/**
 * AJT Glass -- 3D Post Browser
 * v11.7.3 — Adopts Global Design System variables (--glass-primary).
 * @since 11.5.0
 */

/* ── Grid ── */
.inf-pb__grid {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
	gap: var(--pb-gap, 24px);
}

/* ── Card ── */
.inf-pb__card {
	position: relative;
	cursor: pointer;
	transition: opacity 0.3s ease, visibility 0.3s ease;
}
.inf-pb__card-inner {
	background: var(--glass-card-bg, #fff);
	border-radius: 12px;
	overflow: hidden;
	box-shadow: 0 4px 20px rgba(0,0,0,0.08);
	transition: box-shadow 0.25s ease;
}
.inf-section--dark .inf-pb__card-inner {
	background: rgba(255,255,255,0.06);
	box-shadow: 0 4px 20px rgba(0,0,0,0.25);
	border: 1px solid rgba(255,255,255,0.08);
}
.inf-pb__card-img {
	width: 100%;
	aspect-ratio: 16 / 10;
	object-fit: cover;
	display: block;
}

/* ── Card body ── */
.inf-pb__card-body { padding: 20px; color: var(--glass-text, #1a1a2e); }
.inf-section--dark .inf-pb__card-body { color: rgba(255,255,255,0.85); }
.inf-pb__card-meta {
	font-size: 12px; opacity: 0.45; margin-bottom: 8px;
	display: flex; align-items: center; gap: 8px;
}
.inf-pb__card-cat {
	display: inline-block; padding: 2px 10px; border-radius: 99px;
	background: color-mix(in srgb, var(--glass-primary, #A04398) 10%, transparent);
	color: var(--glass-primary, #A04398);
	font-size: 11px; font-weight: 600; opacity: 1;
}
.inf-section--dark .inf-pb__card-cat {
	background: color-mix(in srgb, var(--glass-primary, #A04398) 20%, transparent);
	color: color-mix(in srgb, var(--glass-primary, #A04398) 70%, #fff);
}
.inf-pb__card-title {
	font-size: 18px; font-weight: 800; margin: 0 0 8px;
	line-height: 1.3; color: inherit;
}
.inf-pb__card-excerpt { font-size: 14px; opacity: 0.55; margin: 0 0 14px; line-height: 1.6; }
.inf-pb__card-read {
	display: inline-flex; align-items: center; gap: 6px;
	font-size: 13px; font-weight: 600; color: var(--glass-primary, #A04398);
}
.inf-pb__card-read::after { content: '\2192'; }
.inf-section--dark .inf-pb__card-read {
	color: color-mix(in srgb, var(--glass-primary, #A04398) 70%, #fff);
}

/* ── Category filter bar ── */
.inf-pb__filters { display: flex; gap: 8px; margin-bottom: 32px; flex-wrap: wrap; }
.inf-pb__filter {
	padding: 7px 18px; border: 1px solid rgba(0,0,0,0.1); border-radius: 99px;
	background: transparent; font-size: 13px; font-weight: 500;
	cursor: pointer; transition: all 0.2s ease; color: inherit;
}
.inf-section--dark .inf-pb__filter { border-color: rgba(255,255,255,0.15); }
.inf-pb__filter:hover { border-color: var(--glass-primary, #A04398); color: var(--glass-primary, #A04398); }
.inf-pb__filter--active { background: var(--glass-primary, #A04398); color: #fff; border-color: var(--glass-primary, #A04398); }

/* ── Filtered-out cards ── */
.inf-pb__card--hidden {
	opacity: 0 !important; transform: scale(0.85) !important;
	pointer-events: none !important; position: absolute !important; visibility: hidden !important;
}

/* ── Blur other cards when modal open ── */
.inf-pb__grid--modal-open .inf-pb__card {
	filter: blur(4px); opacity: 0.25; transform: scale(0.97) !important;
	transition: all 0.35s ease; pointer-events: none;
}

/* ── Modal overlay ── */
.inf-pb__overlay {
	position: fixed; inset: 0; z-index: 999999;
	background: rgba(0,0,0,0.55); opacity: 0;
	transition: opacity 0.3s ease;
	display: flex; align-items: flex-start; justify-content: center;
	padding: 4vh 4vw; overflow-y: auto;
	-webkit-overflow-scrolling: touch; pointer-events: none;
}
.inf-pb__overlay--active { opacity: 1; pointer-events: auto; }

/* ── Modal ── */
.inf-pb__modal {
	background: #fff; border-radius: 16px; max-width: 820px; width: 100%;
	position: relative; color: var(--glass-text, #1a1a2e);
	box-shadow: 0 24px 80px rgba(0,0,0,0.2);
}

.inf-pb__modal-close {
	position: absolute; top: 16px; right: 16px;
	width: 40px; height: 40px; border-radius: 50%;
	background: rgba(0,0,0,0.06); border: none; cursor: pointer;
	font-size: 20px; line-height: 40px; text-align: center;
	z-index: 10; transition: background 0.2s;
	color: var(--glass-text, #1a1a2e); backdrop-filter: blur(8px);
}
.inf-pb__modal-close:hover { background: rgba(0,0,0,0.12); }

.inf-pb__modal-hero {
	width: 100%; aspect-ratio: 16 / 8; object-fit: cover;
	display: block; border-radius: 16px 16px 0 0;
}
.inf-pb__modal-content { padding: 36px 44px 52px; }
.inf-pb__modal-title {
	font-size: 30px; font-weight: 800; margin: 0 0 8px;
	line-height: 1.2; color: var(--glass-text, #1a1a2e);
}
.inf-pb__modal-meta { font-size: 13px; opacity: 0.45; margin-bottom: 4px; }
.inf-pb__modal-reading-time { font-size: 12px; opacity: 0.35; margin-bottom: 28px; }
.inf-pb__modal-body { font-size: 16px; line-height: 1.85; color: var(--glass-text, #2a2a3e); }
.inf-pb__modal-body p { margin: 0 0 1.2em; }
.inf-pb__modal-body img { max-width: 100%; height: auto; border-radius: 8px; margin: 20px 0; }
.inf-pb__modal-body h2,
.inf-pb__modal-body h3,
.inf-pb__modal-body h4 { margin: 1.6em 0 0.6em; line-height: 1.3; color: var(--glass-text, #1a1a2e); }
.inf-pb__modal-body blockquote {
	border-left: 3px solid var(--glass-primary, #A04398); margin: 1.4em 0;
	padding: 0.5em 0 0.5em 1.4em; opacity: 0.8;
}
.inf-pb__modal-body a { color: var(--glass-primary, #A04398); }
.inf-pb__modal-body ul,
.inf-pb__modal-body ol { padding-left: 1.5em; margin: 0 0 1.2em; }
.inf-pb__modal-body li { margin-bottom: 0.4em; }
.inf-pb__modal-loading { text-align: center; padding: 48px 0; font-size: 14px; opacity: 0.4; }

/* Read on site link */
.inf-pb__modal-link {
	display: inline-block; margin-top: 28px; padding: 10px 24px;
	border: 1px solid color-mix(in srgb, var(--glass-primary, #A04398) 20%, transparent); border-radius: 99px;
	color: var(--glass-primary, #A04398); font-weight: 600; font-size: 14px;
	text-decoration: none; transition: all 0.2s;
}
.inf-pb__modal-link:hover { background: var(--glass-primary, #A04398); color: #fff; border-color: var(--glass-primary, #A04398); }

/* ── Load more ── */
.inf-pb__load-more { text-align: center; margin-top: 36px; }
.inf-pb__load-btn {
	padding: 12px 36px;
	border: 1px solid color-mix(in srgb, var(--glass-primary, #A04398) 20%, transparent);
	border-radius: 99px;
	background: transparent; color: var(--glass-primary, #A04398); font-weight: 600; font-size: 14px;
	cursor: pointer; transition: all 0.2s;
}
.inf-pb__load-btn:hover { background: var(--glass-primary, #A04398); color: #fff; }
.inf-section--dark .inf-pb__load-btn {
	border-color: color-mix(in srgb, var(--glass-primary, #A04398) 30%, transparent);
	color: color-mix(in srgb, var(--glass-primary, #A04398) 70%, #fff);
}

/* ── Keyboard focus ── */
.inf-pb__card:focus-visible { outline: 2px solid var(--glass-primary, #A04398); outline-offset: 4px; border-radius: 12px; }
.inf-pb__filter:focus-visible,
.inf-pb__load-btn:focus-visible,
.inf-pb__modal-close:focus-visible { outline: 2px solid var(--glass-primary, #A04398); outline-offset: 2px; }

/* ── Responsive ── */
@media (max-width: 768px) {
	.inf-pb__grid { grid-template-columns: 1fr; perspective: none; }
	.inf-pb__overlay { padding: 2vh 3vw; }
	.inf-pb__modal-content { padding: 24px 20px 36px; }
	.inf-pb__modal-title { font-size: 24px; }
}

/* ── Reduced motion ── */
@media (prefers-reduced-motion: reduce) {
	.inf-pb__card, .inf-pb__card-inner, .inf-pb__card-img,
	.inf-pb__overlay, .inf-pb__modal,
	.inf-pb__grid--modal-open .inf-pb__card { transition: none !important; }
}