/* Responsive For Tablet/mobile */
@media only screen and (max-width: 991px) {
    .header-main {
        height: 98px !important;
    }
    .logo a {
        font-size: 40px !important;
    }

    .header-inner.container {
        padding: 24px 16px !important;
    }

    .custom-layout-container .content-area {
        margin-left: 0 !important;
    }
    .footer-wrapper {
        margin: 0 !important;
    }

    .custom-footer {
        width: 100% !important;
    }

    .section-service-us .box-text.text-center {
        transform: translate(25%,-40%);
    }

    .sidebar-menu {
        display: none;
    }
    .sidebar-menu-mobile {
        display: block;
        padding-top: 24px;
        margin-top: 98px;
        background-color: #fff;
        width: 120px;
        box-shadow: -4px 0px 10px 0px rgba(0, 0, 0, 0.10);
        position: fixed;
        top: 0;
        right: 0;
        height: calc(100% - 98px);
        z-index: 1000;
        /* Key change: Use right instead of transform to avoid stacking context */
        right: -120px; /* Hidden by default */
        transition: right 0.3s ease-in-out;
        overflow-y: auto;
        overflow-x: visible;
        scroll-behavior: smooth;
        -webkit-overflow-scrolling: touch;
    }

    /* Custom scrollbar cho sidebar mobile */
    .sidebar-menu-mobile::-webkit-scrollbar {
        width: 4px;
    }
    
    .sidebar-menu-mobile::-webkit-scrollbar-track {
        background: transparent;
    }
    
    .sidebar-menu-mobile::-webkit-scrollbar-thumb {
        background: rgba(186, 53, 136, 0.3);
        border-radius: 10px;
    }
    
    .sidebar-menu-mobile::-webkit-scrollbar-thumb:hover {
        background: rgba(186, 53, 136, 0.5);
    }

    

    .sidebar-menu-mobile.active {
        right: 0; /* Show sidebar */
    }


    .sidebar-menu-list-mobile{
        list-style: none;
        padding: 0;
        margin: 0;
        display: flex;
        gap: 15px;
        flex-direction: column;
        align-items: center;
        justify-content: flex-start;
        min-height: 100%;
        padding-bottom: 20px;
    }
    
    .sidebar-menu-list-mobile li {
        width: 100%;
        flex-shrink: 0;
    }
    
    .sidebar-menu-list-mobile .has-icon-left a  {
        display: flex;
        align-items: center;
        justify-content: center;
        flex-direction: column;
        gap: 8px;
        transition: background-color 0.2s ease;
    }

    .sidebar-menu-list-mobile .has-icon-left a:hover {
        background-color: rgba(253, 230, 247, 0.5);
    }

    .sidebar-menu-list-mobile .has-icon-left a svg {
        width: 24px;
        height: 24px;
    }

    /* CSS cho submenu trong sidebar mobile - Render outside sidebar */
    .sidebar-menu-mobile .menu-item.has-icon-left {
        position: static; /* Không tạo stacking context */
    }

    .sidebar-menu-mobile .menu-item.has-icon-left .sub-menu {
        /* Render submenu outside của sidebar DOM */
        position: fixed !important;
        top: auto !important;
        left: auto !important;
        right: 130px !important;
        margin: 0 !important;
        background-color: #fff;
        box-shadow: -8px 0 25px rgba(0, 0, 0, 0.15);
        border-radius: 12px;
        padding: 15px 0;
        min-width: 200px;
        max-width: 250px;
        opacity: 0;
        visibility: hidden;
        transform: translateX(10px);
        transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        z-index: 999999 !important; /* Higher than sidebar */
        border: 1px solid rgba(0, 0, 0, 0.1);
        pointer-events: none;
        white-space: nowrap;
        /* Key: Không bị ảnh hưởng bởi parent */
        contain: layout style paint;
    }

    /* Hiển thị submenu khi tap/hover trên mobile */
    .sidebar-menu-mobile .menu-item.has-icon-left:hover .sub-menu,
    .sidebar-menu-mobile .menu-item.has-icon-left .sub-menu:hover,
    .sidebar-menu-mobile .menu-item.has-icon-left.active .sub-menu {
        opacity: 1 !important;
        visibility: visible !important;
        transform: translateX(0) !important;
        pointer-events: auto !important;
    }

    /* Arrow indicator cho mobile - pointing right */
    .sidebar-menu-mobile .menu-item.has-icon-left .sub-menu::before {
        content: '';
        position: absolute;
        top: 20px;
        right: -8px;
        width: 0;
        height: 0;
        border-top: 8px solid transparent;
        border-bottom: 8px solid transparent;
        border-left: 8px solid #fff;
        filter: drop-shadow(2px 0 4px rgba(0, 0, 0, 0.1));
    }

    /* Submenu items styling cho mobile */
    .sidebar-menu-mobile .menu-item.has-icon-left .sub-menu li {
        margin: 0;
        padding: 0;
        list-style: none;
    }

    .sidebar-menu-mobile .menu-item.has-icon-left .sub-menu li a {
        display: block;
        padding: 12px 20px;
        color: #333;
        text-decoration: none;
        transition: all 0.2s ease;
        border-radius: 6px;
        margin: 0 8px;
        font-size: 14px;
        line-height: 1.4;
        white-space: nowrap;
    }

    .sidebar-menu-mobile .menu-item.has-icon-left .sub-menu li a:hover {
        background-color: var(--primary-color);
        color: #fff;
        transform: translateX(-5px);
    }

    /* Tạo vùng hover mở rộng cho mobile */
    .sidebar-menu-mobile .menu-item.has-icon-left {
        position: relative;
        padding-left: 15px; /* Tăng vùng hover về phía submenu */
    }

    /* JavaScript support - class toggle cho mobile */
    .sidebar-menu-mobile .menu-item.has-icon-left.submenu-active .sub-menu {
        opacity: 1 !important;
        visibility: visible !important;
        transform: translateX(0) !important;
        pointer-events: auto !important;
        /* Ensure submenu is always on top */
        z-index: 999999 !important;
        position: fixed !important;
    }

    /* Hiệu ứng ripple khi tap menu item có submenu */
    .sidebar-menu-mobile .menu-item.has-icon-left > a {
        position: relative;
        overflow: hidden;
    }

    .sidebar-menu-mobile .menu-item.has-icon-left > a::after {
        content: '';
        position: absolute;
        top: 50%;
        left: 50%;
        width: 0;
        height: 0;
        border-radius: 50%;
        transform: translate(-50%, -50%);
        transition: width 0.3s ease, height 0.3s ease;
        pointer-events: none;
    }

    .sidebar-menu-mobile .menu-item.has-icon-left.submenu-active > a::after {
        width: 100%;
        height: 100%;
    }

    /* Indicator cho menu item có submenu */
    .sidebar-menu-mobile .menu-item.has-icon-left:has(.sub-menu) > a::before {
        content: '▶';
        position: absolute;
        top: 5px;
        left: 5px;
        font-size: 8px;
        color: var(--primary-color);
        opacity: 0.7;
        transition: transform 0.3s ease;
        transform: rotate(300deg);
    }

    .sidebar-menu-mobile .menu-item.has-icon-left.submenu-active:has(.sub-menu) > a::before {
        transform: rotate(90deg);
    }

    /* Tối ưu cho touch */
    .sidebar-menu-mobile .menu-item.has-icon-left {
        -webkit-tap-highlight-color: transparent;
        touch-action: manipulation;
        position: static; /* Không tạo stacking context */
    }

    /* Overlay backdrop cho submenu mobile - giúp focus vào submenu */
    .sidebar-menu-mobile .menu-item.has-icon-left.submenu-active::after {
        content: '';
        position: fixed;
        top: 0;
        left: 0;
        right: 130px; /* Không che sidebar */
        bottom: 0;
        background: rgba(0, 0, 0, 0.1);
        z-index: 999998;
        pointer-events: auto;
        opacity: 0;
        animation: fadeInBackdrop 0.3s ease forwards;
    }

    @keyframes fadeInBackdrop {
        to {
            opacity: 1;
        }
    }

    /* Close button cho submenu trên mobile nhỏ */
    /* .sidebar-menu-mobile .menu-item.has-icon-left .sub-menu::after {
        content: '';
        position: absolute;
        top: 8px;
        right: 12px;
        width: 24px;
        height: 24px;
        background: rgba(186, 53, 136, 0.1);
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 16px;
        font-weight: bold;
        color: var(--primary-color);
        cursor: pointer;
        transition: all 0.2s ease;
        z-index: 1000000;
    } */

    .sidebar-menu-mobile .menu-item.has-icon-left .sub-menu::after:hover {
        background: var(--primary-color);
        color: #fff;
        transform: scale(1.1);
    }

    .why-choose-us-section .icon-box.featured-box {
        padding: 10px;
    }

    .why-choose-us-section .icon-box.featured-box .icon-box-text p {
        font-size: 13px;
    }

    .group-image .box-text-inner p {
        font-size: 16px;
    }

    .group-image .item-big .box-text {
        right: 14px;
    }

    .group-image .box-image img {
        min-height: 160px;
    }

    .introduce_contact .banner-layers {
        transform: translateY(0);
    }

    .price_page_heading p {
        font-size: 16px;
    }

    .price_page_heading h2 {
        font-size: 30px;
    }

}

@media only screen and (max-width: 549px) {
    .introduce_contact .text-box.banner-layer {
        padding: 0 15px;
    }
    
    /* Điều chỉnh submenu cho màn hình nhỏ hơn */
    .sidebar-menu-mobile .menu-item.has-icon-left .sub-menu {
        right: 110px !important; /* Gần sidebar hơn cho màn hình nhỏ */
        min-width: 180px;
        max-width: 220px;
        padding: 12px 0;
    }

    .sidebar-menu-mobile .menu-item.has-icon-left .sub-menu li a {
        padding: 10px 16px;
        font-size: 13px;
        margin: 0 6px;
    }

    /* Tăng kích thước touch target cho mobile */
    .sidebar-menu-list-mobile .has-icon-left {
        min-height: 60px;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    .sidebar-menu-list-mobile .has-icon-left a svg {
        width: 20px !important;
        height: 20px !important;
    }
    
    .sidebar-menu-list-mobile .has-icon-left .ux-menu-text {
        font-size: 11px;
    }

    /* Submenu positioning cho màn hình rất nhỏ */
    .sidebar-menu-mobile .menu-item.has-icon-left .sub-menu {
        /* Đảm bảo submenu không ra khỏi viewport */
        max-height: calc(100vh - 150px);
        overflow-y: auto;
        overflow-x: hidden;
    }

    /* Custom scrollbar cho submenu mobile */
    .sidebar-menu-mobile .menu-item.has-icon-left .sub-menu::-webkit-scrollbar {
        width: 3px;
    }
    
    .sidebar-menu-mobile .menu-item.has-icon-left .sub-menu::-webkit-scrollbar-track {
        background: transparent;
    }
    
    .sidebar-menu-mobile .menu-item.has-icon-left .sub-menu::-webkit-scrollbar-thumb {
        background: rgba(186, 53, 136, 0.3);
        border-radius: 10px;
    }
}