/* GLOBAL STYLES */
:root {
	--color-background: #ffffff;
	--color-text: #111827;
	--color-primary: #4f46e5;
	--color-primary-hover: #4338ca;
	--color-secondary: #6b7280;
	--color-border: #e5e7eb;
	--color-light-bg: #f3f4f6;

	--font-family-base: 'Inter', sans-serif;
	--font-family-heading: 'Manrope', sans-serif;

	--container-width: 1200px;
	--container-padding: 16px;

	--header-height: 72px;
	--border-radius: 8px;
	--transition-duration: 0.3s;
}

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

html {
	scroll-behavior: smooth;
}

body {
	font-family: var(--font-family-base);
	font-size: 16px;
	line-height: 1.6;
	color: var(--color-text);
	background-color: var(--color-background);
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
}

.container {
	max-width: var(--container-width);
	margin-left: auto;
	margin-right: auto;
	padding-left: var(--container-padding);
	padding-right: var(--container-padding);
}

a {
	color: var(--color-primary);
	text-decoration: none;
	transition: color var(--transition-duration) ease;
}

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

ul {
	list-style: none;
}

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

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

/* HEADER */
.header {
	background-color: var(--color-background);
	height: var(--header-height);
	position: fixed;
	top: 0;
	left: 0;
	width: 100%;
	z-index: 1000;
	border-bottom: 1px solid var(--color-border);
	transition: box-shadow var(--transition-duration) ease;
}

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

.logo {
	display: flex;
	align-items: center;
	gap: 10px;
	color: var(--color-text);
	font-family: var(--font-family-heading);
	font-weight: 700;
	font-size: 22px;
}

.logo__icon {
	transition: transform var(--transition-duration) ease;
}

.logo:hover .logo__icon {
	transform: rotate(15deg);
}

.header__nav {
	display: none;
}

.header__nav-list {
	display: flex;
	align-items: center;
	gap: 32px;
}

.header__nav-link {
	color: var(--color-text);
	font-weight: 500;
	position: relative;
	padding: 8px 0;
}

.header__nav-link::after {
	content: '';
	position: absolute;
	bottom: 0;
	left: 0;
	width: 100%;
	height: 2px;
	background-color: var(--color-primary);
	transform: scaleX(0);
	transform-origin: right;
	transition: transform var(--transition-duration) ease;
}

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

.header__nav-link--button {
	background-color: var(--color-primary);
	color: var(--color-background);
	padding: 10px 20px;
	border-radius: var(--border-radius);
	transition: background-color var(--transition-duration) ease;
}

.header__nav-link--button:hover {
	background-color: var(--color-primary-hover);
	color: var(--color-background);
}

.header__nav-link--button::after {
	display: none;
}

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

/* FOOTER */
.footer {
	background-color: var(--color-light-bg);
	color: var(--color-secondary);
	padding-top: 64px;
	border-top: 1px solid var(--color-border);
}

.footer__container {
	display: grid;
	gap: 48px;
	grid-template-columns: repeat(1, 1fr);
}

.footer__column--about .logo {
	margin-bottom: 16px;
}

.footer__description {
	max-width: 300px;
}

.footer__title {
	color: var(--color-text);
	font-size: 18px;
	margin-bottom: 16px;
}

.footer__list {
	display: flex;
	flex-direction: column;
	gap: 12px;
}

.footer__link {
	color: var(--color-secondary);
}

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

.footer__list--contacts .footer__list-item {
	display: flex;
	align-items: flex-start;
	gap: 12px;
}

.footer__icon {
	width: 18px;
	height: 18px;
	margin-top: 3px;
	flex-shrink: 0;
	color: var(--color-primary);
}

.footer__bottom {
	margin-top: 64px;
	padding: 24px 0;
	border-top: 1px solid var(--color-border);
	text-align: center;
	font-size: 14px;
}

/* MOBILE-FIRST & RESPONSIVE STYLES */

/* Tablet */
@media (min-width: 768px) {
	.footer__container {
		grid-template-columns: repeat(2, 1fr);
	}
}

/* Desktop */
@media (min-width: 1024px) {
	.header__toggle {
		display: none;
	}

	.header__nav {
		display: block;
	}

	.header__nav--mobile {
		display: none;
	}

	.footer__container {
		grid-template-columns: 2fr 1fr 1fr 1.5fr;
	}
}

/* Mobile Menu Overlay */
.header__nav--mobile {
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	position: fixed;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	background-color: rgba(255, 255, 255, 0.98);
	backdrop-filter: blur(5px);
	transform: translateX(100%);
	transition: transform var(--transition-duration) ease-in-out;
	z-index: 999;
}

.header__nav--mobile.is-open {
	transform: translateX(0);
}

.header__nav--mobile .header__nav-list {
	flex-direction: column;
	gap: 32px;
}

.header__nav--mobile .header__nav-link {
	font-size: 24px;
}

.header__nav--mobile .header__toggle {
	position: absolute;
	top: 20px;
	right: 20px;
}

/* Add padding to main to avoid content being hidden by fixed header */
.main {
	padding-top: var(--header-height);
}

/* BUTTONS */
.button {
	display: inline-block;
	font-family: var(--font-family-heading);
	font-weight: 600;
	font-size: 16px;
	padding: 14px 32px;
	border-radius: var(--border-radius);
	text-align: center;
	cursor: pointer;
	transition: transform var(--transition-duration) ease,
		background-color var(--transition-duration) ease;
	border: 2px solid transparent;
}

.button--primary {
	background-color: var(--color-primary);
	color: var(--color-background);
}

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

/* HERO SECTION */
.hero {
	padding: 80px 0;
	background-color: var(--color-background);
	overflow: hidden; /* For animation */
}

.hero__container {
	display: grid;
	gap: 48px;
	align-items: center;
}

.hero__title {
	font-size: 1.5rem;
	line-height: 1.2;
	margin-bottom: 24px;
	font-weight: 700;
}

.hero__description {
	font-size: 18px;
	color: var(--color-secondary);
	margin-bottom: 32px;
	max-width: 550px;
}

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

.hero__image {
	width: 100%;
	max-width: 500px;
	border-radius: var(--border-radius);
	box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

/* Hero Animation */
.hero__content > * {
	opacity: 0;
	transform: translateY(20px);
	transition: opacity 0.5s ease, transform 0.5s ease;
}

.hero__content.is-visible > * {
	opacity: 1;
	transform: translateY(0);
}

/* Staggered delay for animation */
.hero__content.is-visible .hero__title {
	transition-delay: 0.2s;
}
.hero__content.is-visible .hero__description {
	transition-delay: 0.4s;
}
.hero__content.is-visible .button {
	transition-delay: 0.6s;
}

/* Tablet and Desktop */
@media (min-width: 768px) {
	.hero {
		min-height: calc(100vh - var(--header-height));
		display: flex;
		align-items: center;
	}
	.hero__title {
		font-size: 2rem;
	}
}

@media (min-width: 1024px) {
	.hero__container {
		grid-template-columns: 1fr 1fr;
		gap: 64px;
	}
}

/* SECTION HEADER */
.section-header {
	text-align: center;
	margin-bottom: 64px;
}

.section-header__title {
	font-size: 32px;
	margin-bottom: 16px;
}

.section-header__subtitle {
	font-size: 18px;
	color: var(--color-secondary);
	max-width: 700px;
	margin-left: auto;
	margin-right: auto;
}

/* SERVICES SECTION */
.services {
	padding: 80px 0;
	background-color: var(--color-light-bg);
}

.services__grid {
	display: grid;
	gap: 32px;
	grid-template-columns: 1fr;
}

.service-card {
	background-color: var(--color-background);
	padding: 40px;
	border-radius: var(--border-radius);
	border: 1px solid var(--color-border);
	text-align: center;
	transition: transform var(--transition-duration) ease,
		box-shadow var(--transition-duration) ease;
}

.service-card:hover {
	transform: translateY(-8px);
	box-shadow: 0 10px 30px rgba(0, 0, 0, 0.07);
}

.service-card__icon-wrapper {
	width: 64px;
	height: 64px;
	margin: 0 auto 24px;
	background-color: #eef2ff; /* Light Indigo */
	border-radius: 50%;
	display: flex;
	justify-content: center;
	align-items: center;
}

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

.service-card__title {
	font-size: 22px;
	margin-bottom: 12px;
	color: var(--color-text);
}

.service-card__description {
	color: var(--color-secondary);
}

/* Tablet and Desktop */
@media (min-width: 768px) {
	.section-header__title {
		font-size: 38px;
	}
	.services__grid {
		grid-template-columns: repeat(2, 1fr);
	}
}

@media (min-width: 1024px) {
	.services__grid {
		grid-template-columns: repeat(3, 1fr);
	}
}

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

.cases__wrapper {
	display: flex;
	flex-direction: column;
	gap: 80px;
}

.case-item {
	display: grid;
	grid-template-columns: 1fr;
	gap: 32px;
	align-items: center;
}

.case-item__image-wrapper {
	text-align: center;
	aspect-ratio: 16/9;
	overflow: hidden;
}

.case-item__image {
	border-radius: var(--border-radius);
	box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
	max-width: 500px;
	width: 100%;
}

.case-item__tags {
	display: flex;
	flex-wrap: wrap;
	gap: 8px;
	margin-bottom: 16px;
}

.case-item__tag {
	background-color: #eef2ff; /* Light Indigo */
	color: var(--color-primary);
	padding: 4px 12px;
	border-radius: 999px;
	font-size: 14px;
	font-weight: 500;
}

.case-item__title {
	font-size: 28px;
	margin-bottom: 16px;
}

.case-item__description {
	color: var(--color-secondary);
}

@media (min-width: 768px) {
	.case-item {
		gap: 48px;
	}
}

@media (min-width: 1024px) {
	.case-item {
		grid-template-columns: 1fr 1fr;
	}

	.case-item--reverse .case-item__image-wrapper {
		order: 2;
	}

	.case-item--reverse .case-item__content {
		order: 1;
	}
}

/* BLOG SECTION */
.blog {
    padding: 80px 0;
    background-color: var(--color-light-bg);
}

.blog__grid {
    display: grid;
    gap: 32px;
    grid-template-columns: 1fr;
}

.blog-card {
    background-color: var(--color-background);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    transition: transform var(--transition-duration) ease, box-shadow var(--transition-duration) ease;
}

.blog-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.blog-card__link {
    display: block;
    text-decoration: none;
    color: inherit;
}

.blog-card__image-wrapper {
    overflow: hidden;
}

.blog-card__image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform var(--transition-duration) ease;
}

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

.blog-card__content {
    padding: 24px;
}

.blog-card__category {
    display: inline-block;
    color: var(--color-primary);
    background-color: #eef2ff; /* Light Indigo */
    padding: 4px 12px;
    border-radius: 999px;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 16px;
}

.blog-card__title {
    font-size: 20px;
    line-height: 1.4;
    margin-bottom: 16px;
    transition: color var(--transition-duration) ease;
}

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

.blog-card__meta {
    font-size: 14px;
    color: var(--color-secondary);
}

@media (min-width: 768px) {
    .blog__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .blog__grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

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

.about__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 48px;
    align-items: center;
}

.about__title {
    font-size: 32px;
    margin-bottom: 24px;
}

.about__description {
    color: var(--color-secondary);
    font-size: 16px;
    line-height: 1.7;
    margin-bottom: 16px;
}

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

.about__image {
    width: 100%;
    max-width: 500px;
    border-radius: var(--border-radius);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

@media (min-width: 768px) {
    .about__title {
        font-size: 38px;
    }
}

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


/* CONTACT SECTION */
.contact {
    padding: 80px 0;
    background-color: var(--color-light-bg);
}

.contact-wrapper {
    max-width: 600px;
    margin: 0 auto;
    background-color: var(--color-background);
    padding: 40px;
    border-radius: var(--border-radius);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.form-group {
    margin-bottom: 24px;
}

.form-label {
    display: block;
    font-weight: 500;
    margin-bottom: 8px;
}

.form-input {
    width: 100%;
    padding: 12px 16px;
    font-size: 16px;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    transition: border-color var(--transition-duration) ease, box-shadow var(--transition-duration) ease;
}

.form-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px #c7d2fe; /* Focus ring */
}

.form-group--checkbox {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

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

.form-checkbox-label {
    font-size: 14px;
    color: var(--color-secondary);
}

.contact-form__submit {
    width: 100%;
    font-size: 18px;
}

/* Form Message (Success) */
.form-message {
    display: none; /* Hidden by default */
    text-align: center;
    animation: fadeIn 0.5s ease;
}

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

.form-message__icon {
    color: #10b981; /* Green */
    width: 64px;
    height: 64px;
    margin-bottom: 16px;
}

.form-message__title {
    font-size: 24px;
    margin-bottom: 8px;
}

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

/* COOKIE POP-UP */
.cookie-popup {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background-color: var(--color-text);
    color: var(--color-background);
    padding: 24px;
    box-shadow: 0 -5px 20px rgba(0,0,0,0.1);
    
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    text-align: center;

    transform: translateY(120%);
    transition: transform 0.5s ease-in-out;
    z-index: 1100;
}

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

.cookie-popup__text {
    font-size: 14px;
}

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

.cookie-popup__button {
    flex-shrink: 0;
    padding: 8px 24px;
}

@media (min-width: 768px) {
    .cookie-popup {
        flex-direction: row;
        justify-content: space-between;
        text-align: left;
        padding: 24px 48px;
    }
}

/* POLICY PAGES STYLES */
.pages {
    padding: 100px 0;
}

.pages h1 {
    font-size: 1.5rem;
    margin-bottom: 32px;
}

.pages h2 {
    font-size: 1.5rem;
    margin-top: 40px;
    margin-bottom: 24px;
}

.pages p, 
.pages ul {
    font-size: 16px;
    line-height: 1.8;
    color: var(--color-secondary);
    margin-bottom: 24px;
    max-width: 800px;
}

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

.pages li {
    margin-bottom: 12px;
}

.pages a {
    text-decoration: underline;
}

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

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