body{margin:0}.quiz-container{background-color:#f8f9fa;flex-direction:column;justify-content:flex-start;align-items:center;height:100vh;padding:2rem 1rem 8rem;font-family:Merriweather,serif;display:flex}.quiz-header{text-align:center;width:100%;max-width:600px;margin-bottom:1.5rem}.quiz-header h1{color:#333;margin:0;font-size:2rem;font-weight:700}.quiz-header h2{color:#555;margin:.5rem 0 0;font-size:1.25rem;font-weight:400}.image-wrapper{background-color:#fff;border:1px solid #dee2e6;width:100%;max-width:60vh;margin-bottom:1.5rem;box-shadow:0 4px 8px rgba(0,0,0,.05)}.sweep-image{image-rendering:pixelated;width:100%;height:auto;display:block}.image-placeholder{color:#6c757d;background-color:#e9ecef;justify-content:center;align-items:center;width:100%;max-height:400px;display:flex}.feedback-container{justify-content:center;align-items:center;height:2.5rem;display:flex}.feedback-message{text-align:center;font-size:1.2rem;font-weight:700}.controls-container{justify-content:center;gap:1rem;width:100%;max-width:600px;display:flex}.answer-button{cursor:pointer;color:#333;border:none;border-radius:8px;width:120px;padding:.75rem 1.5rem;font-family:Merriweather,serif;font-size:1.2rem;font-weight:700;transition:all .2s;box-shadow:0 2px 4px rgba(0,0,0,.1)}.answer-button:disabled{cursor:not-allowed;opacity:.6}.answer-button:not(:disabled):hover{transform:translateY(-2px);box-shadow:0 4px 8px rgba(0,0,0,.15)}.hard-btn{background-color:#f8d7da}.soft-btn{background-color:#cce5ff}.neutral-btn{background-color:#e2e3e5}.navigation-container{justify-content:center;gap:1rem;height:48px;margin-top:1rem;display:flex}.nav-button{cursor:pointer;border-radius:8px;padding:.6rem 1.5rem;font-family:Merriweather,serif;font-size:1.1rem;font-weight:700;transition:all .2s}.back-button{color:#6c757d;background-color:transparent;border:1px solid #6c757d;align-items:center}.back-button:hover{background-color:#f8f9fa}.correct-answer-label{color:#333;justify-content:center;align-items:center;width:100%;height:58px;font-size:1.5rem;display:flex}.quiz-footer{z-index:100;background-color:#fff;border-top:1px solid #dee2e6;justify-content:center;gap:20px;width:100%;padding:1rem;display:flex;position:fixed;bottom:0;left:0;box-shadow:0 -2px 10px rgba(0,0,0,.08)}.footer-button{cursor:pointer;color:#333;background-color:#f8f9fa;border:1px solid #ccc;border-radius:8px;padding:.6rem 1.2rem;font-family:Merriweather,serif;font-size:1rem;font-weight:700;text-decoration:none;transition:background-color .2s}.footer-button:hover{background-color:#e2e6ea}.stats-panel{z-index:110;background-color:#fff;border-top:2px solid #007bff;width:100%;max-height:90vh;padding:1.5rem 1.5rem 2rem;transition:transform .4s cubic-bezier(.4,0,.2,1);position:fixed;bottom:0;left:0;overflow-y:auto;transform:translateY(100%);box-shadow:0 -4px 15px rgba(0,0,0,.15)}.stats-panel.open{transform:translateY(0)}.stats-panel-content{text-align:center;max-width:700px;margin:0 auto}.stats-title{color:#212529;margin-bottom:1rem;font-size:1.8rem}.stats-summary{color:#495057;margin-bottom:1.5rem;font-size:1.1rem}.stats-matrix{border-collapse:collapse;width:100%;margin-bottom:1.5rem;font-size:1rem}.stats-matrix th,.stats-matrix td{text-align:center;border:1px solid #dee2e6;min-width:60px;padding:.75rem}.stats-matrix th{background-color:#f8f9fa;font-weight:700}.stats-matrix td{transition:background-color .3s}.close-stats-button{color:#fff;cursor:pointer;background-color:#007bff;border:none;border-radius:8px;padding:.75rem 1.5rem;font-family:Merriweather,serif;font-size:1.1rem;font-weight:700;transition:background-color .2s}.close-stats-button:hover{background-color:#0056b3}