@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Manrope:wght@400;500;600;700;800&display=swap');
:root{--green:#174c3c;--ink:#223e35;--cream:#f7f4e9;--orange:#bc771c;--line:#d9dfd6;--muted:#5d6c62;--mint:#e1eadd;--sand:#efe2c6;--peach:#efdfd3}*{box-sizing:border-box}body{margin:0;background:var(--cream);color:var(--ink);font:16px/1.5 'DM Sans',Arial,sans-serif}button,a{-webkit-tap-highlight-color:transparent}button{font:inherit;cursor:pointer}a{color:var(--green)}button:disabled{cursor:default}button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid #b5741c;outline-offset:5px}header{max-width:1360px;margin:auto;height:102px;display:flex;align-items:center;justify-content:space-between;padding:0 56px;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:11px;text-decoration:none;font-size:19px;letter-spacing:-.5px}.brand-icon{width:36px;height:36px;border-radius:10px;background:var(--green);color:var(--cream);display:grid;place-items:center;font-family:Georgia,serif;font-size:26px;font-style:italic}.brand b{font-weight:700}.header-right{display:flex;align-items:center;gap:28px}.class-tag{font-size:11px;font-weight:700;letter-spacing:1.6px;color:var(--muted)}.text-btn{background:none;border:0;padding:5px 0;color:var(--green);font-size:13px;font-weight:600}.text-btn span{padding-left:6px}.muted{color:var(--muted)}main{max-width:1248px;margin:auto;padding:0 32px}h1,h2,p{margin:0}h1,h2{font-family:Manrope,'DM Sans',Arial,sans-serif}.hero{display:grid;grid-template-columns:1.1fr .9fr;align-items:center;gap:70px;padding:68px 16px 56px}.eyebrow{font-size:11px;font-weight:700;letter-spacing:1.8px;display:flex;align-items:center;gap:10px}.dot{width:6px;height:6px;display:inline-block;border-radius:100%;background:var(--orange)}.hero h1{font-size:clamp(48px,5.9vw,78px);font-weight:700;line-height:1.07;letter-spacing:-4px;margin:24px 0}.orange{color:var(--orange)}.lead{color:var(--muted);font-size:17px;line-height:1.7}.hero-meta{display:flex;gap:26px;margin:26px 0 30px;font-size:13px;color:var(--muted)}.hero-meta b{color:var(--green);font-size:17px;margin-right:4px}.primary{display:inline-flex;align-items:center;justify-content:center;gap:30px;padding:15px 24px;border:1px solid var(--green);background:var(--green);border-radius:9px;color:white;font-size:14px;font-weight:600;min-height:51px;transition:background .15s,transform .15s}.primary:hover{background:#23654f;transform:translateY(-1px)}.start{min-width:230px}.small-note{font-size:12px;line-height:1.6;color:var(--muted);margin-top:14px}.mission-art{background:#e9eddf;border:1px solid #d5ddcf;border-radius:20px;transform:rotate(2deg);padding:22px 24px;box-shadow:0 12px 0 -5px #e0e4d7}.art-label{display:flex;align-items:center;gap:8px;font-size:9px;font-weight:700;letter-spacing:1.5px;border-bottom:1px solid #ccd7c6;padding-bottom:15px}.art-label>span:last-child{margin-left:auto;border:1px solid #adbdab;padding:3px 6px;border-radius:4px}.art-center{display:flex;align-items:center;justify-content:center;gap:15px;padding:28px 4px}.art-center svg{width:145px;height:160px}.art-caption{font-size:12px;color:#52664f;line-height:1.8}.art-caption b{font-weight:500;font-size:10px}.factor-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}.factor-grid>div{background:#f8f8ed;border:1px solid #d8dece;border-radius:9px;display:flex;align-items:center;gap:12px;padding:12px}.factor-grid b{width:31px;height:31px;border-radius:50%;background:#dce5d3;display:grid;place-items:center;font-size:14px}.factor-grid>div:nth-child(2) b{background:#eedbb6}.factor-grid>div:nth-child(3) b{background:#e9d3c5}.factor-grid span{font-size:12px;font-weight:600}.mission-list{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);padding:30px 16px 38px;gap:30px}.mission-teaser{display:flex;gap:14px}.number{font-size:11px;font-weight:700;line-height:1;letter-spacing:1px;color:var(--orange);padding-top:6px}.mission-teaser h2{font-size:15px;margin-bottom:6px}.mission-teaser p{font-size:12px;color:var(--muted);max-width:230px}footer{max-width:1248px;display:flex;align-items:center;justify-content:space-between;margin:14px auto 0;padding:22px 48px;border-top:1px solid var(--line);font-size:11px;color:var(--muted)}.game-layout{display:grid;grid-template-columns:260px 1fr;gap:58px;padding:44px 16px 45px}.game-sidebar h1{font-size:29px;line-height:1.3;letter-spacing:-1px;margin:19px 0 32px}.mission-step{display:flex;gap:13px;padding:17px 0;color:#748076;align-items:center}.step-no{border:1px solid #cbd4c8;width:35px;height:35px;flex:0 0 35px;display:grid;place-items:center;border-radius:50%;font-size:11px;font-weight:700}.mission-step b{font-size:13px;font-weight:600;display:block}.mission-step small{font-size:10px;display:block;margin-top:3px}.mission-step.active{color:var(--green)}.mission-step.active .step-no{color:white;background:var(--green);border-color:var(--green)}.mission-step.done .step-no{background:#e0e9da;color:var(--green);border-color:#e0e9da}.sidebar-note{font-size:11px;color:var(--muted);line-height:1.8;border-top:1px solid var(--line);padding-top:20px;margin-top:20px;max-width:225px}.game-status{display:flex;justify-content:space-between;align-items:center;font-size:12px;color:var(--muted)}.game-status b{color:var(--green)}.score{font-weight:700;font-size:21px;color:var(--green)}.score span{font-size:11px;font-weight:400}.progress{height:5px;border-radius:5px;background:#e1e5d9;margin:12px 0 22px;overflow:hidden}.progress>span{display:block;height:100%;background:var(--green);transition:width .2s}.question-card{background:#fffef9;border:1px solid #dce1d6;border-radius:15px;padding:28px 30px 22px;box-shadow:0 4px 12px #253b2504}.question-meta{display:flex;justify-content:space-between;align-items:center;gap:12px;font-size:9px;font-weight:600;letter-spacing:1px;color:var(--muted)}.pill{padding:6px 9px;border-radius:4px;color:#254b39;font-size:10px;letter-spacing:.3px}.mint{background:var(--mint)}.sand{background:var(--sand)}.peach{background:var(--peach)}.question-card h2{font-size:24px;line-height:1.4;font-weight:600;letter-spacing:-.7px;margin:24px 0 12px}.instruction{font-size:12px;color:var(--muted);margin-bottom:23px}.options{display:grid;gap:10px}.option{display:flex;align-items:center;gap:14px;text-align:left;width:100%;padding:14px 16px;color:var(--ink);background:white;border:1px solid #d8dfd3;border-radius:8px;font-size:14px;min-height:57px;transition:background .15s,border .15s}.option:not(:disabled):hover{border-color:var(--green);background:#f0f4eb}.letter{height:27px;width:27px;flex:0 0 27px;border-radius:5px;border:1px solid #dce1d7;display:grid;place-items:center;font-size:11px;font-weight:600;color:#5f6f60}.option.correct{background:#e4efdf;border-color:#5c9067}.correct .letter{background:var(--green);border-color:var(--green);color:white}.option.wrong{background:#f7ece5;border-color:#c29881;color:#815e4a}.wrong .letter{border-color:#c29881;color:#815e4a}.option:disabled:not(.correct):not(.wrong){opacity:.55}.feedback{border-radius:8px;padding:15px 17px;margin-top:17px;font-size:12px}.feedback b{font-size:13px}.feedback p{margin-top:5px;line-height:1.7}.success{background:#eaf1e4;color:#234a32}.retry{background:#f4ead8;color:#75501c}.question-bottom{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:65px;margin-top:14px}.question-bottom>span{font-size:10px;color:var(--muted)}.question-bottom .primary{padding:11px 19px;min-height:43px;font-size:12px}.result{max-width:780px;margin:auto;text-align:center;padding:48px 0}.result>.eyebrow{justify-content:center}.result-badge{width:57px;height:57px;border-radius:50%;display:grid;place-items:center;background:#e0ead8;color:var(--green);font-size:25px;margin:25px auto 16px}.result h1{font-size:41px;letter-spacing:-1.8px;margin-bottom:9px}.result .lead{font-size:15px}.result-score{padding:20px 0 26px}.result-score>b{font-size:70px;line-height:1.1;letter-spacing:-5px;font-family:Manrope,sans-serif}.result-score>b>span{font-size:29px;letter-spacing:-1px;color:#86917d;font-weight:400}.result-score p{font-size:12px;color:var(--muted);margin-top:5px}.result-missions{display:grid;grid-template-columns:repeat(3,1fr);border:1px solid var(--line);border-radius:12px;background:#fffdf7;overflow:hidden}.result-missions>div{display:flex;align-items:center;flex-direction:column;padding:19px 8px;border-right:1px solid var(--line);gap:9px}.result-missions>div:last-child{border:0}.result-missions b{font-size:12px}.result-missions>div>span:last-child{font-weight:600;font-size:17px}.review{margin-top:22px;text-align:left;border:1px solid var(--line);border-radius:8px;background:#fcfbf4}.review summary{cursor:pointer;padding:15px;font-size:13px;font-weight:600}.review summary span{font-size:11px;color:var(--muted);float:right}.review p{font-size:12px;color:var(--muted);padding:10px 17px;border-top:1px solid var(--line)}.result-actions{display:flex;gap:13px;justify-content:center;margin-top:28px}.secondary{display:inline-flex;align-items:center;justify-content:center;border:1px solid #b4c0ac;padding:12px 19px;border-radius:9px;text-decoration:none;font-size:13px;font-weight:600}.perfect{font-size:13px;color:var(--muted);margin-top:25px}.result .small-note{font-size:11px}dialog{border:1px solid var(--line);border-radius:14px;background:var(--cream);color:var(--ink);padding:27px 30px;width:min(570px,calc(100% - 36px));max-height:85vh}dialog::backdrop{background:#142d23a6;backdrop-filter:blur(3px)}.dialog-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}.close{border:0;background:transparent;font-size:27px;color:var(--green);width:32px}.dialog-top .eyebrow{font-size:10px}dialog h2{font-size:23px;letter-spacing:-.6px;margin-bottom:18px}dialog p,dialog li{font-size:14px;line-height:1.8;margin:12px 0}dialog ol{padding-left:22px}
@media(min-width:1500px){.hero{padding-top:85px;padding-bottom:80px}.hero h1{font-size:84px}.mission-art{max-width:440px}.hero-copy{padding-left:10px}}
@media(max-width:950px){header{padding:0 30px;height:85px}.hero{gap:35px;padding-top:45px}.hero h1{font-size:61px}.art-center{flex-direction:column;gap:0;padding:18px 0}.art-center svg{width:120px;height:130px}.art-caption{text-align:center}.game-layout{grid-template-columns:190px 1fr;gap:25px}.question-card{padding:23px}.question-card h2{font-size:22px}.game-sidebar h1{font-size:25px}.header-right{gap:20px}.class-tag{font-size:9px;letter-spacing:1px}.mission-teaser{gap:9px}.mission-list{gap:20px}}
@media(max-width:680px){header{padding:0 20px;height:76px}.brand{font-size:15px}.brand-icon{height:31px;width:31px;font-size:23px}.class-tag{display:none}.text-btn{font-size:12px}main{padding:0 20px}.hero{padding:34px 0 28px;gap:20px;grid-template-columns:1fr}.hero h1{font-size:59px;letter-spacing:-3px;margin:21px 0}.lead{font-size:15px}.hero-meta{margin:20px 0 23px}.mission-art{display:none}.hero .start{width:100%}.hero .small-note{text-align:center}.hero .muted{display:block;margin:8px auto}.mission-list{grid-template-columns:1fr;padding:23px 0;gap:23px}.mission-teaser p{max-width:none}.mission-teaser h2{font-size:14px}.mission-teaser .number{width:25px;flex:0 0 25px}.game-layout{grid-template-columns:1fr;gap:20px;padding:24px 0}.game-sidebar>.eyebrow,.game-sidebar h1,.sidebar-note{display:none}.game-sidebar nav{display:flex;justify-content:space-between;gap:8px}.mission-step{padding:0;gap:6px;flex:1;align-items:flex-start}.step-no{width:26px;height:26px;flex:0 0 26px;font-size:9px}.mission-step b{font-size:9px;line-height:1.5;max-width:70px;padding-top:2px}.mission-step small{display:none}.game-status{font-size:11px}.score{font-size:18px}.progress{margin:9px 0 17px}.question-card{padding:19px 17px 15px;border-radius:12px}.question-meta{font-size:8px;letter-spacing:.5px}.question-card h2{font-size:21px;letter-spacing:-.5px;margin-top:21px}.instruction{font-size:11px;margin-bottom:17px}.option{padding:12px 11px;font-size:13px;gap:10px;min-height:55px}.question-bottom{align-items:flex-end}.question-bottom>span{font-size:9px;max-width:115px}.question-bottom .primary{gap:15px}.feedback{padding:13px;font-size:12px}.result{padding:33px 0}.result h1{font-size:32px}.result-missions b{font-size:10px}.result-score>b{font-size:65px}.result-actions{flex-direction:column}.result-actions .primary{width:100%}.result .small-note{font-size:10px}footer{padding:20px;margin-top:2px;font-size:9px;gap:15px}footer .text-btn{font-size:10px}dialog{padding:20px}dialog h2{font-size:21px}}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}