:root{
  --bg:#060812;
  --bg-soft:#0b1020;
  --panel:rgba(15,22,44,.78);
  --panel-strong:rgba(18,28,58,.94);
  --line:rgba(109,236,255,.22);
  --text:#f4f8ff;
  --muted:#a9b7d0;
  --cyan:#6de9ff;
  --blue:#4b7dff;
  --purple:#9b62ff;
  --pink:#ff5edf;
  --green:#71ffd1;
  --shadow:0 24px 80px rgba(0,0,0,.42);
  --radius:28px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"Microsoft YaHei","PingFang SC",Arial,sans-serif;color:var(--text);background:radial-gradient(circle at 18% 0%,rgba(75,125,255,.24),transparent 32%),radial-gradient(circle at 82% 12%,rgba(155,98,255,.22),transparent 30%),var(--bg);line-height:1.75;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{width:min(1180px,92vw);margin:0 auto}
.skip-link{position:absolute;left:-999px;top:8px;background:#fff;color:#000;padding:8px 12px;border-radius:8px;z-index:999}.skip-link:focus{left:8px}
.site-header{position:sticky;top:0;z-index:50;background:rgba(6,8,18,.78);backdrop-filter:blur(18px);border-bottom:1px solid rgba(109,236,255,.14)}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;min-height:76px;gap:24px}.brand{display:flex;align-items:center;gap:12px}.brand-mark{display:grid;place-items:center;width:42px;height:42px;border-radius:15px;background:linear-gradient(135deg,var(--cyan),var(--purple));box-shadow:0 0 32px rgba(109,233,255,.45);font-weight:900;color:#06101f}.brand strong,.brand em{display:block}.brand strong{font-size:18px;letter-spacing:.05em}.brand em{font-style:normal;color:var(--muted);font-size:12px;margin-top:-2px}.site-nav{display:flex;align-items:center;gap:4px;flex-wrap:wrap}.site-nav a{padding:10px 13px;border-radius:999px;color:#dce8ff;font-size:14px}.site-nav a:hover,.site-nav a:focus{background:rgba(109,233,255,.12);color:#fff}.nav-toggle{display:none;background:rgba(255,255,255,.06);border:1px solid var(--line);border-radius:12px;padding:9px;gap:4px;flex-direction:column}.nav-toggle span{width:22px;height:2px;background:#fff;display:block;border-radius:2px}
.hero{position:relative;padding:86px 0 54px;overflow:hidden}.hero:before{content:"";position:absolute;inset:-18% -10% auto;height:520px;background:linear-gradient(100deg,rgba(109,233,255,.14),rgba(155,98,255,.18),rgba(255,94,223,.10));filter:blur(24px);z-index:-1}.hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:44px;align-items:center}.eyebrow{display:inline-flex;align-items:center;gap:10px;padding:7px 13px;border:1px solid var(--line);border-radius:999px;background:rgba(109,233,255,.08);color:#bff7ff;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:1.18;margin:0;color:#fff}h1{font-size:clamp(38px,6vw,74px);letter-spacing:-.05em;margin:20px 0 20px}.lead{font-size:clamp(17px,2vw,21px);color:#d2ddf3;max-width:760px;margin:0 0 28px}.hero-actions,.section-actions{display:flex;gap:14px;flex-wrap:wrap;align-items:center}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:999px;padding:13px 20px;font-weight:700;border:1px solid var(--line);transition:.2s ease}.btn-primary{background:linear-gradient(135deg,var(--cyan),var(--blue));color:#06101f;box-shadow:0 18px 38px rgba(75,125,255,.28)}.btn-ghost{background:rgba(255,255,255,.05);color:#eef5ff}.btn:hover{transform:translateY(-2px)}.metric-row{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:32px}.metric{padding:18px;border-radius:22px;background:rgba(12,18,38,.74);border:1px solid var(--line)}.metric strong{display:block;font-size:28px;color:var(--cyan)}.metric span{color:var(--muted);font-size:14px}.hero-visual{position:relative}.hero-card{padding:16px;border:1px solid var(--line);border-radius:34px;background:linear-gradient(180deg,rgba(16,24,51,.88),rgba(9,13,29,.92));box-shadow:var(--shadow)}.orb{position:absolute;border-radius:50%;filter:blur(2px);opacity:.65}.orb-one{width:130px;height:130px;right:-25px;top:-22px;background:radial-gradient(circle,var(--cyan),transparent 68%)}.orb-two{width:110px;height:110px;left:-28px;bottom:10%;background:radial-gradient(circle,var(--pink),transparent 68%)}
.section{padding:76px 0}.section-head{display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:32px}.section-kicker{color:var(--cyan);font-weight:800;letter-spacing:.12em;font-size:13px;text-transform:uppercase}.section h2{font-size:clamp(28px,4vw,46px);margin-top:8px}.section-head p,.section-text{color:var(--muted);max-width:680px;margin:12px 0 0}.grid{display:grid;gap:22px}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}.grid-2{grid-template-columns:repeat(2,1fr)}.card{position:relative;overflow:hidden;padding:26px;border-radius:var(--radius);background:linear-gradient(180deg,rgba(18,28,58,.86),rgba(9,14,31,.86));border:1px solid var(--line);box-shadow:0 18px 55px rgba(0,0,0,.2)}.card:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 84% 0%,rgba(109,233,255,.12),transparent 34%);pointer-events:none}.card h3{font-size:22px;margin:14px 0 10px}.card p{color:var(--muted);margin:0}.icon-chip{width:46px;height:46px;border-radius:16px;background:linear-gradient(135deg,rgba(109,233,255,.22),rgba(155,98,255,.25));border:1px solid var(--line);display:grid;place-items:center;color:var(--cyan);font-weight:900}.feature-list{display:grid;gap:12px;margin:20px 0 0;padding:0;list-style:none}.feature-list li{display:flex;gap:10px;color:#dbe6fb}.feature-list li:before{content:"";flex:0 0 9px;width:9px;height:9px;margin-top:10px;border-radius:50%;background:var(--cyan);box-shadow:0 0 16px var(--cyan)}.wide-panel{border-radius:36px;padding:30px;background:linear-gradient(135deg,rgba(11,17,37,.94),rgba(22,28,70,.82));border:1px solid var(--line);box-shadow:var(--shadow)}.split{display:grid;grid-template-columns:.95fr 1.05fr;gap:34px;align-items:center}.visual-frame{border-radius:30px;overflow:hidden;border:1px solid var(--line);background:#081024}.tag-cloud{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}.tag-cloud span{padding:8px 12px;border-radius:999px;background:rgba(109,233,255,.08);border:1px solid rgba(109,233,255,.18);color:#c9f8ff;font-size:14px}.timeline{display:grid;gap:16px}.timeline-item{display:grid;grid-template-columns:88px 1fr;gap:18px;padding:20px;border-radius:24px;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.08)}.timeline-item b{color:var(--cyan)}.timeline-item h3{font-size:20px;margin-bottom:6px}.stat-board{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}.stat{padding:20px;border-radius:22px;background:rgba(255,255,255,.045);border:1px solid rgba(255,255,255,.09)}.stat strong{font-size:24px;color:#fff;display:block}.stat span{color:var(--muted);font-size:13px}.video-card{padding:12px;border-radius:26px;background:rgba(255,255,255,.045);border:1px solid var(--line)}.video-card img{border-radius:20px}.video-card h3{font-size:19px;margin:16px 8px 7px}.video-card p{color:var(--muted);margin:0 8px 12px;font-size:15px}.faq{display:grid;gap:14px}.faq details{border:1px solid var(--line);border-radius:22px;background:rgba(255,255,255,.045);padding:18px 20px}.faq summary{cursor:pointer;color:#fff;font-weight:800}.faq p{color:var(--muted);margin:10px 0 0}.page-hero{padding:74px 0 42px;background:radial-gradient(circle at 50% 0%,rgba(109,233,255,.18),transparent 46%)}.page-hero h1{font-size:clamp(36px,5vw,62px)}.breadcrumb{display:flex;gap:8px;flex-wrap:wrap;color:var(--muted);font-size:14px;margin-bottom:16px}.breadcrumb a{color:#ccefff}.contact-box{display:grid;grid-template-columns:1fr 1fr;gap:24px}.form-panel label{display:block;color:#dce8ff;margin:14px 0 8px}.input,textarea{width:100%;border:1px solid var(--line);border-radius:16px;background:rgba(5,10,23,.72);padding:13px 14px;color:#fff;font:inherit}textarea{min-height:150px;resize:vertical}.notice{font-size:14px;color:var(--muted);margin-top:12px}.site-footer{border-top:1px solid rgba(109,233,255,.14);background:rgba(4,6,14,.72);padding:54px 0 24px}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:24px}.footer-logo{font-size:24px;font-weight:900;margin-bottom:12px}.site-footer p,.site-footer a{color:var(--muted)}.site-footer h2{font-size:16px;margin-bottom:12px}.site-footer a{display:block;margin:7px 0}.footer-bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;border-top:1px solid rgba(255,255,255,.08);margin-top:32px;padding-top:18px;color:#7f8ba5;font-size:14px}.domain-line{word-break:break-all}.glow-line{height:1px;background:linear-gradient(90deg,transparent,var(--cyan),var(--purple),transparent);margin:10px 0 22px}.pill-note{display:inline-flex;padding:7px 12px;border-radius:999px;border:1px solid rgba(113,255,209,.25);background:rgba(113,255,209,.08);color:#c5ffe9;font-size:13px}.table-like{display:grid;gap:1px;overflow:hidden;border:1px solid var(--line);border-radius:24px;background:rgba(109,233,255,.18)}.table-row{display:grid;grid-template-columns:1fr 1.3fr 1.4fr;background:rgba(9,14,31,.92)}.table-row>*{padding:16px;color:#dce8ff}.table-row.head>*{font-weight:900;color:#fff;background:rgba(109,233,255,.08)}
@media (max-width:960px){.hero-grid,.split,.contact-box{grid-template-columns:1fr}.grid-4,.grid-3{grid-template-columns:repeat(2,1fr)}.stat-board{grid-template-columns:repeat(2,1fr)}.section-head{display:block}.footer-grid{grid-template-columns:1fr 1fr}.site-nav{display:none;position:absolute;top:76px;left:4vw;right:4vw;padding:14px;border-radius:22px;background:rgba(8,13,29,.98);border:1px solid var(--line);box-shadow:var(--shadow)}.site-nav.is-open{display:grid}.nav-toggle{display:flex}.metric-row{grid-template-columns:1fr 1fr 1fr}}
@media (max-width:640px){.hero{padding-top:54px}.grid-4,.grid-3,.grid-2,.metric-row,.stat-board,.footer-grid{grid-template-columns:1fr}.timeline-item{grid-template-columns:1fr}.table-row{grid-template-columns:1fr}.table-row.head{display:none}.section{padding:54px 0}.card,.wide-panel{border-radius:22px;padding:20px}.hero-card{border-radius:24px}.nav-wrap{min-height:68px}.site-nav{top:68px}h1{letter-spacing:-.03em}}