:root{
  --bg:#ffffff;
  --bg-soft:#f7f8fc;
  --ink:#14141f;
  --sub:#6b7280;
  --line:#ececf2;
  --brand:#4f46e5;
  --brand2:#7c3aed;
  --radius:16px;
  --maxw:1000px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;
  color:var(--ink);background:var(--bg);line-height:1.75;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 22px}
a{color:inherit;text-decoration:none}

.nav{position:sticky;top:0;z-index:30;
  background:rgba(255,255,255,.82);backdrop-filter:saturate(180%) blur(14px);
  border-bottom:1px solid var(--line)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:62px}
.logo{font-weight:800;font-size:18px;letter-spacing:.4px}
.logo b{background:linear-gradient(120deg,var(--brand),var(--brand2));
  -webkit-background-clip:text;background-clip:text;color:transparent}
.nav-links{display:flex;gap:26px;font-size:14px;color:var(--sub)}
.nav-links a:hover{color:var(--ink)}
.nav .btn-sm{font-size:13px;padding:8px 16px}

.btn{display:inline-block;font-weight:600;border-radius:999px;padding:12px 26px;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease}
.btn-primary{background:linear-gradient(120deg,var(--brand),var(--brand2));color:#fff;
  box-shadow:0 10px 28px -10px rgba(79,70,229,.6)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 34px -10px rgba(79,70,229,.7);text-decoration:none}
.btn-ghost{border:1px solid var(--line);color:var(--ink);background:#fff}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);text-decoration:none}

.hero{padding:84px 0 60px;text-align:center}
.eyebrow{display:inline-block;font-size:12px;letter-spacing:2.5px;text-transform:uppercase;
  color:var(--brand);font-weight:700;margin-bottom:18px}
.hero h1{font-size:clamp(30px,5.2vw,54px);line-height:1.14;font-weight:800;letter-spacing:-.6px}
.hero h1 .grad{background:linear-gradient(120deg,var(--brand),var(--brand2));
  -webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.lead{margin:22px auto 0;max-width:640px;color:var(--sub);font-size:17px}
.acts{margin-top:34px;display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

.trust{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--bg-soft)}
.trust .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;padding:30px 22px}
.trust .item{text-align:center}
.trust .num{font-size:30px;font-weight:800;
  background:linear-gradient(120deg,var(--brand),var(--brand2));
  -webkit-background-clip:text;background-clip:text;color:transparent}
.trust .lbl{font-size:13px;color:var(--sub);margin-top:4px}

.section{padding:74px 0}
.section h2{font-size:clamp(24px,3.4vw,34px);font-weight:800;letter-spacing:-.4px}
.section .sub{color:var(--sub);margin-top:10px;max-width:620px}
.center{text-align:center}
.center .sub{margin-left:auto;margin-right:auto}

.grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;margin-top:38px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.card:hover{transform:translateY(-4px);box-shadow:0 22px 48px -22px rgba(20,20,40,.28);border-color:#d9d6ff}
.tag{display:inline-block;font-size:12px;font-weight:600;letter-spacing:.5px;
  color:var(--brand);background:#eef0ff;padding:4px 10px;border-radius:999px}
.card h3{font-size:18px;margin:14px 0 8px;font-weight:700;line-height:1.4}
.card p{color:var(--sub);font-size:14.5px}
.card .price{margin-top:16px;font-size:20px;font-weight:800;color:var(--ink)}
.card .price small{font-size:13px;font-weight:500;color:var(--sub);margin-left:4px}
.card .btn{margin-top:16px;width:100%;text-align:center;font-size:14px;padding:11px 0}

.freebie{margin-top:42px;border:1px solid #e6e2ff;border-radius:var(--radius);
  background:linear-gradient(180deg,#f5f4ff,#ffffff);padding:34px 30px;text-align:center}
.freebie h3{font-size:22px;font-weight:800;margin-bottom:8px}
.freebie p{color:var(--sub);max-width:520px;margin:0 auto 20px}

.blog-list{margin-top:34px;display:grid;gap:14px}
.blog-item{display:flex;justify-content:space-between;align-items:center;gap:16px;
  border:1px solid var(--line);border-radius:14px;padding:18px 22px;transition:border-color .2s,transform .2s}
.blog-item:hover{border-color:var(--brand);transform:translateX(3px)}
.blog-item h4{font-size:16px;font-weight:600}
.blog-item span{color:var(--brand);font-size:14px;font-weight:600;white-space:nowrap}

.contact{background:var(--bg-soft);border-radius:var(--radius);padding:36px 30px;margin-top:38px;
  border:1px solid var(--line)}
.contact h3{font-size:22px;font-weight:800;margin-bottom:6px}
.contact p{color:var(--sub);margin-bottom:18px}
.field{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:10px;
  font-size:15px;font-family:inherit;margin-bottom:12px;background:#fff;color:var(--ink)}
.field:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(79,70,229,.12)}
textarea.field{height:88px;resize:vertical}
.note{font-size:13px;color:var(--sub);margin-top:10px}

footer{border-top:1px solid var(--line);color:var(--sub);font-size:13.5px;text-align:center;padding:38px 22px;line-height:1.9}

@media (max-width:760px){
  .nav-links{display:none}
  .trust .wrap{grid-template-columns:repeat(2,1fr);gap:22px}
  .grid{grid-template-columns:1fr}
  .hero{padding:60px 0 44px}
  .section{padding:54px 0}
}