:root{--ink:#162b2b;--muted:#516362;--paper:#f8f9f6;--white:#fff;--accent:#d6f383;--line:#dce2db;--serif:Georgia,'Times New Roman',serif;--sans:Arial,Helvetica,sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.6}a{color:inherit;text-decoration:none}button,input,textarea,select{font:inherit}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid #4c7b34;outline-offset:5px}.skip{position:absolute;left:20px;top:-80px;padding:10px;background:white;z-index:20}.skip:focus{top:10px}.header{height:100px;padding:0 5%;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:8px;font-weight:700;font-size:25px;letter-spacing:-1px;line-height:1}.brand-mark{background:var(--ink);color:var(--accent);font-family:var(--serif);font-style:italic;width:35px;height:35px;display:grid;place-content:center;font-size:30px;border-radius:4px;margin-right:4px}.brand-domain{font-weight:400;color:var(--muted);margin-left:-8px}.header nav{display:flex;align-items:center;gap:34px;font-size:14px}.button{display:inline-flex;align-items:center;justify-content:space-between;gap:24px;background:var(--ink);color:white;padding:18px 24px;border:1px solid var(--ink);border-radius:4px;line-height:1.3;font-weight:600;cursor:pointer;transition:background .2s,transform .2s}.button:hover{background:#2b4946;transform:translateY(-2px)}.button span{font-size:23px;font-weight:400}.button-small{padding:13px 18px}.hero{display:grid;grid-template-columns:1fr 1fr;min-height:680px}.hero-copy{padding:70px 9% 65px 10%;align-self:center}.eyebrow{font-size:12px;letter-spacing:1.8px;font-weight:700;margin:0 0 22px}h1,h2,h3,p{margin-top:0}h1{font-size:clamp(44px,5.1vw,79px);line-height:1.04;font-weight:500;letter-spacing:-3.3px;margin-bottom:30px}em{font-family:var(--serif);font-weight:400;letter-spacing:-2px}.hero-description{color:var(--muted);max-width:440px;font-size:17px;line-height:1.7;margin-bottom:30px}.micro{font-size:13px;color:var(--muted);margin:17px 0 0}.hero-image{position:relative;min-height:550px;overflow:hidden;background:#b4c9ca}.hero-image>img{width:100%;height:100%;position:absolute;object-fit:cover}.image-placeholder{height:100%;min-height:600px;display:flex;justify-content:center;flex-direction:column;padding:12%;background:#c9d9da;color:#34524f}.image-placeholder span{font-size:12px;letter-spacing:3px}.image-placeholder strong{font-family:var(--serif);font-size:52px;font-weight:400;line-height:1.2;margin-top:20px}.image-caption{position:absolute;bottom:25px;left:30px;right:30px;display:flex;justify-content:space-between;color:white;line-height:1.5;font-size:14px;z-index:1}.trust-strip{display:flex;justify-content:space-between;padding:26px 5%;font-size:14px;border-block:1px solid var(--line)}.trust-strip span::before{content:'✓';margin-right:12px;font-size:15px}.section{padding:92px 8%;scroll-margin-top:20px}h2{font-size:clamp(36px,3.8vw,56px);line-height:1.12;font-weight:500;letter-spacing:-2px;margin-bottom:22px}.intro{color:var(--muted);font-size:18px;max-width:540px}.offer{background:#e6eddf}.footer{padding:45px 5%;display:flex;align-items:center;justify-content:space-between;border-top:1px solid var(--line)}.footer p{font-size:14px;margin:0;color:var(--muted)}@media(max-width:760px){.header{height:80px;padding:0 6%}.brand{font-size:21px}.header nav>a:not(.button){display:none}.header nav{gap:0}.button-small{font-size:13px;padding:11px 13px}.hero{grid-template-columns:1fr}.hero-copy{padding:48px 6%}.eyebrow{font-size:11px;letter-spacing:1.5px}h1{font-size:clamp(42px,11.4vw,66px);letter-spacing:-2px}.hero-description{font-size:16px;max-width:100%}.hero-image{min-height:380px}.image-placeholder{min-height:380px}.image-caption{left:23px;right:23px}.trust-strip{padding:23px 6%;flex-direction:column;gap:9px}.section{padding:62px 6%}h2{font-size:37px}.intro{font-size:17px}.footer{padding:35px 6%;flex-direction:column;align-items:flex-start;gap:20px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important;animation:none!important}}

.hero-image::after{content:"";position:absolute;inset:55% 0 0;background:linear-gradient(transparent,rgba(10,31,32,.65));pointer-events:none}
.section-heading{display:grid;grid-template-columns:1.1fr 1fr;gap:10%;align-items:end;margin-bottom:52px}.section-heading .intro{font-size:17px;max-width:440px;margin-bottom:4px}h3{font-size:26px;line-height:1.3;letter-spacing:-.7px;font-weight:500}.method-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:38px}.method-grid article{border-top:1px solid var(--line);padding-top:24px}.method-number{display:block;font-size:14px;color:var(--muted);margin-bottom:40px}.method-grid p,.service-card p{color:var(--muted);font-size:16px}.equipment{margin-top:60px;padding:35px 40px;background:#eaf0e7;display:grid;grid-template-columns:1fr 1.1fr;gap:10%;border-radius:4px}.equipment h3{margin-bottom:0}.equipment p{margin-bottom:10px}.equipment .eyebrow{font-size:11px}.equipment .micro{font-size:13px;line-height:1.6}.services{background:#edf1ea}.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.service-card{padding:34px 28px;border:1px solid #d7ded4;border-radius:4px;display:flex;flex-direction:column;transition:background .25s,transform .25s}.service-card:hover{background:white;transform:translateY(-4px)}.service-tag{font-size:11px;letter-spacing:1.2px;margin-bottom:70px}.service-card h3{font-size:31px;letter-spacing:-1px;margin-bottom:16px}.service-card p{flex:1}.service-link{display:flex;justify-content:space-between;border-top:1px solid var(--line);padding-top:20px;margin-top:20px;font-size:14px}.service-link b{font-size:21px;font-weight:400}.board{background:var(--ink);color:white;display:grid;grid-template-columns:1fr 1fr;gap:12%}.board h2 em{color:var(--accent)}.board>div>p:not(.eyebrow){max-width:400px;color:#c6d1ca;font-size:17px}.text-link{display:inline-flex;align-items:center;gap:28px;font-size:14px;border-bottom:1px solid currentColor;padding-bottom:7px;margin-top:15px}.board-points>div{display:flex;gap:22px;padding:24px 0;border-bottom:1px solid #36514b}.board-points>div:first-child{padding-top:0}.board-points span{color:var(--accent);font-size:13px;padding-top:3px}.board-points p{font-size:15px;color:#c6d1ca;margin:0}.board-points strong{display:block;font-size:18px;color:white;margin-bottom:8px;font-weight:500}.area-list{display:flex;flex-wrap:wrap;gap:12px}.area-list span{padding:10px 24px;border:1px solid var(--line);border-radius:30px;font-size:14px}.faq{display:grid;grid-template-columns:.8fr 1.2fr;gap:12%;padding-top:25px}.faq details{border-top:1px solid var(--line);padding:22px 0}.faq details:last-child{border-bottom:1px solid var(--line)}summary{cursor:pointer;list-style:none;display:flex;align-items:center;justify-content:space-between;gap:20px}summary::-webkit-details-marker{display:none}.faq summary{font-size:17px}.faq summary span{font-size:24px;font-weight:400}.faq details[open] summary span{transform:rotate(45deg)}.faq details p{margin:20px 0 0;color:var(--muted);font-size:16px}.offer{display:grid;grid-template-columns:1fr 1.05fr;gap:10%;background:#e5eddc}.offer-copy .intro{max-width:390px;font-size:17px}.offer-phone{display:inline-block;font-size:27px;font-weight:500;letter-spacing:-.5px;margin-top:15px}.offer-expect{margin-top:45px;display:grid;grid-template-columns:30px 1fr;gap:15px;font-size:14px}.offer-expect span{font-size:12px;color:var(--muted)}.offer-expect p{margin:0}.form-surface{padding:35px;background:white;border:1px solid #d8e2d1;border-radius:6px;align-self:start}form h3{font-size:27px;margin-bottom:10px}.form-intro{font-size:13px;color:var(--muted);margin-bottom:24px}label{display:block;font-size:14px;margin-bottom:19px;line-height:1.5}label span,.form-details summary span{font-size:12px;color:var(--muted)}input,select,textarea{width:100%;border:1px solid #cdd5ce;border-radius:3px;background:#fff;padding:12px 13px;color:var(--ink);font-size:16px;margin-top:8px;min-height:46px}textarea{resize:vertical}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:17px}.postcode{max-width:130px;display:block}.form-details{margin:4px 0 20px}.form-details summary{font-size:14px;justify-content:flex-start;gap:7px;padding:8px 0}.form-details summary::before{content:'+';font-size:20px;margin-right:3px}.form-details[open] summary::before{content:'−'}.form-details[open] summary{margin-bottom:15px}.form-privacy{font-size:12px;line-height:1.6;color:var(--muted)}.form-privacy a{text-decoration:underline}.form-submit{width:100%;margin-top:5px}button:disabled{opacity:.65;cursor:wait}.honeypot{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}#form-status{background:#fff0e7;color:#763613;padding:16px;margin:20px 0 0;border-radius:3px;font-size:14px}#form-success{padding:30px 0}#form-success .success-mark{display:grid;place-content:center;width:52px;height:52px;background:var(--accent);font-size:28px;border-radius:50%;margin-bottom:30px}.text-button,.footer button{background:none;border:0;padding:0;color:inherit;cursor:pointer;text-decoration:underline;font-size:14px}.footer{gap:30px}.footer .brand{font-size:22px}.footer-tagline{margin-top:12px!important;font-size:13px!important}.footer-links{display:flex;flex-direction:column;gap:10px;font-size:14px;align-items:flex-start}.footer>div:nth-child(2){font-size:14px}.mobile-contact{display:none}.detail-hero{padding-top:65px;background:#eaf0e7}.detail-hero h1{font-size:clamp(44px,5vw,72px);margin-bottom:30px;line-height:1.12}.detail-hero .intro{max-width:650px;margin-bottom:28px}.breadcrumb{display:block;font-size:13px;color:var(--muted);margin-bottom:40px}.detail-content{max-width:1100px;margin:auto}.detail-content article{display:grid;grid-template-columns:100px 1fr;gap:30px;padding:35px 0;border-top:1px solid var(--line)}.detail-content h2{font-size:29px;letter-spacing:-.8px}.detail-content p{color:var(--muted);font-size:17px;max-width:750px;line-height:1.8}.detail-content .method-number{margin-top:4px}.detail-content a{text-decoration:underline}.reveal{opacity:0;transform:translateY(16px);transition:opacity .6s,transform .6s}.reveal.is-visible{opacity:1;transform:none}.method-grid article:nth-child(2),.service-card:nth-child(2){transition-delay:.08s}.method-grid article:nth-child(3),.service-card:nth-child(3){transition-delay:.16s}[hidden]{display:none!important}
@media(min-width:1500px){.hero-copy{padding-left:max(10%,calc((100vw - 1360px)/2))}.section{padding-inline:max(8%,calc((100vw - 1280px)/2))}}@media(max-width:1050px){.header nav{gap:20px}.header nav>a:not(.button){font-size:13px}.header nav>a:nth-child(3){display:none}.hero-copy{padding-left:10%;padding-right:8%}.section{padding-inline:6%}.service-card{padding:26px 21px}.offer{gap:6%}.form-surface{padding:27px}.form-row{grid-template-columns:1fr;gap:0}.hero{min-height:620px}}@media(max-width:760px){.header nav>a:not(.button){display:none}.header nav{gap:0}.hero-copy{padding:45px 6%}.section-heading{grid-template-columns:1fr;gap:15px;margin-bottom:35px}.method-grid{grid-template-columns:1fr;gap:23px}.method-number{margin-bottom:22px}.equipment{grid-template-columns:1fr;gap:24px;padding:26px;margin-top:37px}.service-grid{grid-template-columns:1fr;gap:15px}.service-card{padding:28px}.service-tag{margin-bottom:30px}.service-card h3{font-size:29px}.board{grid-template-columns:1fr;gap:40px}.board-points>div{padding:23px 0}.area-list{gap:9px}.area-list span{padding:9px 17px}.faq{grid-template-columns:1fr;gap:35px;padding-top:10px}.faq summary{font-size:16px}.offer{grid-template-columns:1fr;gap:22px}.offer-copy .intro{max-width:100%;margin-bottom:0}.offer-expect,.offer-phone,.offer-copy>.micro{display:none}.form-surface{padding:25px 21px}.form-row{grid-template-columns:1fr}.footer{padding-bottom:100px;gap:25px}.mobile-contact{display:grid;grid-template-columns:1fr 1.4fr;position:fixed;bottom:0;left:0;right:0;padding:10px 6%;gap:12px;background:rgba(248,249,246,.97);border-top:1px solid var(--line);z-index:5}.mobile-contact a{padding:11px 10px;border:1px solid var(--ink);text-align:center;font-size:14px;font-weight:600;border-radius:3px}.mobile-contact a:last-child{background:var(--ink);color:white}.mobile-contact span{margin-left:10px}.detail-hero{padding-top:35px}.detail-hero h1{font-size:43px}.breadcrumb{margin-bottom:30px}.detail-content article{grid-template-columns:1fr;gap:0;padding:29px 0}.detail-content h2{font-size:27px}.detail-content p{font-size:16px}}@media(max-width:360px){.brand-domain{display:none}.brand{font-size:18px;gap:6px}.brand-mark{width:26px;height:26px;font-size:24px;margin-right:0}h1{font-size:40px}.button{gap:12px;padding-inline:17px}.button-small{padding:11px 12px;gap:9px;white-space:nowrap}}@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none}}

.cookie-panel[hidden]{display:none!important}
.cookie-panel{position:fixed;z-index:100;left:24px;bottom:24px;right:auto;width:420px;max-width:calc(100vw - 48px);max-height:calc(100svh - 48px);overflow:auto;margin:0;display:block;padding:24px;background:#fff;color:#162b2b;border:1px solid #cbd6dd;border-radius:12px;box-shadow:0 12px 50px #091e2a30;font-family:inherit;text-align:left}
.cookie-panel>.cookie-brand,.cookie-panel>h2,.cookie-panel>p,.cookie-panel>a{display:block;visibility:visible;opacity:1;color:#162b2b}
.cookie-panel .cookie-brand{font-size:.75rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;margin:0 0 12px}
.cookie-panel h2{font-size:1.125rem;font-weight:600;letter-spacing:-.02em;line-height:1.4;margin:0 0 12px}
.cookie-panel p{font-size:.875rem;line-height:1.65;margin:0 0 10px}
.cookie-panel a{font-size:.875rem;line-height:1.5;text-decoration:underline;text-underline-offset:3px;margin:14px 0 0}
.cookie-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:18px}
.cookie-actions button{font-family:inherit;font-size:.875rem;font-weight:600;line-height:1.4;min-height:48px;padding:12px 10px;border:1px solid #162b2b;border-radius:6px;background:#162b2b;color:#fff;cursor:pointer}
.cookie-actions button:hover{background:#2b4946}
.cookie-actions button:focus-visible,.cookie-panel a:focus-visible{outline:3px solid #4c7b34;outline-offset:3px}
.cookie-settings{border:0;padding:0;background:none;color:inherit;font:inherit;text-decoration:underline;text-underline-offset:4px;cursor:pointer}
.cookie-settings:focus-visible{outline:3px solid #4c7b34;outline-offset:4px}
@media(max-width:700px){.cookie-panel{left:12px;bottom:calc(12px + env(safe-area-inset-bottom));width:420px;max-width:calc(100vw - 24px);max-height:calc(100svh - 36px);padding:20px}}
@media(max-width:360px){.cookie-panel{padding:18px}.cookie-actions{grid-template-columns:1fr}}

.guide-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}.guide-card{background:white}.guide-card h3{font-size:30px}.guide-card .service-tag{margin-bottom:32px}.guides{background:#edf1ea}.article-hero h1{font-size:clamp(40px,4.4vw,64px);max-width:960px;letter-spacing:-2px}.article-hero .intro{max-width:760px}.article-meta{font-size:13px;color:var(--muted);margin:28px 0 0}.breadcrumb a{text-decoration:underline;text-underline-offset:3px}.article-layout{display:grid;grid-template-columns:240px minmax(0,760px);gap:7%;max-width:1400px;margin:auto}.article-toc{align-self:start;position:sticky;top:28px}.article-toc nav{display:grid;gap:14px}.article-toc a{font-size:14px;color:var(--muted);line-height:1.5}.article-toc a:hover{text-decoration:underline}.article-body{min-width:0}.article-body h2{font-size:29px;letter-spacing:-.7px;line-height:1.3}.article-body p,.article-body li{font-size:17px;line-height:1.85;color:var(--muted)}.article-body>section{padding-top:38px;margin-top:38px;border-top:1px solid var(--line);scroll-margin-top:25px}.article-body ul{padding-left:24px}.article-body li{margin-bottom:9px}.article-summary{background:#eaf0e7;border-radius:4px;padding:28px}.article-summary h2{font-size:22px}.article-summary p{margin-bottom:0}.article-sources a{text-decoration:underline;text-underline-offset:3px;overflow-wrap:anywhere}.article-related .text-link{display:flex;width:fit-content;font-size:16px;max-width:100%}@media(max-width:900px){.article-layout{grid-template-columns:1fr;gap:38px}.article-toc{position:static}.article-toc nav{grid-template-columns:1fr 1fr}.article-hero h1{font-size:44px}}@media(max-width:760px){.guide-grid{grid-template-columns:1fr}.guide-card h3{font-size:27px}.article-hero h1{font-size:38px;letter-spacing:-1.4px}.article-toc nav{grid-template-columns:1fr}.article-summary{padding:22px}.article-body p,.article-body li{font-size:16px}.article-body h2{font-size:26px}}

/* Approved facade emblem and marine-navy wordmark. Transparent image framing. */
.icon-arrow{display:inline-block;width:23px;height:23px;flex:0 0 23px;vertical-align:middle}
.brand{display:block;flex:0 0 auto;line-height:1;font-size:inherit;letter-spacing:normal}
.brand-image{display:block;position:relative;width:270px;aspect-ratio:1877 / 383;overflow:hidden}
.brand-image img{position:absolute;display:block;max-width:none;width:110.602%;height:auto;left:-5.86%;top:-48.042%}
.header{gap:18px}.header nav{flex-shrink:0}
.footer .brand-image{width:250px}
@media(max-width:1050px) and (min-width:761px){.brand-image{width:240px}}
@media(max-width:760px){.header{gap:12px}.header .brand-image{width:clamp(168px,48vw,225px)}.header .button-small{white-space:nowrap;gap:9px;padding:11px 12px}}
@media(max-width:360px){.header{padding-inline:5%;gap:8px}.header .brand-image{width:158px}.header .button-small{font-size:12px;padding:11px 10px;gap:6px}}

/* Mobile-only refinement: quieter header, balanced CTA and safe-area contact bar. */
@media(max-width:760px){
  .header{height:76px;gap:14px}
  .header .brand-image{width:clamp(158px,46vw,210px)}
  .header .button-small{min-height:44px;padding:10px 13px;background:transparent;color:var(--ink);border-color:#bac8c2;border-radius:6px;font-size:14px;justify-content:center}
  .header .button-small .icon-arrow{display:none}
  .hero-copy{padding:36px 6% 34px}
  .hero-copy .eyebrow{margin-bottom:23px}
  .hero-copy h1{font-size:clamp(38px,10.8vw,62px);line-height:1.07;letter-spacing:-1.8px;margin-bottom:25px}
  .hero-copy h1 em{letter-spacing:-1.7px}
  .hero-description{line-height:1.65;margin-bottom:25px}
  .button{min-height:52px;padding:14px 19px;gap:16px;border-radius:6px;font-size:15px}
  .button:hover{transform:none}
  .hero-copy>.button{width:100%}
  .hero-copy .micro{max-width:32ch;font-size:13px;line-height:1.6;margin-top:15px}
  .icon-arrow{width:20px;height:20px;flex-basis:20px}
  .mobile-contact{grid-template-columns:1fr 1.35fr;padding:10px 6% calc(10px + env(safe-area-inset-bottom));gap:10px;background:rgba(248,249,246,.98)}
  .mobile-contact a{display:flex;align-items:center;justify-content:center;gap:12px;min-height:46px;padding:11px 12px;font-size:14px;line-height:1.3;border-radius:6px}
  .mobile-contact a:first-child{border-color:#bac8c2}
  .mobile-contact .icon-arrow{width:18px;height:18px;flex-basis:18px}
  .footer{padding-bottom:calc(100px + env(safe-area-inset-bottom))}
}
@media(max-width:360px){
  .header{padding-inline:5%;gap:8px}
  .header .brand-image{width:150px}
  .header .button-small{padding-inline:10px;font-size:13px}
  .hero-copy>.button{font-size:14px;padding-inline:15px;gap:10px}
}