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

/* ==================== CSS VARIABLES ==================== */
:root {
	/* Colors */
	--primary-color: #141c24;
	--accent-color: #4a6cfd;
	--accent-color-hover: #3b56c9;
	--background-color: #f8f9fa;
	--surface-color: #ffffff;
	--muted-color: #6c757d;
	--border-color: #e9ecef;

	/* Typography */
	--font-family-headings: 'Manrope', sans-serif;
	--font-family-body: 'Inter', 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;

	/* Spacing */
	--header-height: 5rem;
	--spacing-unit: 1rem;
}

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

html {
	scroll-behavior: smooth;
}

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

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

ul {
	list-style: none;
}

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

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

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

/* ==================== HEADER ==================== */
.header {
	position: fixed;
	top: 0;
	left: 0;
	width: 100%;
	background-color: rgba(255, 255, 255, 0.8);
	backdrop-filter: blur(10px);
	z-index: 100;
	border-bottom: 1px solid var(--border-color);
	transition: background-color 0.3s;
}

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

.header__logo {
	display: inline-flex;
	align-items: center;
	gap: 0.5rem;
	font-family: var(--font-family-headings);
	font-weight: 700;
	color: var(--primary-color);
	transition: color 0.3s;
}

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

.header__logo span {
	font-size: 1.25rem;
}

.header__list {
	display: flex;
	align-items: center;
	gap: 2rem;
}

.header__link {
	position: relative;
	font-size: var(--normal-font-size);
	font-weight: 500;
	color: var(--primary-color);
	transition: color 0.3s;
}

.header__link::after {
	content: '';
	position: absolute;
	bottom: -5px;
	left: 0;
	width: 0;
	height: 2px;
	background-color: var(--accent-color);
	transition: width 0.3s ease;
}

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

.header__link:hover::after {
	width: 100%;
}

.header__toggle {
	display: none;
	font-size: 1.5rem;
	cursor: pointer;
	background: none;
	border: none;
	color: var(--primary-color);
}

/* ==================== FOOTER ==================== */
.footer {
	background-color: var(--primary-color);
	color: var(--surface-color);
	padding: 4rem 0 2rem;
}

.footer__container {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
	gap: 2rem;
	row-gap: 3rem;
}

.footer__logo {
	display: inline-flex;
	align-items: center;
	gap: 0.5rem;
	font-family: var(--font-family-headings);
	font-weight: 700;
	font-size: 1.25rem;
	margin-bottom: 1rem;
	color: var(--surface-color);
}

.footer__copy {
	font-size: var(--small-font-size);
	color: var(--muted-color);
}

.footer__title {
	font-size: var(--h3-font-size);
	margin-bottom: 1.5rem;
	font-weight: 600;
}

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

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

.footer__link:hover {
	color: var(--accent-color);
	padding-left: 0.5rem;
}

.footer__address {
	font-style: normal;
	display: flex;
	flex-direction: column;
	gap: 0.75rem;
}

.footer__address p {
	color: var(--muted-color);
}

/* ==================== BREAKPOINTS ==================== */
@media screen and (max-width: 768px) {
	.header__nav {
		z-index: 99;
		position: fixed;
		top: 0;
		right: -100%;
		width: 70%;
		height: 100vh;
		background-color: var(--surface-color);
		box-shadow: -2px 0 10px rgba(0, 0, 0, 0.1);
		padding: 4rem 2rem;
		transition: right 0.4s ease;
	}

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

	.header__list {
		flex-direction: column;
		align-items: flex-start;
		gap: 2.5rem;
	}

	.header__toggle {
		position: relative;
		z-index: 100;
		display: block;
	}

	.header__toggle .lucide-x {
		display: none;
	}

	.header__toggle.is-active .lucide-menu {
		display: none;
	}
	.header__toggle.is-active .lucide-x {
		display: block;
	}
}

/* ==================== BUTTONS ==================== */
.button {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 0.5rem;
	background-color: var(--accent-color);
	color: var(--surface-color);
	padding: 0.9rem 1.75rem;
	border-radius: 6px;
	font-weight: 500;
	font-family: var(--font-family-body);
	transition: background-color 0.3s, transform 0.3s;
	border: none;
	cursor: pointer;
}

.button:hover {
	background-color: var(--accent-color-hover);
	transform: translateY(-3px);
}

.button .lucide {
	width: 20px;
	height: 20px;
}

/* ==================== HERO SECTION ==================== */
.hero {
	padding-top: calc(var(--header-height) + 4rem);
	padding-bottom: 4rem;
	background-color: var(--surface-color);
	overflow: hidden; /* Для корректной работы AOS анимаций */
}

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

.hero__title {
	font-size: var(--h1-font-size);
	line-height: 1.2;
	margin-bottom: 1.5rem;
}

.hero__description {
	font-size: 1.125rem;
	color: var(--muted-color);
	margin-bottom: 2.5rem;
	max-width: 500px;
}

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

.hero__image {
	width: 100%;
	max-width: 480px;
	border-radius: 12px;
	object-fit: cover;
}

/* ==================== BREAKPOINTS (Hero & Typography) ==================== */
@media screen and (min-width: 768px) {
	.hero__container {
		grid-template-columns: repeat(2, 1fr);
	}

	:root {
		--h1-font-size: 3rem;
		--h2-font-size: 2.25rem;
	}
}

@media screen and (min-width: 1024px) {
	:root {
		--h1-font-size: 3.5rem;
		--h2-font-size: 2.5rem;
	}

	.hero {
		padding-top: calc(var(--header-height) + 5rem);
		padding-bottom: 5rem;
	}

	.hero__container {
		gap: 5rem;
	}
}

/* ==================== REUSABLE SECTION STYLES ==================== */
.section {
	padding-top: 5rem;
	padding-bottom: 5rem;
}

.section__header {
	text-align: center;
	margin-bottom: 3rem;
}

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

.section__subtitle {
	font-size: 1.125rem;
	color: var(--muted-color);
	max-width: 600px;
	margin: 0 auto;
}

/* ==================== SERVICES SECTION ==================== */
.services {
	background-color: var(--background-color);
}

.services__grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
	gap: 1.5rem;
}

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

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

.services__card-icon {
	display: inline-flex;
	padding: 1rem;
	background-color: #eef2ff; /* Light blue background for icon */
	border-radius: 50%;
	margin-bottom: 1.5rem;
}

.services__card-icon .lucide {
	width: 32px;
	height: 32px;
	color: var(--accent-color);
}

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

.services__card-description {
	color: var(--muted-color);
	font-size: var(--normal-font-size);
	line-height: 1.6;
}

/* ==================== CASES SECTION ==================== */
.cases {
	background-color: var(--surface-color);
}

.cases__container {
	display: grid;
	gap: 4rem;
}

.cases__item {
	display: grid;
	grid-template-columns: 1fr;
	gap: 2rem;
	align-items: center;
}

.cases__image-wrapper {
	border-radius: 12px;
	overflow: hidden;
}

.cases__image {
	width: 100%;
	height: 100%;
	object-fit: cover;
}

.cases__tags {
	display: flex;
	gap: 0.5rem;
	margin-bottom: 1rem;
}

.cases__tag {
	background-color: #eef2ff;
	color: var(--accent-color);
	padding: 0.25rem 0.75rem;
	border-radius: 99px;
	font-size: var(--small-font-size);
	font-weight: 500;
}

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

.cases__description {
	color: var(--muted-color);
	margin-bottom: 2rem;
}

.cases__result {
	display: flex;
	align-items: center;
	gap: 1rem;
	background-color: var(--background-color);
	padding: 1rem;
	border-radius: 8px;
	border-left: 4px solid var(--accent-color);
}

.cases__result .lucide {
	width: 32px;
	height: 32px;
	color: var(--accent-color);
	flex-shrink: 0;
}

.cases__result-text h4 {
	font-family: var(--font-family-headings);
	font-size: 1.125rem;
	color: var(--primary-color);
}

.cases__result-text span {
	font-size: var(--small-font-size);
	color: var(--muted-color);
}

/* ==================== BREAKPOINTS (Cases) ==================== */
@media screen and (min-width: 768px) {
	.cases__item {
		grid-template-columns: repeat(2, 1fr);
		gap: 3rem;
	}

	/* Reverse layout for the second item */
	.cases__item.cases__item--reversed .cases__image-wrapper {
		order: 2;
	}
}

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

.process__container {
	display: grid;
	grid-template-columns: 1fr;
	gap: 2.5rem;
	margin-top: 4rem;
}

.process__step {
	position: relative;
	padding: 2rem;
	padding-left: 3rem;
	background-color: var(--surface-color);
	border-radius: 12px;
	border: 1px solid var(--border-color);
	overflow: hidden;
}

.process__step-number {
	position: absolute;
	top: -1rem;
	left: 0.5rem;
	font-size: 5rem;
	font-weight: 700;
	font-family: var(--font-family-headings);
	color: var(--border-color);
	line-height: 1;
	z-index: 0;
	user-select: none;
	transition: color 0.3s;
}

.process__step:hover .process__step-number {
	color: #eef2ff;
}

.process__step-content {
	position: relative;
	z-index: 1;
}

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

.process__step-description {
	color: var(--muted-color);
}

/* ==================== BREAKPOINTS (Process) ==================== */
@media screen and (min-width: 768px) {
	.process__container {
		grid-template-columns: repeat(2, 1fr);
		gap: 2rem;
	}
}

/* ==================== REUSABLE MODIFIERS ==================== */
/* Left-aligned section header */
.section__header--left {
	text-align: left;
	margin-bottom: 2rem;
}
.section__header--left .section__subtitle {
	margin: 0;
	max-width: none;
}
.section__subtitle--left {
	/* Legacy for current implementation, will unify later */
	font-size: 1.125rem;
	color: var(--muted-color);
	margin: 0;
	max-width: none;
}

/* ==================== ABOUT SECTION ==================== */
.about {
	background-color: var(--surface-color);
}

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

.about__image-wrapper {
	border-radius: 12px;
	overflow: hidden;
}

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

.about__text {
	color: var(--muted-color);
	margin-bottom: 2.5rem;
}

.about__stats {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 1rem;
	padding-top: 1.5rem;
	border-top: 1px solid var(--border-color);
}

.about__stat {
	text-align: center;
	padding: 1rem;
}

.about__stat-number {
	display: block;
	font-size: 1.5rem;
	font-weight: 700;
	font-family: var(--font-family-headings);
	color: var(--accent-color);
}

.about__stat-label {
	font-size: var(--small-font-size);
	color: var(--muted-color);
}

/* ==================== BREAKPOINTS (About) ==================== */
@media screen and (min-width: 768px) {
	.about__container {
		grid-template-columns: repeat(2, 1fr);
		gap: 4rem;
	}
}

/* ==================== CONTACT SECTION ==================== */
.contact {
	background-color: var(--background-color);
}

.contact__container {
	display: grid;
	grid-template-columns: 1fr;
	gap: 3rem;
	margin-top: 4rem;
}

.contact__info-title {
	font-size: var(--h3-font-size);
	margin-bottom: 0.5rem;
}

.contact__info-description {
	color: var(--muted-color);
	margin-bottom: 2.5rem;
}

.contact__info-item {
	display: flex;
	align-items: flex-start;
	gap: 1rem;
}

.contact__info-item:not(:last-child) {
	margin-bottom: 2rem;
}

.contact__info-item .lucide {
	width: 24px;
	height: 24px;
	color: var(--accent-color);
	margin-top: 0.25rem;
}

.contact__info-item h4 {
	font-size: 1.125rem;
	margin-bottom: 0.25rem;
}

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

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

/* Form Styles */
.contact__form {
	background-color: var(--surface-color);
	padding: 2.5rem;
	border-radius: 12px;
	border: 1px solid var(--border-color);
}

.form__group {
	margin-bottom: 1.5rem;
}

.form__label {
	display: block;
	font-weight: 500;
	margin-bottom: 0.5rem;
}

.form__input {
	width: 100%;
	padding: 0.9rem 1rem;
	border-radius: 6px;
	border: 1px solid #ced4da;
	background-color: var(--background-color);
	font-size: var(--normal-font-size);
	font-family: var(--font-family-body);
	transition: border-color 0.3s, box-shadow 0.3s;
}

.form__input:focus {
	outline: none;
	border-color: var(--accent-color);
	box-shadow: 0 0 0 3px rgba(74, 108, 253, 0.2);
}

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

.form__checkbox {
	margin-top: 0.25rem;
	width: 1rem;
	height: 1rem;
}

.form__label--checkbox {
	font-size: var(--small-font-size);
	color: var(--muted-color);
}
.form__label--checkbox a {
	color: var(--accent-color);
	text-decoration: underline;
}

.button--full {
	width: 100%;
}

.form__message {
	font-size: var(--small-font-size);
	margin-top: 1rem;
	padding: 1rem;
	border-radius: 6px;
	text-align: center;
	display: none; /* Hidden by default */
}
.form__message.success {
	background-color: #d1e7dd;
	color: #0f5132;
	display: block;
}
.form__message.error {
	background-color: #f8d7da;
	color: #842029;
	display: block;
}

/* ==================== BREAKPOINTS (Contact) ==================== */
@media screen and (min-width: 992px) {
	.contact__container {
		grid-template-columns: 1fr 1.2fr;
		gap: 5rem;
	}
}

/* ==================== COOKIE POPUP ==================== */
.cookie-popup {
	position: fixed;
	bottom: 1.5rem;
	left: 1.5rem;
	right: 1.5rem;
	max-width: 500px;
	background-color: var(--surface-color);
	padding: 1.5rem;
	border-radius: 12px;
	box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
	border: 1px solid var(--border-color);

	display: flex;
	flex-direction: column;
	align-items: flex-start;
	gap: 1rem;

	z-index: 200;

	/* Initial state for animation */
	opacity: 0;
	transform: translateY(20px);
	visibility: hidden;
	transition: opacity 0.4s, transform 0.4s, visibility 0.4s;
}

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

.cookie-popup__text {
	font-size: var(--small-font-size);
	color: var(--muted-color);
	line-height: 1.5;
}

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

.cookie-popup__button {
	padding: 0.5rem 1.25rem;
	font-size: var(--small-font-size);
}

/* ==================== BREAKPOINTS (Cookie) ==================== */
@media screen and (min-width: 576px) {
	.cookie-popup {
		flex-direction: row;
		align-items: center;
		max-width: 1120px; /* Match container width */
		left: 50%;
		transform: translateX(-50%) translateY(20px);
	}
	.cookie-popup.is-visible {
		transform: translateX(-50%) translateY(0);
	}
}

/* ==================== POLICY & TEXT PAGES ==================== */
.pages {
	padding-top: calc(var(--header-height) + 4rem);
	padding-bottom: 5rem;
	background-color: var(--surface-color);
}

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

.pages h1,
.pages h2 {
	font-family: var(--font-family-headings);
	color: var(--primary-color);
	line-height: 1.3;
}

.pages h1 {
	font-size: 1.8rem;
	margin-bottom: 2rem;
	border-bottom: 1px solid var(--border-color);
	padding-bottom: 1rem;
}

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

.pages p {
	font-family: var(--font-family-body);
	font-size: var(--normal-font-size);
	line-height: 1.7;
	color: var(--muted-color);
	margin-bottom: 1.5rem;
}

.pages ul,
.pages ol {
	padding-left: 1.5rem;
	margin-bottom: 1.5rem;
}

.pages li {
	color: var(--muted-color);
	margin-bottom: 0.75rem;
	padding-left: 0.5rem;
}

.pages ul {
	list-style-type: disc;
}

.pages ol {
	list-style-type: decimal;
}

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

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

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