:root{--ink:#173c39;--muted:#788b88;--teal:#137e70;--light:#edf5f1;--line:#e3eae6;--surface:#fff;--amber:#bc8c3e;--blue:#5489b8;--purple:#8d7ab6;--green:#358b72;--font:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}*{box-sizing:border-box}body{margin:0;color:var(--ink);background:#f6f8f6;font-family:var(--font);font-size:13px}button,input{font:inherit}button,a,input{ -webkit-tap-highlight-color:transparent}button{cursor:pointer;color:inherit;border:0}button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid #5bb8a6;outline-offset:3px}button:disabled{opacity:.4;cursor:default}button{transition:background .2s,box-shadow .2s,transform .2s}button:hover:not(:disabled){filter:brightness(.96)}a{color:var(--teal)}.topbar{height:77px;border-bottom:1px solid var(--line);background:#fff;display:flex;align-items:center;justify-content:space-between;padding:0 30px;gap:12px}.brand{display:flex;align-items:center;text-decoration:none;color:var(--ink);font-size:25px;letter-spacing:-1px;font-weight:750}.brand>span:not(.brand-symbol):not(.brand-divider){font-weight:400}.brand-symbol{width:35px;height:40px;margin-right:8px;color:var(--teal)}.brand-symbol svg{width:100%;height:100%}.brand-divider{height:24px;width:1px;background:var(--line);margin:0 24px}.brand small{font-size:9px;letter-spacing:1.5px;color:var(--muted);font-weight:600}.top-actions{display:flex;gap:25px;align-items:center}.project-chip{font-size:11px;color:#637d74;display:flex;gap:7px;align-items:center}.project-chip i,.live-indicator i{width:6px;height:6px;border-radius:50%;background:#69a78e}.quiet{background:none;font-size:12px}.quiet span{margin-left:15px}.app-layout{display:grid;grid-template-columns:264px minmax(0,1fr);max-width:1920px;margin:auto}.sidebar{background:#fff;border-right:1px solid var(--line);padding:29px 22px;min-height:calc(100vh - 77px)}.side-heading{display:flex;align-items:center;justify-content:space-between;gap:5px}.eyebrow{font-size:9px;letter-spacing:1.5px;font-weight:700;color:var(--muted)}.tiny-tag{font-size:9px;color:#9aaaa2;letter-spacing:.4px}.status-line{display:flex;align-items:center;gap:7px;margin:26px 0 15px;font-size:10px}.status-line strong{font-weight:500;flex:1}.status-dot{width:6px;height:6px;border-radius:50%;background:#aabbb4}.status-dot.running{background:#219b6b;box-shadow:0 0 0 4px #e4f3ec}.clock{color:#9ba9a4;font-variant-numeric:tabular-nums}.start-button{width:100%;height:43px;background:var(--teal);color:#fff;border-radius:7px;font-weight:600;font-size:12px;display:flex;align-items:center;justify-content:center;gap:12px;box-shadow:0 3px 6px #137e7010}.button-pair{display:flex;gap:8px;margin-top:8px}.secondary{border:1px solid var(--line);border-radius:6px;background:#fff;padding:10px 14px;font-size:11px}.button-pair button{flex:1}.control-section{margin-top:27px}.control-title{display:flex;align-items:center;justify-content:space-between;gap:5px;font-size:11px}.control-title output{font-weight:700;font-variant-numeric:tabular-nums;color:var(--teal);font-size:12px}.control-title small{font-size:9px;font-weight:400;color:var(--muted)}input[type=range]{width:100%;height:4px;margin:19px 0 12px;accent-color:var(--teal);cursor:pointer;background:#dae7e0;border-radius:4px;display:block}.range-scale{display:flex;justify-content:space-between;color:#9aa9a3;font-size:9px}.control-note{font-size:9px;color:var(--muted);margin:10px 0 0;line-height:1.5}.section-rule{height:1px;background:var(--line);margin:27px 0 23px}.view-switch{display:flex;background:#f0f4f1;border-radius:6px;padding:3px;margin:16px 0 15px}.view-switch button{background:none;padding:9px 4px;flex:1;border-radius:4px;font-size:10px;color:var(--muted)}.view-switch button.active{background:#fff;box-shadow:0 1px 4px #173c3912;color:var(--ink);font-weight:600}.toggle-row{display:flex;align-items:center;justify-content:space-between;font-size:11px;padding:10px 0;cursor:pointer;gap:8px;position:relative}.toggle-row small{display:block;margin-top:4px;font-size:9px;color:var(--muted)}.toggle-row input{position:absolute;right:0;opacity:0}.switch{display:inline-flex;align-items:center;width:28px;height:16px;border-radius:20px;background:#d9e3dd;flex-shrink:0;padding:3px}.switch:after{content:"";width:10px;height:10px;border-radius:50%;background:white;box-shadow:0 1px 2px #0001;transition:transform .2s}.toggle-row input:checked+.switch{background:var(--teal)}.toggle-row input:checked+.switch:after{transform:translateX(12px)}.toggle-row input:focus-visible+.switch{outline:2px solid var(--teal);outline-offset:3px}.demo-button{display:flex;align-items:center;gap:10px;width:100%;padding:13px 10px;border:1px solid #dbe8df;border-radius:6px;background:#eff5f0;font-size:11px;margin-top:23px}.demo-button span:first-child{font-size:17px;color:var(--teal)}.demo-button span:last-child{margin-left:auto}.parameter-button{width:100%;background:none;padding:16px 2px;color:var(--muted);font-size:10px}.side-footer{border-top:1px solid var(--line);margin-top:10px;padding-top:20px;display:flex;align-items:center;gap:11px;color:#8a9b91;font-size:9px}.side-footer p{line-height:1.9;margin:0}.side-footer strong{font-weight:400}.mini-wave{font-size:28px;color:#a0b8aa}.version{margin-left:auto;font-size:9px}main{padding:28px 31px 16px;min-width:0}.page-heading{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:25px}.teal{color:var(--teal)}h1{font-size:32px;font-weight:620;letter-spacing:-1.25px;margin:10px 0 6px;line-height:1.2}h1 span{color:#31a087}.page-heading p{margin:0;font-size:11px;color:var(--muted)}.heading-tags{display:flex;flex-wrap:wrap;gap:6px;justify-content:flex-end;max-width:280px}.heading-tags span{font-size:9px;border:1px solid #dfe6e0;background:#fff;padding:6px 8px;border-radius:4px;color:#71847a;white-space:nowrap}.heading-tags .nonpotable{color:#9f7735;background:#fbf5e9;border-color:#eee3ce}.workspace-tabs{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:13px}.workspace-tabs>div{display:flex;gap:21px}.tab{background:none;padding:0 0 9px;font-size:11px;color:#8c9b91;border-bottom:2px solid transparent}.tab.active{color:var(--teal);border-color:var(--teal);font-weight:600}.live-indicator{display:flex;align-items:center;gap:7px;font-size:9px;color:var(--muted);padding-bottom:8px}.viewport-card{border:1px solid #dce6de;border-radius:10px;background:radial-gradient(ellipse at 40% 30%,#fcfefa,#eaf1e9);position:relative;overflow:hidden}.viewport-heading{position:absolute;z-index:3;left:19px;right:14px;top:15px;display:flex;align-items:center;justify-content:space-between;gap:5px;pointer-events:none}.view-label{display:flex;gap:8px;align-items:center;font-size:8px;color:#8b9b92}.view-label strong{font-size:8px;letter-spacing:1px;color:#5b7466;font-weight:600}.view-label>span:last-child{border-left:1px solid #cbd8ce;padding-left:8px}.view-dot{height:5px;width:5px;border-radius:50%;background:#6e9f81}.viewport-tools{display:flex;gap:5px;pointer-events:auto}.viewport-tools button{height:29px;width:29px;border:1px solid #dfe7df;border-radius:5px;background:#ffffffd9;font-size:17px;color:#658271}.viewport-tools button.active{background:#c4e2d4;color:#126048}#scene{height:430px;position:relative;touch-action:none}#scene canvas{display:block;width:100%;height:100%;cursor:grab}#scene canvas:active{cursor:grabbing}#sceneLabels{position:absolute;inset:0;pointer-events:none;overflow:hidden;z-index:2}.model-label{position:absolute;transform:translate(-50%,-100%);display:flex;align-items:center;gap:6px;padding:5px 8px;border-radius:4px;background:#fffdf4eb;box-shadow:0 2px 5px #2446300c;border:1px solid #dfe7dd;color:#5c7265;font-size:8px;white-space:nowrap}.model-label:after{content:"";position:absolute;left:50%;bottom:-12px;height:12px;border-left:1px solid #9bb3a3}.model-label b{font-size:8px;color:var(--c)}.dim-label{background:#ecf4eccf;font-size:9px;border-color:#b9cdbb}.scene-compass{position:absolute;bottom:20px;left:22px;color:#8ca38f;font-size:9px;text-align:center;pointer-events:none}.scene-compass b{display:block;font-size:23px;font-weight:300;line-height:22px}.scene-compass span{font-size:8px}.viewport-bottom{display:flex;align-items:center;gap:10px;min-height:35px;padding:8px 17px;border-top:1px solid #dfe8dd;background:#f8fbf5c7;color:#7c9180;font-size:8px}.viewport-bottom>span:first-child{display:flex;align-items:center;gap:6px;flex-shrink:0}.legend-dot{width:5px;height:5px;border-radius:50%;display:inline-block}.raw{background:#a7a574}.clean{background:#58b9ba;margin-left:6px}.mouse-help{margin-left:auto;text-align:right}.viewport-bottom button{background:none;font-size:15px;padding:0 2px;color:#74927b}.process-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:11px;margin:14px 0 22px}.process-card{padding:14px;border:1px solid var(--line);border-radius:7px;background:white;text-align:left;min-width:0;position:relative}.process-card.selected{border-color:var(--c);box-shadow:0 0 0 1px var(--c)}.process-card .stage-top{display:flex;align-items:center;gap:7px;font-size:9px;color:var(--muted)}.stage-num{color:var(--c);background:color-mix(in srgb,var(--c),white 90%);border-radius:4px;padding:4px;font-size:8px;letter-spacing:.5px}.stage-top>span:last-child{margin-left:auto;font-size:10px;color:var(--c)}.process-card h3{margin:9px 0 12px;font-weight:600;font-size:12px;white-space:nowrap}.stage-data{display:flex;justify-content:space-between;font-size:10px;color:#657d6f;gap:6px}.stage-data b{font-weight:500;font-variant-numeric:tabular-nums}.stage-data span{color:#99a79e;font-size:8px;margin-left:2px}.fill-track{height:3px;background:#edf2ed;border-radius:3px;margin-top:10px;overflow:hidden}.fill-track i{display:block;height:100%;background:var(--c);width:0;transition:width .15s}.stage-caption{margin-top:6px;color:#91a195;font-size:8px}.hydraulic-panel{border:1px solid var(--line);border-radius:8px;background:white;overflow:hidden}.panel-header{padding:19px 20px 15px;display:flex;justify-content:space-between;align-items:center}.panel-header .eyebrow{font-size:8px;letter-spacing:1.1px}h2{font-weight:600;letter-spacing:-.4px;font-size:20px}.panel-header h2{font-size:16px;margin:6px 0 0}.balance-badge{font-size:9px;color:#5c9274;background:#eef6f0;border:1px solid #dfece2;border-radius:5px;padding:6px 8px}.metrics{display:grid;grid-template-columns:repeat(4,1fr);padding:4px 20px 21px}.metrics>div{border-right:1px solid var(--line);padding:0 18px}.metrics>div:first-child{padding-left:0}.metrics>div:last-child{border:0}.metrics span{font-size:10px;color:var(--muted);display:block}.metrics strong{font-weight:550;display:block;font-size:25px;letter-spacing:-.6px;margin:8px 0 5px;font-variant-numeric:tabular-nums;white-space:nowrap}.metrics small{font-size:10px;font-weight:400;letter-spacing:0;color:#879c8c}.metrics em{font-size:8px;color:#98a69c;font-style:normal;display:block}.balance-footer{border-top:1px solid var(--line);background:#fcfdfb;display:flex;justify-content:space-between;gap:10px;align-items:center;padding:10px 20px;font-size:8px;color:#97a69b;line-height:1.9}.balance-footer b{color:#6e8775;font-weight:500;margin-left:5px}.balance-footer button{background:none;color:#6e8775;font-size:9px;white-space:nowrap}.math{margin:0 5px;color:#c0cdc2}.main-footer{display:flex;align-items:center;justify-content:space-between;gap:20px;font-size:8px;color:#97a69c;padding:12px 0}.main-footer p{margin:0;line-height:1.6}.main-footer p span{margin-right:4px}.main-footer button{font-size:8px;background:none;color:#859b8a;white-space:nowrap}.loading{position:absolute;inset:0;display:flex;justify-content:center;align-items:center;gap:10px;color:var(--muted);font-size:12px;z-index:5;background:#f2f7ef}.loading[hidden]{display:none}.spinner{width:16px;height:16px;border:2px solid #ceddd3;border-top-color:var(--teal);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.alert{margin:12px 0;padding:12px 15px;color:#9b5933;background:#fff4e7;border:1px solid #f0d7b4;border-radius:6px;font-size:11px;line-height:1.5}.demo-banner{position:absolute;left:15px;right:15px;bottom:48px;background:#113f38ee;color:#e7f4e9;border-radius:7px;padding:12px 15px;display:flex;align-items:center;gap:12px;z-index:4;box-shadow:0 4px 16px #23433222}.demo-step{font-size:24px;opacity:.5}.demo-banner strong{font-size:12px}.demo-banner p{font-size:10px;margin:5px 0 0;opacity:.75}.demo-banner button{margin-left:auto;color:#fff;background:none;align-self:start}.inspection{position:absolute;right:18px;bottom:55px;background:#ffffffee;border:1px solid #d4e1d7;border-radius:8px;padding:15px;z-index:4;width:270px;box-shadow:0 10px 25px #244a3020}.inspection h3{font-size:13px;margin:0 0 8px}.inspection p{font-size:10px;color:#6c8575;line-height:1.6;margin:7px 0}.inspection button{font-size:10px;background:#eef5ef;border-radius:4px;padding:5px 8px}.inspection .close-inspect{float:right;background:none;padding:0 2px;font-size:12px}.inspection .inspection-data{display:flex;justify-content:space-between;border-top:1px solid #e2ebe2;padding-top:9px;font-size:10px}dialog{border:1px solid #d6e4d9;border-radius:12px;max-height:88vh;box-shadow:0 20px 100px #113f3833;color:var(--ink);padding:27px;width:min(760px,calc(100% - 30px))}dialog::backdrop{background:#173c3970;backdrop-filter:blur(4px)}.dialog-top{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:15px}.close-dialog{background:#eff5f0;border-radius:5px;width:28px;height:28px;font-size:13px}dialog p{font-size:12px;color:#708575;line-height:1.8}dialog h2{font-size:26px;margin:16px 0 12px}dialog h3{font-size:14px;margin:24px 0 10px}dialog h4{margin:18px 0 8px;font-size:12px}.formula{padding:14px 17px;background:#f0f6f0;border-left:3px solid #5eaa8c;border-radius:3px;font-family:ui-monospace,monospace;font-size:12px;line-height:1.8;overflow-wrap:anywhere}.doc-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.doc-card{background:#f7f9f5;border:1px solid #e5ece1;border-radius:6px;padding:15px}.doc-card h4{margin:0 0 8px}.doc-card p{margin:0;font-size:11px}table{border-collapse:collapse;font-size:11px;width:100%;margin:12px 0 16px}th,td{padding:11px 9px;text-align:left;border-bottom:1px solid var(--line)}th{font-size:9px;color:#7b9280;background:#f3f7f0}table td:first-child{font-weight:600}.table-scroll{overflow:auto}.doc-list{font-size:12px;line-height:1.9;color:#708575;padding-left:20px}.doc-list li{margin:9px 0}.doc-links{font-size:11px;line-height:2}.number-field{display:flex;flex-direction:column;gap:7px;font-size:10px;color:#6e8774}.number-field input{width:100%;padding:9px 10px;border:1px solid #dbe5d9;border-radius:5px;color:var(--ink);background:#fff}.field-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.field-grid.four{grid-template-columns:repeat(4,1fr)}.field-row{display:grid;grid-template-columns:110px repeat(3,1fr);gap:10px;align-items:center;padding:10px 0;font-size:11px}.dialog-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:25px;border-top:1px solid var(--line);padding-top:20px}.primary{background:var(--teal);color:white;padding:12px 18px;border-radius:6px;font-size:11px}.form-error{background:#fff1e6;color:#a54a2c;padding:12px;border-radius:5px;font-size:11px;margin-top:15px;line-height:1.7}.toast{position:fixed;bottom:25px;left:50%;transform:translateX(-50%);background:#173c39;color:white;padding:12px 20px;border-radius:7px;z-index:20;font-size:12px;box-shadow:0 8px 20px #173c3920;max-width:90vw}.icon-button{display:none;background:none;font-size:22px}#viewportCard:fullscreen{border-radius:0;background:#edf4e9}#viewportCard:fullscreen #scene{height:calc(100vh - 38px)}[hidden]{display:none!important}.warning-text{background:#fff7e9;padding:12px;border:1px solid #efe0c5;border-radius:6px;color:#9f7735!important}.small-text{font-size:10px!important}.error-view{padding:28px;line-height:1.8}.chart{width:100%;height:120px;background:#f5f8f3;border-radius:6px}.chart-label{font-size:9px;color:var(--muted);margin:7px 0 0}
@media(min-width:1600px){main{padding:36px 48px}#scene{height:520px}.app-layout{grid-template-columns:285px minmax(0,1fr)}.sidebar{padding:32px 27px}.process-card{padding:18px}.process-card h3{font-size:14px}.metrics strong{font-size:30px}}
@media(max-width:1150px){.brand small{display:none}.brand-divider{display:none}.topbar{padding:0 23px}.app-layout{grid-template-columns:232px minmax(0,1fr)}.sidebar{padding:25px 17px}main{padding:25px 21px}.heading-tags{max-width:150px}h1{font-size:28px}.page-heading p{max-width:270px;line-height:1.5}#scene{height:400px}.process-grid{gap:7px}.process-card{padding:10px}.process-card h3{font-size:10px}.live-indicator{display:none}.metrics>div{padding:0 10px}.metrics strong{font-size:22px}.mouse-help{font-size:7px}.balance-footer{flex-wrap:wrap}.main-footer{align-items:start}.viewport-bottom{padding:8px 10px}}
@media(max-width:800px){.topbar{height:64px;padding:0 18px}.brand{font-size:23px}.project-chip{display:none}.top-actions{gap:16px}.app-layout{display:block}.sidebar{display:none;position:fixed;top:64px;left:0;bottom:0;width:270px;z-index:8;overflow:auto;box-shadow:20px 0 60px #173c3925}.sidebar.open{display:block}.icon-button{display:block}main{padding:23px 16px}.page-heading{margin-bottom:20px}.heading-tags{max-width:140px}h1{font-size:28px}.page-heading p{font-size:10px}.eyebrow{font-size:8px;letter-spacing:1.1px}#scene{height:410px}.process-card h3{font-size:11px}.mouse-help{display:none}.viewport-bottom>span:first-child{margin-right:auto}.metrics>div{padding:0 14px}.main-footer{font-size:8px}.main-footer button{white-space:normal}.process-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.process-card{padding:13px}.process-card h3{font-size:12px}.side-heading .eyebrow{font-size:9px}}
@media(max-width:500px){.top-actions .quiet{font-size:10px}.top-actions .quiet span{margin-left:5px}.page-heading{display:block}.heading-tags{margin-top:15px;max-width:none;justify-content:flex-start}.page-heading p{max-width:none}.workspace-tabs>div{gap:18px}.tab{font-size:10px}.heading-tags span{font-size:8px;padding:4px 7px}#scene{height:360px}.viewport-heading{left:12px;right:10px;top:11px}.view-label>span:last-child{display:none}.viewport-tools button{width:27px;height:27px}.metrics{grid-template-columns:repeat(2,1fr);padding:0 15px 15px;row-gap:20px}.metrics>div:nth-child(2){border:0}.metrics>div:nth-child(3){padding-left:0}.metrics strong{font-size:25px}.panel-header{padding:17px 15px}.balance-badge{font-size:8px;padding:5px}.balance-footer{padding:10px 15px}.main-footer{display:block;line-height:1.7}.main-footer button{margin-top:8px;padding:0}.doc-grid{grid-template-columns:1fr}.field-grid,.field-grid.four{grid-template-columns:repeat(2,1fr)}.field-row{grid-template-columns:1fr 1fr}.field-row>b{grid-column:1/-1}.model-label{font-size:7px;padding:4px;gap:4px}.model-label b{font-size:7px}.inspection{width:calc(100% - 30px);right:15px;padding:12px}.demo-banner{bottom:45px;padding:10px}.demo-banner strong{font-size:11px}.demo-banner p{font-size:9px}.demo-step{font-size:20px}dialog{padding:20px}.dialog-actions{justify-content:stretch}.dialog-actions button{flex:1;padding:10px;font-size:10px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}.spinner{animation:none}}

#scene>svg{display:block;width:100%;height:100%;cursor:grab}#scene>svg:active{cursor:grabbing}