#oc-house-energy{--hc-green:#4d9a77;--hc-green-dark:#356d55;--hc-orange:#f4511e;--hc-text:#1f2937;--hc-muted:#66717d;--hc-border:#d7dce1;--hc-bg:#f3f4f6;--hc-blue:#5b7890;width:100%;max-width:100%;min-width:0;color:var(--hc-text);line-height:1.6;overflow-x:hidden;overflow-wrap:break-word}
#oc-house-energy *{box-sizing:border-box}
#oc-house-energy [hidden]{display:none!important}
#oc-house-energy .oc-hc-intro{margin:0 0 22px}
#oc-house-energy .oc-hc-intro p{margin:0 0 10px}
#oc-house-energy .oc-hc-note{display:flex;gap:8px;padding:16px 18px;margin:18px 0 24px;background:#f7f8f9;border-left:4px solid var(--hc-blue)}
#oc-house-energy .oc-hc-note--important{background:#fff6f2;border-left-color:var(--hc-orange)}
#oc-house-energy .oc-hc-note--info{margin:0 0 16px;padding:13px 14px}
#oc-house-energy .oc-hc-layout{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(320px,.92fr);gap:20px;align-items:start}
#oc-house-energy .oc-hc-panel{border:1px solid var(--hc-border);background:#fff;min-width:0}
#oc-house-energy .oc-hc-panelhead{padding:18px;border-top:4px solid var(--hc-green);background:var(--hc-bg)}
#oc-house-energy .oc-hc-panelhead h2{margin:0 0 4px;font-size:25px}
#oc-house-energy .oc-hc-panelhead p{margin:0;color:var(--hc-muted);font-size:14px}
#oc-house-energy form{padding:18px}
#oc-house-energy .oc-hc-fieldset{border:0;padding:0;margin:0 0 24px;min-width:0}
#oc-house-energy .oc-hc-fieldset legend{width:100%;font-weight:700;font-size:18px;margin:0 0 12px;padding:0}
#oc-house-energy .oc-hc-grid2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
#oc-house-energy .oc-hc-field{display:block;min-width:0}
#oc-house-energy .oc-hc-field>span{display:block;font-weight:600;margin:0 0 6px}
#oc-house-energy .oc-hc-field em{font-style:normal;font-weight:400;color:var(--hc-muted)}
#oc-house-energy input,#oc-house-energy select{width:100%;min-height:46px;border:1px solid #bfc8d0;border-radius:3px;background:#fff;color:var(--hc-text);padding:10px 11px;font:inherit;font-size:16px;outline:none}
#oc-house-energy input:focus,#oc-house-energy select:focus{border-color:var(--hc-green);box-shadow:0 0 0 2px rgba(77,154,119,.14)}
#oc-house-energy .oc-hc-field small{display:block;color:var(--hc-muted);font-size:13px;margin-top:6px}
#oc-house-energy .oc-hc-inputunit{display:flex;align-items:stretch;min-width:0}
#oc-house-energy .oc-hc-inputunit input{border-radius:3px 0 0 3px;min-width:0}
#oc-house-energy .oc-hc-inputunit select{width:auto;min-width:110px;border-left:0;border-radius:0 3px 3px 0}
#oc-house-energy .oc-hc-unitlabel{display:flex!important;align-items:center;justify-content:center;min-width:88px;padding:8px 10px;border:1px solid #bfc8d0;border-left:0;background:#f7f8f9;color:var(--hc-muted);font-size:13px;font-weight:400!important;margin:0!important;white-space:nowrap}
#oc-house-energy .oc-hc-mode{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin-bottom:16px}
#oc-house-energy .oc-hc-modeitem{position:relative;display:flex;align-items:center;min-height:64px;border:1px solid var(--hc-border);background:#fff;padding:12px;cursor:pointer}
#oc-house-energy .oc-hc-modeitem input{width:18px;height:18px;min-height:0;margin:0 10px 0 0;accent-color:var(--hc-green)}
#oc-house-energy .oc-hc-modeitem span{min-width:0}
#oc-house-energy .oc-hc-modeitem strong,#oc-house-energy .oc-hc-modeitem small{display:block}
#oc-house-energy .oc-hc-modeitem small{color:var(--hc-muted);margin-top:2px}
#oc-house-energy .oc-hc-modeitem:has(input:checked){border-color:var(--hc-green);background:#f5faf7}
#oc-house-energy .oc-hc-helpbox{background:#f7f8f9;border:1px solid var(--hc-border);padding:12px 14px;align-self:start}
#oc-house-energy .oc-hc-helpbox strong,#oc-house-energy .oc-hc-helpbox span{display:block}
#oc-house-energy .oc-hc-helpbox span{font-size:13px;color:var(--hc-muted);margin-top:5px}
#oc-house-energy .oc-hc-advanced{border:1px solid var(--hc-border);margin:4px 0 18px}
#oc-house-energy .oc-hc-advanced>summary{cursor:pointer;font-weight:700;padding:13px 14px;background:#f7f8f9}
#oc-house-energy .oc-hc-advancedbody{padding:14px}
#oc-house-energy .oc-hc-switch{display:flex;align-items:center;gap:9px;margin-bottom:14px;font-weight:600}
#oc-house-energy .oc-hc-switch input{width:19px;height:19px;min-height:0;margin:0;accent-color:var(--hc-green)}
#oc-house-energy .oc-hc-mini{font-size:13px;color:var(--hc-muted);margin:10px 0 0}
#oc-house-energy .oc-hc-validation{min-height:22px;color:#a12d16;font-weight:600;font-size:14px;margin:0 0 8px}
#oc-house-energy .oc-hc-actions{display:flex;gap:10px;flex-wrap:wrap}
#oc-house-energy button{min-height:46px;border:0;padding:11px 16px;font:inherit;font-weight:700;cursor:pointer}
#oc-house-energy .oc-hc-primary{background:var(--hc-orange);color:#fff}
#oc-house-energy .oc-hc-secondary{background:#eceff1;color:var(--hc-text)}
#oc-house-energy .oc-hc-results{position:sticky;top:12px}
#oc-house-energy .oc-hc-results>.oc-hc-note{margin:16px 18px}
#oc-house-energy .oc-hc-resultgrid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;padding:0 18px 18px}
#oc-house-energy .oc-hc-resultcard{border-top:3px solid var(--hc-green);background:var(--hc-bg);padding:14px;min-width:0}
#oc-house-energy .oc-hc-resultcard--accent{border-top-color:var(--hc-blue)}
#oc-house-energy .oc-hc-resultcard--cost{border-top-color:var(--hc-orange)}
#oc-house-energy .oc-hc-resultcard span,#oc-house-energy .oc-hc-resultcard small{display:block}
#oc-house-energy .oc-hc-resultcard span{font-size:13px;color:var(--hc-muted)}
#oc-house-energy .oc-hc-resultcard strong{display:block;font-size:25px;line-height:1.2;margin:6px 0 4px;overflow-wrap:anywhere}
#oc-house-energy .oc-hc-resultcard small{font-size:12px;color:var(--hc-muted)}
#oc-house-energy .oc-hc-bars{border-top:1px solid var(--hc-border);padding:16px 18px}
#oc-house-energy .oc-hc-barrow{margin-bottom:14px}
#oc-house-energy .oc-hc-barrow:last-child{margin-bottom:0}
#oc-house-energy .oc-hc-barrow>div:first-child{display:flex;justify-content:space-between;gap:12px;font-size:13px;margin-bottom:5px}
#oc-house-energy .oc-hc-track{height:12px;background:#e2e7ea;border-radius:999px;overflow:hidden}
#oc-house-energy .oc-hc-track span{display:block;height:100%;width:0;background:#8a969f;border-radius:999px;transition:width .25s ease}
#oc-house-energy .oc-hc-barrow:nth-child(2) .oc-hc-track span{background:var(--hc-green)}
#oc-house-energy .oc-hc-explain{border-top:1px solid var(--hc-border)}
#oc-house-energy .oc-hc-explain summary{cursor:pointer;font-weight:700;padding:14px 18px}
#oc-house-energy .oc-hc-explain>div{padding:0 18px 15px}
#oc-house-energy .oc-hc-explain p{margin:0 0 9px;font-size:14px}
#oc-house-energy .oc-hc-text{margin-top:30px}
#oc-house-energy .oc-hc-text h2{margin-top:0}
#oc-house-energy .oc-hc-columns{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin:18px 0}
#oc-house-energy .oc-hc-columns>div{background:var(--hc-bg);border-top:4px solid var(--hc-green);padding:17px}
#oc-house-energy .oc-hc-columns h3{margin:0 0 8px;font-size:18px}
#oc-house-energy .oc-hc-columns ul{margin-bottom:0}
#oc-house-energy .oc-hc-links{background:var(--hc-bg);padding:18px 16px;margin:28px 0}
#oc-house-energy .oc-hc-links h2{margin:0 0 14px}
#oc-house-energy .oc-hc-links>div{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
#oc-house-energy .oc-hc-links a{display:flex;justify-content:space-between;align-items:center;gap:12px;background:#fff;border:1px solid var(--hc-border);padding:14px 12px;text-decoration:none;color:var(--hc-text);font-weight:600;min-width:0}
#oc-house-energy .oc-hc-links b{color:var(--hc-orange);font-size:20px;flex-shrink:0}
@media (max-width:860px){
  #oc-house-energy .oc-hc-layout{grid-template-columns:1fr}
  #oc-house-energy .oc-hc-results{position:static}
}
@media (max-width:600px){
  #oc-house-energy .oc-hc-grid2,#oc-house-energy .oc-hc-mode,#oc-house-energy .oc-hc-resultgrid,#oc-house-energy .oc-hc-columns,#oc-house-energy .oc-hc-links>div{grid-template-columns:1fr}
  #oc-house-energy form{padding:15px}
  #oc-house-energy .oc-hc-panelhead{padding:15px}
  #oc-house-energy .oc-hc-panelhead h2{font-size:22px}
  #oc-house-energy .oc-hc-inputunit select{min-width:100px}
  #oc-house-energy .oc-hc-actions button{width:100%}
  #oc-house-energy .oc-hc-resultgrid{padding:0 15px 15px}
  #oc-house-energy .oc-hc-results>.oc-hc-note{margin:15px}
}
@media (prefers-reduced-motion:reduce){
  #oc-house-energy .oc-hc-track span{transition:none}
}