.ro-coa__hero {
	padding: 76px 0 64px;
	border-bottom: 1px solid var(--ro-line);
	background: linear-gradient(135deg, #f3f7ff 0%, #ffffff 58%, #edf2ff 100%);
}

.ro-coa__hero-layout {
	display: grid;
	grid-template-columns: minmax(0, 1fr) auto;
	align-items: end;
	gap: 48px;
}

.ro-coa__hero h1 {
	max-width: 780px;
	margin: 0 0 20px;
	font-size: clamp(42px, 5.4vw, 72px);
	font-weight: 600;
	letter-spacing: -0.03em;
	line-height: 1.02;
}

.ro-coa__lede {
	max-width: 680px;
	margin: 0;
	color: var(--ro-muted);
	font-size: 18px;
	line-height: 1.6;
}

.ro-coa__stats {
	display: grid;
	grid-template-columns: repeat(2, minmax(118px, 1fr));
	margin: 0;
	border: 1px solid var(--ro-line);
	border-radius: 8px;
	background: #fff;
	box-shadow: 0 18px 45px rgba(22, 53, 69, 0.07);
}

.ro-coa__stats div {
	min-width: 118px;
	padding: 20px 22px;
}

.ro-coa__stats div + div {
	border-left: 1px solid var(--ro-line);
}

.ro-coa__stats dt {
	margin-bottom: 7px;
	color: var(--ro-muted);
	font-family: var(--ro-font-mono);
	font-size: 10px;
	font-weight: 500;
	letter-spacing: 0.09em;
	line-height: 1.25;
	text-transform: uppercase;
}

.ro-coa__stats dd {
	margin: 0;
	color: var(--ro-ink);
	font-size: 30px;
	font-weight: 600;
	letter-spacing: -0.03em;
	line-height: 1;
}

.ro-coa__library {
	padding: 76px 0 96px;
}

.ro-coa__section-heading {
	display: flex;
	align-items: end;
	justify-content: space-between;
	gap: 24px;
	margin-bottom: 36px;
}

.ro-coa__section-heading h2 {
	margin: 0;
}

.ro-coa__section-heading > p {
	margin: 0;
	color: var(--ro-muted);
	font-size: 13px;
}

.ro-coa__grid {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 20px;
}

.ro-coa__card {
	min-width: 0;
	border: 1px solid var(--ro-line);
	border-radius: 8px;
	background: #fff;
	overflow: hidden;
}

.ro-coa__card-heading {
	display: grid;
	grid-template-columns: auto minmax(0, 1fr);
	align-items: start;
	gap: 16px;
	padding: 24px;
	border-bottom: 1px solid var(--ro-line);
	background: var(--ro-surface);
}

.ro-coa__index {
	padding-top: 3px;
	color: var(--ro-accent);
	font-family: var(--ro-font-mono);
	font-size: 12px;
	font-weight: 500;
	letter-spacing: 0.08em;
	line-height: 1.25;
}

.ro-coa__card h3 {
	margin: 0 0 8px;
	color: var(--ro-ink);
	font-size: 22px;
	font-weight: 600;
	letter-spacing: -0.02em;
	line-height: 1.14;
}

.ro-coa__product-link {
	color: var(--ro-muted);
	font-size: 12px;
	font-weight: 600;
	text-decoration: none;
}

.ro-coa__product-link:hover,
.ro-coa__product-link:focus-visible {
	color: var(--ro-accent);
}

.ro-coa__documents {
	margin: 0;
	padding: 0;
	list-style: none;
}

.ro-coa__documents li + li {
	border-top: 1px solid var(--ro-line);
}

.ro-coa__documents a {
	display: grid;
	grid-template-columns: auto minmax(0, 1fr) auto;
	align-items: center;
	gap: 14px;
	min-height: 76px;
	padding: 14px 18px;
	color: var(--ro-ink);
	text-decoration: none;
	transition: background-color 150ms ease, color 150ms ease;
}

.ro-coa__documents a:hover,
.ro-coa__documents a:focus-visible {
	background: #f8faff;
	color: var(--ro-accent);
}

.ro-coa__documents a:focus-visible {
	outline: 2px solid var(--ro-accent);
	outline-offset: -2px;
}

.ro-coa__document-icon {
	display: grid;
	width: 42px;
	height: 42px;
	border: 1px solid #dce4f6;
	border-radius: 6px;
	place-items: center;
	background: #f0f4ff;
	color: var(--ro-accent);
}

.ro-coa__document-icon svg {
	fill: none;
	stroke: currentColor;
	stroke-width: 1.5;
	stroke-linecap: round;
	stroke-linejoin: round;
}

.ro-coa__document-copy {
	display: block;
	min-width: 0;
}

.ro-coa__document-copy strong,
.ro-coa__document-copy small {
	display: block;
}

.ro-coa__document-copy strong {
	font-size: 14px;
	font-weight: 600;
	line-height: 1.3;
}

.ro-coa__document-copy small {
	margin-top: 4px;
	color: var(--ro-muted);
	font-family: var(--ro-font-mono);
	font-size: 9px;
	font-weight: 400;
	letter-spacing: 0.02em;
	line-height: 1.35;
	overflow-wrap: anywhere;
}

.ro-coa__document-type {
	color: var(--ro-muted);
	font-family: var(--ro-font-mono);
	font-size: 10px;
	font-weight: 500;
	letter-spacing: 0.07em;
	line-height: 1.25;
}

.ro-coa__note {
	padding: 30px 0;
	background: var(--ro-ink);
	color: #fff;
}

.ro-coa__note p {
	max-width: 880px;
	margin: 0;
	color: #dfe7f3;
	font-size: 14px;
	line-height: 1.65;
}

.ro-coa__note strong {
	color: #fff;
}

@media (max-width: 860px) {
	.ro-coa__hero-layout {
		grid-template-columns: 1fr;
		align-items: start;
	}

	.ro-coa__stats {
		width: min(100%, 340px);
	}

	.ro-coa__grid {
		grid-template-columns: 1fr;
	}
}

@media (max-width: 767px) {
	.ro-coa__hero,
	.ro-coa__library {
		padding: 56px 0;
	}

	.ro-coa__hero h1 {
		font-size: 44px;
	}

	.ro-coa__section-heading {
		align-items: flex-start;
		flex-direction: column;
		margin-bottom: 28px;
	}

	.ro-coa__card-heading {
		padding: 20px;
	}

	.ro-coa__documents a {
		grid-template-columns: auto minmax(0, 1fr);
		padding: 14px 16px;
	}

	.ro-coa__document-type {
		display: none;
	}
}

@media (max-width: 420px) {
	.ro-coa__stats {
		width: 100%;
	}

	.ro-coa__stats div {
		min-width: 0;
		padding: 18px;
	}

	.ro-coa__document-icon {
		width: 38px;
		height: 38px;
	}
}