*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:#05070f;color:#e8ecf4;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;line-height:1.7;overflow-x:hidden}
a{text-decoration:none;color:inherit}
/* 背景动效 */
.bg-fx{position:fixed;inset:0;z-index:-1;overflow:hidden;background:#05070f}
.bg-fx::after{content:"";position:absolute;inset:0;background:linear-gradient(rgba(0,229,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(0,229,255,.045) 1px,transparent 1px);background-size:44px 44px;mask-image:radial-gradient(ellipse 90% 70% at 50% 30%,#000 40%,transparent 100%);-webkit-mask-image:radial-gradient(ellipse 90% 70% at 50% 30%,#000 40%,transparent 100%)}
.orb{position:absolute;border-radius:50%;filter:blur(90px);opacity:.5;animation:float 14s ease-in-out infinite}
.orb1{width:480px;height:480px;background:#00e5ff;top:-160px;left:-120px}
.orb2{width:420px;height:420px;background:#7c4dff;top:12%;right:-140px;animation-delay:-5s}
.orb3{width:360px;height:360px;background:#ff3d9a;bottom:-140px;left:28%;animation-delay:-9s;opacity:.3}
@keyframes float{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(50px,-40px) scale(1.12)}}
/* 扫描线 */
.scan{position:fixed;left:0;right:0;height:120px;top:0;z-index:0;pointer-events:none;background:linear-gradient(to bottom,transparent,rgba(0,229,255,.05),transparent);animation:scan 9s linear infinite;opacity:.6}
@keyframes scan{0%{top:-140px}100%{top:110%}}
/* 容器 */
.wrap{max-width:1180px;margin:0 auto;padding:0 22px;position:relative;z-index:1}
/* 顶栏 */
.container{max-width:1200px;margin:0 auto;padding:0 24px;}
.topbar{position:relative;z-index:5;padding:20px 0;}
.topbar .container{display:flex;align-items:center;justify-content:space-between;}
.topbar .back{display:inline-flex;align-items:center;gap:8px;font-size:14px;color:#8b96ad;transition:.3s;}
.topbar .back:hover{color:#00e5ff;transform:translateX(-3px);}
.topbar .brand{font-size:14px;letter-spacing:3px;color:#56637b;}
.topbar .brand i{color:#00e5ff;font-style:normal;}
.topbar .topbar-right{display:flex;align-items:center;gap:18px;}
.topbar .buy{display:inline-flex;align-items:center;padding:9px 26px;border-radius:30px;font-size:14px;font-weight:600;color:#05070f;background:linear-gradient(135deg,#00e5ff,#7c4dff);box-shadow:0 6px 20px rgba(0,229,255,.3);transition:.3s;}
.topbar .buy:hover{transform:translateY(-2px);box-shadow:0 10px 28px rgba(124,77,255,.45);}
/* 首屏 */
.btn-ghosts{border:1px solid rgba(255,255,255,.25);color:#070707;}
.btn-ghosts:hover{border-color:#00e5ff;color:#00e5ff;background:rgba(0,229,255,.06);transform:translateY(-3px);}
.hero{padding:76px 0 56px;text-align:center;position:relative}
.hero-badge{display:inline-flex;align-items:center;gap:8px;padding:8px 18px;border:1px solid rgba(0,229,255,.4);border-radius:999px;background:rgba(0,229,255,.07);color:#7fdfff;font-size:13px;letter-spacing:1px;box-shadow:0 0 22px rgba(0,229,255,.18);margin-bottom:26px}
.hero-badge svg{width:15px;height:15px}
.hero-icon{width:92px;height:92px;margin:0 auto 22px;border-radius:24px;background:linear-gradient(135deg,rgba(0,229,255,.16),rgba(124,77,255,.16));border:1px solid rgba(0,229,255,.35);display:flex;align-items:center;justify-content:center;box-shadow:0 0 42px rgba(0,229,255,.3)}
.hero-icon svg{width:46px;height:46px;color:#00e5ff;filter:drop-shadow(0 0 10px rgba(0,229,255,.8))}
.hero h1{font-size:44px;line-height:1.3;font-weight:800;margin-bottom:18px}
.grad{background:linear-gradient(120deg,#00e5ff,#7c4dff,#ff3d9a);-webkit-background-clip:text;background-clip:text;color:transparent;animation:shimmer 5s linear infinite}
@keyframes shimmer{0%{filter:hue-rotate(0deg)}100%{filter:hue-rotate(360deg)}}
.hero p.sub{max-width:780px;margin:0 auto 30px;color:#9fb4cc;font-size:16px}
.hero-actions{display:flex;justify-content:center;gap:16px;flex-wrap:wrap;margin-bottom:44px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 30px;border-radius:10px;font-weight:700;font-size:15px;transition:transform .25s,box-shadow .25s,background .25s;cursor:pointer}
.btn-primary{background:linear-gradient(135deg,#00e5ff,#7c4dff);color:#05070f;box-shadow:0 6px 24px rgba(0,229,255,.35)}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 10px 34px rgba(124,77,255,.55)}
.btn-ghost{border:1px solid rgba(255,255,255,.25);color:#e8ecf4}
.btn-ghost:hover{border-color:#00e5ff;color:#00e5ff;background:rgba(0,229,255,.06);transform:translateY(-3px)}
.btn-demo{border:1px solid rgba(0,229,255,.55);color:#7fdfff;background:rgba(0,229,255,.08);box-shadow:0 0 0 rgba(0,229,255,0)}
.btn-demo:hover{transform:translateY(-3px);background:rgba(0,229,255,.16);box-shadow:0 0 26px rgba(0,229,255,.4)}
.btn-demo svg{width:16px;height:16px}
.stats{display:flex;justify-content:center;gap:38px;flex-wrap:wrap;padding-top:8px}
.stat{min-width:150px}
.stat b{display:block;font-size:30px;font-weight:800;background:linear-gradient(120deg,#00e5ff,#7c4dff);-webkit-background-clip:text;background-clip:text;color:transparent;margin-bottom:4px}
.stat span{font-size:13px;color:#9fb4cc}
/* 信息条 */
.pinfo{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;margin:10px 0 40px}
.pinfo-item{background:rgba(255,255,255,.035);border:1px solid rgba(0,229,255,.14);border-radius:12px;padding:14px 12px;text-align:center}
.pinfo-item b{display:block;font-size:14px;color:#dff6ff;margin-bottom:2px;word-break:break-all}
.pinfo-item span{font-size:12px;color:#7e93ad}
/* 部分标题 */
.part-title{display:flex;align-items:center;gap:14px;margin:60px 0 10px}
.part-title .pnum{width:46px;height:46px;border-radius:12px;background:linear-gradient(135deg,#00e5ff,#7c4dff);color:#05070f;font-size:16px;font-weight:800;display:flex;align-items:center;justify-content:center;box-shadow:0 0 20px rgba(0,229,255,.35);flex:none}
.part-title h2{font-size:26px;font-weight:800;color:#dff6ff}
.part-title .pen{font-size:13px;color:#7fdfff;letter-spacing:2px}
.part-intro{color:#9fb4cc;font-size:14px;margin-bottom:26px;max-width:940px}
/* 功能矩阵 */
.fgroup{margin-bottom:40px}
.fgroup-title{display:flex;align-items:center;gap:10px;font-size:19px;font-weight:700;color:#dff6ff;margin-bottom:18px}
.fgroup-title .gbar{width:4px;height:20px;border-radius:2px;background:linear-gradient(180deg,#00e5ff,#7c4dff);box-shadow:0 0 10px rgba(0,229,255,.6)}
.fgroup-title .gcount{font-size:12px;color:#7fdfff;background:rgba(0,229,255,.1);padding:2px 10px;border-radius:999px;font-weight:600}
.fcards{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.fcard{background:rgba(255,255,255,.035);border:1px solid rgba(255,255,255,.08);border-radius:14px;padding:22px 20px;transition:transform .3s,border-color .3s,box-shadow .3s;position:relative;overflow:hidden}
.fcard::before{content:"";position:absolute;inset:0;background:radial-gradient(120px 80px at 50% -20px,rgba(0,229,255,.14),transparent);opacity:0;transition:opacity .3s}
.fcard:hover{transform:translateY(-5px);border-color:rgba(0,229,255,.5);box-shadow:0 12px 34px rgba(0,229,255,.14)}
.fcard:hover::before{opacity:1}
.fcard .ficon{width:44px;height:44px;border-radius:12px;background:linear-gradient(135deg,rgba(0,229,255,.16),rgba(124,77,255,.16));display:flex;align-items:center;justify-content:center;margin-bottom:14px;border:1px solid rgba(0,229,255,.25)}
.fcard .ficon svg{width:22px;height:22px;color:#00e5ff}
.fcard h3{font-size:16px;font-weight:700;margin-bottom:7px;color:#dff6ff}
.fcard p{font-size:13px;color:#93a8c2;line-height:1.65}
.hot{display:inline-block;font-style:normal;font-size:11px;color:#05070f;background:linear-gradient(135deg,#ff3d9a,#ff9d2e);padding:1px 8px;border-radius:999px;margin-left:8px;vertical-align:2px;font-weight:700;box-shadow:0 0 12px rgba(255,61,154,.5)}
/* 数据统计块 */
.data-block{background:linear-gradient(135deg,rgba(0,229,255,.07),rgba(124,77,255,.09));border:1px solid rgba(0,229,255,.2);border-radius:16px;padding:30px;margin-bottom:40px}
.data-block .db-head{display:flex;align-items:center;gap:12px;margin-bottom:10px}
.data-block .db-head svg{width:24px;height:24px;color:#00e5ff}
.data-block .db-head h3{font-size:18px;font-weight:700;color:#dff6ff}
.data-block p{font-size:13px;color:#9fb4cc;margin-bottom:20px}
.kv-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.kv{background:rgba(5,7,15,.45);border:1px solid rgba(0,229,255,.15);border-radius:12px;padding:16px;text-align:center}
.kv b{display:block;font-size:22px;font-weight:800;background:linear-gradient(120deg,#00e5ff,#7c4dff);-webkit-background-clip:text;background-clip:text;color:transparent;margin-bottom:4px}
.kv span{font-size:12px;color:#8b96ad}
/* 场景标签 */
.scene{display:flex;flex-wrap:wrap;gap:12px;margin:6px 0 40px}
.scene-item{display:inline-flex;align-items:center;gap:8px;padding:9px 18px;border:1px solid rgba(124,77,255,.3);border-radius:999px;font-size:13px;color:#c9b8ff;background:rgba(124,77,255,.07)}
.scene-item svg{width:14px;height:14px;color:#7c4dff}
/* 技术亮点 */
.tech{display:flex;flex-wrap:wrap;justify-content:center;gap:12px;margin:14px 0 50px}
.tech-item{display:inline-flex;align-items:center;gap:8px;padding:9px 20px;border:1px solid rgba(0,229,255,.25);border-radius:999px;font-size:13px;color:#7fdfff;background:rgba(0,229,255,.05);transition:transform .25s,box-shadow .25s}
.tech-item:hover{transform:translateY(-3px);box-shadow:0 0 20px rgba(0,229,255,.25)}
.tech-item svg{width:15px;height:15px}
/* CTA */
.cta{margin:20px 0 60px;padding:52px 30px;text-align:center;border-radius:20px;background:linear-gradient(135deg,rgba(0,229,255,.1),rgba(124,77,255,.12));border:1px solid rgba(0,229,255,.25);position:relative;overflow:hidden}
.cta::before{content:"";position:absolute;inset:0;background:radial-gradient(300px 150px at 50% 0,rgba(0,229,255,.16),transparent)}
.cta h2{font-size:30px;font-weight:800;margin-bottom:12px;position:relative}
.cta p{color:#9fb4cc;font-size:15px;margin-bottom:28px;position:relative}
.cta .actions{display:flex;justify-content:center;gap:16px;flex-wrap:wrap;position:relative}
.cta .tel-note{margin-top:16px;font-size:13px;color:#7e93ad;position:relative}
.cta .tel-note a{color:#00e5ff;font-weight:700}
.cta-ico{width:18px;height:18px}
/* 页脚 */
.footer{border-top:1px solid rgba(255,255,255,.07);padding:26px 0 34px;text-align:center;font-size:13px;color:#7e93ad}
.footer-log{display:inline-block;margin:12px 8px 0;}
.footer-log a{display:inline-block;color:#7e93ad;font-size:12px;text-decoration:none;border:1px solid rgba(255,255,255,.16);border-radius:99px;padding:5px 18px;letter-spacing:1px;transition:.25s;}
.footer-log a:hover{color:#00e5ff;border-color:rgba(0,229,255,.5);}
/* 返回顶部 */
.backtop{position:fixed;right:26px;bottom:30px;width:46px;height:46px;border-radius:50%;background:linear-gradient(135deg,#00e5ff,#7c4dff);color:#05070f;display:flex;align-items:center;justify-content:center;box-shadow:0 6px 22px rgba(0,229,255,.4);opacity:0;visibility:hidden;transform:translateY(14px);transition:all .35s;z-index:98;cursor:pointer}
.backtop.show{opacity:1;visibility:visible;transform:translateY(0)}
.backtop svg{width:20px;height:20px}
/* 渐显 */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s ease,transform .7s ease}
.reveal.on{opacity:1;transform:translateY(0)}
/* 响应式 */
@media (max-width:960px){
.fcards{grid-template-columns:repeat(2,1fr)}
.pinfo{grid-template-columns:repeat(2,1fr)}
.kv-grid{grid-template-columns:repeat(2,1fr)}
.hero h1{font-size:32px}
}
@media (max-width:640px){
.fcards{grid-template-columns:1fr}
.pinfo{grid-template-columns:1fr 1fr}
.hero h1{font-size:27px}
.topbar .brand{font-size:12px}
.hero{padding:56px 0 40px}
}
/* 留言弹窗 */
.btn{font-family:inherit;cursor:pointer}
.modal-mask{position:fixed;inset:0;z-index:200;display:flex;align-items:center;justify-content:center;padding:20px;background:rgba(3,5,12,.74);backdrop-filter:blur(6px);opacity:0;visibility:hidden;transition:.3s}
.modal-mask.show{opacity:1;visibility:visible}
.modal{width:min(540px,100%);max-height:88vh;overflow-y:auto;background:linear-gradient(160deg,#0c1122,#070a16);border:1px solid rgba(0,229,255,.22);border-radius:16px;box-shadow:0 24px 70px rgba(0,0,0,.55),0 0 40px rgba(124,77,255,.18);padding:28px 30px 30px;transform:translateY(24px) scale(.97);transition:.35s}
.modal-mask.show .modal{transform:none}
.modal-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}
.modal-head h3{font-size:20px;letter-spacing:1px;background:linear-gradient(90deg,#00e5ff,#7c4dff);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.modal-close{width:32px;height:32px;border:1px solid rgba(255,255,255,.14);border-radius:50%;background:rgba(255,255,255,.04);color:#8b96ad;font-size:18px;line-height:1;cursor:pointer;transition:.25s;display:flex;align-items:center;justify-content:center}
.modal-close:hover{color:#00e5ff;border-color:rgba(0,229,255,.5);transform:rotate(90deg)}
.modal form{display:flex;flex-direction:column;gap:14px}
.form-row{display:flex;gap:14px}
.form-row .form-item{flex:1}
.form-item label{display:block;font-size:13px;color:#8b96ad;margin-bottom:6px;letter-spacing:1px}
.form-item label .req{color:#ff3d9a;margin-left:2px}
.form-item input,.form-item select,.form-item textarea{width:100%;background:rgba(255,255,255,.045);border:1px solid rgba(255,255,255,.12);border-radius:8px;color:#e8ecf4;font-size:14px;padding:11px 14px;outline:none;transition:.25s;font-family:inherit}
.form-item input:focus,.form-item select:focus,.form-item textarea:focus{border-color:#00e5ff;box-shadow:0 0 0 3px rgba(0,229,255,.12);background:rgba(0,229,255,.04)}
.form-item select{appearance:none;cursor:pointer;background-image:linear-gradient(45deg,transparent 50%,#8b96ad 50%),linear-gradient(135deg,#8b96ad 50%,transparent 50%);background-position:calc(100% - 20px) 50%,calc(100% - 14px) 50%;background-size:6px 6px;background-repeat:no-repeat;padding-right:36px}
.form-item select option{background:#0c1122;color:#e8ecf4}
.form-item textarea{resize:vertical;min-height:96px}
.form-submit{width:100%;margin-top:4px;padding:13px;border:none;border-radius:30px;font-size:15px;font-weight:600;color:#05070f;background:linear-gradient(135deg,#00e5ff,#7c4dff);box-shadow:0 8px 24px rgba(0,229,255,.28);cursor:pointer;transition:.3s;font-family:inherit}
.form-submit:hover{transform:translateY(-2px);box-shadow:0 12px 30px rgba(124,77,255,.45)}
@media (max-width:768px){
.form-row{flex-direction:column}
.modal{padding:24px 20px 26px}
}