/**
 * Mobile Touch Optimization CSS
 * Enhances touch targets and mobile form interaction
 */

/* Universal button touch optimizations - applied to all screens */
.btn-primary,
button,
#continue-btn,
button.btn-primary,
.assessment-actions .btn-primary,
.assessment-actions #continue-btn {
  min-height: 48px !important;
  height: 48px !important;
  min-width: 88px !important;
  padding: 1rem 2rem !important;
  font-size: 18px !important;
  border-radius: 12px;
  box-sizing: border-box !important;
  line-height: 1.2 !important;
  touch-action: manipulation;
}

/* Specific override for assessment actions */
.assessment-actions .btn-primary,
.assessment-actions #continue-btn {
  min-height: 54px !important;
  height: 54px !important;
}

/* Touch Target Enhancements - Apply universally for consistency */
/* Note: Original was @media (hover: none) and (pointer: coarse) but we need this for all devices */
@media screen {
  
  /* Radio Button Touch Targets */
  .radio-label {
    min-height: 60px; /* Increased from default */
    padding: 1.25rem 1rem; /* Increased padding for better touch */
    margin-bottom: 0.5rem;
    -webkit-tap-highlight-color: rgba(59, 130, 246, 0.1);
    tap-highlight-color: rgba(59, 130, 246, 0.1);
  }
  
  .radio-indicator {
    width: 24px; /* Increased from 20px */
    height: 24px;
    border-width: 3px; /* Thicker border for better visibility */
  }
  
  .radio-input:checked + .radio-label .radio-indicator::after {
    width: 10px; /* Increased inner dot */
    height: 10px;
  }
  
  /* Form Input Touch Improvements */
  .form-input {
    min-height: 50px; /* Minimum touch target height */
    padding: 1rem 1.25rem; /* Increased padding */
    font-size: 16px; /* Prevents zoom on iOS */
    border-radius: 12px; /* Larger radius for touch */
    -webkit-appearance: none;
    appearance: none;
  }
  
  /* Number input specific improvements */
  .form-input[type="number"] {
    font-size: 18px; /* Larger font for number inputs */
    text-align: center; /* Center align numbers */
  }
  
  /* Button Touch Optimizations */
  .btn-primary,
  button,
  #continue-btn,
  button.btn-primary,
  .assessment-actions .btn-primary,
  .assessment-actions #continue-btn {
    min-height: 48px !important; /* Apple/Google recommended minimum */
    height: 48px !important; /* Force height for consistent sizing */
    min-width: 88px !important; /* Minimum width for touch */
    padding: 1rem 2rem !important;
    font-size: 18px !important; /* Larger text for readability */
    border-radius: 12px;
    -webkit-tap-highlight-color: transparent;
    tap-highlight-color: transparent;
    touch-action: manipulation; /* Prevents double-tap zoom */
    box-sizing: border-box !important;
    line-height: 1.2 !important;
  }
  
  /* Assessment Form Navigation Buttons */
  .assessment-actions {
    display: flex;
    gap: 1rem;
    padding: 1.5rem 0;
    margin-top: 2rem;
  }
  
  .assessment-actions .btn-primary,
  .assessment-actions #continue-btn {
    flex: 1;
    min-height: 54px !important;
    height: 54px !important;
    font-size: 18px !important;
    font-weight: 600 !important;
    padding: 1rem 2rem !important;
  }
  
  /* Back button touch optimization */
  .btn-secondary {
    min-height: 48px;
    min-width: 88px;
    padding: 1rem 1.5rem;
    font-size: 16px;
    background: var(--gray-100);
    color: var(--gray-700);
    border: 2px solid var(--gray-200);
    border-radius: 12px;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
  }
  
  /* Touch Feedback Enhancements */
  .radio-label:active,
  .btn-primary:active,
  .btn-secondary:active,
  .form-input:focus {
    transform: scale(0.98);
    transition: transform 0.1s ease;
  }
  
  /* Improve focus visibility for keyboard navigation */
  .radio-input:focus + .radio-label {
    outline: 3px solid var(--primary-500);
    outline-offset: 2px;
  }
  
  .form-input:focus {
    outline: 3px solid var(--primary-500);
    outline-offset: 2px;
    border-color: var(--primary-500);
  }
  
  /* Mobile-specific spacing improvements */
  .form-group {
    margin-bottom: 2rem; /* Increased spacing between form elements */
  }
  
  .form-label {
    font-size: 18px; /* Larger labels for better readability */
    font-weight: 600;
    margin-bottom: 0.75rem;
    display: block;
  }
  
  .field-note {
    font-size: 15px; /* Slightly larger help text */
    line-height: 1.5;
    margin-top: 0.75rem;
  }
  
  /* Error message improvements for mobile */
  .validation-error {
    font-size: 15px;
    font-weight: 500;
    color: var(--red-600);
    margin-top: 0.5rem;
    padding: 0.5rem;
    background: var(--red-50);
    border-radius: 6px;
    border-left: 4px solid var(--red-500);
  }
  
  /* Progress bar touch improvements */
  .progress-bar {
    padding: 1rem 0 1.5rem;
  }
  
  .progress-step {
    font-size: 16px;
    font-weight: 600;
  }
  
  /* Assessment card mobile optimization */
  .assessment-card {
    padding: 2rem 1.5rem;
    margin: 1rem;
    border-radius: 16px;
  }
  
  .card-title {
    font-size: 24px;
    margin-bottom: 1rem;
  }
  
  .card-subtitle {
    font-size: 16px;
    line-height: 1.6;
  }
  
  /* Checkbox improvements if any exist */
  .checkbox-label {
    min-height: 48px;
    display: flex;
    align-items: center;
    padding: 1rem;
    -webkit-tap-highlight-color: rgba(59, 130, 246, 0.1);
  }
  
  .checkbox-input {
    width: 20px;
    height: 20px;
    margin-right: 1rem;
  }
  
  /* Dropdown/Select improvements */
  select {
    min-height: 50px;
    padding: 1rem 1.25rem;
    font-size: 16px;
    border-radius: 12px;
    -webkit-appearance: none;
    appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6,9 12,15 18,9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 16px;
    padding-right: 3rem;
  }
  
  /* Improved text areas if any */
  textarea {
    min-height: 100px;
    padding: 1rem 1.25rem;
    font-size: 16px;
    line-height: 1.5;
    border-radius: 12px;
    resize: vertical;
  }
  
  /* Touch-friendly navigation elements */
  .assessment-nav {
    position: sticky;
    bottom: 0;
    background: var(--white);
    padding: 1rem;
    border-top: 1px solid var(--gray-200);
    box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.1);
  }
  
  /* Range slider improvements if any exist */
  input[type="range"] {
    -webkit-appearance: none;
    appearance: none;
    height: 6px;
    border-radius: 3px;
    background: var(--gray-200);
    outline: none;
  }
  
  input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--primary-500);
    cursor: pointer;
    border: 2px solid var(--white);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
  }
  
  input[type="range"]::-moz-range-thumb {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--primary-500);
    cursor: pointer;
    border: 2px solid var(--white);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
  }
}

/* Additional mobile optimizations for all screen sizes */
@media (max-width: 768px) {
  
  /* Ensure adequate spacing on small screens */
  .assessment-container {
    padding: 1rem;
    max-width: 100%;
  }
  
  /* Stack form elements better on mobile */
  .form-row {
    flex-direction: column;
    gap: 1.5rem;
  }
  
  /* Better button spacing on mobile */
  .button-group {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    width: 100%;
  }
  
  .button-group .btn-primary,
  .button-group .btn-secondary {
    width: 100%;
    justify-content: center;
  }
  
  /* Mobile-optimized text sizes */
  .form-label {
    font-size: 17px;
  }
  
  .radio-title {
    font-size: 16px;
    font-weight: 600;
  }
  
  .radio-description {
    font-size: 14px;
    color: var(--gray-600);
    margin-top: 0.25rem;
  }
  
  /* Better spacing for mobile scrolling */
  .form-group:last-child {
    margin-bottom: 3rem;
  }
}

/* High DPI display optimizations */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
  .radio-indicator,
  .checkbox-input {
    border-width: 0.5px; /* Crisp borders on retina displays */
  }
}

/* Accessibility improvements for touch devices */
@media (prefers-reduced-motion: no-preference) {
  .radio-label,
  .btn-primary,
  .btn-secondary {
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  }
}

/* Dark mode touch optimizations if supported */
@media (prefers-color-scheme: dark) {
  .radio-label {
    -webkit-tap-highlight-color: rgba(99, 179, 237, 0.1);
    tap-highlight-color: rgba(99, 179, 237, 0.1);
  }
}