/**
 * Blog Page Styles
 * Стили для страницы блога
 */

/* Hero Section */
.blog-hero {
	padding: 220px 0 100px;
	position: relative;
	overflow: hidden;
}

.blog-hero__bg {
	position: absolute;
	inset: 0;
	background-image: url('../img/blog_main.jpg'); background-image: var(--hero-bg);
	background-size: cover;
	background-position: center;
	background-repeat: no-repeat;
	z-index: 1;
}
.blog-hero__bg::after {
	content: '';
	position: absolute;
	inset: 0;
	background: linear-gradient(270deg, rgba(4,4,4,0) 59%, rgba(4,4,4,1) 87%),
	            linear-gradient(0deg, rgba(4,4,4,0) 59%, rgba(4,4,4,1) 100%);
	z-index: 2;
}

.blog-hero__content {
	position: relative;
	z-index: 3;
	display: flex;
	flex-direction: column;
	gap: 30px;
	border-left: none;
	border-right: none;
}

.blog-hero__breadcrumbs {
	display: flex;
	align-items: center;
	gap: 10px;
	opacity: 0.7;
}

.blog-hero__breadcrumb {
	color: var(--color-white);
	font-size: 16px;
	font-weight: 400;
	text-decoration: none;
}

.blog-hero__breadcrumb:hover {
	text-decoration: underline;
}

.blog-hero__breadcrumb-separator {
	color: var(--color-white);
	font-size: 16px;
}

.blog-hero__title {
	color: var(--color-white);
	font-size: 72px;
	font-weight: 900;
	line-height: 1.2;
	margin: 0;
}

/* Blog Grid Section */
.blog-grid-wrapper {
	overflow: visible;
	width: 100%;
}

.blog-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 0;
	position: relative;
}

.blog-card {
	padding: 0;
	background: var(--color-white);
	color: var(--color-text);
	min-height: 700px;
	transition: all 0.3s ease;
	position: relative;
	overflow: hidden;
	width: 100%;
	border: 1px solid var(--color-border);
}

.blog-card {
	border-right: 1px solid var(--color-border);
}

.blog-card:nth-child(3n+1) {
	border-left: 1px solid var(--color-border);
}

/* Фоновое изображение карточки */
.blog-card .card__image {
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	bottom: 0;
	background-size: cover;
	background-position: center;
	background-repeat: no-repeat;
	z-index: 0;
	/* Ч/Б фильтр с прозрачностью 15% по умолчанию */
	filter: grayscale(100%);
	opacity: 0.15;
	transition: all 0.3s ease;
}

.blog-card .card__link-wrapper {
	display: block;
	padding: 40px 40px 60px;
	height: 100%;
	min-width: 100%;
	text-decoration: none;
	color: inherit;
	position: relative;
	z-index: 1;
}

/* При наведении - цветное изображение с затемнением */
.blog-card .card__link-wrapper:hover ~ .card__image,
.blog-card:hover .card__image {
	filter: grayscale(0%) brightness(0.5);
	opacity: 1;
}

.blog-card .card__content {
	display: flex;
	flex-direction: column;
	height: 100%;
	gap: 40px;
	flex: 1;
	justify-content: space-between;
	position: relative;
	z-index: 2;
}

.blog-card .card__header {
	display: flex;
	flex-direction: column;
	gap: 40px;
}

.blog-card .card__title {
	font-size: 32px;
	text-transform: uppercase;
	color: var(--color-text);
	transition: color 0.3s ease;
}

.blog-card .card__link-wrapper:hover .card__title {
	color: var(--color-white);
}

/* .card__meta styles are inherited from styles.css */

.blog-card .card__date {
	display: flex;
	align-items: center;
	gap: 10px;
	position: relative;
}

.blog-card .card__date::before {
	content: '';
	position: absolute;
	top: -40px;
	left: 0;
	right: 0;
	height: 1px;
	background: var(--color-border);
	transition: background-color 0.3s ease;
}

.blog-card .card__link-wrapper:hover .card__date::before {
	background: var(--color-white);
}

.blog-card .card__day {
	font-size: 48px;
	font-weight: 900;
	color: var(--color-red);
	line-height: 1;
	transition: color 0.3s ease;
}

.blog-card .card__date-secondary {
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	gap: 0;
}

.blog-card .card__month,
.blog-card .card__year {
	font-size: 20px;
	font-weight: 400;
	color: var(--color-muted);
	transition: color 0.3s ease;
}

.blog-card .card__link-wrapper:hover .card__day {
	color: var(--color-white);
}

.blog-card .card__link-wrapper:hover .card__month,
.blog-card .card__link-wrapper:hover .card__year {
	color: var(--color-white);
}

/* Blog card link */
.blog-card .card__link {
	display: none;
}

.blog-card .card__link-wrapper:hover .card__link {
	display: inline-flex;
	align-items: center;
	gap: 5px;
	color: var(--color-red);
	text-decoration: underline;
	text-decoration-color: var(--color-red);
	text-underline-offset: 5px;
	font-size: 16px;
	font-weight: 400;
}

.blog-card .card__link-wrapper:hover .card__link::after {
	content: "";
	width: 16px;
	height: 16px;
	background: url('../svg/arrow-right-top.svg') center/contain no-repeat;
	display: inline-block;
	filter: brightness(0) saturate(100%) invert(8%) sepia(100%) saturate(7482%) hue-rotate(0deg) brightness(95%) contrast(118%);
}

/* Sidebar styles are inherited from header.css */

/* Responsive Design */
@media (max-width: 1200px) {
	.blog-grid {
		grid-template-columns: repeat(2, 1fr);
	}
	
	.blog-card {
		border-right: 1px solid var(--color-border);
	}
	
	.blog-card:nth-child(2n+1) {
		border-left: 1px solid var(--color-border);
	}
}

@media (max-width: 768px) {
	.blog-hero {
		padding: 120px 0 60px;
	}

	.blog-hero__title {
		font-size: 48px;
	}

	.blog-grid {
		grid-template-columns: 1fr;
		gap: 0;
	}

	.blog-card {
		min-height: 500px;
	}

	.blog-card {
		border-right: 1px solid var(--color-border);
		border-left: 1px solid var(--color-border);
	}

	.blog-card .card__link-wrapper {
		padding: 30px 20px 40px;
	}

	.blog-card .card__title {
		font-size: 24px;
	}

	.blog-card .card__day {
		font-size: 36px;
	}

	.blog-card .card__month,
	.blog-card .card__year {
		font-size: 14px;
	}

	.blog-card .card__content {
		gap: 30px;
	}

	.blog-card .card__header {
		gap: 30px;
	}

	/* Sidebar visibility is managed by header.css */
}

@media (max-width: 480px) {
	.blog-hero {
		padding: 80px 0 40px;
	}

	.blog-hero__title {
		font-size: 36px;
	}

	.blog-hero__breadcrumb,
	.blog-hero__breadcrumb-separator {
		font-size: 14px;
	}

	.blog-card {
		min-height: 400px;
	}

	.blog-card .card__link-wrapper {
		padding: 20px 15px 30px;
	}

	.blog-card .card__title {
		font-size: 20px;
	}

	.blog-card .card__day {
		font-size: 28px;
	}

	.blog-card .card__month,
	.blog-card .card__year {
		font-size: 12px;
	}

	.blog-card .card__content {
		gap: 20px;
	}

	.blog-card .card__header {
		gap: 20px;
	}
}

/* Tabs styles for news tags */
.tabs {
	display: flex;
	justify-content: space-between;
	align-items: center;
	margin-bottom: 0;
	gap: 20px;
}

.tabs__content {
	display: flex;
	flex: 1;
	gap: 0;
}

.tabs__tab {
	padding: 30px 40px;
	height: 80px;
	border: 1px solid var(--color-border);
	background: var(--color-white);
	cursor: pointer;
	color: var(--color-muted);
	font-weight: 500;
	font-size: 20px;
	transition: background-color 0.3s ease, color 0.3s ease;
	display: flex;
	align-items: center;
	text-decoration: none;
}

.tabs__tab:hover {
	background: var(--color-bg-soft);
	color: var(--color-text);
}

.tabs__tab:not(:first-child) {
	border-left: none;
}

.tabs__tab--active {
	background: var(--color-red);
	color: var(--color-white);
	border-color: var(--color-red);
}

.tabs__tab--active:hover {
	background: var(--color-red-hover);
	color: var(--color-white);
}

/* Responsive tabs */
@media (max-width: 1200px) {
	.tabs__tab {
		padding: 25px 30px;
		font-size: 18px;
		height: 70px;
	}
}

@media (max-width: 768px) {
	.tabs {
		flex-direction: column;
		gap: 15px;
	}
	
	.tabs__content {
		flex-wrap: wrap;
		width: 100%;
	}
	
	.tabs__tab {
		flex: 1;
		justify-content: center;
		padding: 20px;
		height: 60px;
		font-size: 16px;
	}
}

@media (max-width: 480px) {
	.tabs__tab {
		padding: 15px;
		height: 50px;
		font-size: 14px;
	}
}

/* Анимация фильтрации */
.blog-card {
	transition: opacity 0.3s ease, transform 0.3s ease;
	opacity: 1;
	transform: scale(1);
}

.blog-card.hidden {
	display: none !important;
}

.no-results-message {
	grid-column: 1 / -1;
	padding: 60px 20px;
	text-align: center;
	font-size: 18px;
	color: #666;
	animation: fadeIn 0.3s ease;
	display: none;
}

.no-results-message.visible {
	display: block;
}

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