/*
 * ND Brand Theme — Page System
 * Shared presentation for standard pages, singular content, archives, search,
 * classic-editor media/galleries and system states. No workflow or content state lives here.
 */

.nd-page-system {
	--nd-page-wide: min(1040px, calc(100vw - 48px));
	--nd-reading: min(780px, calc(100vw - 48px));
	--nd-surface-border: 1px solid var(--color-line);
}

.nd-page-system .site-content {
	min-height: 58vh;
}

/* Standard page / singular rhythm. */
.nd-page-system .content-page.section {
	padding-block: clamp(72px, 8vw, 124px);
}

.nd-page-system .content-page > .content-shell {
	position: relative;
}

.nd-page-header {
	position: relative;
	padding-top: 22px;
	padding-bottom: clamp(30px, 4vw, 46px);
	margin-bottom: clamp(42px, 6vw, 72px);
	border-bottom: var(--nd-surface-border);
}

.nd-page-header::before {
	position: absolute;
	top: 0;
	left: 0;
	width: 74px;
	height: 2px;
	background: var(--color-red);
	content: "";
}

.nd-page-header .eyebrow {
	margin-bottom: 18px;
}

.nd-page-header h1,
.nd-archive-header h1 {
	max-width: 1000px;
	font-size: clamp(42px, 6vw, 76px);
	text-wrap: balance;
}

.nd-page-header__intro {
	max-width: 720px;
	margin: 24px 0 0;
	color: var(--color-muted);
	font-size: clamp(16px, 1.6vw, 19px);
	line-height: 1.7;
}

.nd-archive-description > :last-child,
.nd-page-header__intro > :last-child {
	margin-bottom: 0;
}

.page-cover,
.single-cover {
	width: min(1040px, calc(100vw - 48px));
	max-width: none;
	margin: 0 50% clamp(50px, 7vw, 82px);
	transform: translateX(-50%);
	background: var(--color-surface);
	border: var(--nd-surface-border);
	box-shadow: var(--shadow-soft);
}

.page-cover img,
.single-cover img {
	width: 100%;
	max-height: min(72vh, 820px);
	object-fit: cover;
}

.nd-single-meta {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 9px;
	margin-top: 24px;
	color: var(--color-muted);
	font-size: 12px;
}

.nd-single-meta a {
	color: var(--color-steel);
	border-bottom: 1px solid transparent;
}

.nd-single-meta a:hover {
	border-bottom-color: var(--color-red);
	color: var(--color-blue);
}

/* Long-form content from the ND Theme Editor / Classic Editor. */
.nd-prose {
	font-size: clamp(16px, 1.25vw, 18px);
	line-height: 1.82;
}

.nd-prose > * {
	max-width: 100%;
}

.nd-prose > * + * {
	margin-top: 1.65em;
}

.nd-prose h2,
.nd-prose h3,
.nd-prose h4 {
	text-wrap: balance;
}

.nd-prose h2 {
	margin-top: 2.6em;
	font-size: clamp(30px, 3.4vw, 46px);
}

.nd-prose h3 {
	margin-top: 2.35em;
	font-size: clamp(24px, 2.5vw, 34px);
}

.nd-prose h4 {
	margin-top: 2em;
	font-size: 20px;
}

.nd-prose p,
.nd-prose li {
	color: var(--color-ink);
}

.nd-prose > p:first-child {
	font-size: 1.06em;
}

.nd-prose ul,
.nd-prose ol {
	padding-left: 1.35em;
}

.nd-prose li + li {
	margin-top: .45em;
}

.nd-prose a:not(.button) {
	border-bottom: 1px solid var(--color-red);
	color: var(--color-blue);
	text-decoration: none;
	text-underline-offset: 3px;
}

.nd-prose a:not(.button):hover {
	border-bottom-color: var(--color-blue);
}

.nd-prose hr {
	width: 100%;
	margin-block: clamp(44px, 7vw, 76px);
	border: 0;
	border-top: 1px solid var(--color-line);
}

.nd-prose blockquote {
	position: relative;
	padding: clamp(26px, 4vw, 42px);
	margin-inline: 0;
	background: var(--color-card);
	border: 1px solid var(--color-line);
	border-right: 3px solid var(--color-red);
	color: var(--color-blue);
	box-shadow: var(--shadow-soft);
}

.nd-prose blockquote p {
	margin-bottom: 0;
	color: inherit;
	font-size: clamp(19px, 2vw, 24px);
	line-height: 1.65;
}

.nd-prose blockquote cite {
	display: block;
	margin-top: 16px;
	color: var(--color-muted);
	font-size: 12px;
	font-style: normal;
}

.nd-prose figure {
	margin-inline: 0;
}

.nd-prose figcaption {
	margin-top: 10px;
	color: var(--color-muted);
	font-size: 11px;
	line-height: 1.55;
	text-align: left;
}

.nd-prose img,
.nd-prose video,
.nd-prose iframe {
	max-width: 100%;
	height: auto;
}

.nd-prose .aligncenter {
	display: block;
	margin-right: auto;
	margin-left: auto;
}

.nd-prose .alignleft {
	float: left;
	max-width: 46%;
	margin: .4em 1.6em 1em 0;
}

.nd-prose .alignright {
	float: right;
	max-width: 46%;
	margin: .4em 0 1em 1.6em;
}

.nd-prose::after {
	display: table;
	clear: both;
	content: "";
}

.nd-standard-page.nd-layout-wide > .content-shell,
.nd-layout-wide .content-page > .content-shell {
	width: var(--shell);
}

.nd-standard-page.nd-layout-wide .nd-prose {
	max-width: 1040px;
}


.nd-prose table {
	width: 100%;
	border-collapse: collapse;
	background: var(--color-card);
	font-size: 14px;
}

.nd-prose th,
.nd-prose td {
	padding: 14px 16px;
	border: 1px solid var(--color-line);
	text-align: left;
	vertical-align: top;
}

.nd-prose th {
	background: var(--color-surface);
	color: var(--color-blue);
	font-weight: 600;
}

.nd-prose pre {
	overflow-x: auto;
	padding: 24px;
	background: var(--color-footer);
	color: #f1f4f3;
	border: 1px solid rgba(255,255,255,.09);
	border-radius: 0;
	font-size: 13px;
	line-height: 1.7;
}

.nd-prose code:not(pre code) {
	padding: .12em .36em;
	background: var(--color-surface);
	border: 1px solid var(--color-line);
	font-size: .88em;
}



.nd-content-pages {
	display: flex;
	flex-wrap: wrap;
	gap: 6px;
	padding-top: 28px;
	margin-top: 48px;
	border-top: 1px solid var(--color-line);
}

.nd-content-pages .post-page-numbers {
	display: grid;
	min-width: 38px;
	height: 38px;
	place-items: center;
	padding: 0 10px;
	border: 1px solid var(--color-line);
	background: var(--color-card);
	color: var(--color-blue);
}

.nd-content-pages .current {
	background: var(--color-blue);
	color: var(--color-card);
}

/* Singular post navigation. */
.nd-single-navigation {
	padding-top: clamp(44px, 6vw, 70px);
	margin-top: clamp(54px, 8vw, 90px);
	border-top: 1px solid var(--color-line);
}

.nd-single-navigation .nav-links {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 14px;
}

.nd-single-navigation a {
	display: flex;
	min-height: 126px;
	flex-direction: column;
	justify-content: space-between;
	padding: 24px;
	background: var(--color-card);
	border: 1px solid var(--color-line);
	transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}

.nd-single-navigation a:hover {
	border-color: var(--color-steel);
	box-shadow: var(--shadow-soft);
	transform: translateY(-2px);
}

.nd-single-navigation span {
	color: var(--color-muted);
	font-size: 10px;
	letter-spacing: .08em;
	text-transform: uppercase;
}

.nd-single-navigation strong {
	color: var(--color-blue);
	font-size: 17px;
	font-weight: 500;
}

/* Archives / search. */
.nd-archive-layout {
	min-height: 65vh;
	background:
		linear-gradient(rgba(69,94,104,.035) 1px, transparent 1px),
		linear-gradient(90deg, rgba(69,94,104,.035) 1px, transparent 1px),
		var(--color-canvas);
	background-size: 48px 48px;
}

.nd-archive-header {
	max-width: 1040px;
	padding-bottom: clamp(34px, 5vw, 54px);
	margin-bottom: clamp(48px, 7vw, 78px);
	border-bottom: 1px solid var(--color-line);
}

.nd-archive-grid {
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 24px;
}

.post-card {
	position: relative;
	display: flex;
	min-width: 0;
	flex-direction: column;
	background: var(--color-card);
	border: 1px solid var(--color-line);
	border-right: 3px solid var(--color-blue);
	box-shadow: 0 12px 40px rgba(38,63,87,.035);
	transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}

.post-card:hover {
	border-right-color: var(--color-red);
	box-shadow: var(--shadow-soft);
	transform: translateY(-3px);
}

.post-card__image {
	border-bottom: 1px solid var(--color-line);
}

.post-card__body {
	display: flex;
	flex: 1;
	flex-direction: column;
	padding: clamp(26px, 3vw, 38px);
}

.post-card__meta {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 14px;
	margin-bottom: 26px;
	color: var(--color-muted);
	font-size: 10px;
	letter-spacing: .07em;
	text-transform: uppercase;
}

.post-card__meta > span:first-child {
	color: var(--color-steel);
}

.post-card h2 {
	margin-bottom: 18px;
	font-size: clamp(25px, 2.6vw, 34px);
	text-wrap: balance;
}

.post-card__excerpt {
	margin-bottom: 28px;
	color: var(--color-muted);
	font-size: 14px;
}

.post-card__excerpt > :last-child {
	margin-bottom: 0;
}

.post-card .text-link {
	margin-top: auto;
}

.post-card--text {
	min-height: 330px;
}

.nd-pagination {
	margin-top: clamp(44px, 7vw, 76px);
}

.nd-pagination .nav-links {
	display: flex;
	flex-wrap: wrap;
	gap: 7px;
}

.nd-pagination .page-numbers {
	display: grid;
	min-width: 42px;
	height: 42px;
	place-items: center;
	padding: 0 11px;
	background: var(--color-card);
	border: 1px solid var(--color-line);
	color: var(--color-blue);
	font-size: 12px;
}

.nd-pagination .current,
.nd-pagination a:hover {
	background: var(--color-blue);
	border-color: var(--color-blue);
	color: var(--color-card);
}

.nd-empty-state {
	max-width: 760px;
	padding: clamp(34px, 6vw, 64px);
	background: var(--color-card);
	border: 1px solid var(--color-line);
	border-right: 3px solid var(--color-steel);
}

.nd-empty-state > span {
	display: block;
	margin-bottom: 44px;
	color: var(--color-steel);
	font-size: 28px;
}

.nd-empty-state h2 {
	margin-bottom: 14px;
	font-size: clamp(28px, 3vw, 40px);
}

.nd-empty-state p {
	margin-bottom: 0;
	color: var(--color-muted);
}

/* Search form shared by search and 404. */
.nd-search-form {
	max-width: 620px;
	margin-top: 30px;
}

.nd-search-form .search-form {
	display: grid;
	grid-template-columns: minmax(0, 1fr) auto;
	gap: 8px;
}

.nd-search-form label {
	display: block;
}

.nd-search-form .search-field {
	width: 100%;
	min-height: 48px;
	padding: 10px 14px;
	border: 1px solid var(--color-line);
	border-radius: 0;
	outline: none;
	background: var(--color-card);
	color: var(--color-ink);
}

.nd-search-form .search-field:focus {
	border-color: var(--color-blue);
	box-shadow: 0 0 0 3px rgba(38,63,87,.08);
}

.nd-search-form .search-submit {
	min-height: 48px;
	padding: 0 20px;
	border: 1px solid var(--color-blue);
	background: var(--color-blue);
	color: var(--color-card);
	cursor: pointer;
}

/* Classic gallery / visual pages. */
.nd-gallery-page .content-page > .content-shell {
	width: var(--shell);
}

.nd-gallery-page .nd-page-header {
	max-width: 940px;
}

.nd-gallery-page .nd-prose > :not(.gallery) {
	width: min(780px, 100%);
	margin-right: auto;
	margin-left: auto;
}

.nd-gallery-page .nd-prose > .gallery {
	width: 100%;
	margin-block: clamp(42px, 7vw, 78px);
}


.nd-gallery-page .gallery-item {
	position: relative;
	overflow: hidden;
	background: var(--color-surface);
	border: 1px solid var(--color-line);
}

.nd-gallery-page .gallery-item img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	transition: filter 420ms ease, transform 500ms ease;
}

.nd-gallery-page .gallery-item:hover img {
	filter: saturate(.88) contrast(1.03);
	transform: scale(1.018);
}


.nd-gallery-page .gallery {
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	gap: 16px;
}

.nd-gallery-page .gallery-item {
	width: auto !important;
	margin: 0 !important;
}

.nd-gallery-page .gallery-caption {
	padding: 10px 12px;
	color: var(--color-muted);
	font-size: 10px;
}

/* 404. */
.nd-not-found {
	display: grid;
	min-height: 72vh;
	align-items: center;
	background:
		linear-gradient(rgba(69,94,104,.04) 1px, transparent 1px),
		linear-gradient(90deg, rgba(69,94,104,.04) 1px, transparent 1px),
		var(--color-canvas);
	background-size: 48px 48px;
}

.nd-not-found__grid {
	display: grid;
	grid-template-columns: minmax(260px, .7fr) minmax(0, 1fr);
	align-items: center;
	gap: clamp(42px, 8vw, 120px);
}

.nd-not-found__code {
	color: var(--color-line);
	font-size: clamp(120px, 18vw, 260px);
	font-weight: 300;
	letter-spacing: -.08em;
	line-height: .75;
}

.nd-not-found__content {
	max-width: 700px;
}

.nd-not-found h1 {
	font-size: clamp(42px, 5vw, 70px);
	text-wrap: balance;
}

.nd-not-found__content > p:not(.eyebrow) {
	max-width: 620px;
	margin: 26px 0 0;
	color: var(--color-muted);
}

.nd-not-found__actions {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 18px 26px;
	margin-top: 34px;
}

/* Contact and purchase inherit the same page-heading cadence. */
.nd-page-system .contact-hub,
.nd-page-system .purchase-hero {
	border-bottom: 1px solid var(--color-line);
}

.nd-page-system .contact-hub__header,
.nd-page-system .purchase-hero__grid {
	position: relative;
}

.nd-page-system .contact-hub__header::before,
.nd-page-system .purchase-hero__grid::before {
	position: absolute;
	top: -22px;
	left: 0;
	width: 74px;
	height: 2px;
	background: var(--color-red);
	content: "";
}

/* Dark-mode surface tuning: all semantic colors still come from core tokens. */
html.theme-dark body.nd-page-system,
.theme-dark.nd-page-system {
	--shadow-soft: 0 18px 58px rgba(0,0,0,.18);
}

.theme-dark .nd-archive-layout,
.theme-dark .nd-not-found {
	background:
		linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px),
		linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px),
		var(--color-canvas);
	background-size: 48px 48px;
}

.theme-dark .nd-search-form .search-field {
	background: var(--color-surface);
}

.theme-dark .nd-prose pre {
	background: #242b2f;
}

/* Responsive page system. */
@media (max-width: 800px) {
	.nd-page-system {
		--nd-page-wide: calc(100vw - 32px);
		--nd-reading: calc(100vw - 32px);
	}

	.page-cover,
	.single-cover {
		width: calc(100vw - 32px);
	}

	.nd-single-navigation .nav-links,
	.nd-not-found__grid {
		grid-template-columns: 1fr;
	}

	.nd-not-found__code {
		font-size: clamp(100px, 34vw, 180px);
	}

	.nd-gallery-page .gallery {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}
}

@media (max-width: 600px) {
	.nd-page-system .content-page.section,
	.nd-archive-layout,
	.nd-not-found {
		padding-block: 72px;
	}

	.nd-page-header h1,
	.nd-archive-header h1,
	.nd-not-found h1 {
		font-size: clamp(36px, 11vw, 52px);
	}

	.nd-archive-grid,
	.nd-gallery-page .gallery {
		grid-template-columns: 1fr;
	}

	.post-card--text {
		min-height: 0;
	}

	.nd-search-form .search-form {
		grid-template-columns: 1fr;
	}

	.nd-search-form .search-submit {
		width: 100%;
	}

	.nd-not-found__actions {
		align-items: flex-start;
		flex-direction: column;
	}

}

@media (prefers-reduced-motion: reduce) {
	.nd-page-system .post-card,
	.nd-page-system .post-card__image img,
	.nd-gallery-page .gallery-item img,
	.nd-single-navigation a {
		transition: none;
	}
}