:root{
  --bg:#E3E8EF;
  --bg2:#DAE1EA;
  --card:#FFFFFF;
  --line:#CDD6E1;
  --ink:#1A2430;
  --ink2:#4A5566;
  --ink3:#6E7A8C;
  --rose:#D6336C;
  --rose-d:#A81E4E;
  --rose-l:#FBE4EC;
  --lake:#1F6E8C;
  --lake-d:#145067;
  --lake-l:#E1F0F5;
  --gold:#F5C542;
  --deep:#1A2430;
  --wrap:1160px;
  --r:20px;
}

*{box-sizing:border-box;margin:0;padding:0}

html{-webkit-text-size-adjust:100%}

body{
  font-family:"Microsoft YaHei","PingFang SC","Hiragino Sans GB","Helvetica Neue",Arial,sans-serif;
  background:var(--bg);
  color:var(--ink);
  font-size:16px;
  line-height:1.78;
  -webkit-font-smoothing:antialiased;
}

img{max-width:100%;height:auto;display:block}
a{color:var(--lake-d);text-decoration:none}
a:hover{color:var(--rose-d)}
ul,ol{list-style:none}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 22px}

.top{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.94);border-bottom:1px solid var(--line)}
.top__in{max-width:var(--wrap);margin:0 auto;padding:12px 22px;display:flex;align-items:center;gap:16px}
.brand{display:flex;align-items:center;gap:10px;font-size:19px;font-weight:700;color:var(--ink);letter-spacing:.6px}
.brand img{width:38px;height:38px;flex:0 0 38px}
.nav{margin-left:auto;display:flex;flex-wrap:wrap;gap:4px}
.nav a{display:inline-block;padding:8px 13px;border-radius:10px;font-size:15px;font-weight:500;color:var(--ink2)}
.nav a:hover{background:var(--rose-l);color:var(--rose-d)}
.nav a[aria-current="page"]{background:var(--rose-l);color:var(--rose-d);font-weight:700}
.top__cta{margin-left:8px}

.btn{display:inline-flex;align-items:center;justify-content:center;white-space:nowrap;font-family:inherit;font-size:15px;font-weight:700;line-height:1;border:0;border-radius:12px;padding:13px 22px;cursor:pointer;transition:transform .18s,box-shadow .18s,background .18s,color .18s}
.btn.btn-primary{background:linear-gradient(120deg,var(--rose),var(--lake));color:#fff;box-shadow:0 8px 20px rgba(20,80,103,.22)}
.btn.btn-primary:hover{background:linear-gradient(120deg,var(--rose-d),var(--lake-d));color:#fff;transform:translateY(-2px)}
.btn.btn-ghost{background:#fff;color:var(--ink);border:1px solid var(--line)}
.btn.btn-ghost:hover{background:var(--rose-l);color:var(--rose-d);transform:translateY(-2px)}

.hero{position:relative;overflow:hidden;background:var(--deep);color:#fff}
.hero::before{content:"";position:absolute;inset:0;background:radial-gradient(560px 420px at 6% 10%,rgba(214,51,108,.55),transparent 66%),radial-gradient(640px 500px at 94% 90%,rgba(31,110,140,.60),transparent 68%)}
.hero::after{content:"";position:absolute;left:0;right:0;bottom:0;height:5px;background:linear-gradient(90deg,var(--rose),var(--lake),var(--gold))}
.hero__in{position:relative;max-width:var(--wrap);margin:0 auto;padding:64px 22px 118px;display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center}
.hero h1{font-size:43px;line-height:1.2;letter-spacing:.5px;font-weight:700}
.hero__brand-text{color:var(--gold)}
.hero__kicker{display:inline-flex;align-items:center;gap:8px;font-size:13px;letter-spacing:1.6px;color:#F0C8D8;text-transform:uppercase;margin-bottom:16px}
.hero__kicker::before{content:"";width:9px;height:9px;border-radius:2px;transform:rotate(45deg);background:var(--gold)}
.hero__lead{margin-top:18px;max-width:560px;font-size:16.5px;color:#D3DCE6}
.hero__cta{margin-top:28px;display:flex;flex-wrap:wrap;gap:14px}
.hero__tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:24px}
.hero__tags span{padding:5px 11px;border:1px solid rgba(255,255,255,.38);border-radius:4px;color:#fff;font-size:13px;font-weight:600}
.hero .btn.btn-ghost{background:rgba(255,255,255,.08);color:#fff;border:1px solid rgba(255,255,255,.42)}
.hero .btn.btn-ghost:hover{background:rgba(255,255,255,.18);color:#fff;border-color:#fff}
.hero__shot{justify-self:center;text-align:center}
.hero__shot img{width:100%;max-width:300px;height:auto;margin:0 auto;border-radius:26px;box-shadow:0 24px 48px rgba(0,0,0,.44)}
.hero__shot figcaption{margin-top:12px;font-size:13px;color:#A7B6C6}

.facts{margin-top:-74px;position:relative;z-index:5}
.facts__in{max-width:var(--wrap);margin:0 auto;padding:0 22px;display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.fact{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:18px 20px 20px;box-shadow:0 12px 28px rgba(20,40,60,.10)}
.fact::before{content:"";display:block;width:10px;height:10px;border-radius:2px;transform:rotate(45deg);background:linear-gradient(135deg,var(--rose),var(--lake));margin-bottom:12px}
.fact b{display:block;font-size:23px;color:var(--rose-d);line-height:1.3}
.fact span{display:block;font-size:13.5px;color:var(--ink3);margin-top:2px}

.sec{padding:70px 0}
.sec--paper{background:var(--card)}
.sec--paper + .sec--paper{padding-top:0}
.sec__head{display:flex;align-items:center;gap:14px}
.sec__mark{width:30px;height:30px;flex:0 0 30px;border-radius:8px;transform:rotate(45deg);background:linear-gradient(135deg,var(--rose),var(--lake));position:relative}
.sec__mark::after{content:"";position:absolute;inset:9px;border-radius:3px;background:rgba(255,255,255,.9)}
.sec__head h2{font-size:27px;line-height:1.32;font-weight:700}
.sec__rail{margin:14px 0 30px;height:1px;background:linear-gradient(90deg,var(--rose),var(--lake) 55%,transparent);position:relative}
.sec__rail::before{content:"";position:absolute;left:0;top:-3px;width:7px;height:7px;border-radius:1px;transform:rotate(45deg);background:var(--rose)}
.sub{font-size:16px;color:var(--ink2);margin:-14px 0 28px}

.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.card{position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:24px 22px 28px}
.card::after{content:"";position:absolute;right:20px;bottom:20px;width:9px;height:9px;border-radius:2px;transform:rotate(45deg);background:var(--lake)}
.card:nth-child(3n+1)::after{background:var(--rose)}
.card:nth-child(3n+2)::after{background:var(--gold)}
.card h3{font-size:18px;margin-bottom:8px;font-weight:700}
.card p{font-size:15px;color:var(--ink2)}
.card--mid{margin-top:22px}

.feat{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:6px}
.feat article{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:26px 24px}
.feat h3{font-size:19px;margin-bottom:10px}
.feat p{font-size:15px;color:var(--ink2)}
.feat p + p{margin-top:10px}
.feat b{color:var(--rose-d)}

.shots{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;align-items:start}
.shots figure{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:12px;height:auto}
.shots img{width:100%;height:auto;border-radius:10px}
.shots figcaption{margin-top:10px;font-size:13px;color:var(--ink3);text-align:center;line-height:1.6}
.shots figure:nth-child(even){margin-top:26px}
.shots--2{grid-template-columns:repeat(2,1fr)}
.shots--2 img{width:auto;max-width:100%;height:auto;margin:0 auto}
.shots--2 figure:nth-child(even){margin-top:0}

.entries{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.entry{display:block;position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:26px 24px 58px}
.entry::before{content:"";position:absolute;left:0;top:26px;bottom:26px;width:4px;border-radius:0 4px 4px 0;background:linear-gradient(180deg,var(--rose),var(--lake))}
.entry:hover{border-color:var(--rose)}
.entry h3{font-size:18px;margin-bottom:8px;color:var(--ink)}
.entry p{font-size:14.5px;color:var(--ink2)}
.entry i{position:absolute;left:24px;bottom:22px;font-style:normal;font-size:14px;font-weight:700;color:var(--rose-d)}

.reviews{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.review{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:24px 22px}
.review .score{color:var(--gold);font-size:15px;letter-spacing:2px}
.review p{margin-top:12px;font-size:15px;color:var(--ink2)}
.review cite{display:block;margin-top:14px;font-size:13.5px;color:var(--ink3);font-style:normal}

.qa{display:grid;grid-template-columns:repeat(2,1fr);gap:14px 20px}
.qa details{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:0 20px}
.qa summary{cursor:pointer;list-style:none;font-weight:700;font-size:15.5px;padding:17px 0;position:relative;padding-right:26px}
.qa summary::-webkit-details-marker{display:none}
.qa summary::after{content:"";position:absolute;right:2px;top:24px;width:8px;height:8px;border-right:2px solid var(--lake);border-bottom:2px solid var(--lake);transform:rotate(45deg)}
.qa details[open] summary::after{transform:rotate(-135deg);top:27px}
.qa details p{padding-bottom:18px;font-size:14.8px;color:var(--ink2)}

.steps{counter-reset:st;display:grid;gap:14px}
.steps li{counter-increment:st;position:relative;background:var(--card);border:1px solid var(--line);border-radius:16px;padding:20px 24px 20px 68px;font-size:15.4px;color:var(--ink2)}
.steps li::before{content:counter(st,decimal-leading-zero);position:absolute;left:22px;top:20px;font-size:15px;font-weight:700;color:#fff;background:linear-gradient(135deg,var(--rose),var(--lake));border-radius:8px;width:32px;height:32px;display:flex;align-items:center;justify-content:center}
.steps li b{display:block;color:var(--ink);font-size:16.5px;margin-bottom:2px}

.cta{background:var(--deep);color:#fff;position:relative;overflow:hidden}
.cta::before{content:"";position:absolute;inset:0;background:radial-gradient(520px 320px at 12% 20%,rgba(214,51,108,.46),transparent 68%),radial-gradient(560px 340px at 88% 84%,rgba(31,110,140,.52),transparent 70%)}
.cta__in{position:relative;max-width:var(--wrap);margin:0 auto;padding:58px 22px;display:flex;flex-wrap:wrap;align-items:center;gap:22px;justify-content:space-between}
.cta h2{font-size:26px;line-height:1.34}
.cta .cta-note{margin-top:10px;font-size:14.5px;color:#C4D0DC;max-width:620px}
.cta .btn.btn-primary{background:linear-gradient(120deg,var(--rose),var(--lake));color:#fff}

.foot{background:#141C26;color:#9FADBD}
.foot__in{max-width:var(--wrap);margin:0 auto;padding:52px 22px 26px;display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:34px}
.foot h3{font-size:16px;color:#fff;margin-bottom:12px;font-weight:700}
.foot__brand{display:flex;align-items:center;gap:8px}
.foot__brand img{width:28px;height:28px;object-fit:contain}
.foot p{font-size:14px;line-height:1.85}
.foot a{display:block;font-size:14px;color:#9FADBD;padding:4px 0}
.foot a:hover{color:#fff}
.foot__bar{max-width:var(--wrap);margin:0 auto;padding:18px 22px 30px;border-top:1px solid #26313E;font-size:13px;color:#7D8B9B}
.foot .btn.btn-primary{display:inline-flex;padding:9px 16px;background:linear-gradient(120deg,var(--rose),var(--lake));color:#fff;box-shadow:none}

.totop{position:fixed;right:20px;bottom:24px;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);background:#fff;color:var(--lake-d);font-size:18px;line-height:1;cursor:pointer;display:block;z-index:80;box-shadow:0 10px 24px rgba(20,40,60,.16)}
.totop[hidden]{display:none}

@keyframes gemIn{from{transform:translateY(15px) scale(.975)}to{transform:none}}
.fx{animation:gemIn .62s cubic-bezier(.2,.7,.3,1) both}
.fx.d1{animation-delay:.09s}
.fx.d2{animation-delay:.18s}
.fx.d3{animation-delay:.27s}
@media (prefers-reduced-motion:reduce){.fx{animation:none}}

@media (max-width:980px){
  .hero__in{grid-template-columns:1fr;padding:50px 22px 108px;gap:34px}
  .hero h1{font-size:34px}
  .hero__shot{order:2}
  .facts__in{grid-template-columns:repeat(2,1fr)}
  .cards,.feat,.entries,.reviews{grid-template-columns:repeat(2,1fr)}
  .card--mid{margin-top:0}
  .shots{grid-template-columns:repeat(3,1fr)}
  .shots figure:nth-child(even){margin-top:0}
  .foot__in{grid-template-columns:1fr 1fr}
}

@media (max-width:620px){
  body{font-size:15.5px}
  .top__in{flex-wrap:wrap;row-gap:8px}
  .brand{order:1}
  .top__cta{order:2;margin-left:auto}
  .nav{order:3;flex:1 0 100%;justify-content:center;margin-left:0}
  .nav a{padding:7px 11px;font-size:14px}
  .hero__in{padding:38px 22px 96px}
  .hero h1{font-size:27px}
  .hero__lead{font-size:15.4px}
  .hero__shot img{max-width:270px}
  .facts{margin-top:-66px}
  .facts__in{grid-template-columns:1fr 1fr;gap:12px}
  .fact{padding:15px 16px 16px}
  .fact b{font-size:20px}
  .sec{padding:52px 0}
  .sec__head h2{font-size:22px}
  .cards,.feat,.entries,.reviews{grid-template-columns:1fr}
  .shots{grid-template-columns:repeat(2,1fr);gap:12px}
  .shots--2{grid-template-columns:1fr}
  .qa{grid-template-columns:1fr}
  .cta__in{padding:46px 22px}
  .cta h2{font-size:22px}
  .foot__in{grid-template-columns:1fr;gap:26px}
  .steps li{padding:18px 18px 18px 62px}
}