@font-face {
    font-family: 'FontHeading';
    src: url('../font/font-heading.ttf') format('truetype');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

:root {
    --transition: all 0.3s ease-in-out;
    --transition-default: all 0.3s ease-in-out;

    --bg-dark: #30373e;

    --primary-color: #0F152B;
    --primary-rgb: 15, 21, 43;
    --primary-hover: #1E2B52;
    --primary-hover-rgb: 30, 43, 82;

    --secondary-color: #D90016;
    --secondary-rgb: 217, 0, 22;
    --secondary-hover: #B50012;
    --secondary-hover-rgb: 181, 0, 18;

    --font-heading: "Be Vietnam Pro", sans-serif;
    --font-family: "Be Vietnam Pro", sans-serif;
    --font-decor: 'FontHeading', sans-serif;
    --text-color: #32363af5;
}

body {
    font: 500 15px/1.6 var(--font-family);
    overflow-x: hidden;
    position: relative;
    width: 100%;
    color: var(--text-color);
    scroll-behavior: smooth;

}

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;
}

.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: 800;
}

.swal2-popup .swal2-html-container {
    color: var(--bs-gray-700);
    font-size: 1.05em;
    font-weight: 600;
}

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

.swal2-popup .swal2-confirm,
.swal2-popup .swal2-cancel,
.swal2-popup .swal2-deny {
    font-size: .95em !important;
    font-weight: 800;
    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 {
    color: var(--primary-color) !important;
}

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

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

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

@media (min-width: 1600px) {
    .container {
        max-width: 85%;
    }
}

.ratio-325x295 {
    --bs-aspect-ratio: calc(295 / 325 * 100%);
}

/* section-gap */

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

.section-gap-100 {
    padding: 100px 0;
}


/* button-theme */

.button-theme {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 5px 20px;
    border-radius: 8px;
    font-family: var(--font-heading);
    font-size: 0.85em;
    font-weight: 700;
    letter-spacing: 0.4px;
    text-align: center;
    text-transform: uppercase;
    white-space: nowrap;
    position: relative;
    overflow: hidden;
    clip-path: polygon(0 0, 100% 0, 100% calc(100% - 0.7rem), calc(100% - 0.7rem) 100%, 0 100%, 0 0);
    transition: clip-path 0.45s cubic-bezier(0.22, 1, 0.36, 1);
    box-shadow: 0 30px 40px rgba(0, 0, 0, 0.1);
    height: 40px;
}

.button-theme:hover {
    clip-path: polygon(0.7rem 0, 100% 0, 100% 100%, 100% 100%, 0 100%, 0 0.7rem);
    background: var(--primary-hover);
}

.button-theme span {
    position: relative;
    z-index: 2;
    transition: var(--transition-default);
    transform: scale(1);
    color: var(--bs-white);
}

.button-theme:hover span {
    color: var(--bs-white);
    transform: scale(1.05);
}

.button-theme.button-theme_primary {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--bs-black);
    position: relative;
    border: 0;
    -webkit-box-shadow: 0 10px 30px rgba(213, 210, 210, 0.19);
    box-shadow: 0 10px 30px rgba(213, 210, 210, 0.19);
    transition: var(--transition-default);
}

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


/* section-heading */

.section-heading {
    margin-bottom: 40px;
}

.section-heading .heading-line {
    position: relative;
}

.section-heading .heading-sub {
    position: relative;
    display: inline-flex;
    align-items: center;
    padding: 4px 6px;
    margin-bottom: 5px;
    color: var(--secondary-color);
    font-family: var(--font-decor);
    font-size: 0.95rem;
    font-weight: 700;
    letter-spacing: 1.5px;
    line-height: 1.6;
    text-transform: uppercase;
    background: transparent;
    border: 0;
    border-radius: 0;
    isolation: isolate;
}

.section-heading .heading-sub::before {
    content: "";
    position: absolute;
    left: -3px;
    right: -10px;
    bottom: 4px;
    height: 11px;
    transform: skewX(-12deg) rotate(-1deg);
    transform-origin: left center;
    z-index: -1;
    background: linear-gradient(
            90deg,
            #F5C66A 0%,
            rgba(245, 198, 106, 0.65) 65%,
            rgba(245, 198, 106, 0.05) 100%
    );
    border-radius: 8px 3px 10px 4px;
    transition: height 0.3s ease, opacity 0.3s ease;
}

.heading-title__big.title-center {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: -1;
}

.heading-title__big {
    z-index: -1;
    opacity: 0.6;
    background: linear-gradient(180deg, #E0EDFA 8.13%, rgba(243, 249, 255, 0.00) 100%);
    background-clip: text;
    font-family: var(--font-heading);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-size: 7em;
    width: max-content;
    font-weight: 700;
    text-transform: uppercase;
}

.section-heading .heading-title {
    margin-bottom: 0;
    font-size: 1.6em;
    font-weight: 800;
    color: var(--bs-black);
    text-transform: uppercase;
    z-index: 2;
}

.section-heading .heading-title {
    font-size: 1.3em;
}

.section-heading .heading-desc {
    font-size: 1.1em;
    color: #424E70;
    margin-top: 30px;
    font-weight: 500;
}

.section-heading .heading-title span {
    color: var(--secondary-color);
}

.section-heading .heading-description {
    font-size: 1.1em;
    line-height: 1.6;
    color: var(--bs-gray-700);
    margin-top: 20px;
    font-family: var(--font-family) !important;
}

.section-heading .heading-description p:last-child,
.section-heading .heading-description ul:last-child,
.section-heading .heading-description ol:last-child {
    margin-bottom: 0;
}


.form-group .form-control, .form-group .form-select, .form-group textarea {
    width: 100%;
    height: 45px;
    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-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);
}

/*-----------slider-button-------------*/

.slider-button_next,
.slider-button_prev {
    height: 40px;
    width: 40px;
    font-size: 1.1em;
    -webkit-transition: var(--transition-default);
    -o-transition: var(--transition-default);
    transition: var(--transition-default);
    position: relative;
    border: 1px solid transparent;
    background-color: transparent;
}

.slider-button_prev::after,
.slider-button_next::after {
    position: absolute;
    content: '';
    border-radius: 50%;
    top: -5px;
    right: -5px;
    left: -5px;
    bottom: -5px;
    border: 1px solid var(--bs-gray-200);
}

.slider-button_prev {
    left: 30px;
}

.slider-button_next {
    right: 30px;
}

.slider-button_next:disabled,
.slider-button_prev:disabled,
.slider-button_next.swiper-button-disabled,
.slider-button_prev.swiper-button-disabled {
    opacity: 0;
    visibility: hidden;
}

.slider-button_next:hover,
.slider-button_prev:hover {
    background-color: var(--secondary-color);
}

.vstack {
    display: flex;
    flex: 1 1 auto;
    flex-direction: column;
    align-self: stretch;
}

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