/**
 * Portfolio archive/detail preview styles — scoped under .kb-portfolio / .kb-design
 */

.kb-portfolio {
	overflow-x: clip;
}

.kb-portfolio-note {
	margin: 0 0 1.25rem;
	padding: 0.9rem 1.15rem;
	border: 1px solid rgba(220, 166, 0, 0.35);
	border-radius: var(--kb-radius-md);
	background: rgba(220, 166, 0, 0.08);
	color: var(--kb-text-muted);
	font-size: var(--kb-fs-sm);
}

.kb-portfolio-note strong {
	color: var(--kb-text);
}

.kb-portfolio-hero {
	padding-block: clamp(3rem, 7vw, 5rem);
	background:
		radial-gradient(ellipse 55% 60% at 100% 0%, rgba(220, 166, 0, 0.12), transparent 55%),
		var(--kb-color-navy);
}

.kb-portfolio-hero__copy {
	display: flex;
	flex-direction: column;
	gap: 1rem;
	max-width: 44rem;
}

.kb-portfolio-switcher {
	display: flex;
	flex-wrap: wrap;
	gap: 0.5rem;
	margin-top: 0.5rem;
}

.kb-portfolio-switcher a {
	display: inline-flex;
	padding: 0.45rem 0.85rem;
	border: 1px solid var(--kb-border);
	border-radius: 999px;
	color: var(--kb-text-muted);
	font-size: var(--kb-fs-xs);
	font-weight: 600;
	letter-spacing: 0.04em;
	text-transform: uppercase;
	text-decoration: none;
}

.kb-portfolio-switcher a.is-active,
.kb-portfolio-switcher a:hover,
.kb-portfolio-switcher a:focus-visible {
	color: var(--kb-color-navy);
	background: var(--kb-accent);
	border-color: var(--kb-accent);
	text-decoration: none;
}

.kb-portfolio-grid {
	display: grid;
	grid-template-columns: 1fr;
	gap: 1.5rem;
}

@media (min-width: 720px) {
	.kb-portfolio-grid {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}
}

@media (min-width: 1100px) {
	.kb-portfolio-grid--3 {
		grid-template-columns: repeat(3, minmax(0, 1fr));
	}
}

/* Editorial / product / research cards */

.kb-portfolio-card {
	display: flex;
	flex-direction: column;
	height: 100%;
	overflow: hidden;
	border: 1px solid var(--kb-border);
	border-radius: var(--kb-radius-lg);
	background: var(--kb-bg-elevated);
	text-decoration: none;
	color: inherit;
	transition: border-color 160ms ease, transform 160ms ease, box-shadow 160ms ease;
}

a.kb-portfolio-card:hover,
a.kb-portfolio-card:focus-visible {
	border-color: rgba(220, 166, 0, 0.45);
	box-shadow: var(--kb-shadow-md);
	transform: translateY(-2px);
	color: inherit;
	text-decoration: none;
}

.kb-portfolio-card__media {
	aspect-ratio: 16 / 10;
	background: var(--kb-color-surface-dark);
	overflow: hidden;
	border-bottom: 1px solid var(--kb-border);
}

.kb-portfolio-card__media img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	display: block;
}

.kb-portfolio-card__body {
	display: flex;
	flex-direction: column;
	gap: 0.65rem;
	padding: 1.25rem 1.35rem 1.4rem;
	flex: 1;
}

.kb-portfolio-card__meta {
	margin: 0;
	font-size: var(--kb-fs-xs);
	font-weight: 700;
	letter-spacing: 0.06em;
	text-transform: uppercase;
	color: var(--kb-accent);
}

.kb-portfolio-card__title {
	margin: 0;
	font-size: var(--kb-fs-md);
	font-weight: 700;
	line-height: 1.3;
	letter-spacing: -0.02em;
	color: var(--kb-text);
}

.kb-portfolio-card__text {
	margin: 0;
	color: var(--kb-text-muted);
	font-size: var(--kb-fs-sm);
	flex: 1;
}

.kb-portfolio-card__tags {
	display: flex;
	flex-wrap: wrap;
	gap: 0.4rem;
	list-style: none;
	margin: 0;
	padding: 0;
}

.kb-portfolio-card__tags li {
	padding: 0.15rem 0.5rem;
	border: 1px solid var(--kb-border);
	border-radius: var(--kb-radius-sm);
	color: var(--kb-text-muted);
	font-size: 0.7rem;
	font-weight: 600;
}

.kb-portfolio-card__status {
	margin: 0;
	font-size: var(--kb-fs-xs);
	color: var(--kb-text-muted);
}

.kb-portfolio-card__cta {
	margin-top: 0.25rem;
	font-size: var(--kb-fs-sm);
	font-weight: 600;
	color: var(--kb-accent);
}

/* Single CPT */

.kb-portfolio-single {
	padding-block: clamp(2.5rem, 6vw, 4.5rem) clamp(3rem, 7vw, 5rem);
}

.kb-portfolio-single__inner {
	display: flex;
	flex-direction: column;
	gap: clamp(1.5rem, 3vw, 2.25rem);
}

.kb-portfolio-single__header {
	display: flex;
	flex-direction: column;
	align-items: flex-start;
	gap: 0.85rem;
	max-width: 40rem;
}

.kb-portfolio-single__header .kb-eyebrow {
	margin: 0;
}

.kb-portfolio-single__header .kb-eyebrow a {
	color: inherit;
	text-decoration: none;
}

.kb-portfolio-single__header .kb-eyebrow a:hover,
.kb-portfolio-single__header .kb-eyebrow a:focus-visible {
	color: var(--kb-accent);
	text-decoration: underline;
}

.kb-portfolio-single__header .kb-display {
	margin: 0;
	animation: kb-portfolio-fade-up 520ms ease both;
}

.kb-portfolio-single__terms {
	display: flex;
	flex-wrap: wrap;
	gap: 0.45rem;
	list-style: none;
	margin: 0;
	padding: 0;
	animation: kb-portfolio-fade-up 520ms ease 60ms both;
}

.kb-portfolio-single__terms a {
	display: inline-flex;
	padding: 0.28rem 0.7rem;
	border: 1px solid var(--kb-border);
	border-radius: var(--kb-radius-sm);
	background: var(--kb-bg-elevated);
	color: var(--kb-text-muted);
	font-size: var(--kb-fs-xs);
	font-weight: 600;
	letter-spacing: 0.04em;
	text-decoration: none;
	text-transform: uppercase;
}

.kb-portfolio-single__terms a:hover,
.kb-portfolio-single__terms a:focus-visible {
	border-color: rgba(220, 166, 0, 0.45);
	color: var(--kb-accent);
	text-decoration: none;
}

.kb-portfolio-single__body {
	display: grid;
	gap: 1.75rem;
}

.kb-portfolio-single__body--solo {
	max-width: 42rem;
}

@media (min-width: 960px) {
	.kb-portfolio-single__body--with-aside {
		grid-template-columns: minmax(0, 1.35fr) minmax(14rem, 0.65fr);
		gap: 2.5rem;
		align-items: start;
	}
}

.kb-portfolio-single__content {
	display: flex;
	flex-direction: column;
	gap: 1.25rem;
	color: var(--kb-text-muted);
	animation: kb-portfolio-fade-up 480ms ease 100ms both;
}

.kb-portfolio-single__summary {
	margin: 0;
	font-size: var(--kb-fs-md);
	line-height: 1.55;
	color: var(--kb-text);
}

.kb-portfolio-single__summary--lead {
	font-size: clamp(1.05rem, 1.8vw, 1.2rem);
	line-height: 1.5;
	color: var(--kb-text);
}

.kb-portfolio-single__summary p {
	margin: 0;
}

.kb-portfolio-single__summary p + p {
	margin-top: 0.85rem;
}

.kb-portfolio-single__entry > *:first-child {
	margin-top: 0;
}

.kb-portfolio-single__fallback {
	margin: 0;
}

.kb-portfolio-aside {
	display: flex;
	flex-direction: column;
	gap: 1.15rem;
	padding: 1.25rem 1.35rem;
	border: 1px solid var(--kb-border);
	border-radius: var(--kb-radius-lg);
	background: var(--kb-bg-elevated);
}

.kb-portfolio-aside__block + .kb-portfolio-aside__block {
	padding-top: 1.1rem;
	border-top: 1px solid var(--kb-border);
}

.kb-portfolio-aside__label {
	margin: 0 0 0.4rem;
	font-size: var(--kb-fs-xs);
	font-weight: 700;
	letter-spacing: 0.07em;
	text-transform: uppercase;
	color: var(--kb-accent);
}

.kb-portfolio-single__nav {
	padding-top: 0.25rem;
	border-top: 1px solid var(--kb-border);
	animation: kb-portfolio-fade-up 480ms ease 160ms both;
}

.kb-portfolio-single__back {
	display: inline-flex;
	align-items: center;
	gap: 0.45rem;
	padding: 0.85rem 0 0;
	color: var(--kb-accent);
	font-size: var(--kb-fs-sm);
	font-weight: 600;
	text-decoration: none;
}

.kb-portfolio-single__back:hover,
.kb-portfolio-single__back:focus-visible {
	color: var(--kb-accent-hover, #f0bc20);
	text-decoration: underline;
}

/* Gallery */

.kb-portfolio-gallery {
	display: grid;
	grid-template-columns: 1fr;
	gap: 0.75rem;
	margin: 0;
	padding: 0;
	animation: kb-portfolio-fade-up 500ms ease 40ms both;
}

.kb-portfolio-gallery--pair,
.kb-portfolio-gallery--multi {
	gap: 0.85rem;
}

@media (min-width: 720px) {
	.kb-portfolio-gallery--pair,
	.kb-portfolio-gallery--multi {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}

	.kb-portfolio-gallery--multi .kb-portfolio-gallery__item.is-primary {
		grid-column: 1 / -1;
	}
}

.kb-portfolio-gallery__item {
	margin: 0;
	border: 1px solid var(--kb-border);
	border-radius: var(--kb-radius-lg);
	overflow: hidden;
	background: var(--kb-color-surface-dark);
}

.kb-portfolio-gallery__link {
	display: block;
	line-height: 0;
	transition: opacity 160ms ease;
}

.kb-portfolio-gallery__link:hover,
.kb-portfolio-gallery__link:focus-visible {
	opacity: 0.94;
}

.kb-portfolio-gallery__image {
	width: 100%;
	height: auto;
	display: block;
	aspect-ratio: 16 / 10;
	object-fit: cover;
}

.kb-portfolio-gallery--single .kb-portfolio-gallery__image {
	aspect-ratio: 16 / 9;
	object-fit: contain;
	background: #0a1220;
}

.kb-portfolio-work-filters {
	margin-bottom: 0.25rem;
}

.kb-portfolio-pagination {
	margin-top: 2rem;
}

.kb-portfolio-pagination .page-numbers {
	display: flex;
	flex-wrap: wrap;
	gap: 0.4rem;
	list-style: none;
	margin: 0;
	padding: 0;
}

.kb-portfolio-pagination .page-numbers a,
.kb-portfolio-pagination .page-numbers span {
	display: inline-flex;
	min-width: 2.25rem;
	justify-content: center;
	padding: 0.4rem 0.65rem;
	border: 1px solid var(--kb-border);
	border-radius: var(--kb-radius-sm);
	color: var(--kb-text-muted);
	text-decoration: none;
	font-size: var(--kb-fs-sm);
}

.kb-portfolio-pagination .page-numbers .current,
.kb-portfolio-pagination .page-numbers a:hover,
.kb-portfolio-pagination .page-numbers a:focus-visible {
	color: var(--kb-color-navy);
	background: var(--kb-accent);
	border-color: var(--kb-accent);
}

/* Detail layout (hub demos + structured cards) */

.kb-portfolio-detail {
	display: grid;
	gap: 2rem;
}

@media (min-width: 960px) {
	.kb-portfolio-detail {
		grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
		align-items: start;
	}
}

.kb-portfolio-detail__section + .kb-portfolio-detail__section {
	margin-top: 1.5rem;
	padding-top: 1.5rem;
	border-top: 1px solid var(--kb-border);
}

.kb-portfolio-detail__label {
	margin: 0 0 0.4rem;
	font-size: var(--kb-fs-xs);
	font-weight: 700;
	letter-spacing: 0.07em;
	text-transform: uppercase;
	color: var(--kb-accent);
}

.kb-portfolio-detail__text {
	margin: 0;
	color: var(--kb-text-muted);
}

.kb-portfolio-patent {
	margin-top: 2rem;
	padding: 1.25rem 1.4rem;
	border: 1px solid rgba(220, 166, 0, 0.35);
	border-radius: var(--kb-radius-md);
	background: rgba(220, 166, 0, 0.08);
	color: var(--kb-text-muted);
	font-size: var(--kb-fs-sm);
}

.kb-portfolio-profiles {
	margin-top: 2.5rem;
}

.kb-portfolio-hero .kb-display {
	animation: kb-portfolio-fade-up 520ms ease both;
}

.kb-portfolio-hero .kb-lead {
	animation: kb-portfolio-fade-up 520ms ease 80ms both;
}

.kb-portfolio-grid .kb-portfolio-card {
	animation: kb-portfolio-fade-up 480ms ease both;
}

.kb-portfolio-grid .kb-portfolio-card:nth-child(2) { animation-delay: 60ms; }
.kb-portfolio-grid .kb-portfolio-card:nth-child(3) { animation-delay: 120ms; }
.kb-portfolio-grid .kb-portfolio-card:nth-child(4) { animation-delay: 180ms; }
.kb-portfolio-grid .kb-portfolio-card:nth-child(5) { animation-delay: 240ms; }
.kb-portfolio-grid .kb-portfolio-card:nth-child(6) { animation-delay: 300ms; }
.kb-portfolio-grid .kb-portfolio-card:nth-child(7) { animation-delay: 360ms; }

@keyframes kb-portfolio-fade-up {
	from {
		opacity: 0;
		transform: translateY(12px);
	}
	to {
		opacity: 1;
		transform: translateY(0);
	}
}

@media (prefers-reduced-motion: reduce) {
	.kb-portfolio-card,
	.kb-portfolio-hero .kb-display,
	.kb-portfolio-hero .kb-lead,
	.kb-portfolio-grid .kb-portfolio-card,
	.kb-portfolio-single__header .kb-display,
	.kb-portfolio-single__terms,
	.kb-portfolio-gallery,
	.kb-portfolio-single__content,
	.kb-portfolio-single__nav {
		transition: none;
		animation: none;
	}
}