:root{--blue:#1E6FFF;--blue2:#3D8BFF;--ink:#0B1F3A;--sub:#5F6F86;--bg:#F2F6FC;--card:#fff;--soft:#E8F0FF;--bd:#DCE5F2;--up:#12B76A;--dn:#F04438}
*{box-sizing:border-box}html,body{margin:0}body{font:16px/1.65 "PingFang SC","Noto Sans CJK SC","Noto Sans SC",system-ui,sans-serif;color:var(--ink);background:#fff}
a{color:var(--blue);text-decoration:none}.wrap{max-width:1180px;margin:0 auto;padding:0 28px}.row{display:flex;align-items:center;gap:14px}.sp{flex:1}.c{text-align:center}
.nav{position:sticky;top:0;z-index:5;background:rgba(255,255,255,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--bd)}.nav .wrap{height:66px}
.logo{display:flex;align-items:center;gap:8px;font-weight:800;font-size:19px;color:var(--ink)}.logo b{display:grid;place-items:center;width:34px;height:34px;border-radius:10px;background:linear-gradient(135deg,var(--blue),var(--blue2));color:#fff;font-size:15px}
.nav nav{display:flex;gap:26px;margin-left:30px}.nav nav a{color:var(--sub);font-size:15px}.nav nav a.on{color:var(--blue);font-weight:600}
.btn{display:inline-flex;align-items:center;justify-content:center;border-radius:12px;background:var(--blue);color:#fff;font-weight:600;padding:12px 22px;box-shadow:0 6px 18px rgba(30,111,255,.25)}.btn.ghost{background:var(--soft);color:var(--blue);box-shadow:none}
.btn.sm{padding:8px 16px;font-size:14px;border-radius:10px}.btn.lg{padding:15px 30px;font-size:17px}.ctas{display:flex;gap:14px;margin-top:26px;flex-wrap:wrap}
.hero{background:radial-gradient(1200px 500px at 80% -10%,#D6E6FF,transparent),linear-gradient(180deg,#F2F6FC,#fff);padding:70px 0 60px}
.hg{display:grid;grid-template-columns:1.05fr 1fr;gap:40px;align-items:center}
.kicker{display:inline-block;color:var(--blue);font-weight:700;font-size:14px;letter-spacing:.04em;background:var(--soft);padding:4px 12px;border-radius:99px}
h1{font-size:54px;line-height:1.18;margin:18px 0 16px;letter-spacing:-.01em}h2{font-size:36px;line-height:1.25;margin:14px 0 16px}.lead{font-size:18px;color:var(--sub);max-width:560px}.mini{color:var(--sub);font-size:13px;margin-top:12px}
.phone-stack{position:relative;height:620px}.phone{position:absolute;right:120px;top:0;width:360px;height:620px;border-radius:38px;background:#fff;border:10px solid #0B1F3A;overflow:hidden;box-shadow:0 30px 60px rgba(11,31,58,.18)}
.phone.small{right:0;top:90px;width:240px;height:500px;border-width:8px;border-radius:30px;background:var(--bg)}.phone.small img{width:100%;display:block}
.ph .phone.small{position:relative;top:0;margin-left:auto;width:300px;height:600px}
.tgbar{background:#517DA2;color:#fff;font-weight:600;padding:12px 18px;display:flex;flex-direction:column;font-size:15px}.tgbar small{opacity:.75;font-weight:400;font-size:12px}
.tgchat{background:#D7E3EC url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='40' height='40'%3E%3Ccircle cx='20' cy='20' r='1.2' fill='%23b9cad8'/%3E%3C/svg%3E");padding:12px 10px;height:100%;display:flex;flex-direction:column;gap:10px}
.tgchat.bg{border-radius:20px;padding:18px;height:auto;box-shadow:0 20px 40px rgba(11,31,58,.08)}
.tgmsg{display:flex;gap:8px;align-items:flex-end}.tg-av{flex:none;width:32px;height:32px;border-radius:50%;background:linear-gradient(135deg,var(--blue),var(--blue2));color:#fff;font-weight:800;font-size:12px;display:grid;place-items:center}
.tg-b{background:#fff;border-radius:14px 14px 14px 4px;padding:8px 12px 6px;font:13.5px/1.5 -apple-system,"PingFang SC","Noto Sans CJK SC",sans-serif;color:#000;box-shadow:0 1px 1px rgba(0,0,0,.08);min-width:0}
.tg-n{color:#3A8AC9;font-weight:600;font-size:13px;margin-bottom:2px;display:flex;gap:6px;align-items:center}.tg-t b{font-weight:700}.tg-t code{background:#F2F4F7;padding:0 3px;border-radius:4px;font-size:12px}
.tg-tm{text-align:right;color:#8A9AA8;font-size:11px}.ht,.ol{color:#2481CC}.ol{font-weight:700;font-style:italic}
.demo-tag{background:#FFF4E5;color:#B54708;font-size:11px;font-weight:600;padding:0 6px;border-radius:6px}
.demo-badge{position:absolute;left:50%;transform:translateX(-50%);bottom:12px;background:rgba(11,31,58,.78);color:#fff;font-size:12px;padding:3px 10px;border-radius:99px;white-space:nowrap}
.ticker{background:var(--ink);color:#fff;padding:14px 0;overflow:hidden}.live{color:#4ADE80;white-space:nowrap}.tk{display:flex;gap:34px;white-space:nowrap;overflow:hidden;mask-image:linear-gradient(90deg,#000 85%,transparent)}.tk a{color:#E6EDF7;font-size:14px}.tk i{font-style:normal;color:#8AA4C8;margin-right:8px}
.feat{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center;padding:90px 28px}.feat.rev .ft-txt{order:2}.ft-txt p{color:var(--sub);font-size:17px}
.ck{list-style:none;padding:0;margin:0}.ck li{position:relative;padding-left:30px;margin:12px 0;color:var(--sub);font-size:17px}.ck li:before{content:"✓";position:absolute;left:0;top:0;width:20px;height:20px;border-radius:50%;background:var(--soft);color:var(--blue);font-size:12px;font-weight:800;display:grid;place-items:center;margin-top:4px}
.more{display:inline-block;margin-top:18px;font-weight:600}
.tagdemo{background:var(--bg);border-radius:20px;padding:28px}.tagline{background:#fff;border-radius:12px;padding:12px 16px;font-size:15px}.arrow{margin:14px 0;color:var(--sub);text-align:center}
.search{background:#fff;border-radius:14px;overflow:hidden;border:1px solid var(--bd)}.sb{padding:10px 14px;background:#F1F3F6;color:#2481CC;font-weight:600}.sr{padding:12px 14px;border-top:1px solid var(--bd);font-size:14px}.note{font-size:12px;color:var(--sub);text-align:center;margin:10px 0 0}
.logos{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}.logos span{border:1px solid var(--bd);border-radius:10px;padding:6px 14px;font-weight:600;color:var(--ink);background:#fff;font-size:14px}
.lim{display:flex;gap:16px;margin-top:24px}.lim div{flex:1;background:var(--bg);border-radius:16px;padding:16px;text-align:center}.lim b{display:block;font-size:34px;color:var(--blue);line-height:1.1}.lim span{font-size:13px;color:var(--sub)}
.shots{position:relative;display:flex;gap:14px;justify-content:center;background:linear-gradient(135deg,#E8F0FF,#F7FAFF);border-radius:24px;padding:30px 20px 46px}.shots img{width:31%;border-radius:18px;box-shadow:0 14px 30px rgba(11,31,58,.14)}.shots img:nth-child(2){transform:translateY(-14px)}
.steps{background:var(--bg);padding:80px 0}.sg{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:30px}.sg div{background:#fff;border-radius:20px;padding:28px}.sg i{display:grid;place-items:center;width:40px;height:40px;border-radius:12px;background:var(--blue);color:#fff;font-style:normal;font-weight:800}.sg h3{margin:14px 0 6px}.sg p{color:var(--sub);margin:0}.steps .ctas{justify-content:center}
.faq{padding:80px 28px;max-width:860px}.faq details{border-bottom:1px solid var(--bd);padding:18px 4px}.faq summary{font-weight:700;font-size:18px;cursor:pointer}.faq p{color:var(--sub);margin:8px 0 0}
.ft{background:var(--ink);color:#C9D5E6;padding:50px 0 30px}.ftg{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:30px}.ft .logo{color:#fff}.ft h4{color:#fff;margin:0 0 10px}.ft a{display:block;color:#C9D5E6;margin:4px 0}.ft p{font-size:14px}.fine{margin-top:30px;padding-top:20px;border-top:1px solid #22355A;font-size:12px;color:#8AA4C8}
.ph{background:linear-gradient(180deg,#F2F6FC,#fff);padding:60px 0 30px}.chips{display:flex;gap:10px;margin-top:28px;flex-wrap:wrap}.chips span{background:#fff;border:1px solid var(--bd);padding:6px 14px;border-radius:99px;font-size:14px}.chips .on{background:var(--blue);color:#fff;border-color:var(--blue)}
.nlist{display:grid;grid-template-columns:1fr 1fr;gap:22px;padding-top:20px;padding-bottom:80px}.nr{background:#D7E3EC;border-radius:18px;padding:16px;display:flex;flex-direction:column;gap:12px}.nr .btn{align-self:flex-end}
.grid4{display:grid;grid-template-columns:1fr 1fr;gap:26px;padding-top:40px;padding-bottom:80px}.gc{background:var(--bg);border-radius:22px;padding:26px;display:flex;flex-direction:column;gap:12px}.gc h3{margin:0;font-size:22px}.gc p{margin:0;color:var(--sub)}
@media(max-width:760px){h1{font-size:36px}h2{font-size:27px}.hg,.feat,.nlist,.grid4,.sg,.ftg{grid-template-columns:1fr}.feat{gap:26px;padding:56px 20px}.feat.rev .ft-txt{order:0}.wrap{padding:0 20px}
.nav nav{display:none}.nav .btn.ghost{display:none}.hero{padding:40px 0}.phone-stack{height:560px}.ticker{margin-bottom:0}.phone{right:auto;left:0;width:300px;height:540px}.hero .phone.small{display:none}.phone{left:50%!important;transform:translateX(-50%)}.ph .phone.small{margin:20px auto 0}
.shots{padding:20px 10px 40px}.lim b{font-size:26px}.btn.lg{flex:1}}
.narrow{max-width:820px}.crumb{font-size:14px;color:var(--sub);margin-bottom:14px}.crumb a{color:var(--sub)}
.ah{font-size:34px;line-height:1.35;margin:14px 0 10px}.meta{color:var(--sub);font-size:14px}.abody{font-size:17px;line-height:1.85;margin:18px 0 26px}
.ctabox{background:var(--bg);border-radius:20px;padding:24px;margin:10px 0 30px}.ctabox p{color:var(--sub);margin:6px 0 0}.ctabox .ctas{margin-top:16px}
.rh{font-size:22px;margin:28px 0 14px}.rel{padding-left:18px}.rel li{margin:8px 0}.nl{color:inherit;display:block}
.pager{display:flex;gap:8px;flex-wrap:wrap;justify-content:center;padding-bottom:70px}.pager a{min-width:38px;text-align:center;padding:6px 10px;border:1px solid var(--bd);border-radius:10px}.pager a.on{background:var(--blue);color:#fff;border-color:var(--blue)}
.gc h2{margin:0;font-size:22px}.nr .row{gap:10px}
@media(max-width:760px){.ah{font-size:26px}}