body {
        margin: 0;
        background: linear-gradient(to bottom right, #e7f4fb, #d6e9f7);
        font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    }

    .login-wrapper {
        min-height: 100vh;
        display: flex;
        justify-content: center;
        align-items: center;
        padding: 1.5rem;
    }

    .login-box {
        background: #fff;
        padding: 2.5rem;
        border-radius: 20px;
        box-shadow: 0 10px 30px rgba(0,0,0,0.1);
        text-align: center;
        max-width: 420px;
        width: 100%;
        animation: fadeIn 0.8s ease-in-out;
    }

    .login-box img {
        width: 90px;
        height: auto;
        margin-bottom: 1rem;
    }

    .login-box h4 {
        color: #0586c4;
        font-weight: 700;
        margin-bottom: 0.25rem;
    }

    .login-box p {
        color: #6c757d;
        font-size: 0.95rem;
        margin-bottom: 1.5rem;
    }

    .form-control {
        border-radius: 12px;
        padding: 0.75rem 1rem;
    }

    .btn-login {
        background-color: #0586c4;
        color: white;
        font-weight: 600;
        border-radius: 12px;
        padding: 0.65rem;
        transition: all 0.3s ease;
    }

    .btn-login:hover {
        background-color: #046fa3;
    }

    @keyframes fadeIn {
        from {
            transform: translateY(30px);
            opacity: 0;
        }
        to {
            transform: translateY(0);
            opacity: 1;
        }
    }