/* ==========================================
   QIFAN SPORTS EQUIPMENT - INDEX PAGE STYLES
   Homepage specific section styles
   ========================================== */

/* === Banner Section === */
.banner {
    position: relative;
    height: calc(100vh - 130px);
    overflow: hidden;
}

.banner-swiper {
    height: 100%;
}

.banner-slide {
    position: relative;
    height: 100%;
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
}

.banner-slide::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, rgba(0, 0, 0, 0.6) 0%, rgba(0, 0, 0, 0.3) 100%);
}

.banner-content {
    position: relative;
    z-index: 2;
    color: var(--white);
    /* max-width: 900px; */
    margin: 0 auto;
    text-align: center;
}

.banner-subtitle {
    display: inline-block;
    color: var(--primary-color);
    font-size: 0.9rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 1.5rem;
    animation: fadeInUp 0.8s ease forwards 0.2s;
    opacity: 0;
}

.banner-content h1,
.banner-content h2{
    color: var(--white);
    font-size: 4rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    line-height: 1.2;
    text-shadow: 2px 2px 10px rgba(0, 0, 0, 0.2);
    animation: fadeInUp 0.8s ease forwards 0.4s;
    opacity: 0;
}

.banner-content h1 .highlight,
.banner-content h2 .highlight{
    color: var(--primary-color);
    /* -webkit-text-stroke: 1px var(--white); */
}

.banner-content p {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2.5rem;
    line-height: 1.8;
    /*max-width: 1000px;*/
    margin-left: auto;
    margin-right: auto;
    animation: fadeInUp 0.8s ease forwards 0.6s;
    opacity: 0;
}

.banner-features {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-bottom: 3rem;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease forwards 0.8s;
    opacity: 0;
}

.b-feature {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 50px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: var(--transition-base);
}

.b-feature i {
    color: var(--primary-color);
    font-size: 1.1rem;
}

.b-feature span {
    font-size: 0.9rem;
    font-weight: 600;
}

.b-feature:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-5px);
}

.banner-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    animation: fadeInUp 0.8s ease forwards 1s;
    opacity: 0;
}

.banner-buttons .btn {
    min-width: 180px;
    padding: 15px 30px;
    font-weight: 700;
}

/* Redefine fadeInUp for banner specifically or ensure global is available */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* === Products Section Redesign === */
.product-tabs {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    /* Allow wrapping for 7 items */
    gap: 15px;
    margin-bottom: 40px;
    background: #f0f0f0;
    padding: 10px 15px;
    border-radius: 50px;
    width: fit-content;
    margin-left: auto;
    margin-right: auto;
}

.tab-btn {
    padding: 10px 20px;
    border-radius: 40px;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-medium);
    transition: var(--transition-base);
    white-space: nowrap;
    display: flex;
    align-items: center;
    gap: 8px;
    box-shadow: 0 0 5px rgba(0, 0, 0, 0.15);
    background: transparent;
    cursor: pointer;
    border: none;
}

.tab-btn i {
    font-size: 0.9rem;
    color: var(--primary-color);
    transition: var(--transition-base);
}

.tab-btn.active {
    background: var(--primary-color);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(240, 79, 97, 0.3);
}

.tab-btn.active i {
    color: var(--white);
}

.tab-btn:hover:not(.active) {
    background: rgba(240, 79, 97, 0.05);
    color: var(--primary-color);
}

/* Card refinements to match reference */
.mega-product-badge.badge-new {
    background: #28a745;
}

.mega-tag {
    background: #f0f0f0 !important;
    color: #666 !important;
}

.mega-product-params li i {
    color: #f04f61;
    /* Specific red from Image 2 checkmarks */
}

.product-tabs-content {
    position: relative;
    min-height: 500px;
}

.tab-pane {
    display: none;
    animation: fadeIn 0.5s ease forwards;
}

.tab-pane.active {
    display: block;
}

.product-split {
    display: grid;
    grid-template-columns: 2.5fr 7.5fr;
    background: var(--white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.15);
    min-height: 550px;
}

.product-info {
    padding: 40px;
    display: flex;
    flex-direction: column;
    background: #fcfcfc;
    border-right: 1px solid var(--border-color);
}

.category-intro-card {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.category-label {
    display: inline-block;
    color: var(--primary-color);
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.category-intro-card h3 {
    font-size: 2.2rem;
    color: var(--text-dark);
    margin-bottom: 20px;
}

.category-intro-card p {
    font-size: 1.05rem;
    color: var(--text-medium);
    line-height: 1.6;
    margin-bottom: 30px;
}

.advantage-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-bottom: 35px;
}

.advantage-item {
    display: flex;
    align-items: center;
    gap: 12px;
}

.advantage-item i {
    width: 32px;
    height: 32px;
    background: var(--secondary-color);
    color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
}

.advantage-item span {
    font-weight: 600;
    color: var(--text-dark);
    font-size: 0.95rem;
}

.product-visual {
    padding: 40px;
    background: #f7f7f7;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.product-swiper {
    width: 100%;
    padding: 10px 0 50px;
    height: auto;
    /* Space for pagination */
}

/* Ensure mega-product-card style works here and cards are uniform */
.product-visual .swiper-slide {
    height: auto;
    /* Swiper will make all slides the same height as the tallest one */
    display: flex;
}

.product-visual .mega-product-card {
    display: flex;
    flex-direction: column;
    width: 100%;
    height: 100%;
    background: var(--white);
}

.product-visual .mega-product-image {
    height: 220px;
    /* Slightly taller for the wider layout */
}

.product-visual .mega-product-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: 20px;
}

.product-visual .mega-product-info p {
    margin-bottom: 15px;
    font-size: 0.9rem;
    line-height: 1.5;
}

.product-visual .mega-product-params {
    margin-top: auto;
    /* Pushes params to the bottom if text is short */
    margin-bottom: 20px;
    padding-top: 15px;
    border-top: 1px dashed #eee;
}

.product-visual .mega-product-link {
    margin-top: auto;
    /* Ensures the link is always at the bottom */
}

/* Product Swiper Navigation */
.product-visual .swiper-button-next,
.product-visual .swiper-button-prev {
    width: 45px;
    height: 45px;
    background: var(--white);
    border: 1px solid var(--border-color);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-base);
}

.product-visual .swiper-button-next::after,
.product-visual .swiper-button-prev::after {
    font-size: 1.2rem;
    font-weight: 800;
}

.product-visual:hover .swiper-button-next,
.product-visual:hover .swiper-button-prev {
    opacity: 1;
    visibility: visible;
}

.product-visual .swiper-button-next:hover,
.product-visual .swiper-button-prev:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
}

.product-visual .swiper-button-next:hover::after,
.product-visual .swiper-button-prev:hover::after {
    color: var(--white);
}

.product-visual .swiper-button-prev {
    left: 10px;
}

.product-visual .swiper-button-next {
    right: 10px;
}

/* Company Intro Image & Play Button */
.intro-image {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.video-play-btn {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
    background: var(--primary-color);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    cursor: pointer;
    z-index: 10;
    transition: var(--transition-base);
}

.video-play-btn:hover {
    transform: translate(-50%, -50%) scale(1.1);
    background: var(--primary-dark);
}

.video-play-btn i {
    margin-left: 5px;
    /* Adjust for play icon alignment */
}

/* Ripple Animation */
.ripple {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    background: var(--primary-color);
    border-radius: 50%;
    opacity: 0;
    z-index: -1;
    animation: ripple-effect 2s infinite;
}

.ripple:nth-child(2) {
    animation-delay: 0.6s;
}

.ripple:nth-child(3) {
    animation-delay: 1.2s;
}

@keyframes ripple-effect {
    0% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 0.6;
    }

    100% {
        transform: translate(-50%, -50%) scale(2.5);
        opacity: 0;
    }
}

/* Video Modal */
.video-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10000;
    display: none;
    align-items: center;
    justify-content: center;
}

.video-modal.active {
    display: flex;
}

.video-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(20px);
}

.video-modal-content {
    position: relative;
    width: 90%;
    max-width: 1000px;
    aspect-ratio: 16 / 9;
    border-radius: 12px;
    overflow: hidden;
    z-index: 10;
    background: #000;
}

.video-modal-close {
    position: absolute;
    top: -40px;
    right: 0;
    background: none;
    border: none;
    color: var(--white);
    font-size: 2rem;
    cursor: pointer;
    transition: var(--transition-base);
}

.video-modal-close:hover {
    transform: rotate(90deg);
    color: var(--primary-color);
}

.video-container {
    width: 100%;
    height: 100%;
}

@media (max-width: 1024px) {
    .product-split {
        grid-template-columns: 1fr;
        min-height: auto;
    }

    .product-info {
        padding: 30px;
        border-right: none;
        border-bottom: 1px solid var(--border-color);
    }

    .product-visual {
        padding: 20px 10px;
        height: auto;
    }

    .product-tabs {
        border-radius: 15px;
        justify-content: flex-start;
        width: 100%;
        overflow-x: auto;
        padding: 10px;
    }

    .tab-btn {
        padding: 8px 15px;
        font-size: 0.85rem;
    }

    .category-intro-card h3 {
        font-size: 1.75rem;
    }
}

@media (max-width: 768px) {
    .product-tabs {
        flex-wrap: wrap;
        border-radius: 20px;
    }

    .tab-btn {
        flex: 1 1 auto;
        padding: 10px 20px;
        justify-content: center;
    }

    .product-info h3 {
        font-size: 2rem;
    }
}

/* === Applications Section === */
.applications-section {
    background: var(--secondary-color);
}

.applications-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.app-feature-card {
    position: relative;
    height: 500px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background-image: var(--bg-url);
    background-size: cover;
    background-position: center;
    transition: var(--transition-base);
    box-shadow: var(--shadow-md);
    display: flex;
    align-items: flex-end;
}

.app-feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, transparent 30%, rgba(0, 0, 0, 0.8) 100%);
    z-index: 1;
    transition: var(--transition-base);
}

/* .app-feature-card:hover::before {
    background: linear-gradient(to bottom, rgba(226, 53, 10, 0.4) 0%, rgba(0,0,0,0.9) 100%);
} */

.app-feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.app-feature-content {
    position: relative;
    z-index: 2;
    padding: 40px;
    width: 100%;
    color: var(--white);
    transform: translateY(120px);
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.app-feature-card:hover .app-feature-content {
    transform: translateY(0);
}

.app-feature-tags {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
    opacity: 1;
    transition: opacity 0.4s ease 0.2s;
}

.app-tag {
    font-size: 0.6rem;
    font-weight: 700;
    text-transform: uppercase;
    background: var(--primary-color);
    padding: 4px 12px;
    border-radius: 50px;
    letter-spacing: 0.5px;
}

.app-feature-icon {
    font-size: 2.5rem;
    color: white;
    margin-bottom: 15px;
    transition: transform 0.4s ease;
}

.app-feature-card:hover .app-feature-icon {
    transform: scale(1.1);
}

.app-feature-title {
    font-size: 1.75rem;
    font-weight: 800;
    margin-bottom: 15px;
}

.app-feature-desc {
    font-size: 1rem;
    line-height: 1.6;
    margin-bottom: 25px;
    color: rgba(255, 255, 255, 0.9);
    opacity: 0;
    transition: opacity 0.4s ease 0.3s;
}

.app-feature-card:hover .app-feature-desc {
    opacity: 1;
}

.app-feature-list {
    list-style: none;
    padding: 0;
    margin-bottom: 30px;
    display: grid;
    grid-template-columns: 1fr;
    gap: 10px;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.3s ease;
}

.app-feature-card:hover .app-feature-list {
    opacity: 1;
    transform: translateY(0);
}

.app-feature-list li {
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.app-feature-list li i {
    color: var(--primary-color);
}

.app-feature-link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    color: var(--primary-color);
    transition: gap 0.3s ease;
}

.app-feature-link:hover {
    gap: 15px;
    color: var(--white);
}

/* === Company Introduction === */
.company-intro {
    background: var(--white);
}

.intro-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.intro-content h2 {
    margin-bottom: 1.5rem;
}

.intro-content p {
    font-size: 1.05rem;
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.intro-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin: 2rem 0;
}

.stat-item {
    text-align: center;
    padding: 1.5rem;
    background: var(--secondary-color);
    box-shadow: 0 0 5px rgba(0, 0, 0, 0.1);
    border-radius: 10px;
    transition: var(--transition-base);
}

.stat-item:hover {
    box-shadow: 0 0 5px rgba(0, 0, 0, 0.1);
    transform: translateY(-5px);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    display: block;
}

.stat-label {
    font-size: 0.95rem;
    color: var(--text-medium);
    font-weight: 600;
}

.intro-image {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    aspect-ratio: 4/3;
}

.intro-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* === Company Advantages === */
.advantages-section {
    background: var(--secondary-color);
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.advantage-card {
    background: var(--white);
    padding: 2.5rem 2rem;
    border-radius: var(--radius-lg);
    text-align: center;
    transition: var(--transition-base);
    box-shadow: var(--shadow-sm);
    position: relative;
    overflow: hidden;
}

.advantage-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--primary-light));
    transform: scaleX(0);
    transition: var(--transition-base);
}

.advantage-card:hover::before {
    transform: scaleX(1);
}

.advantage-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
}

.advantage-icon {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.advantage-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.advantage-desc {
    font-size: 0.95rem;
    color: var(--text-light);
    line-height: 1.6;
}

/* === Cases Section === */
.cases-section {
    background: var(--white);
}

.cases-swiper {
    padding: 20px 0 60px;
}

.cases-swiper .swiper-button-next,
.cases-swiper .swiper-button-prev {
    opacity: 0;
}

.cases-swiper:hover .swiper-button-next,
.cases-swiper:hover .swiper-button-prev {
    opacity: 1;
}

.case-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    width: 100%;
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
}

.case-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
}

.case-image {
    position: relative;
    height: 280px;
    overflow: hidden;
    background: var(--secondary-color);
}

.case-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.case-card:hover .case-image img {
    transform: scale(1.1);
}

.case-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 1.5rem;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
    color: var(--white);
}

.case-title {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.case-location {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.9);
    display: flex;
    align-items: center;
    gap: 6px;
}

/* === Photo Wall Section === */
.photo-wall-section {
    background: var(--secondary-color);
}

.photo-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.photo-item {
    position: relative;
    aspect-ratio: 4/3;
    border-radius: var(--radius-md);
    overflow: hidden;
    cursor: pointer;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
}

.photo-item:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-lg);
    z-index: 2;
}

.photo-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.photo-item:hover img {
    transform: scale(1.1);
}

/* === Customer Distribution Map Redesign === */
.distribution-section {
    overflow: hidden;
}

.map-wrapper {
    position: relative;
    width: 100%;
    max-width: 1000px;
    margin: 4rem auto 0;
    aspect-ratio: 2 / 1;
}

.world-map-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    opacity: 0.8;
}

/* Hotspots / Markers */
.map-marker {
    position: absolute;
    width: 20px;
    height: 20px;
    z-index: 5;
}

.map-marker .dot {
    width: 8px;
    height: 8px;
    background: #F04F61;
    border-radius: 50%;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    box-shadow: 0 0 10px rgba(240, 79, 97, 0.8);
}

.map-marker .pulse {
    width: 100%;
    height: 100%;
    border: 2px solid var(--primary-color);
    border-radius: 50%;
    position: absolute;
    top: 0;
    left: 0;
    opacity: 0;
    animation: marker-pulse 2s infinite;
}

@keyframes marker-pulse {
    0% {
        transform: scale(0.5);
        opacity: 0.8;
    }

    100% {
        transform: scale(1.1);
        opacity: 0;
    }
}

/* Marker Positions (Percentages based on map image) */
.pos-1 {
    top: 31%;
    left: 25%;
}

/* North America */
.pos-2 {
    top: 29%;
    left: 69%;
}

/* Russia/Asia */
.pos-3 {
    top: 72%;
    left: 30%;
}

/* South America */
.pos-4 {
    top: 45%;
    left: 67%;
}

/* SE Asia/Australia */
.pos-5 {
    top: 58%;
    left: 52%;
}

/* Africa */
.pos-6 {
    top: 18%;
    left: 54%;
}
.pos-7 {
    top: 40%;
    left: 77%;
}
.pos-8 {
    top: 21%;
    left: 10%;
}
.pos-9 {
    top: 40%;
    left: 19%;
}
.pos-10 {
    top: 77%;
    left: 84%;
}
.pos-11 {
    top: 19%;
    left: 88%;
}
.pos-12 {
    top: 6%;
    left: 35%;
}
.pos-13 {
    top: 33%;
    left: 52%;
}
/* Northern Europe */

/* Positioned Stat Cards Overlay */
.distribution-stats-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.distribution-stat {
    position: absolute;
    padding: 1rem 1.5rem;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(8px);
    border-radius: var(--radius-md);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.3);
    text-align: left;
    min-width: 180px;
    pointer-events: auto;
    transition: var(--transition-base);
}

.distribution-stat:hover {
    transform: translateY(-5px);
    background: var(--white);
    border-color: var(--primary-color);
}

.distribution-stat-number {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--primary-color);
    line-height: 1;
    margin-bottom: 4px;
    display: block;
}

.distribution-stat-label {
    font-size: 0.875rem;
    color: var(--text-medium);
    font-weight: 600;
}

/* Specific Card Positions */
.card-cn {
    top: 33%;
    left: 75%;
    width: 60px;
    height: auto;
    padding: 0;
    background: transparent;
    min-width: 0;
    box-shadow: none;
    border: none;
    backdrop-filter: none;
}
.card-na {
    top: 12%;
    left: 18%;
}

/* NA box */
.card-ea {
    top: 10%;
    left: 62%;
}

/* Russia/Asia box */
.card-sa {
    top: 52%;
    left: 28%;
}

/* SA box */
.card-oc {
    top: 50%;
    left: 63%;
}

/* Oceania box */

/* Responsive Adjustments */
@media (max-width: 991px) {
    .map-wrapper {
        aspect-ratio: auto;
        display: flex;
        flex-direction: column;
        gap: 20px;
    }

    .world-map-img,
    .map-marker,
    .distribution-stats-overlay {
        display: none;
    }

    .distribution-stats-overlay {
        position: static;
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 20px;
        pointer-events: auto;
    }

    .distribution-stat {
        position: static;
        min-width: 0;
        text-align: center;
    }
    .card-cn{
        display: none;
    }
}

@media (max-width: 576px) {
    .distribution-stats-overlay {
        grid-template-columns: 1fr;
    }
}

/* === Section Background Enhancements & Fixed Fix === */
.applications-section,
/* === Section Background Enhancements & Fixed Fix === */
.applications-section,
.advantages-section,
.photo-wall-section,
.news-section {
    position: relative;
    background-attachment: fixed;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    color: var(--white);
    z-index: 1;
    /* Ensure base context */
}

.applications-section {
    background-image: url('https://images.unsplash.com/photo-1574629810360-7efbbe195018?w=1600');
}

.advantages-section {
    background-image: url('https://images.unsplash.com/photo-1574629810360-7efbbe195018?w=1600');
}

.photo-wall-section {
    background-image: url('https://images.unsplash.com/photo-1581092160562-40aa08e78837?w=1600');
}

.news-section {
    background-image: url('https://images.unsplash.com/photo-1517048676732-d65bc937f952?w=1600');
}

/* Fallback for browsers with issues or mobile: use scroll instead of fixed if needed */
@media (hover: none) {

    .applications-section,
    .advantages-section,
    .photo-wall-section,
    .news-section {
        background-attachment: scroll;
    }
}

.applications-section::before,
.advantages-section::before,
.photo-wall-section::before,
.news-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    backdrop-filter: blur(5px);
    background: rgba(0, 0, 0, 0.6);
    /* Slightly darker for better readability */
    z-index: -1;
    /* Move behind content but stay in section context */
}

/* Remove backdrop-filter here as it breaks background-attachment: fixed in many browsers */
/* If blur is needed, it must be done differently, e.g., on a separate non-fixed layer */

.applications-section .section-title h2,
.advantages-section .section-title h2,
.photo-wall-section .section-title h2,
.news-section .section-title h2,
.applications-section .section-title p,
.advantages-section .section-title p,
.photo-wall-section .section-title p,
.news-section .section-title p {
    color: var(--white);
}

/* === Swiper Navigation Branding === */
.product-swiper .swiper-button-next,
.product-swiper .swiper-button-prev {
    color: var(--primary-color);
    background: rgba(255, 255, 255, 0.9);
    width: 45px;
    height: 45px;
    border-radius: 50%;
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
}

.product-swiper .swiper-button-next:after,
.product-swiper .swiper-button-prev:after {
    font-size: 1.25rem;
    font-weight: bold;
}

.product-swiper .swiper-button-next:hover,
.product-swiper .swiper-button-prev:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: scale(1.1);
}

/* === Cases Card Enrichment === */
.case-tag {
    display: inline-block;
    background: var(--primary-color);
    color: var(--white);
    padding: 0.25rem 0.75rem;
    width: fit-content;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.case-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--white);
    font-weight: 700;
    margin-top: 1rem;
    font-size: 0.9rem;
    transition: var(--transition-base);
}

.case-link:hover {
    color: var(--primary-color);
    padding-left: 5px;
}

.case-overlay {
    background: linear-gradient(to top, rgba(0, 0, 0, 0.9), transparent);
    padding: 2.5rem 1.5rem 1.5rem;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
}

.case-card:hover .case-image img {
    transform: scale(1.1);
}

.applications-container {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-top: 4rem;
}

.app-feature-card {
    position: relative;
    height: 450px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    cursor: pointer;
    background-image: var(--bg-url);
    background-size: cover;
    background-position: center;
    transition: var(--transition-slow);
}

.app-feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0.5) 30%, rgba(0, 0, 0, 0.6) 100%);
    transition: var(--transition-base);
}

.app-feature-content {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    padding: 20px;
    color: var(--white);
    transform: translateY(60px);
    transition: var(--transition-slow);
    z-index: 2;
}

.app-feature-icon {
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 1rem;
    transition: var(--transition-base);
}

.app-feature-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--white);
}

.app-feature-desc {
    font-size: 0.95rem;
    line-height: 1.6;
    color: white;
    margin-bottom: 1.5rem;
    opacity: 0.5;
    transition: var(--transition-base);
}

.app-feature-link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--primary-color);
    font-weight: 700;
    font-size: 0.95rem;
    opacity: 0;
    transition: var(--transition-base);
}

.app-feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.app-feature-card:hover::before {
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0.3) 30%, rgba(0, 0, 0, 0.3) 100%);
}

.app-feature-card:hover .app-feature-content {
    transform: translateY(0);
}

.app-feature-card:hover .app-feature-desc,
.app-feature-card:hover .app-feature-link {
    opacity: 1;
}

@media (max-width: 1200px) {
    .applications-container {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 640px) {
    .applications-container {
        grid-template-columns: 1fr;
    }

    .app-feature-card {
        height: 400px;
    }

    .app-feature-card .app-feature-content {
        transform: translateY(0);
    }
}

/* === Our Advantages Redesign (Split Layout) === */
.adv-split-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: stretch;
    margin-top: 3rem;
}

.adv-visual {
    position: relative;
}

.adv-main-img {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.adv-main-img img {
    width: 100%;
    height: auto;
    display: block;
}

.adv-badge {
    position: absolute;
    bottom: -20px;
    right: -20px;
    background: var(--primary-color);
    color: var(--white);
    padding: 1.5rem;
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-lg);
    z-index: 5;
}

.adv-badge-num {
    display: block;
    font-size: 2.5rem;
    font-weight: 800;
    line-height: 1;
}

.adv-badge-text {
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
}

.adv-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.adv-feature-item {
    display: flex;
    gap: 15px;
    align-items: center;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(5px);
    padding: 20px;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition-base);
}

.adv-feature-item:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateX(10px);
}

.adv-feature-icon {
    flex: 0 0 50px;
    height: 50px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

.adv-feature-info h4 {
    font-size: 1.25rem;
    color: var(--white);
    margin-bottom: 0.5rem;
}

.adv-feature-info p {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 0;
}

/* === News Section Refinement === */
.news-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 30px;
    margin-top: 3rem;
}

.news-featured-card {
    background: rgba(255, 255, 255, 0.8);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    display: flex;
    flex-direction: column;
    color: var(--text-dark);
}

.featured-image {
    height: 400px;
    overflow: hidden;
}

.featured-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.featured-content {
    padding: 2.5rem;
    flex: 1;
}

.news-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.news-list-item {
    height: 33%;
    background: rgba(255, 255, 255, 0.8);
    border-radius: var(--radius-lg);
    overflow: hidden;
    display: flex;
    gap: 20px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
    color: var(--text-dark);
}

.news-list-image {
    flex: 0 0 30%;
    height: 100%;
}

.news-list-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.news-list-content {
    padding: 1.25rem 1.5rem 1.25rem 0;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.news-meta-footer {
    display: flex;
    justify-content: space-between;
}

.news-list-item:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-md);
}

.btn-learn-more {
    color: var(--primary-color);
    font-weight: 700;
    font-size: 0.9rem;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    transition: var(--transition-base);
}

.btn-learn-more:hover {
    transform: translateX(5px);
}

.news-view-all-block {
    text-align: center;
    margin-bottom: 20px;
}

@media (max-width: 991px) {
    .adv-split-layout {
        grid-template-columns: 1fr;
    }

    .adv-visual {
        max-width: 600px;
        margin: 0 auto;
    }

    .adv-badge {
        right: 0;
        bottom: 0;
    }

    .adv-features {
        grid-template-columns: 1fr;
        margin-top: 2rem;
    }
}

@media (max-width: 576px) {
    .news-list-item {
        flex-direction: column;
    }

    .news-list-image {
        flex: none;
        width: 100%;
        height: 180px;
    }

    .news-list-content {
        padding: 1.25rem;
    }
}

/* === Contact Form Modal === */
.form-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-base);
    backdrop-filter: blur(5px);
}

.form-modal.active {
    opacity: 1;
    visibility: visible;
}

.form-modal-content {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 3rem;
    max-width: 600px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    transform: scale(0.9);
    transition: var(--transition-base);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.form-modal.active .form-modal-content {
    transform: scale(1);
}

.form-modal-header {
    margin-bottom: 2rem;
}

.form-modal-header h3 {
    font-size: 2rem;
    color: var(--text-dark);
    margin-bottom: 0.5rem;
}

.form-modal-header p {
    color: var(--text-light);
}

.contact-form .form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

/* === Responsive Design === */
@media (max-width: 1024px) {
    .banner {
        height: 500px;
    }

    .banner-content h1,
    .banner-content h2{
        font-size: 2.5rem;
    }

    .products-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .adv-split-layout {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .intro-grid {
        gap: 40px;
    }

    .photo-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .distribution-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }
}

@media (max-width: 768px) {
    .banner {
        height: auto;
    }

    .swiper-slide.banner-slide {
        padding: 50px 20px;
    }

    .swiper-pagination {
        display: none;
    }

    .banner-content h1,
    .banner-content h2{
        font-size: 2rem;
    }

    .banner-content p {
        font-size: 1rem;
    }

    .product-tabs {
        flex-direction: column;
    }

    .products-grid,
    .applications-grid,
    .advantages-grid,
    .photo-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .intro-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .intro-stats {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .distribution-section {
        padding: 60px 0;
        background-attachment: scroll;
    }

    .distribution-stats {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .form-modal-content {
        padding: 2rem;
    }

    .contact-form .form-row {
        grid-template-columns: 1fr;
    }

    .product-swiper {
        padding: 10px;
    }

    .cases-swiper {
        padding: 20px;
    }

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

    .featured-content {
        padding: 20px;
    }

    .cta-content {
        flex-direction: column;
        gap: 20px;
    }

    .app-feature-card .app-feature-list {
        opacity: 1;
        transform: translateY(0);
    }

    .app-feature-card .app-feature-desc,
    .app-feature-card .app-feature-link {
        opacity: 1;
    }

    .cases-swiper .swiper-button-next,
    .cases-swiper .swiper-button-prev {
        opacity: 1;
    }

    .product-visual .swiper-button-next,
    .product-visual .swiper-button-prev {
        opacity: 1;
        visibility: visible;
    }
}

@media (max-width: 480px) {
    .banner-content h1,
    .banner-content h2{
        font-size: 1.5rem;
    }

    .banner-buttons {
        flex-direction: column;
    }

    .products-grid,
    .applications-grid,
    .advantages-grid,
    .photo-grid {
        grid-template-columns: 1fr;
    }

    .product-image,
    .case-image,
    .news-image {
        height: 200px;
    }

    .distribution-stat-number {
        font-size: 2.5rem;
    }

    .form-modal-content {
        padding: 1.5rem;
    }

    .form-modal-header h3 {
        font-size: 1.5rem;
    }
}
@media (max-width: 1281px){
    .banner-content h1,
    .banner-content h2{
        font-size: 2rem;
    }
    .banner-content p{
        font-size: 1rem;
    }
    .banner-buttons .btn{
        min-width: 0;
        padding: 10px;
        font-size: 1rem;
    }
}