:root{--blue:#003399;--blue-dark:#00297a;--blue-hover:#335cad;--pale:#f3f6fc;--line:#cfdaf5;--text:#191d26;--muted:#515560;--shadow:0 2px 4px #09318e14,0 0 10px #09318e0a,0 4px 5px #09318e0a,0 -4px 4px #09318e0a;--gutter:16px}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:24px}body{margin:0;background:#fff;color:var(--text);font:400 16px/1.5 Arial,sans-serif}a{color:var(--blue);text-underline-offset:clamp(3px,.245em,10px)}a:hover{color:var(--blue-dark)}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{outline:2px solid var(--blue);outline-offset:2px;border-radius:2px}button,input,textarea,select{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:wait;opacity:.7}img{max-width:100%;height:auto}p{margin:0 0 16px}h1,h2,h3,h4{font-weight:400;overflow-wrap:break-word}h1{font-size:42px;line-height:52px;margin:32px 0 24px}h2{font-size:32px;line-height:40px;margin:40px 0 16px}h3{font-size:28px;line-height:32px;margin:32px 0 16px}ul,ol{padding-left:24px;margin:0 0 24px}li{margin-bottom:8px}.container{width:100%;max-width:1368px;margin-inline:auto;padding-inline:var(--gutter)}.icon{display:inline-block;width:24px;height:24px;vertical-align:middle;flex-shrink:0;color:currentColor}.sr-only{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}.skip{position:fixed;z-index:999;top:-100px;left:16px;padding:16px;background:#fff}.skip:focus{top:8px}.identity{font-size:14px;line-height:20px;background:#eee;border-bottom:1px solid #e2e2e2}.identity .container{display:flex;gap:8px;align-items:center;min-height:28px}.identity img{width:16px;height:16px}.identity a{color:#40434b;text-decoration:none;margin-left:12px}.identity .icon{height:16px;width:16px}.site-header{background:#fff}.identity-row{display:flex;align-items:center;justify-content:space-between;gap:32px;padding-block:24px}.brand{display:flex;align-items:center;flex-shrink:0}.brand img{width:112px;height:56px;object-fit:contain}.header-tools{display:flex;align-items:center;gap:32px}.utility{text-decoration:none;color:var(--text);white-space:nowrap}.utility .icon{margin-right:8px}.header-search{display:flex;align-items:stretch;height:48px;width:460px}.header-search input{width:100%;min-width:0;border:1px solid var(--muted);border-radius:4px 0 0 4px;box-shadow:inset 0 2px 4px #0002;padding:12px 16px}.header-search button{width:48px;border:0;border-radius:0 4px 4px 0;background:var(--blue);color:#fff;flex-shrink:0}.menu-open{display:none;min-height:48px;background:#fff;border:0;color:var(--blue);gap:8px;align-items:center}.main-nav{background:linear-gradient(90deg,var(--blue-dark),var(--blue));position:relative;z-index:30}.main-nav> 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button:focus-visible{outline-color:#ffcc00;outline-offset:-3px}.submenu{position:absolute;left:0;top:100%;margin:0;padding:8px;list-style:none;background:#fff;box-shadow:var(--shadow);width:350px;max-height:75vh;overflow:auto;border-radius:0 0 4px 4px}.submenu[hidden]{display:none}.submenu li{margin:0}.submenu a{display:block;padding:12px 8px;text-decoration:none;line-height:24px}.submenu a:hover{background:var(--pale);text-decoration:underline}.nav-item:last-child .submenu{right:0;left:auto}.mobile-menu-top,.mobile-utility{display:none}.home-banner{width:100%;aspect-ratio:5/1;overflow:hidden}.home-banner img{width:100%;height:100%;object-fit:cover;object-position:center 53%}.home-content{padding-top:32px}.home-intro{max-width:100%;margin-bottom:40px}.home-intro h2{margin-top:0}.home-intro p{max-width:100ch}.home-intro p:first-of-type{font-size:20px;line-height:28px}.group-title{margin:40px 0 32px}.image-grid{display:grid;grid-template-columns:1fr;gap:32px;margin-bottom:40px}.image-card{background:#fff;border-radius:8px;overflow:hidden;box-shadow:var(--shadow);height:100%;min-width:0}.image-card>img{aspect-ratio:3/2;object-fit:cover;width:100%;display:block;transition:transform .5s}.image-card:hover>img{transform:scale(1.025)}.card-body{padding:24px;position:relative;background:white}.image-card h2{font-size:24px;line-height:28px;margin:0 0 16px;color:var(--blue)}.image-card p:last-child{margin-bottom:0}.pale-band{background:var(--pale);padding:24px 0 1px;margin:40px 0;border-radius:8px}.two-grid{display:grid;grid-template-columns:1fr 1fr;gap:32px;margin-bottom:64px}.text-card{box-shadow:var(--shadow);padding:24px;border-radius:8px;position:relative}.text-card:before{content:'';position:absolute;width:32px;height:4px;background:var(--blue);top:0}.text-card h2{font-size:24px;line-height:28px;margin:0 0 16px}.page-banner{height:174px;overflow:hidden}.page-banner img{width:100%;height:100%;object-fit:cover;object-position:50% 43%}.page-heading{padding-bottom:32px}.page-heading.with-banner{margin-top:-50px;position:relative}.breadcrumbs{font-size:14px;line-height:18px;background:#fff;padding:16px 16px 12px;border-radius:4px 4px 0 0;margin-left:-16px;min-height:50px;width:fit-content;max-width:100%}.breadcrumbs ol{list-style:none;display:flex;flex-wrap:wrap;gap:8px;margin:0;padding:0}.breadcrumbs li{display:flex;align-items:center;gap:8px;margin:0}.breadcrumbs li+li:before{content:'›';color:#727681}.breadcrumbs a{white-space:normal}.lead{font-size:20px;line-height:28px;max-width:80ch}.lead p{margin:0}.topic-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px 32px;margin:8px 0 64px}.topic-card{position:relative;padding:0 72px 0 0;min-width:0}.topic-card>.icon{position:absolute;right:0;top:0;width:56px;height:56px;color:var(--blue)}.topic-card h3{margin:0 0 16px;font-size:24px;line-height:28px}.topic-card h3 a{text-decoration:none}.topic-card h3 a:hover{text-decoration:underline}.topic-card h3 .icon{width:20px;height:20px}.topic-card p{margin-bottom:0}.article-layout{display:grid;grid-template-columns:280px minmax(0,1fr);gap:48px;margin-bottom:64px}.contents{min-width:0}.contents details{position:sticky;top:24px;max-height:calc(100vh - 48px);overflow:auto}.contents summary{font-weight:bold;padding:16px 12px;background:var(--pale);list-style:none}.contents summary::-webkit-details-marker{display:none}.contents ul{list-style:none;margin:0;padding:0}.contents li{margin:0}.contents a{display:block;text-decoration:none;padding:12px;border-left:4px solid transparent;color:var(--muted);line-height:22px}.contents a:hover,.contents a.current{border-left-color:var(--blue);color:var(--blue);background:var(--pale)}.article-body{min-width:0;max-width:80ch}.article-body>.content-section:first-of-type h2{margin-top:0}.content-section{scroll-margin-top:32px}.content-section p{max-width:80ch}.content-section h2{margin:40px 0 16px}.content-section h3{font-size:24px;line-height:28px}.next-steps{border-top:1px solid var(--line);margin-top:40px;padding-top:8px}.actions{display:flex;flex-wrap:wrap;gap:16px}.button{display:inline-flex;align-items:center;justify-content:center;gap:12px;min-height:48px;padding:10px 14px;border-radius:4px;border:2px solid var(--blue);font:400 16px/24px Arial,sans-serif;text-decoration:none;cursor:pointer}.button.primary{background:var(--blue);color:#fff}.button.primary:hover{background:var(--blue-hover);border-color:var(--blue-hover)}.button.secondary{background:#fff;color:var(--blue)}.button.secondary:hover{background:var(--pale)}.button .icon{width:20px;height:20px}.related{margin-top:40px}.related h2{font-size:24px;line-height:28px}.form-panel,.catalogue,.search-module{background:var(--pale);padding:24px;border-radius:8px;margin:0 0 40px}.form-panel h2,.catalogue h2,.search-module h2{margin-top:0}.field{margin-bottom:24px}.field label,.search-module label,.catalogue-filter>label,#verification-form>label{display:block;font-weight:700;margin-bottom:8px}.field small{display:block;font-size:14px;line-height:20px;color:var(--muted);margin-bottom:8px}.required{font-size:14px;font-weight:400;margin-left:8px;color:var(--muted)}input,select,textarea{color:var(--text);background:#fff;border:1px solid var(--muted);border-radius:4px;padding:12px;max-width:100%}input:not([type=checkbox]),select,textarea{width:100%;min-height:48px}textarea{display:block;resize:vertical}input:focus,select:focus,textarea:focus{outline:2px solid var(--blue);outline-offset:-2px}.check-field input{width:20px;height:20px;vertical-align:middle;margin-right:8px}.honeypot{position:absolute;left:-10000px;width:1px;height:1px;overflow:hidden}.search-pair{display:flex;gap:0;margin-bottom:16px}.search-pair input{border-radius:4px 0 0 4px;min-width:0}.search-pair button{border-radius:0 4px 4px 0;flex-shrink:0}.search-module select{margin-bottom:24px}.form-errors{border-left:4px solid #d7003d;background:#fff;padding:16px;margin-bottom:24px;color:#a0002d}.submission-status:not(:empty){padding:24px;background:white;border-left:4px solid #00865f;margin-top:24px}.record-results{margin-top:24px;border-top:1px solid var(--line);padding-top:24px}.search-result{padding:24px 0;border-bottom:1px solid var(--line)}.search-result h2{font-size:24px;line-height:28px;margin:0 0 8px}.result-count{margin-top:24px}.record-status{padding:24px;background:#fff;margin-top:24px;border-left:4px solid var(--blue)}.table-scroll{overflow-x:auto;margin:24px 0}table{border-collapse:collapse;width:100%;font-size:16px;line-height:24px}th{text-align:left;background:var(--pale);padding:16px;border-bottom:2px solid #7b9ce1}td{padding:12px 16px;border-bottom:1px solid var(--line);vertical-align:top}details.faq{box-shadow:var(--shadow);border-radius:8px;margin-bottom:16px}details.faq summary{padding:24px;font-weight:700;cursor:pointer}details.faq[open] summary{background:#e7edfa}.sitemap-list{margin-bottom:48px}.sitemap-list section{margin-top:32px}.site-footer{background:var(--pale);box-shadow:var(--shadow);padding:48px 0;margin-top:40px}.footer-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:32px}.footer-logo{width:112px;height:56px;object-fit:contain;margin-bottom:16px}.site-footer h2{font-size:20px;line-height:28px;margin:0 0 16px;padding-bottom:12px;border-bottom:1px solid var(--line)}.site-footer h2:not(:first-child){margin-top:24px}.site-footer ul{list-style:none;margin:0;padding:0}.site-footer li{margin-bottom:8px;line-height:22px}.site-footer a{text-decoration:none}.site-footer a:hover{text-decoration:underline}.site-footer p{max-width:36ch}.error-page{padding-top:64px;min-height:70vh}[hidden]{display:none!important}
@media(min-width:768px){:root{--gutter:24px}}
@media(min-width:996px){.image-grid{grid-template-columns:repeat(3,1fr)}.topic-grid{grid-template-columns:repeat(3,1fr)}}
@media(min-width:1140px){:root{--gutter:32px}h2{font-size:36px;line-height:44px}h3{font-size:32px;line-height:40px}}
@media(max-width:1139px){.menu-open{display:flex}.header-tools{gap:16px}.header-search{width:320px}.utility{font-size:14px}.main-nav{display:none;position:fixed;inset:0 0 0 auto;width:400px;max-width:100%;height:100dvh;background:#fff;z-index:100;overflow-y:auto;box-shadow:var(--shadow)}.main-nav.is-open{display:block}.main-nav>.container{padding:0}.main-nav>.container>ul{display:block}.mobile-menu-top{display:flex;align-items:center;justify-content:space-between;padding:16px;background:var(--blue);color:white}.mobile-menu-top button{color:white;background:transparent;border:0;min-height:44px}.nav-item,.nav-item:first-child{border:0;border-bottom:1px solid var(--line)}.nav-top{justify-content:space-between}.nav-top>a{color:var(--blue);padding:16px;white-space:normal;flex:1}.nav-top>button{color:var(--blue);padding:16px;min-width:56px}.nav-top>button .icon{width:24px;height:24px}.submenu{position:static;width:100%;box-shadow:none;max-height:none;background:var(--pale);border-radius:0;padding:0 16px 16px}.main-nav a:focus-visible,.main-nav button:focus-visible{outline-color:var(--blue)}.menu-shade:not([hidden]){position:fixed;inset:0;background:#262b38b3;z-index:90}.mobile-utility{display:flex;gap:24px;padding:24px 16px}.home-banner{aspect-ratio:3/1}.header-search{width:300px}.article-layout{grid-template-columns:240px minmax(0,1fr);gap:32px}}
@media(max-width:995px){.article-layout{display:block}.contents{margin-bottom:32px}.contents details{position:static;max-height:none}.contents summary{cursor:pointer}.contents summary:after{content:'⌄';float:right}.article-body{max-width:none}.footer-grid{grid-template-columns:1fr}.footer-grid>div{max-width:80ch}.topic-grid{grid-template-columns:1fr 1fr}.identity a{margin-left:auto}.breadcrumbs li:not(:nth-last-child(2)){display:none}.breadcrumbs li:nth-last-child(2):before{content:'‹'}.image-card{display:grid;grid-template-columns:40% 1fr}.image-card>img{height:100%;aspect-ratio:auto;object-fit:cover}.header-tools{gap:16px}.utility{display:none}.two-grid{gap:24px}.identity{font-size:12px}.site-footer{padding-block:32px}.home-content{padding-top:24px}}
@media(max-width:767px){.identity-row{gap:16px;padding-block:16px;flex-wrap:wrap}.brand img{width:104px;height:52px}.header-tools{flex:1;justify-content:flex-end}.header-search{width:230px}.header-search input{padding:8px}.home-banner{aspect-ratio:3/2}.home-banner img{object-position:58% center}.two-grid,.topic-grid{grid-template-columns:1fr}.image-grid{gap:24px}.image-card{display:block}.image-card>img{width:100%;height:auto;aspect-ratio:3/2}.identity .container{align-items:flex-start;padding-block:4px}.identity a{font-size:0}.identity a .icon{width:16px;height:16px;margin-top:1px}.topic-grid{gap:32px;margin-bottom:40px}.page-heading h1{margin-top:24px}.article-layout{margin-bottom:40px}.text-card{padding:24px}.search-pair .button{padding-inline:12px}.form-panel,.catalogue,.search-module{padding:20px 16px}.home-intro h2{font-size:32px;line-height:40px}.header-search{display:none}.header-tools{flex:0}.brand img{width:112px;height:56px}.identity-row{flex-wrap:nowrap}.menu-open{white-space:nowrap}.site-footer{margin-top:32px}.breadcrumbs{font-size:16px;line-height:24px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}}
@media print{.identity,.site-header,.main-nav,.contents,.site-footer,.actions,.form-panel,.catalogue-filter{display:none!important}body{font-size:11pt;line-height:1.5;color:#000}h1{font-size:26pt;line-height:1.2}h2{font-size:20pt;line-height:1.2}.container{max-width:none;padding:0}.article-layout{display:block}.article-body{max-width:none}a{color:#000}.home-banner,.page-banner{display:none}.image-grid,.topic-grid,.two-grid{display:block}.image-card,.text-card{box-shadow:none;break-inside:avoid;margin-bottom:24px}.image-card>img{max-height:160px;object-fit:cover}.content-section{break-inside:avoid}.page-heading.with-banner{margin:0}}
/* Reference correspondence corrections from the first rendered comparison. */
.home-explore{padding-top:24px}.home-explore .group-title{margin-top:40px}.entry-card .entry-image{display:block;overflow:hidden}.entry-card .entry-image img{display:block;width:100%;aspect-ratio:3/2;object-fit:cover;transition:transform .5s}.entry-card:hover .entry-image img{transform:scale(1.1)}.entry-card h2{margin:0}.entry-card h2 a{text-decoration:none}.entry-card h2 a:hover{text-decoration:underline}.entry-card h2 .icon{width:20px;height:20px}.text-card.content-section h2{font-size:24px;line-height:28px;margin:0 0 16px;color:var(--blue)}.text-card p:last-child{margin-bottom:0}.search-toggle{display:none;background:#fff;border:0;min-height:48px;min-width:48px;color:var(--blue)}.mobile-search-tray{padding:16px 0;box-shadow:var(--shadow);position:relative;z-index:35}.mobile-search-tray label{display:block;font-weight:700;margin-bottom:8px}
@media(max-width:1139px){.header-search{display:none}.search-toggle{display:block}.header-tools{gap:16px}}
@media(max-width:995px){.entry-card{display:block}.entry-card .entry-image img{aspect-ratio:3/2}.entry-card .card-body{padding:24px}.image-card:not(.entry-card){display:block}.image-card:not(.entry-card)>img{height:auto;aspect-ratio:3/2}}
@media(max-width:767px){.header-tools{gap:4px}.search-toggle{min-width:40px}.home-explore{padding-top:0}}
@media(prefers-reduced-motion:reduce){.entry-card .entry-image img{transition:none}}
.topic-choice{display:block!important;font-weight:400!important;margin-bottom:12px}.topic-choice input{width:20px;height:20px;vertical-align:middle;margin-right:8px}fieldset{border:1px solid var(--line);border-radius:4px;padding:16px}legend{font-weight:700;padding-inline:8px}
.identity .container{min-height:27px}.mobile-site-title{display:none}.home-explore{padding-top:32px}.search-toggle .icon,.header-search .icon{stroke-width:3px}
@media(max-width:1139px){.identity-row{padding-block:24px}.mobile-site-title{display:block;padding:24px 0;font-size:28px;line-height:32px;box-shadow:0 -2px 8px #09318e0a}.menu-open{font-size:0;min-width:48px;justify-content:center}.menu-open span{font-size:24px}.header-tools{gap:16px}}
@media(max-width:479px){.brand img{height:44px;width:88px}.search-toggle{min-width:48px}.home-explore{padding-top:32px}}
/* Native heading margins measured on the live reference home. */
.home-explore{padding-top:40px}.home-explore .group-title{margin-top:.83em;margin-bottom:.83em}.image-grid{column-gap:var(--gutter);row-gap:24px}.two-grid{column-gap:var(--gutter);row-gap:24px}
@media(max-width:1139px){.mobile-site-title{border-top:1px solid var(--line)}}
@media(max-width:995px){.identity .container{padding-block:3.5px}}
@media(min-width:513px) and (max-width:767px){.two-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}