:root{--bg:#f1f2f3;--surface:#ffffff;--ink:#1b2a38;--muted:#4a5866;--accent:#24425f;--accent-ink:#ffffff;--accent2:#e8731c;--line:#d3d7db;--hero-ink:#ffffff;--r:6px;--maxw:1680px;--measure:47.5rem;--hf:'Oswald', 'Arial Narrow', sans-serif;--bf:'Roboto', system-ui, sans-serif}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.65 var(--bf)}
img{max-width:100%;height:auto;display:block}
a{color:var(--accent);text-underline-offset:.18em}
h1,h2,h3,h4{font-family:var(--hf);line-height:1.18;margin:1.6em 0 .5em;font-weight:600;letter-spacing:.01em}
h1{font-size:clamp(2rem,4.6vw,3.8rem);margin-top:0}
h2{font-size:clamp(1.4rem,2.6vw,2.1rem)}h3{font-size:1.2rem}
p,ul,ol,table,details{margin:0 0 1.1em}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 clamp(16px,3vw,48px)}
.skip{position:absolute;left:-999px}.skip:focus{left:10px;top:10px;background:var(--surface);padding:8px;z-index:9}
header.site{border-bottom:1px solid var(--line);background:var(--surface)}
header.site .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-top:14px;padding-bottom:14px;flex-wrap:wrap}
.brand{font-family:var(--hf);font-weight:800;font-size:1.25rem;color:var(--ink);text-decoration:none;display:flex;align-items:center;gap:10px}
.brand svg{flex:none}
nav.main ul{list-style:none;display:flex;flex-wrap:wrap;gap:4px 20px;margin:0;padding:0}
nav.main a{color:var(--ink);text-decoration:none;font-size:.95rem;padding:4px 0;border-bottom:2px solid transparent}
nav.main a[aria-current]{border-color:var(--accent)}
.menu-btn{display:none}
@media(max-width:860px){.menu-btn{display:inline-block;background:none;border:1px solid var(--line);color:var(--ink);border-radius:var(--r);padding:6px 12px;font:inherit}
nav.main{width:100%;display:none}nav.main.open{display:block}nav.main ul{flex-direction:column;gap:6px}}
.hero{position:relative;overflow:hidden}
.hero .wrap{padding-top:clamp(36px,5vw,84px);padding-bottom:clamp(36px,5vw,84px)}
.hero .lead{font-size:1.18rem;color:var(--muted);max-width:62ch}
.hero.split .wrap{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:clamp(28px,4vw,72px);align-items:center}
.hero.plain{background:var(--surface);border-bottom:1px solid var(--line)}
.hero.full{color:var(--hero-ink);min-height:clamp(380px,46vw,640px);display:flex;align-items:flex-end}
.hero.full .wrap{position:relative;z-index:1;width:100%}.hero.full .lead{color:inherit;opacity:.92}
@media(max-width:860px){.hero.split .wrap{grid-template-columns:1fr}}
.page{display:grid;gap:48px;padding-top:44px;padding-bottom:72px}
.page.toc-layout{grid-template-columns:240px minmax(0,1fr)}
.page.toc-layout .toc{position:sticky;top:20px;align-self:start;font-size:.92rem;border-left:3px solid var(--accent);padding-left:14px}
.page.toc-layout .toc ul{list-style:none;padding:0;margin:0}.page.toc-layout .toc li{margin:.35em 0}
.page.toc-layout .toc a{color:var(--muted);text-decoration:none}
@media(max-width:900px){.page.toc-layout{grid-template-columns:1fr}.page.toc-layout .toc{position:static}}
/* Cards, grids and tables use the full container width; running text keeps a readable measure, centred. */
article.prose{max-width:none;min-width:0}
article.prose>:is(p,ul,ol,h2,h3,h4,blockquote,dl,details,.callout,.table-wrap,form.lead){max-width:var(--measure);margin-left:auto;margin-right:auto}
.page.toc-layout article.prose>*{margin-left:0;margin-right:0}
.page.wide article.prose>*{max-width:none}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px;margin:0 0 1.6em}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:20px}
.card h3{margin-top:0}.card p:last-child{margin-bottom:0}
a.card{display:block;color:var(--ink);text-decoration:none}a.card:hover{border-color:var(--accent)}
.callout{border-left:4px solid var(--accent2);background:var(--surface);padding:14px 18px;border-radius:0 var(--r) var(--r) 0;margin:0 auto 1.2em}
.table-wrap{overflow-x:auto;margin:0 0 1.2em}
table{border-collapse:collapse;width:100%;font-size:.95rem}
th,td{border-bottom:1px solid var(--line);padding:9px 10px;text-align:left;vertical-align:top}
th{font-family:var(--hf);background:var(--surface)}
details{border:1px solid var(--line);border-radius:var(--r);padding:10px 16px;background:var(--surface)}
details+details{margin-top:-.5em}
summary{cursor:pointer;font-weight:600}
.steps{counter-reset:s;list-style:none;padding:0}.steps li{counter-increment:s;position:relative;padding-left:44px;margin-bottom:1em}
.steps li::before{content:counter(s);position:absolute;left:0;top:0;width:30px;height:30px;border-radius:50%;background:var(--accent);color:var(--accent-ink);display:grid;place-items:center;font-weight:700;font-size:.9rem}
.btn{display:inline-block;background:var(--accent);color:var(--accent-ink);padding:11px 20px;border-radius:var(--r);text-decoration:none;font-weight:600;border:0;font:inherit;font-weight:600;cursor:pointer}
.btn.ghost{background:transparent;color:var(--ink);border:1px solid var(--line)}
.meta{font-size:.88rem;color:var(--muted)}
.label-concept{display:inline-block;font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;background:var(--ink);color:var(--bg);padding:2px 8px;border-radius:3px}
.ai-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin:0 0 1.8em}.ai-grid figure{margin:0}.ai-grid img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--r)}.ai-grid figcaption{display:grid;gap:4px;font-size:.9rem;color:var(--muted);padding-top:8px}.ai-grid .label-concept{justify-self:start}@media(max-width:900px){.ai-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:560px){.ai-grid{grid-template-columns:1fr}}
footer.site{border-top:1px solid var(--line);background:var(--surface);font-size:.92rem;color:var(--muted)}
footer.site .wrap{padding-top:32px;padding-bottom:32px;display:grid;gap:18px}
footer.site ul{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:6px 18px}
footer.site a{color:var(--muted)}
form.lead{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:24px;margin:0 auto 1.4em;display:grid;gap:12px;grid-template-columns:1fr 1fr}
form.lead .full{grid-column:1/-1}form.lead label{display:grid;gap:4px;font-size:.92rem;font-weight:600}
form.lead input,form.lead textarea,form.lead select{font:inherit;padding:9px 11px;border:1px solid var(--line);border-radius:calc(var(--r) / 2);background:var(--bg);color:var(--ink)}
form.lead .consent{display:flex;gap:10px;align-items:flex-start;font-weight:400;font-size:.82rem;color:var(--muted)}form.lead .consent input{margin-top:3px}
form.lead .hp{position:absolute;left:-9999px}
@media(max-width:600px){form.lead{grid-template-columns:1fr}}
/* Directory parts */
.sponsored{border:1px dashed var(--accent);border-radius:var(--r);padding:16px 18px;background:var(--surface);display:flex;gap:14px;align-items:center;justify-content:space-between;flex-wrap:wrap;margin:0 0 1.6em}
.sponsored .tag{font-size:.72rem;text-transform:uppercase;letter-spacing:.1em;color:var(--muted);font-weight:700}
.tools{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:14px;margin:0 0 1.6em;padding:0;list-style:none}
.tool{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:16px 18px;display:flex;flex-direction:column;gap:6px}
.tool h3{margin:0;font-size:1.08rem}.tool h3 a{color:var(--ink);text-decoration:none}.tool h3 a:hover{color:var(--accent)}
.tool p{margin:0;font-size:.94rem;color:var(--muted)}
.tool .cat{font-size:.78rem;text-transform:uppercase;letter-spacing:.06em;color:var(--accent);text-decoration:none;font-weight:700}
.filter{display:flex;gap:10px;align-items:center;margin:0 0 1.2em;flex-wrap:wrap}
.filter input{font:inherit;padding:10px 12px;border:1px solid var(--line);border-radius:var(--r);background:var(--surface);color:var(--ink);min-width:min(420px,100%)}
.facts{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px;margin:0 0 1.6em}
.facts div{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:14px 16px}
.facts dt{font-size:.78rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin:0}.facts dd{margin:.2em 0 0;font-weight:600}
.rb{--steel:#24425f;--orange:#e8731c;--concrete:#e4e5e6}
.rb header.site{background:var(--steel);border-bottom:4px solid var(--orange)}
.rb .brand{color:#fff;text-transform:uppercase;letter-spacing:.06em}
.rb nav.main a{color:#e6ecf2;text-transform:uppercase;font-family:var(--hf);letter-spacing:.06em;font-size:.9rem}
.rb nav.main a[aria-current],.rb nav.main a:hover{border-color:var(--orange);color:#fff}
.rb .menu-btn{color:#fff;border-color:#6f8297}
.rb .hero.split{background:var(--concrete)}
.rb .hero.plain{background:var(--concrete);border-bottom:0}
.rb .hero .kicker{color:var(--orange);font-family:var(--hf);text-transform:uppercase;letter-spacing:.16em;font-weight:600}
.rb h1,.rb h2,.rb h3{text-transform:uppercase}
.rb h2{border-left:6px solid var(--orange);padding-left:12px}
.rb .hero-cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px}
.rb .btn{background:var(--orange);color:#1b1b1b;text-transform:uppercase;font-family:var(--hf);letter-spacing:.06em;border-radius:3px}
.rb .btn.ghost{background:transparent;border:2px solid var(--steel);color:var(--steel)}
.rb .eo{border:0;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,auto);justify-content:start;gap:8px}
.rb .eo legend{font-family:var(--hf);text-transform:uppercase;letter-spacing:.08em;color:var(--steel);margin-bottom:8px;font-weight:600}
.rb .eo input{position:absolute;opacity:0;width:1px;height:1px}
.rb .eo label{cursor:pointer;padding:8px 14px;border:2px solid var(--steel);border-radius:3px;font-family:var(--hf);text-transform:uppercase;font-size:.85rem;letter-spacing:.05em;background:#fff}
.rb .eo input:checked+label{background:var(--steel);color:#fff}
.rb .eo input:focus-visible+label{outline:3px solid var(--orange);outline-offset:2px}
.rb .eo-art{grid-column:1/-1}
.rb .eo-art figure{display:none;margin:6px 0 0;background:#fff;border:2px solid var(--steel);border-radius:var(--r);overflow:hidden}
.rb .eo-art svg{display:block;width:100%;height:auto}
.rb .eo-art figcaption{padding:12px 14px;font-size:.92rem;color:var(--muted)}
.rb #elev-craftsman:checked~.eo-art .eo-craftsman,.rb #elev-farmhouse:checked~.eo-art .eo-farmhouse,.rb #elev-contemporary:checked~.eo-art .eo-contemporary{display:block}
.rb .card{border:0;border-top:4px solid var(--steel);border-radius:3px;box-shadow:0 4px 18px rgba(27,42,56,.08)}
.rb a.card:hover{border-top-color:var(--orange)}
.rb .label-concept{background:var(--orange);color:#1b1b1b}
.rb .cta-band{background:var(--steel);color:#fff;padding:24px 28px;display:flex;gap:20px;align-items:center;justify-content:space-between;flex-wrap:wrap;margin:2em auto;border-radius:3px}
.rb .cta-band p{margin:0;max-width:60ch}
.rb .checks{list-style:none;padding:0}.rb .checks li{padding-left:28px;position:relative;margin-bottom:.6em}
.rb .checks li::before{content:"";position:absolute;left:0;top:.4em;width:14px;height:14px;background:var(--orange);clip-path:polygon(0 50%,40% 100%,100% 0,85% 0,40% 70%,15% 40%)}
.rb .plan-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin:0 0 1.8em}
@media(max-width:900px){.rb .plan-grid{grid-template-columns:1fr}}
.rb footer.site{background:#1b2a38;color:#b9c4cf;border-top:0}.rb footer.site a{color:#fff}