:root{--background:#fff;--foreground:#132c3b;--muted:#edf2f4;--muted-foreground:#5d6e77;--border:#d7e0e5;--ring:#ef7442;--ink:#102a39;--navy:#071d2b;--orange:#f07946;--line:#d7e0e5;--soft:#f1f5f6;--font-sans:Arial,Helvetica,sans-serif;color-scheme:light}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:95px}body{margin:0;font-family:Arial,Helvetica,sans-serif;color:var(--ink);font-size:16px;line-height:1.6;background:#fff}a{color:inherit;text-decoration:none}button{font:inherit;cursor:pointer}button,a{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible{outline:3px solid var(--orange);outline-offset:5px}img{display:block;max-width:100%;object-fit:cover}h1,h2,h3,h4,p{margin:0}h1,h2,h3,h4{line-height:1.13;font-weight:500;letter-spacing:-.035em}h2{font-size:clamp(32px,3.6vw,49px)}p{color:#586c77}.container{max-width:1280px;margin:0 auto;width:calc(100% - 112px)}.section{padding-top:100px;padding-bottom:100px}.eyebrow{font-size:12px;font-weight:700;letter-spacing:.14em;color:#5a7280;margin-bottom:22px}.light{color:#bdd0da}.small-label{font-size:12px;font-weight:700;letter-spacing:.08em;color:#667e8b}.identity{background:#edf2f4;font-size:12px;color:#4d6572}.identity .container{display:flex;justify-content:space-between;padding:9px 0}header{background:white;position:sticky;top:0;z-index:30;border-bottom:1px solid #dae3e8}.nav{height:87px;display:flex;align-items:center;justify-content:space-between;gap:28px}.brand{font-weight:900;font-size:30px;line-height:1;letter-spacing:-.09em;display:inline-flex;flex-direction:column;flex-shrink:0}.brand span{font-size:10px;letter-spacing:.4em;margin-top:7px;padding-left:3px}.nav nav{display:flex;align-items:center;gap:30px;margin-left:auto}.nav nav a{font-size:14px}.nav nav a:hover,.inline-link:hover{color:#bc4818}.nav-cta{display:flex;align-items:center;gap:16px;border:1px solid var(--ink);padding:11px 15px;font-size:14px;margin-left:14px}.menu-toggle{display:none}.hero{background:#071d2b;color:white;position:relative;overflow:hidden}.hero-image{position:absolute;top:0;right:0;bottom:0;width:84%}.hero-image img{width:100%;height:100%;object-position:center;object-fit:contain}.hero-image:after{content:'';position:absolute;inset:0;background:linear-gradient(90deg,#071d2b 0%,rgba(7,29,43,.65) 16%,transparent 43%)}.hero-inner{position:relative;min-height:660px;padding-top:76px;padding-bottom:32px;display:flex;flex-direction:column;justify-content:space-between}.hero-copy{max-width:590px}.hero h1{font-size:clamp(48px,5.25vw,76px);line-height:1.04;letter-spacing:-.045em;margin-bottom:27px}.hero em,.brief em{font-style:normal;color:#afc6d3}.hero-desc{font-size:17px;line-height:1.7;color:#c1d1da;max-width:405px}.hero .eyebrow{display:flex;align-items:center;gap:9px}.hero .eyebrow span{width:6px;height:6px;background:var(--orange);border-radius:50%}.actions{display:flex;gap:26px;align-items:center;margin-top:34px}.button{display:inline-flex;align-items:center;justify-content:space-between;gap:22px;padding:16px 20px;font-size:14px;font-weight:600;transition:background .15s,transform .15s}.button:hover{transform:translateY(-2px)}.orange{background:var(--orange);color:#112331}.orange:hover{background:#ff905e}.text-link{display:inline-flex;gap:12px;align-items:center;font-size:14px}.hero-caption{display:flex;justify-content:flex-end;gap:24px;color:#adbec9;margin-top:50px;font-size:12px;letter-spacing:.04em}.hero-caption span:first-child{color:white}.scope-strip{background:#fff;border-bottom:1px solid var(--line)}.scope-grid{display:grid;grid-template-columns:repeat(3,1fr);padding:27px 0}.scope-grid>div{display:flex;gap:20px;padding:0 25px;border-right:1px solid var(--line)}.scope-grid>div:first-child{padding-left:0}.scope-grid>div:last-child{border:0}.scope-grid>div>span{font-size:12px;color:#b95329;font-weight:700;padding-top:3px}.scope-grid p{font-size:13px;line-height:1.7}.scope-grid strong{font-weight:500;color:var(--ink);font-size:16px}.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:30px;margin-bottom:44px}.section-head>p{font-size:16px;max-width:400px}.programme-list{display:flex!important;height:auto!important;width:100%!important;gap:0!important;padding:0!important;background:transparent!important;border-radius:0!important;border-bottom:1px solid var(--line);justify-content:stretch!important}.programme-list [data-slot=tabs-trigger]{min-height:63px;padding:16px 22px!important;border-radius:0!important;flex:1!important;font-size:16px!important;border:0!important;border-bottom:3px solid transparent!important;justify-content:space-between!important;box-shadow:none!important;color:#657781}.programme-list [data-active]{color:var(--ink)!important;border-bottom-color:var(--orange)!important;background:#f0f5f7!important}.programme-panel{display:grid;grid-template-columns:1.1fr 1fr;gap:95px;padding-top:42px;align-items:start}.programme-panel>div:first-child{padding-top:10px}.programme-panel h3{font-size:32px;margin:18px 0}.programme-panel p{font-size:16px;max-width:480px}.inline-link{display:inline-flex;align-items:center;gap:20px;border-bottom:1px solid #afbec6;padding-bottom:5px;font-size:14px;font-weight:600;margin-top:27px}.decision-box{padding:33px 36px;background:var(--soft);border:1px solid #dbe5e9}.decision-box>svg{color:#637f90;margin-bottom:24px}.decision-box h4{font-size:24px;max-width:330px}.decision-box ul{list-style:none;padding:0;margin:24px 0}.decision-box li{display:flex;align-items:center;gap:13px;font-size:14px;padding:9px 0;border-bottom:1px solid #d9e3e7}.decision-box li svg{color:#627e8e;flex-shrink:0}.fine{font-size:12px;color:#6d7f88}.process{background:#f1f5f6}.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;margin-top:55px}.steps article{border-top:1px solid #b5c6cf;padding-top:24px;display:flex;flex-direction:column}.step-number{font-size:13px;color:#ac552e}.steps h3{font-size:24px;margin:31px 0 17px}.steps p{font-size:16px;line-height:1.7}.step-output{margin-top:auto;padding-top:27px}.step-output span{display:block;font-size:12px;letter-spacing:.08em;color:#6b818c;margin-bottom:7px}.step-output strong{font-size:14px;font-weight:600}.evidence{display:grid;grid-template-columns:1.05fr 1fr;gap:80px;align-items:center}.evidence-photo{position:relative;background:#0b2234;align-self:stretch;min-height:600px}.evidence-photo img{height:100%;width:100%;object-position:50% center;position:absolute;inset:0}.image-label{position:absolute;bottom:0;left:0;right:0;background:#0a2034de;color:#d2dfe7;font-size:12px;letter-spacing:.06em;padding:20px 24px}.image-label span{display:block;font-size:12px;color:#aebfcc;margin-top:4px;letter-spacing:0}.evidence-copy>p:not(.eyebrow){margin-top:22px;margin-bottom:20px}.evidence-row{display:flex;gap:22px;padding:20px 0;border-bottom:1px solid var(--line)}.evidence-row>span{font-size:12px;color:#bb5b33;padding-top:4px}.evidence-row h4{font-size:18px;font-weight:600;letter-spacing:-.02em;margin-bottom:8px}.evidence-row p{font-size:16px;line-height:1.6}.notes{background:#102c3e;color:#fff}.notes .eyebrow,.notes .small-label{color:#9db7c7}.note-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}.note-grid article{border-top:1px solid #577183;padding-top:22px;display:flex;flex-direction:column}.note-grid h3{font-size:27px;margin:23px 0 18px;line-height:1.2;max-width:340px}.note-grid p{color:#b9cbd6;font-size:16px;line-height:1.7}.note-foot{display:flex;gap:10px;align-items:flex-start;font-size:12px;color:#d3e0e7;padding-top:26px;margin-top:auto}.note-foot svg{flex-shrink:0;margin-top:2px}.about{display:grid;grid-template-columns:1fr 1.2fr;gap:80px;border-bottom:1px solid var(--line)}.about-lead{font-size:20px;line-height:1.65;margin-bottom:18px;color:#3e5867}.about-lead strong{font-weight:500;color:#102e40}.about-links{display:flex;flex-wrap:wrap;align-items:center;gap:20px;margin-top:25px}.about-links .inline-link{margin:0}.about-links>a:last-child{font-size:14px;color:#617884}.faq{display:grid;grid-template-columns:1fr 1.2fr;gap:80px}.faq h2{font-size:38px}.faq [data-slot=accordion-item]{border-bottom:1px solid var(--line)}.faq [data-slot=accordion-trigger]{font-size:16px;padding:21px 0;border-radius:0;gap:20px;font-weight:500;line-height:1.4}.faq [data-slot=accordion-trigger] svg{margin-top:4px}.faq [data-slot=accordion-content]>div{padding-bottom:22px;height:auto}.faq [data-slot=accordion-content] p{font-size:16px;line-height:1.7}.brief{background:#071e2e;color:#fff;padding:85px 0}.brief-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:110px;align-items:center}.brief h2{font-size:43px;line-height:1.18}.brief p{color:#b5c8d5;margin-top:22px;font-size:16px}.brief .button{margin-top:30px}.mail-note{display:block;font-size:12px;color:#a8becc;margin-top:13px}.brief-card{background:#173447;padding:32px}.brief-card .small-label{color:#adbfcb}.brief-card ol{list-style:none;padding:0;margin:22px 0 0}.brief-card li{display:flex;gap:20px;padding:14px 0;border-bottom:1px solid #365363;font-size:14px}.brief-card li span{color:#f19670;font-size:12px}.brief-card p{font-size:14px}.brief-card a{display:flex;gap:15px;align-items:center;margin-top:23px;font-size:14px;color:#fff}.footer{display:flex;align-items:center;justify-content:space-between;gap:35px;padding:38px 0}.footer p{font-size:12px}.footer>div{display:flex;flex-direction:column;gap:5px;font-size:12px;color:#637986}.skip{position:fixed;top:-80px;background:#fff;padding:12px;z-index:100}.skip:focus{top:0}
@media(min-width:1600px){.hero-inner{min-height:740px}}
@media(max-width:1100px){.container{width:calc(100% - 64px)}.nav{gap:20px}.nav nav{gap:18px}.nav-cta{margin-left:0;padding:9px;font-size:12px}.programme-panel{gap:40px}.evidence,.about,.faq{gap:45px}.brief-grid{gap:55px}.hero h1{font-size:64px}.hero-copy{max-width:530px}.hero-desc{max-width:360px}.text-link{font-size:12px}.steps{gap:20px}.steps h3{font-size:22px}}
@media(max-width:800px){.container{width:calc(100% - 40px)}.identity .container>span:last-child{display:none}.nav{height:74px}.brand{font-size:26px}.nav nav{display:none;position:absolute;left:0;right:0;top:74px;background:white;padding:23px;border-bottom:1px solid var(--line)}.nav nav.open{display:flex;flex-direction:column;align-items:flex-start}.nav-cta{margin-left:auto;padding:10px;font-size:12px;gap:9px}.menu-toggle{display:block;background:none;border:0;color:var(--ink);padding:4px}.hero-inner{min-height:830px;padding-top:47px;padding-bottom:22px;justify-content:flex-start}.hero-copy{max-width:100%}.hero h1{font-size:clamp(43px,7.8vw,62px);margin-bottom:22px}.hero-desc{max-width:410px;font-size:16px}.hero-image{width:100%;top:380px;height:450px}.hero-image img{object-position:78% 40%;object-fit:cover;opacity:.92}.hero-image:after{background:linear-gradient(#071d2b 0%,transparent 38%,rgba(7,29,43,.4) 100%)}.hero .eyebrow{font-size:12px;letter-spacing:.05em}.actions{gap:18px;margin-top:25px;flex-wrap:wrap}.button{padding:13px 16px;font-size:14px;gap:12px}.text-link{font-size:14px}.hero-caption{margin-top:auto;flex-direction:column;gap:2px;align-self:flex-end;text-align:right;z-index:1}.scope-grid{grid-template-columns:1fr;padding:10px 0}.scope-grid>div{padding:16px 0;border:0;border-bottom:1px solid var(--line);gap:22px}.scope-grid p{font-size:12px}.scope-grid strong{font-size:16px}.section{padding-top:62px;padding-bottom:62px}.section-head{display:block;margin-bottom:30px}.section-head>p{margin-top:23px;font-size:16px}.section-head .small-label{display:block;margin-top:23px}.eyebrow{margin-bottom:16px;font-size:12px}.programme-list{overflow-x:auto}.programme-list [data-slot=tabs-trigger]{padding:14px 12px!important;min-width:140px;white-space:normal!important;min-height:65px;font-size:14px!important;gap:10px}.programme-panel{grid-template-columns:1fr;gap:28px;padding-top:26px}.programme-panel h3{font-size:28px;max-width:490px}.decision-box{padding:26px}.steps{grid-template-columns:1fr 1fr;gap:35px 25px;margin-top:35px}.steps h3{margin-top:20px;font-size:22px}.evidence{grid-template-columns:1fr;gap:35px}.evidence-photo{min-height:400px;order:2}.evidence-copy{order:1}.note-grid{grid-template-columns:1fr;gap:38px}.note-grid h3{font-size:26px;max-width:500px}.note-grid p{max-width:550px}.about,.faq{grid-template-columns:1fr;gap:30px}.about-lead{font-size:18px}.about-links{gap:20px}.faq h2{font-size:33px}.brief{padding:60px 0}.brief-grid{grid-template-columns:1fr;gap:40px}.brief h2{font-size:34px}.brief-card{padding:25px}.footer{flex-wrap:wrap;gap:25px}.footer>div{width:100%;border-top:1px solid var(--line);padding-top:20px}.footer p{font-size:12px;max-width:240px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}}

/* Native controls for the static production site. */
svg{display:inline-block;vertical-align:middle;flex-shrink:0}fieldset{margin:0;padding:0;border:0;min-width:0}.sr-only,.programme-radio{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.programme-list label{flex:1;display:flex;justify-content:space-between;align-items:center;gap:16px;padding:20px 22px;font-size:16px;cursor:pointer;border-bottom:3px solid transparent;line-height:1.4}.programme-panels>.programme-panel{display:none}.decision-box .scope-note{font-size:12px;border:0;color:#5d717b;display:block}.programme-list label:hover{background:#f1f5f6}
#choose-shell:checked~.programme-list label[for=choose-shell],#choose-insulation:checked~.programme-list label[for=choose-insulation],#choose-softshell:checked~.programme-list label[for=choose-softshell]{background:#f0f5f7;border-bottom-color:#f07946;color:#102a39}
#choose-shell:focus-visible~.programme-list label[for=choose-shell],#choose-insulation:focus-visible~.programme-list label[for=choose-insulation],#choose-softshell:focus-visible~.programme-list label[for=choose-softshell]{outline:3px solid #f07946;outline-offset:-3px}
#choose-shell:checked~.programme-panels>#panel-shell,#choose-insulation:checked~.programme-panels>#panel-insulation,#choose-softshell:checked~.programme-panels>#panel-softshell{display:grid}
.faq-list details{border-bottom:1px solid #d7e0e5}.faq-list summary{font-size:16px;padding:22px 24px 22px 0;cursor:pointer;line-height:1.4;list-style:none;position:relative}.faq-list summary:after{content:'+';position:absolute;right:0;top:21px}.faq-list details[open]>summary:after{content:'−'}.faq-list summary::-webkit-details-marker{display:none}.faq-list details>p{padding-bottom:24px;line-height:1.7}.faq-list summary:focus-visible,.mobile-menu summary:focus-visible{outline:3px solid #f07946;outline-offset:3px}.mobile-menu{display:none}.hero-image img{object-fit:contain}.hero-caption{font-size:12px;letter-spacing:0}.identity{font-size:12px}
@media(max-width:800px){.mobile-menu{display:block}.mobile-menu summary{font-size:14px;list-style:none;cursor:pointer}.mobile-menu summary::-webkit-details-marker{display:none}.mobile-menu summary:after{content:' ☰'}.mobile-menu[open] summary:after{content:' ×'}.nav .mobile-menu nav.mobile-links{display:flex;position:absolute;top:74px;left:0;right:0;flex-direction:column;align-items:flex-start;padding:22px;background:#fff;border-bottom:1px solid #d7e0e5;gap:20px}.programme-list label{padding:16px 10px;font-size:14px}.programme-list{overflow:visible}.hero-image img{object-fit:cover}.nav{gap:14px}.hero-caption{max-width:100%;text-align:right}.scope-grid>div{padding-left:0}.hero-inner{min-height:860px}.hero-image{height:470px;top:390px}.hero-copy{z-index:2}.hero-image:after{background:linear-gradient(#071d2b 0%,rgba(7,29,43,.55) 20%,transparent 50%,rgba(7,29,43,.4) 100%)}}
@media(max-width:420px){.hero h1{font-size:42px}.hero .eyebrow{font-size:11px}.hero-desc{font-size:16px}.actions{gap:18px}.text-link{font-size:13px}.steps{grid-template-columns:1fr}.programme-list label{flex-direction:column;align-items:flex-start;gap:7px}.scope-grid strong{font-size:15px}.nav-cta{font-size:11px;padding:9px;gap:5px}.brand{font-size:25px}}

/* Real product imagery and interactive project brief */
.hero-image{width:84%;background:#071d2b}
.hero-image img{object-fit:contain;object-position:center;filter:none}
.hero-image:after{background:linear-gradient(90deg,#071d2b 0%,rgba(7,29,43,.78) 9%,rgba(7,29,43,.2) 31%,transparent 55%)}
.contact-direct{font-size:14px!important;line-height:1.7}.contact-direct a,.brief-download{color:#fff;border-bottom:1px solid #6f8795}.brief-download{display:inline-block;margin-top:26px;padding-bottom:4px;font-size:14px}.contact-direct a:hover,.brief-download:hover{color:#ff9a70}
.project-form{background:#173447;padding:30px;display:grid;gap:18px}.form-heading{display:flex;justify-content:space-between;gap:20px;align-items:flex-start}.form-heading .small-label{color:#adbfcb}.form-heading p{font-size:12px;margin:0;color:#a8bdc9;text-align:right}.field-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.project-form label{display:grid;gap:7px;font-size:12px;font-weight:700;letter-spacing:.04em;color:#d9e5ea}.project-form input,.project-form select,.project-form textarea{width:100%;border:1px solid #526b79;background:#0e293a;color:#fff;border-radius:0;padding:11px 12px;font:inherit;font-size:14px;line-height:1.35}.project-form textarea{resize:vertical;min-height:120px}.project-form input::placeholder,.project-form textarea::placeholder{color:#879eaa}.project-form input:focus,.project-form select:focus,.project-form textarea:focus{outline:2px solid var(--orange);outline-offset:1px;border-color:transparent}.form-actions{display:flex;flex-wrap:wrap;gap:12px}.form-actions .button{border:0}.outline-light{background:transparent;color:#fff;border:1px solid #78909d!important}.outline-light:hover{background:#23475b}.form-status{min-height:1.3em!important;margin:0!important;font-size:12px!important;color:#bbcfda!important}.evidence-photo img{object-position:center 42%}
@media(max-width:800px){.hero-image{width:100%;background:#edf1f1}.hero-image img{object-position:center;filter:none}.hero-image:after{background:linear-gradient(#071d2b 0%,rgba(7,29,43,.58) 17%,transparent 48%,rgba(7,29,43,.42) 100%)}.field-grid{grid-template-columns:1fr}.project-form{padding:24px}.form-heading{display:block}.form-heading p{text-align:left;margin-top:7px}.form-actions{display:grid;grid-template-columns:1fr}.form-actions .button{width:100%}}

/* SWING company identity and current development reference */
.brand-lockup{flex-direction:row;align-items:center;gap:12px;letter-spacing:0}.brand-lockup .brand-mark{width:42px;height:42px;object-fit:contain;flex:0 0 auto}.brand-lockup .brand-text{font-size:30px;line-height:1;letter-spacing:-.09em;display:flex;flex-direction:column;margin:0;padding:0}.brand-lockup .brand-text small{font-size:10px;letter-spacing:.4em;margin-top:7px;padding-left:3px}.product-reference{background:linear-gradient(135deg,#edf2f4 0%,#f8fafb 100%);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.reference-grid{display:grid;grid-template-columns:minmax(0,.82fr) minmax(520px,1.18fr);gap:clamp(48px,7vw,92px);align-items:center}.reference-copy h2{max-width:520px;margin-bottom:24px}.reference-copy>p:not(.eyebrow){max-width:560px;margin-bottom:24px}.reference-facts{border-top:1px solid var(--line);margin:32px 0 20px}.reference-facts div{display:grid;grid-template-columns:125px 1fr;gap:20px;padding:14px 0;border-bottom:1px solid var(--line)}.reference-facts dt{color:#6a7d87;font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase}.reference-facts dd{margin:0;color:var(--ink);font-size:14px;font-weight:600}.reference-copy .reference-note{font-size:12px;line-height:1.65;color:#6a7d87;margin-bottom:26px}.reference-visuals{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.reference-visuals figure{margin:0;background:#dce3e6;border:1px solid #d1dadd;overflow:hidden}.reference-visuals img{width:100%;height:auto;aspect-ratio:.82;object-fit:cover;object-position:center top}.reference-visuals figcaption{display:grid;gap:4px;padding:16px 18px;background:#fff}.reference-visuals figcaption strong{font-size:11px;letter-spacing:.1em;color:#304b5b}.reference-visuals figcaption span{font-size:12px;line-height:1.5;color:#6a7d87}.company-logo{width:74px;height:74px;object-fit:contain;margin-bottom:28px}@media(max-width:1100px){.reference-grid{grid-template-columns:minmax(0,.8fr) minmax(460px,1.2fr);gap:44px}.brand-lockup .brand-text{font-size:27px}}@media(max-width:800px){.brand-lockup{gap:9px}.brand-lockup .brand-mark{width:36px;height:36px}.brand-lockup .brand-text{font-size:25px}.brand-lockup .brand-text small{font-size:9px}.reference-grid{grid-template-columns:1fr;gap:38px}.reference-copy{max-width:620px}.reference-visuals{gap:10px}.reference-visuals figcaption{padding:13px}.company-logo{width:64px;height:64px;margin-bottom:22px}}@media(max-width:420px){.brand-lockup .brand-mark{width:33px;height:33px}.brand-lockup .brand-text{font-size:22px}.brand-lockup .brand-text small{font-size:8px}.reference-visuals figcaption span{font-size:11px}.reference-facts div{grid-template-columns:1fr;gap:4px}}