.mobile-steps{display:flex;gap:8px;padding:0 20px 20px;flex-wrap:wrap}.mobile-steps button{border:1px solid #b5ddea;background:#fff;color:#007fa9;padding:10px 16px;border-radius:9px;font-weight:700;min-height:44px}.mobile-steps button:last-child{background:#008fbe;color:#fff}.section,.stage,#products{scroll-margin-top:100px}.plan-summary{margin-top:20px;border:1px solid #d5e7ef;border-radius:16px;padding:24px;background:#fff}.plan-summary h2{font-size:22px;margin:0 0 12px}.plan-summary p{font-size:14px}.plan-actions{display:flex;flex-wrap:wrap;gap:10px}.plan-actions a{text-decoration:none;display:inline-flex;align-items:center}.table-scroll{overflow-x:auto;max-height:280px;margin:16px 0}table{width:100%;border-collapse:collapse;font-size:13px}caption{text-align:left;padding-bottom:10px;color:#526b7b;font-size:12px}th,td{text-align:center;padding:9px;border-bottom:1px solid #e2edf3}th{background:#eff8fd}#gridControls>.small-btn{margin-top:10px;width:100%}#rows{width:100%;display:block;margin:6px 0}#fanXValue,#fanDepthValue{display:block;text-align:right;color:#007fa9}.field input[type=range]{min-height:28px}#planWarning{padding:12px;border-radius:8px;background:#f3f8fc}.main{position:sticky;top:16px;align-self:start}.stage{height:min(64vh,660px);min-height:450px}
@media(max-width:760px){.mobile-steps{padding:0 12px 16px;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:5px}.mobile-steps button{font-size:11px;padding:8px 3px}.sidebar{order:0}.main{order:1;position:static}.stage{height:460px;min-height:0}.section-title{font-size:14px}.plan-summary{padding:16px}.plan-summary h2{font-size:20px}.plan-actions>*{flex:1 1 140px;justify-content:center;text-align:center}.section,.stage,#products{scroll-margin-top:90px}.field input[type=range]{min-height:36px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

@media(max-width:760px){body[data-panel] #spacePanel,body[data-panel] #productPanel,body[data-panel] #layoutPanel{display:none}body[data-panel="spacePanel"] #spacePanel,body[data-panel="productPanel"] #productPanel,body[data-panel="layoutPanel"] #layoutPanel{display:block}#layersPanel{display:block}.mobile-steps button[aria-pressed="true"]{background:#008fbe;color:#fff}}

#printReport{display:none}@media print{body>*{display:none!important}body>#printReport{display:block!important;background:white;color:#163e58;padding:16px}#printReport h1{font:700 24px/1.4 Arial,sans-serif}#printReport pre{white-space:pre-wrap;font:14px/1.6 Arial,sans-serif}#printReport img{width:100%;break-inside:avoid}@page{margin:15mm}}

.product:disabled{opacity:.45;cursor:not-allowed;background:#f1f4f6;border-color:#dce2e7;color:#627783}.eligibility{font-size:12px;line-height:1.65;padding:12px;background:#e7f6fd;border:1px solid #c9e7f4;border-radius:8px;color:#163e58}select:disabled{background:#f1f4f6;color:#627783}

/* Transfer 20% of the former 3D column to the controls on desktop. */
@media(min-width:1001px){.workspace{grid-template-columns:minmax(0,calc(20% + 236px)) minmax(0,1fr)}.stage-bottom{flex-wrap:wrap}.sidebar{min-width:0}}