@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+KR:wght@400;500;600;700;800;900&display=swap');
:root{--bg:#f5f5ef;--ink:#202921;--green:#365b39;--lime:#d4ec79;--line:#dcdfd5}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:'Noto Sans KR',sans-serif}button,a{-webkit-tap-highlight-color:transparent}button{font:inherit;cursor:pointer}button:focus-visible,a:focus-visible{outline:3px solid #83a340;outline-offset:4px}header{max-width:1280px;margin:auto;padding:28px 48px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}a{color:inherit;text-decoration:none}.brand{font-size:22px;font-weight:900;letter-spacing:-1px}.brand span{display:block;font-size:10px;font-weight:500;letter-spacing:2px;margin:5px 0 0 25px}.header-right{display:flex;align-items:center;gap:28px}.live{font-size:10px;letter-spacing:2px;color:var(--green)}.quiet{border:0;background:transparent;color:#677060;font-size:12px;padding:10px}main{max-width:1280px;margin:auto;padding:0 48px}.intro{display:flex;justify-content:space-between;align-items:center;padding:62px 0 48px}.eyebrow{font-size:10px;font-weight:700;letter-spacing:2px;color:var(--green)}h1{font-size:52px;line-height:1.35;letter-spacing:-3px;margin:18px 0 22px;font-weight:800}h1 em{font-style:normal;color:var(--green)}.intro p{color:#7a8074;font-size:14px;line-height:1.9}.orb{width:310px;height:290px;position:relative;display:grid;place-items:center;background:radial-gradient(ellipse,#dceba0 0,transparent 68%)}.orb span{font-size:160px;color:var(--green);line-height:1;transform:rotate(-12deg)}.ring{position:absolute;width:270px;height:150px;border:1px solid #90a36d;border-radius:50%;transform:rotate(-35deg)}.r2{transform:rotate(35deg)}.r3{transform:rotate(90deg)}.orb small{position:absolute;bottom:0;right:0;font-size:9px;letter-spacing:2px;line-height:1.7}.dashboard{display:flex;align-items:center;gap:44px;padding:28px 32px;background:#e9edde;border:1px solid #dce2ce;border-radius:16px}.label{display:block;font-size:9px;letter-spacing:1.5px;color:#7a846d}.dashboard strong{font-size:32px;font-weight:600;display:block;margin-top:5px}.dashboard small{font-size:13px;color:#879178}.progress-area{flex:1;font-size:12px;color:#76816b}.track{height:5px;background:#d4dcc6;margin-top:15px;border-radius:5px;overflow:hidden}.track i{display:block;height:100%;width:0;background:var(--green);transition:width .4s}.primary{background:var(--green);color:white;border:0;padding:16px 23px;border-radius:8px;font-size:13px;font-weight:600}.primary:hover{background:#27452a}.missions{padding-top:56px}.section-top{display:flex;justify-content:space-between;align-items:end}h2{font-size:25px;letter-spacing:-1px;margin:12px 0}.note{font-size:12px;color:#8b9184}nav{display:flex;gap:8px;margin:26px 0}nav button{border:1px solid var(--line);border-radius:30px;padding:10px 20px;font-size:12px;background:transparent;color:#7b8275}nav button.active{background:var(--ink);color:white;border-color:var(--ink)}nav span{margin-left:8px;opacity:.65}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.card{position:relative;text-align:left;border:1px solid var(--line);background:#fffef9;border-radius:14px;padding:25px;min-height:232px;transition:transform .2s,border-color .2s}.card:hover{transform:translateY(-4px);border-color:#819764}.card .category{font-size:10px;padding:5px 9px;border-radius:5px;background:#eaf0df;color:#56703c}.card .num{float:right;font-size:11px;color:#a1a797}.card .symbol{display:block;font-size:34px;letter-spacing:4px;margin:22px 0 12px;color:#365b39}.card h3{font-size:17px;letter-spacing:-.5px;margin:0 0 8px}.card p{font-size:11px;color:#91978a;margin:0}.card .bottom{display:flex;justify-content:space-between;margin-top:24px;font-size:10px;color:#8a9280}.card.done{background:#edf2e3}.card.done .bottom{color:var(--green)}footer{border-top:1px solid var(--line);margin-top:60px;padding:28px 0 40px;display:flex;align-items:center;justify-content:space-between;color:#8a9280;font-size:10px}footer span{font-weight:800;color:#54674b}dialog{width:min(600px,calc(100% - 28px));border:1px solid var(--line);border-radius:20px;padding:30px;background:var(--bg);color:var(--ink)}dialog::backdrop{background:#18291bcc;backdrop-filter:blur(5px)}.modal-top{display:flex;align-items:center;justify-content:space-between}#question{font-size:15px;line-height:1.85;white-space:pre-line}#visual{padding:22px;background:#e9edde;border-radius:10px;font-size:27px;text-align:center;letter-spacing:4px;margin:22px 0;white-space:pre-line}#options{display:grid;grid-template-columns:1fr 1fr;gap:10px}#options button{background:#fffef9;border:1px solid var(--line);border-radius:8px;padding:14px;font-size:13px;text-align:left}#options button:hover{border-color:var(--green)}#options button.correct{background:#dcebbd;border-color:#6e884b}#options button.wrong{background:#f4e0d9}#options button:disabled{cursor:default;color:inherit}.actions{display:flex;justify-content:space-between;align-items:center;margin-top:12px}#attempt{font-size:11px;color:#8b9184}#hintText,#feedback{font-size:13px;line-height:1.8;background:#e8eddc;padding:16px;border-radius:10px}#feedback.error{background:#f4e6dc}#next{margin-top:16px;width:100%}[hidden]{display:none!important}@media(max-width:800px){header{padding:20px}.header-right{gap:6px}.live{display:none}main{padding:0 20px}.intro{padding:40px 0}h1{font-size:36px;letter-spacing:-2px}.orb{width:180px;height:200px}.orb span{font-size:100px}.ring{width:175px;height:90px}.orb small{display:none}.dashboard{gap:20px;padding:20px;flex-wrap:wrap}.progress-area{min-width:40%}.dashboard .primary{width:100%}.grid{grid-template-columns:repeat(2,1fr)}.section-top{display:block}.note{display:block;margin-top:12px}footer{display:block}footer p{margin:15px 0}}@media(max-width:480px){.orb{display:none}.grid{grid-template-columns:1fr}.card{min-height:210px}nav{gap:5px;flex-wrap:wrap}nav button{padding:9px 13px}h2{font-size:22px}#options{grid-template-columns:1fr}}