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.question-title:focus{outline:none}
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@media(max-width:390px){.practice-header{padding:15px}.practice-header nav{font-size:.61rem;gap:9px}.practice-brand strong{font-size:.7rem}.practice-brand span{font-size:.44rem}.workspace{margin-left:13px;margin-right:13px}.intro-inner{padding-left:17px;padding-right:17px}h1{font-size:2.5rem}.progress-meta{font-size:.63rem}.progress-meta .text-button{font-size:.65rem}.setup-view{padding:20px 17px}.section-topline .eyebrow{font-size:.47rem}.year-coverage{grid-template-columns:repeat(3,1fr)}}
@media(prefers-reduced-motion:reduce){:root{scroll-behavior:auto}*{transition:none!important}}
@media print{.practice-header,.practice-intro,.filter-panel,.session-bar,.session-progress,.question-tools,.submit-row,.question-navigation,#question-dots,.source-panel,.data-controls,.practice-footer,.setup-view,.resume-bar,#toast{display:none!important}.workspace{display:block;margin:0}.question-card,.results-view{border:0;padding:0}.source-image{max-height:none}.answer-feedback{break-before:auto}body{background:white;color:black}.question-source a:after{content:" (" attr(href) ")"}}

/* v140: exam category and consistent mobile filter fields. */
.filter-field{min-width:0}.filter-note{font-size:.67rem;color:var(--muted);line-height:1.7;margin:7px 0 0}.coverage-subtitle{font-size:.85rem;margin:21px 0 8px}
@media(max-width:760px){#filters{display:grid;grid-template-columns:1fr 1fr;gap:0 13px}#filters>fieldset:first-child{grid-column:1/-1}#filters>fieldset:nth-child(2){grid-column:1/-1}#filters>.filter-field,#filters>#year-field{grid-column:auto!important;grid-row:auto!important;align-self:start}#filters>#exam-field{grid-column:1/-1!important}#filters>.filter-field .field-label{min-height:15px}#filters>.checkbox-line{grid-column:1/-1;margin:5px 0}.filter-panel select,.filter-panel input[type=search]{font-size:.72rem}#exam-filter{font-size:.7rem}.variant-coverage-table{font-size:.61rem}.variant-coverage-table th,.variant-coverage-table td{padding:9px 5px}}
@media(min-width:761px){.filter-panel{max-height:calc(100vh - 40px);overflow-y:auto;scrollbar-width:thin}}

.paper-register{margin:20px 0;font-size:.72rem}.paper-register summary{cursor:pointer;font-weight:700;color:var(--purple)}.paper-register-list{max-height:350px;overflow:auto;display:grid;grid-template-columns:1fr 1fr;gap:9px;margin-top:14px}.paper-register-list a{padding:9px 10px;border:1px solid var(--line);border-radius:7px;background:white;font-size:.64rem}.hub-exam-links{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:17px 0 7px}.hub-exam-links a{font-size:.71rem;color:#e3dafd;border:1px solid #ffffff30;border-radius:7px;padding:8px 10px}.hub-exam-links a:hover{background:#ffffff10;color:white}@media(max-width:760px){.paper-register-list{grid-template-columns:1fr}}

/* Additional source formats: multiple selections and matching. */
.answer-format-note{font-size:.74rem;line-height:1.75;color:var(--muted);margin:12px 0 0}.choice-button[role=checkbox]{position:relative;padding-right:40px}.choice-button[role=checkbox]:after{content:"";width:16px;height:16px;border:1.5px solid #b9b2ca;border-radius:4px;position:absolute;right:13px;top:15px}.choice-button[role=checkbox][aria-checked=true]:after{background:var(--purple);border-color:var(--purple);box-shadow:inset 0 0 0 3px white}.matching-area h3{font-size:.82rem;margin:21px 0 10px}.matching-options{font-size:.84rem;line-height:1.8;padding-left:26px;margin:0 0 20px}.matching-options li{padding:7px 0 7px 5px;border-bottom:1px solid #edf0f6}.matching-options li::marker{font-weight:700;color:var(--purple)}.matching-rows{border:1px solid var(--line);border-radius:10px;overflow:hidden}.matching-row{display:grid;grid-template-columns:minmax(0,1fr) 115px;align-items:center;gap:15px;padding:12px 16px;background:#fafafe}.matching-row+.matching-row{border-top:1px solid var(--line)}.matching-row label{font-size:.84rem;font-weight:600}.matching-row select{width:100%;min-height:42px;font:inherit;font-size:.82rem;border:1px solid #c9c7d7;border-radius:6px;padding:7px;color:var(--ink);background:white}.matching-row.correct{background:#eef9f4}.matching-row.incorrect{background:#fff0f2}.matching-row select:disabled{opacity:1;color:var(--ink)}.match-feedback{display:block;font-size:.69rem;margin-top:5px;color:var(--green)}.matching-row.incorrect .match-feedback{color:var(--red)}
@media(max-width:760px){.matching-options{font-size:.79rem;padding-left:22px}.matching-row{grid-template-columns:minmax(0,1fr) 91px;gap:10px;padding:11px}.matching-row label{font-size:.78rem}.matching-row select{font-size:.76rem}.answer-format-note{font-size:.67rem}.choice-button[role=checkbox]{padding-right:34px}.choice-button[role=checkbox]:after{right:9px}}
.cloze-area{margin-top:18px}.cloze-row{display:grid;grid-template-columns:100px minmax(0,1fr);gap:15px;align-items:center;padding:13px 16px;background:#fafafe;border:1px solid var(--line);border-radius:8px;margin-bottom:10px}.cloze-row label{font-size:.83rem;font-weight:600}.cloze-row input{width:100%;min-height:44px;font:inherit;font-size:16px;padding:9px 11px;border:1px solid #c9c7d7;border-radius:6px;color:var(--ink);background:white}.cloze-row.correct{background:#eef9f4}.cloze-row.incorrect{background:#fff0f2}.cloze-row.incorrect .match-feedback{color:var(--red)}.cloze-marker{display:inline-block;padding:0 5px;margin:0 3px;border-bottom:2px solid #9c83d9;color:var(--purple);font-weight:700}.matching-row img{width:auto;max-width:100%;max-height:2em;vertical-align:middle}.question-prompt img.source-diagram,.matching-options img.source-diagram{display:block;width:auto;max-width:100%;height:auto;margin:15px 0}.matching-options img.source-diagram{max-width:min(100%,360px)}
@media(max-width:760px){.cloze-row{grid-template-columns:65px minmax(0,1fr);gap:10px;padding:11px}.cloze-row label{font-size:.78rem}}

/* Card rounds: a focused front/back experience, sharing the original material. */
.quick-play-hero{min-height:49px;min-width:220px;font-size:.87rem;margin:0 0 20px;padding:13px 22px}.quick-play-hero span{margin-left:28px}.quick-play-hero+.intro-sources{margin-top:0}
.intro-inner{padding-top:36px;padding-bottom:36px}.intro-copy h1{font-size:clamp(2.7rem,4.6vw,4.5rem);line-height:1.12}.intro-description{max-width:590px}.filter-drawer>summary{display:none}.quick-start{display:flex;gap:20px;align-items:center;margin:22px 0}.quick-start .start-button{margin:0;min-width:220px;font-size:.95rem;padding:15px 22px}.quick-start>span{font-size:.73rem;color:var(--muted);max-width:185px}.availability{padding:12px 0}.availability>strong{font-size:1.8rem}.game-onboarding{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;background:#f7f5fd;border:1px solid #eee9fa;border-radius:12px;padding:16px;margin:18px 0 22px}.game-onboarding>div{display:flex;align-items:center;gap:10px}.game-onboarding b{font-size:.68rem;color:var(--purple);border:1px solid #dcd3f5;border-radius:50%;width:28px;height:28px;display:grid;place-items:center;flex-shrink:0}.game-onboarding span{font-size:.78rem;font-weight:700}.game-onboarding small{display:block;font-size:.65rem;font-weight:400;color:var(--muted);margin-top:3px;line-height:1.5}.mode-options{grid-template-columns:repeat(3,minmax(0,1fr))}.mode-card{min-width:0}.mode-card small{line-height:1.55}.cards-mode .mode-icon{transform:rotate(-8deg);font-size:1.7rem}.game-start-note{font-size:.7rem;color:var(--muted);margin:13px 0}.setup-options{margin-top:18px}
body[data-session-mode=cards]{background:radial-gradient(ellipse at 50% 10%,#eee8ff 0,transparent 65%),#f6f7fb}body[data-session-mode=cards] .practice-intro,body[data-session-mode=cards] .filter-panel,body[data-session-mode=cards] .source-panel,body[data-session-mode=cards] .data-controls,body[data-session-mode=cards] .practice-footer{display:none}body[data-session-mode=cards] .workspace{display:block;max-width:880px;margin:24px auto 55px;padding:0 24px}body[data-session-mode=cards] .session-bar{margin-bottom:19px}body[data-session-mode=cards] .session-progress,body[data-session-mode=cards] #question-dots{display:none}body[data-session-mode=cards] .practice-header{min-height:74px;padding-top:13px;padding-bottom:13px}body[data-session-mode=cards] .practice-content{min-width:0}.cards-hud{margin:0 0 23px}.cards-hud-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px}.cards-kicker{font-size:.66rem;letter-spacing:.13em;font-weight:700;color:#72668d}.cards-metrics{display:flex;gap:9px;align-items:center}.cards-points,.cards-streak{padding:6px 11px;border-radius:100px;font-size:.72rem;background:white;border:1px solid #e6e0f0}.cards-points{color:#6844b7}.cards-points b{font-size:.92rem}.cards-streak{color:#8b819a}.cards-streak.active{color:#9c641e;border-color:#e6c78e;background:#fff5dd}.cards-steps{display:flex;gap:7px;padding:0;margin:0;list-style:none;overflow-x:auto}.cards-steps li{flex:1;min-width:25px;height:30px;display:grid;place-items:center;border-radius:7px;background:#e4def1;color:#9587ac;font-size:.64rem;font-weight:700}.cards-steps li[aria-current]{background:white;box-shadow:inset 0 0 0 2px #9577dc;color:#6744b5}.cards-steps li.done{background:#d4eee0;color:#287859}.cards-steps li.again{background:#f6e5c7;color:#9c7436}.flash-card{position:relative;border-color:#dfd6f2;border-radius:23px;padding:29px 32px;box-shadow:0 16px 50px #48317510,0 4px 0 -1px #f0eafa,0 5px 0 #dcd2ed;animation:card-arrive .24s ease-out}.flash-card.card-turned{animation:card-turn .26s ease-out}.flash-card .question-top{margin-bottom:21px}.flash-card .question-title{font-size:1.3rem;line-height:1.45;margin-bottom:8px}.flash-card .question-origin{font-size:.68rem;line-height:1.7;margin-bottom:22px}.flash-card .question-prompt{font-size:1rem;line-height:1.85}.flash-card .choice-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.flash-card .choice-grid.full-text{grid-template-columns:1fr}.flash-card .choice-button{min-height:58px;padding:12px 15px;border-radius:11px;border-color:#dcdce8;justify-content:flex-start;transition:background .15s,border-color .15s}.flash-card .choice-button:hover:not(:disabled){background:#faf7ff;border-color:#ad98d8}.flash-card .choice-button>span{min-width:0;overflow-wrap:anywhere}.flash-card .choice-letter{width:29px;height:29px;border-radius:50%;background:#f7f7fc;font-size:.74rem}.flash-card .choice-button[aria-checked=true] .choice-letter{background:#6d52da;color:white;border-color:#6d52da}.flash-card .submit-row{margin-top:25px;gap:20px}.flash-card .submit-row>.primary{min-width:220px;min-height:49px}.flash-card .submit-row>.text-button{font-size:.73rem;color:#81758e}.card-source{font-size:.65rem;margin-top:24px;border-top:1px solid #eeebf4;padding-top:10px;color:var(--muted)}.card-source>summary{padding:7px 0;cursor:pointer}.card-source .question-source{border:0;padding:4px 0 0;margin:0}.card-reward{display:flex;align-items:center;gap:13px;border:1px solid #ede0c9;background:#fffbf1;border-radius:13px;padding:18px;margin:2px 0 24px}.card-reward.success{border-color:#cde4d7;background:#f0faf5}.reward-symbol{display:grid;place-items:center;flex-shrink:0;width:36px;height:36px;background:#f7e7c9;color:#9c7436;border-radius:50%;font-size:1.2rem}.success .reward-symbol{background:#d6eddf;color:#278264}.card-reward strong{font-size:.97rem;line-height:1.45;display:block}.card-reward p{font-size:.72rem;line-height:1.7;margin:4px 0 0;color:#857662}.card-reward.success p{color:#4d806b}.point-pop{display:block;margin-left:auto;flex-shrink:0;font-size:1.6rem;font-weight:700;line-height:1.1;color:#298464;text-align:center}.point-pop small{display:block;font-size:.58rem;letter-spacing:.03em;margin-top:5px;font-weight:400}.card-correct-answer{padding:0 0 21px;margin-bottom:21px;border-bottom:1px solid var(--line);font-size:1.03rem;line-height:1.8}.card-correct-answer>span{display:block;font-size:.6rem;letter-spacing:.12em;color:#8c7da6;font-weight:700;margin:0 0 8px}.card-correct-answer>div{margin:7px 0}.card-correct-answer>div>b{font-size:.75rem;color:var(--purple);margin-right:8px}.card-correct-answer p{margin:0}.card-correct-answer img{max-width:100%;width:auto;max-height:5em;vertical-align:middle}.card-back .answer-feedback{border:0;padding:0;margin:0}.card-back .feedback-verdict{display:none}.card-back .solution-content{font-size:.9rem;line-height:1.9}.card-back .self-assessment{margin-top:24px}.card-own-reason{padding:12px 15px;margin:0 0 20px;background:#f6f7fb;border-radius:8px;font-size:.77rem}.card-own-reason summary{cursor:pointer;font-weight:700}.card-own-reason p{margin:12px 0 0;white-space:normal;overflow-wrap:anywhere}.card-flip-row{margin-top:23px}.card-flip-row button{font-size:.73rem;min-height:40px}body[data-session-mode=cards] .question-navigation{justify-content:flex-end;margin-top:23px;gap:12px}body[data-session-mode=cards] .question-navigation .button{min-height:48px;min-width:210px;font-size:.85rem}body[data-session-mode=cards] .question-navigation .secondary{min-width:0;margin-right:auto}.card-results-head{text-align:center}.card-results-head .section-lead{max-width:560px;margin:0 auto 25px}.card-results-head h2{font-size:2rem}.round-stars{display:flex;justify-content:center;gap:12px;font-size:2.9rem;line-height:1.6;color:#e3dceb;margin:10px 0 16px}.round-stars .earned{color:#e9b653;text-shadow:0 3px 0 #cf9c3b20}.round-stars span:nth-child(2){transform:translateY(-8px);font-size:3.3rem}body[data-session-mode=cards] .results-view{padding:30px 32px;border-radius:23px;border-color:#e1d7f1;box-shadow:0 18px 45px #49337b0c}body[data-session-mode=cards] .result-stat-grid{gap:12px}body[data-session-mode=cards] .result-stat{background:#f7f5fc;border:1px solid #ece6f6;text-align:center;border-radius:12px;padding:21px 10px}body[data-session-mode=cards] .result-stat>b{font-size:1.8rem}body[data-session-mode=cards] .result-stat>span{font-size:.7rem}body[data-session-mode=cards] .results-actions{justify-content:center;flex-wrap:wrap;gap:12px;margin-top:25px}body[data-session-mode=cards] .results-actions>.text-button{flex-basis:100%;font-size:.73rem}.round-cards-list{margin-top:30px;border-top:1px solid var(--line);padding-top:17px}.round-cards-list>summary{font-size:.77rem;color:var(--muted);cursor:pointer}.round-cards-list .result-list{margin-top:12px}
@keyframes card-arrive{from{opacity:0;transform:translateY(9px)}to{opacity:1;transform:none}}@keyframes card-turn{from{opacity:.35;transform:perspective(1200px) rotateY(-8deg)}to{opacity:1;transform:none}}
@media(max-width:1000px){.mode-options{grid-template-columns:1fr 1fr}.cards-mode{grid-column:1/-1}.game-onboarding{gap:8px;padding:12px}.game-onboarding>div{gap:7px}.game-onboarding small{font-size:.6rem}.quick-start{align-items:flex-start;flex-direction:column;gap:9px}.quick-start>span{max-width:none}.intro-inner{padding-top:28px;padding-bottom:28px}}
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@media(prefers-reduced-motion:reduce){.flash-card,.flash-card.card-turned{animation:none}.flash-card .choice-button{transition:none}}
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