.formulaire-pdf-container {
    max-width: 500px;
    margin: 20px auto;
    padding: 25px;
    border: 1px solid #e0e0e0;
    border-radius: 10px;
    background: #ffffff;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.formulaire-pdf-container h3 {
    text-align: center;
    color: #2c3e50;
    margin-bottom: 25px;
    font-size: 1.4em;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #555;
}

.form-group input {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 14px;
    box-sizing: border-box;
    transition: border-color 0.3s;
}

.form-group input:focus {
    border-color: #007cba;
    outline: none;
    box-shadow: 0 0 5px rgba(0, 124, 186, 0.3);
}

#btn-telecharger {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 15px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 16px;
    font-weight: 600;
    width: 100%;
    transition: transform 0.2s;
}

#btn-telecharger:hover:not(:disabled) {
    transform: translateY(-2px);
}

#btn-telecharger:disabled {
    background: #ccc;
    cursor: not-allowed;
    transform: none;
}

#message-resultat {
    margin-top: 20px;
    padding: 15px;
    border-radius: 6px;
    text-align: center;
}

#message-resultat.success {
    background: #d4edda;
    border: 1px solid #c3e6cb;
    color: #155724;
}

#message-resultat.error {
    background: #f8d7da;
    border: 1px solid #f5c6cb;
    color: #721c24;
}

.message-success, .message-error {
    font-weight: 500;
}