/* === Shared Components === */

/* Cards */
.card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.card-header {
  padding: 16px 20px 12px;
  border-bottom: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.card-header h3 {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

.card-body {
  padding: 16px 20px;
}

/* KPI Cards */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.kpi-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 18px 20px;
  box-shadow: var(--shadow-sm);
}

.kpi-card .kpi-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-tertiary);
  font-weight: 600;
  margin-bottom: 6px;
}

.kpi-card .kpi-value {
  font-size: 24px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.03em;
  font-variant-numeric: tabular-nums;
}

.kpi-card .kpi-unit {
  font-size: 13px;
  font-weight: 400;
  color: var(--text-tertiary);
  margin-left: 3px;
}

.kpi-card .kpi-change {
  font-size: 11.5px;
  margin-top: 6px;
  font-weight: 500;
}

.kpi-change.positive { color: var(--success); }
.kpi-change.negative { color: var(--danger); }
.kpi-change.neutral { color: var(--text-tertiary); }

/* Tables */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12.5px;
}

.data-table thead th {
  text-align: left;
  padding: 10px 14px;
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-tertiary);
  font-weight: 600;
  border-bottom: 1px solid var(--border);
  background: var(--bg-tertiary);
  white-space: nowrap;
}

.data-table tbody td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--border-light);
  color: var(--text-secondary);
}

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

.data-table tbody tr {
  cursor: pointer;
  transition: background var(--transition);
}

.data-table .mono {
  font-family: var(--font-mono);
  font-size: 12px;
}

/* Status badges */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: 100px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.02em;
}

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

.badge-completed {
  background: var(--success-light);
  color: var(--success);
}

.badge-failed {
  background: var(--danger-light);
  color: var(--danger);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-size: 12.5px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  font-family: inherit;
}

.btn-primary {
  background: var(--accent);
  color: white;
}

.btn-primary:hover {
  background: var(--accent-dark);
}

.btn-secondary {
  background: var(--bg-tertiary);
  color: var(--text-secondary);
  border: 1px solid var(--border);
}

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

.btn-sm {
  padding: 5px 12px;
  font-size: 11.5px;
}

/* Forms */
.form-group {
  margin-bottom: 16px;
}

.form-group label {
  display: block;
  font-size: 11.5px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 5px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-family: inherit;
  color: var(--text-primary);
  background: var(--bg-secondary);
  transition: border-color var(--transition);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-lighter);
}

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

/* Modal */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(43,45,66,0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: all;
}

.modal {
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  width: 90%;
  max-width: 560px;
  max-height: 85vh;
  overflow-y: auto;
}

.modal-header {
  padding: 18px 24px 14px;
  border-bottom: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-header h2 {
  font-size: 15px;
  font-weight: 600;
}

.modal-close {
  background: none;
  border: none;
  font-size: 18px;
  cursor: pointer;
  color: var(--text-tertiary);
  padding: 4px;
}

.modal-body {
  padding: 20px 24px;
}

.modal-footer {
  padding: 14px 24px;
  border-top: 1px solid var(--border-light);
  display: flex;
  gap: 8px;
  justify-content: flex-end;
}

/* Chart containers */
.chart-container {
  position: relative;
  width: 100%;
  height: 280px;
}

.chart-container canvas {
  width: 100% !important;
  height: 100% !important;
}

/* Grid layouts */
.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.grid-3 {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 16px;
}

@media (max-width: 900px) {
  .grid-2, .grid-3 {
    grid-template-columns: 1fr;
  }
}

/* Empty state */
.empty-state {
  text-align: center;
  padding: 48px 24px;
  color: var(--text-tertiary);
}

.empty-state .empty-icon {
  font-size: 36px;
  margin-bottom: 12px;
  opacity: 0.5;
}

.empty-state p {
  font-size: 13px;
}

/* Loading */
.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Tabs */
.tab-bar {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--border);
  margin-bottom: 20px;
}

.tab-item {
  padding: 10px 18px;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--text-tertiary);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: all var(--transition);
  user-select: none;
}

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

.tab-item.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

/* Tooltip-style info */
.info-tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 11px;
  color: var(--text-tertiary);
  background: var(--bg-tertiary);
  padding: 2px 8px;
  border-radius: 100px;
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 6px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--text-tertiary);
}