:root {
    /* --gradient: radial-gradient(ellipse farthest-corner at right bottom, #FEDB37 0%, #FDB931 8%, #9f7928 30%, #8A6E2F 40%, transparent 80%),
    radial-gradient(ellipse farthest-corner at left top, #FFFFFF 0%, #FFFFAC 8%, #D1B464 25%, #5d4a1f 62.5%, #5d4a1f 100%); */
    --gradient: #d1cfcf;
    --select-border: #777;
    --select-focus: blue;
    --select-arrow: var(--select-border);
    --main-color: #232946;
    --secondary-color: #fffffe;
    --tertiary-color: #d1cfcf;
    --highlight-color: #eebbc3;
    --stroke-color: #121629;
    --stroke-light-color: #292d43d3;
  }
        
        .container {
            max-width: 800px;
            margin: 0 auto;
            text-align: center;
        }
        
        h1 {
            color: #2c3e50;
        }
        
        .launch-btn {
            background-color: #3498db;
            color: white;
            border: none;
            padding: 12px 24px;
            font-size: 16px;
            border-radius: 5px;
            cursor: pointer;
            margin-top: 20px;
            transition: background-color 0.3s;
        }
        
        .launch-btn:hover {
            background-color: #2980b9;
        }
        
        .modal-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(0, 0, 0, 0.7);
            z-index: 100;
        }
        
        .modal {
            position: fixed;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            background-color: white;
            width: 95%;
            max-width: 700px;
            max-height: 90vh;
            border-radius: 8px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
            z-index: 101;
            display: flex;
            flex-direction: column;
        }
        
        .modal-header {
            padding: 2px;
            background-color: var(--main-color);;
            color: white;
            border-top-left-radius: 8px;
            border-top-right-radius: 8px;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        
        .modal-title {
            margin: 0;
            font-size: 20px;
        }
        
        .close-btn {
            background: none;
            border: none;
            color: white;
            font-size: 24px;
            cursor: pointer;
        }
        
        .modal-body {
            padding: 20px;
            overflow-y: auto;
        }
        
        .question-container {
            background-color: #f9f9f9;
            padding: 15px;
            border-radius: 5px;
            margin-bottom: 20px;
            text-align: left;
            border-left: 5px solid #3498db;
        }
        
        .question {
            font-weight: bold;
            margin-bottom: 15px;
            font-size: 14px;
        }
        
        .options {
            display: grid;
            grid-template-columns: 1fr;
            gap: 10px;
        }
        
        .option {
            padding: 10px 15px;
            background-color: #ffffff;
            border: 1px solid #ddd;
            border-radius: 5px;
            cursor: pointer;
            transition: all 0.2s;
            display: flex;
            align-items: center;
        }
        
        .option:hover:not(.selected) {
            background-color: #f0f0f0;
        }
        
        .option.selected {
            pointer-events: none;
        }
        
        .option.correct {
            background-color: #d4edda;
            border-color: #c3e6cb;
            color: #155724;
        }
        
        .option.incorrect {
            background-color: #f8d7da;
            border-color: #f5c6cb;
            color: #721c24;
        }
        
        .option-label {
            font-weight: bold;
            margin-right: 10px;
            display: inline-block;
            width: 20px;
        }
        
        .score-container {
            background-color: #e9f7fe;
            padding: 0.5px;
            border-radius: 5px;
            margin-bottom: 5px;
            text-align: center;
        }
        
        .score {
            font-size: 15px;
            font-weight: bold;
            color: #2c3e50;
        }
        
        .modal-footer {
            padding: 15px 20px;
            background-color: #f9f9f9;
            border-top: 1px solid #eee;
            display: flex;
            justify-content: space-between;
            border-bottom-left-radius: 8px;
            border-bottom-right-radius: 8px;
        }
        
        .reset-btn {
            background-color: #e74c3c;
            color: white;
            border: none;
            padding: 8px 16px;
            font-size: 16px;
            border-radius: 5px;
            cursor: pointer;
            transition: background-color 0.3s;
        }
        
        .reset-btn:hover {
            background-color: #c0392b;
        }
        
        .exit-btn {
            background-color: #7f8c8d;
            color: white;
            border: none;
            padding: 8px 16px;
            font-size: 16px;
            border-radius: 5px;
            cursor: pointer;
            transition: background-color 0.3s;
        }
        
        .exit-btn:hover {
            background-color: #636e72;
        }