/* Extracted from inline <style> in ./training.html */

.training-section {
      border: 1px solid var(--border-color);
      border-radius: 1rem;
      overflow: hidden;
      margin-bottom: 1.5rem;
      background: var(--card-bg);
    }
    .training-header {
      padding: 1.25rem 1.5rem;
      background: var(--background-light);
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: space-between;
      transition: background 0.2s ease;
    }
    .training-header:hover {
      background: var(--border-color);
    }
    .training-header h3 {
      font-weight: 600;
      font-size: 1.1rem;
      display: flex;
      align-items: center;
      gap: 0.75rem;
    }
    .training-header .section-icon {
      width: 2.5rem;
      height: 2.5rem;
      border-radius: 0.5rem;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1rem;
    }
    .training-header .progress-badge {
      font-size: 0.875rem;
      padding: 0.25rem 0.75rem;
      border-radius: 9999px;
      background: var(--primary);
      color: var(--background);
      font-weight: 500;
    }
    .training-header .progress-badge.completed {
      background: #22c55e;
    }
    .training-content {
      display: none;
      border-top: 1px solid var(--border-color);
    }
    .training-section.open .training-content {
      display: block;
    }
    .training-section.open .chevron-icon {
      transform: rotate(180deg);
    }
    .scenario-item {
      padding: 1rem 1.5rem;
      display: flex;
      align-items: center;
      justify-content: space-between;
      border-bottom: 1px solid var(--border-color);
      cursor: pointer;
      transition: background 0.2s ease;
    }
    .scenario-item:last-child {
      border-bottom: none;
    }
    .scenario-item:hover {
      background: var(--background-light);
    }
    .scenario-item .scenario-info {
      display: flex;
      align-items: center;
      gap: 1rem;
    }
    .scenario-item .scenario-number {
      width: 2rem;
      height: 2rem;
      border-radius: 50%;
      background: var(--border-color);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 0.75rem;
      font-weight: 600;
      color: var(--primary-light);
      transition: all 0.2s ease;
    }
    .scenario-item.completed .scenario-number {
      background: #22c55e;
      color: white;
    }
    .scenario-item .scenario-title {
      font-size: 0.95rem;
      color: var(--primary);
    }
    .scenario-item .scenario-status {
      font-size: 0.8rem;
      color: var(--primary-lighter);
      display: flex;
      align-items: center;
      gap: 0.5rem;
    }
    .scenario-item.completed .scenario-status {
      color: #22c55e;
    }
    .hero-stats {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 2rem;
      max-width: 600px;
      margin: 2rem auto 0;
    }
    .hero-stat {
      text-align: center;
    }
    .hero-stat .stat-number {
      font-size: 2.5rem;
      font-weight: 700;
      color: var(--primary);
    }
    .hero-stat .stat-label {
      font-size: 0.9rem;
      color: var(--primary-light);
      margin-top: 0.25rem;
    }

    /* Modal Styles */
    .modal-overlay {
      position: fixed;
      inset: 0;
      background: rgba(0, 0, 0, 0);
      z-index: 1000;
      display: flex;
      align-items: center;
      justify-content: center;
      padding: 1rem;
      pointer-events: none;
      opacity: 0;
      transition: background 0.3s ease, opacity 0.3s ease;
    }
    .modal-overlay.active {
      background: rgba(0, 0, 0, 0.7);
      pointer-events: auto;
      opacity: 1;
    }
    .modal-container {
      background: var(--card-bg);
      border-radius: 1rem;
      max-width: 800px;
      width: 100%;
      max-height: 90vh;
      overflow-y: auto;
      box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
      transform: translateY(30px) scale(0.95);
      opacity: 0;
      transition: transform 0.35s cubic-bezier(0.32, 0.72, 0, 1), opacity 0.3s ease;
    }
    .modal-overlay.active .modal-container {
      transform: translateY(0) scale(1);
      opacity: 1;
    }
    .modal-header {
      padding: 1.5rem;
      border-bottom: 1px solid var(--border-color);
      display: flex;
      align-items: center;
      justify-content: space-between;
      position: sticky;
      top: 0;
      background: var(--card-bg);
      z-index: 10;
    }
    .modal-header h2 {
      font-size: 1.25rem;
      font-weight: 600;
    }
    .modal-close {
      width: 2.5rem;
      height: 2.5rem;
      border-radius: 0.5rem;
      display: flex;
      align-items: center;
      justify-content: center;
      cursor: pointer;
      transition: background 0.2s ease;
      background: transparent;
      border: none;
      color: var(--primary);
    }
    .modal-close:hover {
      background: var(--border-color);
    }
    .modal-body {
      padding: 1.5rem;
    }
    .modal-footer {
      padding: 1rem 1.5rem;
      border-top: 1px solid var(--border-color);
      display: flex;
      justify-content: space-between;
      align-items: center;
    }

    /* Content Styles */
    .lesson-content {
      line-height: 1.8;
    }
    .lesson-content h3 {
      font-size: 1.1rem;
      font-weight: 600;
      margin: 1.5rem 0 0.75rem;
      color: var(--primary);
    }
    .lesson-content p {
      margin-bottom: 1rem;
      color: var(--primary-light);
    }
    .lesson-content ul {
      margin-bottom: 1rem;
      padding-left: 1.5rem;
    }
    .lesson-content li {
      margin-bottom: 0.5rem;
      color: var(--primary-light);
    }
    .lesson-content code {
      background: var(--background-light);
      padding: 0.125rem 0.375rem;
      border-radius: 0.25rem;
      font-family: 'JetBrains Mono', monospace;
      font-size: 0.875rem;
    }
    .lesson-content pre {
      background: #1e1e1e;
      color: #d4d4d4;
      padding: 1rem;
      border-radius: 0.5rem;
      overflow-x: auto;
      margin: 1rem 0;
      font-family: 'JetBrains Mono', monospace;
      font-size: 0.8rem;
      line-height: 1.6;
    }

    /* Quiz Styles */
    .quiz-section {
      margin-top: 2rem;
      padding-top: 1.5rem;
      border-top: 1px solid var(--border-color);
    }
    .quiz-section h3 {
      font-size: 1rem;
      font-weight: 600;
      margin-bottom: 1rem;
      display: flex;
      align-items: center;
      gap: 0.5rem;
    }
    .quiz-option {
      display: flex;
      align-items: center;
      gap: 0.75rem;
      padding: 0.875rem 1rem;
      border: 1px solid var(--border-color);
      border-radius: 0.5rem;
      margin-bottom: 0.5rem;
      cursor: pointer;
      transition: all 0.2s ease;
    }
    .quiz-option:hover {
      border-color: var(--primary);
      background: var(--background-light);
    }
    .quiz-option.selected {
      border-color: var(--primary);
      background: var(--background-light);
    }
    .quiz-option.correct {
      border-color: #22c55e;
      background: rgba(34, 197, 94, 0.1);
    }
    .quiz-option.incorrect {
      border-color: #ef4444;
      background: rgba(239, 68, 68, 0.1);
    }
    .quiz-option input {
      display: none;
    }
    .quiz-option .option-marker {
      width: 1.5rem;
      height: 1.5rem;
      border-radius: 50%;
      border: 2px solid var(--border-color);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 0.75rem;
      font-weight: 600;
      transition: all 0.2s ease;
    }
    .quiz-option.selected .option-marker {
      border-color: var(--primary);
      background: var(--primary);
      color: var(--background);
    }
    .quiz-option.correct .option-marker {
      border-color: #22c55e;
      background: #22c55e;
      color: white;
    }
    .quiz-option.incorrect .option-marker {
      border-color: #ef4444;
      background: #ef4444;
      color: white;
    }
    .quiz-feedback {
      margin-top: 1rem;
      padding: 1rem;
      border-radius: 0.5rem;
      display: none;
    }
    .quiz-feedback.show {
      display: block;
    }
    .quiz-feedback.correct {
      background: rgba(34, 197, 94, 0.1);
      border: 1px solid #22c55e;
      color: #22c55e;
    }
    .quiz-feedback.incorrect {
      background: rgba(239, 68, 68, 0.1);
      border: 1px solid #ef4444;
      color: #ef4444;
    }

    .btn-check-answer {
      background: var(--primary);
      color: var(--background);
      padding: 0.75rem 1.5rem;
      border-radius: 0.5rem;
      font-weight: 500;
      border: none;
      cursor: pointer;
      transition: opacity 0.2s ease;
    }
    .btn-check-answer:hover {
      opacity: 0.9;
    }
    .btn-check-answer:disabled {
      opacity: 0.5;
      cursor: not-allowed;
    }
    .btn-next {
      background: #22c55e;
      color: white;
      padding: 0.75rem 1.5rem;
      border-radius: 0.5rem;
      font-weight: 500;
      border: none;
      cursor: pointer;
      display: none;
    }
    .btn-next.show {
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
    }

    /* Score Submission Form */
    .score-form {
      margin-top: 1.25rem;
      padding: 1.25rem;
      border: 1px solid var(--border-color);
      border-radius: 0.75rem;
      background: var(--background-light);
    }
    .score-form h4 {
      font-size: 1rem;
      font-weight: 600;
      margin-bottom: 0.25rem;
      color: var(--primary);
    }
    .score-form .score-form-desc {
      font-size: 0.85rem;
      color: var(--primary-light);
      margin-bottom: 1rem;
    }
    .score-form .form-group {
      margin-bottom: 0.75rem;
    }
    .score-form label {
      display: block;
      font-size: 0.8rem;
      font-weight: 500;
      color: var(--primary-light);
      margin-bottom: 0.25rem;
    }
    .score-form input {
      width: 100%;
      padding: 0.625rem 0.875rem;
      border: 1px solid var(--border-color);
      border-radius: 0.75rem;
      background: var(--card-bg);
      color: var(--primary);
      font-size: 0.9rem;
      outline: none;
      transition: border-color 0.2s ease, box-shadow 0.2s ease;
      box-sizing: border-box;
    }
    .score-form input:focus {
      border-color: #e5780b;
      box-shadow: 0 0 0 3px rgba(229, 120, 11, 0.15);
    }
    .score-form input[readonly] {
      background: var(--background-light);
      color: var(--primary-light);
      cursor: default;
    }
    .score-form .btn-submit-score {
      width: 100%;
      padding: 0.75rem;
      border: none;
      border-radius: 0.75rem;
      background: #e5780b;
      color: white;
      font-size: 0.9rem;
      font-weight: 600;
      cursor: pointer;
      transition: opacity 0.2s ease;
      margin-top: 0.25rem;
    }
    .score-form .btn-submit-score:hover {
      opacity: 0.9;
    }
    .score-form .btn-submit-score:disabled {
      opacity: 0.6;
      cursor: not-allowed;
    }
    .score-form .score-status {
      margin-top: 0.75rem;
      padding: 0.75rem;
      border-radius: 0.5rem;
      font-size: 0.85rem;
      display: none;
    }
    .score-form .score-status.show {
      display: block;
    }
    .score-form .score-status.success {
      background: rgba(34, 197, 94, 0.1);
      border: 1px solid #22c55e;
      color: #22c55e;
    }
    .score-form .score-status.error {
      background: rgba(239, 68, 68, 0.1);
      border: 1px solid #ef4444;
      color: #ef4444;
    }
    .score-form .already-sent {
      font-size: 0.85rem;
      color: var(--primary-light);
      font-style: italic;
    }

    @media (max-width: 640px) {
      .hero-stats {
        gap: 1rem;
      }
      .hero-stat .stat-number {
        font-size: 1.75rem;
      }
      .modal-container {
        max-height: 100vh;
        border-radius: 0;
      }
    }