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solid #e2e8f0;border-radius:8px;padding:14px;margin-top:10px;min-width:0}.dr-flex-row{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin-top:8px}.dr-flex-row .dr-calc-field{flex:1;min-width:120px;margin-bottom:0}.dr-quick-btn{background:#f1f5f9;color:#334155;border:1px solid #cbd5e1;border-radius:6px;font-size:12px;font-weight:500;padding:6px 12px;margin:3px 2px;cursor:pointer;transition:all .2s}.dr-quick-btn:hover{background:#e2e8f0;border-color:#94a3b8;color:#1e293b}.dr-currency-select{padding:6px 10px;border:1px solid #e2e8f0;border-radius:6px;font-size:13px;background:#fff;cursor:pointer}.dr-calc-page #dr-calculate-btn,.dr-calc-page #dr-live-visualizer{display:block!important;visibility:visible!important;opacity:1!important}.dr-calc-page #dr-live-visualizer{width:100%!important;height:100%!important;min-height:210px!important}.dr-calc-page 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16px}.dr-calc-layout{display:flex;flex-direction:column;gap:0}.dr-calc-main,.dr-calc-sidebar{display:contents}.dr-order-main{order:1}.dr-order-2d{order:2;width:100%;margin-bottom:24px;box-sizing:border-box}.dr-order-premium,.dr-order-quick,.dr-order-related{order:3;width:100%;margin-bottom:24px;box-sizing:border-box}.dr-order-premium,.dr-order-quick{order:4}.dr-order-premium{order:5}.dr-order-faq,.dr-order-guide{order:6;width:100%;box-sizing:border-box}.dr-order-faq{order:7}}@media (max-width:768px){.dr-calc-page{padding:24px 16px}.dr-calc-page-title{font-size:1.8rem}.dr-calc-page-desc{font-size:1rem;margin-bottom:24px}.dr-calc-card{padding:20px 16px;border-radius:12px}.dr-calc-card h2{font-size:1.3rem}.dr-calc-card h3{font-size:1.1rem}.dr-calc-row2{grid-template-columns:1fr;gap:12px}.dr-calc-field input,.dr-calc-field select{padding:10px 14px;font-size:15px;min-height:44px}.dr-calc-results{grid-template-columns:1fr 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12px;border-radius:12px}.dr-calc-card h2{font-size:1.15rem}.dr-calc-card h3{font-size:1rem}.dr-calc-field input,.dr-calc-field select{padding:10px 12px;font-size:14px;min-height:42px}#dr-bottom-action-bar #dr-bar-summary-text,.dr-calc-field label{font-size:13px}.dr-calc-results{grid-template-columns:1fr}.dr-calc-stat-value{font-size:1.1rem}.dr-table-wrap table{font-size:12px;min-width:320px}.dr-table-wrap td,.dr-table-wrap th{padding:6px 8px}.dr-action-row .dr-calc-btn{flex:1 1 100%;min-width:0;width:100%}.dr-action-row .dr-calc-btn,.dr-action-row-3d .dr-calc-btn{font-size:13px;padding:10px 14px}#dr-bottom-action-bar{padding:8px 10px!important}#dr-bottom-action-bar>div{flex-direction:column;gap:4px;align-items:stretch}#dr-bottom-action-bar button{padding:8px 12px;font-size:12px}.dr-live-visualizer-shell{min-height:150px!important}.dr-premium-modal-content{padding:20px;max-width:95%}#dr-3d-popup-box{width:98%;max-height:90vh}#dr-3d-container{height:200px}#dr-3d-popup-box .dr-3d-header{flex-wrap:wrap;gap:6px}#dr-3d-popup-box .dr-3d-header button{font-size:11px;padding:4px 10px}}@media (max-width:380px){.dr-calc-page{padding:12px 8px}.dr-calc-page-title{font-size:1.25rem}.dr-calc-page-desc{font-size:.9rem}.dr-calc-card{padding:12px 8px;border-radius:10px}.dr-calc-card h2{font-size:1.05rem}.dr-calc-card h3{font-size:.95rem}.dr-calc-field label{font-size:12px}.dr-calc-field input,.dr-calc-field select{padding:8px 10px;font-size:13px;min-height:38px}.dr-calc-stat-value{font-size:1rem}.dr-table-wrap table{font-size:11px;min-width:260px}.dr-table-wrap td,.dr-table-wrap th{padding:4px 6px}.dr-action-row .dr-calc-btn,.dr-action-row-3d .dr-calc-btn{font-size:12px;padding:8px 10px}.dr-calc-faq-q{font-size:14px}#dr-3d-container{height:160px}#dr-3d-popup-box .dr-3d-header h3{font-size:13px}}#dr-3d-popup-box{width:90%;max-width:700px;height:auto;max-height:80vh;background:#0f172a;border-radius:12px;overflow:hidden;box-shadow:0 20px 50px 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(max-width:768px){#dr-add-project-btn,#dr-btn-3d,#dr-btn-clear-all,#dr-btn-save-local,#dr-copy-btn,#dr-premium-btn{width:100%!important;margin-bottom:8px;box-sizing:border-box;justify-content:center}.dr-action-row{flex-direction:column!important;align-items:stretch!important}.dr-action-row .dr-calc-btn{width:100%!important;margin-bottom:6px}.dr-action-row-3d .dr-calc-btn{width:100%!important}}#dr-3d-popup-box .dr-3d-header{background:#1e293b;color:#fff;padding:12px 20px;justify-content:space-between}#dr-3d-popup-box .dr-3d-header h3{margin:0;font-size:16px}#dr-3d-popup-box .dr-3d-header,#dr-3d-popup-box .dr-3d-header .dr-3d-actions,#dr-3d-popup-box .dr-3d-toolbar{display:flex;align-items:center;gap:8px;flex-wrap:wrap}#dr-3d-popup-box .dr-3d-header .dr-3d-actions button{background:#1d9e75;border:0;color:#fff;padding:6px 14px;border-radius:6px;font-size:12px;cursor:pointer;transition:background .2s}#dr-3d-popup-box .dr-3d-header .dr-3d-actions .dr-btn-fullscreen-3d{background:#2563eb}#dr-3d-popup-box .dr-3d-header .dr-3d-actions .dr-btn-fullscreen-3d:hover{background:#1d4ed8}#dr-3d-popup-box .dr-3d-header .dr-3d-close{background:0 0;border:0;color:#fff;font-size:24px;cursor:pointer;padding:0 4px}#dr-3d-popup-box .dr-3d-header .dr-3d-close:hover{color:#ef4444}#dr-3d-popup-box .dr-3d-toolbar{background:#0f172a;padding:10px 20px;color:#cbd5e1;font-size:13px;justify-content:space-between;gap:10px}.footer-logo-image{display:block;max-height:120px;width:auto;height:auto;transition:opacity .2s;margin-bottom:8px}.footer-logo-image:hover{opacity:.85}.site-footer{background:#f9fafb;border-top:1px solid #e5e7eb;padding:40px 0 30px;font-size:.9rem;color:#4b5563;margin-top:40px}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:30px}.footer-brand p{margin-top:12px;line-height:1.5;max-width:300px}@media (max-width:768px){.footer-grid{grid-template-columns:1fr 1fr;gap:20px}.footer-brand{grid-column:1/-1}.footer-brand p{max-width:100%}.footer-logo-image{max-height:80px}}@media (max-width:480px){.footer-grid{grid-template-columns:1fr;gap:20px}.footer-logo-image{max-height:60px}}