* {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
    }

    body {
      font-family: 'Inter', system-ui, -apple-system, sans-serif;
      background: #D1D8E1;
      min-height: 100vh;
      color: #002957;
      -webkit-font-smoothing: antialiased;
    }

    /* Hero gradient for header */
    .hero-gradient {
      background: radial-gradient(ellipse at 50% 0%, rgba(241, 86, 63, 0.08) 0%, transparent 60%);
    }

    /* Card styles matching main site */
    .card-link {
      background: #ffffff;
      border: 1px solid rgba(0, 41, 87, 0.08);
      transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
      border-radius: 1.25rem;
      overflow: hidden;
      position: relative;
      color: #002957;
    }

    .card-link::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 3px;
      background: linear-gradient(90deg, #F1563F, #FF8A6F);
      opacity: 0;
      transition: opacity 0.3s ease;
    }

    .card-link:hover {
      background: #FAFBFD;
      border-color: rgba(241, 86, 63, 0.2);
      transform: translateY(-4px);
      box-shadow: 0 20px 40px rgba(0, 41, 87, 0.1);
    }

    .card-link:hover::before {
      opacity: 1;
    }

    /* Progress bar */
    .progress-bar-container {
      position: relative;
      max-width: 100%;
      height: 8px;
      background-color: #e5e7eb;
      border-radius: 9999px;
      overflow: hidden;
    }

    .progress-bar-fill {
      height: 100%;
      background: linear-gradient(90deg, #F1563F, #FF8A6F);
      transition: width 0.5s cubic-bezier(0.4, 0, 0.2, 1);
      border-radius: 9999px;
      width: 0%;
    }

    /* Answer button styles */
    .answer-btn {
      display: flex;
      width: 100%;
      padding: 14px 20px;
      margin-bottom: 12px;
      font-size: 15px;
      font-weight: 500;
      font-family: 'Inter', sans-serif;
      color: #fff;
      background: linear-gradient(135deg, #F1563F, #e84a2f);
      border: none;
      border-radius: 0.75rem;
      cursor: pointer;
      transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
      box-shadow: 0 2px 8px rgba(241, 86, 63, 0.25);
      text-align: left;
      align-items: center;
      gap: 12px;
    }

    .answer-btn:hover {
      background: linear-gradient(135deg, #851a18, #6d1514);
      transform: translateY(-2px);
      box-shadow: 0 8px 24px rgba(133, 26, 24, 0.3);
    }

    .answer-btn:active {
      transform: translateY(0);
    }

    .answer-btn.selected {
      background: linear-gradient(135deg, #851a18, #6d1514);
      box-shadow: 0 4px 12px rgba(133, 26, 24, 0.4);
    }

    .answer-btn .btn-number {
      display: flex;
      align-items: center;
      justify-content: center;
      width: 28px;
      height: 28px;
      border-radius: 50%;
      background: rgba(255,255,255,0.2);
      flex-shrink: 0;
      font-size: 13px;
      font-weight: 600;
    }

    /* Navigation arrows */
    .nav-arrow {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      cursor: pointer;
      transition: all 0.3s ease;
      background: #fff;
      border: 1px solid rgba(0, 41, 87, 0.1);
      color: #002957;
      box-shadow: 0 2px 8px rgba(0, 41, 87, 0.08);
    }

    .nav-arrow:hover:not(:disabled) {
      background: #F1563F;
      color: #fff;
      border-color: #F1563F;
      transform: translateY(-2px);
      box-shadow: 0 6px 16px rgba(241, 86, 63, 0.3);
    }

    button:disabled {
      opacity: 0.3;
      cursor: not-allowed;
    }

    /* Result card special styles */
    .result-card {
      background: linear-gradient(135deg, #fff, #fafbfd);
      border: 1px solid rgba(0, 41, 87, 0.1);
    }

    .result-card h2 {
      color: #F1563F;
      font-weight: 700;
    }

    .result-card .result-text {
      color: #002957;
      line-height: 1.7;
    }

    .result-card .result-text strong {
      color: #F1563F;
    }

    /* Action buttons in result */
    .action-btn {
      padding: 14px 24px;
      border-radius: 0.75rem;
      font-weight: 600;
      font-size: 15px;
      cursor: pointer;
      transition: all 0.3s ease;
      border: none;
      font-family: 'Inter', sans-serif;
    }

    .action-btn.primary {
      background: linear-gradient(135deg, #F1563F, #e84a2f);
      color: #fff;
      box-shadow: 0 4px 12px rgba(241, 86, 63, 0.3);
    }

    .action-btn.primary:hover {
      background: linear-gradient(135deg, #851a18, #6d1514);
      transform: translateY(-2px);
      box-shadow: 0 8px 24px rgba(133, 26, 24, 0.3);
    }

    .action-btn.secondary {
      background: transparent;
      color: #002957;
      border: 2px solid rgba(0, 41, 87, 0.2);
    }

    .action-btn.secondary:hover {
      border-color: #F1563F;
      color: #F1563F;
      background: rgba(241, 86, 63, 0.05);
    }

    /* Fade in animation */
    @keyframes fadeInUp {
      from {
        opacity: 0;
        transform: translateY(20px);
      }
      to {
        opacity: 1;
        transform: translateY(0);
      }
    }

    .animate-in {
      animation: fadeInUp 0.5s ease forwards;
    }

    /* Fade transition for screen changes */
    .screen {
      display: none;
    }

    .screen.active {
      display: block;
      animation: fadeInUp 0.4s ease forwards;
    }

    /* Mobile adjustments */
    @media (max-width: 640px) {
      .card-link:hover,
      .card-link {
        transform: none;
      }
      
      .answer-btn:hover {
        transform: translateY(0);
      }
    }

    /* Progress text */
    .progress-text {
      font-size: 12px;
      font-weight: 600;
      color: #002957;
      margin-top: 8px;
    }

    /* Icon circle sizing */
    .icon-circle.small {
      width: 64px;
      height: 64px;
      font-size: 2rem;
    }

    /* Orange icon circle variant */
    .icon-circle.orange {
      background: rgba(241,86,63,0.12);
      color: #F1563F;
      border-radius: 50%;
      flex-shrink: 0;
    }

    /* Fixed width buttons */
    .btn-min-200 {
      min-width: 200px;
    }
    .btn-min-240 {
      min-width: 240px;
    }

    /* Divider */
    .divider-line {
      height: 1px;
      background: linear-gradient(90deg, transparent, rgba(0, 41, 87, 0.12), transparent);
      margin: 20px 0;
    }

    /* Visually hidden - for screen readers */
    .sr-only {
      position: absolute;
      width: 1px;
      height: 1px;
      padding: 0;
      margin: -1px;
      overflow: hidden;
      clip: rect(0, 0, 0, 0);
      white-space: nowrap;
      border: 0;
    }

    /* Hidden images */
    .hidden-img {
      display: none !important;
    }

    /* Post-question feedback */
    #feedback-content {
      padding-top: 16px;
      padding-left: 12px;
      padding-right: 12px;
    }
    
    #feedback-text {
      color: #002957;
      line-height: 1.7;
    }
    
    #feedback-text strong {
      color: #F1563F;
    }

    /* Quiz image - visual feedback for answers */
    .quiz-image {
      max-width: 100%;
      max-height: 40vh;
      height: auto;
      width: auto;
      display: inline-block;
      border-radius: 1rem;
      box-shadow: 0 8px 30px rgba(0, 41, 87, 0.15);
      transition: opacity 0.3s ease, transform 0.3s ease;
      object-fit: contain;
    }

    .quiz-image:hover {
      transform: scale(1.02);
      box-shadow: 0 12px 40px rgba(0, 41, 87, 0.2);
    }

    @media (max-width: 640px) {
      .quiz-image {
        max-height: 30vh;
        max-width: 80vw;
        border-radius: 0.75rem;
      }
    }

    @media (orientation: portrait) {
      .quiz-image {
        max-height: 35vh;
      }
    }