@font-face {
    font-family: 'Montserrat';
    src: url('../font/Montserrat-VariableFont_wght.ttf') format('truetype');
    font-weight: 100 900;
    font-style: normal;
}

@font-face {
    font-family: 'Montserrat';
    src: url('../font/Montserrat-Italic-VariableFont_wght.ttf') format('truetype');
    font-weight: 100 900;
    font-style: italic;
}
body {
    font-family: 'Montserrat' !important;
    font-size: 18px;
    line-height: 1.6;
    /* background-color: #fff; */
    color: #1C1D1D;
}

.header {
    position: sticky;
    top: 0;
    width: 100%;
    z-index: 1300;
    background-color: #fff;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    padding: 15px 0;
    font-size: 20px;
    font-family: Montserrat;
}

.logo_container img {
    max-width: 150px;
    height: auto
}

.hamburger_container {
    display: none;
    font-size: 24px;
    cursor: pointer;
    padding: 8px;
    border-radius: 4px
}

@media (max-width:991px) {
    .hamburger_container {
        display: flex !important
    }

    .nav_container,
    .search-box {
        display: none !important
    }
}

.nav_container {
    justify-content: center;
}

.nav_container ul {
    list-style: none;
    padding: 0;
}

.nav_container ul li {
    position: relative;
    margin: 0 35px;
}

.nav_container ul li a:hover {
    color: #007bff;
}

/* ====== THANH TÌM KIẾM ======== */
.search-box {
    border: 1px solid #ccc;
    border-radius: 25px;
    padding: 5px 20px;
    display: flex;
    align-items: center;
    background: white;
    max-width: 250px;
}

.search-box i {
    color: #666;
    margin-right: 8px;
    font-size: 14px;
}

.search-box input {
    border: none;
    outline: none;
    font-size: 14px;
    width: 100%;
    font-family: 'Montserrat';
}

.search-box input::placeholder {
    color: #888;
}


/* ======= CSS CHO SUBMENU ======= */
.submenu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background: white;
    box-shadow: 0px 4px 8px rgba(0, 0, 0, 0.1);
    list-style: none;
    padding: 0;
    margin: 0;
    min-width: 200px;
    z-index: 999;
}

.submenu li {
    position: relative;
}

.submenu li a {
    display: block;
    padding: 10px;
    color: #333;
    white-space: nowrap;
    font-size: 14px;
}

.submenu li a:hover {
    background: #f8f8f8;
    color: #007bff;
}

/* Hiển thị submenu khi hover (desktop) */
.nav_container ul li:hover>.submenu {
    display: block;
}

/* Định dạng submenu cấp 2 */
.has-submenu {
    position: relative;
}

.has-submenu .submenu {
    position: absolute;
    top: 0;
    left: 100%;
    white-space: nowrap;
    background: white;
    box-shadow: 0px 4px 8px rgba(0, 0, 0, 0.1);
    padding: 8px 0;
    list-style: none;
    display: none;
    min-width: 200px;
}

/* Hiển thị submenu cấp 2 khi hover (desktop) */
.has-submenu:hover>.submenu {
    display: block;
}

/* Định dạng menu trên mobile */
/* Add these CSS fixes to your header.css file */

/* ==================== MOBILE MENU CSS ==================== */

/* Hamburger Button */
.hamburger_container {
    display: none;
    font-size: 24px;
    cursor: pointer;
    padding: 8px;
    border-radius: 4px;
    transition: background-color 0.3s ease;
}

.hamburger_container:hover {
    background-color: #f8f9fa;
}

.hamburger_container i {
    color: #333;
}

/* ==================== MOBILE MENU CSS - UPDATED ==================== */

/* Hamburger Button */
.hamburger_container {
    display: none;
    font-size: 24px;
    cursor: pointer;
    padding: 8px;
    border-radius: 4px;
    transition: background-color 0.3s ease;
}

.hamburger_container:hover {
    background-color: #f8f9fa;
}

.hamburger_container i {
    color: #333;
}

/* Mobile Menu Overlay */
.hamburger_menu {
    display: none;
    position: fixed;
    top: 0;
    left: -280px;
    width: 280px;
    height: 100vh;
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    box-shadow: 4px 0 20px rgba(0, 0, 0, 0.15);
    z-index: 9999;
    transition: left 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    overflow-y: auto;
    border-right: 1px solid #e9ecef;
}

.hamburger_menu.show {
    display: block;
    left: 0;
}

/* Backdrop overlay */
.hamburger_menu.show::after {
    content: '';
    position: fixed;
    top: 0;
    left: 280px;
    width: calc(100vw - 280px);
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(2px);
    z-index: -1;
}

/* Close Button */
.hamburger_close {
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 24px;
    cursor: pointer;
    color: #666;
    background: #f1f3f4;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    border: 1px solid #e0e0e0;
}

.hamburger_close:hover {
    background: #e8eaed;
    color: #333;
    transform: rotate(90deg);
}

/* Menu Header with Logo */
.hamburger_menu_content {
    padding: 70px 0 20px 0;
}

/* Logo in menu header */
.menu_logo {
    position: absolute;
    top: 15px;
    left: 20px;
    width: 80px;
    height: 40px;
    display: flex;
    align-items: center;
}

.menu_logo img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

/* Remove old MENU text */
.hamburger_menu_content::before {
    display: none;
}

/* Menu Items */
.hamburger_menu ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.hamburger_menu ul li {
    border-bottom: 1px solid #f0f0f0;
    position: relative;
}

.hamburger_menu ul li:last-child {
    border-bottom: none;
}

/* Main Menu Links */
.hamburger_menu ul li>a {
    color: #333;
    text-decoration: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    font-size: 15px;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
}

.hamburger_menu ul li>a:hover {
    background: linear-gradient(90deg, #007bff08 0%, transparent 100%);
    color: #007bff;
    padding-left: 25px;
}

.hamburger_menu ul li>a::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 0;
    height: 100%;
    background: #007bff;
    transition: width 0.3s ease;
}

.hamburger_menu ul li>a:hover::before {
    width: 4px;
}

/* Submenu Toggle Icon - Default DOWN arrow */
.submenu-toggle i {
    transition: transform 0.3s ease;
    font-size: 12px;
    margin-left: 10px !important;
    transform: rotate(0deg);
    /* Default down arrow */
}

/* When submenu is open, arrow stays DOWN (no rotation) */
.submenu-toggle.active i {
    transform: rotate(0deg);
    /* Keep arrow pointing down */
}

/* Alternative: If you want arrow to point UP when open, use this instead */
/*
.submenu-toggle.active i {
    transform: rotate(180deg);
}
*/

/* Submenu Styling */
.hamburger_menu .submenu {
    display: none;
    background: #f8f9fa;
    border-left: 3px solid #007bff;
    margin: 0;
    padding: 0;
    animation: slideDown 0.3s ease;
}

.hamburger_menu .submenu.show {
    display: block;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }

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

/* First Level Submenu */
.hamburger_menu .submenu li {
    border-bottom: 1px solid #e9ecef;
}

.hamburger_menu .submenu li:last-child {
    border-bottom: none;
}

.hamburger_menu .submenu li>a {
    padding: 12px 20px 12px 40px;
    font-size: 14px;
    font-weight: 400;
    color: #555;
    position: relative;
}

.hamburger_menu .submenu li>a:hover {
    background: #e3f2fd;
    color: #1976d2;
    padding-left: 45px;
}

.hamburger_menu .submenu li>a::before {
    content: '→';
    position: absolute;
    left: 25px;
    color: #007bff;
    opacity: 0;
    transition: all 0.3s ease;
}

.hamburger_menu .submenu li>a:hover::before {
    opacity: 1;
    left: 28px;
}

/* Second Level Submenu */
.hamburger_menu .submenu .submenu {
    background: #ffffff;
    border-left: 3px solid #28a745;
    margin-left: 15px;
}

.hamburger_menu .submenu .submenu li>a {
    padding: 10px 20px 10px 50px;
    font-size: 13px;
    color: #666;
}

.hamburger_menu .submenu .submenu li>a:hover {
    background: #e8f5e8;
    color: #28a745;
    padding-left: 55px;
}

.hamburger_menu .submenu .submenu li>a::before {
    content: '•';
    left: 35px;
    color: #28a745;
}

@media (max-width: 991px) {

    .hamburger_container {
        display: flex !important;
        align-items: center;
        justify-content: center;
        background: #FFF;
    }

    .nav_container {
        display: none !important;
    }

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

    /* Header adjustments for mobile */
    .header {
        padding: 10px 0;
    }

    .header .container {
        padding: 0 15px;
    }
    
    
}
@media (max-width: 991.98px) {
    .hamburger_container {
        display: flex !important;
        align-items: center;
        justify-content: center;
        background: #FFF;
        cursor: pointer; /* Thêm để rõ ràng là nút có thể nhấn */
    }

    .nav_container {
        display: none !important;
    }

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

    .header {
        padding: 10px 0;
    }

    .header .container {
        padding: 0 15px;
    }

    .hamburger_menu {
        display: none;
        position: fixed;
        top: 0;
        left: -280px;
        width: 280px;
        height: 100vh;
        background: #FFF;
        z-index: 9999;
        transition: left 0.3s ease;
    }

    .hamburger_menu.show {
        display: block;
        left: 0;
    }
}

/* Fix lỗi cho khoảng màn hình 1000px - 1099px */
@media (min-width: 1000px) and (max-width: 1099px) {
    .hamburger_container {
        display: flex !important;
        align-items: center;
        justify-content: center;
        background: #FFF;
    }

    .nav_container {
        display: none !important;
    }

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

    /* Header adjustments for mobile */
    .header {
        padding: 10px 0;
    }

    .header .container {
        padding: 0 15px;
    }
}

/* Responsive Styles */
@media (max-width: 768px) {
    .hamburger_container {
        display: flex !important;
        align-items: center;
        justify-content: center;
    }

    .nav_container {
        display: none !important;
    }

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

    /* Header adjustments for mobile */
    .header {
        padding: 10px 0;
    }

    .header .container {
        padding: 0 15px;
    }
}

@media (max-width: 480px) {
    .hamburger_menu {
        width: 100vw;
        left: -100vw;
    }

    .hamburger_menu.show::after {
        display: none;
    }
}

/* Smooth scrolling for menu */
.hamburger_menu {
    scroll-behavior: smooth;
}

.hamburger_menu::-webkit-scrollbar {
    width: 4px;
}

.hamburger_menu::-webkit-scrollbar-track {
    background: #f1f1f1;
}

.hamburger_menu::-webkit-scrollbar-thumb {
    background: #c1c1c1;
    border-radius: 4px;
}

.hamburger_menu::-webkit-scrollbar-thumb:hover {
    background: #a1a1a1;
}

/* Loading animation */
.hamburger_menu.show {
    animation: slideInLeft 0.3s ease-out;
}

@keyframes slideInLeft {
    from {
        transform: translateX(-20px);
        opacity: 0;
    }

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

/* Focus styles for accessibility */
.hamburger_container:focus,
.hamburger_close:focus,
.hamburger_menu a:focus {
    outline: 2px solid #007bff;
    outline-offset: 2px;
}

/* Active menu item */
.hamburger_menu ul li.active>a {
    background: linear-gradient(90deg, #007bff15 0%, transparent 100%);
    color: #007bff;
    font-weight: 600;
}

.hamburger_menu ul li.active>a::before {
    width: 4px;
}

.header-top {
    background: #f8f8f8;
    font-size: 14px;
    padding: 5px 0;
    display: flex;
    justify-content: space-between;
    padding: 10px 20px;
}

.logo_brand {
    display: flex;
}

.logo_container img {
    max-width: 150px;
    height: auto;
}

.brand_text {
    font-size: 13px;
    color: #333;
    white-space: nowrap;
}

.contact_info {
    font-size: 14px;
    color: #333;
    display: flex;
}

.contact_info i {
    margin-right: 5px;
    color: #007bff;
}

.contact_info span {
    margin-left: 15px;
}


@media (max-width: 768px) {
    .nav_container {
        display: none;
    }

    .hamburger_container {
        display: block;
    }

    .hamburger_menu {
        display: none;
    }

    .contact_info {
        display: block;
    }

    .nav_container {
        flex-direction: column;
    }

    .header_nav {
        flex-direction: column;
        width: 100%;
    }

    .header_nav li {
        width: 100%;
    }

    .submenu {
        position: static !important;
        width: 100% !important;
        box-shadow: none !important;
        min-width: 0 !important;
        z-index: 10001 !important;
        background: #f8f9fa !important;
    }

    .has-submenu .submenu {
        left: 0 !important;
        margin-left: 0 !important;
    }

    .submenu li a {
        white-space: normal !important;
    }

    .header-top {
        justify-content: center;
        flex-direction: column;
        text-align: center;
    }

    .logo_brand {
        display: none;
    }

    .contact_info {
        flex-direction: column;
        align-items: center;
    }

    .contact_info span {
        margin-left: 0;
        margin-bottom: 5px;
    }

    .contact_info span:last-child {
        margin-bottom: 0;
    }

    .logo_brand {
        display: flex;
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .brand_text {
        font-size: 12px;
        margin-top: 5px;
        font-family: 'Montserrat' !important;
    }

    .logo_container img {
        max-width: 120px;
    }
}

@media (max-width: 480px) {
    .nav_container ul {
        display: none;
        flex-direction: column;
        align-items: center;
    }

    .hamburger_container {
        display: block;
    }

    .contact_info {
        display: block;
    }
}



/* Fix desktop menu layout */
@media (min-width: 769px) {
    .nav_container ul {
        flex-wrap: nowrap;
        justify-content: center;
        align-items: center;
    }

    .nav_container ul li {
        margin: 0 10px;
    }

    .nav_container ul li a {
        font-size: 15px;
        /* padding: 5px 10px; */
        color: #000000;
        /* Change text color to yellow */
        text-decoration: none;
        /* Remove underline */
    }

    .nav_container ul li a:hover {
        color: #000000;
        /* Keep yellow on hover */
        text-decoration: none;
        /* Ensure no underline on hover */
    }

    .container {
        max-width: 1300px;
    }
}

.breadcrumb-item+.breadcrumb-item::before {
    content: " > ";
}