:root{--ink:#18372f;--muted:#586760;--paper:#f6f7f3;--lime:#d9fa79;--line:#dce1d9;--base:#214f42;--upfront:#739377;--operations:#b8cf9c;--energy:#d9ee70;--extra:#f2b778;--balloon:#8d9dc5}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:20px}body{margin:0;background:var(--paper);color:var(--ink);font-family:Arial,Helvetica,sans-serif;font-size:16px;line-height:1.5}button,input{font:inherit}button,a,input,summary{-webkit-tap-highlight-color:transparent}button,summary{cursor:pointer}a{color:inherit}button:focus-visible,a:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid #527828;outline-offset:4px}.skip{position:absolute;top:-100px;padding:12px;background:white;z-index:10}.skip:focus{top:0}.site-header{max-width:1320px;margin:auto;padding:24px 40px;display:flex;align-items:center;gap:44px;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;font-size:25px;font-weight:800;letter-spacing:-1px;text-decoration:none}.brand>span:not(.brand-mark){font-weight:400}.brand-mark{width:34px;height:34px;background:var(--ink);color:var(--lime);display:grid;place-items:center;border-radius:9px;margin-right:10px;font-size:24px}.brand small{font-size:10px;letter-spacing:1px;margin-left:10px;border:1px solid #a1afa4;border-radius:4px;padding:2px 4px}nav{display:flex;gap:28px;font-size:14px}nav a{text-decoration:none}.privacy{margin-left:auto;font-size:13px;color:var(--muted)}main{max-width:1240px;margin:auto;padding:0 32px}.intro{display:flex;justify-content:space-between;align-items:center;padding:43px 0 31px}.eyebrow{font-size:12px;font-weight:700;letter-spacing:1.7px;margin:0 0 13px}h1{font-size:clamp(38px,4.5vw,60px);letter-spacing:-2.7px;line-height:1.03;margin:0 0 18px;font-weight:600}.lead{margin:0;color:var(--muted);font-size:17px}.intro-note{border-left:1px solid #bbc7b5;padding-left:26px;margin-right:60px;display:flex;gap:24px;align-items:center}.intro-note>span{font-size:86px;letter-spacing:-6px;line-height:1;font-weight:500;color:#7b936c}.intro-note p{font-size:15px}.context-bar{display:flex;align-items:center;gap:26px;background:#e9eddf;padding:20px 24px;border-radius:12px}.context-bar label{font-weight:600;font-size:14px;display:block;margin-bottom:5px}.context-bar .input-wrap{width:210px}.context-bar p{font-size:14px;margin:20px 0 0;flex:1}.context-bar p span{font-size:13px;color:var(--muted)}.secondary{border:1px solid #9ba98b;background:transparent;color:var(--ink);padding:11px 16px;border-radius:7px;font-size:14px;font-weight:600}.secondary:hover{background:#dfe7cf}.section-title{display:flex;align-items:baseline;justify-content:space-between;gap:12px;margin:29px 0 15px}h2{font-size:24px;letter-spacing:-.7px;margin:0}.section-title>span{font-size:13px;color:var(--muted)}.summary{padding:12px 16px;background:#e7efd8;border-left:3px solid #527828;font-size:14px;margin-bottom:16px;border-radius:0 6px 6px 0}.summary.warning{background:#fff0dd;border-color:#c78238}.results,.forms{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.result{background:#fff;border:1px solid var(--line);border-radius:12px;padding:21px;position:relative;min-width:0}.result.best{background:var(--ink);color:white;border-color:var(--ink)}.result-head{display:flex;align-items:center;justify-content:space-between;gap:8px;min-height:27px}.result h3{font-size:16px;font-weight:600;margin:0}.badge{font-size:11px;border-radius:4px;padding:4px 7px;letter-spacing:.3px;background:var(--lime);color:var(--ink);font-weight:700}.price{font-size:clamp(29px,3vw,43px);letter-spacing:-1.5px;font-weight:600;line-height:1.1;margin:22px 0 4px}.price span{font-size:17px;letter-spacing:0;font-weight:400}.price-label{font-size:13px;color:var(--muted);margin:0}.best .price-label,.best .metrics dt{color:#c4d2c7}.metrics{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid #dfe5df;margin:20px 0 0;padding-top:15px;gap:14px}.best .metrics{border-color:#496359}.metrics dt{font-size:12px;color:var(--muted)}.metrics dd{font-size:18px;font-weight:600;margin:5px 0 0}.result-note{font-size:13px;color:var(--muted);margin:12px 0}.input-title{margin-top:35px}.form-card{background:#fff;border:1px solid var(--line);border-radius:12px;padding:20px}.form-card h3{font-size:18px;margin:0 0 3px}.form-subtitle{color:var(--muted);font-size:13px;margin:0 0 18px;min-height:39px}.field{margin-bottom:15px;min-width:0}.field label{display:block;font-size:14px;margin-bottom:6px}.input-wrap{position:relative;display:flex;border:1px solid #b7c1b5;border-radius:6px;background:white;overflow:visible}.input-wrap:focus-within{border-color:#527828}.input-wrap input{width:100%;min-width:0;padding:10px 12px;border:0;background:transparent;color:var(--ink);border-radius:6px;font-variant-numeric:tabular-nums;appearance:textfield;-moz-appearance:textfield}.input-wrap input::-webkit-inner-spin-button{appearance:none}.input-wrap>span{padding:10px 11px 10px 2px;color:var(--muted);font-size:13px;white-space:nowrap;align-self:center}.field small{display:block;font-size:12px;color:var(--muted);margin-top:5px}.error{display:block;font-size:12px;color:#a63322;margin-top:4px}.error:empty{display:none}input[aria-invalid=true]{box-shadow:inset 0 0 0 2px #b13724}.two{display:grid;grid-template-columns:1fr 1fr;gap:12px}details{border-top:1px solid var(--line)}summary{font-size:14px;font-weight:600;padding:16px 0}details[open] summary{margin-bottom:4px}.form-card details summary{font-size:13px}.form-card details .field:last-child{margin-bottom:0}.breakdown{margin-top:38px;padding:24px;background:white;border:1px solid var(--line);border-radius:12px}.breakdown .section-title{margin:0 0 26px}.chart-row{display:grid;grid-template-columns:125px 1fr 120px;gap:20px;align-items:center;margin:21px 0}.chart-label{font-size:14px;font-weight:600}.bar-track{background:#f0f3ec;border-radius:5px;height:30px;overflow:hidden}.bar{height:100%;display:flex;border-radius:5px;overflow:hidden;min-width:0}.segment{height:100%;min-width:0}.chart-value{text-align:right;font-size:14px;font-weight:600;font-variant-numeric:tabular-nums}.chart-value small{display:block;font-size:11px;color:var(--muted);font-weight:400}.base{background:var(--base)}.upfront{background:var(--upfront)}.operations{background:var(--operations)}.energy{background:var(--energy)}.extra{background:var(--extra)}.balloon{background:var(--balloon)}.legend{display:flex;flex-wrap:wrap;gap:15px;margin-top:25px}.legend span{display:flex;gap:6px;align-items:center;font-size:12px}.legend i{display:block;width:10px;height:10px;border-radius:2px}.table-scroll{overflow:auto}table{border-collapse:collapse;min-width:560px;width:100%;font-size:13px}th,td{text-align:right;padding:11px 8px;border-bottom:1px solid var(--line);font-variant-numeric:tabular-nums}th:first-child,td:first-child{text-align:left}thead{background:var(--paper)}.method{display:grid;grid-template-columns:1fr 1fr;gap:80px;padding:62px 0;border-bottom:1px solid var(--line)}.method h2{font-size:34px;line-height:1.12}.method p{color:var(--muted);font-size:15px}.method a{font-size:13px}.formulas article{border-bottom:1px solid var(--line);padding:0 0 15px;margin-bottom:17px}.formulas article:last-child{border:0;margin:0;padding:0}.formulas h3{font-size:15px;margin:0 0 5px}.formulas p{margin:0}.faq{max-width:850px;margin:50px auto}.faq h2{margin-bottom:22px}.faq summary{font-size:16px;padding:20px 0}.faq p{color:var(--muted);font-size:15px;margin:0 0 20px}footer{max-width:1240px;margin:auto;border-top:1px solid var(--line);padding:26px 32px 38px;display:flex;gap:24px;align-items:center}footer .brand{font-size:22px}footer p,footer>span{font-size:12px;color:var(--muted)}footer>span{margin-left:auto}.notice{background:#fff0dd;padding:15px}
@media(max-width:900px){.privacy,.intro-note{display:none}.site-header{padding:20px 24px}nav{margin-left:auto}.context-bar{flex-wrap:wrap;gap:15px}.context-bar p{min-width:240px}.context-bar .secondary{margin-left:auto}.result{padding:16px}.badge{font-size:10px}.result-head{flex-wrap:wrap}.form-card{padding:16px}.two{grid-template-columns:1fr;gap:0}.method{gap:35px}.price{font-size:32px}}
@media(max-width:640px){main{padding:0 18px}.site-header{padding:16px 18px;gap:14px}.brand{font-size:22px}nav{gap:16px;font-size:12px}.brand small{display:none}.intro{padding:30px 0 25px}h1{font-size:43px;letter-spacing:-2px}.lead{font-size:15px}.context-bar{padding:18px;display:block}.context-bar .input-wrap{width:100%}.context-bar p{margin:13px 0}.context-bar button{width:100%}.section-title{align-items:start;flex-direction:column;gap:3px}h2{font-size:22px}.results,.forms{grid-template-columns:1fr}.result{padding:20px}.result-head{flex-wrap:nowrap}.price{font-size:40px;margin:15px 0 4px}.metrics{margin-top:15px}.forms{gap:18px}.form-card{padding:20px}.form-subtitle{min-height:0}.two{grid-template-columns:1fr 1fr;gap:12px}.breakdown{padding:18px;margin-top:28px}.chart-row{grid-template-columns:1fr auto;gap:6px;margin:22px 0}.bar-track{grid-column:1/-1;grid-row:2}.chart-value small{font-size:11px}.method{grid-template-columns:1fr;gap:28px;padding:40px 0}.method h2{font-size:30px}.faq{margin:35px auto}.faq summary{font-size:15px}footer{margin:0 18px;padding:23px 0;flex-wrap:wrap;gap:8px 18px}footer>span{width:100%;margin:0}footer p{margin:0}.legend{gap:10px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}