body {
  font-family: 'Poppins', sans-serif;
  background: #f0f2f5;
  color: #333;
  margin: 0;
  padding: 0;
}

h1 {
  text-align: center;
  color: #2e7d32;
  margin: 20px 0;
}

.image-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
  padding: 20px;
  max-width: 1200px;
  margin: auto;
}

.image-card {
  background: #fff;
  border-radius: 16px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
  overflow: hidden;
  transition: transform 0.2s ease, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
}

.image-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 20px rgba(0,0,0,0.15);
}

.image-card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-bottom: 1px solid #eee;
}

.caption {
  padding: 10px 15px;
  font-size: 14px;
  color: #555;
  border-bottom: 1px solid #eee;
}

.feedback-options {
  padding: 10px 15px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.feedback-options label {
  font-size: 14px;
  cursor: pointer;
}

textarea {
  margin: 10px 15px 15px 15px;
  padding: 8px;
  width: calc(100% - 30px);
  border-radius: 8px;
  border: 1px solid #ccc;
  font-size: 14px;
  resize: vertical;
  display: none;
}

.submit-btn {
  margin: 10px auto 15px auto;
  padding: 8px 20px;
  background: #4CAF50;
  color: #fff;
  border: none;
  border-radius: 20px;
  cursor: pointer;
  transition: background 0.3s ease, transform 0.2s ease;
}

.submit-btn:hover {
  background: #388e3c;
  transform: scale(1.05);
}

/* Animation Classes */
.fade-out {
  opacity: 0;
  transform: scale(0.95);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.fade-in {
  opacity: 1;
  transform: scale(1);
  transition: opacity 0.3s ease, transform 0.3s ease;
}