:root{
  --bg:#f7f8fa;
  --card:#ffffff;
  --text:#1f2329;
  --muted:#4e5969;
  --subtle:#8a8f98;
  --primary:#1677ff;
  --border:#e6e8eb;
  --shadow:0 10px 30px rgba(31,35,41,.08);
  --radius:18px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;background:var(--bg);color:var(--text)}
a{color:inherit;text-decoration:none}
.container{max-width:1100px;margin:0 auto;padding:18px}
.navbar{
  position:sticky;top:0;z-index:50;
  backdrop-filter:saturate(180%) blur(12px);
  background:rgba(247,248,250,.78);
  border-bottom:1px solid rgba(230,232,235,.9);
}
.nav{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
}
.brand{display:flex;align-items:center;gap:10px;font-weight:800}
.logo{
  width:36px;height:36px;border-radius:12px;
  background:linear-gradient(135deg, rgba(22,119,255,.20), rgba(22,119,255,.02));
  border:1px solid rgba(22,119,255,.25);
  display:grid;place-items:center;color:var(--primary);
}
.menu{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.menu a{
  padding:10px 12px;border-radius:12px;
  color:var(--muted);font-weight:650;font-size:14px;
}
.menu a:hover{background:#fff;box-shadow:0 6px 18px rgba(0,0,0,.05)}
.cta{display:flex;align-items:center;gap:10px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 14px;border-radius:14px;font-weight:750;font-size:14px;
  border:1px solid transparent;
}
.btn.primary{background:var(--primary);color:#fff;box-shadow:0 12px 24px rgba(22,119,255,.22)}
.btn.primary:hover{filter:brightness(.98)}
.btn.ghost{background:#fff;border-color:var(--border);color:var(--text)}
.btn.ghost:hover{box-shadow:0 10px 20px rgba(0,0,0,.06)}
.hero{
  display:grid;grid-template-columns:1.12fr .88fr;gap:16px;align-items:stretch;
  padding:18px 0 6px;
}
@media(max-width:900px){.hero{grid-template-columns:1fr}}
.panel{
  background:var(--card);border:1px solid var(--border);
  border-radius:var(--radius);box-shadow:var(--shadow);
  overflow:hidden;
}
.heroLeft{padding:20px 20px 18px}
.kicker{display:inline-flex;align-items:center;gap:8px;
  background:rgba(22,119,255,.08);
  border:1px solid rgba(22,119,255,.18);
  color:var(--primary);
  padding:8px 10px;border-radius:999px;font-weight:750;font-size:12px;
}
.h1{font-size:30px;line-height:1.25;margin:12px 0 8px;font-weight:900;letter-spacing:-.2px}
.p{color:var(--muted);line-height:1.75;margin:0}
.badges{display:flex;gap:10px;flex-wrap:wrap;margin-top:12px}
.badge{
  background:#fff;border:1px solid var(--border);border-radius:999px;
  padding:7px 10px;font-size:12px;color:var(--muted);font-weight:650;
}
.heroActions{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}
.heroRight{display:grid;grid-template-rows:auto 1fr}
.heroArt{
  height:100%;min-height:260px;
  background:linear-gradient(135deg, rgba(22,119,255,.18), rgba(255,255,255,1));
  position:relative;
}
.heroArt::before{
  content:"";position:absolute;inset:-40px -40px auto auto;width:220px;height:220px;border-radius:60px;
  background:linear-gradient(135deg, rgba(22,119,255,.28), rgba(255,255,255,1));
  transform:rotate(12deg);
}
.heroArt::after{
  content:"";position:absolute;inset:auto auto -40px -40px;width:260px;height:260px;border-radius:80px;
  background:linear-gradient(135deg, rgba(34,160,107,.20), rgba(255,255,255,1));
  transform:rotate(-10deg);
}
.heroArtInner{
  position:relative;padding:18px 18px 16px;display:grid;gap:12px;
}
.metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
@media(max-width:520px){.metrics{grid-template-columns:1fr}}
.metric{
  background:rgba(255,255,255,.86);
  border:1px solid rgba(230,232,235,.9);
  border-radius:16px;padding:12px;box-shadow:0 10px 20px rgba(0,0,0,.05)
}
.metric .n{font-weight:900;font-size:18px}
.metric .t{color:var(--muted);font-size:12px;margin-top:3px;line-height:1.3}
.sectionTitle{display:flex;align-items:flex-end;justify-content:space-between;gap:14px;margin:18px 0 10px}
.sectionTitle h2{margin:0;font-size:18px;font-weight:900}
.sectionTitle .hint{color:var(--subtle);font-size:12px;line-height:1.4}
.grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:12px;
}
@media(max-width:980px){.grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.grid{grid-template-columns:1fr}}
.card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  box-shadow:0 12px 26px rgba(31,35,41,.06);overflow:hidden;
  display:flex;flex-direction:column;
}
.card img{width:100%;height:150px;object-fit:cover;background:#fff}
.card .body{padding:14px}
.card .name{font-weight:900;margin:0 0 6px}
.card .desc{margin:0;color:var(--muted);line-height:1.6;font-size:13px}
.card .meta{display:flex;align-items:center;justify-content:space-between;margin-top:12px;gap:10px;flex-wrap:wrap}
.price{font-weight:900;color:#e53935}
.chip{font-size:12px;color:var(--muted);border:1px solid var(--border);padding:6px 10px;border-radius:999px;background:#fff}
.split{
  display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:12px;
}
@media(max-width:900px){.split{grid-template-columns:1fr}}
.list{margin:0;padding-left:18px;color:var(--muted);line-height:1.75}
.notice{
  padding:14px 16px;border-radius:16px;
  background:rgba(34,160,107,.08);
  border:1px solid rgba(34,160,107,.18);
  color:#145a3a;
  line-height:1.7;
}
.footer{
  margin-top:18px;padding:20px 0 26px;color:var(--subtle);font-size:12px;text-align:center;
}
.faq details{border:1px solid var(--border);border-radius:16px;background:#fff;padding:12px 14px}
.faq details+details{margin-top:10px}
.faq summary{cursor:pointer;font-weight:850}
.faq p{margin:8px 0 0;color:var(--muted);line-height:1.7}
.small{font-size:12px;color:var(--subtle);line-height:1.6}
.formRow{display:grid;grid-template-columns:1fr 1fr;gap:10px}
@media(max-width:700px){.formRow{grid-template-columns:1fr}}
.input, textarea{
  width:100%;padding:12px 12px;border-radius:16px;border:1px solid var(--border);
  outline:none;background:#fff;font-size:14px;
}
textarea{min-height:120px;resize:vertical}
.checkbox{display:flex;gap:10px;align-items:flex-start}
.checkbox input{margin-top:3px}

.btn.link{background:transparent;border-color:transparent;color:var(--primary);padding:8px 10px}