/* Flash messages styling */
.flash-message {
    padding: 12px 20px;
    margin: 10px 0;
    border-radius: 8px;
    font-weight: 500;
    text-align: center;
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1000;
    max-width: 300px;
    transition: opacity 0.3s ease;
}

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

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

.flash-warning {
    background-color: #fff3cd;
    color: #856404;
    border: 1px solid #ffeaa7;
}

.flash-info {
    background-color: #d1ecf1;
    color: #0c5460;
    border: 1px solid #bee5eb;
}