*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Noto Sans SC',-apple-system,BlinkMacSystemFont,'PingFang SC','Microsoft YaHei','Helvetica Neue',sans-serif;background:#0a0f1a;color:#f0f2f5;overflow-x:hidden;line-height:1.7}
body::before{content:'';position:fixed;top:-200px;right:-200px;width:600px;height:600px;border-radius:50%;background:radial-gradient(circle,rgba(0,212,170,.06),transparent 70%);pointer-events:none}
body::after{content:'';position:fixed;bottom:-200px;left:-200px;width:500px;height:500px;border-radius:50%;background:radial-gradient(circle,rgba(245,158,11,.04),transparent 70%);pointer-events:none}
nav{background:rgba(10,15,26,.85);backdrop-filter:blur(20px);border-bottom:1px solid rgba(255,255,255,.06);position:fixed;top:0;left:0;right:0;z-index:100;transition:background .4s}
nav.scrolled{background:rgba(10,15,26,.97);box-shadow:0 4px 30px rgba(0,0,0,.3)}
.ni{max-width:1200px;margin:0 auto;padding:0 24px;height:64px;display:flex;align-items:center;justify-content:space-between}
.nlogo{display:flex;align-items:center;gap:10px;text-decoration:none;color:#f0f2f5}
.nlogo-ic{width:34px;height:34px;border-radius:9px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#00d4aa,#00b894)}
.nlogo-txt{font-weight:700;font-size:1.05rem}
.nlogo-dot{color:#00d4aa;font-weight:900}
.nlinks{display:none;gap:28px}
@media(min-width:768px){.nlinks{display:flex}}
.nlinks a{color:#8b95a8;text-decoration:none;font-size:.88rem;transition:color .3s;position:relative}
.nlinks a:hover{color:#f0f2f5}
.nlinks a::after{content:'';position:absolute;bottom:-4px;left:0;width:0;height:2px;background:#00d4aa;transition:width .3s}
.nlinks a:hover::after{width:100%}
.nbtns{display:flex;gap:8px;flex-shrink:0}
.bg2{padding:0 18px;height:36px;border-radius:9px;border:1px solid rgba(255,255,255,.15);background:0;color:#f0f2f5;font-size:.82rem;cursor:pointer;transition:.3s}
.bg2:hover{border-color:#00d4aa;color:#00d4aa}
.bp{display:inline-flex;align-items:center;justify-content:center;padding:0 18px;height:36px;border-radius:9px;border:none;background:linear-gradient(135deg,#00d4aa,#00b894);color:#0a0f1a;font-weight:700;font-size:.82rem;cursor:pointer;transition:.3s;text-decoration:none}
.bp:hover{box-shadow:0 4px 15px rgba(0,212,170,.3)}
.ctn{max-width:1200px;margin:0 auto;padding:0 24px}
.sec{padding:80px 0}
.stg{display:inline-flex;align-items:center;gap:6px;font-size:.8rem;color:#00d4aa;text-transform:uppercase;letter-spacing:2px;font-weight:500}
.stg::before{content:'';width:20px;height:1px;background:#00d4aa}
.stl{font-size:clamp(1.6rem,3.5vw,2.6rem);font-weight:900;line-height:1.2;margin:12px 0;letter-spacing:-.5px}
.stc{text-align:center}.stc p{max-width:600px;margin:0 auto;color:#8b95a8}
.dvd{height:1px;background:linear-gradient(90deg,transparent,rgba(255,255,255,.06),transparent)}
.btn-p{display:inline-flex;align-items:center;gap:10px;padding:14px 32px;background:linear-gradient(135deg,#00d4aa,#00b894);color:#0a0f1a;font-weight:700;font-size:.95rem;border-radius:12px;border:none;cursor:pointer;transition:.3s;box-shadow:0 4px 20px rgba(0,212,170,.25);text-decoration:none}
.btn-p:hover{transform:translateY(-2px);box-shadow:0 8px 30px rgba(0,212,170,.4)}
.btn-s{display:inline-flex;align-items:center;gap:10px;padding:14px 32px;background:0;color:#f0f2f5;font-weight:500;font-size:.95rem;border-radius:12px;border:1px solid rgba(255,255,255,.15);cursor:pointer;transition:.3s;text-decoration:none}
.btn-s:hover{border-color:#00d4aa;color:#00d4aa;background:rgba(0,212,170,.05)}
footer{padding:56px 0;border-top:1px solid rgba(255,255,255,.06);background:rgba(10,15,26,.9)}
.fg{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px;margin-bottom:40px}
@media(max-width:768px){.fg{grid-template-columns:1fr 1fr}.fg>div:first-child{grid-column:span 2}}
.flogo{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.flogo-ic{width:32px;height:32px;border-radius:8px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#00d4aa,#00b894)}
.flogo span{font-weight:700;font-size:1rem}
.fdesc{font-size:.84rem;color:#8b95a8;line-height:1.7}
.ftitle{font-weight:700;font-size:.84rem;margin-bottom:12px}
.flinks{list-style:none}.flinks li{margin-bottom:7px}
.flinks a{color:#8b95a8;text-decoration:none;font-size:.84rem;transition:color .3s}
.flinks a:hover{color:#00d4aa}
.fcontact li{color:#8b95a8;font-size:.84rem;margin-bottom:7px;display:flex;align-items:center;gap:7px}
.fcontact li i{color:#00d4aa;font-size:.72rem;width:13px}
.fbottom{border-top:1px solid rgba(255,255,255,.06);padding-top:22px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:14px}
.fbottom span{font-size:.76rem;color:#8b95a8}
.fbottom a{font-size:.76rem;color:#8b95a8;text-decoration:none;transition:color .3s}
.fbottom a:hover{color:#00d4aa}
.rv{opacity:0;transform:translateY(30px);transition:opacity .6s ease,transform .6s ease}
.rv.v{opacity:1;transform:translateY(0)}
.reveal{opacity:0;transform:translateY(30px);transition:opacity .6s ease,transform .6s ease}
.reveal.show{opacity:1;transform:translateY(0)}
@media(max-width:768px){.fg{grid-template-columns:1fr 1fr!important}}
@media(max-width:640px){.nlogo-txt{font-size:.85rem}.fg{grid-template-columns:1fr!important}.fg>div:first-child{grid-column:span 1}.btn-p,.btn-s{padding:12px 24px;font-size:.88rem}}
.call-float{display:none;position:fixed;bottom:24px;right:20px;z-index:200;width:52px;height:52px;border-radius:50%;background:linear-gradient(135deg,#00d4aa,#00b894);color:#0a0f1a;font-size:1.2rem;align-items:center;justify-content:center;text-decoration:none;box-shadow:0 4px 20px rgba(0,212,170,.4);transition:transform .3s}
.call-float:hover{transform:scale(1.1)}
@media(max-width:768px){.call-float{display:flex}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important}}