:root{--bg:#07111f;--text:#eef6ff;--muted:#9db0c8;--line:rgba(255,255,255,.09);--accent:#22c55e;--shadow:0 24px 70px rgba(0,0,0,.25)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;color:#142033;background:#f7fafc;line-height:1.7}a{text-decoration:none;color:inherit}.container{width:min(1120px,calc(100% - 40px));margin:0 auto}
.site-header{position:sticky;top:0;z-index:20;background:rgba(7,17,31,.88);backdrop-filter:blur(16px);border-bottom:1px solid rgba(255,255,255,.08)}
.nav{height:72px;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:20px}.logo{width:36px;height:36px}.nav-cta{color:#fff;padding:9px 16px;border:1px solid rgba(255,255,255,.18);border-radius:999px;font-size:14px}
.hero{background:var(--bg);color:var(--text);padding:88px 0 92px;overflow:hidden}.hero-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:60px;align-items:center}.eyebrow,.kicker{display:inline-block;font-size:12px;letter-spacing:.16em;font-weight:800;text-transform:uppercase;color:#4ade80;margin-bottom:12px}
h1{font-size:clamp(46px,7vw,78px);line-height:1.02;margin:0 0 22px;letter-spacing:-.04em}h1 span{color:#b9d7ff}.hero-text{max-width:680px;color:var(--muted);font-size:18px}.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 20px;border-radius:12px;font-weight:800;transition:.2s ease}.btn:hover{transform:translateY(-2px)}.btn-primary{color:#061016;background:linear-gradient(135deg,var(--accent),#8be28d)}.btn-secondary{color:#fff;border:1px solid rgba(255,255,255,.16)}.large{min-width:190px}.note{margin-top:14px;font-size:12px;color:#7890ac}
.hero-card{background:linear-gradient(160deg,rgba(255,255,255,.10),rgba(255,255,255,.03));border:1px solid rgba(255,255,255,.10);border-radius:28px;padding:28px;box-shadow:var(--shadow)}.ball{width:82px;height:82px;border-radius:24px;display:grid;place-items:center;background:rgba(34,197,94,.12);font-size:42px;margin-bottom:22px}.card-title{font-weight:800;font-size:24px;margin-bottom:14px}.tags{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:22px}.tags span{padding:7px 11px;border-radius:999px;background:rgba(255,255,255,.07);font-size:13px;color:#cfe0f6}.mini-row{display:flex;gap:10px;align-items:center;padding:12px 0;border-top:1px solid var(--line);color:#b7c7dc}
.section{padding:86px 0}.section-head{margin-bottom:34px}.section-head h2,.split h2,.cta-box h2{font-size:clamp(30px,4vw,48px);line-height:1.1;margin:0 0 12px;letter-spacing:-.03em}.section-head p,.split p,.cta-box p{color:#65758a;margin:0}
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.card{background:#fff;border:1px solid #e7edf4;border-radius:20px;padding:26px;box-shadow:0 10px 30px rgba(31,48,71,.06)}.card .icon{font-size:30px;margin-bottom:18px}.card h3{margin:0 0 8px;font-size:20px}.card p{margin:0;color:#68788c;font-size:14px}
.dark-section{background:#0a1422;color:#fff}.split{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}.split p{color:#9eb1c9;max-width:620px}.checklist{display:grid;gap:10px}.checklist div{display:flex;gap:16px;align-items:center;padding:16px 18px;border:1px solid rgba(255,255,255,.09);border-radius:16px;background:rgba(255,255,255,.03)}.checklist b{color:#4ade80;font-size:13px;min-width:24px}
.faq{display:grid;gap:12px;max-width:900px}details{background:#fff;border:1px solid #e7edf4;border-radius:16px;padding:0 20px}summary{cursor:pointer;font-weight:800;padding:18px 0}details p{margin:0 0 18px;color:#63748a}
.cta-section{padding:0 0 86px}.cta-box{background:linear-gradient(135deg,#0a1422,#10243d);color:#fff;border-radius:28px;padding:36px;display:flex;justify-content:space-between;align-items:center;gap:30px}.cta-box p{color:#9db0c8}
.footer{background:#07111f;color:#8497b0;padding:24px 0;font-size:12px}.footer-inner{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
@media(max-width:900px){.hero-grid,.split{grid-template-columns:1fr}.cards{grid-template-columns:repeat(2,1fr)}}@media(max-width:620px){.container{width:min(100% - 28px,1120px)}.nav{height:64px}.nav-cta{padding:8px 12px}.hero{padding:64px 0}.hero-grid{gap:36px}.hero-text{font-size:16px}.cards{grid-template-columns:1fr}.section{padding:66px 0}.cta-box{padding:26px;flex-direction:column;align-items:flex-start}h1{font-size:48px}}