:root {
    --primary-830: #996830;
    --primary-FFF: #FFF;
    --primary-6FFF: #FFFFFF;
    --primary-444: #444444;
    --primary-C35: #B47C35;
    --primary-87B: #F2D87B;
    --primary-B6B: #6B6B6B;
    --primary-000: #000000;
    --primary-B1F: #1C1B1F;
    --primary-C2C: #2C2C2C;
    --primary-8CC: #E6D8CC;
}

* {
    box-sizing: border-box;
}

html {
    font-size: 62.5%;
    scroll-behavior: smooth;
}

body {
    margin: 0;
    padding: 0;
    font-size: 1.6rem;
    font-family: "Open Sans", sans-serif;
}

nav {
    padding: 0 11.2rem;
    background: var(--primary-FFF);
}

.icon-arrow-btn {
    background-image: url(/assets/images/icons/arrow-btn.svg);
    display: block;
    width: 20px;
    height: 20px;
    transition: 0.5s;
}

.arr-down {
    background-image: url(/assets/images/icons/arr_dropdown.svg);
    display: block;
    width: 9px;
    height: 5px;
    transition: all 0.4s ease;
}

.arr-down_f {
    background-image: url(/assets/images/icons/arr_dropdown_F.svg);
    display: block;
    width: 9px;
    height: 5px;
    transition: all 0.4s ease;
}

.arr-right {
    background-image: url(/assets/images/icons/arrow_right_alt.svg);
    display: block;
    width: 13px;
    height: 9px;
    transition: left 3s ease;
}

.icon-close-mbi {
    background-image: url(/assets/images/icons/close-header-mbi.svg);
    display: block;
    width: 24.4px;
    height: 24.4px;
}

/* FLEX */
.flex {
    display: flex;
}

.flex-columns {
    flex-direction: column;
}

.item-center {
    align-items: center;
}

.content-between {
    justify-content: space-between;
}

.content-center {
    justify-content: center;
}

.content-end {
    justify-content: end;
}

.radius-10 {
    border-radius: 1rem;
}

.pointer {
    cursor: pointer;
}

.relative {
    position: relative;
}

/* COLOR */
.bg-830 {
    background: var(--primary-830);
}

.color-white {
    color: var(--primary-FFF);
}

.nav-menu {
    gap: 1.6rem;
}

.nav-position {
    position: sticky;
    top: 0;
    z-index: 3;
}

.logo-large {
    width: 117.19px;
    height: 84px;
}

.nav-item {
    padding: 0 .8rem;
    position: relative;
}

.nav-item::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 1px;
    background-color: var(--primary-C35);
    transition: width 0.4s ease, left 0.4s ease;
}

.nav-item.active::after,
.nav-item:hover::after {
    width: 100%;
    left: 0;
    color: var(--primary-C35);
}

.nav-item.active {
    color: var(--primary-C35) !important;
}

.konyo-btn {
    border: none;
}

.btn-contact {
    padding: 1.2rem 2rem;
    border-radius: 0;
    color: var(--primary-FFF);
    transition: 0.5s;
    font-size: 1.2rem;
    font-weight: 600;
    line-height: 1.4rem;
    color: var(--primary-FFF);
}

.btn-contact:hover {
    opacity: 0.5;
    color: var(--primary-FFF);
}

.btn-contact:hover .icon-arrow-btn {
    transform: translate(6px, -6px) rotate(15deg);
}

.content-text-nowrap {
    white-space: nowrap;
}

.nav-text {
    font-size: 1.4rem;
    font-weight: 400;
    line-height: 2.4rem;
    transition: 0.4s;
}

.nav-text-mbi {
    font-size: 1.6rem;
    font-weight: 400;
    line-height: 2.4rem;
    transition: 0.4s;
    opacity: 0.7;
    padding: 0 1.6rem .8rem 1.6rem;
    gap: 1rem;
}

.nav-text-mbi:hover {
    color: var(--primary-FFF);
}

.nav-text-mbi.active {
    opacity: 1;
    font-weight: 600;
    border-bottom: 2px solid var(--primary-FFF);
}

.opacity-1 {
    opacity: 1;
}

.color-444 {
    color: var(--primary-444);
}

.color-FFF {
    color: var(--primary-FFF);
}

.color-6FFF {
    color: var(--primary-6FFF);
}

.nav-text:hover {
    color: var(--primary-C35);
}

.no-decoration {
    text-decoration: none;
}

.no-decoration:hover {
    text-decoration: none;
}

.konyo-btn-dropdown {
    border: none;
    background: var(--primary-FFF);
}

.dropdown-toggle::after {
    display: none;
}

.icon-dropdown {
    width: 20px;
    height: 20px;
}

.lang-item {
    padding: .8rem;
    font-size: 1.4rem;
    font-weight: 400;
    color: var(--primary-B6B);
}

.lang-item.active,
.lang-item:hover {
    background: var(--primary-87B);
    color: var(--primary-000);
}

.no-border {
    border: none;
}

.self-stretch {
    align-self: stretch;
}

.menu-text {
    width: 30%;
    gap: 2.4rem;
}

.border-bottom {
    border-bottom: 1px solid var(--primary-FFF);
}

.white-line {
    height: 1px;
    background: var(--primary-FFF);
}

.company-text_title {
    margin: 0;
    font-size: 4rem;
    font-weight: 400;
    line-height: 100%;
    color: var(--primary-FFF);
}

.nav-overlay {
    opacity: 0;
    visibility: hidden;
    position: fixed;
    inset: 0;
    z-index: 5;
    top: 8.6rem;
}

.company-menu {
    opacity: 0;
    visibility: hidden;
    max-width: 1440px;
    width: 100%;
    padding: 3.2rem 11.2rem;
    position: fixed;
    top: 8.6rem;
    z-index: 6;
    left: 50%;
    transform: translateX(-50%);
    gap: 4rem;
}

.width-megamenu {
    width: 100vh;
    position: absolute;
    top: 0;
}

.megamenu {
    background: var(--primary-830);
    visibility: hidden;
    max-width: 1440px;
    width: 100%;
    padding: 3.2rem 11.2rem;
    z-index: 6;
    left: 50%;
    transform: translateX(-50%);
    gap: 4rem;
    position: fixed;
    top: 8.4rem;
    overflow: hidden;
    max-height: 0;
    transition: max-height 0.6s, visibility 0.3s;
}

.megamenu-hover:hover .megamenu {
    visibility: visible;
    max-height: 500px;
}

.megamenu-hover:hover .label-company {
    border-bottom: 1px solid var(--primary-C35);
    color: var(--primary-C35);
}

.megamenu-hover:hover .label-company .arr-down {
    transform: rotate(180deg);
}

.checkbox-menu-company:checked ~ .nav-overlay,
.checkbox-menu-company:checked ~ .company-menu {
    visibility: visible;
    opacity: 1;
}

.checkbox-menu-company:checked ~ nav .label-company {
    border-bottom: 1px solid var(--primary-C35);
}

.checkbox-menu-company:checked ~ nav .label-company .arr-down {
    transform: rotate(180deg);
}

.menu-card-group {
    flex: 1;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.6rem;
}

.company-card {
    gap: .8rem;
    overflow: hidden;
}

.company-card:hover .company-card-image img {
    transform: scale(1.2);
}

.company-card:hover .arr-right {
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    left: calc(100% - 13px);
    transition: right 6s ease;
}

.company-card-image {
    height: 138px;
    border-radius: 1.6rem;
    overflow: hidden;
}

.company-card-image img {
    transition: all 0.4s;
    object-fit: cover;
    width: 100%;
    height: 100%;
}

.company-card-content {
    gap: 1.6rem;
    transition: 0.4s;
    position: relative;
}

.company-card-text {
    font-size: 1.4rem;
    font-weight: 400;
    line-height: 100%;
}

/* MOBILE */
.mobile-nav {
    display: none;
    gap: 1.6rem;
}

.btn-mobile-menu {
    width: 44px;
    height: 44px;
    padding: 1.4rem .7rem;
}

.menu-icon-bar {
    width: 30px;
    height: 2px;
    background-color: var(--primary-B1F);
}

.w-full {
    width: 100%;
}

.w-max-content {
    width: max-content;
}

.h-full {
    height: 100%;
}

.mobile-menu {
    position: fixed;
    inset: 0;
    z-index: 7;
    transform: translateX(-100%);
    transition: 0.5s;
}

.checkbox-mobile-menu:checked~.mobile-menu {
    transform: translateX(0);
}

.btn-close-mobile-menu {
    padding: 1rem;
}

.mobile-menu-nav {
    height: 84px;
    padding: 0 2rem;
}

.mobile-menu-body {
    gap: 2.4rem;
}

.company-menu-mbi {
    display: none;
    opacity: 0;
    transition: all 0.4s;
}

.checkbox-company-menu-mbi:checked ~ .company-label {
    opacity: 1;
    border-bottom: 2px solid var(--primary-FFF);
}

.checkbox-company-menu-mbi:checked ~ .company-menu-mbi {
    display: flex;
    opacity: 1;
}

.checkbox-company-menu-mbi:checked ~ label .arr-down_f {
    transform: rotate(180deg);
}

.mbi-language {
    padding: .8rem;
    border-radius: 1rem;
    width: 80px;
}

/* Extra Small - Mobile XS */
@media (max-width: 575.98px) {
    /* ≤575px */
}

/* Small - Mobile S/M */
@media (max-width: 767.98px) {
    /* ≤767px */
}

/* Medium - Tablet */
@media (min-width: 768px) and (max-width: 991.98px) {
    /* 768px → 991.98px */
    
}

/* Tablet & Mobile */
@media(max-width: 991.98px) {
    nav {
        padding: 0 2rem;
    }

    .nav-menu {
        display: none;
    }

    .mobile-nav {
        display: flex;
    }

    .company-menu {
        padding: 1.2rem;
    }

    .company-text_title {
        font-size: 3rem;
    }
}

/* Large - Desktop nhỏ */
@media (min-width: 992px) and (max-width: 1199.98px) {
    /* 992px → 1199.98px */
    nav {
        padding: 0 2rem;
    }

    .company-menu {
        padding: 2.2rem 3.2rem;
    }

    .company-text_title {
        font-size: 3rem;
    }
}

/* Extra Large - Desktop lớn */
@media (min-width: 1200px) and (max-width: 1399.98px) {
    /* 1200px → 1399.98px */
    .company-menu {
        padding: 3.2rem 7.2rem;
    }
}

/* XXL - Màn hình rất lớn (TV/4K) */
@media (min-width: 1400px) {
    /* ≥ 1400px */
}