/* GLOBAL STYLES */
:root {
	--color-primary-dark: #121829;
	--color-primary-medium: #1b2237;
	--color-accent: #00f5a0;
	--color-text-light: #ffffff;
	--color-text-muted: #8a94ad;
	--color-text-dark: #121829;

	--font-family-headings: 'Manrope', sans-serif;
	--font-family-base: 'Inter', sans-serif;

	--header-height: 80px;
}

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

html {
	scroll-behavior: smooth;
}

body {
	font-family: var(--font-family-base);
	background-color: var(--color-primary-dark);
	color: var(--color-text-light);
	font-size: 16px;
	line-height: 1.6;
}

.container {
	width: 100%;
	max-width: 1200px;
	margin-left: auto;
	margin-right: auto;
	padding-left: 15px;
	padding-right: 15px;
}

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

ul {
	list-style: none;
}

button {
	font-family: inherit;
	cursor: pointer;
	border: none;
	background: none;
	color: inherit;
}

/* HEADER */
.header {
	height: var(--header-height);
	background-color: rgba(18, 24, 41, 0.8);
	backdrop-filter: blur(10px);
	position: fixed;
	top: 0;
	left: 0;
	width: 100%;
	z-index: 100;
	border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.header__container {
	display: flex;
	justify-content: space-between;
	align-items: center;
	height: 100%;
}

.logo {
	display: flex;
	align-items: center;
	gap: 12px;
	font-family: var(--font-family-headings);
	font-weight: 700;
	font-size: 24px;
	color: var(--color-accent);
	transition: transform 0.3s ease;
}

.logo:hover {
	transform: scale(1.05);
}

.header__nav {
	display: block;
}

.header__nav-list {
	display: flex;
	gap: 30px;
}

.header__nav-link {
	font-weight: 500;
	color: var(--color-text-light);
	position: relative;
	padding: 5px 0;
	transition: color 0.3s ease;
}

.header__nav-link::after {
	content: '';
	position: absolute;
	bottom: 0;
	left: 0;
	width: 100%;
	height: 2px;
	background-color: var(--color-accent);
	transform: scaleX(0);
	transform-origin: right;
	transition: transform 0.3s ease-in-out;
}

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

.header__nav-link:hover::after {
	transform: scaleX(1);
	transform-origin: left;
}

.header__burger {
	display: none;
	color: var(--color-text-light);
}

/* FOOTER */
.footer {
	background-color: var(--color-primary-medium);
	padding: 60px 0 0;
	border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer__container {
	display: grid;
	grid-template-columns: 2fr 1fr 1fr 1.5fr;
	gap: 40px;
	margin-bottom: 40px;
}

.footer__column--about .logo {
	margin-bottom: 20px;
}

.footer__description {
	color: var(--color-text-muted);
	font-size: 14px;
	max-width: 300px;
}

.footer__title {
	font-family: var(--font-family-headings);
	font-size: 18px;
	margin-bottom: 20px;
	color: var(--color-text-light);
}

.footer__list li {
	margin-bottom: 12px;
}

.footer__link {
	color: var(--color-text-muted);
	transition: color 0.3s ease, padding-left 0.3s ease;
}

.footer__link:hover {
	color: var(--color-accent);
	padding-left: 5px;
}

.footer__list--contact li {
	display: flex;
	align-items: center;
	gap: 10px;
}

.footer__list--contact .lucide {
	color: var(--color-accent);
	flex-shrink: 0;
}

.footer__text {
	color: var(--color-text-muted);
}

.footer__bottom {
	border-top: 1px solid rgba(255, 255, 255, 0.1);
	padding: 20px 0;
	text-align: center;
	font-size: 14px;
	color: var(--color-text-muted);
}

/* ADAPTIVE STYLES */
@media (max-width: 992px) {
	.footer__container {
		grid-template-columns: repeat(2, 1fr);
	}
}

@media (max-width: 768px) {
	.header__nav {
		display: none;
		position: fixed;
		top: var(--header-height);
		left: 0;
		width: 100%;
		height: calc(100vh - var(--header-height));
		background-color: var(--color-primary-dark);
		flex-direction: column;
		align-items: center;
		padding-top: 40px;
	}

	.header__nav.is-active {
		display: flex;
	}

	.header__nav-list {
		flex-direction: column;
		align-items: center;
		gap: 25px;
	}

	.header__nav-link {
		font-size: 24px;
	}

	.header__burger {
		display: block;
		z-index: 101; /* Поверх навигации */
	}
}

@media (max-width: 576px) {
	.footer__container {
		grid-template-columns: 1fr;
		text-align: center;
	}
	.footer__column--about,
	.logo,
	.footer__list--contact li {
		justify-content: center;
		margin-left: auto;
		margin-right: auto;
	}
}
/* HERO SECTION */
.hero {
	position: relative;
	height: 100vh;
	min-height: 600px;
	display: flex;
	align-items: center;
	justify-content: center;
	text-align: center;
	overflow: hidden;
	padding-top: var(--header-height); /* Offset for fixed header */
}

.hero__canvas {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	z-index: 1;
}

.hero__container {
	position: relative;
	z-index: 2;
	display: flex;
	flex-direction: column;
	align-items: center;
}

.hero__title {
	font-family: var(--font-family-headings);
	font-size: 56px;
	font-weight: 700;
	line-height: 1.2;
	max-width: 1000px;
	margin-bottom: 20px;
	color: var(--color-text-light);
	text-shadow: 0 0 20px rgba(18, 24, 41, 0.5);
}

.hero__subtitle {
	font-size: 18px;
	max-width: 600px;
	margin-bottom: 40px;
	color: var(--color-text-muted);
	line-height: 1.7;
}

.hero__cta-button {
	display: inline-block;
	padding: 15px 35px;
	background-color: var(--color-accent);
	color: var(--color-primary-dark);
	font-family: var(--font-family-headings);
	font-weight: 600;
	font-size: 18px;
	border-radius: 8px;
	transition: transform 0.3s ease, box-shadow 0.3s ease;
	box-shadow: 0 0 20px rgba(0, 245, 160, 0.3);
}

.hero__cta-button:hover {
	transform: translateY(-5px) scale(1.05);
	box-shadow: 0 10px 30px rgba(0, 245, 160, 0.4);
}

/* ADAPTIVE STYLES for HERO */
@media (max-width: 768px) {
	.hero__title {
		font-size: 42px;
	}
	.hero__subtitle {
		font-size: 16px;
	}
}

@media (max-width: 480px) {
	.hero__title {
		font-size: 32px;
	}
	.hero__cta-button {
		font-size: 16px;
		padding: 12px 28px;
	}
}

/* SHARED SECTION STYLES */
.section-header {
	text-align: center;
	max-width: 700px;
	margin: 0 auto 60px;
}

.section-header__title {
	font-family: var(--font-family-headings);
	font-size: 42px;
	margin-bottom: 15px;
}

.section-header__subtitle {
	font-size: 18px;
	color: var(--color-text-muted);
	line-height: 1.7;
}

/* COURSES SECTION */
.courses {
	padding: 100px 0;
	background-color: var(--color-primary-dark);
}

.courses__grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
	gap: 30px;
}

.course-card {
	background-color: var(--color-primary-medium);
	border: 1px solid rgba(255, 255, 255, 0.1);
	border-radius: 12px;
	padding: 30px;
	transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.course-card:hover {
	transform: translateY(-10px);
	border-color: var(--color-accent);
	box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
}

.course-card__icon-wrapper {
	width: 60px;
	height: 60px;
	border-radius: 50%;
	background-color: rgba(0, 245, 160, 0.1);
	display: flex;
	align-items: center;
	justify-content: center;
	margin-bottom: 25px;
}

.course-card__icon-wrapper .lucide {
	color: var(--color-accent);
	width: 32px;
	height: 32px;
}

.course-card__title {
	font-family: var(--font-family-headings);
	font-size: 22px;
	margin-bottom: 15px;
}

.course-card__description {
	color: var(--color-text-muted);
	margin-bottom: 25px;
	font-size: 15px;
}

.course-card__tags {
	display: flex;
	flex-wrap: wrap;
	gap: 8px;
}

.course-card__tags li {
	background-color: rgba(138, 148, 173, 0.2);
	color: var(--color-text-muted);
	padding: 5px 12px;
	border-radius: 20px;
	font-size: 13px;
	font-weight: 500;
}

/* ADAPTIVE STYLES for COURSES */
@media (max-width: 768px) {
	.section-header__title {
		font-size: 36px;
	}
	.section-header__subtitle {
		font-size: 16px;
	}
	.courses {
		padding: 80px 0;
	}
}

/* ABOUT SECTION */
.about {
	padding: 100px 0;
	background-color: var(--color-primary-medium);
}

.about__container {
	display: flex;
	align-items: center;
	gap: 60px;
}

.about__image-column,
.about__content-column {
	flex: 1;
}

.about__image-wrapper {
	border-radius: 12px;
	overflow: hidden;
	position: relative;
	box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.about__image-wrapper::after {
	content: '';
	position: absolute;
	inset: 0;
	background: linear-gradient(
		45deg,
		rgba(0, 245, 160, 0.1),
		rgba(18, 24, 41, 0.3)
	);
}

.about__image {
	width: 100%;
	height: 100%;
	object-fit: cover;
	display: block;
}

.about__content-column .section-header {
	max-width: none; /* Override centered max-width */
}

.about__text {
	color: var(--color-text-muted);
	margin-bottom: 30px;
}

.about__features-list {
	list-style: none;
	padding: 0;
	display: flex;
	flex-direction: column;
	gap: 20px;
}

.about__features-list li {
	display: flex;
	align-items: center;
	gap: 15px;
}

.about__features-list .lucide {
	color: var(--color-accent);
	flex-shrink: 0;
	width: 24px;
	height: 24px;
}

/* ADAPTIVE STYLES for ABOUT */
@media (max-width: 992px) {
	.about__container {
		flex-direction: column;
		gap: 40px;
	}
	.about__content-column .section-header {
		text-align: center;
	}
	.about__text {
		text-align: center;
	}
	.about__features-list {
		align-items: center;
	}
	.about__features-list li {
		justify-content: center;
		max-width: 400px;
		text-align: left;
	}
}

@media (max-width: 768px) {
	.about {
		padding: 80px 0;
	}
}

/* BENEFITS SECTION */
.benefits {
	padding: 100px 0;
	background-color: var(--color-primary-dark);
}

.benefits__grid {
	display: grid;
	grid-template-columns: repeat(2, 1fr);
	gap: 30px;
}

.benefit-card {
	background-color: var(--color-primary-medium);
	padding: 40px;
	border-radius: 12px;
	border: 1px solid transparent;
	border-bottom: 3px solid transparent;
	display: flex;
	flex-direction: column;
	align-items: center;
	text-align: center;
	transition: transform 0.3s ease, border-color 0.3s ease;
}

.benefit-card:hover {
	transform: translateY(-5px);
	border-bottom-color: var(--color-accent);
}

.benefit-card__icon-wrapper {
	width: 65px;
	height: 65px;
	border-radius: 16px;
	background-color: var(--color-primary-dark);
	border: 1px solid rgba(255, 255, 255, 0.1);
	display: flex;
	align-items: center;
	justify-content: center;
	margin-bottom: 25px;
}

.benefit-card__icon-wrapper .lucide {
	color: var(--color-accent);
	width: 34px;
	height: 34px;
}

.benefit-card__title {
	font-family: var(--font-family-headings);
	font-size: 22px;
	margin-bottom: 15px;
}

.benefit-card__text {
	color: var(--color-text-muted);
	font-size: 15px;
	line-height: 1.6;
}

/* ADAPTIVE STYLES for BENEFITS */
@media (max-width: 992px) {
	.benefits__grid {
		grid-template-columns: 1fr;
	}
}

@media (max-width: 768px) {
	.benefits {
		padding: 80px 0;
	}
	.benefit-card {
		padding: 30px;
	}
}

/* REVIEWS SECTION */
.reviews {
	padding: 100px 0;
	background-color: var(--color-primary-medium);
}

.reviews__slider-wrapper {
	position: relative;
	padding: 0 50px; /* Space for navigation buttons */
}

.reviews__slider {
	padding-bottom: 50px; /* Space for pagination */
}

.review-card {
	background-color: var(--color-primary-dark);
	border-radius: 12px;
	padding: 30px;
	height: 100%;
	display: flex;
	flex-direction: column;
	justify-content: space-between;
}

.review-card__text {
	color: var(--color-text-muted);
	font-style: italic;
	margin-bottom: 25px;
}

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

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

.review-card__author-name {
	font-family: var(--font-family-headings);
	color: var(--color-text-light);
	font-size: 16px;
}

.review-card__author-role {
	color: var(--color-accent);
	font-size: 14px;
}

/* SWIPER CUSTOMIZATION */
.swiper-button-next,
.swiper-button-prev {
	color: var(--color-accent);
	transition: transform 0.3s ease;
}

.swiper-button-next:hover,
.swiper-button-prev:hover {
	transform: scale(1.2);
}

.swiper-pagination-bullet {
	background-color: var(--color-text-muted);
}

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

/* ADAPTIVE STYLES for REVIEWS */
@media (max-width: 768px) {
	.reviews {
		padding: 80px 0;
	}
	.reviews__slider-wrapper {
		padding: 0;
	}
	.swiper-button-next,
	.swiper-button-prev {
		display: none !important;
	}
}

/* CONTACT SECTION */
.contact {
	padding: 100px 0;
	background-color: var(--color-primary-dark);
}

.contact__container {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 60px;
	align-items: center;
}

.contact__info-list {
	display: flex;
	flex-direction: column;
	gap: 30px;
	margin-top: 40px;
}

.contact__info-list li {
	display: flex;
	align-items: flex-start;
	gap: 20px;
}

.contact__info-list .lucide {
	color: var(--color-accent);
	width: 28px;
	height: 28px;
	margin-top: 5px;
}

.contact__info-list h4 {
	font-family: var(--font-family-headings);
	font-size: 18px;
	margin-bottom: 5px;
}

.contact__info-list a,
.contact__info-list span {
	color: var(--color-text-muted);
	transition: color 0.3s ease;
}

.contact__info-list a:hover {
	color: var(--color-accent);
}

.contact__form-wrapper {
	background-color: var(--color-primary-medium);
	padding: 40px;
	border-radius: 12px;
	border: 1px solid rgba(255, 255, 255, 0.1);
}

.contact-form {
	display: flex;
	flex-direction: column;
	gap: 25px;
}

.form-group {
	position: relative;
}

.form-group input {
	width: 100%;
	padding: 15px;
	background-color: var(--color-primary-dark);
	border: 1px solid rgba(255, 255, 255, 0.2);
	border-radius: 8px;
	color: var(--color-text-light);
	font-size: 16px;
	transition: border-color 0.3s ease;
}

.form-group input:focus {
	outline: none;
	border-color: var(--color-accent);
}

.form-group label {
	position: absolute;
	top: 15px;
	left: 15px;
	color: var(--color-text-muted);
	pointer-events: none;
	transition: all 0.3s ease;
}

.form-group input:focus + label,
.form-group input:not(:placeholder-shown) + label {
	top: -10px;
	left: 12px;
	font-size: 12px;
	color: var(--color-accent);
	background-color: var(--color-primary-medium);
	padding: 0 5px;
}

.form-group--checkbox {
	display: flex;
	align-items: center;
	gap: 10px;
}

.form-group--checkbox input[type='checkbox'] {
	width: 18px;
	height: 18px;
	accent-color: var(--color-accent);
}

.form-group--checkbox label {
	font-size: 14px;
	color: var(--color-text-muted);
}

.form-group--checkbox a {
	color: var(--color-accent);
	text-decoration: underline;
}

.contact-form__submit-button {
	padding: 15px 35px;
	background-color: var(--color-accent);
	color: var(--color-primary-dark);
	font-family: var(--font-family-headings);
	font-weight: 600;
	font-size: 18px;
	border-radius: 8px;
	transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.contact-form__submit-button:hover {
	transform: translateY(-5px);
	box-shadow: 0 5px 20px rgba(0, 245, 160, 0.3);
}

.success-message {
	display: none;
	margin-top: 20px;
	padding: 20px;
	background-color: rgba(0, 245, 160, 0.1);
	border: 1px solid var(--color-accent);
	border-radius: 8px;
	color: var(--color-text-light);
	text-align: center;
	gap: 10px;
	align-items: center;
	justify-content: center;
}

.success-message.is-visible {
	display: flex;
}

/* ADAPTIVE STYLES for CONTACT */
@media (max-width: 992px) {
	.contact__container {
		grid-template-columns: 1fr;
	}
	.contact__content {
		text-align: center;
	}
	.contact__info-list {
		align-items: center;
	}
	.contact__info-list li {
		text-align: left;
		justify-content: center;
		width: 100%;
		max-width: 350px;
	}
}

@media (max-width: 768px) {
	.contact {
		padding: 80px 0;
	}
	.contact__form-wrapper {
		padding: 25px;
	}
}

/* COOKIE POP-UP */
.cookie-popup {
	position: fixed;
	bottom: 20px;
	left: 50%;
	transform: translateX(-50%) translateY(200%); /* Initially hidden */
	width: calc(100% - 40px);
	max-width: 600px;
	background-color: var(--color-primary-medium);
	padding: 20px;
	border-radius: 12px;
	border: 1px solid rgba(255, 255, 255, 0.1);
	box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
	display: flex;
	justify-content: space-between;
	align-items: center;
	gap: 20px;
	z-index: 200;
	transition: transform 0.5s ease-in-out;
}

.cookie-popup.is-visible {
	transform: translateX(-50%) translateY(0);
}

.cookie-popup__text {
	color: var(--color-text-muted);
	font-size: 14px;
}

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

.cookie-popup__button {
	background-color: var(--color-accent);
	color: var(--color-primary-dark);
	padding: 10px 20px;
	border-radius: 8px;
	font-weight: 600;
	white-space: nowrap; /* Prevent button text from wrapping */
	transition: background-color 0.3s ease;
}

.cookie-popup__button:hover {
	background-color: #00d98c;
}

/* ADAPTIVE STYLES for COOKIE POP-UP */
@media (max-width: 576px) {
	.cookie-popup {
		flex-direction: column;
		text-align: center;
	}
}

/* GENERIC PAGES STYLES (privacy, terms, etc.) */
.pages {
	padding: calc(var(--header-height) + 60px) 0 60px;
	min-height: 100vh;
}

.pages .container {
	max-width: 800px;
}

.pages h1,
.pages h2 {
	font-family: var(--font-family-headings);
	color: var(--color-text-light);
	margin-bottom: 20px;
}

.pages h1 {
	font-size: 1.5rem;
	border-bottom: 2px solid var(--color-accent);
	padding-bottom: 20px;
	margin-bottom: 40px;
}

.pages h2 {
	font-size: 1.5rem;
	margin-top: 40px;
}

.pages p {
	color: var(--color-text-muted);
	line-height: 1.8;
	margin-bottom: 20px;
}

.pages ul {
	list-style: none;
	margin: 20px 0;
	padding-left: 20px;
}

.pages li {
	color: var(--color-text-muted);
	margin-bottom: 10px;
	position: relative;
	padding-left: 25px;
}

.pages li::before {
	content: '•';
	color: var(--color-accent);
	font-size: 20px;
	position: absolute;
	left: 0;
	top: -2px;
}

.pages strong {
	color: var(--color-text-light);
	font-weight: 600;
}

.pages a {
	color: var(--color-accent);
	text-decoration: underline;
	transition: color 0.3s ease;
}

.pages a:hover {
	color: #00d98c;
}