/* === GLOBAL STYLES & VARIABLES === */
:root {
	--color-rich-black: #0b0c10;
	--color-gunmetal: #1f2833;
	--color-silver: #c5c6c7;
	--color-steel-teal: #45a29e;
	--color-turquoise: #66fcf1;

	--font-primary: 'Roboto', sans-serif;
	--font-secondary: 'Exo 2', sans-serif;

	--header-height: 70px;
}

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

html {
	scroll-behavior: smooth;
}

body {
	font-family: var(--font-primary);
	font-size: 16px;
	line-height: 1.6;
	color: var(--color-silver);
	background-color: var(--color-rich-black);
	-webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
h4,
h5,
h6 {
	font-family: var(--font-secondary);
	color: var(--color-turquoise);
	line-height: 1.2;
}

ul {
	list-style: none;
}

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

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

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

/* === HEADER === */
.header {
	position: fixed;
	top: 0;
	left: 0;
	width: 100%;
	height: var(--header-height);
	background-color: rgba(11, 12, 16, 0.8);
	backdrop-filter: blur(10px);
	z-index: 100;
	border-bottom: 1px solid var(--color-gunmetal);
}

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

.logo {
	display: flex;
	align-items: center;
	gap: 10px;
	font-family: var(--font-secondary);
	font-size: 24px;
	font-weight: 700;
	color: var(--color-turquoise);
}

.logo__img {
	width: 30px;
	height: 30px;
}

/* === NAVIGATION === */
.nav__list {
	display: flex;
	align-items: center;
	gap: 25px;
}

.nav__link {
	font-weight: 500;
	color: var(--color-silver);
	padding: 5px 0;
	position: relative;
}

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

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

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

.nav__link--cta {
	background-color: var(--color-turquoise);
	color: var(--color-rich-black);
	padding: 8px 20px;
	border-radius: 5px;
	transition: background-color 0.3s ease, color 0.3s ease;
}

.nav__link--cta:hover {
	background-color: var(--color-steel-teal);
	color: var(--color-rich-black);
}
.nav__link--cta:hover::after {
	width: 0;
}

/* === MOBILE MENU & BURGER === */
.header__burger {
	display: none;
	background: none;
	border: none;
	color: var(--color-turquoise);
	cursor: pointer;
}

@media (max-width: 768px) {
	.header__nav {
		position: fixed;
		top: var(--header-height);
		left: -100%;
		width: 100%;
		height: calc(100vh - var(--header-height));
		background-color: var(--color-rich-black);
		transition: left 0.4s ease;
		padding: 40px 20px;
	}

	.header__nav.nav--active {
		left: 0;
	}

	.nav__list {
		flex-direction: column;
		gap: 30px;
		align-items: center;
	}

	.nav__link {
		font-size: 20px;
	}

	.header__burger {
		display: block;
	}
}

/* === FOOTER === */
.footer {
	background-color: var(--color-gunmetal);
	padding: 60px 0 20px;
	border-top: 2px solid var(--color-turquoise);
}

.footer__container {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
	gap: 40px;
	margin-bottom: 40px;
}

.footer__column--brand {
	display: flex;
	flex-direction: column;
	gap: 15px;
}

.footer__tagline {
	font-size: 14px;
	color: var(--color-silver);
}

.footer__title {
	font-size: 18px;
	margin-bottom: 15px;
	color: var(--color-turquoise);
}

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

.footer__link:hover {
	color: var(--color-turquoise);
	text-decoration: underline;
}

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

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

.footer__icon {
	width: 18px;
	height: 18px;
	color: var(--color-steel-teal);
}

.footer__bottom {
	text-align: center;
	padding-top: 20px;
	border-top: 1px solid #3a4a5a;
	font-size: 14px;
	color: var(--color-silver);
}

/* === BUTTON (Global) === */
.button {
	display: inline-block;
	background-color: var(--color-turquoise);
	color: var(--color-rich-black);
	padding: 12px 30px;
	border-radius: 5px;
	font-family: var(--font-secondary);
	font-weight: 700;
	text-transform: uppercase;
	letter-spacing: 1px;
	transition: transform 0.3s ease, background-color 0.3s ease;
	border: 2px solid var(--color-turquoise);
}

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

/* === HERO SECTION === */
.hero {
	position: relative;
	display: flex;
	align-items: center;
	justify-content: center;
	height: 100vh;
	min-height: 600px;
	padding-top: var(--header-height);
	text-align: center;
	overflow: hidden;
}

.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-size: 3rem;
	max-width: 800px;
	margin-bottom: 20px;
	line-height: 1.2;
}

.hero__subtitle {
	font-size: 1.25rem;
	max-width: 650px;
	margin-bottom: 30px;
	color: var(--color-silver);
	opacity: 0.9;
}

/* Responsive for Hero */
@media (max-width: 768px) {
	.hero__title {
		font-size: 2.5rem;
	}
	.hero__subtitle {
		font-size: 1.1rem;
	}
}

@media (max-width: 480px) {
	.hero__title {
		font-size: 2rem;
	}
}

/* === CONCEPTS SECTION === */
.concepts {
	padding: 80px 0;
	background-color: var(
		--color-rich-black
	); /* A tiny bit different to stand out if needed, or keep the same */
}

.concepts__title {
	text-align: center;
	font-size: 2.5rem;
	margin-bottom: 50px;
}

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

.concepts__card {
	background-color: var(--color-gunmetal);
	padding: 30px;
	border-radius: 10px;
	border: 1px solid transparent;
	transition: transform 0.3s ease, border-color 0.3s ease;
	display: flex;
	flex-direction: column;
	align-items: center;
	text-align: center;
}

.concepts__card:hover {
	transform: translateY(-10px);
	border-color: var(--color-turquoise);
}

.concepts__card-icon {
	margin-bottom: 20px;
	color: var(--color-turquoise);
}

.concepts__card-icon svg {
	width: 48px;
	height: 48px;
}

.concepts__card-title {
	font-size: 1.5rem;
	color: var(--color-silver);
	margin-bottom: 15px;
}

.concepts__card-description {
	font-size: 1rem;
	color: var(--color-silver);
	opacity: 0.8;
}

@media (max-width: 768px) {
	.concepts {
		padding: 60px 0;
	}
	.concepts__title {
		font-size: 2rem;
	}
}

/* === TECH SECTION === */
.tech {
	padding: 80px 0;
	background-color: var(--color-gunmetal);
}

.tech__title {
	text-align: center;
	font-size: 2.5rem;
	margin-bottom: 50px;
}

.tech__tabs-nav {
	display: flex;
	justify-content: center;
	flex-wrap: wrap;
	gap: 15px;
	margin-bottom: 40px;
}

.tech__tab-btn {
	padding: 10px 25px;
	font-family: var(--font-secondary);
	font-size: 1rem;
	font-weight: 600;
	color: var(--color-silver);
	background-color: transparent;
	border: 2px solid var(--color-steel-teal);
	border-radius: 50px;
	cursor: pointer;
	transition: all 0.3s ease;
}

.tech__tab-btn:hover {
	background-color: var(--color-steel-teal);
	color: var(--color-rich-black);
}

.tech__tab-btn--active {
	background-color: var(--color-turquoise);
	border-color: var(--color-turquoise);
	color: var(--color-rich-black);
}

.tech__tab-panel {
	display: none;
	grid-template-columns: 1fr 1.2fr;
	align-items: center;
	gap: 50px;
	animation: fadeIn 0.5s ease-in-out;
}

.tech__tab-panel--active {
	display: grid;
}

@keyframes fadeIn {
	from {
		opacity: 0;
		transform: translateY(10px);
	}
	to {
		opacity: 1;
		transform: translateY(0);
	}
}

.tech__panel-image img {
	border-radius: 10px;
}

.tech__panel-title {
	font-size: 2rem;
	margin-bottom: 15px;
}

.tech__panel-description {
	margin-bottom: 25px;
	opacity: 0.9;
}

.tech__panel-list {
	display: flex;
	flex-direction: column;
	gap: 15px;
}

.tech__panel-list li {
	display: flex;
	align-items: center;
	gap: 10px;
}

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

/* Responsive for Tech Section */
@media (max-width: 992px) {
	.tech__tab-panel {
		grid-template-columns: 1fr;
	}
	.tech__panel-image {
		margin-bottom: 30px;
	}
}

@media (max-width: 768px) {
	.tech {
		padding: 60px 0;
	}
	.tech__title {
		font-size: 2rem;
	}
	.tech__panel-title {
		font-size: 1.75rem;
	}
}

/* === CASES SECTION === */
.cases {
	padding: 80px 0;
}

.cases__title {
	text-align: center;
	font-size: 2.5rem;
	margin-bottom: 60px;
}

.cases__wrapper {
	display: flex;
	flex-direction: column;
	gap: 60px;
}

.cases__item {
	display: grid;
	grid-template-columns: 1fr 1.2fr;
	gap: 50px;
	align-items: center;
}

.cases__item--reversed {
	grid-template-columns: 1.2fr 1fr;
}

.cases__item--reversed .cases__item-image {
	grid-column: 2 / 3;
	grid-row: 1 / 2;
}

.cases__item--reversed .cases__item-content {
	grid-column: 1 / 2;
	grid-row: 1 / 2;
}

.cases__item-image img {
	border-radius: 10px;
	width: 100%;
	height: 100%;
	object-fit: cover;
}

.cases__item-tag {
	display: inline-block;
	padding: 5px 15px;
	background-color: var(--color-steel-teal);
	color: var(--color-rich-black);
	border-radius: 50px;
	font-family: var(--font-secondary);
	font-weight: 700;
	margin-bottom: 15px;
	font-size: 0.9rem;
}

.cases__item-title {
	font-size: 2rem;
	margin-bottom: 15px;
	color: var(--color-turquoise);
}

.cases__item-description {
	opacity: 0.9;
}

/* Responsive for Cases Section */
@media (max-width: 992px) {
	.cases__item,
	.cases__item--reversed {
		grid-template-columns: 1fr;
		gap: 30px;
	}

	.cases__item--reversed .cases__item-image,
	.cases__item--reversed .cases__item-content {
		grid-column: auto;
		grid-row: auto;
	}
}

@media (max-width: 768px) {
	.cases {
		padding: 60px 0;
	}
	.cases__title {
		font-size: 2rem;
		margin-bottom: 40px;
	}
	.cases__item-title {
		font-size: 1.75rem;
	}
}

/* === FAQ SECTION === */
.faq {
	padding: 80px 0;
	background-color: var(--color-gunmetal);
}

.faq__title {
	text-align: center;
	font-size: 2.5rem;
	margin-bottom: 50px;
}

.faq__accordion {
	max-width: 800px;
	margin: 0 auto;
	border-top: 1px solid var(--color-steel-teal);
}

.faq__item {
	border-bottom: 1px solid var(--color-steel-teal);
}

.faq__question {
	width: 100%;
	background: none;
	border: none;
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding: 20px 0;
	cursor: pointer;
	text-align: left;
}

.faq__question span {
	font-family: var(--font-secondary);
	font-size: 1.25rem;
	font-weight: 600;
	color: var(--color-silver);
	padding-right: 15px;
}

.faq__icon {
	color: var(--color-turquoise);
	transition: transform 0.3s ease;
	flex-shrink: 0;
}

.faq__answer {
	max-height: 0;
	overflow: hidden;
	transition: max-height 0.4s ease, padding 0.4s ease;
}

.faq__answer p {
	padding-bottom: 20px;
	opacity: 0.9;
	line-height: 1.7;
}

/* Active state for accordion */
.faq__item--active .faq__answer {
	max-height: 200px; /* Should be larger than any possible answer height */
}

.faq__item--active .faq__icon {
	transform: rotate(180deg);
}

@media (max-width: 768px) {
	.faq {
		padding: 60px 0;
	}
	.faq__title {
		font-size: 2rem;
	}
	.faq__question span {
		font-size: 1.1rem;
	}
}

/* === CONTACT SECTION === */
.contact {
	padding: 80px 0;
}

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

.contact__title {
	font-size: 2.5rem;
	margin-bottom: 20px;
}

.contact__description {
	font-size: 1.1rem;
	opacity: 0.9;
	max-width: 450px;
}

.contact__form-wrapper {
	background-color: var(--color-gunmetal);
	padding: 40px;
	border-radius: 10px;
}

.contact__form-group {
	margin-bottom: 20px;
}

.contact__form-label {
	display: block;
	margin-bottom: 8px;
	font-size: 0.9rem;
	color: var(--color-silver);
}

.contact__form-input {
	width: 100%;
	padding: 12px;
	background-color: var(--color-rich-black);
	border: 1px solid var(--color-steel-teal);
	border-radius: 5px;
	color: var(--color-silver);
	font-size: 1rem;
	transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.contact__form-input:focus {
	outline: none;
	border-color: var(--color-turquoise);
	box-shadow: 0 0 0 3px rgba(102, 252, 241, 0.2);
}

.contact__form-group--checkbox {
	display: flex;
	align-items: flex-start;
	gap: 10px;
	margin-top: 25px;
}

.contact__form-checkbox {
	margin-top: 5px;
	flex-shrink: 0;
}

.contact__form-checkbox-label {
	font-size: 0.9rem;
	opacity: 0.8;
}

.contact__form-checkbox-label a {
	color: var(--color-turquoise);
	text-decoration: underline;
}
.contact__form-checkbox-label a:hover {
	text-decoration: none;
}

.contact__form-button {
	width: 100%;
	margin-top: 20px;
}

.contact__success-message {
	display: none; /* Hidden by default */
	text-align: center;
	animation: fadeIn 0.5s ease-in-out;
}

.contact__success-message.is-visible {
	display: block;
}

.contact__success-title {
	color: var(--color-turquoise);
	font-size: 1.75rem;
	margin-bottom: 10px;
}

@media (max-width: 992px) {
	.contact__container {
		grid-template-columns: 1fr;
	}
	.contact__text-content {
		text-align: center;
		margin-bottom: 40px;
	}
	.contact__description {
		margin: 0 auto;
	}
}

/* === COOKIE POP-UP === */
.cookie-popup {
	position: fixed;
	bottom: 0;
	left: 0;
	width: 100%;
	background-color: var(--color-gunmetal);
	padding: 20px;
	z-index: 200;
	border-top: 1px solid var(--color-steel-teal);
	transform: translateY(100%);
	transition: transform 0.5s ease-in-out;
	display: none; /* Use JS to show */
}

.cookie-popup.is-visible {
	display: block;
	transform: translateY(0);
}

.cookie-popup__content {
	display: flex;
	justify-content: space-between;
	align-items: center;
	max-width: 1200px;
	margin: 0 auto;
	gap: 20px;
}

.cookie-popup__text {
	color: var(--color-silver);
}

.cookie-popup__link {
	color: var(--color-turquoise);
	text-decoration: underline;
}

.cookie-popup__button {
	background-color: var(--color-turquoise);
	color: var(--color-rich-black);
	padding: 8px 20px;
	border: none;
	border-radius: 5px;
	cursor: pointer;
	font-weight: 600;
	white-space: nowrap;
	transition: background-color 0.3s;
}

.cookie-popup__button:hover {
	background-color: var(--color-steel-teal);
}

@media (max-width: 768px) {
	.cookie-popup__content {
		flex-direction: column;
		text-align: center;
	}
}

/* === STYLES FOR POLICY PAGES === */
.pages {
	padding: calc(var(--header-height) + 60px) 0 60px;
	min-height: 100vh;
}

.pages h1,
.pages h2 {
	color: var(--color-turquoise);
}

.pages h1 {
	font-size: 1.75rem;
	margin-bottom: 30px;
}

.pages h2 {
	font-size: 1.5rem;
	margin-top: 40px;
	margin-bottom: 20px;
}

.pages p {
	margin-bottom: 20px;
	line-height: 1.7;
	color: var(--color-silver);
	opacity: 0.9;
}

.pages ul {
	list-style: disc;
	padding-left: 20px;
	margin-bottom: 20px;
}

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

.pages a {
	color: var(--color-turquoise);
	text-decoration: underline;
}

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

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