/* Radieux — native Gutenberg components. No external fonts or runtime. */
:root{--ink:#263d31;--forest:#183f31;--muted:#59665c;--paper:#f8f7f0;--white:#fffef8;--lime:#dce6b8;--line:#d9ded0;--accent:#5f713c;--serif:Georgia,'Times New Roman',serif;--sans:Arial,Helvetica,sans-serif;--width:1240px}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:104px}body.radieux{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:17px;line-height:1.7;-webkit-font-smoothing:antialiased}a{color:inherit;text-underline-offset:.22em}a:hover{color:var(--accent)}a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible{outline:3px solid #b07728;outline-offset:5px}img{display:block;max-width:100%;height:auto}p,h1,h2,h3,figure,ul,ol{margin:0}p+p{margin-top:1em}.wp-block-group{box-sizing:border-box}h1,h2,h3{font-weight:400}h1,h2{font-family:var(--serif);letter-spacing:-.045em;line-height:1.05}h1 em,h2 em{font-weight:400}h1{font-size:clamp(44px,4.7vw,73px);max-width:720px}h2{font-size:clamp(36px,3.7vw,56px)}h3{font-size:23px;line-height:1.3;letter-spacing:-.025em;font-weight:600}p{max-width:80ch}.skip-link{position:fixed;left:16px;top:-90px;z-index:200;background:var(--forest);color:white;padding:12px 20px}.skip-link:focus{top:12px}
.site-header{max-width:var(--width);margin:auto;min-height:102px;display:flex;align-items:center;justify-content:space-between;gap:30px;padding:20px 0}.brand{font-family:var(--serif);font-size:42px;letter-spacing:-.075em;line-height:1;text-decoration:none;display:inline-flex;align-items:flex-start;gap:7px}.brand span{font-family:var(--sans);font-size:26px;line-height:1.05;letter-spacing:0;color:var(--accent)}.site-header nav{display:flex;align-items:center;gap:30px;font-size:14px;line-height:1.25}.site-header nav a{text-decoration:none}.site-header .nav-cta{border:1px solid var(--forest);padding:13px 20px;border-radius:2px;font-weight:600}.nav-cta span{margin-left:12px}.site-header nav a:hover{text-decoration:underline}
.radieux-hero{display:grid;grid-template-columns:1.05fr 1fr;max-width:var(--width);min-height:650px;margin:auto;gap:55px;padding:20px 0 58px;align-items:center}.hero-copy{padding:20px 0 36px;position:relative;z-index:1}.eyebrow,.section-kicker{font-family:var(--sans);font-size:11px;letter-spacing:.15em;font-weight:600;line-height:1.5;text-transform:uppercase;color:var(--accent);margin-bottom:22px}.hero-copy h1 em{color:var(--accent)}.hero-lead{font-size:17px;line-height:1.75;color:#58675c;max-width:49ch;margin-top:28px}.wp-block-buttons{display:flex;gap:20px;align-items:center;flex-wrap:wrap;margin-top:32px}.wp-block-button__link{display:inline-flex;justify-content:center;align-items:center;gap:23px;background:var(--forest);color:var(--white);padding:15px 24px;text-decoration:none;font-size:14px;line-height:1.4;border:1px solid var(--forest);border-radius:2px}.wp-block-button__link:hover{background:#315442;color:white}.wp-block-button.is-style-outline .wp-block-button__link{border:0;border-bottom:1px solid var(--line);padding:12px 0;background:transparent;color:var(--ink);border-radius:0}.hero-meta{font-size:10px;letter-spacing:.02em;color:var(--muted);margin-top:26px}.hero-meta span{margin:0 8px}.hero-visual{position:relative;align-self:stretch;padding-top:8px}.hero-image{height:100%;position:relative}.hero-image img{height:100%;width:100%;min-height:510px;max-height:620px;object-fit:cover;object-position:44% center;border-radius:160px 4px 4px 4px}.hero-image figcaption{position:absolute;bottom:18px;left:18px;right:18px;color:white;text-shadow:0 1px 4px #000;font-size:11px;text-align:left}.image-note{position:absolute;right:-17px;top:32px;padding:22px;background:var(--lime);color:var(--forest);box-shadow:0 6px 20px #102e2010;width:175px;transform:rotate(3deg);font-size:12px;line-height:1.2}.image-note span{display:block;font-size:9px;letter-spacing:.1em;margin-bottom:15px}.image-note strong{font-family:var(--serif);font-size:31px;font-weight:400;letter-spacing:-.04em}
.opening-section{max-width:var(--width);margin:0 auto 42px;display:grid;grid-template-columns:1.3fr 1fr;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:48px 0;gap:85px}.intro-definition h2{font-size:32px;margin-bottom:20px}.intro-definition .eyebrow{font-size:10px;margin-bottom:14px}.intro-definition p{font-size:14px;line-height:1.85;color:#546158}.intro-definition .definition{color:var(--ink)}.definition strong{font-weight:400}.guide-toc{border-left:1px solid var(--line);padding:8px 0 0 40px}.toc-list{list-style:none;padding:0;display:grid;gap:3px;font-size:14px}.toc-list a{display:flex;gap:20px;padding:8px 0;text-decoration:none}.toc-list span{font-size:10px;color:var(--accent);padding-top:4px}.toc-list a:hover{text-decoration:underline}.guide-toc .eyebrow{margin-bottom:8px}
.guide-section{max-width:var(--width);margin:auto;padding:86px 0;border-bottom:1px solid var(--line)}.section-heading{margin-bottom:32px}.section-kicker{margin-bottom:15px}.guide-section>p,.section-prose{max-width:870px}.section-prose>p{margin-bottom:22px}.wp-block-list{padding-left:24px}.wp-block-list li{padding-left:6px;margin:12px 0}.wp-block-list strong{font-weight:600}.source-note{font-size:12px;color:var(--muted);margin-top:18px}.editorial-note{background:#edf0e2;border-left:3px solid var(--accent);padding:24px 32px;margin:28px 0;max-width:960px}.editorial-note .eyebrow{font-size:10px;margin-bottom:7px}.editorial-note h3{margin-bottom:10px}.editorial-note p{font-size:15px}.editorial-note .source-note{font-size:12px}.context-link{padding-top:12px}.context-link a{font-weight:600;text-decoration-thickness:1px}.comfort-section{display:grid;grid-template-columns:1.05fr 1fr;gap:0 80px}.comfort-section>.section-heading{grid-column:1/-1}.comfort-copy{font-size:16px}.principle{margin-top:27px;padding-top:23px;border-top:1px solid var(--line)}.principle h3{font-size:20px;margin-bottom:9px}.comfort-visual{display:flex;flex-direction:column;gap:28px}.comfort-image img{width:100%;height:510px;object-fit:cover;object-position:28% 50%;border-radius:3px}.wp-element-caption{font-size:12px;line-height:1.6;color:var(--muted);margin-top:12px}.quote-note{font-family:var(--serif);font-size:27px;line-height:1.35;max-width:90%;border-left:1px solid var(--accent);padding-left:25px}.quote-note strong{display:inline-block;font-family:var(--sans);font-size:10px;letter-spacing:.12em;text-transform:uppercase;font-weight:600;margin-bottom:14px;color:var(--accent)}.materials-image{margin-top:32px;margin-bottom:32px}.materials-image img{width:100%;max-height:360px;object-fit:cover;object-position:center 61%}.material-table{overflow-x:auto;margin-top:30px}.material-table table{width:100%;border-collapse:collapse;table-layout:fixed;font-size:15px;line-height:1.6}.material-table th{text-align:left;background:var(--forest);color:var(--white);font-size:12px;letter-spacing:.015em;font-weight:500;padding:18px 22px}.material-table th:first-child{width:17%}.material-table th:nth-child(2){width:33%}.material-table td{padding:24px 22px;border-bottom:1px solid var(--line);vertical-align:top}.material-table td:first-child{font-family:var(--serif);font-size:25px;line-height:1.25}.material-table tbody tr:nth-child(even){background:#f0f1e8}.material-takeaway{max-width:920px;margin:32px 0 24px}.material-takeaway h3{margin-bottom:14px}
.equipment-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:35px;margin-top:36px}.equipment-item{border-top:2px solid var(--accent);padding-top:24px}.equipment-item .eyebrow{font-size:10px;margin-bottom:17px}.equipment-item h3{font-family:var(--serif);font-size:30px;font-weight:400;margin-bottom:18px}.equipment-item p{font-size:15px}.section-lead{font-size:18px}.budget-list{list-style:none;padding:0;margin-top:30px;border-top:1px solid var(--line)}.budget-list li{display:grid;grid-template-columns:280px 1fr;gap:30px;border-bottom:1px solid var(--line);margin:0;padding:20px 0;font-size:15px}.budget-list strong{font-size:16px}.budget-list span{color:var(--muted);max-width:74ch}.budget-list+p{margin-top:25px}.regulation-note{padding:36px;margin-top:38px;background:var(--forest);color:var(--paper)}.regulation-note h3{font-family:var(--serif);font-size:34px;font-weight:400;margin-bottom:18px}.regulation-note p{font-size:15px;max-width:95ch}.regulation-note .source-note,.regulation-note a{color:#dbe7c8}.project-steps{list-style:none;padding:0;counter-reset:steps;max-width:100%;margin-top:28px}.project-steps li{display:grid;grid-template-columns:50px 230px 1fr;gap:25px;padding:26px 0;border-top:1px solid var(--line);margin:0;counter-increment:steps}.project-steps li:before{content:'0' counter(steps);color:var(--accent);font-size:15px}.project-steps strong{font-size:18px;line-height:1.35}.project-steps span{font-size:15px;color:var(--muted)}.checklist-panel{margin-top:38px;background:#eceddf;border:1px solid var(--line);padding:38px 42px}.checklist-panel h3{font-family:var(--serif);font-size:32px;font-weight:400}.checklist-intro{font-size:13px;color:var(--muted);margin-top:10px}.interactive-checklist{list-style:none;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:0 30px;margin-top:22px}.interactive-checklist li{margin:0;padding:13px 0;border-bottom:1px solid #d6dbc9;font-size:14px;display:flex;align-items:flex-start;gap:13px}.interactive-checklist label{display:flex;gap:13px;cursor:pointer;align-items:flex-start}.interactive-checklist input{width:18px;height:18px;margin:3px 0 0;flex:0 0 18px;accent-color:var(--forest);cursor:pointer}.interactive-checklist li.done label{color:var(--muted)}.check-status{font-size:12px;color:var(--accent);margin-top:22px}.print-control{font-size:13px}.print-guide{font-weight:600}.faq-section{display:grid;grid-template-columns:.8fr 1.2fr;gap:0 70px}.faq-section>.section-heading{grid-row:1/9;margin:8px 0 0}.wp-block-details{border-top:1px solid var(--line);padding:22px 0}.wp-block-details summary{font-size:17px;font-weight:600;line-height:1.5;cursor:pointer;list-style:none;display:flex;align-items:center;justify-content:space-between;gap:24px}.wp-block-details summary::-webkit-details-marker{display:none}.wp-block-details summary:after{content:'+';font-size:25px;color:var(--accent);font-weight:400;flex-shrink:0}.wp-block-details[open] summary:after{content:'−'}.wp-block-details p{font-size:15px;color:var(--muted);margin-top:16px}.sources-section{max-width:var(--width);padding:65px 0;margin:auto}.sources-section h2{font-size:32px;margin-bottom:16px}.sources-section>p{font-size:13px;color:var(--muted)}.sources-list{list-style:none;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:0 55px;margin-top:24px}.sources-list li{margin:0;padding:11px 0;border-bottom:1px solid var(--line);font-size:12px}.sources-list a{text-decoration:none;display:flex;flex-direction:column;gap:2px}.sources-list a:hover span{text-decoration:underline}.sources-list strong{font-size:12px}.sources-list span{color:var(--muted)}.closing-section{background:var(--forest);color:var(--white);text-align:center;padding:80px 24px}.closing-section .eyebrow{color:var(--lime);font-size:10px}.closing-section h2{font-size:clamp(37px,4vw,59px)}.closing-section h2 em{color:var(--lime)}.closing-section>p:not(.eyebrow){color:#d1daca;font-size:15px;margin:24px auto 0;max-width:60ch}.closing-section .wp-block-buttons{justify-content:center}.closing-section .wp-block-button__link{color:var(--forest);background:var(--lime)}.site-footer{max-width:var(--width);margin:auto;padding:54px 0 28px}.footer-main{display:grid;grid-template-columns:1fr 1.5fr 1fr;align-items:center;gap:30px;padding-bottom:38px}.footer-main p{font-size:13px;color:var(--muted)}.footer-main>a:last-child{justify-self:end;font-size:12px}.footer-bottom{border-top:1px solid var(--line);padding-top:20px;display:flex;justify-content:space-between;gap:20px;color:var(--muted);font-size:11px}.footer-bottom div{display:flex;gap:22px}.footer-bottom a{text-decoration:none}
/* Second direction: technical editorial guide, terracotta and blue-grey. */
.style-b{--paper:#fbfaf6;--ink:#243c46;--forest:#243c46;--accent:#9a492c;--lime:#f3d9be;--serif:Arial,Helvetica,sans-serif;--line:#d7dedf}.style-b .brand{font-weight:800;letter-spacing:-.085em}.style-b h1,.style-b h2{font-weight:750;letter-spacing:-.06em}.style-b .radieux-hero{display:block;position:relative;min-height:655px;margin-bottom:0;color:white;max-width:none;padding:80px max(32px,calc((100vw - 1240px)/2))}.style-b .hero-copy{max-width:710px;padding:10px 0}.style-b .hero-copy h1{font-size:clamp(42px,4.5vw,67px)}.style-b .hero-copy h1 em{color:#f3d9be;font-style:normal}.style-b .hero-copy .eyebrow,.style-b .hero-lead,.style-b .hero-meta{color:#f7f1e5}.style-b .hero-copy .wp-block-button__link{background:#f3d9be;color:var(--ink);border-color:#f3d9be}.style-b .hero-copy .is-style-outline .wp-block-button__link{color:white;background:transparent}.style-b .hero-visual{position:absolute;inset:0;z-index:0;padding:0}.style-b .hero-visual:after{content:'';position:absolute;inset:0;background:linear-gradient(90deg,#152e3bea 0%,#152e3bc9 45%,#152e3b18 100%)}.style-b .hero-image img{border-radius:0;width:100%;max-height:none;height:655px;object-position:center}.style-b .hero-image figcaption{display:none}.style-b .image-note{display:none}.style-b .opening-section{display:flex;flex-direction:column-reverse;gap:40px;border-top:0;padding-top:32px}.style-b .guide-toc{border:0;padding:0}.style-b .toc-list{display:grid;grid-template-columns:repeat(6,1fr);gap:16px}.style-b .toc-list li{padding:0;margin:0}.style-b .toc-list a{flex-direction:column;gap:5px;font-weight:600;line-height:1.3;border-top:2px solid var(--accent);padding-top:12px}.style-b .intro-definition{max-width:900px}.style-b .guide-section h2{font-size:clamp(34px,3.5vw,51px)}.style-b .comfort-image img{border-radius:0}.style-b .editorial-note,.style-b .checklist-panel{background:#f1e5d8}.style-b .equipment-item h3{font-weight:650;font-size:26px}.style-b .section-kicker{color:var(--accent)}.style-b .closing-section h2 em{font-style:normal}
@media(min-width:781px) and (max-width:1330px){.site-header,.radieux-hero,.opening-section,.guide-section,.sources-section,.site-footer{margin-left:40px;margin-right:40px}.radieux-hero{gap:40px}.image-note{right:-12px;width:148px}.site-header nav{gap:22px}}
@media(max-width:900px){.site-header nav{gap:17px;font-size:12px}.site-header .nav-cta{padding:12px}.radieux-hero{gap:30px}.hero-copy h1{font-size:51px}.hero-visual{align-self:center}.hero-image img{min-height:470px}.image-note{display:none}.opening-section{gap:38px}.guide-toc{padding-left:30px}.comfort-section{gap:0 35px}.equipment-grid{gap:22px}.faq-section{gap:0 35px}.project-steps li{grid-template-columns:30px 190px 1fr;gap:18px}}
@media(max-width:780px){body.radieux{font-size:16px;line-height:1.75}.site-header{min-height:83px;padding:21px 24px;margin:0;gap:12px}.brand{font-size:37px}.brand span{font-size:22px}.site-header nav>a:not(.nav-cta){display:none}.site-header .nav-cta{font-size:11px;padding:12px 15px;white-space:nowrap}.nav-cta span{margin-left:6px}.radieux-hero{display:flex;flex-direction:column;gap:0;margin:0;padding:20px 24px 30px;min-height:auto;align-items:stretch}.hero-copy{padding:12px 0 30px}.hero-copy h1{font-size:clamp(43px,9.5vw,65px);line-height:1.04;max-width:600px}.hero-copy .eyebrow{font-size:10px;margin-bottom:17px}.hero-lead{font-size:15px;line-height:1.8;margin-top:24px}.wp-block-buttons{gap:19px;margin-top:25px}.wp-block-button__link{font-size:12px;padding:15px 19px;gap:13px}.wp-block-button.is-style-outline .wp-block-button__link{font-size:12px}.hero-meta{font-size:9px;line-height:1.6;margin-top:23px}.hero-meta span{margin:0 4px}.hero-visual{align-self:stretch;padding:0}.hero-image img{min-height:0;max-height:430px;aspect-ratio:1.08;object-position:46% center;border-radius:80px 2px 2px 2px}.hero-image figcaption{font-size:9px;bottom:14px;left:14px;right:14px}.opening-section{display:block;margin:0 24px;padding:35px 0}.intro-definition h2{font-size:29px}.intro-definition p{font-size:13px}.guide-toc{border-left:0;border-top:1px solid var(--line);padding:27px 0 0;margin-top:28px}.toc-list{grid-template-columns:1fr;gap:0;font-size:13px}.toc-list a{padding:6px 0}.guide-section{margin:0 24px;padding:52px 0}.section-heading{margin-bottom:24px}.section-kicker{font-size:10px;margin-bottom:14px}h2{font-size:37px;line-height:1.08}h3{font-size:21px}.guide-section p,.section-prose{font-size:15px}.wp-block-list{padding-left:19px}.wp-block-list li{padding-left:3px;margin:15px 0;font-size:14px}.editorial-note{padding:23px 21px;margin-top:25px}.editorial-note p{font-size:14px}.guide-section .source-note{font-size:11px}.comfort-section{display:block}.comfort-visual{margin-top:32px;gap:25px}.comfort-image img{height:350px}.quote-note{font-size:25px!important;max-width:100%}.principle h3{font-size:20px}.materials-image{margin-top:24px;margin-bottom:24px}.materials-image img{height:215px;object-position:center}.material-table{margin-top:26px;padding-bottom:4px}.material-table table{min-width:670px}.material-table th{padding:14px 16px;font-size:11px}.material-table td{padding:20px 16px;font-size:13px}.material-table td:first-child{font-size:21px}.material-table .wp-element-caption{min-width:0;font-size:10px}.equipment-grid{grid-template-columns:1fr;gap:27px;margin-top:27px}.equipment-item h3{font-size:28px;margin-bottom:13px}.budget-list li{display:block;font-size:14px;padding:18px 0;margin:0}.budget-list strong{display:block;margin-bottom:5px}.budget-list span{display:block}.regulation-note{padding:25px;margin-top:30px}.regulation-note h3{font-size:29px}.regulation-note p{font-size:14px}.project-steps li{display:grid;grid-template-columns:30px 1fr;gap:9px 12px;padding:24px 0;margin:0}.project-steps span{grid-column:2;font-size:14px}.project-steps strong{font-size:18px}.checklist-panel{padding:26px 22px;margin-top:25px}.checklist-panel h3{font-size:29px}.checklist-panel .checklist-intro{font-size:12px}.interactive-checklist{grid-template-columns:1fr;gap:0}.interactive-checklist li{font-size:13px;margin:0;padding:13px 0}.check-status{font-size:12px!important}.faq-section{display:block}.faq-section>.section-heading{margin-bottom:30px}.wp-block-details summary{font-size:15px}.wp-block-details p{font-size:14px}.sources-section{padding:46px 0;margin:0 24px}.sources-section h2{font-size:29px}.sources-section>p{font-size:12px}.sources-list{grid-template-columns:1fr;gap:0;margin-top:22px}.sources-list li{padding:13px 0;margin:0;font-size:12px}.closing-section{padding:53px 24px}.closing-section .eyebrow{font-size:9px;max-width:30ch;margin:0 auto 20px}.closing-section>p:not(.eyebrow){font-size:14px}.site-footer{padding:39px 24px 24px;margin:0}.footer-main{grid-template-columns:1fr;gap:22px;padding-bottom:30px}.footer-main>a:last-child{justify-self:start}.footer-bottom{display:flex;flex-direction:column;gap:16px;font-size:10px}.footer-bottom div{gap:22px}.style-b .radieux-hero{padding:50px 24px;min-height:690px;display:flex;justify-content:center}.style-b .hero-copy{padding:0}.style-b .hero-copy h1{font-size:47px}.style-b .hero-image img{height:100%;min-height:690px;aspect-ratio:auto}.style-b .hero-visual:after{background:#152e3bc9}.style-b .opening-section{padding-top:35px;gap:35px}.style-b .toc-list{grid-template-columns:1fr 1fr;gap:15px}.style-b .toc-list a{font-size:12px}.style-b .guide-section h2{font-size:34px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
@media print{.site-header,.radieux-hero,.opening-section,.guide-section:not(#checklist),.sources-section,.closing-section,.site-footer,.print-control,.section-kicker{display:none!important}body.radieux{background:#fff;color:#000;font-size:12pt}#checklist{max-width:none;margin:0;padding:0;border:0}#checklist>.section-heading,#checklist>.wp-block-heading,#checklist>.project-steps{display:none}.checklist-panel{margin:0;padding:0;border:0;background:white}.interactive-checklist{grid-template-columns:1fr}.interactive-checklist li{break-inside:avoid}.checklist-panel h3{font-size:23pt}.checklist-intro{font-size:10pt}}


.utility-page{max-width:850px;min-height:55vh;margin:40px auto 90px;padding:0 24px}.utility-page h1{margin-bottom:35px}.utility-page p{margin:18px 0}.utility-page label{display:block}.utility-page input:not([type=submit]),.utility-page textarea{font:inherit;padding:12px;border:1px solid var(--line);width:100%;max-width:650px}.utility-page input[type=submit]{background:var(--forest);color:white;border:0;padding:15px 30px;cursor:pointer}.preview-notice{padding:15px;background:var(--lime)}.hero-image.wp-block-image img{height:100%}.wp-block-button__link{box-shadow:none}.wp-block-details summary{cursor:pointer}.editor-styles-wrapper{font-family:Arial,sans-serif;color:#263d31;background:#f8f7f0}.editor-styles-wrapper .wp-block{max-width:1240px}