:root {
	--color-bg: #f6f8fb;
	--color-surface: #ffffff;
	--color-ink: #151922;
	--color-muted: #667085;
	--color-line: #d8dee8;
	--color-blue: #2357a6;
	--color-green: #1f6f5b;
	--color-red: #b93434;
	--color-gold: #d99a24;
	--shadow-soft: 0 18px 45px rgba(21, 25, 34, 0.08);
	--radius: 8px;
	--site-max: 1120px;
	--article-max: 760px;
	--font-sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
	--font-serif: Georgia, "Times New Roman", serif;
}

* {
	box-sizing: border-box;
}

html {
	min-height: 100%;
	background: var(--color-bg);
	color: var(--color-ink);
	font-family: var(--font-sans);
	line-height: 1.5;
	text-size-adjust: 100%;
}

body {
	margin: 0;
	background: var(--color-bg);
	color: var(--color-ink);
	font-family: var(--font-sans);
}

img {
	display: block;
	max-width: 100%;
	height: auto;
}

a {
	color: inherit;
	text-decoration: none;
}

p {
	margin: 0;
}

.site-header {
	position: sticky;
	top: 0;
	z-index: 20;
	border-bottom: 1px solid rgba(216, 222, 232, 0.8);
	background: rgba(246, 248, 251, 0.92);
	backdrop-filter: blur(16px);
}

.site-header__inner {
	width: min(var(--site-max), calc(100% - 32px));
	min-height: 76px;
	margin: 0 auto;
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 24px;
}

.brand {
	display: inline-flex;
	align-items: center;
	gap: 12px;
	font-weight: 800;
	letter-spacing: 0;
}

.brand__mark {
	width: 42px;
	height: 42px;
	display: inline-grid;
	place-items: center;
	border: 1px solid var(--color-line);
	border-radius: var(--radius);
	background: var(--color-surface);
	color: var(--color-blue);
	font-size: 14px;
	box-shadow: 0 8px 20px rgba(21, 25, 34, 0.05);
}

.brand__text {
	font-size: 18px;
}

.primary-nav {
	display: flex;
	align-items: center;
	justify-content: flex-end;
	flex-wrap: wrap;
	gap: 6px;
	color: var(--color-muted);
	font-size: 14px;
	font-weight: 700;
}

.primary-nav a {
	display: inline-flex;
	align-items: center;
	min-height: 40px;
	padding: 0 12px;
	border-radius: var(--radius);
}

.primary-nav a:hover,
.primary-nav a:focus-visible {
	background: #e9eef7;
	color: var(--color-ink);
	outline: none;
}

.primary-nav__cta {
	background: var(--color-ink);
	color: #fff !important;
}

.primary-nav__cta:hover,
.primary-nav__cta:focus-visible {
	background: var(--color-blue) !important;
	color: #fff !important;
}

.site-main {
	width: min(var(--site-max), calc(100% - 32px));
	margin: 0 auto;
	padding: 54px 0 72px;
}

.home-intro {
	display: grid;
	grid-template-columns: minmax(0, 1fr) 260px;
	align-items: center;
	gap: 56px;
	padding: 32px 0 56px;
}

.home-intro h1,
.about-hero h1,
.article-header h1,
.not-found h1 {
	margin: 0;
	max-width: 820px;
	color: var(--color-ink);
	font-size: clamp(42px, 7vw, 72px);
	line-height: 0.98;
	letter-spacing: 0;
}

.home-intro__copy > p:not(.eyebrow),
.about-hero p:not(.eyebrow) {
	max-width: 660px;
	margin-top: 24px;
	color: #3d4654;
	font-size: 20px;
	line-height: 1.7;
}

.home-intro__portrait {
	margin: 0;
	justify-self: end;
}

.home-intro__portrait img,
.about-hero img,
.profile-panel img {
	aspect-ratio: 1;
	object-fit: cover;
	border-radius: var(--radius);
	border: 1px solid var(--color-line);
	background: var(--color-surface);
	box-shadow: var(--shadow-soft);
}

.home-intro__portrait img {
	width: 260px;
}

.eyebrow {
	margin-bottom: 14px;
	color: var(--color-red);
	font-size: 12px;
	font-weight: 900;
	letter-spacing: 0.12em;
	text-transform: uppercase;
}

.button-row {
	display: flex;
	flex-wrap: wrap;
	gap: 12px;
	margin-top: 30px;
}

.button {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	min-height: 48px;
	padding: 0 18px;
	border-radius: var(--radius);
	border: 1px solid transparent;
	font-size: 15px;
	font-weight: 800;
}

.button--primary {
	background: var(--color-blue);
	color: #fff;
}

.button--primary:hover,
.button--primary:focus-visible {
	background: var(--color-green);
	outline: none;
}

.button--secondary {
	border-color: var(--color-line);
	background: var(--color-surface);
	color: var(--color-ink);
}

.button--secondary:hover,
.button--secondary:focus-visible {
	border-color: var(--color-blue);
	color: var(--color-blue);
	outline: none;
}

.content-grid {
	display: grid;
	grid-template-columns: minmax(0, 1fr) 320px;
	gap: 42px;
	align-items: start;
}

.section-heading {
	margin-bottom: 22px;
}

.section-heading h2,
.about-next h2,
.article-after h2 {
	margin: 0;
	font-size: 30px;
	line-height: 1.15;
	letter-spacing: 0;
}

.post-feed {
	min-width: 0;
}

.post-card {
	border-top: 1px solid var(--color-line);
	background: transparent;
}

.post-card__link {
	display: block;
	padding: 26px 0;
}

.post-card__link:hover h3,
.post-card__link:focus-visible h3 {
	color: var(--color-blue);
}

.post-card__meta,
.article-meta {
	margin-bottom: 10px;
	color: var(--color-muted);
	font-size: 13px;
	font-weight: 800;
	text-transform: uppercase;
	letter-spacing: 0.08em;
}

.post-card h3 {
	margin: 0;
	max-width: 760px;
	font-size: clamp(26px, 4vw, 42px);
	line-height: 1.08;
	letter-spacing: 0;
	transition: color 160ms ease;
}

.post-card p:not(.post-card__meta) {
	max-width: 680px;
	margin-top: 12px;
	color: #4b5565;
	font-size: 18px;
	line-height: 1.65;
}

.text-link {
	display: inline-flex;
	align-items: center;
	margin-top: 16px;
	color: var(--color-blue);
	font-weight: 900;
}

.text-link::after {
	content: "";
	width: 22px;
	height: 1px;
	margin-left: 8px;
	background: currentColor;
}

.side-rail {
	position: sticky;
	top: 102px;
	display: grid;
	gap: 18px;
}

.profile-panel,
.quick-links {
	border: 1px solid var(--color-line);
	border-radius: var(--radius);
	background: var(--color-surface);
	box-shadow: 0 10px 28px rgba(21, 25, 34, 0.05);
}

.profile-panel {
	padding: 20px;
}

.profile-panel img {
	width: 86px;
	margin-bottom: 18px;
}

.profile-panel h2 {
	margin: 0 0 10px;
	font-size: 24px;
	line-height: 1.1;
}

.profile-panel p,
.quick-links a,
.site-footer p {
	color: var(--color-muted);
	font-size: 15px;
	line-height: 1.65;
}

.quick-links {
	display: grid;
	padding: 20px;
}

.quick-links a {
	padding: 13px 0;
	border-top: 1px solid var(--color-line);
	color: var(--color-ink);
	font-weight: 800;
}

.quick-links a:hover,
.quick-links a:focus-visible {
	color: var(--color-blue);
	outline: none;
}

.article {
	width: min(var(--article-max), 100%);
	margin: 0 auto;
}

.article-header {
	margin-bottom: 34px;
}

.article-header h1 {
	font-size: clamp(42px, 7vw, 68px);
}

.article-meta {
	margin-top: 20px;
}

.disclosure-note {
	margin-top: 22px;
	padding: 16px 18px;
	border-left: 4px solid var(--color-gold);
	background: #fff8e9;
	color: #60440c;
	font-size: 15px;
	line-height: 1.6;
}

.article-content {
	color: #2f3744;
	font-family: var(--font-serif);
	font-size: 21px;
	line-height: 1.82;
}

.article-content > * {
	margin-top: 0;
	margin-bottom: 24px;
}

.article-content h2,
.article-content h3 {
	margin-top: 42px;
	margin-bottom: 16px;
	color: var(--color-ink);
	font-family: var(--font-sans);
	line-height: 1.15;
	letter-spacing: 0;
}

.article-content h2 {
	font-size: 34px;
}

.article-content h3 {
	font-size: 26px;
}

.article-content a {
	color: var(--color-blue);
	font-weight: 800;
	text-decoration: underline;
	text-decoration-thickness: 1px;
	text-underline-offset: 4px;
}

.article-content ul,
.article-content ol {
	padding-left: 1.25em;
}

.article-content li + li {
	margin-top: 8px;
}

.article-content img {
	border-radius: var(--radius);
}

.article-after,
.about-next {
	width: min(var(--site-max), 100%);
	margin: 58px auto 0;
	padding-top: 34px;
	border-top: 1px solid var(--color-line);
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 24px;
}

.article-after p:not(.eyebrow),
.about-next p:not(.eyebrow) {
	max-width: 620px;
	margin-top: 12px;
	color: var(--color-muted);
	font-size: 17px;
	line-height: 1.7;
}

.about-hero {
	display: grid;
	grid-template-columns: minmax(0, 1fr) 300px;
	align-items: center;
	gap: 54px;
	margin-bottom: 56px;
	padding-bottom: 48px;
	border-bottom: 1px solid var(--color-line);
}

.about-hero img {
	width: 300px;
	justify-self: end;
}

.article--about .article-header {
	display: none;
}

.product-mini-list {
	display: grid;
	gap: 12px;
	width: min(420px, 100%);
}

.product-mini-list a {
	display: grid;
	gap: 4px;
	padding: 16px;
	border: 1px solid var(--color-line);
	border-radius: var(--radius);
	background: var(--color-surface);
}

.product-mini-list a:hover,
.product-mini-list a:focus-visible {
	border-color: var(--color-blue);
	outline: none;
}

.product-mini-list strong {
	font-size: 16px;
}

.product-mini-list span {
	color: var(--color-muted);
	font-size: 14px;
	line-height: 1.55;
}

.not-found {
	width: min(680px, 100%);
	padding: 80px 0;
}

.not-found p:not(.eyebrow) {
	margin-top: 20px;
	color: var(--color-muted);
	font-size: 18px;
	line-height: 1.7;
}

.not-found .button {
	margin-top: 28px;
}

.navigation.pagination {
	margin-top: 32px;
}

.nav-links {
	display: flex;
	flex-wrap: wrap;
	gap: 8px;
}

.page-numbers {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	min-width: 38px;
	min-height: 38px;
	padding: 0 10px;
	border: 1px solid var(--color-line);
	border-radius: var(--radius);
	background: var(--color-surface);
	color: var(--color-muted);
	font-weight: 800;
}

.page-numbers.current {
	background: var(--color-ink);
	color: #fff;
}

.site-footer {
	border-top: 1px solid var(--color-line);
	background: #eef2f7;
}

.site-footer__inner {
	width: min(var(--site-max), calc(100% - 32px));
	margin: 0 auto;
	padding: 30px 0;
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 24px;
}

.site-footer__brand {
	color: var(--color-ink) !important;
	font-weight: 900;
}

@media (max-width: 900px) {
	.site-header__inner {
		align-items: flex-start;
		flex-direction: column;
		justify-content: center;
		padding: 16px 0;
	}

	.primary-nav {
		justify-content: flex-start;
	}

	.home-intro,
	.content-grid,
	.about-hero,
	.about-next,
	.article-after {
		grid-template-columns: 1fr;
	}

	.home-intro__portrait,
	.about-hero img {
		justify-self: start;
	}

	.content-grid {
		gap: 34px;
	}

	.side-rail {
		position: static;
	}

	.article-after,
	.about-next {
		display: grid;
	}
}

@media (max-width: 640px) {
	.site-main {
		width: min(100% - 24px, var(--site-max));
		padding-top: 34px;
	}

	.site-header__inner,
	.site-footer__inner {
		width: min(100% - 24px, var(--site-max));
	}

	.primary-nav a {
		min-height: 36px;
		padding: 0 9px;
	}

	.home-intro {
		padding-top: 12px;
		gap: 30px;
	}

	.home-intro h1,
	.about-hero h1,
	.article-header h1,
	.not-found h1 {
		font-size: 42px;
	}

	.home-intro__copy > p:not(.eyebrow),
	.about-hero p:not(.eyebrow) {
		font-size: 18px;
	}

	.home-intro__portrait img,
	.about-hero img {
		width: 180px;
	}

	.article-content {
		font-size: 19px;
		line-height: 1.78;
	}

	.site-footer__inner {
		align-items: flex-start;
		flex-direction: column;
	}
}