/**
 * トーストメッセージ
 */
.tf-toast {
    position: fixed;
    bottom: 20px;
    right: 20px;
    min-width: 250px;
    padding: 15px 20px;
    border-radius: 4px;
    color: #fff;
    font-size: 14px;
    z-index: 9999;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.3s ease;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.tf-toast.show {
    opacity: 1;
    transform: translateY(0);
}

.tf-toast-success {
    background-color: #4CAF50;
}

.tf-toast-error {
    background-color: #f44336;
}

@media (max-width: 576px) {
    .tf-toast {
        left: 20px;
        right: 20px;
        bottom: 70px;
        min-width: auto;
        text-align: center;
    }
}