/* Alert styles */
.alert-success {
    display: none;
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 9999;
    padding: 15px 20px;
    border-radius: 4px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    animation: fadeInOut 3s ease-in-out;
    background-color: #28a745;
    color: white;
}

@keyframes fadeInOut {
    0% {
        opacity: 0;
        transform: translateY(-20px);
    }

    10% {
        opacity: 1;
        transform: translateY(0);
    }

    90% {
        opacity: 1;
        transform: translateY(0);
    }

    100% {
        opacity: 0;
        transform: translateY(-20px);
    }
}

/* Disabled state for out of stock items */
.size-option button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    position: relative;
}

    .size-option button:disabled::after {
        content: "";
        position: absolute;
        left: 0;
        top: 50%;
        width: 100%;
        height: 1px;
        background-color: #ff0000;
        transform: rotate(-10deg);
    }