.pva-shell{max-width:1536px;
    margin:24px auto 40px;
    padding:0 20px;
    color:#162346;
    font-family:Roboto,Arial,sans-serif;
    font-size:18px}
.pva-shell *{box-sizing:border-box}
.pva-card{background:#fff;
    border:1px solid #edf0f7;
    border-radius:20px;
    box-shadow:0 2px 8px #15366b03}
.pva-top{display:flex;
    align-items:center;
    gap:28px;
    padding:22px 26px;
    margin-bottom:24px;
    flex-wrap:wrap}
.pva-brand{display:flex;
    align-items:center;
    gap:22px;
    flex:1}
.pva-brand h1{color:#0044d9;
    font-size:36px;
    font-weight:700;
    margin:0}
.pva-brand p{margin:0;
    color:#344568;
    font-size:21px}
.pva-symbol{width:64px;
    height:64px;
    flex-shrink:0;
    background-image:url('/assets/images/voc/pva-symbol.webp');
    background-size:100% 100%;
    background-position:center}
.pva-timer{display:flex;
    align-items:center;
    gap:16px;
    border:1px solid #e7ebf4;
    border-radius:16px;
    padding:12px 22px}
.pva-timer i{font-size:34px;
    color:#0052ee}
.pva-timer span{display:block;
    font-size:14px}
.pva-timer strong{display:block;
    color:#0044d9;
    font-size:28px;
    font-variant-numeric:tabular-nums}
.pva-button{min-height:64px;
    border:1px solid #dfe5f0;
    border-radius:13px;
    background:#fff;
    color:#0048e7;
    display:flex;
    align-items:center;
    justify-content:center;
    gap:20px;
    font-size:22px;
    font-weight:500;
    padding:14px 20px;
    cursor:pointer;
    box-shadow:0 2px 4px #12346703}
.pva-button:hover{background:#f0f5ff}
.pva-button:disabled{opacity:.45;
    cursor:default}
.pva-button:focus-visible,.pva-list-button:focus-visible,.pva-page:focus-visible{outline:3px solid #80b6ff;
    outline-offset:3px}
.pva-expand{font-size:17px;
    min-height:60px;
    gap:12px}
.pva-details{flex-basis:100%;
    font-size:16px}
.pva-layout{display:grid;
    grid-template-columns:minmax(0,2.25fr) minmax(300px,1fr);
    gap:22px;
    align-items:start}
.pva-main{min-width:0}
.pva-progress{padding:30px 32px;
    display:flex;
    align-items:center;
    gap:26px;
    margin-bottom:22px;
    min-height:142px}
.pva-counter{color:#0044d9;
    flex-shrink:0;
    min-width:135px}
.pva-counter>span{display:block}
.pva-counter strong{font-size:34px;
    white-space:nowrap;
    font-weight:700}
.pva-progress nav{display:flex;
    gap:14px;
    align-items:center;
    justify-content:center;
    flex:1;
    border-left:1px solid #e8edf5;
    border-right:1px solid #e8edf5;
    padding:8px 22px;
    min-width:0}
.pva-page{border:0;
    background:#f0f2f5;
    border-radius:50%;
    width:56px;
    height:56px;
    flex-shrink:0;
    font-size:23px;
    color:#172346;
    cursor:pointer}
.pva-page.is-current{background:#0044d9;
    color:white;
    box-shadow:0 3px 8px #0044d91a}
.pva-ellipsis{padding:0 4px}
.pva-completion{min-width:140px;
    flex-shrink:0}
.pva-completion>div{display:flex;
    align-items:center;
    gap:15px}
.pva-completion strong{font-size:30px;
    color:#20b52c}
.pva-track{height:7px;
    width:110px;
    background:#e2e5eb;
    border-radius:10px;
    overflow:hidden}
.pva-track span{display:block;
    height:100%;
    min-width:7px;
    border-radius:10px;
    background:#20b52c}
.pva-questions{padding:8px 24px 0}
.pva-shell .u-subject,.pva-shell .u-chapter{display:block;
    margin:0;
    padding:0}
.pva-shell .question{display:none;
    margin:0;
    padding:26px 14px;
    border-bottom:1px solid #e7ebf3;
    min-height:110px;
    align-items:center;
    gap:24px}
.pva-shell .question.pva-visible{display:flex}
.pva-shell .question:last-of-type{border-bottom:0}
.pva-shell .question div{display:block}
.pva-shell .u-question{width:auto;
    flex:1;
    min-width:0}
.pva-shell .u-question ul{display:flex;
    align-items:center;
    gap:30px;
    list-style:none;
    padding:0;
    margin:0}
.pva-shell .u-question li:first-child{display:flex;
    align-items:center;
    justify-content:center;
    width:54px;
    height:56px;
    border-radius:12px;
    background:#e9f2ff;
    color:#0044d9;
    font-size:26px;
    font-weight:500;
    flex-shrink:0}
.pva-shell .u-question li:last-child{font-size:20px;
    line-height:1.6}
.pva-shell .u-question p{margin:0}
.pva-shell .u-answer{margin:0;
    flex-shrink:0}
.pva-shell .custom-control{padding-left:0;
    margin:0;
    min-height:32px}
.pva-shell .answer-label{display:flex;
    align-items:center;
    gap:20px;
    margin:0;
    cursor:pointer;
    font-size:21px;
    line-height:32px}
.pva-shell .custom-control-label:before,.pva-shell .custom-control-label:after{display:none}
.pva-shell .answer-label:before{display:block;
    position:static;
    content:'';
    width:32px;
    height:32px;
    border:2px solid #c4cbd8;
    border-radius:7px;
    background:white;
    flex-shrink:0}
.pva-shell .custom-control-input:checked~.answer-label:before{background:#0059ef;
    border-color:#0059ef;
    box-shadow:inset 0 0 0 5px white}
.pva-shell .custom-control-input:focus~.answer-label:before{outline:3px solid #a8ceff;
    outline-offset:2px}
.pva-question-list{text-align:right;
    padding:10px 14px 6px}
.pva-list-button{border:0;
    background:none;
    color:#0063ff;
    font-size:18px;
    padding:12px;
    cursor:pointer}
.pva-list-button i{margin-right:12px}
.pva-answer-grid{text-align:left;
    padding:10px 0}
.pva-shell .answer-select{background:#f0f4fc;
    color:#18386c;
    border:1px solid #e1e7f3;
    width:48px!important;
    border-radius:10px;
    margin:4px;
    min-height:40px}
.pva-shell .answer-select.answered-voc{background:#e3f5e7!important;
    border-color:#91d7a4!important;
    color:#207335}
.pva-shell .answer-select.pva-active{box-shadow:0 0 0 2px #0058ef}
.pva-guide{padding:8px;
    overflow:hidden;
    background:linear-gradient(#f3f7ff,#fff 42%)}
.pva-guide-image{width:100%;
    aspect-ratio:428/222;
    background-image:url('/assets/images/voc/pva-guide.webp');
    background-size:100% 100%;
    background-position:center;
    border-radius:12px}
.pva-guide-body{padding:30px 12px 10px}
.pva-guide h2{font-size:25px;
    font-weight:700;
    color:#0044d9;
    margin:0 0 18px}
.pva-guide p{line-height:1.65;
    font-size:18px;
    margin:0 0 24px}
.pva-note{display:flex;
    gap:20px;
    background:#f2f6ff;
    border-radius:15px;
    padding:22px;
    margin:32px 0 20px}
.pva-note i{font-size:35px;
    color:#0070ff;
    margin-top:2px}
.pva-note h3{color:#0053ea;
    font-size:19px;
    font-weight:700;
    margin:0 0 10px}
.pva-note p{font-size:16px;
    margin:0 0 10px}
.pva-note span{font-size:15px;
    color:#0044d9;
    font-weight:500}
.pva-guide-details{font-size:15px;
    margin:18px 2px;
    color:#35466b}
.pva-guide-details summary{cursor:pointer;
    color:#0051da}
.pva-guide-details div{padding-top:14px}
.pva-guide-details p{font-size:15px}
.pva-motto{display:flex;
    align-items:center;
    gap:20px;
    background:#f2ebff;
    border-radius:15px;
    color:#5414d5;
    padding:22px}
.pva-motto i{font-size:45px}
.pva-motto strong{font-size:19px;
    line-height:1.6}
.pva-motto>span{margin-left:auto;
    font-size:40px;
    color:#ad74f6}
.pva-actions{display:grid;
    grid-template-columns:1fr 1fr 1.25fr;
    gap:16px;
    margin-top:28px}
.pva-primary{background:#0066ff;
    border-color:#0066ff;
    color:#fff}
.pva-primary:hover{background:#0052dc;
    color:#fff}
.pva-save-status{min-height:24px;
    color:#b22b2b;
    font-size:14px;
    margin:8px 0 0;
    text-align:center}

@media(min-width:1000px) and (max-width:1350px){.pva-progress{padding:24px 18px;
    gap:14px}
.pva-counter{min-width:110px}
.pva-counter strong{font-size:28px}
.pva-progress nav{gap:8px;
    padding:8px 12px}
.pva-page{width:42px;
    height:42px;
    font-size:19px}
.pva-completion{min-width:105px}
.pva-track{width:60px}
.pva-shell .u-question ul{gap:20px}
.pva-shell .u-question li:last-child{font-size:18px}
}

@media(max-width:999px){.pva-layout{grid-template-columns:1fr}
.pva-guide{display:grid;
    grid-template-columns:minmax(180px,1fr) 2fr;
    align-items:start}
.pva-guide-body{padding:20px}
.pva-guide-image{margin-top:12px}
.pva-progress{gap:20px;
    padding:24px}
.pva-page{width:44px;
    height:44px}
.pva-progress nav{gap:10px;
    padding:6px 12px}
.pva-completion{min-width:110px}
.pva-track{width:70px}
}

@media(max-width:600px){.pva-shell{padding:0 12px;
    margin-top:16px;
    font-size:16px}
.pva-top{padding:18px 16px;
    gap:16px;
    border-radius:16px}
.pva-brand{flex-basis:100%;
    gap:14px}
.pva-brand h1{font-size:28px}
.pva-brand p{font-size:16px}
.pva-symbol{width:64px}
.pva-timer{padding:8px 12px;
    gap:10px;
    flex:1}
.pva-timer strong{font-size:24px}
.pva-timer i{font-size:27px}
.pva-expand{font-size:14px;
    padding:12px;
    min-height:58px;
    gap:8px}
.pva-progress{flex-wrap:wrap;
    padding:18px 16px;
    gap:14px;
    min-height:0}
.pva-counter{min-width:0;
    flex:1}
.pva-counter strong{font-size:28px}
.pva-completion{order:1}
.pva-progress nav{order:2;
    flex-basis:100%;
    border:0;
    border-top:1px solid #e8edf5;
    padding:14px 0 0;
    gap:12px}
.pva-page{width:42px;
    height:42px;
    font-size:18px}
.pva-questions{padding:4px 12px 0}
.pva-shell .question{padding:20px 0;
    gap:12px}
.pva-shell .u-question ul{gap:12px;
    align-items:flex-start}
.pva-shell .u-question li:first-child{width:36px;
    height:40px;
    font-size:19px;
    border-radius:9px}
.pva-shell .u-question li:last-child{font-size:16px;
    line-height:1.6}
.pva-shell .answer-label{gap:7px;
    font-size:16px}
.pva-shell .answer-label:before{width:25px;
    height:25px}
.pva-question-list{padding:6px 0}
.pva-list-button{font-size:16px}
.pva-guide{display:block}
.pva-guide-image{margin:0}
.pva-guide-body{padding:20px 12px 10px}
.pva-guide h2{font-size:22px}
.pva-guide p{font-size:16px}
.pva-note{margin-top:22px}
.pva-actions{grid-template-columns:1fr 1fr;
    gap:10px;
    margin-top:18px}
.pva-button{font-size:17px;
    gap:10px;
    min-height:56px;
    padding:12px}
.pva-actions .pva-primary{grid-column:1/-1}
.pva-motto strong{font-size:18px}
}


@media(max-width:600px){.pva-progress nav{gap:6px}
.pva-page{width:clamp(30px,8vw,42px);
    height:clamp(30px,8vw,42px)}
.pva-ellipsis{padding:0}
}


.pva-shell .u-subject,.pva-shell .u-chapter{max-height:none;
    overflow:visible;
    width:100%;
    float:none;
    left:auto;
    right:auto}
.pva-shell .custom-control-label{white-space:nowrap}


/* Exam metadata within the expandable PVA header. */
.pva-details {
    width: 100%;
}
.pva-detail-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
    padding-top: 20px;
    border-top: 1px solid #e8edf5;
}
.pva-detail-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 16px 20px;
    border: 1px solid #e9eff9;
    border-radius: 14px;
    background: #f7faff;
}
.pva-detail-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: #e7f0ff;
    color: #0054e8;
    font-size: 21px;
}
.pva-detail-label {
    display: block;
    margin-bottom: 4px;
    color: #647391;
    font-size: 14px;
}
.pva-detail-item strong {
    display: block;
    color: #20365d;
    font-size: 18px;
    font-weight: 500;
    line-height: 1.5;
    font-variant-numeric: tabular-nums;
}
.pva-detail-unit {
    font-size: 16px;
    font-weight: 400;
}
.pva-revise-link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    margin-top: 16px;
    color: #0054e8;
}
@media (max-width: 600px) {
    .pva-detail-grid {
        grid-template-columns: 1fr;
        gap: 10px;
        padding-top: 16px;
    }
    .pva-detail-item {
        padding: 14px;
    }
    .pva-detail-item strong {
        font-size: 16px;
    }
}

.pva-limit-modal .modal-content {
    border: 1px solid #e7edf8;
    border-radius: 22px;
    box-shadow: 0 24px 80px #15366b26;
    font-family: Roboto, Arial, sans-serif;
}
.pva-limit-modal .modal-body {
    padding: 36px 32px 28px;
    text-align: center;
    color: #253b60;
}
.pva-limit-close {
    position: absolute;
    top: 10px;
    right: 14px;
    background: none;
    border: 0;
    color: #8592a9;
    font-size: 30px;
    cursor: pointer;
}
.pva-limit-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 70px;
    height: 70px;
    margin: 0 auto 22px;
    border-radius: 22px;
    background: #eaf2ff;
    color: #005aee;
    font-size: 34px;
}
.pva-limit-modal h2 {
    margin: 0 0 14px;
    color: #0044d9;
    font-size: 24px;
    font-weight: 700;
    line-height: 1.4;
}
.pva-limit-modal p {
    margin: 0 0 26px;
    font-size: 17px;
    line-height: 1.75;
}
.pva-limit-modal .pva-button {
    width: 100%;
    min-height: 52px;
    font-size: 18px;
}
@media (max-width: 600px) {
    .pva-limit-modal .modal-dialog { margin: 18px; }
    .pva-limit-modal .modal-body { padding: 32px 22px 24px; }
    .pva-limit-modal h2 { font-size: 21px; }
    .pva-limit-modal p { font-size: 16px; }
}