blood-brain-barrier/frontend/src/App.css

.app {
  max-width: 800px;
  margin: 0 auto;
  padding: 2rem;
  font-family: system-ui, -apple-system, sans-serif;
}

h1 {
  margin-bottom: 1.5rem;
}

h2 {
  margin-bottom: 1rem;
}

.create-section {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 2rem;
}

.create-section input {
  flex: 1;
  padding: 0.5rem 0.75rem;
  font-size: 1rem;
  border: 1px solid #ccc;
  border-radius: 4px;
}

.create-section button {
  padding: 0.5rem 1.5rem;
  font-size: 1rem;
  cursor: pointer;
  background: #333;
  color: white;
  border: none;
  border-radius: 4px;
}

.create-section button:hover {
  background: #555;
}

.projects-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.project-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.75rem 1rem;
  border: 1px solid #ddd;
  border-radius: 4px;
  cursor: pointer;
}

.project-item:hover {
  background: #f5f5f5;
}

.project-name {
  font-weight: 500;
}

.project-date {
  color: #888;
  font-size: 0.85rem;
}

.project-delete {
  background: #c0392b;
  color: white;
  border: none;
  border-radius: 4px;
  padding: 0.2rem 0.5rem;
  font-size: 0.8rem;
  cursor: pointer;
  margin-left: 0.5rem;
  flex-shrink: 0;
}

.project-delete:hover {
  background: #e74c3c;
}

.back-btn {
  padding: 0.4rem 1rem;
  font-size: 0.9rem;
  cursor: pointer;
  border: 1px solid #ccc;
  border-radius: 4px;
  background: white;
  margin-bottom: 1rem;
}

.back-btn:hover {
  background: #f0f0f0;
}

.field-group {
  margin-bottom: 1rem;
}

.field-group label {
  display: block;
  margin-bottom: 0.25rem;
  font-weight: 500;
  font-size: 0.9rem;
}

.field-group input[type="text"] {
  width: 100%;
  padding: 0.5rem 0.75rem;
  font-size: 1rem;
  border: 1px solid #ccc;
  border-radius: 4px;
  box-sizing: border-box;
}

.field-group textarea {
  width: 100%;
  padding: 0.75rem;
  font-size: 1rem;
  border: 1px solid #ccc;
  border-radius: 4px;
  resize: vertical;
  font-family: inherit;
  box-sizing: border-box;
}

.field-group input[type="file"] {
  font-size: 0.9rem;
}

.file-info {
  display: block;
  margin-top: 0.25rem;
  color: #666;
  font-size: 0.85rem;
}

.actions {
  display: flex;
  gap: 0.5rem;
  margin-top: 1.5rem;
  flex-wrap: wrap;
}

.actions button {
  padding: 0.5rem 1.25rem;
  font-size: 1rem;
  cursor: pointer;
  border: 1px solid #ccc;
  border-radius: 4px;
  background: #333;
  color: white;
}

.actions button:hover {
  background: #555;
}

.actions button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.actions button.danger {
  background: #c0392b;
}

.actions button.danger:hover {
  background: #e74c3c;
}

.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 100;
}

.modal {
  background: white;
  border-radius: 8px;
  padding: 1.5rem 2rem;
  min-width: 300px;
  text-align: center;
}

.modal p {
  font-size: 1.1rem;
  margin-bottom: 1.5rem;
}

.modal-actions {
  display: flex;
  gap: 0.75rem;
  justify-content: center;
}

.modal-actions button {
  padding: 0.5rem 1.25rem;
  font-size: 1rem;
  cursor: pointer;
  border: 1px solid #ccc;
  border-radius: 4px;
  background: #333;
  color: white;
}

.modal-actions button:hover {
  background: #555;
}

.modal-actions button.danger {
  background: #c0392b;
}

.modal-actions button.danger:hover {
  background: #e74c3c;
}

.vpn-block {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
  font-size: 2rem;
  font-family: system-ui, -apple-system, sans-serif;
  color: #333;
}