:root{--ink:#15383a;--ink-deep:#0c2729;--paper:#f8f6f1;--white:#fffefa;--sage:#e8eee9;--line:#d6ddd8;--muted:#526867;--accent:#a6cab4;--serif:Georgia,"Times New Roman",serif;--sans:Arial,"Helvetica Neue",sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.6}button,input,select{font:inherit}a{color:inherit}img{max-width:100%}h1,h2,h3,p{margin-top:0}h1,h2,h3{line-height:1.08}h1,h2{font-family:var(--serif);font-weight:400;letter-spacing:-.035em}h1{font-size:clamp(3.2rem,6.5vw,6.4rem)}h2{font-size:clamp(2.45rem,4.6vw,4.8rem)}h3{font-size:1.32rem}.wrap{width:min(100% - 48px,1200px);margin-inline:auto}.skip-link{position:absolute;top:-70px;left:20px;z-index:100;background:#fff;padding:10px 18px}.skip-link:focus{top:10px}:focus-visible{outline:3px solid #c77a45;outline-offset:4px}
.site-header{height:88px;background:var(--white);position:relative;z-index:20;border-bottom:1px solid var(--line);transition:box-shadow .25s ease}.site-header.scrolled{box-shadow:0 8px 24px #142e3014}.header-inner{width:min(100% - 48px,1380px);height:100%;margin:auto;display:flex;align-items:center;gap:38px}.brand{text-decoration:none;display:flex;align-items:center;gap:13px;min-width:236px}.brand-symbol{width:44px;height:44px;border:1.5px solid var(--ink);border-radius:50%;display:flex;align-items:center;justify-content:center;gap:4px}.brand-symbol span{width:3px;border-radius:5px;background:var(--ink);display:block}.brand-symbol span:nth-child(1){height:13px}.brand-symbol span:nth-child(2){height:23px}.brand-symbol span:nth-child(3){height:16px}.brand-type{display:flex;flex-direction:column;line-height:1.1}.brand-type strong{font-size:18px;letter-spacing:.03em;white-space:nowrap}.brand-type small{font-size:9px;letter-spacing:.16em;margin-top:6px;white-space:nowrap}.desktop-nav{display:flex;align-items:center;justify-content:center;gap:clamp(15px,2vw,32px);flex:1}.desktop-nav a{font-size:13px;font-weight:700;text-decoration:none;white-space:nowrap;padding-block:15px;border-bottom:2px solid transparent;transition:border-color .2s,color .2s}.desktop-nav a:hover,.desktop-nav a.active{border-color:var(--ink)}.header-actions{display:flex;align-items:center;gap:16px}.lang-link{text-decoration:none;border:1px solid var(--line);border-radius:30px;padding:10px 13px;font-size:13px;line-height:1;white-space:nowrap}.header-call,.button{display:inline-flex;align-items:center;justify-content:center;gap:20px;min-height:47px;padding:12px 20px;text-decoration:none;font-size:13px;font-weight:700;white-space:nowrap;transition:background .25s,transform .25s,color .25s}.header-call{background:var(--ink);color:#fff}.header-call:hover,.dark-button:hover{background:#295957;transform:translateY(-2px)}.menu-button{display:none;width:44px;height:44px;border:1px solid var(--line);background:transparent;align-items:center;justify-content:center;flex-direction:column;gap:6px;cursor:pointer}.menu-button span{display:block;width:19px;height:2px;background:var(--ink)}.mobile-nav{position:absolute;inset-inline:0;top:88px;background:var(--white);border-block:1px solid var(--line);padding:18px 24px 24px;box-shadow:0 20px 35px #142e3017}.mobile-nav[hidden]{display:none}.mobile-nav a{display:block;padding:12px 0;text-decoration:none;font-weight:700;border-bottom:1px solid var(--line)}
.eyebrow,.section-index{display:block;text-transform:uppercase;letter-spacing:.18em;font-size:11px;font-weight:800;line-height:1.3}.eyebrow.dark{color:#4a6763}.hero{min-height:670px;position:relative;isolation:isolate;background:var(--ink-deep);color:#fff}.hero-photo,.hero-photo img,.hero-shade{position:absolute;inset:0;width:100%;height:100%}.hero-photo img{object-fit:cover;object-position:center}.hero-shade{background:linear-gradient(90deg,#0d2b2de8 0%,#0d2b2dcb 28%,#0d2b2d63 49%,transparent 70%)}.hero-inner{position:relative;z-index:1;min-height:670px;display:flex;align-items:center;padding-block:74px 84px}.hero-copy{max-width:610px;animation:hero-rise .75s both}.hero h1{font-size:clamp(3.8rem,5.7vw,6.3rem);margin:22px 0 18px;max-width:610px}.hero-lead{font-size:18px;line-height:1.65;max-width:505px;color:#eef3ee}.hero-search{margin-top:32px;width:min(100%,565px)}.site-search label{display:block;font-size:12px;font-weight:800;letter-spacing:.02em;margin-bottom:8px}.search-control{display:flex;align-items:center;background:#fff;color:var(--ink);min-height:62px;padding:6px 7px 6px 18px;gap:12px;box-shadow:0 9px 25px #0a27242c}.search-control svg{flex:none}.search-control input{flex:1;min-width:0;border:0;background:transparent;outline:0;color:var(--ink);font-size:15px}.search-control input:focus-visible{outline:3px solid #c77a45;outline-offset:2px}.search-control button{align-self:stretch;border:0;background:var(--accent);padding:0 16px;font-size:13px;font-weight:800;cursor:pointer;white-space:nowrap;transition:background .2s}.search-control button:hover{background:#85b79a}.hero-links{display:flex;gap:26px;flex-wrap:wrap;margin-top:28px}.hero-links a{color:#fff;font-size:13px;font-weight:700;text-underline-offset:6px}.hero-links a span,.text-link span,.guide-arrow,.category-column a span{display:inline-block;transition:transform .25s}.hero-links a:hover span,.text-link:hover span,.guide-row:hover .guide-arrow,.category-column a:hover span{transform:translate(3px,-3px)}.image-note{position:absolute;z-index:2;inset-inline-end:24px;bottom:14px;margin:0;color:#fff;text-shadow:0 1px 5px #000a;font-size:11px;line-height:1.25;max-width:280px;text-align:end}.hero:dir(rtl) .hero-shade{background:linear-gradient(270deg,#0d2b2de8 0%,#0d2b2dcb 28%,#0d2b2d63 49%,transparent 70%)}.hero:dir(rtl) .hero-photo img{transform:scaleX(-1)}
.intro-band{display:grid;grid-template-columns:210px 1fr;gap:80px;padding-block:115px 130px}.intro-band .section-index{padding-top:17px;color:#68817a}.intro-band h2{max-width:660px;margin-bottom:24px}.intro-band p{font-size:19px;color:var(--muted);max-width:760px;line-height:1.75}.directory-teaser{background:var(--sage);padding-block:100px}.teaser-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:12%}.teaser-grid h2{max-width:585px;margin:22px 0}.teaser-grid p{max-width:530px;font-size:18px;color:var(--muted);line-height:1.7;margin-bottom:32px}.dark-button{background:var(--ink);color:#fff}.category-column{display:flex;flex-direction:column;justify-content:center}.category-column>span{font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:.13em;margin-bottom:18px}.category-column a{border-top:1px solid #bbcfc1;padding:17px 2px;text-decoration:none;display:flex;justify-content:space-between;font-family:var(--serif);font-size:23px;line-height:1.2}.category-column a:last-child{border-bottom:1px solid #bbcfc1}.steps-section{padding-block:120px}.steps-section h2{max-width:760px;margin:22px 0 54px}.steps-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:40px}.step{padding-top:22px;border-top:1px solid var(--ink)}.step>span{font-family:var(--serif);font-size:34px}.step h3{margin:44px 0 12px}.step p{color:var(--muted);max-width:300px;line-height:1.7}.guides-section{padding-block:50px 140px}.section-head{display:flex;justify-content:space-between}.section-head h2{margin:19px 0 13px}.section-head p{color:var(--muted);font-size:18px}.guide-list{margin-top:45px;border-top:1px solid var(--line)}.guide-row{display:grid;grid-template-columns:80px 1fr 50px;gap:15px;align-items:center;text-decoration:none;padding:26px 0;border-bottom:1px solid var(--line);transition:padding .25s,background .25s}.guide-row:hover{padding-inline:12px;background:#ecf2ed}.guide-num{font-family:var(--serif);font-size:22px}.guide-row strong{display:block;font-family:var(--serif);font-size:clamp(22px,2.5vw,33px);font-weight:400;line-height:1.2}.guide-row small{display:block;color:var(--muted);margin-top:8px;font-size:10px;letter-spacing:.13em;text-transform:uppercase}.guide-arrow{justify-self:end;font-size:28px}.result-callout{background:var(--ink);color:#fff;padding-block:130px}.result-inner{max-width:900px}.result-inner h2{margin:22px 0;max-width:780px}.result-inner p{font-size:19px;line-height:1.75;color:#d5e1d9;max-width:720px}.text-link{display:inline-flex;gap:17px;margin-top:18px;font-size:14px;font-weight:800;text-decoration:none;border-bottom:1px solid currentColor;padding-bottom:8px}.home-final{text-align:center;padding-block:130px}.home-final h2{max-width:720px;margin:0 auto 20px}.home-final p{max-width:630px;margin:0 auto 27px;color:var(--muted);font-size:18px}
.catalogue-head{padding-top:45px;padding-bottom:52px}.breadcrumbs{display:flex;flex-wrap:wrap;align-items:center;gap:10px;color:var(--muted);font-size:12px;margin-bottom:62px}.breadcrumbs a{text-underline-offset:4px}.crumb-sep{opacity:.45}.catalogue-head h1{max-width:820px;margin:18px 0 16px}.catalogue-head>p{max-width:760px;color:var(--muted);font-size:18px;line-height:1.7}.catalogue-shell{display:grid;grid-template-columns:270px minmax(0,1fr);gap:58px;padding-bottom:110px}.catalogue-sidebar{align-self:start;position:sticky;top:22px}.catalogue-form{background:var(--sage);padding:28px}.catalogue-form label{display:block;font-size:12px;font-weight:800;margin:0 0 8px}.catalogue-form input,.catalogue-form select{width:100%;min-height:46px;padding:9px 12px;border:1px solid #b9c9bf;background:var(--white);color:var(--ink);outline:none;margin-bottom:22px}.catalogue-form input:focus,.catalogue-form select:focus{outline:3px solid #c77a45;outline-offset:2px}.clear-button{display:block;border:0;border-bottom:1px solid var(--ink);background:none;padding:0 0 4px;cursor:pointer;color:var(--ink);font-size:12px;font-weight:800}.catalogue-note{border-inline-start:2px solid #aac8b0;padding-inline-start:16px;font-size:13px;line-height:1.65;color:var(--muted);margin:27px 0 0}.catalogue-meta{display:flex;justify-content:space-between;gap:20px;align-items:center;font-size:13px;padding:6px 0 18px;border-bottom:1px solid var(--ink)}.catalogue-meta span{color:var(--muted)}.test-list{list-style:none;padding:0;margin:0}.test-row{display:flex;justify-content:space-between;gap:20px;padding:22px 0;border-bottom:1px solid var(--line)}.test-main{min-width:0}.test-category{text-transform:uppercase;letter-spacing:.12em;font-size:10px;font-weight:800;color:#56756c}.test-row h2{font-family:var(--sans);font-size:17px;line-height:1.45;font-weight:700;letter-spacing:0;margin:7px 0;overflow-wrap:anywhere}.test-code{display:block;color:var(--muted);font-size:12px}.test-enquire{align-self:center;flex:none;text-decoration:none;font-weight:800;font-size:12px;border-bottom:1px solid var(--ink);padding:6px 0;white-space:nowrap}.test-enquire:hover{color:#2f7467}.pagination{display:flex;justify-content:space-between;align-items:center;gap:14px;margin-top:35px;font-size:14px}.pagination a{min-width:96px;padding:10px;border:1px solid var(--line);text-decoration:none;text-align:center;font-weight:700}.pagination a:hover{background:var(--sage)}.more-button{display:block;margin:35px auto 0;background:transparent;border:1px solid var(--ink);padding:10px 25px;cursor:pointer;font-weight:800}.more-button[hidden],.empty-results[hidden]{display:none}.empty-results{padding:40px 0;color:var(--muted)}
.article-header{padding-top:45px;padding-bottom:55px}.article-header h1{max-width:930px;margin:18px 0 22px;font-size:clamp(3.2rem,5.8vw,5.7rem)}.article-lead{max-width:800px;color:var(--muted);font-size:clamp(18px,2vw,23px);line-height:1.65}.updated{display:block;color:var(--muted);font-size:12px;margin-top:26px}.article-photo{width:min(100% - 48px,1200px);margin:0 auto 65px}.article-photo img{width:100%;height:auto;display:block;aspect-ratio:3/2;object-fit:contain}.article-photo figcaption{text-align:end;color:var(--muted);font-size:11px;padding-top:7px}.article-layout{display:grid;grid-template-columns:minmax(0,770px) 250px;gap:min(10vw,130px);align-items:start;padding-bottom:90px}.article-section{display:grid;grid-template-columns:70px 1fr;gap:12px;padding:35px 0 42px;border-top:1px solid var(--line);scroll-margin-top:25px}.article-number{font-family:var(--serif);font-size:27px;color:#7b9d90}.article-section h2{font-size:clamp(2rem,3vw,3rem);margin:0 0 20px}.article-section p,.simple-body p{font-size:17px;line-height:1.85;color:#405957;max-width:710px}.article-section p:last-child{margin-bottom:0}.article-aside{position:sticky;top:30px;border-top:1px solid var(--ink);padding-top:22px}.article-aside>span{display:block;font-weight:800;font-size:12px;text-transform:uppercase;letter-spacing:.12em;margin-bottom:15px}.article-aside>a{display:block;text-decoration:none;padding:11px 0;border-bottom:1px solid var(--line);font-size:13px}.aside-note{font-size:12px;line-height:1.6;color:var(--muted);margin-top:30px}.question-list,.source-list{padding:36px 0 15px;border-top:1px solid var(--line)}.question-list h2,.source-list h2{font-size:2rem}.question-list ul{list-style:none;padding:0}.question-list li{padding:13px 0;border-bottom:1px solid var(--line);font-weight:700}.question-list li:before{content:"?";font-family:var(--serif);font-size:20px;color:#629281;margin-inline-end:14px}.source-list ul{padding-inline-start:22px}.source-list li{margin-bottom:9px}.source-list a{color:#2c685c;text-underline-offset:4px}.related-guides{border-top:1px solid var(--line);padding-block:44px 90px;display:flex;flex-wrap:wrap;gap:16px 34px}.related-guides .section-index{width:100%;margin-bottom:10px}.related-guides a{text-decoration:none;border-bottom:1px solid var(--ink);padding-bottom:6px;font-weight:700}.simple-page{padding-top:45px;padding-bottom:110px}.simple-page h1{max-width:800px;margin:22px 0 34px}.simple-body{max-width:760px}.simple-body h2{font-size:2.4rem;margin-top:56px}.simple-body a{color:#2c685c}
.contact-band{background:#dcebe0;padding-block:70px}.contact-band-inner{display:flex;justify-content:space-between;align-items:end;gap:35px}.contact-band h2{font-size:clamp(2.3rem,4vw,4rem);max-width:650px;margin:16px 0 15px}.contact-band p{color:#435e54;max-width:670px;font-size:16px}.contact-actions{display:flex;flex-direction:column;align-items:flex-start;gap:5px}.button.light{background:var(--ink);color:white}.button.light:hover{background:#2b6056;transform:translateY(-2px)}.light-link{color:var(--ink)}.site-footer{background:var(--ink-deep);color:#e6f0e9}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:12%;padding-block:83px}.footer-brand{font-size:20px;font-weight:800;letter-spacing:.04em;text-decoration:none}.footer-grid p{font-size:14px;line-height:1.75;color:#c3d2c9;max-width:420px;margin-top:18px}.footer-grid .fine{font-size:11px;color:#a7bab0}.footer-grid>div:nth-child(n+2){display:flex;flex-direction:column;gap:10px}.footer-grid strong{font-size:11px;letter-spacing:.15em;text-transform:uppercase;margin-bottom:12px}.footer-grid a:not(.footer-brand){font-size:13px;text-decoration:none;color:#d0ddd4}.footer-grid a:hover{text-decoration:underline}.footer-bottom{border-top:1px solid #ffffff30;display:flex;justify-content:space-between;gap:20px;padding-block:22px;font-size:11px;color:#b8c9be}.error-page{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:25px}.error-page p{font-family:var(--serif);font-size:5rem;margin:0}.error-page h1{font-size:3rem}
@keyframes hero-rise{from{opacity:0;transform:translateY(22px)}to{opacity:1;transform:translateY(0)}}
@media(max-width:1120px){.desktop-nav{gap:14px}.desktop-nav a{font-size:12px}.header-inner{gap:17px}.brand{min-width:208px}.brand-type strong{font-size:16px}.header-call{padding-inline:12px}}
@media(max-width:920px){.desktop-nav,.header-call{display:none}.menu-button{display:flex}.header-actions{margin-inline-start:auto}.header-inner{width:min(100% - 36px,1380px)}.article-layout{grid-template-columns:1fr}.article-aside{position:static;order:-1;display:none}.catalogue-shell{grid-template-columns:1fr;gap:30px}.catalogue-sidebar{position:static}.catalogue-form{display:grid;grid-template-columns:1fr 1fr;gap:0 20px}.catalogue-form .clear-button{grid-column:1/-1;justify-self:start}.catalogue-note{max-width:700px}.teaser-grid{gap:5%}}
@media(max-width:700px){.wrap{width:min(100% - 36px,1200px)}.site-header{height:70px}.header-inner{width:min(100% - 28px,1380px)}.brand{gap:8px;min-width:0}.brand-symbol{width:36px;height:36px}.brand-type strong{font-size:14px}.brand-type small{font-size:7px}.lang-link{font-size:12px;padding:9px 11px}.mobile-nav{top:70px}.hero{min-height:0;display:flex;flex-direction:column}.hero-photo,.hero-photo img{position:relative;inset:auto;width:100%;height:auto;display:block}.hero-photo img{aspect-ratio:2/1;object-fit:contain;transform:none!important}.hero-shade{display:none}.hero-inner{min-height:0;width:100%;background:var(--ink-deep);padding:44px 24px 66px}.hero-copy{max-width:100%}.hero h1{font-size:clamp(2.8rem,11vw,4.4rem);margin:17px 0}.hero-lead{font-size:16px}.image-note{position:absolute;top:calc(min(50vw,390px) - 27px);bottom:auto;inset-inline-end:10px;font-size:9px;max-width:220px}.hero-search{margin-top:25px}.search-control{min-height:55px}.search-control button{padding-inline:9px;font-size:11px}.hero-links{gap:15px;margin-top:22px}.intro-band{display:block;padding-block:75px}.intro-band h2{margin-top:22px}.intro-band p{font-size:17px}.directory-teaser{padding-block:75px}.teaser-grid{grid-template-columns:1fr;gap:58px}.teaser-grid h2{margin:16px 0}.teaser-grid p{font-size:16px}.category-column a{font-size:20px}.steps-section{padding-block:75px}.steps-section h2{margin-bottom:38px}.steps-grid{grid-template-columns:1fr;gap:32px}.step h3{margin:16px 0 9px}.guides-section{padding-block:10px 85px}.guide-row{grid-template-columns:43px 1fr 25px;padding:22px 0}.guide-row strong{font-size:22px}.guide-arrow{font-size:22px}.result-callout{padding-block:85px}.result-inner p{font-size:17px}.home-final{padding-block:85px}.home-final p{font-size:16px}.breadcrumbs{margin-bottom:42px}.catalogue-head{padding-top:30px;padding-bottom:30px}.catalogue-head h1{font-size:clamp(3rem,12vw,5rem)}.catalogue-head>p{font-size:16px}.catalogue-form{display:block}.catalogue-shell{padding-bottom:80px}.test-row{gap:12px}.test-row h2{font-size:15px}.test-enquire{font-size:11px;max-width:105px;text-align:center;white-space:normal}.catalogue-meta{font-size:11px}.pagination{font-size:12px}.pagination a{min-width:70px}.article-header{padding-top:30px;padding-bottom:36px}.article-header h1{font-size:clamp(3rem,11vw,4.7rem)}.article-lead{font-size:18px}.article-photo{width:min(100% - 36px,1200px);margin-bottom:34px}.article-section{grid-template-columns:38px 1fr;gap:7px}.article-number{font-size:21px}.article-section h2{font-size:2rem}.article-section p,.simple-body p{font-size:16px}.article-layout{padding-bottom:40px}.simple-page{padding-top:30px;padding-bottom:70px}.simple-page h1{font-size:3.3rem}.contact-band{padding-block:55px}.contact-band-inner{display:block}.contact-actions{margin-top:24px}.footer-grid{grid-template-columns:1fr 1fr;gap:45px 25px;padding-block:62px}.footer-grid>div:first-child{grid-column:1/-1}.footer-bottom{flex-wrap:wrap}}
@media(max-width:400px){.brand-type strong{font-size:12px}.brand-type small{font-size:6px}.header-actions{gap:7px}.lang-link{padding-inline:8px}.hero-inner{padding-inline:18px}.hero h1{font-size:2.7rem}.search-control input{font-size:12px}.search-control button{font-size:10px}.footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation-duration:.01ms!important;transition-duration:.01ms!important}}
.intro-band .section-index,.steps-section .section-index,.guides-section .section-index,.related-guides .section-index{color:#465f58}.result-callout .section-index{color:#d5e1d9}