@charset "UTF-8";
:root{--blue:#075ce5;--navy:#102b50;--text:#577087;--line:#e3ebf5;--light:#f4f8ff;--green:#16ad88}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--navy);background:#fff;font-family:Inter,"Segoe UI","Microsoft YaHei",sans-serif;line-height:1.75}a{color:inherit;text-decoration:none}button{font:inherit}button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid #73aaff;outline-offset:5px}.wrap{width:min(1160px,calc(100% - 64px));margin:auto}.skip{position:absolute;left:20px;top:-80px;z-index:20;background:white;padding:12px}.skip:focus{top:10px}header{height:88px;background:#ffffffed;border-bottom:1px solid #edf2fa;position:sticky;top:0;z-index:10;backdrop-filter:blur(14px)}.nav{height:100%;display:flex;align-items:center;gap:40px}.brand{display:flex;align-items:center;gap:11px;margin-right:auto;font-size:26px;font-weight:800;letter-spacing:1px}.brand img{width:40px;height:40px}.brand small{font-size:10px;color:#8090a6;letter-spacing:2px;display:block;line-height:1}.brand span{line-height:1.2}.navlinks{display:flex;align-items:center;gap:30px;font-size:14px;font-weight:600}.navlinks a{padding:30px 0;position:relative}.navlinks a:hover,.navlinks a.active{color:var(--blue)}.navlinks a.active:after{content:"";height:3px;position:absolute;bottom:17px;left:0;right:0;background:var(--blue);border-radius:3px}.btn{border:0;border-radius:9px;background:var(--blue);color:white;display:inline-flex;align-items:center;justify-content:center;gap:12px;padding:14px 25px;font-weight:650;font-size:14px;box-shadow:0 8px 20px #075ce51a;cursor:default}.btn.small{padding:10px 20px}.btn.ghost{background:white;color:var(--navy);border:1px solid #d8e3f2;box-shadow:none}.login{border:0;background:none;color:#546b85;padding:12px;cursor:default}.menu{display:none;border:1px solid var(--line);background:white;border-radius:8px;padding:7px 12px}.hero{overflow:hidden;position:relative;background:radial-gradient(ellipse at 85% 38%,#dfedff 0,transparent 50%),linear-gradient(115deg,#f8fbff,#eef5ff);padding:76px 0 62px}.hero:before{content:"";position:absolute;inset:0;background-image:radial-gradient(#8aaee52b 1px,transparent 1px);background-size:24px 24px;mask-image:linear-gradient(90deg,transparent,#000)}.hero-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:45px;align-items:center;position:relative}.eyebrow{display:inline-flex;align-items:center;gap:9px;font-size:12px;font-weight:700;letter-spacing:1.5px;color:var(--blue);background:#e6f0ff;border:1px solid #d4e6ff;padding:6px 12px;border-radius:30px}.dot{width:6px;height:6px;border-radius:50%;background:var(--blue)}h1{font-size:58px;line-height:1.22;letter-spacing:-2px;margin:23px 0}h1 em,h2 em{color:var(--blue);font-style:normal}.lead{font-size:16px;line-height:1.95;color:var(--text);max-width:480px}.actions{display:flex;gap:12px;flex-wrap:wrap;margin:29px 0 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b{margin-left:auto;color:#12a283;font-size:8px}.laptop-base{position:absolute;bottom:49px;width:518px;height:12px;border-radius:0 0 70% 70%;background:linear-gradient(#d0dcec,#f3f7fc);z-index:2}.phone{position:absolute;right:-5px;bottom:5px;width:139px;background:white;border:5px solid #dce5f3;border-radius:24px;z-index:3;box-shadow:0 17px 30px #2f528b20;padding:0 11px 15px;text-align:center;transform:rotate(5deg)}.notch{width:49px;height:9px;background:#dce5f3;margin:0 auto 15px;border-radius:0 0 9px 9px}.phone .appbrand{font-size:13px;margin:5px}.phone .power{width:76px;height:76px;font-size:25px;margin:22px auto 15px}.phone p{font-size:8px;color:#8799af}.phone strong{font-size:10px}.phone .server{font-size:8px;padding:6px}.float-label{position:absolute;background:#ffffffed;border:1px solid white;box-shadow:0 10px 25px #4875b315;border-radius:12px;padding:12px 17px;z-index:4;font-size:11px;display:flex;align-items:center;gap:10px}.float-label 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5px;font-size:10px;margin-right:12px}.text-link{font-size:13px;color:var(--blue);font-weight:700}.privacy-art{position:relative;height:340px;background:radial-gradient(circle,#deebff,transparent 68%);display:grid;place-items:center}.shield{width:158px;height:186px;background:linear-gradient(130deg,#4894ff,#075ce5);clip-path:polygon(50% 0,95% 20%,90% 65%,74% 86%,50% 100%,26% 86%,10% 65%,5% 20%);display:grid;place-items:center;color:white;font-size:65px;filter:drop-shadow(0 20px 15px #075ce540)}.privacy-art:before{content:"";position:absolute;width:280px;height:280px;border:1px solid #c8dcfa;border-radius:50%}.privacy-art .float-label{bottom:28px;right:3px}.privacy-art .tag{position:absolute;top:27px;left:18px;background:white;border:1px solid var(--line);border-radius:8px;padding:8px 15px;color:#7590ac;font-size:11px}.device-list{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.device-card{border:1px solid var(--line);border-radius:13px;text-align:center;padding:27px 20px;background:white}.device-symbol{font-size:32px;line-height:1.4;color:var(--blue);height:48px}.device-card h3{font-size:17px;margin:12px 0 4px}.device-card p{font-size:12px;color:var(--text);margin:0 0 20px}.device-card .btn{width:100%;padding:10px}.device-card small{display:block;color:#93a1b5;margin-top:11px;font-size:10px}.center{text-align:center}.faq{max-width:820px;margin:auto}details{border-bottom:1px solid var(--line);padding:20px 0}summary{font-size:15px;font-weight:600;cursor:pointer;list-style:none;position:relative;padding-right:30px}summary::-webkit-details-marker{display:none}summary:after{content:"+";position:absolute;right:4px;color:var(--blue);font-size:20px;line-height:1.4}details[open] summary:after{content:"−"}details p{font-size:13px;color:var(--text);padding-right:25px}.cta{padding:52px 55px;background:linear-gradient(115deg,#0753d2,#1679f1);border-radius:20px;color:white;display:flex;justify-content:space-between;align-items:center;gap:25px;position:relative;overflow:hidden}.cta:after{content:"";position:absolute;right:100px;width:320px;height:320px;border:45px solid #ffffff08;border-radius:50%;pointer-events:none}.cta h2{font-size:29px;margin:0 0 8px;position:relative;z-index:1}.cta p{font-size:13px;color:#cce0ff;margin:0}.cta .btn{background:white;color:var(--blue);position:relative;z-index:1;white-space:nowrap}footer{background:#f7f9fd;margin-top:80px;border-top:1px solid var(--line);padding:48px 0 20px}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px}.footer-brand .brand{display:inline-flex}.footer-brand p{font-size:12px;color:#7d90a8;max-width:250px;margin:20px 0}.footer-col h4{font-size:13px;margin:0 0 16px}.footer-col a{display:block;color:#7d90a8;font-size:12px;margin:9px 0}.footer-col a:hover{color:var(--blue)}.copyright{border-top:1px solid var(--line);display:flex;justify-content:space-between;margin-top:35px;padding-top:20px;font-size:10px;color:#91a0b3}.subhero{text-align:center;background:radial-gradient(ellipse at 50% 120%,#dfedff,transparent 70%),#f7faff;padding:65px 0 60px}.subhero h1{font-size:45px;letter-spacing:-1px;margin:15px 0}.subhero .lead{max-width:650px;margin:0 auto;font-size:14px}.breadcrumbs{font-size:11px;color:#8b9bb0;margin-bottom:22px}.breadcrumbs a{color:var(--blue)}.subhero+.block{padding-top:60px}.download-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}.download-grid .device-card{text-align:left;padding:33px;display:grid;grid-template-columns:65px 1fr;gap:13px}.download-grid .device-card h3{margin-top:0;font-size:23px}.download-grid .device-card .btn{width:auto;min-width:175px}.download-grid .device-card small{font-size:11px}.download-grid .device-symbol{font-size:42px}.tip{font-size:12px;color:#8093a9;background:#eff5ff;border:1px solid #e2edff;border-radius:10px;padding:15px 22px;margin-top:25px}.steps{counter-reset:steps;display:grid;grid-template-columns:repeat(3,1fr);gap:35px}.step:before{counter-increment:steps;content:"0" counter(steps);font-size:34px;color:#b7d0f6;font-weight:750}.step h3{font-size:17px}.step p{font-size:13px;color:var(--text)}.article{max-width:850px;margin:auto}.article h2{font-size:25px;margin-top:40px}.article p,.article li{font-size:14px;color:var(--text)}.article .intro{font-size:16px;color:#405c79;border-left:3px solid var(--blue);padding:10px 20px;background:var(--light)}.notice{border:1px solid var(--line);border-radius:12px;padding:24px 30px;margin-top:35px;color:var(--text);font-size:13px}.support-top{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:45px}.support-top a{padding:24px;background:var(--light);border:1px solid var(--line);border-radius:12px}.support-top b{font-size:15px;display:block;margin-bottom:7px}.support-top span{font-size:12px;color:var(--text)}.wide-feature{margin-bottom:50px}.wide-feature .feature-grid{margin-top:30px}
@media(min-width:1450px){.hero{padding-top:90px;padding-bottom:80px}.hero-art{min-height:460px}.laptop-base{bottom:66px}}
@media(max-width:1050px){.nav{gap:15px}.navlinks{gap:18px}.hero-grid{gap:10px;grid-template-columns:1fr 1fr}h1{font-size:48px}.hero-art{transform:scale(.85);transform-origin:center;min-width:440px;margin-left:-35px}.split{gap:40px}.nav .login{display:none}.feature-card{padding:24px}.wrap{width:calc(100% - 48px)}}
@media(max-width:760px){header{height:72px}.wrap{width:calc(100% - 36px)}.brand{font-size:23px}.brand img{width:35px;height:35px}.nav .btn.small{display:none}.menu{display:block}.navlinks{display:none;position:absolute;left:0;top:72px;background:white;width:100%;padding:12px 25px;box-shadow:0 15px 20px #1d456c0d;flex-direction:column;gap:0;align-items:stretch}.navlinks.open{display:flex}.navlinks a{padding:12px 0}.navlinks a.active:after{display:none}.hero{padding:45px 0 25px}.hero-grid{grid-template-columns:1fr;gap:0}.hero h1{font-size:45px;letter-spacing:-1.5px}.hero .lead{font-size:14px}.hero-art{min-width:0;width:100%;margin:10px 0 -15px;transform:scale(.8);height:365px;min-height:365px}.desktop{min-width:400px}.phone{right:-20px}.laptop-base{width:445px;bottom:19px}.float-label.top{right:-10px;top:-8px}.float-label.bottom{bottom:-13px;left:-20px}.trust-inner{grid-template-columns:1fr 1fr;gap:20px;padding:24px 0}.trust-item{justify-content:flex-start;padding-left:15px;border:0}.trust-item small{font-size:9px}section.block{padding:58px 0}h2{font-size:28px}.section-head{margin-bottom:30px}.section-head p{font-size:13px}.feature-grid,.steps{grid-template-columns:1fr;gap:16px}.feature-card{padding:26px}.feature-card .icon{margin-bottom:17px}.split{grid-template-columns:1fr;gap:20px}.privacy-art{height:300px;order:2}.device-list{grid-template-columns:1fr 1fr;gap:12px}.device-card{padding:22px 14px}.device-card .btn{font-size:12px;padding:9px}.cta{padding:30px 26px;display:block}.cta h2{font-size:24px}.cta .btn{margin-top:22px}.footer-grid{grid-template-columns:repeat(3,1fr);gap:25px}.footer-brand{grid-column:1/-1}.footer-brand p{max-width:none;margin:12px 0}.copyright{display:block;line-height:2}.subhero{padding:40px 0}.subhero h1{font-size:34px}.download-grid{grid-template-columns:1fr}.download-grid .device-card{padding:25px;grid-template-columns:50px 1fr}.support-top{grid-template-columns:1fr}.article h2{font-size:23px}footer{margin-top:55px}.steps{gap:20px}.step h3{margin:4px 0}.step p{margin-top:8px}}
.power{font-size:0;position:relative}.phone .power{font-size:0}.power:before{content:"";width:29px;height:29px;border:3px solid white;border-top-color:transparent;border-radius:50%;position:absolute;left:50%;top:50%;transform:translate(-50%,-40%)}.power:after{content:"";width:3px;height:18px;border-radius:3px;background:white;position:absolute;left:50%;top:50%;transform:translate(-50%,-85%)}.phone .power:before{width:21px;height:21px;border-width:2px}.phone .power:after{width:2px;height:14px}section[id],article[id],div[id]{scroll-margin-top:110px}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}