:root{color-scheme:light;--ink:#302b2e;--muted:#6d6268;--paper:#fff;--canvas:#faf7f8;--line:#e6dce1;--accent:#a83e68;--pale:#f9edf2;--error:#a1293f;font-family:system-ui,-apple-system,"Segoe UI","Microsoft YaHei",sans-serif;font-synthesis:none;line-height:1.65;color:var(--ink);background:var(--canvas)}
*{box-sizing:border-box}body{margin:0}button,input,textarea,select{font:inherit}button,input,textarea{touch-action:manipulation}button{cursor:pointer}button:disabled{cursor:wait;opacity:.65}button:focus-visible,input:focus-visible,textarea:focus-visible,a:focus-visible{outline:3px solid var(--accent);outline-offset:3px}input[type=checkbox],input[type=radio]{accent-color:var(--accent)}[hidden]{display:none!important}.survey-shell{max-width:740px;margin:0 auto;padding:44px 24px 24px}.page-header{padding:0 4px 28px}.eyebrow{font-size:13px;letter-spacing:.12em;color:var(--accent);font-weight:650}h1{font-size:34px;line-height:1.4;margin:12px 0 20px;letter-spacing:.035em}h1 span{display:block;font-size:23px;font-weight:550;letter-spacing:0}h2{font-size:20px;line-height:1.5}p{margin:.65em 0}.session-label{color:var(--muted);font-size:13px}.notice{padding:13px 16px;background:var(--pale);border:1px solid #e9c9d7;border-radius:9px;margin:0 0 16px;font-size:14px}.notice.error{background:#fff1f2;border-color:#e6a9b4;color:var(--error)}.notice.muted{background:#fff;color:var(--muted);border-color:var(--line)}.phase-heading{margin:30px 4px 18px;font-size:17px;color:var(--accent)}.question{min-width:0;border:1px solid var(--line);border-radius:14px;background:var(--paper);padding:22px;margin:0 0 16px}.question legend{float:left;width:100%;font-weight:650;font-size:18px;line-height:1.65;padding:0;margin:0 0 4px}.question legend+*{clear:both}.question-rule{font-size:13px;color:var(--muted);margin:2px 0 14px}.question-number{color:var(--accent);margin-right:7px}.choices{display:grid;gap:9px}.choice{display:flex;align-items:flex-start;gap:10px;padding:13px 14px;min-height:50px;border:1px solid var(--line);border-radius:9px;cursor:pointer;transition:border-color .12s,background .12s}.choice:hover{border-color:#c98aa4}.choice:has(input:checked){background:var(--pale);border-color:var(--accent)}.choice input{flex:0 0 18px;width:18px;height:18px;margin:4px 0 0}.choice span{line-height:1.65}.clear-choice{font-size:13px;background:none;color:var(--muted);border:0;min-height:44px;padding:8px 0;text-decoration:underline;text-underline-offset:3px}.other-wrap{margin-top:14px}.other-wrap label{display:block;font-size:14px;color:var(--muted);margin-bottom:6px}textarea,input[type=text]{width:100%;border:1px solid #bdacb5;background:var(--paper);color:var(--ink);border-radius:7px;padding:11px 12px;font-size:16px;min-height:46px}textarea{resize:vertical;min-height:90px}input:disabled{background:#f2eff1}.question-error{color:var(--error);font-size:14px;min-height:0}.demo-card{padding:22px;border-left:3px solid var(--accent);background:var(--pale);margin:28px 0}.demo-card h2{margin:0 0 12px;font-size:18px}.demo-card .subtle{font-size:14px}.contact-section{margin-top:28px;border-top:1px solid var(--line);padding:18px 4px 8px}.contact-section h2{margin-bottom:10px}.optional{font-weight:400;font-size:13px;color:var(--muted);display:block}.contact-section p{font-size:14px;color:var(--muted)}.contact-consent{display:flex;align-items:center;gap:10px;padding:14px 0;min-height:50px}.contact-consent input{width:20px;height:20px;flex-shrink:0}.contact-section>label[for]{font-size:14px;display:block;margin-bottom:7px}.submit-area{padding:24px 4px 0;text-align:center}.submit-area>p{font-size:14px;color:var(--muted)}.submit-area #submit-status{color:var(--error);text-align:left;font-weight:550}.primary{width:100%;padding:15px;border:1px solid var(--accent);background:var(--accent);color:white;border-radius:10px;font-weight:650;min-height:54px}.text-button{padding:14px 10px;background:none;color:var(--muted);border:0;min-height:48px;font-size:13px;text-decoration:underline;text-underline-offset:3px}footer{color:var(--muted);font-size:12px;text-align:center;padding:30px 0 8px}.success-panel{padding:42px 20px;text-align:center;background:white;border:1px solid var(--line);border-radius:14px}.success-mark{width:56px;height:56px;border-radius:50%;display:grid;place-items:center;background:var(--pale);color:var(--accent);font-size:28px;margin:0 auto 18px}#receipt{display:block;font-size:26px;letter-spacing:.08em;color:var(--accent)}.subtle{color:var(--muted)}.locked .question,.locked .contact-section{opacity:.7}.locked .question input,.locked .question button,.locked .question textarea,.locked .contact-section input{pointer-events:none}@media(max-width:460px){.survey-shell{padding:28px 15px 20px}h1{font-size:30px}h1 span{font-size:21px}.question{padding:18px 15px}.question legend{font-size:17px}.choice{padding:12px}.demo-card{padding:18px}.page-header{padding-bottom:20px}}@media(prefers-reduced-motion:reduce){*{transition:none!important}}
.terms-consent-row{display:flex;align-items:center;gap:9px;text-align:left;font-size:16px;line-height:1.65;margin:0 0 10px;min-height:48px;color:var(--ink)}.terms-consent-row>input{width:20px;height:20px;flex:0 0 20px;margin:0}.terms-consent-row>span{display:flex;align-items:center;flex-wrap:wrap}.terms-consent-row label{cursor:pointer}.terms-link{border:0;background:none;color:var(--accent);font:inherit;padding:8px 0;min-height:44px;text-decoration:underline;text-underline-offset:3px}.submit-area .terms-error{color:var(--error);text-align:left;font-size:14px}.terms-error:empty{display:none}.terms-dialog{width:min(680px,calc(100% - 30px));max-height:85vh;padding:24px;border:1px solid var(--line);border-radius:14px;background:var(--paper);color:var(--ink);font:inherit;overflow:auto}.terms-dialog::backdrop{background:rgba(48,43,46,.42)}.terms-dialog-header{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:20px}.terms-dialog-header h2{margin:0;font-size:22px}.terms-close{min-height:44px;padding:8px 14px;border:1px solid var(--line);border-radius:7px;color:var(--ink);background:var(--paper);font:inherit}.terms-section{margin:20px 0}.terms-section h3{font-size:17px;line-height:1.65;margin:0 0 7px}.terms-section p{font-size:16px;line-height:1.8;white-space:pre-wrap;overflow-wrap:anywhere;margin:8px 0}.terms-version{font-size:13px;color:var(--muted);overflow-wrap:anywhere}@media(max-width:460px){.terms-dialog{padding:20px}.terms-consent-row{gap:8px}}