important}
.columns-route .info-item h3{font-size:16px!important}
.columns-route .info-item p{font-size:13px!important}
.columns-route .info-item time{font-size:12px!important}

@media(max-width:620px){
  body{font-size:15px}
  .hub-intro h1,.site-head+main .hero h1,.information-page .site-head+main .hero h1,.qa-library-page .site-head+main .hero h1{font-size:26px!important}
  .overview-head h2,.professional-columns>header h2,.section-heading h2,.results-head h2,.aside-title h2,.results>header h2,.section-title h2{font-size:20px!important}
  .hub-card h3,.qa-item h3,.column-card h2,.professional-column-card h3,.info-item h3{font-size:16px!important}
  .detail>header h1,dialog h1{font-size:24px!important}
  .prose{font-size:15px!important;line-height:1.9}
}

/* Keep the former desktop right rail readable on phones and narrow tablets. */
@media(max-width:900px){
  .global-search-mode .home-sidebar{
    grid-template-columns:minmax(0,1fr)!important;
  }
  .global-search-mode .home-sidebar>*{
    width:100%;
    min-width:0;
  }
}

/* Shared detail-dialog reading system for all five professional libraries.
   Long questions must never collapse the answer pane in mobile WebViews. */
.qa-library-page dialog{
  overflow:hidden;
}
.qa-library-page dialog article{
  display:grid;
  height:min(88dvh,760px);
  grid-template-rows:auto minmax(0,1fr) auto;
  overflow:hidden;
}
.qa-library-page dialog header{
  min-height:0;
  padding-top:26px;
  padding-bottom:22px;
}
.qa-library-page dialog h1{
  max-height:min(29dvh,250px);
  margin-top:9px;
  overflow-y:auto;
  overscroll-behavior:contain;
  color:var(--institution-navy);
  font-family:var(--font-serif);
  font-size:22px!important;
  font-weight:700;
  line-height:1.55!important;
  scrollbar-width:thin;
}
.qa-library-page dialog section{
  min-height:0;
  max-height:none;
  overflow-y:auto;
  overscroll-behavior:contain;
}
.qa-library-page dialog section h2{
  font-size:14px;
}
.qa-library-page #detail-answer,
.qa-library-page .inspection-detail-block>div,
.defect-library-page #detail-body{
  font-size:16px;
  line-height:1.9;
}

@media(max-width:700px){
  .qa-library-page dialog article{
    width:100%;
    height:100dvh;
    grid-template-rows:auto minmax(0,1fr) auto;
  }
  .qa-library-page dialog header{
    padding:18px 54px 14px 16px;
  }
  .qa-library-page #detail-meta{
    font-size:11px!important;
    line-height:1.55;
  }
  .qa-library-page dialog h1{
    max-height:24dvh;
    margin-top:7px;
    font-size:18px!important;
    line-height:1.55!important;
  }
  .qa-library-page dialog section{
    padding:16px;
  }
  .qa-library-page dialog section h2{
    margin-top:0;
    font-size:13px;
  }
  .qa-library-page #detail-answer,
  .qa-library-page .inspection-detail-block>div,
  .defect-library-page #detail-body{
    font-size:15px!important;
    line-height:1.85;
  }
  .qa-library-page dialog footer{
    gap:4px;
    padding:9px 16px 11px;
  }
  .qa-library-page #detail-verify{
    gap:3px 9px;
    font-size:11px;
    line-height:1.45;
  }
  .qa-library-page #detail-source{
    padding:3px 0;
    font-size:12px;
  }
}