*{margin:0;padding:0;box-sizing:border-box;font-family:"Segoe UI","Microsoft YaHei",sans-serif}
body{
    background:#050d1e;
    min-height:100vh;
    position:relative;
    display:flex;
    align-items:center;
    justify-content:center;
    padding:20px;
    overflow:hidden;
}
#particles{
    position:absolute;
    width:100%;height:100%;
    top:0;left:0;z-index:1;
}
.register-container{
    position:relative;z-index:2;
    width:100%;max-width:800px;
    background:rgba(255,255,255,0.05);
    backdrop-filter:blur(20px);
    border-radius:12px;
    border:1px solid rgba(255,255,255,0.1);
    box-shadow:0 20px 40px rgba(0,0,0,0.2);
    display:flex;
    overflow:hidden;
}
.register-banner{
    width:400px;
    background:linear-gradient(135deg,#1a2a6c,#2F80ED,#42a5ff);
    padding:40px;
    display:flex;
    flex-direction:column;
    align-items:center;
    justify-content:center;
    color:#fff;
    text-align:center;
}
.banner-logo{
    font-size:36px;
    font-weight:bold;
    margin-bottom:20px;
    display:flex;
    align-items:center;
    gap:10px;
}
.banner-title{
    font-size:24px;
    margin-bottom:15px;
    background:linear-gradient(90deg,#fff,#a8d1ff);
    -webkit-background-clip:text;color:transparent;
}
.banner-desc{
    font-size:14px;
    opacity:0.9;
    line-height:1.6;
}
.register-form{
    flex:1;
    padding:50px 40px;
}
.register-form h2{
    color:#fff;
    font-size:22px;
    margin-bottom:30px;
}
.form-item{
    margin-bottom:20px;
}
.form-item label{
    color:#eee;
    font-size:14px;
    margin-bottom:8px;
    display:block;
}
.input-group{
    position:relative;
}
.input-group i{
    position:absolute;left:16px;top:50%;transform:translateY(-50%);
    color:#42a5ff;font-size:16px;
}
.input-group input{
    width:100%;height:48px;
    background:rgba(255,255,255,0.06);
    border:1px solid rgba(255,255,255,0.1);
    border-radius:6px;
    padding:0 18px 0 50px;
    color:#fff;font-size:15px;outline:none;
}
.input-group input:focus{
    border-color:#42a5ff;
    background:rgba(66,165,255,0.08);
}
.code-row{
    display:flex;gap:10px;
}
.code-row .input-group{flex:1;}
.get-code-btn{
    width:120px;height:48px;
    background:rgba(66,165,255,0.2);
    border:1px solid #42a5ff;
    border-radius:6px;
    color:#42a5ff;
    cursor:pointer;
    font-size:14px;
}
.slide-verity{
    width:100%;height:48px;
    background:rgba(255,255,255,0.06);
    border:1px solid rgba(255,255,255,0.1);
    border-radius:6px;
    position:relative;overflow:hidden;
    margin-bottom:15px;
}
.slide-bg{position:absolute;left:0;top:0;width:0;height:100%;background:rgba(66,165,255,0.15);transition:width 0.05s;}
.slide-btn{position:absolute;left:0;top:0;width:48px;height:48px;background:#42a5ff;display:flex;align-items:center;justify-content:center;color:#fff;cursor:pointer;z-index:2;border-radius:6px;}
.slide-text{position:absolute;width:100%;height:100%;display:flex;align-items:center;justify-content:center;color:#ccc;font-size:14px;z-index:1;}
.slide-success .slide-btn{background:#00c851;}
.register-btn{
    width:100%;height:48px;
    background:linear-gradient(90deg,#2F80ED,#42a5ff);
    color:#fff;border:none;border-radius:6px;
    font-size:16px;font-weight:600;cursor:pointer;
    margin-bottom:20px;
}
.register-link{
    text-align:center;font-size:14px;color:#ccc;
}
.register-link a{color:#42a5ff;text-decoration:none;}
.register-agreement{
    font-size:12px;color:#999;margin-top:15px;
}
.register-agreement a{color:#42a5ff;text-decoration:none;}
@media(max-width:768px){
    .register-container{flex-direction:column;max-width:400px;}
    .register-banner{width:100%;border-bottom:1px solid rgba(255,255,255,0.1);padding:30px 20px;}
    .register-form{padding:30px 20px;}
}