:root {
    /* GREEN THEME */
    --color-primary: #ff7b02;
    --color-primary-variant: #e5a55d;
    --color-bg-1: #000e17;
    --color-bg-2: #001e2d;
    --color-bg-3: red;
    --color-bg-4: #003347;
    --color-light: #97c5de;
    --color-white: hsl(0, 0%, 90%);
    /* BOX SHADOW */
    --light-box-shadow: rgba(0, 0, 0, 0.15) 1.95px 1.95px 2.6px;
    --dark-box-shadow: rgba(0, 0, 0, 0.24) 0px 3px 8px;
    --darkest-box-shadow: rgba(0, 0, 0, 0.35) 0px 5px 15px;
    /* TRANSTIONS */
    --threeMili-ani: all .3s ease;
    /* !FONT SIZE */
    --font-small: 1.2rem;
    --font-medium: 2rem;
    --font-big: 3rem;
    scroll-behavior: smooth;
    scroll-padding-top: 65px;
}

*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

button {
    cursor: pointer;
    border: none;
    outline: none;
}

a {
    text-decoration: none;
}

ul li {
    list-style: none;
}

img {
    display: block;
    width: 100%;
    height: auto;
}


/* REUSABLE CLASS */

.flex {
    display: flex;
    align-items: center;
}

.char {
    display: inline-block;
    position: relative;
}

.block {
    display: block;
}

section {
    padding: 0 5%;
}

body {
    font-family: 'Montserrat', sans-serif;
    max-width: 100vw !important;
    overflow-x: hidden !important;
    background-color: var(--color-bg-2);
}


/* !PRELOADER CONTAINER */

.preloader_container {
    position: fixed;
    z-index: 5;
    height: 100vh;
    width: 100%;
    top: 0;
    background-color: var(--color-bg-4);
    display: grid;
    place-items: center;
}

.preloader_container img {
    width: 220px;
}


/* !<!-- !NAVBAR START --> */

header {
    width: 100%;
    box-shadow: var(--light-box-shadow);
    position: fixed;
    z-index: 4;
    background-color: var(--color-bg-4);
}

header.active {
    box-shadow: var(--darkest-box-shadow);
}

.nav {
    height: 70px;
    width: 100%;
    justify-content: space-between;
    padding: 0 5%;
}

.logo {
    font-size: var(--font-small);
    color: var(--color-white);
}

.logo_main_text {
    color: var(--color-primary);
}

.nav_link_container li {
    margin: 0 2em;
    transition: all .4s linear;
    -webkit-transition: all .4s linear;
    -moz-transition: all .4s linear;
    -ms-transition: all .4s linear;
    -o-transition: all .4s linear;
}

.social_link_nav_container li {
    margin: 0 0.8em;
}

.nav ul li a {
    color: var(--color-light);
    font-size: var(--font-small);
    transition: var(--threeMili-ani);
    -webkit-transition: var(--threeMili-ani);
    -moz-transition: var(--threeMili-ani);
    -ms-transition: var(--threeMili-ani);
    -o-transition: var(--threeMili-ani);
}

.nav_link_container {
    overflow: hidden;
}

.nav ul li a:hover span {
    color: var(--color-primary);
}

.social_link_nav_container li a {
    display: block;
    background-color: var(--color-primary);
    height: 30px;
    width: 30px;
    display: grid;
    place-items: center;
    border-radius: 5px;
    -webkit-border-radius: 5px;
    -moz-border-radius: 5px;
    -ms-border-radius: 5px;
    -o-border-radius: 5px;
}

.social_link_nav_container li a i {
    color: white;
}


/* !<!-- !HERO SECTION --> */

.hero_section {
    position: relative;
    justify-content: space-between;
    height: 100vh;
    min-height: 770px;
    background: linear-gradient(to left, var(--color-bg-4), var(--color-bg-1));
    background-size: 400% 400%;
    animation: gradient_ani 5s linear infinite alternate;
    -webkit-animation: gradient_ani 5s linear infinite alternate;
}

@keyframes gradient_ani {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

.left_hero_container,
.right_hero_section {
    width: 48%;
}

.left_hero_container {
    width: 48%;
    height: 100%;
    display: grid;
    align-items: center;
    position: relative;
}

.background_img {
    width: 400px;
    min-width: 400px;
    height: 450px;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    -webkit-transform: translate(-50%, -50%);
    -moz-transform: translate(-50%, -50%);
    -ms-transform: translate(-50%, -50%);
    -o-transform: translate(-50%, -50%);
}

.background_img img {
    width: 100%;
    filter: brightness(0.5) saturate(0.2);
    -webkit-filter: brightness(0.5) saturate(0.2);
    transition: var(--threeMili-ani);
    -webkit-transition: var(--threeMili-ani);
    -moz-transition: var(--threeMili-ani);
    -ms-transition: var(--threeMili-ani);
    -o-transition: var(--threeMili-ani);
    border-radius: 10px;
    -webkit-border-radius: 10px;
    -moz-border-radius: 10px;
    -ms-border-radius: 10px;
    -o-border-radius: 10px;
}

.fore_ground_img {
    width: 300px;
    min-width: 300px;
    height: 350px;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(0%, -40%);
    -webkit-transform: translate(0%, -40%);
    -moz-transform: translate(0%, -40%);
    -ms-transform: translate(0%, -40%);
    -o-transform: translate(0%, -40%);
    transition: var(--threeMili-ani);
    -webkit-transition: var(--threeMili-ani);
    -moz-transition: var(--threeMili-ani);
    -ms-transition: var(--threeMili-ani);
    -o-transition: var(--threeMili-ani);
}

.fore_ground_img img {
    border-radius: 10px;
    -webkit-border-radius: 10px;
    -moz-border-radius: 10px;
    -ms-border-radius: 10px;
    -o-border-radius: 10px;
}

.left_hero_container:hover .fore_ground_img {
    opacity: 0;
    transform: scale(1.1) translate(-50%, -50%);
    -webkit-transform: scale(1.1) translate(-50%, -50%);
    -moz-transform: scale(1.1) translate(-50%, -50%);
    -ms-transform: scale(1.1) translate(-50%, -50%);
    -o-transform: scale(1.1) translate(-50%, -50%);
}

.left_hero_container:hover .background_img img {
    filter: saturate(1) brightness(1);
    -webkit-filter: saturate(1) brightness(1);
}

.hero_small_header p {
    color: var(--color-light);
    font-size: var(--font-small);
    user-select: none;
}

.right_hero_section h3 {
    font-size: var(--font-medium);
    color: var(--color-white);
    line-height: 1.6;
    margin: 1em 0;
    font-weight: lighter;
    user-select: none;
}

.box {
    height: 50px;
    width: 180px;
    background-color: var(--color-bg-4);
    border-radius: 20px;
    -webkit-border-radius: 20px;
    -moz-border-radius: 20px;
    -ms-border-radius: 20px;
    -o-border-radius: 20px;
    box-shadow: inset 0 1rem 1rem rgba(0, 0, 0, 0.3);
    border: 1px solid var(--color-bg-4);
}

.right_hero_section p {
    color: var(--color-light);
    font-size: var(--font-small);
    margin: 1em 0;
    margin-bottom: 2em;
    line-height: 1.2;
}

.link {
    width: fit-content;
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: 0.4em 0.6em;
    font-size: var(--font-small);
    border-radius: 5px;
    -webkit-border-radius: 5px;
    -moz-border-radius: 5px;
    -ms-border-radius: 5px;
    -o-border-radius: 5px;
    border: 2px solid var(--color-primary);
    transition: var(--threeMili-ani);
    -webkit-transition: var(--threeMili-ani);
    -moz-transition: var(--threeMili-ani);
    -ms-transition: var(--threeMili-ani);
    -o-transition: var(--threeMili-ani);
}

.link i {
    margin-left: 0.5em;
    transition: var(--threeMili-ani);
    -webkit-transition: var(--threeMili-ani);
    -moz-transition: var(--threeMili-ani);
    -ms-transition: var(--threeMili-ani);
    -o-transition: var(--threeMili-ani);
}

.link:hover {
    background-color: transparent;
}

.link:hover i {
    transform: translateX(5px);
    -webkit-transform: translateX(5px);
    -moz-transform: translateX(5px);
    -ms-transform: translateX(5px);
    -o-transform: translateX(5px);
}

.hero_img_deco_container {
    position: absolute;
    bottom: -10%;
    right: 20%;
    z-index: 2;
}

.hero_img {
    height: 180px;
    width: 150px;
    box-shadow: var(--dark-box-shadow);
    overflow: hidden;
    border: 8px solid var(--color-bg-2);
    border-radius: 8px;
    -webkit-border-radius: 8px;
    -moz-border-radius: 8px;
    -ms-border-radius: 8px;
    -o-border-radius: 8px;
    transition: var(--threeMili-ani);
    -webkit-transition: var(--threeMili-ani);
    -moz-transition: var(--threeMili-ani);
    -ms-transition: var(--threeMili-ani);
    -o-transition: var(--threeMili-ani);
}

.hero_img img {
    width: 100%;
    height: 100%;
}

.hero_left_img {
    transform: rotate(-20deg) translate(0, 100%);
    -webkit-transform: rotate(-20deg) translate(0, 100%);
    -moz-transform: rotate(-20deg) translate(0, 100%);
    -ms-transform: rotate(-20deg) translate(0, 100%);
    -o-transform: rotate(-20deg) translate(0, 100%);
}

.hero_right_img {
    transform: rotate(20deg) translate(0, 0%);
    -webkit-transform: rotate(20deg) translate(0, 0%);
    -moz-transform: rotate(20deg) translate(0, 0%);
    -ms-transform: rotate(20deg) translate(0, 0%);
    -o-transform: rotate(20deg) translate(0, 0%);
}

.hero_img_deco_container:hover .hero_right_img {
    transform: rotate(0deg) translate(-50%, 0%);
    -webkit-transform: rotate(0deg) translate(-50%, 0%);
    -moz-transform: rotate(0deg) translate(-50%, 0%);
    -ms-transform: rotate(0deg) translate(-50%, 0%);
    -o-transform: rotate(0deg) translate(-50%, 0%);
}

.hero_img_deco_container:hover .hero_left_img {
    transform: rotate(0deg) translate(60%, 100%);
    -webkit-transform: rotate(0deg) translate(60%, 100%);
    -moz-transform: rotate(0deg) translate(60%, 100%);
    -ms-transform: rotate(0deg) translate(60%, 100%);
    -o-transform: rotate(0deg) translate(60%, 100%);
}


/* ROUND-BTN-STYLES */

.round_btn {
    position: absolute;
    color: var(--color-bg-1);
    font-size: calc(var(--font-small)/1.3);
    font-weight: bold;
    height: 130px;
    width: 130px;
    display: grid;
    place-items: center;
    cursor: pointer;
    border-radius: 50%;
    -webkit-border-radius: 50%;
    -moz-border-radius: 50%;
    -ms-border-radius: 50%;
    -o-border-radius: 50%;
    transition: var(--threeMili-ani);
    -webkit-transition: var(--threeMili-ani);
    -moz-transition: var(--threeMili-ani);
    -ms-transition: var(--threeMili-ani);
    -o-transition: var(--threeMili-ani);
    animation: textRotate 10s linear infinite;
    -webkit-animation: textRotate 10s linear infinite;
}

.round_btn p {
    display: flex;
    justify-content: center;
    align-items: center;
}

@keyframes textRotate {
    100% {
        transform: rotate(360deg);
        -webkit-transform: rotate(360deg);
        -moz-transform: rotate(360deg);
        -ms-transform: rotate(360deg);
        -o-transform: rotate(360deg);
    }
}

.round_btn p span {
    position: absolute;
    top: 0;
    transform-origin: 0.25rem 4rem;
}

.hero-round-btn {
    background: linear-gradient(-30deg, var(--color-primary-variant), var(--color-primary), var(--color-primary-variant));
    right: 4%;
    bottom: 2em;
}

.round_btn i {
    font-size: var(--font-big);
    position: absolute;
    transform: rotate(30deg);
    -webkit-transform: rotate(30deg);
    -moz-transform: rotate(30deg);
    -ms-transform: rotate(30deg);
    -o-transform: rotate(30deg);
}

.hero-round-btn:hover {
    color: var(--color-bg-4);
}


/* !<!-- !ABOUT US SECTION --> */

#about_us {
    min-height: 780px;
    animation: none;
    -webkit-animation: none;
    background: linear-gradient(to left, rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url(./img/Line\ 1.png);
    background-size: 20px;
}

.about_btn {
    display: block;
    width: fit-content;
    font-size: var(--font-small);
    background: linear-gradient(45deg, var(--color-primary), var(--color-primary-variant));
    padding: 0.8em 0.6em;
    color: var(--color-white);
    border-radius: 10px;
    -webkit-border-radius: 10px;
    -moz-border-radius: 10px;
    -ms-border-radius: 10px;
    -o-border-radius: 10px;
    transition: var(--threeMili-ani);
    -webkit-transition: var(--threeMili-ani);
    -moz-transition: var(--threeMili-ani);
    -ms-transition: var(--threeMili-ani);
    -o-transition: var(--threeMili-ani);
    background-size: 400% 400%;
    animation: gradient_ani 8s linear infinite alternate;
    -webkit-animation: gradient_ani 8s linear infinite alternate;
}

.about_btn:hover {
    background: linear-gradient(90deg, var(--color-primary), var(--color-primary-variant));
}

.about_left_header {
    position: absolute;
    z-index: 2;
    top: 20%;
    left: 15%;
    color: var(--color-light);
    font-size: var(--font-medium);
}

.about-round-btn {
    left: 2%;
    bottom: 2em;
    transition: var(--threeMili-ani);
    -webkit-transition: var(--threeMili-ani);
    -moz-transition: var(--threeMili-ani);
    -ms-transition: var(--threeMili-ani);
    -o-transition: var(--threeMili-ani);
}

.about-round-btn p {
    color: var(--color-primary);
}

.about-round-btn i {
    color: var(--color-primary-variant);
}

.about-round-btn:hover {
    background-color: var(--color-primary);
}

.about-round-btn:hover i,
.about-round-btn:hover p {
    color: var(--color-bg-1);
}


/* !GALLERY SECTION */

#gallery-section {
    position: relative;
    min-height: 730px;
    padding: 6em 5%;
}

.gallery_main_dis_container {
    justify-content: space-between;
}

.galleery_container {
    width: min(700px, 100%);
}

.gallery_header {
    color: var(--color-light);
    font-size: var(--font-big);
    font-weight: lighter;
}

.gallery_main_dis_container p {
    color: var(--color-white);
    font-size: var(--font-small);
    margin: 2em 0;
}

.gallery-box {
    width: min(250px, 60%);
}


/* SWIPER JS */

.swiper {
    margin-top: 4em;
    max-width: 1600px;
    padding-top: 50px;
    padding-bottom: 50px;
}

.swiper-slide {
    background-position: center;
    background-size: cover;
    width: 400px;
    height: 400px;
    filter: saturate(0);
    -webkit-filter: saturate(0);
    box-shadow: var(--dark-box-shadow);
    overflow: hidden;
}

.swiper-slide img {
    display: block;
    width: 100%;
}

.swiper-slide-active {
    filter: saturate(1);
    -webkit-filter: saturate(1);
    box-shadow: var(--darkest-box-shadow);
}

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

.swiper-horizontal>.swiper-pagination-bullets,
.swiper-pagination-bullets.swiper-pagination-horizontal,
.swiper-pagination-custom,
.swiper-pagination-fraction {
    bottom: -4px;
    left: 0;
    width: 100%;
}

.swiper-pagination-bullet {
    width: var(--swiper-pagination-bullet-width, var(--swiper-pagination-bullet-size, 12px));
    height: var(--swiper-pagination-bullet-height, var(--swiper-pagination-bullet-size, 12px));
}

.swiper-pagination-bullet {
    background-color: var(--color-primary-variant);
}

.swiper-pagination-bullet-active {
    background-color: var(--color-primary);
}

.gallery-round-btn {
    background-color: var(--color-primary);
    left: 90%;
    bottom: 2em;
}


/* !<!-- !EXHIBITION-SECTION --> */

#exibition_section {
    padding: 4em 5%;
    margin-top: 2em;
    background: linear-gradient(to left, rgba(0, 0, 0, 0.3), rgba(0, 0, 0, 0.3)), url(./img/Line\ 1.png);
    background-size: 10px;
    animation: gradient_ani 100s linear infinite alternate;
    -webkit-animation: gradient_ani 100s linear infinite alternate;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.exhibition_gallery_container {
    margin-top: 4em;
    display: grid;
    grid-template: repeat(3, 250px)/repeat(3, 350px);
    gap: 4em;
}

.exhibition_galary_img_container {
    border: 8px solid var(--color-bg-4);
    cursor: pointer;
}

.exhibition_galary_img_container img {
    height: 100%;
    height: 100%;
    filter: saturate(0);
    -webkit-filter: saturate(0);
    transition: var(--threeMili-ani);
    -webkit-transition: var(--threeMili-ani);
    -moz-transition: var(--threeMili-ani);
    -ms-transition: var(--threeMili-ani);
    -o-transition: var(--threeMili-ani);
}

.exhibition_galary_img_container img:hover {
    filter: saturate(1);
    -webkit-filter: saturate(1);
}

.exhibition_galary_img_container:first-child {
    grid-row: 1/3;
}

.exhibition_galary_img_container:nth-child(4) {
    grid-column: 2/-1;
}


/* !<!-- !FOOTER --> */

.footer {
    position: relative;
    min-height: 200px;
    width: 100%;
    background-color: var(--color-bg-2);
    padding: 2em 5%;
    justify-content: space-between;
    align-items: center;
}

.footer::before {
    content: "";
    position: absolute;
    top: 0;
    left: 50%;
    height: 6px;
    width: 80%;
    background-color: var(--color-bg-4);
    transform: translateX(-50%);
    -webkit-transform: translateX(-50%);
    -moz-transform: translateX(-50%);
    -ms-transform: translateX(-50%);
    -o-transform: translateX(-50%);
}

.email_link {
    font-size: var(--font-medium);
    color: var(--color-light);
    width: fit-content;
}

.email_link i {
    margin-left: 0.5em;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
    height: 50px;
    width: 50px;
    display: grid;
    place-items: center;
    transform: rotate(45deg);
    -webkit-transform: rotate(45deg);
    -moz-transform: rotate(45deg);
    -ms-transform: rotate(45deg);
    -o-transform: rotate(45deg);
    border-radius: 50%;
    -webkit-border-radius: 50%;
    -moz-border-radius: 50%;
    -ms-border-radius: 50%;
    -o-border-radius: 50%;
    transition: var(--threeMili-ani);
    -webkit-transition: var(--threeMili-ani);
    -moz-transition: var(--threeMili-ani);
    -ms-transition: var(--threeMili-ani);
    -o-transition: var(--threeMili-ani);
}

.left_footer_container a:hover i {
    background-color: var(--color-primary);
    color: var(--color-white);
}

.footer_link_container {
    margin-top: 2em;
    gap: 2em;
}

.footer_link_container li a {
    color: var(--color-light);
    font-size: var(--font-small);
    transition: var(--threeMili-ani);
    -webkit-transition: var(--threeMili-ani);
    -moz-transition: var(--threeMili-ani);
    -ms-transition: var(--threeMili-ani);
    -o-transition: var(--threeMili-ani);
}

.footer_link_container li a:hover {
    color: var(--color-primary);
}

.right_footer_container a {
    color: var(--color-light);
    font-size: var(--font-small);
    text-decoration: underline;
}

.right_footer_container a i {
    font-size: calc(var(--font-medium)/1.2);
}