.auth-body{
    min-height:100vh;
    background:
        radial-gradient(circle at top left, rgba(56,189,248,.18), transparent 28%),
        linear-gradient(135deg,#031022,#08284d);
    padding:32px;
}

.auth-shell{
    width:min(1180px,100%);
    min-height:calc(100vh - 64px);
    margin:auto;
    display:grid;
    grid-template-columns:.9fr 1.1fr;
    background:rgba(255,255,255,.06);
    border:1px solid rgba(255,255,255,.12);
    border-radius:28px;
    overflow:hidden;
    box-shadow:0 35px 100px rgba(0,0,0,.35);
}

.auth-side{
    color:white;
    padding:55px;
    background:
        linear-gradient(135deg,rgba(6,23,44,.94),rgba(8,47,73,.86)),
        url('https://images.unsplash.com/photo-1558494949-ef010cbdcc31?auto=format&fit=crop&w=1000&q=80');
    background-size:cover;
    background-position:center;
    display:flex;
    flex-direction:column;
    justify-content:center;
}

.auth-brand{
    color:white;
    font-size:30px;
    font-weight:900;
    margin-bottom:45px;
}

.auth-brand span{
    color:#22c55e;
}

.auth-side h1{
    font-size:42px;
    line-height:1.1;
    margin:0 0 18px;
    letter-spacing:-1px;
}

.auth-side p{
    color:#dbeafe;
    line-height:1.7;
    font-size:16px;
    max-width:470px;
}

.auth-side-list{
    display:grid;
    gap:14px;
    margin-top:35px;
}

.auth-side-list div{
    display:flex;
    align-items:center;
    gap:12px;
    background:rgba(255,255,255,.1);
    border:1px solid rgba(255,255,255,.14);
    border-radius:14px;
    padding:14px 16px;
    font-weight:800;
    color:#e2e8f0;
}

.auth-side-list i{
    color:#38bdf8;
    font-size:20px;
}

.auth-card{
    background:white;
    padding:42px;
    overflow:visible;
}

.premium-register{
    max-height:none;
}

.auth-logo{
    margin-bottom:24px;
}

.auth-logo h1{
    margin:0;
    color:#06172c;
    font-size:32px;
    letter-spacing:-.7px;
}

.auth-logo p{
    margin:8px 0 0;
    color:#64748b;
}

.google-btn{
    width:100%;
    background:white;
    color:#0f172a;
    border:1px solid #cbd5e1;
}

.divider{
    display:flex;
    align-items:center;
    gap:12px;
    margin:24px 0;
    color:#94a3b8;
    font-size:13px;
}

.divider::before,
.divider::after{
    content:"";
    height:1px;
    flex:1;
    background:#e5e7eb;
}

.type-selector{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:14px;
    margin-bottom:22px;
}

.type-card{
    text-align:left;
    background:#f8fafc;
    border:1px solid #dbe3ef;
    border-radius:16px;
    padding:18px;
    cursor:pointer;
    transition:.2s;
}

.type-card i{
    width:42px;
    height:42px;
    display:grid;
    place-items:center;
    border-radius:12px;
    background:#eff6ff;
    color:#2563eb;
    font-size:22px;
    margin-bottom:14px;
}

.type-card strong{
    display:block;
    color:#0f172a;
    margin-bottom:5px;
    font-size:15px;
}

.type-card span{
    color:#64748b;
    font-size:13px;
}

.type-card.active{
    border-color:#2563eb;
    background:#eff6ff;
    box-shadow:0 0 0 4px rgba(37,99,235,.12);
}

.form-block{
    display:none;
}

.form-block.active{
    display:block;
}

.form-grid{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:16px;
}

.form-group{
    margin-bottom:16px;
}

.form-group.full{
    grid-column:1 / -1;
}

.form-group label{
    display:block;
    font-weight:800;
    color:#183153;
    margin-bottom:7px;
}

.form-group input,
.form-group select{
    width:100%;
    padding:14px 15px;
    border:1px solid #cbd5e1;
    border-radius:12px;
    font-size:15px;
    outline:none;
    background:white;
}

.form-group input:focus,
.form-group select:focus{
    border-color:#2563eb;
    box-shadow:0 0 0 4px rgba(37,99,235,.12);
}

.btn-full{
    width:100%;
    margin-top:4px;
}

.auth-links{
    text-align:center;
    margin-top:20px;
    color:#64748b;
    font-size:14px;
}

.auth-links a{
    color:#2563eb;
    font-weight:900;
}

@media(max-width:900px){
    .auth-shell{
        grid-template-columns:1fr;
    }

    .auth-side{
        display:none;
    }

    .premium-register{
        max-height:none;
    }
}

@media(max-width:600px){
    .auth-body{
        padding:14px;
    }

    .auth-card{
        padding:26px;
    }

    .type-selector,
    .form-grid{
        grid-template-columns:1fr;
    }
}