body {
    font-family: 'Inter', sans-serif;
    background-color: #f0f2f5;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    margin: 0;
    padding: 20px;
    box-sizing: border-box;
}

.login-card {
    background-color: #ffffff;
    border-radius: 15px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    padding: 40px;
    max-width: 450px;
    width: 100%;
    box-sizing: border-box;
}

.login-card h2 {
    color: #333;
    margin-bottom: 30px;
    font-weight: 600;
    text-align: center;
}

.form-label {
    font-weight: 500;
    color: #555;
}

.form-control {
    border-radius: 8px;
    padding: 12px 15px;
    border: 1px solid #ddd;
    transition: border-color 0.3s ease-in-out, box-shadow 0.3s ease-in-out;
}

.form-control:focus {
    border-color: #007bff;
    box-shadow: 0 0 0 0.25rem rgba(0, 123, 255, 0.25);
}

.btn-primary {
    background-color: #007bff;
    border-color: #007bff;
    border-radius: 8px;
    padding: 12px 25px;
    font-size: 1.1rem;
    font-weight: 600;
    transition: background-color 0.3s ease-in-out, border-color 0.3s ease-in-out, transform 0.2s ease;
    width: 100%;
}

.btn-primary:hover {
    background-color: #0056b3;
    border-color: #0056b3;
    transform: translateY(-2px);
}

.form-check-input {
    border-radius: 5px;
}

.form-check-label {
    color: #666;
}

.text-center a {
    color: #007bff;
    text-decoration: none;
    font-weight: 500;
}

.text-center a:hover {
    text-decoration: underline;
}

@media (max-width: 576px) {
    .login-card {
        padding: 30px 20px;
    }

    .login-card h2 {
        font-size: 1.8rem;
    }

    .btn-primary {
        font-size: 1rem;
        padding: 10px 20px;
    }
}