.simulateur-container{background:#fff;border:1px solid #e0e0e0;border-radius:8px;padding:30px;margin:20px 0;box-shadow:0 2px 4px rgba(0,0,0,.1)}.simulateur-container h3{color:#2c3e50;margin-top:0;margin-bottom:20px;font-size:24px}.simulateur-exemple{background:#f8f9fa;border-left:4px solid #3498db;padding:15px;margin-bottom:25px;border-radius:4px}.simulateur-exemple h4{margin-top:0;color:#2c3e50;font-size:16px}.simulateur-exemple p{margin:10px 0 0;color:#555}.simulateur-form{margin:20px 0}.form-group{margin-bottom:20px}.form-group label{display:block;font-weight:600;color:#2c3e50;margin-bottom:8px}.form-group input,.form-group select{width:100%;padding:12px;border:1px solid #ddd;border-radius:4px;font-size:16px;box-sizing:border-box;transition:border-color .3s}.form-group input:focus,.form-group select:focus{outline:none;border-color:#3498db}.form-group small{display:block;margin-top:5px;color:#666;font-size:14px}.btn-submit{background:#3498db;color:#fff;padding:12px 30px;border:none;border-radius:4px;font-size:16px;font-weight:600;cursor:pointer;transition:background .3s;width:100%}.btn-submit:hover{background:#2980b9}.btn-submit:disabled,.btn-submit.loading{background:#95a5a6;cursor:not-allowed}.simulateur-loading{text-align:center;padding:20px;color:#666}.simulateur-resultat{margin-top:30px;padding-top:30px;border-top:2px solid #e0e0e0}.simulateur-resultat h4{color:#27ae60;margin-bottom:15px}.resultat-content{background:#e8f5e9;border-left:4px solid #27ae60;padding:20px;border-radius:4px}.resultat-content p{margin:0 0 15px;line-height:1.6}.resultat-content strong{color:#27ae60;font-size:18px}.resultat-erreur{background:#ffebee;border-left:4px solid #e74c3c;padding:20px;border-radius:4px;color:#c0392b}@media (max-width:768px){.simulateur-container{padding:20px}.simulateur-container h3{font-size:20px}}