:root { --a:#0891b2; --bg:#eef5ff; --ink:#0f172a; --muted:#64748b; --line:rgba(148,163,184,.18); --surface:#fff; }
*{box-sizing:border-box} body{margin:0;background:radial-gradient(circle at top right, rgba(37,99,235,.12), transparent 26%),var(--bg);color:var(--ink);font-family:"Microsoft YaHei","PingFang SC",sans-serif}
a{color:inherit;text-decoration:none} .wrap{width:min(1160px,calc(100% - 32px));margin:0 auto}
.topbar{position:sticky;top:0;z-index:20;background:rgba(8,17,33,.88);backdrop-filter:blur(14px);border-bottom:1px solid rgba(255,255,255,.08)}
.topbar .wrap{display:flex;justify-content:space-between;align-items:center;min-height:72px;gap:24px}
.brand strong{display:block;color:#fff;font-size:18px} .brand span{color:#9fb3d9;font-size:12px} nav{display:flex;gap:18px;color:#d9e4ff;font-size:14px}
.hero{padding:76px 0 54px;background:linear-gradient(135deg,#081121 0%, #112448 60%, #0891b2 130%);color:#fff}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:24px;align-items:start}
.pill{display:inline-flex;padding:7px 14px;border-radius:999px;background:rgba(255,255,255,.12);font-size:13px;letter-spacing:.08em}
h1{margin:18px 0 14px;font-size:clamp(34px,5vw,62px);line-height:1.05} .hero-copy p{margin:0;color:rgba(255,255,255,.86);line-height:1.78;font-size:17px}
.actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:24px} .btn{display:inline-flex;align-items:center;justify-content:center;min-width:138px;min-height:46px;border-radius:14px;font-weight:700}
.solid{background:#fff;color:#081121} .line{border:1px solid rgba(255,255,255,.26);color:#fff}
.metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:26px}
.metrics article{padding:18px;border-radius:18px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.08)}
.metrics b{display:block;margin-bottom:6px} .metrics span{color:#dbe7ff}
.panel{display:grid;gap:14px} .card{padding:18px;border-radius:18px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.08)} .card small{color:#dbe7ff} .card strong{display:block;color:#fff;margin-top:8px} .card p{margin:10px 0 0;color:#dbe7ff;line-height:1.7}
.big{min-height:180px}
.section{padding:72px 0} .dark{background:#0b1426;color:#f4f7ff}
.section-head{margin-bottom:24px} .section-head span{color:var(--a);font-size:13px;letter-spacing:.16em;text-transform:uppercase} .section-head h2{margin:10px 0 0;font-size:clamp(28px,4vw,42px);line-height:1.16}
.light span{color:#8db7ff}
.grid.two{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.grid.two article,.item,.contact-box{background:var(--surface);border:1px solid var(--line);border-radius:24px;padding:24px;box-shadow:0 16px 34px rgba(15,23,42,.05)}
.grid.two h3,.item h3{margin:0 0 10px;font-size:21px} .grid.two p,.item p,.meta p{margin:0;color:var(--muted);line-height:1.72}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:16px} .steps article{padding:22px;border-radius:22px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08)} .steps b{display:inline-flex;width:42px;height:42px;align-items:center;justify-content:center;border-radius:12px;background:#fff;color:#081121;margin-bottom:16px}
.steps p{margin:0;color:#c8d5f0}
.split{display:grid;grid-template-columns:1fr 1fr;gap:24px} .list{display:grid;gap:16px} .item span{color:var(--a);font-size:13px} .arrow{display:inline-flex;margin-top:14px;color:var(--a);font-weight:700}
.contact-box{display:grid;grid-template-columns:1.1fr .9fr;gap:24px}
@media (max-width: 900px) { .hero-grid,.grid.two,.steps,.split,.contact-box,.metrics { grid-template-columns:1fr; } nav{display:none} }