:root{--acpbr-primary: #005566;--acpbr-secondary: #007A8A;--acpbr-text-dark: #57575c;--acpbr-text-light: #FFFFFF;--acpbr-grey-light: #e5e5e5;--acpbr-background: #FFFFFF;--acpbr-error: #D32F2F;--acpbr-success: #388E3C;--acpbr-green-background: #007e66}#acpbrr{font-family:Open Sans,Helvetica Neue,Inter,sans-serif;color:var(--acpbr-text-dark);background-color:var(--acpbr-background);margin:0;padding:0;line-height:1.5}#acpbrr h1,#acpbrr h2,#acpbrr h3,#acpbrr h4{color:var(--acpbr-text-dark);font-weight:400;margin-top:0}#acpbrr button{cursor:pointer;border:none;border-radius:4px;font-family:inherit;transition:all .2s}#acpbrr button:disabled{cursor:not-allowed;opacity:.5}#acpbrr .btn-primary{background-color:var(--acpbr-primary);color:var(--acpbr-text-light);padding:12px 24px;font-weight:600;font-size:1rem}#acpbrr .btn-primary:hover{background-color:var(--acpbr-secondary);transform:translateY(-1px)}#acpbrr .btn-secondary{background-color:transparent;color:var(--acpbr-primary);border:2px solid var(--acpbr-primary);padding:10px 22px;font-weight:600}#acpbrr .btn-secondary:hover{background-color:#0055660d}#acpbrr .btn-link{background-color:transparent;color:var(--acpbr-text-dark);text-decoration:underline;padding:0;border:none;font-weight:400;text-align:left}#acpbrr .btn-link:hover{color:#aaa;text-decoration:none;background-color:transparent;transform:none}#acpbrr .btn-secondary.selected{background-color:var(--acpbr-primary);color:var(--acpbr-text-light)}#acpbrr .btn-sm{padding:8px 16px;font-size:.875rem}#acpbrr .button-row{display:flex;gap:10px;justify-content:right}#acpbrr .container{max-width:1000px;margin:0 auto;padding:2rem}#acpbrr .quiz-container{position:relative}#acpbrr ul.choices{list-style-type:none;padding:0;margin:0}#acpbrr ul.choices li{position:relative;padding-left:1.5rem}#acpbrr ul.choices li.correct{font-weight:700}#acpbrr ul.choices li.correct:before{content:"✔";position:absolute;color:green;left:0;top:0}#acpbrr ul.choices li.incorrect:before{content:"❌";position:absolute;font-size:.667em;left:0;top:50%;transform:translateY(-50%)}#acpbrr .loading-pane{position:absolute;top:0;left:0;width:100%;height:100%;background-color:#00000040;display:flex;justify-content:center;align-items:center;flex-direction:column;flex-wrap:wrap;z-index:1000}#acpbrr .loading-spinner{border:4px solid #f3f3f3;border-top:4px solid #71b1dc;border-radius:50%;width:25px;height:25px;animation:spin 1s linear infinite}#acpbrr .loading-pane p{color:#f3f3f3;font-size:1.1rem;padding:0 1rem}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.d-flex{display:flex}.flex-column{flex-direction:column}.gap-1{gap:1rem}.gap-10px{gap:10px}.gap-15px{gap:15px}.justify-space-between{justify-content:space-between}.justify-center{justify-content:center}.justify-end{justify-content:end}.align-center{align-items:center}.align-right{align-items:right}.flex-wrap{flex-wrap:wrap}.text-center{text-align:center}.text-left{text-align:left}.text-right{text-align:right}.text-muted{color:#666}.fs-0-8{font-size:.8rem}.fs-1-1{font-size:1.1rem}.fs-1-2{font-size:1.2rem}.fs-1-5{font-size:1.5rem}.fs-1-8{font-size:1.8rem}.fs-2{font-size:2rem}.fs-3{font-size:3rem}.fw-bold{font-weight:700}.fw-600{font-weight:600}.fw-400{font-weight:400}.fw-300{font-weight:300}.lh-1-4{line-height:1.4}.font-inherit{font-family:inherit}.m-0{margin:0}.p-0{padding:0}.mb-0{margin-bottom:0}.mb-1{margin-bottom:1rem}.mb-1-5{margin-bottom:1.5rem}.mb-2{margin-bottom:2rem}.mt-1{margin-top:1rem}.mt-n2-5{margin-top:-2.5rem}.pt-1{padding-top:1rem}.pb-1{padding-bottom:1rem}.p-1{padding:1rem}.p-15px{padding:15px}.position-relative{position:relative}.position-absolute{position:absolute}.right-1em{right:1em}.w-100{width:100%}.box-sizing-border-box{box-sizing:border-box}#acpbrr .bg-success{background-color:var(--acpbr-success)}#acpbrr .bg-secondary{background-color:var(--acpbr-secondary)}#acpbrr .bg-transparent{background-color:transparent}#acpbrr .color-green{color:green}#acpbrr .color-red{color:red}.rounded-4{border-radius:4px}#acpbrr .border-1-solid-ccc{border:1px solid #ccc}#acpbrr .form-label{font-weight:700}#acpbrr .exam-header{display:flex;justify-content:space-between;flex-wrap:wrap;align-items:center;margin-bottom:2rem;padding-bottom:1rem;border-bottom:1px solid #ccc}#acpbrr .exam-footer{display:flex;justify-content:space-between;align-items:center;margin-top:2rem;padding-top:1rem;border-top:1px solid #ccc}#acpbrr .difficulty-filter{margin-bottom:2rem;padding:1rem;background-color:#f5f5f5;border-radius:8px}#acpbrr .difficulty-filter-controls{display:flex;gap:1rem;align-items:center;flex-wrap:wrap}#acpbrr .feedback-card{margin-top:2rem;padding:1.5rem;border-radius:8px;border-left:5px solid transparent}#acpbrr .feedback-card h3{font-weight:600}#acpbrr .feedback-card section p{margin-top:0}#acpbrr .feedback-card table{border-collapse:collapse;margin-bottom:1rem}#acpbrr .feedback-card table tr{border-left:1px solid #666}#acpbrr .feedback-card table td,#acpbrr .feedback-card table th{border:1px solid #666;border-left:none;padding:1rem}#acpbrr .feedback-card.correct{background-color:#e8f5e9;border-left-color:var(--acpbr-success)}#acpbrr .feedback-card.incorrect{background-color:#ffebee;border-left-color:var(--acpbr-error)}#acpbrr .feedback-content-box{margin-bottom:1.5rem;padding:15px;background-color:#fff9;border-radius:4px}#acpbrr .feedback-content-box p:last-child{margin-bottom:0}#acpbrr .feedback-card.error{background-color:#ffebee;padding:15px;border-left-color:var(--acpbr-error)}#acpbrr .quiz-end-message{padding:2rem;text-align:center;color:#666}#acpbrr .multiple-choice-option{text-align:left;padding:16px;border:1px solid #ddd;background-color:#fff;color:var(--acpbr-text-dark);font-size:1rem;font-weight:500;border-radius:8px;transition:all .2s ease;cursor:pointer}#acpbrr .multiple-choice-option:hover{background-color:#f0f4f5;border-color:var(--acpbr-primary)}#acpbrr .multiple-choice-option.selected{background-color:var(--acpbr-secondary);color:#fff;border-color:var(--acpbr-primary)}#acpbrr .multiple-choice-option.selected:hover{background-color:var(--acpbr-secondary);border-color:var(--acpbr-primary)}#acpbrr .list-unstyled{list-style-type:none;padding-left:0}#acpbrr .exam-list{margin-top:1rem}#acpbrr .exam-item{margin-bottom:2rem}#acpbrr .session-list{list-style-type:circle;padding-left:2rem;margin:0}#acpbrr .results-gauge-container{position:relative;width:200px;height:200px;display:flex;align-items:center;justify-content:center}#acpbrr .results-gauge{transform:rotate(-90deg);width:100%;height:100%}#acpbrr .gauge-background{fill:none;stroke:#ecde61;stroke-width:12}#acpbrr .gauge-foreground{fill:none;stroke:var(--acpbr-success);stroke-width:12;stroke-linecap:none;transition:stroke-dashoffset 1s ease-in-out}#acpbrr .gauge-text{position:absolute;display:flex;flex-direction:column;align-items:center;justify-content:center}#acpbrr .gauge-percentage{font-size:1.25rem;font-weight:700;color:var(--acpbr-text-dark)}#acpbrr .results-score-count{font-size:1.2rem}#acpbrr .results-accordion{margin-top:2rem;border-top:1px solid #eee;padding-top:1rem}#acpbrr .accordion-header{width:100%;display:flex;align-items:center;gap:.6rem;background:none;border:none;padding:1rem 0;font-size:1.2rem;font-weight:400;color:var(--acpbr-text-dark);cursor:pointer}#acpbrr .accordion-header:hover{color:var(--acpbr-secondary)}#acpbrr .accordion-icon{display:inline-block;transition:transform .3s ease;font-size:.8em}.accordion-icon.open{transform:rotate(90deg)}#acpbrr .accordion-content{max-height:0;overflow:hidden;transition:max-height .3s ease-in-out,opacity .3s ease-in-out;opacity:0}#acpbrr .accordion-content.show{max-height:5000px;opacity:1}#acpbrr .card{background-color:#fff;box-shadow:0 1px 3px #0000;border:1px solid #ccc;padding:1.5rem;transition:transform .2s ease,box-shadow .2s ease}#acpbrr .exam-card{padding:1.5rem;background-color:#f5f5f5;border:2px solid var(--acpbr-primary);border-radius:4px}#acpbrr .result-card{border-left:12px solid #ccc}#acpbrr .correct-card{border-left-color:var(--acpbr-success)}#acpbrr .incorrect-card{border-left-color:var(--acpbr-error)}#acpbrr .result-card-question{font-size:1.1rem;margin-bottom:1rem;color:var(--acpbr-primary)}#acpbrr .result-card-details{display:flex;flex-direction:column;gap:.5rem}#acpbrr .result-detail{display:flex;gap:.5rem;align-items:baseline}#acpbrr .detail-label{font-weight:600;color:#555;min-width:120px}#acpbrr .detail-value{color:var(--acpbr-text-dark)}#acpbrr .icon-correct{color:var(--acpbr-success);margin-left:4px}#acpbrr .icon-incorrect{color:var(--acpbr-error);margin-left:4px}@media(min-width:600px){#acpbrr .result-card-details{flex-wrap:wrap;flex-direction:row}#acpbrr .result-detail{flex:1 1 45%}}#acpbrr .leaderboard-container{margin-top:3rem;background-color:#fff;border-radius:8px;box-shadow:0 4px 6px #0000000d;padding:1.5rem;border:1px solid #eee}#acpbrr .table-responsive{width:100%;overflow-x:auto}#acpbrr .leaderboard-table{width:100%;border-collapse:collapse;margin-bottom:1rem;text-align:left}#acpbrr .leaderboard-table tr{border-left:12px solid var(--acpbr-success);border-right:2px solid #ddd}#acpbrr .leaderboard-table thead tr{border-top:2px solid #ddd}#acpbrr .leaderboard-table tr.bg-secondary{background-color:#f0f4f5;font-weight:700}#acpbrr .leaderboard-th{background-color:#f8f9fa;color:var(--acpbr-primary);font-weight:600;padding:12px 16px;border-bottom:2px solid #ddd}#acpbrr .leaderboard-td{padding:12px 16px;color:var(--acpbr-text-dark);border-bottom:1px solid #eee}#acpbrr .leaderboard-table tr:last-child{border-bottom:2px solid #ddd}#acpbrr .leaderboard-table tbody tr:hover{background-color:#f9fcfe}#acpbrr .pagination-controls{margin-top:1.5rem;font-size:.9rem}#acpbrr .pagination-btn{padding:6px 12px}#acpbrr .pagination-btn:disabled{opacity:.5;cursor:not-allowed;border-color:#ccc;color:#ccc}