:root{--ink:#242139;--muted:#7a798b;--purple:#6e4bed;--line:#e9e7f0;--bg:#fbfaff}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:30px}body{margin:0;color:var(--ink);font-family:Inter,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;background:var(--bg);font-size:15px;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button,a,summary{-webkit-tap-highlight-color:transparent}a:focus-visible,summary:focus-visible{outline:3px solid #b5a2fc;outline-offset:5px}.wrap{width:min(1180px,calc(100% - 80px));margin:auto}.site-nav{height:106px;display:flex;align-items:center;justify-content:space-between;gap:25px}.brand{display:flex;align-items:center;gap:11px;font-weight:750;font-size:18px;letter-spacing:-.5px;white-space:nowrap}.brand img{width:39px;height:39px}.brand-sub{font-weight:500;margin-left:4px}.site-nav nav{display:flex;gap:36px;font-size:14px;color:#626071}.site-nav nav a:hover,.text-link:hover{color:var(--purple)}.button{display:inline-flex;align-items:center;justify-content:center;gap:28px;min-height:52px;padding:0 26px;border-radius:9px;background:var(--purple);color:white;font-weight:600;font-size:14px;box-shadow:0 6px 16px #6e4bed1c;transition:transform .2s,background .2s}.button:hover{background:#5c3bd4;transform:translateY(-2px)}.button span{font-size:21px}.button.small{min-height:42px;padding:0 17px;gap:18px}.button.outline{background:white;color:var(--ink);border:1px solid #dedbe8;box-shadow:none}.hero{display:grid;grid-template-columns:1.08fr 1fr;align-items:center;gap:35px;padding:74px 0 100px}.eyebrow{font-size:11px;font-weight:750;letter-spacing:2px;color:var(--purple);display:flex;align-items:center;gap:8px}.live-dot{display:inline-block;width:7px;height:7px;background:#28b795;border-radius:50%;box-shadow:0 0 0 4px #28b79512}.hero h1{font-size:clamp(44px,4.9vw,65px);line-height:1.28;letter-spacing:-3px;font-weight:760;margin:25px 0 23px}.purple{color:var(--purple)}.hero-desc{font-size:16px;line-height:1.95;color:var(--muted);margin:0}.hero-actions{display:flex;align-items:center;gap:28px;margin:31px 0 33px}.text-link{font-size:14px;display:flex;gap:16px;align-items:center}.hero-foot{display:flex;gap:22px;color:#8d8a9d;font-size:12px}.hero-foot span:before{content:'✓';color:#a49abf;margin-right:7px}.routing-visual{height:430px;position:relative;background:radial-gradient(ellipse at 50% 53%,#e8e0ff 0,transparent 65%);border-radius:26px;border:1px solid #ebe6f5;overflow:hidden;background-color:#f4f0fc}.visual-label{position:absolute;top:26px;left:26px;font-size:9px;font-weight:650;letter-spacing:2px;color:#a09aad}.route-orbit{position:absolute;left:50%;top:50%;width:310px;height:310px;border:1px solid #dfd5f4;border-radius:50%;transform:translate(-50%,-50%)}.orbit-two{width:420px;height:420px;border-style:dashed;border-color:#e7e0f2}.route-source,.route-target{display:flex;align-items:center;position:absolute;background:#ffffffed;border:1px solid #e4deee;box-shadow:0 12px 30px #57478d0c;border-radius:12px;padding:16px;z-index:2}.route-source{top:69px;left:26px;right:35px;gap:12px}.mini-icon{width:33px;height:33px;display:grid;place-items:center;background:#f0eafd;color:var(--purple);font-size:22px;border-radius:8px}.route-source small,.route-target small{display:block;color:#9992a7;font-size:10px;margin-bottom:5px}.route-source code{font-size:12px;color:#605673}.tiny-chip{margin-left:auto;font-size:10px;padding:5px 8px;border-radius:5px;background:#f4f1fa;color:#8e7eae}.route-hub{position:absolute;top:164px;left:50%;transform:translateX(-50%);background:var(--purple);color:white;width:140px;height:113px;border:5px solid #e1d8fd;border-radius:19px;display:flex;align-items:center;justify-content:center;flex-direction:column;box-shadow:0 14px 25px #6e4bed25;z-index:3}.route-hub>span{font-size:9px;letter-spacing:2px;opacity:.65}.route-hub strong{font-size:45px;font-weight:700;letter-spacing:-2px;line-height:1.05}.route-hub small{font-size:9px;opacity:.75;margin-top:6px}.route-line{position:absolute;left:50%;width:1px;background:#b69de9}.line-top{top:139px;height:27px}.line-bottom{top:277px;height:32px}.route-target{top:308px;left:52px;right:26px;gap:13px}.target-icon{color:#32a68e;background:#eaf7f3;width:33px;height:33px;display:grid;place-items:center;font-size:25px;border-radius:8px}.route-target strong{font-size:13px;font-weight:550}.arrow{margin-left:auto;color:#aaa0b9;font-size:20px}.signal{position:absolute;font-size:10px;color:#827793;border:1px solid #e4deee;border-radius:7px;padding:9px;background:#fbf9ff;z-index:4;box-shadow:0 5px 20px #8d7ba20a}.signal span{margin-right:5px;color:var(--purple)}.signal-device{top:195px;left:17px;transform:rotate(-5deg)}.signal-geo{top:239px;right:16px;transform:rotate(5deg)}.visual-caption{position:absolute;bottom:17px;left:0;right:0;text-align:center;font-size:9px;color:#9e94af;letter-spacing:1px}.visual-caption .live-dot{width:5px;height:5px;margin-right:6px;box-shadow:none}.workflow-section{background:white;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:60px 0}.section-label{font-size:12px;color:var(--purple);font-weight:650;letter-spacing:1px;margin-bottom:14px}.section-top{display:flex;justify-content:space-between;align-items:end;gap:30px}.section-top h2,.faq h2{font-size:32px;letter-spacing:-1px;margin:0;font-weight:700}.section-top p{font-size:13px;color:var(--muted);margin:0 0 4px}.steps{display:grid;grid-template-columns:repeat(3,1fr);margin-top:40px;gap:46px}.step-num{font-size:12px;font-family:monospace;color:#a08fc8;border-bottom:1px solid #e5def4;display:block;padding-bottom:16px}.steps h3{font-size:18px;font-weight:650;margin:20px 0 10px}.steps p{font-size:13px;color:var(--muted);line-height:1.9;margin:0;max-width:300px}.features{padding:85px 0}.feature-grid{display:grid;grid-template-columns:1.15fr 1fr;gap:20px;margin-top:32px}.feature-grid article{padding:30px;background:white;border:1px solid var(--line);border-radius:14px}.feature-icon{background:#f0ebff;color:var(--purple);width:39px;height:39px;display:grid;place-items:center;border-radius:10px;font-size:23px;margin-bottom:20px}.feature-icon.green{background:#eaf8f3;color:#26a082}.feature-icon.blue{background:#edf1fe;color:#5c83d8}.feature-grid h3{font-size:19px;margin:0 0 12px;font-weight:650}.feature-grid p{font-size:13px;line-height:1.9;color:var(--muted);margin:0;max-width:400px}.url-demo{display:flex;align-items:center;gap:16px;background:#faf9fe;padding:16px;border-radius:8px;margin-top:25px;font-size:11px;color:#9b93aa}.url-demo code{color:#766295;font-size:13px}.demo-arrow{font-size:22px}.url-demo small{font-size:9px;display:block;margin-bottom:5px}.url-demo strong{color:#7b639f;font-size:11px;font-weight:500}.chips{display:flex;gap:8px;margin-top:27px}.chips span{border:1px solid #eae6f2;padding:7px 14px;border-radius:6px;color:#8b819c;font-size:11px}.feature-retention{display:flex;gap:25px;align-items:center}.retention-numbers{display:flex;flex-direction:column;gap:17px;min-width:135px}.retention-numbers span{font-size:10px;color:#9d93ad}.retention-numbers b{font-size:36px;color:var(--purple);font-weight:650;margin-right:5px;letter-spacing:-1px}.faq{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px;padding:15px 0 80px}.faq h2{line-height:1.5}.faq details{border-bottom:1px solid var(--line);padding:19px 0}.faq details:first-child{padding-top:0}.faq summary{cursor:pointer;font-size:14px;font-weight:550;list-style:none;display:flex;justify-content:space-between;gap:25px}.faq summary:after{content:'+';font-size:20px;font-weight:400;color:#9b8fb5}.faq details[open] summary:after{content:'−'}.faq details p{font-size:12px;line-height:1.9;color:var(--muted);margin:12px 25px 0 0}.cta{padding:38px 42px;background:#302341;color:white;border-radius:15px;display:flex;align-items:center;justify-content:space-between;gap:30px}.cta .eyebrow{color:#bdace8;font-size:9px;letter-spacing:2px}.cta h2{font-size:25px;font-weight:600;letter-spacing:-.7px;margin:13px 0 0}.button.light{background:white;color:#453354;box-shadow:none;white-space:nowrap}footer{display:flex;align-items:center;justify-content:space-between;padding:44px 0;color:#8e8799;gap:20px}footer .brand{font-size:13px;color:#60576c}footer .brand img{width:27px;height:27px}footer p,footer>a:last-child{font-size:10px}::selection{background:#ddd2ff}
@media(min-width:1400px){.hero{padding-top:90px;padding-bottom:120px}}@media(max-width:1000px){.wrap{width:calc(100% - 48px)}.hero{gap:20px}.hero h1{font-size:48px}.hero-foot{gap:10px;font-size:10px}.route-source{left:14px;right:14px;padding:12px;gap:9px}.route-source code{font-size:10px}.route-source .tiny-chip{display:none}.signal{font-size:9px;padding:7px}.signal-device{left:8px}.signal-geo{right:8px}.feature-retention{gap:13px}.retention-numbers{min-width:108px}.site-nav nav{gap:20px}.brand{font-size:15px}.section-top h2,.faq h2{font-size:28px}.section-top p{font-size:11px}.url-demo{gap:9px;padding:13px}.cta h2{font-size:22px}}@media(max-width:740px){.wrap{width:calc(100% - 36px)}.site-nav{height:82px;gap:10px}.site-nav nav{display:none}.brand{font-size:15px;gap:8px}.brand img{width:32px;height:32px}.brand-sub{display:none}.button.small{font-size:11px;min-height:37px;padding:0 12px;gap:10px}.hero{grid-template-columns:1fr;padding:42px 0 52px;gap:42px}.hero h1{font-size:46px;letter-spacing:-2px;margin:22px 0}.hero-desc{font-size:14px}.hero-actions{gap:25px}.hero-foot{font-size:10px;gap:20px}.routing-visual{height:410px;width:100%;max-width:500px;justify-self:center}.route-source{left:20px;right:20px;padding:15px}.route-source code{font-size:12px}.route-hub{top:156px}.line-top{top:134px}.line-bottom{top:269px}.route-target{top:297px;left:35px;right:20px}.signal-device{left:15px;top:195px}.signal-geo{right:12px;top:235px}.section-top{display:block}.section-top h2,.faq h2{font-size:27px}.section-top p{margin-top:13px;font-size:12px;line-height:1.8}.workflow-section{padding:44px 0}.steps{grid-template-columns:1fr;gap:25px;margin-top:26px}.step-num{padding-bottom:10px}.steps h3{margin-top:15px;font-size:17px}.steps p{max-width:none}.features{padding:50px 0}.feature-grid{grid-template-columns:1fr;gap:14px}.feature-grid article{padding:24px}.feature-retention{gap:20px}.faq{grid-template-columns:1fr;gap:27px;padding:8px 0 45px}.faq h2 br{display:none}.faq summary{font-size:13px}.cta{padding:28px 24px;display:block}.cta h2{font-size:21px;line-height:1.5;margin-bottom:24px}.cta .button{min-height:44px;font-size:12px}footer{flex-wrap:wrap;padding:30px 0;gap:10px}footer p{width:100%;order:3;margin-top:7px}footer>a:last-child{font-size:10px}}
