/* Refined editorial interface — material-first isometric illustrations. */
:root{--paper:#f4f6f3;--ink:#243d35;--muted:#617068;--rule:#e0e6df;--lime:#d4e9ae;--green:#426b4f;--sage:#f0f5e9}
body{font-size:14px;-webkit-font-smoothing:antialiased}
header{background:#fff;padding:16px 32px;min-height:70px}
.brand strong{font-size:27px;letter-spacing:-1.3px}
.brandmark{isolation:isolate}
.brand span.subbrand{font-size:9px;letter-spacing:1.2px;line-height:1.65}
.topnote{font:11px var(--sans);letter-spacing:0;text-transform:none;color:#627466}
.status-dot{width:6px;height:6px;box-shadow:0 0 0 4px #edf3e9}
.text-button{border:1px solid var(--rule);padding:9px 14px;border-radius:7px;font-size:12px;background:#fff;transition:background .2s}
.text-button:hover{background:var(--sage)}
.icon-button{width:34px;height:34px;min-width:34px;color:var(--muted)}
main{max-width:1680px;padding:27px 32px 18px}
.intro{align-items:center;gap:40px;margin-bottom:26px}
.eyebrow{font:10px var(--mono);letter-spacing:1.2px;margin-bottom:10px;color:#748078}
h1{font-size:clamp(29px,2.7vw,43px);letter-spacing:-1.6px;line-height:1.15;font-weight:500}
h1 em{color:#5b7556}
.intro p.lead{font-size:13px;line-height:1.7;max-width:375px;color:#657069}
.workspace{border:1px solid #dce3db;background:#fff;border-radius:12px;box-shadow:0 4px 20px #23372c04}
.toolbar{min-height:64px;padding:12px 20px;background:#fff}
.tabs{background:#f1f4ef;padding:4px;border-radius:8px;gap:3px}
.tab{padding:8px 16px;border-radius:5px;font-size:12px;font-weight:550;color:#69736d}
.tab span{font-size:10px;opacity:.6;margin-right:8px}
.tab[aria-selected=true]{background:#fff;color:var(--ink);box-shadow:0 1px 4px #1c372012,0 0 0 1px #20352705}
.tab[aria-selected=true] span{color:#628145;opacity:1}
.configuration{font-size:11px;gap:12px}
.configuration select{border-radius:6px;padding:9px 28px 9px 12px;background:#fff;font-size:11px}
.main-grid{grid-template-columns:minmax(0,1fr) 320px;min-height:565px}
.map-column{background:radial-gradient(ellipse at 48% 48%,#fff 0%,#fafbf8 76%)}
.map-caption{padding:18px 24px 0;align-items:center;gap:8px;flex-wrap:wrap}
.map-caption .eyebrow{font:10px var(--sans);font-weight:500;letter-spacing:.3px;color:#738077}
.legend{gap:13px;font-size:10px;color:#6a756d}
.swatch{border-radius:2px;background:#b9c4bd;width:7px;height:7px}
.swatch.ours{border:none;background:#90b15b}
.swatch.residue{background:#cba579}
.map-svg{min-width:640px;max-height:650px}
.map-svg .station{cursor:pointer;outline:none}
.map-svg .station:focus-visible .platform{stroke:#48663b;stroke-width:2.5}
.map-svg .platform{fill:url(#platform);stroke:#dee5dc;stroke-width:.65}
.map-svg .station.own .platform{fill:url(#platform)}
.map-svg .station.selected .platform{fill:url(#selected-platform);stroke:#9bb57e;stroke-width:1}
.station .station-art{filter:url(#object-shadow);transition:transform .3s}
.station.selected .station-art{transform:translateY(-4px)}
.station:hover .station-art{transform:translateY(-6px)}
.station.dimmed{opacity:.34}
.map-svg .label{font-size:17px;font-weight:550;letter-spacing:-.3px;paint-order:stroke;stroke:#fafbf8;stroke-width:4;stroke-linejoin:round}
.map-svg .sublabel{font:11px var(--sans);letter-spacing:0;fill:#75816f;paint-order:stroke;stroke:#fafbf8;stroke-width:3}
.map-svg .number-bg{fill:#fff;stroke:#d8e0d4;stroke-width:.8}
.map-svg .num{font:10px var(--mono);fill:#748169}
.map-svg .selected .number-bg{fill:#2f4b3d;stroke:#2f4b3d}
.map-svg .connector{stroke:#b3c4ab;stroke-width:1.8}
.map-svg .connector.residual{stroke:#c8a275;stroke-width:1.5;stroke-dasharray:4 6}
.map-svg .data-link{stroke:#8fa680;stroke-dasharray:2 7}
.flow-dot{fill:#779358;opacity:.75}
.map-bottom{padding:12px 22px 16px;font-size:9px;letter-spacing:.2px;color:#859082}
.map-hint{color:#798476}
.map-controls{gap:0;padding:2px;background:#fff;border:1px solid #dde4d9;border-radius:6px;box-shadow:0 2px 5px #33442204}
.map-controls button{border:none;width:29px;height:27px;border-radius:4px;color:#63735c}
.map-controls button:hover:not(:disabled){background:#eef3e8}
.sidebar{background:#fff;padding:24px;border-color:#e2e7df}
.detail-top{margin-bottom:22px;gap:8px}
.detail-index{font:11px var(--mono);color:#7b877a}
.ownership{font:10px var(--sans);letter-spacing:0;text-transform:none;padding:5px 9px;border:0;background:#f1f4ef;border-radius:5px;color:#61715d}
.ownership.ours{background:#ecf4de;color:#537238}
.ownership.residue{background:#f6eee3;color:#927144}
.sidebar h2{font-size:29px;line-height:1.17;letter-spacing:-1.1px;font-weight:500;margin-bottom:15px}
.detail-copy{font-size:13px;line-height:1.8;color:#647166;margin-bottom:21px}
.detail-rows{margin-bottom:12px}
.detail-row{padding:14px 0}
.detail-row .key{font:10px var(--sans);letter-spacing:0;text-transform:none;color:#7c8878;margin-bottom:5px}
.detail-row .value{font-size:12px;line-height:1.7;color:#3b5041}
.detail-note{background:#f6f8f2;border:1px solid #e8eddf;border-radius:7px;padding:13px 14px;font-size:11px;color:#718064;line-height:1.7;margin-bottom:22px}
.detail-note strong{font-weight:550;color:#4b623e;margin-bottom:4px}
.detail-progress{gap:5px;margin-bottom:12px}
.detail-progress i{height:2px;border-radius:1px;background:#e8ede2}
.detail-progress i.active{background:#8baa69}
.step-controls .next{border-radius:6px;font-size:11px;padding:10px 13px;background:#2e493b}
.step-controls .back{font-size:11px;color:#73816b}
.storybar{padding:13px 20px;gap:20px;background:#fff}
.play{font-size:11px;color:#455b3c;padding-right:18px;border-right:1px solid #e4e9df}
.play-icon{background:#f3f6ef;border:0!important;width:28px!important;height:28px!important}
.stage-nav button{font-size:11px;padding:7px 8px;border-radius:5px;gap:7px;color:#7a8573;min-height:32px}
.stage-nav button:hover{background:#f6f8f1}
.stage-nav button b{font-size:9px;color:#9aa58f}
.stage-nav button[aria-current=step]{background:#eef4e4;color:#456036}
.stage-nav button[aria-current=step] b{padding:0;background:none;color:#6a8850}
.stage-line{max-width:15px;background:#e9ede4}
.bottom{gap:28px;padding:25px 0 22px}
.bottom article{grid-template-columns:24px 1fr;gap:10px}
.bottom h3{font-size:12px;color:#4e6045;font-weight:550}
.bottom p{font-size:11px;color:#7b8674;max-width:350px;line-height:1.7}
.bottom .n{font-size:9px;color:#a2ad96}
footer{border-color:#e0e6db;font:9px var(--sans);letter-spacing:.2px;color:#8a957e}
.sources-button{font:10px var(--sans)}
@media(min-width:1500px){.main-grid{grid-template-columns:minmax(0,1fr) 350px}.sidebar{padding:30px}.sidebar h2{font-size:32px}.detail-copy{font-size:14px}}
@media(max-width:1150px){header{padding:14px 22px}main{padding:24px 22px 16px}.main-grid{grid-template-columns:minmax(0,1fr) 290px}.sidebar{padding:22px}.sidebar h2{font-size:27px}.stage-nav button{font-size:10px;padding:7px 5px}.map-caption{padding:16px 18px 0}.intro p.lead{max-width:300px}}
@media(max-width:850px){.main-grid{grid-template-columns:1fr}.sidebar{padding:24px;gap:0 28px}.map-svg{min-width:750px}.map-viewport{max-height:520px}.stage-nav button{padding:7px 11px}.intro p.lead{max-width:250px}.map-caption{flex-wrap:wrap}.bottom{gap:20px}}
@media(max-width:550px){header{padding:13px 16px}.brand span.subbrand{display:none}.brand strong{font-size:25px}.text-button{font-size:11px;padding:8px 10px}main{padding:22px 12px 14px}.intro{margin:0 5px 22px}.intro h1{font-size:30px;letter-spacing:-1.1px}.intro p.lead{max-width:none;font-size:12px}.toolbar{padding:10px}.tabs{gap:0}.tab{padding:9px 12px;font-size:11px}.configuration{padding:10px 2px 0}.configuration select{padding:8px 24px 8px 8px}.map-caption{padding:15px 15px 2px}.map-caption .eyebrow{font-size:9px}.legend{font-size:9px;gap:12px}.map-viewport{height:470px}.map-svg{min-width:750px}.map-bottom{padding:10px 14px;font-size:8px}.map-bottom>span:last-child{display:none}.sidebar{padding:23px}.sidebar h2{font-size:29px}.detail-copy{font-size:13px}.detail-row .value{font-size:12px}.storybar{padding:11px}.play{border:none;padding:0}.stage-nav button{padding:7px 12px}.bottom{padding:23px 5px;gap:20px}.bottom p{max-width:none}.bottom h3{font-size:13px}footer{font-size:8px;line-height:1.5}}
@media(min-width:851px){.presentation .main-grid{height:calc(100dvh - 224px);min-height:360px}.presentation .map-svg{min-width:0;max-height:none;height:100%}.presentation .sidebar{padding:20px 24px}.presentation .sidebar h2{font-size:27px}.presentation .detail-note{font-size:11px}.presentation .detail-top{margin-bottom:19px}.presentation .detail-copy{font-size:12px}.presentation .detail-row{padding:11px 0}}
@media print{.workspace{box-shadow:none}.map-svg{min-width:0}.main-grid{grid-template-columns:1fr 270px}.map-column{background:#fff}.station-art{filter:none}}