body{
    margin:0;
    font-family:Arial, Helvetica, sans-serif;
    background:linear-gradient(180deg, #123b67 0%, #0f2f52 100%);
    color:#16314f;
}

.partner-auth-shell{
    min-height:100vh;
    display:flex;
    flex-direction:column;
}

.partner-auth-header{
    display:flex;
    justify-content:space-between;
    align-items:center;
    gap:16px;
    padding:18px 22px;
    color:#fff;
}

.partner-auth-back{
    color:#fff;
    text-decoration:none;
    font-weight:700;
    opacity:.92;
}

.partner-auth-back:hover{
    opacity:1;
    text-decoration:none;
}

.partner-auth-brand{
    font-weight:800;
    text-align:right;
    letter-spacing:.02em;
}

.partner-auth-main{
    flex:1 1 auto;
    display:flex;
    align-items:center;
    justify-content:center;
    padding:24px 16px 32px;
}

.partner-auth-card{
    width:min(460px, 100%);
    background:#fff;
    border-radius:24px;
    padding:34px 30px;
    box-shadow:0 22px 60px rgba(0,0,0,.20);
    text-align:center;
}

.partner-auth-logo-wrap{
    margin-bottom:14px;
}

.partner-auth-logo{
    width:92px;
    height:auto;
    display:inline-block;
}

.partner-auth-kicker{
    display:inline-block;
    margin-bottom:10px;
    padding:7px 12px;
    border-radius:999px;
    background:#eaf4ff;
    color:#1f6fb2;
    font-size:.82rem;
    font-weight:800;
    text-transform:uppercase;
    letter-spacing:.08em;
}

.partner-auth-card h1{
    margin:0 0 12px;
    color:#16314f;
    font-size:2rem;
    line-height:1.1;
}

.partner-auth-intro{
    margin:0 0 20px;
    color:#5c6878;
    line-height:1.7;
    font-size:1rem;
}

.partner-auth-message{
    margin-bottom:16px;
    padding:12px 14px;
    border-radius:14px;
    font-size:.95rem;
    line-height:1.6;
    text-align:left;
}

.partner-auth-message-error{
    background:#fff1f2;
    color:#8a2332;
    border:1px solid #f1c5cb;
}

.partner-auth-form{
    text-align:left;
}

.partner-auth-group{
    margin-bottom:16px;
}

.partner-auth-group label{
    display:block;
    margin-bottom:8px;
    font-weight:700;
    color:#173654;
}

.partner-auth-group input{
    width:100%;
    min-height:52px;
    border:1px solid #d9e5f1;
    border-radius:14px;
    background:#fff;
    padding:0 14px;
    font:inherit;
    color:#16314f;
    box-sizing:border-box;
}

.partner-auth-group input:focus{
    border-color:#2C6E91;
    box-shadow:0 0 0 3px rgba(44,110,145,.16);
    outline:none;
}

.partner-auth-btn{
    width:100%;
    min-height:52px;
    border:none;
    border-radius:14px;
    background:#1f6fb2;
    color:#fff;
    font-size:1rem;
    font-weight:800;
    cursor:pointer;
    transition:.2s ease;
    margin-top:6px;
}

.partner-auth-btn:hover{
    background:#2b82cb;
}

.partner-auth-links{
    margin-top:14px;
}

.partner-auth-links a{
    color:#1f6fb2;
    text-decoration:none;
    font-weight:700;
    font-size:.95rem;
}

.partner-auth-links a:hover{
    text-decoration:underline;
}

.partner-auth-register{
    margin-top:18px;
    color:#5c6878;
    font-size:.96rem;
}

.partner-auth-register a{
    color:#1f6fb2;
    text-decoration:none;
    font-weight:800;
}

.partner-auth-register a:hover{
    text-decoration:underline;
}

.partner-auth-footer{
    text-align:center;
    padding:14px 10px 18px;
    color:rgba(255,255,255,.82);
    font-size:.92rem;
}

@media (max-width: 640px){
    .partner-auth-header{
        flex-direction:column;
        align-items:flex-start;
        padding:16px;
    }

    .partner-auth-brand{
        text-align:left;
    }

    .partner-auth-card{
        padding:26px 20px;
        border-radius:20px;
    }

    .partner-auth-card h1{
        font-size:1.75rem;
    }
}