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@keyframes eng-in{from{opacity:.4;transform:translateY(5px)}to{opacity:1;transform:none}}@keyframes eng-drawer{from{transform:translateX(22px);opacity:.6}to{transform:none;opacity:1}}@keyframes eng-bar{from{transform:scaleX(.1)}to{transform:scaleX(1)}}
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.eng-equipment{cursor:pointer}.eng-equipment rect{fill:#fff;stroke:#cdd9c5;stroke-width:1.4;transition:stroke .14s,fill .14s}.eng-equipment:hover rect{fill:#f6f9ef;stroke:#6c8858}.eng-equipment-main rect{fill:#e8efdd;stroke:#a9bc95}.eng-equipment text{font:500 13px 'Instrument Sans',sans-serif;fill:#38512e}.eng-equipment text.eng-svg-small{font:10px 'Instrument Sans',sans-serif;fill:#80906f}.eng-pipe{fill:none;stroke-width:2}.eng-pipe-heat{stroke:#9a7154}.eng-pipe-fuel{stroke:#829563}.eng-pipe-water{stroke:#78929f}.eng-pipe-gas{stroke:#a6afa0}.eng-pipe-power{stroke:#ad9b54}.eng-unconfirmed{stroke-dasharray:5 4}.eng-stream-title{font:10px 'Instrument Sans',sans-serif;fill:#70845f}.eng-pump{cursor:pointer}.eng-pump circle{fill:white;stroke:#78929f;stroke-width:1.5}.eng-pump path{fill:#e3ebed;stroke:#78929f;stroke-width:1}.eng-equipment:focus-visible rect,.eng-pump:focus-visible circle{stroke:#234d33;stroke-width:3}.eng-diagram svg{min-width:620px}
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.eng-mobile-toggle{display:none}@media(max-width:760px){.eng-sidebar>.eng-back{grid-column:1}.eng-mobile-toggle{display:flex;grid-column:2;color:#dde8d2;background:#ffffff0d;border-color:#ffffff20;justify-content:center}.eng-sidebar .eng-tree-title,.eng-sidebar .eng-search,.eng-sidebar .eng-tree{display:none}.eng-nav-open .eng-tree-title{display:flex}.eng-nav-open .eng-search{display:flex}.eng-nav-open .eng-tree{display:block}.eng-brand img{width:85px}.eng-project{align-self:center}}
.eng-muted,.eng-metric>span,.eng-meta,.eng-eyebrow,.eng-value-source .eng-btn,.eng-card-heading>span,.eng-diagram-caption{color:#65715e}.eng-metric em,.eng-shell td small,.eng-file p{color:#727e68}.eng-diagram-drawer{width:min(1100px,96vw)}.eng-diagram-drawer .eng-diagram svg{min-width:900px}.eng-diagram-drawer .eng-drawer-body{display:flex;align-items:center}.eng-diagram-drawer .eng-diagram{width:100%}
.eng-level{display:inline-flex;gap:4px;padding:4px;background:#e9ece3;border-radius:10px;margin:6px 0 20px}.eng-level .eng-btn{border:0;background:transparent;color:#627166}.eng-level .eng-btn.active{background:#fff;color:#233e34;box-shadow:0 1px 4px #193c2412}.eng-detail-toolbar{display:flex;align-items:center;justify-content:space-between;margin:4px 0 22px;gap:16px}.eng-detail-toolbar h2{margin:0 0 5px}.eng-detail-layout{display:grid;grid-template-columns:205px minmax(0,1fr);gap:24px;align-items:start}.eng-detail-nav{position:sticky;top:16px}.eng-detail-group>span{display:block;font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:#788373;margin:16px 12px 9px}.eng-detail-group .eng-btn{width:100%;display:flex;justify-content:space-between;border:0;background:transparent;text-align:left;padding:11px 12px;font-size:13px}.eng-detail-group .eng-btn.active{background:#e6ebdc;color:#253f34}.eng-detail-group small{color:#7c8776}.eng-detail-work{min-width:0}.eng-detail-section{min-height:400px}.eng-detail-section h2{margin:0}.eng-detail-section .eng-card-heading{align-items:start}.eng-detail-section p{font-size:12px;margin:8px 0}.eng-detail-table{width:100%;border-collapse:collapse}.eng-detail-table td,.eng-detail-table th{padding:16px 10px;text-align:left;border-bottom:1px solid #e8eae3;font-size:12px}.eng-detail-table th{font-weight:500;color:#77806e}.eng-detail-table td strong{display:block;font-weight:500}.eng-detail-table td small{display:block;color:#818678;margin-top:5px;max-width:220px;overflow:hidden;text-overflow:ellipsis}.eng-detail-table td:last-child{white-space:nowrap}.eng-detail-table td:last-child .eng-btn{padding:6px 9px;font-size:11px}.eng-section-picker{display:grid;gap:8px;margin-bottom:22px}.eng-section-picker label{display:flex;gap:12px;align-items:start;border:1px solid #e5e8df;border-radius:9px;padding:14px;cursor:pointer}.eng-section-picker input{margin-top:4px;accent-color:#365640}.eng-section-picker strong{display:block;font-size:13px;font-weight:500}.eng-section-picker small{display:block;font-size:11px;color:#798170;margin-top:5px;line-height:1.5}.eng-drawer fieldset{border:0;padding:0;margin:0}.eng-detail-source{border-top:1px solid #e8eae0;margin:24px 0;padding-top:18px}.eng-detail-source>summary{font-size:13px;margin-bottom:12px;cursor:pointer}.eng-detail-bars{display:grid;gap:13px;margin:24px 0 8px;padding-top:18px;border-top:1px solid #e5e9df}.eng-detail-bars>div{display:grid;grid-template-columns:100px minmax(50px,1fr) 130px;align-items:center;gap:14px;font-size:11px}.eng-detail-bars strong{font-weight:500;text-align:right}.eng-detail-bars small{font-weight:400;color:#7a8675}.eng-bar-track{width:100%;height:8px;border-radius:4px;background:#eef1e8}.eng-bar-track rect{fill:#66855a}.eng-review-checks{font-size:12px;line-height:1.7;padding-left:18px}.eng-detail-layout .eng-btn,.eng-level .eng-btn{transition:background .16s ease,color .16s ease,box-shadow .16s ease}.eng-level .eng-btn:focus-visible,.eng-detail-nav .eng-btn:focus-visible{outline:2px solid #77935f;outline-offset:2px}@media(max-width:1050px){.eng-detail-layout{grid-template-columns:1fr}.eng-detail-nav{position:static;display:flex;gap:10px;overflow:auto}.eng-detail-group{min-width:155px}.eng-detail-toolbar{align-items:start;flex-direction:column}}@media(max-width:600px){.eng-level{display:flex}.eng-level .eng-btn{flex:1}.eng-detail-bars>div{grid-template-columns:70px minmax(30px,1fr) 95px;gap:8px}.eng-detail-section{padding:16px}.eng-detail-table{min-width:480px}}@media(prefers-reduced-motion:reduce){.eng-detail-layout .eng-btn,.eng-level .eng-btn{transition:none}}

.eng-connections{display:grid;gap:16px;margin-top:24px}.eng-connections article{padding:20px;background:var(--eng-bg,#f5f5ef);border-radius:10px}.eng-connections small{display:block;color:#65736c;margin-top:6px}.eng-connection-path{display:grid;grid-template-columns:1fr 24px 1fr 24px 1fr;align-items:center;gap:12px;margin-top:20px}.eng-connection-path>span{color:#829b6c;font-size:24px}.eng-transfer{border-left:2px dashed #8ca77c;padding-left:12px}@media(max-width:700px){.eng-connection-path{grid-template-columns:1fr}.eng-connection-path>span{transform:rotate(90deg);width:24px}.eng-transfer{margin-left:8px}}

/* Cost descriptions and actions keep their own lines. */
.eng-results dt{min-width:0;overflow-wrap:anywhere}
.eng-results dt>span{display:block}
.eng-results dt>small{display:flex;align-items:center;gap:7px;font-size:11px;color:var(--eng-muted);margin-top:5px;line-height:1.5}
.eng-results dd{align-self:center;flex-shrink:0}
.eng-row-actions{display:flex;align-items:center;gap:16px;flex-wrap:wrap;min-width:100px}
.eng-row-actions .eng-btn.link{min-height:34px}
.eng-tree-project>summary,.eng-tree-site>summary{cursor:pointer;padding:10px 9px;color:#e0e8d9;font-size:12px;overflow-wrap:anywhere}
.eng-tree-site{margin-left:8px;border-left:1px solid #ffffff20;padding-left:5px}
.eng-tree-group{margin:0 0 8px 8px}
.eng-tree-group>summary{font-size:11px;padding:8px}
.eng-tree-item{padding:10px 8px}
.eng-section-help{font-size:11px;color:var(--eng-muted);margin-top:8px;max-width:48em}
.eng-section-help summary{cursor:pointer}
.eng-section-help p{margin-top:8px;line-height:1.6}
.eng-section-actions .eng-field{margin:0;min-width:145px}
.eng-map{min-width:0}.eng-map .page-title{margin-bottom:20px}.eng-map .map-frame{height:65vh;min-height:520px}.eng-map-actions{display:flex;justify-content:flex-end;margin-top:14px}
.eng-map .map-expanded{z-index:80}.eng-map .map-detail,.eng-map .map-items{font-size:12px}
.eng-tabs{gap:22px;overflow-x:auto}.eng-tabs>.eng-btn{white-space:nowrap}
@media(max-width:1000px){.eng-map .map-frame{grid-template-columns:160px minmax(0,1fr)}.eng-map .map-detail{grid-column:1/-1;max-height:300px}.eng-map .map-frame{height:auto}.eng-map .site-map-canvas{min-height:450px}.eng-row-actions{gap:10px}}
@media(prefers-reduced-motion:reduce){.eng-shell *{animation:none!important;transition:none!important;scroll-behavior:auto!important}}

.eng-tabs{overflow-y:hidden}.eng-tree{scrollbar-width:thin;scrollbar-color:#657c6b transparent}.eng-sidebar{padding-top:24px}.eng-brand{margin-bottom:22px}.eng-tree-title{margin-top:18px}.eng-search{margin-bottom:12px}.eng-tree-project>summary{font-weight:500}.eng-map .map-guidance{font-size:11px;color:var(--eng-muted);margin-top:14px}.eng-map .map-guidance summary{cursor:pointer}.eng-card>.eng-btn[data-eng="more-files"]{margin-top:20px}

.eng-map .page-heading h1,.eng-map .page-title h1,.eng-map h1{font-size:22px}.eng-map .btn{min-height:36px;padding:8px 12px;border-radius:7px;font-size:12px}.eng-map .map-top label,.eng-map .map-toolbar label{font-size:11px}.eng-map select,.eng-map input{font-size:12px;padding:9px 10px}.eng-map .map-toolbar{gap:8px}.eng-map .map-status{font-size:11px}
@media(min-width:1101px){.eng-map .map-expanded .map-frame{min-height:0;height:auto;flex:1}}
.eng-unit-convert{align-self:start;font-size:.78rem;color:var(--muted,#64736c);padding:6px 0}.eng-unit-convert summary{cursor:pointer}.eng-unit-convert[open]{padding:12px;border:1px solid #dce3dd;border-radius:8px}.eng-unit-convert label{display:block;margin:8px 0}.eng-unit-convert input,.eng-unit-convert select{display:block;width:100%;padding:7px;border:1px solid #dce3dd;border-radius:5px;background:#fff}.eng-unit-convert output{display:block;margin-top:8px;color:#183e33}
.eng-library-search{display:flex;gap:10px;margin-bottom:20px}.eng-library-search input{flex:1;min-width:0;border:1px solid #dce3dd;border-radius:7px;padding:10px;background:#fff}.eng-library-value:empty{display:none}.eng-library-value{font-variant-numeric:tabular-nums;margin:6px 0!important;color:#244f40}.eng-convert-field{min-width:0}.eng-convert-field>.eng-field{margin-bottom:0}

.eng-design-notes{border-top:1px solid var(--eng-line);margin-top:18px;padding-top:14px}.eng-design-notes>summary{cursor:pointer;font-size:12px;font-weight:500}.eng-design-notes .eng-note{white-space:pre-line;line-height:1.8;margin-top:12px}

/* Financial model handoff */
.eng-fm .eng-section-actions h2{margin:0}.eng-fm-picker>summary,.eng-fm-section>summary{cursor:pointer;display:flex;justify-content:space-between;gap:20px;font-weight:600;padding:4px 0}.eng-fm-picker>summary span,.eng-fm-section>summary span{color:var(--muted,#67736c);font-size:12px;font-weight:400}.eng-fm-picker .eng-actions{margin:18px 0}.eng-fm-options{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:12px;max-height:320px;overflow:auto}.eng-fm-options label{display:flex;gap:10px;align-items:flex-start;padding:8px;border:1px solid #e3e8e3;border-radius:6px;cursor:pointer}.eng-fm-options input{margin-top:4px;accent-color:#244b35}.eng-fm-options small,.eng-fm-table thead small{display:block;font-size:11px;font-weight:400;margin-top:5px;color:#69766c}.eng-fm-scroll{overflow:auto;max-height:70vh;margin-top:20px}.eng-fm-table{border-collapse:separate;border-spacing:0;min-width:100%;font-size:13px}.eng-fm-table th,.eng-fm-table td{text-align:left;vertical-align:top;padding:12px 16px;border-bottom:1px solid #e5e9e3;min-width:180px;max-width:320px;overflow-wrap:anywhere}.eng-fm-table thead th{position:sticky;top:0;background:#edf2ec;z-index:2}.eng-fm-table th:first-child{min-width:260px;position:sticky;left:0;background:#fff;z-index:1}.eng-fm-table thead th:first-child{z-index:3;background:#edf2ec}.eng-fm-table th:nth-child(2),.eng-fm-table td:nth-child(2){min-width:90px;color:#69766c}.eng-fm-table tbody th{font-weight:500}.eng-fm-note{font-size:11px;margin-top:5px;color:#68746d;font-weight:400}.eng-fm-note summary{cursor:pointer}.eng-fm-note p{max-width:270px;line-height:1.5}.eng-fm-section{margin-top:16px}@media(max-width:650px){.eng-fm-table th:first-child{min-width:170px}.eng-fm-table th,.eng-fm-table td{min-width:150px;padding:10px}.eng-fm-options{grid-template-columns:1fr}}
.eng-shell .eng-fm-options input[type=checkbox]{width:18px;height:18px;min-width:18px;min-height:18px;flex:0 0 18px;margin:3px 0 0;padding:0}.eng-fm-options label>span{flex:1;min-width:0}

/* Engineering preparation */
.eng-preparation{width:min(850px,100%);color:var(--ink,#203c38);padding:8px 4px}.eng-preparation h2{font-size:25px;margin:8px 0 24px}.eng-preparation .eng-field{margin-bottom:16px}.eng-preparation textarea{width:100%;resize:vertical;min-height:80px;box-sizing:border-box}.eng-preparation .eng-input-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.prep-drop{display:flex;align-items:center;gap:16px;padding:20px;border:1px dashed #b7c6bd;border-radius:14px;background:#f8faf6}.prep-drop>span{font-size:12px;color:#596d64}.prep-docs>div{display:flex;align-items:center;gap:10px;padding:10px 0;border-bottom:1px solid #e4e9e4}.prep-docs>div>span{flex:1;overflow-wrap:anywhere}.prep-docs small{color:#65786f}.prep-options{margin:18px 0;border:1px solid #dde5dd;border-radius:12px;padding:16px}.prep-options summary{cursor:pointer;font-weight:600}.prep-options[open]>summary{margin-bottom:14px}.prep-options .eng-confirm{display:flex;gap:10px;margin:10px 0;align-items:center}.prep-stages{display:grid;grid-template-columns:repeat(4,1fr);list-style:none;padding:0;margin:24px 0;gap:8px}.prep-stages li{display:flex;flex-direction:column;align-items:center;gap:8px;font-size:12px;color:#68756e;text-align:center;border-bottom:3px solid #e1e7e0;padding-bottom:12px}.prep-stages li>span{display:grid;place-items:center;width:32px;height:32px;border-radius:50%;background:#edf1e9;color:#536356}.prep-stages .current{color:#25493d;border-color:#9eb277}.prep-stages .current>span{background:#234c3e;color:#fff;animation:prep-pulse 1.8s ease-in-out infinite}.prep-stages .done{border-color:#254c3e}.prep-stages .done>span{background:#e0ebd2;color:#244c3d}.prep-status{padding:18px;border-radius:12px;background:#f0f4eb;margin-bottom:20px}.prep-status strong{font-size:19px}.prep-status p{margin-bottom:0}.prep-results{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:14px;margin:20px 0}.prep-results article{border:1px solid #d9e2d9;border-radius:16px;padding:20px;background:white}.prep-results h3{font-size:18px;margin:0 0 20px}.prep-results dl>div{display:flex;justify-content:space-between;gap:12px;padding:8px 0}.prep-results dt{color:#66766d;font-size:13px}.prep-results dd{margin:0;font-variant-numeric:tabular-nums}.prep-history{display:flex;width:100%;justify-content:space-between;gap:20px;margin-bottom:10px;text-align:left}.eng-preparation table{width:100%;border-collapse:collapse;font-size:13px}.eng-preparation th,.eng-preparation td{padding:10px;border-bottom:1px solid #e4e9e0;text-align:left}.eng-top{justify-content:space-between}.eng-preparation .eng-actions{flex-wrap:wrap;margin-top:16px}@keyframes prep-pulse{50%{box-shadow:0 0 0 5px #c8d4b950}}@media(prefers-reduced-motion:reduce){.prep-stages .current>span{animation:none}}@media(max-width:650px){.eng-preparation .eng-input-grid{grid-template-columns:1fr}.prep-drop{flex-wrap:wrap}.prep-docs small{display:none}.eng-top{flex-wrap:wrap;gap:12px}.prep-stages{gap:4px}}