body {
    min-height: 100vh;
    margin: 0;
    padding: 0;
    font-family: 'Segoe UI', Arial, sans-serif;
    background: linear-gradient(135deg, #232526 0%, #314755 100%);
    /* noir vers bleu foncé */
}

.container {
    background: rgba(255,255,255,0.10);
    max-width: 400px;
    margin: 60px auto;
    padding: 32px 24px 24px 24px;
    border-radius: 16px;
    box-shadow: 0 8px 32px 0 rgba(31,38,135,0.37);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255,255,255,0.18);
    text-align: center;
}

h1 {
    color: #fff;
    margin-bottom: 24px;
    font-weight: 600;
    letter-spacing: 1px;
}

form label {
    font-weight: bold;
    color: #d6e4ff;
}

input[type="password"] {
    padding: 10px 14px;
    margin: 14px 0;
    border: none;
    border-radius: 8px;
    width: 80%;
    font-size: 1em;
    background: rgba(255,255,255,0.15);
    color: #fff;
    outline: none;
    box-shadow: 0 2px 8px rgba(49,71,85,0.08);
    transition: background 0.2s;
}

input[type="password"]:focus {
    background: rgba(255,255,255,0.25);
}

button[type="submit"] {
    background: linear-gradient(90deg, #1976d2 0%, #21cbf3 100%);
    color: #fff;
    border: none;
    padding: 12px 28px;
    border-radius: 8px;
    font-size: 1em;
    font-weight: 600;
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(33,203,243,0.15);
    transition: background 0.2s, transform 0.1s;
}

button[type="submit"]:hover {
    background: linear-gradient(90deg, #1565c0 0%, #00bcd4 100%);
    transform: translateY(-2px) scale(1.03);
}

#message {
    margin-top: 28px;
    color: #ff5252;
    font-weight: bold;
}

#message ul,
#message li,
#message h2 {
    color: #fff;
}

#message ul {
    margin-top: 16px;
    list-style: none; /* Ajoute cette ligne pour enlever les points */
    padding-left: 0;  /* Ajoute cette ligne pour enlever l'indentation */
}

#message li {
    margin: 18px 0;
    font-weight: 500;
    text-transform: uppercase; /* Texte en MAJUSCULES */
    letter-spacing: 1px;       /* Un peu d'espace entre les lettres */
}

#message a {
    color: #21cbf3;
    text-decoration: none;
    font-weight: bold;
    transition: color 0.2s;
}

#message a:hover {
    color: #fff;
    text-decoration: underline;
}