/* Borsat Pipeline Lab — enterprise layout */
:root {
  --pl-bg: #07101f;
  --pl-bg2: #0c1829;
  --pl-bg3: #111f38;
  --pl-bg4: #162340;
  --pl-bd: rgba(255,255,255,.08);
  --pl-bd2: rgba(255,255,255,.14);
  --pl-text: rgba(255,255,255,.9);
  --pl-muted: rgba(255,255,255,.5);
  --pl-dim: rgba(255,255,255,.25);
  --pl-blue: #3b82f6;
  --pl-teal: #14b8a6;
  --pl-purple: #8b5cf6;
  --pl-gold: #f59e0b;
  --pl-red: #ef4444;
  --pl-green: #22c55e;
  --pl-mono: 'SFMono-Regular', Consolas, monospace;
  --cat-source: #3b82f6;
  --cat-validation: #6366f1;
  --cat-transform: #14b8a6;
  --cat-enrichment: #8b5cf6;
  --cat-dest: #f59e0b;
  --cat-control: #ef4444;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; overflow: hidden; }
body.pl-app {
  background: var(--pl-bg);
  color: var(--pl-text);
  font-family: -apple-system, BlinkMacSystemFont, 'Inter', 'Segoe UI', sans-serif;
  font-size: 13px;
  display: flex;
  flex-direction: column;
}

/* Top bar */
.pl-topbar {
  height: 48px;
  background: var(--pl-bg2);
  border-bottom: 1px solid var(--pl-bd);
  display: flex;
  align-items: center;
  padding: 0 12px;
  gap: 8px;
  flex-shrink: 0;
}
.pl-logo { font-weight: 800; font-size: 14px; color: var(--pl-text); text-decoration: none; }
.pl-logo span { color: var(--pl-teal); }
.pl-badge { font-size: 10px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--pl-purple); background: rgba(139,92,246,.15); border: 1px solid rgba(139,92,246,.3); padding: 2px 8px; border-radius: 4px; }
.pl-env { font-size: 11px; padding: 3px 10px; border-radius: 4px; border: 1px solid var(--pl-bd2); color: var(--pl-muted); }
.pl-env.prod { border-color: var(--pl-green); color: var(--pl-green); }
.pl-spacer { flex: 1; }
.pl-nav { display: flex; gap: 2px; overflow-x: auto; }
.pl-nav-btn {
  font-size: 11px; font-weight: 600; padding: 6px 10px; border: none; background: none;
  color: var(--pl-muted); cursor: pointer; border-radius: 4px; white-space: nowrap;
}
.pl-nav-btn:hover { color: var(--pl-text); background: var(--pl-bg3); }
.pl-nav-btn.active { color: var(--pl-blue); background: rgba(59,130,246,.12); }
.pl-btn {
  font-size: 12px; font-weight: 600; padding: 6px 14px; border-radius: 5px; cursor: pointer; border: none;
}
.pl-btn-primary { background: var(--pl-blue); color: #fff; }
.pl-btn-success { background: var(--pl-green); color: #0a1f0a; }
.pl-btn-ghost { background: none; border: 1px solid var(--pl-bd2); color: var(--pl-muted); }
.pl-btn-ghost:hover { color: var(--pl-text); }

/* Main layout */
.pl-main { display: flex; flex: 1; overflow: hidden; }
.pl-sidebar {
  width: 240px; background: var(--pl-bg2); border-right: 1px solid var(--pl-bd);
  display: flex; flex-direction: column; flex-shrink: 0; overflow: hidden;
}
.pl-sidebar-hdr { font-size: 10px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--pl-dim); padding: 10px 12px 6px; }
.pl-sidebar-body { flex: 1; overflow-y: auto; padding: 4px 8px 12px; }
.pl-node-item {
  display: flex; align-items: center; gap: 8px; padding: 6px 8px; border-radius: 6px;
  cursor: grab; margin-bottom: 2px; font-size: 12px;
}
.pl-node-item:hover { background: var(--pl-bg3); }
.pl-node-dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }

.pl-workspace { flex: 1; display: flex; flex-direction: column; overflow: hidden; min-width: 0; }
.pl-view { flex: 1; overflow: auto; display: none; padding: 16px; }
.pl-view.active { display: block; }
#view-builder.pl-view { padding: 0; flex: 1; min-height: 0; }
#view-builder.pl-view.active { display: flex; flex-direction: column; }

/* Catalog table */
.pl-table { width: 100%; border-collapse: collapse; font-size: 12px; }
.pl-table th {
  text-align: left; font-size: 10px; font-weight: 700; letter-spacing: .05em;
  text-transform: uppercase; color: var(--pl-muted); padding: 8px 10px; border-bottom: 1px solid var(--pl-bd);
}
.pl-table td { padding: 10px; border-bottom: 1px solid var(--pl-bd); vertical-align: middle; }
.pl-table tr:hover td { background: var(--pl-bg3); }
.pl-status { display: inline-block; font-size: 10px; font-weight: 700; padding: 2px 8px; border-radius: 10px; text-transform: uppercase; }
.pl-status-active { background: rgba(34,197,94,.15); color: var(--pl-green); }
.pl-status-draft { background: rgba(255,255,255,.08); color: var(--pl-muted); }
.pl-status-paused { background: rgba(245,158,11,.15); color: var(--pl-gold); }
.pl-status-failed, .pl-status-partial { background: rgba(239,68,68,.15); color: var(--pl-red); }
.pl-status-success { background: rgba(34,197,94,.15); color: var(--pl-green); }
.pl-score { font-weight: 700; font-variant-numeric: tabular-nums; }
.pl-score-good { color: var(--pl-green); }
.pl-score-warn { color: var(--pl-gold); }
.pl-score-bad { color: var(--pl-red); }
.pl-action-btn { font-size: 11px; padding: 3px 8px; margin-right: 4px; border-radius: 4px; border: 1px solid var(--pl-bd2); background: var(--pl-bg3); color: var(--pl-muted); cursor: pointer; }
.pl-action-btn:hover { color: var(--pl-text); border-color: var(--pl-blue); }

/* Builder canvas */
.pl-builder { display: flex; flex: 1; overflow: hidden; height: 100%; }
.pl-canvas-wrap { flex: 1; position: relative; overflow: hidden; background: radial-gradient(circle at 50% 50%, var(--pl-bg3) 0%, var(--pl-bg) 70%); }
.pl-minimap { position: absolute; right: 12px; bottom: 12px; width: 140px; height: 90px; background: rgba(15,23,42,.85); border: 1px solid var(--pl-bd); border-radius: 6px; z-index: 3; pointer-events: none; }
.pl-minimap-dot { position: absolute; width: 8px; height: 5px; background: #3b82f6; border-radius: 2px; opacity: .85; }
.pl-rejections { margin-top: 12px; font-size: 11px; }
.pl-rejections pre { background: var(--pl-bg3); padding: 8px; border-radius: 4px; overflow: auto; max-height: 200px; }
.pl-preview-table { width: 100%; font-size: 10px; margin-top: 8px; }
.pl-canvas-toolbar {
  position: absolute; top: 8px; left: 8px; z-index: 5; display: flex; gap: 4px;
  background: var(--pl-bg2); border: 1px solid var(--pl-bd); border-radius: 6px; padding: 4px;
}
.pl-canvas-toolbar button { font-size: 11px; padding: 4px 8px; border: none; background: none; color: var(--pl-muted); cursor: pointer; border-radius: 4px; }
.pl-canvas-toolbar button:hover { background: var(--pl-bg3); color: var(--pl-text); }
.pl-canvas { width: 100%; height: 100%; cursor: grab; }
.pl-canvas:active { cursor: grabbing; }

/* DAG nodes — readable, no overlap */
.pl-dag-node {
  position: absolute;
  width: 200px;
  min-height: 72px;
  background: var(--pl-bg2);
  border: 2px solid var(--pl-bd2);
  border-radius: 8px;
  padding: 10px 12px;
  cursor: pointer;
  transition: border-color .15s, box-shadow .15s;
  user-select: none;
}
.pl-dag-node.selected { border-color: var(--pl-blue); box-shadow: 0 0 0 2px rgba(59,130,246,.25); }
.pl-dag-node .pl-node-icon { font-size: 18px; margin-bottom: 4px; }
.pl-dag-node .pl-node-label { font-size: 12px; font-weight: 700; line-height: 1.3; word-wrap: break-word; }
.pl-dag-node .pl-node-sub { font-size: 10px; color: var(--pl-muted); margin-top: 2px; text-transform: uppercase; letter-spacing: .04em; }
.pl-dag-node .pl-node-badge { position: absolute; top: -6px; right: -6px; font-size: 9px; font-weight: 700; padding: 2px 6px; border-radius: 8px; background: var(--pl-green); color: #000; }
.pl-dag-node .pl-node-badge.warn { background: var(--pl-gold); }
.pl-dag-node .pl-node-badge.err { background: var(--pl-red); color: #fff; }
.pl-dag-node .pl-port-in, .pl-dag-node .pl-port-out {
  position: absolute; width: 10px; height: 10px; border-radius: 50%;
  background: var(--pl-bg4); border: 2px solid var(--pl-bd2); top: 50%; transform: translateY(-50%);
}
.pl-dag-node .pl-port-in { left: -6px; }
.pl-dag-node .pl-port-out { right: -6px; }

/* Inspector */
.pl-inspector {
  width: 320px; background: var(--pl-bg2); border-left: 1px solid var(--pl-bd);
  display: flex; flex-direction: column; flex-shrink: 0; overflow: hidden;
}
.pl-inspector-tabs { display: flex; border-bottom: 1px solid var(--pl-bd); }
.pl-inspector-tab { flex: 1; font-size: 10px; font-weight: 700; text-transform: uppercase; padding: 8px 4px; text-align: center; color: var(--pl-muted); cursor: pointer; border-bottom: 2px solid transparent; }
.pl-inspector-tab.active { color: var(--pl-blue); border-bottom-color: var(--pl-blue); }
.pl-inspector-body { flex: 1; overflow-y: auto; padding: 12px; }
.pl-field { margin-bottom: 12px; }
.pl-field label { display: block; font-size: 10px; font-weight: 600; text-transform: uppercase; color: var(--pl-muted); margin-bottom: 4px; }
.pl-field input, .pl-field select, .pl-field textarea {
  width: 100%; background: var(--pl-bg3); border: 1px solid var(--pl-bd); border-radius: 5px;
  color: var(--pl-text); padding: 6px 8px; font-size: 12px; font-family: inherit;
}
.pl-field textarea { min-height: 80px; font-family: var(--pl-mono); font-size: 11px; }
.pl-kv { display: flex; justify-content: space-between; font-size: 12px; padding: 4px 0; border-bottom: 1px solid var(--pl-bd); }
.pl-kv span:first-child { color: var(--pl-muted); }

/* Logs panel */
.pl-logs {
  height: 160px; background: var(--pl-bg2); border-top: 1px solid var(--pl-bd);
  display: flex; flex-direction: column; flex-shrink: 0;
}
.pl-logs-hdr { display: flex; align-items: center; padding: 6px 12px; gap: 8px; border-bottom: 1px solid var(--pl-bd); }
.pl-logs-hdr span { font-size: 10px; font-weight: 700; text-transform: uppercase; color: var(--pl-muted); }
.pl-logs-body { flex: 1; overflow-y: auto; padding: 8px 12px; font-family: var(--pl-mono); font-size: 11px; }
.pl-log-line { padding: 2px 0; display: flex; gap: 8px; }
.pl-log-line .ts { color: var(--pl-dim); flex-shrink: 0; }
.pl-log-line.info { color: var(--pl-text); }
.pl-log-line.warning { color: var(--pl-gold); }
.pl-log-line.error { color: var(--pl-red); }

/* Schema grid */
.pl-schema-grid { width: 100%; border-collapse: collapse; font-size: 11px; }
.pl-schema-grid th, .pl-schema-grid td { padding: 6px 8px; border: 1px solid var(--pl-bd); text-align: left; }
.pl-schema-grid th { background: var(--pl-bg3); font-size: 10px; text-transform: uppercase; color: var(--pl-muted); }
.pl-schema-grid input { width: 100%; background: var(--pl-bg); border: none; color: var(--pl-text); font-size: 11px; }

/* Empty states */
.pl-empty { text-align: center; padding: 48px 24px; color: var(--pl-muted); }
.pl-empty h3 { font-size: 16px; color: var(--pl-text); margin-bottom: 8px; }

/* Code editor area */
.pl-code { background: var(--pl-bg); border: 1px solid var(--pl-bd); border-radius: 6px; padding: 12px; font-family: var(--pl-mono); font-size: 11px; white-space: pre-wrap; overflow: auto; max-height: 400px; }

.pl-cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 12px; }
.pl-card { background: var(--pl-bg2); border: 1px solid var(--pl-bd); border-radius: 8px; padding: 14px; cursor: pointer; }
.pl-card:hover { border-color: var(--pl-bd2); }
.pl-card h4 { font-size: 13px; margin-bottom: 6px; }
.pl-card p { font-size: 11px; color: var(--pl-muted); line-height: 1.4; }

@media (max-width: 900px) {
  .pl-sidebar { display: none; }
  .pl-inspector { width: 280px; }
}