:root{--bg:#eff1ed;--card:#fafbf8;--ink:#1b2a32;--muted:#5a6b72;--line:#d4d9d2;--accent:#bf3c18;--blue:#18788e;--soft:#e2e7df;color-scheme:light dark}
@media(prefers-color-scheme:dark){:root{--bg:#0c1519;--card:#131f26;--ink:#e7edea;--muted:#a5b5bb;--line:#34434a;--accent:#ff805b;--blue:#60c5d9;--soft:#23342c}}
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var(--accent)}.hero{padding-top:64px;padding-bottom:40px}.eyebrow{color:var(--accent);font:11px/1.5 ui-monospace,monospace;letter-spacing:.12em;text-transform:uppercase}h1,h2,h3{font-family:Futura,"Avenir Next",system-ui,sans-serif;line-height:1.15}h1{font-size:clamp(38px,6vw,74px);letter-spacing:-.035em;margin:20px 0}h1 em{font-style:normal;color:var(--accent)}h2{font-size:clamp(25px,3vw,38px);margin:0}h3{font-size:22px;margin:12px 0 20px}.lede{font-size:21px;max-width:760px;color:var(--muted)}.notice{border-left:3px solid var(--accent);background:var(--card);padding:18px 22px;font-size:14px;max-width:940px}.journey{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}.journey a{font:12px system-ui,sans-serif;padding:11px 15px;border:1px solid var(--line);border-radius:30px;text-decoration:none}section{padding-top:48px!important;padding-bottom:48px!important;scroll-margin-top:85px}.section-head{display:flex;align-items:baseline;gap:16px}.section-head>span{font:13px ui-monospace,monospace;color:var(--accent)}.intro{max-width:770px;color:var(--muted);margin-bottom:28px}.lab-grid{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);gap:22px;align-items:start}.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:24px;min-width:0}.controls{display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:start}label{display:block;font:13px/1.5 system-ui,sans-serif}select{display:block;width:100%;margin-top:8px;font-size:14px}.controls>label{flex:1;min-width:160px}svg{display:block;width:100%;height:auto;color:var(--ink);margin:22px 0 12px}.reservoir{fill:var(--soft);stroke:var(--muted);stroke-opacity:.4}.corridor{stroke:#b5a561;stroke-width:46;opacity:.35;fill:none;stroke-linecap:round}.barrier{stroke:var(--muted);stroke-width:7;stroke-dasharray:10 7}.map-note{font:9px ui-monospace,monospace;fill:var(--muted)}.well-label{font:bold 14px system-ui,sans-serif;fill:var(--ink);paint-order:stroke;stroke:var(--card);stroke-width:4px}.legend{display:flex;flex-wrap:wrap;gap:10px 18px;font:12px system-ui,sans-serif;color:var(--muted)}.legend i{display:inline-block;width:10px;height:10px;margin-right:7px;border-radius:50%}.injector-key{background:var(--accent)}.producer-key{background:var(--blue)}.baseline-key{background:var(--muted)}.small{font-size:13px;color:var(--muted);line-height:1.65}.callout{border-left:3px solid var(--accent);padding:0 0 0 16px;margin-top:24px;font-size:14px}.callout p{margin-bottom:0}.relationship{display:grid;grid-template-columns:50px 1fr 65px;gap:10px;align-items:center;margin:12px 0;font:12px ui-monospace,monospace}.relationship-track{height:7px;background:var(--soft);border-radius:10px;overflow:hidden}.relationship-track span{display:block;height:100%;background:var(--blue)}.method{border:1px solid var(--line);border-radius:10px;margin-top:24px;padding:18px 22px;font-size:15px}.method summary,details summary{cursor:pointer;font-family:system-ui,sans-serif}.band{background:var(--card);border-block:1px solid var(--line)}input[type=range]{display:block;min-height:44px;width:100%;accent-color:var(--accent)}output{float:right;font-weight:700}.metrics{display:grid;grid-template-columns:1fr 1fr;gap:15px;margin:24px 0}.metrics div{border-top:1px solid var(--line);padding-top:14px}.metrics span,.metrics small{display:block;font:12px/1.5 system-ui,sans-serif;color:var(--muted)}.metrics strong{display:block;font:30px/1.6 ui-monospace,monospace}.table-scroll{overflow-x:auto;margin:22px 0;border:1px solid var(--line);border-radius:10px}table{border-collapse:collapse;width:100%;font:13px/1.6 system-ui,sans-serif;text-align:left}caption{text-align:left;padding:14px;color:var(--muted);font-size:12px}th,td{padding:12px 14px;border-top:1px solid var(--line)}thead{background:var(--soft)}th{font-weight:600}td{font-variant-numeric:tabular-nums}.scenario-controls{display:grid;grid-template-columns:2fr 1fr auto;gap:24px;align-items:center}.scenario-summary{padding:15px 0;font-family:system-ui,sans-serif}.candidate-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.candidate{border:1px solid var(--line);border-radius:12px;padding:22px;background:var(--bg)}.candidate h3{margin-top:10px}.candidate p{font-size:15px}.tag{font:10px ui-monospace,monospace;text-transform:uppercase;letter-spacing:.07em;border:1px solid var(--line);padding:5px 8px;border-radius:20px}.export-row{display:flex;align-items:center;gap:20px;flex-wrap:wrap;margin-top:24px}.export-row button{background:var(--ink);color:var(--card);font-size:14px}.closing p{max-width:780px;color:var(--muted)}.closing a{display:inline-block;margin:12px 25px 0 0;font-size:14px}footer{border-top:1px solid var(--line);padding-top:25px!important;padding-bottom:25px!important;font-size:12px;color:var(--muted)}
@media(max-width:850px){.site .wrap{flex-wrap:wrap;gap:8px 14px}.site .brand{flex-basis:100%}.lab-grid{grid-template-columns:1fr}.scenario-controls{grid-template-columns:1fr 1fr}.scenario-controls>div{grid-column:1/-1}section{scroll-margin-top:120px}.candidate-grid{grid-template-columns:1fr}.wrap{padding-inline:18px}.card{padding:18px}.hero{padding-top:38px}.metrics strong{font-size:26px}.site .wrap{font-size:10px;letter-spacing:.04em}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}