/* COA archive — mobile-first: stacked variation cards; table from 768px */

.site-main--coa-archive {
	background: var(--color-background);
	padding: var(--space-12) var(--layout-pad) var(--space-16);
}

.coa-archive__shell {
	box-sizing: border-box;
	max-width: var(--layout-max);
	margin: 0 auto;
	display: grid;
	gap: var(--space-8);
}

.coa-archive__header {
	display: grid;
	gap: var(--space-3);
	max-width: 72ch;
}

.coa-archive__eyebrow {
	margin: 0;
	font-size: var(--text-xs);
	font-weight: var(--font-weight-semibold);
	letter-spacing: var(--tracking-label);
	text-transform: uppercase;
	color: var(--color-secondary);
}

.coa-archive__title {
	margin: 0;
	font-family: var(--font-display);
	font-weight: var(--font-weight-display);
	font-size: clamp(2rem, 4.5vw, 2.8rem);
	line-height: var(--leading-tight);
	color: var(--color-primary);
}

.coa-archive__lede {
	margin: 0;
	font-size: var(--text-base);
	line-height: var(--leading-body);
	color: var(--color-text);
}

.coa-archive__groups {
	display: grid;
	gap: var(--space-6);
}

.coa-archive__group {
	display: grid;
	gap: var(--space-4);
	padding: var(--space-6);
	background: var(--color-surface);
	border: 1px solid var(--color-border);
	border-radius: var(--radius-lg);
	box-shadow: var(--shadow-sm);
	scroll-margin-top: calc(var(--header-height-mobile) + var(--space-4));
}

@media (min-width: 768px) {
	.coa-archive__group {
		scroll-margin-top: calc(var(--header-height) + var(--space-4));
	}
}

.coa-archive__group-header {
	display: grid;
	gap: var(--space-2);
}

.coa-archive__group-title {
	margin: 0;
	font-family: var(--font-display);
	font-weight: var(--font-weight-display);
	font-size: clamp(1.4rem, 3vw, 2rem);
	line-height: var(--leading-snug);
	color: var(--color-primary);
}

.coa-archive__group-title a {
	color: inherit;
	text-decoration-color: color-mix(in srgb, var(--color-primary) 35%, transparent);
	text-decoration-thickness: 1px;
	text-underline-offset: 4px;
}

.coa-archive__group-title a:hover,
.coa-archive__group-title a:focus-visible {
	text-decoration-color: var(--color-secondary);
}

.coa-archive__group-meta {
	margin: 0;
	font-size: var(--text-sm);
	color: var(--color-text-secondary);
}

/* —— Mobile: no horizontal scroll; each variation is a card —— */

.coa-archive__table-wrap {
	overflow-x: visible;
	border: 1px solid var(--color-border);
	border-radius: var(--radius-md);
	background: var(--color-background-muted);
}

.coa-archive__table {
	width: 100%;
	min-width: 0;
	display: block;
	border-collapse: collapse;
}

.coa-archive__table thead {
	position: absolute;
	width: 1px;
	height: 1px;
	padding: 0;
	margin: -1px;
	overflow: hidden;
	clip: rect(0, 0, 0, 0);
	white-space: nowrap;
	border: 0;
}

.coa-archive__table tbody {
	display: block;
	width: 100%;
}

.coa-archive__table .coa-archive__row {
	display: block;
	width: 100%;
	box-sizing: border-box;
	margin-bottom: var(--space-3);
	padding: var(--space-4);
	background: var(--color-surface);
	border: 1px solid var(--color-border);
	border-radius: var(--radius-md);
	box-shadow: var(--shadow-sm);
}

.coa-archive__table .coa-archive__row:last-child {
	margin-bottom: 0;
}

.coa-archive__table tbody th,
.coa-archive__table tbody td {
	display: block;
	width: 100%;
	box-sizing: border-box;
	padding: 0;
	border: 0;
	vertical-align: top;
	text-align: left;
}

.coa-archive__table tbody th {
	padding-bottom: var(--space-3);
	margin-bottom: var(--space-3);
	border-bottom: 1px solid var(--color-border-subtle);
	font-family: var(--font-mono);
	font-size: var(--text-sm);
	font-weight: var(--font-weight-medium);
	line-height: var(--leading-snug);
	color: var(--color-text);
}

.coa-archive__table tbody th::before {
	content: attr(data-label);
	display: block;
	margin-bottom: var(--space-1);
	font-family: var(--font-body);
	font-size: var(--text-xs);
	font-weight: var(--font-weight-semibold);
	letter-spacing: var(--tracking-label);
	text-transform: uppercase;
	color: var(--color-secondary);
}

.coa-archive__table tbody td {
	padding-block: var(--space-3);
	border-bottom: 1px solid color-mix(in srgb, var(--color-border) 70%, var(--color-surface));
}

.coa-archive__table tbody td:last-child {
	border-bottom: 0;
	padding-bottom: 0;
}

.coa-archive__table tbody td::before {
	content: attr(data-label);
	display: block;
	margin-bottom: var(--space-2);
	font-size: var(--text-xs);
	font-weight: var(--font-weight-semibold);
	letter-spacing: var(--tracking-label);
	text-transform: uppercase;
	color: var(--color-secondary);
}

.coa-archive__doc-list {
	list-style: none;
	margin: 0;
	padding: 0;
	display: grid;
	gap: var(--space-2);
}

.coa-archive__doc-list li {
	display: block;
}

.coa-archive__doc-link {
	box-sizing: border-box;
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: var(--space-3);
	width: 100%;
	min-height: var(--size-touch);
	padding: var(--space-2) var(--space-3);
	font-size: var(--text-sm);
	font-weight: var(--font-weight-medium);
	color: var(--color-primary);
	text-decoration: none;
	border-radius: var(--radius-md);
	border: 1px solid var(--color-border);
	background: var(--color-surface);
}

.coa-archive__doc-link:hover,
.coa-archive__doc-link:focus-visible {
	color: var(--color-secondary);
	border-color: var(--color-secondary);
	background: var(--color-background-muted);
}

.coa-archive__doc-label {
	flex: 1 1 auto;
	min-width: 0;
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap;
}

.coa-archive__doc-meta {
	flex: 0 0 auto;
	display: inline-flex;
	align-items: center;
	gap: var(--space-1);
	padding: var(--space-1) var(--space-2);
	border-radius: var(--radius-sm);
	background: var(--color-surface-muted);
	font-size: var(--text-2xs);
	font-weight: var(--font-weight-semibold);
	letter-spacing: 0.06em;
	text-transform: uppercase;
	color: var(--color-secondary);
}

.coa-archive__doc-meta .veylo-icon {
	flex-shrink: 0;
	width: 14px;
	height: 14px;
	color: currentColor;
}

.coa-archive__missing {
	display: inline-block;
	padding: var(--space-2) 0;
	font-size: var(--text-sm);
	color: var(--color-text-secondary);
}

.coa-archive__empty,
.coa-archive__review {
	margin: 0;
	padding: var(--space-6);
	background: var(--color-surface);
	border: 1px solid var(--color-border);
	border-radius: var(--radius-md);
	color: var(--color-text);
}

.coa-archive__review {
	display: grid;
	gap: var(--space-4);
}

.coa-archive__review-title {
	margin: 0;
	font-family: var(--font-display);
	font-weight: var(--font-weight-display);
	font-size: clamp(1.2rem, 2.4vw, 1.6rem);
	line-height: var(--leading-snug);
	color: var(--color-primary);
}

.coa-archive__review-list {
	margin: 0;
	padding: 0;
	list-style: none;
	display: grid;
	gap: var(--space-2);
}

.coa-archive__review-list li {
	display: flex;
	flex-wrap: wrap;
	gap: var(--space-2);
}

.coa-archive__review-name {
	font-weight: var(--font-weight-semibold);
	color: var(--color-text);
}

.coa-archive__review-reason {
	color: var(--color-text-secondary);
}

.coa-archive__doc-link:focus-visible,
.coa-archive__group-title a:focus-visible {
	outline: var(--focus-ring);
	outline-offset: var(--focus-offset);
	border-radius: var(--radius-sm);
}

/* —— Tablet/desktop: original full table layout + horizontal scroll if needed —— */

@media (min-width: 768px) {
	.site-main--coa-archive {
		padding: var(--space-16) var(--layout-pad) var(--space-20);
	}

	.coa-archive__group {
		padding: var(--space-8);
	}

	.coa-archive__table-wrap {
		overflow-x: auto;
		-webkit-overflow-scrolling: touch;
		background: linear-gradient(
			180deg,
			color-mix(in srgb, var(--color-background-muted) 78%, var(--color-surface)) 0%,
			var(--color-surface) 56%
		);
	}

	.coa-archive__table {
		display: table;
		width: 100%;
		min-width: 640px;
		border-collapse: collapse;
		table-layout: auto;
	}

	.coa-archive__table thead {
		display: table-header-group;
		position: static;
		width: auto;
		height: auto;
		margin: 0;
		padding: 0;
		overflow: visible;
		clip: auto;
		clip-path: none;
		white-space: normal;
		border: 0;
	}

	.coa-archive__table thead tr {
		display: table-row;
	}

	.coa-archive__table thead th {
		display: table-cell;
		padding: var(--space-3) var(--space-4);
		font-size: var(--text-xs);
		font-weight: var(--font-weight-semibold);
		letter-spacing: var(--tracking-label);
		text-transform: uppercase;
		color: var(--color-secondary);
		background: color-mix(in srgb, var(--color-background-muted) 75%, var(--color-surface));
		border-bottom: 1px solid var(--color-border);
		text-align: left;
	}

	.coa-archive__table tbody {
		display: table-row-group;
	}

	.coa-archive__table .coa-archive__row {
		display: table-row;
		margin: 0;
		padding: 0;
		background: transparent;
		border: 0;
		border-radius: var(--radius-none);
		box-shadow: none;
	}

	.coa-archive__table tbody th,
	.coa-archive__table tbody td {
		display: table-cell;
		width: auto;
		box-sizing: border-box;
		padding: var(--space-4);
		border-bottom: 1px solid var(--color-border-subtle);
		vertical-align: top;
		text-align: left;
	}

	.coa-archive__table tbody th {
		margin: 0;
		font-family: var(--font-mono);
		font-size: var(--text-sm);
		font-weight: var(--font-weight-medium);
		line-height: var(--leading-body);
		color: var(--color-text);
	}

	.coa-archive__table tbody th::before,
	.coa-archive__table tbody td::before {
		content: none;
		display: none;
	}

	/* Undo mobile-only last-cell rule so row dividers span all columns */
	.coa-archive__table tbody td:last-child {
		border-bottom: 1px solid var(--color-border-subtle);
		padding-bottom: var(--space-4);
	}

	.coa-archive__table tbody tr:last-child th,
	.coa-archive__table tbody tr:last-child td {
		border-bottom: 0;
	}

	.coa-archive__doc-list li {
		display: block;
	}

	.coa-archive__doc-link {
		display: inline-flex;
		align-items: baseline;
		flex-wrap: wrap;
		gap: var(--space-2);
		width: auto;
		min-height: 0;
		padding: 0;
		border: 0;
		background: transparent;
		border-radius: var(--radius-none);
		font-size: var(--text-sm);
		font-weight: var(--font-weight-medium);
		color: var(--color-primary);
		text-decoration: none;
	}

	.coa-archive__doc-link:hover,
	.coa-archive__doc-link:focus-visible {
		color: var(--color-secondary);
		border-color: transparent;
		background: transparent;
	}

	.coa-archive__doc-label {
		overflow: visible;
		text-overflow: unset;
		white-space: normal;
		text-decoration: underline;
		text-decoration-color: color-mix(in srgb, var(--color-primary) 35%, transparent);
		text-decoration-thickness: 1px;
		text-underline-offset: 3px;
	}

	.coa-archive__doc-link:hover .coa-archive__doc-label,
	.coa-archive__doc-link:focus-visible .coa-archive__doc-label {
		text-decoration-color: var(--color-secondary);
	}

	.coa-archive__doc-meta {
		align-self: auto;
		vertical-align: middle;
	}

	.coa-archive__doc-meta .veylo-icon {
		display: none;
	}
}

/* —— Single COA PDF viewer (mobile-first) —— */

.site-main--coa-single {
	background: var(--color-background);
	padding: var(--space-6) var(--layout-pad) calc(var(--space-16) + env(safe-area-inset-bottom, 0px));
}

.coa-single__shell {
	box-sizing: border-box;
	max-width: var(--layout-max);
	margin: 0 auto;
}

.coa-single__entry {
	display: grid;
	gap: var(--space-4);
}

.coa-single__header {
	display: grid;
	gap: var(--space-2);
}

.coa-single__back {
	margin: 0 0 var(--space-1);
}

.coa-single__back-link {
	display: inline-flex;
	align-items: center;
	min-height: var(--size-touch);
	font-size: var(--text-sm);
	font-weight: var(--font-weight-medium);
	color: var(--color-primary);
	text-decoration-color: color-mix(in srgb, var(--color-primary) 35%, transparent);
	text-decoration-thickness: 1px;
	text-underline-offset: 3px;
}

.coa-single__back-link:hover,
.coa-single__back-link:focus-visible {
	color: var(--color-secondary);
	text-decoration-color: var(--color-secondary);
}

.coa-single__eyebrow {
	margin: 0;
	font-size: var(--text-xs);
	font-weight: var(--font-weight-semibold);
	letter-spacing: var(--tracking-label);
	text-transform: uppercase;
	color: var(--color-secondary);
}

.coa-single__title {
	margin: 0;
	font-family: var(--font-display);
	font-weight: var(--font-weight-display);
	font-size: clamp(1.5rem, 5.5vw, 2.4rem);
	line-height: var(--leading-tight);
	color: var(--color-primary);
	overflow-wrap: anywhere;
}

/* Sticky action bar on mobile — stays reachable while scrolling the preview */

.coa-single__actions {
	position: sticky;
	top: 0;
	z-index: 2;
	display: grid;
	gap: var(--space-2);
	margin: 0 calc(var(--space-4) * -1);
	padding: var(--space-3) var(--space-4);
	background: color-mix(in srgb, var(--color-surface) 94%, transparent);
	border-bottom: 1px solid var(--color-border);
	backdrop-filter: blur(8px);
	-webkit-backdrop-filter: blur(8px);
}

.coa-single__download,
.coa-single__open {
	box-sizing: border-box;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 100%;
	min-height: var(--size-touch-lg);
	padding: var(--space-3) var(--space-4);
	border-radius: var(--radius-md);
	font-size: var(--text-base);
	font-weight: var(--font-weight-semibold);
	text-decoration: none;
	text-align: center;
}

.coa-single__download {
	border: 1px solid var(--color-primary);
	background: var(--color-primary);
	color: var(--color-on-primary);
}

.coa-single__download:hover,
.coa-single__download:focus-visible {
	background: var(--color-secondary);
	border-color: var(--color-secondary);
	color: var(--color-on-primary);
}

.coa-single__open {
	border: 1px solid var(--color-border);
	background: var(--color-surface);
	color: var(--color-primary);
}

.coa-single__open:hover,
.coa-single__open:focus-visible {
	border-color: var(--color-secondary);
	color: var(--color-secondary);
}

.coa-single__viewer {
	box-sizing: border-box;
	width: 100%;
	min-height: min(58vh, 28rem);
	border: 1px solid var(--color-border);
	border-radius: var(--radius-lg);
	overflow: hidden;
	background: var(--color-surface);
	box-shadow: var(--shadow-sm);
}

.coa-single__frame {
	display: block;
	width: 100%;
	height: min(58vh, 28rem);
	border: 0;
	background: var(--color-background-muted);
}

.coa-single__fallback-note {
	margin: 0;
	font-size: var(--text-sm);
	line-height: var(--leading-body);
	color: var(--color-text-secondary);
}

.coa-single__empty {
	margin: 0;
	padding: var(--space-5);
	background: var(--color-surface);
	border: 1px solid var(--color-border);
	border-radius: var(--radius-md);
	color: var(--color-text);
	font-size: var(--text-sm);
	line-height: var(--leading-body);
}

.coa-single__back-link:focus-visible,
.coa-single__download:focus-visible,
.coa-single__open:focus-visible {
	outline: var(--focus-ring);
	outline-offset: var(--focus-offset);
}

@media (min-width: 768px) {
	.site-main--coa-single {
		padding: var(--space-16) var(--layout-pad) var(--space-20);
	}

	.coa-single__entry {
		gap: var(--space-6);
	}

	.coa-single__header {
		gap: var(--space-3);
		max-width: 72ch;
	}

	.coa-single__back {
		margin: 0;
	}

	.coa-single__back-link {
		min-height: 0;
	}

	.coa-single__actions {
		position: static;
		display: flex;
		flex-wrap: wrap;
		align-items: center;
		gap: var(--space-3);
		margin: 0;
		padding: 0;
		background: transparent;
		border-bottom: 0;
		backdrop-filter: none;
		-webkit-backdrop-filter: none;
	}

	.coa-single__download,
	.coa-single__open {
		width: auto;
		min-height: var(--size-touch);
		font-size: var(--text-sm);
	}

	.coa-single__open {
		padding: var(--space-2) var(--space-4);
	}

	.coa-single__viewer {
		min-height: min(78vh, 60rem);
	}

	.coa-single__frame {
		height: min(78vh, 60rem);
	}
}