.messages-container .alert {
    border: none;
    border-radius: 10px;
    font-size: 0.95rem;
    animation: slideInDown 0.3s ease-out;
}

.messages-container .alert-success {
    background: linear-gradient(135deg, #d4edda 0%, #c3e6cb 100%);
    color: #155724;
    border-left: 4px solid #28a745;
}

.messages-container .alert-danger {
    background: linear-gradient(135deg, #f8d7da 0%, #f5c6cb 100%);
    color: #721c24;
    border-left: 4px solid #dc3545;
}

.messages-container .alert-warning {
    background: linear-gradient(135deg, #fff3cd 0%, #ffeaa7 100%);
    color: #856404;
    border-left: 4px solid #ffc107;
}

.messages-container .alert-info {
    background: linear-gradient(135deg, #d1ecf1 0%, #bee5eb 100%);
    color: #0c5460;
    border-left: 4px solid #17a2b8;
}

.messages-container .btn-close {
    opacity: 0.7;
    transition: opacity 0.2s ease;
}

.messages-container .btn-close:hover {
    opacity: 1;
}

@keyframes slideInDown {
    from {
        transform: translate3d(0, -100%, 0);
        opacity: 0;
    }
    to {
        transform: translate3d(0, 0, 0);
        opacity: 1;
    }
}

/* Responsive Anpassungen */
@media (max-width: 768px) {
    .messages-container .alert {
        margin-left: 1rem !important;
        margin-right: 1rem !important;
        font-size: 0.9rem;
    }
}