:root{--bg:#ffffff;--bg2:#f0fbff;--fg:#0a2740;--fg2:#4d6a82;--a1:#0077a8;--a2:#00a8c9;--bd:#d4eaf3;}
*{margin:0;padding:0;box-sizing:border-box;}
body{font-family:-apple-system,"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;background:#ffffff;color:#0a2740;font-size:15px;line-height:1.7;-webkit-font-smoothing:antialiased;}
img{max-width:100%;height:auto;display:block;}
a{color:#0077a8;}
main{max-width:100%;}
h2{text-align:center;}
.brand img{max-height:32px;}
.container{max-width:1180px;margin:0 auto;padding:0 22px;}
.hero{padding-left:0;padding-right:0;}
.download-inner{max-width:1180px;margin:0 auto;padding:0 22px;}
@media(max-width:520px){.container{padding:0 16px;}}

.hero{padding:clamp(70px,9vw,140px) 0 clamp(50px,6vw,100px);background:linear-gradient(160deg,#ffffff 0%,#f0fbff 55%,#d4eaf340 100%);}
.hero-inner{display:grid;grid-template-columns:1fr 1fr;gap:clamp(30px,5vw,60px);align-items:center;}
.hero h1{font-size:clamp(30px,5vw,60px);font-weight:700;line-height:1.15;color:#0a2740;margin-bottom:24px;letter-spacing:-.5px;}
.hero p{font-size:clamp(15px,1.6vw,17px);color:#4d6a82;margin-bottom:32px;max-width:480px;line-height:1.7;}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:36px;}.btn:not([hidden]){display:inline-flex;align-items:center;gap:10px;padding:14px 28px;border-radius:10px;font-weight:600;font-size:15px;text-decoration:none;transition:transform .15s,box-shadow .15s;position:relative;z-index:3;}
.btn-primary:not([hidden]){background:linear-gradient(135deg,#00a8c9,#0077a8);color:#fff;box-shadow:0 8px 24px #0077a840;}
.btn-secondary:not([hidden]){background:#fff;color:#0a2740;border:1px solid #d4eaf3;}
.btn:hover{transform:translateY(-2px);box-shadow:0 12px 28px #0077a830;}
.hero-trust{display:flex;gap:24px;flex-wrap:wrap;font-size:13px;color:#4d6a82;}
.hero-trust span{display:flex;align-items:center;gap:6px;}
.hero-trust .dot{width:6px;height:6px;border-radius:50%;background:#0077a8;}
.phone-mock{width:302px;height:614px;margin:0 auto;background:linear-gradient(145deg,#0f2745,#0b1626);border-radius:48px;padding:9px;box-shadow:0 30px 80px rgba(14,27,51,.18),inset 0 1px 0 rgba(255,255,255,.08);position:relative;z-index:2;}
.phone-screen{width:100%;height:100%;background:#0e1b33;border-radius:40px;overflow:hidden;padding:16px;color:#fff;font-family:Consolas,monospace;}
.phone-screen .bar{display:flex;justify-content:space-between;font-size:10px;opacity:.6;margin-bottom:12px;}
.phone-screen .title{font-size:12px;opacity:.7;margin-bottom:8px;}
.phone-screen .price{font-size:24px;font-weight:700;color:#0077a8;margin-bottom:4px;}
.phone-screen .change{font-size:11px;color:#2acc72;margin-bottom:16px;}
.phone-screen svg{width:100%;height:120px;margin-bottom:12px;}
.phone-screen .stat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;font-size:10px;opacity:.7;}
.float-card{position:absolute;background:#fff;border:1px solid #d4eaf3;border-radius:14px;padding:12px 16px;box-shadow:0 14px 34px rgba(14,27,51,.1);animation:float 6s ease-in-out infinite;}
.float-card .fn{font-size:12px;color:#4d6a82;}
.float-card .fv{font-size:16px;font-weight:700;color:#0077a8;margin-top:2px;}
.float-1{top:10%;left:-24px;animation-delay:0s;}
.float-2{top:45%;right:-20px;animation-delay:2s;}
.float-3{bottom:18%;left:-30px;animation-delay:4s;}
@keyframes float{0%,100%{transform:translateY(0);}50%{transform:translateY(-10px);}}
@media(max-width:860px){.hero-inner{grid-template-columns:1fr;text-align:center;}.hero p{margin-left:auto;margin-right:auto;}.hero-cta{justify-content:center;}.hero-trust{justify-content:center;}.float-card{display:none;}}.features{padding:clamp(50px,6vw,100px) 0;background:#ffffff;}
.features h2{font-size:clamp(24px,3vw,36px);font-weight:700;text-align:center;margin-bottom:12px;color:#0a2740;}
.features .sub{text-align:center;color:#4d6a82;margin-bottom:44px;font-size:14px;}
.feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.feat{background:#fff;border:1px solid #d4eaf3;border-radius:14px;padding:28px;transition:transform .15s,box-shadow .15s;}
.feat:hover{transform:translateY(-4px);box-shadow:0 16px 40px rgba(14,27,51,.08);}
.feat-num{font-size:28px;font-weight:800;color:#0077a8;font-family:Consolas,monospace;margin-bottom:12px;}
.feat h3{font-size:17px;font-weight:700;margin-bottom:8px;color:#0a2740;}
.feat p{font-size:13.5px;color:#4d6a82;line-height:1.7;}
@media(max-width:860px){.feat-grid{grid-template-columns:repeat(2,1fr);}}
@media(max-width:500px){.feat-grid{grid-template-columns:1fr;}}.security{padding:clamp(50px,6vw,100px) 0;background:#ffffff;}
.sec-inner{display:grid;grid-template-columns:1fr 1fr;gap:clamp(30px,5vw,60px);align-items:center;}
.sec h2{font-size:clamp(24px,3vw,36px);font-weight:700;margin-bottom:24px;color:#0a2740;}
.sec-list{display:grid;gap:14px;}
.sec-item{display:flex;gap:14px;padding:20px;background:#fff;border:1px solid #d4eaf3;border-radius:12px;}
.sec-check{width:24px;height:24px;border-radius:50%;background:#0077a818;display:flex;align-items:center;justify-content:center;flex-shrink:0;color:#0077a8;font-size:14px;font-weight:700;}
.sec-item h3{font-size:15px;font-weight:700;color:#0a2740;margin-bottom:4px;}
.sec-item p{font-size:13px;color:#4d6a82;line-height:1.6;}
.sec-visual{background:#fff;border:1px solid #d4eaf3;border-radius:14px;padding:24px;}
.sec-visual h3{font-size:14px;color:#4d6a82;letter-spacing:2px;margin-bottom:16px;}
.sec-bar{display:flex;justify-content:space-between;align-items:center;padding:10px 0;border-bottom:1px dashed #d4eaf3;font-size:13px;color:#4d6a82;}
.sec-bar:last-child{border-bottom:none;}
.sec-bar .bar-v{font-family:"SF Mono",Consolas,monospace;color:#0077a8;font-weight:700;}
@media(max-width:860px){.sec-inner{grid-template-columns:1fr;}}.download{padding:clamp(60px,7vw,120px) 0;background:#f0fbff;}
.download-inner{max-width:960px;margin:0 auto;}
.download h2{font-size:clamp(24px,3vw,36px);font-weight:700;text-align:center;margin-bottom:12px;color:#0a2740;}
.download .sub{text-align:center;color:#4d6a82;margin-bottom:36px;font-size:14px;}
.dl-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;overflow:visible;}
.dl-card:not([hidden]){background:#fff;border:1px solid #d4eaf3;border-radius:14px;padding:28px;text-align:center;transition:transform .15s,box-shadow .15s;}
.dl-card:hover:not([hidden]){transform:translateY(-4px);box-shadow:0 20px 50px rgba(0,0,0,.08);border-color:#0077a8;}
.dl-icon{width:48px;height:48px;border-radius:12px;background:#0077a818;display:flex;align-items:center;justify-content:center;margin:0 auto 16px;font-size:24px;}
.dl-card h3{font-size:16px;font-weight:700;color:#0a2740;margin-bottom:6px;}
.dl-card p{font-size:12.5px;color:#4d6a82;margin-bottom:14px;}.dl-card .dl-btn:not([hidden]){display:inline-flex;align-items:center;gap:6px;padding:10px 22px;border-radius:8px;background:#0077a8;color:#fff;font-weight:600;font-size:14px;text-decoration:none;transition:opacity .15s;}
.dl-card .dl-btn:hover{opacity:.85;}
@media(max-width:600px){.dl-grid{grid-template-columns:1fr;}}
a.dl-card{color:inherit;text-decoration:none}
/* 原内联样式，按原优先级抽离 */
.s-48022f85.s-48022f85.s-48022f85{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(12px);border-bottom:1px solid rgba(14,27,51,.08)}
.s-c9529690.s-c9529690.s-c9529690{max-width:1180px;margin:0 auto;padding:0 22px;display:flex;align-items:center;justify-content:space-between;height:66px}
.s-fd489897.s-fd489897.s-fd489897{display:flex;align-items:center;gap:10px;font-weight:700;font-size:16px;color:#0e1b33;text-decoration:none}
.s-e6ae8816.s-e6ae8816.s-e6ae8816{height:28px;max-height:32px}
.s-0e2b4b3b.s-0e2b4b3b.s-0e2b4b3b{display:flex;gap:24px;font-size:14px;color:#0e1b33;opacity:.85}
.s-48b58bde.s-48b58bde.s-48b58bde{color:inherit;text-decoration:none}
.s-871a87af.s-871a87af.s-871a87af{display:flex;gap:10px}
.s-9582b9c7.s-9582b9c7.s-9582b9c7:not([hidden]){display:inline-flex;align-items:center;gap:8px;padding:10px 20px;border-radius:8px;background:linear-gradient(135deg,#1677ff,#00d4ff);color:#fff;font-weight:600;font-size:14px;text-decoration:none;position:relative;z-index:3}
.s-c451fdb0.s-c451fdb0.s-c451fdb0{position:relative}
.s-031fb12e.s-031fb12e.s-031fb12e{background:#0e1b33;color:#b8c4d6;padding:48px 0 24px;font-size:13px}
.s-b82a719c.s-b82a719c.s-b82a719c{max-width:1180px;margin:0 auto;padding:0 22px;display:grid;grid-template-columns:1.8fr 1fr 1fr;gap:40px}
.s-c6f8fc71.s-c6f8fc71.s-c6f8fc71{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.s-eeb774e0.s-eeb774e0.s-eeb774e0{height:24px}
.s-16a18155.s-16a18155.s-16a18155{color:#e8f0ff;font-weight:700;font-size:15px}
.s-5047ee43.s-5047ee43.s-5047ee43{line-height:1.7;color:#b8c4d6}
.s-c944bde4.s-c944bde4.s-c944bde4{color:#e8f0ff;font-size:14px;margin-bottom:14px}
.s-b1b744ef.s-b1b744ef.s-b1b744ef{display:grid;gap:8px}
.s-8d65d934.s-8d65d934.s-8d65d934{color:#b8c4d6;text-decoration:none}
.s-4b044143.s-4b044143.s-4b044143{color:#b8c4d6}
.s-20950bda.s-20950bda.s-20950bda{max-width:1180px;margin:32px auto 0;padding:16px 22px;border-top:1px solid rgba(255,255,255,.08);font-size:12px;color:#b8c4d6;text-align:center}