body {
  background: linear-gradient(135deg, #f2fff4, #e8f5e9);
  font-family: "Poppins", sans-serif;
}

.card {
  border: none;
  border-radius: 16px;
  background: #ffffff;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
  transition: transform 0.3s ease;
}

.card:hover {
  transform: translateY(-3px);
}

h2 {
  color: #198754;
  font-weight: 600;
}

.form-label {
  font-weight: 600;
  color: #0b3d2e;
}

.form-control {
  border-radius: 8px;
  border: 1px solid #ced4da;
  padding: 0.6rem;
}

.btn-primary {
  background: linear-gradient(90deg, #198754, #00b96b);
  border: none;
  border-radius: 8px;
  padding: 0.6rem 1.5rem;
  font-weight: 600;
}

.btn-primary:hover {
  background: linear-gradient(90deg, #00b96b, #198754);
}

.file-upload-area {
  border: 2px dashed #a3d9a5;
  border-radius: 12px;
  padding: 2rem;
  text-align: center;
  cursor: pointer;
  background: #f9fff9;
  transition: all 0.3s ease;
}

.file-upload-area:hover {
  background-color: #e6f8e7;
  border-color: #198754;
}

.file-upload-area.drag-over {
  background-color: #d1f2d3;
  border-color: #00b96b;
}

.image-preview {
  display: none;
  margin-top: 1rem;
  text-align: center;
}

.image-preview img {
  max-width: 250px;
  border-radius: 12px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.remove-btn {
  position: absolute;
  top: 8px;
  right: 8px;
  border: none;
  background: rgba(255, 255, 255, 0.8);
  border-radius: 50%;
  padding: 4px 6px;
  cursor: pointer;
}

@media (max-width: 768px) {
  .card {
    margin: 1rem;
  }
  .image-preview img {
    max-width: 100%;
  }
}