/* All app styles are scoped. Theme chrome is hidden only on the app page when enabled. */
.vl247{--ink:#15233f;--muted:#63738d;--blue:#355cff;--violet:#7448e8;--line:#e4eaf5;--canvas:#f6f8fd;--green:#0a865f;color:var(--ink);font:16px/1.65 -apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;background:white;isolation:isolate;text-align:left}
.vl247 *{box-sizing:border-box}
.vl247 [hidden]{display:none!important}
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.vl247 h3{font-size:18px;line-height:1.45;font-weight:700}
.vl247 p{color:var(--muted)}
.vl247 a{color:var(--blue);text-decoration:none}
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.vl247 button{cursor:pointer}
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.vl247 .v-band:hover{transform:translateY(-4px);box-shadow:0 12px 26px #273d9010}
.vl247 .v-band-1{background:#f2f9f8;border-color:#dcefe9}.vl247 .v-band-2{background:#f8f4fe;border-color:#ebe2fa}.vl247 .v-band-3{background:#fff8f1;border-color:#f5e9db}
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.vl247 .v-band p{font-size:11px;line-height:1.75;min-height:39px}
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.vl247 .v-lesson-card p{font-size:11px;margin-bottom:18px}
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.vl247 .v-dialog h2{margin:13px 0 18px;font-size:24px}
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.vl247 .v-ai-review .error{color:#a44343}
.vl247 .v-topic-row{padding-top:18px}
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.vl247 .v-topic-row .v-link{font-size:10px}
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.vl247 .v-review-item summary{cursor:pointer;display:flex;justify-content:space-between;gap:14px;padding:19px 21px;font-size:14px;background:#fafbfe}
.vl247 .v-review-item.correct summary>span{color:#27845c}
.vl247 .v-review-item.incorrect summary>span{color:#ac6a31}
.vl247 .v-review-body{padding:24px;font-size:14px}
.vl247 .v-review-body h3{margin-bottom:22px;white-space:pre-wrap}
.vl247 .v-review-body p{margin:12px 0;white-space:pre-wrap}
.vl247 .v-correct-answer{color:#1f7757!important}
.vl247 .v-explanation{padding:16px 20px;background:#f1f7f5;border-radius:10px;margin-top:23px}
.vl247 .v-tf-review{padding:10px 0}
.vl247 .v-sr{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.vl247 .v-loading{text-align:center;padding:65px 20px}
/* Scoped Divi layout adaptation. Does not affect unrelated pages. */
body.vl247-page:not(.et-fb) #main-content .container{width:100%;max-width:none;padding-top:0}
body.vl247-page:not(.et-fb) #main-content .container:before{display:none}
body.vl247-page:not(.et-fb) #left-area{width:100%;padding:0}
body.vl247-page:not(.et-fb) .et_pb_section{padding:0}
body.vl247-page:not(.et-fb) .et_pb_row{width:100%;max-width:none;padding:0}
body.vl247-page:not(.et-fb) .et_pb_column{margin:0}
body.vl247-page:not(.et-fb) .et_pb_code{margin:0}
body.vl247-standalone:not(.et-fb) #main-header,body.vl247-standalone:not(.et-fb) #top-header,body.vl247-standalone:not(.et-fb) #main-footer,body.vl247-standalone:not(.et-fb) .et-l--header,body.vl247-standalone:not(.et-fb) .et-l--footer,body.vl247-standalone:not(.et-fb) #sidebar{display:none!important}
body.vl247-standalone:not(.et-fb) #page-container{padding-top:0!important}
@media(min-width:1000px){.vl247 .v-exam-session~.v-footer{margin-top:30px}}
@media(max-width:1100px){
 .vl247 .v-shell{padding:0 26px}.vl247 .v-header{gap:16px}.vl247 .v-navlink{padding:9px;font-size:12px}.vl247 .v-brand{font-size:19px}.vl247 .v-username{display:none}
 .vl247 .v-hero{padding:30px 25px;gap:14px}.vl247 .v-hero h1{font-size:40px}.vl247 .v-orbit{width:280px}
 .vl247 .v-band>strong{font-size:28px}.vl247 .v-band{padding:18px 15px}.vl247 .v-band-bottom{font-size:9px}
 .vl247 .v-lesson-grid{grid-template-columns:repeat(2,1fr)}.vl247 .v-exam-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:760px){
 .vl247{font-size:15px}.vl247 .v-shell{padding:0 18px}.vl247 .v-header{padding:18px 0 8px;flex-wrap:wrap;min-height:100px;gap:15px}.vl247 .v-brand{flex:1}.vl247 .v-brand small{font-size:7px}
 .vl247 .v-account{gap:9px}.vl247 .v-account .v-btn{padding:9px 13px;font-size:12px;min-height:39px}.vl247 .v-nav{order:3;flex-basis:100%;justify-content:space-between;padding-top:6px}.vl247 .v-navlink{flex:1;min-height:42px}
 .vl247 .v-hero{grid-template-columns:1fr;margin:15px -6px 0;padding:28px 22px 21px;gap:10px;min-height:0}.vl247 .v-hero h1{font-size:37px;letter-spacing:-1.3px}.vl247 .v-hero p{font-size:14px}
 .vl247 .v-hero-art{height:280px;max-width:460px;width:100%;margin:auto}.vl247 .v-nucleus{width:115px;height:115px;font-size:60px}.vl247 .v-orbit{width:260px;height:110px}.vl247 .v-art-card{left:0;padding:13px}.vl247 .formula-a{top:15px}.vl247 .formula-b{top:60px}.vl247 .v-formula b{font-size:18px}.vl247 .v-hero-checks{gap:10px;font-size:10px}
 .vl247 .v-profile{grid-template-columns:1fr}.vl247 .v-section{padding:30px 0}.vl247 h1{font-size:29px;letter-spacing:-.7px}.vl247 h2{font-size:23px}
 .vl247 .v-metrics{grid-template-columns:repeat(2,1fr);gap:10px}.vl247 .v-metrics>div{padding:12px 15px}.vl247 .v-metrics strong{font-size:25px}
 .vl247 .v-section-title{display:block;margin-bottom:20px}.vl247 .v-section-title>p{margin-top:10px}
 .vl247 .v-bands{grid-template-columns:repeat(2,1fr);gap:11px}.vl247 .v-band>strong{font-size:28px}.vl247 .v-band-bottom{display:block;font-size:10px}.vl247 .v-band-bottom>span{display:block;margin-top:3px}.vl247 .v-band-top{font-size:11px}.vl247 .v-band p{min-height:58px}
 .vl247 .v-lesson-grid{gap:11px}.vl247 .v-lesson-card{padding:18px 14px}.vl247 .v-lesson-card h3{font-size:15px;min-height:64px}.vl247 .v-lesson-card p{font-size:10px}
 .vl247 .v-ai-intro{grid-template-columns:1fr;gap:20px;padding:28px 22px;margin-bottom:30px}.vl247 .v-ai-intro h2{font-size:29px}
 .vl247 .v-footer{display:block;padding:23px 0}.vl247 .v-footer>span{display:block}.vl247 .v-footer>span:last-child{text-align:left;margin-top:18px}
 .vl247 .v-exam-grid{grid-template-columns:1fr;gap:19px}.vl247 .v-exam-card-body{padding:22px}.vl247 .v-exam-art{height:120px}
 .vl247 .v-tab{padding:8px 11px;font-size:12px}.vl247 .v-tabs{gap:6px}.vl247 .v-session-grid{grid-template-columns:1fr;gap:18px}.vl247 .v-session-top h1{font-size:19px}.vl247 .v-clock{min-width:96px;padding:10px}.vl247 .v-clock strong{font-size:25px}.vl247 .v-clock small{font-size:8px}
 .vl247 .v-question-card{padding:20px 16px}.vl247 .v-question-card h2{font-size:18px;line-height:1.75}.vl247 .v-question-top{font-size:10px;gap:8px}.vl247 .v-option{padding:13px 10px;font-size:14px}.vl247 .v-question-bottom{gap:9px;flex-wrap:wrap}.vl247 .v-question-bottom .v-btn{font-size:12px;padding:12px}.vl247 .v-question-bottom .v-link{font-size:11px}
 .vl247 .v-answer-panel{position:static;padding:22px}.vl247 .v-question-nav{grid-template-columns:repeat(7,1fr)}.vl247 .v-qnum{min-height:39px;font-size:10px}
 .vl247 .v-tf>div{display:block}.vl247 .v-tf>div>div{margin-top:11px;justify-content:flex-end}.vl247 .v-tf label{padding:9px 17px}
 .vl247 .v-dialog{padding:24px}.vl247 .v-result-head{display:block}.vl247 .v-score{font-size:44px;margin-top:20px;padding:20px}.vl247 .v-result-stats{gap:8px}.vl247 .v-result-stats>div{padding:13px 9px}.vl247 .v-result-stats small{font-size:9px}.vl247 .v-result-stats b{font-size:17px}.vl247 .v-feedback-grid{grid-template-columns:1fr}
 .vl247 .v-topic-summary,.vl247 .v-ai-review{padding:22px}.vl247 .v-review-item summary{padding:16px 12px;font-size:12px}.vl247 .v-review-body{padding:18px 15px}.vl247 .v-review-item summary b{white-space:nowrap}
 .vl247 .v-history article{gap:12px;flex-wrap:wrap}.vl247 .v-history article>div{flex-basis:70%}.vl247 .v-history article strong{font-size:22px}.vl247 .v-history h3{font-size:16px}
}
@media(prefers-reduced-motion:reduce){.vl247 *{scroll-behavior:auto!important;transition:none!important}}