:root{--blue:#2d9cdb;--deep:#26324b;--muted:#7b8393;--line:#edf0f5}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:#303746;background:#fff;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;letter-spacing:0}a{color:inherit;text-decoration:none}img{display:block;max-width:100%}header{height:78px;padding:16px 15px;display:flex;align-items:center;justify-content:space-between;background:#fff;position:relative;z-index:5}.logo{width:108px;height:auto}header nav{display:flex;align-items:center;gap:22px}header nav a{color:#646c7b;font-size:14px}.hero{text-align:center;overflow:hidden}.alarm{height:48px;padding:15px;background:#f4f6fa}.alarm img{width:19px}.hero h1{margin:55px 20px 8px;font-size:29px;line-height:1.45;font-weight:500}.hero>p{margin:0 22px;color:#8a909c;font-size:16px;line-height:1.9}.button{display:inline-flex;align-items:center;justify-content:center;min-width:182px;height:48px;margin-top:22px;color:#fff;background:#438fdf;border-radius:6px;font-size:18px;font-weight:600}.hero-image{width:350px;margin:42px auto 28px}.intro{padding:58px 22px;text-align:center;background:#f7f9fc}.intro>span{color:var(--blue);font-size:16px}.intro h2{margin:10px auto 35px;max-width:330px;font-size:22px;line-height:1.55;font-weight:500}.metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.metrics b{font-size:18px}.metrics p{margin:7px 0 0;color:#8b92a0;font-size:11px}.feature{padding:56px 24px;text-align:center}.feature>img{height:240px;margin:auto}.feature h2{margin:28px 0 10px;font-size:26px}.feature p{margin:0;color:#7a8290;font-size:14px;line-height:1.8}.feature.blue{background:#f0f9ff}.feature.dark{color:#fff;background:#29344c}.feature.dark p{color:#b8c1d2}.feature-stats{display:grid;grid-template-columns:auto 1fr;gap:12px;margin:30px auto 0;max-width:250px;text-align:left}.feature-stats b{font-size:20px}.feature-stats span{align-self:center;color:#7b8494}.outline{display:inline-flex;margin-top:24px;padding:11px 24px;border:1px solid #fff;border-radius:5px}.partners{padding:56px 20px;text-align:center}.partners h2,.contact>h2{margin:0 0 28px;font-size:25px}.partners>div{display:grid;grid-template-columns:1fr 1fr;gap:14px}.partners img{width:100%;height:64px;padding:15px;object-fit:contain;border:1px solid var(--line);border-radius:6px}.contact{padding:50px 20px;background:#f7f9fc}.contact article{display:grid;grid-template-columns:64px 1fr;gap:16px;align-items:center;padding:18px 0;border-bottom:1px solid #e2e7ef}.contact article>img{width:64px;height:64px}.contact h3{margin:0 0 6px;font-size:18px}.contact p{margin:0;color:#818998;font-size:13px}.ready{padding:54px 20px;text-align:center}.ready h2{font-size:24px}.ready .button{margin-top:8px}footer{padding:38px 22px;color:#b5bdca;background:#252f43}.footer-logo{width:110px;filter:brightness(0) invert(1)}.footer-links{display:grid;grid-template-columns:1fr 1fr;gap:15px;margin:28px 0;color:#fff;font-size:13px}.social{display:flex;gap:10px;margin:24px 0}.social img{width:32px;height:32px;padding:7px;object-fit:contain;background:#fff;border-radius:50%}footer p{font-size:11px}footer small{display:block;margin-top:20px;padding-top:18px;border-top:1px solid #3c4557;font-size:10px;line-height:1.65}.download-hero{padding:70px 20px 34px;text-align:center}.app-logo{width:76px;margin:auto}.download-hero h1{margin:12px 0 8px;font-size:25px;font-weight:500}.download-hero p{margin:0;color:#8a909c;font-size:14px;line-height:1.6}.store-buttons{display:grid;gap:12px;margin:28px auto 0;max-width:240px}.store-buttons img{width:100%;height:48px}.download-warning{margin:12px 16px 42px;padding:22px 18px;position:relative;background:#fffaf0;border:1px solid #f2e6c5;border-radius:8px}.download-warning>img{width:70px;position:absolute;right:10px;top:-34px}.download-warning h2{margin:0 0 15px;font-size:18px}.download-warning ul{margin:0;padding-left:18px;color:#606878;font-size:12px;line-height:1.9}.domain{margin-top:18px;padding-top:15px;border-top:1px solid #eee2c5}.domain img{max-height:48px}.download-features{padding:10px 20px 46px}.download-features article{padding:28px 20px;margin-bottom:14px;text-align:center;background:#f6f9fc;border-radius:8px}.download-features img{height:150px;margin:auto}.download-features h2{margin:18px 0 8px;font-size:22px}.download-features p{margin:0;color:#7d8594;font-size:13px;line-height:1.7}@media(min-width:600px){body{width:390px;margin:auto;box-shadow:0 0 50px #0002}}
.site-header{height:78px;padding:16px 15px}.menu-trigger{width:42px;height:42px;padding:8px;border:0;background:transparent;display:grid;align-content:center;gap:5px}.menu-trigger span{display:block;height:2px;background:#3d4656;border-radius:2px}.mobile-menu{display:none;position:fixed;inset:0;z-index:1000;background:#fff;overflow-y:auto}.mobile-menu.is-open{display:block}.menu-open{overflow:hidden}.menu-top{height:66px;padding:0 18px;display:flex;align-items:center;justify-content:space-between}.language{color:#687181;font-size:15px}.menu-close{width:42px;height:42px;border:0;background:transparent;color:#3d4656;font-size:37px;font-weight:300;line-height:1}.menu-actions{display:grid;gap:16px;padding:16px 28px 34px}.menu-actions a{height:63px;display:flex;align-items:center;justify-content:center;color:#438fdf;background:#eef5ff;border-radius:8px;font-size:20px}.menu-actions .main-action{color:#fff;background:#438fdf;font-weight:700}.menu-groups{border-top:1px solid #e1e5eb}.menu-groups details,.menu-row{display:block;border-bottom:1px solid #e1e5eb}.menu-groups summary,.menu-row{min-height:70px;padding:0 28px;display:flex;align-items:center;justify-content:space-between;font-size:16px;font-weight:700;cursor:pointer;list-style:none}.menu-groups summary::-webkit-details-marker{display:none}.menu-groups summary:after{content:'⌄';font-weight:400}.menu-groups details[open] summary:after{content:'⌃'}.menu-groups details>a{display:block;padding:12px 38px;color:#687181;background:#f8f9fb;font-size:14px}.announce{background:#f4f6fa}.announce-inner{min-height:48px;padding:12px 18px;display:flex;align-items:flex-start;gap:11px}.announce-inner img{width:19px;margin-top:2px;flex:none}.announce-inner a{color:#737b89;font-size:12px;line-height:1.55;text-align:left}.announce-inner a:hover{color:#438fdf}.hero h1{margin-top:48px}
.language{display:flex;align-items:center;gap:7px}.language img{width:18px;height:18px;object-fit:contain}
.site-header{position:sticky;top:0;z-index:20;border-bottom:1px solid #edf0f4}.header-actions{display:flex;align-items:center;gap:12px}.header-download{height:40px;padding:0 18px;display:flex;align-items:center;justify-content:center;color:#fff;background:#438fdf;border-radius:7px;font-size:16px;font-weight:600}.menu-trigger{width:38px;padding:8px 3px}.menu-trigger span{height:2px;background:#8a919d}.intro{padding:34px 15px 0;text-align:left;color:#fff;background:#438fdf}.intro>span{display:block;color:#fff;font-size:27px}.intro h2{margin:18px 17px 42px 17px;max-width:none;color:#fff;font-size:20px;line-height:1.55;font-weight:400}.metrics{display:block;padding-bottom:0}.metrics article{height:158px;padding:36px 43px;background:#ffffff12;border-bottom:1px solid #3181d5}.metrics article:first-child{border-radius:10px 10px 0 0}.metrics b{display:block;color:#fff;font-size:36px;font-weight:400}.metrics p{margin-top:12px;color:#b9dbff;font-size:19px}
/* Compact mobile typography */
body{font-size:14px}.header-download{font-size:14px}.menu-actions a{font-size:16px}.menu-groups summary,.menu-row{font-size:14px}.menu-groups details>a{font-size:12px}.announce-inner a{font-size:11px}.hero h1{font-size:24px;line-height:1.4}.hero>p{font-size:14px;line-height:1.75}.button{font-size:15px}.intro>span{font-size:19px}.intro h2{font-size:15px;line-height:1.65}.metrics b{font-size:27px}.metrics p{font-size:14px}.feature h2{font-size:21px}.feature p{font-size:13px}.feature-stats b{font-size:17px}.feature-stats span{font-size:12px}.partners h2,.contact>h2{font-size:20px}.contact h3{font-size:16px}.contact p{font-size:12px}.ready h2{font-size:20px}.footer-links{font-size:12px}.download-hero h1{font-size:22px}.download-hero p{font-size:13px}.download-warning h2{font-size:16px}.download-warning ul{font-size:11px}.download-features h2{font-size:18px}.download-features p{font-size:12px}
/* Compact vertical spacing */
.intro{padding:24px 15px 0}.intro h2{margin:12px 17px 24px}.metrics article{height:112px;padding:23px 34px}.metrics p{margin-top:7px}.feature{padding:42px 22px}.feature>img{height:205px}.partners{padding:42px 20px}.contact{padding:38px 20px}.ready{padding:40px 20px}.download-hero{padding:48px 20px 28px}.download-warning{margin-bottom:28px}.download-features{padding-bottom:32px}.download-features article{padding:22px 18px}.download-features img{height:125px}