:root {
	--font-family-sans-serif: "Roboto",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans",sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol","Noto Color Emoji";
    --font-family-monospace: SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace;
	--bg-color_main: #8e4ec7;
	--bg-color_hover: #8046B3;
	--text-color: black;
	/* page container*/
	--container-padding: 20px;
	--max-width: 1300px;
	--min-width: 320px;
	/* header */
	--header-min-height: 50px;
	--header-animation-height: -5px;
	/* footer */
	--footer-min-height: 100px;
	/* section */
	--section-margin-bottom: 50px;
	--section-title-margin-bottom: 10px;
	--section-text-color: rgb(38, 38, 38);

	--container-border-radius: 5px;
	--transition-time: 150ms;

	--box-shadow_main: 0 0 20px rgba(142, 78, 199, 0.2);
	--box-shadow_hover: 0 0 20px rgba(142, 78, 199, 0.3);
}

/* === SERVICE === */

/* @media (min-width: 1920px){
	:root {
		--container-padding: 10%;
		--max-width: 100vw - calc(var(--container-padding) * 2);
	}
} */

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

ul {
	list-style: none;
}

*:focus,
*:active {
	outline: none;
}
/* WARNING!!! MAKE OUTLINE IN BLOCKS!!! DON'T LEAVE INTERACTIVE ELLEMENT WITHOUT :ACTIVE STYLE*/

a {
	color: inherit;
	text-decoration: none;
}

header button {
	padding: 0;
	border: none;
	font: inherit;
	color: inherit;
	background-color: transparent;
	cursor: pointer;
}

.w-container--center-max {
	margin: 0 auto;
	max-width: var(--max-width);
	padding: 0 var(--container-padding);
}

.visually-hidden {
	position: absolute;
	clip: rect(1px 1px 1px 1px); /* IE6, IE7 */
	clip: rect(1px, 1px, 1px, 1px);
	padding:0 !important;
	border:0 !important;
	height: 1px !important; 
	width: 1px !important; 
	overflow: hidden;
}

/* === BODY === */

.w-site--hmf {
	display: grid;
	grid-template-rows: auto 1fr auto;
	grid-template-columns: minmax(0px, 100vw);
	min-height: 100vh;
}

.site {
	font-family: var(--font-family-sans-serif);
	color: var(--text-color);
	font-size: 14px;
}

/* === HEADER === */

.logo {
	font-weight: 500;
    font-size: 24px;
	white-space: nowrap;
	display: block;
}

.site-header {
	--text-color: white;
	font-weight: 400;
	color: var(--text-color);
	min-height: var(--header-min-height);
	background-color: var(--bg-color_main);
}

.w-site-header {
	min-height: inherit;
}

.site-nav {
	display: flex;
	min-height: inherit;
	align-items: stretch;
	justify-content: start;

	flex-wrap: wrap;
}

.site-nav__logo {
	margin-right: auto;
}

.site-nav__list {
	display: flex;
	flex-wrap: wrap;
}

.site-nav__item {
	display: flex;
	justify-content: center;
	align-items: center;
	height: var(--header-min-height);
	padding: 0 20px;
}

.site-nav__item:hover,
.site-nav__item:focus-visible {
	background-color: var(--bg-color_hover);
}

.icon {
	background-repeat: no-repeat;
	background-size: 23px 23px;
	background-position: center center;
	width: 40px;
}

.icon-star { background-image: url('/../img/star--white.svg');}

.icon-bell { background-image: url('/../img/bell--white.svg');}

.header-popup {
	position: relative;
	/*Nothing*/
}

.header-popup__container {
	border: 1px solid grey;
	display: grid;
	grid-template-columns: 60px auto;
	grid-auto-flow: column;
	gap: 10px;
	width: 300px;
	position: absolute;
	top: calc(var(--header-min-height) - var(--header-animation-height) - 2px);
	left: -130px;
	background-color: white;
	color: black;
	padding: 10px;
	transition: transform 500ms ease;
	z-index: 1;

}

/*media*/
@media (max-width: 812px) {
	.header-popup__container {
		left: unset;
		right: 0px;
	}
}

.header-popup__img {
	height: 50px;
	border-radius: 50%;
	margin: 0 auto;
}

.header-popup--open {
	transform: translateY(var(--header-animation-height));
}

.header-popup--close {
	position: absolute;
	clip: rect(1px 1px 1px 1px); /* IE6, IE7 */
	clip: rect(1px, 1px, 1px, 1px);
	padding:0 !important;
	border:0 !important;
	height: 1px !important;
	width: 1px !important;
	overflow: hidden;
}

.header-popup__interactive:focus-visible {
	text-decoration: underline;
}

.w-theme {
	--theme__line_width: 46px;
	--theme__line_height: 26px;

	display: grid;
	grid-template-columns: auto;
	grid-template-rows: auto;
	align-items: center;
}

.theme__line {
	width: var(--theme__line_width);
	height: var(--theme__line_height);
	background-color: black;
	border-radius: 15px;

	grid-column: 1 / span 1;
	grid-row: 1 / span 1;
}

.theme__toggle {
	--theme__toggle_diameter: 24px;
	width: var(--theme__toggle_diameter);
	height: var(--theme__toggle_diameter);
	background-color: lightgreen;
	border-radius: 50%;
	margin: 0 1px;
	transition: 350ms ease-in-out;

	grid-column: 1 / span 1;
	grid-row: 1 / span 1;
}

.theme__toggle--dark {
	transform: translateX(calc(var(--theme__line_width) - var(--theme__toggle_diameter)));
}

/* === PAGE INDEX === */

.index-slider,
.last-project,
.popular-project,
.break-news,
.static-page {
	margin-bottom: var(--section-margin-bottom);
}

.index__section-title {
	font-size: 24px;
	font-weight: 700;
	margin-bottom: var(--section-title-margin-bottom);
	font-family: 'Roboto', sans-serif;
	text-transform: uppercase;
	color: var(--section-text-color)
}

.page {
	padding-top: 15px;
	/*background-image: url('/../img/background-pattern.png');*/
}

/* === SLIDER === */

.index-slider {
	--slider-height: 350px;
}

.slider {
	overflow: hidden;

	user-select: none;
	touch-action: pan-y;
}

.w-slider {
	width: 100%;

	border-radius: var(--container-border-radius);
	overflow: hidden;
}

.slider__list {
	display: flex;
	flex-shrink: 0;
	/* transition: 380ms; */
	height: var(--slider-height);
	will-change: transform;
	cursor: pointer;
}

.slider__item {
	flex-shrink: 0;

	display: grid;
	grid-template-rows: auto;
	grid-template-columns: 100%;
}

.slider__sign {
	--gradient-color_op: 0, 0, 0;
	--title-color: white;

	grid-column: 1 / -1;
	grid-row: 2 / -1;
	z-index: 1;

	font-size: 32px;
	color: white;

	padding: 0.6em;
	padding-top: 1.5em;

	background-image: linear-gradient(to top, rgba(var(--gradient-color_op), 1) 0%, rgba(var(--gradient-color_op), 0.3) 80%, rgba(255, 255, 255, 0) 100%);

	user-select: none;
}

.slider__link {
	grid-row: 1 / -1;
	grid-column: 1 / -1;

	pointer-events: none;

	display: grid;
	grid-template-rows: auto auto;
	grid-template-columns: 100%;
	
}

.slider__img {
	grid-row: 1 / span 2;
	grid-column: 1 / -1;

	display: block;
	height: var(--slider-height);
	width: 100%;
	object-fit: cover;
	object-position: 50% 50%;

	pointer-events: none;
}

.slider__button-list {
	display: flex;
	justify-content: center;

	margin-top: 10px;
}

.w-slider__button {
	margin-right: 10px;
}

.slider__button {
	width: 25px;
	height: 15px;
	cursor: pointer;
	color: red;
	background-color: rgba(0, 0, 0, 0);
	border: none;
	display: flex;
	align-items: center;
	justify-content: center;
}

.slider__button:focus-visible {
	outline: unset;
}

.slider__button::before {
	content: "";
	width: 6px;
	height:6px;
	border-radius: 50%;
	background-color: grey;
}

.slider__button:hover.slider__button::before,
.slider__button:focus-visible.slider__button::before,
.slider__button--active::before{
	background-color: black;
}

/* === LAST-PROJECT === */

.last-project__title {
	padding-left: 0px;
}

.last-project__list {
	--card-gap: 15px;
	list-style: none;

	display: grid;
	gap: var(--card-gap);
	grid-template-columns: repeat(4, 
		calc(25% - var(--card-gap) * 3 / 4)
		);
	grid-template-rows: repeat(2, auto);
}

.last-project__item:first-of-type {
	grid-column: 1 / span 2;
	grid-row: 1 / span 2;

	font-size: 24px;
	border-radius: var(--container-border-radius);
}

@media (max-width: 811px) {
	.last-project__list {
		grid-template-rows: repeat(3, auto);
		grid-template-columns: repeat(2, calc(50% - var(--card-gap) / 2));
	}
}

/* index-video-card */

.index-video-card {aspect-ratio: 16/9}

.index-video-card {
	--gradient-color_op: 0, 0, 0;
	--title-color: white;
	--opacity-time: var(--transition-time);

	width: 100%;
	height: 100%;

	display: grid;
	grid-template-columns: 100%;
	grid-template-rows: 100%;

	border-radius: var(--container-border-radius);
	overflow: hidden;

	position: relative;
}

.index-video-card::after {
	content: '';
	position: absolute;
	left: 0;
	top: 0;
	width: 100%;
	height: 100%;
	background-color: rgba(0, 0, 0, 0.4);
	background-repeat: no-repeat;
	background-position-x: center;
	background-position-y: center;
	opacity: 0;
	transition: opacity var(--opacity-time);
}

.index-video-card::before {
	--icon-width: calc(9% * 1.5);
	--icon-height: calc(16% * 1.5);
	content: '';
	z-index: 1;
	position: absolute;
	top: calc(50% - var(--icon-height) / 2);
	left: calc(50% - var(--icon-width) / 2);
	
	width: var(--icon-width);
	height: var(--icon-height);
	border-radius: 50%;
	box-shadow: 0 0 0 3px var(--bg-color_main);
	opacity: 0;
	background-image: url('/../img/play.svg');
	background-repeat: no-repeat;
	background-size: 20%;
	background-position: 55% 50%;

	transition: opacity calc(var(--opacity-time) * 2);
}

.index-video-card:hover::before,
.index-video-card:focus-visible::before {
	opacity: 1;
}

.index-video-card:hover::after,
.index-video-card:focus-visible::after {
	opacity: 1;
}

.index-video-card__container {
	display: grid;
	grid-template-rows: 1fr auto;
	grid-template-columns: 100%;
}

.index-video-card__preview-wrapper {
	grid-column: 1 / -1;
	grid-row: 1 / -1;
}

.index-video-card:hover .index-video-card__preview,
.index-video-card:focus-visible .index-video-card__preview {
	transform: scale(1.01);
}

.index-video-card__preview {
	width: 100%;
	height: 100%;
	object-fit: cover;
	transform: scale(1);
	transition: transform var(--opacity-time);
	will-change: transform;
	display: block;
}

.index-video-card__title {
	grid-column: 1 / -1;
	grid-row: 2 / span 1;

	padding: 10px;
	padding-top: 2em;

	color: var(--title-color);
	font-weight: 400;
	background-image: linear-gradient(to top, rgba(var(--gradient-color_op), 1) 0%, rgba(var(--gradient-color_op), 0.1) 80%, rgba(255, 255, 255, 0) 100%);

	z-index: 1;
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap;
}


/* === POPULAR-PROJECT === */

.popular-project {
	--scroll-button-width: 37px;
	--column-gap: 15px;

	margin-bottom: calc(var(--section-margin-bottom) - var(--column-gap));
}

@media (min-width: 1400px) {
	.popular-project .w-container--center-max {
		max-width: calc(var(--max-width) + var(--column-gap) * 2 + var(--scroll-button-width) * 2);
	}

	.popular-project__title {
		margin-left: calc(var(--column-gap) + var(--scroll-button-width));
	}
	.popular-project__list {
		margin-right: var(--column-gap);
		margin-left: var(--column-gap);
	}
}

@media (max-width: 1399px) {
	.popular-project__button {
		--scroll-button-width: 0px;
		overflow: hidden;
	}
}

.popular-project__title {
	margin-bottom: calc(var(--section-title-margin-bottom) - var(--column-gap));
}

.popular-project__wrapper {
	display: flex;
}

.popular-project__button {
	width: var(--scroll-button-width);
	flex-shrink: 0;
	background-color: transparent;

	/*button clean*/
	border: none;
	cursor: pointer;

}

.popular-project__button svg {
	/* stroke: rgb(27, 27, 27); */
	transition: transform var(--transition-time);
	transform: scale(1);
}

.popular-project__button:hover svg,
.popular-project__button:focus-visible svg{
	stroke: #ffffff;
	transform: scale(1.2);
}
.popular-project__button:hover svg circle,
.popular-project__button:focus-visible svg circle{
	fill: #CDCDCD;
}

.popular-project__button--round {
	display: block;
	width: var(--scroll-button-width);
	height: var(--scroll-button-width);
	/* background-color:rgba(0, 0, 0, 0.2); */
	border-radius: 50%;
	display: flex;
	justify-content: center;
	align-items: center;
	box-shadow: var(--box-shadow_hover);
}

.popular-project__left {
	transform: rotate(180deg);
}

.popular-project__right {
	order: 1;
}

.popular-project__list-wrapper {
	flex-grow: 1;

	overflow: hidden;
}

.popular-project__list {
	box-sizing: content-box;
	display: flex;
	flex-wrap: nowrap;
	list-style: none;

	overflow: hidden;
	padding-top: var(--column-gap);
	padding-bottom: var(--column-gap);
}

.popular-project__item {
	width: calc(((var(--max-width)  - var(--column-gap)*3) / 4) - 10px);
	flex-shrink: 0;

	margin-right: var(--column-gap);
	box-shadow: var(--box-shadow_main);
    transition: margin-left 380ms;

	border-radius: var(--container-border-radius);
	overflow: hidden;
}

/* === CARD === */

.card {
	display: grid;
	height: 100%;
	grid-template-rows: minmax(450px,75%) auto;
	grid-template-areas:
	'card__img'
	'w-card__text';
	background-color: #fff;
	transition: var(--transition-time);
	overflow: hidden;
}

.card--project-card {
	grid-template-rows: minmax(450px,75%) auto;
}

.card--static-card {
	grid-template-rows: minmax(200px,75%) auto;
}

.card__img-wrapper {
	position: relative;
	overflow: hidden;
}

.card__img-wrapper::after {
	content: '';
	width: 100%;
	height: 100%;
	top: 0;
	left: 0;
	position: absolute;
	background-color:rgba(0, 0, 0, 0.4);
	transition: opacity var(--transition-time);
	opacity: 0;
}

.card:hover .card__img-wrapper::after,
.card:focus-visible .card__img-wrapper::after {
	opacity: 1;
}

.card__img {
	width: 100%;
	grid-area: card__img;
	height: 100%;
	object-fit: cover;
	object-position: 50% 50%;
	display: block;
	overflow: hidden;
	transition: var(--transition-time);
	transform: scale(1);
	transform-origin: 50% 50%;
	will-change: transform;
	image-rendering: optimizeQuality;
}

.card:hover .card__img,
.card:focus-visible .card__img {
	transform: scale(1.01);
}

.w-card__text {
	--font-size: 13px;
	--font-weight: 300;
	grid-area: w-card__text;
	padding: 20px;
	padding-top: 15px;
	padding-bottom: 25px;
	font-size: var(--font-size);
	font-weight: var(--font-weight);
	display: grid;
	grid-template-rows: auto 1fr;
}

.card__title {
	--font-size: 15px;
	--font-weight: 300;
	
	overflow: hidden;
	margin-bottom: 5px;
	text-overflow: ellipsis;
	white-space: nowrap;
	font-size: var(--font-size);
	font-weight: var(--font-weight);
	color: var(--bg-color_hover);
}

.card__discription {
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap;
}


/* === BREAK-NEWS === */

.break-news {
	--break-news-height: 50px;
}

.break-news__list-wrapper {
	overflow: hidden;
	height: var(--break-news-height);
	border: 2px solid var(--bg-color_main);
	box-shadow: var(--box-shadow_main);
}

.break-news__list {
	/* display: grid; */
	width: 100%;
}

.break-news__item {
	--font-size: 20px;
	height: calc(var(--break-news-height) - 4px);

	display: flex;
	align-items: center;
	padding-left: 30px;
	font-size: 20px;
	padding-top: 0;

	background-color: white;
	
	/* overflow: hidden; */
}

.break-news__text {
	/* display: block; */
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap;
	width: 100%;

}

/* === STATIC-PAGE === */
.static-page__list {
	--gap: 15px;
	--card-width: calc(
		(var(--max-width) - var(--container-padding) * 2 - var(--gap) * 3) / 4
	);
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(var(--card-width), auto));
	gap: var(--gap);
}

.static-page__item {
	box-shadow: var(--box-shadow_main);
	border-radius: var(--container-border-radius);
	overflow: hidden;
}

.static-page__item:hover,
.static-page__item .card:focus-visible {
	text-decoration: underline;
}

/* === FOOTER === */

.site-footer {
	--gap-big: 30px;
	--gap: 15px;
	background-color: var(--bg-color_main);
	font-style: var(--font-family-sans-serif);
}

.site-footer *:not(.site-footer__social-link):focus-visible {
	background-color: var(--bg-color_hover);
}

.w-site-footer {
	display: flex;
	align-items: center;
	flex-wrap: wrap;
	padding: var(--gap) 0;
	column-gap: var(--gap-big);
	row-gap: var(--gap);
}

.site-footer__logo {
	color: white;
}

.site-footer__social-list {
	display: flex;
	flex-wrap: wrap;
	gap: var(--gap);
}

.site-footer__social-link {
	--social-link-size: 40px;
	display: block;
	width: var(--social-link-size);
	height: var(--social-link-size);
	transition: var(--transition-time);
	transform: scale(1);
}

.site-footer__social-link:hover,
.site-footer__social-link:focus-visible {
	transform: scale(1.2);
}

.site-footer__social-link.logo-youtube {
	background-image: url('/../img/YouTube.svg');
	background-size: var(--social-link-size) var(--social-link-size);
	background-repeat: no-repeat;
}

.site-footer__social-link.logo-vk {
	background-image: url('/../img/vk.svg');
	background-size: var(--social-link-size) var(--social-link-size);
	background-repeat: no-repeat;
}

.site-footer__social-link.logo-android {
	background-image: url('/../img/android.svg');
	background-size: var(--social-link-size) var(--social-link-size);
	background-repeat: no-repeat;
}

.site-footer__link-list {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: var(--gap);
	margin-left: auto;
}

.site-footer__link-item {
	color: white;
	font-size: 20px;
}

@media (max-width: 768px) {
	.w-site-footer{
		flex-direction: column;
	}

	.site-footer__link-list {
		margin-left: 0;
	}
}

@media (max-width: 400px) {
	.site-footer__link-list {
		flex-direction: column;
		margin-left: 0px;
	}
}