/* ═══════════════════════════════════════════════════════════════
   Stratum Books V2 — Component Library
   Industrial Core: Telemetry Cards, Precision Controls, Audit Terminal
   ═══════════════════════════════════════════════════════════════ */

/* ── Page Layout ─────────────────────────────────────────────── */
.page {
  max-width: 1400px;
  margin: 0 auto;
}

.page-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-4);
  margin-bottom: var(--space-5);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--color-border);
}

.page-header h1 { margin: 0; }

/* ── Buttons — Mechanical, no transitions ────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  line-height: var(--leading-tight);
  cursor: pointer;
  border: 1px solid transparent;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  white-space: nowrap;
  transition: none;
}

.btn svg {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}

.btn:active:not(:disabled) {
  transform: scale(0.98);
}

.btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  border-color: var(--color-primary);
}
.btn-primary:hover:not(:disabled) {
  background: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
}

.btn-secondary {
  background: var(--color-surface);
  color: var(--color-text);
  border-color: var(--color-border);
}
.btn-secondary:hover:not(:disabled) {
  background: var(--color-hover);
  border-color: var(--color-text-muted);
}

.btn-ghost {
  background: transparent;
  color: var(--color-text-secondary);
  border-color: transparent;
}
.btn-ghost:hover:not(:disabled) {
  background: var(--color-hover);
  color: var(--color-text);
}

.btn-danger {
  background: var(--color-danger);
  color: var(--color-text-inverse);
  border-color: var(--color-danger);
}
.btn-danger:hover:not(:disabled) {
  background: var(--red-600);
  border-color: var(--red-600);
}

.btn-highlight {
  background: var(--color-highlight);
  color: var(--color-text-inverse);
  border-color: var(--color-highlight);
}
.btn-highlight:hover:not(:disabled) {
  background: var(--color-highlight-hover);
  border-color: var(--color-highlight-hover);
}

.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}
.btn-outline:hover:not(:disabled) {
  background: var(--color-primary-light);
}

.btn-sm {
  padding: var(--space-1) var(--space-3);
  font-size: var(--text-xs);
}

.btn-lg {
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-base);
}

/* ── Telemetry Cards — instrument readout containers ─────────── */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  position: relative;
}

/* Telemetry header accent — left border stripe */
.card::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--color-border);
  border-radius: var(--radius-lg) 0 0 var(--radius-lg);
}

/* Urgency accent variants — data-driven stripe color */
.card[data-accent="danger"]::before { background: var(--color-danger); }
.card[data-accent="warning"]::before { background: var(--color-warning); }
.card[data-accent="success"]::before { background: var(--color-success); }

.card-label {
  font-size: var(--text-xs);
  font-weight: var(--weight-bold);
  color: var(--color-text-muted);
  margin-bottom: var(--space-1);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.card-value {
  font-size: var(--text-2xl);
  font-weight: var(--weight-bold);
  line-height: var(--leading-tight);
  color: var(--color-text);
  font-family: var(--font-mono);
}

/* ── Summary / KPI Cards ─────────────────────────────────────── */
.summary-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--space-3);
  margin-bottom: var(--space-5);
}

.summary-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  position: relative;
}

.summary-label {
  font-size: var(--text-xs);
  font-weight: var(--weight-bold);
  color: var(--color-text-muted);
  margin-bottom: var(--space-1);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.summary-value {
  font-size: var(--text-2xl);
  font-weight: var(--weight-bold);
  line-height: var(--leading-tight);
  color: var(--color-text);
  font-family: var(--font-mono);
}

.card-grid {
  display: grid;
  gap: var(--space-3);
}
.card-grid.cols-2 { grid-template-columns: repeat(2, 1fr); }
.card-grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.card-grid.cols-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 768px) {
  .card-grid.cols-3,
  .card-grid.cols-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) {
  .card-grid.cols-2,
  .card-grid.cols-3,
  .card-grid.cols-4 { grid-template-columns: 1fr; }
}

/* ── Tables — The Audit Terminal ─────────────────────────────── */
.table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
}

.table thead {
  position: sticky;
  top: 0;
  z-index: 1;
}

.table th {
  padding: var(--space-2) var(--space-3);
  text-align: left;
  font-family: var(--font-mono);
  font-weight: var(--weight-bold);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
  background: var(--color-surface-alt);
  border-bottom: 2px solid var(--color-border);
  white-space: nowrap;
}

.table td {
  padding: var(--space-2) var(--space-3);
  border-bottom: 1px solid var(--color-border-light);
  color: var(--color-text);
  vertical-align: middle;
  font-size: var(--text-sm);
}

.table tbody tr:hover {
  background: var(--color-hover);
}

.table tbody tr.clickable-row {
  cursor: pointer;
}

.table tbody tr.clickable-row:hover {
  background: var(--color-hover);
  box-shadow: inset 3px 0 0 var(--color-accent, #c27040);
}

.table tbody tr:last-child td {
  border-bottom: none;
}

.table-container {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.table-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3);
  border-bottom: 1px solid var(--color-border-light);
}

/* ── Forms — Precision Inputs ────────────────────────────────── */
.form-group {
  margin-bottom: var(--space-4);
}

.form-label {
  display: block;
  font-size: var(--text-xs);
  font-weight: var(--weight-bold);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-1);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: var(--space-2) var(--space-3);
  font-family: var(--font-sans);
  font-size: var(--text-base);
  color: var(--color-text);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: none;
}

.form-input:hover,
.form-select:hover,
.form-textarea:hover {
  border-color: var(--color-text-muted);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: var(--focus-ring);
}

.form-input::placeholder { color: var(--color-text-muted); }

.form-input[readonly] {
  background: var(--color-surface-alt);
  cursor: default;
}

.form-textarea { min-height: 80px; resize: vertical; }

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}

.form-error {
  background: var(--color-danger-light, rgba(244, 67, 54, 0.1));
  color: var(--color-danger);
  padding: var(--space-2) var(--space-3);
  border-left: 3px solid var(--color-danger);
  border-radius: var(--radius-sm);
  font-weight: var(--weight-medium, 500);
  margin-top: var(--space-1);
  font-size: var(--text-sm);
}

/* ── Badges — Instrument Status Indicators ───────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: var(--weight-bold);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  line-height: 1.4;
}

/* Status dot before badge text */
.badge::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: var(--radius-full);
  flex-shrink: 0;
}

.badge-draft { background: var(--color-hover); color: var(--color-text-secondary); }
.badge-draft::before { background: var(--color-text-muted); }
.badge-sent { background: rgba(96, 125, 139, 0.1); color: var(--steel-600); }
.badge-sent::before { background: var(--steel-500); }
.badge-viewed { background: rgba(96, 125, 139, 0.1); color: var(--steel-500); }
.badge-viewed::before { background: var(--steel-400); }
.badge-partial { background: var(--color-warning-light); color: var(--amber-600); }
.badge-partial::before { background: var(--amber-500); }
.badge-paid { background: var(--color-success-light); color: var(--green-600); }
.badge-paid::before { background: var(--green-500); }
.badge-overdue { background: var(--color-danger-light); color: var(--red-600); }
.badge-overdue::before { background: var(--red-500); }
.badge-voided { background: var(--color-hover); color: var(--color-text-muted); }
.badge-voided::before { background: var(--color-text-muted); }
.badge-open { background: var(--color-success-light); color: var(--green-600); }
.badge-open::before { background: var(--green-500); }
.badge-closed { background: var(--color-hover); color: var(--color-text-secondary); }
.badge-closed::before { background: var(--color-text-muted); }
.badge-posted { background: var(--color-success-light); color: var(--green-600); }
.badge-posted::before { background: var(--green-500); }
.badge-pending { background: var(--color-warning-light); color: var(--amber-600); }
.badge-pending::before { background: var(--amber-500); }
.badge-approved { background: var(--color-success-light); color: var(--green-600); }
.badge-approved::before { background: var(--green-500); }
.badge-rejected { background: var(--color-danger-light); color: var(--red-600); }
.badge-rejected::before { background: var(--red-500); }
.badge-active { background: var(--color-success-light); color: var(--green-600); }
.badge-active::before { background: var(--green-500); }

/* Color-named badges */
.badge-blue { background: rgba(96, 125, 139, 0.1); color: var(--color-info); }
.badge-blue::before { background: var(--color-info); }
.badge-green { background: var(--color-success-light); color: var(--green-600); }
.badge-green::before { background: var(--green-500); }
.badge-yellow { background: var(--color-warning-light); color: var(--amber-600); }
.badge-yellow::before { background: var(--amber-500); }
.badge-orange { background: var(--color-warning-light); color: var(--amber-600); }
.badge-orange::before { background: var(--amber-500); }
.badge-red { background: var(--color-danger-light); color: var(--red-600); }
.badge-red::before { background: var(--red-500); }
.badge-gray, .badge-neutral, .badge-muted { background: var(--color-hover); color: var(--color-text-muted); }
.badge-gray::before, .badge-neutral::before, .badge-muted::before { background: var(--color-text-muted); }
.badge-info { background: rgba(96, 125, 139, 0.1); color: var(--color-info); }
.badge-info::before { background: var(--color-info); }
.badge-success { background: var(--color-success-light); color: var(--green-600); }
.badge-success::before { background: var(--green-500); }
.badge-warning { background: var(--color-warning-light); color: var(--amber-600); }
.badge-warning::before { background: var(--amber-500); }

/* ── Dialogs / Modals — Industrial Panel ─────────────────────── */
dialog {
  border: none;
  border-radius: var(--radius-lg);
  padding: 0;
  background: var(--color-surface);
  box-shadow: var(--shadow-xl);
  color: var(--color-text);
  max-height: 85vh;
  overflow: hidden;
  margin: auto;
  border-top: 3px solid var(--color-primary);
}

dialog[open] {
  display: flex;
  flex-direction: column;
}

dialog::backdrop {
  background: var(--modal-backdrop);
  backdrop-filter: blur(4px);
}

dialog.modal {
  width: fit-content;
  max-width: 95vw;
}

dialog:not(.modal) {
  width: 90vw;
  max-width: 600px;
}

.modal-content,
.dialog-content {
  display: flex;
  flex-direction: column;
  flex: 1 1 auto;
  min-height: 0;
  overflow: hidden;
}

.modal-content > form,
.dialog-content > form {
  display: flex;
  flex-direction: column;
  flex: 1 1 auto;
  min-height: 0;
  overflow: hidden;
}

.modal-header,
.dialog-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--color-border);
  flex-shrink: 0;
  background: var(--color-surface-alt);
}

.modal-header h2,
.modal-header h3,
.dialog-header h2,
.dialog-header h3 {
  margin: 0;
  font-size: var(--text-base);
  font-weight: var(--weight-bold);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.modal-body,
.dialog-body {
  padding: var(--space-4);
  overflow-y: auto;
  flex: 1 1 auto;
  min-height: 0;
}

.modal-footer,
.dialog-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border-top: 1px solid var(--color-border);
  flex-shrink: 0;
  background: var(--color-surface-alt);
}

/* Close / icon buttons */
.btn-icon,
.dialog-close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  background: transparent;
  border: none;
  cursor: pointer;
  color: var(--color-text-muted);
  border-radius: var(--radius-md);
  flex-shrink: 0;
  transition: none;
}
.btn-icon:hover,
.dialog-close:hover { background: var(--color-hover); color: var(--color-text); }

.btn-icon svg,
.dialog-close svg {
  width: 16px;
  height: 16px;
}

/* Legacy form-stack pattern */
.form-stack {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  padding: var(--space-4);
  overflow-y: auto;
  flex: 1 1 auto;
  min-height: 0;
}

.form-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-3);
  padding-top: var(--space-3);
  border-top: 1px solid var(--color-border);
  margin-top: auto;
  flex-shrink: 0;
}

/* ── Empty States ────────────────────────────────────────────── */
.empty-state {
  text-align: center;
  padding: var(--space-12) var(--space-8);
  color: var(--color-text-muted);
}
.empty-state p { margin-bottom: var(--space-4); font-size: var(--text-base); }

/* ── Status indicator ────────────────────────────────────────── */
.status-dot {
  width: 8px;
  height: 8px;
  border-radius: var(--radius-full);
  display: inline-block;
}
.status-dot.active { background: var(--color-success); }
.status-dot.inactive { background: var(--color-text-muted); }

/* ── Toolbar / Filter bar ────────────────────────────────────── */
.toolbar {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
  flex-wrap: wrap;
}

.search-input {
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  color: var(--color-text);
  min-width: 240px;
  font-family: var(--font-sans);
}

/* ── Tabs — Instrument selector ──────────────────────────────── */
.tabs {
  display: flex;
  border-bottom: 2px solid var(--color-border);
  margin-bottom: var(--space-4);
  gap: 0;
}

.tab {
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-xs);
  font-weight: var(--weight-bold);
  color: var(--color-text-muted);
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: -2px;
  transition: none;
}
.tab:hover { color: var(--color-text); }
.tab.active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

/* ── Toast / Notification ────────────────────────────────────── */
.toast {
  padding: var(--space-3) var(--space-4);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  font-size: var(--text-sm);
  max-width: 400px;
  pointer-events: auto;
  opacity: 0;
  transform: translateX(20px);
  transition: opacity 150ms linear, transform 150ms linear;
}
.toast.toast-visible { opacity: 1; transform: translateX(0); }
.toast-success { border-left: 3px solid var(--color-success); }
.toast-error { border-left: 3px solid var(--color-danger); }
.toast-warning { border-left: 3px solid var(--color-warning); }

/* ── Stat Cards — Telemetry readout ──────────────────────────── */
.stat-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  text-align: center;
}

.stat-value {
  font-size: var(--text-2xl);
  font-weight: var(--weight-bold);
  color: var(--color-primary);
  font-family: var(--font-mono);
}

.stat-label {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-1);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: var(--weight-bold);
}

/* ── Scan Review Panel ───────────────────────────────────────── */
.scan-review-panel {
  margin-top: var(--space-2);
  padding: var(--space-3);
  background: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  font-size: var(--text-sm);
}

.scan-header {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-2);
}

.scan-fields {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-1) var(--space-4);
  margin-bottom: var(--space-2);
}

.scan-field {
  display: flex;
  gap: var(--space-2);
  font-size: var(--text-sm);
}

.scan-label {
  color: var(--color-text-muted);
  min-width: 5rem;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
}

.scan-actions {
  display: flex;
  gap: var(--space-2);
  margin-top: var(--space-2);
}

/* ── Integration Event Components ────────────────────────────── */
.source-badge {
  display: inline-flex;
  align-items: center;
  padding: 2px var(--space-2);
  border-radius: var(--radius-sm);
  font-size: 0.6875rem;
  font-weight: var(--weight-bold);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text-inverse);
  background: var(--source-color, var(--color-text-muted));
}
.source-badge[data-source="pipeline"] { background: var(--source-color-pipeline); }
.source-badge[data-source="assets"] { background: var(--source-color-assets); }
.source-badge[data-source="inventory"] { background: var(--source-color-inventory); }
.source-badge[data-source="vendors"] { background: var(--source-color-vendors); }
.source-badge[data-source="permits"] { background: var(--source-color-permits); }
.source-badge[data-source="warranties"] { background: var(--source-color-warranties); }
.source-badge[data-source="workforce"] { background: var(--source-color-workforce); }
.source-badge[data-source="books"] { background: var(--source-color-books); }

.event-direction-badge {
  display: inline-flex;
  align-items: center;
  padding: 2px var(--space-2);
  border-radius: var(--radius-sm);
  font-size: 0.6875rem;
  font-weight: var(--weight-bold);
  letter-spacing: 0.05em;
}
.event-direction-in { background: var(--color-success-light); color: var(--green-600); }
.event-direction-out { background: rgba(96, 125, 139, 0.1); color: var(--steel-600); }

[data-theme="midnight"] .event-direction-in { background: rgba(76, 175, 80, 0.2); color: #81c784; }
[data-theme="midnight"] .event-direction-out { background: rgba(144, 164, 174, 0.2); color: #b0bec5; }

.integration-card {
  margin-top: var(--space-3);
  padding: var(--space-3);
  background: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  font-size: var(--text-sm);
}

.integration-card-header {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-2);
  font-weight: var(--weight-semibold);
}

.integration-card-fields {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-1) var(--space-4);
  margin-bottom: var(--space-2);
}

.integration-card-field {
  display: flex;
  gap: var(--space-2);
  font-size: var(--text-sm);
}

.integration-card-field-label {
  color: var(--color-text-muted);
  min-width: 5rem;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
}

.integration-card-actions {
  display: flex;
  gap: var(--space-2);
  margin-top: var(--space-2);
}

.integration-metadata {
  margin-top: var(--space-2);
  padding: var(--space-2);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  white-space: pre-wrap;
  word-break: break-all;
  max-height: 200px;
  overflow: auto;
}

/* ── Receipt Inbox ───────────────────────────────────────────── */
.receipt-stats {
  display: flex;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
}
.receipt-stats .stat-card { flex: 1; }

.receipt-upload-zone {
  border: 2px dashed var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  text-align: center;
  cursor: pointer;
  margin-bottom: var(--space-3);
}
.receipt-upload-zone:hover,
.receipt-upload-zone.drag-over {
  border-color: var(--color-primary);
  background: var(--color-primary-light);
}

.upload-zone-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-1);
  color: var(--color-text-muted);
}

.ocr-preview-panel {
  width: 340px;
  flex-shrink: 0;
  position: sticky;
  top: var(--space-4);
}

.receipt-row { cursor: pointer; }
.receipt-row.selected { background: var(--color-primary-light); }

/* ── Utility ─────────────────────────────────────────────────── */
.text-danger { color: var(--color-danger) !important; }
.text-success { color: var(--color-success) !important; }
.text-warning { color: var(--color-warning) !important; }
.text-muted { color: var(--color-text-muted) !important; font-size: var(--text-sm); }
.text-right { text-align: right; }
.text-center { text-align: center; }
.font-mono { font-family: var(--font-mono); }

/* Layout utilities */
.grid-2col { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4); }
.grid-3col { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: var(--space-4); }
.grid-sidebar { display: grid; grid-template-columns: 1fr 380px; gap: var(--space-6); align-items: start; }
.flex-row { display: flex; gap: var(--space-4); align-items: center; }
.flex-col { display: flex; flex-direction: column; gap: var(--space-3); }
.flex-between { display: flex; justify-content: space-between; align-items: center; }

/* Spacing utilities */
.mt-2 { margin-top: var(--space-2); }
.mt-4 { margin-top: var(--space-4); }
.mb-2 { margin-bottom: var(--space-2); }
.mb-4 { margin-bottom: var(--space-4); }
.p-4 { padding: var(--space-4); }

/* ── Loading skeleton ────────────────────────────────────────── */
.skeleton {
  background: linear-gradient(90deg, var(--color-hover) 25%, var(--color-border-light) 50%, var(--color-hover) 75%);
  background-size: 200% 100%;
  animation: skeleton-pulse 1.5s linear infinite;
  border-radius: var(--radius-md);
}

@keyframes skeleton-pulse {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ── Setup Wizard ───────────────────────────────────────────── */
body.setup-mode .sidebar,
body.setup-mode .topbar,
body.setup-mode .sidebar-overlay { display: none !important; }
body.setup-mode .page-content { margin: 0; padding: 0; }

.setup-wizard {
  max-width: 720px;
  margin: 0 auto;
  padding: 2rem 1.5rem 3rem;
  min-height: 100vh;
}
.setup-header { text-align: center; margin-bottom: 2rem; }
.setup-logo {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}
.setup-brand {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.setup-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.setup-description {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  margin-bottom: 1.25rem;
}

/* Step indicator */
.setup-step-indicator {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  margin-bottom: 2rem;
}
.setup-step-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
  flex-shrink: 0;
}
.setup-step-item.completed { cursor: pointer; }
.setup-step-dot {
  width: 30px;
  height: 30px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
  font-family: var(--font-mono);
  border: 2px solid var(--color-border);
  color: var(--color-text-muted);
  background: var(--color-surface);
}
.setup-step-item.current .setup-step-dot {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: var(--color-primary-light);
}
.setup-step-item.completed .setup-step-dot {
  border-color: var(--color-primary);
  background: var(--color-primary);
  color: var(--color-text-inverse);
}
.setup-step-label {
  font-size: 0.65rem;
  color: var(--color-text-muted);
  white-space: nowrap;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-weight: var(--weight-bold);
}
.setup-step-item.current .setup-step-label { color: var(--color-primary); font-weight: 700; }
.setup-step-line {
  width: 24px;
  height: 2px;
  background: var(--color-border);
  margin: 0 2px;
  margin-bottom: 1.2rem;
}
.setup-step-line.completed { background: var(--color-primary); }

/* Card */
.setup-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  border-top: 3px solid var(--color-primary);
}
.setup-card h2 { margin: 0 0 0.25rem; font-size: 1.125rem; }

/* Form grid */
.form-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.form-full { grid-column: 1 / -1; }

/* Nav */
.setup-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.setup-nav-right { display: flex; gap: 0.75rem; }

/* Template options */
.setup-template-options { display: flex; flex-direction: column; gap: 0.75rem; }
.setup-template-option {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 1rem;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  cursor: pointer;
}
.setup-template-option:hover { border-color: var(--color-primary); }
.setup-template-option.selected {
  border-color: var(--color-primary);
  background: var(--color-primary-light);
}
.setup-template-content strong { display: block; margin-bottom: 0.25rem; }
.setup-template-content p { font-size: 0.85rem; color: var(--color-text-muted); margin: 0; }

/* Dynamic rows */
.setup-dynamic-row {
  position: relative;
  padding: 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  margin-bottom: 0.75rem;
}
.btn-remove-row {
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
  width: 24px;
  height: 24px;
  border: none;
  background: none;
  color: var(--color-text-muted);
  font-size: 1.25rem;
  cursor: pointer;
  border-radius: var(--radius-md);
}
.btn-remove-row:hover { background: var(--color-danger-light); color: var(--color-danger); }

/* Balance table */
.setup-balance-table { overflow-x: auto; }
.setup-balance-table table { width: 100%; border-collapse: collapse; }
.setup-balance-table th,
.setup-balance-table td { padding: 0.5rem; text-align: left; border-bottom: 1px solid var(--color-border); }
.setup-balance-table th { font-size: 0.75rem; text-transform: uppercase; color: var(--color-text-muted); font-family: var(--font-mono); letter-spacing: 0.04em; }
.account-group-header td { background: var(--color-surface-alt); font-size: 0.85rem; }
.balance-error { color: var(--color-danger); font-size: 0.85rem; text-align: center; }
.balance-totals td { border-top: 2px solid var(--color-border); font-weight: var(--weight-bold); }

/* Periods preview */
.setup-periods-preview { overflow-x: auto; }
.setup-periods-preview table { width: 100%; border-collapse: collapse; }
.setup-periods-preview th,
.setup-periods-preview td { padding: 0.5rem 0.75rem; text-align: left; border-bottom: 1px solid var(--color-border); }
.setup-periods-preview th { font-size: 0.75rem; color: var(--color-text-muted); text-transform: uppercase; font-family: var(--font-mono); }

/* Summary */
.setup-summary { display: flex; flex-direction: column; gap: 1rem; }
.setup-summary-section {
  padding: 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}
.setup-summary-section h3 { margin: 0 0 0.25rem; font-size: 0.9rem; color: var(--color-text-muted); }
.setup-summary-section p { margin: 0; }

/* Error & info banners */
.setup-error {
  background: var(--color-danger-light);
  color: var(--color-danger);
  padding: 0.75rem 1rem;
  border-radius: var(--radius-md);
  margin-bottom: 1rem;
  font-size: 0.9rem;
  border-left: 3px solid var(--color-danger);
}
.setup-info {
  background: var(--color-primary-light);
  color: var(--color-primary);
  padding: 0.75rem 1rem;
  border-radius: var(--radius-md);
  margin-bottom: 1rem;
  font-size: 0.9rem;
  border-left: 3px solid var(--color-primary);
}
.setup-rerun-banner {
  background: var(--color-warning-light);
  color: var(--amber-600);
  padding: 0.75rem 1rem;
  border-radius: var(--radius-md);
  margin-bottom: 1.5rem;
  text-align: center;
  font-size: 0.9rem;
  border-left: 3px solid var(--color-warning);
}

/* Spinner */
.spinner-sm {
  display: inline-block;
  width: 14px;
  height: 14px;
  border: 2px solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  animation: spin 0.5s linear infinite;
  vertical-align: middle;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* Dark mode overrides */
[data-theme="midnight"] .setup-card { background: var(--color-surface); }
[data-theme="midnight"] .account-group-header td { background: var(--color-surface-alt); }
[data-theme="midnight"] .setup-rerun-banner { background: rgba(255, 193, 7, 0.1); color: #ffca28; }

/* ── Compact Table Variant — data-dense pages ──────────────── */
.table-compact td, .table-compact th {
  padding: var(--space-1) var(--space-2);
  font-size: var(--text-sm);
}

/* ── Modal width utilities ──────────────────────────────────── */
.modal-sm { width: 400px; max-width: 95vw; }
.modal-md { width: 520px; max-width: 95vw; }
.modal-lg { width: 640px; max-width: 95vw; }
.modal-xl { width: 800px; max-width: 95vw; }

/* ── Tab Buttons — horizontal tab strip ─────────────────────── */
.tab-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-text-muted);
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: -2px;
}

.tab-btn:hover {
  color: var(--color-text);
}

.tab-btn.active {
  color: var(--color-accent, #c27040);
  border-bottom-color: var(--color-accent, #c27040);
}

/* ── Responsive helpers ──────────────────────────────────────── */
@media (max-width: 768px) {
  .page-header { flex-direction: column; }
  .form-row { grid-template-columns: 1fr; }
  .form-grid-2 { grid-template-columns: 1fr; }
  .setup-step-label { display: none; }
  .setup-step-line { width: 16px; }
  .setup-wizard { padding: 1rem; }
  .setup-card { padding: 1rem; }
}