:root{--bg:#f6f7f9;--surface:#fff;--ink:#18202b;--muted:#5f6b7a;--line:#e2e6eb;--accent:#1f6feb;--accent-ink:#fff;--pulse:#e5484d;--good:#1a7f4b;--warn:#b25e09;--radius:8px;color:var(--ink);background:var(--bg);font-family:Inter,Segoe UI,system-ui,-apple-system,Roboto,Helvetica Neue,Arial,sans-serif;font-size:14px;line-height:1.45}*{box-sizing:border-box}body{margin:0}h1{margin:8px 0 16px;font-size:24px}h2{margin:24px 0 12px;font-size:17px}h3{text-transform:uppercase;letter-spacing:.04em;color:var(--muted);margin:18px 0 8px;font-size:13px}a{color:var(--accent);text-decoration:none}button,.button{font:inherit;border:1px solid var(--line);background:var(--surface);color:var(--ink);border-radius:var(--radius);cursor:pointer;padding:6px 12px;display:inline-block}button:disabled{opacity:.5;cursor:default}button.primary,.button.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}button.ghost{background:0 0;border:none;padding:2px 6px;font-size:20px;line-height:1}button.link{color:var(--accent);text-align:left;background:0 0;border:none;padding:0}input{font:inherit;border:1px solid var(--line);border-radius:var(--radius);padding:6px 10px}.muted{color:var(--muted)}.mono{word-break:break-all;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12px}.error{color:var(--pulse)}.topbar{background:var(--surface);border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;padding:10px 24px;display:flex}.brand{color:var(--ink);align-items:center;gap:8px;display:flex}.brand-mark{background:var(--pulse);border-radius:50%;width:14px;height:14px;box-shadow:0 0 0 4px #e5484d2e}.brand-name{letter-spacing:.06em;font-weight:700}.brand-by{color:var(--muted);font-size:12px}.topnav{align-items:center;gap:20px;display:flex}.lang button{border-radius:0;padding:3px 8px}.lang button:first-child{border-radius:var(--radius) 0 0 var(--radius)}.lang button:last-child{border-radius:0 var(--radius) 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var(--line);border-radius:var(--radius);background:var(--surface);flex-direction:column;display:flex;position:relative;overflow:hidden}.toolbar{border-bottom:1px solid var(--line);flex-wrap:wrap;align-items:center;gap:8px;padding:8px;display:flex}.toggle{align-items:center;gap:6px;display:flex}.viewer-canvas{flex:1;width:100%;min-height:0;position:relative}.stage-error{padding:24px}.tree{margin:0;padding-left:10px;list-style:none}.sidebar>.tree{padding-left:0}.tree-row{border-radius:6px;align-items:center;display:flex}.tree-row.selected{background:#e7f0fe}.tree-label{text-align:left;background:0 0;border:none;flex:1;align-items:center;gap:6px;min-width:0;padding:4px;display:flex}.tree-name{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.tree-count{color:var(--muted);margin-left:auto;font-size:12px}.tree-action{visibility:hidden;padding:1px 6px;font-size:11px}.tree-row:hover .tree-action,.tree-row.selected .tree-action{visibility:visible}.kind-badge{text-transform:uppercase;letter-spacing:.04em;background:var(--line);color:var(--muted);border-radius:4px;flex-shrink:0;padding:1px 6px;font-size:10px}.kind-space{color:var(--accent);background:#e7f0fe}.kind-equipment{color:var(--pulse);background:#fde2e2}.kind-storey{color:#5b3cc4;background:#ece7fb}.panel{width:340px}.panel-head{justify-content:space-between;align-items:center;display:flex}.panel-title{margin:8px 0 4px;font-size:18px}.panel-path{margin:0 0 8px;font-size:12px}.facts{grid-template-columns:max-content 1fr;gap:4px 12px;margin:6px 0;display:grid}.facts dt{color:var(--muted)}.facts dd{margin:0}.contents{display:contents}.panel details summary{cursor:pointer;margin-top:6px;font-weight:600}.relations{margin:0;padding:0;list-style:none}.relations li{padding:3px 0}.section-row{justify-content:space-between;align-items:center;display:flex}button.small{padding:2px 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var(--line);border-radius:var(--radius);padding:6px}button.plain{color:var(--accent);background:0 0;border:none;padding:4px 6px}.user-chip{color:var(--muted);font-size:13px}.splash{text-align:center;color:var(--muted);margin-top:30vh}.login{place-items:center;min-height:100vh;padding:24px;display:grid}.login-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);flex-direction:column;gap:12px;width:min(380px,100%);padding:28px;display:flex}.login-card h1{margin:4px 0 0;font-size:20px}.login-card p{margin:0}.login-card label,.stacked-form label{color:var(--muted);flex-direction:column;gap:4px;font-size:13px;display:flex}.login-card .lang{align-self:center}.box{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);margin-bottom:16px;padding:16px 20px}.box h2{margin-top:0}.table{border-collapse:collapse;width:100%;margin-bottom:12px}.table th{text-align:left;color:var(--muted);border-bottom:1px solid var(--line);padding:6px 8px;font-size:12px;font-weight:600}.table td{border-bottom:1px solid var(--line);padding:6px 8px}.table tr.inactive td{color:var(--muted);text-decoration:line-through}.table td.actions{text-align:right;white-space:nowrap}select{font:inherit;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);padding:5px 8px}.inline-form{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.stacked-form{flex-direction:column;gap:12px;max-width:360px;display:flex}.notice{border:1px solid var(--warn);border-radius:var(--radius);background:#fff8ec;margin-bottom:12px;padding:12px}.notice p{margin:0 0 8px}.notice code{word-break:break-all;margin-bottom:8px;display:block}.notice .actions{gap:8px;display:flex}.ok{color:var(--good)}.previous-versions{margin-top:12px}.previous-versions summary{cursor:pointer;color:var(--muted)}.dialog-backdrop{z-index:50;background:#18202b73;place-items:center;padding:24px;display:grid;position:fixed;inset:0}.dialog{background:var(--surface);border-radius:var(--radius);width:min(820px,100%);padding:20px 24px;box-shadow:0 20px 50px #0003}.dialog-head{justify-content:space-between;align-items:flex-start;display:flex}.dialog-head h2{margin:0 0 4px}.range-buttons{align-items:center;gap:6px;margin:16px 0 12px;display:flex}.range-buttons button.active{background:var(--ink);color:#fff;border-color:var(--ink)}.range-buttons .button{border:1px solid var(--line);border-radius:var(--radius);color:var(--accent);margin-left:auto;padding:6px 12px}.history-stats{gap:24px;margin-bottom:8px;display:flex}.history-chart{width:100%;height:auto;fill:var(--muted);font-size:11px}.history-chart .grid{stroke:var(--line)}.history-chart .band{fill:#1f6feb26;stroke:none}.history-chart .line{fill:none;stroke:var(--accent);stroke-width:1.6px}.history-chart .cursor{stroke:var(--muted);stroke-dasharray:3 3}.history-chart .dot{fill:var(--accent)}.history-chart .readout{fill:var(--ink);font-size:12px}.inline-label{color:var(--muted);align-items:center;gap:6px;margin-bottom:12px;display:inline-flex}.nowrap{white-space:nowrap}.connector-form{grid-template-columns:repeat(auto-fill,minmax(200px,1fr));align-items:end;gap:10px;margin:12px 0;display:grid}.connector-form label{color:var(--muted);flex-direction:column;gap:4px;font-size:13px;display:flex}.connector-form .wide{grid-column:1/-1}.connector-form details summary{cursor:pointer;color:var(--muted)}.rule .actions{align-items:center;gap:8px;display:flex}.import-form{margin-top:16px}.import-form h3{margin-bottom:4px}.toolbar-hint{white-space:nowrap;text-overflow:ellipsis;flex:1 1 0;min-width:0;overflow:hidden}.connector-form textarea{border:1px solid var(--line);border-radius:var(--radius);color:var(--ink);padding:6px 10px;font-size:12px}button.danger{color:#b42318;background:0 0;border-color:#b42318;margin-top:1rem}.overview{margin-bottom:24px}.overview-tiles{grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:10px;display:grid}.overview-tile{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);flex-direction:column;gap:2px;padding:12px 14px;display:flex}.overview-tile b{font-size:24px;line-height:1.1}.overview-dot{border-radius:50%;flex:none;width:9px;height:9px;display:inline-block}.overview-lists{grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:20px;margin-top:8px;display:grid}.overview-lists h3{text-transform:uppercase;letter-spacing:.04em;color:var(--muted);font-size:13px}.overview-list{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);margin:0;padding:0;list-style:none}.overview-list li{border-top:1px solid var(--line);align-items:center;gap:10px;padding:8px 12px;display:flex}.overview-list li:first-child{border-top:none}.overview-name{flex:1;min-width:0}.edge-state{border-radius:10px;padding:2px 8px;font-size:12px;font-weight:600}.edge-state.online{color:var(--good);background:#e6f4ea}.edge-state.offline{color:var(--pulse);background:#fdecec}.edge-devices{margin:0;padding:0;list-style:none}.edge-devices li{align-items:center;gap:6px;display:flex}.warn-text{color:var(--warn)}.small{font-size:12px}.brick{flex-wrap:wrap;align-items:center;gap:8px;margin-top:8px;font-size:13px;display:flex}.brick-result{flex-basis:100%}.brick-result ul{margin:4px 0 0;padding-left:18px}.brick-ok{color:var(--good);font-weight:600}.brick-bad{color:var(--pulse);font-weight:600}.sensors .actions{gap:8px;display:flex}.sensors-problems{max-height:220px;color:var(--pulse);font-size:13px;overflow:auto}.sensors-list summary{cursor:pointer;margin:8px 0}.energy{margin-bottom:24px}.energy .up{color:var(--pulse)}.energy .down{color:var(--good)}.energy-chart{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);align-items:flex-end;gap:6px;height:200px;margin:16px 0 8px;padding:12px;display:flex}.energy-bar{flex-direction:column;flex:1;justify-content:flex-end;align-items:center;min-width:0;height:100%;display:flex}.energy-fill{background:var(--accent);border-radius:4px 4px 0 0;width:100%;max-width:48px}.energy-value,.energy-label{color:var(--muted);white-space:nowrap;max-width:100%;font-size:11px;overflow:hidden}.energy-label{margin-top:4px}.energy-meters .number{text-align:right}.energy-settings summary{cursor:pointer;margin:8px 0}