:root{--exam-navy:#102a43;--exam-blue:#1f5f8b;--exam-gold:#d38b24;--exam-line:#dce3e8;--exam-bg:#f3f5f7;--exam-green:#16734a;--exam-red:#b42318;--exam-purple:#6941c6}
.exam-app{min-height:calc(100vh - 150px);background:var(--exam-bg);color:#17212b}.exam-grid{display:grid;grid-template-columns:minmax(0,1fr) 330px;max-width:1500px;min-height:calc(100vh - 150px);margin:auto}.exam-main{min-width:0;padding:24px 28px 32px}.exam-sidebar{position:sticky;top:0;align-self:start;height:calc(100vh - 15px);overflow-y:auto;padding:22px;background:#fff;border-left:1px solid var(--exam-line)}
.exam-mobile-head{display:none}.exam-toolbar{display:grid;grid-template-columns:1fr minmax(180px,260px) auto;align-items:center;gap:24px;padding:13px 18px;background:#fff;border:1px solid var(--exam-line);border-radius:7px}.exam-toolbar>div:first-child span,.sidebar-test small{display:block;color:#687885;font-size:11px;font-weight:800;letter-spacing:.08em;text-transform:uppercase}.exam-toolbar>div:first-child strong{display:block;margin-top:3px;color:var(--exam-navy);font-size:17px}.exam-progress>span{display:block;margin-bottom:6px;color:#687885;font-size:12px}.exam-progress>div{height:5px;overflow:hidden;background:#e9edf0;border-radius:10px}.exam-progress i{display:block;width:0;height:100%;background:var(--exam-green);transition:width .2s}.server-timer{min-width:112px;padding:8px 13px;border-left:3px solid var(--exam-gold);background:#fff8eb}.server-timer small{display:block;color:#715223;font-size:10px;font-weight:800;letter-spacing:.06em;text-transform:uppercase}.server-timer strong{display:block;margin-top:2px;color:var(--exam-navy);font:700 21px/1.1 ui-monospace,SFMono-Regular,monospace}.time-warning .server-timer{border-left-color:var(--exam-red);background:#fff0ef}.time-warning .server-timer strong{color:var(--exam-red)}
.save-state{display:flex;align-items:center;justify-content:flex-end;gap:7px;min-height:30px;color:#667581;font-size:12px}.save-state i{width:7px;height:7px;border-radius:50%;background:var(--exam-green)}.save-state[data-state=saving] i{background:var(--exam-gold)}.save-state[data-state=error]{color:var(--exam-red)}.save-state[data-state=error] i{background:var(--exam-red)}
.question-stage{min-height:440px;background:#fff;border:1px solid var(--exam-line);border-radius:7px}.exam-question{margin:0;padding:26px 28px 30px;border:0}.exam-question[hidden]{display:none}.exam-question legend{display:flex;align-items:center;justify-content:space-between;width:100%;padding:0 0 16px;border-bottom:1px solid #edf0f2;color:var(--exam-navy);font-size:14px;font-weight:800}.exam-question legend small{color:#75838e;font-size:11px;font-weight:700;text-transform:uppercase}.question-copy{padding:24px 0 19px;font:500 18px/1.65 Inter,Arial,sans-serif;color:#17212b}.question-copy p:first-child{margin-top:0}.question-copy p:last-child{margin-bottom:0}.question-image{display:block;max-width:min(100%,720px);max-height:400px;margin:0 0 20px;object-fit:contain;border:1px solid var(--exam-line);border-radius:5px}.exam-options{display:grid;gap:11px}.exam-option{position:relative}.exam-option input{position:absolute;left:18px;top:50%;width:20px;height:20px;margin:0;transform:translateY(-50%);accent-color:var(--exam-blue);z-index:1}.exam-option label{display:flex;align-items:center;gap:14px;min-height:58px;margin:0;padding:12px 16px 12px 53px;border:1px solid #cfd8df;border-radius:6px;background:#fff;cursor:pointer;line-height:1.5;transition:border-color .14s,background .14s,box-shadow .14s}.exam-option label:hover{border-color:#7f9db4;background:#f8fbfd}.exam-option input:focus-visible+label{outline:3px solid rgba(31,95,139,.2);outline-offset:2px}.exam-option input:checked+label{border-color:var(--exam-blue);background:#eef6fb;box-shadow:inset 3px 0 var(--exam-blue)}.option-key{display:grid;place-items:center;width:30px;height:30px;flex:none;border:1px solid #b9c6cf;border-radius:4px;color:#52636f;font-weight:800}.exam-option input:checked+label .option-key{border-color:var(--exam-blue);background:var(--exam-blue);color:#fff}.option-copy{min-width:0}.option-copy p{margin:0}.option-copy img{display:block;max-width:360px;max-height:220px;margin-top:8px;object-fit:contain}
.exam-actions{display:flex;align-items:center;justify-content:flex-end;gap:9px;padding-top:18px}.exam-actions .btn{min-height:43px}.btn-review.active{border-color:var(--exam-purple);background:#f2efff;color:var(--exam-purple)}.sidebar-test{padding-bottom:16px;border-bottom:1px solid var(--exam-line)}.sidebar-test strong{display:block;margin-top:5px;color:var(--exam-navy);font-size:15px;line-height:1.35}.exam-sidebar>.server-timer{margin:16px 0}.palette-heading{display:flex;align-items:center;justify-content:space-between;margin:20px 0 12px}.palette-heading h2{margin:0;color:var(--exam-navy);font-size:17px}.palette-heading span{color:#687885;font-size:11px}.section-tabs{display:flex;gap:6px;overflow-x:auto;margin-bottom:12px}.section-tabs button{white-space:nowrap;padding:6px 9px;border:1px solid var(--exam-line);border-radius:4px;background:#f8fafb;color:var(--exam-navy);font-size:11px;font-weight:700}.question-palette{display:grid;grid-template-columns:repeat(5,1fr);gap:8px}.question-palette button{position:relative;height:42px;border:1px solid #bfcbd3;border-radius:5px;background:#fff;color:#52616c;font-weight:800}.question-palette button.visited{border-color:#8f9da7;background:#edf0f2}.question-palette button.answered{border-color:var(--exam-green);background:var(--exam-green);color:#fff}.question-palette button.review{border-color:var(--exam-purple);background:var(--exam-purple);color:#fff}.question-palette button.answered.review{border-radius:50%;background:var(--exam-purple)}.question-palette button.current{outline:3px solid rgba(211,139,36,.35);outline-offset:2px}.palette-legend{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin:20px 0;padding:15px 0;border-top:1px solid var(--exam-line);border-bottom:1px solid var(--exam-line);color:#5e6c76;font-size:11px}.palette-legend span{display:flex;align-items:center;gap:7px}.palette-legend i{width:13px;height:13px;border:1px solid #aab8c2;border-radius:3px;background:#fff}.palette-legend .not-answered{background:#edf0f2}.palette-legend .answered{border-color:var(--exam-green);background:var(--exam-green)}.palette-legend .review,.palette-legend .answered-review{border-color:var(--exam-purple);background:var(--exam-purple)}.palette-legend .answered-review{border-radius:50%}.submit-test{width:100%;padding:12px;background:var(--exam-navy);color:#fff;font-weight:800}.submit-test:hover{background:#183b5b;color:#fff}.drawer-close,.exam-backdrop{display:none}
.result-hero{padding:42px 0!important;background:var(--exam-navy)!important}.result-hero h1{color:#fff!important}.result-hero p{color:#d8e2e9!important}.result-metrics{display:grid;grid-template-columns:repeat(7,1fr);gap:10px}.result-metrics .metric{padding:16px;border-radius:6px}.result-metrics span,.result-metrics strong{display:block}.result-metrics span{color:#687885;font-size:11px;font-weight:800;text-transform:uppercase}.result-metrics strong{margin-top:6px;color:var(--exam-navy);font-size:20px}.result-tools{display:flex;align-items:center;justify-content:space-between;gap:16px;margin:28px 0;flex-wrap:wrap}.filterbar{display:flex;gap:7px;flex-wrap:wrap}.review-card{margin:10px 0;padding:0!important;border-radius:6px!important}.review-card summary{display:flex;justify-content:space-between;gap:20px;padding:17px;cursor:pointer}.review-card summary b{font-size:12px}.review-card[data-status=correct] summary b{color:var(--exam-green)}.review-card[data-status=incorrect] summary b{color:var(--exam-red)}.review-body{padding:0 18px 18px}.answer-line{padding:11px 13px;background:#f7f9fa;border-radius:4px}.explanation{padding:15px;border-left:3px solid var(--exam-green);background:#eef8f3}.retake-modal{width:min(92vw,520px);padding:28px}.retake-choice{display:flex;flex-direction:column;width:100%;margin:11px 0;padding:16px;border:1px solid #ccd5dc;border-radius:6px;background:#fff;text-align:left}.retake-choice:hover:not(:disabled){border-color:var(--exam-blue);background:#f4f9fc}.dialog-close{float:right;border:0;background:none;font-size:1.6rem}dialog{border:0;border-radius:8px;box-shadow:0 20px 70px #0005}dialog::backdrop{background:#102a4388}
@media(max-width:1050px){.exam-grid{grid-template-columns:1fr}.exam-main{padding:16px}.exam-mobile-head{position:sticky;top:0;z-index:60;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:11px 15px;background:var(--exam-navy);color:#fff}.exam-mobile-head small,.exam-mobile-head strong{display:block}.exam-mobile-head small{font-size:9px;letter-spacing:.08em}.exam-mobile-head strong{max-width:55vw;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.exam-mobile-head button{padding:8px 10px;border:1px solid #ffffff55;border-radius:4px;background:#fff;color:var(--exam-navy);font-weight:700}.exam-sidebar{position:fixed;top:0;right:-360px;z-index:1000;width:min(360px,90vw);height:100vh;box-shadow:-10px 0 35px #0003;transition:right .2s}.exam-sidebar.open{right:0}.drawer-close{display:block;float:right;border:0;background:none;color:var(--exam-navy);font-size:28px}.exam-backdrop{display:none;position:fixed;inset:0;z-index:900;border:0;background:#102a4388}.drawer-open .exam-backdrop{display:block}.desktop-only{display:none}.result-metrics{grid-template-columns:repeat(4,1fr)}}
@media(max-width:680px){.exam-main{padding:10px}.exam-toolbar{grid-template-columns:1fr auto;padding:11px}.exam-progress{display:none}.server-timer{min-width:102px}.question-stage{min-height:0}.exam-question{padding:18px 14px 22px}.question-copy{padding:18px 0;font-size:16px}.exam-option input{left:13px}.exam-option label{min-height:57px;padding:10px 11px 10px 43px;gap:9px}.option-key{width:27px;height:27px}.exam-actions{position:sticky;bottom:0;z-index:30;display:grid;grid-template-columns:1fr 1fr;padding:9px 0;background:var(--exam-bg)}.exam-actions .btn{padding:9px 6px;font-size:12px}.result-metrics{grid-template-columns:repeat(2,1fr)}.result-tools{align-items:stretch;flex-direction:column}.review-card summary{align-items:flex-start;flex-direction:column}}