.section-product-categories-solution .hero-section {
    background-color: #1b74e4;
    position: relative;
    width: 100%;
    height: 100vh;
    color: #ffffff;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    padding-top: 84px;
    overflow: hidden;
    box-sizing: border-box;
}

.section-product-categories-solution .hero-content {
    text-align: center;
    max-width: 732px;
    width: 100%;
    position: relative;
    z-index: 2;
}

.section-product-categories-solution .hero-heading {
    font-weight: 500;
    font-size: 30px;
    line-height: 1.1;
    margin-bottom: 16px;
}

.section-product-categories-solution .hero-subheading {
    font-weight: 300;
    font-size: 20px;
    line-height: 1.1;
    margin: 0 auto;
}

.section-product-categories-solution .hero-image-center {
    margin-top: 50px;
    position: relative;
    z-index: 2;
}

.section-product-categories-solution .hero-image-center img {
    max-width: 100%;
    height: auto;
}

.section-product-categories-solution .hero-cta {
    margin-top: 30px;
    text-align: center;
}

.section-product-categories-solution .hero-cta .btn {
    padding: 12px 30px;
    font-size: 16px;
    font-weight: 600;
    border-radius: 25px;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: all 0.3s ease;
}

.section-product-categories-solution .hero-cta .btn-primary {
    background-color: #1b74e4;
    border-color: #1b74e4;
    color: white;
}

.section-product-categories-solution .hero-cta .btn-primary:hover {
    background-color: #155bb8;
    border-color: #155bb8;
    transform: translateY(-2px);
}

.section-product-categories-solution .bottom-image {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    z-index: 5;
}

.section-product-categories-solution .bottom-image img {
    width: 100%;
    display: block;
}

/* Danh sách sản phẩm giải pháp */
.section-product-categories-solution .page-container {
    display: flex;
    max-width: 1400px;
    margin: 0 auto;
    gap: 30px;
    margin-top: 30px;
    align-items: flex-start;
}

.section-product-categories-solution .sidebar {
    flex: 0 0 270px;
    background-color: #ffffff;
    border-radius: 15px;
    border: 1px solid #b9b9b9;
    padding: 20px 0;
    height: fit-content;
    position: sticky;
    top: 20px;
    align-self: flex-start;
    max-height: calc(100vh - 20px);
    padding-bottom: 0;
}

.section-product-categories-solution .sidebar-title {
    font-size: 20px;
    font-weight: 600;
    padding: 0 28px 10px 28px;
    margin: 0;
}

.section-product-categories-solution .sidebar ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.section-product-categories-solution .sidebar ul li a {
    display: block;
    padding: 12px 28px;
    text-decoration: none;
    color: #000000;
    font-weight: 600;
    font-size: 16px;
    border-left: 3px solid transparent;
}

.section-product-categories-solution .sidebar ul li.active a {
    color: #1b74e4;
    background-color: #ddeafb;
    border-left-color: #1b74e4;
}

.section-product-categories-solution .sidebar ul li a:hover {
    background-color: #f0f4f9;
}

.section-product-categories-solution .sidebar-promo {
    margin-top: 100px;
    /* Adjust as needed */
    padding: 0 1px;
}

.section-product-categories-solution .sidebar-promo a {
    display: block;
    background-color: #1b74e4;
    color: #ffffff;
    text-align: center;
    padding: 14px 20px;
    text-decoration: none;
    font-weight: 600;
    font-size: 16px;
    border-radius: 0 0 14px 14px;
}

.section-product-categories-solution .main-content {
    flex: 1;
}

.section-product-categories-solution .product-section {
    max-width: 100%;
    margin: 0 auto;
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.section-product-categories-solution .product-section.hidden {
    display: none;
}

.section-product-categories-solution .product-section:not(:first-child) {
    margin-top: 30px;
}

.section-product-categories-solution .product-section:last-child {
    margin-bottom: 30px;
}

.section-product-categories-solution .section-product-categories-solution .section-title {
    font-size: 22px;
    font-weight: 600;
    /* Semi-bold */
    color: #000000;
    margin-bottom: 10px;
}

.section-product-categories-solution .section-product-categories-solution .section-description {
    font-size: 16px;
    color: #273444;
    max-width: 850px;
    line-height: 1.4;
    margin-bottom: 40px;
}

.section-product-categories-solution .product-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.section-product-categories-solution .product-card {
    background-color: #ffffff;
    border: 1px solid #b9b9b9;
    border-radius: 20px;
    padding: 25px;
    display: flex;
    flex-direction: column;
    transition: all 0.3s ease;
    position: relative;
    padding-bottom: 60px;
}

.section-product-categories-solution .card-badge {
    position: absolute;
    top: -1px;
    right: -1px;
    background-color: #cb2134;
    color: white;
    padding: 8px 12px;
    border-radius: 0 20px 0 20px;
    font-size: 12px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 5px;
}

.section-product-categories-solution .card-badge img {
    width: 14px;
    height: 14px;
}

.section-product-categories-solution .product-card:hover {
    border-color: #1b74e4;
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.section-product-categories-solution .product-card.active {
    border-color: #1b74e4;
    border-width: 2px;
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(27, 116, 228, 0.25);
    background-color: #f8fafe;
}

.section-product-categories-solution .product-card:focus {
    outline: 2px solid #1b74e4;
    outline-offset: 2px;
}

.section-product-categories-solution .card-icon-container {
    position: relative;
    width: 55px;
    height: 55px;
    margin-bottom: 20px;
}

.section-product-categories-solution .card-icon-container .box-border {
    background-color: #1b74e4;
    color: #fff;
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50px;
}

.section-product-categories-solution .card-icon-container .box-border i {
    text-align: center;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 28px;
    height: auto;
}

.section-product-categories-solution .icon-bg {
    position: absolute;
    width: 100%;
    height: 100%;
}

.section-product-categories-solution .icon-fg {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 28px;
    height: 28px;
}

.section-product-categories-solution .card-title {
    font-family: 'Roboto', sans-serif;
    font-weight: 700;
    font-size: 24px;
    color: #273444;
    margin: 0 0 10px 0;
}

.section-product-categories-solution .card-description {
    font-family: 'Roboto', sans-serif;
    font-size: 15px;
    color: #545c65;
    margin: 0 0 15px 0;
    min-height: 40px;
}

.section-product-categories-solution .features-list {
    list-style-type: disc;
    padding-left: 20px;
    margin: 0;
    font-family: 'Roboto', sans-serif;
    font-size: 14px;
    color: #545c65;
    line-height: 1.8;
    margin-bottom: 20px;
}

.section-product-categories-solution .card-button {
    position: absolute;
    bottom: -1px;
    right: -1px;
    background-color: #529fff;
    color: #ffffff;
    text-decoration: none;
    font-weight: 500;
    font-size: 16px;
    padding: 10px 25px;
    border-radius: 35px;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: background-color 0.3s;
    margin-bottom: 20px;
    margin-right: 20px;
}

.section-product-categories-solution .card-button:hover {
    background-color: #1b74e4;
}

.section-product-categories-solution .card-button img {
    width: 12px;
    height: 12px;
}

@media (max-width: 992px) {
    .section-product-categories-solution .product-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .section-product-categories-solution .product-grid {
        grid-template-columns: 1fr;
    }
    .section-product-categories-solution .page-container {
        display: grid; 
    }
    .section-product-categories-solution .sidebar-promo {
        margin-top: 0;
    }
    .section-product-categories-solution .sidebar {
        position: relative;
    }
}

/* Bạn chưa chọn được gói dịch vụ phù hợp? */
.you-not-have-package-section .bg-cta {
    background: #1b74e4;
}

/* Category Page Styles */
.category-header {
    padding: 30px 0;
    border-bottom: 1px solid #e8f2ff;
}

.category-title {
    font-size: 32px;
    font-weight: 700;
    color: #273444;
    margin-bottom: 15px;
    line-height: 1.2;
}

.category-description {
    font-size: 16px;
    color: #545c65;
    line-height: 1.6;
    margin-bottom: 20px;
    max-width: 800px;
}

.category-stats {
    display: flex;
    align-items: center;
    gap: 20px;
}

.product-count {
    background-color: #e8f2ff;
    color: #1b74e4;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
}

/* Sidebar Count */
.sidebar ul li a .count {
    font-size: 12px;
    color: #999;
    font-weight: 400;
    margin-left: 5px;
}

.sidebar ul li.active a .count {
    color: #1b74e4;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    background-color: #f8fafe;
    border-radius: 20px;
    margin: 40px 0;
}

.empty-icon {
    font-size: 64px;
    color: #b9b9b9;
    margin-bottom: 20px;
}

.empty-state h3 {
    font-size: 24px;
    font-weight: 600;
    color: #273444;
    margin-bottom: 10px;
}

.empty-state p {
    font-size: 16px;
    color: #545c65;
    margin-bottom: 30px;
}

.empty-state .btn {
    padding: 12px 30px;
    font-size: 16px;
    font-weight: 600;
    border-radius: 25px;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: all 0.3s ease;
}

.empty-state .btn-primary {
    background-color: #1b74e4;
    border-color: #1b74e4;
    color: white;
}

.empty-state .btn-primary:hover {
    background-color: #155bb8;
    border-color: #155bb8;
    transform: translateY(-2px);
}

/* Product Detail Page Styles */
.product-detail-hero {
    background: linear-gradient(135deg, #f8fafe 0%, #e8f2ff 100%);
    padding: 40px 0;
    margin-bottom: 50px;
}

.product-detail-content {
    padding: 20px 0;
}

/* Breadcrumb */
.breadcrumb {
    background-color: transparent;
    padding: 0;
    margin-bottom: 20px;
    font-size: 14px;
}

.breadcrumb-item {
    color: #545c65;
}

.breadcrumb-item a {
    color: #1b74e4;
    text-decoration: none;
}

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

.breadcrumb-item.active {
    color: #273444;
    font-weight: 600;
}

.breadcrumb-item+.breadcrumb-item::before {
    content: ">";
    color: #999;
    padding: 0 8px;
}

.product-badge-container {
    margin-bottom: 15px;
}

.product-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
    color: white;
}

.product-badge.popular {
    background-color: #cb2134;
}

.product-badge.favorite {
    background-color: #ff6b6b;
}

.product-category {
    margin-bottom: 15px;
}

.category-label {
    display: inline-block;
    background-color: #1b74e4;
    color: white;
    padding: 6px 12px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.product-title {
    font-size: 36px;
    font-weight: 700;
    color: #273444;
    margin-bottom: 20px;
    line-height: 1.2;
}

.product-description {
    font-size: 18px;
    color: #545c65;
    line-height: 1.6;
    margin-bottom: 30px;
}

.product-cta {
    margin-top: 30px;
}

.product-cta .btn {
    padding: 12px 30px;
    font-size: 16px;
    font-weight: 600;
    border-radius: 25px;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: all 0.3s ease;
}

.product-cta .btn-primary {
    background-color: #1b74e4;
    border-color: #1b74e4;
    color: white;
}

.product-cta .btn-primary:hover {
    background-color: #155bb8;
    border-color: #155bb8;
    transform: translateY(-2px);
}

.product-icon-display {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 40px;
}

.large-icon-container {
    width: 200px;
    height: 200px;
    background: linear-gradient(135deg, #1b74e4 0%, #529fff 100%);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: 0 20px 40px rgba(27, 116, 228, 0.3);
}

.large-icon-container i {
    font-size: 80px;
    color: white;
}

/* Features Section */
.product-features-section {
    padding: 50px 0;
    background-color: #f8fafe;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    background: white;
    padding: 25px;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease;
}

.feature-item:hover {
    transform: translateY(-5px);
}

.feature-icon {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    background-color: #1b74e4;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.feature-icon i {
    color: white;
    font-size: 18px;
}

.feature-content h3 {
    margin: 0;
    font-size: 18px;
    font-weight: 600;
    color: #273444;
    line-height: 1.4;
}

/* Related Products Section */
.related-products-section {
    padding: 50px 0;
}

.related-products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.related-product-card {
    background-color: #ffffff;
    border: 1px solid #b9b9b9;
    border-radius: 20px;
    padding: 25px;
    display: flex;
    flex-direction: column;
    transition: all 0.3s ease;
    position: relative;
    padding-bottom: 60px;
}

.related-product-card:hover {
    border-color: #1b74e4;
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.section-product-categories-solution .frequently-asked-questions .color-border-primary {
    border-color: #1b74e4 !important;
}

#accordionQuestions .content * {
    font-weight: normal;
}

#accordionQuestions .title .title-content {
    color: #273444;
}

/* Responsive Design */
@media (max-width: 768px) {
    .product-title {
        font-size: 28px;
    }

    .product-description {
        font-size: 16px;
    }

    .large-icon-container {
        width: 150px;
        height: 150px;
    }

    .large-icon-container i {
        font-size: 60px;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .related-products-grid {
        grid-template-columns: 1fr;
    }
}

.section-product-categories-solution .question-accordion .question-button {
    color: #1b74e4;
}

/* Load More Button Styles */
.load-more-container {
    display: flex;
    justify-content: center;
    margin-top: 2rem;
    margin-bottom: 2rem;
}

.btn-load-more {
    background: linear-gradient(135deg, #1b74e4 0%, #4fa8ff 100%);
    color: white;
    border: none;
    padding: 12px 32px;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(27, 116, 228, 0.3);
    position: relative;
    overflow: hidden;
}

.btn-load-more:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(27, 116, 228, 0.4);
    background: linear-gradient(135deg, #155bb5 0%, #3d8ce6 100%);
}

.btn-load-more:active {
    transform: translateY(0);
    box-shadow: 0 4px 12px rgba(27, 116, 228, 0.3);
}

.btn-load-more:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
    box-shadow: 0 4px 12px rgba(27, 116, 228, 0.2);
}

.load-more-loading {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.load-more-loading i {
    font-size: 14px;
}

/* Animation for new products */
.product-card {
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.product-card.fade-in {
    animation: fadeInUp 0.5s ease forwards;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive load more button */
@media (max-width: 768px) {
    .btn-load-more {
        width: 100%;
        max-width: 300px;
        padding: 14px 24px;
        font-size: 15px;
    }
    
    .load-more-container {
        margin-top: 1.5rem;
        padding: 0 1rem;
    }
}