.materials-page{background:#fff;min-height:70vh}.materials-hero{padding:88px clamp(22px,7vw,110px) 58px;background:var(--warm);border-bottom:1px solid var(--line)}.materials-hero h1{font:400 clamp(46px,6vw,84px)/1 var(--serif);letter-spacing:-.045em;margin:12px 0 20px}.materials-hero>p:last-child{max-width:690px;color:var(--muted);line-height:1.7}.material-filters{position:sticky;top:92px;z-index:12;display:flex;gap:8px;overflow:auto;padding:15px clamp(18px,5vw,76px);background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(14px)}.material-filters a{flex:0 0 auto;padding:10px 14px;border:1px solid var(--line);color:var(--ink);text-decoration:none;font-size:10px;font-weight:800;text-transform:uppercase;letter-spacing:.06em}.material-filters a:hover{border-color:var(--brand);color:var(--brand)}.material-sections{padding:22px clamp(18px,5vw,76px) 90px}.material-group{max-width:1500px;margin:55px auto 0;scroll-margin-top:170px}.material-group header{display:flex;align-items:end;justify-content:space-between;gap:24px;padding-bottom:16px;border-bottom:1px solid var(--line)}.material-group h2{font:400 clamp(31px,4vw,48px)/1 var(--serif);margin:0}.material-group header span{color:var(--muted);font-size:10px}.material-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:14px;margin-top:18px}.material-card{padding:0;border:1px solid var(--line);background:#fff;color:var(--ink);text-align:left;cursor:zoom-in;transition:.2s}.material-card:hover{border-color:var(--brand);transform:translateY(-3px);box-shadow:0 12px 28px rgba(30,22,18,.09)}.material-card .material-image{display:block;aspect-ratio:1.18;background:#eee;background-position:center;background-size:cover}.material-card .material-name{display:block;padding:13px 14px;font-size:11px;font-weight:700;line-height:1.35}.material-card .material-code{color:var(--brand)}.material-lightbox{width:min(920px,92vw);max-height:92vh;padding:18px;border:0;background:#fff;box-shadow:0 30px 100px rgba(0,0,0,.35)}.material-lightbox::backdrop{background:rgba(13,12,11,.74)}.lightbox-close{position:absolute;right:22px;top:20px;z-index:2;width:42px;height:42px;border:0;background:#fff;font-size:27px;cursor:pointer;box-shadow:0 3px 16px rgba(0,0,0,.15)}.lightbox-image{width:100%;aspect-ratio:1.45;background:#eee center/cover no-repeat}.material-lightbox .eyebrow{margin:20px 0 7px}.material-lightbox h2{font:400 34px var(--serif);margin:0 0 7px}@media(max-width:1100px){.material-grid{grid-template-columns:repeat(4,1fr)}}@media(max-width:800px){.material-grid{grid-template-columns:repeat(3,1fr)}.material-filters{top:76px}.materials-hero{padding-top:58px}}@media(max-width:560px){.material-grid{grid-template-columns:repeat(2,1fr)}.material-group header{align-items:start;flex-direction:column}.material-lightbox h2{font-size:26px}}