body {
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            background: #f8f9fa;
        }

        .login-card {
            max-width: 420px;
            width: 100%;
            padding: 2rem;
            border-radius: 1rem;
            background: #fff;
            box-shadow: 0 0 30px rgba(0, 0, 0, .08);
        }

        .logo img {
            width: 72px;
            height: auto;
        }