.tool-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 40px 20px;
}

.tool-header {
  text-align: center;
  margin-bottom: 30px;
}

.tool-header h1 {
  font-size: 2.5rem;
  margin-bottom: 10px;
  color: #333;
}

.tool-header p {
  font-size: 1.1rem;
  color: #666;
  max-width: 800px;
  margin: 0 auto;
}

.tool-body {
  display: flex;
  flex-direction: column;
  gap: 30px;
}

.input-group {
  background-color: #fff;
  border-radius: 8px;
  padding: 20px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.input-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 15px;
}

.input-header h2 {
  font-size: 1.5rem;
  color: #333;
}

.base-selector {
  display: flex;
  align-items: center;
  gap: 10px;
}

.base-selector label {
  font-weight: 500;
  color: #555;
}

.base-selector select {
  padding: 8px 12px;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-size: 1rem;
  background-color: #fff;
  cursor: pointer;
}

.base-selector select:focus {
  outline: none;
  border-color: #007bff;
}

textarea {
  width: 100%;
  min-height: 150px;
  padding: 12px;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
  font-size: 1rem;
  resize: vertical;
  background-color: #f8f9fa;
}

textarea:focus {
  outline: none;
  border-color: #007bff;
  background-color: #fff;
}

.options-container {
  background-color: #fff;
  border-radius: 8px;
  padding: 20px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.options-header {
  margin-bottom: 15px;
}

.options-header h2 {
  font-size: 1.5rem;
  color: #333;
}

.option-group {
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
  align-items: center;
}

.option-item {
  display: flex;
  align-items: center;
  gap: 8px;
}

.option-item label {
  font-weight: 500;
  color: #555;
}

.option-item input[type="checkbox"] {
  width: 18px;
  height: 18px;
  cursor: pointer;
}

.option-item input[type="number"] {
  width: 80px;
  padding: 8px 12px;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-size: 1rem;
}

.option-item input[type="number"]:focus {
  outline: none;
  border-color: #007bff;
}

.action-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  margin-top: 20px;
}

.action-button {
  padding: 12px 24px;
  font-size: 1rem;
  font-weight: 500;
  color: #fff;
  background-color: #007bff;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: background-color 0.3s ease;
  display: flex;
  align-items: center;
  gap: 8px;
}

.action-button:hover {
  background-color: #0056b3;
}

.action-button.secondary {
  background-color: #6c757d;
}

.action-button.secondary:hover {
  background-color: #545b62;
}

.action-button.danger {
  background-color: #dc3545;
}

.action-button.danger:hover {
  background-color: #c82333;
}

.results-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
}

.result-box {
  background-color: #fff;
  border-radius: 8px;
  padding: 20px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.result-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 15px;
}

.result-header h3 {
  font-size: 1.2rem;
  color: #333;
}

.copy-button {
  padding: 6px 12px;
  font-size: 0.9rem;
  color: #007bff;
  background-color: transparent;
  border: 1px solid #007bff;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  gap: 4px;
}

.copy-button:hover {
  background-color: #007bff;
  color: #fff;
}

.result-content {
  background-color: #f8f9fa;
  border: 1px solid #ddd;
  border-radius: 4px;
  padding: 12px;
  min-height: 100px;
  font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
  font-size: 1rem;
  overflow-x: auto;
}

.notification {
  position: fixed;
  top: 20px;
  right: 20px;
  background-color: #28a745;
  color: white;
  padding: 15px 25px;
  border-radius: 4px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  z-index: 1000;
  opacity: 0;
  transform: translateX(100%);
  transition: opacity 0.3s ease, transform 0.3s ease;
  display: flex;
  align-items: center;
  gap: 10px;
}

.fa-sync-alt {
  font-size: 1.4em;
  color: #4285f4;
}

.notification.show {
  opacity: 1;
  transform: translateX(0);
}

.notification.error {
  background-color: #dc3545;
}

footer {
  background-color: #fff;
  padding: 30px 0;
  border-top: 1px solid #eee;
}

.footer-bottom {
  text-align: center;
  color: #666;
  font-size: 0.9rem;
}

@media (max-width: 768px) {
  .tool-content {
    padding: 15px;
  }

  .tool-header h1 {
    font-size: 2rem;
  }

  .base-selector {
    flex-direction: column;
    align-items: flex-start;
  }

  .results-container {
    grid-template-columns: 1fr;
  }

  .notification {
    top: 10px;
    right: 10px;
    left: 10px;
    transform: translateY(-100%);
  }

  .notification.show {
    transform: translateY(0);
  }
}