:root {
  --bg:#f7f8fa; --bg-soft:#f1f3f6; --card:#ffffff; --card-hover:#fafbfc;
  --border:#e5e7eb; --text:#1a1d29; --text-dim:#6b7280;
  --accent:#4f6ef7; --accent2:#0ea472; --warn:#b45309; --danger:#dc2626; --good:#0ea472;
  --shadow:0 1px 2px rgba(16,24,40,.04),0 1px 3px rgba(16,24,40,.06); --r:12px; --rs:8px;
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif; --maxw:1180px;
}
[data-theme=dark]{
  --bg:#0f1115; --bg-soft:#161a22; --card:#1b212c; --card-hover:#222a38;
  --border:#2a3342; --text:#e8ecf3; --text-dim:#9aa6b8;
  --accent:#6c8cff; --accent2:#4bd4b0; --warn:#ffb454; --danger:#ff6b6b; --good:#4bd4b0;
  --shadow:0 10px 30px rgba(0,0,0,.35);
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{min-height:100vh;font-family:var(--font);background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;font-size:14px;line-height:1.5}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
/* Topbar */
.topbar{position:sticky;top:0;z-index:40;background:var(--card);border-bottom:1px solid var(--border)}
.topbar-inner{max-width:var(--maxw);margin:0 auto;padding:14px 24px;display:flex;align-items:center;gap:14px}
.brand{display:flex;align-items:center;gap:9px;color:var(--text);font-weight:600;font-size:15px}
.brand:hover{text-decoration:none}
.brand-icon{font-size:20px}
.back-link{color:var(--text-dim);font-size:13px;padding:6px 13px;border:1px solid var(--border);border-radius:var(--rs);background:var(--card);font-weight:500}
.back-link:hover{color:var(--text);text-decoration:none;background:var(--card-hover);border-color:var(--accent)}
.topbar-right{margin-left:auto;display:flex;align-items:center;gap:10px}
.theme-btn{border:1px solid var(--border);background:var(--card);color:var(--text);
  width:32px;height:32px;border-radius:var(--rs);cursor:pointer;font-size:13px}
.theme-btn:hover{background:var(--card-hover);border-color:var(--accent)}
.version-badge{font-size:12px;color:var(--text-dim);background:var(--bg-soft);
  border:1px solid var(--border);border-radius:var(--rs);padding:4px 10px;font-weight:500}
/* Layout */
.page{max-width:var(--maxw);margin:0 auto;padding:28px 24px 60px}
/* Panel */
.panel{background:var(--card);border:1px solid var(--border);border-radius:var(--r);padding:20px;margin-bottom:16px;box-shadow:var(--shadow)}
.panel h2{font-size:15px;font-weight:600;margin-bottom:14px;letter-spacing:-.01em}
.panel h3{font-size:12px;color:var(--text-dim);margin:16px 0 8px;font-weight:600;text-transform:uppercase;letter-spacing:.04em}
/* Tabs */
.tabs{display:flex;gap:4px;flex-wrap:wrap;margin-bottom:20px;border-bottom:1px solid var(--border);padding-bottom:0}
.tab{border:none;border-bottom:2px solid transparent;background:transparent;color:var(--text-dim);
  padding:10px 4px;margin-right:22px;cursor:pointer;font-size:13.5px;font-weight:500}
.tab:hover{color:var(--text)}
.tab.active{color:var(--accent);border-bottom-color:var(--accent);font-weight:600}
/* Form */
.field{display:flex;flex-direction:column;gap:6px;font-size:13px;color:var(--text-dim);font-weight:500}
input,textarea,select{
  background:var(--card);border:1px solid var(--border);color:var(--text);
  border-radius:var(--rs);padding:8px 11px;font-size:13.5px;font-family:var(--font);
  outline:none;width:100%}
input:focus,textarea:focus,select:focus{border-color:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 15%,transparent)}
textarea{resize:vertical;min-height:80px}
select option{background:var(--card);color:var(--text)}
/* Buttons */
.btn{border:1px solid var(--accent);background:var(--accent);color:#fff;
  padding:8px 16px;border-radius:var(--rs);cursor:pointer;font-size:13.5px;font-weight:600;
  transition:filter .15s,transform .05s;font-family:var(--font)}
.btn:hover{filter:brightness(1.08)}
.btn:active{transform:translateY(1px)}
.btn:disabled{opacity:.45;cursor:not-allowed}
.btn-ghost{background:var(--card);color:var(--text);border-color:var(--border)}
.btn-ghost:hover{background:var(--card-hover);border-color:var(--text-dim)}
.btn-warn{background:#fff;border-color:var(--warn);color:var(--warn)}
.btn-danger{background:#fff;border-color:var(--danger);color:var(--danger)}
.btn-danger:hover{background:color-mix(in srgb,var(--danger) 8%,transparent)}
.btn-good{background:#fff;border-color:var(--good);color:var(--good)}
.btn-sm{padding:5px 12px;font-size:12px}
/* Row/grid helpers */
.row{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.row+.row{margin-top:10px}
.grow{flex:1;min-width:0}
.col{display:flex;flex-direction:column;gap:8px}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.three-col{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
@media(max-width:640px){.two-col,.three-col{grid-template-columns:1fr}}
/* Stats */
.stats-row{display:flex;flex-wrap:wrap;gap:28px}
.stat{display:flex;flex-direction:column;gap:3px}
.stat b{font-size:24px;font-weight:700;line-height:1;letter-spacing:-.02em}
.stat span{font-size:11px;color:var(--text-dim);text-transform:uppercase;letter-spacing:.04em;font-weight:500}
/* Table */
table{width:100%;border-collapse:collapse;font-size:13px}
th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--border)}
th{color:var(--text-dim);font-size:11px;text-transform:uppercase;letter-spacing:.04em;font-weight:600;background:var(--bg-soft)}
tr:last-child td{border-bottom:none}
tr:hover td{background:var(--bg-soft)}
/* Tags/chips */
.tag{display:inline-flex;align-items:center;gap:5px;background:var(--bg-soft);
  border:1px solid var(--border);border-radius:var(--rs);padding:3px 9px;font-size:11.5px;font-weight:500}
.tag-good{background:color-mix(in srgb,var(--good) 10%,transparent);color:var(--good);border-color:color-mix(in srgb,var(--good) 30%,transparent)}
.tag-warn{background:color-mix(in srgb,var(--warn) 10%,transparent);color:var(--warn);border-color:color-mix(in srgb,var(--warn) 30%,transparent)}
.tag-danger{background:color-mix(in srgb,var(--danger) 10%,transparent);color:var(--danger);border-color:color-mix(in srgb,var(--danger) 30%,transparent)}
.tag-accent{background:color-mix(in srgb,var(--accent) 10%,transparent);color:var(--accent);border-color:color-mix(in srgb,var(--accent) 30%,transparent)}
/* Progress */
.progress{height:6px;border-radius:99px;background:var(--bg-soft);overflow:hidden}
.progress-bar{height:100%;background:var(--accent);border-radius:99px;transition:width .3s}
/* Feedback */
.toast{padding:11px 16px;border-radius:var(--rs);font-size:13.5px;font-weight:500;margin-top:10px}
.toast-good{background:color-mix(in srgb,var(--good) 10%,transparent);color:var(--good)}
.toast-bad{background:color-mix(in srgb,var(--danger) 10%,transparent);color:var(--danger)}
.toast-info{background:color-mix(in srgb,var(--accent) 10%,transparent);color:var(--accent)}
.toast-warn{background:color-mix(in srgb,var(--warn) 10%,transparent);color:var(--warn)}
/* Misc */
.muted{color:var(--text-dim)}
.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace}
.center{text-align:center}
.empty-state{text-align:center;color:var(--text-dim);padding:48px 20px}
.empty-state .empty-icon{font-size:36px;display:block;margin-bottom:10px;opacity:.5}
.divider{border:none;border-top:1px solid var(--border);margin:16px 0}
.fade-in{animation:fadeIn .15s ease}
@keyframes fadeIn{from{opacity:0;transform:translateY(3px)}to{opacity:1;transform:none}}
/* Score/meter */
.score-circle{width:76px;height:76px;border-radius:50%;display:grid;place-items:center;
  border:3px solid var(--accent);font-size:20px;font-weight:700;background:var(--card)}
/* ===== New component styles: data table / heatmap / radar / tree / timeline / DAG ===== */
/* Data table (enhanced) */
.data-table{width:100%;border-collapse:separate;border-spacing:0;font-size:13px;border:1px solid var(--border);border-radius:var(--rs);overflow:hidden}
.data-table th{position:sticky;top:0;color:var(--text-dim);font-size:11px;text-transform:uppercase;letter-spacing:.04em;
  font-weight:600;background:var(--bg-soft);padding:11px 14px;text-align:left;border-bottom:1px solid var(--border);z-index:1}
.data-table td{padding:10px 14px;border-bottom:1px solid var(--border)}
.data-table tr:last-child td{border-bottom:none}
.data-table tbody tr:hover td{background:var(--card-hover)}
.data-table .sortable{cursor:pointer;user-select:none}
.data-table .sortable:hover{color:var(--accent)}
.data-table .sort-asc::after{content:' ▲';font-size:10px;color:var(--accent)}
.data-table .sort-desc::after{content:' ▼';font-size:10px;color:var(--accent)}
/* Heatmap */
.heatmap-wrap{display:grid;gap:2px;padding:8px}
.heatmap-cell{border-radius:3px;min-width:14px;min-height:14px;display:grid;place-items:center;font-size:9px;color:#fff;font-weight:600;transition:transform .1s}
.heatmap-cell:hover{transform:scale(1.25);z-index:2;box-shadow:0 2px 8px rgba(0,0,0,.2)}
.heatmap-legend{display:flex;align-items:center;gap:6px;font-size:11px;color:var(--text-dim);margin-top:8px}
.heatmap-legend-bar{width:120px;height:10px;border-radius:99px;background:linear-gradient(90deg,var(--bg-soft),var(--accent))}
/* Radar chart */
.radar-wrap{position:relative;display:inline-block}
.radar-wrap canvas{display:block}
.radar-legend{display:flex;flex-wrap:wrap;gap:10px;margin-top:10px;font-size:12px}
.radar-legend-item{display:flex;align-items:center;gap:5px;color:var(--text-dim)}
.radar-legend-dot{width:10px;height:10px;border-radius:2px}
/* Tree view */
.tree{list-style:none;padding-left:0;margin:0}
.tree ul{list-style:none;padding-left:20px;margin:0;border-left:1px dashed var(--border)}
.tree li{padding:5px 0;position:relative;font-size:13px}
.tree li::before{content:'';position:absolute;left:-20px;top:14px;width:16px;height:1px;background:var(--border)}
.tree-node{display:flex;align-items:center;gap:6px;padding:3px 8px;border-radius:4px;cursor:pointer;transition:background .1s}
.tree-node:hover{background:var(--bg-soft)}
.tree-toggle{width:14px;text-align:center;font-size:10px;color:var(--text-dim);cursor:pointer;user-select:none}
.tree-icon{font-size:14px}
.tree-label{flex:1;font-weight:500}
.tree-badge{font-size:10px;padding:1px 6px;border-radius:4px;background:var(--bg-soft);color:var(--text-dim)}
.tree-children.collapsed{display:none}
/* Timeline */
.timeline{position:relative;padding-left:24px;margin:8px 0}
.timeline::before{content:'';position:absolute;left:7px;top:0;bottom:0;width:2px;background:var(--border);border-radius:1px}
.timeline-item{position:relative;padding:0 0 18px 18px}
.timeline-item:last-child{padding-bottom:0}
.timeline-item::before{content:'';position:absolute;left:-20px;top:3px;width:12px;height:12px;border-radius:50%;
  background:var(--card);border:2px solid var(--accent);z-index:1}
.timeline-item.tl-warn::before{border-color:var(--warn)}
.timeline-item.tl-danger::before{border-color:var(--danger)}
.timeline-item.tl-good::before{border-color:var(--good)}
.timeline-time{font-size:11px;color:var(--text-dim);font-weight:600;margin-bottom:3px}
.timeline-title{font-size:13px;font-weight:600;margin-bottom:2px}
.timeline-desc{font-size:12.5px;color:var(--text-dim);line-height:1.5}
/* DAG node graph */
.dag-wrap{position:relative;overflow:auto;min-height:200px}
.dag-node{position:absolute;display:flex;flex-direction:column;align-items:center;gap:3px;
  background:var(--card);border:2px solid var(--accent);border-radius:10px;padding:10px 16px;
  min-width:90px;text-align:center;box-shadow:var(--shadow);cursor:pointer;transition:transform .12s,box-shadow .12s;z-index:2}
.dag-node:hover{transform:scale(1.05);box-shadow:0 4px 14px rgba(16,24,40,.15)}
.dag-node.dag-start{border-color:var(--good);border-radius:24px}
.dag-node.dag-end{border-color:var(--danger);border-radius:24px}
.dag-node.dag-warn{border-color:var(--warn)}
.dag-node-icon{font-size:18px}
.dag-node-label{font-size:11.5px;font-weight:600}
.dag-edge{position:absolute;pointer-events:none;z-index:1}
.dag-edge line{stroke:var(--border);stroke-width:2;fill:none}
.dag-edge.dag-active line{stroke:var(--accent);stroke-width:2.5}
/* Status card (portal software cards) */
.sw-stats{display:flex;gap:12px;font-size:11px;color:var(--text-dim);margin-top:4px}
.sw-stats span{display:flex;align-items:center;gap:3px}
.sw-stats b{color:var(--text);font-weight:600;font-family:ui-monospace,monospace}
.sw-updated{font-size:10.5px;color:var(--text-dim);padding-top:6px;border-top:1px solid var(--border);margin-top:6px}
/* Navigation: recent / favorites / quick */
.nav-section{margin-bottom:14px}
.nav-title{font-size:11px;font-weight:600;color:var(--text-dim);text-transform:uppercase;letter-spacing:.05em;margin-bottom:8px;display:flex;align-items:center;gap:5px}
.nav-chips{display:flex;flex-wrap:wrap;gap:6px}
.nav-chip{display:inline-flex;align-items:center;gap:5px;padding:5px 11px;border-radius:99px;
  background:var(--bg-soft);border:1px solid var(--border);font-size:12px;color:var(--text);cursor:pointer;
  transition:all .12s;text-decoration:none}
.nav-chip:hover{background:var(--card-hover);border-color:var(--accent);color:var(--accent);text-decoration:none}
.nav-chip .nav-chip-icon{font-size:13px}
.nav-chip .nav-chip-close{margin-left:2px;font-size:14px;opacity:.4;cursor:pointer}
.nav-chip .nav-chip-close:hover{opacity:1}
.nav-chip.fav{background:color-mix(in srgb,var(--warn) 8%,transparent);border-color:color-mix(in srgb,var(--warn) 25%,transparent)}
.nav-empty{font-size:12px;color:var(--text-dim);font-style:italic;padding:4px 0}
/* Global search overlay */
.gsearch-overlay{position:fixed;inset:0;z-index:100;background:rgba(0,0,0,.4);backdrop-filter:blur(2px);display:none}
.gsearch-overlay.active{display:block}
.gsearch-box{max-width:640px;margin:80px auto 0;background:var(--card);border:1px solid var(--border);
  border-radius:var(--r);box-shadow:0 12px 40px rgba(0,0,0,.2);overflow:hidden}
.gsearch-input{width:100%;padding:16px 20px;border:none;font-size:16px;background:transparent;color:var(--text);outline:none;border-bottom:1px solid var(--border)}
.gsearch-results{max-height:50vh;overflow-y:auto;padding:6px}
.gsearch-group-title{font-size:11px;font-weight:600;color:var(--text-dim);text-transform:uppercase;letter-spacing:.05em;padding:10px 14px 5px}
.gsearch-item{display:flex;align-items:center;gap:10px;padding:9px 14px;border-radius:var(--rs);cursor:pointer;text-decoration:none;color:var(--text)}
.gsearch-item:hover{background:var(--bg-soft)}
.gsearch-item-icon{font-size:16px}
.gsearch-item-body{flex:1;min-width:0}
.gsearch-item-title{font-size:13px;font-weight:600}
.gsearch-item-desc{font-size:11.5px;color:var(--text-dim);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.gsearch-item-tag{font-size:10px;padding:2px 7px;border-radius:4px;background:var(--bg-soft);color:var(--text-dim)}
.gsearch-empty{text-align:center;padding:32px;color:var(--text-dim);font-size:13px}
.gsearch-hint{display:flex;gap:10px;padding:8px 14px;border-top:1px solid var(--border);font-size:11px;color:var(--text-dim)}
.gsearch-hint kbd{background:var(--bg-soft);border:1px solid var(--border);border-radius:3px;padding:1px 5px;font-family:ui-monospace,monospace;font-size:10px}
/* Dashboard */
.dash-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px;margin-bottom:20px}
.dash-card{background:var(--card);border:1px solid var(--border);border-radius:var(--r);padding:20px;box-shadow:var(--shadow)}
.dash-card .dash-label{font-size:11px;color:var(--text-dim);text-transform:uppercase;letter-spacing:.05em;font-weight:600;margin-bottom:6px}
.dash-card .dash-value{font-size:28px;font-weight:700;letter-spacing:-.02em;line-height:1}
.dash-card .dash-sub{font-size:11.5px;color:var(--text-dim);margin-top:6px}
.dash-card .dash-icon{float:right;font-size:22px;opacity:.5}
.dist-bar{display:flex;align-items:center;gap:10px;margin-bottom:8px}
.dist-bar-label{font-size:12px;width:80px;color:var(--text-dim);flex-shrink:0}
.dist-bar-track{flex:1;height:18px;background:var(--bg-soft);border-radius:99px;overflow:hidden;position:relative}
.dist-bar-fill{height:100%;border-radius:99px;display:flex;align-items:center;justify-content:flex-end;padding-right:8px;color:#fff;font-size:10px;font-weight:600;transition:width .4s}
/* Footer */
.footer{border-top:1px solid var(--border);padding:18px 20px;text-align:center;
  font-size:12px;color:var(--text-dim)}

/* ===== Enterprise design system extensions ===== */
:root{
  --bg-card:var(--card);
  --text-muted:var(--text-dim);
  --critical:#991b1b;
  --info:#0891b2;
  --purple:#7c5cff;
  --orange:#f59e0b;
  --ring:0 0 0 3px color-mix(in srgb,var(--accent) 18%,transparent);
  --ease:cubic-bezier(.2,.8,.2,1);
}
[data-theme=dark]{
  --critical:#ff4d5f;
  --info:#38bdf8;
  --purple:#9b7eff;
  --orange:#fbbf24;
}
[data-accent=green]{
  --accent:#0ea472;
  --accent2:#0891b2;
}
[data-accent=purple]{
  --accent:#7c5cff;
  --accent2:#0ea472;
}
[data-accent=orange]{
  --accent:#f59e0b;
  --accent2:#2563eb;
}
[data-theme=dark][data-accent=green]{--accent:#4bd4b0;--accent2:#38bdf8}
[data-theme=dark][data-accent=purple]{--accent:#a78bfa;--accent2:#4bd4b0}
[data-theme=dark][data-accent=orange]{--accent:#fbbf24;--accent2:#60a5fa}

.surface{background:var(--card);border:1px solid var(--border);border-radius:var(--r);box-shadow:var(--shadow)}
.surface-muted{background:var(--bg-soft);border:1px solid var(--border);border-radius:var(--r)}
.section-band{padding:20px 0;border-bottom:1px solid var(--border)}
.section-band:last-child{border-bottom:none}
.section-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}
.section-heading h2{font-size:15px;font-weight:700;letter-spacing:0;margin:0}
.section-heading p{font-size:12px;color:var(--text-dim);margin:2px 0 0}
.icon-btn{display:inline-grid;place-items:center;width:34px;height:34px;border:1px solid var(--border);border-radius:var(--rs);background:var(--card);color:var(--text);cursor:pointer;transition:background .15s,border-color .15s,color .15s,transform .08s}
.icon-btn:hover{background:var(--card-hover);border-color:var(--accent);color:var(--accent);text-decoration:none}
.icon-btn:active{transform:translateY(1px)}
.pill-btn{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--border);border-radius:999px;background:var(--card);color:var(--text);padding:6px 11px;font-size:12px;font-weight:600;cursor:pointer;transition:all .15s var(--ease)}
.pill-btn:hover{border-color:var(--accent);color:var(--accent);background:color-mix(in srgb,var(--accent) 7%,var(--card))}
.pill-btn.active{border-color:var(--accent);background:color-mix(in srgb,var(--accent) 12%,transparent);color:var(--accent)}

/* Enhanced metric cards */
.metric-card{position:relative;overflow:hidden;background:var(--card);border:1px solid var(--border);border-radius:var(--r);padding:18px;box-shadow:var(--shadow);display:grid;grid-template-columns:1fr auto;gap:12px;min-height:132px}
.metric-card::after{content:'';position:absolute;inset:auto -25% -45% auto;width:160px;height:160px;border-radius:50%;background:color-mix(in srgb,var(--accent) 9%,transparent);pointer-events:none}
.metric-card .metric-icon{width:42px;height:42px;border-radius:10px;display:grid;place-items:center;background:color-mix(in srgb,var(--accent) 13%,transparent);color:var(--accent);font-size:18px;z-index:1}
.metric-card .metric-label{grid-column:1/-1;color:var(--text-dim);font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.05em}
.metric-card .metric-value{font-size:30px;font-weight:800;letter-spacing:0;line-height:1}
.metric-card .metric-sub{font-size:12px;color:var(--text-dim);margin-top:5px}
.metric-card .metric-trend{display:inline-flex;align-items:center;gap:4px;margin-top:10px;font-size:12px;font-weight:700}
.metric-card .metric-trend.up{color:var(--good)}
.metric-card .metric-trend.down{color:var(--danger)}
.metric-card .metric-sparkline{grid-column:1/-1;width:100%;height:34px;margin-top:2px}
.metric-card.good{border-color:color-mix(in srgb,var(--good) 28%,var(--border))}
.metric-card.good .metric-icon{background:color-mix(in srgb,var(--good) 13%,transparent);color:var(--good)}
.metric-card.warn{border-color:color-mix(in srgb,var(--warn) 32%,var(--border))}
.metric-card.warn .metric-icon{background:color-mix(in srgb,var(--warn) 13%,transparent);color:var(--warn)}
.metric-card.bad{border-color:color-mix(in srgb,var(--danger) 30%,var(--border))}
.metric-card.bad .metric-icon{background:color-mix(in srgb,var(--danger) 12%,transparent);color:var(--danger)}
.metric-card.critical{border-color:color-mix(in srgb,var(--critical) 36%,var(--border));box-shadow:0 0 0 1px color-mix(in srgb,var(--critical) 18%,transparent)}
.metric-card.critical .metric-icon{background:color-mix(in srgb,var(--critical) 13%,transparent);color:var(--critical)}

/* Data table */
.data-table-wrap{overflow:auto;border:1px solid var(--border);border-radius:var(--r);background:var(--card);box-shadow:var(--shadow)}
.data-table{width:100%;border-collapse:separate;border-spacing:0;font-size:13px;min-width:720px}
.data-table th,.data-table td{padding:11px 14px;border-bottom:1px solid var(--border);vertical-align:middle;white-space:nowrap}
.data-table th{position:sticky;top:0;z-index:2;background:var(--bg-soft);color:var(--text-dim);font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:.05em}
.data-table tbody tr:nth-child(even) td{background:color-mix(in srgb,var(--bg-soft) 50%,transparent)}
.data-table tbody tr:hover td{background:color-mix(in srgb,var(--accent) 8%,var(--card))}
.data-table tr:last-child td{border-bottom:none}
.data-table .sortable{cursor:pointer;user-select:none}
.data-table .sortable::after{content:'↕';font-size:10px;color:var(--text-dim);margin-left:6px}
.data-table .sort-asc::after{content:'↑';color:var(--accent)}
.data-table .sort-desc::after{content:'↓';color:var(--accent)}
.data-table .numeric{text-align:right;font-variant-numeric:tabular-nums}
.data-table .cell-main{font-weight:700;color:var(--text)}
.data-table .cell-sub{display:block;color:var(--text-dim);font-size:11px;margin-top:1px}

/* Heatmap */
.heatmap-grid{display:grid;gap:4px;align-items:stretch}
.heatmap-cell{min-width:18px;min-height:18px;border-radius:4px;display:grid;place-items:center;color:#fff;font-size:10px;font-weight:800;font-variant-numeric:tabular-nums;box-shadow:inset 0 0 0 1px rgba(255,255,255,.16);transition:transform .12s var(--ease),box-shadow .12s var(--ease)}
.heatmap-cell:hover{transform:scale(1.16);box-shadow:0 8px 20px rgba(15,23,42,.22);z-index:2}
.heat-0{background:#eef2f7;color:#64748b}
.heat-1{background:#dbeafe;color:#1e40af}
.heat-2{background:#bfdbfe;color:#1d4ed8}
.heat-3{background:#93c5fd;color:#0f172a}
.heat-4{background:#60a5fa}
.heat-5{background:#38bdf8}
.heat-6{background:#22c55e}
.heat-7{background:#a3e635;color:#334155}
.heat-8{background:#facc15;color:#422006}
.heat-9{background:#fb923c}
.heat-10{background:#dc2626}
.heatmap-scale{display:flex;align-items:center;gap:8px;color:var(--text-dim);font-size:11px}
.heatmap-scale .scale-bar{height:10px;min-width:150px;border-radius:99px;background:linear-gradient(90deg,#eef2f7,#60a5fa,#22c55e,#facc15,#dc2626)}

/* Progress */
.progress-bar{position:relative;height:18px;border-radius:999px;background:var(--bg-soft);border:1px solid var(--border);overflow:hidden;min-width:80px}
.progress-bar .progress-fill{position:absolute;inset:0 auto 0 0;width:0;border-radius:inherit;background:linear-gradient(90deg,var(--accent),var(--accent2));transition:width .35s var(--ease)}
.progress-bar .progress-label{position:absolute;inset:0;display:grid;place-items:center;font-size:10px;font-weight:800;color:var(--text);mix-blend-mode:normal}
.progress-bar.good .progress-fill{background:linear-gradient(90deg,#16a34a,#0ea472)}
.progress-bar.warn .progress-fill{background:linear-gradient(90deg,#f59e0b,#facc15)}
.progress-bar.bad .progress-fill{background:linear-gradient(90deg,#ef4444,#dc2626)}
.progress-bar.slim{height:8px}
.progress-bar.slim .progress-label{display:none}

/* Status badges */
.status-badge{display:inline-flex;align-items:center;gap:6px;padding:3px 8px;border:1px solid var(--border);border-radius:999px;background:var(--bg-soft);font-size:11px;font-weight:800;line-height:1.2;color:var(--text-dim)}
.status-badge::before{content:'';width:7px;height:7px;border-radius:50%;background:currentColor;box-shadow:0 0 0 3px color-mix(in srgb,currentColor 12%,transparent)}
.status-badge.draft{color:#64748b;background:color-mix(in srgb,#64748b 8%,transparent);border-color:color-mix(in srgb,#64748b 22%,var(--border))}
.status-badge.pending{color:var(--warn);background:color-mix(in srgb,var(--warn) 9%,transparent);border-color:color-mix(in srgb,var(--warn) 28%,var(--border))}
.status-badge.active{color:var(--good);background:color-mix(in srgb,var(--good) 10%,transparent);border-color:color-mix(in srgb,var(--good) 28%,var(--border))}
.status-badge.archived{color:var(--text-dim);background:var(--bg-soft)}
.status-badge.error{color:var(--danger);background:color-mix(in srgb,var(--danger) 10%,transparent);border-color:color-mix(in srgb,var(--danger) 28%,var(--border))}
.status-badge.critical{color:var(--critical);background:color-mix(in srgb,var(--critical) 10%,transparent);border-color:color-mix(in srgb,var(--critical) 28%,var(--border))}

/* Timeline */
.timeline{position:relative;padding-left:30px}
.timeline::before{content:'';position:absolute;top:4px;bottom:4px;left:10px;width:2px;background:linear-gradient(var(--accent),var(--border));border-radius:999px}
.timeline-item{position:relative;padding:0 0 18px 0}
.timeline-item::before{content:'';position:absolute;left:-25px;top:2px;width:12px;height:12px;border-radius:50%;background:var(--card);border:3px solid var(--accent);box-shadow:0 0 0 4px color-mix(in srgb,var(--accent) 12%,transparent)}
.timeline-item:last-child{padding-bottom:0}
.timeline-item.tl-good::before{border-color:var(--good);box-shadow:0 0 0 4px color-mix(in srgb,var(--good) 12%,transparent)}
.timeline-item.tl-warn::before{border-color:var(--warn);box-shadow:0 0 0 4px color-mix(in srgb,var(--warn) 12%,transparent)}
.timeline-item.tl-danger::before{border-color:var(--danger);box-shadow:0 0 0 4px color-mix(in srgb,var(--danger) 12%,transparent)}
.timeline-time{font-size:11px;font-weight:800;color:var(--text-dim);font-variant-numeric:tabular-nums}
.timeline-title{font-size:13px;font-weight:800;color:var(--text);margin-top:2px}
.timeline-desc{font-size:12px;color:var(--text-dim);line-height:1.55;margin-top:2px}

/* Tree */
.tree-view{font-size:13px}
.tree-node{position:relative;display:flex;align-items:center;gap:7px;padding:5px 8px 5px calc(var(--level,0) * 18px + 8px);border-radius:6px;color:var(--text);cursor:pointer}
.tree-node:hover{background:var(--bg-soft)}
.tree-node::before{content:'';position:absolute;left:calc(var(--level,0) * 18px);top:0;bottom:0;width:1px;background:var(--border);opacity:calc(var(--level,0) / 5)}
.tree-node .tree-expander{display:grid;place-items:center;width:16px;height:16px;border-radius:4px;color:var(--text-dim);font-size:10px}
.tree-node.expanded .tree-expander{background:color-mix(in srgb,var(--accent) 10%,transparent);color:var(--accent)}
.tree-node .tree-name{font-weight:700;flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.tree-node .tree-meta{font-size:11px;color:var(--text-dim)}

/* Tag cloud */
.tag-cloud{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.tag-cloud-item{--weight:1;display:inline-flex;align-items:center;border:1px solid color-mix(in srgb,var(--accent) 20%,var(--border));border-radius:999px;background:color-mix(in srgb,var(--accent) calc(var(--weight) * 4%),transparent);color:var(--accent);font-weight:800;font-size:calc(11px + var(--weight) * 1px);padding:4px calc(8px + var(--weight) * 1px);cursor:pointer;transition:transform .14s var(--ease),background .14s var(--ease),box-shadow .14s var(--ease)}
.tag-cloud-item:hover{transform:translateY(-2px);background:color-mix(in srgb,var(--accent) 14%,transparent);box-shadow:0 8px 20px rgba(15,23,42,.12);text-decoration:none}

/* Chart containers */
.radar-chart-container,.gantt-chart-container{position:relative;min-height:260px;background:var(--card);border:1px solid var(--border);border-radius:var(--r);padding:16px;box-shadow:var(--shadow);overflow:hidden}
.radar-chart-container canvas,.gantt-chart-container canvas{width:100%;height:260px;display:block}
.chart-caption{display:flex;align-items:center;justify-content:space-between;gap:10px;color:var(--text-dim);font-size:12px;margin-top:10px}
.chart-legend{display:flex;flex-wrap:wrap;gap:8px}
.chart-legend span{display:inline-flex;align-items:center;gap:5px;font-size:11px;color:var(--text-dim)}
.chart-legend i{display:inline-block;width:9px;height:9px;border-radius:2px;background:var(--accent)}

/* DAG graph */
.dag-canvas{position:relative;min-height:280px;overflow:auto;background:linear-gradient(180deg,color-mix(in srgb,var(--bg-soft) 65%,transparent),transparent);border:1px solid var(--border);border-radius:var(--r)}
.dag-node{position:absolute;display:flex;align-items:center;justify-content:center;gap:6px;min-width:94px;min-height:40px;padding:8px 12px;border:2px solid var(--accent);border-radius:8px;background:var(--card);box-shadow:var(--shadow);font-size:12px;font-weight:800;color:var(--text);z-index:2;transition:transform .12s var(--ease),box-shadow .12s var(--ease)}
.dag-node:hover{transform:translateY(-2px);box-shadow:0 12px 24px rgba(15,23,42,.14)}
.dag-node.dag-start{border-color:var(--good)}
.dag-node.dag-end{border-color:var(--danger)}
.dag-node.dag-warn{border-color:var(--warn)}
.dag-edge{position:absolute;pointer-events:none;z-index:1}
.dag-edge path,.dag-edge line{stroke:var(--border);stroke-width:2;fill:none}
.dag-edge.active path,.dag-edge.active line{stroke:var(--accent);stroke-width:3}

/* Modal */
.modal-overlay{position:fixed;inset:0;display:none;place-items:center;background:rgba(15,23,42,.42);backdrop-filter:blur(8px);z-index:120;padding:24px}
.modal-overlay.active{display:grid;animation:modalFade .16s var(--ease)}
.modal-content{width:min(680px,100%);max-height:min(760px,88vh);overflow:auto;background:var(--card);border:1px solid var(--border);border-radius:var(--r);box-shadow:0 24px 70px rgba(15,23,42,.28);animation:modalIn .2s var(--ease)}
.modal-header{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:16px 18px;border-bottom:1px solid var(--border)}
.modal-title{font-size:16px;font-weight:800}
.modal-body{padding:18px}
.modal-footer{display:flex;justify-content:flex-end;gap:10px;padding:14px 18px;border-top:1px solid var(--border);background:var(--bg-soft)}
@keyframes modalFade{from{opacity:0}to{opacity:1}}
@keyframes modalIn{from{opacity:0;transform:translateY(10px) scale(.98)}to{opacity:1;transform:none}}

/* Tabs */
.tab-bar{display:flex;align-items:center;gap:18px;border-bottom:1px solid var(--border);overflow-x:auto;scrollbar-width:thin}
.tab-bar .tab-item{position:relative;flex:0 0 auto;border:none;background:transparent;color:var(--text-dim);font-size:13px;font-weight:800;padding:11px 0;cursor:pointer}
.tab-bar .tab-item:hover{color:var(--text)}
.tab-bar .tab-item.active{color:var(--accent)}
.tab-bar .tab-item.active::after{content:'';position:absolute;left:0;right:0;bottom:-1px;height:2px;background:var(--accent);border-radius:99px}
.tab-panel{display:none;padding-top:16px}
.tab-panel.active{display:block}

/* Portal application shell */
.portal-shell{display:grid;grid-template-columns:300px minmax(0,1fr);gap:18px;max-width:1480px;margin:0 auto;padding:18px 22px 50px}
.portal-sidebar{position:sticky;top:74px;align-self:start;max-height:calc(100vh - 92px);overflow:auto;background:var(--card);border:1px solid var(--border);border-radius:var(--r);box-shadow:var(--shadow)}
.portal-sidebar-head{padding:15px;border-bottom:1px solid var(--border)}
.portal-sidebar-title{font-weight:800;font-size:14px;margin-bottom:10px}
.portal-sidebar-tools{display:flex;gap:8px;align-items:center}
.portal-sidebar-tools input{height:34px}
.portal-category{padding:12px 12px 2px}
.portal-category-title{font-size:11px;font-weight:900;color:var(--text-dim);letter-spacing:.06em;text-transform:uppercase;margin:0 0 8px 2px}
.portal-app-list{display:flex;flex-direction:column;gap:8px}
.portal-app-card{display:grid;grid-template-columns:34px minmax(0,1fr) auto;gap:9px;align-items:center;padding:10px;border:1px solid transparent;border-radius:10px;color:var(--text);text-decoration:none;transition:background .14s,border-color .14s,transform .1s}
.portal-app-card:hover{background:var(--bg-soft);border-color:var(--border);text-decoration:none;transform:translateX(2px)}
.portal-app-card.active{border-color:color-mix(in srgb,var(--accent) 36%,var(--border));background:color-mix(in srgb,var(--accent) 9%,transparent)}
.portal-app-icon{display:grid;place-items:center;width:34px;height:34px;border-radius:9px;background:color-mix(in srgb,var(--accent) 12%,transparent);font-size:16px}
.portal-app-name{font-size:12px;font-weight:800;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.portal-app-meta{font-size:10px;color:var(--text-dim);margin-top:2px}
.portal-app-star{border:none;background:transparent;color:var(--text-dim);cursor:pointer;font-size:16px}
.portal-app-star.active{color:var(--warn)}
.portal-main{min-width:0}
.portal-grid{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:16px}
.portal-col-3{grid-column:span 3}
.portal-col-4{grid-column:span 4}
.portal-col-5{grid-column:span 5}
.portal-col-6{grid-column:span 6}
.portal-col-7{grid-column:span 7}
.portal-col-8{grid-column:span 8}
.portal-col-12{grid-column:1/-1}
.activity-item{display:grid;grid-template-columns:34px minmax(0,1fr) auto;gap:10px;padding:11px 0;border-bottom:1px solid var(--border)}
.activity-item:last-child{border-bottom:none}
.activity-avatar{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,var(--accent),var(--accent2));color:#fff;font-weight:900;font-size:12px}
.activity-title{font-size:13px;font-weight:800;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.activity-desc{font-size:12px;color:var(--text-dim);margin-top:2px}
.activity-time{font-size:11px;color:var(--text-dim);white-space:nowrap}
.health-card{padding:14px;border:1px solid var(--border);border-radius:10px;background:var(--card)}
.health-head{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:10px}
.health-title{font-size:12px;font-weight:900}
.health-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.gauge{display:grid;gap:5px}
.gauge-label{display:flex;justify-content:space-between;font-size:10px;color:var(--text-dim);font-weight:800}
.mini-spark{width:100%;height:34px;display:block}
.comparison-score{display:inline-flex;min-width:42px;justify-content:center;font-weight:900;color:var(--accent)}
.user-avatar{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,var(--accent),var(--accent2));color:#fff;font-weight:900;cursor:pointer}
.user-menu{position:relative}
.user-dropdown{position:absolute;right:0;top:42px;display:none;width:220px;background:var(--card);border:1px solid var(--border);border-radius:var(--r);box-shadow:0 16px 38px rgba(15,23,42,.18);padding:8px;z-index:60}
.user-dropdown.active{display:block}
.user-dropdown a,.user-dropdown button{display:flex;width:100%;align-items:center;gap:8px;padding:9px 10px;border:none;background:transparent;color:var(--text);border-radius:8px;font-size:13px;text-align:left;cursor:pointer;text-decoration:none}
.user-dropdown a:hover,.user-dropdown button:hover{background:var(--bg-soft);text-decoration:none}

@media(max-width:1024px){
  .topbar-inner{max-width:none}
  .portal-shell{grid-template-columns:260px minmax(0,1fr);padding:16px;gap:14px}
  .portal-col-3,.portal-col-4{grid-column:span 6}
  .portal-col-5,.portal-col-6,.portal-col-7,.portal-col-8{grid-column:span 12}
  .metric-card{min-height:120px}
  .health-metrics{grid-template-columns:1fr}
  .data-table{min-width:680px}
}

@media(max-width:768px){
  .topbar-inner{padding:10px 14px;gap:8px}
  .topbar-right{gap:6px}
  .version-badge{display:none}
  .portal-shell{display:block;padding:12px 12px 42px}
  .portal-sidebar{position:fixed;top:57px;left:12px;right:12px;bottom:12px;z-index:80;max-height:none;transform:translateX(-110%);transition:transform .2s var(--ease)}
  .portal-sidebar.open{transform:translateX(0)}
  .portal-main{margin-top:12px}
  .portal-grid{grid-template-columns:1fr;gap:12px}
  .portal-col-3,.portal-col-4,.portal-col-5,.portal-col-6,.portal-col-7,.portal-col-8,.portal-col-12{grid-column:1}
  .metric-card{grid-template-columns:1fr auto;padding:15px}
  .metric-card .metric-value{font-size:25px}
  .section-heading{align-items:flex-start;flex-direction:column}
  .activity-item{grid-template-columns:32px minmax(0,1fr)}
  .activity-time{grid-column:2;justify-self:start}
  .modal-overlay{padding:12px}
  .modal-content{max-height:92vh}
  .tab-bar{gap:14px}
  .radar-chart-container,.gantt-chart-container{padding:12px;min-height:220px}
  .radar-chart-container canvas,.gantt-chart-container canvas{height:220px}
}

/* Operational utilities */
.split-toolbar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  flex-wrap:wrap;
}
.density-compact .data-table th,
.density-compact .data-table td{
  padding:7px 10px;
}
.skeleton{
  position:relative;
  overflow:hidden;
  background:var(--bg-soft);
  border-radius:var(--rs);
  min-height:16px;
}
.skeleton::after{
  content:'';
  position:absolute;
  inset:0;
  transform:translateX(-100%);
  background:linear-gradient(90deg,transparent,color-mix(in srgb,var(--card) 62%,transparent),transparent);
  animation:skeletonSweep 1.4s infinite;
}
@keyframes skeletonSweep{
  to{transform:translateX(100%)}
}
.empty-panel{
  display:grid;
  place-items:center;
  gap:8px;
  min-height:160px;
  padding:24px;
  color:var(--text-dim);
  text-align:center;
  border:1px dashed var(--border);
  border-radius:var(--r);
  background:color-mix(in srgb,var(--bg-soft) 55%,transparent);
}
.empty-panel strong{
  color:var(--text);
  font-size:14px;
}
.kbd{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-width:22px;
  min-height:20px;
  padding:1px 6px;
  border:1px solid var(--border);
  border-bottom-width:2px;
  border-radius:5px;
  background:var(--bg-soft);
  color:var(--text);
  font-family:ui-monospace,SFMono-Regular,Menlo,monospace;
  font-size:11px;
  font-weight:800;
}