/**
 * Infinite Scroll Styles
 * Loading indicators and animations for infinite scroll functionality
 */

/* Loading Indicator */
.infinite-scroll-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 3rem 1rem;
    text-align: center;
}

.infinite-scroll-loading p {
    margin: 1rem 0 0;
    color: #666;
    font-size: 1rem;
    font-weight: 500;
}

/* Loading Spinner */
.infinite-scroll-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid #f3f3f3;
    border-top: 4px solid #ff5800;
    border-radius: 50%;
    animation: infinite-scroll-spin 1s linear infinite;
}

@keyframes infinite-scroll-spin {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

/* End Message */
.infinite-scroll-end {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 3rem 1rem;
    text-align: center;
}

.infinite-scroll-end p {
    margin: 0;
    color: #999;
    font-size: 0.95rem;
    font-style: italic;
}

/* Load More Button (fallback for when scroll doesn't trigger) */
.infinite-scroll-load-more {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem 1rem;
    text-align: center;
}

.load-more-button {
    background-color: #ff5800;
    color: #ffffff;
    border: none;
    padding: 0.875rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.2s ease, transform 0.1s ease;
}

.load-more-button:hover {
    background-color: #e04e00;
}

.load-more-button:active {
    transform: scale(0.98);
}

.load-more-button:focus {
    outline: 2px solid #ff5800;
    outline-offset: 2px;
}

/* Error Message */
.infinite-scroll-error {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem 1rem;
    text-align: center;
    background-color: #fee;
    border: 1px solid #fcc;
    border-radius: 4px;
    margin: 2rem 0;
}

.infinite-scroll-error p {
    margin: 0;
    color: #c33;
    font-size: 0.95rem;
}

/* Fade-in animation for new products */
.products > * {
    transition: opacity 0.4s ease-in-out;
}

/* Mobile Responsive Adjustments */
@media (max-width: 768px) {
    .infinite-scroll-loading,
    .infinite-scroll-end,
    .infinite-scroll-load-more {
        padding: 2rem 1rem;
    }
    
    .infinite-scroll-spinner {
        width: 35px;
        height: 35px;
        border-width: 3px;
    }
    
    .infinite-scroll-loading p,
    .infinite-scroll-end p,
    .infinite-scroll-error p {
        font-size: 0.9rem;
    }
    
    .load-more-button {
        padding: 0.75rem 1.5rem;
        font-size: 0.95rem;
    }
}

@media (max-width: 480px) {
    .infinite-scroll-loading,
    .infinite-scroll-end,
    .infinite-scroll-load-more {
        padding: 1.5rem 0.5rem;
    }
    
    .infinite-scroll-spinner {
        width: 30px;
        height: 30px;
    }
    
    .load-more-button {
        padding: 0.625rem 1.25rem;
        font-size: 0.9rem;
        width: 100%;
        max-width: 280px;
    }
}