/* ============================================================
   PermitIQ CFO Operating Model — Components
   ============================================================ */

/* --- Card --- */
.card {
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--color-border);
}

.card-title {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-text-primary);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.card-body {
  padding: var(--space-4);
}

.card-body.no-pad {
  padding: 0;
}

/* --- KPI Card --- */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: var(--space-4);
}

.kpi-card {
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  box-shadow: var(--shadow-sm);
}

.kpi-label {
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: var(--space-1);
}

.kpi-value {
  font-size: var(--text-2xl);
  font-weight: var(--weight-bold);
  color: var(--color-text-primary);
  font-family: var(--font-mono);
  letter-spacing: -0.02em;
}

.kpi-change {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  margin-top: var(--space-1);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
}

.kpi-change.positive {
  color: var(--color-positive);
  background: var(--color-positive-bg);
}

.kpi-change.negative {
  color: var(--color-negative);
  background: var(--color-negative-bg);
}

.kpi-change.neutral {
  color: var(--color-text-secondary);
  background: var(--color-bg-tertiary);
}

/* --- Data Table --- */
.table-container {
  overflow-x: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
}

.data-table th {
  background: var(--color-bg-tertiary);
  font-weight: var(--weight-semibold);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text-secondary);
  padding: var(--space-2) var(--space-3);
  text-align: left;
  border-bottom: 1px solid var(--color-border);
  white-space: nowrap;
  position: sticky;
  top: 0;
  z-index: 1;
}

.data-table th.num,
.data-table td.num {
  text-align: right;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
}

.data-table td {
  padding: var(--space-2) var(--space-3);
  border-bottom: 1px solid var(--color-border-light);
  color: var(--color-text-primary);
  white-space: nowrap;
}

.data-table tr:nth-child(even) {
  background: var(--color-bg-secondary);
}

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

.data-table tr.total-row {
  font-weight: var(--weight-semibold);
  background: var(--color-bg-tertiary);
  border-top: 2px solid var(--color-border-strong);
}

.data-table tr.subtotal-row {
  font-weight: var(--weight-medium);
  background: var(--color-bg-secondary);
  border-top: 1px solid var(--color-border-strong);
}

.data-table .row-label {
  font-weight: var(--weight-medium);
  color: var(--color-text-primary);
  min-width: 160px;
}

.data-table .row-indent {
  padding-left: var(--space-8);
  color: var(--color-text-secondary);
  font-weight: var(--weight-regular);
}

/* Frozen first column */
.data-table.frozen-col th:first-child,
.data-table.frozen-col td:first-child {
  position: sticky;
  left: 0;
  z-index: 2;
  background: inherit;
  border-right: 1px solid var(--color-border);
}

.data-table.frozen-col th:first-child {
  z-index: 3;
  background: var(--color-bg-tertiary);
}

/* --- Inline Editable Cell --- */
.cell-input {
  width: 100%;
  min-width: 70px;
  padding: 2px 4px;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-align: right;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--color-text-primary);
  outline: none;
  transition: border-color var(--transition-fast), background var(--transition-fast);
}

.cell-input:hover {
  border-color: var(--color-border);
  background: var(--color-bg-primary);
}

.cell-input:focus {
  border-color: var(--color-primary);
  background: var(--color-bg-primary);
  box-shadow: 0 0 0 2px var(--color-primary-bg);
}

.cell-input.computed {
  color: var(--color-text-secondary);
  font-style: italic;
  pointer-events: none;
}

.cell-input.negative-value {
  color: var(--color-negative);
}

.cell-input.positive-value {
  color: var(--color-positive);
}

/* --- Form Inputs --- */
.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: var(--space-4);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.form-label {
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.form-input {
  padding: var(--space-2) var(--space-3);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  color: var(--color-text-primary);
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  outline: none;
  transition: border-color var(--transition-fast);
}

.form-input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px var(--color-primary-bg);
}

.form-input-with-unit {
  display: flex;
  align-items: stretch;
}

.form-input-with-unit .form-input {
  border-top-right-radius: 0;
  border-bottom-right-radius: 0;
  flex: 1;
}

.form-unit {
  display: flex;
  align-items: center;
  padding: 0 var(--space-2);
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  color: var(--color-text-tertiary);
  background: var(--color-bg-tertiary);
  border: 1px solid var(--color-border);
  border-left: none;
  border-top-right-radius: var(--radius-sm);
  border-bottom-right-radius: var(--radius-sm);
}

/* --- Section --- */
.section {
  margin-bottom: var(--space-6);
}

.section-title {
  font-size: var(--text-md);
  font-weight: var(--weight-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-2);
  border-bottom: 1px solid var(--color-border);
}

.section-subtitle {
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-3);
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 6px var(--space-3);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-bg-primary);
  color: var(--color-text-primary);
  cursor: pointer;
  transition: background var(--transition-fast), border-color var(--transition-fast);
  white-space: nowrap;
}

.btn:hover {
  background: var(--color-bg-tertiary);
  border-color: var(--color-border-strong);
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  border-color: var(--color-primary);
}

.btn-primary:hover {
  background: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
}

.btn-sm {
  padding: 3px var(--space-2);
  font-size: var(--text-xs);
}

.btn-danger {
  color: var(--color-negative);
  border-color: var(--color-negative);
}

.btn-danger:hover {
  background: var(--color-negative-bg);
}

/* --- Badges --- */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  border-radius: 10px;
}

.badge-positive {
  color: var(--color-positive);
  background: var(--color-positive-bg);
}

.badge-negative {
  color: var(--color-negative);
  background: var(--color-negative-bg);
}

.badge-warning {
  color: var(--color-warning);
  background: var(--color-warning-bg);
}

.badge-info {
  color: var(--color-info);
  background: var(--color-info-bg);
}

.badge-neutral {
  color: var(--color-text-secondary);
  background: var(--color-bg-tertiary);
}

/* --- Tab Content --- */
.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
}

/* --- Progress Bar --- */
.progress-bar {
  width: 100%;
  height: 6px;
  background: var(--color-bg-tertiary);
  border-radius: 3px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  border-radius: 3px;
  transition: width var(--transition-normal);
}

.progress-fill.positive { background: var(--color-positive); }
.progress-fill.negative { background: var(--color-negative); }
.progress-fill.primary { background: var(--color-primary); }
.progress-fill.warning { background: var(--color-warning); }

/* --- Chart Container --- */
.chart-container {
  position: relative;
  width: 100%;
  padding: var(--space-4);
}

.chart-container canvas {
  max-height: 300px;
}

/* --- Empty State --- */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-12) var(--space-6);
  color: var(--color-text-tertiary);
  text-align: center;
}

.empty-state-icon {
  font-size: 2rem;
  margin-bottom: var(--space-3);
  opacity: 0.4;
}

.empty-state-text {
  font-size: var(--text-sm);
  max-width: 300px;
}

/* --- Alert Banner --- */
.alert {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  margin-bottom: var(--space-4);
  border: 1px solid;
}

.alert-positive {
  background: var(--color-positive-bg);
  border-color: #BBF7D0;
  color: #166534;
}

.alert-negative {
  background: var(--color-negative-bg);
  border-color: #FECACA;
  color: #991B1B;
}

.alert-warning {
  background: var(--color-warning-bg);
  border-color: #FDE68A;
  color: #92400E;
}

.alert-info {
  background: var(--color-info-bg);
  border-color: #BFDBFE;
  color: #1E40AF;
}

/* --- Toggle / Switch --- */
.toggle-group {
  display: inline-flex;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.toggle-btn {
  padding: var(--space-1) var(--space-3);
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  background: var(--color-bg-primary);
  color: var(--color-text-secondary);
  border: none;
  cursor: pointer;
  border-right: 1px solid var(--color-border);
  transition: background var(--transition-fast), color var(--transition-fast);
}

.toggle-btn:last-child {
  border-right: none;
}

.toggle-btn.active {
  background: var(--color-primary);
  color: var(--color-text-inverse);
}

.toggle-btn:hover:not(.active) {
  background: var(--color-bg-tertiary);
}

/* --- Modal --- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}

.modal {
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  min-width: 400px;
  max-width: 600px;
  max-height: 80vh;
  overflow-y: auto;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4);
  border-bottom: 1px solid var(--color-border);
}

.modal-title {
  font-size: var(--text-md);
  font-weight: var(--weight-semibold);
}

.modal-close {
  background: none;
  border: none;
  font-size: var(--text-lg);
  color: var(--color-text-tertiary);
  cursor: pointer;
}

.modal-body {
  padding: var(--space-4);
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  border-top: 1px solid var(--color-border);
}

/* --- Select --- */
.form-select {
  padding: var(--space-2) var(--space-3);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  color: var(--color-text-primary);
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  outline: none;
  cursor: pointer;
}

.form-select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px var(--color-primary-bg);
}