:root{
  --red:#dc2626;
  --dark-red:#7f1d1d;
  --gold:#fbbf24;
  --line:rgba(251,191,36,.28);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:"Segoe UI","Helvetica Neue",Arial,"Microsoft YaHei","微软雅黑","PingFang SC",sans-serif;
  background:
    radial-gradient(circle at 50% 0%,rgba(220,38,38,.20),transparent 45%),
    linear-gradient(180deg,#0a0506,#140809 60%,#0a0506);
  background-attachment:fixed;
  color:#f0e6e6;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:4px}
a{color:inherit}
/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:100;
  background:linear-gradient(90deg,#7f1d1d,#dc2626 55%,#7f1d1d);
  border-bottom:2px solid var(--gold);
  box-shadow:0 8px 26px rgba(0,0,0,.65);
}
.header-inner{
  max-width:1200px;margin:0 auto;
  display:flex;align-items:center;justify-content:space-between;
  gap:18px;padding:12px 20px;flex-wrap:wrap;
}
.logo{
  font-size:22px;font-weight:800;color:#fff;text-decoration:none;
  letter-spacing:1px;white-space:nowrap;
}
.logo span{color:var(--gold)}
.nav-links{display:flex;flex-wrap:wrap;gap:6px}
.nav-links a{
  color:#fff5e6;text-decoration:none;font-size:15px;
  padding:6px 13px;border-radius:3px;border:1px solid transparent;
  transition:.2s;white-space:nowrap;
}
.nav-links a:hover{background:rgba(0,0,0,.38);border-color:var(--gold);color:var(--gold)}
/* ---------- hero ---------- */
.hero{
  padding:62px 20px 54px;
  background:
    radial-gradient(circle at 16% 18%,rgba(220,38,38,.50),transparent 55%),
    radial-gradient(circle at 84% 10%,rgba(251,191,36,.16),transparent 50%),
    linear-gradient(135deg,#260607,#7f1d1d 58%,#330809);
  border-bottom:3px solid var(--gold);
}
.hero-inner{
  max-width:1200px;margin:0 auto;
  display:grid;grid-template-columns:1.15fr .85fr;gap:36px;align-items:center;
}
.hero h1{
  font-size:34px;line-height:1.45;color:#fff;letter-spacing:1px;
  text-shadow:0 4px 20px rgba(0,0,0,.65);
}
.hero h1 em{font-style:normal;color:var(--gold)}
.hero-sub{
  margin-top:16px;color:#f4dede;font-size:15.5px;
}
.hero-actions{margin-top:26px;display:flex;gap:14px;flex-wrap:wrap}
.btn{
  display:inline-block;padding:12px 30px;
  background:linear-gradient(90deg,var(--dark-red),var(--red));
  color:#fff;text-decoration:none;border-radius:3px;
  border:1px solid var(--gold);font-weight:700;letter-spacing:1px;
  font-size:15px;transition:.22s;
  box-shadow:0 10px 22px rgba(220,38,38,.38);
}
.btn:hover{background:linear-gradient(90deg,#dc2626,#fbbf24);color:#2a0607}
.btn.ghost{background:transparent;color:var(--gold);box-shadow:none}
.btn.ghost:hover{background:rgba(251,191,36,.14);color:var(--gold)}
.hero-img{
  width:100%;border:1px solid var(--line);border-radius:5px;
  box-shadow:0 18px 44px rgba(0,0,0,.7);
}
/* ---------- common section ---------- */
.section{max-width:1200px;margin:0 auto;padding:58px 20px}
.section-head{text-align:center;margin-bottom:34px}
.section-head h2{
  font-size:28px;color:#fff;letter-spacing:1.5px;font-weight:800;
}
.section-head h2::after{
  content:"";display:block;width:76px;height:3px;margin:12px auto 0;
  background:linear-gradient(90deg,transparent,var(--gold),transparent);
}
.section-head p{color:#c6b2b2;font-size:14px;margin-top:10px}
.card{
  position:relative;overflow:hidden;
  background:linear-gradient(160deg,#1c0c0d,#120708);
  border:1px solid var(--line);border-radius:4px;
  box-shadow:0 12px 28px rgba(0,0,0,.55),inset 0 1px 0 rgba(255,255,255,.05);
  transition:.25s;
}
.card::before{
  content:"";position:absolute;top:0;left:0;width:100%;height:3px;
  background:linear-gradient(90deg,var(--red),var(--gold));
}
.card:hover{transform:translateY(-4px);border-color:var(--gold);box-shadow:0 18px 38px rgba(220,38,38,.28)}
.grid{display:grid;gap:20px}
.grid-3{grid-template-columns:repeat(auto-fit,minmax(270px,1fr))}
.grid-4{grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}
/* ---------- geo ---------- */
.geo-wrap{
  background:linear-gradient(160deg,rgba(127,29,29,.35),rgba(18,7,8,.9));
  border:1px solid var(--line);border-radius:5px;
  padding:30px 28px;box-shadow:0 14px 34px rgba(0,0,0,.5);
}
.geo-wrap p{color:#e7d5d5;font-size:15.5px;margin-bottom:14px}
.geo-wrap p:last-child{margin-bottom:0}
.geo-wrap strong{color:var(--gold)}
/* ---------- feature cards ---------- */
.feature{padding:26px 22px}
.feature .ico{font-size:26px;line-height:1;margin-bottom:12px}
.feature h3{font-size:18px;color:#fff;margin-bottom:8px;letter-spacing:.5px}
.feature p{color:#bda9a9;font-size:14.5px}
/* ---------- stats ---------- */
.stat{text-align:center;padding:28px 14px}
.stat strong{display:block;font-size:34px;color:var(--gold);letter-spacing:1px;font-weight:800}
.stat span{color:#c6b2b2;font-size:14px;letter-spacing:.5px}
/* ---------- events ---------- */
.event{padding:22px 22px 24px}
.event-top{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:10px}
.event h3{font-size:17.5px;color:#fff;line-height:1.5}
.badge{
  background:linear-gradient(90deg,var(--dark-red),var(--red));
  color:#fff;font-size:12px;padding:3px 10px;border-radius:2px;letter-spacing:1px;
  white-space:nowrap;
}
.event p{color:#bda9a9;font-size:14.5px}
/* ---------- brand story ---------- */
.story-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:30px;align-items:center}
.story-grid p{color:#d8c5c5;font-size:15.5px;margin-bottom:14px}
.story-grid p:last-child{margin-bottom:0}
/* ---------- news ---------- */
.news-item{padding:24px 24px 26px}
.news-meta{display:flex;align-items:center;gap:12px;margin-bottom:10px;font-size:13px;flex-wrap:wrap}
.tag{
  background:linear-gradient(90deg,var(--dark-red),var(--red));
  color:#fff;padding:2px 11px;border-radius:2px;font-size:12px;letter-spacing:1px;
}
.date{color:var(--gold);font-size:13px}
.news-item h3{font-size:18px;color:#fff;margin-bottom:10px;line-height:1.55}
.news-item p{color:#bda9a9;font-size:14.6px}
/* ---------- testimonials ---------- */
.quote{padding:24px 22px}
.quote p{color:#d8c5c5;font-size:14.6px;margin-bottom:14px;font-style:normal}
.quote .who{color:var(--gold);font-size:13.5px;letter-spacing:.5px}
.stars{color:var(--gold);font-size:14px;margin-bottom:10px;letter-spacing:2px}
/* ---------- faq ---------- */
.faq-item{padding:22px 24px}
.faq-item h3{
  color:var(--gold);font-size:17px;margin-bottom:10px;line-height:1.55;
}
.faq-item h3::before{content:"Q ";color:var(--red);font-weight:800}
.faq-item p{color:#c3aeae;font-size:14.6px}
.faq-item p::before{content:"A ";color:var(--gold);font-weight:800}
/* ---------- download ---------- */
.dl-box{
  display:grid;grid-template-columns:.7fr 1.3fr;gap:28px;align-items:center;
  padding:30px;background:linear-gradient(160deg,rgba(127,29,29,.45),rgba(18,7,8,.95));
  border:1px solid var(--line);border-radius:5px;box-shadow:0 14px 34px rgba(0,0,0,.5);
}
.dl-box h3{font-size:22px;color:#fff;margin-bottom:12px}
.dl-box p{color:#d8c5c5;font-size:15px;margin-bottom:18px}
/* ---------- cta ---------- */
.cta-box{
  text-align:center;padding:48px 26px;border-radius:5px;
  background:
    radial-gradient(circle at 50% 0%,rgba(251,191,36,.18),transparent 60%),
    linear-gradient(135deg,#7f1d1d,#2a0607 70%);
  border:1px solid var(--gold);
  box-shadow:0 18px 46px rgba(220,38,38,.28);
}
.cta-box h2{font-size:26px;color:#fff;margin-bottom:14px;letter-spacing:1px}
.cta-box p{color:#e2cccc;font-size:15px;margin-bottom:24px}
/* ---------- footer ---------- */
.site-footer{
  margin-top:40px;
  background:linear-gradient(180deg,#140809,#080303);
  border-top:2px solid var(--gold);
  padding:42px 20px 22px;
}
.footer-inner{
  max-width:1200px;margin:0 auto;
  display:grid;grid-template-columns:1.1fr 1.3fr;gap:30px;
}
.footer-brand .logo{display:inline-block;margin-bottom:12px}
.footer-brand p{color:#a89090;font-size:14px}
.footer-list{list-style:none}
.footer-list li{color:#bda9a9;font-size:14px;margin-bottom:8px}
.footer-list li b{color:var(--gold);font-weight:600;margin-right:6px}
.footer-bottom{
  max-width:1200px;margin:28px auto 0;padding-top:18px;
  border-top:1px solid rgba(251,191,36,.2);
  text-align:center;color:#9c8787;font-size:13.5px;
}
.footer-bottom a{color:var(--gold);text-decoration:none;margin:0 6px}
.footer-bottom a:hover{text-decoration:underline}
@media(max-width:860px){
  .hero-inner{grid-template-columns:1fr}
  .story-grid{grid-template-columns:1fr}
  .dl-box{grid-template-columns:1fr}
  .footer-inner{grid-template-columns:1fr}
  .hero h1{font-size:27px}
  .section{padding:44px 18px}
}