/* SECURITY FOR DUE DILIGENCE: shared presentation styles.
 * Tokens: dark teal text, lime actions and cream section backgrounds.
 * Sections: sticky header, hero, standard cards, library, enquiry and footer.
 * Responsive rules at the end switch grids to stacked layouts on small screens.
 */

/* Colour tokens used throughout the website. */
:root{--ink:#122b31;--green:#cbf36c;--cream:#f6f6ef;--line:#dbe0d7}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;font-family:Avenir,Arial,sans-serif;color:var(--ink);background:var(--cream);font-size:17px;line-height:1.65}a{color:inherit}button,input,select,textarea{font:inherit}button,a{touch-action:manipulation}button{cursor:pointer}header{position:sticky;top:0;background:#fffffff5;z-index:20;border-bottom:1px solid var(--line)}.wrap{max-width:1240px;margin:auto;padding:0 36px}.nav{min-height:98px;display:flex;align-items:center;justify-content:space-between;gap:25px}.brand{display:flex;align-items:center;gap:20px;text-decoration:none;line-height:1.15;font-weight:700;font-size:16px}.brand img,.footer-logo img{width:170px;height:auto;display:block}.brand span{border-left:1px solid #9ba9a6;padding-left:20px;max-width:200px}nav{display:flex;align-items:center;gap:28px;font-size:15px}nav a{text-decoration:none}.btn{color:var(--ink);display:inline-flex;align-items:center;gap:24px;background:var(--green);padding:15px 24px;border:1px solid transparent;border-radius:5px;text-decoration:none;font-weight:700;line-height:1.3}.btn:hover{background:#ddff96}.btn.dark{background:var(--ink);color:white}.btn.outline{background:transparent;border-color:#819795;color:white}.eyebrow{text-transform:uppercase;letter-spacing:2px;font-size:12px;font-weight:700;display:block;margin-bottom:20px}/* Main introduction and abstract action-plan illustration. */
.hero{background:var(--ink);color:white;overflow:hidden;position:relative}.hero:before{content:'';position:absolute;width:660px;height:660px;border:1px solid #ffffff0c;border-radius:50%;right:-200px;top:-200px}.hero-grid{display:grid;grid-template-columns:1.15fr 1fr;gap:65px;align-items:center;padding-top:88px;padding-bottom:80px}h1{font-size:clamp(44px,5.6vw,76px);line-height:1.07;letter-spacing:-3px;font-weight:700;margin:0 0 28px}h1 em{font-style:normal;color:var(--green)}.hero p{color:#c3d1cf;max-width:570px;font-size:19px}.actions{display:flex;gap:15px;flex-wrap:wrap;margin-top:32px}.note{font-size:13px!important;margin-top:24px;color:#a5bab5!important}.visual{position:relative;padding:25px 0 15px}.sheet{background:#f8faf2;color:var(--ink);padding:32px;border-radius:9px;transform:rotate(3deg);box-shadow:0 25px 70px #00191955}.sheet-top{display:flex;justify-content:space-between;font-size:11px;letter-spacing:1.5px;border-bottom:1px solid var(--line);padding-bottom:20px}.sheet h2{font-size:28px;line-height:1.2;margin:25px 0}.sheet-row{padding:15px 0;border-bottom:1px solid var(--line);display:flex;gap:15px;align-items:center;font-size:15px}.tick{border:1px solid #a7c478;background:#e8f4d3;border-radius:50%;width:27px;height:27px;display:grid;place-items:center;flex-shrink:0}.seal{position:absolute;bottom:-2px;right:-20px;background:var(--green);color:var(--ink);border:7px solid var(--ink);padding:20px;border-radius:50%;width:128px;height:128px;display:grid;place-items:center;text-align:center;font-size:13px;font-weight:700;line-height:1.2;transform:rotate(-12deg)}.strip{background:#e5eccf;border-bottom:1px solid #cfdbbb}.strip .wrap{display:flex;justify-content:space-between;padding-top:21px;padding-bottom:21px;gap:20px;font-size:13px;font-weight:700}.section{padding:92px 0}.section-head{display:flex;justify-content:space-between;gap:60px;align-items:end;margin-bottom:40px}.section-head p{max-width:390px;margin:0;color:#5c6c67}h2{font-size:clamp(31px,3.8vw,48px);line-height:1.15;letter-spacing:-1.6px;margin:0}h3{line-height:1.25}/* Three standard cards and their shared spacing. */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:23px}.card{background:white;border:1px solid var(--line);padding:30px;border-radius:7px;display:flex;flex-direction:column}.icon{width:54px;height:54px;border:1px solid #bbc5ad;background:#eef3e5;border-radius:13px;display:grid;place-items:center;margin-bottom:40px}.icon svg{width:29px;height:29px;fill:none;stroke:currentColor;stroke-width:1.5}.card .code{font-size:12px;letter-spacing:1.5px;color:#67786d}.card h3{font-size:26px;letter-spacing:-.7px;margin:13px 0}.card p{font-size:16px;color:#5c6c67}.card a{margin-top:auto;padding-top:25px;text-decoration:none;font-weight:700;font-size:15px}/* Interactive standards library. */
.library{background:#fff}.tools{display:flex;gap:10px;flex-wrap:wrap;margin:30px 0}.tab{border:1px solid #b7c5bb;background:transparent;padding:12px 23px;border-radius:30px;color:var(--ink)}.tab[aria-selected=true]{background:var(--ink);color:#fff;border-color:var(--ink)}.guide-layout{display:grid;grid-template-columns:280px 1fr;gap:55px}.guide-side{background:var(--cream);padding:27px;align-self:start;border-radius:7px}.guide-side h3{font-size:22px;margin-top:0}.guide-side p{font-size:15px}.progress{height:6px;background:#dce2d6;border-radius:5px;margin:15px 0}.progress div{height:100%;background:#639039;border-radius:5px}#count{font-size:13px;font-weight:700}details{border-bottom:1px solid var(--line)}summary{padding:23px 0;display:flex;align-items:center;justify-content:space-between;gap:18px;cursor:pointer;font-weight:700;list-style:none}summary::-webkit-details-marker{display:none}summary:after{content:'+';font-size:24px;font-weight:400}details[open] summary:after{content:'−'}details p{margin:0 0 23px;color:#576c65;font-size:16px}.checkline{display:flex;gap:10px;align-items:center;font-size:14px;margin-bottom:22px}.checkline input{accent-color:#386144;width:18px;height:18px}.dark-section{background:var(--ink);color:white}.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;margin-top:50px}.step{border-top:1px solid #46635c;padding-top:25px}.step b{color:var(--green);font-size:13px}.step h3{font-size:23px}.step p{color:#b8cbc4;font-size:16px}/* G5 support and enquiry form layout. */
.quote-grid{display:grid;grid-template-columns:1fr 1fr;gap:85px}.quote-grid p{color:#5c6c67}.support-list{padding:0;list-style:none;margin-top:32px}.support-list li{border-bottom:1px solid var(--line);padding:15px 0}.support-list li:before{content:'↗';margin-right:15px}form{padding:35px;background:white;border:1px solid var(--line);border-radius:8px}.field-row{display:grid;grid-template-columns:1fr 1fr;gap:15px}label{display:block;font-size:14px;font-weight:700;margin-bottom:17px}input,select,textarea{display:block;width:100%;padding:12px;background:#fafbf7;border:1px solid #cbd3c5;border-radius:4px;margin-top:6px;color:var(--ink);font-size:16px}textarea{resize:vertical}form .btn{width:100%;justify-content:space-between}form small{display:block;font-size:12px;color:#66766c;margin-top:15px}.faq{max-width:850px}.faq h2{margin-bottom:30px}footer{background:#0c2025;color:#b8c7c4;padding:60px 0 25px;font-size:14px}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:60px}.footer-grid h3{color:white;font-size:16px}.footer-grid a{display:block;margin:10px 0;text-decoration:none}.footer-grid p{max-width:360px}.footer-bottom{display:flex;justify-content:space-between;border-top:1px solid #30494d;margin-top:40px;padding-top:24px;font-size:12px}.menu{display:none}.skip{position:absolute;left:-999px}.skip:focus{left:10px;background:white;padding:10px;z-index:30}:focus-visible{outline:3px solid #d26e35;outline-offset:5px}
/* Responsive layout or reduced-motion preference. */
@media(max-width:900px){.hero-grid{gap:35px;grid-template-columns:1fr 1fr}.wrap{padding:0 24px}/* Three standard cards and their shared spacing. */
.cards{gap:14px}.card{padding:22px}.guide-layout{grid-template-columns:230px 1fr;gap:30px}/* G5 support and enquiry form layout. */
.quote-grid{gap:35px}nav{gap:15px}.brand img,.footer-logo img{width:clamp(105px,25vw,150px)}.brand{gap:12px}.brand span{padding-left:12px;font-size:13px}.steps{grid-template-columns:1fr 1fr}}
/* Responsive layout or reduced-motion preference. */
@media(max-width:680px){.nav{min-height:82px}.menu{display:block;background:none;border:1px solid #cbd3c5;border-radius:5px;padding:7px 12px}nav{display:none;position:absolute;top:82px;left:0;right:0;background:white;padding:25px;flex-direction:column;align-items:stretch}nav.open{display:flex}.hero-grid{grid-template-columns:1fr;padding-top:57px;padding-bottom:60px;gap:35px}h1{letter-spacing:-2px}.visual{max-width:420px;margin:0 auto;width:90%}.strip .wrap{flex-wrap:wrap;font-size:12px}.section{padding:60px 0}.section-head{display:block}.section-head p{margin-top:22px}.cards,.guide-layout,.quote-grid,.footer-grid{grid-template-columns:1fr}.card .icon{margin-bottom:20px}.guide-layout{gap:23px}.guide-side{padding:22px}.steps{gap:22px}.step h3{font-size:20px}.field-row{grid-template-columns:1fr;gap:0}form{padding:23px}.footer-grid{gap:20px}.footer-bottom{gap:25px;flex-wrap:wrap}.seal{right:-10px}.tab{padding:10px 16px;font-size:14px}}
/* Responsive layout or reduced-motion preference. */
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

/* Self-hosted Avenir Next: the two initial-viewport weights are preloaded in HTML. */
@font-face{font-family:'Avenir Next';src:url('../fonts/AvenirNextLTPro-Regular.woff2') format('woff2');font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:'Avenir Next';src:url('../fonts/AvenirNextLTPro-Demi.woff2') format('woff2');font-weight:600;font-style:normal;font-display:swap}
@font-face{font-family:'Avenir Next';src:url('../fonts/AvenirNextLTPro-Bold.woff2') format('woff2');font-weight:700;font-style:normal;font-display:swap}
@font-face{font-family:'Avenir Next';src:url('../fonts/AvenirNextLTPro-It.woff2') format('woff2');font-weight:400;font-style:italic;font-display:swap}
body{font-family:'Avenir Next',Arial,sans-serif}.btn{color:var(--ink)}.btn.dark,.btn.outline{color:white}
.vendor-form{min-height:350px;background:white;padding:25px;border:1px solid var(--line);border-radius:8px}.vendor-form .btn{margin-top:18px}.vendor-form p{font-size:16px}.crumbs{padding-top:20px;font-size:14px}.error-main{text-align:center;min-height:60vh;padding:90px 24px}.error-number{font-size:120px;line-height:1;font-weight:700;color:#789c38;margin-bottom:25px}.error-main p{max-width:620px;margin:25px auto}.error-main .actions{justify-content:center}

/* Full standard reading pages: desktop contents sidebar becomes a stacked outline on mobile. */
.standard-layout{display:grid;grid-template-columns:280px minmax(0,1fr);gap:55px}.standard-toc{display:flex;flex-direction:column;gap:12px;font-size:14px;align-items:start}.standard-toc a{text-decoration:underline}.standard-article h2{font-size:32px;margin:45px 0 20px;line-height:1.3}.standard-article h2:first-child{margin-top:0}.standard-article h3{font-size:23px;margin:30px 0 15px}.standard-article p,.standard-article li{line-height:1.8}.standard-article ul{padding-left:24px}@media(max-width:680px){.standard-layout{grid-template-columns:1fr}.standard-toc{position:static;display:flex;background:transparent;padding:0}}

/* Keep the shared brand mark legible against the dark footer. */
.footer-grid .footer-logo{display:inline-block;margin-bottom:16px;padding:8px;background:#fff;border-radius:4px}.footer-logo + span{display:block}