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

	body {
	font-family: Montserrat;
	}

	.container {
	max-width: 1350px;
	margin: 0 auto;
	}

	ul,
	li {
	list-style: none;
	}

	a {
	text-decoration: none;
	}

	button {
	border: none;
	}

	/* HEADER */
	.header {
	margin-top: 40px;
	display: flex;
	flex-wrap: wrap;
	justify-content: space-between;
	}

	.header__wrap {
	display: flex;
	align-items: center;
	gap: 15px;
	}

	.header__logo a {
	font-size: 40px;
	color: #7661b3;
	font-weight: 700;
	text-transform: uppercase;
	}

	.header-btn a {
	background: #03c420;
	color: #fff;
	font-weight: 600;
	font-size: 14px;
	border-radius: 5px;
	padding: 18px 17px;
	transition: 0.3s ease;
	-webkit-box-shadow: -3px 4px 5px -3px rgba(34, 60, 80, 0.18);
	-moz-box-shadow: -3px 4px 5px -3px rgba(34, 60, 80, 0.18);
	box-shadow: -3px 4px 5px -3px rgba(34, 60, 80, 0.18);
	}

	.header-btn a:hover {
	background: #09d528;
	}

	.header__numberphone a {
	color: #444;
	font-weight: 400;
	font-size: 23px;
	}

	.header-slogan {
	position: relative;
	font-size: 11px;
	color: #222;
	font-weight: 400;
	float: right;
	margin-top: 8px;
	}

	.header-slogan::after {
	content: '';
	position: absolute;
	width: 4px;
	height: 4px;
	background: #03c420;
	border-radius: 50%;
	left: -7px;
	top: 5px;
	}

	@media (max-width: 650px) {
	.header-btn a {
		display: none;
	}
	}

	@media (max-width: 550px) {
	.header__numberphone a {
		font-size: 18px;
	}

	.header__logo a {
		font-size: 30px;
	}
	}

	/* HERO */
	.hero {
	display: flex;
	justify-content: space-between;
	margin-top: 60px;
	}

	.hero__title {
	color: #222;
	font-size: 28px;
	line-height: 43px;
	font-weight: 600;
	width: 580px;
	vertical-align: middle;
	}

	.hero-sub {
	position: relative;
	color: #222;
	font-size: 18px;
	line-height: 28px;
	font-weight: 400;
	width: 580px;
	margin-top: 13px;
	margin-left: 20px;
	}

	.hero-sub::after {
	content: '';
	position: absolute;
	width: 10px;
	height: 10px;
	background: #7661b3;
	border-radius: 50%;
	left: -15px;
	top: 9px;
	}

	.hero-content {
	background: #f6f3ff;
	border-radius: 15px;
	display: flex;
	align-items: center;
	gap: 20px;
	padding: 20px;
	margin-top: 20px;
	}

	.hero-btn a {
	color: #fff;
	font-size: 14px;
	font-weight: 600;
	background: #7661b3;
	padding: 20px 30px;
	border-radius: 15px;
	text-wrap: nowrap;
	transition: 0.3s linear;
	}

	.hero-btn a:hover {
	-webkit-box-shadow: 0px 5px 10px 2px rgba(34, 60, 80, 0.2);
	-moz-box-shadow: 0px 5px 10px 2px rgba(34, 60, 80, 0.2);
	box-shadow: 0px 5px 10px 2px rgba(34, 60, 80, 0.2);
	}

	.hero-text {
	color: #222;
	font-size: 14px;
	font-weight: 600;
	line-height: 25px;
	width: 335px;
	}

	.hero-pic img {
	width: 450px;
	height: 500px;
	object-fit: cover;
	border-radius: 15px;
	}

	@media (max-width: 1080px) {
	.hero {
		flex-direction: column;
	}

	.hero-pic img {
		width: 100%;
		height: auto;
	}

	.hero__title,
	.hero-sub,
	.hero-text {
		width: 100%;
	}
	}

	@media (max-width: 550px) {
	.hero__title {
		font-size: 20px;
		line-height: 30px;
	}

	.hero-sub {
		font-size: 14px;
		margin-top: 7px;
		width: 300px;
	}

	.hero-text {
		font-size: 12px;
		line-height: 20px;
	}

	.hero-btn a {
		padding: 15px 20px;
		font-size: 13px;
	}

	.hero-sub::after {
		width: 5px;
		height: 5px;
		top: 13px;
	}

	.hero-content {
		flex-direction: column;
		gap: 30px;
	}

	.hero-btn {
		padding-top: 20px;
	}
	}

	/* CARDS */
	.cards {
	margin-top: 60px;
	display: flex;
	/* justify-content: space-between; */
	gap: 20px;
	align-items: flex-start;
	}

	.cards__leftside {
	position: sticky;
	top: 100px;
	flex: 0 0 35%;
	}

	.cards__title {
	color: #222;
	font-size: 28px;
	font-weight: 600;
	}

	.cards__text {
	color: #222;
	font-size: 20px;
	font-weight: 400;
	width: 100%;
	max-width: 600px;
	margin-top: 20px;
	}

	.cards__button {
	margin-top: 40px;
	}

	.cards__button a {
	color: #fff;
	font-size: 14px;
	font-weight: 600;
	background: #7661b3;
	padding: 20px 30px;
	border-radius: 15px;
	transition: 0.3s linear;
	-webkit-box-shadow: 0px 5px 10px 2px rgba(34, 60, 80, 0.2);
	-moz-box-shadow: 0px 5px 10px 2px rgba(34, 60, 80, 0.2);
	box-shadow: 0px 5px 10px 2px rgba(34, 60, 80, 0.2);
	}

	.cards__button a:hover {
	background: #8269ce;
	-webkit-box-shadow: -5px -5px 5px -5px rgba(34, 60, 80, 0.6);
	-moz-box-shadow: -5px -5px 5px -5px rgba(34, 60, 80, 0.6);
	box-shadow: -5px -5px 5px -5px rgba(34, 60, 80, 0.6);
	}

	.cards__rightside {
	display: flex;
	flex-direction: column;
	gap: 20px;
	flex: 1;
	}

	.cards__wrap {
	background: #fbf9ff;
	padding: 20px;
	width: 100%;
	}

	.cards__rightside-pop {
	background: #7661b3;
	width: 45px;
	height: 40px;
	border-radius: 50%;
	display: flex;
	align-items: center;
	justify-content: center;
	}

	.fa-check {
	font-size: 25px;
	}

	.cards__rightside__title {
	color: #222;
	font-size: 20px;
	font-weight: 700;
	margin-top: 20px;
	}

	.cards__rightside__text {
	color: #222;
	font-size: 15px;
	font-weight: 500;
	margin-top: 16px;
	}

	@media (max-width: 1024px) {
	.cards {
		flex-direction: column;
	}

	.cards__leftside {
		position: relative;
		top: 0;
	}

	.cards__text {
		max-width: 100%;
	}
	}

	@media (max-width: 550px) {
	.cards__title {
		font-size: 20px;
	}

	.cards__text,
	.cards__rightside__title {
		font-size: 15px;
	}

	.cards__rightside__text {
		font-size: 13px;
	}

	.cards__button a {
		font-size: 12px;
		padding: 15px 20px;
	}

	.cards__rightside-pop {
		width: 30px;
		height: 28px;
	}

	.fa-check {
		font-size: 16px;
	}
	}

	/* FAQ */
	.faq {
	max-width: 1300px;
	margin: 80px auto;
	}

	.faq__item {
	border-bottom: 1px solid #ddd;
	padding: 20px 0;
	}

	.faq__header h3 {
	font-size: 22px;
	font-weight: 700;
	color: #222;
	}

	.faq__content ul li {
	font-size: 16px;
	font-weight: 500;
	color: #222;
	margin-top: 10px;
	}

	.faq__header {
	display: flex;
	justify-content: space-between;
	align-items: center;
	cursor: pointer;
	}

	.faq__icon {
	width: 40px;
	height: 40px;
	background: #7661b3;
	color: #fff;
	border-radius: 50%;
	display: flex;
	align-items: center;
	justify-content: center;
	font-size: 20px;
	}

	.faq__content {
	height: 0;
	overflow: hidden;
	transition: height 0.3s ease;
	}

	.faq__item.active .faq__content {
	max-height: 500px;
	margin-top: 15px;
	}

	.faq__item.active .faq__icon {
	content: '×';
	}

	@media (max-width: 1300px) {
	.faq {
		padding: 0 15px;
	}
	}

	@media (max-width: 550px) {
	.faq__header h3 {
		font-size: 16px;
	}

	.faq__content ul li {
		font-size: 13px;
	}

	.faq__icon {
		width: 30px;
		height: 30px;
	}
	}

	.comparison-container {
	display: none;
	position: relative;
	width: 100%;
	margin: 0 auto;
	max-width: 800px;
	aspect-ratio: 4/3;
	overflow: hidden;
	border-radius: 12px;
	box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
	margin-top: 30px;
	}

	.comparison-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;     
    justify-content: center;
}

.comparison-item {
    flex: 0 1 450px;
    position: relative;
    aspect-ratio: 4/3; 
    overflow: hidden;
    border-radius: 8px;
}

	.before-image,
	.after-image {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	background-size: cover;
	background-position: center;
	}

	.before-image {
	width: 50%;
	border-right: 2px solid #fff;
	}

	.comparison-slider {
	position: absolute;
	-webkit-appearance: none;
	appearance: none;
	width: 100%;
	height: 100%;
	background: transparent;
	outline: none;
	margin: 0;
	top: 0;
	z-index: 10;
	cursor: ew-resize;
	}

	.label-before,
	.label-after {
	background: #7661b3;
	color: #fff;
	position: absolute;
	bottom: 20px;
	padding: 8px 16px;
	border-radius: 4px;
	font-size: 14px;
	font-weight: 600;
	text-transform: uppercase;
	}
	.label-before {
	left: 20px;
	}
	.label-after {
	right: 20px;
	}

	@media (max-width: 650px) {
		.comparison-container {
			display: block;
		}
	}

	@media (max-width: 1350px) {
		.comparison-container {
			padding: 0 10px;
		}
	}

	/* quiz */
	.quiz {
	margin-top: 60px;
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	align-items: center;
	gap: 20px;
	height: 500px;
	-webkit-box-shadow: 0px 5px 10px 2px rgba(34, 60, 80, 0.2);
	-moz-box-shadow: 0px 5px 10px 2px rgba(34, 60, 80, 0.2);
	box-shadow: 0px 5px 10px 2px rgba(34, 60, 80, 0.2);
	}

	.quiz__wrapper {
	width: 500px;
	padding: 20px;
	}

	.quiz__img {
	width: 250px;
	height: 300px;
	object-fit: cover;
	border-radius: 15px;
	}

	.quiz__title {
	color: #222;
	font-weight: 700;
	font-size: 36px;
	}

	.quiz__subtitle {
	color: #222;
	font-weight: 500;
	font-size: 18px;
	margin-top: 20px;
	}

	.quiz__btn {
	margin-top: 45px;
	}

	.quiz__btn a {
	color: #fff;
	font-size: 14px;
	font-weight: 600;
	background: #7661b3;
	padding: 20px 30px;
	border-radius: 15px;
	transition: 0.3s linear;
	-webkit-box-shadow: 0px 5px 10px 2px rgba(34, 60, 80, 0.2);
	-moz-box-shadow: 0px 5px 10px 2px rgba(34, 60, 80, 0.2);
	box-shadow: 0px 5px 10px 2px rgba(34, 60, 80, 0.2);
	}

	.quiz__btn a:hover {
	background: #8269ce;
	-webkit-box-shadow: -5px -5px 5px -5px rgba(34, 60, 80, 0.6);
	-moz-box-shadow: -5px -5px 5px -5px rgba(34, 60, 80, 0.6);
	box-shadow: -5px -5px 5px -5px rgba(34, 60, 80, 0.6);
	}

	@media (max-width: 900px) {
	.quiz {
		height: 100%;
	}
	}

	@media (max-width: 768px) {
	.quiz__img {
		width: 100%;
		height: auto;
	}
	}

	@media (max-width: 550px) {
	.quiz__title {
		font-size: 20px;
	}

	.quiz__subtitle {
		font-size: 14px;
	}

	.quiz__btn a {
		font-size: 12px;
		padding: 15px 20px;
	}
	}

	/* copyright */
	#copyright {
	background: #7661b3;
	}

	.copyright {
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	align-items: center;
	margin-top: 60px;
	padding-top: 50px;
	padding-bottom: 50px;
	}

	.copyright__title {
	color: #fff;
	font-weight: 700;
	font-size: 14px;
	}

	.copyright__subtitle {
	color: #f3f3f3;
	font-weight: 400;
	font-size: 14px;
	margin-top: 3px;
	text-align: center;
	}

	/* FOOTER */
	#footer {
	background: #000;
	}

	.footer {
	padding-top: 30px;
	padding-bottom: 30px;
	display: flex;
	justify-content: center;
	}

	.footer_cnt a {
	opacity: 0.6;
	display: flex;
	justify-content: center;
	align-items: center;
	gap: 20px;
	transition: 0.3s ease;
	}

	.footer_cnt a:hover {
	opacity: 1;
	}

	.footer img {
	width: 30px;
	}

	.footer-title {
	color: #fff;
	font-size: 15px;
	font-weight: 500;
	}

	@media (max-width: 1350px) {
	.container {
		padding: 0 15px;
	}
	}

	/* 
	 */
	 /* Фоновая подложка модального окна */
.modal {
    display: none; 
    position: fixed; 
    z-index: 1000; 
    left: 0;
    top: 0;
    width: 100%; 
    height: 100%; 
    background-color: rgba(0, 0, 0, 0.5); /* Затемнение фона */
    backdrop-filter: blur(5px); /* Модное размытие заднего плана */
    align-items: center;
    justify-content: center;
}

/* Контейнер модального окна */
.modal-content {
    background-color: #fff;
    padding: 30px;
    border-radius: 16px; /* Закругленные углы */
    width: 100%;
    max-width: 400px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    position: relative;
    box-sizing: border-box;
    text-align: center;
    font-family: sans-serif; /* Поменяйте на шрифт вашего сайта */
}

/* Кнопка закрытия (крестик) */
.close-btn {
    position: absolute;
    right: 20px;
    top: 15px;
    font-size: 28px;
    color: #aaa;
    cursor: pointer;
    transition: color 0.2s ease;
}
.close-btn:hover {
    color: #333;
}

/* Группа ввода с м² */
.input-group {
    position: relative;
    display: inline-block;
    width: 100%;
    margin: 20px 0;
}
.input-group input {
    width: 100%;
    padding: 12px 40px 12px 15px;
    border: 1px solid #ccc;
    border-radius: 8px;
    font-size: 16px;
    box-sizing: border-box;
    outline: none;
    transition: border-color 0.2s;
}
.input-group input:focus {
    border-color: #00bcd4; /* Цвет фокуса, можно настроить под сайт */
}
.input-group .unit {
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: #777;
}

/* Кнопка расчета */
.modal-btn {
    background-color: #00bcd4; /* Основной цвет кнопки */
    color: #fff;
    border: none;
    padding: 12px 30px;
    font-size: 16px;
    border-radius: 8px;
    cursor: pointer;
    width: 100%;
    font-weight: 600;
    transition: background-color 0.2s;
}
.modal-btn:hover {
    background-color: #00acc1;
}

/* Блок с результатом */
.calc-result {
    margin-top: 20px;
    padding: 15px;
    background-color: #f0fbfd;
    border-radius: 8px;
    font-size: 18px;
    font-weight: bold;
    color: #333;
}
.calc-result span {
    color: #00bcd4;
    font-size: 22px;
}