.contract-guide-container {
  display: flex;
  flex-direction: column;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

.contract-guide-container .title-contract-guide {
  font-size: 32px;
  font-weight: 700;
  margin-bottom: 20px;
  color: #215B6F;
  text-align: center;
}

.contract-guide-container .subtitle-contract-guide {
  font-size: 18px;
  margin-bottom: 30px;
  color: #666;
  text-align: center;
  line-height: 1.5;
}

.contract-guide-container .button-contract-guide {
  background-color: #215B6F;
  color: white;
  border: none;
  padding: 12px 24px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  margin: 10px;
  transition: background-color 0.3s ease;
}

.contract-guide-container .button-contract-guide:hover {
  background-color: #0A2729;
}

.contract-guide-container .button-contract-guide.secondary {
  background-color: #28a745;
}

.contract-guide-container .button-contract-guide.secondary:hover {
  background-color: #218838;
}

.contract-guide-container .section-contract-guide {
  margin-bottom: 40px;
  padding: 20px;
  background-color: #f8f9fa;
  border-left: 4px solid #215B6F;
}

.contract-guide-container .section-title-contract-guide {
  font-size: 24px;
  font-weight: 600;
  margin-bottom: 15px;
  color: #215B6F;
}

.contract-guide-container .section-subtitle-contract-guide {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 10px;
  color: #333;
}

.contract-guide-container .list-contract-guide {
  padding-left: 20px;
  margin-bottom: 15px;
}

.contract-guide-container .list-item-contract-guide {
  margin-bottom: 8px;
  line-height: 1.5;
}

.contract-guide-container .warning-box-contract-guide {
  background-color: #fff3cd;
  border: 1px solid #ffeaa7;
  border-radius: 8px;
  padding: 15px;
  margin-bottom: 20px;
}

.contract-guide-container .warning-box-contract-guide-item {
  margin-bottom: 8px;
  line-height: 1.5;
}

.contract-guide-container .table-contract-guide {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 20px;
  background-color: white;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.contract-guide-container .table-contract-guide th {
  background-color: #215B6F;
  color: white;
  padding: 12px;
  text-align: left;
  font-weight: 600;
}

.contract-guide-container .table-contract-guide th:nth-child(3) {
  width: 120px;
}

.contract-guide-container .table-contract-guide td {
  padding: 12px;
  border-bottom: 1px solid #eee;
}

.contract-guide-container .table-contract-guide tr:hover {
  background-color: #f8f9fa;
}

.contract-guide-container .code-contract-guide {
  background-color: #f1f3f4;
  padding: 2px 6px;
  border-radius: 4px;
  font-family: 'Courier New', monospace;
  font-size: 14px;
  color: #d63384;
}

.contract-guide-container .example-box-contract-guide {
  background-color: #f8f9fa;
  border: 1px solid #dee2e6;
  border-radius: 8px;
  padding: 20px;
  margin-bottom: 20px;
}

.contract-guide-container .example-code-contract-guide {
  background-color: white;
  border: 1px solid #dee2e6;
  border-radius: 4px;
  padding: 15px;
  font-family: 'Courier New', monospace;
  font-size: 14px;
  line-height: 1.4;
  white-space: pre-wrap;
  overflow-x: auto;
}

.contract-guide-container .category-title-contract-guide {
  background-color: #e9ecef;
  font-weight: 600;
  color: #495057;
  padding: 8px 12px;
  margin: 0;
  border-bottom: 1px solid #dee2e6;
}

.contract-guide-container .button-group-contract-guide {
  display: flex;
  gap: 10px;
  justify-content: center;
  margin-bottom: 30px;
  flex-wrap: wrap;
}

.contract-guide-container .loading-contract-guide {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 3px solid #f3f3f3;
  border-top: 3px solid #215B6F;
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin-right: 10px;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.contract-guide-container .message-contract-guide {
  padding: 10px 15px;
  border-radius: 4px;
  margin: 10px 0;
  font-weight: 500;
}

.contract-guide-container .message-contract-guide.success {
  background-color: #d4edda;
  color: #155724;
  border: 1px solid #c3e6cb;
}

.contract-guide-container .message-contract-guide.error {
  background-color: #f8d7da;
  color: #721c24;
  border: 1px solid #f5c6cb;
}

.contract-guide-container .message-contract-guide.info {
  background-color: #d1ecf1;
  color: #0c5460;
  border: 1px solid #bee5eb;
}