/* =============================================================================
   PORTFOLIO SINGLE — CHALLENGE / SOLUTION / OUTCOME CARDS
   ============================================================================= */

.pf-cso-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
	gap: var(--gap-md);
	margin-bottom: 48px;
}

.pf-cso-card {
	padding: 32px 28px;
	border-radius: var(--radius-lg);
	border-left: 4px solid var(--color-accent);
	background: var(--color-white);
	box-shadow: var(--shadow-card);
}

.pf-cso-card--solution { border-left-color: var(--color-accent); }
.pf-cso-card--outcome  { border-left-color: var(--color-primary); }

.pf-cso-card__icon {
	margin-bottom: 16px;
}

.pf-cso-card__icon .material-symbols-outlined {
	font-size: 32px;
	color: var(--color-accent);
}

.pf-cso-card--solution .pf-cso-card__icon .material-symbols-outlined { color: var(--color-accent); }
.pf-cso-card--outcome  .pf-cso-card__icon .material-symbols-outlined { color: var(--color-primary); }

.pf-cso-card__title {
	font-size: var(--fs-h5);
	font-weight: var(--font-weight-bold);
	color: var(--color-heading);
	margin-bottom: 12px;
}

.pf-cso-card__body {
	font-size: var(--fs-body);
	color: var(--color-text-muted);
	line-height: var(--lh-body);
	margin: 0;
}

/* =============================================================================
   PORTFOLIO SINGLE — PROJECT GALLERY
   ============================================================================= */

.portfolio-gallery { background: var(--color-bg-light); }

.portfolio-gallery__heading {
	font-size: var(--fs-h3);
	font-weight: var(--font-weight-bold);
	color: var(--color-heading);
	margin-bottom: 32px;
}

.portfolio-gallery__grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: var(--gap-sm);
}

.portfolio-gallery__item {
	position: relative;
	display: block;
	overflow: hidden;
	border-radius: var(--radius-md);
	aspect-ratio: 4 / 3;
	background: var(--color-bg-dark);
}

.portfolio-gallery__item img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	transition: transform 0.4s ease;
}

.portfolio-gallery__item:hover img,
.portfolio-gallery__item:focus img {
	transform: scale(1.05);
}

.portfolio-gallery__zoom {
	position: absolute;
	inset: 0;
	display: flex;
	align-items: center;
	justify-content: center;
	background: rgba(10, 31, 67, 0.5);
	opacity: 0;
	transition: opacity 0.3s ease;
}

.portfolio-gallery__zoom .material-symbols-outlined {
	font-size: 40px;
	color: var(--color-white);
}

.portfolio-gallery__item:hover .portfolio-gallery__zoom,
.portfolio-gallery__item:focus .portfolio-gallery__zoom {
	opacity: 1;
}

/* =============================================================================
   BLOG — FEATURED POST CARD
   ============================================================================= */

.blog-featured {
	background: var(--color-white);
	border-radius: var(--radius-lg);
	overflow: hidden;
	box-shadow: var(--shadow-lg);
	display: grid;
	grid-template-columns: 1fr 1fr;
	margin-bottom: 48px;
}

.blog-featured__image {
	overflow: hidden;
}

.blog-featured__image img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	transition: transform 0.4s ease;
}

.blog-featured:hover .blog-featured__image img { transform: scale(1.03); }

.blog-featured__body {
	padding: 48px 40px;
	display: flex;
	flex-direction: column;
	justify-content: center;
}

.blog-featured__label {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	font-size: var(--fs-xs);
	font-weight: var(--font-weight-bold);
	letter-spacing: .1em;
	text-transform: uppercase;
	color: var(--color-accent);
	margin-bottom: 16px;
}

.blog-featured__title {
	font-size: var(--fs-h3);
	font-weight: var(--font-weight-bold);
	color: var(--color-heading);
	margin-bottom: 16px;
	line-height: var(--lh-heading);
}

.blog-featured__title a { color: inherit; text-decoration: none; }
.blog-featured__title a:hover { color: var(--color-accent); }

.blog-featured__excerpt {
	font-size: var(--fs-body);
	color: var(--color-text-muted);
	line-height: var(--lh-body);
	margin-bottom: 24px;
}

.blog-featured__meta {
	display: flex;
	align-items: center;
	gap: 16px;
	font-size: var(--fs-sm);
	color: var(--color-text-light);
	margin-top: auto;
}

/* =============================================================================
   BLOG — TWO-COLUMN LAYOUT WITH SIDEBAR
   ============================================================================= */

.blog-layout {
	display: grid;
	grid-template-columns: 1fr 320px;
	gap: 48px;
	align-items: start;
}

.blog-sidebar {
	position: sticky;
	top: calc(var(--header-height) + 24px);
}

.blog-sidebar__widget {
	background: var(--color-white);
	border-radius: var(--radius-lg);
	padding: 28px;
	margin-bottom: 28px;
	box-shadow: var(--shadow-card);
}

.blog-sidebar__widget-title {
	font-size: var(--fs-h5);
	font-weight: var(--font-weight-bold);
	color: var(--color-primary);
	margin-bottom: 20px;
	padding-bottom: 12px;
	border-bottom: 2px solid var(--color-accent);
}

.blog-sidebar__cat-list {
	list-style: none;
	padding: 0;
	margin: 0;
}

.blog-sidebar__cat-item {
	display: flex;
	align-items: center;
	justify-content: space-between;
	padding: 8px 0;
	border-bottom: 1px solid var(--color-border);
	font-size: var(--fs-body);
}

.blog-sidebar__cat-item:last-child { border-bottom: none; }

.blog-sidebar__cat-item a {
	color: var(--color-text);
	text-decoration: none;
	transition: color var(--transition-fast);
}

.blog-sidebar__cat-item a:hover { color: var(--color-accent); }

.blog-sidebar__cat-count {
	font-size: var(--fs-xs);
	font-weight: var(--font-weight-bold);
	color: var(--color-white);
	background: var(--color-primary);
	border-radius: var(--radius-pill);
	padding: 2px 8px;
}

.blog-sidebar__recent-list {
	list-style: none;
	padding: 0;
	margin: 0;
	display: flex;
	flex-direction: column;
	gap: 16px;
}

.blog-sidebar__recent-item {
	display: grid;
	grid-template-columns: 64px 1fr;
	gap: 12px;
	align-items: start;
}

.blog-sidebar__recent-thumb {
	width: 64px;
	height: 64px;
	border-radius: var(--radius-sm);
	object-fit: cover;
}

.blog-sidebar__recent-title {
	font-size: var(--fs-sm);
	font-weight: var(--font-weight-semibold);
	color: var(--color-primary);
	line-height: 1.4;
	margin-bottom: 4px;
}

.blog-sidebar__recent-title a { color: inherit; text-decoration: none; }
.blog-sidebar__recent-title a:hover { color: var(--color-accent); }

.blog-sidebar__recent-date {
	font-size: var(--fs-xs);
	color: var(--color-text-light);
}

/* =============================================================================
   BLOG — RELATED POSTS (single.php)
   ============================================================================= */

.post-related { background: var(--color-bg-light); }

.post-related__heading {
	font-size: var(--fs-h3);
	font-weight: var(--font-weight-bold);
	color: var(--color-heading);
	margin-bottom: 32px;
}

/* =============================================================================
   SEARCH — FILTER TABS + LIVE RESULTS DROPDOWN
   ============================================================================= */

.search-filter-bar {
	display: flex;
	flex-wrap: wrap;
	gap: 8px;
	margin-bottom: 32px;
}

.search-filter-tab {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	padding: 8px 20px;
	font-size: var(--fs-sm);
	font-weight: var(--font-weight-semibold);
	color: var(--color-text-muted);
	background: var(--color-white);
	border: 1.5px solid var(--color-border-medium);
	border-radius: var(--radius-pill);
	cursor: pointer;
	text-decoration: none;
	transition: all var(--transition-fast);
}

.search-filter-tab:hover,
.search-filter-tab.is-active {
	background: var(--color-primary);
	border-color: var(--color-primary);
	color: var(--color-white);
}

.search-filter-tab__count {
	font-size: var(--fs-xs);
	background: rgba(255,255,255,.2);
	border-radius: var(--radius-pill);
	padding: 1px 6px;
}

/* Live search dropdown */
#header-search {
	position: relative;
}

.search-live-results {
	position: absolute;
	top: calc(100% + 4px);
	left: 0;
	right: 0;
	background: var(--color-white);
	border: 1px solid var(--color-border-medium);
	border-radius: var(--radius-md);
	box-shadow: var(--shadow-lg);
	z-index: 500;
	max-height: 420px;
	overflow-y: auto;
	display: none;
}

.search-live-results.is-open { display: block; }

.search-live-result-item {
	display: flex;
	align-items: center;
	gap: 12px;
	padding: 12px 16px;
	border-bottom: 1px solid var(--color-border);
	text-decoration: none;
	color: var(--color-text);
	transition: background var(--transition-fast);
}

.search-live-result-item:last-child { border-bottom: none; }

.search-live-result-item:hover,
.search-live-result-item:focus { background: var(--color-bg-light); }

.search-live-result-item__thumb {
	width: 48px;
	height: 48px;
	border-radius: var(--radius-sm);
	object-fit: cover;
	flex-shrink: 0;
	background: var(--color-bg-light);
}

.search-live-result-item__type {
	font-size: var(--fs-xs);
	font-weight: var(--font-weight-bold);
	letter-spacing: .08em;
	text-transform: uppercase;
	color: var(--color-accent);
	margin-bottom: 2px;
}

.search-live-result-item__title {
	font-size: var(--fs-sm);
	font-weight: var(--font-weight-semibold);
	color: var(--color-heading);
}

.search-live-result-footer {
	padding: 10px 16px;
	text-align: center;
	border-top: 1px solid var(--color-border);
}

.search-live-result-footer a {
	font-size: var(--fs-sm);
	font-weight: var(--font-weight-semibold);
	color: var(--color-accent);
	text-decoration: none;
}

.search-live-results__empty,
.search-live-results__loading {
	padding: 20px 16px;
	text-align: center;
	color: var(--color-text-muted);
	font-size: var(--fs-sm);
}

/* =============================================================================
   RESPONSIVE — New components
   ============================================================================= */

@media (max-width: 1023px) {
	.blog-layout {
		grid-template-columns: 1fr;
	}

	.blog-sidebar {
		position: static;
	}

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

	.blog-featured__image {
		height: 260px;
	}

	.portfolio-gallery__grid {
		grid-template-columns: repeat(2, 1fr);
	}
}

@media (max-width: 767px) {
	.pf-cso-grid {
		grid-template-columns: 1fr;
	}

	.portfolio-gallery__grid {
		grid-template-columns: 1fr 1fr;
	}

	.blog-featured__body {
		padding: 28px 20px;
	}
}

/* =============================================================================
   PSA OXYGEN SYSTEM PAGE — page-psa-oxygen.php
   ============================================================================= */

/* ── Hero ─────────────────────────────────────────────────────────────────── */
.psa-hero {
	padding: 100px 0 80px;
	position: relative;
	overflow: hidden;
}

/* Hero background image — absolutely positioned behind content */
.psa-hero__image-overlay {
	position: absolute;
	inset: 0;
	z-index: 0;
}

.psa-hero__bg-img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	object-position: center 30%;
	opacity: 0.22;
	display: block;
}

/* Ensure text content sits above the image */
.psa-hero .container {
	position: relative;
	z-index: 1;
}

.psa-hero__inner {
	max-width: 760px;
}

.psa-hero__title {
	font-size: var(--fs-h1);
	font-weight: var(--font-weight-bold);
	margin: 16px 0 20px;
	line-height: var(--lh-tight);
	letter-spacing: -0.02em;
}

.psa-hero__subtitle {
	font-size: var(--fs-body-lg);
	line-height: var(--lh-body);
	margin-bottom: 40px;
	max-width: 640px;
	opacity: 0.9;
}

.psa-hero__actions {
	display: flex;
	gap: 16px;
	flex-wrap: wrap;
}

/* ── Shared section header ────────────────────────────────────────────────── */
.psa-section-header {
	text-align: center;
	max-width: 700px;
	margin: 0 auto 56px;
}

.psa-section-header h2 {
	margin: 8px 0 20px;
	letter-spacing: -0.01em;
}

.psa-section-header p {
	color: var(--color-text-muted);
	font-size: var(--fs-body-lg);
	line-height: var(--lh-body);
}

.psa-section-header--light h2,
.psa-section-header--light p {
	color: var(--color-white);
}

.psa-section-header--light p {
	opacity: 0.85;
}

/* ── Product Overview ─────────────────────────────────────────────────────── */
.psa-overview__grid {
	display: grid;
	grid-template-columns: 1fr;
	gap: 56px;
	align-items: start;
}

.psa-overview__grid--has-img {
	grid-template-columns: 1fr 420px;
}

.psa-overview__text h2 {
	margin: 8px 0 20px;
}

.psa-overview__text p {
	color: var(--color-text-muted);
	line-height: 1.75;
	margin-bottom: 16px;
}

.psa-overview__list {
	margin: 24px 0 0;
	padding: 0;
	list-style: none;
}

.psa-overview__list li {
	padding: 10px 0 10px 28px;
	position: relative;
	color: var(--color-text);
	border-bottom: 1px solid var(--color-border);
	font-size: var(--fs-sm);
}

.psa-overview__list li::before {
	content: '';
	position: absolute;
	left: 0;
	top: 50%;
	transform: translateY(-50%);
	width: 14px;
	height: 14px;
	background: var(--color-accent);
	border-radius: 50%;
}

/* Product photo (right column) */
.psa-overview__media {
	position: sticky;
	top: calc(var(--header-height) + 24px);
}

.psa-overview__figure {
	margin: 0;
	border-radius: var(--radius-lg);
	overflow: hidden;
	box-shadow: var(--shadow-lg);
}

.psa-overview__photo {
	width: 100%;
	height: auto;
	display: block;
	object-fit: cover;
	transition: transform 0.4s ease;
}

.psa-overview__figure:hover .psa-overview__photo {
	transform: scale(1.03);
}

.psa-overview__caption {
	background: var(--color-primary);
	color: var(--color-white);
	font-size: var(--fs-xs);
	padding: 10px 16px;
	text-align: center;
	opacity: 0.9;
}

/* Placeholder when no image is uploaded */
.psa-overview__media--placeholder {
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	gap: 12px;
	min-height: 280px;
	background: var(--color-bg-light);
	border: 2px dashed var(--color-border);
	border-radius: var(--radius-lg);
	text-align: center;
	padding: 32px;
	color: var(--color-text-muted);
}

.psa-overview__media--placeholder .material-symbols-outlined {
	font-size: 64px;
	color: var(--color-accent);
	opacity: 0.4;
}

.psa-overview__media--placeholder p {
	font-size: var(--fs-xs);
	margin: 0;
	opacity: 0.6;
}

/* Process flow diagram */
.psa-diagram {
	margin: 0 0 56px;
	border-radius: var(--radius-lg);
	overflow: hidden;
	box-shadow: var(--shadow-lg);
	background: var(--color-white);
}

.psa-diagram__img {
	width: 100%;
	height: auto;
	display: block;
	max-height: 520px;
	object-fit: contain;
	background: var(--color-bg-light);
}

.psa-diagram__caption {
	background: var(--color-primary);
	color: var(--color-white);
	font-size: var(--fs-xs);
	padding: 10px 20px;
	text-align: center;
	opacity: 0.9;
}

/* Components full-width photo */
.psa-comp-photo {
	margin: 0 0 48px;
	border-radius: var(--radius-lg);
	overflow: hidden;
	box-shadow: var(--shadow-lg);
}

.psa-comp-photo__img {
	width: 100%;
	height: auto;
	max-height: 480px;
	object-fit: contain;
	object-position: center;
	display: block;
	background: var(--color-bg-light);
}

.psa-comp-photo__caption {
	background: var(--color-primary);
	color: var(--color-white);
	font-size: var(--fs-xs);
	padding: 10px 20px;
	text-align: center;
	opacity: 0.9;
}

/* Highlight cards (right column) */
.psa-overview__highlights {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 16px;
}

.psa-highlight-card {
	display: flex;
	flex-direction: column;
	align-items: center;
	text-align: center;
	gap: 8px;
	padding: 28px 20px;
	background: var(--color-white);
	border: 1px solid var(--color-border);
	border-top: 3px solid var(--color-accent);
	border-radius: var(--radius-lg);
	box-shadow: var(--shadow-sm);
	transition: box-shadow var(--transition-base), transform var(--transition-base);
}

.psa-highlight-card:hover {
	box-shadow: var(--shadow-card);
	transform: translateY(-3px);
}

.psa-highlight-card__icon {
	font-size: 32px;
	color: var(--color-accent);
	font-variation-settings: 'FILL' 1, 'wght' 400, 'GRAD' 0, 'opsz' 40;
}

.psa-highlight-card__value {
	font-size: var(--fs-h3);
	font-weight: var(--font-weight-bold);
	color: var(--color-primary);
	line-height: 1.1;
	letter-spacing: -0.02em;
}

.psa-highlight-card__label {
	font-size: var(--fs-xs);
	color: var(--color-text-muted);
	text-transform: uppercase;
	letter-spacing: 0.08em;
	font-weight: var(--font-weight-semibold);
}

/* ── PSA Process Steps ────────────────────────────────────────────────────── */
.psa-process__intro {
	text-align: center;
	color: var(--color-text-muted);
	max-width: 640px;
	margin: 0 auto;
	font-size: var(--fs-body);
	line-height: var(--lh-body);
}

.psa-process__steps {
	display: grid;
	grid-template-columns: repeat(5, 1fr);
	gap: 0;
	margin: 56px 0 0;
	padding: 0;
	list-style: none;
	counter-reset: none;
	position: relative;
}

/* Connecting line between steps */
.psa-process__steps::before {
	content: '';
	position: absolute;
	top: 36px;
	left: 10%;
	width: 80%;
	height: 2px;
	background: var(--color-accent);
	opacity: 0.3;
	z-index: 0;
}

.psa-process__step {
	display: flex;
	flex-direction: column;
	align-items: center;
	text-align: center;
	padding: 0 12px;
	position: relative;
	z-index: 1;
}

.psa-process__step-num {
	width: 64px;
	height: 64px;
	border-radius: 50%;
	background: var(--color-primary);
	color: var(--color-accent);
	display: flex;
	align-items: center;
	justify-content: center;
	font-size: var(--fs-h5);
	font-weight: var(--font-weight-bold);
	letter-spacing: -0.02em;
	margin-bottom: 20px;
	flex-shrink: 0;
	border: 2px solid var(--color-accent);
	box-shadow: 0 0 0 6px var(--color-accent-light);
}

.psa-process__step-body {
	display: flex;
	flex-direction: column;
	align-items: center;
}

.psa-process__step-icon {
	font-size: 30px;
	color: var(--color-accent);
	margin-bottom: 12px;
	font-variation-settings: 'FILL' 1, 'wght' 300, 'GRAD' 0, 'opsz' 40;
}

.psa-process__step-title {
	font-size: var(--fs-body);
	font-weight: var(--font-weight-semibold);
	color: var(--color-primary);
	margin: 0 0 10px;
	letter-spacing: -0.01em;
}

.psa-process__step-text {
	font-size: var(--fs-xs);
	color: var(--color-text-muted);
	line-height: 1.65;
	margin: 0;
}

/* ── Components Grid ──────────────────────────────────────────────────────── */
.psa-components__group-title {
	font-size: var(--fs-h4);
	font-weight: var(--font-weight-semibold);
	color: var(--color-primary);
	margin: 0 0 28px;
	padding-bottom: 12px;
	border-bottom: 2px solid var(--color-border);
}

.psa-components__group-title--optional {
	margin-top: 56px;
	color: var(--color-text-muted);
}

.psa-comp-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 24px;
}

.psa-comp-grid--optional {
	grid-template-columns: repeat(4, 1fr);
}

.psa-comp-card {
	padding: 28px 24px;
	background: var(--color-white);
	border: 1px solid var(--color-border);
	border-radius: var(--radius-lg);
	transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.psa-comp-card:hover {
	box-shadow: var(--shadow-lg);
	transform: translateY(-3px);
}

.psa-comp-card--optional {
	border-top: 3px solid var(--color-accent);
	background: var(--color-bg-light);
}

.psa-comp-card__icon {
	font-size: 36px;
	color: var(--color-accent);
	display: block;
	margin-bottom: 16px;
	font-variation-settings: 'FILL' 1, 'wght' 300, 'GRAD' 0, 'opsz' 40;
}

.psa-comp-card__title {
	font-size: var(--fs-body);
	font-weight: var(--font-weight-semibold);
	color: var(--color-heading);
	margin: 0 0 10px;
	letter-spacing: -0.01em;
}

.psa-comp-card__body {
	font-size: var(--fs-sm);
	color: var(--color-text-muted);
	line-height: 1.65;
	margin: 0;
}

/* ── Applications ─────────────────────────────────────────────────────────── */
.psa-app-grid {
	display: grid;
	grid-template-columns: repeat(5, 1fr);
	gap: 20px;
}

.psa-app-item {
	display: flex;
	flex-direction: column;
	align-items: center;
	text-align: center;
	gap: 12px;
	padding: 28px 16px;
	background: rgba(255, 255, 255, 0.07);
	border: 1px solid rgba(255, 255, 255, 0.15);
	border-radius: var(--radius-lg);
	transition: background 0.2s ease;
}

.psa-app-item:hover {
	background: rgba(255, 255, 255, 0.13);
}

.psa-app-item__icon {
	font-size: 40px;
	color: var(--color-accent);
	font-variation-settings: 'FILL' 1, 'wght' 300, 'GRAD' 0, 'opsz' 40;
}

.psa-app-item__label {
	font-size: var(--fs-sm);
	font-weight: var(--font-weight-medium);
	color: var(--color-white);
	line-height: 1.4;
	opacity: 0.9;
}

/* ── Specs Table ──────────────────────────────────────────────────────────── */
.psa-specs__table-wrap {
	overflow-x: auto;
	border-radius: var(--radius-lg);
	border: 1px solid var(--color-border);
	box-shadow: var(--shadow-card);
	-webkit-overflow-scrolling: touch;
}

.psa-specs__table {
	width: 100%;
	min-width: 700px;
	border-collapse: collapse;
	font-size: var(--fs-body);
}

.psa-specs__table thead {
	background: var(--color-primary);
	color: var(--color-white);
}

.psa-specs__table thead th {
	padding: 16px 20px;
	text-align: left;
	font-weight: var(--font-weight-semibold);
	font-size: var(--fs-xs);
	text-transform: uppercase;
	letter-spacing: 0.08em;
	white-space: nowrap;
}

.psa-specs__table thead th:first-child {
	border-radius: var(--radius-lg) 0 0 0;
}

.psa-specs__table thead th:last-child {
	border-radius: 0 var(--radius-lg) 0 0;
}

.psa-specs__table tbody tr {
	border-bottom: 1px solid var(--color-border);
	transition: background 0.15s ease;
}

.psa-specs__table tbody tr:last-child {
	border-bottom: none;
}

.psa-specs__table tbody tr:hover {
	background: var(--color-accent-light);
}

.psa-specs__table tbody th,
.psa-specs__table tbody td {
	padding: 14px 20px;
	color: var(--color-text);
}

.psa-specs__table tbody th {
	font-weight: var(--font-weight-semibold);
	color: var(--color-primary);
	background: var(--color-bg-light);
	white-space: nowrap;
}

.psa-specs__row--alt td,
.psa-specs__row--alt th {
	background: var(--color-white);
}

/* EP-Z custom row accent */
.psa-specs__table tbody tr:last-child th,
.psa-specs__table tbody tr:last-child td {
	color: var(--color-accent);
	font-style: italic;
}

/* ── Selection Guide ──────────────────────────────────────────────────────── */
.psa-guide__grid {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 64px;
	align-items: start;
}

.psa-guide__formula h2 {
	margin: 8px 0 20px;
}

.psa-formula {
	margin: 32px 0;
}

.psa-formula__box {
	display: inline-flex;
	align-items: center;
	gap: 20px;
	background: var(--color-primary);
	color: var(--color-white);
	padding: 28px 36px;
	border-radius: var(--radius-lg);
	border-left: 5px solid var(--color-accent);
	font-size: var(--fs-body-lg);
	flex-wrap: wrap;
	box-shadow: var(--shadow-lg);
}

.psa-formula__lhs {
	font-weight: var(--font-weight-bold);
	color: var(--color-accent);
	white-space: nowrap;
}

.psa-formula__eq {
	font-size: 1.5rem;
	opacity: 0.6;
}

.psa-formula__rhs {
	line-height: 1.9;
}

.psa-formula__plus {
	opacity: 0.6;
}

.psa-guide__note {
	font-size: var(--fs-body);
	color: var(--color-text-muted);
	margin: 0;
	line-height: var(--lh-body);
}

.psa-guide__notes h3 {
	font-size: var(--fs-h4);
	font-weight: var(--font-weight-bold);
	color: var(--color-primary);
	margin: 0 0 24px;
	letter-spacing: -0.01em;
}

.psa-guide__note-list {
	padding: 0;
	list-style: none;
	margin: 0;
}

.psa-guide__note-list li {
	position: relative;
	padding: 14px 0 14px 28px;
	border-bottom: 1px solid var(--color-border);
	font-size: var(--fs-body);
	color: var(--color-text-muted);
	line-height: var(--lh-body);
}

.psa-guide__note-list li::before {
	content: '';
	position: absolute;
	left: 0;
	top: 18px;
	width: 8px;
	height: 8px;
	background: var(--color-accent);
	border-radius: 50%;
}

/* ── CTA Banner ───────────────────────────────────────────────────────────── */
.psa-cta {
	padding: 80px 0;
}

.psa-cta__inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 40px;
	flex-wrap: wrap;
}

.psa-cta__text h2 {
	margin: 0 0 12px;
	font-size: var(--fs-h2);
	letter-spacing: -0.02em;
}

.psa-cta__text p {
	opacity: 0.85;
	margin: 0;
	max-width: 540px;
	font-size: var(--fs-body-lg);
	line-height: var(--lh-body);
}

.psa-cta__actions {
	display: flex;
	gap: 16px;
	flex-shrink: 0;
	flex-wrap: wrap;
}

/* =============================================================================
   PSA PAGE — RESPONSIVE
   ============================================================================= */

@media ( max-width: 1023px ) {

	.psa-overview__grid,
	.psa-overview__grid--has-img {
		grid-template-columns: 1fr;
		gap: 40px;
	}

	.psa-overview__media {
		position: static;
	}

	.psa-overview__highlights {
		grid-template-columns: repeat(4, 1fr);
	}

	.psa-comp-photo__img {
		max-height: 340px;
	}

	.psa-process__steps {
		grid-template-columns: 1fr 1fr;
		gap: 32px;
	}

	.psa-process__steps::before {
		display: none;
	}

	.psa-comp-grid {
		grid-template-columns: 1fr 1fr;
	}

	.psa-comp-grid--optional {
		grid-template-columns: 1fr 1fr;
	}

	.psa-app-grid {
		grid-template-columns: repeat(3, 1fr);
	}

	.psa-guide__grid {
		grid-template-columns: 1fr;
		gap: 40px;
	}

	.psa-cta__inner {
		flex-direction: column;
		text-align: center;
	}

	.psa-cta__text p {
		margin: 0 auto;
	}
}

@media ( max-width: 767px ) {

	.psa-hero {
		padding: 72px 0 56px;
	}

	.psa-hero__actions {
		flex-direction: column;
	}

	.psa-overview__highlights {
		grid-template-columns: 1fr 1fr;
	}

	.psa-process__steps {
		grid-template-columns: 1fr;
	}

	.psa-comp-grid,
	.psa-comp-grid--optional {
		grid-template-columns: 1fr;
	}

	.psa-app-grid {
		grid-template-columns: 1fr 1fr;
	}

	.psa-formula__box {
		flex-direction: column;
		text-align: center;
		gap: 12px;
		padding: 24px 20px;
	}
}

/* =============================================================================
   PRE-ENGINEERED BUILDINGS PAGE — page-peb.php
   ============================================================================= */

/* ── Shared section header ───────────────────────────────────────────────── */
.peb-section-head {
	text-align: center;
	max-width: 720px;
	margin: 0 auto 56px;
}

.peb-section-head h2 {
	margin: 8px 0 20px;
	letter-spacing: -0.01em;
}

.peb-section-head p {
	color: var(--color-text-muted);
	font-size: var(--fs-body-lg);
	line-height: var(--lh-body);
}

.peb-section-head--light h2,
.peb-section-head--light p { color: var(--color-white); }
.peb-section-head--light p { opacity: 0.85; }

/* ── Hero ────────────────────────────────────────────────────────────────── */
.peb-hero {
	position: relative;
	padding: 100px 0 72px;
	overflow: hidden;
}

.peb-hero__bg-wrap {
	position: absolute;
	inset: 0;
	z-index: 0;
}

.peb-hero__bg-img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	object-position: center 40%;
	opacity: 0.2;
	display: block;
}

.peb-hero .container { position: relative; z-index: 1; }

.peb-hero__inner { max-width: 800px; }

.peb-hero__title {
	font-size: var(--fs-h1);
	font-weight: var(--font-weight-bold);
	line-height: var(--lh-tight);
	letter-spacing: -0.02em;
	margin: 16px 0 20px;
}

.peb-hero__sub {
	font-size: var(--fs-body-lg);
	line-height: var(--lh-body);
	max-width: 620px;
	margin-bottom: 40px;
	opacity: 0.9;
}

.peb-hero__actions {
	display: flex;
	gap: 16px;
	flex-wrap: wrap;
	margin-bottom: 56px;
}

/* Hero stats strip */
.peb-hero__stats {
	display: grid;
	grid-template-columns: repeat(4, auto);
	justify-content: start;
	gap: 0;
	border-top: 1px solid rgba(255,255,255,0.25);
	padding-top: 28px;
	margin-top: 32px;
}

.peb-hero__stat {
	display: flex;
	flex-direction: column;
	gap: 6px;
	padding: 0 32px 0 0;
	margin-right: 32px;
	border-right: 1px solid rgba(255,255,255,0.25);
}

.peb-hero__stat:last-child {
	border-right: none;
	padding-right: 0;
	margin-right: 0;
}

.peb-hero__stat-val {
	font-size: var(--fs-h2);
	font-weight: var(--font-weight-bold);
	color: var(--color-accent);
	line-height: 1;
	letter-spacing: -0.03em;
	white-space: nowrap;
}

.peb-hero__stat-label {
	font-size: var(--fs-xs);
	color: var(--color-text-on-dark-2);
	text-transform: uppercase;
	letter-spacing: 0.08em;
	font-weight: var(--font-weight-medium);
	white-space: nowrap;
}

/* ── Overview ─────────────────────────────────────────────────────────────── */
.peb-overview__grid {
	display: grid;
	grid-template-columns: 1fr;
	gap: 56px;
	align-items: start;
}

.peb-overview__grid--has-img {
	grid-template-columns: 1fr 400px;
}

.peb-overview__text h2 { margin: 8px 0 20px; }
.peb-overview__text p {
	color: var(--color-text-muted);
	line-height: 1.75;
	margin-bottom: 16px;
}

/* Advantage mini-cards */
.peb-adv-grid {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 16px;
	margin-top: 32px;
}

.peb-adv-card {
	display: flex;
	gap: 14px;
	align-items: flex-start;
	padding: 18px 16px;
	background: var(--color-bg-light);
	border-radius: var(--radius-md);
	border-left: 3px solid var(--color-red);
}

.peb-adv-card__icon {
	font-size: 28px;
	color: var(--color-red);
	flex-shrink: 0;
	margin-top: 2px;
	font-variation-settings: 'FILL' 1, 'wght' 300, 'GRAD' 0, 'opsz' 40;
}

.peb-adv-card__title {
	font-size: var(--fs-body);
	font-weight: var(--font-weight-semibold);
	color: var(--color-heading);
	margin: 0 0 4px;
	letter-spacing: -0.01em;
}

.peb-adv-card__body {
	font-size: var(--fs-sm);
	color: var(--color-text-muted);
	line-height: 1.6;
	margin: 0;
}

/* Overview media */
.peb-overview__media {
	position: sticky;
	top: calc(var(--header-height) + 24px);
}

.peb-overview__figure {
	margin: 0;
	border-radius: var(--radius-lg);
	overflow: hidden;
	box-shadow: var(--shadow-lg);
}

.peb-overview__photo {
	width: 100%;
	height: 480px;
	object-fit: cover;
	display: block;
	transition: transform 0.4s ease;
}

.peb-overview__figure:hover .peb-overview__photo { transform: scale(1.03); }

/* Floating badge */
.peb-overview__badge {
	position: absolute;
	bottom: -16px;
	left: 24px;
	display: flex;
	align-items: center;
	gap: 8px;
	background: var(--color-red);
	color: var(--color-white);
	font-size: var(--fs-sm);
	font-weight: var(--font-weight-semibold);
	padding: 10px 20px;
	border-radius: var(--radius-md);
	box-shadow: var(--shadow-red);
}

.peb-overview__badge .material-symbols-outlined { font-size: 20px; }

/* ── Services Grid ───────────────────────────────────────────────────────── */
.peb-svc-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 28px;
}

.peb-svc-card {
	background: var(--color-white);
	border-radius: var(--radius-lg);
	overflow: hidden;
	box-shadow: var(--shadow-card);
	display: flex;
	flex-direction: column;
	transition: box-shadow 0.25s ease, transform 0.25s ease;
}

.peb-svc-card:hover {
	box-shadow: var(--shadow-lg);
	transform: translateY(-4px);
}

/* Card image area */
.peb-svc-card__media {
	position: relative;
	height: 210px;
	overflow: hidden;
	background: var(--color-primary);
	flex-shrink: 0;
}

.peb-svc-card__img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	display: block;
	transition: transform 0.4s ease;
}

.peb-svc-card:hover .peb-svc-card__img { transform: scale(1.06); }

/* Placeholder when no image */
.peb-svc-card__img-placeholder {
	width: 100%;
	height: 100%;
	display: flex;
	align-items: center;
	justify-content: center;
	background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-bg-dark) 100%);
}

.peb-svc-card__img-placeholder .material-symbols-outlined {
	font-size: 72px;
	color: var(--color-accent);
	opacity: 0.5;
}

/* Tag badge on card */
.peb-svc-card__tag {
	position: absolute;
	top: 14px;
	right: 14px;
	background: var(--color-red);
	color: var(--color-white);
	font-size: var(--fs-label);
	font-weight: var(--font-weight-bold);
	text-transform: uppercase;
	letter-spacing: 0.1em;
	padding: 4px 12px;
	border-radius: var(--radius-pill);
}

/* Card body */
.peb-svc-card__body {
	padding: 24px 24px 28px;
	display: flex;
	flex-direction: column;
	flex-grow: 1;
}

.peb-svc-card__icon {
	font-size: 28px;
	color: var(--color-red);
	margin-bottom: 12px;
	font-variation-settings: 'FILL' 1, 'wght' 300, 'GRAD' 0, 'opsz' 40;
}

.peb-svc-card__title {
	font-size: var(--fs-h5);
	font-weight: var(--font-weight-semibold);
	color: var(--color-heading);
	margin: 0 0 12px;
	letter-spacing: -0.01em;
}

.peb-svc-card__desc {
	font-size: var(--fs-sm);
	color: var(--color-text-muted);
	line-height: 1.65;
	margin: 0 0 16px;
	flex-grow: 1;
}

.peb-svc-card__points {
	list-style: none;
	margin: 0;
	padding: 0;
	border-top: 1px solid var(--color-border);
	padding-top: 14px;
}

.peb-svc-card__points li {
	font-size: var(--fs-sm);
	color: var(--color-text-muted);
	padding: 5px 0 5px 18px;
	position: relative;
}

.peb-svc-card__points li::before {
	content: '';
	position: absolute;
	left: 0;
	top: 50%;
	transform: translateY(-50%);
	width: 6px;
	height: 6px;
	background: var(--color-red);
	border-radius: 50%;
}

/* ── Why PureOX ──────────────────────────────────────────────────────────── */
.peb-why-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 24px;
}

.peb-why-card {
	padding: 32px 28px;
	background: rgba(255,255,255,0.06);
	border: 1px solid rgba(255,255,255,0.12);
	border-radius: var(--radius-lg);
	transition: background 0.2s ease;
}

.peb-why-card:hover { background: rgba(255,255,255,0.1); }

.peb-why-card__icon {
	font-size: 40px;
	color: var(--color-accent);
	display: block;
	margin-bottom: 18px;
	font-variation-settings: 'FILL' 1, 'wght' 300, 'GRAD' 0, 'opsz' 40;
}

.peb-why-card__title {
	font-size: var(--fs-h5);
	font-weight: var(--font-weight-semibold);
	color: var(--color-white);
	margin: 0 0 10px;
	letter-spacing: -0.01em;
}

.peb-why-card__body {
	font-size: var(--fs-sm);
	color: var(--color-text-on-dark-2);
	line-height: var(--lh-body);
	margin: 0;
}

/* ── Process ─────────────────────────────────────────────────────────────── */
.peb-process__diagram {
	margin: 0 0 56px;
	border-radius: var(--radius-lg);
	overflow: hidden;
	box-shadow: var(--shadow-lg);
}

.peb-process__diagram-img {
	width: 100%;
	height: auto;
	max-height: 440px;
	object-fit: contain;
	background: var(--color-bg-light);
	display: block;
}

.peb-process__steps {
	display: grid;
	grid-template-columns: repeat(5, 1fr);
	gap: 0;
	list-style: none;
	margin: 0;
	padding: 0;
	position: relative;
}

/* Connecting line */
.peb-process__steps::before {
	content: '';
	position: absolute;
	top: 34px;
	left: 10%;
	width: 80%;
	height: 2px;
	background: var(--color-accent);
	opacity: 0.25;
	z-index: 0;
}

.peb-process__step {
	display: flex;
	flex-direction: column;
	align-items: center;
	text-align: center;
	padding: 0 12px;
	position: relative;
	z-index: 1;
}

.peb-process__step-num {
	width: 64px;
	height: 64px;
	border-radius: 50%;
	background: var(--color-primary);
	color: var(--color-accent);
	display: flex;
	align-items: center;
	justify-content: center;
	font-size: var(--fs-h5);
	font-weight: var(--font-weight-bold);
	letter-spacing: -0.02em;
	border: 2px solid var(--color-accent);
	box-shadow: 0 0 0 6px var(--color-accent-light);
	margin-bottom: 20px;
	flex-shrink: 0;
}

.peb-process__step-icon {
	font-size: 28px;
	color: var(--color-accent);
	margin-bottom: 10px;
	font-variation-settings: 'FILL' 1, 'wght' 300, 'GRAD' 0, 'opsz' 40;
}

.peb-process__step-title {
	font-size: var(--fs-body);
	font-weight: var(--font-weight-semibold);
	color: var(--color-primary);
	margin: 0 0 8px;
	letter-spacing: -0.01em;
}

.peb-process__step-body {
	font-size: var(--fs-xs);
	color: var(--color-text-muted);
	line-height: 1.65;
	margin: 0;
}

/* ── Gallery ─────────────────────────────────────────────────────────────── */
.peb-gallery__grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 16px;
	margin-bottom: 40px;
}

/* First item spans 2 columns and is taller — featured project */
.peb-gallery__item:first-child {
	grid-column: span 2;
}

.peb-gallery__item {
	margin: 0;
	border-radius: var(--radius-lg);
	overflow: hidden;
	position: relative;
	box-shadow: var(--shadow-card);
}

.peb-gallery__img {
	width: 100%;
	height: 220px;
	object-fit: cover;
	display: block;
	transition: transform 0.4s ease;
}

.peb-gallery__item:first-child .peb-gallery__img { height: 300px; }

.peb-gallery__item:hover .peb-gallery__img { transform: scale(1.04); }

.peb-gallery__caption {
	position: absolute;
	bottom: 0;
	left: 0;
	right: 0;
	background: linear-gradient(to top, var(--color-primary-90) 0%, transparent 100%);
	color: var(--color-white);
	font-size: var(--fs-xs);
	padding: 24px 16px 14px;
	transform: translateY(100%);
	transition: transform 0.3s ease;
}

.peb-gallery__item:hover .peb-gallery__caption { transform: translateY(0); }

.peb-gallery__cta {
	text-align: center;
}

/* ── Capabilities Table ──────────────────────────────────────────────────── */
.peb-caps__table-wrap {
	overflow-x: auto;
	border-radius: var(--radius-lg);
	border: 1px solid var(--color-border);
	box-shadow: var(--shadow-card);
	-webkit-overflow-scrolling: touch;
}

.peb-caps__table {
	width: 100%;
	min-width: 600px;
	border-collapse: collapse;
	font-size: var(--fs-body);
}

.peb-caps__table thead {
	background: var(--color-primary);
	color: var(--color-white);
}

.peb-caps__table thead th {
	padding: 16px 24px;
	text-align: left;
	font-size: var(--fs-xs);
	text-transform: uppercase;
	letter-spacing: 0.08em;
	font-weight: var(--font-weight-semibold);
}

.peb-caps__table thead th:first-child { border-radius: var(--radius-lg) 0 0 0; }
.peb-caps__table thead th:last-child  { border-radius: 0 var(--radius-lg) 0 0; }

.peb-caps__table tbody tr {
	border-bottom: 1px solid var(--color-border);
	transition: background 0.15s ease;
}

.peb-caps__table tbody tr:last-child { border-bottom: none; }
.peb-caps__table tbody tr:hover { background: var(--color-accent-light); }

.peb-caps__table tbody th,
.peb-caps__table tbody td { padding: 14px 24px; }

.peb-caps__table tbody th {
	font-weight: var(--font-weight-semibold);
	color: var(--color-primary);
	background: var(--color-bg-light);
	white-space: nowrap;
}

.peb-caps__val {
	font-weight: var(--font-weight-semibold);
	color: var(--color-accent);
}

.peb-caps__row--alt td,
.peb-caps__row--alt th { background: var(--color-white); }


/* =============================================================================
   PEB PAGE — RESPONSIVE
   ============================================================================= */

@media ( max-width: 1023px ) {

	.peb-overview__grid--has-img {
		grid-template-columns: 1fr;
	}

	.peb-overview__media { position: static; }

	.peb-overview__photo { height: 360px; }

	.peb-overview__badge { bottom: 12px; }

	.peb-svc-grid { grid-template-columns: 1fr 1fr; }

	.peb-why-grid { grid-template-columns: 1fr 1fr; }

	.peb-process__steps {
		grid-template-columns: 1fr 1fr;
		gap: 32px;
	}

	.peb-process__steps::before { display: none; }

	.peb-gallery__grid { grid-template-columns: 1fr 1fr; }
	.peb-gallery__item:first-child { grid-column: span 2; }

}

@media ( max-width: 767px ) {

	.peb-hero { padding: 72px 0 48px; }

	.peb-hero__actions { flex-direction: column; }

	.peb-hero__stats {
		grid-template-columns: repeat(2, auto);
		gap: 24px 0;
	}

	.peb-hero__stat {
		padding: 0 20px 0 0;
		margin-right: 20px;
		border-right: 1px solid rgba(255,255,255,0.25);
	}

	.peb-hero__stat:nth-child(2) {
		border-right: none;
		padding-right: 0;
		margin-right: 0;
	}

	.peb-adv-grid { grid-template-columns: 1fr; }

	.peb-svc-grid { grid-template-columns: 1fr; }

	.peb-why-grid { grid-template-columns: 1fr; }

	.peb-process__steps { grid-template-columns: 1fr; }

	.peb-gallery__grid { grid-template-columns: 1fr; }
	.peb-gallery__item:first-child { grid-column: span 1; }
	.peb-gallery__item:first-child .peb-gallery__img { height: 240px; }

	.peb-gallery__caption {
		transform: translateY(0);
	}
}