/* ===== GOOGLE FONTS ===== */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500&family=Space+Grotesk:wght@500;700&display=swap');

/* ===== CSS VARIABLES ===== */
:root {
	/* Colors */
	--background-color: #ffffff;
	--text-color: #111827;
	--primary-color: #4f46e5;
	--border-color: #e5e7eb;
	--container-color: #ffffff;

	/* Typography */
	--body-font: 'Inter', sans-serif;
	--title-font: 'Space Grotesk', sans-serif;

	--h1-font-size: 2.5rem;
	--h2-font-size: 2rem;
	--h3-font-size: 1.25rem;
	--normal-font-size: 1rem;
	--small-font-size: 0.875rem;

	/* Z-index */
	--z-header: 100;
	--z-modal: 200;
}

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

html {
	scroll-behavior: smooth;
}

body {
	font-family: var(--body-font);
	font-size: var(--normal-font-size);
	background-color: var(--background-color);
	color: var(--text-color);
	line-height: 1.6;
}

h1,
h2,
h3 {
	font-family: var(--title-font);
	font-weight: 700;
	color: var(--text-color);
}

ul {
	list-style: none;
}

a {
	text-decoration: none;
	color: var(--text-color);
}

img {
	max-width: 100%;
	height: auto;
}

/* ===== REUSABLE CSS CLASSES ===== */
.container {
	max-width: 1120px;
	margin-left: auto;
	margin-right: auto;
	padding-left: 1.5rem;
	padding-right: 1.5rem;
}

/* ===== HEADER ===== */
.header {
	width: 100%;
	position: fixed;
	top: 0;
	left: 0;
	background-color: var(--background-color);
	border-bottom: 1px solid var(--border-color);
	z-index: var(--z-header);
	transition: background-color 0.3s ease;
}

.header__container {
	display: flex;
	justify-content: space-between;
	align-items: center;
	height: 5rem;
}

.logo {
	display: inline-flex;
	align-items: center;
	gap: 0.5rem;
	font-family: var(--title-font);
	font-weight: 700;
	font-size: 1.25rem;
	color: var(--text-color);
}

.header__nav {
	display: none;
}

.header__nav-list {
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 2rem;
}

.header__nav-link {
	font-family: var(--title-font);
	font-weight: 500;
	transition: color 0.3s ease;
}

.header__nav-link:hover {
	color: var(--primary-color);
}

.header__nav-link--button {
	background-color: var(--primary-color);
	color: var(--background-color);
	padding: 0.75rem 1.5rem;
	border-radius: 6px;
	transition: background-color 0.3s ease;
}

.header__nav-link--button:hover {
	background-color: #4338ca;
	color: var(--background-color);
}

.header__burger {
	display: inline-flex;
	cursor: pointer;
	background: none;
	border: none;
	color: var(--text-color);
}

/* Mobile Menu Active State */
.header__nav.is-active {
	display: flex;
	justify-content: center; /* <-- ДОДАНО ЦЕЙ РЯДОК */
	position: absolute;
	top: 5rem;
	left: 0;
	width: 100%;
	background-color: var(--background-color);
	padding: 2rem;
	border-bottom: 1px solid var(--border-color);
}

/* ===== FOOTER ===== */
.footer {
	background-color: #f9fafb;
	border-top: 1px solid var(--border-color);
	padding-top: 4rem;
}

.footer__container {
	display: grid;
	gap: 3rem;
	padding-bottom: 3rem;
}

.footer__column--main .footer__logo {
	margin-bottom: 1rem;
}

.footer__description {
	font-size: var(--small-font-size);
	color: #6b7280;
	max-width: 280px;
}

.footer__title {
	font-family: var(--title-font);
	font-size: var(--h3-font-size);
	margin-bottom: 1.25rem;
}

.footer__list li {
	margin-bottom: 0.75rem;
}

.footer__link {
	font-size: var(--normal-font-size);
	color: #374151;
	transition: color 0.3s ease;
	display: inline-flex;
	align-items: center;
	gap: 0.5rem;
}

.footer__link:hover {
	color: var(--primary-color);
}

.footer__list--contacts .footer__address {
	display: flex;
	align-items: flex-start;
	gap: 0.5rem;
	color: #374151;
}

.footer__icon {
	width: 20px;
	height: 20px;
}

.footer__bottom {
	padding: 1.5rem 0;
	text-align: center;
	border-top: 1px solid var(--border-color);
	font-size: var(--small-font-size);
	color: #6b7280;
}

/* ===== MEDIA QUERIES ===== */
@media screen and (min-width: 768px) {
	.footer__container {
		grid-template-columns: repeat(2, 1fr);
	}
}

@media screen and (min-width: 1024px) {
	.header__burger {
		display: none;
	}

	.header__nav {
		display: block;
	}

	.header__nav-list {
		flex-direction: row;
		align-items: center;
		gap: 2.5rem;
	}

	.header__nav.is-active {
		all: unset; /* Reset mobile styles */
	}

	.footer__container {
		grid-template-columns: 2fr 1fr 1fr 1.5fr;
	}
}

/* ===== HERO SECTION ===== */
.hero {
	padding-top: 8rem; /* Offset for fixed header */
	padding-bottom: 4rem;
}

.hero__container {
	display: grid;
	gap: 3rem;
	align-items: center;
}

.hero__content {
	text-align: center;
}

.hero__title {
	font-size: 1.5rem; /* Mobile first font size */
	font-weight: 700;
	margin-bottom: 1.5rem;
	line-height: 1.2;
	min-height: 58px; /* Reserve space for typewriter text */
}

/* Blinking cursor effect for typewriter */
.hero__title::after {
	content: '|';
	animation: blink 1s step-end infinite;
	font-weight: 400;
	color: var(--primary-color);
}

.hero__title.typing-finished::after {
	animation: none;
	content: '';
}

@keyframes blink {
	from,
	to {
		opacity: 1;
	}
	50% {
		opacity: 0;
	}
}

.hero__description {
	font-size: 1.125rem;
	color: #374151;
	margin-bottom: 2.5rem;
	max-width: 600px;
	margin-left: auto;
	margin-right: auto;
	opacity: 0;
	animation: fadeIn 1s ease-in-out 3s forwards; /* Delay until typing is done */
}

.hero__button {
	display: inline-block;
	background-color: var(--primary-color);
	color: var(--background-color);
	padding: 1rem 2rem;
	border-radius: 8px;
	font-family: var(--title-font);
	font-weight: 500;
	font-size: 1.1rem;
	transition: transform 0.3s ease, box-shadow 0.3s ease;
	box-shadow: 0 4px 14px rgba(79, 70, 229, 0.25);
	opacity: 0;
	animation: fadeIn 1s ease-in-out 3.5s forwards;
}

.hero__button:hover {
	transform: translateY(-3px);
	box-shadow: 0 7px 20px rgba(79, 70, 229, 0.35);
}

@keyframes fadeIn {
	from {
		opacity: 0;
		transform: translateY(10px);
	}
	to {
		opacity: 1;
		transform: translateY(0);
	}
}

.hero__visual {
	display: flex;
	justify-content: center;
	align-items: center;
}

.hero__img {
	border-radius: 12px;
	max-width: 450px;
	width: 100%;
}

/* MEDIA QUERIES for Hero */
@media screen and (min-width: 768px) {
	.hero__title {
		font-size: 3.5rem;
		/* min-height: 170px; */
	}
}

@media screen and (min-width: 1024px) {
	.hero {
		padding-top: 10rem;
		padding-bottom: 6rem;
	}

	.hero__container {
		grid-template-columns: 1fr 1fr;
		gap: 4rem;
	}

	.hero__content {
		text-align: left;
	}

	.hero__description {
		margin-left: 0;
		margin-right: 0;
	}

	.hero__title {
		font-size: 2.5rem;
		min-height: 96px;
	}
}

/* ===== CONCEPTS SECTION ===== */
.concepts {
	padding-top: 4rem;
	padding-bottom: 4rem;
	background-color: #f9fafb; /* Slightly off-white background */
}

.concepts__header {
	text-align: center;
	max-width: 650px;
	margin: 0 auto 3.5rem auto;
}

.concepts__title {
	font-size: var(--h2-font-size);
	margin-bottom: 1rem;
}

.concepts__subtitle {
	font-size: 1.125rem;
	color: #4b5563;
}

.concepts__grid {
	display: grid;
	gap: 2rem;
}

.concepts__card {
	background-color: var(--background-color);
	border: 1px solid var(--border-color);
	border-radius: 12px;
	padding: 2.5rem 2rem;
	text-align: center;
	transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.concepts__card:hover {
	transform: translateY(-8px);
	box-shadow: 0 10px 25px rgba(0, 0, 0, 0.07);
}

.concepts__card-icon {
	margin-bottom: 1.5rem;
	color: var(--primary-color);
}

/* Style for the Lucide icons inside the div */
.concepts__card-icon svg {
	width: 48px;
	height: 48px;
	stroke-width: 1.5;
}

.concepts__card-title {
	font-size: var(--h3-font-size);
	margin-bottom: 0.75rem;
}

.concepts__card-description {
	color: #4b5563;
	font-size: var(--normal-font-size);
	line-height: 1.7;
}

/* MEDIA QUERIES for Concepts */
@media screen and (min-width: 768px) {
	.concepts {
		padding-top: 6rem;
		padding-bottom: 6rem;
	}

	.concepts__grid {
		grid-template-columns: repeat(2, 1fr);
	}
}

@media screen and (min-width: 1024px) {
	.concepts__grid {
		grid-template-columns: repeat(3, 1fr);
	}
}

/* ===== FORMATS SECTION ===== */
.formats {
	padding-top: 4rem;
	padding-bottom: 4rem;
}

.formats__header {
	text-align: center;
	max-width: 650px;
	margin: 0 auto 3.5rem auto;
}

.formats__title {
	font-size: var(--h2-font-size);
	margin-bottom: 1rem;
}

.formats__subtitle {
	font-size: 1.125rem;
	color: #4b5563;
}

.formats__interactive-area {
	display: grid;
	gap: 2rem;
}

.formats__tabs {
	display: flex;
	flex-direction: column;
	gap: 0.5rem;
}

.formats__tab-button {
	display: flex;
	align-items: center;
	gap: 1rem;
	width: 100%;
	padding: 1rem 1.5rem;
	border-radius: 8px;
	border: 1px solid var(--border-color);
	background-color: transparent;
	cursor: pointer;
	font-family: var(--title-font);
	font-size: 1.1rem;
	font-weight: 500;
	text-align: left;
	color: #374151;
	transition: background-color 0.3s ease, color 0.3s ease;
}

.formats__tab-button:hover {
	background-color: #f9fafb;
}

.formats__tab-button.is-active {
	background-color: var(--primary-color);
	color: var(--background-color);
	border-color: var(--primary-color);
}

.formats__tab-icon {
	width: 24px;
	height: 24px;
}

.formats__content {
	position: relative;
	min-height: 300px; /* To prevent layout shift */
}

.formats__content-panel {
	opacity: 0;
	visibility: hidden;
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	transition: opacity 0.4s ease, visibility 0.4s ease;
	display: flex;
	flex-direction: column;
	gap: 2rem;
	align-items: center;
	text-align: center;
}

.formats__content-panel.is-active {
	opacity: 1;
	visibility: visible;
	position: relative; /* Change position to relative to take up space */
}

.formats__content-img {
	border-radius: 12px;
	max-width: 350px;
	width: 100%;
	object-fit: cover;
}

.formats__content-title {
	font-size: var(--h3-font-size);
	margin-bottom: 1rem;
}

.formats__content-description {
	color: #4b5563;
	font-size: var(--normal-font-size);
	line-height: 1.7;
}

/* MEDIA QUERIES for Formats */
@media screen and (min-width: 768px) {
	.formats {
		padding-top: 6rem;
		padding-bottom: 6rem;
	}

	.formats__interactive-area {
		grid-template-columns: 280px 1fr;
		gap: 3rem;
	}

	.formats__content-panel {
		flex-direction: row;
		text-align: left;
		align-items: flex-start;
	}
}

/* ===== EXPERTS SECTION ===== */
.experts {
	padding-top: 4rem;
	padding-bottom: 4rem;
	background-color: var(--background-color);
}

.experts__header {
	text-align: center;
	max-width: 650px;
	margin: 0 auto 3.5rem auto;
}

.experts__title {
	font-size: var(--h2-font-size);
	margin-bottom: 1rem;
}

.experts__subtitle {
	font-size: 1.125rem;
	color: #4b5563;
}

.experts__grid {
	display: grid;
	gap: 2rem;
	grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.experts__card {
	border: 1px solid var(--border-color);
	border-radius: 12px;
	padding: 2rem;
	text-align: center;
	display: flex;
	flex-direction: column;
	align-items: center;
}

.experts__card-img {
	width: 120px;
	height: 120px;
	border-radius: 50%;
	object-fit: cover;
	margin-bottom: 1.5rem;
	border: 3px solid var(--border-color);
}

.experts__card-name {
	font-size: 1.3rem;
	margin-bottom: 0.25rem;
}

.experts__card-specialty {
	color: var(--primary-color);
	font-family: var(--title-font);
	font-weight: 500;
	margin-bottom: 1rem;
}

.experts__card-bio {
	color: #4b5563;
	line-height: 1.6;
	margin-bottom: 1.5rem;
	flex-grow: 1; /* Makes all bios take equal height, pushing socials down */
}

.experts__card-socials {
	display: flex;
	gap: 1.5rem;
}

.experts__card-socials a {
	color: #6b7280;
	transition: color 0.3s ease, transform 0.3s ease;
}

.experts__card-socials a:hover {
	color: var(--primary-color);
	transform: scale(1.2);
}

/* MEDIA QUERIES for Experts */
@media screen and (min-width: 768px) {
	.experts {
		padding-top: 6rem;
		padding-bottom: 6rem;
	}
}

/* ===== REVIEWS SECTION ===== */
.reviews {
	padding-top: 4rem;
	padding-bottom: 6rem;
	background-color: #f9fafb;
}

.reviews__header {
	text-align: center;
	max-width: 650px;
	margin: 0 auto 3.5rem auto;
}

.reviews__title {
	font-size: var(--h2-font-size);
}

.reviews__swiper {
	padding-bottom: 4rem; /* Space for pagination */
}

.reviews__card {
	background-color: var(--background-color);
	border-radius: 12px;
	padding: 2.5rem;
	height: 100%; /* Make cards in a row same height */
	display: flex;
	flex-direction: column;
	justify-content: space-between;
	border: 1px solid var(--border-color);
	position: relative;
}

.reviews__card::before {
	content: '“';
	position: absolute;
	top: 1rem;
	left: 1.5rem;
	font-family: 'Times New Roman', serif;
	font-size: 5rem;
	color: var(--border-color);
	z-index: 1;
}

.reviews__card-text {
	font-size: 1.1rem;
	line-height: 1.7;
	margin-bottom: 2rem;
	position: relative;
	z-index: 2;
}

.reviews__author {
	display: flex;
	align-items: center;
	gap: 1rem;
}

.reviews__author-img {
	width: 50px;
	height: 50px;
	border-radius: 50%;
	object-fit: cover;
}

.reviews__author-name {
	font-family: var(--title-font);
	font-size: 1.1rem;
	margin: 0;
}

.reviews__author-role {
	font-size: var(--small-font-size);
	color: #6b7280;
}

/* Swiper custom styles */
.swiper-pagination-bullet {
	background-color: #d1d5db;
}

.swiper-pagination-bullet-active {
	background-color: var(--primary-color);
}

.swiper-button-next,
.swiper-button-prev {
	color: var(--primary-color);
	background-color: var(--background-color);
	width: 50px;
	height: 50px;
	border-radius: 50%;
	box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
	transition: background-color 0.3s;
}
.swiper-button-next:hover,
.swiper-button-prev:hover {
	background-color: #f3f4f6;
}

.swiper-button-next::after,
.swiper-button-prev::after {
	font-size: 1.2rem;
	font-weight: 700;
}

/* MEDIA QUERIES for Reviews */
@media screen and (min-width: 768px) {
	.reviews {
		padding-top: 6rem;
		padding-bottom: 8rem;
	}
}

/* ===== CONTACT SECTION ===== */
.contact {
	padding-top: 4rem;
	padding-bottom: 4rem;
	background-color: var(--background-color);
}

.contact__grid {
	display: grid;
	gap: 3rem;
}

.contact__title {
	font-size: var(--h2-font-size);
	margin-bottom: 1rem;
}

.contact__description {
	font-size: 1.1rem;
	color: #4b5563;
	line-height: 1.7;
	margin-bottom: 2rem;
}

.contact__details {
	display: flex;
	flex-direction: column;
	gap: 1.5rem;
}

.contact__detail-item {
	display: inline-flex;
	align-items: center;
	gap: 1rem;
	font-size: 1.1rem;
	font-weight: 500;
	color: var(--text-color);
	transition: color 0.3s;
}

.contact__detail-item:hover {
	color: var(--primary-color);
}

.contact__form-wrapper {
	background-color: #f9fafb;
	padding: 2.5rem;
	border-radius: 12px;
	border: 1px solid var(--border-color);
}

.contact__form {
	display: flex;
	flex-direction: column;
	gap: 1.5rem;
}

.form__group {
	display: flex;
	flex-direction: column;
}

.form__label {
	font-weight: 500;
	margin-bottom: 0.5rem;
	font-size: var(--small-font-size);
}

.form__input {
	width: 100%;
	padding: 0.875rem 1rem;
	border-radius: 8px;
	border: 1px solid var(--border-color);
	font-family: var(--body-font);
	font-size: var(--normal-font-size);
	transition: border-color 0.3s, box-shadow 0.3s;
}

.form__input:focus {
	outline: none;
	border-color: var(--primary-color);
	box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.15);
}

.form__checkbox-group {
	display: flex;
	align-items: flex-start;
	gap: 0.75rem;
}

.form__checkbox {
	margin-top: 4px;
	width: 16px;
	height: 16px;
}

.form__checkbox-label {
	font-size: var(--small-font-size);
	color: #4b5563;
}

.form__checkbox-label a {
	color: var(--primary-color);
	text-decoration: underline;
}

.form__submit-button {
	background-color: var(--primary-color);
	color: var(--background-color);
	padding: 1rem;
	border: none;
	border-radius: 8px;
	font-family: var(--title-font);
	font-weight: 700;
	font-size: 1.1rem;
	cursor: pointer;
	transition: background-color 0.3s, transform 0.3s;
}

.form__submit-button:hover {
	background-color: #4338ca;
	transform: translateY(-2px);
}

/* Success Message */
.contact__success-message {
	display: none; /* Hidden by default */
	text-align: center;
	padding: 2rem;
}
.success-message__icon {
	color: #10b981; /* A nice green color */
	margin-bottom: 1rem;
}
.success-message__icon svg {
	width: 60px;
	height: 60px;
}
.success-message__title {
	font-size: var(--h3-font-size);
	margin-bottom: 0.5rem;
}
.success-message__text {
	color: #4b5563;
}

/* MEDIA QUERIES for Contact */
@media screen and (min-width: 1024px) {
	.contact {
		padding-top: 6rem;
		padding-bottom: 6rem;
	}
	.contact__grid {
		grid-template-columns: 1fr 1fr;
		gap: 5rem;
		align-items: center;
	}
}

/* ===== COOKIE POPUP ===== */
.cookie-popup {
	position: fixed;
	bottom: 1.5rem;
	left: 1.5rem;
	right: 1.5rem;
	max-width: 500px;
	background-color: var(--text-color);
	color: var(--background-color);
	padding: 1rem 1.5rem;
	border-radius: 12px;
	box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
	display: flex;
	justify-content: space-between;
	align-items: center;
	gap: 1rem;
	z-index: var(--z-modal);
	opacity: 0;
	transform: translateY(20px);
	transition: opacity 0.5s ease, transform 0.5s ease;
	visibility: hidden;
}

.cookie-popup.is-visible {
	opacity: 1;
	transform: translateY(0);
	visibility: visible;
}

.cookie-popup__text {
	font-size: var(--small-font-size);
}

.cookie-popup__text a {
	color: var(--background-color);
	text-decoration: underline;
}

.cookie-popup__button {
	background-color: var(--background-color);
	color: var(--text-color);
	border: none;
	padding: 0.6rem 1.2rem;
	border-radius: 8px;
	cursor: pointer;
	font-family: var(--title-font);
	font-weight: 500;
	flex-shrink: 0; /* Prevent button from shrinking */
	transition: background-color 0.3s, color 0.3s;
}

.cookie-popup__button:hover {
	background-color: #e5e7eb;
}

@media screen and (max-width: 480px) {
	.cookie-popup {
		flex-direction: column;
		text-align: center;
	}
}

/* ===== POLICY PAGES (privacy.html, terms.html, etc.) ===== */
.pages {
	padding-top: 8rem;
	padding-bottom: 4rem;
}

.pages .container {
	max-width: 800px; /* Optimal width for reading text */
}

.pages h1,
.pages h2 {
	font-family: var(--title-font);
	color: var(--text-color);
}

.pages h1 {
	font-size: 1.5rem;
	margin-bottom: 2rem;
}

.pages h2 {
	font-size: 1.5rem;
	margin-top: 2.5rem;
	margin-bottom: 1.5rem;
	border-bottom: 1px solid var(--border-color);
	padding-bottom: 0.5rem;
}

.pages p,
.pages li {
	font-family: var(--body-font);
	font-size: 1.1rem;
	line-height: 1.8;
	color: #374151;
}

.pages p {
	margin-bottom: 1.5rem;
}

.pages a {
	color: var(--primary-color);
	text-decoration: underline;
	font-weight: 500;
}

.pages a:hover {
	text-decoration: none;
}

.pages ul {
	list-style-position: inside;
	margin-bottom: 1.5rem;
}

.pages ul li {
	list-style-type: disc;
	margin-bottom: 1rem;
	margin-left: 1rem;
}

.pages strong {
	font-weight: 700;
	color: var(--text-color);
}