@charset "UTF-8"; /*! normalize.css v8.0.1 | MIT License | github.com/necolas/normalize.css */
button,
hr,
input {
    overflow: visible;
}
img,
legend {
    max-width: 100%;
}
progress,
sub,
sup {
    vertical-align: baseline;
}
.grid .project-item a:hover .project-hover,
.nav-open .mobile-menu {
    visibility: visible;
    opacity: 1;
}
html {
    line-height: 1.15;
    -webkit-text-size-adjust: 100%;
}
details,
main {
    display: block;
}
h1 {
    font-size: 2em;
    margin: 0.67em 0;
}
hr {
    -webkit-box-sizing: content-box;
    box-sizing: content-box;
    height: 0;
}
code,
kbd,
pre,
samp {
    font-family: monospace, monospace;
    font-size: 1em;
}
a {
    background-color: transparent;
}
abbr[title] {
    border-bottom: none;
    -webkit-text-decoration: underline dotted;
    text-decoration: underline dotted;
}
b,
strong {
    font-weight: bolder;
}
small {
    font-size: 80%;
}
sub,
sup {
    font-size: 75%;
    line-height: 0;
    position: relative;
}
sub {
    bottom: -0.25em;
}
sup {
    top: -0.5em;
}
img {
    border-style: none;
}
button,
input,
optgroup,
select,
textarea {
    font-family: inherit;
    font-size: 100%;
    line-height: 1.15;
    margin: 0;
}
button,
select {
    text-transform: none;
}
[type="button"],
[type="reset"],
[type="submit"],
button {
    -webkit-appearance: button;
}
[type="button"]::-moz-focus-inner,
[type="reset"]::-moz-focus-inner,
[type="submit"]::-moz-focus-inner,
button::-moz-focus-inner {
    border-style: none;
    padding: 0;
}
[type="button"]:-moz-focusring,
[type="reset"]:-moz-focusring,
[type="submit"]:-moz-focusring,
button:-moz-focusring {
    outline: ButtonText dotted 1px;
}
fieldset {
    padding: 0.35em 0.75em 0.625em;
}
legend {
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
    color: inherit;
    display: table;
    padding: 0;
    white-space: normal;
}
textarea {
    overflow: auto;
}
[type="checkbox"],
[type="radio"] {
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
    padding: 0;
}
[type="number"]::-webkit-inner-spin-button,
[type="number"]::-webkit-outer-spin-button {
    height: auto;
}
[type="search"] {
    -webkit-appearance: textfield;
    outline-offset: -2px;
}
[type="search"]::-webkit-search-decoration {
    -webkit-appearance: none;
}
::-webkit-file-upload-button {
    -webkit-appearance: button;
    font: inherit;
}
.welcome-screen .links a,
body,
footer .copy {
    font-style: normal;
}
summary {
    display: list-item;
}
[hidden],
template {
    display: none;
}
body {
    margin: 0;
    font-weight: 500;
    font-family: Jost, sans-serif;
    color: #231f20;
}
.full--width {
    width: 100%;
}
.d-table {
    display: table;
}
.d-table-cell {
    display: table-cell;
    vertical-align: middle;
}
.d-none {
    display: none;
}
.d-block {
    display: block;
}
.welcome-screen {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    justify-content: center;
    width: 100%;
    height: 100vh;
    overflow: hidden;
    margin: 0;
    -ms-flex-wrap: wrap;
    flex-wrap: wrap;
    text-align: center;
}
.welcome-screen .content {
    margin-top: -50px;
}
.welcome-screen .content .logo img {
    max-width: 250px;
}
.welcome-screen .links {
    display: block;
    width: 100%;
    margin-top: 115px;
}
.welcome-screen .links a {
    font-family: "Bebas Neue", cursive;
    font-weight: 400;
    font-size: 48px;
    line-height: 48px;
    color: #231f20;
    text-decoration: none;
    margin: 0 40px;
}
header {
    padding: 18px 0;
    border-bottom: 1px solid rgba(35, 31, 32, 0.05);
}
#about a:hover,
.menu-list li a:hover:before,
.menu-list li.active a:before {
    border-color: #231f20;
}
header .navbar {
    padding: 0;
}
.menu-list {
    padding: 0;
    margin: 0;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
}
.menu-list li {
    display: block;
    padding: 0 20px;
}
.menu-list li a {
    color: #231f20;
    text-decoration: none;
    position: relative;
    padding-left: 20px;
    font-size: 18px;
    line-height: 26px;
    letter-spacing: -0.02em;
    font-weight: 400;
}
.menu-list li a:before {
    content: "";
    width: 10px;
    height: 10px;
    border: 2px solid rgba(35, 31, 32, 0.2);
    position: absolute;
    top: 8px;
    left: 0;
    border-radius: 50%;
    -webkit-transition: all 0.3s ease-in-out;
    transition: all 0.3s ease-in-out;
}
.grid {
    padding: 50px 0;
    background-color: #fbfbfb;
}
.grid .row {
    margin: 0 -10px;
}
.grid .project-item {
    margin-bottom: 20px;
    padding: 0 10px;
    width: 33.333%;
}
.grid .project-item a {
    position: relative;
    display: block;
    color: #231f20;
}

.grid .project-item:not(:first-child) a img {
    width: 100%;
    filter: saturate(50%);
    -webkit-filter: saturate(50%);
    -webkit-transition: all 0.3s ease-in-out;
    transition: all 0.3s ease-in-out;
}
.grid .project-item a .project-hover {
    opacity: 0;
    visibility: hidden;
    position: absolute;
    width: 100%;
    height: 91px;
    left: 0;
    bottom: 0;
    background: -webkit-gradient(linear, left top, left bottom, from(rgba(230, 230, 230, 0)), to(#eaeaea));
    background: linear-gradient(180deg, rgba(230, 230, 230, 0) 0, #eaeaea 100%);
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: end;
    -ms-flex-align: end;
    align-items: flex-end;
    padding: 10px 20px;
    -webkit-transition: all 0.3s ease-in-out;
    transition: all 0.3s ease-in-out;
}

.grid .project-item a:hover img {
    filter: saturate(100%);
    -webkit-filter: saturate(100%);
}
.grid .project-item a .project-hover h4 {
    font-weight: 600;
    font-size: 22px;
    line-height: 32px;
    letter-spacing: -0.02em;
    margin: 0;
}
footer .copy,
footer a {
    font-weight: 400;
    line-height: 20px;
    font-size: 14px;
}
footer {
    border-top: 1px solid rgba(35, 31, 32, 0.05);
    padding: 25px 0 20px;
}
footer .container {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center;
    -webkit-box-pack: justify;
    -ms-flex-pack: justify;
    justify-content: space-between;
}
#contact-us .row,
footer a {
    display: -webkit-box;
    display: -ms-flexbox;
    -webkit-box-align: center;
}
footer a {
    display: flex;
    color: #231f20;
    text-decoration: none;
    -ms-flex-align: center;
    align-items: center;
}
footer a p {
    margin: 0 0 0 10px;
}
footer a p:hover {
    color: #222248;
}
.project-filter {
    border-bottom: 1px solid rgba(35, 31, 32, 0.05);
}
.filters-button-group button {
    border: none;
    padding: 20px 15px;
    background-color: transparent;
    font-size: 16px;
    line-height: 16px;
    letter-spacing: -0.02em;
    -webkit-transition: all 0.3s ease-in-out;
    transition: all 0.3s ease-in-out;
}
.filters-button-group button.is-checked {
    text-shadow: 0 0 0.3px #000, 0 0 0.3px #333;
}
.filters-button-group button:first-child {
    padding-left: 0;
}
#about-us {
    padding: 200px 0;
    position: relative;
    overflow: hidden;
}
#about-us.engineering {
    padding: 50px 0;
}
#about-us.engineering img {
    height: auto;
}
#about-us.engineering .title span {
    font-weight: 500;
    font-size: 14px;
    line-height: 20px;
    letter-spacing: -0.02em;
    opacity: 0.3;
}
#about-us.engineering .title h1 {
    font-weight: 500;
    font-size: 24px;
    line-height: 35px;
    letter-spacing: -0.02em;
    margin: 0;
}
#about-us.engineering .title p {
    font-weight: 400;
    font-size: 18px;
    line-height: 26px;
    margin-top: 10px;
    opacity: 0.5;
}
#about-us img {
    position: absolute;
    top: 0;
    right: 0;
    -o-object-fit: cover;
    object-fit: cover;
    -o-object-position: bottom;
    object-position: bottom;
    width: 45%;
    height: 960px;
}
#about-us h1 {
    font-weight: 600;
    font-size: 24px;
    line-height: 35px;
    margin-bottom: 20px;
}
#about-us .team h5,
#about-us p {
    font-size: 18px;
    line-height: 26px;
}
#about-us p {
    font-weight: 400;
    margin-bottom: 20px;
}
#about-us .team {
    margin-top: 30px;
}
#about-us .team h5 {
    font-weight: 500;
    margin-bottom: 10px;
    padding-bottom: 10px;
    position: relative;
    display: inline-block;
}
#about-us .team h5:after {
    content: "";
    position: absolute;
    bottom: 0;
    background-color: #231f20;
    width: 100%;
    height: 1px;
    left: 0;
}
#about-us .team p {
    font-weight: 400;
    font-size: 16px;
    line-height: 23px;
}
#contact-us {
    padding: 100px 0;
}
#contact-us .row {
    display: flex;
    -ms-flex-align: center;
    align-items: center;
}
#contact-us .contact-item {
    margin-bottom: 50px;
}
#contact-us .contact-item:last-child {
    margin: 0;
}
#contact-us .contact-item .head {
    padding: 15px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center;
    font-size: 20px;
    font-weight: 600;
}
#contact-us .contact-item .head img {
    margin-right: 10px;
}
#contact-us .contact-item .body {
    padding: 15px;
}
#contact-us .contact-item .body p {
    font-weight: 400;
    font-size: 18px;
    line-height: 26px;
    margin-bottom: 3px;
}
#contact-us .contact-item .body p span:first-child {
    width: 60px;
    display: inline-block;
}
#contact-us .contact-item .body p a {
    color: #231f20;
    text-decoration: none;
}
#publications {
    padding: 50px 0;
}
#publications h1 {
    text-align: center;
    font-size: 36px;
    font-weight: 400;
    line-height: 52px;
    letter-spacing: -0.02em;
}
.publication-list .box {
    border: 1px solid rgba(0, 0, 0, 0.05);
    margin-bottom: 20px;
}
.publication-list .box .head {
    padding: 20px;
    border-bottom: 1px solid rgba(35, 31, 32, 0.05);
}
.publication-list .box .head .detail {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: justify;
    -ms-flex-pack: justify;
    justify-content: space-between;
}
.publication-list .box .head .detail > p {
    font-weight: 600;
    font-size: 14px;
    line-height: 24px;
    letter-spacing: -0.03em;
    opacity: 0.4;
    margin: 0;
}
.publication-list .box .head .detail span {
    font-size: 14px;
    line-height: 18px;
    letter-spacing: -0.03em;
    opacity: 0.4;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center;
}
.publication-list .box .head .detail span img {
    margin-right: 5px;
}
.publication-list .box .head .title {
    font-size: 18px;
    line-height: 24px;
    margin-top: 6px;
    margin-bottom: 0;
}
.publication-list .box .body {
    padding: 20px;
    font-weight: 300;
    font-size: 16px;
    line-height: 18px;
}

.publication-list .box .body p{
    max-height: 127px;
    overflow: hidden;
}

.publication-list .box .body button {
    background-color: #231f20;
    width: 100%;
    text-align: center;
    padding: 18px 15px;
    color: #fff;
    text-decoration: none;
    font-size: 16px;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    justify-content: center;
}
.publication-list .box .body button svg {
    margin-left: 12px;
}
#project .full-img {
    margin-top: 50px;
    display: flex;
    justify-content: center;
}

#project .full-img .img-area {
    position: relative;
}
#project .full-img img {
    max-height: 500px;
}
/* #project .full-img .overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
} */
.lg-next:before,
.lg-prev:before {
    content: "";
    width: 23px;
    height: 23px;
    background-size: cover;
    display: block;
}
#project .full-img button {
    position: absolute;
    bottom: 10px;
    right: 10px;
    border: none;
    padding: 10px;
    background-color: transparent;
}
#project .full-img button img{
    width: 30px;
}
#project .project-detail {
    padding: 50px 15px;
}
#project .project-detail p {
    font-weight: 300;
    font-size: 18px;
    line-height: 26px;
    letter-spacing: -0.02em;
}
#project .project-detail .detail-list {
    padding-left: 0;
    padding-right: 20px;
}
#project .project-detail .detail-list li {
    display: block;
    padding: 10px 0;
    border-bottom: 1px solid rgba(35, 31, 32, 0.05);
}
#project .project-detail .detail-list li span {
    font-size: 16px;
    font-weight: 300;
    line-height: 23px;
    letter-spacing: -0.02em;
}
#project .project-detail .detail-list li p {
    font-weight: 400;
    font-size: 18px;
    line-height: 26px;
    letter-spacing: -0.02em;
    margin: 0;
}
.lg-backdrop {
    background-color: #fff;
}
.lg-next,
.lg-prev {
    background-color: transparent;
}
.lg-next:before {
    background-image: url("data:image/svg+xml;charset=utf8,%3Csvg width='23' height='23' viewBox='0 0 23 23' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M14.6621 20.0784C14.3698 20.0784 14.0742 20.0215 13.7917 19.9045C12.9458 19.5544 12.3992 18.7397 12.3992 17.829V15.8959C12.3992 15.3997 12.8013 14.9973 13.2976 14.9973C13.7938 14.9973 14.1962 15.3997 14.1962 15.8959V17.829C14.1962 18.0981 14.394 18.2089 14.4789 18.2441C14.5654 18.2799 14.7876 18.3422 14.9813 18.1483L20.9408 12.1814C21.2919 11.8299 21.2919 11.2581 20.9408 10.9066L14.9813 4.93987C14.7876 4.74597 14.5654 4.80809 14.4791 4.84388C14.394 4.87915 14.1962 4.99005 14.1962 5.25924V10.6904C14.1962 11.6813 13.3901 12.4875 12.3992 12.4875H0.898438C0.402192 12.4875 0 12.0853 0 11.589C0 11.0928 0.402192 10.6904 0.898438 10.6904H12.3992V5.25924C12.3992 4.34851 12.9458 3.5336 13.7917 3.18353C14.6407 2.83222 15.6067 3.02314 16.2526 3.66995L22.2121 9.63667C23.2625 10.6885 23.2625 12.3997 22.2121 13.4515L16.2526 19.4182C15.8216 19.8497 15.2482 20.0782 14.6621 20.0784Z' fill='black'/%3E%3C/svg%3E");
}
.lg-prev:before {
    background-image: url("data:image/svg+xml;charset=utf8,%3Csvg width='23' height='23' viewBox='0 0 23 23' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M8.33791 2.92162C8.63025 2.92162 8.92575 2.97847 9.20827 3.09551C10.0542 3.44559 10.6008 4.26032 10.6008 5.17105L10.6008 7.10409C10.6008 7.60034 10.1987 8.00271 9.70241 8.00271C9.20616 8.00271 8.8038 7.60034 8.8038 7.10409L8.8038 5.17105C8.8038 4.90187 8.60604 4.79114 8.52111 4.75587C8.4346 4.72007 8.21244 4.65778 8.01872 4.85168L2.05919 10.8186C1.70806 11.1701 1.70806 11.7419 2.05919 12.0934L8.01872 18.0601C8.21244 18.254 8.43459 18.1919 8.52093 18.1561C8.60603 18.1208 8.8038 18.0099 8.8038 17.7408L8.8038 12.3096C8.8038 11.3187 9.60993 10.5125 10.6008 10.5125L22.1016 10.5125C22.5978 10.5125 23 10.9147 23 11.411C23 11.9072 22.5978 12.3096 22.1016 12.3096L10.6008 12.3096L10.6008 17.7408C10.6008 18.6515 10.0542 19.4664 9.20827 19.8165C8.35931 20.1678 7.39332 19.9769 6.74739 19.3301L0.787865 13.3633C-0.262534 12.3115 -0.262534 10.6003 0.787866 9.54848L6.74739 3.58176C7.17836 3.15026 7.75182 2.92179 8.33791 2.92162Z' fill='black'/%3E%3C/svg%3E");
}
.lg-prev:after {
    display: none;
}
.lg-toolbar .lg-icon:hover {
    color: #231f20;
}
.lg-outer .lg-inner {
    width: 80%;
    height: 88%;
    left: 10%;
}
.lg-toolbar .lg-download{
    display: none;
}
.lg-counter {
    display: none;
}
.navbar-toggler {
    position: relative;
    z-index: 1030;
    display: inline-block;
    margin: 0;
    padding: 0;
    height: 18px;
}
.navbar-toggler:focus {
    outline: 0;
    -webkit-box-shadow: none;
    box-shadow: none;
}
.navbar-toggler #icon-wrap {
    width: 20px;
    height: 18px;
    display: inline-block;
    position: relative;
    -webkit-transform: rotate(0);
    transform: rotate(0);
    -webkit-transition: 0.5s ease-in-out;
    transition: 0.5s ease-in-out;
    cursor: pointer;
}
.navbar-toggler #icon-wrap span {
    display: block;
    position: absolute;
    height: 1.5px;
    width: 100%;
    background: #231f20;
    opacity: 1;
    left: 0;
    -webkit-transform: rotate(0);
    transform: rotate(0);
    -webkit-transition: 0.25s ease-in-out;
    transition: 0.25s ease-in-out;
}
.navbar-toggler #icon-wrap span:nth-child(1) {
    top: 0;
}
.navbar-toggler #icon-wrap span:nth-child(2) {
    top: 7px;
    width: 100%;
    right: 0;
    left: auto;
}
.navbar-toggler #icon-wrap span:nth-child(3) {
    display: none;
}
.navbar-toggler #icon-wrap span:nth-child(4) {
    top: 14px;
    right: 0;
    left: auto;
}
#icon-wrap span:nth-child(3) {
    top: 7px;
}
.nav-open .mobile-menu {
    background-color: #fff;
    overflow: hidden;
}
#about a,
#process {
    background-color: #231f20;
}
.nav-open .mobile-menu .nav li {
    opacity: 1;
    -webkit-transform: translateY(0);
    transform: translateY(0);
    -webkit-transition: -webkit-transform 0.2s, opacity 0.2s;
    -webkit-transition: opacity 0.2s, -webkit-transform 0.2s;
    transition: opacity 0.2s, -webkit-transform 0.2s;
    transition: transform 0.2s, opacity 0.2s;
    transition: transform 0.2s, opacity 0.2s, -webkit-transform 0.2s;
}
.nav-open #icon-wrap span:nth-child(1) {
    top: 9px;
    width: 0;
    left: 50%;
}
.nav-open #icon-wrap span:nth-child(2) {
    -webkit-transform: rotate(45deg);
    transform: rotate(45deg);
    width: 20px;
}
.nav-open #icon-wrap span:nth-child(3) {
    -webkit-transform: rotate(-45deg);
    transform: rotate(-45deg);
    display: block;
}
.nav-open #icon-wrap span:nth-child(4) {
    top: 9px;
    width: 0;
    left: 50%;
}
.mobile-menu {
    width: 100%;
    height: 100%;
    opacity: 0;
    visibility: hidden;
    padding: 10px 12px 12px;
}
.mobile-menu.fixed-top {
    z-index: 1020;
}
.mobile-menu a img {
    max-width: 150px;
}
.mobile-menu .nav {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid rgba(35, 31, 32, 0.05);
}
.mobile-menu .nav li {
    opacity: 0;
    -webkit-transform: translateY(-40px);
    transform: translateY(-40px);
    -webkit-animation-timing-function: cubic-bezier(0.45, 0.005, 0, 1);
    animation-timing-function: cubic-bezier(0.45, 0.005, 0, 1);
}
.mobile-menu .nav li a {
    color: #231f20;
    font-size: 22px;
    line-height: 28px;
    font-weight: 500;
    padding-left: 0;
}
.mobile-menu .nav li.delay-1 {
    -webkit-transition-delay: 0.1s;
    transition-delay: 0.1s;
}
.mobile-menu .nav li.delay-2 {
    -webkit-transition-delay: 0.2s;
    transition-delay: 0.2s;
}
.mobile-menu .nav li.delay-3 {
    -webkit-transition-delay: 0.3s;
    transition-delay: 0.3s;
}
.mobile-menu .nav li.delay-4 {
    -webkit-transition-delay: 0.4s;
    transition-delay: 0.4s;
}
.mobile-menu .nav li.delay-5 {
    -webkit-transition-delay: 0.5s;
    transition-delay: 0.5s;
}
#about {
    padding: 50px 0 70px;
}
#about .title span {
    font-weight: 500;
    font-size: 14px;
    line-height: 20px;
    letter-spacing: -0.02em;
    opacity: 0.3;
}
#about .title h1 {
    font-weight: 500;
    font-size: 24px;
    line-height: 35px;
    letter-spacing: -0.02em;
    margin: 0;
}
#about .title p {
    font-weight: 400;
    font-size: 18px;
    line-height: 26px;
    margin-top: 10px;
}
#about a {
    margin-top: 25px;
    color: #fff;
    display: inline-block;
    padding: 18px 25px;
    text-decoration: none;
    font-size: 16px;
    font-weight: 500;
    -webkit-transition: all 0.5s ease-in-out;
    transition: all 0.5s ease-in-out;
    border: 1px solid #231f20;
}
#about a:hover {
    background-color: #fff;
    color: #231f20;
}
#about a:hover svg path {
    fill: #231f20;
}
#about a svg {
    margin-left: 30px;
}
.service-list {
    padding: 0;
}
.service-list li {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center;
    font-size: 16px;
    line-height: 23px;
    font-weight: 400;
    margin-bottom: 5px;
    flex-wrap: wrap;
}

.service-list li ul {
    width: 100%;
    margin-top: 10px;
    padding-left: 10px;
}
#process .title h2,
#references h1 {
    font-size: 36px;
    letter-spacing: -0.02em;
}
.service-list li svg {
    min-width: 18px;
}
.service-list li p {
    margin: 0 0 0 5px;
    width: calc(100% - 28px);
}
#process {
    padding: 50px 0 100px;
}
#process .title {
    text-align: center;
}
#process .title h2 {
    color: #fff;
    line-height: 52px;
    margin-top: -90px;
}
#process .processSwiper {
    padding-top: 100px;
}
#process .processSwiper img {
    -o-object-fit: cover;
    object-fit: cover;
    width: 100%;
    height: 450px;
}
.service-box {
    margin-bottom: 20px;
}
.service-box h3 {
    font-weight: 500;
    font-size: 18px;
    line-height: 26px;
    margin: 0;
}
.service-box p {
    font-size: 16px;
    margin: 0 !important;
    font-weight: 400;
}
#references {
    padding: 70px 0;
}

#references span {
    font-weight: 500;
    font-size: 14px;
    line-height: 20px;
    letter-spacing: -0.02em;
    opacity: 0.3;
}
#references h1 {
    font-weight: 500;
    font-size: 24px;
    line-height: 35px;
    letter-spacing: -0.02em;
    margin: 0;
}
#references .head {
    margin-bottom: 50px;
}
#references .head p {
    font-weight: 400;
    font-size: 18px;
    line-height: 26px;
    text-align: center;
    letter-spacing: -0.02em;
    opacity: 0.5;
}
#references form {
    position: relative;
}
#references form input {
    width: 100%;
    border: 1px solid #231f20;
    padding: 18px 20px;
}
#references form input::-webkit-input-placeholder {
    font-weight: 300;
    font-size: 14px;
    line-height: 20px;
    opacity: 0.7;
}
#references form input::-moz-placeholder {
    font-weight: 300;
    font-size: 14px;
    line-height: 20px;
    opacity: 0.7;
}
#references form input:-ms-input-placeholder {
    font-weight: 300;
    font-size: 14px;
    line-height: 20px;
    opacity: 0.7;
}
#references form input::-ms-input-placeholder {
    font-weight: 300;
    font-size: 14px;
    line-height: 20px;
    opacity: 0.7;
}
#references form input::placeholder {
    font-weight: 300;
    font-size: 14px;
    line-height: 20px;
    opacity: 0.7;
}
#references form input:focus {
    outline: 0;
    -webkit-box-shadow: none;
    box-shadow: none;
}
#references form svg {
    position: absolute;
    top: 15px;
    right: 20px;
}
.accordion.custom .accordion-item {
    margin-bottom: 20px;
    border: none;
}
.accordion.custom .accordion-item:hover .accordion-button {
    border-color: #231f20;
}
.accordion.custom .accordion-item .accordion-button {
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    font-weight: 400;
    font-size: 18px;
    line-height: 26px;
    letter-spacing: -0.02em;
    color: #231f20;
    padding-left: 0;
    border-radius: 0;
}

.accordion.custom .accordion-item .accordion-button p {
    margin: 0;
    max-width: 90%;
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
}
.accordion.custom .accordion-item .accordion-button:not(.collapsed) {
    background-color: #fff;
}
.accordion.custom .accordion-item .accordion-button:focus {
    -webkit-box-shadow: none;
    box-shadow: none;
    background-color: transparent !important;
    border-bottom-color: #231f20;
}
.accordion.custom .accordion-item .accordion-button:after {
    background-image: url("data:image/svg+xml;charset=utf8,%3Csvg width='18' height='18' viewBox='0 0 18 18' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M9 16.5C4.85775 16.5 1.5 13.1422 1.5 9C1.5 4.85775 4.85775 1.5 9 1.5C13.1423 1.5 16.5 4.85775 16.5 9C16.5 13.1422 13.1423 16.5 9 16.5ZM9 15C10.5913 15 12.1174 14.3679 13.2426 13.2426C14.3679 12.1174 15 10.5913 15 9C15 7.4087 14.3679 5.88258 13.2426 4.75736C12.1174 3.63214 10.5913 3 9 3C7.4087 3 5.88258 3.63214 4.75736 4.75736C3.63214 5.88258 3 7.4087 3 9C3 10.5913 3.63214 12.1174 4.75736 13.2426C5.88258 14.3679 7.4087 15 9 15ZM9 10.371L11.652 7.71975C11.7935 7.58313 11.9829 7.50753 12.1796 7.50924C12.3762 7.51095 12.5643 7.58983 12.7034 7.72888C12.8424 7.86794 12.9213 8.05605 12.923 8.2527C12.9247 8.44935 12.8491 8.6388 12.7125 8.78025L9.53025 11.9625C9.3896 12.1031 9.19887 12.1821 9 12.1821C8.80113 12.1821 8.6104 12.1031 8.46975 11.9625L5.2875 8.78025C5.15088 8.6388 5.07529 8.44935 5.07699 8.2527C5.0787 8.05605 5.15758 7.86794 5.29664 7.72888C5.43569 7.58983 5.6238 7.51095 5.82045 7.50924C6.0171 7.50753 6.20655 7.58313 6.348 7.71975L9 10.371Z' fill='black'/%3E%3C/svg%3E");
}
.accordion.custom .accordion-item .accordion-body {
    background-color: rgba(196, 196, 196, 0.1);
    padding: 0;
}
.accordion.custom .accordion-item .accordion-body .body-item {
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    padding: 10px;
}
.accordion.custom .accordion-item .accordion-body .body-item:last-child {
    border: none;
}
.accordion.custom .accordion-item .accordion-body .body-item span {
    display: block;
    font-weight: 400;
    font-size: 14px;
    line-height: 20px;
    letter-spacing: -0.02em;
}
.accordion.custom .accordion-item .accordion-body .body-item p {
    margin: 0;
    font-weight: 400;
    font-size: 16px;
    line-height: 23px;
    letter-spacing: -0.02em;
    text-align: left;
}

/* Preloader */ 

#preloader {
    width: 100%;
    height: 100%;
    position: fixed;
    top: 0;
    left: 0;
    background-color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 99999;
}

/* #preloader:before {
    content: "";
    display: block;
    position: absolute;
    left: -1px;
    top: -1px;
    height: 100%;
    width: 100%;
    animation: rotation 1s linear infinite;
    border: 1px solid #2fc394;
    border-top: 1px solid transparent;
    border-radius: 100%;
} */
#preloader .icon {
    /* position: absolute;
    top: 50%;
    left: 50%;
    margin-top: -34px;
    margin-left: -34px; */
    height: 64px;
    width: 64px;
    animation: wink 1s ease-in-out infinite alternate;
    margin-bottom: 20px;
}

.lg-container.iframe-modal {
    width: 100%;
    height: 100%;
    left: 0;
}
.lg-container.iframe-modal .lg-has-iframe {
    position: absolute;
    top: 0;
    left: 0;
}
.lg-container.iframe-modal iframe {
    width: 100%;
    height: 100%;
}
@keyframes rotation {
    from {
        transform: rotate(0deg);
   }
    to {
        transform: rotate(359deg);
   }
}
@keyframes wink {
    from {
        opacity: 0;
   }
    to {
        opacity: 1;
   }
}

.lg-outer .lg-pager {
    background-color: #000;
    opacity: 0.5;
    box-shadow: none !important;
    width: 8px;
    height: 8px;
}
.lg-outer .lg-pager-cont.lg-pager-active .lg-pager {
    opacity: 1;
}

/* .grid .project-item {
    position: relative;
}

.grid .project-item:before {
    content: '';
    display: inline-block;
    padding-top: 60%;
}

.grid .project-item a img {
    width: 100%;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: block;
}

.lazyload {
    background: #f7f7f7;
}

.lazyloading {
    background: #f7f7f7 url(../assets/imgs/loader.gif) no-repeat center;
    min-height: 60px;
  } */

@media (max-width: 1199px) {
    #about-us {
        padding: 30px 0;
    }
    #about-us:not(.engineering) img {
        height: auto;
        position: static;
        width: 100%;
        display: none;
    }
    #about-us.engineering img {
        position: static;
        width: 100%;
    }
    #about{
        padding-bottom: 0;
    }
    #process .processSwiper img {
        height: 300px;
    }
    #process {
        padding-top: 0 !important;
    }
}
@media (max-width: 992px) {
    header {
        padding: 10px 0;
    }
    .welcome-screen .content {
        margin-top: 0;
    }
    .welcome-screen .content .logo img {
        max-width: 150px;
    }
    .welcome-screen .links {
        margin-top: 60px;
    }
    .welcome-screen .links a {
        font-size: 24px;
        margin: 0 10px;
    }
    .container-fluid {
        padding: 0 5px;
    }
    .grid {
        padding: 20px 0;
    }
    .grid .project-item {
        width: 50%;
        padding: 0 5px;
        margin-bottom: 10px;
    }
    .grid .project-item a .project-hover h4 {
        font-size: 18px;
        line-height: 22px;
    }
    #about-us .team h5,
    #about-us p {
        font-size: 16px;
    }
    #publications {
        padding: 30px 0;
    }
    #publications h1 {
        font-size: 24px;
        margin-top: 0;
    }
    #project .project-detail {
        padding: 50px 0;
    }
    #project .project-detail .detail-list {
        margin-bottom: 30px;
    }
    #about img {
        margin-top: 30px;
    }
    #process .title h2 {
        font-size: 18px;
        margin-top: -70px;
    }
    #process .title img {
        max-width: 80px;
    }
    #process .processSwiper {
        padding-top: 50px;
    }
    #contact-us {
        padding: 30px 0;
    }
    #contact-us .contact-item {
        margin-bottom: 0;
    }
    #contact-us .contact-item .head {
        font-size: 16px;
    }
    #contact-us .contact-item .head img {
        max-width: 18px;
    }
    #contact-us .contact-item .body p {
        font-size: 15px;
        line-height: 17px;
    }
}
@media (max-width: 767px) {
    .navbar a img {
        max-width: 150px;
    }
    .filters-button-group {
        display: block;
        white-space: nowrap;
        overflow: scroll;
    }
    .filters-button-group button {
        display: inline-block;
        padding: 15px 10px;
        font-size: 14px;
    }
    footer {
        padding: 15px 0;
    }
    footer .container {
        display: block;
    }
    footer .container .copy {
        text-align: center;
    }
    footer .container a {
        width: 100%;
        -webkit-box-pack: center;
        -ms-flex-pack: center;
        justify-content: center;
        margin-top: 10px;
    }
    footer .container a p {
        margin: 0 0 0 10px;
    }
    footer .container a img {
        max-width: 30px;
    }
    #project .project-detail p {
        font-size: 16px;
    }
    #references {
        padding: 30px 0;
    }
    #references .head h1 {
        font-size: 24px;
        line-height: 27px;
    }
    #references .head p {
        font-size: 16px;
        line-height: 22px;
    }
    #references .accordion.custom .accordion-item {
        margin: 0;
    }
    #references .accordion.custom .accordion-item .accordion-button {
        font-size: 14px;
    }
    #references .accordion.custom .accordion-item .accordion-body .body-item p {
        font-size: 14px;
        line-height: 17px;
    }
    #process {
        padding-bottom: 50px;
    }
    #project .full-img button {
        right: 0;
        bottom: 0;
    }

    #project .full-img button img {
        width: 25px;
    }
}
@media (max-width: 575px) {
    #references form,
    .grid .project-item {
        width: 100%;
    }
    #project .project-detail {
        padding: 50px 10px;
    }
}