:root{
  --bg:#f7f8f5;--surface:#ffffff;--text:#16201a;--muted:#5b675f;--line:#dfe4dc;
  --accent:#1f8a4c;--accent-ink:#ffffff;--accent-soft:#e3f2e8;--down:#1f8a4c;--up:#c2410c;--warn-soft:#fdeee6;
}
@media (prefers-color-scheme:dark){
  :root{--bg:#0f1411;--surface:#161d18;--text:#e8eee9;--muted:#9aa89f;--line:#26302a;
  --accent:#3cbf72;--accent-ink:#0b120d;--accent-soft:#183323;--down:#3cbf72;--up:#fb923c;--warn-soft:#2e1d14;}
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang TC","Hiragino Sans","Noto Sans TC","Noto Sans JP","Microsoft JhengHei",sans-serif;
  line-height:1.7;}
a{color:inherit}
.wrap{max-width:1080px;margin:0 auto;padding:0 20px}
header{padding:20px 0}
.nav{display:flex;align-items:center;justify-content:space-between;gap:16px}
.nav-links{display:flex;gap:20px;align-items:center;font-size:15px}
.nav-links a:not(.btn){text-decoration:none;color:var(--muted)}
.nav-links a[aria-current="page"]{color:var(--text);font-weight:600}
.logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:20px;text-decoration:none;letter-spacing:.2px}
.logo svg{width:32px;height:32px}
.btn{display:inline-block;background:var(--accent);color:var(--accent-ink);text-decoration:none;
  font-weight:600;padding:12px 22px;border-radius:999px;border:0;font-size:16px;text-align:center}
.btn.ghost{background:transparent;color:var(--text);border:1px solid var(--line)}
.btn.sm{padding:8px 16px;font-size:14px}
.eyebrow{display:inline-block;background:var(--accent-soft);color:var(--accent);font-weight:600;
  font-size:13px;padding:4px 12px;border-radius:999px;margin-bottom:16px}
h1{font-size:clamp(30px,4.6vw,46px);line-height:1.25;margin:0 0 20px;letter-spacing:.5px}
h1 em{font-style:normal;color:var(--accent)}
h2{font-size:clamp(24px,3.4vw,32px);margin:0 0 12px}
.lead{font-size:18px;color:var(--muted);margin:0 0 28px;max-width:34em}
.section-lead{color:var(--muted);margin:0 0 32px;max-width:42em}
.cta-row{display:flex;gap:12px;flex-wrap:wrap}
.card{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:20px}
.card h3{margin:0 0 6px;font-size:18px}
.card p{margin:0;color:var(--muted)}
section{padding:56px 0}
.alt{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.alt .card{background:var(--bg)}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
table{width:100%;border-collapse:collapse;font-size:14px}
th{font-weight:600;color:var(--muted);font-size:12px;text-align:right;padding:6px 8px 6px 0}
th:first-child,td:first-child{text-align:left}
td{padding:9px 8px 9px 0;border-top:1px solid var(--line);text-align:right;font-variant-numeric:tabular-nums}
.table-scroll{overflow-x:auto}
.hl{color:var(--accent);font-weight:700}
.note{font-size:12px;color:var(--muted);margin-top:10px}
.stats{display:flex;gap:28px;flex-wrap:wrap}
.stat b{display:block;font-size:28px;line-height:1.2;font-variant-numeric:tabular-nums}
.stat span{font-size:13px;color:var(--muted)}
.live-dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--accent);margin-right:6px;vertical-align:middle}
ul.feat{list-style:none;padding:0;margin:16px 0 0}
ul.feat li{padding:8px 0 8px 28px;position:relative;border-top:1px solid var(--line)}
ul.feat li::before{content:"";position:absolute;left:4px;top:17px;width:12px;height:7px;border-left:2px solid var(--accent);border-bottom:2px solid var(--accent);transform:rotate(-45deg)}
.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;align-items:stretch}
.plan{display:flex;flex-direction:column}
.plan.rec{border:2px solid var(--accent)}
.plan .badge{align-self:flex-start;background:var(--accent);color:var(--accent-ink);font-size:12px;font-weight:700;padding:2px 10px;border-radius:999px;margin-bottom:8px}
.price{font-size:30px;font-weight:700;margin:8px 0 2px;font-variant-numeric:tabular-nums}
.price small{font-size:14px;font-weight:400;color:var(--muted)}
.plan ul.feat{flex:1;margin-bottom:20px}
.compare .bad{background:var(--warn-soft);border-color:transparent}
.compare .label{font-size:13px;font-weight:700;margin-bottom:8px;display:block}
.compare .bad .label{color:var(--up)}
.compare .good .label{color:var(--accent)}
.compare blockquote{margin:0;font-size:16px;line-height:1.8}
.compare .bad blockquote{color:var(--muted)}
details{border-top:1px solid var(--line);padding:14px 0}
details summary{cursor:pointer;font-weight:600}
details p{color:var(--muted);margin:8px 0 0}
.join{text-align:center;padding:56px 20px;border-radius:24px;background:var(--surface);border:1px solid var(--line)}
.join p{color:var(--muted);margin:0 auto 24px;max-width:34em}
footer{padding:40px 0 48px;color:var(--muted);font-size:13px;border-top:1px solid var(--line);margin-top:24px}
footer .cols{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap}
footer a{text-decoration:none}
@media (max-width:820px){
  .grid2,.grid3,.plans{grid-template-columns:1fr}
  .nav-links a.hide-sm{display:none}
  section{padding:40px 0}
}
/* 多頁版追加樣式 */
html,body{overflow-x:hidden}
main{min-height:60vh}
.hero{display:grid;grid-template-columns:1.25fr 1fr;gap:40px;align-items:center;padding-top:24px}
.stats.stack{flex-direction:column;gap:16px}
.step-n{display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:50%;background:var(--accent-soft);color:var(--accent);font-weight:700;margin-bottom:10px}
.split{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}
.split > div{flex:1 1 320px}
.who{display:inline-block;font-size:12px;font-weight:700;color:var(--accent);letter-spacing:.3px;margin-bottom:6px}
.go{display:inline-block;margin-top:14px;font-weight:600;color:var(--accent)}
.market-card,.report-card{text-decoration:none;display:flex;flex-direction:column;transition:border-color .15s,transform .15s}
.market-card:hover,.report-card:hover,a.card:hover{border-color:var(--accent);transform:translateY(-2px)}
a.card{text-decoration:none}
.report-card h3{font-size:17px;line-height:1.5}
.report-card p{font-size:14px;margin-top:auto;padding-top:8px}
.tabs{display:flex;gap:8px;flex-wrap:wrap;margin:0 0 24px}
.tabs button{font:inherit;font-size:14px;padding:8px 16px;border-radius:999px;border:1px solid var(--line);background:var(--surface);color:var(--text);cursor:pointer}
.tabs button.on{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}
[hidden]{display:none!important}
.about{display:grid;grid-template-columns:260px 1fr;gap:48px;padding-top:24px;padding-bottom:24px;align-items:start}
.about aside{position:sticky;top:24px}
.about article > p{font-size:17px;line-height:1.9;margin:0 0 18px}
.about article h2{margin-top:40px}
.avatar{width:120px;height:120px;border-radius:32px;background:linear-gradient(135deg,var(--accent),#145c33);color:#fff;font-size:56px;font-weight:700;display:flex;align-items:center;justify-content:center}
.about .stats{margin-top:24px}
.narrow{max-width:720px}
.form{display:grid;gap:16px}
.form label{display:grid;gap:6px;font-weight:600;font-size:14px}
.form input,.form select,.form textarea{font:inherit;font-size:16px;font-weight:400;padding:10px 12px;border-radius:10px;border:1px solid var(--line);background:var(--bg);color:var(--text);width:100%}
.form textarea{min-height:120px;resize:vertical}
.form .btn{justify-self:start;cursor:pointer}
.report{max-width:760px;padding-top:24px}
.report h1{font-size:clamp(26px,3.8vw,36px)}
.prose{max-width:720px;font-size:17px;line-height:1.9;margin-top:24px}
.prose h2{font-size:22px;margin:40px 0 12px}
.prose h3{font-size:18px;margin:28px 0 10px}
.prose p{margin:0 0 18px}
.prose a{color:var(--accent)}
.prose small{font-size:13px;color:var(--muted);line-height:1.7;display:inline-block}
.prose table{margin:8px 0 12px;font-size:15px;display:block;overflow-x:auto}
.prose td,.prose th{text-align:left;padding:6px 12px 6px 0;white-space:nowrap}
.prose .bar{color:var(--accent);letter-spacing:-1px}
.cta-box{margin:40px 0 24px;padding:28px}
.cta-box h2{font-size:22px}
.cta-box p{margin:0 0 16px}
.prevnext{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:14px;padding-bottom:24px}
.prevnext a{color:var(--muted);max-width:48%}
.muted{color:var(--muted)}
.lang{font-size:13px;color:var(--muted);text-decoration:none;border:1px solid var(--line);padding:4px 10px;border-radius:999px}
@media (max-width:820px){
  .hero,.about{grid-template-columns:1fr;gap:28px}
  .about aside{position:static}
  .prevnext a{max-width:100%}
  .nav-links{gap:12px}
}

.form .hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.form{position:relative}
.form-msg{margin:0;font-weight:600}
.form-msg.ok{color:var(--accent)}
.form-msg.err{color:var(--up)}
/* 分析案例 */
.case h2{margin-top:4px}
.case .prose{margin-top:8px}
.case .prose h3{color:var(--accent);font-size:16px;margin:24px 0 8px}
.case-use{max-width:720px;margin-top:8px;background:var(--accent-soft);border-color:transparent}
.case-use .label{display:block;font-size:13px;font-weight:700;color:var(--accent);margin-bottom:6px}
.case-use p{margin:0;line-height:1.8}