:root {
    --transition: all 0.3s ease-in-out;
    --transition-default: all 0.3s ease-in-out;
    --primary-color: #0847af;
    --primary-color-10: #d6eafb;
    --primary-rgb: 0, 105, 64;
    --primary-color-dark: #004cba;
    --primary-gradient: linear-gradient(to left, var(--primary-color) 0%, var(--primary-color-dark) 100%);

    --primary-color-2: #228b62;

    --secondary-color: #ac0001;
    --secondary-color-dark: #ac0001;
    --secondary-hover: #ac0001;
    --secondary-gradient: linear-gradient(to right, var(--secondary-color) 0%, var(--secondary-color-dark) 100%);

    --accent-color: #021e40;
    --heading-color: #002F47;
    --heading-color-2: #0847af;


    --bg-dark: #1b1b1b;
    --font-theme: "Manrope", sans-serif;
}

body {
    font-weight: 500;
    font-size: 14px;
    font-family: var(--font-theme);
    overflow-x: hidden;
    position: relative;
    width: 100%;
    color: #3D5A6A;

}

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;
    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,
select:focus,
textarea:focus {
    -webkit-box-shadow: none !important;
    box-shadow: none !important;
    outline: none !important;
    border-color: var(--primary-color) !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 {
    --line: 2;
    overflow: hidden;
    -o-text-overflow: ellipsis;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: var(--line);
    line-clamp: var(--line);
    -webkit-box-orient: vertical;
}

.limit-3 {
    --line: 3;
    overflow: hidden;
    -o-text-overflow: ellipsis;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: var(--line);
    line-clamp: var(--line);
    -webkit-box-orient: vertical;
}

.limit-4 {
    --line: 4;
    overflow: hidden;
    -o-text-overflow: ellipsis;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: var(--line);
    line-clamp: var(--line);
    -webkit-box-orient: vertical;
}

.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 var(--gray-color);
    background: #efefef;
    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-800);
    font-size: .95rem;
}

.theme-toc .nav > li > a:hover,
.theme-toc .nav > li > a:active {
    color: var(--primary-color-2);
}

.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: #efefef;
    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(--bs-gray-900);
    font-weight: 700;
}

.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: 700;
    text-transform: uppercase;
    padding: 10px 30px;
    border-radius: 20px;
    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;
    margin: 0 5px;
}

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

.ratio > img {
    -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%);
}
.ratio-2x8 {
    --bs-aspect-ratio: calc(800 / 2000 * 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;
}

.ratio-image {
    --bs-aspect-ratio: calc(650 / 1200 * 100%);
}

.select2-container--bootstrap-5 .select2-selection--multiple .select2-search .select2-search__field {
    width: 100% !important;
}

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

.text-primary {
    color: var(--heading-color-2) !important;
}

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

.swiper-pagination-bullet {
    width: 10px;
    height: 10px;
    background-color: #3D5A6A;
    opacity: 1;
    transition: var(--transition-default);
}

.swiper-pagination-bullet.swiper-pagination-bullet-active {
    background-color: var(--primary-color);
    width: 25px;
    border-radius: 10px;
}

/*
@media (min-width: 1600px) {
    .container {
        max-width: 1500px;
    }
}
*/

.was-validated .form-control:valid {
    border-color: #ecf2f6;
    background-image: none !important;
}

@media (max-width: 1199px) {
    main {
        margin-top: 118px;
    }
}

.button-theme {
    border-radius: 20px;
    padding: 10px 30px;
    border: 1px solid transparent;
    transition: var(--transition-default);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 5px;
    color: var(--bs-white);
    width: max-content;
    font-weight: 700;
    font-size: 1em;
    text-transform: capitalize;
}

.button-theme.button-theme_primary {
    background: var(--primary-color);
    color: var(--bs-white);
}

.button-theme:hover.button-theme_primary {
    background: var(--secondary-color-dark);
    color: var(--bs-white);
}
.button-theme i{
   transition: 0.3s ease-in;
}
.button-theme:hover i{
    transform: translateX(3px);
}
.button-swiper{
    z-index: 5;
    border: 1px solid transparent;
    width: 42px;
    height: 42px;
    font-size: 1.2em;
    color:var(--bs-gray-800);
    background-color: var(--bs-white);
}
.button-swiper:hover{
    color: var(--bs-white);
    background-color: var(--secondary-color-dark);
}
.swiper-button-disabled{
    opacity: 0.3;
}
@media (max-width: 600px) {
    .button-theme {
        padding: 9px 25px;
    }
}