:root{color-scheme:light;--ink:#183e35;--body:#344c43;--muted:#52665c;--line:#ced5c8;--paper:#f4f5ed;--tile:#fffef8;--leaf:#c9ed94;--bright:#baed80;--rust:#984b32;--gold:#be6e21;--teal:#18745a}
*{box-sizing:border-box}
body{margin:0;background:var(--paper);color:var(--ink);font:15px/1.45 -apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif}
button,select,textarea{font:inherit;color:inherit}
button,select{cursor:pointer}
button:focus-visible,select:focus-visible,textarea:focus-visible,.skip:focus-visible{outline:3px solid #ab511d;outline-offset:3px}
button{border-radius:5px;border:1px solid var(--line);font-weight:680}
button:hover{filter:brightness(.95)}
button:active{transform:translateY(1px)}
[hidden]{display:none!important}
.skip,.sr-only{position:absolute;left:-10000px;width:1px;height:1px;overflow:hidden}
.skip:focus{z-index:3;left:10px;top:8px;width:auto;height:auto;background:white;padding:10px}
.mast{background:#163e35;color:white;border-bottom:3px solid #bedf9b}
.mast-inner,main{max-width:1460px;padding-inline:clamp(20px,4.2vw,68px);margin:auto}
.mast-inner{height:58px;display:flex;align-items:center;justify-content:space-between}
.signature,.mast-meta,.eyebrow,.actions,.panel-header,.legend,.metric,.modal-actions,.modal-top,.lift-row,.repair-line,.gain-number,.mode-actions,footer{display:flex;align-items:center}
.signature{gap:11px;font-size:23px;letter-spacing:-1.1px;font-weight:400}
.signature b{font-weight:745}
.mast-meta,.eyebrow,.pill,.index-glyph,.rank-tag,.num,.small-caps,.map-zone,.status-label,footer,.mode-hint{font-family:ui-monospace,SFMono-Regular,Consolas,monospace}
.mast-meta{gap:9px;letter-spacing:.04em;font-size:11px;color:#e3eddc}
.dot{background:var(--bright);width:7px;height:7px;border-radius:50%}.divider{width:1px;height:13px;background:#83a697;margin:0 6px}
.intro{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:clamp(18px,2.7vh,34px) 0}
.eyebrow,.small-caps,.rank-tag{color:var(--muted);text-transform:uppercase;font-size:10px;font-weight:750;letter-spacing:.115em}
.eyebrow{gap:8px}.bar{width:19px;height:3px;background:#5c884e}
h1,h2,h3,p{margin:0}
h1{font-size:clamp(36px,3.5vw,52px);line-height:1.08;letter-spacing:-.06em;font-weight:730;margin:4px 0}h1 span{color:#66833f}
.intro p{color:var(--body);font-size:15px}.actions{gap:10px}.quiet,.dark,.secondary,.apply,.cancel{padding:9px 13px;min-height:38px}
.quiet{background:transparent}.quiet span,.dark span{font-size:17px;margin-right:2px}.dark{background:var(--ink);color:white;border-color:var(--ink)}.dark span{margin:0 0 0 10px}
.workspace{display:grid;grid-template-columns:minmax(0,1.72fr) minmax(310px,1fr);gap:16px;align-items:start}
.panel{border:1px solid var(--line);border-radius:9px;background:var(--tile);min-width:0;overflow:hidden}
.panel-header{padding:15px 19px 12px;justify-content:space-between;gap:10px}
h2{font-size:24px;line-height:1.2;letter-spacing:-.045em;font-weight:710;margin-top:3px}
.pill{padding:4px 8px;border:1px solid #c1d2b7;color:#34563c;border-radius:3px;font-size:10px;line-height:1.4;font-weight:680}
.pill.preview{background:#e1f2c3}
.map-card{align-self:stretch;display:flex;flex-direction:column}
.map-surface{background:#f2f3e8;border-block:1px solid var(--line);display:grid;align-items:center;flex:1}
#atlas{display:block;width:100%;height:auto}
.map-zone{font-size:8.6px;letter-spacing:1.9px;font-weight:700;fill:#647760}
.map-label{font:700 12px -apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;fill:#203d33;paint-order:stroke;stroke:#f2f3e8;stroke-width:4px;stroke-linejoin:round}
.map-label.lift{font-size:10.8px;font-weight:750}
.legend{padding:9px 16px;gap:8px 20px;flex-wrap:wrap;font-size:11px;font-weight:640;color:var(--body)}
.legend span{display:flex;align-items:center;gap:6px}.line{display:inline-block;width:22px;border-top:3px solid var(--teal)}.line.awaiting{border-color:#68766b;border-top-style:dashed}.line.stairs{border-color:var(--rust);border-top-style:dotted}.line.gain{border-color:#78a82e}
.index-glyph{font-size:22px;color:#60825c}
.priority{align-self:stretch}.metric{border-block:1px solid var(--line);justify-content:space-between;background:#e9eee3;padding:6px 18px;font-size:12px;font-weight:640}.metric strong{font-size:17px;letter-spacing:-.055em}.metric small{font-size:13px;color:var(--muted)}
.policy{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:10px 18px 2px}
.select-label,.policy label{color:var(--muted);font-size:11px;font-weight:700}.route .select-label{display:grid;gap:3px}
select{padding:5px 21px 5px 7px;border:1px solid #a9b9a7;background:var(--tile);border-radius:4px;max-width:100%;font-size:12px;min-height:30px;font-weight:600}
#ranking{padding:8px 13px 12px}
.repair{padding:10px 12px;border:1px solid var(--line);border-radius:6px;background:white}
.repair+.repair{margin-top:6px}
.repair.top{background:#e6f2cd;border-color:#b4cb97}
.repair.previewing{border-color:#4f723b;box-shadow:inset 3px 0 #577e32}
.repair-line{justify-content:space-between;gap:8px}.repair h3{font-size:20px;line-height:1.16;letter-spacing:-.045em}.rank-tag{font-size:9px;color:#375e3d}
.gain-number{font-size:28px;font-weight:750;line-height:1;letter-spacing:-.08em;white-space:nowrap}
.repair p{font-size:12px;line-height:1.4;margin:4px 0;color:var(--body)}
.repair .gain-caption{font-size:10px;margin:0}
.mode-actions{gap:8px;margin-top:7px;justify-content:space-between}.mode-actions button{padding:5px 8px;min-height:29px;font-size:11px}
.secondary,.cancel{background:var(--tile);border-color:#a6b99b}.apply{background:var(--ink);color:#fff;border-color:var(--ink)}
.mode-hint{font-size:10px;color:var(--muted)}.status-label{font-size:9px;letter-spacing:.06em;text-transform:uppercase;color:#36573d;font-weight:700}
.compact{padding:14px 18px 7px}.compact h2{font-size:21px}
#route-result{padding:3px 18px 15px;color:var(--body);font-size:13px}
.route-state{display:block;font-size:11px;font-weight:700;margin-bottom:4px;color:var(--teal)}
.route-state.blocked{color:var(--rust)}
.route-steps{display:flex;align-items:center;flex-wrap:wrap;gap:3px 5px;list-style:none;padding:0;margin:0}
.route-steps li{display:flex;align-items:center;gap:5px}
.route-steps li+li:before{content:'→';color:#607966}
#controls{padding:0 18px 9px}
.lift-row{justify-content:space-between;min-height:34px;gap:8px;border-top:1px solid #e4e8de}
.lift-row span{font-size:12px;font-weight:630}
.toggle{font-size:11px;line-height:1.2;background:#f6e8dc;color:#683a24;border-color:#d4b99c;min-height:25px;padding:4px 7px}
.toggle.open{background:#e5f0df;color:#285238;border-color:#becfb5}
.empty{padding:20px 10px;color:var(--body)}.empty h3{color:var(--ink);font-size:20px}.empty p{font-size:13px;margin-top:5px}
footer{justify-content:space-between;gap:10px;margin:16px 0 22px;padding-top:12px;border-top:1px solid var(--line);color:var(--muted);font-size:10px}
dialog{width:min(540px,94vw);max-height:90vh;overflow:auto;border:1px solid var(--line);border-radius:9px;padding:22px;background:var(--tile);color:var(--ink);box-shadow:0 18px 60px #18392d40}dialog::backdrop{background:#14352975}.modal-top,.modal-actions{justify-content:space-between;gap:9px}dialog p{margin:10px 0;color:var(--body);font-size:13px}
textarea{background:#edf2e7;width:100%;padding:12px;border:1px solid #b6c7ad;border-radius:4px;font-size:13px;line-height:1.55;resize:vertical}.modal-actions{margin-top:10px}.modal-actions span{font-size:12px;color:var(--teal)}
@media(min-width:1500px){.map-surface{max-height:440px}.priority .repair{padding:15px}.priority #ranking{padding:12px 16px 16px}.mast-inner{height:64px}}
@media(max-width:950px){.workspace{grid-template-columns:minmax(0,1.5fr) minmax(282px,1fr);gap:12px}.mast-inner,main{padding-inline:20px}.map-surface{min-height:220px}.legend{gap:5px 10px}.panel-header{padding:12px}.policy{padding-inline:12px}}
@media(max-width:720px){.workspace{grid-template-columns:minmax(0,1fr)}.mast-meta{font-size:9px}.mast-inner,main{padding-inline:14px}.intro{align-items:flex-start;flex-direction:column;gap:11px}.actions button{padding:6px 10px;min-height:32px;font-size:12px}.map-surface{min-height:0}.map-card .panel-header{padding:11px 13px}.map-card h2{font-size:21px}.legend{font-size:10px}.route{grid-row:3}.mast-inner{height:48px}.signature{font-size:20px}.signature svg{width:33px;height:29px}footer{align-items:flex-start;flex-direction:column}.compact{gap:7px}.route .select-label{max-width:46%}}
@media(max-width:375px){.mast-meta .divider,.mast-meta .divider~*{display:none}.mast-meta{font-size:0;gap:0}.panel-header h2{font-size:19px}.legend{padding-inline:9px;gap:6px}}
.footer-button{font:inherit;text-decoration:underline;text-underline-offset:3px;background:transparent;border:0;padding:5px 8px}
.data-actions{display:flex;flex-wrap:wrap;align-items:start;gap:12px;margin:16px 0}.file-label{display:grid;gap:4px;font-size:12px;font-weight:650}.file-label input{max-width:100%;font-size:12px}#data-message{min-height:1.4em;color:var(--rust)}