*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  color:#0f172a;
  background:#fff;
  line-height:1.65;
}
a{text-decoration:none;color:inherit}
button{font:inherit;border:none;cursor:pointer}
img{max-width:100%;display:block}
.container{width:min(1160px,calc(100% - 32px));margin:0 auto}
.hero{
  background:linear-gradient(180deg,#f8fafc 0%,#ffffff 70%);
  padding:24px 0 64px;
}
.nav{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
}
.brand-title{
  font-size:24px;
  font-weight:900;
  letter-spacing:-0.02em;
}
.brand-sub{
  margin-top:4px;
  font-size:14px;
  color:#64748b;
}
.hero-content{padding-top:52px}
.hero-text{max-width:900px}
h1{
  margin:0;
  font-size:clamp(38px,6vw,72px);
  line-height:1.06;
  font-weight:900;
  letter-spacing:-0.04em;
}
h2{
  margin:8px 0 0;
  font-size:clamp(30px,4vw,46px);
  line-height:1.15;
  font-weight:900;
  letter-spacing:-0.03em;
}
.lead{
  margin-top:18px;
  max-width:820px;
  font-size:18px;
  color:#475569;
}
.hero-actions,.action-row{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:28px;
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:18px;
  padding:13px 20px;
  font-weight:800;
  transition:.2s ease;
}
.btn:hover{transform:translateY(-1px)}
.btn-dark{background:#0f172a;color:#fff}
.btn-light{background:#fff;color:#0f172a;border:1px solid #dbe2ea}
.btn-white{background:#fff;color:#0f172a}
.btn-light-border{background:rgba(255,255,255,.08);color:#fff;border:1px solid rgba(255,255,255,.18)}
.btn-full{width:100%;margin-top:18px}
.small{padding:12px 18px;font-size:14px}
.section{padding:64px 0}
.muted{background:#f8fafc}
.section-head{max-width:760px;margin-bottom:28px}
.eyebrow{
  color:#64748b;
  font-size:14px;
  font-weight:800;
}
.eyebrow.light{color:#cbd5e1}
.grid{display:grid;gap:16px}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.card,.price-card,.contact-card,.mini-card{
  background:#fff;
  border:1px solid #e2e8f0;
  border-radius:28px;
  box-shadow:0 10px 30px rgba(15,23,42,.05);
}
.card{padding:24px}
.card h3,.price-card h3,.mini-card h3{margin:0;font-size:22px}
.card p,.mini-card p{margin:12px 0 0;color:#64748b;font-size:14px}
.pill-list{list-style:none;margin:18px 0 0;padding:0}
.pill-list li{
  background:#f8fafc;
  border-radius:16px;
  padding:10px 12px;
  margin-top:10px;
  font-size:14px;
  color:#334155;
}
.step .step-no{
  color:#94a3b8;
  font-size:14px;
  font-weight:900;
  margin-bottom:10px;
}
.price-card{padding:24px}
.price{font-size:38px;line-height:1;font-weight:900;margin-top:14px}
.price-card p{color:#64748b;margin:12px 0 0;font-size:14px}
.price-card ul{margin:18px 0 0;padding-left:18px}
.price-card li{margin:10px 0}
.featured{background:#0f172a;color:#fff;border-color:#0f172a}
.featured p{color:#cbd5e1}
.featured-top{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:12px;
}
.badge{
  display:inline-block;
  padding:6px 10px;
  border-radius:999px;
  background:rgba(255,255,255,.1);
  font-size:12px;
  font-weight:800;
}
.contact-wrap{padding-top:12px;padding-bottom:84px}
.contact-box{
  background:#0f172a;
  color:#fff;
  border-radius:34px;
  box-shadow:0 20px 44px rgba(15,23,42,.18);
  padding:32px;
  display:grid;
  gap:24px;
  grid-template-columns:1.1fr .9fr;
}
.contact-left p{color:#cbd5e1;margin-top:16px}
.contact-right{display:grid;gap:16px}
.contact-card{
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.1);
  box-shadow:none;
  padding:22px;
}
.contact-card .label{
  color:#cbd5e1;
  font-size:14px;
  font-weight:700;
}
.contact-card .value{
  margin-top:8px;
  font-size:24px;
  font-weight:900;
  word-break:break-all;
}
.contact-card .desc{
  margin-top:10px;
  color:#cbd5e1;
  font-size:14px;
}
.copy-tip{
  min-height:24px;
  margin-top:14px;
  color:#fbbf24;
  font-size:14px;
  font-weight:700;
}
.floating{
  position:fixed;
  right:16px;
  bottom:16px;
  display:flex;
  flex-direction:column;
  gap:10px;
  z-index:50;
}
.list-page{padding:42px 0 84px;min-height:100vh;background:#f8fafc}
.list-wrap{width:min(1100px,calc(100% - 32px));margin:0 auto}
.topbar{
  display:flex;
  gap:12px;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  margin-bottom:28px;
}
.back-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:12px 18px;
  border-radius:16px;
  font-weight:800;
  background:#0f172a;
  color:#fff;
}
.plan-block{
  background:#fff;
  border:1px solid #e2e8f0;
  border-radius:28px;
  padding:28px;
  box-shadow:0 10px 30px rgba(15,23,42,.05);
}
.plan-title{margin:0;font-size:40px;line-height:1.1}
.plan-price{margin-top:14px;font-size:22px;font-weight:900;color:#0f172a}
.plan-desc{margin-top:12px;color:#64748b;font-size:16px}
.tagline{
  display:inline-block;
  margin-top:16px;
  padding:8px 12px;
  border-radius:999px;
  background:#eef2ff;
  color:#1e293b;
  font-size:13px;
  font-weight:700;
}
.section-title{margin-top:28px;font-size:22px;font-weight:900}
.service-list{margin:14px 0 0;padding-left:22px}
.service-list li{margin:10px 0;line-height:1.85;color:#334155}
.note-box{
  margin-top:24px;
  background:#0f172a;
  color:#fff;
  border-radius:24px;
  padding:22px;
}
.note-box p{margin:8px 0;color:#cbd5e1}
.mini-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:16px;
  margin-top:22px;
}
.mini-card{padding:20px}
@media (max-width:980px){
  .grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .grid-3{grid-template-columns:1fr}
  .contact-box{grid-template-columns:1fr}
}
@media (max-width:720px){
  .container,.list-wrap{width:min(100% - 24px,1160px)}
  .nav{flex-direction:column;align-items:flex-start}
  .hero{padding:18px 0 42px}
  .hero-content{padding-top:32px}
  .hero-actions,.action-row{flex-direction:column}
  .grid-4,.mini-grid{grid-template-columns:1fr}
  .section{padding:48px 0}
  .contact-box{padding:22px}
  .floating{right:10px;bottom:10px}
  .plan-title{font-size:30px}
}
  .contact-mini{
  display:flex;
  flex-wrap:wrap;
  gap:18px;
  margin-top:18px;
  font-size:15px;
  color:#475569;
  font-weight:600;
}.btn-note{
  margin-top:10px;
  text-align:center;
  font-size:13px;
  color:#64748b;
  font-weight:600;
}

.featured .btn-note,
.btn-note-light{
  color:#cbd5e1;
}.btn-stack{
  flex-direction:column;
  gap:4px;
  padding-top:14px;
  padding-bottom:14px;
  line-height:1.2;
}

.btn-main{
  font-size:16px;
  font-weight:800;
}

.btn-sub{
  font-size:12px;
  font-weight:600;
  opacity:0.82;
}

.btn-dark .btn-sub{
  color:rgba(255,255,255,0.82);
}

.btn-white .btn-sub{
  color:#64748b;
}.nav{
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}

.nav{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
}

.top-bar{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:24px;
  padding-top:20px;
}

.brand-block{
  min-width:0;
}

.site-jump-btn{
  display:inline-flex;
  align-items:center;
  gap:10px;
  white-space:nowrap;
  text-decoration:none;
  padding:14px 22px;
  border-radius:16px;
  background:linear-gradient(135deg,#ff7a00,#ff9f1a);
  color:#fff;
  font-size:15px;
  font-weight:700;
  line-height:1;
  box-shadow:0 14px 32px rgba(255,122,0,.28);
  border:1px solid rgba(255,255,255,.15);
  transition:all .22s ease;
  margin-left:auto;
}

.site-jump-btn:hover{
  background:linear-gradient(135deg,#f06d00,#ff9600);
  transform:translateY(-2px);
  box-shadow:0 18px 36px rgba(255,122,0,.34);
}

.btn-tag{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  height:28px;
  padding:0 10px;
  border-radius:999px;
  background:rgba(255,255,255,.2);
  font-size:12px;
  font-weight:700;
}

.btn-text{
  font-size:15px;
  font-weight:700;
}

.btn-arrow{
  font-size:18px;
  line-height:1;
  transition:transform .22s ease;
}

.site-jump-btn:hover .btn-arrow{
  transform:translateX(3px);
}

@media (max-width:768px){
  .top-bar{
    flex-direction:column;
    align-items:flex-start;
  }

  .site-jump-btn{
    margin-left:0;
    margin-top:12px;
  }
}