:root{--ink:#17202e;--muted:#576274;--brand:#dc2626;--brand-dark:#b91c1c;--line:#dce1e7;--surface:#fff;--ground:#f6f7f9;--green:#146342;--green-bg:#eef8f2;--amber:#865719;--radius:14px;--display:'Montserrat',ui-sans-serif,system-ui,sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:24px;scrollbar-color:#a7b0bd var(--ground)}body{margin:0;color:var(--ink);background:var(--ground);font:16px/1.55 ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;-webkit-font-smoothing:antialiased}::selection{background:#fee2e2;color:#7f1d1d}[hidden]{display:none!important}a{color:inherit;text-underline-offset:4px}a:hover{color:var(--brand-dark)}button,input,select{font:inherit}button,a,input,select,summary{-webkit-tap-highlight-color:transparent}button,summary{cursor:pointer}button{border:0}button:disabled{opacity:.6;cursor:wait}input,select{caret-color:var(--brand)}:focus-visible{outline:3px solid #dc2626;outline-offset:4px}h1,h2,h3,p{margin:0}h1,h2,h3{line-height:1.2;text-wrap:balance}h1{font-family:var(--display);font-size:clamp(28px,3.6vw,42px);letter-spacing:-.035em;font-weight:800}h2{font-size:21px;font-weight:750;letter-spacing:-.02em}h3{font-size:17px}p{max-width:72ch}svg{width:20px;height:20px;flex-shrink:0}.wrap{width:min(1120px,calc(100% - 48px));margin-inline:auto}.site-header{border-bottom:1px solid var(--line);background:var(--surface)}.header-inner{display:flex;justify-content:space-between;align-items:center;min-height:72px;gap:20px}.brand{font-family:var(--display);font-weight:800;letter-spacing:-.04em;display:inline-flex;align-items:center;text-decoration:none;font-size:19px;white-space:nowrap}.brand img{margin-right:8px}.brand span{color:var(--brand)}nav{display:flex;gap:24px;font-size:14px}nav a{text-decoration:none;color:var(--muted)}nav a[aria-current]{font-weight:700;color:var(--brand-dark)}.intro{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;padding:48px 0 32px}.intro>div>p{margin-top:14px;color:var(--muted);font-size:17px}.free-note{display:flex;align-items:center;gap:6px;color:var(--green);font-size:13px;white-space:nowrap;margin-bottom:5px}.radar-layout{display:grid;grid-template-columns:296px minmax(0,1fr);gap:32px;align-items:start}.settings{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:24px}.settings h2{font-size:18px;margin-bottom:24px}fieldset{border:0;margin:0;padding:0;min-width:0}legend,.field-label{display:block;font-size:13px;font-weight:650;margin-bottom:9px}.fuel-options{display:flex;gap:6px;margin-bottom:22px}.fuel-options label{flex:1;position:relative}.fuel-options input{position:absolute;opacity:0;width:100%;height:100%;margin:0}.fuel-options span{display:flex;align-items:center;justify-content:center;min-height:44px;border:1px solid var(--line);border-radius:8px;font-size:14px;font-weight:650;cursor:pointer}.fuel-options input:checked+span{background:var(--ink);color:#fff;border-color:var(--ink)}.fuel-options input:focus-visible+span{outline:3px solid var(--brand);outline-offset:3px}.litres-input{display:flex;align-items:center;gap:12px;border:1px solid #a7b0bd;border-radius:8px;padding:8px 14px}.litres-input input{width:100%;border:0;background:none;font-size:28px;font-weight:700;line-height:1.3;font-variant-numeric:tabular-nums;min-height:36px;padding:0}.litres-input span{color:var(--muted);font-size:14px}.litres-input:focus-within{outline:3px solid var(--brand);outline-offset:3px}.litres-input input:focus{outline:0}.presets{display:flex;gap:7px;margin:10px 0 22px}.presets button{flex:1;border:1px solid var(--line);background:var(--surface);color:var(--muted);border-radius:6px;min-height:36px;font-size:13px}.presets button:hover,.presets button[aria-pressed=true]{border-color:var(--brand);color:var(--brand-dark);background:#fff5f5}.preferences-details{border-top:1px solid var(--line);padding-top:16px;font-size:13px}.preferences-details summary{font-weight:650;line-height:1.5;min-height:34px}.apps-field{margin:14px 0}.apps-field legend{font-size:13px;color:var(--muted)}.check{display:flex;align-items:flex-start;gap:9px;padding:6px 0;cursor:pointer;font-size:14px;line-height:1.4}.check input{accent-color:var(--brand);width:17px;height:17px;margin:2px 0;flex-shrink:0}.text-button{padding:0;background:none;color:var(--brand-dark);text-decoration:underline;text-underline-offset:4px;font-size:13px;min-height:32px}.save-settings{margin-top:15px}.small{font-size:12px;line-height:1.55}.muted{color:var(--muted)}.timing-link{border-top:1px solid var(--line);margin-top:20px;padding-top:20px;font-size:13px}.timing-link p{color:var(--muted);margin:5px 0 8px}.timing-link a{font-weight:650}.results-heading{display:flex;align-items:center;justify-content:space-between;gap:14px;padding-top:2px}.result-count{font-size:12px;white-space:nowrap;color:var(--muted)}.results-note{font-size:13px;color:var(--muted);margin:8px 0 22px;max-width:65ch}.offer{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:22px 24px;margin-bottom:14px}.offer-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px}.offer-brand{font-family:var(--display);font-size:23px;line-height:1.1;font-weight:800;margin-bottom:9px}.offer-brand[data-program=bp]{color:#297a29}.offer-brand[data-program=shell]{color:#ae2526}.offer h3{font-size:15px;font-weight:650;line-height:1.45}.offer-value{text-align:right;white-space:nowrap}.offer-value strong{display:block;font-size:27px;line-height:1.2;color:var(--green);letter-spacing:-.035em;font-variant-numeric:tabular-nums}.offer-value span{display:block;color:var(--muted);font-size:12px;margin-top:4px}.offer-meta{display:flex;gap:8px 16px;flex-wrap:wrap;margin-top:14px;color:var(--muted);font-size:12px}.offer-meta span{display:flex;gap:5px;align-items:center}.offer-meta svg{width:15px;height:15px}.purchase-note{margin-top:14px;color:var(--amber);background:#fff8ec;padding:12px;border-radius:8px;font-size:13px}.offer-actions{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:17px}.offer-actions>a{font-size:13px;font-weight:650;display:inline-flex;align-items:center;gap:6px;min-height:40px}.offer-actions svg{width:15px;height:15px}.secondary-button,.primary-button{display:inline-flex;justify-content:center;align-items:center;gap:8px;min-height:44px;padding:10px 17px;border-radius:8px;font-size:14px;font-weight:650;text-decoration:none}.secondary-button{background:var(--surface);border:1px solid #b6bec9;color:var(--ink)}.secondary-button:hover{background:#f2f4f7;border-color:#758091}.primary-button{background:var(--brand);color:#fff}.primary-button:hover{background:var(--brand-dark);color:#fff}.offer-details{border-top:1px solid var(--line);margin-top:16px;padding-top:12px;font-size:13px}.offer-details summary{color:var(--muted);min-height:30px;line-height:1.6}.offer-details ul{padding-left:18px;line-height:1.6;margin:8px 0}.offer-details li+li{margin-top:7px}.offer-details .verified{font-size:12px;color:var(--muted);margin-top:12px}.catalogue-note{font-size:12px;line-height:1.6;color:var(--muted);margin-top:18px}.empty-state{padding:36px 24px;border:1px dashed #a7b0bd;border-radius:var(--radius);background:var(--surface)}.empty-state h3{margin-bottom:9px}.empty-state p{font-size:14px;color:var(--muted)}.empty-state button{margin-top:15px}.field-error{font-size:13px;line-height:1.5;color:#b91c1c;margin-top:9px}.trip-section,.oc-section{margin-top:48px;padding:30px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius)}.section-intro>p{color:var(--muted);font-size:14px;margin-top:10px}.trip-fields{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px 24px;margin:24px 0 12px}.trip-fields label,.oc-fields label{font-size:13px;font-weight:650;display:flex;flex-wrap:wrap;gap:5px}.trip-fields label>span{margin-left:auto;font-size:12px;font-weight:400}.trip-fields input,.trip-fields select,.oc-fields input,.oc-fields select{border:1px solid #a7b0bd;border-radius:7px;background:var(--surface);padding:10px 12px;width:100%;min-width:0;min-height:44px;color:var(--ink);font-weight:400}.trip-fields .wide-field{grid-column:1/-1}.trip-fields input::placeholder{color:#677184}.trip-section .primary-button{margin:16px 0}.trip-result{padding:20px;background:var(--green-bg);color:var(--green);border-radius:10px;margin-bottom:16px}.trip-result.negative{background:#fff5ed;color:#864017}.trip-result strong{display:block;font-size:23px;margin-bottom:10px;font-variant-numeric:tabular-nums}.trip-result dl{margin:0;display:grid;grid-template-columns:1fr auto;gap:5px 20px;font-size:14px;max-width:420px}.trip-result dd{margin:0;text-align:right;font-variant-numeric:tabular-nums}.trip-result p{font-size:13px;margin-top:12px}.oc-section{display:grid;grid-template-columns:1fr 1.2fr;gap:42px;background:#fff}.oc-fields{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:16px}.oc-content .small{margin-top:9px}.insurance-partner{padding-top:20px;margin-top:20px;border-top:1px solid var(--line);font-size:14px}.insurance-partner a{display:inline-block;margin-top:9px;color:var(--brand-dark);font-weight:650}.method-section{margin:42px 0 48px}.method-section h2{font-size:18px;margin-bottom:14px}.method-copy{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px;font-size:13px;color:var(--muted)}.site-footer{display:flex;justify-content:space-between;align-items:center;gap:24px;border-top:1px solid var(--line);padding:24px 0 32px}.site-footer .brand{font-size:16px}.site-footer nav{font-size:12px;gap:20px}.skip-link{position:absolute;left:16px;top:-80px;background:var(--ink);color:#fff;padding:12px;z-index:10}.skip-link:focus{top:12px}.skip-link:hover{color:#fff}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
@media(min-width:901px){.settings{position:sticky;top:24px}}
@media(max-width:900px){.radar-layout{grid-template-columns:250px minmax(0,1fr);gap:20px}.settings{padding:20px}.offer{padding:20px}.offer-actions{align-items:flex-start;flex-direction:column}.free-note{display:none}.oc-section{gap:24px}.oc-fields{grid-template-columns:1fr}.method-copy{gap:20px}}
@media(max-width:680px){.wrap{width:calc(100% - 32px)}.header-inner{min-height:62px;gap:12px}.brand{font-size:16px}.brand img{width:23px;height:23px;margin-right:6px}.header-inner nav{gap:13px;font-size:12px}.header-inner nav a[aria-current]{display:none}.intro{padding:28px 0 22px}.intro>div>p{font-size:15px;margin-top:12px}.desktop-break{display:none}.radar-layout{display:block}.settings{padding:18px;margin-bottom:26px}.settings h2{font-size:16px;margin-bottom:16px}#preferences{display:grid;grid-template-columns:1fr 1fr;column-gap:16px;align-items:start}.settings h2,.preferences-details,.save-settings,#save-status,#clear-settings,#litres-error{grid-column:1/-1}.fuel-field{grid-column:1;grid-row:2/4}.fuel-options{margin:0;gap:4px}.fuel-options span{font-size:12px;min-height:48px}.field-label{grid-column:2;grid-row:2}.litres-input{grid-column:2;grid-row:3;padding:7px 10px;min-height:48px}.litres-input input{font-size:23px}.litres-input span{font-size:12px}.presets{grid-column:2;margin:8px 0 14px;gap:4px}.presets button{font-size:11px;min-height:32px}.preferences-details{padding-top:12px}.save-settings{margin-top:6px;justify-self:start;min-height:34px}.timing-link{display:none}.results-heading h2{font-size:20px}.results-note{font-size:12px;margin-bottom:16px}.offer{padding:19px 18px;margin-bottom:12px}.offer-brand{font-size:23px}.offer h3{font-size:14px;max-width:22ch}.offer-value strong{font-size:25px}.offer-value span{font-size:11px}.offer-meta{gap:6px 12px}.offer-actions{flex-direction:row;align-items:center;gap:8px}.offer-actions .secondary-button{padding:9px 11px;font-size:12px;min-height:42px}.offer-actions>a{font-size:12px}.trip-section,.oc-section{margin-top:28px;padding:21px 18px}.trip-fields{gap:16px 14px}.trip-fields label{font-size:12px}.trip-fields label>span{margin-left:0}.trip-fields input{padding:10px}.oc-section{display:block}.oc-content{margin-top:22px}.oc-fields{grid-template-columns:1fr 1fr;gap:12px}.oc-fields label{font-size:12px}.oc-fields input,.oc-fields select{padding:10px 7px;font-size:13px}.method-section{margin:30px 0}.method-copy{grid-template-columns:1fr;gap:14px}.site-footer{flex-direction:column;align-items:flex-start;gap:16px}.site-footer nav{flex-wrap:wrap;gap:12px 20px}.offer-details summary{min-height:36px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

.coupon-field{margin-top:16px;max-width:360px}.coupon-field label{display:block;font-size:13px;font-weight:650;margin-bottom:6px}.coupon-field select{width:100%;min-height:44px;padding:9px 12px;border:1px solid #a7b0bd;border-radius:8px;background:var(--surface);color:var(--ink)}.availability-note{margin-top:12px;font-size:13px;color:var(--muted)}.offer-actions button:disabled{cursor:not-allowed}

.network-shortcuts{display:flex;gap:8px 18px;flex-wrap:wrap;margin:-7px 0 20px;font-size:13px}.network-shortcuts:empty{display:none}.network-shortcuts a{display:inline-flex;align-items:center;min-height:36px;color:var(--ink);font-weight:650;text-decoration:underline;text-underline-offset:4px}.network-shortcuts a:hover{color:var(--brand-dark)}.offer{scroll-margin-top:24px}.offer:target{border-color:var(--brand)}