:root{
  --paper:#f3efe6;
  --paper-2:#fbf9f4;
  --ink:#20241f;
  --muted:#6d736b;
  --line:#d9d4c8;
  --jade:#355f50;
  --jade-dark:#27473c;
  --warm:#8b5e3c;
  --shadow:0 18px 50px rgba(37,42,36,.08);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:
    radial-gradient(circle at 15% 0%, rgba(53,95,80,.08), transparent 26rem),
    var(--paper);
  color:var(--ink);
  font-family:"Noto Serif SC","Source Han Serif SC","Songti SC","STSong","SimSun",Georgia,serif;
  line-height:1.75;
}
button,textarea{font:inherit}
button{cursor:pointer}
.page-shell{width:min(1120px,calc(100% - 32px));margin:0 auto}
.site-header{
  min-height:82px;display:flex;align-items:center;justify-content:space-between;
  border-bottom:1px solid rgba(32,36,31,.12);
}
.brand{display:flex;align-items:center;gap:12px;color:var(--ink);text-decoration:none;font-weight:700;letter-spacing:.04em}
.brand-mark{
  width:34px;height:34px;border:1px solid var(--ink);display:grid;place-items:center;
  font-size:18px;line-height:1;border-radius:2px;
}
main{min-height:calc(100vh - 170px)}
.welcome-view{padding:88px 0 72px;max-width:960px}
.eyebrow{font-family:Arial,sans-serif;letter-spacing:.18em;font-size:12px;color:var(--jade);font-weight:700;margin-bottom:18px}
h1{font-size:clamp(52px,8vw,96px);line-height:.98;letter-spacing:-.045em;margin:0 0 30px;font-weight:500}
h1 em{font-style:normal;color:var(--jade)}
.lead{font-size:clamp(18px,2.2vw,24px);max-width:790px;color:#343a33;margin:0 0 48px}
.principle-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-bottom:40px}
.principle-grid>div{padding:24px 24px 20px;border-top:1px solid var(--ink)}
.principle-grid span{font-family:Arial,sans-serif;font-size:12px;color:var(--jade)}
.principle-grid strong{display:block;font-size:18px;margin:10px 0 8px}
.principle-grid p{margin:0;color:var(--muted);font-size:15px}
.start-card{
  display:flex;align-items:center;justify-content:space-between;gap:20px;background:var(--paper-2);
  border:1px solid var(--line);padding:24px 28px;box-shadow:var(--shadow)
}
.start-card p{margin:4px 0 0;color:var(--muted);font-size:14px}
.meta-line{font-weight:700}
.primary-btn,.secondary-btn,.text-btn{
  border:0;border-radius:999px;padding:13px 22px;transition:.2s ease;white-space:nowrap
}
.primary-btn{background:var(--jade);color:white}
.primary-btn:hover{background:var(--jade-dark);transform:translateY(-1px)}
.secondary-btn{background:transparent;border:1px solid var(--line);color:var(--ink)}
.secondary-btn:hover{border-color:var(--ink)}
.text-btn{background:transparent;color:var(--muted);padding-left:8px;padding-right:8px}
.text-btn:hover{color:var(--ink)}
.hidden{display:none!important}

.survey-view{max-width:820px;margin:0 auto;padding:58px 0 70px}
.survey-top{margin-bottom:24px}
.progress-meta{display:flex;justify-content:space-between;gap:20px;color:var(--muted);font:600 12px/1.4 Arial,sans-serif;letter-spacing:.05em;text-transform:uppercase}
.progress-track{height:3px;background:#ddd8cc;margin-top:10px;overflow:hidden}
.progress-bar{height:100%;width:0;background:var(--jade);transition:width .35s ease}
.question-card{
  background:var(--paper-2);border:1px solid var(--line);padding:clamp(28px,5vw,54px);
  box-shadow:var(--shadow)
}
.question-number{font:700 12px/1 Arial,sans-serif;color:var(--warm);letter-spacing:.14em;margin-bottom:24px}
.section-kicker{color:var(--jade);font-size:14px;font-weight:700;margin-bottom:12px}
.question-card h2{font-size:clamp(26px,4vw,40px);line-height:1.35;margin:0 0 16px;font-weight:500;letter-spacing:-.02em}
.question-help{color:var(--muted);margin:0 0 28px;font-size:15px}
textarea{
  width:100%;min-height:220px;resize:vertical;border:0;border-top:1px solid var(--line);
  padding:22px 0;background:transparent;color:var(--ink);font-size:18px;line-height:1.8;outline:none
}
textarea::placeholder{color:#a5a69f}
textarea:focus{border-top-color:var(--jade)}
.save-state{color:#8b8e87;font:12px/1.4 Arial,sans-serif;margin-top:8px}
.survey-actions{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;margin-top:22px}
.survey-actions #backBtn{justify-self:start}
.survey-actions #skipBtn{justify-self:center}
.survey-actions #nextBtn{justify-self:end}

.review-view{padding:72px 0 90px}
.review-view h1{font-size:clamp(46px,7vw,78px)}
.review-toolbar{display:flex;gap:12px;flex-wrap:wrap;margin:30px 0 40px}
.review-content{display:grid;gap:18px}
.review-section{background:var(--paper-2);border:1px solid var(--line);padding:26px 28px}
.review-section h3{font-size:22px;margin:0 0 18px;color:var(--jade)}
.review-item{padding:16px 0;border-top:1px solid var(--line)}
.review-item:first-of-type{border-top:0}
.review-q{font-weight:700;margin-bottom:8px}
.review-a{white-space:pre-wrap;color:#454a44}
.review-empty{color:#aaa;font-style:italic}
.final-note{margin:42px 0}
blockquote{font-size:clamp(24px,4vw,40px);line-height:1.5;margin:0;padding-left:24px;border-left:3px solid var(--jade)}
footer{border-top:1px solid rgba(32,36,31,.12);padding:26px 0 36px;color:var(--muted);font-size:13px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

@media (max-width:760px){
  .page-shell{width:min(100% - 22px,1120px)}
  .site-header{min-height:66px}
  .welcome-view{padding-top:56px}
  .principle-grid{grid-template-columns:1fr}
  .principle-grid>div{padding-left:0;padding-right:0}
  .start-card{align-items:flex-start;flex-direction:column}
  .survey-actions{grid-template-columns:1fr 1fr;gap:10px}
  .survey-actions #skipBtn{grid-row:2;grid-column:1/-1}
  .survey-actions #backBtn,.survey-actions #nextBtn{justify-self:stretch}
  .survey-actions button{text-align:center}
}
@media print{
  .site-header,.review-toolbar,#editBtn,footer{display:none!important}
  body{background:white}
  .page-shell{width:100%}
  .review-view{padding:0}
  .review-section{box-shadow:none;break-inside:avoid}
}