/* GLOBAL STYLES */
:root {
	--primary-text-color: #0d1b2a;
	--secondary-text-color: #415a77;
	--background-color: #ffffff;
	--accent-color: #3a86ff;
	--border-color: #e0e1dd;
	--footer-bg-color: #0d1b2a;
	--footer-text-color: #e0e1dd;

	--font-primary: 'Montserrat', sans-serif;
	--font-secondary: 'Lato', sans-serif;
}

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

html {
	scroll-behavior: smooth;
}

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

.container {
	width: 100%;
	max-width: 1200px;
	margin: 0 auto;
	padding: 0 15px;
}

h1,
h2,
h3,
h4 {
	font-family: var(--font-primary);
	color: var(--primary-text-color);
}

a {
	text-decoration: none;
	color: inherit;
	transition: color 0.3s ease;
}

ul {
	list-style: none;
}

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

/* LOGO */
.logo {
	display: flex;
	align-items: center;
	gap: 10px;
	font-family: var(--font-primary);
	font-weight: 700;
	font-size: 24px;
}

/* HEADER */
.header {
	position: fixed;
	top: 0;
	left: 0;
	width: 100%;
	z-index: 100;
	background-color: rgba(255, 255, 255, 0.9);
	backdrop-filter: blur(10px);
	border-bottom: 1px solid var(--border-color);
}

.header__container {
	display: flex;
	justify-content: space-between;
	align-items: center;
	height: 70px;
}

.header__nav {
	display: none; /* Hidden on mobile */
}

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

.nav--mobile {
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	position: fixed;
	top: 70px;
	left: 0;
	width: 100%;
	height: calc(100vh - 70px);
	background-color: var(--background-color);
	z-index: 99;
	padding: 20px;
}

.nav--mobile .nav__list {
	flex-direction: column;
	gap: 20px;
	text-align: center;
}

.nav--mobile .nav__link {
	font-size: 24px;
}

/* FOOTER */
.footer {
	background-color: var(--footer-bg-color);
	color: var(--footer-text-color);
	padding: 60px 0 0;
}

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

.footer__column--main .logo__text {
	color: var(--background-color);
}

.footer__description {
	margin-top: 15px;
	font-size: 14px;
	color: var(--secondary-text-color);
	max-width: 300px;
}

.footer__title {
	font-family: var(--font-primary);
	font-size: 18px;
	font-weight: 600;
	margin-bottom: 15px;
	color: var(--background-color);
}

.footer__list {
	display: flex;
	flex-direction: column;
	gap: 10px;
}

.footer__list--contacts {
	gap: 15px;
}

.footer__link {
	display: inline-flex;
	align-items: center;
	gap: 10px;
	color: var(--footer-text-color);
	opacity: 0.8;
}

.footer__link:hover {
	color: var(--accent-color);
	opacity: 1;
}

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

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

/* DESKTOP STYLES (Mobile-First) */
@media (min-width: 768px) {
	.header__burger {
		display: none;
	}

	.header__nav {
		display: block;
	}

	.nav__list {
		display: flex;
		align-items: center;
		gap: 25px;
	}

	.nav__link {
		font-weight: 600;
		font-size: 15px;
		color: var(--secondary-text-color);
	}

	.nav__link:hover,
	.nav__link--active {
		color: var(--primary-text-color);
	}

	.nav__link--button {
		background-color: var(--accent-color);
		color: #fff;
		padding: 8px 18px;
		border-radius: 5px;
		transition: background-color 0.3s ease;
	}

	.nav__link--button:hover {
		background-color: #1a75ff;
		color: #fff;
	}

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

@media (min-width: 1024px) {
	.footer__container {
		grid-template-columns: 2fr 1fr 1fr 1.5fr;
	}
}

/* MAIN STYLES */
/* Это нужно, чтобы контент не "прятался" за фиксированный хедер */
.main {
	padding-top: 70px;
}

/* HERO SECTION */
.hero {
	min-height: 100vh;
	display: flex;
	align-items: center;
	padding: 60px 0;
}

.hero__container {
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 40px;
	text-align: center;
}

.hero__content {
	max-width: 600px;
}

.hero__title {
	font-size: 1.5rem; /* 40px */
	font-weight: 700;
	line-height: 1.2;
	margin-bottom: 20px;
	min-height: 58px;
}

/* Эффект мигающего курсора для анимации */
.hero__title::after {
	content: '|';
	animation: blink 1s step-end infinite;
	color: var(--accent-color);
}

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

.hero__subtitle {
	font-size: 1.125rem; /* 18px */
	color: var(--secondary-text-color);
	margin-bottom: 30px;
}

.hero__cta-button {
	display: inline-block;
	background-color: var(--accent-color);
	color: #fff;
	padding: 15px 35px;
	border-radius: 5px;
	font-size: 1rem;
	font-weight: 700;
	text-transform: uppercase;
	letter-spacing: 1px;
	box-shadow: 0 4px 15px rgba(58, 134, 255, 0.3);
	transition: all 0.3s ease;
}

.hero__cta-button:hover {
	transform: translateY(-3px);
	box-shadow: 0 6px 20px rgba(58, 134, 255, 0.4);
}

.hero__visual {
	width: 100%;
}

.hero__image {
	border-radius: 10px;
	width: 100%;
}

/* DESKTOP STYLES для Hero */
@media (min-width: 768px) {
	.hero__title {
		font-size: 2.5rem; /* 48px */
		min-height: 96px;
	}
}

@media (min-width: 1024px) {
	.hero {
		min-height: calc(100vh - 70px);
	}

	.hero__container {
		flex-direction: row;
		justify-content: space-between;
		text-align: left;
		gap: 60px;
	}

	.hero__content {
		flex: 1;
		max-width: 550px;
	}

	.hero__visual {
		flex: 1;
		max-width: 500px;
	}
}

/* COURSES SECTION */
.courses {
	padding: 80px 0;
	background-color: #f8f9fa; /* Легкий фон для выделения секции */
}

.courses__title {
	font-size: 2.25rem; /* 36px */
	text-align: center;
	margin-bottom: 15px;
}

.courses__subtitle {
	font-size: 1.125rem; /* 18px */
	color: var(--secondary-text-color);
	text-align: center;
	max-width: 700px;
	margin: 0 auto 50px;
}

.courses__grid {
	display: grid;
	grid-template-columns: 1fr;
	gap: 30px;
}

.course-card {
	background-color: var(--background-color);
	border-radius: 10px;
	overflow: hidden;
	box-shadow: 0 4px 25px rgba(0, 0, 0, 0.05);
	display: flex;
	flex-direction: column;
	transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.course-card:hover {
	transform: translateY(-8px);
	box-shadow: 0 12px 35px rgba(0, 0, 0, 0.08);
}

.course-card__image {
	width: 100%;
	height: 200px;
	object-fit: cover; /* Чтобы картинка-плейсхолдер не искажалась */
}

.course-card__content {
	padding: 25px;
	display: flex;
	flex-direction: column;
	flex-grow: 1; /* Растягивает блок, чтобы карточки были одной высоты */
}

.course-card__title {
	font-size: 1.5rem; /* 24px */
	margin-bottom: 10px;
}

.course-card__description {
	color: var(--secondary-text-color);
	margin-bottom: 20px;
	flex-grow: 1;
}

.course-card__tags {
	display: flex;
	gap: 10px;
	margin-bottom: 20px;
}

.course-card__tag {
	background-color: #e0e1dd;
	color: var(--secondary-text-color);
	padding: 5px 12px;
	border-radius: 15px;
	font-size: 0.8rem;
	font-weight: 700;
}

.course-card__button {
	display: inline-block;
	text-align: center;
	width: 100%;
	padding: 12px;
	background-color: transparent;
	border: 2px solid var(--accent-color);
	color: var(--accent-color);
	border-radius: 5px;
	font-weight: 700;
	transition: background-color 0.3s ease, color 0.3s ease;
}

.course-card__button:hover {
	background-color: var(--accent-color);
	color: #fff;
}

/* DESKTOP STYLES для Courses */
@media (min-width: 768px) {
	.courses__grid {
		grid-template-columns: repeat(2, 1fr);
	}
}

@media (min-width: 1024px) {
	.courses {
		padding: 100px 0;
	}
	.courses__grid {
		grid-template-columns: repeat(3, 1fr);
	}
}

/* ABOUT SECTION */
.about {
	padding: 80px 0;
	background-color: var(--background-color);
}

.about__container {
	display: flex;
	flex-direction: column;
	gap: 40px;
	align-items: center;
}

.about__visual {
	max-width: 500px;
	width: 100%;
}

.about__image {
	width: 100%;
	border-radius: 10px;
	box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.about__title {
	font-size: 1.5rem; /* 36px */
	margin-bottom: 20px;
}

.about__description {
	font-size: 1.1rem; /* 17.6px */
	color: var(--secondary-text-color);
	margin-bottom: 30px;
	line-height: 1.7;
}

.about__features {
	list-style: none;
	padding: 0;
	margin: 0 0 30px 0;
	display: flex;
	flex-direction: column;
	gap: 25px;
}

.about__feature-item {
	display: flex;
	align-items: flex-start;
	gap: 20px;
}

.about__feature-icon {
	flex-shrink: 0;
	width: 32px;
	height: 32px;
	color: var(--accent-color);
	margin-top: 5px;
}

.about__feature-title {
	font-size: 1.125rem; /* 18px */
	margin-bottom: 5px;
}

.about__feature-text {
	color: var(--secondary-text-color);
}

.about__cta-button {
	display: inline-block;
	background-color: var(--accent-color);
	color: #fff;
	padding: 12px 30px;
	border-radius: 5px;
	font-weight: 700;
	transition: all 0.3s ease;
}

.about__cta-button:hover {
	transform: translateY(-3px);
	background-color: #1a75ff;
}

/* DESKTOP STYLES для About */
@media (min-width: 768px) {
	.about__title {
		font-size: 2rem; /* 40px */
	}
}

@media (min-width: 1024px) {
	.about {
		padding: 100px 0;
	}

	.about__container {
		flex-direction: row;
		gap: 60px;
	}

	.about__visual,
	.about__content {
		flex: 1;
	}
}

/* MENTORS SECTION */
.mentors {
	padding: 80px 0;
	background-color: #f8f9fa;
}

.mentors__title {
	font-size: 1.5rem; /* 36px */
	text-align: center;
	margin-bottom: 15px;
}

.mentors__subtitle {
	font-size: 1.125rem; /* 18px */
	color: var(--secondary-text-color);
	text-align: center;
	max-width: 700px;
	margin: 0 auto 50px;
}

.mentors__grid {
	display: grid;
	grid-template-columns: 1fr;
	gap: 30px;
}

.mentor-card {
	background-color: var(--background-color);
	border-radius: 10px;
	padding: 30px 20px;
	text-align: center;
	box-shadow: 0 4px 25px rgba(0, 0, 0, 0.05);
	transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.mentor-card:hover {
	transform: translateY(-8px);
	box-shadow: 0 12px 35px rgba(0, 0, 0, 0.08);
}

.mentor-card__photo {
	width: 120px;
	height: 120px;
	border-radius: 50%;
	margin: 0 auto 20px;
	object-fit: cover;
	border: 4px solid var(--background-color);
	box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.mentor-card__name {
	font-size: 1.5rem; /* 24px */
	margin-bottom: 5px;
}

.mentor-card__role {
	color: var(--accent-color);
	font-weight: 700;
	margin-bottom: 15px;
}

.mentor-card__socials {
	display: flex;
	justify-content: center;
	gap: 15px;
}

.mentor-card__social-link {
	color: var(--secondary-text-color);
}

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

/* DESKTOP STYLES для Mentors */
@media (min-width: 500px) {
	.mentors__grid {
		grid-template-columns: repeat(2, 1fr);
	}
}

@media (min-width: 768px) {
	.mentors__title {
		font-size: 2rem; /* 40px */
	}
}

@media (min-width: 1024px) {
	.mentors {
		padding: 100px 0;
	}
	.mentors__grid {
		grid-template-columns: repeat(4, 1fr);
	}
}

/* REVIEWS SECTION */
.reviews {
	padding: 80px 0;
	background-color: var(--background-color);
}

.reviews__title {
	font-size: 2.25rem; /* 36px */
	text-align: center;
	margin-bottom: 15px;
}

.reviews__subtitle {
	font-size: 1.125rem; /* 18px */
	color: var(--secondary-text-color);
	text-align: center;
	max-width: 700px;
	margin: 0 auto 50px;
}

.reviews__slider {
	width: 100%;
	padding-bottom: 50px; /* Место для навигации */
}

.swiper-slide {
	height: auto; /* Для одинаковой высоты слайдов */
	display: flex;
}

.review-card {
	background-color: #f8f9fa;
	border: 1px solid var(--border-color);
	border-radius: 10px;
	padding: 30px;
	display: flex;
	flex-direction: column;
	justify-content: space-between;
	width: 100%;
}

.review-card__text {
	font-size: 1rem;
	line-height: 1.7;
	color: var(--secondary-text-color);
	margin-bottom: 25px;
	font-style: italic;
}

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

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

.review-card__name {
	font-size: 1.1rem;
	margin: 0;
}

.review-card__course {
	font-size: 0.9rem;
	color: var(--secondary-text-color);
}

/* Swiper Navigation Customization */
.reviews__slider-nav {
	position: relative;
	width: 120px;
	margin: -30px auto 0;
}

.swiper-button-prev,
.swiper-button-next {
	color: var(--accent-color);
}
.swiper-button-prev:after,
.swiper-button-next:after {
	font-size: 24px !important;
	font-weight: 700;
}

@media (min-width: 768px) {
	.reviews__title {
		font-size: 2.5rem; /* 40px */
	}
}

@media (min-width: 1024px) {
	.reviews {
		padding: 100px 0;
	}
}

/* CONTACT SECTION */
.contact {
	padding: 80px 0;
	background-color: #f8f9fa;
}

.contact__container {
	display: grid;
	grid-template-columns: 1fr;
	gap: 40px;
	align-items: center;
}

.contact__title {
	font-size: 1.75rem; /* 36px */
	margin-bottom: 20px;
}

.contact__description {
	font-size: 1.1rem; /* 17.6px */
	color: var(--secondary-text-color);
	line-height: 1.7;
	margin-bottom: 20px;
}

.contact__description--note {
	font-style: italic;
	font-size: 0.9rem;
}

.contact__form-wrapper {
	background: var(--background-color);
	padding: 40px;
	border-radius: 10px;
	box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
}

.contact-form {
	display: flex;
	flex-direction: column;
	gap: 20px;
}

.contact-form__group {
	position: relative;
}

.contact-form__input {
	width: 100%;
	padding: 15px;
	border: 1px solid var(--border-color);
	border-radius: 5px;
	font-size: 1rem;
	font-family: var(--font-secondary);
	transition: border-color 0.3s ease;
}

.contact-form__input:focus {
	outline: none;
	border-color: var(--accent-color);
}

/* Floating label effect */
.contact-form__label {
	position: absolute;
	top: 15px;
	left: 15px;
	color: var(--secondary-text-color);
	pointer-events: none;
	transition: all 0.2s ease;
}

.contact-form__input:focus ~ .contact-form__label,
.contact-form__input:not(:placeholder-shown) ~ .contact-form__label {
	top: -10px;
	left: 10px;
	font-size: 0.8rem;
	background-color: var(--background-color);
	padding: 0 5px;
	color: var(--accent-color);
}

.contact-form__group--checkbox {
	display: flex;
	align-items: flex-start;
	gap: 10px;
}

.contact-form__checkbox {
	margin-top: 4px;
	flex-shrink: 0;
}

.contact-form__checkbox-label {
	font-size: 0.9rem;
	color: var(--secondary-text-color);
}

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

.contact-form__button {
	width: 100%;
	padding: 15px;
	background-color: var(--accent-color);
	color: #fff;
	border: none;
	border-radius: 5px;
	font-size: 1rem;
	font-weight: 700;
	cursor: pointer;
	transition: background-color 0.3s ease;
}

.contact-form__button:hover {
	background-color: #1a75ff;
}

.contact-form__success-message {
	display: none; /* Hidden by default */
	text-align: center;
	padding: 20px;
	border: 1px solid #28a745;
	background-color: #e9f7ec;
	color: #155724;
	border-radius: 5px;
	align-items: center;
	justify-content: center;
	gap: 10px;
}
.contact-form__success-message.is-visible {
	display: flex;
}

@media (min-width: 1024px) {
	.contact {
		padding: 100px 0;
	}
	.contact__container {
		grid-template-columns: 1fr 1fr;
		gap: 60px;
	}
}

/* COOKIE POPUP */
.cookie-popup {
	position: fixed;
	bottom: 0;
	left: 0;
	width: 100%;
	background-color: var(--primary-text-color);
	color: var(--background-color);
	padding: 20px;
	box-shadow: 0 -5px 20px rgba(0, 0, 0, 0.1);

	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	text-align: center;
	gap: 15px;

	transform: translateY(150%);
	transition: transform 0.5s ease-in-out;
	z-index: 1000;
}

.cookie-popup.is-shown {
	transform: translateY(0);
}

.cookie-popup__text {
	font-size: 0.9rem;
	max-width: 600px;
}

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

.cookie-popup__text a:hover {
	color: var(--accent-color);
}

.cookie-popup__button {
	background-color: var(--accent-color);
	color: #fff;
	border: none;
	border-radius: 5px;
	padding: 10px 25px;
	font-weight: 700;
	cursor: pointer;
	transition: background-color 0.3s ease;
	flex-shrink: 0;
}

.cookie-popup__button:hover {
	background-color: #1a75ff;
}

@media (min-width: 768px) {
	.cookie-popup {
		flex-direction: row;
		justify-content: space-between;
		padding: 20px 40px;
		text-align: left;
	}
}

/* ========================================= */
/* STYLES FOR STATIC POLICY PAGES            */
/* ========================================= */

.pages {
	padding: 100px 0;
	background-color: var(--background-color);
}

.pages .container {
	max-width: 800px; /* Ограничиваем ширину для лучшей читаемости */
}

.pages h1 {
	font-size: 1.5rem; /* 40px */
	font-family: var(--font-primary);
	margin-bottom: 30px;
	border-bottom: 2px solid var(--border-color);
	padding-bottom: 15px;
}

.pages h2 {
	font-size: 1.5rem; /* 28px */
	font-family: var(--font-primary);
	margin-top: 40px;
	margin-bottom: 20px;
}

.pages p {
	font-size: 1rem;
	line-height: 1.8;
	color: var(--secondary-text-color);
	margin-bottom: 20px;
}

.pages ul,
.pages ol {
	list-style-position: inside;
	margin-bottom: 20px;
	padding-left: 20px;
	color: var(--secondary-text-color);
}

.pages li {
	margin-bottom: 10px;
	line-height: 1.8;
}

.pages a {
	color: var(--accent-color);
	text-decoration: underline;
	font-weight: 700;
}

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

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