/*
 * Archiwum bloga (home.php, category.php): tytuł, filtry kategorii, siatka kart wpisów, "pokaż więcej".
 * Kolumny i maks. szerokości (siatka, karta) ustawia Ustawienia motywu → Blog (zmienne --blog-* na .blog-archive).
 * Uwaga: nie nazywać bloku .blog – WordPress nadaje tę klasę <body> strony wpisów. Kolory i fonty z :root (tokens).
 */

.blog-archive {
	--blog-cols: var(--blog-cols-sm, 1);
	padding-block: var(--page-top) 5rem;
}

.blog-archive__title { margin-block-end: 1.5rem; }

/* Filtry: zwykłe linki, aktywny w ramce. */
.blog-archive__filters {
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	gap: 0.5rem 0.25rem;
	margin-block-end: 2.5rem;
}

.blog-archive__filter {
	padding: 0.375rem 0.75rem;
	border: 1px solid transparent;
	color: var(--color-muted);
	font: 300 var(--fs-sm) / 1.2 var(--font-body);
	letter-spacing: 0.02em;
	text-decoration: none;
	transition: color var(--dur-fast) ease, border-color var(--dur-fast) ease;
}

.blog-archive__filter:hover { color: var(--color-text-strong); }
.blog-archive__filter:focus-visible { outline: 2px solid var(--color-text-strong); outline-offset: 2px; }

.blog-archive__filter[aria-current] {
	border-color: var(--color-text-strong);
	color: var(--color-text-strong);
}

/* Siatka. */
.blog-archive__grid {
	display: grid;
	grid-template-columns: repeat(var(--blog-cols), minmax(0, var(--blog-card-max, 420px)));
	justify-content: center;
	max-width: var(--blog-grid-max, 1366px);
	margin-inline: auto;
	gap: 3rem 1.5rem;
	transition: opacity var(--dur) ease;
}

.blog-archive.is-loading .blog-archive__grid { opacity: 0.4; }

/* Karta wpisu. */
.blog-card__link {
	display: flex;
	flex-direction: column;
	color: inherit;
	text-decoration: none;
}

.blog-card__media {
	display: block;
	aspect-ratio: 4 / 3;
	margin-block-end: 1rem;
	overflow: hidden;
}

.blog-card__image {
	width: 100%;
	height: 100%;
	padding: 0.875rem;
	object-fit: contain;
	mix-blend-mode: multiply;
	transition: transform var(--dur-slow) var(--ease-out);
}

.blog-card__link:hover .blog-card__image { transform: scale(1.03); }

.blog-card__category {
	margin-block-end: 0.5rem;
	color: var(--color-muted);
	font: 300 var(--fs-sm) / 1.4 var(--font-body);
}

.blog-card__title {
	margin: 0 0 0.5rem;
	color: var(--color-text-strong);
	font: 500 var(--fs-lg) / 1.35 var(--font-body);
}

.blog-card__link:hover .blog-card__title {
	text-decoration: underline;
	text-underline-offset: 0.2em;
}

.blog-card__excerpt {
	color: var(--color-text);
	font: 300 var(--fs-sm) / 1.5 var(--font-body);
}

.blog-card.is-new { animation: blog-in var(--dur-slow) var(--ease-out) both; animation-delay: calc(min(var(--i, 0), 8) * 40ms); }

@keyframes blog-in {
	from {
		opacity: 0;
		transform: translateY(0.75rem);
	}
}

.blog-archive__empty {
	margin: 3rem 0 0;
	color: var(--color-muted);
	text-align: center;
}

/* "Pokaż więcej wpisów". */
.blog-archive__more {
	display: flex;
	justify-content: center;
	margin-block-start: 4rem;
}

.blog-archive__more-button {
	padding: 0.5rem 1rem;
	border: 1px solid var(--color-muted);
	color: var(--color-muted);
	font: 400 var(--fs-sm) / 1.2 var(--font-heading);
	letter-spacing: 0.03em;
	text-decoration: none;
	transition: color var(--dur-fast) ease, border-color var(--dur-fast) ease;
}

.blog-archive__more-button:hover,
.blog-archive__more-button:focus-visible {
	border-color: var(--color-text-strong);
	color: var(--color-text-strong);
}

.blog-archive__more-button[aria-busy="true"] { opacity: 0.5; pointer-events: none; }

@media (min-width: 48rem) {
	.blog-archive { --blog-cols: var(--blog-cols-md, 2); }
	.blog-archive__grid { justify-content: space-between; }
}

@media (min-width: 64rem) {
	.blog-archive { --blog-cols: var(--blog-cols-lg, 3); }
	.blog-archive__filters { margin-block-end: 3.5rem; }
	.blog-archive__grid { justify-content: space-between; gap: 4rem 1.5rem; }
}