@font-face {
    font-family: Roboto-Thin;
    src: url('fonts/Roboto-Thin.ttf');
}

@font-face {
    font-family: Roboto;
    src: url('fonts/Roboto.ttf');
}

:root {
    --pink-color: #ffe0e3;
    --blue-color: #a7e0e5;
    --text-color: #114c63;
    --icon-color: #e5726c;
}

html {
    height: 100%;
    user-select: none;
    overflow: hidden;
}

body {
    font-family: Roboto-Thin, Arial, sans-serif;
    margin: 0;
    padding: 0;
    overflow: hidden;
    background: -moz-linear-gradient(-45deg, var(--pink-color) 32%, var(--blue-color) 68%);
    background: -webkit-linear-gradient(-45deg, var(--pink-color) 32%, var(--blue-color) 68%);
    background: linear-gradient(135deg, var(--pink-color) 32%, var(--blue-color) 68%);
}

strong {
    font-family: Roboto, Arial, sans-serif;
}

/*--Box--*/

.content {
    width: 100%;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.box_wrapper {
    width: 600px;
    height: 600px;
    perspective: 800px;
}

.box {
    width: 100%;
    height: 100%;
    position: relative;
    transform-style: preserve-3d;
    transform: translateZ(-300px);
    transition: transform 1s;
}

.box_front > .item {
    text-align: start;
    line-height: 56px;
}

.box_front strong {
    white-space: pre-wrap;
    font-weight: 100;
}

.box_bottom > .item {
    font-size: 28px;
    padding: 0 32px;
    text-align: center;
    line-height: 1.3;
    box-sizing: border-box;
}

.box_bottom h3{
    font-size: 42px;
}

.box_right > .item,
.box_top > .item,
.box_bottom > .item,
.box_left > .item {
    display: flex;
    flex-direction: column;
    justify-content: start;
}

.box_left > .item {
    position: relative;
}

.skills {
    text-align: start;
    font-size: 32px;
    line-height: 1.4;
}

.skills > div:before {
    content: '';
    width: 28px;
    height: 28px;
    display: inline-block;
    background-size: contain;
    margin-right: 16px;
}

.ts:before {
    background-image: url('./images/typescript.svg');
}
.react:before {
    background-image: url('./images/react.svg');
}
.redux:before {
    background-image: url('./images/redux.svg');
}
.node:before {
    background-image: url('./images/nodejs.svg');
}
.saga:before {
    background-image: url('./images/reduxsaga.svg');
}
.webpack:before {
    background-image: url('./images/webpack.svg');
}
.electron:before {
    background-image: url('./images/electronjs.svg');
}
.remix:before {
    background-image: url('./images/remix.svg');
}
.graphql:before {
    background-image: url('./images/graphql.svg');
}

.box_right p {
    white-space: pre-line;
    text-align: end;
}

.box_right span {
    background-image: url('./images/education.svg');
    background-repeat: no-repeat;
    background-size: 34px;
    background-position: 0 center;
    padding-left: 50px;
}

.box_back > .item {
    display: flex;
    flex-direction: column;
    justify-content: unset;
}

.box_back h3 {
    margin-bottom: 24px;
}

.box_top h3 {
    font-size: 1em;
    margin-bottom: 0.2em;
}

.workStage {
    padding: 2px 16px 8px 28px;
    margin-bottom: 16px;
    display: flex;
    flex-direction: column;
    text-align: start;
    position: relative;
    width: 50%;
    margin-left: 36px;
}

.workStage:not(:last-child):before {
    content: '';
    width: 1px;
    background-color: var(--icon-color);
    height: calc(100% - 14px);
    position: absolute;
    left: -8px;
    top: 34px;
}

.workStage > div {
    font-size: 22px;
}

.companyPosition {
    font-family: Roboto, Arial, sans-serif;
}

.jivo, .blogman, .samokat, .vk {
    position: absolute;
    left: -24px;
    top: 0;
}

.jivo {
    content: '';
    background-image: url('./images/jivo.svg');
    background-repeat: no-repeat;
    background-size: 32px;
    background-position: 14px;
    width: 32px;
    height: 32px;
    margin: 3px 0;
    border-radius: 50%;
    background-color: var(--icon-color);
}

.samokat {
    content: '';
    background-image: url('./images/samokat.svg');
    background-repeat: no-repeat;
    background-size: 32px;
    width: 32px;
    height: 32px;
    margin: 3px 0;
}

.vk {
    content: '';
    background-image: url('./images/vk.svg');
    background-repeat: no-repeat;
    background-size: 32px;
    width: 32px;
    height: 32px;
    margin: 3px 0;
}

.blogman {
    background-image: url('./images/blogman.svg');
    background-repeat: no-repeat;
    background-position: 0;
    background-size: 33px;
    width: 34px;
    height: 38px;
}

.item {
    border-radius: 20px;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.2s linear;
    background: white;
    display: flex;
    align-items: center;
    justify-content: center;
}

.active > .item {
    color: var(--text-color);
    opacity: 0.6;
    transition: opacity 0.2s linear;
}

.control_text, .mobile_control_text {
    position: absolute;
    bottom: 34px;
    width: 100%;
    text-align: center;
    color: white;
    font-size: 32px;
    user-select: none;
}

.mobile_control_text {
    display: none;
    font-size: 3em;
}

.link_list {
    height: 100%;
    width: 70%;
    position: absolute;
    display: flex;
    align-items: center;
}

.links {
    display: flex;
    justify-content: space-around;
    align-items: center;
    width: 100%;
    height: 60px;
}

.link {
    width: 60px;
    height: 60px;
    display: block;
    background-repeat: no-repeat;
    background-size: contain;
    transition: transform 200ms ease-out;
}

.link:hover {
    transform: scale(1.2);
}

.download {
    background-image: url('./images/download.svg');
    width: 65px;
    height: 65px;
}
.habr {
    background-color: var(--text-color);
    border-radius: 50%;
    background-position: 12px 12px;
    background-size: 40px;
    background-image: url('./images/habr.svg');
}
.telegram {
    background-image: url('./images/telegram.svg');
}
.github {
    background-image: url('./images/github.svg');
    width: 68px;
    height: 68px;
}

.box_surface {
    width: 600px;
    height: 600px;
    position: absolute;
    font-size: 40px;
    font-weight: bold;
    color: white;
    text-align: center;
    box-sizing: border-box;
    padding: 20px;
}

.box_surface:before {
    content: '';
    border: 4px solid white;
    width: calc(100% - 40px);
    height: calc(100% - 40px);
    top: 20px;
    right: 20px;
    position: absolute;
    box-sizing: border-box;
    border-radius: 20px;
}

.box_front  { transform: rotateY(  0deg) translateZ(300px); }
.box_right  { transform: rotateY( 90deg) translateZ(300px); }
.box_back   { transform: rotateY(180deg) translateZ(300px); }
.box_left   { transform: rotateY(-90deg) translateZ(300px); }
.box_top    { transform: rotateX( 90deg) translateZ(300px); }
.box_bottom { transform: rotateX(-90deg) translateZ(300px); }

.box.show_front  { transform: translateZ(-300px) rotateY(   0deg); }
.box.show_right  { transform: translateZ(-300px) rotateY( -90deg); }
.box.show_back   { transform: translateZ(-300px) rotateY(-180deg); }
.box.show_left   { transform: translateZ(-300px) rotateY(  90deg); }
.box.show_top    { transform: translateZ(-300px) rotateX( -90deg); }
.box.show_bottom { transform: translateZ(-300px) rotateX(  90deg); }

/*--Background--*/

.circle {
    background-color: white;
    position: absolute;
    border: 0;
    border-radius: 100%;
    animation-timing-function: linear;
}

.circle_one {
    width: 500px;
    height: 500px;
    opacity: 0.3;
    bottom: -254px;
    left: -255px;
    animation: circle_animation_one 10s infinite;
}

.circle_two {
    width: 120px;
    height: 120px;
    opacity: 0.5;
    bottom: 214px;
    left: -69px;
    animation: circle_animation_two 10s infinite;
}

.circle_three {
    width: 30px;
    height: 30px;
    opacity: 0.6;
    top: 183px;
    left: 78px;
    animation: circle_animation_three 10s infinite;
}

.circle_four {
    width: 220px;
    height: 220px;
    background-color: transparent;
    border: solid 2px white;
    opacity: 0.6;
    bottom: -100px;
    left: 100px;
    animation: circle_animation_three 10s infinite;
}

.circle_five {
    width: 50px;
    height: 50px;
    opacity: 0.5;
    bottom: 30px;
    left: 298px;
    animation: circle_animation_two 10s infinite;
}

.circle_six {
    width: 300px;
    height: 300px;
    background-color: transparent;
    border: solid 2px white;
    opacity: 0.6;
    top: -150px;
    right: -80px;
    animation: circle_animation_three 10s infinite;
}

.circle_seven {
    width: 165px;
    height: 165px;
    opacity: 0.45;
    top: 71px;
    right: -106px;
    animation: circle_animation_one 10s infinite;
}

.circle_eight {
    width: 20px;
    height: 20px;
    opacity: 0.7;
    top: 183px;
    right: 78px;
    animation: circle_animation_two 10s infinite;
}

.background {
    overflow: hidden;
}

@keyframes circle_animation_one {
    0% {
        transform: translateX(0) translateY(0);
    }
    20% {
        transform: translateX(20px) translateY(-10px);
    }
    40% {
        transform: translateX(-10px) translateY(-30px);
    }
    60% {
        transform: translateX(-20px) translateY(-10px);
    }
    80% {
        transform: translateX(10px) translateY(10px);
    }
    100% {
        transform: translateX(0px) translateY(0px);
    }
}

@keyframes circle_animation_two {
    0% {
        transform: translateX(20px) translateY(0);
    }
    20% {
        transform: translateX(-10px) translateY(20px);
    }
    40% {
        transform: translateX(0) translateY(-10px);
    }
    60% {
        transform: translateX(20px) translateY(0);
    }
    80% {
        transform: translateX(-10px) translateY(20px);
    }
    100% {
        transform: translateX(20px) translateY(0);
    }
}

@keyframes circle_animation_three {
    0% {
        transform: translateX(-30px) translateY(10px);
    }
    20% {
        transform: translateX(-10px) translateY(0);
    }
    40% {
        transform: translateX(0) translateY(-20px);
    }
    60% {
        transform: translateX(20px) translateY(10px);
    }
    80% {
        transform: translateX(15px) translateY(-20px);
    }
    100% {
        transform: translateX(-30px) translateY(10px);
    }
}

@media (pointer: coarse)  {
    .circle_one, .control_text {
        display: none;
    }
    .mobile_control_text {
        display: block;
    }
    .circle_two {
        left: 30px;
    }
    .circle_four {
        bottom: 30px;
    }
    .circle_six {
        top: 30px;
        right: 30px;
    }
    .circle_seven {
        right: 30px;
    }
    .box_wrapper {
        zoom: 1.4;
    }
}