:root{
  --bg:#ffffff;
  --bg2:#f2f3f5;
  --card:#ffffff;
  --line:#e3e5e9;
  --line2:#d7dae0;
  --ink:#17191e;
  --ink2:#2a2e36;
  --body:#4a5058;
  --muted:#7a818c;
  --deep:#14161a;
  --deep2:#1d2026;
  --mg:#e0337a;
  --mg2:#f1629a;
  --cy:#0fb5a6;
  --r:14px;
}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"Microsoft YaHei","PingFang SC","Hiragino Sans GB","Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.78;
  color:var(--body);
  background:var(--bg);
}
h1,h2,h3,h4,p,figure,figcaption,blockquote,dl,dd,dt,ul,ol{margin:0;padding:0}
ul,ol{list-style:none}
img{max-width:100%;height:auto;display:block}
a{color:var(--ink);text-decoration:none}
a:hover{color:var(--mg)}
button{font:inherit}

.wrap{max-width:1240px;margin:0 auto;padding:0 22px}

.skip{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.skip:focus{position:fixed;left:12px;top:12px;width:auto;height:auto;margin:0;padding:10px 16px;clip:auto;overflow:visible;z-index:99;background:#fff;border:1px solid var(--line2);border-radius:8px}

.top{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.94);
  border-bottom:1px solid var(--line);
  backdrop-filter:saturate(160%) blur(10px);
}
.top__in{display:flex;align-items:center;gap:16px;min-height:68px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:21px;color:var(--ink);letter-spacing:.01em}
.brand img{width:36px;height:36px;border-radius:9px}
.brand span{white-space:nowrap}
.nav{display:flex;align-items:center;gap:24px;margin-left:auto}
.nav a{font-size:15px;color:var(--ink2);padding:6px 0;border-bottom:2px solid transparent;white-space:nowrap}
.nav a:hover{color:var(--mg)}
.nav a[aria-current="page"]{color:var(--ink);font-weight:700;border-bottom-color:var(--mg)}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:999px;font-size:16px;font-weight:700;
  line-height:1;white-space:nowrap;border:1px solid transparent;cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease;
}
.btn.btn-primary{background:linear-gradient(135deg,var(--mg),var(--mg2));color:#fff;box-shadow:0 8px 20px rgba(224,51,122,.24)}
.btn.btn-primary:hover{background:linear-gradient(135deg,#c92368,#e34c88);color:#fff;transform:translateY(-2px);box-shadow:0 12px 26px rgba(224,51,122,.3)}
.btn.btn-ghost{background:#fff;color:var(--ink);border-color:var(--line2)}
.btn.btn-ghost:hover{background:#17191e;color:#fff;border-color:#17191e}
.top .btn.btn-primary{padding:11px 20px;font-size:15px;flex:0 0 auto}

.hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
.hero::before{
  content:"";position:absolute;top:-300px;left:-320px;width:860px;height:860px;pointer-events:none;
  background:repeating-radial-gradient(circle at center,rgba(23,25,30,.06) 0 1px,rgba(23,25,30,0) 1px 19px);
}
.hero__in{position:relative;display:grid;grid-template-columns:1.06fr .94fr;gap:46px;align-items:center;padding:66px 22px 70px}
.eyebrow{display:inline-flex;align-items:center;gap:9px;font-size:13px;font-weight:700;letter-spacing:.16em;color:var(--muted)}
.eyebrow::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--cy)}
.hero h1{font-size:48px;line-height:1.2;color:var(--ink);margin:16px 0 18px;letter-spacing:-.01em}
.hero__lead{font-size:17px;max-width:44em}
.hero__cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero__mini{display:flex;flex-wrap:wrap;gap:26px;margin-top:34px;padding-top:24px;border-top:1px solid var(--line)}
.hero__mini b{display:block;font-size:22px;color:var(--ink);line-height:1.3}
.hero__mini span{font-size:13px;color:var(--muted)}
.hero__shot{display:flex;flex-direction:column;align-items:center;gap:14px}
.hero__shot img{
  width:auto;max-width:300px;height:auto;margin:0 auto;border-radius:18px;
  box-shadow:0 0 0 1px var(--line),0 26px 50px rgba(23,25,30,.14);
}
.hero__shot figcaption{font-size:13px;color:var(--muted);text-align:center;line-height:1.6}

.band{background:var(--deep);color:#fff}
.band__in{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--deep2)}
.band__cell{background:var(--deep);padding:34px 22px;text-align:center}
.band__cell b{display:block;font-size:29px;line-height:1.25;color:#fff;letter-spacing:.01em}
.band__cell span{display:block;margin-top:8px;font-size:13px;color:#9aa1ac}

.sec{padding:68px 0}
.sec--tint{background:var(--bg2)}
.sec__head{margin-bottom:38px}
.sec__head h2{
  position:relative;font-size:30px;line-height:1.35;color:var(--ink);
  padding-left:22px;margin-bottom:10px;
}
.sec__head h2::before{
  content:"";position:absolute;left:0;top:.36em;width:10px;height:10px;border-radius:50%;background:var(--mg);
}
.sec__head p{max-width:60em;color:var(--body)}
.sec__head .sub{padding-left:22px}

.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}

.ncard{
  position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--r);
  padding:34px 26px 28px;box-shadow:0 1px 2px rgba(23,25,30,.04);
}
.ncard::before{
  content:attr(data-n);position:absolute;top:-17px;left:24px;
  width:34px;height:34px;border-radius:50%;background:#fff;border:2px solid var(--mg);
  color:var(--mg);font-size:14px;font-weight:700;display:flex;align-items:center;justify-content:center;
}
.ncard h3{font-size:19px;color:var(--ink);margin-bottom:12px}
.ncard p{font-size:15px}

.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:34px}
.step{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:26px 22px}
.step b{
  display:flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:9px;
  background:var(--ink);color:#fff;font-size:15px;margin-bottom:14px;
}
.step h3{font-size:17px;color:var(--ink);margin-bottom:8px}
.step p{font-size:14.5px}

.gal{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.gal figure{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:20px 16px 18px}
.gal img{width:100%;max-width:280px;height:auto;margin:0 auto;border-radius:12px;box-shadow:0 0 0 1px var(--line)}
.gal figcaption{margin-top:14px;font-size:13.5px;color:var(--muted);text-align:center;line-height:1.6}

.zrow{display:grid;grid-template-columns:1.08fr .92fr;gap:44px;align-items:center;padding:34px 0}
.zrow+.zrow{border-top:1px solid var(--line)}
.zrow h3{font-size:22px;color:var(--ink);margin-bottom:12px}
.zrow p+p{margin-top:12px}
.zrow__fig{display:flex;flex-direction:column;align-items:center;gap:12px}
.zrow__fig img{
  width:auto;max-width:100%;height:auto;margin:0 auto;border-radius:16px;
  box-shadow:0 0 0 1px var(--line),0 18px 34px rgba(23,25,30,.12);
}
.zrow__fig figcaption{font-size:13px;color:var(--muted);text-align:center;line-height:1.6}
.zrow--flip .zrow__fig{order:-1}
.tagline{display:inline-block;margin-bottom:12px;font-size:13px;font-weight:700;letter-spacing:.12em;color:var(--mg)}

.rev{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.rev blockquote{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:28px 24px}
.rev p{font-size:15px;color:var(--ink2)}
.rev footer{margin-top:18px;font-size:13.5px;color:var(--muted)}
.rev .score{display:block;margin-top:6px;font-size:13px;color:var(--cy);font-weight:700}

.qa{background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.qa details{border-bottom:1px solid var(--line)}
.qa details:last-child{border-bottom:0}
.qa summary{
  cursor:pointer;list-style:none;padding:20px 54px 20px 24px;position:relative;
  font-size:16.5px;font-weight:700;color:var(--ink);
}
.qa summary::-webkit-details-marker{display:none}
.qa summary::after{
  content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);
  font-size:20px;color:var(--mg);line-height:1;
}
.qa details[open] summary::after{content:"\2013"}
.qa .qa__body{padding:0 24px 22px;font-size:15px}

.entry{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.entry a{
  display:block;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:28px 24px;
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.entry a:hover{transform:translateY(-4px);border-color:var(--mg);box-shadow:0 16px 30px rgba(23,25,30,.1)}
.entry h3{font-size:18.5px;color:var(--ink);margin-bottom:10px}
.entry p{font-size:14.5px}
.entry span{display:inline-block;margin-top:16px;font-size:14px;font-weight:700;color:var(--mg)}

.cta{background:var(--deep);color:#fff}
.cta__in{display:flex;flex-wrap:wrap;align-items:center;gap:26px;justify-content:space-between;padding:56px 22px}
.cta h2{font-size:28px;color:#fff;line-height:1.35}
.cta p{margin-top:10px;font-size:15px;color:#a8aeb8;max-width:38em}

.foot{background:var(--deep2);color:#9aa1ac;padding:52px 0 26px;font-size:14px}
.foot__grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:34px}
.foot h3{font-size:15px;color:#fff;margin-bottom:14px}
.foot p{font-size:14px;line-height:1.8}
.foot a{color:#c6ccd4;display:block;padding:5px 0}
.foot a:hover{color:#fff}
.foot__brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;font-weight:700;font-size:19px;color:#fff}
.foot__brand img{width:32px;height:32px;border-radius:8px}
.foot__note{margin-top:38px;padding-top:22px;border-top:1px solid #2a2e36;font-size:13px;color:#878e99}
.foot__note p+p{margin-top:8px}

.prose{padding:56px 0 22px}
.prose h2{padding-left:22px}
.prose h2+p{margin-top:0}
.prose h3{font-size:18px;color:var(--ink);margin:30px 0 10px}
.prose p{margin:14px 0}
.prose ul{margin:14px 0}
.prose li{position:relative;padding-left:20px;margin:9px 0}
.prose li::before{content:"";position:absolute;left:2px;top:.72em;width:6px;height:6px;border-radius:50%;background:var(--mg)}
.prose figure{margin:30px auto;max-width:340px}
.prose figure img{width:auto;max-width:100%;height:auto;margin:0 auto;border-radius:14px;box-shadow:0 0 0 1px var(--line)}
.prose figcaption{margin-top:12px;font-size:13px;color:var(--muted);text-align:center}
.page-hero{border-bottom:1px solid var(--line);background:var(--bg2)}
.page-hero__in{padding:52px 22px 46px}
.page-hero h1{font-size:36px;line-height:1.28;color:var(--ink);margin:14px 0 16px}
.page-hero__lead{font-size:16.5px;max-width:52em}
.crumb{font-size:13px;color:var(--muted)}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--mg)}

.notebox{
  background:#fff;border:1px solid var(--line);border-left:4px solid var(--mg);
  border-radius:10px;padding:20px 22px;margin:26px 0;font-size:14.5px;
}
.tbl-scroll{overflow-x:auto;margin:24px 0}
table{border-collapse:collapse;width:100%;min-width:560px;font-size:14.5px}
th,td{border:1px solid var(--line2);padding:12px 14px;text-align:left;vertical-align:top}
th{background:var(--bg2);color:var(--ink);font-weight:700}
.tbl-cap{font-size:14px;color:var(--muted);margin:22px 0 0}

.pager{display:flex;flex-wrap:wrap;gap:14px;margin:44px 0 0}
.pager a{
  flex:1 1 220px;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:20px 22px;
  font-size:15px;color:var(--ink);
}
.pager a:hover{border-color:var(--mg);color:var(--mg)}
.pager span{display:block;font-size:12.5px;color:var(--muted);margin-top:6px}

.rise{animation:fadeZoom .62s cubic-bezier(.2,.7,.3,1) both}
.rise.d2{animation-delay:.08s}
@keyframes fadeZoom{from{opacity:0;transform:scale(.975)}to{opacity:1;transform:none}}
@media (prefers-reduced-motion:reduce){
  .rise{animation:none;opacity:1;transform:none}
  .btn{transition:none}
}

@media (max-width:980px){
  .hero__in{grid-template-columns:1fr;gap:36px;padding:50px 22px 56px}
  .hero h1{font-size:38px}
  .hero__shot img{max-width:280px}
  .grid3,.steps,.rev,.entry,.gal{grid-template-columns:1fr 1fr}
  .zrow{grid-template-columns:1fr;gap:26px}
  .zrow--flip .zrow__fig{order:0}
  .band__in{grid-template-columns:1fr 1fr}
  .foot__grid{grid-template-columns:1fr 1fr}
  .cta__in{padding:48px 22px}
}

@media (max-width:620px){
  body{font-size:15.5px}
  .top__in{flex-wrap:wrap;padding-top:12px;padding-bottom:12px;gap:12px}
  .brand{order:1}
  .top .btn.btn-primary{order:2;margin-left:auto}
  .nav{order:3;flex:1 0 100%;justify-content:center;flex-wrap:wrap;gap:8px 18px;margin-left:0}
  .nav a{font-size:14.5px}
  .hero__in{padding:38px 22px 46px}
  .hero h1{font-size:31px}
  .hero__lead{font-size:16px}
  .hero__shot img{max-width:240px}
  .hero__mini{gap:18px;margin-top:26px}
  .hero__mini b{font-size:19px}
  .sec{padding:48px 0}
  .sec__head h2{font-size:24px;padding-left:18px}
  .sec__head .sub{padding-left:18px}
  .grid3,.steps,.rev,.entry,.gal{grid-template-columns:1fr}
  .band__in{grid-template-columns:1fr 1fr}
  .band__cell{padding:24px 14px}
  .band__cell b{font-size:22px}
  .foot__grid{grid-template-columns:1fr;gap:26px}
  .foot{padding:40px 0 22px}
  .cta h2{font-size:23px}
  .cta__in{padding:42px 22px;gap:20px}
  .cta .btn{width:100%}
  .prose{padding:40px 0 18px}
  .prose h2{padding-left:18px}
  .prose figure{max-width:300px}
  .page-hero__in{padding:36px 22px 32px}
  .page-hero h1{font-size:27px}
  .qa summary{padding:18px 46px 18px 18px;font-size:15.5px}
  .qa .qa__body{padding:0 18px 20px}
}