.tools-parent-container {
  /* Responsive Design */
}

.tools-parent-container body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  min-height: 100vh;
  padding: 20px;
}
.tools-parent-container .container {
  max-width: 1200px;
  margin: 0 auto;
  background: white;
  border-radius: 15px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
  overflow: hidden;
}
.tools-parent-container .header {
  background: #de9406;
  color: white;
  padding: 30px;
  text-align: center;
}
.tools-parent-container .header h1 {
  font-size: 2.5rem;
  margin-bottom: 10px;
}
.tools-parent-container .header p {
  font-size: 1.1rem;
  opacity: 0.9;
}
.tools-parent-container .main-content {
  padding: 40px;
  display: flow-root;
}
.tools-parent-container .upload-section {
  display: block;
}
.tools-parent-container .upload-section.hidden {
  display: none;
}
.tools-parent-container .input-methods {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
  margin-bottom: 30px;
}
.tools-parent-container .method-card {
  border: 2px dashed #ddd;
  border-radius: 10px;
  padding: 30px;
  text-align: center;
  transition: all 0.3s ease;
  cursor: pointer;
}
.tools-parent-container .method-card:hover {
  border-color: #667eea;
  background: #f8f9ff;
}
.tools-parent-container .method-card.active {
  border-color: #667eea;
  background: #f8f9ff;
  border-style: solid;
}
.tools-parent-container .method-icon {
  font-size: 3rem;
  margin-bottom: 15px;
  color: #667eea;
}
.tools-parent-container .method-title {
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 10px;
  color: #333;
}
.tools-parent-container .method-desc {
  color: #666;
  font-size: 0.95rem;
}
.tools-parent-container .input-area {
  margin-top: 30px;
}
.tools-parent-container .file-upload {
  display: none;
}
.tools-parent-container .file-upload.active {
  display: block;
}
.tools-parent-container .upload-zone {
  border: 2px dashed #ddd;
  border-radius: 10px;
  padding: 40px;
  text-align: center;
  transition: all 0.3s ease;
  cursor: pointer;
}
.tools-parent-container .upload-zone:hover {
  border-color: #667eea;
  background: #f8f9ff;
}
.tools-parent-container .upload-zone.dragover {
  border-color: #667eea;
  background: #f8f9ff;
  border-style: solid;
}
.tools-parent-container .upload-icon {
  font-size: 3rem;
  color: #667eea;
  margin-bottom: 15px;
}
.tools-parent-container .code-input {
  display: none;
}
.tools-parent-container .code-input.active {
  display: block;
}
.tools-parent-container .textarea-container {
  position: relative;
}
.tools-parent-container #htmlCode {
  width: 100%;
  height: 300px;
  border: 2px solid #ddd;
  border-radius: 10px;
  padding: 20px;
  font-family: "Courier New", monospace;
  font-size: 14px;
  resize: vertical;
  transition: border-color 0.3s ease;
}
.tools-parent-container #htmlCode:focus {
  outline: none;
  border-color: #667eea;
}
.tools-parent-container .convert-btn {
 background: linear-gradient(135deg, #de9406 0%, #de940682 100%);
  color: white;
  border: none;
  padding: 15px 40px;
  border-radius: 50px;
  font-size: 1.1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  display: block;
  margin: 30px auto 0;
  min-width: 200px;
}
.tools-parent-container .convert-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 20px rgba(102, 126, 234, 0.3);
}
.tools-parent-container .convert-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}
.tools-parent-container .preview-section {
  display: none;
}
.tools-parent-container .preview-section.active {
  display: block;
}
.tools-parent-container .preview-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  flex-wrap: wrap;
  gap: 15px;
}
.tools-parent-container .preview-title {
  font-size: 1.5rem;
  font-weight: 600;
  color: #333;
}
.tools-parent-container .action-buttons {
  display: flex;
  gap: 15px;
  flex-wrap: wrap;
}
.tools-parent-container .action-btn {
  padding: 10px 20px;
  border: none;
  border-radius: 25px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.95rem;
}
.tools-parent-container .download-btn {
  background: #28a745;
  color: white;
}
.tools-parent-container .download-btn:hover {
  background: #218838;
  transform: translateY(-1px);
}
.tools-parent-container .delete-btn {
  background: #dc3545;
  color: white;
}
.tools-parent-container .delete-btn:hover {
  background: #c82333;
  transform: translateY(-1px);
}
.tools-parent-container .reset-btn {
  background: #6c757d;
  color: white;
}
.tools-parent-container .reset-btn:hover {
  background: #5a6268;
  transform: translateY(-1px);
}
.tools-parent-container .preview-frame {
  width: 100%;
  height: 600px;
  border: 2px solid #ddd;
  border-radius: 10px;
  background: white;
}
.tools-parent-container .loading {
  display: none;
  text-align: center;
  padding: 40px;
}
.tools-parent-container .loading.active {
  display: block;
}
.tools-parent-container .spinner {
  width: 50px;
  height: 50px;
  border: 4px solid #f3f3f3;
  border-top: 4px solid #667eea;
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: 0 auto 20px;
}
@keyframes spin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}
.tools-parent-container .file-info {
  background: #f8f9fa;
  border-radius: 8px;
  padding: 15px;
  margin: 20px 0;
  display: none;
}
.tools-parent-container .file-info.active {
  display: block;
}
.tools-parent-container .file-name {
  font-weight: 600;
  color: #333;
  margin-bottom: 5px;
}
.tools-parent-container .file-size {
  color: #666;
  font-size: 0.9rem;
}
@media (max-width: 768px) {
  .tools-parent-container .container {
    margin: 10px;
    border-radius: 10px;
  }
  .tools-parent-container .header {
    padding: 20px;
  }
  .tools-parent-container .header h1 {
    font-size: 2rem;
  }
  .tools-parent-container .main-content {
    padding: 20px;
  }
  .tools-parent-container .input-methods {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .tools-parent-container .method-card {
    padding: 20px;
  }
  .tools-parent-container .upload-zone {
    padding: 30px 20px;
  }
  .tools-parent-container #htmlCode {
    height: 250px;
    padding: 15px;
    font-size: 13px;
  }
  .tools-parent-container .preview-header {
    flex-direction: column;
    align-items: stretch;
  }
  .tools-parent-container .action-buttons {
    justify-content: center;
  }
  .tools-parent-container .preview-frame {
    height: 400px;
  }
}
@media (max-width: 480px) {
  .tools-parent-container body {
    padding: 10px;
  }
  .tools-parent-container .header h1 {
    font-size: 1.8rem;
  }
  .tools-parent-container .header p {
    font-size: 1rem;
  }
  .tools-parent-container .main-content {
    padding: 15px;
  }
  .tools-parent-container .method-card {
    padding: 15px;
  }
  .tools-parent-container .method-icon {
    font-size: 2.5rem;
  }
  .tools-parent-container .upload-zone {
    padding: 20px 15px;
  }
  .tools-parent-container .upload-icon {
    font-size: 2.5rem;
  }
  .tools-parent-container #htmlCode {
    height: 200px;
    padding: 10px;
    font-size: 12px;
  }
  .tools-parent-container .convert-btn {
    padding: 12px 30px;
    font-size: 1rem;
    min-width: 180px;
  }
  .tools-parent-container .action-buttons {
    flex-direction: column;
  }
  .tools-parent-container .action-btn {
    justify-content: center;
    padding: 12px 20px;
  }
  .tools-parent-container .preview-frame {
    height: 350px;
  }
}