:root {
    --dark: #263746;
    --dark-2: #405365;
    --gray: #667585;
    --light: #d9e7f0;
    --light-2: #c7dce9;
    --white: #ffffff;
}

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

body {
    font-family:
        Inter,
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        sans-serif;

    background: #f4f7f9;
    color: var(--dark);
}

.materials {
    padding: 110px 0 120px;
    overflow: hidden;
}

.materials__header {
    width: min(1180px, calc(100% - 48px));
    margin: 0 auto 55px;
}

.materials__label {
    color: var(--gray);

    font-size: 12px;
    font-weight: 800;
    letter-spacing: .15em;
}

.materials h1 {
    max-width: 760px;

    margin-top: 18px;

    font-size: clamp(40px, 5vw, 68px);
    line-height: 1;
    letter-spacing: -.05em;
}

.materials h1 span {
    color: var(--gray);
}

.material-scroller {
    width: 100%;
    overflow: hidden;
}

.material-scroller__track {
    display: flex;
    width: max-content;

    animation: infiniteMaterialScroll 34s linear infinite;
}

.material-scroller__group {
    display: flex;
    gap: 18px;

    padding-right: 18px;
}

.material-card {
    position: relative;

    width: min(390px, 72vw);
    height: 430px;

    flex: 0 0 auto;

    overflow: hidden;

    border-radius: 28px;

    background: var(--dark);
}

.material-card img {
    width: 100%;
    height: 100%;

    object-fit: cover;

    transition: transform .6s ease;
}

.material-card:hover img {
    transform: scale(1.06);
}

.material-card::after {
    content: "";

    position: absolute;
    inset: 0;

    background:
        linear-gradient(
            180deg,
            transparent 30%,
            rgba(38, 55, 70, .9)
        );
}

.material-card div {
    position: absolute;
    z-index: 2;

    left: 28px;
    right: 28px;
    bottom: 26px;
}

.material-card span {
    color: var(--light-2);

    font-size: 12px;
    font-weight: 700;
}

.material-card h2 {
    margin-top: 7px;

    color: var(--white);

    font-size: 30px;
    letter-spacing: -.03em;
}

@keyframes infiniteMaterialScroll {

    from {
        transform: translate3d(0, 0, 0);
    }

    to {
        transform: translate3d(-50%, 0, 0);
    }
}

.material-scroller:hover .material-scroller__track {
    animation-play-state: paused;
}

@media (prefers-reduced-motion: reduce) {

    .material-scroller__track {
        animation: none;
    }
}

@media (max-width: 700px) {

    .materials {
        padding: 80px 0;
    }

    .materials__header {
        width: calc(100% - 32px);
    }

    .material-card {
        height: 360px;
    }
}