/* EV vs Petrol: independent site design tokens and shared components. */
:root{--ink:#172e29;--muted:#60716a;--paper:#f8f9f5;--surface:#fff;--line:#dde5dc;--green:#153e35;--mint:#bcf0c3;--orange:#f0ad75;--radius:18px;--space:24px;color-scheme:light}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:24px}body{margin:0;background:var(--paper);color:var(--ink);font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-size:16px;line-height:1.6}a{color:inherit;text-underline-offset:4px}button,input{font:inherit}button,a,input,summary{-webkit-tap-highlight-color:transparent}button,summary{cursor:pointer}a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid #b25f23;outline-offset:4px}button:disabled{cursor:wait}h1,h2,h3,p{margin-top:0}h1,h2,h3{line-height:1.13;letter-spacing:-.04em}h2{font-size:29px;font-weight:650}h3{font-size:23px;font-weight:600}.shell{max-width:1180px;margin-inline:auto;padding-inline:22px}.skip{position:absolute;top:-100px;z-index:100;background:white;padding:12px}.skip:focus{top:8px}.site-header{border-bottom:1px solid var(--line);background:var(--paper)}.header-inner{display:flex;justify-content:space-between;align-items:center;min-height:84px;gap:14px}.brand{display:inline-flex;align-items:center;text-decoration:none;font-size:25px;letter-spacing:-1.2px;font-weight:750;white-space:nowrap}.brand-vs{font-weight:400;margin-inline:3px;color:var(--muted)}.brand-dot{color:#378454}.brand-mark{display:grid;place-items:center;background:var(--green);color:var(--mint);width:33px;height:33px;border-radius:10px;font-size:27px;margin-right:10px;font-weight:400}.header-inner nav{display:flex;align-items:center;gap:22px;font-size:13px;font-weight:600}.header-inner nav a{text-decoration:none}.header-inner nav a:hover{color:#347950}.language{border-left:1px solid var(--line);padding-left:15px}.optional-nav{display:none}.hero{padding-block:44px 38px;display:grid;gap:30px}.eyebrow{font-size:10px;font-weight:750;letter-spacing:.14em;line-height:1.7;text-transform:uppercase;margin-bottom:16px;color:var(--muted)}h1{font-size:40px;font-weight:650;margin-bottom:20px}h1 em{font-family:Georgia,serif;font-weight:400;color:#397057;letter-spacing:-.04em}.intro{font-size:17px;max-width:555px;color:var(--muted);line-height:1.65}.trust{font-size:12px;font-weight:550;margin:23px 0 0}.trust span{display:inline-grid;place-items:center;color:#267048;background:#e5efe2;width:20px;height:20px;border-radius:50%;margin-right:5px}.hero-graphic{display:none}.calculator-layout{display:grid;gap:20px;align-items:start}.calculator-form{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:25px 20px}.form-heading h2{font-size:24px;margin-bottom:10px}.form-heading .eyebrow{margin-bottom:8px}.muted{color:var(--muted);font-size:13px}.field{margin-bottom:19px;min-width:0}.field label,.range-label label{display:block;font-size:12px;line-height:1.4;font-weight:650;margin-bottom:8px}.input-wrap{display:flex;align-items:center;border:1px solid #cdd8ce;border-radius:8px;background:#fff;min-height:49px;overflow:hidden}.input-wrap:focus-within{border-color:#3d7254;outline:2px solid #d8eadc}.input-wrap input{min-width:0;width:100%;padding:10px 12px;border:0;background:transparent;color:var(--ink);font-size:18px;font-weight:600;outline:none}.input-wrap span{flex-shrink:0;font-size:11px;color:var(--muted);padding:0 12px 0 0;white-space:nowrap}small{display:block;line-height:1.5;font-size:11px;color:var(--muted)}.field small{margin-top:5px}.field-grid{display:grid;grid-template-columns:1fr 1fr;column-gap:15px}.vehicle-label{font-size:12px;font-weight:650;display:flex;gap:7px;align-items:center;margin:2px 0 15px}.dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:#4c9970;flex-shrink:0}.petrol-label .dot{background:#cc8046}.section-eyebrow{padding-top:22px;border-top:1px solid var(--line);margin-top:3px}.range-label{display:flex;justify-content:space-between;align-items:center;gap:15px}.range-label output{background:#edf5e9;border-radius:5px;padding:2px 10px;white-space:nowrap;font-size:14px;font-weight:650}.range-field input{width:100%;accent-color:#286747;margin:15px 0 5px;cursor:pointer;height:22px}.range-ends{display:flex;justify-content:space-between;font-size:10px;color:var(--muted);margin-bottom:9px}.advanced{border-block:1px solid var(--line);margin-block:24px}.advanced summary{list-style:none;display:flex;justify-content:space-between;font-size:13px;font-weight:650;padding-block:17px;gap:15px}.advanced summary::-webkit-details-marker{display:none}.advanced summary span{font-size:20px;line-height:1}.advanced[open] summary span{transform:rotate(45deg)}.advanced-fields{padding-top:9px}.form-actions{display:flex;flex-wrap:wrap;gap:13px;align-items:center}.button{display:inline-flex;justify-content:center;align-items:center;gap:20px;border:0;border-radius:8px;background:var(--green);color:white;padding:14px 19px;font-size:13px;font-weight:650;text-decoration:none}.button:hover{background:#225846}.text-button{border:0;background:none;color:var(--muted);font-size:11px;padding:9px 0}.text-button:hover{text-decoration:underline}.result-card{background:var(--green);color:#f1f8f0;border-radius:var(--radius);padding:27px 24px}.result-top{display:flex;justify-content:space-between;align-items:center;gap:10px}.result-top .eyebrow{color:#b7cfc1;margin:0}.unit-tag{font-size:9px;letter-spacing:.07em;border:1px solid #527168;border-radius:4px;padding:3px 7px;color:#cfdfd4}.saving-number{font-size:65px;line-height:1.15;letter-spacing:-.07em;font-weight:600;color:var(--mint);margin:24px 0 4px}.saving-caption{font-size:14px;color:#d4e3da;max-width:290px;margin-bottom:25px}.petrol-wins .saving-number{color:var(--orange)}.result-rule{height:1px;background:#41645a;margin-bottom:22px}.chart-label{font-size:11px;color:#b7cfc1;margin-bottom:13px}.cost-pair{display:grid;grid-template-columns:1fr 1fr;gap:10px}.cost-pair strong{display:block;font-size:26px;letter-spacing:-.03em;font-weight:550;margin-top:5px}.legend{display:flex;align-items:center;gap:7px;font-size:11px;color:#c6d9ce}.legend .dot{background:var(--mint)}.legend.petrol .dot{background:var(--orange)}.cost-chart{display:block;width:100%;height:auto;margin:18px 0 12px}#ev-bar{fill:var(--mint)}#petrol-bar{fill:var(--orange)}.annual-row{display:flex;justify-content:space-between;gap:15px;font-size:10px;color:#c5d9cc;border-bottom:1px solid #41645a;padding-bottom:21px}.annual-row b{font-weight:550;color:#fff;white-space:nowrap}.secondary-results{display:grid;gap:19px;padding-block:22px;border-bottom:1px solid #41645a}.secondary-results span{font-size:10px;color:#b7cfc1;display:block}.secondary-results strong{display:block;font-size:17px;line-height:1.5;font-weight:500;margin-top:3px}.secondary-results small{color:#b7cfc1;font-size:10px;margin-top:6px;max-width:350px}.balance{font-size:11px;line-height:1.5;margin:21px 0}.balance>div{display:flex;justify-content:space-between;gap:18px;margin-block:12px}.balance dt{color:#ccddd2}.balance dd{margin:0;white-space:nowrap;font-weight:600}.scope-note{font-size:10px;line-height:1.7;color:#b7cfc1}.share-button{display:flex;align-items:center;justify-content:space-between;width:100%;padding:12px 14px;background:#244c41;border:1px solid #527168;border-radius:7px;color:#e6f2e8;font-size:11px;margin-top:20px}.share-button:hover{background:#315e50}#share-status{color:#b7cfc1;margin-top:9px;font-size:10px;overflow-wrap:anywhere}.insight-section{display:grid;gap:24px;margin-block:55px 60px}.insight-section h2{max-width:450px}.insight-section p:not(.eyebrow){font-size:14px;color:var(--muted);max-width:460px}.mix-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;align-self:center}.mix-card{border:1px solid var(--line);border-radius:12px;padding:20px 9px;background:#fff;text-align:center}.mix-card.selected{border-color:#669777;background:#eaf3e5}.mix-card span{font-size:10px;color:var(--muted);display:block;margin-bottom:8px}.mix-card strong{display:block;font-size:22px;line-height:1.2;font-weight:600;letter-spacing:-.04em}.mix-card small{font-size:9px;margin-top:6px}.guides{padding-block:40px;border-top:1px solid var(--line)}.section-heading p:not(.eyebrow){color:var(--muted);font-size:14px}.guide-grid{display:grid;gap:16px;margin-top:28px}.guide-card{padding:26px;background:#fff;border:1px solid var(--line);border-radius:12px;text-decoration:none;display:flex;flex-direction:column;align-items:start;transition:transform .15s,border-color .15s}.guide-card:hover{transform:translateY(-3px);border-color:#7b9e82}.guide-symbol{font-size:31px;line-height:1;background:#edf3e7;border-radius:9px;display:grid;place-items:center;width:45px;height:45px;margin-bottom:27px;font-family:Georgia,serif}.guide-card h3{font-size:23px;margin-bottom:14px}.guide-card p{font-size:13px;color:var(--muted);margin-bottom:24px}.read-link{font-size:12px;font-weight:650;margin-top:auto}.faq{padding-block:35px 70px;display:grid;gap:15px}.faq h2{max-width:320px}.faq details{border-bottom:1px solid var(--line);padding-block:17px}.faq summary{font-size:14px;font-weight:600}.faq details p{font-size:13px;color:var(--muted);margin:15px 0 0}.site-footer{border-top:1px solid var(--line);padding-block:32px;background:#eef2e9}.site-footer>.shell{display:flex;flex-wrap:wrap;justify-content:space-between;gap:20px}.site-footer .brand{font-size:24px}.site-footer p{font-size:11px;color:var(--muted);margin:7px 0 0}.site-footer nav{display:flex;gap:20px;align-self:center;flex-wrap:wrap;font-size:12px}.site-footer nav a{text-decoration:none}.site-footer .copyright{width:100%;padding-top:16px;border-top:1px solid #d6dfd1;font-size:10px}.article{max-width:850px;padding-block:45px 90px;min-height:65vh}.article h1{margin-top:25px;font-size:40px}.article h2{font-size:25px;margin-top:38px;letter-spacing:-.02em}.article p,.article address{font-size:15px;line-height:1.8}.article address{font-style:normal}.article .lead{font-size:20px;color:var(--muted)}.article pre{background:#eaf0e5;padding:20px;border-radius:8px;white-space:pre-wrap;overflow-wrap:anywhere;font-size:12px;line-height:1.8}.back-link{font-size:12px;color:var(--muted)}.article .button{margin-top:25px}.article .eyebrow{margin-top:30px}.error,.notice{padding:14px;border-radius:8px;font-size:13px;background:#fff1e7;color:#803a14}.invalid .input-wrap{border-color:#a23e24}[hidden]{display:none!important}.sr-only{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
@media(min-width:650px){.shell{padding-inline:32px}.optional-nav{display:inline}.hero{padding-block:60px 50px}h1{font-size:54px}.guide-grid{grid-template-columns:repeat(3,1fr)}.guide-card{padding:23px}.guide-card h3{font-size:21px}.calculator-form{padding:32px}.result-card{padding:32px}.mix-card{padding:27px 16px}.mix-card strong{font-size:28px}.mix-card span{font-size:11px}.faq{grid-template-columns:1fr 1.5fr;gap:40px}.article h1{font-size:52px}}
@media(min-width:900px){.header-inner{min-height:94px}.header-inner nav{gap:35px;font-size:13px}.hero{grid-template-columns:1.6fr 1fr;align-items:center;padding-block:62px 52px}h1{font-size:57px}.hero-graphic{display:flex;position:relative;justify-content:center;align-items:center;gap:15px;height:220px}.energy-icon{position:relative;border:1px solid #c6d8c2;display:grid;place-items:center;width:98px;height:110px;border-radius:23px;transform:rotate(-8deg);background:#e5efdc;box-shadow:0 10px 25px #173d2908}.bolt{font-size:86px;line-height:1;font-family:Georgia,serif;color:#32734a}.pump{transform:rotate(8deg);background:#f5ebdf;border-color:#e5d5c2;color:#a86d3d}.pump svg{width:56px;height:56px}.versus{color:#7d8d7e;font-family:Georgia,serif;font-style:italic;z-index:1}.graphic-caption{position:absolute;bottom:11px;left:0;right:0;text-align:center;font-size:11px;letter-spacing:.13em;color:#74836e}.graphic-caption span{margin:0 12px}.route-line{position:absolute;top:11px;width:330px;height:165px;border:1px dashed #cad8c6;border-radius:50%;transform:rotate(-20deg)}.calculator-layout{grid-template-columns:1.12fr 1fr;gap:28px}.result-column{position:sticky;top:24px}.result-card{padding:32px}.saving-number{font-size:78px}.secondary-results{grid-template-columns:1fr 1fr;gap:23px}.secondary-results strong{font-size:16px}.insight-section{grid-template-columns:1fr 1.05fr;gap:70px;margin-block:72px}.guide-card{padding:29px}.guide-card h3{font-size:25px}.guides{padding-block:45px 50px}.faq{padding-block:45px 85px}.brand{font-size:28px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
@media print{.site-header,.site-footer,.hero-graphic,.form-actions,.share-button,.guide-grid,.faq{display:none!important}.calculator-layout{display:block}.result-column{position:static}.result-card{background:white;color:black;border:1px solid #aaa;break-inside:avoid}.result-card *{color:black!important}.calculator-form{break-after:page}.hero{padding-block:20px}.insight-section{margin-block:25px}}

.analytics-choice{width:100%;border-top:1px solid var(--line);padding-top:22px}.analytics-choice h2{font-size:18px;margin:0 0 8px}.site-footer .analytics-choice p{font-size:13px;max-width:760px}.analytics-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:16px}.analytics-actions button{background:white;border:1px solid var(--primary,#153e35);border-radius:6px;padding:11px 16px;font:inherit;font-size:13px;cursor:pointer;color:#153e35}.site-footer nav button{font:inherit;color:inherit;cursor:pointer;background:none;border:0;padding:0;text-decoration:underline}.analytics-actions button:disabled{opacity:.5;cursor:default}