.app {
  height: 100vh;
  display: flex;
  flex-direction: column;
}

.app-header {
  background: #2c3e50;
  color: white;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.app-header h1 {
  font-size: 1.5rem;
  font-weight: 500;
}

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

.refresh-btn, .add-btn {
  padding: 0.5rem 1rem;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-size: 0.9rem;
  transition: all 0.2s;
}

.refresh-btn {
  background: #3498db;
  color: white;
}

.refresh-btn:hover:not(:disabled) {
  background: #2980b9;
}

.refresh-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

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

.add-btn:hover {
  background: #229954;
}

.app-main {
  flex: 1;
  padding: 2rem;
  overflow-y: auto;
}

.config-path {
  margin-top: 2rem;
  padding: 1rem;
  background: #ecf0f1;
  border-radius: 4px;
  font-size: 0.9rem;
  color: #7f8c8d;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.browse-btn {
  padding: 0.5rem 1rem;
  border: none;
  border-radius: 4px;
  background: #3498db;
  color: white;
  cursor: pointer;
  font-size: 0.9rem;
  transition: all 0.2s;
  margin-left: 1rem;
}

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