.download-card-container {
  display: flex;
  flex-wrap: wrap;
  gap: 60px;
}

.download-card {
  width: 250px;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
  border: 1px solid #ddd;
}

.download-card .card-top {
  background: var(--top-color, #1a73e8);
  color: #fff;
  padding: 16px;
  font-weight: bold;
  font-size: 20px;
  text-align: center;
}

.download-card .card-bottom {
  background: var(--bottom-color, #ffffff);
  padding: 16px;
  text-align: center;
}

.download-card img {
  display: block;
  margin: 0 auto 12px;
  max-width: 100%;
  height: auto;
}

.download-card .file-name {
  margin-bottom: 8px;
  font-size: 14px;
}

.download-card .file-size {
  margin-bottom: 12px;
  font-size: 12px;
  color: #555;
}

.download-card .download-btn {
  display: inline-block;
  padding: 8px 16px;
  background: #1a73e8;
  color: #fff;
  border-radius: 6px;
  text-decoration: none;
  transition: background 0.3s ease;
}

.download-card .download-btn:hover {
  background: #1669c1;
}