/* ===== Responsive: 1280px (Large Desktop) ===== */
@media (max-width: 1280px) {
    .hero-title {
        font-size: 46px;
    }

    .hero-illustration {
        width: 360px;
        height: 300px;
    }
}

/* ===== Responsive: 1024px (Tablet Landscape) ===== */
@media (max-width: 1024px) {
    .hero-title {
        font-size: 38px;
        white-space: normal;
    }

    .hero-content {

        text-align: center;
        padding: 40px 0;
    }

    .hero-text {
        max-width: 100%;
    }


    .hero-slide {
        min-height: auto;
    }

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

    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .business-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .contact-cards {
        grid-template-columns: repeat(2, 1fr);
    }

    .category-sidebar-layout {
        flex-direction: column;
    }

    .category-sidebar {
        width: 100%;
        margin-bottom: 24px;
        min-width: 0;
    }

    .category-sidebar .sidebar-menu {
        display: flex;
        flex-wrap: wrap;
        gap: 8px;
    }

    .category-sidebar .sidebar-item {
        display: inline-block;
    }

    .category-sidebar .sidebar-item a {
        display: inline-block;
    }

    .map-stats-row {
        grid-template-columns: repeat(2, 1fr);
    }

    .news-section-header,
    .list-section-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
    }

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

    .news-card--featured {
        grid-column: 1;
    }

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

    .news-detail-sidebar {
        width: 100%;
        position: static;
    }

    .nds-item {
        flex: 0 0 auto;
        width: calc(50% - 8px);
    }

    .nds-list {
        display: flex;
        flex-wrap: wrap;
        gap: 12px;
    }

    .nds-item-img {
        width: 80px;
        height: 56px;
        flex-shrink: 0;
    }

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

    .hero-tabs {
        flex-wrap: wrap;
        gap: 4px;
        bottom: 10px;
        left: 12px;
        right: 12px;
        transform: none;
        width: auto;
        max-width: none;
        padding: 4px 6px;
    }

    .hero-tab {
        padding: 10px 12px;
        font-size: 12px;
        gap: 6px;
    }

    .hero-tab-icon {
        width: 24px;
        height: 24px;
    }

    .hero-tab-icon svg {
        width: 16px;
        height: 16px;
    }

    .hero-tab-sub {
        display: none;
    }

    .hero-arrow {
        width: 40px;
        height: 40px;
        font-size: 20px;
    }

    .hero-arrow-prev {
        left: 12px;
    }

    .hero-arrow-next {
        right: 12px;
    }

    .header.transparent .nav {
        background: rgba(0, 0, 0, 0.85);
    }

    .pd-top {
        flex-direction: column;
        gap: 24px;
    }

    .pd-main-img {
        flex: none;
        max-width: 100%;
        width: 100%;
    }

    .about-content-grid {
        flex-direction: column;
    }

    .about-image {
        width: 100%;
        min-height: 200px;
    }

    .page-banner + section,
    .page-banner + .news-section,
    .page-banner + .list-section {
        padding-top: 40px;
    }

    .news-section,
    .list-section {
        padding: 40px 0 36px;
    }

    .detail-section {
        padding: 36px 0;
    }

    .static-content {
        margin: 36px auto;
    }
}

/* ===== Responsive: 768px (Tablet Portrait) ===== */
@media (max-width: 768px) {
    .hero-deco-circle,
    .hero-deco-ring,
    .hero-deco-glow,
    .hero-deco-nebula,
    .hero::before,
    .hero::after {
        display: none;
    }

    .container {
        padding: 0 20px;
    }

    .header-inner {
        height: 64px;
        flex-wrap: nowrap;
    }

    .logo {
        flex-shrink: 0;
    }

    .logo-img {
        height: 36px;
    }

    .logo-text {
        font-size: 17px;
    }

    .nav {
        display: none !important;
        position: fixed !important;
        top: 64px !important;
        left: 0 !important;
        right: 0 !important;
        background: #fff !important;
        flex-direction: column !important;
        padding: 16px !important;
        gap: 4px !important;
        box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1) !important;
        border-radius: 0 !important;
        z-index: 999 !important;
        border: none !important;
    }

    .nav.open {
        display: flex !important;
    }

    .nav-link {
        padding: 12px 16px !important;
        border-radius: 8px !important;
        font-size: 16px !important;
        background: transparent !important;
        color: #475569 !important;
    }

    .nav-link.active {
        color: #fff !important;
        background: #c10a20 !important;
    }

    .header-search {
        display: none !important;
    }

    .mobile-menu-btn {
        display: flex !important;
    }

    .btn-login {
        display: none;
    }

    .hero {
        padding-top: 64px;
    }

    .hero-content {

        text-align: center;
        padding: 32px 0;
    }

    .hero-title {
        font-size: 30px;
    }

    .hero-subtitle {
        font-size: 15px;
    }

    .hero-desc {
        font-size: 13px;
        margin-bottom: 24px;
    }


    .hero-slide.hero-text-center .hero-content,
    .hero-slide.hero-text-right .hero-content {
        text-align: left;
    }

    .hero-illustration {
        width: 260px;
        height: 220px;
    }

    .hero-tabs {
        left: 10px;
        right: 10px;
        bottom: 8px;
        transform: none;
        width: auto;
        max-width: none;
        padding: 3px 5px;
        gap: 2px;
    }

    .hero-tab {
        padding: 8px 10px;
        font-size: 11px;
        gap: 4px;
    }

    .hero-tab.active {
        padding: 10px 10px;
    }

    .hero-tab-icon {
        width: 22px;
        height: 22px;
    }

    .hero-tab-icon svg {
        width: 14px;
        height: 14px;
    }


    .hero-arrow {
        width: 36px;
        height: 36px;
        font-size: 18px;
    }

    .hero-arrow-prev {
        left: 8px;
    }

    .hero-arrow-next {
        right: 8px;
    }

    .stats {
        height: auto;
        min-height: 360px;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .stat-card {
        padding: 24px 16px;
    }

    .stat-number {
        font-size: 30px;
    }

    .stat-label {
        font-size: 13px;
    }

    .features,
    .products,
    .service-banner,
    .partners {
        padding-top: 40px;
        padding-bottom: 40px;
    }

    .features-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .feature-card {
        padding: 24px;
    }

    .products-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .product-card {
        padding: 12px;
    }

    .partners-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .partner-item {
        padding: 20px 16px;
    }

    .partner-name {
        font-size: 15px;
        letter-spacing: 1px;
    }

    .footer {
        padding-top: 48px;
    }

    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
    }

    .footer-col a {
        font-size: 13px;
        margin-bottom: 8px;
    }

    .footer-qr {
        grid-column: 1 / -1;
        text-align: center;
        padding-top: 16px;
        border-top: 1px solid rgba(255, 255, 255, 0.06);
    }

    .section-title {
        font-size: 24px;
    }

    .section-subtitle {
        font-size: 14px;
    }

    .service-title {
        font-size: 24px;
    }

    .service-desc {
        font-size: 14px;
    }

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

    .contact-cards {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .contact-card {
        padding: 24px 20px;
    }

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

    .form-row {
        flex-direction: column;
        gap: 0;
    }

    .page-banner {
        padding: 100px 0 48px;
    }

    .page-banner-title {
        font-size: 26px;
    }

    .page-banner-desc {
        font-size: 14px;
    }

    .page-banner-en {
        font-size: 10px;
    }

    .download-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }

    .download-item .btn {
        align-self: flex-start;
    }

    .news-item {
        flex-direction: column;
        gap: 8px;
    }

    .news-date {
        flex-direction: row;
        gap: 8px;
        align-items: baseline;
    }

    .news-day {
        font-size: 20px;
    }

    .news-month {
        font-size: 13px;
    }

    .map-stats-row {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .culture-cards {
        grid-template-columns: repeat(2, 1fr);
    }

    .timeline-item {
        padding-left: 30px;
    }

    .timeline-dot {
        left: 0;
    }

    .timeline-date {
        font-size: 14px;
    }

    .static-content {
        padding: 28px 20px;
    }

    .static-content h3 {
        font-size: 17px;
    }

    table {
        font-size: 13px;
    }

    th, td {
        padding: 8px 10px;
    }

    .pd-top {
        flex-direction: column;
        gap: 20px;
        padding: 20px;
    }


    .pd-gallery-main {
        aspect-ratio: 4/3;
    }

    .pd-info h1 {
        font-size: 22px;
    }

    .pd-bottom {
        padding: 20px;
    }

    .detail-article {
        padding: 24px;
    }

    .detail-title {
        font-size: 20px;
    }

    .detail-nav {
        flex-direction: column;
        gap: 8px;
        padding: 16px;
    }

    .detail-prev,
    .detail-next {
        max-width: 100%;
    }

    .news-section-header,
    .list-section-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }

    .news-tabs {
        flex-wrap: wrap;
        gap: 6px;
    }

    .news-tab {
        padding: 6px 14px;
        font-size: 13px;
    }

    .news-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .news-card--featured {
        grid-column: 1;
        flex-direction: column;
    }

    .news-card--featured .news-card-img {
        width: 100%;
        min-height: 180px;
    }

    .news-card--featured .news-card-body {
        width: 100%;
    }

    .news-card-img {
        height: 160px;
    }

    .news-card-title {
        font-size: 15px;
    }

    .news-card-summary {
        font-size: 13px;
        -webkit-line-clamp: 2;
    }


    .news-detail-title {
        font-size: 20px;
    }

    .news-detail-main {
        padding: 24px;
    }

    .news-detail-nav {
        flex-direction: column;
        gap: 8px;
    }

    .ndn-prev,
    .ndn-next {
        max-width: 100%;
    }

    .ndb-cover img {
        max-height: 240px;
    }

    .nds-list {
        display: flex;
        flex-wrap: wrap;
        gap: 10px;
    }

    .nds-item {
        flex: 0 0 auto;
        width: calc(50% - 5px);
    }

    .nds-item-img {
        width: 64px;
        height: 48px;
    }

    .nds-item-title {
        font-size: 13px;
        -webkit-line-clamp: 2;
    }

    .pagination {
        gap: 4px;
    }

    .page-btn {
        padding: 6px 10px;
        font-size: 13px;
    }


    .case-image {
        height: 200px;
    }

    .case-info {
        padding: 20px;
    }

    .search-item {
        padding: 16px;
    }

    .page-banner + section,
    .page-banner + .news-section,
    .page-banner + .list-section {
        padding-top: 32px;
    }

    .news-section,
    .list-section {
        padding: 32px 0 28px;
    }

    .detail-section {
        padding: 28px 0;
    }

    .static-content {
        margin: 28px auto;
    }

    .category-sidebar-layout {
        gap: 20px;
    }

    .culture-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }

    .vm-card {
        padding: 36px 24px;
    }

    .vm-card h2 {
        font-size: 24px;
    }

    .vm-illustration {
        width: 200px;
        height: 200px;
    }

    .news-home-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    .news-home-right {
        grid-template-columns: 1fr 1fr;
        gap: 12px;
    }
    .news-home-rcard-cover {
        height: 140px;
    }
}

/* ===== Responsive: 480px (Mobile) ===== */
@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .header-inner {
        height: 56px;
    }

    .nav {
        top: 56px !important;
    }

    .hero {
        padding-top: 56px;
    }

    .hero-title {
        font-size: 26px;
    }

    .hero-subtitle {
        font-size: 13px;
    }

    .hero-desc {
        font-size: 12px;
        margin-bottom: 20px;
        line-height: 1.7;
    }

    .hero-content {
        padding: 24px 0;
    }

    .hero-tabs {
        left: 6px;
        right: 6px;
        bottom: 6px;
        gap: 2px;
        padding: 2px 4px;
    }

    .hero-tab {
        padding: 6px 6px;
        font-size: 10px;
        gap: 3px;
        border-radius: 6px;
    }

    .hero-tab.active {
        padding: 8px 6px;
    }

    .hero-tab-icon {
        width: 18px;
        height: 18px;
    }

    .hero-tab-icon svg {
        width: 12px;
        height: 12px;
    }

    .hero-tab-text {
        font-size: 11px;
    }

    .hero-arrow {
        width: 44px;
        height: 44px;
        font-size: 18px;
    }

    .hero-illustration {
        width: 220px;
        height: 190px;
    }

    .stats {
        height: auto;
        min-height: 300px;
    }

    .stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: 10px;
    }

    .stat-card {
        padding: 18px 12px;
    }

    .stat-number {
        font-size: 26px;
    }

    .stat-label {
        font-size: 12px;
    }

    .features,
    .products,
    .service-banner,
    .partners {
        padding-top: 36px;
        padding-bottom: 36px;
    }

    .feature-card {
        padding: 20px;
    }

    .feature-icon {
        width: 44px;
        height: 44px;
        margin-bottom: 14px;
    }

    .feature-title {
        font-size: 16px;
    }

    .feature-desc {
        font-size: 13px;
    }

    .product-card {
        padding: 10px;
    }

    .product-image {
        height: 160px;
    }

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

    .product-desc {
        font-size: 13px;
    }

    .product-info {
        padding: 16px;
    }

    .partners-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }

    .partner-item {
        padding: 16px 12px;
    }

    .partner-name {
        font-size: 14px;
        letter-spacing: 0.5px;
    }

    .btn-lg {
        padding: 10px 24px;
        font-size: 14px;
    }

    .footer {
        padding-top: 36px;
    }

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

    .footer-col {
        padding-bottom: 16px;
        border-bottom: 1px solid rgba(255,255,255,0.04);
    }

    .footer-col:last-of-type {
        border-bottom: none;
        padding-bottom: 0;
    }

    .footer-title {
        font-size: 14px;
        margin-bottom: 10px;
        padding-bottom: 8px;
    }

    .footer-title::after {
        width: 18px;
    }

    .footer-col a {
        font-size: 13px;
        margin-bottom: 8px;
        display: inline-block;
        margin-right: 16px;
    }

    .footer-qr {
        grid-column: 1;
        display: flex;
        align-items: center;
        gap: 16px;
        padding-top: 16px;
        border-top: 1px solid rgba(255,255,255,0.06);
    }

    .footer-qr .qr-code {
        width: 80px;
        height: 80px;
        margin: 0;
        flex-shrink: 0;
    }

    .footer-qr .qr-placeholder svg {
        width: 50px;
        height: 50px;
    }

    .footer-qr .qr-text {
        text-align: left;
        margin: 0;
    }

    .footer-bottom {
        padding: 16px 0;
    }

    .music-icons-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
        width: 100%;
    }

    .music-icon-item {
        padding: 8px;
    }

    .music-icon-item span {
        font-size: 11px;
    }

    .map-stats-row {
        grid-template-columns: 1fr 1fr;
        gap: 10px;
    }

    .map-stat {
        padding: 20px 12px;
    }

    .map-stat-num {
        font-size: 24px;
    }

    .map-stat-label {
        font-size: 12px;
    }

    .page-banner {
        padding: 88px 0 36px;
    }

    .page-banner-title {
        font-size: 22px;
    }

    .page-banner-desc {
        font-size: 13px;
    }

    .page-banner-en {
        font-size: 11px;
    }

    .contact-card {
        padding: 20px 16px;
    }

    .contact-news-item {
        padding: 16px;
    }

    .category-sidebar .sidebar-menu {
        gap: 4px;
    }

    .category-sidebar .sidebar-item a {
        padding: 6px 12px;
        font-size: 13px;
    }

    .pd-top {
        padding: 16px;
    }

    .pd-gallery-main {
        aspect-ratio: 1;
    }

    .pd-thumb {
        flex: 0 0 48px;
        height: 48px;
    }

    .pd-info h1 {
        font-size: 20px;
    }

    .pd-bottom {
        padding: 16px;
    }

    .detail-article {
        padding: 16px;
    }

    .detail-title {
        font-size: 18px;
    }

    .news-detail-main {
        padding: 16px;
    }

    .news-detail-title {
        font-size: 18px;
    }

    .static-content {
        padding: 20px 16px;
    }

    .culture-cards,
    .culture-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .list-section-title {
        font-size: 18px;
    }

    .list-section-en {
        font-size: 11px;
    }

    .search-item {
        padding: 14px;
        gap: 10px;
    }

    .search-item-badge {
        font-size: 11px;
        padding: 2px 8px;
    }

    .search-item-body h3 {
        font-size: 14px;
    }

    .search-item-body p {
        font-size: 13px;
    }

    .section-header {
        margin-bottom: 32px;
    }

    .section-title {
        font-size: 22px;
    }

    .service-title {
        font-size: 22px;
    }

    .service-desc {
        font-size: 13px;
        margin-bottom: 24px;
    }

    .vm-card {
        padding: 28px 16px;
    }

    .vm-card h2 {
        font-size: 20px;
    }

    .vm-subtitle {
        font-size: 15px;
    }

    .vm-illustration {
        width: 160px;
        height: 160px;
    }

    .timeline {
        padding-left: 32px;
    }

    .timeline-content {
        padding: 14px 16px;
    }

    .timeline-content h4 {
        font-size: 14px;
    }

    .timeline-content p {
        font-size: 13px;
    }

    .cases-grid {
        gap: 16px;
    }

    .case-info {
        padding: 16px;
    }

    .case-info h3 {
        font-size: 16px;
    }

    .case-info p {
        font-size: 13px;
    }

    .business-card {
        padding: 24px;
    }

    .business-card h3 {
        font-size: 17px;
    }

    .download-item {
        padding: 16px;
    }

    .download-info h4 {
        font-size: 14px;
    }

    .download-info p {
        font-size: 12px;
    }

    .news-card-body {
        padding: 14px 16px;
    }

    .news-card-title {
        font-size: 14px;
    }

    .news-card-summary {
        font-size: 12px;
    }

    .nds-item {
        width: 100%;
    }

    .nds-item-img {
        width: 56px;
        height: 40px;
    }

    .news-home {
        padding: 48px 0;
    }
    .news-home-right {
        grid-template-columns: 1fr;
    }
    .news-home-left-header {
        padding: 16px 18px 10px;
    }
    .news-home-left-list {
        padding: 4px 18px 12px;
    }
    .news-home-left-item a {
        font-size: 13px;
    }
    .news-home-rcard-cover {
        height: 130px;
    }
    .news-home-rcard-body {
        padding: 12px 16px;
    }
}

/* ===== Responsive: 360px (Small Mobile) ===== */
@media (max-width: 360px) {
    .container {
        padding: 0 12px;
    }

    .hero-title {
        font-size: 22px;
    }

    .hero-tab {
        padding: 5px 5px;
        font-size: 9px;
        gap: 2px;
    }

    .hero-tab.active {
        padding: 7px 5px;
    }

    .hero-tab-icon {
        width: 16px;
        height: 16px;
    }

    .hero-tab-icon svg {
        width: 10px;
        height: 10px;
    }

    .hero-tab-text {
        font-size: 9px;
    }

    .stat-number {
        font-size: 22px;
    }

    .section-title {
        font-size: 20px;
    }

    .page-banner-title {
        font-size: 20px;
    }

    .feature-card {
        padding: 16px;
    }

    .feature-title {
        font-size: 15px;
    }

    .product-image {
        height: 140px;
    }

    .partner-item {
        padding: 12px 10px;
    }

    .partner-name {
        font-size: 13px;
    }

    .footer-title {
        font-size: 13px;
        margin-bottom: 8px;
    }

    .footer-col a {
        font-size: 12px;
        margin-right: 12px;
    }

    .footer-qr .qr-code {
        width: 64px;
        height: 64px;
    }

    .footer-qr .qr-placeholder svg {
        width: 40px;
        height: 40px;
    }
}