:root{color-scheme:light dark;--page:#ecebe6;--surface:#f9f8f4;--strong:#fff;--ink:#172229;--muted:#637078;--line:#d4dad7;--accent:#117b73;--accent-strong:#075e58;--selected:#dcefeb;--selected-ink:#064f4b;--pad:clamp(20px,5vw,38px);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;font-synthesis:none}

*{box-sizing:border-box}
body{margin:0;min-width:320px;color:var(--ink);background:var(--page);line-height:1.7}
button,input,textarea{font:inherit}
button,input{color:inherit}
button,label{-webkit-tap-highlight-color:transparent}
button{cursor:pointer}
button:disabled{opacity:.4;cursor:default}
h1,h2,h3,h4,p{margin-top:0}
h1,h2,h3,h4{line-height:1.4}
h1:focus{outline:none}
button:focus-visible,input:focus-visible,textarea:focus-visible,summary:focus-visible,.file-label:focus-within{outline:3px solid var(--accent);outline-offset:4px}
.app-shell{width:min(100%,720px);min-height:100dvh;margin:auto;background:var(--surface)}
.cover{min-height:100dvh;display:grid;align-items:center;padding:50px var(--pad)}
.cover-inner{width:100%;max-width:520px;margin:auto}
.wordmark{font-size:22px;letter-spacing:.18em;color:var(--accent);font-weight:750;margin:0 0 36px}
.cover h1{font-size:clamp(42px,8vw,60px);font-weight:680;letter-spacing:-.035em;margin:0 0 56px;line-height:1.25}
.name-wrap{margin-bottom:24px}
.name-wrap label{display:block;font-size:14px;color:var(--muted);margin-bottom:10px}
input[type=text],textarea{width:100%;border:1px solid var(--line);border-radius:12px;background:var(--strong);padding:16px;color:var(--ink);font-size:18px}
.primary,.secondary{display:inline-flex;align-items:center;justify-content:center;min-height:54px;border-radius:14px;padding:12px 20px;font-size:17px;font-weight:650;border:1px solid var(--line)}
.primary{background:var(--accent);color:white;border-color:var(--accent)}
.primary:hover:not(:disabled){background:var(--accent-strong)}
.secondary{background:transparent}
.secondary:hover:not(:disabled){background:var(--selected)}
.cover .primary{width:100%}
.text-button{border:0;background:none;padding:10px 4px;min-height:44px;color:var(--accent);font-size:14px;text-decoration:none;cursor:pointer}
.text-button:hover{text-decoration:underline}
.cover-tools{display:flex;justify-content:space-between;gap:16px;margin-top:22px}
.file-label{position:relative}
.file-input{position:absolute;width:1px;height:1px;opacity:0;overflow:hidden}
.topbar{position:sticky;top:0;z-index:3;display:flex;align-items:center;justify-content:space-between;gap:8px;min-height:70px;padding:8px var(--pad);padding-top:max(8px,env(safe-area-inset-top));background:var(--surface);border-bottom:1px solid var(--line)}
.topbar-title{font-weight:650;letter-spacing:.06em;font-size:16px}
.save-status{font-size:11px;color:var(--muted)}
.progress-track{height:3px;background:var(--line)}
.progress-track>div{height:100%;background:var(--accent)}
.question{padding:30px var(--pad) 26px}
.eyebrow{display:flex;justify-content:space-between;gap:16px;color:var(--muted);font-size:13px;font-variant-numeric:tabular-nums;margin-bottom:18px}
.question h1{font-size:clamp(23px,4.5vw,31px);font-weight:650;margin-bottom:28px}
.choices{border:0;margin:0;padding:0;display:grid;gap:12px}
.option{display:flex;gap:12px;align-items:flex-start;min-height:80px;padding:20px 16px;border:1px solid var(--line);border-radius:16px;background:var(--strong);cursor:pointer;font-size:17px;line-height:1.65}
.option input{width:19px;height:19px;flex-shrink:0;margin:5px 0 0;accent-color:var(--accent)}
.option-letter{font-size:15px;font-weight:600;color:var(--muted);margin-top:2px}
.option.selected{background:var(--selected);border-color:var(--accent);box-shadow:inset 0 0 0 1px var(--accent);color:var(--selected-ink)}
.option.selected .option-letter{color:var(--selected-ink)}
.option:focus-within{outline:2px solid var(--accent);outline-offset:3px}
.bottom-nav{position:sticky;bottom:0;z-index:2;display:grid;grid-template-columns:110px 1fr;gap:12px;padding:14px var(--pad) max(14px,env(safe-area-inset-bottom));border-top:1px solid var(--line);background:var(--surface)}
.custom-detail,.parent-recap{margin:22px 0}
summary{cursor:pointer;color:var(--accent);min-height:44px;padding:10px 0;font-size:15px}
details[open]>summary{margin-bottom:8px}
.custom-detail textarea{resize:vertical}
.editor-foot{display:flex;justify-content:space-between;align-items:start;gap:12px;font-size:12px;padding-top:7px}
.editor-foot .hint{margin:0}
.hint,.muted{color:var(--muted)}
.hint{font-size:13px;line-height:1.7}
.first-hint{margin-top:26px}
.quiet-tools{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.parent-recap{font-size:14px;padding:0 0 12px;border-bottom:1px solid var(--line)}
.notice{padding:16px;border:1px solid var(--line);border-radius:12px;background:var(--selected);color:var(--selected-ink);font-size:14px;margin:16px 0}
.notice p{margin-bottom:8px}
.report{padding:38px var(--pad) 64px}
.report>h1{white-space:pre-line;font-size:clamp(29px,5vw,39px);letter-spacing:-.02em;margin-bottom:22px}
.report-intro{font-size:16px;color:var(--muted);margin-bottom:38px}
.report-section{padding:32px 0;border-top:1px solid var(--line)}
.report h2{font-size:23px;margin-bottom:18px}
.report h3{font-size:19px;margin-bottom:12px}
.report h4{font-size:14px;margin-bottom:8px;color:var(--accent)}
.report p{font-size:16px;overflow-wrap:anywhere}
.report .hint{font-size:13px}
.theme-section{display:grid;grid-template-columns:26px 1fr;gap:14px;padding:22px 0}
.section-index{color:var(--accent);font-size:12px;font-variant-numeric:tabular-nums;padding-top:5px}
.try-block{padding:18px 0 4px;margin-top:16px;border-top:1px solid var(--line)}
.try-block p,.caution{font-size:14px!important}
.evidence{font-size:14px}
.evidence-row{border-top:1px solid var(--line);padding:14px 0 0;margin:16px 0}
.evidence-row p{font-size:14px}
.follow-observation{padding:16px 0}
.follow-observation+.follow-observation{border-top:1px solid var(--line)}
.save-actions{display:grid;gap:12px}
.save-section .hint{margin-top:18px}
.all-answers{border-top:1px solid var(--line);padding-top:18px}
.answer-row{padding:18px 0;border-bottom:1px solid var(--line)}
.version{font-size:11px!important;color:var(--muted);margin-top:40px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}
#toast{position:fixed;bottom:max(24px,env(safe-area-inset-bottom));left:50%;transform:translateX(-50%);z-index:10;max-width:min(90vw,520px);width:max-content;padding:14px 20px;border-radius:12px;background:var(--ink);color:var(--surface);font-size:14px;opacity:0;pointer-events:none}
#toast.visible{opacity:1}

@media(min-width:760px){.app-shell{box-shadow:0 10px 50px #1a2b2912}
.cover{padding-block:80px}
.question{padding-top:38px}
.save-actions{grid-template-columns:1fr 1fr}
.save-actions .primary{grid-column:1/-1}
}

@media(prefers-color-scheme:dark){:root{--page:#151b1b;--surface:#1c2424;--strong:#232e2d;--ink:#edf3ef;--muted:#acbab5;--line:#45544e;--accent:#79ccbc;--accent-strong:#51b49f;--selected:#253f37;--selected-ink:#dbf6eb}
.primary{color:#0f3026}
}

@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}
}

@media print{body,.app-shell{background:white;color:black;width:auto;box-shadow:none}
.topbar,.save-section,.text-button,#toast,.version{display:none!important}
.report{padding:0}
.report p{font-size:11pt!important}
.report h1{font-size:24pt}
.report h2{font-size:18pt}
.report h3{font-size:14pt}
.theme-section,.follow-observation{break-inside:avoid}
.report-section{padding-block:15px}
details>*{display:block!important}
details>summary{display:block;color:black}
.try-block{padding-top:8px}
.notice{background:none;color:black}
}