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button.active{background:var(--ink);color:var(--paper)}.dimension-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.dimension-grid label,.settings-grid label{font-size:11px;font-weight:850;position:relative}.dimension-grid input,.settings-grid input,.settings-grid select,.opening-row input{display:block;width:100%;padding:11px;border:1px solid var(--line);border-radius:8px;background:var(--paper);color:var(--ink);font:inherit;margin-top:6px}.dimension-grid input{padding-right:36px}.dimension-grid .unit-label{position:absolute;right:12px;bottom:11px;color:var(--muted)}.openings-head{display:flex;justify-content:space-between;align-items:end;margin:28px 0 12px}.openings-head h3{font-size:16px;margin:0}.openings-head p{font-size:11px;color:var(--muted);margin:2px 0 0}.secondary-button{border:1px solid var(--line);border-radius:7px;padding:8px 11px;background:var(--soft);color:var(--ink);font-weight:800;cursor:pointer}.opening-labels,.opening-row{display:grid;grid-template-columns:1.3fr .7fr .7fr .6fr 34px;gap:7px;align-items:center}.opening-labels{font-size:9px;color:var(--muted);font-weight:900;text-transform:uppercase;margin-bottom:4px}.opening-row{margin-bottom:7px}.opening-row input{margin:0;padding:9px}.opening-row .remove-opening{border:0;background:transparent;color:#a12525;font-size:20px;cursor:pointer}.area-summary{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin-top:24px}.area-summary article{background:var(--soft);border-radius:9px;padding:13px;display:flex;justify-content:space-between;align-items:center}.area-summary span{font-size:10px;color:var(--muted);font-weight:800}.area-summary strong{font-size:17px}.material-tabs{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;margin-bottom:22px}.material-tabs button{padding:9px 5px;border:1px solid var(--line);border-radius:7px;font-size:11px}.material-tabs button.active{background:var(--ink);color:var(--paper);border-color:var(--ink)}.setting-intro{display:flex;align-items:center;gap:12px;margin-bottom:16px}.setting-intro h3{font-size:18px;margin:0}.setting-intro p{font-size:11px;color:var(--muted);margin:1px 0}.material-icon{width:38px;height:38px;display:grid;place-items:center;border-radius:9px;background:#efffb5;border:1px solid #cbe86c;font-size:20px;font-weight:900}.settings-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.settings-grid label small{position:absolute;right:10px;bottom:11px;color:var(--muted);font-size:9px}.settings-grid label:has(small) input{padding-right:48px}.result-box{margin-top:22px;background:#232724;color:#fff;border-radius:13px;padding:24px;border-top:7px solid var(--green)}.result-kicker{font-size:9px;letter-spacing:1.3px;color:#cbd0cc;font-weight:900}.primary-result{display:flex;align-items:baseline;gap:9px;margin:7px 0}.primary-result strong{font-size:48px;line-height:1}.primary-result span{font-size:17px;color:#d8dcd8}.result-box>p{font-size:12px;color:#c9cdca}.result-breakdown{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:17px 0}.result-breakdown div{background:#303531;padding:10px;border-radius:7px;display:flex;justify-content:space-between;font-size:11px}.result-actions{display:flex;gap:8px}.result-actions button{flex:1}.primary-result-button{border:0;border-radius:7px;padding:9px 11px;background:var(--green);color:#202320;font-weight:900;cursor:pointer}@media(max-width:960px){.materials-app{grid-template-columns:1fr}.materials-panel{min-width:0}}@media(max-width:600px){.room-panel,.materials-panel{padding:18px}.materials-heading{align-items:flex-start;flex-wrap:wrap}.unit-switch{margin-left:47px}.dimension-grid{grid-template-columns:1fr}.opening-labels{display:none}.opening-row{grid-template-columns:1fr 1fr}.opening-row input:first-child{grid-column:1/-1}.opening-row .remove-opening{grid-column:2;text-align:right}.area-summary{grid-template-columns:1fr}.material-tabs{grid-template-columns:1fr 1fr}.settings-grid{grid-template-columns:1fr}.result-breakdown{grid-template-columns:1fr}}@media print{.site-header,.tool-intro,.room-panel,.material-tabs,.material-settings,.ad-slot,.content-grid,.faq,footer,.result-actions{display:none!important}.materials-app{display:block;margin:0}.materials-panel{border:0;box-shadow:none}.materials-heading{margin-bottom:30px}.result-box{color:#111;background:#fff;border:2px solid #111}.result-kicker,.result-box>p,.primary-result span{color:#333}.result-breakdown div{background:#eee}.result-actions{display:none}}