/* ==================== GLOBAL STYLES ==================== */
:root {
	--header-height: 4.5rem;

	/* Colors */
	--primary-color: #0057ff;
	--primary-color-alt: #0045cc;
	--text-color: #212529;
	--text-color-light: #6c757d;
	--body-color: #f8f9fa;
	--container-color: #ffffff;
	--border-color: #dee2e6;

	/* Fonts */
	--body-font: 'Roboto', sans-serif;
	--title-font: 'Montserrat', sans-serif;
	--biggest-font-size: 2.5rem;
	--h1-font-size: 2.25rem;
	--h2-font-size: 1.5rem;
	--h3-font-size: 1.25rem;
	--normal-font-size: 1rem;
	--small-font-size: 0.875rem;

	/* Font weight */
	--font-normal: 400;
	--font-medium: 500;
	--font-semibold: 600;
	--font-bold: 700;

	/* Margins & Paddings */
	--mb-0-5: 0.5rem;
	--mb-1: 1rem;
	--mb-1-5: 1.5rem;
	--mb-2: 2rem;

	/* z-index */
	--z-tooltip: 10;
	--z-fixed: 100;
}

/* Base */
* {
	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(--body-color);
	color: var(--text-color);
	transition: background-color 0.3s;
}

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

ul {
	list-style: none;
}

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

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

/* Reusable CSS classes */
.container {
	position: relative;
	max-width: 1140px;
	margin-left: auto;
	margin-right: auto;
	padding-left: 1rem;
	padding-right: 1rem;
}

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

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

.logo {
	display: inline-flex;
	align-items: center;
	gap: 0.5rem;
	font-family: var(--title-font);
	font-weight: var(--font-bold);
	color: var(--primary-color);
	font-size: 1.25rem;
	transition: color 0.3s;
}

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

.nav__list {
	display: flex;
	gap: 2rem;
}

.nav__link {
	font-weight: var(--font-medium);
	color: var(--text-color);
	position: relative;
	transition: color 0.3s;
}

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

.nav__link::after {
	content: '';
	position: absolute;
	bottom: -5px;
	left: 0;
	width: 100%;
	height: 2px;
	background-color: var(--primary-color);
	transform: scaleX(0);
	transform-origin: right;
	transition: transform 0.4s cubic-bezier(0.19, 1, 0.22, 1);
}

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

.burger {
	display: none;
	cursor: pointer;
	background: none;
	border: none;
	width: 24px;
	height: 18px;
	position: relative;
}

.burger__line {
	display: block;
	width: 100%;
	height: 2px;
	background-color: var(--text-color);
	position: absolute;
	left: 0;
	transition: all 0.3s ease-in-out;
}

.burger__line:nth-child(1) {
	top: 0;
}
.burger__line:nth-child(2) {
	top: 50%;
	transform: translateY(-50%);
}
.burger__line:nth-child(3) {
	bottom: 0;
}

/* ==================== FOOTER ==================== */
.footer {
	background-color: #15191d;
	color: var(--body-color);
	padding-top: 4rem;
}

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

.footer__column--main .logo {
	color: var(--container-color);
	font-size: 1.5rem;
}
.footer__tagline {
	margin-top: var(--mb-1);
	color: var(--text-color-light);
	max-width: 250px;
}

.footer__title {
	font-size: var(--h3-font-size);
	margin-bottom: var(--mb-1-5);
	color: var(--container-color);
}

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

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

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

.footer__list--contacts {
	gap: 1rem;
}

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

.footer__list--contacts i {
	flex-shrink: 0;
	margin-top: 2px;
	color: var(--primary-color);
}

.footer__bottom {
	border-top: 1px solid #343a40;
	padding: 1.5rem 0;
}

.footer__bottom-container {
	text-align: center;
	color: var(--text-color-light);
	font-size: var(--small-font-size);
}

/* ==================== MEDIA QUERIES ==================== */
@media screen and (max-width: 992px) {
	.nav {
		position: fixed;
		top: 0;
		right: -100%;
		width: 60%;
		height: 100vh;
		background-color: var(--container-color);
		box-shadow: -2px 0 10px rgba(0, 0, 0, 0.1);
		padding: 4rem 2rem;
		transition: right 0.4s cubic-bezier(0.19, 1, 0.22, 1);
	}

	.nav.is-active {
		right: 0;
	}

	.nav__list {
		flex-direction: column;
		gap: 2.5rem;
	}

	.nav__link {
		font-size: var(--h3-font-size);
	}

	.burger {
		display: block;
		z-index: var(--z-fixed);
	}

	.burger.is-active .burger__line:nth-child(1) {
		transform: rotate(45deg) translate(5px, 6px);
	}
	.burger.is-active .burger__line:nth-child(2) {
		opacity: 0;
	}
	.burger.is-active .burger__line:nth-child(3) {
		transform: rotate(-45deg) translate(5px, -6px);
	}
}

/* ==================== BUTTONS ==================== */
.button {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 0.5rem;
	background-color: var(--primary-color);
	color: var(--container-color);
	padding: 1rem 1.75rem;
	border-radius: 0.5rem;
	font-weight: var(--font-medium);
	font-family: var(--title-font);
	transition: background-color 0.3s, transform 0.3s;
	border: none;
	cursor: pointer;
}

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

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

/* ==================== HERO ==================== */
.hero {
	padding-top: var(--header-height);
	background-color: var(--container-color);
	overflow: hidden;
}

.hero__container {
	min-height: calc(100vh - var(--header-height));
	display: grid;
	align-items: center;
	grid-template-columns: 1fr;
	gap: 2rem;
}

.hero__content {
	text-align: center;
}

.hero__title {
	font-size: var(--biggest-font-size);
	line-height: 1.2;
	margin-bottom: var(--mb-1-5);
}

.hero__description {
	max-width: 600px;
	margin: 0 auto var(--mb-2);
	color: var(--text-color-light);
	font-size: 1.125rem;
	line-height: 1.6;
}

.hero__visual {
	display: flex;
	justify-content: center;
	align-items: center;
	position: relative;
	min-height: 300px;
}

#particle-sphere {
	max-width: 100%;
	cursor: grab;
}

/* Medium devices - For Desktop layout */
@media screen and (min-width: 992px) {
	.hero__container {
		grid-template-columns: repeat(2, 1fr);
		gap: 3rem;
		min-height: 650px;
	}

	.hero__content {
		text-align: left;
	}

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

/* Large devices */
@media screen and (min-width: 1200px) {
	.hero__title {
		font-size: 3.5rem;
	}
}

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

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

.section__title {
	font-size: var(--h1-font-size);
	margin-bottom: var(--mb-1);
}

.section__subtitle {
	font-size: 1.125rem;
	color: var(--text-color-light);
	max-width: 700px;
	margin: 0 auto;
	line-height: 1.6;
}

/* ==================== ANALYTICS ==================== */
.analytics__grid {
	display: grid;
	gap: 2rem;
	grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.analytics-card {
	background-color: var(--container-color);
	border: 1px solid var(--border-color);
	border-radius: 0.75rem;
	padding: 2rem;
	text-align: center;
	box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
	transition: transform 0.3s, box-shadow 0.3s;
}

.analytics-card:hover {
	transform: translateY(-8px);
	box-shadow: 0 10px 20px rgba(0, 0, 0, 0.08);
}

.analytics-card__icon {
	display: inline-flex;
	padding: 1rem;
	background-color: #e6f0ff;
	border-radius: 50%;
	margin-bottom: var(--mb-1-5);
}

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

.analytics-card__title {
	font-size: var(--h3-font-size);
	margin-bottom: var(--mb-0-5);
}

.analytics-card__description {
	color: var(--text-color-light);
	line-height: 1.6;
}

/* ==================== STRATEGY ==================== */
.section--white {
	background-color: var(--container-color);
}

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

@media screen and (min-width: 992px) {
	.strategy__container {
		grid-template-columns: repeat(2, 1fr);
	}
}

.strategy__visual {
	border-radius: 0.75rem;
	overflow: hidden;
}

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

.section__header--left {
	text-align: left;
}

.section__header--left .section__subtitle {
	margin-left: 0;
	margin-right: 0;
}

.strategy-steps {
	position: relative;
	padding-left: 2.5rem;
	margin-top: 2rem;
}

/* The timeline vertical line */
.strategy-steps::before {
	content: '';
	position: absolute;
	left: 10px;
	top: 10px;
	bottom: 10px;
	width: 2px;
	background-color: var(--border-color);
}

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

.strategy-step:last-child {
	margin-bottom: 0;
}

/* The circle on the timeline */
.strategy-step::before {
	content: '';
	position: absolute;
	left: -2.5rem;
	top: 5px;
	width: 22px;
	height: 22px;
	border-radius: 50%;
	background-color: var(--body-color);
	border: 3px solid var(--primary-color);
}

.strategy-step__title {
	font-size: var(--h3-font-size);
	margin-bottom: var(--mb-0-5);
}

.strategy-step__description {
	color: var(--text-color-light);
	line-height: 1.6;
}

/* ==================== CASES (SWIPER) ==================== */
.cases-slider {
	position: relative;
	padding: 0 1rem; /* Add some padding for nav buttons */
}

.case-card {
	background-color: var(--container-color);
	border-radius: 0.75rem;
	overflow: hidden;
	border: 1px solid var(--border-color);
	box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
	height: 100%;
	display: flex;
	flex-direction: column;
}

.case-card__img {
	width: 100%;
	height: 200px;
	object-fit: cover;
}

.case-card__content {
	padding: 1.5rem;
	flex-grow: 1;
	display: flex;
	flex-direction: column;
}

.case-card__title {
	font-size: var(--h3-font-size);
	margin-bottom: var(--mb-1);
}

.case-card__text {
	font-size: var(--small-font-size);
	color: var(--text-color-light);
	line-height: 1.6;
	margin-bottom: var(--mb-0-5);
}

.case-card__result {
	margin-top: auto; /* Pushes result to the bottom */
	padding-top: var(--mb-1);
	display: flex;
	align-items: center;
	gap: 0.5rem;
	font-weight: var(--font-semibold);
	color: var(--primary-color);
}

.case-card__result i {
	width: 20px;
	height: 20px;
}

/* Swiper custom styles */
:root {
	--swiper-theme-color: var(--primary-color);
	--swiper-navigation-size: 24px;
}

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

.swiper-button-next,
.swiper-button-prev {
	width: 48px;
	height: 48px;
	background-color: var(--container-color);
	border-radius: 50%;
	box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
	color: var(--primary-color) !important; /* Override default color */
	transition: background-color 0.3s, color 0.3s;
}

.swiper-button-next:hover,
.swiper-button-prev:hover {
	background-color: var(--primary-color);
	color: var(--container-color) !important;
}

/* Position nav buttons outside on larger screens */
@media screen and (min-width: 768px) {
	.cases-slider {
		padding: 0 3rem;
	}
	.swiper-button-prev {
		left: 0;
	}
	.swiper-button-next {
		right: 0;
	}
}

/* ==================== BLOG ==================== */
.blog__grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
	gap: 2rem;
}

.blog-card {
	background-color: var(--container-color);
	border-radius: 0.75rem;
	border: 1px solid var(--border-color);
	overflow: hidden;
	box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
	transition: transform 0.3s, box-shadow 0.3s;
	display: flex;
	flex-direction: column;
}

.blog-card:hover {
	transform: translateY(-8px);
	box-shadow: 0 10px 20px rgba(0, 0, 0, 0.08);
}

.blog-card__image {
	overflow: hidden;
}

.blog-card__image img {
	width: 100%;
	height: 200px;
	object-fit: cover;
	transition: transform 0.4s ease;
}

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

.blog-card__content {
	padding: 1.5rem;
	display: flex;
	flex-direction: column;
	flex-grow: 1;
}

.blog-card__meta {
	display: flex;
	justify-content: space-between;
	align-items: center;
	margin-bottom: var(--mb-1);
	font-size: var(--small-font-size);
}

.blog-card__category {
	background-color: #e6f0ff;
	color: var(--primary-color);
	padding: 0.25rem 0.75rem;
	border-radius: 50px;
	font-weight: var(--font-medium);
}

.blog-card__date {
	color: var(--text-color-light);
}

.blog-card__title {
	font-size: 1.125rem;
	margin-bottom: var(--mb-1);
	flex-grow: 1;
}

.blog-card__title a {
	color: var(--text-color);
	transition: color 0.3s;
}

.blog-card__title a:hover {
	color: var(--primary-color);
}

.blog-card__link {
	display: inline-flex;
	align-items: center;
	gap: 0.25rem;
	color: var(--primary-color);
	font-weight: var(--font-semibold);
	transition: gap 0.3s;
}

.blog-card__link:hover {
	gap: 0.5rem;
}

.blog-card__link i {
	width: 16px;
	height: 16px;
}

/* ==================== CONTACT ==================== */
.contact__container {
	display: grid;
	grid-template-columns: 1fr;
	gap: 3rem;
	margin-top: 2rem;
}

@media screen and (min-width: 992px) {
	.contact__container {
		grid-template-columns: 1fr 1.25fr;
	}
}

.contact__info {
	background: var(--container-color);
	padding: 2rem;
	border-radius: 0.75rem;
	border: 1px solid var(--border-color);
}

.contact__info-title {
	font-size: var(--h3-font-size);
	margin-bottom: var(--mb-1-5);
}
.contact__info-text {
	color: var(--text-color-light);
	margin-bottom: var(--mb-2);
}
.contact__info-list {
	display: flex;
	flex-direction: column;
	gap: 1.5rem;
}
.contact__info-list li {
	display: flex;
	align-items: center;
	gap: 0.75rem;
}
.contact__info-list i {
	color: var(--primary-color);
}
.contact__info-list a {
	font-weight: var(--font-medium);
	transition: color 0.3s;
}
.contact__info-list a:hover {
	color: var(--primary-color);
}

/* Form Styles */
.contact-form {
	width: 100%;
}

.form-group {
	position: relative;
	margin-bottom: 1.5rem;
}

.form-input {
	width: 100%;
	padding: 1rem;
	border: 1px solid var(--border-color);
	border-radius: 0.5rem;
	font-size: var(--normal-font-size);
	font-family: var(--body-font);
	outline: none;
	transition: border-color 0.3s, box-shadow 0.3s;
}

.form-input:focus {
	border-color: var(--primary-color);
	box-shadow: 0 0 0 3px #cce0ff;
}

.form-input::placeholder {
	color: transparent;
}
.form-input:focus::placeholder {
	color: var(--text-color-light);
}

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

/* Floating label effect */
.form-input:focus + .form-label,
.form-input:not(:placeholder-shown) + .form-label {
	top: -0.75rem;
	left: 0.75rem;
	font-size: var(--small-font-size);
	background-color: var(--body-color);
	padding: 0 0.25rem;
	color: var(--primary-color);
}

.form-group--checkbox {
	display: flex;
	align-items: center;
	gap: 0.5rem;
	margin-bottom: 1.5rem;
}

.form-group--checkbox label {
	font-size: var(--small-font-size);
	color: var(--text-color-light);
}
.form-group--checkbox a {
	color: var(--primary-color);
	text-decoration: underline;
}

.contact__button {
	width: 100%;
}

#form-message {
	margin-top: 1rem;
	padding: 1rem;
	border-radius: 0.5rem;
	text-align: center;
	font-weight: var(--font-medium);
	display: none; /* Hidden by default */
}

#form-message.success {
	display: block;
	background-color: #d1e7dd;
	color: #0f5132;
	border: 1px solid #badbcc;
}

#form-message.error {
	display: block;
	background-color: #f8d7da;
	color: #842029;
	border: 1px solid #f5c2c7;
}

/* ==================== COOKIE POPUP ==================== */
.cookie-popup {
	position: fixed;
	bottom: 1.5rem;
	left: 1.5rem;
	right: 1.5rem;
	max-width: 500px;
	background-color: var(--container-color);
	box-shadow: 0 5px 25px rgba(0, 0, 0, 0.15);
	border-radius: 0.75rem;
	padding: 1.5rem;
	z-index: var(--z-fixed);
	transform: translateY(200%);
	opacity: 0;
	transition: transform 0.5s cubic-bezier(0.165, 0.84, 0.44, 1), opacity 0.5s;
}

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

.cookie-popup__content {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 1rem;
}

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

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

.cookie-popup__button {
	padding: 0.5rem 1rem;
	flex-shrink: 0;
}

@media screen and (max-width: 500px) {
	.cookie-popup__content {
		flex-direction: column;
		align-items: flex-start;
	}
	.cookie-popup__button {
		width: 100%;
		margin-top: 0.5rem;
	}
}

/* ==================== GENERIC PAGES (Privacy, Terms etc.) ==================== */
.pages {
	padding-top: calc(var(--header-height) + 3rem);
	padding-bottom: 5rem;
	background-color: var(--container-color);
	min-height: 100vh;
}

.pages h1,
.pages h2 {
	font-family: var(--title-font);
	font-weight: var(--font-bold);
	margin-bottom: var(--mb-1-5);
}

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

.pages h2 {
	font-size: 1.5rem;
	margin-top: var(--mb-2);
}

.pages p {
	line-height: 1.8;
	color: var(--text-color);
	margin-bottom: var(--mb-1-5);
}

.pages ul {
	list-style-type: disc;
	padding-left: 2rem;
	margin-bottom: var(--mb-1-5);
}

.pages li {
	margin-bottom: var(--mb-0-5);
	line-height: 1.8;
}

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

.pages strong {
	font-weight: var(--font-bold);
}