#site-difficulties-modal .modal-body {
  .difficulties-container {
    /* max-width: 1000px;
    width: 100%; */
    margin-top: 30px 0;
  }

  .difficulties-header {
    text-align: center;
    /* margin-bottom: 40px; */
    color: #1e293b;
    position: relative;
  }

  .difficulties-header::after {
    content: "";
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 200px;
    height: 2px;
    background: linear-gradient(to right, transparent, #64748b, transparent);
  }

  .difficulties-title {
    font-size: 36px;
    margin-bottom: 12px;
    letter-spacing: 2px;
    position: relative;
    display: inline-block;
    color: #1e293b;
  }

  .difficulties-title::before,
  .difficulties-title::after {
    content: "❖";
    color: #d97706;
    font-size: 24px;
    vertical-align: middle;
    margin: 0 12px;
    opacity: 0.8;
  }

  .difficulties-subtitle {
    font-size: 18px;
    color: #64748b;
    font-weight: 400;
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.5;
  }

  .difficulties-section {
    /* margin-bottom: 30px; */
  }

  .difficulties-header {
    text-align: center;
    margin-bottom: 24px;
    font-size: 22px;
    color: #334155;
  }

  .difficulties-levels {
    display: flex;
    justify-content: center;
    gap: 24px;
    /* margin-bottom: 40px; */
    padding: 0 20px;
  }

  .difficulties-level {
    flex: 1;
    /* max-width: 280px; */
    border: 2px solid rgba(0, 0, 0, 0.1);
    border-radius: 16px;
    background-color: rgba(255, 255, 255, 0.9);
    overflow: hidden;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  }

  .difficulties-level:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.15);
  }

  .difficulties-level.selected {
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
    transform: translateY(-8px);
    border-color: rgba(0, 0, 0, 0.2);
  }

  .level-header {
    height: 120px;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    overflow: hidden;
  }

  .level-header::after {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, transparent, rgba(0, 0, 0, 0.2));
    z-index: 1;
  }

  .level-easy .level-header {
    background: linear-gradient(to bottom, #34d399, #10b981);
  }

  .level-medium .level-header {
    background: linear-gradient(to bottom, #60a5fa, #3b82f6);
  }

  .level-hard .level-header {
    background: linear-gradient(to bottom, #a78bfa, #8b5cf6);
  }

  .level-number {
    position: absolute;
    top: 15px;
    right: 15px;
    background-color: rgba(255, 255, 255, 0.8);
    color: #1e293b;
    font-size: 14px;
    padding: 4px 10px;
    border-radius: 12px;
    z-index: 2;
    border: 1px solid rgba(0, 0, 0, 0.1);
  }

  .level-icon {
    font-size: 48px;
    color: white;
    text-shadow: 0 0 15px rgba(0, 0, 0, 0.3);
    position: relative;
    z-index: 2;
  }

  /* Element symbols in background */
  .level-easy .level-header::before {
    content: "⚜";
    position: absolute;
    font-size: 120px;
    opacity: 0.1;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: #064e3b;
  }

  .level-medium .level-header::before {
    content: "❄";
    position: absolute;
    font-size: 120px;
    opacity: 0.1;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: #1e40af;
  }

  .level-hard .level-header::before {
    content: "⚡";
    position: absolute;
    font-size: 120px;
    opacity: 0.1;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: #5b21b6;
  }

  .level-content {
    padding: 25px;
    text-align: center;
    position: relative;
    background-color: white;
  }

  .level-name {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 10px;
    position: relative;
    display: inline-block;
  }

  .level-easy .level-name {
    color: #059669;
  }

  .level-medium .level-name {
    color: #2563eb;
  }

  .level-hard .level-name {
    color: #7c3aed;
  }

  .level-banner {
    background-color: rgba(0, 0, 0, 0.05);
    margin: -25px -25px 20px;
    padding: 12px;
    font-size: 14px;
    font-style: italic;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
  }

  .level-easy .level-banner {
    color: #059669;
  }

  .level-medium .level-banner {
    color: #2563eb;
  }

  .level-hard .level-banner {
    color: #7c3aed;
  }

  .level-description {
    font-size: 16px;
    color: #64748b;
    margin-bottom: 20px;
    line-height: 1.6;
  }

  /* Quiz selection section */
  .quiz-selection {
    display: none;
    padding: 20px 20px 0 20px;
    /* margin-top: 30px;
    border-radius: 16px;
    background-color: white;
    border: 1px solid rgba(0, 0, 0, 0.1);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05); */
  }

  .quiz-selection-title {
    text-align: center;
    font-size: 24px;
    margin-bottom: 20px;
    color: #334155;
  }

  .quiz-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .quiz-card {
    border-radius: 12px;
    background-color: #f8fafc;
    border: 1px solid rgba(0, 0, 0, 0.1);
    overflow: hidden;
    /* cursor: pointer; */
    transition: all 0.3s ease;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.05);
  }

  .quiz-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
  }

  .quiz-card.selected {
    border-color: rgba(0, 0, 0, 0.3);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
  }

  .quiz-header {
    padding: 12px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
  }

  .quiz-easy .quiz-header {
    background-color: rgba(16, 185, 129, 0.1);
  }

  .quiz-medium .quiz-header {
    background-color: rgba(59, 130, 246, 0.1);
  }

  .quiz-hard .quiz-header {
    background-color: rgba(139, 92, 246, 0.1);
  }

  .quiz-title {
    font-size: 18px;
    font-weight: 600;
  }

  .quiz-easy .quiz-title {
    color: #059669;
  }

  .quiz-medium .quiz-title {
    color: #2563eb;
  }

  .quiz-hard .quiz-title {
    color: #7c3aed;
  }

  .quiz-content {
    padding: 15px;
  }

  .quiz-description {
    font-size: 14px;
    color: #64748b;
    margin-bottom: 15px;
  }

  .quiz-obstacles {
    font-size: 14px;
  }

  .obstacle-title {
    font-weight: 600;
    font-size: 14px;
    margin-bottom: 8px;
    color: #334155;
  }

  .obstacle-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 6px;
  }

  .obstacle-icon {
    flex-shrink: 0;
    margin-right: 8px;
    color: #d97706;
  }

  .start-btn {
    background: linear-gradient(135deg, #f59e0b, #d97706);
    border: none;
    color: white;
    padding: 16px 40px;
    font-weight: 600;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    /* margin-top: 30px; */
    box-shadow: 0 4px 10px rgba(217, 119, 6, 0.3);
    display: none;
    font-size: 20px;
    letter-spacing: 1px;
    position: relative;
  }

  .start-btn::after {
    content: "❯";
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
  }

  .start-btn:hover {
    background: linear-gradient(135deg, #d97706, #b45309);
    box-shadow: 0 6px 15px rgba(217, 119, 6, 0.4);
    transform: translateY(-3px);
  }

  .start-btn:active {
    transform: translateY(2px);
  }

  .difficulties-container button {
    margin-top: 20px;
    text-align: center;
  }

  /* Glow effects */
  .level-easy.selected {
    box-shadow: 0 8px 20px rgba(16, 185, 129, 0.3);
  }

  .level-medium.selected {
    box-shadow: 0 8px 20px rgba(59, 130, 246, 0.3);
  }

  .level-hard.selected {
    box-shadow: 0 8px 20px rgba(139, 92, 246, 0.3);
  }

  /* Mobile responsive */
  @media (max-width: 900px) {
    .difficulties-levels {
      flex-direction: column;
      align-items: center;
    }

    .difficulties-level {
      width: 100%;
      max-width: 400px;
      margin-bottom: 20px;
    }

    .quiz-list {
      grid-template-columns: 1fr;
    }
  }
}