:root{
    --bg:#070a16;
    --bg-soft:#0d1224;
    --panel:#101832;
    --panel-2:#121a3b;
    --line:rgba(120,220,255,.22);
    --text:#eef6ff;
    --muted:#9fb4d7;
    --cyan:#3be7ff;
    --blue:#5d8cff;
    --violet:#9a5cff;
    --pink:#ff61d8;
    --green:#74ffcf;
    --shadow:0 22px 70px rgba(33,91,255,.22);
    --radius:26px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:radial-gradient(circle at 18% 0%,rgba(92,125,255,.22),transparent 28%),radial-gradient(circle at 82% 12%,rgba(167,76,255,.18),transparent 30%),linear-gradient(180deg,#050712 0%,#080c18 42%,#050712 100%);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.75;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
.container{width:min(1180px,calc(100% - 32px));margin:0 auto}
.site-header{position:sticky;top:0;z-index:30;background:rgba(5,8,20,.78);backdrop-filter:blur(18px);border-bottom:1px solid rgba(107,185,255,.18)}
.header-inner{height:76px;display:flex;align-items:center;justify-content:space-between;gap:22px}
.brand{display:flex;align-items:center;gap:12px;font-weight:800;letter-spacing:.04em}
.brand-mark{width:40px;height:40px;border-radius:16px;display:grid;place-items:center;background:linear-gradient(135deg,var(--cyan),var(--violet));box-shadow:0 0 28px rgba(64,218,255,.45);color:#041020;font-weight:900}
.brand-text{font-size:20px}
.main-nav{display:flex;align-items:center;gap:6px;flex-wrap:wrap;justify-content:flex-end}
.main-nav a{font-size:14px;color:#b7c8ec;padding:9px 12px;border:1px solid transparent;border-radius:999px;transition:.2s ease}
.main-nav a:hover,.main-nav a.active{color:#fff;border-color:rgba(87,216,255,.35);background:rgba(87,216,255,.1);box-shadow:0 0 18px rgba(87,216,255,.12)}
.nav-toggle{display:none;border:0;border-radius:14px;background:rgba(82,145,255,.15);color:#fff;font-size:24px;padding:8px 12px}
.hero{position:relative;padding:86px 0 76px;overflow:hidden}
.hero::before{content:"";position:absolute;inset:12% -10% auto auto;width:520px;height:520px;border-radius:50%;background:radial-gradient(circle,rgba(59,231,255,.22),transparent 62%);filter:blur(8px);pointer-events:none}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(320px,.95fr);gap:46px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:8px 14px;border:1px solid rgba(59,231,255,.25);border-radius:999px;color:#c6f8ff;background:rgba(59,231,255,.08);font-size:14px}
.eyebrow::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 18px var(--green)}
h1,h2,h3{line-height:1.2;margin:0;color:#fff}
h1{font-size:clamp(38px,6vw,72px);letter-spacing:-.05em;margin-top:22px;max-width:780px}
h2{font-size:clamp(28px,4vw,46px);letter-spacing:-.03em}
h3{font-size:22px}.hero p,.section-lead{color:#bed0ee;font-size:18px;max-width:760px}.hero p{margin:24px 0 0}
.gradient-text{background:linear-gradient(90deg,var(--cyan),#fff,var(--pink));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 20px;border-radius:999px;font-weight:700;border:1px solid rgba(107,185,255,.28);transition:.2s ease}.btn-primary{background:linear-gradient(135deg,var(--cyan),var(--violet));color:#031020;box-shadow:0 12px 32px rgba(76,139,255,.28)}.btn-ghost{background:rgba(255,255,255,.05);color:#ddecff}.btn:hover{transform:translateY(-2px)}
.hero-card{position:relative;background:linear-gradient(180deg,rgba(18,29,64,.78),rgba(8,12,28,.88));border:1px solid rgba(110,214,255,.22);border-radius:34px;padding:18px;box-shadow:var(--shadow)}
.hero-card::after{content:"";position:absolute;inset:16px;border:1px solid rgba(255,255,255,.06);border-radius:24px;pointer-events:none}
.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:18px}.stat{padding:15px;border-radius:20px;background:rgba(255,255,255,.055);border:1px solid rgba(255,255,255,.08)}.stat strong{display:block;color:#fff;font-size:22px}.stat span{display:block;color:#8fa6ca;font-size:13px;margin-top:2px}
.section{padding:78px 0}.section-head{display:flex;justify-content:space-between;gap:24px;align-items:end;margin-bottom:34px}.section-head .section-lead{margin:0}.kicker{color:var(--cyan);font-weight:800;letter-spacing:.12em;font-size:13px;text-transform:uppercase;margin-bottom:12px}
.grid{display:grid;gap:20px}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.card{position:relative;border:1px solid rgba(116,198,255,.18);border-radius:var(--radius);background:linear-gradient(180deg,rgba(18,26,58,.72),rgba(10,15,33,.88));padding:26px;box-shadow:0 16px 50px rgba(0,0,0,.18);overflow:hidden}.card::before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(59,231,255,.08),transparent 36%,rgba(154,92,255,.08));opacity:.8;pointer-events:none}.card>*{position:relative}.card h3{margin-bottom:12px}.card p{color:#adc0e2;margin:0}.card ul{margin:16px 0 0;padding-left:19px;color:#b9c8e4}.card li{margin:8px 0}.icon-badge{width:54px;height:54px;border-radius:20px;background:linear-gradient(135deg,rgba(59,231,255,.25),rgba(154,92,255,.22));border:1px solid rgba(116,224,255,.28);display:grid;place-items:center;margin-bottom:18px;color:#dffaff;font-size:26px}.feature-image{border-radius:24px;border:1px solid rgba(116,198,255,.18);background:#081022;overflow:hidden}.feature-image img{width:100%}
.band{border:1px solid rgba(116,198,255,.18);border-radius:34px;background:linear-gradient(135deg,rgba(59,231,255,.1),rgba(154,92,255,.12));padding:34px;box-shadow:var(--shadow)}.band-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:28px;align-items:center}.pill-list{display:flex;gap:10px;flex-wrap:wrap;margin-top:20px}.pill{border:1px solid rgba(107,185,255,.26);background:rgba(255,255,255,.06);color:#d8e7ff;border-radius:999px;padding:8px 12px;font-size:14px}.metric-row{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:20px}.metric{padding:18px;border-radius:22px;background:rgba(5,8,20,.42);border:1px solid rgba(116,198,255,.16)}.metric b{font-size:28px;color:#fff}.metric span{display:block;color:#93a8c8;font-size:13px}.timeline{display:grid;gap:16px}.step{display:grid;grid-template-columns:48px 1fr;gap:16px;align-items:start}.step-num{width:48px;height:48px;border-radius:18px;display:grid;place-items:center;background:linear-gradient(135deg,var(--blue),var(--violet));font-weight:900}.step p{margin:8px 0 0;color:#b2c4e4}
.video-card{padding:0;overflow:hidden}.video-card .cover{position:relative}.video-card .cover::after{content:"▶";position:absolute;inset:50% auto auto 50%;transform:translate(-50%,-50%);width:58px;height:58px;border-radius:50%;display:grid;place-items:center;background:rgba(255,255,255,.88);color:#0a1024;font-size:22px;box-shadow:0 0 28px rgba(59,231,255,.5)}.video-card .video-body{padding:22px}.tagline{color:var(--cyan);font-size:14px;font-weight:700}.faq{display:grid;gap:14px}.faq-item{border:1px solid rgba(116,198,255,.18);border-radius:22px;background:rgba(13,18,36,.72);padding:20px}.faq-item h3{font-size:18px;margin-bottom:8px}.faq-item p{margin:0;color:#afc1df}.contact-panel{display:grid;grid-template-columns:1fr 1fr;gap:24px}.form-card label{display:block;margin-bottom:8px;color:#dce8ff}.form-card input,.form-card textarea,.form-card select{width:100%;border:1px solid rgba(116,198,255,.2);border-radius:16px;background:rgba(255,255,255,.055);color:#fff;padding:13px 14px;margin-bottom:16px;outline:none}.form-card textarea{min-height:130px;resize:vertical}.notice{font-size:14px;color:#91a8c9}.domain-pill{display:inline-flex;max-width:100%;word-break:break-all;border:1px solid rgba(59,231,255,.28);border-radius:999px;padding:8px 12px;background:rgba(59,231,255,.08);color:#dffaff}.site-footer{padding:60px 0 28px;background:linear-gradient(180deg,rgba(6,9,19,.2),rgba(5,7,16,.95));border-top:1px solid rgba(116,198,255,.16)}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:26px}.footer-brand{font-size:24px;font-weight:900;margin-bottom:10px}.site-footer p,.site-footer a{color:#9fb2d1}.site-footer h3{font-size:16px;margin-bottom:12px}.site-footer a{display:block;margin:8px 0}.footer-bottom{margin-top:30px;padding-top:18px;border-top:1px solid rgba(116,198,255,.12);display:flex;justify-content:space-between;color:#879bbd;font-size:14px}.reveal{opacity:0;transform:translateY(18px);transition:.6s ease}.reveal.visible{opacity:1;transform:none}.table-like{border:1px solid rgba(116,198,255,.18);border-radius:24px;overflow:hidden}.table-row{display:grid;grid-template-columns:1fr 1.2fr 1.1fr;gap:16px;padding:18px;border-bottom:1px solid rgba(116,198,255,.12);background:rgba(255,255,255,.035)}.table-row:last-child{border-bottom:0}.table-row strong{color:#fff}.table-row span{color:#aebfdd}.page-hero{padding:72px 0 38px}.page-hero h1{font-size:clamp(36px,5vw,62px)}.mini-hero-art{margin-top:30px;border-radius:30px;border:1px solid rgba(116,198,255,.18);overflow:hidden;box-shadow:var(--shadow)}
@media(max-width:980px){.hero-grid,.band-grid,.contact-panel{grid-template-columns:1fr}.grid-3,.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}.section-head{display:block}.footer-grid{grid-template-columns:repeat(2,1fr)}.main-nav{position:fixed;left:16px;right:16px;top:82px;padding:16px;border:1px solid rgba(116,198,255,.2);border-radius:24px;background:rgba(7,10,22,.96);display:none;justify-content:flex-start}.main-nav.open{display:flex}.nav-toggle{display:block}}
@media(max-width:640px){.container{width:min(100% - 22px,1180px)}.hero{padding:54px 0}.section{padding:54px 0}.grid-2,.grid-3,.grid-4,.hero-stats,.metric-row,.footer-grid{grid-template-columns:1fr}.card,.band{padding:22px}.table-row{grid-template-columns:1fr}.header-inner{height:66px}.footer-bottom{display:block}.footer-bottom a{margin-top:10px}}