/* Background avec dégradé */
body {
    margin: 0;
    padding: 0;
    font-family: Arial, sans-serif;
    background: linear-gradient(135deg, #3498db, #2ecc71);
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

/* Conteneur de connexion */
.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100%;
    width: 100%;
}

.login-box {
    background: #fff;
    padding: 30px 40px;
    border-radius: 10px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    text-align: center;
    width: 100%;
    max-width: 400px;
}

/* Logo */
.logo {
    max-width: 120px;
    margin-bottom: 20px;
}

/* Titres */
h2 {
    font-size: 22px;
    margin-bottom: 20px;
    color: #2c3e50;
}

/* Formulaire */
form {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

input {
    padding: 10px;
    font-size: 14px;
    border: 1px solid #ddd;
    border-radius: 5px;
    width: 100%;
    text-align: center; /* Centre le texte dans les champs */
}

input:focus {
    border-color: #3498db;
    outline: none;
    box-shadow: 0 0 5px rgba(52, 152, 219, 0.5);
}

button {
    padding: 10px;
    font-size: 16px;
    font-weight: bold;
    color: #fff;
    background: #3498db;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

button:hover {
    background: #2980b9;
}

/* Message d'erreur */
p.error {
    color: #e74c3c;
    font-size: 14px;
    margin-bottom: 15px;
}