:root{color-scheme:light;--bg:#f2f5f8;--panel:#fff;--ink:#203044;--muted:#536779;--line:#dce4eb;--accent:#08796d;--accent-ink:#fff;--soft:#edf5f4;--nav:#152536;--warning:#87520b;--warning-bg:#fff3da;--critical:#ac2836;--critical-bg:#fff0f1;--focus:#007dcb}
html[data-theme=dark]{color-scheme:dark;--bg:#121d29;--panel:#1a2939;--ink:#e4edf5;--muted:#afc0d1;--line:#394b5d;--accent:#58c9b5;--accent-ink:#112d27;--soft:#203c3d;--nav:#0d1723;--warning:#f4c46a;--warning-bg:#493922;--critical:#ffacb3;--critical-bg:#492b34;--focus:#71c8ff}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:14px/1.5 "Segoe UI",system-ui,sans-serif}button,input,select,textarea{font:inherit;color:inherit}button{cursor:pointer;border:1px solid var(--line);border-radius:7px;background:var(--panel);padding:8px 12px;min-height:36px;line-height:1.35}button:hover{border-color:var(--accent);background:var(--soft)}button:disabled{cursor:not-allowed;opacity:.55}button.primary{background:var(--accent);color:var(--accent-ink);border-color:var(--accent);font-weight:600}button.subtle{color:var(--accent);font-weight:600}button.text-button{border:0;padding:2px;background:transparent;color:var(--accent);text-align:left}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible,[tabindex]:focus-visible{outline:3px solid var(--focus);outline-offset:3px}
input,select,textarea{max-width:100%;min-height:38px;border:1px solid #8396a8;border-radius:6px;background:var(--panel);padding:8px 10px}input[type=checkbox]{width:16px;height:16px;min-height:0;accent-color:var(--accent);padding:0}input[type=range]{accent-color:var(--accent);padding:0;min-height:24px}textarea{resize:vertical;line-height:1.5;width:100%}h1,h2,p{margin-top:0}h1{font-size:25px;font-weight:650;letter-spacing:-.5px;margin:2px 0}h2{font-size:15px;line-height:1.4;font-weight:650;margin:0}p{margin:12px 0}strong{font-weight:650}small,.small{font-size:12px}.muted{color:var(--muted)}.block{display:block}.warning{color:var(--warning)}.critical,.error{color:var(--critical)}code,pre{font-family:Consolas,"SFMono-Regular",monospace}code{font-size:12px}a{color:var(--accent)}.sr-only{position:absolute;clip:rect(0,0,0,0);width:1px;height:1px;overflow:hidden}.skip-link{position:fixed;top:-100px;left:10px;z-index:10;background:var(--panel);padding:12px}.skip-link:focus{top:10px}[hidden]{display:none!important}
.app-shell{display:grid;grid-template-columns:196px minmax(0,1fr);min-height:100vh}.sidebar{background:var(--nav);color:#d3deea;display:flex;flex-direction:column;padding:24px 14px;min-width:0}.brand{display:flex;gap:12px;align-items:center;text-decoration:none;color:#fff;font-size:12px;font-weight:750;letter-spacing:1px;line-height:1.6;padding:0 10px 26px}.brand>span:first-child{font-size:30px;color:#70d4c1}.sidebar-caption{color:#a3b4c6;font-size:10px;letter-spacing:1px;padding:15px 12px}.nav-item{border:0;background:transparent;color:#c4d1df;display:flex;align-items:center;text-align:left;gap:12px;width:100%;padding:12px 10px;margin:3px 0;min-height:44px;font-size:13px}.nav-item[aria-current=page]{background:#244740;color:#96ecda;border-left:3px solid #59cbb5;padding-left:7px}.nav-item:hover{background:#243a4e;color:#fff}.nav-icon{font-size:20px;width:23px;line-height:1}.sidebar-footer{margin-top:auto;padding:40px 10px 10px;color:#acbdd0;font-size:11px;display:grid;gap:18px}.sidebar-footer a{color:#bccddd}.main-shell{min-width:0}.app-header{background:var(--panel);border-bottom:1px solid var(--line);padding:17px 30px;display:flex;align-items:center;justify-content:space-between;gap:16px}.project{display:grid;gap:2px;min-width:0}.project strong{font-size:15px}.project span{font-size:12px;color:var(--muted)}.header-actions{display:flex;gap:8px;flex-wrap:wrap;align-items:center}.context-bar{background:var(--panel);border-bottom:1px solid var(--line);padding:12px 30px;display:flex;gap:30px;flex-wrap:wrap;align-items:center;font-size:12px}.context-bar>div{display:grid;gap:4px}.context-label{color:var(--muted);font-size:11px}.context-bar .connection{margin-left:auto}.context-id{min-width:0}main{padding:25px 30px;max-width:1800px;margin:auto;min-width:0}.view-heading{display:flex;justify-content:space-between;align-items:center;margin-bottom:22px;gap:12px}.eyebrow{font-size:10px;letter-spacing:1.5px;color:var(--muted);font-weight:650}.local-mode{font-size:10px;letter-spacing:1px;color:var(--muted);border:1px solid var(--line);padding:6px 10px;border-radius:4px;white-space:nowrap}
.card{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:20px;margin-bottom:18px;box-shadow:0 4px 20px #172c3c09;min-width:0}.card-heading{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:16px}.kpis{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-bottom:20px}.kpi{background:var(--panel);border:1px solid var(--line);border-radius:9px;padding:17px 19px;display:grid;gap:7px;min-width:0}.kpi>span{color:var(--muted);font-size:12px}.kpi strong{font-size:23px;font-weight:650;line-height:1.3;overflow-wrap:anywhere}.kpi small{color:var(--muted);font-size:11px}.two-columns{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.two-columns>div{min-width:0}.overview-grid{display:grid;grid-template-columns:minmax(0,1fr) 270px;gap:18px;align-items:start}.inspector-stack .table-scroll{font-size:12px}.inspector-stack .card{padding:18px}.inspector-stack button{margin:6px 4px 0 0}.diagnostic-name{font-size:22px;line-height:1.4;display:block;overflow-wrap:anywhere}.diagnosis-summary{display:flex;align-items:center;gap:20px;flex-wrap:wrap}.causal-chain{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin:16px 0}.causal-chain>span:last-child{display:none}.badge{display:inline-flex;align-items:center;padding:3px 8px;line-height:1.5;border-radius:5px;border:1px solid var(--line);color:var(--muted);background:var(--bg);font-size:11px;white-space:normal;max-width:100%}.badge.good{background:var(--soft);color:var(--accent);border-color:var(--accent)}.badge.warning{background:var(--warning-bg);color:var(--warning);border-color:var(--warning)}.badge.critical{background:var(--critical-bg);color:var(--critical);border-color:var(--critical)}
.toolbar{display:flex;gap:12px;align-items:flex-end;flex-wrap:wrap;margin-bottom:16px}.field{display:grid;gap:6px;margin:0 0 14px;min-width:0;font-size:12px;color:var(--muted)}.field input,.field select,.field textarea{color:var(--ink);width:100%}.toolbar .field{margin:0;min-width:130px}.toolbar button{flex-shrink:0}.check-label{display:inline-flex;align-items:center;gap:8px;color:var(--ink);font-size:12px;min-height:32px}.layers{padding:0;margin:0 0 12px;border:0;display:flex;gap:15px;flex-wrap:wrap}.diagram-toolbar .field{min-width:220px}.diagram-canvas{overflow:auto;min-width:0;background:var(--panel);border:1px solid var(--line);border-radius:6px}.diagram-canvas svg{display:block;width:100%;min-width:1080px;height:auto;touch-action:none}.column-shell{fill:var(--bg);stroke:var(--line);stroke-width:2}.flow{fill:none;stroke-width:2.5;stroke:#537d90}.flow.vapor{stroke:#176b83}.flow.reflux{stroke:#00806a}.flow.thermal{stroke:#a86216;stroke-dasharray:7 5}.flow.control{stroke:#6574af;stroke-dasharray:3 5}.flow.causal{stroke:#ac5700;stroke-width:3;stroke-dasharray:10 4 2 4}.dim{opacity:.23}.equipment{cursor:pointer}.equipment-body{fill:var(--panel);stroke:#66879b;stroke-width:2}.equipment.selected .equipment-body{stroke:var(--accent);stroke-width:4;fill:var(--soft)}.equipment.warning .equipment-body{stroke:var(--warning);stroke-width:3}.equipment.critical .equipment-body{stroke:var(--critical);stroke-width:3}.equipment:focus .equipment-body{stroke:var(--focus);stroke-width:5}.equipment-name,.apparatus-title{fill:var(--ink);font:600 15px "Segoe UI",sans-serif}.equipment-reading{fill:var(--muted);font:14px Consolas,monospace}.equipment-symbol{fill:none;stroke:#176b83;stroke-width:2}.equipment-symbol.flame{stroke:#a86216}.alarm-symbol{fill:var(--critical);font:bold 17px system-ui}.utility-label,.flow-label{fill:var(--muted);font:13px system-ui}.relay{fill:var(--bg);stroke:#6574af;stroke-width:2}.relay.tripped{fill:var(--critical-bg);stroke:var(--critical)}.zoom-tools{margin-top:12px;margin-bottom:0;align-items:center;gap:6px}.zoom-tools button{padding:4px 10px;min-height:30px}.card details{font-size:12px;color:var(--muted);margin-top:10px}summary{cursor:pointer}details li{margin-bottom:4px}
.timeline-bar{display:flex;align-items:center;gap:16px;background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:10px 15px;margin-bottom:18px}.timeline-bar .field{flex:1;margin:0;gap:1px}.timeline-bar button{min-width:36px}.timeline-bar output{font:12px Consolas,monospace;white-space:nowrap}.window-controls .field{min-width:110px;width:130px}.window-controls{align-items:flex-end;gap:10px}.chart-box svg{width:100%;height:auto;display:block;min-width:0}.chart-grid{stroke:var(--line);stroke-width:1}.chart-label{fill:var(--muted);font:14px "Segoe UI",sans-serif}.chart-cursor{stroke:var(--muted);stroke-dasharray:2 3}.forecast-boundary{stroke:#914fb0;stroke-width:1;stroke-dasharray:5 4}.chart-readout{font:12px Consolas,monospace;background:var(--bg);padding:8px 12px;border-radius:5px}.chart-legend{display:flex;gap:14px;flex-wrap:wrap;margin-top:12px;font-size:11px;color:var(--muted)}.chart-legend span{display:flex;align-items:center;gap:6px}.chart-legend i{display:inline-block;width:16px;height:3px}
.table-scroll{overflow:auto;min-width:0}table{border-collapse:collapse;width:100%;font-size:12px}th,td{text-align:left;padding:12px 10px;border-bottom:1px solid var(--line);vertical-align:top}th{font-size:11px;font-weight:650;color:var(--muted);background:var(--bg);white-space:nowrap}td{overflow-wrap:anywhere}td button{font-size:12px;min-height:30px}tbody tr:last-child td{border-bottom:0}.message{display:flex;justify-content:space-between;align-items:center;padding:10px 14px;border:1px solid var(--accent);background:var(--soft);border-radius:7px;margin-bottom:16px;gap:14px;overflow-wrap:anywhere}.message.error{border-color:var(--critical);background:var(--critical-bg)}.message button{padding:0 6px;min-height:26px;border:0;background:transparent}.job{padding:16px}.job-title{display:flex;justify-content:space-between;gap:16px;font-size:13px}.job progress{width:100%;height:10px;accent-color:var(--accent);margin-top:10px}.job p{font-size:12px;margin:6px 0}.job button{margin-top:10px}.empty-state{border:1px dashed var(--line);background:var(--panel);text-align:center;padding:65px 24px;border-radius:12px}.empty-state .toolbar{justify-content:center}.empty-icon{font-size:48px;color:var(--accent);margin-bottom:15px}.empty-state h2{font-size:20px}.example{font-size:12px;padding:14px;background:var(--bg);white-space:pre-wrap;overflow-wrap:anywhere}footer#scope-footer{font-size:11px;color:var(--muted);padding:12px 0 20px}dialog{background:var(--panel);color:var(--ink);border:1px solid var(--line);border-radius:12px;padding:24px;width:min(650px,calc(100vw - 32px));max-height:88vh;overflow:auto;box-shadow:0 20px 90px #0004}dialog::backdrop{background:#0b1928a0}.dialog-heading{display:flex;justify-content:space-between;align-items:center;gap:14px;margin-bottom:22px}.dialog-heading h2{font-size:20px}.dialog-heading button{border:0;font-size:22px;padding:0 8px}dialog form>button.primary{width:100%;margin-top:8px}
.equipment.dim{opacity:1}.equipment.dim .equipment-body{fill:var(--bg);stroke:var(--line)}.equipment.dim text{fill:var(--muted)}
html[data-theme=dark] .flow.vapor{stroke:#63b7d0}html[data-theme=dark] .flow.thermal{stroke:#edb677}html[data-theme=dark] .flow.causal{stroke:#ffcc8a}
@media(min-width:1600px){.overview-grid{grid-template-columns:minmax(0,1fr) 330px}.diagram-canvas svg{min-height:430px}}
@media(max-width:1150px){.app-shell{grid-template-columns:168px minmax(0,1fr)}.sidebar{padding:20px 8px}.nav-item{font-size:12px;gap:8px}.brand{font-size:10px;gap:8px}.overview-grid{grid-template-columns:minmax(0,1fr)}.inspector-stack{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}main{padding:20px}.app-header,.context-bar{padding-left:20px;padding-right:20px}.context-bar{gap:20px}.kpi{padding:14px}.kpi strong{font-size:20px}}
@media(max-width:760px){.app-shell{display:block}.sidebar{padding:12px 14px;display:block}.brand{padding:0 0 10px;font-size:10px}.brand>span:first-child{font-size:24px}.brand br{display:none}.sidebar-caption,.sidebar-footer{display:none}#navigation{display:flex;overflow:auto;gap:5px;padding:2px}.nav-item{width:auto;flex-shrink:0;margin:0;min-height:36px;padding:8px 10px;font-size:12px}.nav-item[aria-current=page]{border-left:0;border-bottom:2px solid #59cbb5;padding-left:10px}.nav-icon{display:none}.app-header{padding:14px 16px;flex-wrap:wrap;gap:12px}.header-actions{width:100%;gap:6px}.header-actions button{padding:7px 9px;font-size:12px}.header-actions .primary{margin-left:auto}.context-bar{padding:12px 16px;gap:16px}.context-id{display:none}.context-bar .connection{margin-left:0}main{padding:18px 14px}.view-heading{margin-bottom:16px}h1{font-size:22px}.kpis{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.kpi{padding:12px}.kpi strong{font-size:19px}.two-columns,.inspector-stack{grid-template-columns:minmax(0,1fr);gap:0}.two-columns.compact{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.card{padding:16px;margin-bottom:14px}.timeline-bar{padding:9px;gap:10px}.timeline-bar>span{display:none}.timeline-bar output{font-size:11px}.timeline-bar .field>span{font-size:10px}.layers{gap:8px}.layers .check-label{font-size:11px}.diagram-canvas svg{min-width:1080px}.table-scroll{max-width:100%}.table-scroll table{min-width:450px}.inspector-stack table{min-width:360px}.toolbar .field{min-width:110px}.window-controls .field{width:calc(50% - 8px)}.local-mode{font-size:9px}.view-heading .eyebrow{font-size:9px}.job-title{flex-wrap:wrap;gap:5px}.chart-legend{gap:10px}.empty-state{padding:35px 16px}.empty-state h2{font-size:17px}dialog{padding:18px}.diagnostic-name{font-size:20px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
@media print{body{background:white!important;color:#111!important}.sidebar,.header-actions,.context-bar,.timeline-bar,.message,.job,.no-print,dialog,.local-mode,#scope-footer{display:none!important}.app-shell{display:block}.app-header{border:0;padding:0 0 12px;background:white}main{padding:0}.card{box-shadow:none;break-inside:avoid;background:white;border-color:#ccc}.badge{color:#222;background:white}.table-scroll{overflow:visible}table{font-size:10px}.view-heading{margin-bottom:12px}.report-view{display:block}button{display:none!important}}

@media(max-width:1440px){.overview-grid{grid-template-columns:minmax(0,1fr)}.inspector-stack{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}}
@media(max-width:760px){.inspector-stack{grid-template-columns:minmax(0,1fr);gap:0}.chart-label{font-size:22px}}

/* Control room overview: every observed equipment channel is present. */
.expanded-signals{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px}.expanded-signals>button{grid-column:1/-1;justify-self:start}.expanded-signals .card{margin:0}
.wall-screen{--wall-scale:1;font-size:calc(clamp(14px, .85vw, 36px)*var(--wall-scale))}.wall-screen h2{font-size:1em;margin-bottom:.5em}.wall-screen .small,.wall-screen small,.wall-screen .muted{font-size:.8em}.wall-screen button,.wall-screen input,.wall-screen .check-label{font-size:.8em}.wall-tools{display:flex;flex-wrap:wrap;align-items:center;gap:1em;margin-bottom:1em}.wall-tools>div:first-child{flex:1;min-width:200px}.wall-tools p{margin:.3em 0}.wall-clock{display:flex;flex-direction:column}.wall-clock time{font:1.2em Consolas,monospace}.wall-scale{width:130px}.wall-loops{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:.6em;margin-bottom:.8em}.wall-loop{border:1px solid var(--line);border-top:4px solid var(--accent);background:var(--panel);border-radius:8px;padding:.6em;display:flex;flex-direction:column;overflow-wrap:anywhere}.wall-loop.warning{border-top-color:var(--warning)}.wall-loop.critical{border-top-color:var(--critical)}.wall-loop.missing{border-top-color:var(--muted)}.wall-signal-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:.6em;margin-bottom:.8em}.wall-equipment{background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:.6em;min-width:0}.wall-equipment-title{display:flex;justify-content:space-between;gap:.5em;flex-wrap:wrap;font-size:.85em;overflow-wrap:anywhere}.wall-equipment-title>span{color:var(--muted)}.wall-values{display:grid;grid-template-columns:1fr 1fr;gap:.5em;margin-top:.5em}.wall-value>span{font-size:.7em;color:var(--muted)}.wall-value strong{font:650 1.45em/1.4 Consolas,monospace}.wall-value small{margin-left:.3em}.wall-value>small{display:block;margin:0;font-size:.7em}.wall-value.normal{color:var(--accent)}.wall-value.missing{color:var(--muted)}.wall-middle{display:grid;grid-template-columns:1fr 1fr 1fr;gap:.8em}.wall-card{padding:.7em;margin-bottom:.8em;min-width:0}.wall-histogram svg,.wall-card>svg{display:block;width:100%;height:auto}.wall-svg-label{fill:var(--muted);font:17px Segoe UI,sans-serif}.wall-svg-value{fill:var(--ink);font:17px Consolas,monospace}.reference-marker{stroke:var(--ink);stroke-width:3}.wall-state-bar{display:flex;gap:3px;flex-wrap:wrap}.wall-state-bar>span{padding:.3em;white-space:nowrap;font-size:.7em;border:1px solid var(--line)}.wall-state-bar .normal{color:var(--accent)}.wall-diagnosis{display:flex;flex-direction:column;margin:.7em 0}.wall-diagnosis>span{font-size:.7em;color:var(--muted)}.wall-alerts{max-height:9em;overflow:auto;margin-bottom:.7em}.wall-alert{padding:.3em 0;display:flex;justify-content:space-between;gap:.5em;font-size:.75em}.wall-alert.normal{color:var(--accent)}.wall-alert>span{white-space:nowrap}.wall-trends{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:.8em}.wall-screen.compact .wall-loop small,.wall-screen.compact .wall-value>small{display:none}.wall-fullscreen .sidebar,.wall-fullscreen .app-header,.wall-fullscreen .view-heading,.wall-fullscreen #scope-footer{display:none}.wall-fullscreen .app-shell{display:block}.wall-fullscreen main{padding:1vw}.wall-fullscreen .context-bar{padding:.3vw 1vw}.wall-mode .header-actions{flex-wrap:wrap}.wall-mode main{padding:1vw;max-width:none;width:100%}
@media(min-width:2560px){.wall-mode .app-shell{grid-template-columns:220px minmax(0,1fr)}.wall-screen .chart-label{font-size:17px}.wall-screen .chart-readout,.wall-screen .chart-legend{font-size:.65em}.wall-screen .card{margin-bottom:.6em}.wall-tools{margin-bottom:.6em}.wall-screen .chart-legend{margin-top:.5em}.wall-screen .wall-equipment{padding:.4em .6em}}
@media(max-width:1500px){.wall-signal-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.wall-middle{grid-template-columns:1fr 1fr}.wall-middle>.wall-card:last-child{grid-column:1/-1}.wall-trends{grid-template-columns:1fr 1fr}}
@media(max-width:760px){.wall-loops{grid-template-columns:repeat(2,minmax(0,1fr))}.wall-signal-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.wall-middle,.wall-trends{grid-template-columns:minmax(0,1fr)}.wall-svg-label,.wall-svg-value{font-size:20px}.wall-tools{gap:.6em}.wall-equipment-title{font-size:.8em}.wall-value strong{font-size:1.1em}.header-actions{flex-wrap:wrap}.wall-alert{flex-wrap:wrap}.expanded-signals{grid-template-columns:minmax(0,1fr)}}

@media(min-width:2560px){.wall-histogram svg{max-height:20vh}.wall-trends .chart-box svg{max-height:15vh}.wall-card>svg{max-height:8vh}.wall-screen .chart-readout{padding:.3em .6em}.wall-screen .chart-legend{gap:.5em}.wall-screen .chart-box svg{margin:auto}}

@media(min-width:2560px){.wall-screen{font-size:calc(clamp(18px,.65vw,36px)*var(--wall-scale))}}