:root{--ink:#183d34;--sand:#ffffff;--mist:#dce8e5;--line:rgba(24,61,52,.16)}
.catalog-header{background:rgba(255,255,255,.95);border-bottom:1px solid var(--line)}
.catalog-header nav{gap:18px}
.catalog-header nav a{font-size:11px;letter-spacing:.04em}
.project-index{background:var(--sand);color:var(--ink)}
.project-hero{min-height:72vh;display:grid;align-items:end;background:linear-gradient(180deg,rgba(10,28,25,.08),rgba(10,28,25,.65)),url("/assets/lagoon-night-04.jpg") center/cover no-repeat;padding:clamp(30px,6vw,88px)}
.project-hero__text{max-width:640px;color:#fff}
.project-hero__text .eyebrow{letter-spacing:.16em;font-size:10px;text-transform:uppercase}
.project-hero__text h1{font-family:var(--serif);font-size:clamp(42px,6vw,78px);font-weight:400;line-height:.96;margin:12px 0}
.project-hero__text p{max-width:470px;font-size:16px;line-height:1.55}
.portfolio-intro{max-width:760px;margin:0 auto;padding:94px 24px 64px;text-align:center}
.portfolio-intro h2,.materials-intro h1{font-family:var(--serif);font-weight:400;font-size:clamp(36px,4vw,58px);line-height:1;margin:12px 0}
.portfolio-intro p,.materials-intro p{font-size:16px;line-height:1.65;color:#476258}
.project-grid,.material-grid{max-width:1260px;margin:0 auto;padding:0 24px 96px;display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.project-card,.material-card{background:#fff;border:1px solid var(--line);overflow:hidden;transition:transform .35s ease,box-shadow .35s ease}
.project-card:hover,.material-card:hover{transform:translateY(-6px);box-shadow:0 16px 36px rgba(23,56,48,.12)}
.project-card img,.material-card img{width:100%;height:320px;display:block;object-fit:cover}
.project-card--lake img{filter:saturate(1.14) contrast(1.05) brightness(1.03)}
.project-card__body,.material-card__body{padding:24px}
.project-card__body small,.material-card__body small{color:#62776e;letter-spacing:.12em;text-transform:uppercase;font-size:10px}
.project-card__body h2,.material-card__body h2{font-family:var(--serif);font-weight:400;font-size:31px;line-height:1;margin:12px 0}
.project-card__body p,.material-card__body p{font-size:14px;line-height:1.55;margin:0;color:#4b645b}
.materials-hero{min-height:57vh;display:grid;align-items:end;background:linear-gradient(180deg,rgba(12,27,24,.03),rgba(12,27,24,.74)),url("/assets/epdm-liner-rolls.jpg") center/cover no-repeat;padding:clamp(30px,6vw,88px)}
.materials-hero__text{color:#fff;max-width:610px}
.materials-hero__text h1{font-family:var(--serif);font-weight:400;font-size:clamp(44px,6vw,76px);line-height:.96;margin:12px 0}
.materials-hero__text p{font-size:16px;line-height:1.55}
.materials-intro{max-width:780px;margin:0 auto;padding:82px 24px 60px;text-align:center}
.material-grid{grid-template-columns:repeat(2,1fr)}
.material-card{display:grid;grid-template-columns:42% 1fr;min-height:260px}
.material-card img{height:100%;min-height:260px}
.trade-cta{padding:88px 24px;background:var(--ink);color:#fff;text-align:center}
.trade-cta h2{font-family:var(--serif);font-size:clamp(36px,4vw,58px);font-weight:400;margin:0 0 18px}
.trade-cta p{max-width:500px;margin:0 auto 28px;line-height:1.6;color:#dbe7df}
.trade-cta a{display:inline-block;border:1px solid rgba(255,255,255,.6);border-radius:999px;padding:13px 21px;color:#fff;text-decoration:none;font-size:13px}
.catalogue-cta{padding:72px 24px;text-align:center;background:var(--sand)}
.catalogue-cta .button{display:inline-block;border:1px solid var(--ink);border-radius:999px;padding:14px 26px;color:var(--ink);text-decoration:none;font-size:13px;letter-spacing:.03em;transition:background .25s ease,color .25s ease}
.catalogue-cta .button:hover{background:var(--ink);color:#fff}
.concept-note{max-width:760px;margin:0 auto;padding:0 24px 90px;color:#62776e;text-align:center;font-size:13px;line-height:1.55}
@media(max-width:800px){.catalog-header nav{gap:12px}.project-grid{grid-template-columns:1fr}.project-card img{height:280px}.material-grid{grid-template-columns:1fr}.project-hero{min-height:65vh}.materials-hero{min-height:52vh}.material-card{grid-template-columns:1fr;min-height:0}.material-card img{height:auto;min-height:0;max-height:none;object-fit:contain;background:#fff}.portfolio-intro,.materials-intro{padding-top:64px}.project-grid,.material-grid{padding-bottom:64px}}