/*переменные*/
:root {
    --title-font: "Noto Sans JP", sans-serif;
    --description-font: "Noto Serif JP", sans-serif;
    --button-font: "YuGoth B", sans-serif;

    --index: calc(1vw + 1vh);
    --transition: 1.4s cubic-bezier(.05, .5, 0, 1);
}

/* .. переменные*/

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

body {
    background-color: #000;
    color: #fff;
}
.unselectable {
    -webkit-user-select: none; /* Safari, Chrome, Opera */
    -moz-user-select: none;    /* Firefox */
    -ms-user-select: none;     /* IE 10+, Edge */
    user-select: none;         /* Стандарт */
}

.hero-content {
    text-align: center;
}

h1, .hero-content__p, button {
    line-height: 1;
    text-transform: uppercase;
}

h1 {
    font-family: var(--title-font);
    font-size: calc(var(--index) * 8);
    letter-spacing: calc(var(--index) * -.15);
    margin-bottom: calc(var(--index) * 2.3);
}

.hero-content__p {
    font-family: var(--description-font);
    font-size: calc(var(--index) * 1.2);
    margin-bottom: calc(var(--index) * 2.3);
}

button {
    font-family: var(--button-font);
    font-size: calc(var(--index) * 1.01);
    border: 2px solid rgba(255, 255, 255, 0.49);
    border-radius: 10em;
    padding: calc(var(--index) * 0.6) calc(var(--index) * 1.6);
    background-color: transparent;
    color: #ffffff;
    cursor: pointer;
}

/* .. общие настройки*/

.layers {
    perspective: 1000px;
    overflow: hidden;
}

.layers__container {
    height: 100vh;
    transform-style: preserve-3d;
    transform: rotateX(var(--move-y)) rotateY(var(--move-x));
    will-change: transform;
    transition: transform var(--transition);
}

.layers__item {
    position: absolute;
    inset: -5vw;
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
}

/*расположение слоев*/
.layer-1 {
    transform: translateZ(-55px) scale(1.06);
}

.layer-2 {
    transform: translateZ(80px) scale(.88);
}

.layer-3 {
    transform: translateZ(180px) scale(.8);
}

.layer-4 {
    transform: translateZ(190px) scale(.9);
}

.layer-5 {
    transform: translateZ(300px) scale(.9);
}

.layer-6 {
    transform: translateZ(380px);
}

/* .. расположение слоев*/
.layer-4, .layer-5, .layer-6 {
    pointer-events: none;
}