body[data-page='quiz'] .page-hero{display:none}body[data-page='quiz'] .page-section{padding-top:32px}#practice-app{min-width:0}.pq-intro{max-width:950px;margin-bottom:32px}.pq-kicker{font-size:10px;color:#6b82a4;letter-spacing:.1em;font-weight:600;line-height:1.8;margin:0 0 12px}.pq-intro h1,.pq-setup h1,.pq-run-heading h1,.pq-result-heading h1,#practice-app>h1{font:600 clamp(30px,4vw,48px)/1.25 var(--display);letter-spacing:-.03em;color:var(--blue-night);margin:12px 0 20px}.pq-intro>p.pq-lead{max-width:760px;font-size:16px;line-height:1.9;color:#6c819d}.pq-stats{display:flex;align-items:baseline;flex-wrap:wrap;gap:9px;color:#7c8eaa;font-size:12px;margin-top:24px}.pq-stats strong{font-size:26px;color:#426599;margin-left:14px;font-weight:500}.pq-stats strong:first-child{margin-left:0}.pq-stage{padding-left:18px;border-left:1px solid #d9e2ef;margin-left:8px}
.pq-filters{padding:24px;background:#f4f7fc;border:1px solid #dbe4f1;border-radius:10px}.pq-filters h2,.pq-area-report h2,.pq-review h2{font:600 23px/1.4 var(--display);color:var(--blue-night);margin:0 0 20px}.pq-filter-controls{display:grid;grid-template-columns:180px 200px 1fr;gap:18px}.pq-filter-controls label,.pq-response label{display:grid;gap:8px;font-size:12px;color:#6f84a2;min-width:0}.pq-filter-controls :is(select,input),.pq-response>label>input{width:100%;min-width:0;min-height:48px;padding:12px;border:1px solid #cbd8e9;border-radius:6px;color:#294c7b;background:#fff;font:400 16px/1.5 var(--display)}.pq-count{font-size:12px;color:#7b8eaa;margin:26px 0 16px}.pq-set-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.pq-set-card{border:1px solid #d8e3f0;border-radius:10px;padding:26px;display:flex;align-items:flex-start;flex-direction:column;background:#fff}.pq-set-card h2{font:600 23px/1.45 var(--display);color:#25466f;margin:17px 0}.pq-meta{display:flex;flex-wrap:wrap;align-items:center;gap:9px;font-size:11px;color:#7b8fae;margin:0}.pq-kind{background:#eef4fc;border-radius:4px;padding:5px 8px;color:#5075a9}.pq-kind.test{background:#f9f0e2;color:#997644}.pq-card-help{font-size:13px;color:#7287a4;line-height:1.9;margin:0 0 20px}.pq-set-card>.pq-button{margin-top:auto}.pq-status{font-size:12px;color:#4b8b72;margin:0 0 18px}.pq-status.active{color:#ac8446}.pq-button{display:inline-flex;justify-content:center;align-items:center;gap:6px;min-height:44px;border:1px solid #c6d5e8;background:#fff;border-radius:6px;padding:10px 16px;color:#446da5;font:500 13px/1.7 var(--display);cursor:pointer;text-align:center}.pq-button:hover{background:#edf3fb}.pq-button.primary{background:#315e9f;border-color:#315e9f;color:#fff}.pq-button:disabled{opacity:.42;cursor:default}.pq-link{color:#4872ad;display:inline-flex;align-items:center;min-height:44px;font-size:14px;line-height:1.7}.pq-link:hover{text-decoration:underline}.pq-text-button{border:0;background:none;color:#6482aa;font:400 12px/1.7 var(--display);text-decoration:underline;min-height:44px;cursor:pointer;padding:6px 0}.pq-community{margin-top:32px;padding:24px;border:1px solid #dae4f0;border-radius:9px;background:#f6f8fc}.pq-community p,.pq-footnote{color:#7c8fa8;font-size:12px;line-height:1.9}.pq-footnote{margin:20px 0 0}.pq-notice{padding:16px 20px;border:1px solid #e6d4b1;border-radius:7px;background:#fff9ec;color:#927441;font-size:14px;line-height:1.8;margin:0 0 22px}.pq-empty{padding:35px 10px;color:#798da9;font-size:15px;line-height:1.8;grid-column:1/-1}.pq-actions{display:flex;align-items:center;flex-wrap:wrap;gap:12px;margin:24px 0}.pq-setup{margin-top:30px;max-width:850px;border:1px solid #dbe4ef;border-radius:12px;padding:32px;background:#fff}.pq-rule{font-size:17px;color:#5c789d;line-height:1.9}.pq-areas{display:flex;flex-wrap:wrap;gap:10px;margin:22px 0}.pq-areas span{border:1px solid #e0e7f1;color:#7890ad;padding:5px 9px;font-size:12px;border-radius:5px}.pq-check{display:flex;gap:12px;align-items:center;min-height:48px;color:#42699d;font-size:15px;margin-top:24px}.pq-check input{width:19px;height:19px;accent-color:#426da9}.pq-help{font-size:12px;color:#7d91ad;line-height:1.9;margin:12px 0}.pq-confirm{margin:25px 0;padding:24px;background:#fffaf0;border:1px solid #e5d6b6;border-radius:8px;scroll-margin-top:130px}.pq-confirm h2{font:600 23px/1.5 var(--display);color:#7d694c;margin:0 0 14px}.pq-confirm p{font-size:14px;color:#8c7c63;line-height:1.9}.pq-confirm .pq-button{margin:8px 10px 0 0}
.pq-run-heading{margin:30px 0}.pq-run-heading h1{font-size:34px}.pq-run-facts{display:flex;align-items:center;justify-content:space-between;gap:15px;color:#6e87a8;font-size:13px}.pq-clock{border:1px solid #cddbef;border-radius:5px;padding:8px 14px;font-variant-numeric:tabular-nums;color:#39619a}.pq-clock.urgent{background:#fff1ec;color:#a65a46;border-color:#edc9bf}#practice-app progress{display:block;width:100%;height:8px;accent-color:#658ec1;border:0;border-radius:4px;background:#e7eef8}#practice-app progress::-webkit-progress-bar{background:#e7eef8;border-radius:4px}#practice-app progress::-webkit-progress-value{background:#6f93c3;border-radius:4px}.pq-run-heading>progress{margin-top:16px}.pq-workspace{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:28px;align-items:start}.pq-question-panel,.pq-navigator{min-width:0;border:1px solid #d7e2f1;border-radius:10px;background:#fff;padding:26px}.pq-question-meta{display:flex;align-items:center;flex-wrap:wrap;gap:10px;color:#7b91ae;font-size:11px}.pq-question-meta .pq-text-button{margin-left:auto}.pq-statement{font:500 24px/1.8 var(--display);color:#2f527f;margin:18px 0 24px;scroll-margin-top:125px}.pq-diagram{background:#f8fafd;border:1px solid #e0e8f2;border-radius:7px;padding:8px;margin:20px 0}.pq-diagram svg{width:100%;height:auto;max-height:240px;display:block;font-family:var(--display)}.pq-response>label>input{max-width:420px}.pq-response>.pq-button{margin-top:10px}.pq-options{display:grid;gap:12px;border:0;margin:0;padding:0}.pq-options label.pq-option{display:flex;align-items:center;gap:12px;padding:15px;min-height:60px;border:1px solid #d4dff0;border-radius:7px;color:#52749f;font-size:15px;line-height:1.8;cursor:pointer}.pq-option input{flex:none;width:18px;height:18px;accent-color:#4f77af}.pq-option:has(input:checked){background:#f0f5fc;border-color:#678dc1}.pq-letter{font-weight:600;color:#8299b6;flex:none}.pq-feedback{font-size:14px;color:#a66e49;line-height:1.8;margin:18px 0 0}.pq-feedback.correct{color:#3b876d}.pq-feedback:empty{display:none}.pq-hints{border:1px solid #e2e7ef;background:#fafbfd;border-radius:7px;padding:8px 17px;margin-top:24px}.pq-hints summary{min-height:44px;display:list-item;align-content:center;color:#6684ab;font-size:14px;cursor:pointer}.pq-hints p{font-size:14px;line-height:1.9;color:#7289a6}.pq-explanation{border-top:1px solid #e0e8f3;margin-top:26px;padding-top:20px}.pq-explanation h3{font:600 22px/1.5 var(--display);color:#345d92;margin:0 0 10px}.pq-steps{padding:0 0 0 25px;margin:0}.pq-steps li{padding:15px 0;color:#6380a4;font-size:15px;line-height:1.9}.pq-steps li+li{border-top:1px solid #e8eef6}.pq-steps li::marker{color:#456da3;font-weight:600}.pq-steps p{margin:0}.pq-steps p.pq-equation{margin-top:12px;padding:12px 15px;background:#f2f6fc;border-radius:6px;color:#355f99;font:500 17px/1.8 var(--display);overflow-wrap:anywhere;white-space:pre-wrap}.pq-correct-answer{background:#edf7f2;color:#3d8365;padding:18px;border-radius:6px;font-size:15px;line-height:1.9;overflow-wrap:anywhere}.pq-verify,.pq-pitfall{padding:18px;background:#f3f7fc;border-radius:6px;margin-top:16px;color:#6a83a3;font-size:14px;line-height:1.9}.pq-pitfall{background:#fbf5e9;color:#94764e}.pq-verify h4,.pq-pitfall h4{font:600 17px/1.5 var(--display);margin:0 0 10px}.pq-verify p,.pq-pitfall p{margin:0}.pq-related{display:flex;flex-wrap:wrap;gap:8px 20px;margin-top:20px}.pq-related a{font-size:12px}.pq-run-nav{display:flex;justify-content:space-between;gap:15px;margin-top:28px;padding-top:20px;border-top:1px solid #e1e8f3;background:#fff}.pq-navigator h2{font:600 19px/1.5 var(--display);color:#4b6f9e;margin:0 0 18px}.pq-palette{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin-bottom:22px}.pq-number{min-width:0;min-height:44px;padding:8px 4px;border:1px solid #cad9ed;border-radius:5px;background:#fff;color:#6a83a6;cursor:pointer;font:500 14px var(--display)}.pq-number.answered{background:#eaf3ee;border-color:#b4d2c1;color:#407d60}.pq-number.flagged{box-shadow:inset 0 -4px #d5a24d}.pq-number[aria-current]{outline:2px solid #5882b8;outline-offset:2px}.pq-navigator>.pq-button{width:100%}
.pq-result-heading{margin:30px 0}.pq-score{display:flex;align-items:baseline;flex-wrap:wrap;gap:18px;margin:28px 0;color:#6f88a7}.pq-score strong{font:500 60px var(--display);color:#35659b}.pq-result-stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:15px}.pq-result-stats>div{padding:20px;border:1px solid #dce5f1;border-radius:7px;background:#fff;display:grid;gap:8px}.pq-result-stats strong{font:500 27px var(--display);color:#426899}.pq-result-stats span{font-size:12px;color:#7f92ac}.pq-result-stats .correct strong{color:#4b876b}.pq-result-stats .incorrect strong{color:#ad775c}.pq-area-report{border:1px solid #dbe5f0;border-radius:9px;padding:26px;margin:32px 0;background:#fff}.pq-area-row{display:grid;grid-template-columns:220px minmax(0,1fr) 45px;align-items:center;gap:18px;padding:12px 0;color:#6c87a9;font-size:14px}.pq-area-row strong{font-size:13px;font-weight:500;text-align:right}.pq-review{margin-top:35px}.pq-review-filters{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:22px}.pq-review-filters [aria-pressed='true']{background:#eaf1fb;border-color:#6c8fbe;color:#355f99}.pq-review-item{border:1px solid #d6e1ef;border-radius:9px;background:#fff;margin-bottom:15px;padding:0 24px 20px}.pq-review-item:not([open]){padding-bottom:0}.pq-review-item>summary{padding:20px 0;cursor:pointer;color:#52749f;font-size:15px;line-height:1.8;min-height:60px;overflow-wrap:anywhere}.pq-review-status{display:inline-block;font-size:11px;padding:3px 8px;margin-right:12px;border-radius:4px;background:#f2f5f9;color:#7a8fa9}.pq-review-status.correct{color:#4f876b;background:#edf6f0}.pq-review-status.incorrect{color:#a57651;background:#fcf3e7}.pq-own-response{font-size:14px;color:#8194ad;line-height:1.8;margin:10px 0;overflow-wrap:anywhere}#practice-app :where(button,a,input,select,summary):focus-visible{outline:2px solid #5b83b9;outline-offset:3px}
@media(max-width:1000px){.pq-set-list{grid-template-columns:repeat(2,minmax(0,1fr))}.pq-filter-controls{grid-template-columns:1fr 1fr}.pq-search{grid-column:1/-1}.pq-workspace{grid-template-columns:minmax(0,1fr) 235px;gap:18px}.pq-navigator{padding:20px}.pq-palette{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(max-width:760px){.pq-workspace{display:flex;flex-direction:column}.pq-question-panel,.pq-navigator{width:100%}.pq-navigator{order:1}.pq-palette{grid-template-columns:repeat(5,minmax(0,1fr))}.pq-run-heading h1{font-size:29px}.pq-area-row{grid-template-columns:minmax(0,1fr) 45px;gap:10px}.pq-area-row progress{grid-column:1;grid-row:2}.pq-area-row strong{grid-column:2;grid-row:2}.pq-question-panel{padding:22px}.pq-result-stats{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:600px){body[data-page='quiz'] .page-section{padding-top:24px}.pq-intro>p.pq-lead{font-size:14px}.pq-stage{width:100%;border:0;padding:0;margin:4px 0}.pq-set-list{grid-template-columns:1fr}.pq-set-card{padding:22px}.pq-set-card h2{font-size:24px}.pq-filters{padding:18px}.pq-filter-controls{gap:14px}.pq-setup{padding:22px}.pq-rule{font-size:15px}.pq-check{font-size:14px}.pq-run-heading h1{font-size:27px}.pq-statement{font-size:20px;line-height:1.9}.pq-question-panel{padding:18px}.pq-question-meta .pq-text-button{margin-left:0}.pq-options label.pq-option{padding:12px;font-size:14px;gap:9px}.pq-steps li{font-size:14px}.pq-steps p.pq-equation{font-size:16px}.pq-related{gap:4px 14px}.pq-run-nav{padding:16px 0 0}.pq-result-stats>div{padding:18px}.pq-area-report{padding:20px}.pq-review-item{padding-inline:18px}.pq-confirm{padding:20px}.pq-score strong{font-size:52px}}
@media print){.site-header,.topline,.site-footer,.pq-actions,.pq-review-filters,.pq-link,.breadcrumbs{display:none!important}.pq-review-item{break-inside:avoid}.pq-result-heading h1{font-size:26px}}