:root{color-scheme:light;--ink:#20262b;--muted:#687078;--green:#d69461;--line:#d9e2e6}*{box-sizing:border-box}body{margin:0;background:#f6f3ee;color:var(--ink);font:16px/1.5 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}main{max-width:1200px;padding:32px 40px;margin:auto}header{display:flex;justify-content:space-between;align-items:center;padding-bottom:25px;border-bottom:1px solid var(--line)}.brand{font-size:14px;font-weight:750;letter-spacing:.13em;display:flex;align-items:center;gap:12px}.mark{background:var(--ink);color:var(--green);padding:8px 10px;border-radius:6px;letter-spacing:0}.eyebrow{font-size:12px;font-weight:700;letter-spacing:.14em}.intro{display:flex;align-items:end;justify-content:space-between;gap:32px;margin:32px 0}h1{font-size:clamp(30px,4vw,45px);line-height:1.15;letter-spacing:-.04em;margin:0;font-weight:650}.intro p{max-width:370px;color:var(--muted);margin:0}.workspace{display:grid;grid-template-columns:1.05fr 1fr;gap:24px}.inputs,.results{border-radius:16px;padding:30px}.inputs{background:white;border:1px solid var(--line)}.results{background:#20262b;color:white;position:relative;overflow:hidden}.section-title{display:flex;align-items:center;gap:12px;margin-bottom:25px}.section-title>span{font-size:12px;border:1px solid #82939d;border-radius:50%;width:27px;height:27px;display:grid;place-items:center}h2{font-size:17px;font-weight:600;margin:0}label{display:block;font-size:14px;font-weight:650;margin-bottom:7px}input,select{width:100%;font:inherit;color:var(--ink);background:#f6f8f9;border:1px solid #b8c8d1;border-radius:8px;padding:13px;min-height:50px}input:focus,select:focus,button:focus-visible,summary:focus-visible{outline:3px solid #bc6f36;outline-offset:3px}.aircraft-detail{font-size:14px;color:var(--muted);margin:9px 0 25px}.airports{display:grid;grid-template-columns:1fr 40px 1fr;gap:10px}.airports input{text-transform:uppercase;font-size:22px;font-weight:650;letter-spacing:.04em}.airport-name{font-size:13px;line-height:1.4;color:var(--muted);min-height:37px;margin:8px 0}.choice{font-size:13px;margin-top:8px}#swap{align-self:start;margin-top:31px;font-size:24px;border:0;background:transparent;color:var(--muted);cursor:pointer}.hint{font-size:13px;color:var(--muted);margin:5px 0 22px}details summary{cursor:pointer;font-size:14px;font-weight:650;min-height:32px}.adjust{display:grid;grid-template-columns:1fr 1fr;gap:15px;margin:17px 0}.adjust input{font-size:16px}.adjust label{font-size:13px}.adjust small{font-size:12px;color:var(--muted);display:block;margin-top:5px}.calculate{width:100%;border:0;background:var(--ink);color:white;border-radius:8px;font:600 16px system-ui;padding:16px;margin-top:19px;cursor:pointer}.calculate:hover{background:#30383e}.calculate:disabled{opacity:.6;cursor:wait}#error{font-size:14px;color:#9b301c;margin:12px 0 0}.route{display:flex;gap:20px;align-items:center;margin:28px 0 38px}.route>span{font-size:24px;font-weight:600}.route-line{flex:1;text-align:center;color:#b0c4ce;font-size:10px;letter-spacing:.08em}.route-line i{display:block;height:1px;background:#698592;position:relative;margin-top:10px}.route-line i:before,.route-line i:after{content:"";width:6px;height:6px;border:1px solid #d69461;background:#20262b;border-radius:50%;position:absolute;top:-3px}.route-line i:before{left:0}.route-line i:after{right:0}.primary .eyebrow{color:var(--green)}.big{font-size:clamp(40px,5vw,64px);font-weight:550;letter-spacing:-.04em;line-height:1.25;margin:12px 0}.primary p{font-size:14px;color:#bed0da;margin:0 0 32px}.metrics{display:grid;grid-template-columns:1fr 1fr;gap:22px;padding:25px 0;border-top:1px solid #3b5362;border-bottom:1px solid #3b5362}.metrics span{font-size:13px;color:#bed0da;display:block}.metrics strong{font-size:24px;font-weight:550;display:block;margin-top:6px}.breakdown{font-size:13px;margin-top:22px;color:#e1ecef}.secondary{font-size:12px;color:#b0c4ce;margin-bottom:0}footer{margin-top:30px;color:var(--muted);font-size:13px}footer p{max-width:1000px}a{color:inherit;text-underline-offset:3px}[hidden]{display:none!important}@media(max-width:760px){main{padding:20px}.intro{display:block}.intro p{margin-top:16px}.workspace{grid-template-columns:1fr}.inputs,.results{padding:23px}header>.eyebrow{display:none}.airports{grid-template-columns:minmax(0,1fr) 30px minmax(0,1fr);gap:6px}.route>span{font-size:22px}.big{font-size:48px}}@media(prefers-reduced-motion:no-preference){button{transition:background .15s}}

.brand{text-decoration:none;letter-spacing:normal;font-weight:400;gap:13px;min-width:0}.brand-mark{position:relative;width:43px;height:48px;display:grid;place-items:center;flex:0 0 auto}.mark-letter{font-family:Georgia,"Times New Roman",serif;font-size:47px;line-height:1;font-weight:700;letter-spacing:-.12em}.mark-letter::after{content:"";position:absolute;width:3px;height:24px;left:20px;top:15px;background:repeating-linear-gradient(to bottom,currentColor 0 4px,transparent 4px 8px);opacity:.65}.mark-route{position:absolute;width:48px;height:14px;border-top:2px solid #bc6f36;border-radius:50%;transform:rotate(-12deg);left:-2px;top:26px}.mark-route::after{content:"";width:6px;height:6px;position:absolute;right:-1px;top:-4px;background:#bc6f36;border-radius:50%}.brand-copy{display:flex;flex-direction:column;line-height:1.2}.brand-name{font-family:Georgia,"Times New Roman",serif;font-size:22px;letter-spacing:.03em}.brand-name strong{color:#bc6f36}.brand-endorsement{margin-top:7px;font-size:12px;color:var(--muted);letter-spacing:.04em}.resource-link{font-size:14px;text-decoration:none;border-bottom:1px solid #bc6f36;padding-bottom:4px}.resource-label{color:#9a5324!important;font-size:12px!important;margin:0 0 12px!important}.intro{align-items:center}.intro>div{max-width:600px}.intro h1{font-family:Georgia,"Times New Roman",serif;font-weight:400;font-size:clamp(30px,3.6vw,43px);letter-spacing:-.025em}.inputs,.results{border-radius:8px}.calculate{background:#bc6f36}.calculate:hover{background:#9a5324}.results .route-line{font-size:12px}.resource-note{display:flex;flex-direction:column;gap:5px;padding:18px 0;margin-bottom:16px;border-bottom:1px solid var(--line);font-size:14px}.resource-note strong{color:var(--ink)}.footer-brand{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;border-top:1px solid var(--line);padding:18px 0;margin-top:22px;font-size:14px}.airport-name,.hint,.choice,.adjust label,.metrics span,.breakdown{font-size:14px}input,select{min-width:0}.workspace>*{min-width:0}.brand-name{white-space:normal}@media(max-width:480px){main{padding:16px}.brand-name{font-size:18px}.brand-endorsement{max-width:200px}.brand{gap:10px}.resource-link{font-size:14px}header{gap:12px}.inputs,.results{padding:20px}.intro p{max-width:none}.airports input{padding:10px;font-size:20px}.intro h1{font-size:32px}}

.map-section{margin-top:24px;background:white;border:1px solid var(--line);border-radius:8px;overflow:hidden}.map-heading{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:20px 24px;flex-wrap:wrap}.map-heading span{font-size:14px;color:var(--muted)}#routeMap{height:440px;background:#e8eef0;isolation:isolate}.map-legend{display:flex;gap:26px;flex-wrap:wrap;padding:18px 24px 8px;font-size:14px}.map-legend span{display:flex;align-items:center;gap:10px}.map-legend img{width:70px;height:35px;object-fit:contain}.map-note{font-size:14px;color:var(--muted);margin:6px 24px 20px}#mapEmpty{padding:24px}.leaflet-container{font-family:inherit}.leaflet-control-attribution{font-size:12px}@media(max-width:480px){#routeMap{height:350px}.map-heading{padding:18px}.map-legend{padding:16px 18px 8px;gap:12px}.map-note{margin-left:18px;margin-right:18px}}

/* Compact route labels and fixed map credit. */
.leaflet-tooltip.airport-label{background:white;color:var(--ink);border:1px solid #d9e2e6;border-radius:4px;box-shadow:0 1px 4px #20262b20;padding:2px 6px;font-size:14px;line-height:20px;font-weight:650}.map-courtesy{width:190px;padding:10px 12px;background:#ffffffed;border:1px solid #d9e2e6;border-radius:6px;box-shadow:0 1px 5px #20262b15;pointer-events:none}.leaflet-container .map-courtesy img{display:block;width:140px;height:34px;max-width:100%!important;object-fit:contain;margin-bottom:5px}.map-courtesy span{display:block;font-size:12px;line-height:16px;color:#46505a}.map-note{margin-top:16px}@media(max-width:480px){.map-courtesy{width:170px;padding:8px 10px}.leaflet-container .map-courtesy img{width:125px;height:30px}}

.add-stop,.remove-stop{font:600 14px system-ui;cursor:pointer;border:1px solid #b8c8d1;border-radius:6px;background:white;color:var(--ink);padding:10px 14px;min-height:44px}.add-stop{margin:10px 0}.stop-row{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:12px;margin-top:12px}.stop-row input{text-transform:uppercase}.remove-stop{align-self:start;margin-top:28px}.stop-row .airport-name{min-height:0}#legResults{overflow-x:auto;margin-top:22px}#legResults table{width:100%;border-collapse:collapse;font-size:14px}#legResults caption{text-align:left;font-weight:650;margin-bottom:10px}#legResults th,#legResults td{text-align:left;padding:10px 6px;border-bottom:1px solid #3b5362}#legResults th{color:#bed0da}.map-heading span{overflow-wrap:anywhere} .route>span{overflow-wrap:anywhere;min-width:0}

.disclaimer-link{font-size:14px;margin:0 0 18px;color:#9a5324}.disclaimer{margin-top:24px;padding:24px;background:white;border:1px solid var(--line);border-radius:8px;scroll-margin-top:24px;color:var(--ink);font-size:16px;line-height:1.6}.disclaimer h2{font-size:20px}.disclaimer p:last-child{margin-bottom:0}.disclaimer:target{border-color:#bc6f36}.disclaimer:focus{outline:2px solid #bc6f36;outline-offset:3px}

.result-disclaimer{margin-top:24px;padding-top:18px;border-top:1px solid #3b5362;color:#bed0da;font-size:14px;line-height:1.5}.result-disclaimer strong{display:block;color:#d69461;font-size:14px}.result-disclaimer p{margin:8px 0}.result-disclaimer a{display:inline-block;color:white}.result-copyright{display:block;margin-top:10px;font-size:12px}.map-courtesy .map-estimate-notice{margin-top:6px;padding-top:6px;border-top:1px solid #d9e2e6}.map-courtesy .map-copyright{margin-top:4px}.map-courtesy{width:210px}@media(max-width:480px){.map-courtesy{width:180px}}

.acceptance{margin-top:22px;padding:16px;background:#f6f3ee;border:1px solid var(--line);border-radius:8px;font-size:14px;line-height:1.5}.acceptance-heading{display:flex;align-items:flex-start;gap:12px}.acceptance input[type=checkbox]{width:22px;height:22px;min-height:22px;flex:0 0 22px;margin:3px 0 0;accent-color:#bc6f36}.acceptance label{font-size:14px;font-weight:400;margin:0}.acceptance a{color:#86431c;font-weight:650;text-decoration:underline}.acceptance p{margin:12px 0 0}.disclaimer h3{font-size:16px;margin:20px 0 6px}.terms-version{font-size:14px;color:var(--muted)}

.range-input{margin:16px 0}.range-exceeded{color:#b42318!important}.range-note{display:block;font-size:14px;line-height:1.5;margin:8px 0 0;font-weight:500}.range-input .hint{margin-top:6px}