:root{color-scheme:light;--ink:#1d2522;--muted:#68766f;--green:#244e40;--green-light:#edf4ef;--line:#dfe5e1;--bg:#f6f7f8;--danger:#9b3e2e;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans KR",sans-serif;color:var(--ink);background:var(--bg);font-synthesis:none}
*{box-sizing:border-box}body{margin:0;font-size:15px;line-height:1.7}button,input,select,textarea{font:inherit}button,a,input,textarea{ -webkit-tap-highlight-color:transparent}button,a{touch-action:manipulation}button{cursor:pointer;border:0}a{color:var(--green);text-decoration:none}button:disabled{cursor:not-allowed;opacity:.48}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,summary:focus-visible{outline:3px solid #77a48a;outline-offset:4px}[hidden]{display:none!important}.study-header{max-width:1100px;height:66px;margin:auto;padding:0 24px;display:flex;align-items:center;justify-content:space-between;gap:16px}.brand{font-size:18px;display:inline-flex;align-items:center;gap:9px;font-weight:750;color:#1f2924}.brand img{border-radius:7px}.study-header>span{font-size:12px;color:var(--muted)}.page{padding:48px 24px 72px;margin:auto}.narrow{max-width:700px}.eyebrow{font-size:12px;color:var(--green);margin:0 0 14px;font-weight:650}h1{font-size:42px;letter-spacing:-1.7px;line-height:1.25;margin:0 0 20px}h2{font-size:22px;letter-spacing:-.6px;line-height:1.4;margin:0 0 16px}.lead{font-size:17px;line-height:1.8;color:var(--muted);margin:0 0 28px;word-break:keep-all}.lead.small{font-size:15px}.intro-facts{padding:5px 22px;background:#fff;border:1px solid var(--line);border-radius:18px;margin:26px 0}.intro-facts p{display:flex;gap:26px;margin:15px 0;align-items:baseline}.intro-facts strong{font-size:13px;white-space:nowrap}.intro-facts span{font-size:13px;color:var(--muted)}.soft-note{color:var(--muted);font-size:13px;line-height:1.85}.privacy{border-top:1px solid var(--line);margin:25px 0 20px;padding-top:19px;font-size:12px;color:var(--muted)}.privacy summary{font-weight:700;font-size:13px;cursor:pointer;color:var(--ink)}.privacy p{margin:10px 0}.consent{display:flex;align-items:flex-start;gap:10px;font-size:14px;padding:12px 0;margin-bottom:16px}.consent input{width:20px;height:20px;margin:3px 0;flex-shrink:0;accent-color:var(--green)}.actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin:22px 0 0}.primary,.secondary{display:inline-flex;align-items:center;justify-content:center;gap:20px;min-height:46px;padding:11px 19px;border-radius:12px;font-size:14px;font-weight:650;line-height:1.5;text-align:center}.primary{background:var(--green);color:white}.primary:hover{background:#326753}.secondary{background:#fff;border:1px solid var(--line);color:var(--green)}.secondary:hover{background:var(--green-light)}.quiet,.text-link{padding:8px 0;background:transparent;color:var(--green);font-size:12px;min-height:36px}.quiet{padding:8px 10px}.text-link{text-decoration:underline;text-decoration-color:transparent;text-underline-offset:4px}.text-link:hover{text-decoration-color:currentColor}.error{font-size:13px;color:var(--danger);margin:14px 0 0}.error:empty{display:none}.micro{font-size:11px;color:var(--muted);line-height:1.8}.muted{color:var(--muted);font-size:13px}.skip-link{position:fixed;top:-80px;left:16px;z-index:30;background:white;padding:10px}.skip-link:focus{top:8px}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}.task-bar{max-width:1100px;margin:0 auto;padding:14px 24px 10px;background:var(--bg)}.task-heading{display:flex;align-items:center;gap:10px}.task-heading h1{font-size:19px;letter-spacing:-.7px;margin:0;flex:1}.task-heading .quiet{padding:3px 0;min-height:30px}.task-number{font-size:11px;color:var(--green);background:#e6efe9;padding:2px 8px;border-radius:99px;font-weight:700;white-space:nowrap}.task-short{margin:5px 0 0;font-size:13px;line-height:1.6;word-break:keep-all}.task-detail{font-size:13px;max-width:750px;margin-top:10px}.task-detail p{margin:7px 0}.task-actions{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-top:7px}.primary.compact{font-size:12px;min-height:37px;padding:7px 13px;border-radius:10px;gap:16px}.help-note{background:var(--green-light);padding:9px 12px;border-radius:10px;font-size:12px;line-height:1.7;margin:8px 0 0}.app-frame-wrap{max-width:1100px;margin:auto;border:1px solid var(--line);border-radius:18px;overflow:hidden;background:white}.app-frame-wrap iframe{width:100%;height:max(520px,calc(100dvh - 247px));border:0;display:block;background:var(--bg)}.test-foot{max-width:1100px;padding:7px 24px 15px;margin:auto;display:flex;align-items:center;justify-content:space-between;gap:16px;font-size:10px;color:var(--muted)}.test-foot .text-link{font-size:11px}fieldset{border:0;padding:0;margin:0 0 30px;min-width:0}legend{padding:0;font-weight:700;font-size:15px;margin:0 0 13px;word-break:keep-all}.choices{display:grid;grid-template-columns:1fr 1fr;gap:8px}.choices label{display:flex;gap:9px;align-items:center;padding:12px 13px;border:1px solid var(--line);border-radius:11px;background:#fff;font-size:13px;cursor:pointer;line-height:1.55}.choices label:has(input:checked){border-color:#6b9780;background:var(--green-light)}.choices label:has(input:disabled){color:#9aa29d}.choices input{accent-color:var(--green);margin:0;width:17px;height:17px;flex-shrink:0}.text-label{display:block;font-size:12px;margin:16px 0 7px;font-weight:650}.text-label span{color:var(--muted);font-weight:400;margin-left:5px}textarea{resize:vertical;width:100%;min-height:85px;padding:11px 13px;background:#fff;border:1px solid var(--line);border-radius:11px;font-size:16px;color:var(--ink);line-height:1.65;display:block}textarea::placeholder{color:#87938b;font-size:13px}.review-list{border:1px solid var(--line);border-radius:16px;background:#fff;overflow:hidden;margin:20px 0}.review-item{padding:17px 20px;border-bottom:1px solid var(--line)}.review-item:last-child{border-bottom:0}.review-item h2{font-size:14px;letter-spacing:-.3px;margin:0 0 4px}.review-item p{font-size:13px;line-height:1.75;margin:5px 0;color:var(--muted);overflow-wrap:anywhere;white-space:pre-wrap}.review-item .outcome{font-weight:650;color:var(--green)}.fallback{margin-top:16px;padding:16px;background:#fff4e7;border:1px solid #ead7bb;border-radius:12px;font-size:13px;color:#73562e}.fallback p{margin-top:0}.success-icon{display:inline-grid;place-items:center;width:55px;height:55px;border-radius:50%;background:#e1eee5;color:var(--green);font-size:28px;margin:10px 0 25px}.receipt-data{padding:20px;background:white;border:1px solid var(--line);border-radius:15px;display:grid;grid-template-columns:75px 1fr;gap:12px;font-size:13px}.receipt-data dt{color:var(--muted)}.receipt-data dd{margin:0;overflow-wrap:anywhere}.full-width{width:100%}dialog{border:0;border-radius:21px;padding:26px;max-height:90dvh;width:min(600px,calc(100vw - 28px));color:var(--ink);background:var(--bg);box-shadow:0 24px 100px #2033293d;overflow-y:auto}dialog::backdrop{background:#11271e70;backdrop-filter:blur(3px)}dialog p{font-size:13px;line-height:1.8}dialog fieldset{margin-bottom:18px}.dialog-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:16px}.dialog-heading h2{margin:0}.dialog-heading .quiet{padding:0 0 5px;min-height:30px}.dialog-heading+p{margin:12px 0 22px}dialog .choices{grid-template-columns:1fr}
@media(min-width:1101px){.app-frame-wrap{box-shadow:0 15px 45px #21312608}.task-bar{padding-left:0;padding-right:0}.test-foot{padding-left:0;padding-right:0}}
@media(max-width:600px){.study-header{height:53px;padding:0 18px}.brand{font-size:16px}.brand img{width:23px;height:23px}.study-header>span{font-size:11px}.page{padding:32px 20px 55px}h1{font-size:34px;letter-spacing:-1.4px}.lead{font-size:15px;margin-bottom:22px}.intro-facts{padding:5px 16px}.intro-facts p{gap:16px}.intro-facts span{font-size:12px}.actions>.primary{width:100%}.actions{gap:12px 18px}.task-bar{padding:9px 14px 8px}.task-heading{gap:8px}.task-heading h1{font-size:16px}.task-heading .quiet{font-size:11px}.task-short{font-size:12px}.task-actions{margin-top:6px}.task-actions .text-link{font-size:11px;min-height:34px}.primary.compact{font-size:11px;min-height:34px;padding:7px 11px;gap:12px}.app-frame-wrap{border-radius:0;border-left:0;border-right:0}.app-frame-wrap iframe{height:max(480px,calc(100dvh - 209px))}.test-foot{padding:4px 14px 10px;gap:7px;flex-wrap:wrap}.test-foot .text-link{min-height:30px}.choices{grid-template-columns:1fr}.choices label{padding:11px 13px}.privacy{font-size:11px}.consent{font-size:13px}.review-item{padding:15px 16px}.receipt-data{padding:16px;grid-template-columns:65px 1fr;font-size:12px}dialog{padding:21px 18px;max-height:92dvh}dialog h2{font-size:20px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}
.qa-banner{margin:0;padding:7px 20px;background:#fff1d8;color:#79572a;font-size:12px;text-align:center}
body[data-phase="walkthrough"]{height:100dvh;overflow:hidden;display:flex;flex-direction:column}
body[data-phase="walkthrough"] .study-header,body[data-phase="walkthrough"] .qa-banner{flex-shrink:0;width:100%}
body[data-phase="walkthrough"] #main{flex:1;min-height:0;display:flex;flex-direction:column}
body[data-phase="walkthrough"] #walkthrough{flex:1;min-height:0;display:flex;flex-direction:column}
body[data-phase="walkthrough"] .task-bar,body[data-phase="walkthrough"] .test-foot{flex-shrink:0;width:100%}
body[data-phase="walkthrough"] .task-bar{max-height:44dvh;overflow-y:auto}
body[data-phase="walkthrough"] .app-frame-wrap{flex:1;min-height:0;width:100%}
body[data-phase="walkthrough"] .app-frame-wrap iframe{height:100%;min-height:0}
.input-status{font-size:11px;color:var(--green);margin:6px 0 0;line-height:1.6}.legacy-banner{margin:0;padding:6px 16px;font-size:11px;color:var(--green);background:var(--green-light);text-align:center;flex-shrink:0}
body:is([data-phase="first-visit"],[data-phase="input-challenge"]){height:100dvh;overflow:hidden;display:flex;flex-direction:column}
body:is([data-phase="first-visit"],[data-phase="input-challenge"]) .study-header,body:is([data-phase="first-visit"],[data-phase="input-challenge"]) .qa-banner{flex-shrink:0;width:100%}
body:is([data-phase="first-visit"],[data-phase="input-challenge"]) #main{flex:1;min-height:0;display:flex;flex-direction:column}
body:is([data-phase="first-visit"],[data-phase="input-challenge"]) #walkthrough{flex:1;min-height:0;display:flex;flex-direction:column}
body:is([data-phase="first-visit"],[data-phase="input-challenge"]) .task-bar,body:is([data-phase="first-visit"],[data-phase="input-challenge"]) .test-foot{flex-shrink:0;width:100%}
body:is([data-phase="first-visit"],[data-phase="input-challenge"]) .task-bar{max-height:44dvh;overflow-y:auto}
body:is([data-phase="first-visit"],[data-phase="input-challenge"]) .app-frame-wrap{flex:1;min-height:0;width:100%}
body:is([data-phase="first-visit"],[data-phase="input-challenge"]) .app-frame-wrap iframe{height:100%;min-height:0}
.case-options{display:grid;gap:13px;margin:25px 0}.case-card{text-align:left;border:1px solid var(--line);border-radius:18px;padding:22px;background:#fff;color:var(--ink);display:grid;gap:8px;line-height:1.65}.case-card.preferred{border-color:#8bb09c;background:var(--green-light)}.case-card:hover{border-color:var(--green)}.case-card strong{display:flex;align-items:center;justify-content:space-between;gap:18px;font-size:20px;letter-spacing:-.6px}.case-card>span:last-child{font-size:13px;color:var(--muted)}.case-card-tag{font-size:11px;font-weight:700;color:var(--green)}
@media(max-width:600px){.case-card{padding:18px}.case-card strong{font-size:18px}}