/* ===== FONT ===== */
@import url('https://fonts.googleapis.com/css2?family=Poppins:ital,wght@0,100;0,200;0,300;0,400;0,500;0,600;0,700;0,800;0,900;1,100;1,200;1,300;1,400;1,500;1,600;1,700;1,800;1,900&display=swap');

/* ===== BASE ===== */
:root {
    /* Color */
    --orange-color: #fba754;
    --black-color: #111;
    --white-color: #fff;
    --off-white-color: #f7f8fb;
    --dark-gray-color: #555;
    --border-color: #ddd;
    /* Delay */
    --icon-delay: 1.3s;
    /* Font Size */
    --special-title-size: 120px;
    --h1-size: 120px;
    --h2-size: 70px;
    --h3-size: 36px;
    --h4-size: 22px;
    /* Gutter */
    --gutter-width: 40px;
}

* {
    padding: 0;
    margin: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
    outline: none;
}

html {
    font-size: 10px;
    scroll-behavior: smooth;
}

body {
    overflow-x: hidden;
}

ul {
    list-style: none;
}

a {
    display: inline-block;
    text-decoration: none;
}

img {
    max-width: 100%;
    height: auto;
    vertical-align: middle;
    object-fit: cover;
}

input, button {
    outline: none;
    border: none;
}

button {
    cursor: pointer;
}

.fix::after,
.fix::before {
    content: '';
    display: table;
    clear: both;
}

.cl-pd {
    margin: 0 calc(var(--gutter-width) * -1);
}

.pd-lr {
    padding: 0 var(--gutter-width);
}

.col-4 { width: 33.3333%; }
.col-6 { width: 50%; }
.col-8 { width: 66.6666%; }

.flex {
    display: flex;
    flex-wrap: wrap;
}

.section {
    padding: 120px 0;
}

.container {
    max-width: 1230px;
    width: 90%;
    margin: 0 auto;
}

.bg-white {
    background: var(--white-color);
}

.bg-offwhite {
    background: var(--off-white-color);
}

.as-start {
    align-self: flex-start;
}

.special-align {
    padding-left: 25px;
}

/* Button */
.btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 150px;
    height: 150px;
    padding: 10px;
    font-size: 16px;
    color: var(--white-color);
    background: var(--black-color);
    border-radius: 50%;
    font-weight: 500;
    text-align: center;
    transition: 0.3s;
}

.btn:hover {
    color: var(--orange-color);
    transform: rotateZ(-20deg);
}

.hover-btn {
    margin-left: 5px;
    color: var(--black-color);
    text-decoration: underline;
    cursor: pointer;
    transition: 0.3s;
}

.hover-btn:hover {
    color: var(--orange-color);
}

/* Icon-arrow */
.icon-arrow {
    width: 54px;
    height: 54px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: 0.3s;
    position: relative;
}

.icon-arrow::before {
    content: '';
    width: 0%;
    height: 0%;
    background: var(--orange-color);
    border-radius: 50%;
    position: absolute;
    transition: 0.3s;
}

.icon-arrow > img {
    z-index: 1;
}

/* Line */
.line {
    overflow: hidden;
}

.line-inner {
    display: block;
}

/* Animation */
.ani-move-up-down {
    animation: move-up-down 2s ease-in-out infinite alternate;
}
@keyframes move-up-down {
    0% {
        transform: translateY(10px);
    }
    100% {
        transform: translateY(-20px);
    }
}

.ani-fade-down {
    animation: fade-down 1s;
}
@keyframes fade-down {
    0% {
        opacity: 0;
        transform: translateY(-100px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

.ani-fade-up {
    position: relative;
    animation: fade-up 0s;
}
@keyframes fade-up {
    0% {
        opacity: 0;
        transform: translateY(100px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

.ani-dura-1 {
    animation-duration: 1s;
}

/* ===== CUSTOM SCROLLBAR ===== */
::-webkit-scrollbar {
    width: 7px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: #888;
    border-radius: 5px;
}
  
/* ===== CURSOR ===== */
#cursor {
    width: 40px;
    height: 40px;
    border: 2px solid var(--orange-color);
    border-radius: 50%;
    position: fixed;
    transform: translate(-50%, -50%);
    transition: 0.3s cubic-bezier(.25,.51,.18,.83),
                z-index 0s;
    will-change: top, left;
    pointer-events: none;
    z-index: 9999;
}

#cursor.hide {
    opacity: 0;
}

#cursor .cursor-inner {
    width: 0;
    height: 0;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    opacity: 1;
    transition: 0.3s cubic-bezier(.31,.77,.33,1.07);
}

#cursor .cursor-inner::before {
    content: '';
    width: 0px;
    height: 0px;
    background: var(--black-color);
    border-radius: 50%;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    opacity: 0;
    z-index: -1;
    transition: 0.3s cubic-bezier(.31,.77,.33,1.07);
}

#cursor.case-study .cursor-inner::before {
    width: 80px;
    height: 80px;
    opacity: 1;
    animation: icon-zoom 0.3s cubic-bezier(.04,1.14,.83,1.36);
}

#cursor.case-study .cursor-inner {
    padding: 10px;
    font-size: 13px;
    color: var(--white-color);
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

#cursor.image {
    border: none;
    z-index: 0;
}

#cursor.image .cursor-inner {
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    width: 300px;
    height: 200px;
    opacity: 0.8;
}


/* ===== HEADER ===== */
.header {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
}

.header__container {
    height: 100px;
    justify-content: space-between;
    align-items: center;
}

.header__container a {
    padding: 15px 0;
    font-size: 15px;
    color: var(--black-color);
    font-weight: 500;
    transition: 0.2s ease-out;
}

.header__container a:hover {
    color: var(--orange-color);
}

.nav {
    display: flex;
}

.nav-item {
    margin-left: 4rem;
    position: relative;
}

.subnav {
    padding: 15px 30px;
    width: 200px;
    border: 1px solid var(--border-color);
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease-out;
    z-index: 10;
}

.subnav::before {
    content: '';
    border-width: 8px 8px;
    border-style: solid;
    border-color: transparent transparent var(--border-color) transparent;
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
}

.nav-item:hover > .subnav {
    opacity: 1;
    visibility: visible;
}

.subnav-item {
    padding: 15px 0;
}

.subnav-item a {
    padding: 0;
    display: flex;
    align-items: center;
}

.subnav-icon {
    width: 24px;
    margin-right: 15px;
}

/* Nav Mobile */
.nav-mobile {
    display: none;
}

.nav-mobile-btn {
    width: 60px;
    height: 60px;
    border: 1px solid var(--dark-gray-color);
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: 0.5s;
    position: relative;
    z-index: 1000;
}

.nav-mobile.active .nav-mobile-btn {
    border-color: var(--white-color);
}

.nav-mobile-btn > span {
    display: block;
    width: 20px;
    height: 2px;
    background: var(--black-color);
    margin: 3px 0;
    transition: 0.5s;
}

.nav-mobile.active .nav-mobile-btn > span {
    background: var(--white-color);
}

.nav-mobile.active .nav-mobile-btn span:nth-child(1) {
    transform: rotate(45deg) translate(3px, 3px);
}

.nav-mobile.active .nav-mobile-btn span:nth-child(2) {
    transform: rotate(-45deg) translate(3px, -3px);
}

.nav-mobile-bg {
    width: 0vh;
    height: 0vh;
    border-radius: 50%;
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    opacity: 0;
    transition: 0.6s cubic-bezier(0.7, 0, 0.7, 0.2),
                opacity 1s cubic-bezier(0.75, 0, 0.75, 0);
}

.nav-mobile-bg-1 {
    background: var(--orange-color);
    transition-delay: 0.2s;
}

.nav-mobile-bg-2 {
    background: var(--black-color);
}

.nav-mobile.active .nav-mobile-bg {
    width: 165vh;
    height: 165vh;
    opacity: 1;
    transition: 0.8s cubic-bezier(.3,.8,.3,1);
}

.nav-mobile.active .nav-mobile-bg-2 {
    transition-delay: 0.3s;
}

.nav-mobile-list {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.5s;
}

.nav-mobile.active .nav-mobile-list {
    opacity: 1;
    visibility: visible;
}

.nav-mobile-list li {
    width: 100%;
}

.nav-mobile-list a {
    font-size: 20px;
    color: var(--white-color);
}

.nav-mobile-socials {
    margin-top: 20px;
    justify-content: space-evenly;
}

.social-item {
    width: 40px;
    height: 40px;
    background: var(--white-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: 0.3s;
}

.social-item:hover {
    transform: translateY(-5px);
}

.social-item > img {
    width: 24px;
}

/* ===== FOOTER ===== */
.footer__top {
    justify-content: space-between;
    align-items: center;
    padding-bottom: 120px;
    border-bottom: 1px solid var(--border-color);
}

.footer__title {
    font-size: var(--h2-size);
    font-weight: 400;
    line-height: 1.25;
}

.footer__title .line:last-child {
    padding-left: 70px;
}

.footer__bottom {
    padding-top: 60px;
    justify-content: space-between;
    align-items: center;
}

.btn-honors {
    padding: 0 20px;
    width: 200px;
    height: 56px;
    font-size: 16px;
    color: var(--white-color);
    background: #9bd4d7;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: 0.3s;
}

.btn-honors:hover {
    color: var(--orange-color);
    background: var(--black-color);
}

.btn-honors-icon {
    font-size: 24px;
    font-weight: 600;
}

.footer__credit > p,
.footer__credit > div {
    font-size: 15px;
    color: var(--dark-gray-color);
    font-weight: 300;
    text-align: right;
}

.footer__info {
    position: relative;
}

.footer__info-list {
    padding: 20px 30px;
    width: 240px;
    border: 1px solid var(--border-color);
    border-radius: 5px;
    position: absolute;
    bottom: 120%;
    right: -20px;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s;
}

.footer__info:hover .footer__info-list {
    opacity: 1;
    visibility: visible;
}

.footer__info-list::before {
    content: '';
    border-width: 8px 8px;
    border-style: solid;
    border-color: var(--border-color) transparent transparent transparent;
    position: absolute;
    bottom: -16px;
    right: 25px;
}

.info__title h4 {
    font-size: 16px;
    color: var(--black-color);
    text-align: center;
}

.info__item {
    margin-top: 15px;
    justify-content: flex-start;
    align-items: center;
}

.info__img {
    margin-right: 15px;
    width: 40px;
    height: 40px;
    background: rgba(0,0,0,0.07);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.info__img > img {
    width: 24px;
}

.info__content {
    text-align: left;
}

.info__content h5 {
    font-size: 14px;
    color: var(--dark-gray-color);
    font-weight: 500;
}

.info__content span {
    font-size: 13px;
    color: var(--black-color);
    font-weight: 400;
    opacity: 0.6;
}

@media screen and (max-width: 1199px) {
    :root {
        --h1-size: 85px;
    }

    .col-lg-12 { width: 100%; }

    .special-align {
        padding-left: 0;
    }
}

@media screen and (max-width: 991px) {
    :root {
        --special-title-size: 90px;
        --h2-size: 60px;
        --h3-size: 30px;
        --gutter-width: 20px;
    }

    .section {
        padding: 100px 0;
    }
    
    .footer__top {
        padding-bottom: 80px;
    }

    .footer__bottom {
        padding-top: 50px;
    }
}

@media screen and (max-width: 800px) {
    :root {
        --special-title-size: 72px;
        --h1-size: 70px;
        --h2-size: 56px;
        --h3-size: 22px;
    }

    .col-sm-4 { width: 33.3333%; }
    .col-sm-8 { width: 66.6666%; }
    .col-sm-12 { width: 100%; }

    .section {
        padding: 90px 0;
    }

    .btn {
        width: 120px;
        height: 120px;
    }

    .header {
        z-index: 100;
    }

    .nav {
        display: none;
    }

    .nav-mobile {
        display: block;
    }
}

@media screen and (max-width: 620px) {
    :root {
        --special-title-size: 11vw;
        --h1-size: 11vw;
        --h2-size: 38px;
        --h3-size: 20px;
        --h4-size: 20px;
    }

    .col-xsm-6 { width: 50%; }
    .col-xsm-12 { width: 100%; }

    .section {
        padding: 80px 0;
    }

    .btn {
        width: 100px;
        height: 100px;
        font-size: 14px;
    }

    #cursor {
        width: 30px;
        height: 30px;
    }

    
    .footer__top,
    .footer__bottom {
        flex-direction: column;
    }

    .footer__title {
        display: flex;
        flex-wrap: wrap;
    }

    .footer__title line {
        display: inline-block;
    }

    .footer__title .line:last-child {
        padding-left: 10px;
    }

    .footer__btn {
        margin-top: 50px;
    }

    .btn-honors {
        width: 180px;
        height: 50px;
    }

    .footer__credit {
        margin-top: 20px;
    }
    
    .footer__credit > p {
        font-size: 14px;
        text-align: center;
    }

    .info__container {
        flex-direction: column;
        align-items: center;
    }

    .footer__info > span {
        font-size: 14px;
    }

    .footer__info-list {
        left: 50%;
        transform: translateX(-50%) scale(0.95);
    }

    .footer__info-list::before {
        right: 50%;
        transform: translateX(50%);
    }
}