/* Body */
html {
    box-sizing: border-box;
    scroll-padding-top: 70px;
    scroll-behavior: smooth;
    font-size: 16px;
}

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

body {
    font-family: "Montserrat", sans-serif;
    font-optical-sizing: auto;
    font-style: normal;
    background-color: white;
}

p {
    font-size: 16px;
}

/* nav - start */
.navbar {
    width: 100%;
    background: white;
    height: 70px;
    display: flex;
    align-items: center;
    border-bottom: 1px solid #00000025;
    position: fixed;
    top: 0;
    z-index: 999;
}

.navbar-inner {
    width: 100%;
    max-width: 1200px;
    margin: auto;
    padding: 0 32px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.navbar-left,
.navbar-right {
    display: flex;
    align-items: center;
    gap: 20px;
}

#logo-wrapper img {
    filter: invert(1) brightness(0);
    height: 40px;
    pointer-events: none;
}

.navbar-right p {
    font-weight: 300;
    margin: 0;
    padding-right: 20px;
    border-right: 2px solid #000;
    pointer-events: none;
}

.navbar a {
    font-size: 16px;
    text-decoration: none;
    color: black;
    font-weight: 500;
}

.navbar a:hover {
    color: rgb(99, 99, 99);
}

/* nav - end */

/* hero - start */
.hero {
    position: relative;
    min-height: calc(100vh - 70px);
    margin-top: 70px;
    overflow: hidden;
    display: flex;
    align-items: center;
}

.hero-background {
    position: absolute;
    inset: 0;
    z-index: -1;
    overflow: hidden;
}

.bg-slide {
    display: flex;
    height: 100%;
    width: calc(2 * 594px);
    animation: smoothLoop 60s linear infinite;
}

.bg-slide img {
    height: 100%;
    width: auto;
    flex-shrink: 0;
    opacity: 0.6;
}

.hero-textarea {
    z-index: 2;
    padding: 64px;
    color: black;
    background-color: rgba(255, 255, 255, 0.930);
    border-radius: 0 20px 20px 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    box-shadow: 0px 0px 10px 0px rgba(0, 0, 0, 0.75);
}

h1 {
    font-size: 2.7rem;
    margin-bottom: 16px;
    font-weight: 600;
}

.hero-textarea p {
    font-size: 17.6px;
    opacity: 0.85;
}

/* hero - end */

/* art showcase - start */
.art-showcase-section {
    min-height: calc(100vh - 70px);
    text-align: center;
    padding: 32px;
    background-color: white;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

h2 {
    font-size: 2.3rem;
    margin-bottom: 4px;
    font-weight: 600;
}

.art-showcase-section>p {
    opacity: 0.85;
}

.art-showcase {
    margin-top: 16px;
    height: 430px;
}

.art-showcase-item {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 1.2s ease;
}

.active {
    opacity: 1;
    pointer-events: auto;
}

.grid-wrapper {
    background-color: white;
    display: inline-block;
    padding: 16px;
    border: 2px solid #00000025;
    border-radius: 8px;
}

.art-showcase-item>h3 {
    color: rgb(60, 60, 60);
    font-size: 1.2rem;
    font-weight: 600;
    margin-top: 8px;
}

.art-showcase-section>a {
    display: inline-block;
    margin-top: 24px;
}

.cta-gallery {
    font-size: 17.6px;
    color: rgb(99, 99, 99);
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    position: relative;
    cursor: pointer;
    transition: .3s;
    margin-left: 24px;

}

.cta-gallery .chevrons {
    position: relative;
    width: 24px;
    height: 24px;
}

.cta-gallery .chevrons img {
    position: absolute;
    width: 24px;
    height: 24px;
    top: 50%;
    left: 0;
    transform: translateY(-50%);
    transition: transform .4s ease;
}

.cta-gallery:hover {
    color: #000;
}

.cta-gallery:hover .chevrons img:nth-child(1) {
    transform: translate(6px, -50%);
}

.cta-gallery:hover .chevrons img:nth-child(2) {
    transform: translate(12px, -50%);
}

.cta-gallery:hover .chevrons img:nth-child(3) {
    transform: translate(18px, -50%);
}


/* art showcase - end */

/* about - start */

.about-section {
    min-height: calc(100vh - 70px);
    background-color: rgb(240, 240, 240);
    display: flex;
    justify-content: center;
}

.about-section-inner {
    max-width: 1200px;
    display: flex;
    padding: 36px;
}

.about-section-inner div:nth-child(1) {
    display: flex;
    flex: 1;
}

.about-section-inner img {
    width: 80%;
    min-width: 296px;
    margin: auto;
    animation: float 8s ease-in-out infinite;
}

.about-section-inner div:nth-child(2) {
    display: flex;
    flex-direction: column;
    justify-content: center;
    flex: 1;
    text-align: justify;
    padding-right: 36px;
}

.about-section-inner article {
    padding-left: 16px;
    border-left: 4px solid rgb(99, 99, 99);
    border-radius: 4px;
}

/* about - end */

/* ----------------------- art page - start ---------------------- */

main {
    display: grid;
    grid-template-columns: 2fr 1fr;
    margin: 70px auto 0;
    width: 100%;
    max-width: 1200px;
    border-left: 2px solid #00000025;
    border-right: 2px solid #00000025;
}

.left-content {
    background: #fff;
    padding: 32px;
}

.right-content {
    background: #f2f2f2;
    position: sticky;
    top: 70px;
    align-self: start;
    padding: 20px;
    height: calc(100vh - 70px);

    display: flex;
    flex-direction: column;
    justify-content: center;
    text-align: end;
}

/* arts - start */

.arts {
    display: flex;
    flex-direction: column;
    margin-top: 32px;
    gap: 24px;
}

.arts h2 {
    font-size: 1.5rem;
    font-weight: 400;
    margin-bottom: 8px;
}

.art-item {
    border-top: 2px solid rgba(99, 99, 99, 0.263);
    padding-top: 24px;
}

/* arts - end */

/* right content - start */

.right-nav {
    display: flex;
    flex-direction: column;
    gap: 16px;
    list-style: none;
}

.right-nav li a {
    font-size: 0.9rem;
    text-decoration: none;
    color: black;
    transition: .20s;
}

.right-nav li a:hover {
    color: rgb(99, 99, 99);
}

/* right content - end */

/* ----------------------- art page - end ---------------------- */

/* footer - start */

footer {
    position: relative;
    z-index: 2;
    box-shadow: 0px -2px 5px 0px rgba(0, 0, 0, 0.2);
    padding: 32px;
    background-color: white;
    text-align: center;
}

.footer-links {
    display: inline-flex;
    list-style: none;
    justify-content: center;
    border-bottom: 1px solid rgb(99, 99, 99);
    margin-bottom: 8px;
}

.footer-links a {
    font-size: 16px;
    color: black;
    padding: 8px;
    display: block;
    text-decoration: none;
    transition: .15s;
}

.footer-links a:hover {
    color: rgb(150, 150, 150);
}

/* footer - end */

/* ------------------------------------------ keyframes ------------------------------------------ */

@keyframes smoothLoop {
    from {
        transform: translateX(0);
    }

    to {
        transform: translateX(-50%);
    }
}

@keyframes float {
    0% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-10px);
    }

    100% {
        transform: translateY(0);
    }
}

/* ------------------------------------------ max-width: 1010px ------------------------------------------ */

@media (max-width: 1010px) {
    .hero-textarea {
        max-width: none;
        width: 100%;
        border-radius: 0;
        text-align: center;
    }
}

/* ------------------------------------------ max-width: 992px ------------------------------------------ */

@media (max-width: 992px) {
    .about-section-inner {
        flex-direction: column;
    }

    .about-section-inner img {
        width: 296px;
    }

    .right-content {
        display: none;
    }

    .left-content {
        grid-column: span 2;
    }

}

/* ------------------------------------------ Tablet ------------------------------------------ */
@media (min-width: 576px) {

    /* grid container 1 */
    .grid-container1 {
        width: 340px;
        height: 340px;
        grid-template-columns: 73px 221px 26px;
        grid-template-rows: 100px 136px 35px 39px;
        gap: 10px;
    }

    .grid-container1>.item3 {
        border-top: 11px solid black;
    }

    .grid-container1>.item7 {
        border-top: 4px solid black;
    }

    /* grid container 2 */
    .grid-container2 {
        width: 340px;
        height: 340px;
    }

    .grid-container2-inner {
        width: 340px;
        height: 340px;
        grid-template-columns: 45px 40px 126px 115px 14px;
        grid-template-rows: 37px 92px 126px 85px;
    }

    .grid-container2-inner>.item8 {
        border-right: 6px solid #DB402A;
    }

    .grid-container2-inner>.item9 {
        border-top: 6px solid black;
    }

    .grid-container2-outer {
        top: 9px;
        left: 9px;
        width: 317px;
        height: 322px;
        grid-template-columns: 30px 34px 41px 79px 48px 55px;
        grid-template-rows: 28px 80px 82px 38px 36px 17px 5px;
        gap: 6px;
    }

    .grid-container2-outer>.item3,
    .grid-container2-outer>.item6,
    .grid-container2-outer>.item9,
    .grid-container2-outer>.item12,
    .grid-container2-outer>.item15,
    .grid-container2-outer>.item18 {
        border-right: 6px solid black;
    }

    /* grid container 3 */
    .grid-container3 {
        width: 340px;
        height: 340px;
        grid-template-columns: 7px 9px 5px 9px 3px 9px 63px 9px 23px 9px 70px 9px 16px 9px 23px 8px 10px 7px 15px 8px 4px 8px 7px;
        grid-template-rows: 5px 8px 6px 8px 3px 7px 38px 8px 54px 7px 3px 9px 54px 8px 5px 8px 35px 9px 12px 9px 17px 7px 5px 7px 8px;
    }

    /* grid container 4 */
    .grid-container4 {
        width: 340px;
        height: 340px;
        grid-template-columns: 32px 116px 103px 77px;
        grid-template-rows: 140px 78px 97px 13px;
        gap: 4px;
    }

    .grid-container4>.item3 {
        border-top: 2px solid black;
        border-bottom: 2px solid black;
    }

    .grid-container4>.item4 {
        border-top: 2px solid black;
        border-bottom: 2px solid black;
    }

    /* grid container 5 */
    .grid-container5 {
        width: 340px;
        height: 340px;
        grid-template-columns: 48px 35px 93px 63px 72px 19px;
        grid-template-rows: 40px 49px 70px 45px 48px 57px 19px;
        gap: 2px;
    }
}

/* ------------------------------------------ Phone XL ------------------------------------------ */
@media (max-width: 576px) {
    html {
        font-size: 14px;
    }

    .navbar-right p {
        display: none;
    } 

    .art-showcase {
        margin-top: 16px;
        height: 301px;
    }

    /* grid container 1 */
    .grid-container1 {
        width: 188px;
        height: 188px;
        grid-template-columns: 41px 123px 14px;
        grid-template-rows: 56px 75px 21px 21px;
        gap: 5px;
    }

    .grid-container1>.item3 {
        border-top: 5px solid black;
    }

    .grid-container1>.item7 {
        border-top: 2px solid black;
    }

    /* grid container 2 */
    .grid-container2 {
        width: 188px;
        height: 188px;
    }

    .grid-container2-inner {
        width: 188px;
        height: 188px;
        grid-template-columns: 25px 19px 72px 63px 9px;
        grid-template-rows: 20px 52px 69px 47px;
    }

    .grid-container2-inner>.item8 {
        border-right: 3px solid #DB402A;
    }

    .grid-container2-inner>.item9 {
        border-top: 3px solid black;
    }

    .grid-container2-outer {
        top: 4px;
        left: 4px;
        width: 175px;
        height: 180px;
        grid-template-columns: 18px 19px 22px 44px 28px 29px;
        grid-template-rows: 17px 45px 44px 22px 20px 9px 5px;
        gap: 3px;
    }

    .grid-container2-outer>.item3,
    .grid-container2-outer>.item6,
    .grid-container2-outer>.item9,
    .grid-container2-outer>.item12,
    .grid-container2-outer>.item15,
    .grid-container2-outer>.item18 {
        border-right: 3px solid black;
    }

    /* grid container 3 */
    .grid-container3 {
        width: 188px;
        height: 188px;
        grid-template-columns: 4px 5px 3px 4px 2px 5px 35px 5px 13px 4px 39px 5px 9px 5px 13px 5px 5px 4px 8px 5px 2px 4px 4px;
        grid-template-rows: 3px 4px 4px 4px 2px 4px 21px 4px 30px 4px 1px 5px 30px 5px 2px 5px 19px 5px 7px 4px 10px 5px 1px 5px 4px;
    }

    /* grid container 4 */
    .grid-container4 {
        width: 188px;
        height: 188px;
        grid-template-columns: 17px 64px 56px 42px;
        grid-template-rows: 77px 42px 53px 7px;
        gap: 3px;
    }

    .grid-container4>.item3 {
        border-top: 1px solid black;
        border-bottom: 1px solid black;
    }

    .grid-container4>.item4 {
        border-top: 1px solid black;
        border-bottom: 1px solid black;
    }

    /* grid container 5 */
    .grid-container5 {
        width: 188px;
        height: 188px;
        grid-template-columns: 27px 19px 52px 35px 39px 11px;
        grid-template-rows: 22px 27px 39px 25px 27px 31px 11px;
        gap: 1px;
    }
}