@font-face{font-family:K2D;src:url('assets/TH-K2D-July8.ttf') format('truetype');font-display:swap;font-weight:400}@font-face{font-family:K2D;src:url('assets/TH-K2D-July8-Bold.ttf') format('truetype');font-display:swap;font-weight:700}
:root{--paper:#f7f3e9;--ink:#173c64;--muted:#627487;--blue:#3979b6;--sky:#dcecf7;--line:#d9dedf;--white:#fffef9;--ease:cubic-bezier(.22,1,.36,1)}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-family:K2D,sans-serif;font-size:23px;line-height:1.5}button,a,input{ -webkit-tap-highlight-color:transparent}button,input{font:inherit}button{cursor:pointer}button,a{touch-action:manipulation}button:disabled{opacity:.45;cursor:default}a{color:inherit}button:focus-visible,a:focus-visible,summary:focus-visible,input:focus-visible{outline:3px solid #3979b6;outline-offset:5px}h1,h2,h3,p{margin:0}h1,h2,h3{font-weight:700;line-height:1.16}h1{font-size:clamp(56px,5.5vw,87px);letter-spacing:-1.5px}h2{font-size:38px}h3{font-size:27px}.topbar{height:104px;display:flex;align-items:center;justify-content:space-between;max-width:1320px;margin:auto;padding:0 52px;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:11px;text-decoration:none;font:700 18px/1.05 Arial,sans-serif;letter-spacing:1px}.brand-small{display:block;font:9px/1.8 Arial,sans-serif;letter-spacing:2px}.header-note{color:var(--muted);font-size:21px}.quiet{background:none;border:0;color:var(--muted);font-size:18px;padding:10px}.primary,.secondary{border-radius:16px;border:1px solid var(--ink);padding:13px 26px;font-weight:700;transition:transform .25s var(--ease),box-shadow .25s,background .2s;display:inline-flex;align-items:center;justify-content:center;gap:22px;text-decoration:none}.primary{background:var(--ink);color:var(--white);box-shadow:0 7px 0 #c3d4df}.primary:hover{background:#245783;transform:translateY(-3px);box-shadow:0 10px 0 #c3d4df}.primary:active{transform:translateY(2px);box-shadow:0 3px 0 #c3d4df}.secondary{background:transparent;color:var(--ink);border-color:#c5ced4}.secondary:hover{background:var(--sky)}.eyebrow{font:12px/1.5 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#9ab9d2;border-radius:50%;transform:rotate(-25deg)}.orbit:after{content:'';position:absolute;width:13px;height:13px;background:var(--blue);border:5px solid var(--paper);box-sizing:content-box;border-radius:50%;top:45px;left:30px}.llama{width:295px;height:370px;z-index:1;filter:drop-shadow(0 20px 16px #173c6414);animation:float 5s ease-in-out infinite}.float-card{position:absolute;z-index:2;border:1px solid #c7d6e2;background:#fffef9ed;border-radius:17px;padding:12px 19px;box-shadow:0 12px 25px #173c640b;animation:float 5s ease-in-out infinite;font-size:22px}.float-card b{display:block;font:700 13px/1.4 Arial,sans-serif;letter-spacing:1px}.float-card.one{left:0;top:70px;transform:rotate(-7deg);animation-delay:-1.5s}.float-card.two{right:0;bottom:74px;animation-delay:-3s}.spark{position:absolute;font-size:52px;right:25px;top:48px;color:var(--blue);animation:spin 18s linear infinite}.scene-label{position:absolute;bottom:8px;font:11px 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24px}.quiz-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}.quiz-top h1{font-size:36px;letter-spacing:0}.quiz-top small{font-size:19px;color:var(--muted)}.progress-track{height:5px;background:#dde2e5;border-radius:5px;overflow:hidden;margin:18px 0 30px}.progress-fill{height:100%;background:var(--blue);transition:width .55s var(--ease)}.quiz-grid{display:grid;grid-template-columns:minmax(0,1fr) 265px;gap:28px;align-items:start}.question-card{background:var(--white);border:1px solid var(--line);border-radius:26px;padding:35px 38px;box-shadow:0 15px 45px #173c6405;animation:questionIn .4s var(--ease)}.question-meta{display:flex;justify-content:space-between;align-items:center;gap:15px;margin-bottom:24px;font-size:18px;color:var(--muted)}.pill{display:inline-flex;align-items:center;padding:4px 13px;border-radius:50px;background:var(--sky);color:var(--ink);font-size:18px}.context{background:#eef4f7;border-left:3px solid #8fb6d4;padding:17px 22px;border-radius:0 12px 12px 0;margin-bottom:24px;color:#415a70;font-size:22px}.question-card h2{font-size:33px;line-height:1.4;margin-bottom:27px}.options{border:0;padding:0;margin:0;display:grid;gap:12px;min-width:0}.option{position:relative;border:1px solid #dce1e3;border-radius:14px;padding:15px 16px;display:flex;align-items:center;gap:15px;cursor:pointer;transition:background .2s,border-color .2s,transform .25s var(--ease);font-size:23px}.option:hover{background:#f0f6fa;border-color:#9bb7cf;transform:translateX(3px)}.option:has(input:checked){background:#e5f0f8;border-color:var(--blue);box-shadow:inset 0 0 0 1px var(--blue)}.option:has(input:focus-visible){outline:3px solid #3979b6;outline-offset:3px}.option input{position:absolute;opacity:0;width:1px;height:1px}.letter{display:flex;width:33px;height:33px;flex:0 0 33px;align-items:center;justify-content:center;border:1px solid #ccd5dc;border-radius:10px;font:14px Arial,sans-serif;transition:background .2s,color .2s}.option:has(input:checked) .letter{background:var(--ink);color:white;border-color:var(--ink)}.question-nav{display:flex;justify-content:space-between;align-items:center;gap:15px;margin-top:27px}.question-nav button{font-size:22px}.board{border:1px solid var(--line);border-radius:22px;padding:22px;background:#f0eee6;position:sticky;top:24px}.board h3{font-size:26px;margin-bottom:4px}.board-sub{font-size:18px;color:var(--muted)}.numbers{display:grid;grid-template-columns:repeat(5,1fr);gap:7px;margin:19px 0}.number{width:100%;aspect-ratio:1;border:1px solid #cdd5d9;border-radius:9px;background:var(--white);color:var(--ink);font:14px Arial,sans-serif;position:relative;transition:transform .2s,background .2s}.number:hover{transform:translateY(-2px)}.number.done{background:#bed8ec;border-color:#96b9d3}.number.current{outline:2px solid var(--ink);outline-offset:2px}.number.flagged:after{content:'';width:7px;height:7px;border-radius:50%;background:#bf8640;position:absolute;right:3px;top:3px}.legend{font-size:17px;color:var(--muted);line-height:1.6;margin-bottom:16px}.board .primary{width:100%;font-size:21px;padding:11px 8px}.flag{border:0;background:none;color:var(--muted);font-size:18px;padding:5px 0}.flag.active{color:#986323}.quiz-note{margin-top:21px;color:var(--muted);font-size:18px}.results{max-width:1120px;padding:0 28px;margin:45px auto}.result-hero{display:grid;grid-template-columns:270px 1fr;gap:52px;align-items:center;padding:35px 40px 42px;background:var(--white);border:1px solid var(--line);border-radius:28px;position:relative;overflow:hidden}.result-hero h1{font-size:51px;letter-spacing:0;margin:13px 0}.result-hero p{color:var(--muted);font-size:23px}.ring{width:236px;height:236px;position:relative;display:grid;place-items:center}.ring svg{position:absolute;inset:0;transform:rotate(-90deg)}.ring circle{fill:none;stroke-width:7}.ring .track{stroke:#e6eced}.ring .value{stroke:var(--blue);stroke-linecap:round;stroke-dasharray:628.319;stroke-dashoffset:628.319;transition:stroke-dashoffset 1.4s var(--ease)}.ring strong{font:55px Arial,sans-serif;letter-spacing:-3px}.ring small{display:block;text-align:center;font-size:21px;color:var(--muted);letter-spacing:0}.result-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:25px}.result-actions button{font-size:21px}.review-head{display:flex;justify-content:space-between;gap:20px;align-items:center;margin:40px 0 20px}.review-head h2{font-size:34px}.review-head button{font-size:19px}.review-list{display:grid;gap:12px}.review{background:var(--white);border:1px solid var(--line);border-radius:16px;overflow:hidden}.review summary{cursor:pointer;display:flex;gap:14px;align-items:center;list-style:none;padding:20px 24px;font-size:24px}.review summary::-webkit-details-marker{display:none}.review summary:after{content:'＋';margin-left:auto;font-size:22px}.review[open] summary:after{content:'−'}.status-icon{font:15px Arial,sans-serif;border-radius:50%;width:28px;height:28px;flex:0 0 28px;display:grid;place-items:center;background:#e3efea;color:#2c6a50}.review.wrong .status-icon{background:#f6e9df;color:#94592d}.review-content{padding:0 24px 24px 66px;font-size:22px;animation:enter .3s var(--ease)}.review-content p{margin:8px 0}.review-content .reason{background:#eef4f8;padding:14px 18px;border-radius:12px;margin:15px 0}.review-content small{color:var(--muted);font-size:19px}.topic-summary{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}.topic-stat{font-size:18px;padding:7px 13px;border:1px solid #d5e0e7;border-radius:12px;background:#eaf2f8}dialog{background:var(--white);color:var(--ink);border:1px solid var(--line);border-radius:25px;max-width:530px;width:calc(100% - 36px);padding:32px;box-shadow:0 30px 100px #173c6433}dialog::backdrop{background:#173c646b;backdrop-filter:blur(5px)}dialog p{margin:18px 0;color:var(--muted)}.dialog-actions{display:flex;gap:12px;flex-direction:column}.dialog-icon{font-size:40px;color:var(--blue);margin-bottom:10px}.empty{padding:35px;border:1px dashed #a9bdcc;border-radius:16px;text-align:center}.confetti{position:absolute;top:0;left:var(--x);width:7px;height:12px;background:var(--c);opacity:0;pointer-events:none;animation:confetti 1.8s var(--ease) var(--delay) both}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}
@keyframes enter{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}@keyframes questionIn{from{opacity:0;transform:translateX(14px)}to{opacity:1;transform:none}}@keyframes float{0%,100%{translate:0 0}50%{translate:0 -12px}}@keyframes spin{to{rotate:360deg}}@keyframes confetti{0%{opacity:0;transform:translateY(-20px) rotate(0)}15%{opacity:1}100%{opacity:0;transform:translateY(320px) rotate(260deg)}}
@media(min-width:1500px){.hero{margin-top:85px}.facts{margin-top:45px}}
@media(max-width:900px){.topbar{padding:0 26px}.hero{gap:10px}.scene{scale:.88;min-height:440px}.float-card.one{left:-15px}.fact{padding:20px}.entry-bottom,.facts{margin-left:28px;margin-right:28px}.quiz-grid{grid-template-columns:1fr 225px;gap:17px}.question-card{padding:25px}.board{padding:17px}.result-hero{gap:20px;padding:28px}}
@media(max-width:680px){body{font-size:22px}.topbar{height:84px;padding:0 20px}.header-note{display:none}.quiet{font-size:17px;padding:10px 0}.hero{grid-template-columns:1fr;margin-top:33px;padding:0 25px}.hero-copy{padding:0}.hero h1{font-size:62px}.lead{font-size:23px;margin:18px 0 24px}.scene{min-height:340px;scale:1;margin:20px 0}.orb{width:260px;height:260px}.llama{height:290px;width:220px}.orbit{width:320px;height:180px}.float-card{font-size:19px;padding:9px 12px}.float-card.one{left:0;top:26px}.float-card.two{right:0;bottom:38px}.spark{font-size:40px;top:14px;right:5px}.scene-label{bottom:-8px}.facts{margin:15px 24px 0}.fact{padding:17px 8px;display:block;text-align:center}.fact strong{font-size:31px;letter-spacing:-1px}.fact span{font-size:18px;display:block;margin-top:8px}.fact small{font-size:16px}.entry-bottom{display:block;margin:20px 26px}.entry-bottom span{display:block}footer{padding:16px 24px;margin-top:30px;gap:12px;flex-direction:column;font-size:17px}.quiz-shell{padding:0 18px;margin:27px auto}.quiz-top h1{font-size:29px}.quiz-top small{font-size:17px}.quiz-grid{display:flex;flex-direction:column}.board{order:-1;width:100%;position:static;padding:16px}.board h3{font-size:23px}.numbers{grid-template-columns:repeat(10,1fr);gap:6px;margin:12px 0}.number{font-size:12px;border-radius:6px;min-height:25px}.board .primary,.legend{display:none}.board-sub{font-size:17px}.question-card{padding:23px 20px;width:100%;border-radius:20px}.question-meta{font-size:17px;margin-bottom:19px}.pill{font-size:16px}.question-card h2{font-size:29px;margin-bottom:22px}.option{font-size:22px;padding:13px 12px;gap:12px}.question-nav .primary,.question-nav .secondary{font-size:21px;padding:11px 17px}.context{font-size:21px;padding:13px 16px}.result-hero{grid-template-columns:1fr;padding:25px;gap:17px}.ring{margin:auto;width:200px;height:200px}.result-hero h1{font-size:39px}.result-hero .eyebrow{margin-bottom:14px}.results{padding:0 18px;margin:28px auto}.review-head{margin-top:30px}.review-head h2{font-size:29px}.review-head button{font-size:18px;padding:9px 12px}.review summary{padding:17px;font-size:22px}.review-content{padding:0 17px 20px;font-size:21px}.review summary:after{font-size:19px}.result-actions{gap:10px}.result-actions button{font-size:20px}.topic-summary{gap:7px}.topic-stat{font-size:17px}.eyebrow{font-size:11px}}
@media(max-width:680px){.question-nav{display:grid;grid-template-columns:1fr 1fr}.question-nav .flag{grid-column:1/-1;grid-row:1;text-align:center}.question-nav .primary,.question-nav .secondary{white-space:nowrap;padding:11px 13px}.question-nav .primary{grid-column:2}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}body.reduce-motion *,body.reduce-motion *:before,body.reduce-motion *:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}