:root{--text:#66667e;--text-h:#000028;--bg:#fff;--bg-alt:#f5f5f5;--bg-alt2:#f0f0ef;--border:#e5e5e9;--code-bg:#f4f3ec;--accent:#099;--accent-bg:#0099991a;--good:#28bf66;--good-bg:#28bf661f;--warn:#e37200;--warn-bg:#e3720024;--gap:#d72339;--gap-bg:#d723391a;--sans:system-ui, "Segoe UI", Roboto, sans-serif;--mono:ui-monospace, Consolas, monospace;font:15px/145% var(--sans);--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial;--text:#9999a9;--text-h:#ebebee;--bg:#000028;--bg-alt:#12122e;--bg-alt2:#161632;--border:#40405e;--code-bg:#1f2028;--accent:#00c1b6;--accent-bg:#00c1b629;--good:#4dd384;--good-bg:#4dd3841f;--warn:#ff9000;--warn-bg:#ff900024;--gap:#eb5361;--gap-bg:#eb53611f}}*{box-sizing:border-box}body{margin:0}#root{min-height:100svh}h1,h2,h3,h4{color:var(--text-h);margin:0 0 8px;font-weight:600}p{margin:0 0 8px}button{font:inherit;color:inherit}.status-message{padding:32px;font-size:16px}.status-error{color:var(--gap)}.global-nav{border-bottom:1px solid var(--border);background:var(--bg-alt);flex-shrink:0;align-items:center;gap:4px;padding:8px 20px;display:flex}.global-nav-item{color:var(--text);border-radius:6px;padding:6px 14px;font-size:13px;font-weight:600;text-decoration:none}.global-nav-item:hover{background:var(--bg);color:var(--text-h)}.global-nav-item.active{background:var(--accent-bg);color:var(--accent)}.tab-bar{border-bottom:1px solid var(--border);gap:4px;margin-bottom:12px;display:flex}.tab-button{color:var(--text);cursor:pointer;background:0 0;border:none;border-bottom:2px solid #0000;padding:8px 14px;font-size:13px}.tab-button-active{color:var(--text-h);border-bottom-color:var(--accent);font-weight:600}.viewer-tab-bar{margin:12px 20px 0}.viz-page{flex:1;min-height:0;padding:16px 20px;overflow-y:auto}.page-header-row{justify-content:space-between;align-items:flex-start;gap:16px;display:flex}.edit-icon-link{border:1px solid var(--border);width:32px;height:32px;color:var(--text);border-radius:6px;flex-shrink:0;justify-content:center;align-items:center;display:inline-flex}.edit-icon-link:hover{background:var(--bg-alt);color:var(--accent);border-color:var(--accent)}.app-layout{flex-direction:column;height:100svh;display:flex}.app-header{border-bottom:1px solid var(--border);flex-shrink:0;padding:12px 20px}.app-header h1{margin:0 0 8px;font-size:18px}.app-header-top{align-items:baseline;gap:16px;margin-bottom:8px;display:flex}.app-header-top h1{margin:0}.header-nav{gap:16px;display:flex}.nav-link{color:var(--accent);font-size:13px;text-decoration:none}.nav-link:hover{text-decoration:underline}.app-body{flex:1;min-height:0;display:flex}.app-sidebar{border-right:1px solid var(--border);flex-shrink:0;width:340px;padding:8px;overflow-y:auto}.tree-row{align-items:center;gap:4px;display:flex}.tree-toggle{cursor:pointer;width:20px;height:20px;color:var(--text);background:0 0;border:none;flex-shrink:0}.tree-toggle-spacer{cursor:default}.tree-label{cursor:pointer;text-align:left;white-space:nowrap;background:0 0;border:none;border-radius:4px;padding:3px 6px;font-size:13px}.tree-label:hover{background:var(--bg-alt)}.tree-label.selected{background:var(--accent-bg);color:var(--accent);font-weight:600}.app-main{flex:1;padding:20px 28px;overflow-y:auto}.entity-detail.empty-state{color:var(--text)}.meta-line{font-size:13px}.entity-link,.inline-link,.type-link{color:var(--accent);cursor:pointer;font-size:inherit;background:0 0;border:none;padding:0;font-family:inherit;text-decoration:underline}.reference-list{margin:0;padding:0;font-size:13px;list-style:none}.reference-list a{color:var(--accent)}.ifc-basis-inline{font-family:var(--mono);color:var(--text);vertical-align:middle;margin-left:6px;font-size:.75em;font-weight:400;display:inline-block}h2 .ifc-basis-inline{font-size:.5em}.type-popover{display:inline}.type-popover summary{cursor:pointer;color:var(--text-h);-webkit-text-decoration:underline dotted;text-decoration:underline dotted;list-style:none;display:inline}.type-popover summary::-webkit-details-marker{display:none}.type-popover-body{border-left:2px solid var(--border);font-family:var(--sans);color:var(--text);margin:4px 0 4px 12px;padding:6px 10px;font-size:12px;display:block}mark{background:var(--accent-bg);color:inherit;border-radius:2px}.entity-detail section{margin-top:24px}.entity-detail h3{font-size:15px}.inherited-group{margin-bottom:16px}.inherited-group h4{color:var(--text);font-size:13px;font-weight:400}.tag{background:var(--bg-alt);border:1px solid var(--border);vertical-align:middle;border-radius:4px;margin-left:8px;padding:1px 6px;font-size:11px;font-weight:400;display:inline-block}.tag-abstract{background:var(--accent-bg);color:var(--accent);border-color:#0000}.meta-hint{color:var(--text);font-size:12px}.empty-hint{color:var(--text);font-size:13px}.data-table{border-collapse:collapse;width:100%;font-size:13px}.data-table th,.data-table td{text-align:left;border-bottom:1px solid var(--border);vertical-align:top;padding:6px 8px}.data-table th{color:var(--text);font-size:12px;font-weight:600}.mono{font-family:var(--mono);font-size:12px}.definition-cell{max-width:420px}.pset-list{flex-direction:column;gap:6px;display:flex}.pset-item{border:1px solid var(--border);border-radius:6px;padding:8px 10px}.pset-item summary{cursor:pointer;font-size:13px;font-weight:600}.pset-definition{color:var(--text);margin-top:8px;font-size:13px}.search-input{border:1px solid var(--border);background:var(--bg);width:100%;max-width:480px;color:var(--text-h);border-radius:6px;padding:6px 10px;font-size:13px}.search-results{gap:24px;max-height:240px;margin-top:10px;display:flex;overflow-y:auto}.search-column{flex:1;min-width:0}.search-column h4{color:var(--text);font-size:12px}.search-column ul{margin:0;padding:0;font-size:13px;list-style:none}.search-column li{border-bottom:1px solid var(--border);padding:4px 0}.search-column button{color:var(--accent);cursor:pointer;background:0 0;border:none;padding:0;text-decoration:underline}