/**
 * Shared Styles for Admin Modules
 * Common CSS used across all admin modules
 */

/* ==================== LAYOUT ==================== */

.module-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 24px;
}

.card {
  background: white;
  border-radius: 12px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  padding: 24px;
  margin-bottom: 24px;
}

.card-header {
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 2px solid #e5e7eb;
}

.card-title {
  margin: 0 0 8px 0;
  color: #1f2937;
  font-size: 24px;
  font-weight: 600;
}

/* ==================== TABS ==================== */

.sub-tabs {
  display: flex;
  gap: 8px;
  border-bottom: 2px solid #e5e7eb;
  margin-bottom: 24px;
}

.sub-tab-btn {
  padding: 12px 24px;
  background: none;
  border: none;
  border-bottom: 3px solid transparent;
  cursor: pointer;
  font-size: 15px;
  font-weight: 500;
  color: #6b7280;
  transition: all 0.2s;
  margin-bottom: -2px;
}

.sub-tab-btn:hover {
  color: #3b82f6;
  background: #eff6ff;
}

.sub-tab-btn.active {
  color: #3b82f6;
  border-bottom-color: #3b82f6;
  background: #eff6ff;
}

.sub-tab-content {
  display: none;
}

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

/* ==================== BUTTONS ==================== */

button {
  font-family: inherit;
  font-size: 14px;
}

.btn-primary {
  background: #3b82f6;
  color: white;
  border: none;
  padding: 10px 20px;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 500;
  transition: background 0.2s;
}

.btn-primary:hover {
  background: #2563eb;
}

.btn-secondary {
  background: #6b7280;
  color: white;
  border: none;
  padding: 10px 20px;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 500;
  transition: background 0.2s;
}

.btn-secondary:hover {
  background: #4b5563;
}

.btn-success {
  background: #10b981;
  color: white;
  border: none;
  padding: 10px 20px;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 500;
  transition: background 0.2s;
}

.btn-success:hover {
  background: #059669;
}

.btn-danger {
  background: #ef4444;
  color: white;
  border: none;
  padding: 8px 16px;
  border-radius: 6px;
  cursor: pointer;
  font-weight: 500;
  transition: background 0.2s;
}

.btn-danger:hover {
  background: #dc2626;
}

.btn-sm {
  padding: 6px 12px;
  font-size: 13px;
}

.btn-lg {
  padding: 14px 28px;
  font-size: 16px;
}

/* ==================== TABLES ==================== */

.table-container {
  overflow-x: auto;
  border-radius: 8px;
  border: 1px solid #e5e7eb;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  background: white;
}

.data-table thead {
  background: #f9fafb;
  border-bottom: 2px solid #e5e7eb;
}

.data-table th {
  padding: 12px 16px;
  text-align: left;
  font-weight: 600;
  color: #374151;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.data-table td {
  padding: 12px 16px;
  border-top: 1px solid #e5e7eb;
  color: #1f2937;
  font-size: 14px;
}

.data-table tbody tr:hover {
  background: #f9fafb;
}

.data-table tbody tr.selected {
  background: #dbeafe;
}

/* ==================== FILTERS ==================== */

.filter-row {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 24px;
  padding: 20px;
  background: #f9fafb;
  border-radius: 8px;
}

.filter-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 180px;
}

.filter-group label {
  font-size: 13px;
  font-weight: 500;
  color: #374151;
}

.filter-group select {
  padding: 8px 12px;
  border: 2px solid #e5e7eb;
  border-radius: 6px;
  font-size: 14px;
  background: white;
  cursor: pointer;
  transition: border-color 0.2s;
}

.filter-group select:focus {
  outline: none;
  border-color: #3b82f6;
}

/* ==================== ACTION PANEL ==================== */

.action-panel {
  display: flex;
  gap: 12px;
  align-items: center;
  padding: 16px;
  background: #f9fafb;
  border-radius: 8px;
}

.action-panel-right {
  margin-left: auto;
}

/* ==================== ALERTS ==================== */

.alert {
  padding: 16px;
  border-radius: 8px;
  margin: 16px 0;
  display: none;
  font-size: 14px;
  line-height: 1.5;
}

.alert-success {
  background: #d1fae5;
  color: #065f46;
  border-left: 4px solid #10b981;
}

.alert-error {
  background: #fee2e2;
  color: #991b1b;
  border-left: 4px solid #ef4444;
}

.alert-warning {
  background: #fef3c7;
  color: #92400e;
  border-left: 4px solid #f59e0b;
}

.alert-info {
  background: #dbeafe;
  color: #1e40af;
  border-left: 4px solid #3b82f6;
}

/* ==================== BADGES ==================== */

.badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 500;
  background: #e5e7eb;
  color: #374151;
}

.badge-success {
  background: #d1fae5;
  color: #065f46;
}

.badge-danger {
  background: #fee2e2;
  color: #991b1b;
}

.badge-warning {
  background: #fef3c7;
  color: #92400e;
}

.badge-info {
  background: #dbeafe;
  color: #1e40af;
}

/* ==================== INFO BOXES ==================== */

.info-box {
  padding: 16px;
  border-radius: 8px;
  margin-bottom: 24px;
}

.info-box strong {
  display: block;
  margin-bottom: 8px;
}

.info-box p {
  margin: 8px 0 0 0;
  font-size: 13px;
  line-height: 1.6;
}

.info-box-warning {
  background: #fef3c7;
  border-left: 4px solid #f59e0b;
}

.info-box-warning strong {
  color: #92400e;
}

.info-box-warning p {
  color: #78350f;
}

.info-box-info {
  background: #dbeafe;
  border-left: 4px solid #3b82f6;
}

.info-box-info strong {
  color: #1e40af;
}

.info-box-info p {
  color: #1e3a8a;
}

.info-box-danger {
  background: #fee2e2;
  border-left: 4px solid #ef4444;
}

.info-box-danger strong {
  color: #991b1b;
}

.info-box-danger p {
  color: #7f1d1d;
}

/* ==================== STATS ==================== */

.stats-row {
  display: flex;
  gap: 16px;
  margin-bottom: 24px;
}

.stat-card {
  flex: 1;
  padding: 20px;
  background: #f9fafb;
  border-radius: 8px;
  border-left: 4px solid #3b82f6;
}

.stat-label {
  font-size: 13px;
  color: #6b7280;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 8px;
}

.stat-value {
  font-size: 32px;
  font-weight: 700;
  color: #1f2937;
}

/* ==================== CHECKBOX ==================== */

.checkbox-cell {
  width: 40px;
  text-align: center;
}

input[type="checkbox"] {
  width: 18px;
  height: 18px;
  cursor: pointer;
}

/* ==================== LOADING ==================== */

.loading {
  text-align: center;
  padding: 40px;
  color: #9ca3af;
}

.loading::after {
  content: '...';
  animation: dots 1.5s steps(4, end) infinite;
}

@keyframes dots {
  0%, 20% { content: '.'; }
  40% { content: '..'; }
  60%, 100% { content: '...'; }
}

/* ==================== EMPTY STATE ==================== */

.empty-state {
  text-align: center;
  padding: 60px 40px;
  color: #9ca3af;
}

.empty-state-icon {
  font-size: 48px;
  margin-bottom: 16px;
}

.empty-state-title {
  font-size: 18px;
  font-weight: 600;
  color: #6b7280;
  margin-bottom: 8px;
}

.empty-state-description {
  font-size: 14px;
  color: #9ca3af;
}

/* ==================== RESPONSIVE ==================== */

@media (max-width: 768px) {
  .module-container {
    padding: 16px;
  }

  .filter-row {
    flex-direction: column;
  }

  .filter-group {
    width: 100%;
  }

  .stats-row {
    flex-direction: column;
  }

  .action-panel {
    flex-direction: column;
    align-items: stretch;
  }

  .action-panel-right {
    margin-left: 0;
  }
}