*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:#f8fafc;color:#14212f;font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}header,main,footer{max-width:1280px;margin:auto;padding:0 48px}header{height:100px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #dde4eb}.brand{font-size:22px;font-weight:800;letter-spacing:.03em}.brand span{font-weight:400}.brand small{font-size:12px;font-weight:500;letter-spacing:.12em;margin-left:16px;color:#627184}nav{display:flex;gap:30px;font-size:13px;align-items:center}.nav-download{background:#edf2f8;padding:13px 18px;border-radius:30px}.hero{padding:80px 0 45px}.eyebrow{color:#60758a;font-size:12px;letter-spacing:.13em;line-height:1.8}.eyebrow span{display:inline-block;width:7px;height:7px;border-radius:50%;background:#398466;margin-right:8px}h1{font-size:clamp(44px,6.5vw,84px);line-height:1.17;letter-spacing:-.04em;font-weight:650;margin:25px 0 28px}.hero-bottom{display:flex;justify-content:space-between;gap:25px;align-items:center}p{color:#637488;font-size:15px;line-height:1.95;margin:0}.button{display:inline-flex;justify-content:space-between;align-items:center;gap:32px;background:#235de3;color:white;border-radius:8px;padding:19px 24px;font-size:14px;white-space:nowrap}.button:hover{background:#174bc3}.button span{font-size:20px}.screen{border-radius:14px;overflow:hidden;background:#e7eef6;box-shadow:0 22px 55px #22384a0c;border:1px solid #dde5ee}.screen-bar{display:flex;justify-content:space-between;padding:17px 22px;font-size:11px;color:#68788b;background:#edf2f7}.screen-bar i{display:inline-block;width:6px;height:6px;border-radius:50%;background:#4e8d75;margin-right:8px}.screen img{display:block;width:100%;height:auto}.screen-caption{display:flex;justify-content:space-between;gap:15px;background:white;padding:18px 22px;font-size:11px;color:#718094;line-height:1.7}.screen-caption b{font-weight:500;color:#37638f;white-space:nowrap}.features{padding:110px 0 80px}.section-head{display:flex;justify-content:space-between;align-items:end;margin-bottom:40px;gap:24px}h2{font-size:clamp(26px,3vw,38px);font-weight:600;letter-spacing:-.025em;line-height:1.4;margin:12px 0 0}.section-head p{font-size:13px}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}article{padding:32px;background:#fff;border:1px solid #e5eaf0;border-radius:12px}.number{font-size:11px;letter-spacing:.1em;color:#7791aa}h3{font-size:19px;font-weight:600;margin:22px 0 12px}article p{font-size:13px;line-height:1.95}.boundary{padding:45px 0 65px;border-top:1px solid #dde4eb;border-bottom:1px solid #dde4eb}.boundary h2{margin-bottom:24px}.boundary p{max-width:870px;font-size:14px;margin-bottom:14px}.download{display:grid;grid-template-columns:1fr 1fr;gap:80px;padding:85px 0 100px}.download h2{font-size:42px;margin:16px 0}.download p{font-size:13px;margin-bottom:25px}.download .manual{display:block;font-size:12px;color:#456a8e;margin-top:20px}.download-info{border-left:1px solid #dce4ed;padding-left:40px}.download-info h3{margin-top:0}.download-info ol{padding-left:18px;color:#65758a;font-size:13px;line-height:2.2}.download-info li{margin-bottom:10px}summary{font-size:12px;color:#456a8e;cursor:pointer}code{display:block;overflow-wrap:anywhere;font-size:11px;line-height:1.8;background:#edf2f7;padding:12px;margin:12px 0}.download-info .muted{margin:22px 0 0;font-size:11px}footer{border-top:1px solid #dce4ed;padding-top:28px;padding-bottom:32px;display:flex;justify-content:space-between;align-items:center;gap:15px}footer .brand{font-size:16px}footer p,footer>span{font-size:11px;color:#8391a1}a:focus-visible,summary:focus-visible{outline:3px solid #5591ff;outline-offset:5px}@media(max-width:800px){header,main,footer{padding-left:24px;padding-right:24px}.brand small{display:none}nav{gap:15px}.hero{padding-top:50px}.hero-bottom{align-items:flex-start;flex-direction:column}.hero-bottom p{font-size:13px}.screen-caption{flex-direction:column;gap:4px}.grid{grid-template-columns:repeat(2,1fr)}.section-head{align-items:flex-start;flex-direction:column;gap:12px}.features{padding:65px 0 50px}.download{gap:30px}.download-info{padding-left:25px}footer{flex-wrap:wrap}}@media(max-width:540px){header{height:80px}.brand{font-size:18px}nav{font-size:11px;gap:14px}nav .nav-download{display:none}h1{font-size:48px}.grid{grid-template-columns:1fr}article{padding:25px}.download{grid-template-columns:1fr;padding:55px 0;gap:40px}.download-info{border-left:none;border-top:1px solid #dce4ed;padding:25px 0 0}.screen-bar{font-size:9px;padding:12px}.screen-caption{padding:13px;font-size:10px}.hero{padding-bottom:30px}.button{padding:16px 20px}.boundary{padding:35px 0}.download h2{font-size:34px}footer p{width:100%}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}