:root{
  --pink:#f472b6;
  --sky:#38bdf8;
  --ink:#1f2937;
  --muted:#6b7280;
  --bg:#f8fafc;
  --line:#e9eef5;
  --card:#ffffff;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Segoe UI","Helvetica Neue",Arial,"Microsoft YaHei","微软雅黑","PingFang SC",sans-serif;
  color:var(--ink);
  background:var(--bg);
  line-height:1.8;
  font-size:16px;
}
h1,h2,h3,h4,p,ul,li,div,span,a,button,input,textarea,select,td,th{
  font-family:"Segoe UI","Helvetica Neue",Arial,"Microsoft YaHei","微软雅黑","PingFang SC",sans-serif;
}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;border-radius:16px;}
.wrap{max-width:1180px;margin:0 auto;padding:0 20px;}

/* header */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;
  gap:16px;padding:12px 20px;max-width:1180px;margin:0 auto;flex-wrap:wrap;
}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:18px;}
.logo-badge{
  width:38px;height:38px;border-radius:12px;
  background:linear-gradient(135deg,var(--pink),var(--sky));
  display:flex;align-items:center;justify-content:center;
  color:#fff;font-size:18px;box-shadow:0 6px 16px rgba(244,114,182,.35);
}
.nav-links{display:flex;flex-wrap:wrap;gap:6px;}
.nav-links a{
  padding:8px 14px;border-radius:999px;font-size:14px;font-weight:600;
  color:#334155;transition:.25s;border:1px solid transparent;
}
.nav-links a:hover{
  color:#fff;background:linear-gradient(135deg,var(--pink),var(--sky));
  border-color:transparent;box-shadow:0 6px 14px rgba(56,189,248,.3);
}

/* hero */
.hero{
  background:linear-gradient(135deg,rgba(244,114,182,.16),rgba(56,189,248,.16));
  padding:56px 0 48px;position:relative;overflow:hidden;
}
.hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:36px;align-items:center;}
.tag{
  display:inline-block;padding:5px 14px;border-radius:999px;font-size:13px;
  font-weight:700;color:#be185d;background:rgba(244,114,182,.18);margin-bottom:16px;
}
.hero h1{
  font-size:34px;line-height:1.4;margin:0 0 18px;font-weight:800;
  background:linear-gradient(120deg,#db2777,#0284c7);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero p{color:#475569;margin:0 0 22px;}
.btn-row{display:flex;gap:12px;flex-wrap:wrap;}
.btn{
  display:inline-block;padding:12px 26px;border-radius:999px;font-weight:700;
  font-size:15px;transition:.25s;
}
.btn-main{background:linear-gradient(135deg,var(--pink),var(--sky));color:#fff;box-shadow:0 10px 24px rgba(56,189,248,.32);}
.btn-main:hover{transform:translateY(-2px);}
.btn-ghost{border:2px solid #cbd5e1;color:#334155;background:#fff;}
.btn-ghost:hover{border-color:var(--pink);color:var(--pink);}
.hero-img{border-radius:24px;overflow:hidden;box-shadow:0 20px 44px rgba(56,189,248,.22);}
.hero-img img{border-radius:24px;width:100%;}

/* section */
.section{padding:56px 0;}
.section.alt{background:#fff;}
.sec-head{text-align:center;margin-bottom:34px;}
.sec-head h2{
  font-size:26px;margin:0 0 10px;font-weight:800;color:#0f172a;
}
.sec-head h2::after{
  content:"";display:block;width:64px;height:5px;border-radius:99px;margin:12px auto 0;
  background:linear-gradient(90deg,var(--pink),var(--sky));
}
.sec-head p{color:var(--muted);margin:0;font-size:15px;}

/* geo */
.geo-box{
  background:linear-gradient(135deg,rgba(244,114,182,.1),rgba(56,189,248,.12));
  border:1px solid #dbeafe;border-radius:22px;padding:30px 32px;
}
.geo-box p{margin:0 0 14px;color:#334155;}
.geo-box p:last-child{margin-bottom:0;}

/* cards */
.card-grid{display:grid;gap:22px;}
.g3{grid-template-columns:repeat(3,1fr);}
.g4{grid-template-columns:repeat(4,1fr);}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:20px;
  padding:24px;transition:.28s;box-shadow:0 4px 14px rgba(15,23,42,.04);
}
.card:hover{transform:translateY(-5px);box-shadow:0 18px 34px rgba(56,189,248,.16);border-color:#bae6fd;}
.card .ico{font-size:26px;margin-bottom:10px;}
.card h3{margin:0 0 8px;font-size:17px;font-weight:700;color:#0f172a;}
.card p{margin:0;color:var(--muted);font-size:14.5px;}
.pill{
  display:inline-block;margin-top:12px;font-size:12px;font-weight:700;
  padding:4px 12px;border-radius:999px;color:#0369a1;background:rgba(56,189,248,.16);
}
.pill.pink{color:#be185d;background:rgba(244,114,182,.18);}

/* stats */
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.stat{
  text-align:center;padding:26px 16px;border-radius:20px;color:#fff;
  background:linear-gradient(135deg,var(--pink),var(--sky));
  box-shadow:0 14px 28px rgba(244,114,182,.24);
}
.stat b{display:block;font-size:30px;font-weight:800;letter-spacing:.5px;}
.stat span{font-size:14px;opacity:.94;}

/* news */
.news-item{
  display:grid;grid-template-columns:96px 1fr;gap:20px;align-items:start;
  background:#fff;border:1px solid var(--line);border-radius:20px;padding:22px;
  margin-bottom:18px;transition:.28s;
}
.news-item:hover{border-color:#fbcfe8;box-shadow:0 16px 30px rgba(244,114,182,.12);}
.news-date{
  text-align:center;font-size:13px;font-weight:700;color:#be185d;
  background:rgba(244,114,182,.14);border-radius:14px;padding:10px 6px;line-height:1.5;
}
.news-item h3{margin:0 0 8px;font-size:17px;color:#0f172a;}
.news-item p{margin:0;color:var(--muted);font-size:14.5px;}

/* faq */
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:18px;
  padding:20px 24px;margin-bottom:14px;
}
.faq-item h3{margin:0 0 10px;font-size:16px;color:#0f172a;font-weight:700;}
.faq-item h3::before{content:"Q ";color:var(--pink);font-weight:800;}
.faq-item p{margin:0;color:#475569;font-size:14.5px;}
.faq-item p::before{content:"A ";color:var(--sky);font-weight:800;}

/* testimonial */
.quote{
  background:#fff;border-left:5px solid var(--pink);border-radius:16px;padding:22px 24px;
  box-shadow:0 6px 18px rgba(15,23,42,.05);
}
.quote p{margin:0 0 10px;color:#475569;font-size:14.5px;}
.quote span{font-size:13px;color:var(--muted);font-weight:600;}

/* cta */
.cta{
  border-radius:26px;padding:44px 34px;text-align:center;color:#fff;
  background:linear-gradient(135deg,#f472b6,#38bdf8);
  box-shadow:0 22px 44px rgba(56,189,248,.28);
}
.cta h2{margin:0 0 12px;font-size:25px;font-weight:800;color:#fff;}
.cta h2::after{display:none;}
.cta p{margin:0 0 22px;opacity:.95;}
.cta .btn{background:#fff;color:#be185d;}

/* download */
.dl-box{
  display:grid;grid-template-columns:1.1fr .9fr;gap:30px;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:24px;padding:30px;
}
.dl-box img{border-radius:20px;}

/* footer */
.site-footer{
  background:#0f172a;color:#cbd5e1;padding:44px 0 26px;margin-top:20px;
}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:28px;}
.site-footer h4{color:#fff;font-size:16px;margin:0 0 14px;font-weight:700;}
.site-footer p{margin:0 0 10px;font-size:14px;color:#94a3b8;}
.site-footer a{color:#e2e8f0;}
.site-footer a:hover{color:var(--pink);}
.footer-bottom{
  border-top:1px solid #1e293b;margin-top:28px;padding-top:18px;
  text-align:center;font-size:13.5px;color:#94a3b8;
}

@media (max-width:960px){
  .hero-grid,.dl-box{grid-template-columns:1fr;}
  .g3,.g4,.stat-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr;}
}
@media (max-width:600px){
  .hero h1{font-size:24px;}
  .g3,.g4,.stat-grid{grid-template-columns:1fr;}
  .news-item{grid-template-columns:1fr;}
  .news-date{display:inline-block;padding:6px 14px;}
}