body {
    background: linear-gradient(to right, #6a11cb, #2575fc);
    font-family: 'Poppins', sans-serif;
}

.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
}

.login-card {
    width: 100%;
    max-width: 450px;
    border-radius: 15px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    background-color: #ffffff;
}

.login-card-header {
    background-color: #f7f7f7;
    padding: 2rem;
    text-align: center;
}

.login-card-header .logo {
    max-width: 150px;
    margin-bottom: 1rem;
}

.login-card-header h1 {
    font-size: 1.8rem;
    font-weight: 600;
    color: #333;
}

.login-card-body {
    padding: 2rem 2.5rem;
}

.form-control {
    height: 50px;
    border-radius: 10px;
    border: 1px solid #ddd;
    padding: 0 1.5rem;
    font-size: 1rem;
}

.form-control:focus {
    box-shadow: 0 0 0 0.25rem rgba(37, 117, 252, 0.25);
    border-color: #2575fc;
}

.btn-primary {
    height: 50px;
    border-radius: 10px;
    font-weight: 600;
    font-size: 1.1rem;
    background: linear-gradient(to right, #6a11cb, #2575fc);
    border: none;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(37, 117, 252, 0.4);
}

.alert-connexion {
    border-radius: 10px;
}