/* MIGRATED TO TAILWIND - Help Modal styles
   Visibility toggling moved to tailwind-input.css
   Layout and styling now uses Tailwind utilities in index.html

.help-modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  z-index: 100;
  justify-content: center;
  align-items: center;
}

.help-modal.visible {
  display: flex;
}

.help-modal-content {
  background: #FFFFFF;
  border-radius: 12px;
  padding: 30px;
  max-width: 400px;
  width: 90%;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
  position: relative;
  max-height: 90vh;
  overflow-y: auto;
}

.help-modal-content h2 {
  font-size: 24px;
  font-weight: 500;
  color: #4A90E2;
  margin-bottom: 20px;
  text-align: center;
}

.help-close-btn {
  position: absolute;
  top: 15px;
  right: 15px;
  background: none;
  border: none;
  font-size: 28px;
  cursor: pointer;
  color: #666;
  line-height: 1;
  padding: 5px;
  min-width: 44px;
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.2s;
}

.help-close-btn:hover {
  color: #333;
}

.help-section {
  margin-bottom: 20px;
}

.help-section:last-child {
  margin-bottom: 0;
}

.help-section h3 {
  font-size: 16px;
  font-weight: 600;
  color: #333;
  margin-bottom: 10px;
  border-bottom: 1px solid #E0E0E0;
  padding-bottom: 5px;
}

.help-section p {
  font-size: 14px;
  color: #666;
  line-height: 1.6;
  margin-bottom: 5px;
}

.help-section p strong {
  color: #333;
}

.help-note-icon {
  display: inline-block;
  color: #51CF66;
  vertical-align: middle;
}

.help-note-icon svg {
  width: 18px;
  height: 18px;
}

.help-color-again {
  color: #FF6B6B;
  font-weight: 600;
}

.help-color-hard {
  color: #FFA500;
  font-weight: 600;
}

.help-color-good {
  color: #4A90E2;
  font-weight: 600;
}

.help-color-easy {
  color: #51CF66;
  font-weight: 600;
}

.help-color-british {
  color: #4A90E2;
  font-weight: 600;
}

.help-color-american {
  color: #FF6B6B;
  font-weight: 600;
}
*/