:root{
    --bg:#050711;
    --panel:#0b1024;
    --panel-soft:#101832;
    --text:#ecf7ff;
    --muted:#a8b7d4;
    --line:rgba(118,202,255,.22);
    --cyan:#35e6ff;
    --blue:#3987ff;
    --purple:#9b5cff;
    --pink:#ff5fe7;
    --green:#3cffc2;
    --shadow:0 22px 60px rgba(18,60,160,.28);
}
*{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:var(--text);
    background:
        radial-gradient(circle at 10% 0%,rgba(55,170,255,.24),transparent 30%),
        radial-gradient(circle at 90% 10%,rgba(153,75,255,.22),transparent 32%),
        linear-gradient(180deg,#040610 0%,#070b18 45%,#060816 100%);
    line-height:1.72;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.site-header{
    position:sticky;top:0;z-index:50;
    background:rgba(5,7,17,.78);
    backdrop-filter:blur(18px);
    border-bottom:1px solid rgba(92,162,255,.18);
}
.header-inner{max-width:1200px;margin:0 auto;padding:16px 22px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:12px;font-weight:800;letter-spacing:.03em}
.brand-mark{width:44px;height:44px;border-radius:16px;display:grid;place-items:center;background:linear-gradient(135deg,var(--cyan),var(--purple));box-shadow:0 0 28px rgba(53,230,255,.36);color:#04101c}
.brand-name{font-size:20px}
.main-nav{display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.main-nav a{padding:9px 13px;border-radius:999px;color:#cbd8f4;font-size:15px;transition:.2s ease}
.main-nav a:hover,.main-nav a.active{color:#fff;background:rgba(67,139,255,.18);box-shadow:inset 0 0 0 1px rgba(69,218,255,.18)}
.menu-toggle{display:none;background:transparent;border:1px solid var(--line);border-radius:12px;padding:10px;gap:4px;flex-direction:column}
.menu-toggle span{display:block;width:22px;height:2px;background:var(--text);border-radius:2px}
.hero{position:relative;overflow:hidden;padding:86px 22px 64px}
.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(120deg,rgba(53,230,255,.08),transparent 38%,rgba(155,92,255,.08));pointer-events:none}
.container{max-width:1200px;margin:0 auto;position:relative}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.03fr) minmax(320px,.97fr);gap:46px;align-items:center}
.eyebrow{display:inline-flex;gap:8px;align-items:center;color:#bfeeff;background:rgba(53,230,255,.08);border:1px solid rgba(53,230,255,.24);border-radius:999px;padding:7px 12px;font-size:14px;margin-bottom:18px}
.eyebrow:before{content:"";width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 16px var(--green)}
h1,.page-title{font-size:clamp(36px,6vw,72px);line-height:1.05;margin:0 0 22px;letter-spacing:-.04em}
.gradient-text{background:linear-gradient(90deg,#fff 0%,var(--cyan) 38%,var(--purple) 72%,#fff 100%);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.lead,.lead{font-size:clamp(18px,2.4vw,22px);color:#c5d5f4;margin:0 0 28px;max-width:760px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin:28px 0}
.btn{display:inline-flex;align-items:center;justify-content:center;border-radius:999px;padding:13px 20px;font-weight:700;border:1px solid rgba(255,255,255,.15);transition:.2s ease}
.btn.primary{background:linear-gradient(135deg,var(--cyan),var(--blue),var(--purple));color:#fff;box-shadow:0 14px 40px rgba(58,142,255,.34)}
.btn.ghost{background:rgba(255,255,255,.05);color:#dfeaff}
.btn:hover{transform:translateY(-2px)}
.metric-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:30px}
.metric{border:1px solid var(--line);background:rgba(10,16,34,.72);border-radius:20px;padding:16px;box-shadow:var(--shadow)}
.metric strong{display:block;font-size:24px;color:#fff}.metric span{display:block;color:var(--muted);font-size:14px}
.visual-card{position:relative;border:1px solid var(--line);background:linear-gradient(180deg,rgba(16,27,56,.75),rgba(7,10,25,.85));border-radius:30px;padding:16px;box-shadow:var(--shadow);overflow:hidden}
.visual-card:after{content:"";position:absolute;inset:-40%;background:conic-gradient(from 90deg,transparent,rgba(53,230,255,.18),transparent,rgba(155,92,255,.16),transparent);animation:spin 16s linear infinite;opacity:.7;z-index:-1}
@keyframes spin{to{transform:rotate(360deg)}}
.section{padding:72px 22px}.section.alt{background:rgba(255,255,255,.025)}
.section-head{max-width:760px;margin:0 auto 34px;text-align:center}
.section-head.left{text-align:left;margin-left:0}
.kicker{color:var(--cyan);font-weight:800;letter-spacing:.08em;text-transform:uppercase;font-size:13px;margin-bottom:8px}
h2{font-size:clamp(28px,4vw,46px);line-height:1.16;margin:0 0 14px;letter-spacing:-.03em}
.section-head p{color:var(--muted);margin:0;font-size:18px}
.grid{display:grid;gap:22px}.grid.cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid.cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid.cols-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.card{position:relative;border:1px solid var(--line);background:linear-gradient(180deg,rgba(15,24,51,.82),rgba(9,13,30,.82));border-radius:26px;padding:24px;box-shadow:0 18px 48px rgba(0,0,0,.22);overflow:hidden}
.card:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at top right,rgba(53,230,255,.14),transparent 36%);pointer-events:none}
.card h3{font-size:22px;margin:0 0 10px}.card p{color:var(--muted);margin:0}.card ul{padding-left:20px;color:#c7d6f4;margin:14px 0 0}.card li+li{margin-top:8px}
.icon{width:48px;height:48px;border-radius:18px;background:linear-gradient(135deg,rgba(53,230,255,.18),rgba(155,92,255,.22));display:grid;place-items:center;color:var(--cyan);font-weight:900;margin-bottom:16px;border:1px solid rgba(53,230,255,.22)}
.media-card{padding:0;overflow:hidden}.media-card img{width:100%;aspect-ratio:16/10;object-fit:cover;background:#081229}.media-card .card-body{padding:22px}
.tag-list{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px}.tag{border:1px solid rgba(53,230,255,.22);background:rgba(53,230,255,.07);color:#d8f9ff;border-radius:999px;padding:6px 10px;font-size:13px}
.split{display:grid;grid-template-columns:.95fr 1.05fr;gap:34px;align-items:center}.split.reverse{grid-template-columns:1.05fr .95fr}
.panel{border:1px solid var(--line);background:rgba(9,14,31,.72);border-radius:30px;padding:28px;box-shadow:var(--shadow)}
.timeline{display:grid;gap:16px}.step{display:grid;grid-template-columns:54px 1fr;gap:14px;align-items:start}.step-num{width:44px;height:44px;border-radius:16px;background:linear-gradient(135deg,var(--blue),var(--purple));display:grid;place-items:center;font-weight:900}.step h3{margin:0 0 6px}.step p{margin:0;color:var(--muted)}
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:24px;background:rgba(8,12,28,.72)}
table{width:100%;border-collapse:collapse;min-width:720px}th,td{text-align:left;padding:16px;border-bottom:1px solid rgba(118,202,255,.14)}th{color:#fff;background:rgba(53,230,255,.08)}td{color:#c8d7f4}tr:last-child td{border-bottom:0}
.video-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}.video-cover{position:relative}.play{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:58px;height:58px;border-radius:50%;background:rgba(255,255,255,.88);display:grid;place-items:center;color:#0a1530;font-weight:900;box-shadow:0 10px 30px rgba(0,0,0,.4)}
.faq{display:grid;gap:14px}.faq details{border:1px solid var(--line);border-radius:20px;background:rgba(10,16,34,.72);padding:18px}.faq summary{cursor:pointer;font-weight:800}.faq p{color:var(--muted);margin:12px 0 0}
.form-like{display:grid;gap:14px}.input-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}.field{border:1px solid var(--line);background:rgba(5,9,22,.72);border-radius:16px;padding:14px 16px;color:#dcecff}.notice{font-size:14px;color:#aebfe0;background:rgba(53,230,255,.07);border:1px solid rgba(53,230,255,.2);padding:14px;border-radius:18px}
.site-footer{padding:48px 22px 22px;background:#03050e;border-top:1px solid rgba(118,202,255,.18)}.footer-grid{max-width:1200px;margin:0 auto;display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:26px}.site-footer h2{font-size:20px}.site-footer p{color:#aebbd8;margin:8px 0}.footer-bottom{max-width:1200px;margin:28px auto 0;padding-top:20px;border-top:1px solid rgba(118,202,255,.14);color:#8fa0c2;font-size:14px}
.float-orb{position:absolute;border-radius:999px;filter:blur(2px);opacity:.65;pointer-events:none}.orb-a{width:110px;height:110px;right:6%;top:22%;background:radial-gradient(circle,var(--cyan),transparent 70%);animation:float 8s ease-in-out infinite}.orb-b{width:150px;height:150px;left:5%;bottom:5%;background:radial-gradient(circle,var(--purple),transparent 70%);animation:float 10s ease-in-out infinite reverse}@keyframes float{50%{transform:translateY(-22px) translateX(12px)}}
@media (max-width:980px){.hero-grid,.split,.split.reverse{grid-template-columns:1fr}.grid.cols-4{grid-template-columns:repeat(2,1fr)}.grid.cols-3,.video-grid{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:1fr}.main-nav{position:absolute;left:16px;right:16px;top:75px;display:none;flex-direction:column;align-items:stretch;background:rgba(5,7,17,.96);border:1px solid var(--line);border-radius:20px;padding:14px}.main-nav.open{display:flex}.menu-toggle{display:flex}.main-nav a{padding:12px 14px}}
@media (max-width:620px){.hero{padding-top:58px}.section{padding:54px 16px}.header-inner{padding:14px 16px}.metric-row,.grid.cols-2,.grid.cols-3,.grid.cols-4,.video-grid,.input-row{grid-template-columns:1fr}h1,.page-title{font-size:38px}.card,.panel{border-radius:22px;padding:20px}.media-card{padding:0}.hero-actions{flex-direction:column}.btn{width:100%}}