*,
*::before,
*::after{
    margin:0;
    padding:0;
    box-sizing:border-box;
}

:root{
    --primary:#1677ff;
    --secondary:#6b5cff;
    --bg:#07142b;
    --bg2:#081a32;
    --card:rgba(255,255,255,.06);
    --line:rgba(255,255,255,.1);
    --text:#ffffff;
    --text2:#afc2e3;
    --radius:22px;
    --transition:.35s ease;
}

html{
    scroll-behavior:smooth;
    width:100%;
    overflow-x:hidden;
}

body{
    width:100%;
    min-height:100vh;
    overflow-x:hidden;
    background:var(--bg);
    color:var(--text);
    font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;
    line-height:1.75;
}

a{
    color:inherit;
    text-decoration:none;
}

img{
    max-width:100%;
    display:block;
}

ul,
ol{
    list-style:none;
}

.container{
    width:min(1280px,92%);
    margin:0 auto;
}

.section{
    position:relative;
    padding:100px 0;
}

.section-title{
    text-align:center;
    margin-bottom:60px;
}

.section-title span{
    display:inline-block;
    margin-bottom:16px;
    color:var(--primary);
    font-size:14px;
    font-weight:700;
    letter-spacing:3px;
}

.section-title h2{
    font-size:42px;
    line-height:1.25;
    margin-bottom:18px;
}

.section-title p{
    max-width:760px;
    margin:0 auto;
    color:var(--text2);
    font-size:16px;
}

.btn-primary,
.btn-outline{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    height:54px;
    padding:0 34px;
    border-radius:999px;
    font-weight:700;
    transition:var(--transition);
    cursor:pointer;
}

.btn-primary{
    color:#fff;
    background:linear-gradient(135deg,var(--primary),var(--secondary));
    box-shadow:0 14px 35px rgba(22,119,255,.35);
}

.btn-primary:hover{
    transform:translateY(-3px);
}

.btn-outline{
    color:#fff;
    border:1px solid rgba(255,255,255,.18);
    background:rgba(255,255,255,.04);
}

.btn-outline:hover{
    background:rgba(255,255,255,.1);
}

p{
    color:var(--text2);
}

button{
    border:none;
    background:none;
    cursor:pointer;
}

body::before,
body::after{
    content:"";
    position:fixed;
    border-radius:50%;
    pointer-events:none;
    z-index:-1;
}

body::before{
    width:600px;
    height:600px;
    top:-250px;
    left:-250px;
    background:radial-gradient(circle,rgba(22,119,255,.18),transparent 70%);
}

body::after{
    width:700px;
    height:700px;
    right:-300px;
    bottom:-300px;
    background:radial-gradient(circle,rgba(107,92,255,.16),transparent 70%);
}