@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+KR:wght@400;500;600;700;800;900&display=swap');
:root{--ink:#243b40;--teal:#176e70;--line:#dbe5df;--muted:#647575;--paper:#fffcf4;--orange:#f6b755}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-family:'Noto Sans KR',system-ui,sans-serif;line-height:1.65}button,select{font:inherit;color:inherit}button,a,select{-webkit-tap-highlight-color:transparent}button{cursor:pointer;border:1px solid var(--line);border-radius:12px;background:white;padding:10px 14px;min-height:44px;font-weight:600}button:hover:not(:disabled){border-color:var(--teal);background:#eff7f3}button:disabled{cursor:default;opacity:.48}button:focus-visible,a:focus-visible,select:focus-visible{outline:3px solid #e79726;outline-offset:3px}a{color:var(--teal)}header{max-width:1160px;margin:auto;display:flex;justify-content:space-between;align-items:center;padding:23px 24px;gap:16px}.brand{text-decoration:none;font-size:21px;font-weight:900;letter-spacing:.05em}.brand span{display:block;letter-spacing:0;font-size:10px;color:var(--muted);font-weight:500}.tools{display:flex;gap:8px;align-items:center}.tools button{font-size:13px;background:transparent}.tools select{border:1px solid var(--line);border-radius:10px;min-height:44px;padding:6px;background:white;font-size:13px}main{max-width:1160px;padding:0 24px 32px;margin:auto}nav{display:flex;gap:8px;flex-wrap:wrap;margin:0 0 24px}nav a{font-size:12px;text-decoration:none;padding:6px 12px;border:1px solid var(--line);border-radius:30px}nav a[aria-current]{background:var(--teal);color:white;border-color:var(--teal)}.titlebar{display:flex;align-items:center;justify-content:space-between;gap:15px;margin-bottom:22px}.eyebrow{font-size:12px;letter-spacing:.1em;font-weight:800;color:var(--teal);margin:0 0 5px}h1{font-size:clamp(26px,3vw,36px);line-height:1.3;letter-spacing:-.06em;margin:0}h2{font-size:20px;line-height:1.4;letter-spacing:-.025em;margin:0 0 10px}p{margin:0 0 12px}.text-button{border:0;background:transparent;font-size:12px;white-space:nowrap;color:var(--muted)}.workspace{display:grid;grid-template-columns:1.35fr 1fr;gap:22px;align-items:start}.panel{background:white;border:1px solid var(--line);border-radius:22px;overflow:hidden}.experiment-head{display:flex;justify-content:space-between;align-items:center;padding:18px 22px;border-bottom:1px solid var(--line);gap:10px}.experiment-head h2{font-size:15px;margin:0}.pill{font-size:11px;border-radius:20px;background:#eaf3ee;padding:5px 10px;color:var(--teal);white-space:nowrap}.diagram{background:#f4f9f6;padding:10px 16px 0}.diagram svg{display:block;width:100%;height:auto;overflow:visible}.diagram text{font-family:inherit;font-size:14px;fill:#566f70;font-weight:600}.result{min-height:66px;padding:15px 22px;background:#fff7e7;border-top:1px solid #eee2c9;font-size:14px}.result.good{background:#eaf5eb;border-color:#cfdfcd}.result.neutral{background:#f3f6f4;border-color:var(--line)}.buddy{display:flex;align-items:center;padding:14px 20px 10px;gap:12px;background:white}.buddy img{width:132px;height:142px;object-fit:contain;mix-blend-mode:multiply;flex-shrink:0}.buddy p{font-size:14px;margin:0}.buddy strong{display:block;font-size:12px;color:var(--teal);margin-bottom:4px}.controls{padding:24px}.controls>p{font-size:14px;color:var(--muted)}fieldset{border:0;padding:0;margin:20px 0 0;min-width:0}legend{font-size:13px;font-weight:800;margin-bottom:9px;padding:0}.settings{display:flex;gap:8px}.settings button{flex:1;font-size:14px;padding:9px 5px}.settings button[aria-pressed=true]{background:#e3f1ed;border:2px solid var(--teal);padding:8px 4px;color:#125958}.prediction{padding-top:17px;margin-top:21px;border-top:1px dashed var(--line)}.prediction legend{padding-top:16px}.primary{background:var(--teal);color:white;border:1px solid var(--teal);font-weight:800}.primary:hover:not(:disabled){background:#115b5d;color:white}.run{width:100%;margin-top:16px;box-shadow:0 4px 0 #10484b;min-height:52px}.help{font-size:11px;color:var(--muted);margin:10px 0 0;text-align:center}.word{display:inline;padding:0;min-height:0;border:0;border-radius:0;border-bottom:1px dashed var(--teal);color:var(--teal);background:transparent;font-weight:inherit}.notebook{margin-top:24px;padding:24px}.notebook-heading{display:flex;justify-content:space-between;align-items:center;gap:12px}.notebook-heading h2{margin:0}.notebook>p{font-size:13px;color:var(--muted);margin:7px 0 20px}.records{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.record{padding:15px;text-align:left;position:relative;border-radius:14px;background:#fffdf6}.record[aria-pressed=true]{outline:2px solid var(--teal);outline-offset:-2px;background:#eaf5ee}.record-top{display:flex;justify-content:space-between;align-items:center;gap:4px;margin-bottom:10px}.record-num{font-size:12px;font-weight:800;color:var(--muted)}.check{width:23px;height:23px;border:1px solid #9fb4ac;border-radius:7px;text-align:center;line-height:21px;background:white;color:var(--teal);font-weight:900}.record dl{font-size:12px;display:grid;grid-template-columns:1fr 1fr;gap:3px;margin:0 0 12px}.record dt{font-weight:400;color:var(--muted)}.record dd{margin:0;text-align:right}.outcome{font-size:12px;font-weight:800;display:block;border-top:1px dashed #d3dcd3;padding-top:9px}.outcome.fail{color:#a15d32}.outcome.pass{color:#206e4c}.compare-row{display:flex;gap:15px;align-items:center;justify-content:space-between;margin-top:20px}.compare-row p{font-size:12px;color:var(--muted);margin:0}.compare-row button{min-width:180px}.compare-feedback{margin-top:16px;border-radius:12px;background:#fff4db;padding:16px;font-size:14px}.compare-feedback strong{display:block;margin-bottom:4px}.comparison{display:grid;grid-template-columns:1fr 1fr 1fr;font-size:12px;background:#f3f7f4;border-radius:12px;overflow:hidden;margin-top:16px}.comparison>span{padding:9px;border-bottom:1px solid white}.comparison .different{background:#ffedbe;font-weight:800}.hint-block{margin-top:18px;color:var(--muted);font-size:12px}.hint-block summary{cursor:pointer}.hint-block p{padding:10px 0;margin:0}.mission{display:flex;gap:7px;font-size:12px;flex-wrap:wrap;margin:0 0 20px}.mission span{border-radius:7px;background:#edf1e9;padding:5px 10px}.mission span.active{background:#ffebbb;color:#765219}.finish{max-width:660px;margin:auto;padding:30px;background:#fffefa;border:1px solid #e2d398;border-radius:24px;text-align:center}.finish .reward-hero{margin:0 0 16px}.finish .reward-corgi{width:180px;height:190px;mix-blend-mode:multiply}.finish .reward-hero h2{font-size:38px}.takeaway{padding:20px;background:#edf5ee;border-radius:14px;margin:24px 0;text-align:left;font-size:14px}.takeaway h3{font-size:16px;margin:0 0 10px}.finish .primary{display:block;width:100%;margin-top:12px}.finish>a{display:block;margin:20px 0 0;font-size:14px}footer{font-size:11px;color:#73817b;text-align:center;padding:22px 8px 0}dialog{border:1px solid var(--line);border-radius:20px;padding:25px;max-width:480px;width:calc(100% - 32px);color:var(--ink)}dialog::backdrop{background:#163f3d70}.dialog-head,.dialog-actions{display:flex;align-items:center;justify-content:space-between;gap:12px}.dialog-head h2{margin:0}.dialog-head button{font-size:22px}.dialog-actions{justify-content:flex-end;margin-top:20px}dialog dt{font-weight:800;color:var(--teal);margin-top:15px}dialog dd{margin:4px 0 14px;font-size:14px}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}.test-load{transform-box:fill-box;transform-origin:center}.testing .test-load{animation:load-in .7s both}.testing .deck{animation:shake .6s .6s both}@keyframes load-in{from{opacity:0;transform:translateY(-25px)}to{opacity:1;transform:translateY(0)}}@keyframes shake{25%,75%{transform:translateY(3px)}50%{transform:translateY(-1px)}}@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}@media(max-width:780px){.workspace{grid-template-columns:1fr}.buddy img{width:106px;height:118px}.controls{padding:20px}.controls fieldset{margin-top:14px}.records{grid-template-columns:repeat(2,1fr)}.diagram{padding:4px 15px 0}.notebook{padding:20px}.titlebar{margin-bottom:18px}header{padding:18px 20px}main{padding:0 20px 24px}.buddy{padding:8px 15px}.experiment-head{padding:13px 18px}}@media(max-width:420px){main{padding:0 14px 24px}header{padding:16px 14px}.brand{font-size:17px}.brand span{font-size:9px}.tools{gap:4px}.tools button{padding:7px;font-size:11px}.tools select{font-size:11px;padding:4px}nav{gap:5px;margin-bottom:18px}nav a{font-size:10px;padding:5px 8px}h1{font-size:25px}.eyebrow{font-size:10px}.titlebar{gap:5px}.record{padding:11px}.records{gap:9px}.notebook{padding:17px 13px}.compare-row{flex-direction:column;align-items:stretch}.compare-row button{width:100%}.buddy p{font-size:13px}.buddy img{width:95px;height:108px}.finish{padding:20px 16px}.finish .reward-hero h2{font-size:30px}.comparison{font-size:11px}.comparison>span{padding:7px 5px}}

.comparison{display:table;width:100%;border-collapse:collapse;text-align:left}.comparison th,.comparison td{padding:9px;border-bottom:1px solid white;width:33.333%}.comparison th{font-weight:600}.comparison .different{background:#ffedbe}@media(max-width:420px){.comparison th,.comparison td{padding:7px 5px}}