* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --primary: #3b82f6;
  --primary-dark: #2563eb;
  --success: #22c55e;
  --warning: #f59e0b;
  --danger: #ef4444;
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;
  --radius: 8px;
  --shadow: 0 1px 3px rgba(0, 0, 0, 0.1), 0 1px 2px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
  background: var(--gray-100);
  color: var(--gray-800);
  line-height: 1.5;
  min-height: 100vh;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem;
}

header {
  text-align: center;
  margin-bottom: 2rem;
}

header h1 {
  font-size: 2rem;
  color: var(--gray-900);
  margin-bottom: 0.25rem;
}

.subtitle {
  color: var(--gray-500);
  font-size: 1rem;
}

.card {
  background: white;
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow);
  margin-bottom: 1.5rem;
}

.card h2 {
  font-size: 1.125rem;
  color: var(--gray-700);
  margin-bottom: 1rem;
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.card-header h2 {
  margin-bottom: 0;
}

.badge {
  background: var(--primary);
  color: white;
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  font-size: 0.875rem;
  font-weight: 500;
}

/* Status Grid */
.status-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.status-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 0;
}

.status-icon {
  font-size: 2rem;
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gray-100);
  border-radius: var(--radius);
}

.status-info h3 {
  font-size: 0.875rem;
  color: var(--gray-500);
  font-weight: 500;
  margin-bottom: 0.25rem;
}

.status-info p {
  font-size: 1rem;
  font-weight: 600;
  color: var(--gray-800);
}

.status-info small {
  color: var(--gray-500);
  font-size: 0.75rem;
}

/* Forms */
.form-group {
  margin-bottom: 1rem;
}

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--gray-700);
  margin-bottom: 0.5rem;
}

.input-group {
  display: flex;
  gap: 0.5rem;
}

input[type="text"],
input[type="password"],
input[type="number"] {
  flex: 1;
  padding: 0.75rem 1rem;
  border: 1px solid var(--gray-300);
  border-radius: var(--radius);
  font-size: 1rem;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.settings-input {
  max-width: 120px;
}

input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  font-size: 0.875rem;
  font-weight: 500;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  transition: all 0.2s;
}

.btn-icon {
  padding: 0.75rem;
  background: var(--gray-100);
  color: var(--gray-600);
}

.btn-icon:hover {
  background: var(--gray-200);
}

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

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

.btn-primary:disabled {
  background: var(--gray-300);
  cursor: not-allowed;
}

.btn-secondary {
  background: var(--gray-100);
  color: var(--gray-700);
}

.btn-secondary:hover {
  background: var(--gray-200);
}

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

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

.btn-small {
  padding: 0.5rem 0.75rem;
  font-size: 0.75rem;
}

.btn-large {
  padding: 1rem 2rem;
  font-size: 1rem;
}

.btn-icon-left {
  margin-right: 0.5rem;
}

.actions-row {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

/* Table */
.table-container {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th, td {
  padding: 0.875rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--gray-200);
}

th {
  background: var(--gray-50);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--gray-500);
}

td {
  font-size: 0.875rem;
}

tbody tr:hover {
  background: var(--gray-50);
}

.loading {
  text-align: center;
  color: var(--gray-500);
  padding: 2rem !important;
}

/* Status Badges */
.status-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 500;
}

.status-badge.completed {
  background: #dcfce7;
  color: #166534;
}

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

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

/* Activity Log */
.activity-log {
  max-height: 200px;
  overflow-y: auto;
}

.activity-item {
  padding: 0.75rem;
  border-bottom: 1px solid var(--gray-100);
  font-size: 0.875rem;
}

.activity-item:last-child {
  border-bottom: none;
}

.activity-time {
  color: var(--gray-500);
  font-size: 0.75rem;
  margin-right: 0.5rem;
}

.empty-state {
  text-align: center;
  color: var(--gray-400);
  padding: 2rem;
}

/* Result Message */
.result-message {
  margin-top: 1rem;
  padding: 1rem;
  border-radius: var(--radius);
  font-size: 0.875rem;
}

.result-message.success {
  background: #dcfce7;
  color: #166534;
  border: 1px solid #bbf7d0;
}

.result-message.error {
  background: #fee2e2;
  color: #991b1b;
  border: 1px solid #fecaca;
}

/* Modal */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}

.modal-content {
  background: white;
  padding: 2rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  max-width: 400px;
  width: 90%;
}

.modal-content h3 {
  margin-bottom: 1rem;
}

.modal-content .filename {
  background: var(--gray-100);
  padding: 0.75rem;
  border-radius: var(--radius);
  font-family: monospace;
  font-size: 0.875rem;
  margin: 1rem 0;
  word-break: break-all;
}

.modal-actions {
  display: flex;
  gap: 1rem;
  justify-content: flex-end;
  margin-top: 1.5rem;
}

/* Utilities */
.hidden {
  display: none !important;
}

.hint {
  font-size: 0.875rem;
  color: var(--gray-500);
  margin-top: 0.5rem;
}

.hint.success {
  color: var(--success);
}

.hint.error {
  color: var(--danger);
}

/* File link */
.file-link {
  color: var(--primary);
  text-decoration: none;
}

.file-link:hover {
  text-decoration: underline;
}

/* Database badge */
.database-badge {
  display: inline-block;
  padding: 0.25rem 0.5rem;
  background: var(--gray-100);
  border: 1px solid var(--gray-200);
  border-radius: 4px;
  font-family: monospace;
  font-size: 0.75rem;
  color: var(--gray-700);
}

/* Responsive */
@media (max-width: 640px) {
  .container {
    padding: 1rem;
  }

  .status-grid {
    grid-template-columns: 1fr;
  }

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

  .btn-large {
    width: 100%;
  }

  th, td {
    padding: 0.5rem;
  }
}

/* Spinner */
.spinner {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  border-top-color: white;
  animation: spin 0.8s linear infinite;
  margin-right: 0.5rem;
}

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

/* API Key Card */
.api-key-card {
  max-width: 500px;
  margin: 2rem auto;
}