/* ===== GOOGLE FONTS ===== */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500&family=Poppins:wght@600;700&display=swap');

/* ===== VARIABLES ===== */
:root {
	--header-height: 5rem;

	/* Colors */
	--bg-color: #0a0e1a;
	--bg-light-color: #1a2035;
	--text-color: #f0f4f8;
	--accent-color: #00bfff;
	--text-color-light: #a0aec0;

	/* Fonts */
	--body-font: 'Inter', sans-serif;
	--title-font: 'Poppins', sans-serif;

	--h1-font-size: 2.5rem;
	--h2-font-size: 1.75rem;
	--normal-font-size: 1rem;
	--small-font-size: 0.875rem;

	/* z-index */
	--z-fixed: 100;
}

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

html {
	scroll-behavior: smooth;
}

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

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

ul {
	list-style: none;
}

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

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

/* ===== UTILITY ===== */
.container {
	max-width: 1140px;
	margin-left: auto;
	margin-right: auto;
	padding-left: 1.5rem;
	padding-right: 1.5rem;
}

/* ===== HEADER ===== */
.header {
	width: 100%;
	position: fixed;
	top: 0;
	left: 0;
	z-index: var(--z-fixed);
	background-color: rgba(10, 14, 26, 0.8);
	backdrop-filter: blur(10px);
	transition: background-color 0.3s;
}

.header__container {
	height: var(--header-height);
	display: flex;
	justify-content: space-between;
	align-items: center;
}

.header__logo {
	display: flex;
	align-items: center;
	gap: 0.5rem;
	font-family: var(--title-font);
	font-size: 1.25rem;
	color: var(--text-color);
	transition: color 0.3s;
}

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

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

.header__nav-list {
	display: flex;
	gap: 2.5rem;
}

.header__nav-link {
	font-weight: 500;
	transition: color 0.3s;
	position: relative;
	padding-bottom: 0.25rem;
}

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

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

.header__nav-link:hover::after {
	width: 100%;
}

/* ===== FOOTER ===== */
.footer {
	background-color: var(--bg-light-color);
	padding-top: 4rem;
}

.footer__container {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
	gap: 2.5rem;
	padding-bottom: 4rem;
}

.footer__logo {
	display: flex;
	align-items: center;
	gap: 0.5rem;
	font-family: var(--title-font);
	font-size: 1.25rem;
	margin-bottom: 1rem;
}

.footer__description {
	color: var(--text-color-light);
	font-size: var(--small-font-size);
}

.footer__title {
	font-size: 1.25rem;
	margin-bottom: 1.5rem;
}

.footer__link {
	color: var(--text-color-light);
	transition: color 0.3s, padding-left 0.3s;
	display: inline-block;
	margin-bottom: 0.75rem;
}

.footer__link:hover {
	color: var(--accent-color);
	padding-left: 0.25rem;
}

.footer__list--contacts li {
	display: flex;
	align-items: flex-start;
	gap: 0.75rem;
	color: var(--text-color-light);
	margin-bottom: 0.75rem;
}

.footer__icon {
	flex-shrink: 0;
	margin-top: 0.2rem;
	color: var(--accent-color);
}

.footer__copyright {
	padding: 1.5rem 0;
	border-top: 1px solid rgba(255, 255, 255, 0.1);
	text-align: center;
	font-size: var(--small-font-size);
	color: var(--text-color-light);
}

/* ===== MEDIA QUERIES ===== */
@media screen and (max-width: 768px) {
	.header__nav {
		position: fixed;
		top: 0;
		right: -100%;
		width: 70%;
		height: 100vh;
		background-color: var(--bg-light-color);
		padding: 6rem 2rem 2rem;
		transition: right 0.4s ease;
		z-index: var(--z-fixed);
	}

	.header__nav.show-menu {
		right: 0;
	}

	.header__nav-list {
		flex-direction: column;
		gap: 2rem;
	}

	.header__burger-btn {
		display: block;
		z-index: calc(var(--z-fixed) + 1);
	}
}

/* ===== BUTTONS ===== */
.button {
	display: inline-block;
	background-color: var(--accent-color);
	color: var(--bg-color);
	padding: 1rem 2.5rem;
	border-radius: 5px;
	font-family: var(--title-font);
	font-weight: 600;
	transition: transform 0.3s, box-shadow 0.3s;
}

.button:hover {
	transform: translateY(-3px);
	box-shadow: 0 10px 20px rgba(0, 191, 255, 0.2);
}

/* ===== HERO ===== */
.hero {
	min-height: 100vh;
	display: flex;
	align-items: center;
	padding-top: var(--header-height);
	position: relative;
	overflow: hidden;
}

.hero__container {
	display: grid;
	grid-template-columns: 1fr 1fr;
	align-items: center;
	gap: 3rem;
}

.hero__title {
	font-size: 2.5rem;
	margin-bottom: 1.5rem;
	line-height: 1.3;
	min-height: 160px; /* Резервируем место для 3 строк текста */
}

/* Эффект курсора для пишущей машинки */
.hero__title::after {
	content: '|';
	animation: blink 1s infinite;
	font-weight: 200;
	color: var(--accent-color);
}

@keyframes blink {
	0%,
	100% {
		opacity: 1;
	}
	50% {
		opacity: 0;
	}
}

.hero__description,
.hero__button {
	opacity: 0; /* Изначально скрыты */
	animation: fadeIn 1s ease-in-out forwards;
}

.hero__description {
	max-width: 500px;
	margin-bottom: 2.5rem;
	color: var(--text-color-light);
	animation-delay: 0.5s; /* Появляется с задержкой */
}

.hero__button {
	animation-delay: 1s; /* Появляется с задержкой */
}

@keyframes fadeIn {
	from {
		opacity: 0;
		transform: translateY(20px);
	}
	to {
		opacity: 1;
		transform: translateY(0);
	}
}

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

.hero__image {
	width: 100%;
	animation: float 4s ease-in-out infinite;
}

/* Анимация левитации для изображения */
@keyframes float {
	0% {
		transform: translateY(0px);
	}
	50% {
		transform: translateY(-20px);
	}
	100% {
		transform: translateY(0px);
	}
}

.hero__scroll-down {
	position: absolute;
	bottom: 2rem;
	left: 50%;
	transform: translateX(-50%);
	text-align: center;
	color: var(--text-color-light);
}

.hero__scroll-down a {
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 0.5rem;
	font-size: var(--small-font-size);
	transition: color 0.3s;
}

.hero__scroll-down a:hover {
	color: var(--accent-color);
}

.hero__scroll-down i {
	animation: bounce 2s infinite;
}

@keyframes bounce {
	0%,
	20%,
	50%,
	80%,
	100% {
		transform: translateY(0);
	}
	40% {
		transform: translateY(-10px);
	}
	60% {
		transform: translateY(-5px);
	}
}

/* ===== MEDIA QUERIES (for HERO) ===== */
@media screen and (max-width: 992px) {
	.hero__title {
		font-size: 1.5rem;
		min-height: 128px;
	}
}

@media screen and (max-width: 768px) {
	.hero {
		min-height: auto;
		padding: calc(var(--header-height) + 3rem) 0 4rem;
		text-align: center;
	}
	.hero__container {
		grid-template-columns: 1fr;
		gap: 2rem;
	}
	.hero__content {
		order: 2;
	}
	.hero__image-wrapper {
		order: 1;
	}
	.hero__image {
		max-width: 300px;
	}
	.hero__description {
		margin-left: auto;
		margin-right: auto;
	}
}

/* ===== REUSABLE SECTION STYLES ===== */
.section {
	padding: 6rem 0 4rem;
}

.section-header {
	text-align: center;
	margin-bottom: 4rem;
}

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

.section-header__subtitle {
	max-width: 600px;
	margin: 0 auto;
	color: var(--text-color-light);
}

/* ===== TECHNOLOGIES SECTION ===== */
.tech {
	background-color: var(--bg-light-color);
}

.tech__grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 2rem;
}

.tech-card {
	background-color: var(--bg-color);
	padding: 2.5rem 2rem;
	border-radius: 8px;
	border: 1px solid transparent;
	transition: transform 0.3s, border-color 0.3s;
}

.tech-card:hover {
	transform: translateY(-8px);
	border-color: var(--accent-color);
}

.tech-card__icon {
	width: 60px;
	height: 60px;
	display: flex;
	align-items: center;
	justify-content: center;
	background-color: var(--bg-light-color);
	border-radius: 50%;
	margin-bottom: 1.5rem;
}

.tech-card__icon i {
	width: 32px;
	height: 32px;
	color: var(--accent-color);
}

.tech-card__title {
	font-size: 1.25rem;
	margin-bottom: 0.75rem;
}

.tech-card__description {
	color: var(--text-color-light);
	font-size: var(--small-font-size);
}

/* ===== MEDIA QUERIES (for TECH) ===== */
@media screen and (max-width: 992px) {
	.tech__grid {
		grid-template-columns: repeat(2, 1fr);
	}
}

@media screen and (max-width: 768px) {
	.section {
		padding: 4rem 0 2rem;
	}
	.section-header__title {
		font-size: 1.5rem;
	}
}

@media screen and (max-width: 576px) {
	.tech__grid {
		grid-template-columns: 1fr;
	}
}

/* ===== CASES SECTION ===== */
.cases__tabs {
	display: flex;
	justify-content: center;
	gap: 1rem;
	margin-bottom: 3rem;
	flex-wrap: wrap;
}

.cases__tab-button {
	background: none;
	border: none;
	padding: 0.75rem 1.5rem;
	font-family: var(--title-font);
	font-size: var(--normal-font-size);
	font-weight: 600;
	color: var(--text-color-light);
	cursor: pointer;
	transition: color 0.3s, background-color 0.3s;
	border-radius: 5px;
	border: 1px solid var(--bg-light-color);
}

.cases__tab-button:hover {
	background-color: var(--bg-light-color);
	color: var(--text-color);
}

.cases__tab-button--active {
	background-color: var(--accent-color);
	color: var(--bg-color);
	border-color: var(--accent-color);
}
.cases__tab-button--active:hover {
	background-color: var(--accent-color);
	color: var(--bg-color);
}

.cases__content {
	display: none; /* Скрываем все контентные блоки по умолчанию */
	grid-template-columns: 1fr 1fr;
	align-items: center;
	gap: 3rem;
}

.cases__content--active {
	display: grid; /* Показываем только активный */
}

.cases__image {
	border-radius: 8px;
}

.cases__title {
	font-size: 1.5rem;
	margin-bottom: 1rem;
}

.cases__description {
	color: var(--text-color-light);
	margin-bottom: 1.5rem;
}

.cases__features-list {
	display: flex;
	flex-direction: column;
	gap: 0.75rem;
}

.cases__features-list li {
	display: flex;
	align-items: center;
	gap: 0.75rem;
}

.cases__features-list i {
	color: var(--accent-color);
	width: 20px;
	height: 20px;
	flex-shrink: 0;
}

.cases__cta {
	text-align: center;
	margin-top: 4rem;
}

/* ===== MEDIA QUERIES (for CASES) ===== */
@media screen and (max-width: 768px) {
	.cases__content {
		grid-template-columns: 1fr;
		gap: 2rem;
		text-align: center;
	}
	.cases__image-wrapper {
		order: 1;
	}
	.cases__text-content {
		order: 2;
	}
	.cases__features-list {
		text-align: left; /* Для лучшей читаемости */
	}
}

/* ===== PROCESS SECTION ===== */
.process {
	background-color: var(--bg-light-color);
}

.process__timeline {
	position: relative;
	max-width: 800px;
	margin: 0 auto;
	padding: 2rem 0;
}

/* Вертикальна лінія таймлайну */
.process__timeline::after {
	content: '';
	position: absolute;
	width: 3px;
	background-color: var(--bg-color);
	top: 0;
	bottom: 0;
	left: 50%;
	margin-left: -1.5px;
}

.process__item {
	padding: 1rem 3rem;
	position: relative;
	width: 50%;
}

/* Розташування блоків зліва та справа */
.process__item:nth-child(odd) {
	left: 0;
	text-align: right;
}

.process__item:nth-child(even) {
	left: 50%;
}

/* Іконки на таймлайні */
.process__icon-wrapper {
	position: absolute;
	width: 50px;
	height: 50px;
	right: -25px;
	top: 50%;
	transform: translateY(-50%);
	background-color: var(--accent-color);
	border-radius: 50%;
	display: flex;
	align-items: center;
	justify-content: center;
	z-index: 1;
}

.process__item:nth-child(even) .process__icon-wrapper {
	left: -25px;
}

.process__icon-wrapper i {
	color: var(--bg-color);
	width: 24px;
	height: 24px;
}

.process__content {
	padding: 1.5rem 2rem;
	background-color: var(--bg-color);
	border-radius: 8px;
	position: relative;
}

.process__step {
	color: var(--accent-color);
	font-size: var(--small-font-size);
	font-weight: 600;
	margin-bottom: 0.5rem;
	display: inline-block;
}

.process__title {
	font-size: 1.25rem;
	margin-bottom: 0.5rem;
}

.process__description {
	color: var(--text-color-light);
	font-size: var(--small-font-size);
}

/* ===== MEDIA QUERIES (for PROCESS) ===== */
@media screen and (max-width: 768px) {
	.process__timeline::after {
		left: 25px;
	}

	.process__item {
		width: 100%;
		padding-left: 60px;
		padding-right: 15px;
	}

	.process__item:nth-child(odd),
	.process__item:nth-child(even) {
		left: 0;
		text-align: left;
	}

	.process__icon-wrapper,
	.process__item:nth-child(even) .process__icon-wrapper {
		left: 0;
	}
}

/* ===== BLOG SECTION ===== */
.blog__grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 2rem;
}

.blog-card {
	background-color: var(--bg-light-color);
	border-radius: 8px;
	overflow: hidden;
	transition: transform 0.3s, box-shadow 0.3s;
	display: flex;
	flex-direction: column;
}

.blog-card:hover {
	transform: translateY(-10px);
	box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
}

.blog-card__link {
	display: flex;
	flex-direction: column;
	height: 100%;
}

.blog-card__image-wrapper {
	height: 200px;
	overflow: hidden;
}

.blog-card__image {
	width: 100%;
	height: 100%;
	object-fit: cover;
	transition: transform 0.4s;
}

.blog-card:hover .blog-card__image {
	transform: scale(1.05);
}

.blog-card__content {
	padding: 1.5rem;
	display: flex;
	flex-direction: column;
	flex-grow: 1; /* Позволяет футеру карточки прижаться к низу */
}

.blog-card__category {
	color: var(--accent-color);
	font-size: var(--small-font-size);
	font-weight: 600;
	margin-bottom: 0.75rem;
}

.blog-card__title {
	font-size: 1.2rem;
	line-height: 1.4;
	margin-bottom: 0.75rem;
}

.blog-card__excerpt {
	color: var(--text-color-light);
	font-size: var(--small-font-size);
	margin-bottom: 1.5rem;
	flex-grow: 1;
}

.blog-card__read-more {
	color: var(--text-color);
	font-weight: 600;
	display: flex;
	align-items: center;
	gap: 0.5rem;
	transition: color 0.3s, gap 0.3s;
}

.blog-card__read-more i {
	transition: transform 0.3s;
}

.blog-card:hover .blog-card__read-more {
	color: var(--accent-color);
	gap: 0.75rem;
}

.blog-card:hover .blog-card__read-more i {
	transform: translateX(5px);
}

/* ===== MEDIA QUERIES (for BLOG) ===== */
@media screen and (max-width: 992px) {
	.blog__grid {
		grid-template-columns: repeat(2, 1fr);
	}
}

@media screen and (max-width: 576px) {
	.blog__grid {
		grid-template-columns: 1fr;
	}
}

/* ===== CONTACT SECTION ===== */
.contact {
	padding-bottom: 6rem;
}

.contact__wrapper {
	max-width: 700px;
	margin: 0 auto;
}

.contact__form-container {
	background-color: var(--bg-light-color);
	padding: 3rem;
	border-radius: 8px;
	position: relative;
	overflow: hidden;
}

.form__group {
	position: relative;
	margin-bottom: 2rem;
}

.form__input {
	width: 100%;
	padding: 1rem;
	background-color: var(--bg-color);
	border: 1px solid transparent;
	border-radius: 5px;
	color: var(--text-color);
	font-family: var(--body-font);
	font-size: var(--normal-font-size);
	outline: none;
	transition: border-color 0.3s;
}

.form__label {
	position: absolute;
	top: 1rem;
	left: 1rem;
	color: var(--text-color-light);
	pointer-events: none;
	transition: all 0.3s ease;
}

.form__input:focus,
.form__input:not(:placeholder-shown) {
	border-color: var(--accent-color);
}

.form__input:focus + .form__label,
.form__input:not(:placeholder-shown) + .form__label {
	top: -0.75rem;
	left: 0.75rem;
	font-size: var(--small-font-size);
	color: var(--accent-color);
	background-color: var(--bg-light-color);
	padding: 0 0.25rem;
}

.form__group--checkbox {
	display: flex;
	align-items: flex-start;
	gap: 0.75rem;
	margin-bottom: 2.5rem;
}

.form__checkbox {
	margin-top: 0.25rem;
	flex-shrink: 0;
}

.form__checkbox-label {
	font-size: var(--small-font-size);
	color: var(--text-color-light);
}

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

.contact__button {
	width: 100%;
	text-align: center;
	justify-content: center;
}

.success-message {
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	bottom: 0;
	background-color: var(--bg-light-color);
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	text-align: center;
	padding: 2rem;
	opacity: 0;
	visibility: hidden;
	transition: opacity 0.4s, visibility 0.4s;
	z-index: 2;
}

.success-message.show {
	opacity: 1;
	visibility: visible;
}

.success-message i {
	width: 48px;
	height: 48px;
	color: var(--accent-color);
	margin-bottom: 1rem;
}

/* ===== MEDIA QUERIES (for CONTACT) ===== */
@media screen and (max-width: 576px) {
	.contact__form-container {
		padding: 2rem;
	}
}

/* ===== COOKIE POPUP ===== */
.cookie-popup {
	position: fixed;
	bottom: 0;
	left: 0;
	right: 0;
	background-color: var(--bg-light-color);
	padding: 1.5rem 2rem;
	display: flex;
	justify-content: space-between;
	align-items: center;
	gap: 1.5rem;
	z-index: calc(var(--z-fixed) + 10);
	transform: translateY(120%);
	transition: transform 0.5s ease-in-out;
}

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

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

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

.cookie-popup__accept-btn {
	background-color: var(--accent-color);
	color: var(--bg-color);
	border: none;
	padding: 0.75rem 1.5rem;
	border-radius: 5px;
	cursor: pointer;
	font-weight: 600;
	white-space: nowrap;
	transition: background-color 0.3s;
}

.cookie-popup__accept-btn:hover {
	background-color: #00a5d2; /* Трохи темніший відтінок */
}

@media screen and (max-width: 768px) {
	.cookie-popup {
		flex-direction: column;
		text-align: center;
		gap: 1rem;
	}
}

/* ===== GENERIC PAGES STYLING (Privacy, Terms, etc.) ===== */
.pages {
	padding: calc(var(--header-height) + 4rem) 0 6rem;
}

.pages .container {
	max-width: 800px; /* Вужчий контейнер для кращої читабельності */
}

.pages h1,
.pages h2 {
	color: var(--text-color);
	margin-bottom: 1.5rem;
}

.pages h1 {
	font-size: 1.5rem;
	margin-bottom: 2.5rem;
	border-bottom: 2px solid var(--accent-color);
	padding-bottom: 1rem;
}

.pages h2 {
	font-size: 1.5rem;
	margin-top: 3rem;
}

.pages p {
	margin-bottom: 1.5rem;
	color: var(--text-color-light);
	line-height: 1.8;
}

.pages ul {
	list-style-type: disc;
	padding-left: 1.5rem;
	margin-bottom: 1.5rem;
	color: var(--text-color-light);
}

.pages li {
	margin-bottom: 0.75rem;
	line-height: 1.8;
}

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

.pages a:hover {
	color: var(--text-color);
}

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