/* Shared mobile layout. Loaded after each page's desktop stylesheet. */
.menu-toggle {
    display: none;
}

@media (max-width: 768px) {
    html {
        scroll-behavior: smooth;
    }

    html,
    body {
        width: 100%;
        min-width: 0 !important;
        overflow-x: hidden;
    }

    .mobile-warning {
        display: none !important;
    }

    .navbar,
    .navbar:hover {
        left: 0 !important;
        min-width: 0 !important;
        background: rgba(10, 18, 30, 0.94);
        backdrop-filter: blur(14px);
    }

    .navbar-container {
        position: relative;
        height: 64px !important;
        padding: 0 20px !important;
        justify-content: space-between;
    }

    .logo-link {
        position: static;
        transform: none;
    }

    .logo-default,
    .navbar:hover .logo-default {
        display: block;
        height: 36px;
    }

    .navbar:hover .logo-hover {
        display: none;
    }

    .menu-toggle {
        display: inline-flex;
        width: 44px;
        height: 44px;
        padding: 10px;
        border: 0;
        border-radius: 8px;
        background: transparent;
        color: #ffffff;
        cursor: pointer;
        flex-direction: column;
        justify-content: center;
        gap: 5px;
    }

    .menu-toggle span {
        display: block;
        width: 24px;
        height: 2px;
        margin: 0 auto;
        border-radius: 2px;
        background: currentColor;
        transition: transform 0.2s ease, opacity 0.2s ease;
    }

    .navbar.is-menu-open .menu-toggle span:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }

    .navbar.is-menu-open .menu-toggle span:nth-child(2) {
        opacity: 0;
    }

    .navbar.is-menu-open .menu-toggle span:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }

    .nav-menu {
        position: fixed;
        top: 64px;
        right: 0;
        left: 0;
        display: none;
        width: 100%;
        max-height: calc(100dvh - 64px);
        margin: 0;
        padding: 12px 20px 24px;
        overflow-y: auto;
        background: #101b2b;
        box-shadow: 0 16px 28px rgba(0, 0, 0, 0.22);
        flex-direction: column;
        align-items: stretch;
        gap: 0;
    }

    .navbar.is-menu-open .nav-menu {
        display: flex !important;
    }

    .nav-item {
        width: 100%;
        border-bottom: 1px solid rgba(255, 255, 255, 0.12);
    }

    .nav-link,
    .navbar:hover .nav-link {
        padding: 14px 4px;
        color: #ffffff;
        font-size: 16px;
        line-height: 1.4;
    }

    .nav-link::after,
    .sub-menu::before,
    .sub-menu-item + .sub-menu-item::before {
        display: none;
    }

    .navbar.is-menu-open .nav-item-has-children > .sub-menu {
        position: static;
        display: none !important;
        min-width: 0;
        margin: 0 0 10px;
        padding: 0 0 0 14px;
        transform: none;
        opacity: 1;
        visibility: visible;
        background: transparent;
        border: 0;
        border-left: 1px solid rgba(255, 255, 255, 0.24);
        border-radius: 0;
        box-shadow: none;
        backdrop-filter: none;
    }

    .navbar.is-menu-open .nav-item.is-submenu-open > .sub-menu {
        display: block !important;
    }

    .sub-menu-grid,
    .sub-menu-grid .sub-menu-item {
        display: block;
        width: 100%;
        max-width: none;
    }

    .sub-menu-link,
    .sub-menu-link:hover {
        display: block;
        padding: 10px 0;
        color: rgba(255, 255, 255, 0.78);
        font-size: 14px;
        white-space: normal;
        transform: none;
    }

    .sub-menu-link::before,
    .sub-menu-link::after {
        display: none;
    }

    body.is-menu-open {
        overflow: hidden;
    }

    .site-footer {
        padding: 36px 20px 28px;
    }

    .footer-content {
        padding: 0;
        align-items: flex-start;
        gap: 28px;
    }

    .footer-title {
        font-size: 20px;
        line-height: 1.5;
    }

    .footer-details {
        display: block;
    }

    .footer-item + .footer-item {
        margin-top: 8px;
    }

    .footer-right {
        align-self: center;
    }

    .footer-bottom {
        text-align: center;
    }

    .footer-copyright,
    .footer-beian {
        line-height: 1.6;
    }

    .company-banner,
    .solution-banner,
    .news-banner,
    .careers-banner,
    .video-banner {
        height: 280px !important;
        min-height: 0;
    }

    .company-banner-content,
    .solution-banner-content,
    .news-banner-content,
    .careers-banner-content,
    .video-banner-content {
        width: 100%;
        padding: 0 24px;
    }

    .company-banner-title,
    .solution-banner-title,
    .news-banner-title,
    .careers-banner-title,
    .video-banner-title {
        margin-bottom: 12px;
        font-size: clamp(30px, 9vw, 38px) !important;
        letter-spacing: 2px !important;
    }

    .company-banner-subtitle,
    .solution-banner-subtitle,
    .news-banner-subtitle,
    .careers-banner-subtitle,
    .video-banner-subtitle {
        font-size: 15px !important;
        letter-spacing: 1px !important;
        line-height: 1.6;
    }

    .company-tabs-wrapper {
        top: 64px !important;
        overflow-x: auto;
    }

    .company-tabs {
        width: max-content;
        min-width: 100%;
        justify-content: flex-start;
        padding: 0 8px;
    }

    .company-tab {
        flex: 0 0 auto;
        padding: 15px 14px;
        font-size: 14px;
    }

    .company-section,
    .service-content-section,
    .advantages-section,
    .value-section,
    .news-section,
    .detail-section,
    .careers-section,
    .video-section {
        padding-right: 20px !important;
        padding-left: 20px !important;
    }

    .section-title {
        font-size: 27px !important;
        line-height: 1.35;
    }

    .section-subtitle {
        margin-bottom: 32px;
        line-height: 1.7;
    }

    .intro-card,
    .service-card,
    .advantage-card,
    .value-card {
        padding: 24px 20px !important;
        border-radius: 16px;
    }

    .service-cards,
    .advantages-grid,
    .value-grid {
        gap: 16px;
    }

    .solution-page .service-cards,
    .solution-page .advantages-grid,
    .solution-page .value-grid {
        display: grid;
        grid-template-columns: minmax(0, 1fr);
        align-items: start;
    }

    .solution-page .service-card,
    .solution-page .advantage-card,
    .solution-page .value-card {
        width: 100%;
        max-width: none;
        min-height: 0;
        height: auto;
        align-self: start;
    }

    .solution-page .intro-card p,
    .solution-page .service-card-desc,
    .solution-page .advantage-card-desc,
    .solution-page .value-card-desc {
        overflow-wrap: anywhere;
        text-align: left;
        line-height: 1.7;
    }

    .advantage-card-header {
        align-items: flex-start;
        gap: 14px;
        margin-bottom: 16px;
    }

    .advantage-card-title,
    .service-card-title {
        font-size: 19px;
        line-height: 1.45;
    }

    .careers-filter {
        top: 64px !important;
    }

    .careers-filter-inner {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 10px;
        padding: 12px 20px;
    }

    .filter-label {
        grid-column: 1 / -1;
    }

    .filter-select {
        width: 100%;
        min-width: 0;
        padding: 10px 12px;
    }

    .news-card {
        padding: 18px !important;
    }

    .news-image {
        height: 180px !important;
    }

    .detail-header {
        padding: 30px 20px !important;
    }

    .detail-meta,
    .detail-tags {
        gap: 8px;
    }

    .video-player-wrapper {
        padding: 0 !important;
    }

    .video-player-container {
        border-radius: 12px;
    }

    /* The home page changes from desktop slides to a normal vertical page. */
    .carousel-dots,
    .scroll-indicator {
        display: none;
    }

    .carousel-wrapper,
    .carousel-wrapper.slide-up,
    .carousel-wrapper.slide-down,
    .carousel-wrapper.slide-down-2,
    .carousel-wrapper.slide-down-3 {
        transform: none !important;
    }

    .carousel-wrapper.is-transitioning {
        transition: none;
    }

    .carousel-section,
    .about-section,
    .service-section,
    .choose-section {
        height: auto;
        min-height: 100svh;
        overflow: hidden;
        padding: 96px 20px 48px;
    }

    .hero-section {
        min-height: 100svh;
        display: flex;
        align-items: center;
    }

    .hero-content,
    .about-content,
    .service-content,
    .choose-content {
        width: 100%;
        height: auto;
        padding: 0;
    }

    .hero-title,
    .hero-subtitle,
    .about-title,
    .service-title,
    .choose-title {
        font-size: clamp(30px, 9vw, 42px);
        line-height: 1.35;
    }

    .hero-title,
    .about-title,
    .service-title,
    .choose-title {
        margin-bottom: 16px;
    }

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

    .about-description {
        font-size: 16px;
        line-height: 1.75;
        margin-bottom: 14px;
    }

    .about-button {
        padding: 12px 22px;
        font-size: 16px;
    }

    .service-content,
    .choose-content {
        text-align: left;
    }

    .service-intro {
        margin-bottom: 24px;
        font-size: 16px;
        line-height: 1.7;
    }

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

    .carousel-section .service-card {
        padding: 22px;
        border-radius: 12px;
    }

    .carousel-section .service-card-number {
        font-size: 46px;
    }

    .carousel-section .service-card-title {
        font-size: 21px;
    }

    .carousel-section .service-card-content p,
    .carousel-section .service-card-content li {
        font-size: 14px;
        line-height: 1.75;
    }

    .choose-list {
        display: flex;
        flex-direction: column;
        gap: 14px;
        width: 100%;
    }

    .choose-item {
        align-items: flex-start;
        gap: 14px;
        padding: 18px;
    }

    .choose-item-number {
        min-width: 42px;
        font-size: 34px;
    }

    .choose-item-title {
        font-size: 18px;
    }

    .choose-item-desc {
        font-size: 14px;
        line-height: 1.7;
    }
}

@media (max-width: 390px) {
    .navbar-container {
        padding-right: 16px !important;
        padding-left: 16px !important;
    }

    .carousel-section,
    .about-section,
    .service-section,
    .choose-section {
        padding-right: 16px;
        padding-left: 16px;
    }

    .careers-filter-inner {
        grid-template-columns: 1fr;
    }

    .filter-label {
        grid-column: auto;
    }
}