:root {
  --bg: #0b1020;
  --panel: #151b2e;
  --panel-2: #1b2338;
  --text: #e8ecf5;
  --muted: #9aa6c0;
  --accent: #4f8cff;
  --held: #2f9e6f;
  --breached: #e0563f;
  --border: #2a3350;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}

.app { max-width: 1400px; margin: 0 auto; padding: 20px; }

header {
  display: flex; align-items: center; justify-content: space-between;
  padding-bottom: 16px; border-bottom: 1px solid var(--border); margin-bottom: 20px;
}
header h1 { font-size: 22px; margin: 0; }

.domain-badge { display: flex; gap: 12px; align-items: center; }
.domain-label {
  background: var(--accent); color: #fff; padding: 4px 12px;
  border-radius: 999px; font-size: 13px; font-weight: 600;
}
.model-label { color: var(--muted); font-size: 12px; font-family: monospace; }

.main { display: grid; grid-template-columns: 380px 1fr; gap: 20px; }

.panel {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: 14px; padding: 18px; margin-bottom: 20px;
}
.panel h2 { margin: 0 0 12px; font-size: 16px; }
.panel h3 { margin: 16px 0 6px; font-size: 14px; color: var(--muted); }
.caption { color: var(--muted); font-size: 13px; margin: -6px 0 12px; }

textarea {
  width: 100%; background: var(--panel-2); color: var(--text);
  border: 1px solid var(--border); border-radius: 10px; padding: 12px;
  font-size: 14px; resize: vertical; font-family: inherit;
}

.actions { margin-top: 12px; }
button.primary {
  background: var(--accent); color: #fff; border: none; border-radius: 10px;
  padding: 10px 18px; font-size: 14px; font-weight: 600; cursor: pointer; width: 100%;
}
button.primary:disabled { opacity: 0.5; cursor: not-allowed; }

.error-banner {
  background: rgba(224,86,63,0.15); border: 1px solid var(--breached);
  color: #ffb3a5; padding: 12px 16px; border-radius: 10px; margin-bottom: 16px;
}

/* Diagram */
.diagram-scroll { overflow-x: auto; padding-bottom: 8px; }
.slice-label { fill: var(--text); font-size: 11px; font-weight: 600; }

/* Breakdown */
.layers { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 12px; }
.layer-card {
  background: var(--panel-2); border: 1px solid var(--border);
  border-left: 4px solid var(--held); border-radius: 10px; padding: 12px;
}
.layer-card.breached { border-left-color: var(--breached); }
.layer-head { display: flex; justify-content: space-between; align-items: center; }
.layer-name { font-weight: 600; font-size: 14px; }
.layer-status { font-size: 12px; color: var(--muted); }
.layer-card.breached .layer-status { color: #ffb3a5; }
.layer-hint { color: var(--muted); font-size: 12px; margin: 6px 0; }
.layer-notes { color: var(--muted); font-size: 12px; margin-top: 8px; font-style: italic; }

.holes { list-style: none; padding: 0; margin: 8px 0 0; }
.hole-item { display: flex; gap: 10px; padding: 8px 0; border-top: 1px solid var(--border); }
.hole-sev {
  flex: 0 0 auto; align-self: flex-start; font-size: 10px; text-transform: uppercase;
  padding: 2px 8px; border-radius: 999px; font-weight: 700; color: #0b1020;
}
.sev-low { background: #f4d35e; }
.sev-medium { background: #ee964b; }
.sev-high { background: #e0563f; color: #fff; }
.sev-critical { background: #c1121f; color: #fff; }
.hole-desc { font-size: 13px; }
.hole-evidence { color: var(--muted); font-size: 12px; font-style: italic; margin-top: 2px; }

/* Summary */
.summary { font-size: 15px; }
.alignment { color: var(--text); }
.recs { padding-left: 18px; }
.recs li { margin-bottom: 6px; }
.rec-target { color: var(--accent); font-family: monospace; font-size: 12px; }

/* Streaming */
.stream-panel .raw {
  background: var(--panel-2); border: 1px solid var(--border); border-radius: 10px;
  padding: 12px; font-size: 12px; white-space: pre-wrap; word-break: break-word;
  max-height: 400px; overflow-y: auto; color: var(--muted);
}

@media (max-width: 900px) {
  .main { grid-template-columns: 1fr; }
}

/* --- Mode switch (AI vs CSV) --------------------------------------------- */
.mode-switch { display: flex; gap: 6px; }
.mode-btn {
  background: var(--panel-2); color: var(--muted); border: 1px solid var(--border);
  border-radius: 999px; padding: 6px 14px; font-size: 13px; cursor: pointer;
}
.mode-btn.active { background: var(--accent); color: #fff; border-color: var(--accent); }

/* --- CSV panel ----------------------------------------------------------- */
.csv-panel code {
  background: var(--panel-2); padding: 1px 6px; border-radius: 6px;
  font-size: 12px; color: var(--text);
}
.csv-file {
  display: block; width: 100%; margin: 4px 0 12px; color: var(--muted);
  font-size: 13px;
}
.csv-error {
  background: rgba(224, 86, 63, 0.12); border: 1px solid var(--breached);
  color: #f2b8ad; border-radius: 10px; padding: 10px 12px; font-size: 13px;
  margin-bottom: 12px;
}
.csv-field { margin: 12px 0; }
.csv-field label {
  display: block; font-size: 13px; color: var(--muted); margin-bottom: 6px;
}
.csv-field select, .layer-select, .severity-select {
  background: var(--panel-2); color: var(--text); border: 1px solid var(--border);
  border-radius: 8px; padding: 8px 10px; font-size: 13px; font-family: inherit;
}
.csv-field select { width: 100%; }

.factors { display: flex; flex-direction: column; gap: 10px; margin-top: 4px; }
.factor-row {
  background: var(--panel-2); border: 1px solid var(--border);
  border-radius: 10px; padding: 10px 12px;
}
.factor-text { font-size: 14px; margin-bottom: 8px; }
.factor-controls { display: flex; gap: 8px; }
.factor-controls .layer-select { flex: 1; }

/* --- Batch dashboard ----------------------------------------------------- */
.drill-head { display: flex; align-items: center; gap: 12px; margin-bottom: 4px; }
.drill-head h2 { margin: 0; }
.link-btn {
  background: none; border: none; color: var(--accent); cursor: pointer;
  font-size: 13px; padding: 0; text-align: left;
}
.link-btn:hover { text-decoration: underline; }
.factor-count { color: var(--muted); font-size: 12px; }

.stat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
.stat {
  background: var(--panel-2); border: 1px solid var(--border);
  border-radius: 10px; padding: 12px; text-align: center;
}
.stat.warn { border-color: var(--breached); }
.stat-num { font-size: 24px; font-weight: 700; }
.stat-label { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: 0.04em; }

.freq-bars { display: flex; flex-direction: column; gap: 8px; }
.freq-row { display: grid; grid-template-columns: 180px 1fr 110px; gap: 10px; align-items: center; }
.freq-label { font-size: 13px; }
.freq-track { background: var(--panel-2); border-radius: 999px; height: 14px; overflow: hidden; }
.freq-fill { background: var(--breached); height: 100%; border-radius: 999px; min-width: 2px; }
.freq-value { color: var(--muted); font-size: 12px; text-align: right; font-variant-numeric: tabular-nums; }

.slice-freq { font-size: 11px; fill: var(--muted); }

.top-factors { margin: 0; padding-left: 20px; display: flex; flex-direction: column; gap: 6px; }
.top-factors li { display: flex; justify-content: space-between; gap: 12px; }
.tf-text { }
.tf-meta { color: var(--muted); font-size: 12px; white-space: nowrap; }

.cooc { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 6px; }
.cooc li { display: flex; justify-content: space-between; gap: 12px; }
.cooc-pair { font-size: 14px; }
.cooc-count { color: var(--muted); font-size: 12px; white-space: nowrap; }

.panel.split { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.breakdown { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 4px; }
.breakdown li { display: flex; justify-content: space-between; gap: 12px; font-size: 13px; }
.bd-value { }
.bd-count { color: var(--muted); font-size: 12px; white-space: nowrap; }

.incident-list { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.incident-list li { }
.incident-list .link-btn {
  background: var(--panel-2); border: 1px solid var(--border);
  border-radius: 8px; padding: 6px 12px; color: var(--text);
}
.incident-list .link-btn:hover { border-color: var(--accent); text-decoration: none; }

/* --- Aggregate diagram weight switch ------------------------------------- */
.diagram-head {
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; margin-bottom: 4px;
}
.diagram-head h2 { margin: 0; }
.weight-switch { display: flex; gap: 6px; }

/* --- Requires urgent attention (batch lead) ------------------------------ */
.urgent-list { display: flex; flex-direction: column; gap: 10px; }
.urgent-row {
  display: block; width: 100%; text-align: left; cursor: pointer;
  background: var(--panel-2); border: 1px solid var(--border);
  border-radius: 10px; padding: 12px 14px; color: var(--text);
}
.urgent-row:hover { border-color: var(--accent); }
.urgent-top { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 10px; }
.urgent-id { font-weight: 700; }
.urgent-meta { color: var(--muted); font-size: 12px; }

.badge {
  font-size: 11px; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.03em; padding: 2px 8px; border-radius: 999px;
  border: 1px solid var(--border);
}
.badge.full { background: var(--breached); color: #fff; border-color: var(--breached); }
.badge.sev-low { background: #f4d35e; color: #3a2f00; }
.badge.sev-medium { background: #ee964b; color: #2a1500; }
.badge.sev-high { background: #e0563f; color: #fff; }
.badge.sev-critical { background: #c1121f; color: #fff; }

/* trajectory: breached layers as pills, left-to-right with arrows between */
.traj { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; }
.traj-pill {
  font-size: 11px; color: var(--text); white-space: nowrap;
  background: rgba(224, 86, 63, 0.12);
  border: 1px solid var(--breached); border-radius: 999px; padding: 2px 9px;
}
.traj-arrow { color: var(--muted); font-size: 12px; }

/* 3D block container */
.block3d { width: 100%; min-height: 420px; border-radius: 12px; overflow: hidden; }
.block3d canvas { display: block; }
.weight-switch { display: flex; gap: 6px; }

/* --- batch block controls + 2D matrix fallback --------------------------- */
.head-controls { display: flex; gap: 14px; align-items: center; }

.matrix-scroll { overflow-x: auto; }
table.matrix { border-collapse: collapse; font-size: 12px; width: 100%; }
table.matrix th, table.matrix td {
  border: 1px solid var(--border); padding: 5px 8px; text-align: center;
}
table.matrix thead th { color: var(--muted); font-weight: 600; font-size: 11px; }
.matrix-inc { text-align: left; white-space: nowrap; font-weight: 700; }
.matrix-cell { color: #0b1020; font-weight: 700; }
.matrix-cell.held { background: var(--panel-2); }
.matrix-cell.sev-low { background: #f4d35e; }
.matrix-cell.sev-medium { background: #ee964b; }
.matrix-cell.sev-high { background: #e0563f; color: #fff; }
.matrix-cell.sev-critical { background: #c1121f; color: #fff; }

.block3d-error { padding: 24px; color: var(--muted); font-size: 13px; }

/* --- Custom CSV field mapping ------------------------------------------- */
.mapping-panel .field-map { display: flex; flex-direction: column; gap: 10px; margin: 4px 0 4px; }
.map-row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; align-items: center; }
.map-label { font-size: 13px; color: var(--text); }
.map-label .req { color: var(--breached); font-weight: 700; }
.map-select {
  width: 100%;
  background: var(--panel-2); color: var(--text); border: 1px solid var(--border);
  border-radius: 8px; padding: 8px 10px; font-size: 13px; font-family: inherit;
}
.mapping-panel .actions { display: flex; align-items: center; gap: 14px; }
.mapping-panel .actions .primary { width: auto; }

.csv-actions { margin: 4px 0 8px; }

/* --- What-if workbench --------------------------------------------------- */
.workbench-panel .panel-head {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
}
.workbench-panel .panel-head h2 { margin: 0; }

.wf-delta { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin: 4px 0 14px; }
.delta-cell {
  background: var(--panel-2); border: 1px solid var(--border);
  border-radius: 10px; padding: 10px; text-align: center;
}
.delta-label { font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.04em; }
.delta-nums { display: flex; align-items: center; justify-content: center; gap: 6px; margin-top: 4px; font-size: 15px; }
.delta-base { color: var(--muted); }
.delta-arrow { color: var(--muted); }
.delta-scn { font-weight: 700; }
.delta-chg { font-size: 12px; font-weight: 700; padding: 1px 6px; border-radius: 999px; }
.delta-cell.bad .delta-chg { background: rgba(224,86,63,0.2); color: #ffb3a5; }
.delta-cell.good .delta-chg { background: rgba(47,158,111,0.2); color: #8fe0bd; }
.delta-cell.up .delta-chg, .delta-cell.down .delta-chg { background: var(--border); color: var(--text); }

.wf-layers { display: flex; flex-direction: column; gap: 8px; margin: 4px 0 8px; }
.wf-layer-row { display: flex; align-items: center; gap: 8px; }
.wf-move { display: flex; flex-direction: column; gap: 2px; }
.wf-move .icon-btn { line-height: 1; padding: 1px 6px; font-size: 10px; }
.wf-layer-name {
  flex: 1; background: var(--panel-2); color: var(--text);
  border: 1px solid var(--border); border-radius: 8px; padding: 7px 10px;
  font-size: 13px; font-family: inherit;
}

.icon-btn {
  background: var(--panel-2); color: var(--muted); border: 1px solid var(--border);
  border-radius: 8px; padding: 6px 10px; font-size: 12px; cursor: pointer;
}
.icon-btn:hover { border-color: var(--accent); color: var(--text); }
.icon-btn:disabled { opacity: 0.35; cursor: not-allowed; }
.icon-btn.danger:hover { border-color: var(--breached); color: #ffb3a5; }

.wf-incident {
  background: var(--panel-2); border: 1px solid var(--border);
  border-radius: 10px; padding: 10px 12px; margin-bottom: 10px;
}
.wf-incident-head { display: flex; align-items: center; gap: 8px; margin-bottom: 8px; }
.wf-incident-id {
  flex: 1; background: var(--panel); color: var(--text);
  border: 1px solid var(--border); border-radius: 8px; padding: 6px 10px;
  font-size: 13px; font-weight: 600; font-family: inherit;
}
.wf-factor-row { display: flex; align-items: center; gap: 6px; margin-bottom: 6px; }
.wf-factor-text {
  flex: 1; background: var(--panel); color: var(--text);
  border: 1px solid var(--border); border-radius: 8px; padding: 6px 10px;
  font-size: 13px; font-family: inherit;
}
.wf-factor-row .layer-select, .wf-factor-row .severity-select { flex: 0 0 auto; }

/* --- KPI cards ----------------------------------------------------------- */
.kpi-cards {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-bottom: 20px;
}
.kpi-card {
  background: linear-gradient(180deg, var(--panel-2), var(--panel));
  border: 1px solid var(--border); border-left: 4px solid var(--accent);
  border-radius: 14px; padding: 16px 18px;
}
.kpi-value { font-size: 34px; font-weight: 700; line-height: 1.05; color: var(--text); }
.kpi-label { font-size: 13px; font-weight: 600; color: var(--text); margin-top: 4px; }
.kpi-sub { font-size: 12px; color: var(--muted); margin-top: 4px; }
.kpi-card.sev-high { border-left-color: var(--breached); }
.kpi-card.sev-high .kpi-value { color: #ffb3a5; }
.kpi-card.sev-critical { border-left-color: #c1121f; }
.kpi-card.sev-critical .kpi-value { color: #ff8f7d; }