.banner-container {
    opacity: 0;
    padding: 5rem 2rem;
    text-align: center;
    background-color: #8B0000;
    color: #FFF;
    animation: fadeUp 600ms forwards 100ms;
}

.banner-container .banner-title {
    font-size: 2.6rem;
    margin-bottom: 1rem;
}

.banner-container .banner-text {
    font-size: 1.2rem;
}


.section-container {
    margin: 1rem;
}


.breadcrumb {
    font-size: 16px;
    color: #666;
    margin-bottom: 10px;
}

.breadcrumb a {
    color: #b91c1c;
    text-decoration: none;
    margin: 0 5px;
}

.breadcrumb a:hover {
    text-decoration: underline;
}

.breadcrumb span {
    color: #111;
    font-weight: 600;
}

.product-ad-section {
    margin: 3rem auto 1rem;
    max-width: 1200px;
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

.product-ad-section .title {
    text-align: center;
    font-size: 1.6rem;
    color: var(--accent-color);
}

.product-ad-section .container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

.product-ad-image-container .image {
    display: block;
    width: 100%;
    height: auto;
    max-height: 400px;
}

.product-ad-article:first-of-type {
    order: 0;
}

.product-ad-article .product-ad-title {
    font-size: 1.6rem;
    color: var(--accent-color);
}

.product-ad-article .product-ad-text {
    font-size: 1.2rem;
    margin: 1rem 0;
    line-height: 1.5;
    color: #666;
}

.product-ad-article .list-group {
    font-size: 1.2rem;
    margin-left: 1rem;
    color: #666;
}




.product-benefit-section .container {
    margin: 0 auto;
    max-width: 1200px;
    display: grid;    
    grid-template-columns: 1fr;
    gap: 2rem;
}

.product-benefit-title {
    color: var(--accent-color);
    text-align: center;
    margin: 1rem;
    font-size: 1.6rem;
}

.product-benefit-article {
    width: 100%;
    min-height: 16rem;
    padding: 0.8rem;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.25);
    border-radius: 10px;
}

.product-benefit-article .icon {
    color: var(--accent-color);
    font-size: 1.6rem;
}

.product-benefit-article .article-title {
    color: var(--accent-color);
    margin: 1rem 0 0.4rem 0;
    font-size: 1.4rem;
}

.product-benefit-article .article-text {
    font-size: 1rem;
    margin: 1rem 0;
    line-height: 1.5;
    color: #666;
}



.product-usage-section .container {
    margin: 0 auto;
    max-width: 1200px;
    display: grid;    
    grid-template-columns: 1fr;
    gap: 1rem;
}

.product-usage-title {
    color: var(--accent-color);
    text-align: center;
    margin: 1rem;
}

.product-usage-article {    
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.25);
    position: relative;
    min-height: 24rem;
    display: flex;
    align-items: flex-end;
    padding: 1rem;
    overflow: hidden;
    border-radius: 1rem;
}

.product-usage-article img {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: -1;
    transition: transform 300ms ease-in-out;
}

.product-usage-article:hover img {
    transform: scale(1.1);
}

.product-usage-article h3 {
    color: var(--accent-color);
    font-size: 1.4rem;
}

.product-usage-article p {
    margin-top: 1rem;
    color: #666;
}

.product-usage-article .text-container {
    min-height: 11.82rem;
    background-color: white;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.25);
    border-radius: 10px;
    padding: 2rem;
}



.product-info-section {
    max-width: 1200px;
    margin: 1rem auto;
    /* margin-bottom: 10rem; */
}

.product-info-section h2 {
    margin: 1rem;
    font-size: 1.6rem;
    text-align: center;
    color: var(--accent-color);
}

.product-info-section .container {
    display: grid;
    gap: 0.6rem;
}

.product-info-article {
    background: #fafafa;
    padding: 1rem;
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
}
.product-info-article h3 {
    color: var(--accent-color);
}
.product-info-article p {
    margin-top: 0.5rem;
    color: #666;
    line-height: 1.5;
}

#backToTop {
    opacity: 0;
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 1000;
    font-size: 20px;
    background-color: #b91c1c;
    color: #fff;
    border: none;
    border-radius: 50%;
    padding: 14px 16px;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    transition: all 300ms ease;
}

#backToTop.show {
    opacity: 1;
}

#backToTop:hover {
    background-color: #991b1b;
    transform: scale(1.1);
}

/* Extra mobile-friendly tweaks */
@media (max-width: 480px) {
    #backToTop {
        bottom: 15px;   
        right: 15px;
        font-size: 18px;
        padding: 12px 14px;
    }
}


@media (min-width: 750px) {
    .product-ad-section .container {
        grid-template-columns: 1.2fr 1fr;
        gap: 3rem;
    }

    .product-ad-section .container-2 {
        grid-template-columns: 1fr 1.2fr;
    }

    .product-ad-section .container-2 .product-ad-article {
        order: -1;
    }
    
    .product-benefit-section .container {
        grid-template-columns: repeat(2, 1fr);
    }

    .product-usage-section .container {
        grid-template-columns: repeat(2, 1fr);
        gap: 3rem;
    }
}

@media (min-width: 980px) {
    .product-benefit-section .container {
        grid-template-columns: repeat(3, 1fr);
    }
    .product-usage-article .text-container {
        min-height: 10rem;
    }
    /* .product-dosage-section .container {
        grid-template-columns: repeat(2, 1fr);
    } */
}