:root {
    --transition: 0.3s all linear;
    --font-theme: "Google Sans Flex", sans-serif;
    --size-theme: 15px;

    --primary-color: #099cb4;
    --primary-rgb: 9, 156, 180;
    --primary-color-50: #a4def2;

    --secondary-color: #003f72;
    --secondary-rgb: 0, 63, 114;
    --secondary-color-50: #b6d7fe;
    --acction-color: #d7261c;
    --bg-primary-1: linear-gradient(180deg, var(--primary-color-50) 0%, #FFFFFF 100%);
    --bg-secondary-2: linear-gradient(180deg, var(--secondary-color-50) 0%, #FFFFFF 100%);
    --primary-gradient: linear-gradient(to right, var(--primary-color) 20%, var(--secondary-color));
}

.bg-light {
    background-color: #F5F9FF !important;
}

body {
    position: relative;
    width: 100%;
    font-family: var(--font-theme);
    font-size: var(--size-theme);
    font-weight: 400;
    font-style: normal;
    background: linear-gradient(to top, #fff, #ebfffe94);
    color: var(--bs-gray-900);
    font-size-adjust: 0.53;
}

a, a:hover, a:focus {
    outline: none;
    text-decoration: none;
    cursor: pointer;
    -o-transition: var(--transition);
    transition: var(--transition);
    -webkit-transition: var(--transition);
}

button, button:hover, button:focus {
    -webkit-box-shadow: none;
    box-shadow: none;
    outline: none !important;
    text-decoration: none;
    cursor: pointer;
    -o-transition: var(--transition);
    transition: var(--transition);
    -webkit-transition: var(--transition);
}

input,
select,
textarea {
    -o-transition: var(--transition);
    transition: var(--transition);
    -webkit-transition: var(--transition);
}

input:focus,
textarea:focus,
select:focus,
.select2-container--bootstrap-5.select2-container--focus .select2-selection,
.select2-container--bootstrap-5.select2-container--open .select2-selection {
    outline: none !important;
    -webkit-box-shadow: none !important;
    box-shadow: none !important;
    border-color: var(--primary-color) !important;
    background: var(--bs-white) !important;
}

.fs-normal,
.fs-normal ~ .select2-container--bootstrap-5 * {
    font-size: 14px !important;
}

.transition-default {
    -o-transition: var(--transition);
    transition: var(--transition);
    -webkit-transition: var(--transition);
}

.pseudo {
    position: relative;
    overflow: hidden;
}

.pseudo:before,
.pseudo:after {
    position: absolute;
    content: "";
    display: block;
}

.background-cover {
    -webkit-background-size: cover;
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
}

.object-fit-cover {
    -o-object-fit: cover;
    object-fit: cover;
}

.object-fit-contain {
    -o-object-fit: contain;
    object-fit: contain;
}

.limit-lines {
    --lines: 3;
    display: inline-block;
    display: -webkit-box;
    width: 100%;
    line-clamp: var(--lines);
    -webkit-line-clamp: var(--lines);
    -webkit-box-orient: vertical;
    text-overflow: ellipsis;
    overflow: hidden;
}

.limit-lines-2 {
    --lines: 2;
    display: inline-block;
    display: -webkit-box;
    width: 100%;
    line-clamp: var(--lines);
    -webkit-line-clamp: var(--lines);
    -webkit-box-orient: vertical;
    text-overflow: ellipsis;
    overflow: hidden;
}

.hidden-effect {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.hidden-effect:hover {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

.z-index-0 {
    z-index: 0;
}

.z-index-1 {
    z-index: 1;
}

.z-index-2 {
    z-index: 2;
}

.z-index-3 {
    z-index: 3;
}

.z-index-4 {
}

.z-index-5 {
    z-index: 5;
}

.z-index-10 {
    z-index: 10;
}

/*
    Start table of content
*/
.theme-toc {
    border: 1px solid #e9e9e9;
    background: #faf9fa;
    display: inline-flex;
    flex-direction: column;
    overflow: hidden;
    margin-bottom: 15px;
    min-width: 200px;
}

.theme-toc > .nav {
    padding: 0 0 8px;
    width: 100%;
}

.theme-toc .nav {
    display: inline-flex;
    flex-direction: column;
}

.theme-toc .nav > li > a {
    padding-top: 3px;
    padding-right: 15px;
    padding-bottom: 3px;
    display: block;
    color: var(--bs-gray-dark);
    font-size: .95rem;
}

.theme-toc .nav > li > a:hover,
.theme-toc .nav > li > a:active {
    color: var(--primary-color);
}

.theme-toc .nav > li > a.toc-link-1 {
    padding-left: 15px;
}

.theme-toc .nav > li > a.toc-link-2 {
    padding-left: 30px;
}

.theme-toc .nav > li > a:not(.toc-link-1):before {
    content: "-";
    margin-right: 9px;
}

.theme-toc .nav > li > a.toc-link-3 {
    padding-left: 45px;
}

.theme-toc .nav > li > a.toc-link-4 {
    padding-left: 60px;
}

.theme-toc .nav > li > a.toc-link-5 {
    padding-left: 75px;
}

.theme-toc .nav > li > a.toc-link-6 {
    padding-left: 90px;
}

.theme-toc .nav > li.toc-heading {
    background-color: #f5f5f5;
    border-bottom: 1px solid #dddddd;
    padding: 0;
    margin-bottom: 5px;
    width: 100%;
}

.theme-toc .nav > li.toc-heading > p {
    color: var(--bs-gray-dark);
    padding: 10px 0 12px;
    text-align: center;
    font-weight: 600;
    font-size: 1rem;
    display: block;
    margin-bottom: 0;
}

.theme-toc .nav > li.toc-heading > p > a {
    color: var(--primary-color);
    margin-left: 4px;
    font-size: .9rem;
}

.theme-toc .nav > li.toc-heading > p > a:hover,
.theme-toc .nav > li.toc-heading > p > a:active {
    color: var(--primary-hover);
}

.theme-toc .nav .nav {
    margin-bottom: 0;
}

@media screen and (max-width: 600px) {
    .theme-toc {
        width: 100%;
    }

    .theme-toc .nav > li.toc-heading > p {
        font-size: 1em;
    }

    .theme-toc .nav > li > a {
        font-size: .95em;
    }

}

.swal2-popup .swal2-title {
    font-size: 1.2em;
    color: var(--text-color);
    font-weight: 600;
}

.swal2-popup .swal2-html-container {
    color: var(--bs-gray-700);
    font-size: 1.05em;
}

.swal2-actions {
    flex-direction: row-reverse;
}

.swal2-popup .swal2-confirm,
.swal2-popup .swal2-cancel,
.swal2-popup .swal2-deny {
    font-size: .95em !important;
    font-weight: 600;
    text-transform: uppercase;
    padding: 8px 30px;
    border-radius: 0;
    transition: var(--transition-default);
    outline: none !important;
    -webkit-box-shadow: none !important;
    -moz-box-shadow: none !important;
    box-shadow: none !important;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    letter-spacing: .5px;
    font-family: var(--font-heading);
    background-color: var(--secondary-color);
}

.swal2-popup .swal2-confirm {
    border: 1px solid var(--primary-color);
    background: var(--primary-color);
    color: var(--bs-white);
}


.ratio > img,
.ratio > video,
.ratio > iframe {
    -o-object-fit: cover;
    object-fit: cover;
}

.ratio-2x1 {
    --bs-aspect-ratio: 50%;
}

.ratio-3x2 {
    --bs-aspect-ratio: calc(2 / 3 * 100%);
}

.ratio-3x4 {
    --bs-aspect-ratio: calc(4 / 3 * 100%);
}

/* ==== Lazyload ==== */

img.lazy {
    opacity: 0;
}

img.initial,
img.loaded,
img.error {
    opacity: 1;
}

img:not([src]):not([srcset]) {
    visibility: hidden;
}

/* ==== End Lazyload ==== */

.is-overflow {
    overflow: hidden !important;
    height: 100vh !important;
}

.zalo-share-button iframe {
    z-index: 2 !important;
}

.was-validated .form-control:valid {
    background-image: unset !important;
    border: 1px solid #ced4da;
}

.object-fit-cover {
    object-fit: cover;
}

.object-fit-contain {
    object-fit: contain;
}

.text-primary,
.hover-primary:hover {
    color: var(--primary-color) !important;
}

.text-secondary,
.hover-secondary:hover {
    color: var(--secondary-color) !important;
}

.bg-primary {
    background-color: var(--primary-color) !important;
}

.section-gap {
    padding: 50px 0;
}

.fw-800 {
    font-weight: 800;
}

.fw-700 {
    font-weight: 700;
}

.fw-600 {
    font-weight: 600;
}

.fw-500 {
    font-weight: 500;
}

.fw-400 {
    font-weight: 400;
}

.fw-300 {
    font-weight: 300;
}

.accordion-button::after {
    background-image: unset !important;
    transform: unset !important;
    content: unset !important;
}

.accordion-item:last-of-type {
    border-bottom-right-radius: 0;
    border-bottom-left-radius: 0;
}

.button-swiper {
    width: 35px;
    height: 35px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--primary-color);
    color: var(--bs-white);
    transition: var(--transition);
    border: 1px solid var(--primary-color);
    opacity: 0;
}

.button-swiper:hover {
    border: 1px solid var(--secondary-color);
    background-color: var(--secondary-color);
}

.section-swiper:hover .button-swiper {
    opacity: 1;
}

.button-swiper.swiper-button-disabled {
    opacity: 0;
}

.section-swiper:hover .button-swiper.swiper-button-disabled {
    opacity: 0.5;
    pointer-events: none;
}

.form-group .form-label {
    font-weight: 600;
    font-size: 1em;
    margin-bottom: 6px;
}

.form-group .form-control, .form-group .form-select, .form-group textarea {
    width: 100%;
    height: 42px;
    font-size: 15px;
    padding: 3px 20px;
    border-radius: 3px;
    border: 1px solid var(--bs-gray-400);
}

.form-group textarea {
    resize: none;
    height: unset !important;
    padding: 20px !important;
}

.form-group .form-control[readonly] {
    pointer-events: none;
    background-color: var(--bs-gray-200);
}

.form-group .input-group {
    border-top-right-radius: 3px !important;
    border-bottom-right-radius: 3px !important;
}

.form-select.is-valid, .was-validated .form-select:valid {
    border-color: var(--bs-gray-400);
    background-image: unset !important;
}

.form-check-input:checked {
    background-color: var(--primary-color) !important;
    border-color: var(--primary-color) !important;
}

.was-validated .form-check-input:valid ~ .form-check-label {
    color: var(--bs-gray-800);
}

.form-check-input.is-valid, .was-validated .form-check-input:valid {
    border-color: var(--bs-gray-600);
}

.section-breadcrumb {
    padding: 18px 0;
}

.section-breadcrumb .breadcrumb-list .breadcrumb-item,
.section-breadcrumb .breadcrumb-list .breadcrumb-item > a {
    color: var(--bs-gray-700);
    text-transform: capitalize;
}

.section-breadcrumb .breadcrumb-list .breadcrumb-item.active {
    color: var(--bs-gray-600);
}

.section-breadcrumb .breadcrumb-list .breadcrumb-item > a:hover {
    color: var(--primary-color);
}

.section-breadcrumb .breadcrumb-list .breadcrumb-item + .breadcrumb-item {
    padding-left: 12px;
}

.breadcrumb-item + .breadcrumb-item::before {
    color: var(--bs-gray-600) !important;
}

.section-pagination {
    margin-top: 48px;
}

.section-pagination .pagination .page-item .page-link {
    outline: none !important;
    box-shadow: none !important;
    width: 38px;
    height: 38px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    color: var(--bs-gray-700);
    font-size: 15px;
    font-weight: 600;
    border: 0;
    transition: var(--transition);
}

.section-pagination .pagination .page-item.pageactive .page-link,
.section-pagination .pagination .page-item .page-link:hover {
    background-color: var(--primary-color);
    color: var(--bs-white);
}

.section-heading {
    margin-bottom: 30px;
}

.section-heading .heading-title,
.section-heading .heading-title-2 {
    margin-bottom: 0;
    font-size: 2em;
    font-weight: 600;
    color: var(--secondary-color);
    text-transform: capitalize;
    line-height: 1.4;
}

.section-heading .heading-title-2 {
    font-size: 1.6em;
}

.section-heading .heading-description {
    font-size: 1.05em;
    line-height: 1.6;
    color: var(--bs-gray-700);
    margin-top: 12px;
}

.button-theme {
    border-radius: 30px;
    padding: 7px 30px;
    background-color: var(--primary-color);
    color: var(--bs-white);
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    font-weight: 500;
}

.button-theme:hover {
    color: var(--bs-white);
    background-color: var(--secondary-color);
}

.top-90 {
    top: 90px;
}

main {
    margin-top: 75px;
}