/* Login Screen */
.login-screen {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.login-box {
  background: white;
  padding: 2rem;
  border-radius: 8px;
  box-shadow: 0 4px 6px rgba(0,0,0,0.1);
  width: 100%;
  max-width: 400px;
}

.login-box h2 {
  margin-bottom: 1.5rem;
  text-align: center;
}

.login-box input {
  width: 100%;
  padding: 0.75rem;
  margin-bottom: 1rem;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-size: 1rem;
}

.login-box button {
  width: 100%;
  padding: 0.75rem;
  background-color: #3498db;
  color: white;
  border: none;
  border-radius: 4px;
  font-size: 1rem;
  cursor: pointer;
  transition: background-color 0.3s;
}

.login-box button:hover {
  background-color: #2980b9;
}

.error {
  color: #e74c3c;
  font-size: 0.9rem;
  margin-top: 0.5rem;
  text-align: center;
}

/* Dashboard */
.dashboard-screen {
  min-height: 100vh;
}

.tab-content {
  padding: 2rem 0;
}

.tab-content h2 {
  margin-bottom: 1.5rem;
}

.tab-content h3 {
  margin: 2rem 0 1rem;
}

/* Stats Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}

.stat-card {
  background: white;
  padding: 1.5rem;
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.stat-value {
  font-size: 2rem;
  font-weight: 600;
  color: #3498db;
  margin-bottom: 0.5rem;
}

.stat-label {
  color: #666;
  font-size: 0.9rem;
}

/* Buttons */
.btn-primary {
  padding: 0.75rem 1.5rem;
  background-color: #3498db;
  color: white;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-size: 1rem;
  margin-bottom: 1rem;
  transition: background-color 0.3s;
}

.btn-primary:hover {
  background-color: #2980b9;
}

.btn-success {
  background-color: #27ae60;
}

.btn-success:hover {
  background-color: #229954;
}

.btn-danger {
  background-color: #e74c3c;
}

.btn-danger:hover {
  background-color: #c0392b;
}

/* Source List */
.source-item {
  background: white;
  padding: 1.5rem;
  border-radius: 8px;
  margin-bottom: 1rem;
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

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

.source-name {
  font-size: 1.2rem;
  font-weight: 600;
}

.source-actions {
  display: flex;
  gap: 0.5rem;
}

.source-actions button {
  padding: 0.5rem 1rem;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-size: 0.9rem;
}

.source-info {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  color: #666;
  font-size: 0.9rem;
}

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

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-size: 1rem;
}

.form-group textarea {
  min-height: 100px;
  resize: vertical;
}

/* History Table */
.history-table {
  width: 100%;
  background: white;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

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

.history-table th,
.history-table td {
  padding: 1rem;
  text-align: left;
  border-bottom: 1px solid #eee;
}

.history-table th {
  background-color: #f8f9fa;
  font-weight: 600;
}

.status-badge {
  padding: 0.25rem 0.75rem;
  border-radius: 12px;
  font-size: 0.85rem;
  font-weight: 500;
}

.status-completed {
  background-color: #d4edda;
  color: #155724;
}

.status-failed {
  background-color: #f8d7da;
  color: #721c24;
}

.status-running {
  background-color: #d1ecf1;
  color: #0c5460;
}