body {
    min-height: 100vh;
    background: linear-gradient(135deg, #08203a, #0d6efd, #198754);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Segoe UI', sans-serif;
}

.text-center.mb-4 {
    margin-top: 20px;
}

    .text-center.mb-4 img {
        width: 170px !important;
    }

.card {
    background: rgba(255,255,255,0.95);
    border-radius: 18px !important;
    box-shadow: 0 20px 60px rgba(0,0,0,0.25) !important;
}

h2 {
    color: #17375e;
    font-weight: 700;
}

button[type="submit"] {
    width: 100%;
    height: 52px;
    border: none;
    border-radius: 12px;
    font-size: 18px;
    font-weight: 700;
    background: linear-gradient(135deg,#0066ff,#00a2ff);
    color: white;
    transition: .3s ease;
    box-shadow: 0 8px 20px rgba(0,102,255,.35);
}
    button[type="submit"]:hover {
        transform: translateY(-2px);
        box-shadow: 0 15px 30px rgba(0,102,255,.45);
    }
.login-shell {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.login-panel {
    width: 540px;
    max-width: 95%;
    text-align: center;
}

    .login-panel .card {
        width: 100%;
        margin-top: 25px !important;
        background: rgba(255,255,255,.18);
        backdrop-filter: blur(18px);
        -webkit-backdrop-filter: blur(18px);
        border: 1px solid rgba(255,255,255,.35);
        border-radius: 24px;
        box-shadow: 0 15px 40px rgba(0,0,0,.30), inset 0 1px 0 rgba(255,255,255,.25);
        padding: 30px;
    }

    .login-panel form {
        max-width: 100% !important;
    }
    .login-panel h2 {
        color: #ffffff !important;
        font-size: 28px;
        font-weight: 800;
        text-shadow: 0 2px 8px rgba(0,0,0,0.35);
    }

    .login-panel p,
    .login-panel h5 {
        color: #eaf4ff !important;
        text-shadow: 0 1px 5px rgba(0,0,0,0.25);
    }

    .login-panel h5 {
        font-weight: 700;
        margin-top: 8px;
        margin-bottom: 18px;
    }

.text-center.mb-4 img {
    width: 260px !important;
    border-radius: 18px;
    box-shadow: 0 15px 35px rgba(0,0,0,0.35);
}

.login-panel .card {
    padding: 8px;
    border: none !important;
    animation: fadeInUp .6s ease;
}

.login-panel label {
    font-weight: 600;
    color: #17375e;
}

.login-panel input {
    height: 52px;
    border-radius: 14px;
    border: 1px solid rgba(255,255,255,.60);
    background: rgba(255,255,255,.95);
    font-size: 16px;
    padding-left: 16px;
    transition: .25s ease;
}
    .login-panel input:focus {
        border-color: #0099ff;
        box-shadow: 0 0 18px rgba(0,153,255,.35);
        outline: none;
    }

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(25px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}