:root{--paper:#f7f6f0;--white:#fffefa;--ink:#193634;--muted:#64746e;--green:#306d5d;--tint:#edf2e9;--line:#d9dfd3;--blue:#3d6079;--wrong:#975b40;--wrong-bg:#fbf0e8}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.6 system-ui,-apple-system,BlinkMacSystemFont,sans-serif}a{color:var(--green);text-underline-offset:4px}button,input{font:inherit}button{cursor:pointer}button:disabled{cursor:default;opacity:.6}button,a,input,summary{touch-action:manipulation}button:focus-visible,a:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid #b18847;outline-offset:4px}header{max-width:1200px;margin:auto;padding:25px 36px;display:flex;align-items:center;justify-content:space-between;gap:20px;border-bottom:1px solid var(--line)}.brand{font:24px Georgia,serif;color:var(--ink);text-decoration:none}.tag{font-size:11px;letter-spacing:.1em;text-transform:uppercase;font-weight:650;background:#e9eee2;border-radius:30px;padding:7px 12px;color:var(--green)}main{max-width:1128px;margin:auto;padding:28px 0 40px}.hero{padding-bottom:10px}#home h1{font-size:clamp(2.4rem,4.5vw,3.4rem);margin:0 0 12px;line-height:1.1}.eyebrow{text-transform:uppercase;font-size:11px;letter-spacing:.14em;color:var(--green);font-weight:700;margin:0 0 15px}h1,h2,h3,p{margin-top:0}h1{font:normal clamp(44px,5.8vw,72px)/1.06 Georgia,serif;letter-spacing:-.04em;margin-bottom:22px}h1 em{font-weight:normal;color:var(--green)}.intro{font-size:19px;line-height:1.6;color:var(--muted);margin-bottom:25px}.hero-meta{display:flex;flex-wrap:wrap;gap:12px 26px;font-size:12px;color:var(--muted)}.hero-meta span+span::before{content:none;margin-right:26px}.section-top{display:flex;justify-content:space-between;align-items:center;gap:20px;border-top:1px solid var(--line);padding-top:16px;margin-bottom:16px}h2{font:normal 30px/1.25 Georgia,serif;margin:0}.formats{display:grid;grid-template-columns:1fr 1fr;gap:14px}.format{background:var(--white);border:1px solid var(--line);border-radius:8px;padding:20px 23px;display:flex;flex-direction:column;align-items:flex-start}.format-number{font:italic 18px Georgia,serif;color:#8b9a87;margin-bottom:8px}.format h3{font:normal 24px/1.25 Georgia,serif;margin-bottom:8px}.format p{font-size:14px;color:var(--muted);max-width:390px}.format-meta{font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin:0 0 14px}.button{background:var(--green);border:1px solid var(--green);color:white;border-radius:5px;padding:11px 19px;font-weight:600;font-size:14px}.format .button{margin-top:auto}.secondary{color:var(--green);background:transparent}.quiet{border:0;background:transparent;color:var(--green);padding:6px 0;font-size:13px;font-weight:600;text-decoration:underline;text-underline-offset:4px}.source-note{margin-top:20px;padding:12px 0;border-top:1px solid var(--line);font-size:13px;color:var(--muted)}.source-note strong{color:var(--ink)}.source-note p{margin:8px 0 0;max-width:880px}details{margin-top:14px;font-size:13px}summary{cursor:pointer;color:var(--green)}.quiz-top{display:flex;align-items:center;justify-content:space-between;gap:20px;font-size:13px;color:var(--muted);margin-bottom:18px}.progress{display:flex;gap:6px;margin-bottom:40px}.progress span{height:4px;flex:1;background:#dce2d5}.progress .done{background:var(--green)}.progress .current{background:#9cad91}.quiz-body{max-width:850px;margin:auto}.question-number{color:var(--green);font-size:11px;text-transform:uppercase;letter-spacing:.12em;font-weight:700;margin-bottom:12px}.question-title{font:normal clamp(26px,3.5vw,38px)/1.3 Georgia,serif;margin:0 0 18px;letter-spacing:-.02em}.instruction{color:var(--muted);font-size:14px;margin-bottom:25px}.choices{border:0;padding:0;margin:0;min-width:0}.choices legend{font-size:13px;font-weight:650;margin-bottom:12px}.option{display:flex;gap:13px;align-items:flex-start;padding:16px 20px;background:var(--white);border:1px solid var(--line);border-radius:6px;margin-bottom:10px;cursor:pointer}.option input{accent-color:var(--green);margin:6px 0 0;flex-shrink:0}.option:has(input:checked){border-color:var(--green);background:var(--tint)}.option.correct{border-color:var(--green);box-shadow:inset 3px 0 var(--green)}.option.incorrect{border-color:#c58c6e;background:var(--wrong-bg)}.option-main{flex:1;min-width:0;overflow-wrap:anywhere}.option small{display:block;color:var(--muted);font-size:12px;margin-top:2px}.mark{font-size:11px;color:var(--green);font-weight:650;white-space:nowrap}.actions{display:flex;align-items:center;flex-wrap:wrap;gap:16px;margin-top:25px}.feedback{margin-top:27px;padding:22px 25px;background:var(--tint);border-left:3px solid var(--green);border-radius:2px;font-size:15px}.feedback.wrong{background:var(--wrong-bg);border-color:var(--wrong)}.feedback h3{font-size:14px;margin-bottom:10px}.feedback p{margin-bottom:12px}.feedback ul{padding-left:20px}.feedback p:last-child{margin-bottom:0}.feedback a{font-size:13px}.fact-list{margin:0}.fact-list dt{font-size:12px;font-weight:700;color:var(--muted);margin-top:10px}.fact-list dd{margin:0}.notice{background:var(--wrong-bg);border:1px solid #e1c9b5;color:#884c34;border-radius:4px;padding:13px 18px;margin-bottom:22px}.slots{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-bottom:25px}.slot-wrap>label{font-size:12px;text-transform:uppercase;letter-spacing:.08em;font-weight:650;display:block;margin-bottom:8px}.slot{width:100%;min-height:105px;border:1px dashed #98ac98;background:#edf2e8;border-radius:6px;padding:18px;font-size:15px;color:var(--green);text-align:left;overflow-wrap:anywhere}.slot.filled{background:var(--white);border-style:solid;color:var(--ink)}.slot.active,.slot.drag-over{outline:2px solid var(--green);outline-offset:2px}.slot-wrap .quiet{font-size:11px;display:block}.brick-heading{font-size:13px;font-weight:650;margin:0 0 8px}.tray-help{font-size:12px;color:var(--muted);margin-bottom:14px}.bricks{display:flex;flex-wrap:wrap;gap:9px;border-top:1px solid var(--line);padding-top:18px}.brick{font-size:12px;line-height:1.45;text-align:left;padding:10px 13px;border:1px solid #c7d3c0;border-radius:5px;background:var(--white);color:var(--ink);max-width:100%;overflow-wrap:anywhere}.brick[draggable=true]{cursor:grab}.brick.selected{border-color:var(--green);box-shadow:0 0 0 1px var(--green);background:var(--tint)}.brick.used{background:#e6ebdf;color:#73816d}.score-line{font:normal 72px/1 Georgia,serif;color:var(--green);margin:22px 0}.score-line small{font:normal 28px Georgia,serif;color:var(--muted)}.result-intro{max-width:650px;color:var(--muted)}.review-list{margin-top:35px}.review-item{padding:19px 0;border-top:1px solid var(--line)}.review-item summary{display:flex;gap:14px;align-items:flex-start;color:var(--ink);font-size:14px}.review-status{font-size:11px;color:var(--green);flex:0 0 72px;font-weight:700}.review-status.wrong{color:#a23b3b}.review-detail{padding:16px 0 0 82px;font-size:14px}.review-detail p{margin-bottom:10px}.explain-label{color:var(--muted);font-size:12px;margin-right:5px}.session-label{font-size:13px;color:var(--muted)}footer{max-width:1128px;margin:auto;border-top:1px solid var(--line);padding:20px 0 30px;display:flex;justify-content:space-between;gap:15px;color:var(--muted);font-size:11px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}[hidden]{display:none!important}@media(min-width:900px){.hero{position:relative}.intro{position:absolute;left:61%;top:60px}.hero-meta{margin-top:30px}}@media(max-width:1200px){main{margin:0 36px}footer{margin:0 36px}}@media(max-width:650px){header{padding:20px}.brand{font-size:20px}.tag{font-size:9px}main{margin:0 20px;padding-top:24px}.formats{grid-template-columns:1fr}.format{padding:18px}.format-number{margin-bottom:12px}.hero-meta{gap:8px 16px}.hero-meta span+span::before{display:none}.slots{grid-template-columns:1fr}.progress{margin-bottom:28px}.option{padding:14px}.section-top{align-items:flex-start;flex-direction:column;gap:8px}.question-title{font-size:28px}.review-detail{padding-left:0}footer{margin:0 20px;flex-direction:column;gap:3px}.source-note{padding:12px 0}.mark{white-space:normal}}
@media(prefers-reduced-motion:no-preference){button,.option{transition:background .15s,border-color .15s}}

.feedback.partial{background:#edf2f5;border-color:var(--blue)}.treatment-feedback{display:grid;grid-template-columns:1fr 1fr;gap:20px}.treatment-feedback h4{font-size:13px;margin:0 0 8px}.treatment-feedback p{font-size:14px;margin:0 0 8px}@media(max-width:650px){.treatment-feedback{grid-template-columns:1fr;gap:14px}}

.review-status.partial{color:#765018}

ul > li::marker{content:""}

.slot.correct,.option.correct,.option.correct:has(input:checked){background:#e8f3e9;border-color:#367a4a}.slot.incorrect,.option.incorrect,.option.incorrect:has(input:checked){background:#fbeaea;border-color:#b54c4c}.feedback-message{font-weight:600}

.slot.correct,.slot.incorrect{display:flex;align-items:center;justify-content:space-between;gap:13px;opacity:1}.slot.incorrect .mark{color:#a23b3b}

.option.missed{background:#fff3d9;border-color:#b7822f}.option.missed .mark{color:#765018}