.size-calculator{--calc-panel:#101c27;--calc-border:#304454}.size-calculator .page-intro{padding-bottom:28px}.size-calculator .page-intro h1{font-size:clamp(34px,5vw,60px);max-width:900px}.calc-intro-note{font-size:13px;color:#a9bfce}.calc-shell{max-width:900px;background:#101c27;border:1px solid #304454;border-radius:18px;margin-bottom:28px;overflow:hidden}.calc-progress{display:flex;gap:20px;justify-content:space-between;padding:24px 30px;background:#0b151f;border-bottom:1px solid #304454}.calc-progress span{color:#8aa1b2;font-size:14px}.calc-progress b{font-weight:500;margin-left:6px}.calc-progress .current{color:#8bd1ff}.size-calculator form{background:transparent;border:0;padding:32px;margin:0;border-radius:0}.size-calculator fieldset{border:0;padding:0;margin:0;min-width:0}.size-calculator legend{font-size:28px;font-weight:650;letter-spacing:-.7px;padding:0;margin-bottom:16px;color:#fff}.size-calculator label{font-size:15px;color:#e0edf5;margin-top:20px}.size-calculator input,.size-calculator select{min-height:52px;background:#08131d;color:#fff;border:1px solid #496071;font-size:16px;padding:12px;border-radius:8px}.size-calculator input:focus,.size-calculator select:focus{outline:2px solid #68b9ef;outline-offset:2px}.size-calculator .form-note,.size-calculator fieldset>p{color:#b7c9d6}.size-calculator .form-note{font-size:13px}.size-calculator summary{color:#d8eafa;font-size:14px}.size-calculator details{border-color:#304454}.size-calculator .fields{gap:20px}.calc-actions{display:flex;align-items:center;justify-content:space-between;gap:18px;margin-top:28px}.size-calculator .button{background:#74c5fa;color:#07131c;border-radius:8px;font-size:15px;width:auto;justify-content:center}.size-calculator .button:hover{background:#a2d9ff}.calc-back{background:transparent;border:0;color:#b9d9ef;cursor:pointer;padding:12px 0;min-height:44px;font-size:15px}.size-calculator [hidden]{display:none!important}#size-results{padding:32px;scroll-margin-top:24px}#size-results h2{font-size:32px}.size-cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin:24px 0}.size-cards article{background:#0a1721;border:1px solid #385163;border-radius:12px;padding:22px}.size-cards article:last-child{grid-column:1/-1}.size-cards h3{font-size:14px;color:#bfd3e2;margin:0 0 12px}.size-cards strong{font-size:clamp(24px,3vw,34px);line-height:1.2;color:#8bd1ff;display:block}.size-cards p{font-size:13px;color:#c2d2dd;margin:12px 0 0}.calc-notes p{font-size:14px;color:#c1d2de}.calc-assumptions{font-size:13px;color:#abc1d2}.calc-assumptions div{margin-top:16px}.calc-assumptions p{font-size:13px}.calc-assumptions a,.calc-bottom a{color:#8bd1ff;text-decoration:underline}.calc-enquiry{margin:28px 0 10px;padding:24px;background:#163247;border:1px solid #345d78;border-radius:12px}.calc-enquiry h3{margin:0 0 12px}.calc-enquiry p{color:#d0e0ea;font-size:14px}.calc-enquiry .form-note{margin-top:16px;margin-bottom:0}.calc-bottom{max-width:900px;padding-bottom:36px;font-size:14px;color:#b8cbd8}#calc-error{padding:14px;border:1px solid #f4ab83;color:#ffd7bf;border-radius:8px}[data-calc-step]{scroll-margin-top:24px}@media(max-width:650px){.calc-progress{padding:18px 16px;gap:8px}.calc-progress span{font-size:12px}.calc-progress b{margin-left:2px}.size-calculator form,#size-results{padding:24px 20px}.size-calculator .fields,.size-cards{grid-template-columns:1fr}.size-cards article:last-child{grid-column:auto}.calc-actions{flex-wrap:wrap}.calc-actions .button{flex:1}.calc-enquiry{padding:20px}.calc-enquiry .button{width:100%}.size-calculator legend{font-size:25px}}

.calc-tariff{margin:24px 0;padding:18px;background:#132e40;border:1px solid #3e647c;border-radius:10px}.calc-tariff>p{margin:8px 0 0;font-size:14px;color:#c2d9e8}.annual-saving{padding:24px;border:1px solid #467d9b;background:#123149;border-radius:12px;margin:24px 0}.annual-saving>h3{margin:0 0 12px;font-size:17px}.annual-saving>strong{display:block;font-size:clamp(32px,6vw,46px);color:#8bd1ff;line-height:1.2;margin-bottom:16px}.annual-saving>p{font-size:14px;color:#d2e5f2}.annual-saving dl{display:grid;grid-template-columns:1fr auto;gap:12px 20px;font-size:14px}.annual-saving dt{color:#c2d9e8}.annual-saving dd{margin:0;text-align:right;color:#fff}@media(max-width:650px){.annual-saving{padding:20px}.annual-saving dl{grid-template-columns:1fr;gap:5px}.annual-saving dd{text-align:left;margin-bottom:12px}}