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.err-wrap{min-height:82vh;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:0 24px}.err-wrap .code{font-size:120px;font-weight:900;line-height:1;background:linear-gradient(135deg,#25f4ee,#fe2c55);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.err-wrap h1{font-size:28px;margin:18px 0 12px}.err-wrap p{color:#6b7280;margin-bottom:8px}.err-wrap .btn{margin-top:26px}
.to-top{position:fixed;right:26px;bottom:26px;width:46px;height:46px;border-radius:50%;background:#161823;color:#fff;border:none;cursor:pointer;font-size:18px;opacity:0;visibility:hidden;transition:.3s;z-index:900}.to-top.show{opacity:1;visibility:visible}.to-top:hover{background:#fe2c55}
@media(max-width:992px){.nav-menu{position:fixed;top:68px;left:0;right:0;background:#fff;flex-direction:column;align-items:stretch;padding:16px 20px 24px;gap:4px;box-shadow:0 20px 40px rgba(0,0,0,.14);transform:translateY(-140%);transition:.35s;max-height:calc(100vh - 68px);overflow-y:auto}.nav-menu.open{transform:translateY(0)}.nav-link{color:#161823!important}.nav-burger{display:flex}.nav-cta{display:none}.nav-item:hover .dropdown{position:static;transform:none;opacity:1;visibility:visible;box-shadow:none;background:#f8f9fc;min-width:100%;margin-top:4px}.nav-item .arrow{transform:none!important}.nav-item.open-sub .arrow{transform:rotate(180deg)!important}.dropdown{position:static;display:none;transform:none}.nav-item.open-sub .dropdown{display:block}.hero-grid,.dl-grid{grid-template-columns:1fr;gap:40px}.demo-wrap{order:2}.hero h1{font-size:42px}.hero-stats{gap:26px}.feat-grid{grid-template-columns:repeat(2,1fr)}.scenario-grid,.testi-grid,.news-grid,.ver-grid,.price-grid,.sys-grid{grid-template-columns:repeat(2,1fr)}.social-grid{grid-template-columns:1fr}.step-grid{grid-template-columns:repeat(2,1fr)}.article-grid{grid-template-columns:1fr}.side{position:static}.foot-grid{grid-template-columns:1fr 1fr}.sec{padding:64px 0}.sec-title{font-size:31px}.social-band{padding:64px 0}}
@media(max-width:768px){.hero h1{font-size:33px}.dl-grid h1{font-size:32px}.hero .lead{font-size:16px}.hero{padding-top:120px}.demo-phone{width:270px}.demo-screen{height:500px}.feat-grid,.scenario-grid,.testi-grid,.news-grid,.ver-grid,.price-grid,.sys-grid{grid-template-columns:1fr}.foot-grid{grid-template-columns:1fr}.sec-title{font-size:27px}.article-main h1{font-size:26px}.stat b{font-size:25px}.dl-stats{gap:24px}.hero-stats{gap:20px}}
@media(max-width:480px){.container{padding:0 16px}.btn{padding:12px 24px;font-size:15px}.hero-btns{flex-direction:column}.hero-btns .btn{width:100%}.demo-phone{width:250px}.demo-screen{height:460px}.sec-title{font-size:24px}.sec{padding:52px 0}.article-body p{font-size:15px}.pager a{max-width:100%}.to-top{right:16px;bottom:16px}}