@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;500;600&family=Inter:wght@400;500;600;700&display=swap');
:root{--bg:#080d0d;--panel:#101817;--panel2:#16211f;--line:#2a3935;--text:#e8eee8;--muted:#8d9b94;--lime:#d9ff4a;--amber:#ffc857;--blue:#74c6d1;--red:#ff685e;--shadow:0 20px 60px #0007}*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at 80% -10%,#183129 0,#080d0d 42%);color:var(--text);font:13px Inter,system-ui,sans-serif}.app-shell{display:flex;min-height:100vh}.sidebar{width:238px;border-right:1px solid var(--line);padding:28px 18px;display:flex;flex-direction:column;gap:7px;flex-shrink:0;background:#0a1110dd}.brand{font-weight:700;letter-spacing:.15em;font-size:13px;display:flex;align-items:center;gap:10px;margin-bottom:48px}.brand-mark{background:var(--lime);color:#0a0f0e;clip-path:polygon(50% 0,100% 100%,70% 100%,50% 45%,30% 100%,0 100%);padding:9px 11px;font-weight:800}.accent{color:var(--lime)}.sidebar-label,.eyebrow{font:10px IBM Plex Mono,monospace;letter-spacing:.15em;color:var(--muted)}.sidebar-label{margin:0 12px 8px}.nav{background:transparent;border:0;color:var(--muted);text-align:left;border-radius:7px;padding:12px;cursor:pointer;font:inherit}.nav:hover,.nav.active{color:var(--text);background:var(--panel2);box-shadow:inset 2px 0 var(--lime)}.sidebar-spacer{flex:1}.api-state{color:var(--muted);line-height:1.8;font:11px IBM Plex Mono,monospace}.online-dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--lime);box-shadow:0 0 12px var(--lime);margin-right:6px}.workspace{width:100%;max-width:1600px;margin:0 auto;padding:34px 4vw 32px}.topbar{display:flex;justify-content:space-between;gap:24px;align-items:flex-start;margin-bottom:26px}h1{font-size:clamp(26px,3.5vw,48px);letter-spacing:-.055em;margin:10px 0 4px;line-height:1}.revision{font:11px IBM Plex Mono;color:var(--lime);border:1px solid #4a5d22;padding:5px 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Mono;align-self:center;white-space:nowrap}.studio-grid{display:grid;grid-template-columns:minmax(0,1.8fr) minmax(330px,.72fr);gap:18px}.panel{background:linear-gradient(145deg,#111b19,#0d1413);border:1px solid var(--line);border-radius:8px;box-shadow:var(--shadow)}.viewer-panel{min-width:0;overflow:hidden}.panel-toolbar,.panel-heading{display:flex;justify-content:space-between;gap:14px;align-items:flex-start}.panel-toolbar{padding:18px 20px;border-bottom:1px solid var(--line)}h2{font-size:16px;margin:7px 0 0;letter-spacing:-.02em}.toolbar-actions{display:flex;gap:6px;flex-wrap:wrap;justify-content:flex-end}.tool-button,.control-button{background:#0b1211;color:var(--muted);border:1px solid var(--line);border-radius:4px;padding:8px 9px;font:10px IBM Plex Mono;cursor:pointer}.tool-button:hover,.tool-button.active,.control-button:hover,.control-button.active{color:var(--lime);border-color:#6d8630;background:#182318}.viewport-wrap{position:relative;height:610px;background:#0a1110}.viewport-wrap canvas{display:block;width:100%;height:100%;cursor:grab}.viewport-wrap canvas:active{cursor:grabbing}.viewport-badge{position:absolute;left:16px;top:14px;background:#0a1110d9;border:1px solid #385046;padding:8px 10px;font:10px IBM Plex Mono;color:var(--muted);pointer-events:none}.orientation{position:absolute;right:18px;top:16px;color:var(--lime);font:12px IBM Plex Mono;text-align:center;pointer-events:none}.orientation i{display:block;width:1px;height:22px;background:var(--lime);margin:2px auto}.orientation small{color:var(--muted)}.viewport-help{position:absolute;left:16px;bottom:16px;color:#96aaa1;font:10px IBM Plex Mono;line-height:1.7;pointer-events:none}.viewport-help span{color:#71837b}.measure-label{position:absolute;left:0;top:0;transform:translate(-50%,-120%);background:var(--lime);color:#0b110f;padding:7px 9px;border-radius:3px;font:10px IBM Plex Mono;white-space:nowrap;pointer-events:none}.hidden{display:none!important}.viewer-footer{display:flex;justify-content:space-between;gap:12px;align-items:center;padding:12px 16px;border-top:1px solid var(--line);color:var(--muted);font:10px IBM Plex Mono}.legend{display:flex;gap:12px;flex-wrap:wrap}.legend-swatch{display:inline-block;width:8px;height:8px;border-radius:2px;margin-right:4px;background:#d8d0bd}.legend-swatch.glass{background:var(--blue)}.legend-swatch.selected{background:var(--lime)}.legend-swatch.contour{background:var(--red)}.model-state{white-space:nowrap}.inspector-column{display:flex;flex-direction:column;gap:18px}.inspector-card,.control-card,.overlay-card{padding:18px}.selection-id{font:9px IBM Plex Mono;color:var(--lime);border:1px solid #4c6123;padding:5px 7px}.empty-inspector{color:var(--muted);font-size:12px;line-height:1.7;padding:28px 2px 10px}.property-list{display:grid;grid-template-columns:94px 1fr;gap:10px 12px;margin:23px 0 3px;font:10px IBM Plex Mono}.property-list dt{color:var(--muted)}.property-list dd{margin:0;color:var(--text);line-height:1.35}.control-group{padding:16px 0;border-bottom:1px solid var(--line)}.control-group:last-child{border:0;padding-bottom:0}.button-row{display:flex;gap:7px;margin-top:9px}.control-button{flex:1;font-size:9px}.control-group label span{float:right;color:var(--lime)}input[type=range]{width:100%;margin:16px 0 4px;accent-color:var(--lime)}.range-caption{display:flex;justify-content:space-between;color:#64736b;font:9px IBM Plex Mono}.control-group select{width:100%;background:#0b1211;border:1px solid var(--line);color:var(--text);padding:9px;margin-top:9px;font:11px IBM Plex Mono;border-radius:4px}.overlay-option{display:flex;gap:10px;width:100%;background:transparent;border:0;border-bottom:1px solid var(--line);padding:12px 0;color:var(--text);text-align:left;cursor:pointer}.overlay-option.active strong{color:var(--lime)}.overlay-option strong,.overlay-option small{display:block}.overlay-option small{color:var(--muted);margin-top:4px;font-size:10px}.overlay-dot{width:9px;height:9px;border-radius:50%;margin-top:3px;background:var(--muted);flex-shrink:0}.overlay-dot.solar{background:var(--blue);box-shadow:0 0 10px var(--blue)}.overlay-dot.structure{background:var(--red);box-shadow:0 0 10px var(--red)}.overlay-note,.technical-note{color:var(--muted);font-size:10px;line-height:1.65;margin:15px 0 0}.analysis-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:18px}.analysis-card,.calculation-card{padding:20px}.schedule-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);margin-top:20px;border:1px solid var(--line)}.schedule-grid div{background:#0e1615;padding:12px}.schedule-grid strong{display:block;font:14px IBM Plex Mono;margin-top:7px}.input-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:20px 0}.input-grid label{font-size:10px}.input-grid input{display:block;width:100%;background:#0a1110;color:var(--text);border:1px solid var(--line);padding:10px;margin-top:6px;border-radius:4px;font:13px IBM Plex Mono}.input-grid small{color:#66776e}.primary-button{width:100%;background:var(--lime);color:#0a110e;border:0;padding:12px;border-radius:4px;font-weight:700;cursor:pointer}.result-row{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:18px}.result-row div{border-top:1px solid var(--line);padding-top:10px}.result-row strong{display:block;font:18px IBM Plex Mono;color:var(--lime);margin-top:7px}.solver-record{border-left:2px solid var(--lime);color:var(--muted);font-size:10px;line-height:1.5;padding:10px;margin-top:16px;background:#0a1110}.provenance{margin-top:18px;padding:16px 20px;display:flex;align-items:center;gap:18px;flex-wrap:wrap}.provenance p{margin:0;color:var(--muted);font-size:11px;line-height:1.6;flex:1;min-width:300px}.provenance strong{color:var(--amber)}.trace-id{font:10px IBM Plex Mono;color:var(--lime);white-space:nowrap}@media(max-width:1100px){.studio-grid{grid-template-columns:1fr}.inspector-column{display:grid;grid-template-columns:1fr 1fr}.overlay-card{grid-column:1/-1}.project-strip{grid-template-columns:repeat(3,1fr)}.disclaimer{grid-column:1/-1}}@media(max-width:720px){.sidebar{width:62px;padding:20px 8px}.brand span:not(.brand-mark),.sidebar-label,.nav{font-size:0}.nav{height:40px}.api-state{font-size:0}.workspace{padding:22px 12px}.topbar{display:block}.top-actions{justify-content:flex-start;margin-top:16px}.project-strip,.analysis-grid,.inspector-column{grid-template-columns:1fr}.viewport-wrap{height:430px}.panel-toolbar{display:block}.toolbar-actions{justify-content:flex-start;margin-top:15px}.viewer-footer{display:block}.model-state{display:block;margin-top:8px}.schedule-grid{grid-template-columns:1fr 1fr}}
.webgl-unavailable{position:absolute;inset:34% 16%;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:12px;padding:24px;background:#0b1211e8;border:1px solid #53621e;color:var(--lime);font:12px IBM Plex Mono;line-height:1.6;pointer-events:none}.webgl-unavailable span{color:var(--muted);max-width:430px}
.sidebar-scroll{overflow-y:auto;min-height:0;flex:1;padding-right:4px}.nav-group{margin-bottom:20px}.nav-group .sidebar-label{margin-top:0}.module-workspace{padding:26px;min-height:520px;margin-bottom:18px}.module-header{display:flex;justify-content:space-between;gap:22px;align-items:flex-start;border-bottom:1px solid var(--line);padding-bottom:20px}.module-header p{color:var(--muted);max-width:750px;line-height:1.7;margin:12px 0 0}.module-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:22px}.module-card{background:#0b1211;border:1px solid var(--line);border-radius:5px;padding:17px;min-height:130px}.module-card span{display:block;color:var(--muted);font:9px IBM Plex Mono;letter-spacing:.12em}.module-card strong{display:block;margin-top:13px;color:var(--text);font-size:15px;line-height:1.35}.module-card small{display:block;color:var(--muted);margin-top:10px;line-height:1.5}.module-actions{display:flex;gap:9px;margin-top:24px;align-items:center}.module-actions .primary-button{width:auto}.module-disclaimer{margin-top:26px;padding:14px 16px;border-left:2px solid var(--amber);background:#16140d;color:var(--muted);font:10px IBM Plex Mono;line-height:1.7}.module-workspace.hidden{display:none}@media(max-width:720px){.module-cards{grid-template-columns:1fr}.module-header{display:block}.module-header .status-chip{display:inline-block;margin-top:15px}.module-actions{display:block}.module-actions button{width:100%;margin-bottom:8px}}