/* #region desktop */
/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    color: #1f2328;
    line-height: 1.5;
    background-color: #fff;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

/* Typography Utility */
.text-blue {
    color: #1e67e3;
}

/* Header */
.header {
    background-color: #fff;
    border-bottom: 1px solid #e5e7eb;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
}

.header-container {
    max-width: 1920px;
    margin: 0 auto;
    padding: 0 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
    position: relative;
    /* Base for Mega Menu screen centering */
}
.header-container a:hover {
    opacity: 1;
}

/* Logo */
.logo-link {
    display: flex;
    gap: 12px;
    align-items: center;
}
.logo-link:hover, .logo-link:active, .logo-link:focus, .logo-link:visited {
    color: #000;
}
.logo-container {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 20px;
    font-weight: 700;
    color: #000;
    text-align: center;
    font-family: Inter;
    font-size: 24px;
    font-style: normal;
    font-weight: 700;
    line-height: 28px;
    /* 116.667% */
}

/* .logo-icon {
    width: 32px;
    height: 32px;
    background: conic-gradient(from 180deg at 50% 50%, #FF0000 0deg, #FF7A00 72deg, #00C300 144deg, #009DFF 216deg, #0047FF 288deg, #FF0000 360deg);
    border-radius: 50%;
    position: relative;
} */

/* .logo-icon::after {
    content: '';
    position: absolute;
    top: 8px;
    left: 8px;
    right: 8px;
    bottom: 8px;
    background-color: #fff;
    border-radius: 50%;
} */

/* Main Navigation */
.main-nav {
    flex: 1;
    display: flex;
    justify-content: flex-start;
    margin-left: 48px;
    height: 100%;
}

.nav-list {
    display: flex;
    gap: 24px;
    height: 100%;
}

.nav-item {
    height: 100%;
    display: flex;
    align-items: center;
    position: relative;
    margin: 0;
    /* Crucial for linear-menu positioning */
}

.nav-link {
    font-size: 14px;
    font-weight: 500;
    color: #1f2328;
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 0 0px;
    height: 100%;
    transition: color 0.2s ease;
    position: relative;
    cursor: pointer;
    font-family: Inter;
}
.nav-link:hover {
    color: #1f2328;
}

.active-line {
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 100%;
    height: 3px;
    background-color: transparent;
    display: block;
    transition: background-color 0.2s ease;
}

.nav-link.active .active-line,
.nav-item:hover .nav-link .active-line,
.nav-item.open .nav-link .active-line {
    background-color: #1e67e3;
}

.arrow-down {
    width: 12px;
    height: 12px;
    transition: transform 0.2s ease;
}

.nav-item:hover .arrow-down,
.nav-item.open .arrow-down,
.nav-item:hover .arrow-down {
    transform: rotate(180deg);
}

/* Mega Menu (Products) */
.mega-menu {
    position: absolute;
    /* Fixed to center of screen */
    top: 84px;
    left: 0;
    /* transform: translateX(-50%); */
    width: 1300px;
    max-width: 95vw;
    background-color: #fff;
    border-radius: 16px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s ease, visibility 0.2s ease;
    z-index: 100;
    display: flex;
    flex-direction: column;
    border: 1px solid #f0f2f5;
}
.mega-menu ul, .mega-menu li {
    margin: 0;
}

/* Linear Menu (Solutions, etc) */
.linear-menu {
    position: absolute;
    top: calc(100% + 12px);
    left: 0;
    width: 280px;
    background-color: #fff;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s ease, visibility 0.2s ease;
    z-index: 100;
    padding: 8px;
    border: 1px solid #f0f2f5;
}

/* Bridge for hover stability */
.nav-item .mega-menu::before,
.nav-item .linear-menu::before {
    content: '';
    position: absolute;
    top: -12px;
    left: 0;
    width: 100%;
    height: 12px;
    background-color: transparent;
}

.nav-item .mega-menu::before {
    /* width: 100vw; */
    /* transform: translateX(-16%); */
    /* left: 0; */
}

/* Open states */
.nav-item:hover .mega-menu,
.nav-item.open .mega-menu,
.nav-item:hover .linear-menu,
.nav-item.open .linear-menu,
.nav-item:hover .kienthuc-menu,
.nav-item.open .kienthuc-menu {
    opacity: 1;
    visibility: visible;
}

/* Kiến thức Menu (3 columns) */
.kienthuc-menu {
    position: absolute;
    top: calc(100% + 12px);
    left: 50%;
    transform: translateX(-35%);
    background: #ffffff;
    border-radius: 12px;
    box-shadow: 0px 4px 20px 0px rgba(0, 0, 0, 0.08);
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s ease-in-out;
    z-index: 1000;
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 24px;
    min-width: 778px;
}

.kienthuc-menu::before {
    content: '';
    position: absolute;
    top: -12px;
    left: 0;
    width: 100%;
    height: 12px;
    background-color: transparent;
}

.kienthuc-menu-content {
    display: grid;
    grid-template-columns: 1fr 260px 1fr;
    gap: 0;
}

.kienthuc-column {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.kienthuc-title {
    color: var(--Text-Secondary, #252B37);
    font-family: Inter;
    font-size: var(--Fontsize-Body-small-Semibold, 14px);
    font-style: normal;
    font-weight: 600;
    line-height: var(--Line-height-xs, 18px);
    /* 128.571% */
    letter-spacing: var(--Letter-spacing-Default, -0.2px);
    text-transform: uppercase;
    margin: 0;
}

.kienthuc-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.kienthuc-link {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 0px;
    color: var(--Text-Secondary, #252B37);
    font-family: Inter;
    font-size: var(--Fontsize-Body-base-Regular, 14px);
    font-style: normal;
    font-weight: 400;
    line-height: var(--Line-height-s, 24px);
    /* 150% */
    letter-spacing: var(--Letter-spacing-Default, -0.2px);
    text-decoration: none;
    transition: color 0.2s ease;
    position: relative;
}

.kienthuc-link:hover {
    color: var(--Text-Brand, #2662FF);
}

.kienthuc-link:hover .sub-chevron {
    opacity: 1;
    transform: translateX(4px);
    margin-left: 4px;
}

.kienthuc-footer {
    text-align: center;
    margin-top: 8px;
}

.kienthuc-footer-link {
    color: var(--Text-Brand, #2662FF);
    text-align: center;
    font-family: Inter;
    font-size: var(--Fontsize-Body-base-Semibold, 16px);
    font-style: normal;
    font-weight: 600;
    line-height: var(--Line-height-s, 24px);
    /* 150% */
    letter-spacing: var(--Letter-spacing-Default, -0.2px);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: opacity 0.2s ease;
}

.kienthuc-footer-link:hover {
    opacity: 0.8;
}

.kienthuc-arrow {
    width: 20px;
    height: 20px;
}

.linear-menu-list {
    display: flex;
    flex-direction: column;
}

.linear-menu-item {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    padding: 10px 16px;
    border-radius: 8px;
    transition: all 0.2s ease;
    font-size: 14px;
    font-weight: 400;
    line-height: 24px;
    letter-spacing: -0.2px;
    color: #1f2328;
    cursor: pointer;
    gap: 0px;
}

.linear-menu-item:hover {
    color: #2662FF;
}

.sub-chevron {
    width: 16px;
    height: 16px;
    stroke: #2662FF;
    stroke-width: 2;
    fill: none;
    opacity: 0;
    transform: translateX(0);
    transition:
        opacity 0.25s cubic-bezier(0.4, 0, 0.2, 1),
        transform 0.3s cubic-bezier(0.4, 0, 0.2, 1),
        margin-left 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.linear-menu-item:hover .sub-chevron {
    opacity: 1;
    transform: translateX(4px);
}

.mega-menu-content {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    padding: 0 32px 32px 32px;
    gap: 20px;
    height: 540px;
    overflow-y: auto;
    scrollbar-width: none;
    margin-top: 32px;
    margin-right: 16px;
}

.mega-menu-content::-webkit-scrollbar {
    display: none;
}

.custom-scroll {
    overflow: auto;

    /* Firefox */
    scrollbar-width: thin;
    scrollbar-color: #D5D7DA transparent;
}

/* Chrome, Edge, Safari */
.custom-scroll::-webkit-scrollbar {
    width: 6px;
    height: 6px;
    flex-shrink: 0;
}

.custom-scroll::-webkit-scrollbar-track {
    background: transparent;
}

.custom-scroll::-webkit-scrollbar-thumb {
    background: #D5D7DA;
    border-radius: 9999px;
}

.mega-menu-overlay {
    position: absolute;
    bottom: 110px;
    left: 0;
    width: 100%;
    height: 59px;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.00) 0%, rgba(255, 255, 255, 0.80) 42.21%, #FFF 70.83%);
    opacity: 0.9;
    pointer-events: none;
    z-index: 10;
    display: none;
}

.menu-column {
    min-width: 0;
}

.column-title {
    margin-bottom: 8px;
    color: var(--Text-Link, #245FDF);
    font-family: Inter;
    font-size: 14px;
    font-style: normal;
    font-weight: 600;
    line-height: 20px;
    /* 142.857% */
    letter-spacing: var(--Letter-spacing-Default, -0.2px);
    text-transform: uppercase;
    display: block;
}
.column-title:hover {
    color: var(--Text-Link, #245FDF);
}

.column-desc {
    margin-bottom: 24px;
    color: var(--Text-Secondary-Neutral, #666);

    /* Body-small/Regular */
    font-family: Inter;
    font-size: var(--Fontsize-Body-small-Regular, 13px);
    font-style: normal;
    font-weight: 400;
    line-height: var(--Line-height-xs, 18px);
    /* 128.571% */
    letter-spacing: var(--Letter-spacing-Default, -0.2px);
}

.product-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.product-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 4px;
    border-radius: 8px;
}



.product-icon {
    width: 28px;
    height: 28px;
    flex-shrink: 0;
}

.product-info {
    display: flex;
    flex-direction: column;
}

.product-name {
    display: inline-flex;
    align-items: center;
    position: relative;
    color: var(--Text-Primary, #181D27);
    /* Body-base/Semi Bold */
    font-family: Inter;
    font-size: var(--Fontsize-Body-base-Semibold, 14px);
    font-style: normal;
    font-weight: 600;
    line-height: var(--Line-height-s, 24px);
    /* 150% */
    letter-spacing: var(--Letter-spacing-Default, -0.2px);
    transition: color 0.2s ease;
}

.product-item:hover .product-name {
    color: var(--Text-Link, #245FDF);
    opacity: 1;
}

.product-arrow {
    width: 16px;
    height: 16px;
    stroke: #245FDF;
    stroke-width: 2;
    fill: none;
    opacity: 0;
    transform: translateX(0);
    transition:
        opacity 0.25s cubic-bezier(0.4, 0, 0.2, 1),
        transform 0.3s cubic-bezier(0.4, 0, 0.2, 1),
        margin-left 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.product-item:hover .product-arrow {
    opacity: 1;
    transform: translateX(4px);
    margin-left: 4px;
}

.product-desc {
    font-size: 12px;
    color: #6b7280;
    color: var(--Text-Secondary-Neutral, #666);

    /* Body-small/Regular */
    font-family: Inter;
    /* font-size: var(--Fontsize-Body-small-Regular, 14px); */
    font-style: normal;
    font-weight: 400;
    line-height: var(--Line-height-xs, 18px);
    /* 128.571% */
    letter-spacing: var(--Letter-spacing-Default, -0.2px);
}

.mega-menu-bottom {
    display: grid;
    gap: 20px;
    padding: 32px;
    background-color: #fff;
    /* border-top: 1px solid #f0f2f5; */
    border-bottom-left-radius: 16px;
    border-bottom-right-radius: 16px;
    grid-template-columns: 1fr 1fr 180px;
}

.bottom-banner {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 12px;
    border-radius: 12px;
    height: 100%;
    position: relative;
    border: 1px solid transparent;
}

.bg-blue-light {
    background-color: #f0f7ff;
}

.border-blue {
    border-color: #cde4ff;
}

.bg-orange-light {
    background-color: #fffaf5;
}

.border-orange {
    border-color: #ffe4cc;
}

.hot-badge-icon {
    position: absolute;
    top: -14px;
    right: 20px;
    width: 62px;
    height: 32px;
    z-index: 11;
}

.app-store {
    background-color: #fff;
    border: 1px solid #e5e7eb;
    justify-content: center;
}

.app-store-link {
    width: 180px;
}
.bottom-banner.app-store h4 {
    color: var(--Text-Primary, #181D27);
    text-align: center;
    font-variant-numeric: lining-nums tabular-nums;

/* Body Regular/SemiBold */
    font-family: var(--Font-Family-Body, Inter);
    font-size: var(--Font-Size-Body-Regular, 14px);
    font-style: normal;
    font-weight: 600;
    line-height: var(--Line-Height-Body-Regular, 20px); /* 142.857% */
    margin: 0;
}
.banner-icon {
    width: 32px;
    height: 32px;
    flex-shrink: 0;
}

.banner-icon.small {
    width: 24px;
    height: 24px;
}

.banner-content h4 {
    font-size: 14px;
    font-weight: 700;
    color: #1f2328;
    margin-bottom: 2px;
    margin-top: 0;
}

.banner-content p {
    font-size: 12px;
    color: #6b7280;
    margin: 0;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.lang-selector {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    color: #1f2328;
    cursor: pointer;
}

.icon-earth {
    width: 18px;
    height: 18px;
    opacity: 0.6;
}

.auth-buttons {
    display: flex;
    gap: 12px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 36px;
    padding: 0 16px;
    font-size: 13px;
    font-weight: 600;
    border-radius: 6px;
    transition: all 0.2s ease;
    cursor: pointer;
}

.btn-outline {
    display: flex;
    height: 42px;
    min-width: 120px;
    padding: var(--space-12, 12px) var(--space-20, 20px);
    justify-content: center;
    align-items: center;
    gap: var(--space-4, 4px);
    border-radius: var(--radius-l, 12px);
    border: 2px solid #2662FF;
    background: var(--Base-White, #FFF);
    /* Backdrop blurs/lg */
    backdrop-filter: blur(12px);
    color: #2662FF;
    /* Added context color based on border */
}

.btn-primary {
    display: flex;
    height: 42px;
    min-width: 120px;
    padding: var(--space-12, 12px) var(--space-20, 20px);
    justify-content: center;
    align-items: center;
    gap: var(--space-4, 4px);
    border-radius: var(--radius-l, 12px);
    background: linear-gradient(56deg, var(--Brand-Primary, #2662FF) 0%, var(--Brand-400, #5993FF) 100.16%);
    color: #fff;
    border: none;
}

.btn-primary:hover {
    background-color: #2563eb;
}

/* Screen Overlay */
.screen-overlay {
    position: fixed;
    top: 72px;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.2);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    z-index: 90;
    pointer-events: none;
}

body.menu-active .screen-overlay {
    opacity: 1;
    visibility: visible;
}

/* #region desktop */
/* #region mobile */
@media screen and (max-width: 1500px) {
    .mega-menu {
        position: fixed;
        left: calc(50% - 640px);
        max-height: calc(100vh - 141px);
    }
}

@media (max-width: 1360px) {

    /* Hide desktop elements */
    .main-nav,
    .header-actions {
        display: none !important;
    }

    /* Mobile toggle button */
    .mobile-menu-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
        background: none;
        border: none;
        cursor: pointer;
        padding: 8px;
    }

    .icon-three-line {
        width: 24px;
        height: 24px;
        opacity: 0.8;
    }

    /* Mobile Menu Overlay base */
    .mobile-menu-overlay {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background-color: rgba(0, 0, 0, 0.4);
        z-index: 2000;
        opacity: 0;
        visibility: hidden;
        transition: opacity 0.3s ease, visibility 0.3s ease;
    }

    body.mobile-menu-open .mobile-menu-overlay {
        opacity: 1;
        visibility: visible;
    }

    body.mobile-menu-open {
        overflow: hidden;
        /* Prevent background scrolling */
    }

    .mobile-menu-container {
        position: absolute;
        top: 0;
        right: 0;
        /* Slide in from right as full screen almost */
        width: 100%;
        max-width: 480px;
        height: 100%;
        background-color: #fff;
        display: flex;
        flex-direction: column;
        transform: translateX(100%);
        transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        padding-top: env(safe-area-inset-top);
    }

    /* Support slide in from right to match typical mobile drawers */
    body.mobile-menu-open .mobile-menu-container {
        transform: translateX(0);
        box-shadow: -10px 0 30px rgba(0, 0, 0, 0.1);
    }

    /* Mobile Header inside overlay */
    .mobile-header {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 16px 20px;
        border-bottom: 1px solid #f0f2f5;
        flex-shrink: 0;
    }

    .mobile-header-actions {
        display: flex;
        align-items: center;
        gap: 8px;
    }

    .mobile-menu-close {
        background: none;
        border: none;
        cursor: pointer;
        padding: 4px;
    }

    .icon-exit {
        width: 24px;
        height: 24px;
    }

    /* Scrollable content */
    .mobile-nav-content {
        flex: 1;
        overflow-y: auto;
        padding-bottom: env(safe-area-inset-bottom);
        /* Hide scrollbar */
        scrollbar-width: none;
    }

    .mobile-nav-content::-webkit-scrollbar {
        display: none;
    }

    .mobile-nav-list {
        display: flex;
        flex-direction: column;
        padding: 8px 0;
    }

    .mobile-nav-item {
        border-bottom: 1px solid #f9fafb;
    }

    .mobile-nav-header {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 16px 20px;
        cursor: pointer;
    }

    .mobile-nav-title {
        font-size: 16px;
        font-weight: 500;
        color: #111827;
    }

    .mobile-arrow-down {
        width: 16px;
        height: 16px;
        transition: transform 0.3s ease;
        opacity: 0.6;
    }

    /* Mobile Dropdown Container */
    .mobile-nav-dropdown {
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease-in-out;
        /* background-color: #fafafa; */
    }

    .mobile-nav-item.open .mobile-arrow-down {
        transform: rotate(180deg);
        opacity: 1;
        filter: brightness(0) saturate(100%) invert(32%) sepia(82%) saturate(5488%) hue-rotate(219deg) brightness(101%) contrast(106%);
    }

    /* .mobile-nav-item.open .mobile-nav-title {
        color: #2662FF;
    } */

    .mobile-nav-item.open>.mobile-nav-dropdown {
        /* Will be set by script dynamically or set large enough */
        max-height: none;
    }

    /* Group inside Dropdown */
    .mobile-menu-group {
        border-bottom: 1px solid #f3f4f6;
    }

    .mobile-menu-group:last-child {
        border-bottom: none;
    }

    .mobile-group-header {
        padding: 16px 20px;
        cursor: pointer;
        position: relative;
    }

    .mobile-group-title {
        font-size: 14px;
        font-weight: 600;
        color: #2662FF;
        margin-bottom: 4px;
        text-transform: uppercase;
        margin: 0 0 4px 0 ;
    }

    .mobile-group-desc {
        font-size: 12px;
        color: #6b7280;
        padding-right: 24px;
    }

    .mobile-arrow-down-small {
        width: 16px;
        height: 16px;
        position: absolute;
        right: 20px;
        top: 50%;
        transform: translateY(-50%);
        transition: transform 0.3s ease;
        opacity: 0.5;
    }

    .mobile-group-content {
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease-in-out;
        padding: 0 20px;
    }

    .mobile-menu-group.open .mobile-arrow-down-small {
        transform: translateY(-50%) rotate(180deg);
        opacity: 1;
    }

    .mobile-menu-group.open .mobile-group-content {
        max-height: none;
        padding-bottom: 16px;
    }

    /* Product Grid */
    .mobile-product-grid {
        display: grid;
        grid-template-columns: 1fr;
        gap: 16px;
        margin-top: 8px;
    }
    .mobile-product-grid ul,.mobile-product-grid li {
        margin: 0;
    }

    @media (min-width: 380px) {
        .mobile-product-grid {
            grid-template-columns: 1fr 1fr;
        }
    }

    .mobile-product-item {
        display: flex;
        align-items: flex-start;
        gap: 10px;
    }

    .mobile-product-icon {
        width: 24px;
        height: 24px;
        flex-shrink: 0;
        margin-top: 2px;
    }

    .mobile-product-name {
        display: block;
        font-size: 14px;
        font-weight: 600;
        color: #111827;
        margin-bottom: 2px;
    }

    .mobile-product-desc {
        display: block;
        font-size: 11px;
        color: #6b7280;
        line-height: 1.4;
    }

    /* Linear Menu */
    .mobile-linear-list {
        padding: 8px 16px;
    }

    .mobile-linear-item {
        display: block;
        padding: 12px 16px;
        font-size: 15px;
        color: #374151;
        border-radius: 8px;
    }

    .mobile-linear-item:active {
        background-color: #f3f4f6;
    }

    /* Bottom Banners inside Menu */
    .mobile-bottom-section {
        padding: 20px;
        display: flex;
        flex-direction: column;
        gap: 16px;
        background-color: #fff;
        border-top: 1px solid #f0f2f5;
    }

    .mobile-bottom-banner {
        display: flex;
        flex-direction: column;
        padding: 16px;
        border-radius: 12px;
        border-width: 1px;
        border-style: solid;
        gap: 12px;
        text-decoration: none;
        position: relative;
    }

    .mobile-bottom-banner.app-store {
        flex-direction: row;
        align-items: center;
        justify-content: center;
        background: #fff;
        border-color: #e5e7eb;
        padding: 12px;
    }

    .mobile-banner-title {
        display: flex;
        align-items: center;
        gap: 8px;
        /* Space between icon and text */
        margin-bottom: 2px;
    }

    .mobile-banner-title .banner-icon {
        flex-shrink: 0;
        width: 20px;
        height: 20px;
    }

    .mobile-banner-title .banner-icon.small {
        width: 20px;
        height: 20px;
    }

    /* Mobile Auth Action */
    .mobile-auth-actions {
        display: flex;
        gap: 12px;
        margin-top: 8px;
    }

    .flex-1 {
        flex: 1;
    }

    /* Mobile Kiến thức Menu */
    .mobile-kienthuc-menu {
        padding: 16px 0;
        display: flex;
        flex-direction: column;
        gap: 24px;
    }

    .mobile-kienthuc-group {
        display: flex;
        flex-direction: column;
        gap: 4px;
    }

    .mobile-kienthuc-menu .kienthuc-title {
        padding: 0 16px;
        margin-bottom: 4px;
    }

    .mobile-kienthuc-menu .mobile-linear-item {
        color: var(--Text-Secondary, #252B37);
        font-family: Inter;
        font-size: var(--Fontsize-Body-base-Regular, 16px);
        font-style: normal;
        font-weight: 400;
        line-height: var(--Line-height-s, 24px);
        /* 150% */
        letter-spacing: var(--Letter-spacing-Default, -0.2px);
    }

    .mobile-kienthuc-footer {
        padding: 16px 16px 0 16px;
        border-top: 1px solid #f3f4f6;
        text-align: center;
    }
}

/* Hide mobile menu toggle button on desktop */
@media (min-width: 1361px) {
    .mobile-menu-toggle {
        display: none !important;
    }

    .mobile-menu-overlay {
        display: none !important;
    }
}

/* #endregion mobile */