body {
    min-height: 100vh;
    margin: 0;
    font-family: 'Cairo', sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
    background: radial-gradient(circle at 15% 20%, rgba(59,130,246,.10) 0%, transparent 28%), radial-gradient(circle at 85% 80%, rgba(99,102,241,.10) 0%, transparent 30%), linear-gradient(135deg, #071221 0%, #0A1B38 45%, #102C58 100%);
}

    /* دوائر زخرفية */
    body::before,
    body::after {
        content: "";
        position: fixed;
        border-radius: 50%;
        border: 1px solid rgba(79,132,255,.15);
        pointer-events: none;
    }

    body::before {
        width: 450px;
        height: 450px;
        top: -180px;
        inset-inline-start: -180px;
    }

    body::after {
        width: 650px;
        height: 650px;
        bottom: -280px;
        inset-inline-end: -280px;
    }

/* نقاط زخرفية */
.login-page::before {
    content: "";
    position: fixed;
    inset-inline-end: 90px;
    top: 120px;
    width: 110px;
    height: 110px;
    background-image: radial-gradient(rgba(110,150,255,.35) 2px, transparent 2px);
    background-size: 18px 18px;
    opacity: .8;
}
.login-card {
    background: #fff;
    border-radius: 24px;
    padding: 45px;
    box-shadow: 0 25px 60px rgba(0,0,0,.35);
}

.login-logo-img {
    height: 90px;
    width: auto;
    margin-bottom: 12px;
}

.login-sub {
    color: #64748b;
    font-size: 15px;
    margin-bottom: 25px;
}
.btn-login {
    width: 100%;
    border: none;
    border-radius: 12px;
    padding: 14px;
    color: #fff;
    font-size: 20px;
    font-weight: 700;
    background: linear-gradient(90deg,#2563EB,#4338CA);
    transition: .3s;
}

    .btn-login:hover {
        transform: translateY(-2px);
        box-shadow: 0 10px 25px rgba(37,99,235,.35);
    }