/**
 * BotCiu Lab — main stylesheet.
 * Concept: technology lab + engineering journal + SaaS product.
 */

/* =================================================================
 * 1. Design tokens
 * ============================================================== */
:root {
	--color-bg-primary: #f6f8fb;
	--color-bg-surface: #ffffff;
	--color-bg-muted: #eef3f8;
	--color-bg-dark: #0b1020;

	--color-text-primary: #111827;
	--color-text-secondary: #667085;
	--color-text-muted: #98a2b3;
	--color-text-inverse: #ffffff;

	--color-border: #e5e7eb;
	--color-border-strong: #d0d5dd;

	--color-brand-primary: #229ed9;
	--color-brand-primary-hover: #168ac1;
	--color-brand-secondary: #5b5cf0;
	--color-brand-soft: #eef0ff;

	--color-success: #16a66a;
	--color-warning: #f59e0b;
	--color-danger: #e84a5f;

	--radius-sm: 8px;
	--radius-md: 14px;
	--radius-lg: 22px;
	--radius-xl: 32px;

	--shadow-sm: 0 2px 8px rgba(15, 23, 42, 0.05);
	--shadow-md: 0 12px 35px rgba(15, 23, 42, 0.09);

	--container-width: 1240px;
	--article-width: 780px;

	--font-sans: Inter, Manrope, Geist, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
	--font-mono: "JetBrains Mono", "IBM Plex Mono", Consolas, monospace;

	--header-height: 72px;
}

/* =================================================================
 * 2. Reset & base
 * ============================================================== */
*,
*::before,
*::after {
	box-sizing: border-box;
}

html {
	-webkit-text-size-adjust: 100%;
	scroll-behavior: smooth;
	scroll-padding-top: calc(var(--header-height) + 16px);
}

body {
	margin: 0;
	font-family: var(--font-sans);
	font-size: 1rem;
	line-height: 1.6;
	color: var(--color-text-primary);
	background: var(--color-bg-primary);
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
}

img,
svg,
video {
	max-width: 100%;
	height: auto;
}

img {
	display: block;
}

a {
	color: var(--color-brand-primary);
	text-decoration: none;
	transition: color 0.15s ease;
}

a:hover {
	color: var(--color-brand-primary-hover);
}

h1, h2, h3, h4, h5, h6 {
	margin: 0 0 0.5em;
	line-height: 1.2;
	font-weight: 700;
	color: var(--color-text-primary);
	letter-spacing: -0.01em;
}

p {
	margin: 0 0 1em;
}

ul, ol {
	margin: 0 0 1em;
	padding-left: 1.25em;
}

figure {
	margin: 0;
}

button {
	font-family: inherit;
	cursor: pointer;
}

:focus-visible {
	outline: 3px solid var(--color-brand-primary);
	outline-offset: 2px;
	border-radius: 4px;
}

/* =================================================================
 * 3. Utilities & layout
 * ============================================================== */
.container {
	width: 100%;
	max-width: var(--container-width);
	margin-inline: auto;
	padding-inline: 24px;
}

.article-container {
	width: 100%;
	max-width: var(--article-width);
	margin-inline: auto;
	padding-inline: 24px;
}

.screen-reader-text {
	position: absolute !important;
	width: 1px;
	height: 1px;
	padding: 0;
	margin: -1px;
	overflow: hidden;
	clip: rect(0, 0, 0, 0);
	white-space: nowrap;
	border: 0;
}

.skip-link {
	position: absolute;
	top: -100px;
	left: 16px;
	z-index: 1000;
	padding: 10px 18px;
	background: var(--color-brand-primary);
	color: #fff;
	border-radius: var(--radius-sm);
}

.skip-link:focus {
	top: 12px;
	color: #fff;
}

.site-main {
	display: block;
}

/* =================================================================
 * 4. Buttons & badges
 * ============================================================== */
.btn {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	padding: 11px 18px;
	border: 1px solid transparent;
	border-radius: 10px;
	font-weight: 600;
	font-size: 0.95rem;
	line-height: 1;
	white-space: nowrap;
	transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease, transform 0.05s ease;
}

.btn:active {
	transform: translateY(1px);
}

.btn--lg {
	padding: 14px 22px;
	font-size: 1rem;
}

.btn--block {
	display: flex;
	width: 100%;
	justify-content: center;
}

.btn--primary {
	background: var(--color-brand-primary);
	color: #fff;
}

.btn--primary:hover {
	background: var(--color-brand-primary-hover);
	color: #fff;
}

.btn--ghost {
	background: var(--color-bg-surface);
	border-color: var(--color-border);
	color: var(--color-text-primary);
}

.btn--ghost:hover {
	border-color: var(--color-border-strong);
	color: var(--color-text-primary);
}

.btn--outline-inverse {
	background: rgba(255, 255, 255, 0.06);
	border-color: rgba(255, 255, 255, 0.25);
	color: #fff;
}

.btn--outline-inverse:hover {
	background: rgba(255, 255, 255, 0.12);
	color: #fff;
}

.btn .icon-arrow {
	transition: transform 0.15s ease;
}

.btn:hover .icon-arrow {
	transform: translateX(3px);
}

.badge {
	display: inline-flex;
	align-items: center;
	padding: 4px 10px;
	border-radius: 999px;
	font-size: 0.72rem;
	font-weight: 600;
	letter-spacing: 0.04em;
	text-transform: uppercase;
}

.badge--category {
	background: var(--color-brand-soft);
	color: var(--color-brand-secondary);
}

.badge--category:hover {
	color: var(--color-brand-secondary);
}

.badge--experiment {
	background: rgba(34, 158, 217, 0.12);
	color: var(--color-brand-primary);
}

/* =================================================================
 * 5. Site header
 * ============================================================== */
.site-header {
	position: sticky;
	top: 0;
	z-index: 100;
	background: rgba(255, 255, 255, 0.85);
	border-bottom: 1px solid transparent;
	transition: border-color 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
}

@supports ((-webkit-backdrop-filter: blur(1px)) or (backdrop-filter: blur(1px))) {
	.site-header {
		-webkit-backdrop-filter: saturate(180%) blur(12px);
		backdrop-filter: saturate(180%) blur(12px);
		background: rgba(255, 255, 255, 0.72);
	}
}

.site-header.is-compact {
	border-bottom-color: var(--color-border);
	box-shadow: var(--shadow-sm);
}

.site-header__inner {
	display: flex;
	align-items: center;
	gap: 24px;
	height: var(--header-height);
	transition: height 0.2s ease;
}

.site-header.is-compact .site-header__inner {
	height: 60px;
}

.site-header__brand {
	flex-shrink: 0;
}

.site-logo--text {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	font-weight: 800;
	font-size: 1.15rem;
	color: var(--color-text-primary);
	letter-spacing: -0.02em;
}

.site-logo__sep {
	color: var(--color-text-muted);
	font-weight: 400;
}

.site-logo__badge {
	padding: 2px 8px;
	background: var(--color-brand-primary);
	color: #fff;
	border-radius: 6px;
	font-size: 0.72rem;
	letter-spacing: 0.02em;
}

.site-nav--desktop {
	flex: 1;
}

.menu--primary {
	display: flex;
	align-items: center;
	gap: 6px;
	margin: 0;
	padding: 0;
	list-style: none;
}

.menu--primary a {
	display: inline-block;
	padding: 8px 12px;
	border-radius: 8px;
	color: var(--color-text-secondary);
	font-weight: 500;
	font-size: 0.94rem;
}

.menu--primary a:hover,
.menu--primary .current-menu-item > a {
	color: var(--color-text-primary);
	background: var(--color-bg-muted);
}

.site-header__actions {
	display: flex;
	align-items: center;
	gap: 10px;
	flex-shrink: 0;
}

/* Language switcher */
.lang-switcher {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	font-size: 0.85rem;
	font-weight: 600;
}

.lang-switcher__item {
	color: var(--color-text-muted);
	padding: 2px 2px;
}

.lang-switcher__item.is-current {
	color: var(--color-text-primary);
}

.lang-switcher__sep {
	color: var(--color-border-strong);
}

/* Menu toggle (mobile) */
.menu-toggle {
	display: none;
	flex-direction: column;
	justify-content: center;
	gap: 5px;
	width: 44px;
	height: 44px;
	padding: 0;
	background: transparent;
	border: 1px solid var(--color-border);
	border-radius: 10px;
}

.menu-toggle__bar {
	display: block;
	width: 20px;
	height: 2px;
	margin-inline: auto;
	background: var(--color-text-primary);
	transition: transform 0.2s ease, opacity 0.2s ease;
}

/* =================================================================
 * 6. Mobile navigation drawer
 * ============================================================== */
.mobile-nav-overlay {
	position: fixed;
	inset: 0;
	z-index: 200;
	background: rgba(11, 16, 32, 0.5);
	opacity: 0;
	transition: opacity 0.25s ease;
}

.menu-open .mobile-nav-overlay {
	opacity: 1;
}

.mobile-nav {
	position: fixed;
	top: 0;
	right: 0;
	bottom: 0;
	z-index: 201;
	width: min(88vw, 360px);
	padding: 20px;
	background: var(--color-bg-surface);
	box-shadow: -20px 0 60px rgba(15, 23, 42, 0.2);
	transform: translateX(100%);
	transition: transform 0.25s ease;
	display: flex;
	flex-direction: column;
	overflow-y: auto;
}

.menu-open .mobile-nav {
	transform: translateX(0);
}

.mobile-nav__header {
	display: flex;
	align-items: center;
	justify-content: space-between;
	margin-bottom: 20px;
}

.mobile-nav__title {
	font-weight: 800;
	display: inline-flex;
	align-items: center;
	gap: 8px;
}

.mobile-nav__close {
	width: 40px;
	height: 40px;
	display: grid;
	place-items: center;
	background: var(--color-bg-muted);
	border: none;
	border-radius: 10px;
	color: var(--color-text-primary);
}

.menu--mobile {
	list-style: none;
	margin: 0 0 24px;
	padding: 0;
	display: flex;
	flex-direction: column;
	gap: 2px;
}

.menu--mobile a {
	display: block;
	padding: 12px 14px;
	border-radius: 10px;
	color: var(--color-text-primary);
	font-weight: 600;
	font-size: 1.05rem;
}

.menu--mobile a:hover,
.menu--mobile .current-menu-item > a {
	background: var(--color-bg-muted);
}

.mobile-nav__footer {
	margin-top: auto;
	display: flex;
	flex-direction: column;
	gap: 12px;
	padding-top: 20px;
	border-top: 1px solid var(--color-border);
}

.lang-switcher--mobile {
	font-size: 1rem;
	justify-content: flex-start;
}

/* =================================================================
 * 7. Hero
 * ============================================================== */
.hero {
	background: var(--color-bg-dark);
	background-image:
		radial-gradient(1200px 400px at 12% -10%, rgba(34, 158, 217, 0.18), transparent 60%),
		radial-gradient(900px 380px at 90% 0%, rgba(91, 92, 240, 0.16), transparent 55%);
	color: var(--color-text-inverse);
	padding-block: 72px 88px;
}

.hero__inner {
	display: grid;
	grid-template-columns: 1.05fr 0.95fr;
	gap: 56px;
	align-items: center;
}

.hero__eyebrow {
	margin: 0 0 18px;
	font-size: 0.78rem;
	font-weight: 700;
	letter-spacing: 0.18em;
	color: var(--color-brand-primary);
}

.hero__title {
	margin: 0 0 20px;
	font-size: clamp(2.1rem, 4.4vw, 3.25rem);
	line-height: 1.08;
	color: #fff;
	letter-spacing: -0.02em;
}

.hero__description {
	margin: 0 0 32px;
	font-size: 1.15rem;
	line-height: 1.6;
	color: rgba(255, 255, 255, 0.72);
	max-width: 46ch;
}

.hero__actions {
	display: flex;
	flex-wrap: wrap;
	gap: 14px;
}

/* Hero visual: flow scheme + status panel */
.hero__visual {
	display: grid;
	grid-template-columns: 1.4fr 1fr;
	gap: 18px;
	align-items: stretch;
}

.flow {
	background: rgba(255, 255, 255, 0.04);
	border: 1px solid rgba(255, 255, 255, 0.1);
	border-radius: var(--radius-lg);
	padding: 20px 22px;
}

.flow__list {
	list-style: none;
	margin: 0;
	padding: 0;
	display: flex;
	flex-direction: column;
	gap: 2px;
}

.flow__step {
	position: relative;
	display: grid;
	grid-template-columns: 36px 1fr;
	align-items: center;
	gap: 12px;
	padding: 10px 0;
}

.flow__icon {
	width: 36px;
	height: 36px;
	display: grid;
	place-items: center;
	background: rgba(34, 158, 217, 0.14);
	border-radius: 10px;
	color: var(--color-brand-primary);
}

.flow__label {
	font-weight: 600;
	font-size: 0.95rem;
	color: rgba(255, 255, 255, 0.9);
}

.flow__arrow {
	position: absolute;
	left: 17px;
	bottom: -9px;
	color: rgba(255, 255, 255, 0.3);
	font-size: 0.8rem;
	line-height: 1;
}

.status-panel {
	background: rgba(255, 255, 255, 0.04);
	border: 1px solid rgba(255, 255, 255, 0.1);
	border-radius: var(--radius-lg);
	padding: 22px 20px;
	display: flex;
	flex-direction: column;
	gap: 18px;
}

.status-panel__row {
	display: flex;
	flex-direction: column;
	gap: 4px;
}

.status-panel__label {
	font-size: 0.68rem;
	letter-spacing: 0.14em;
	text-transform: uppercase;
	color: rgba(255, 255, 255, 0.45);
}

.status-panel__value {
	font-family: var(--font-mono);
	font-size: 1.1rem;
	font-weight: 600;
	color: #fff;
}

.status-panel__value--pulse {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	color: var(--color-success);
}

.status-panel__value--pulse::before {
	content: "";
	width: 8px;
	height: 8px;
	border-radius: 50%;
	background: var(--color-success);
	box-shadow: 0 0 0 0 rgba(22, 166, 106, 0.6);
	animation: botciu-pulse 2s infinite;
}

@keyframes botciu-pulse {
	0% { box-shadow: 0 0 0 0 rgba(22, 166, 106, 0.5); }
	70% { box-shadow: 0 0 0 8px rgba(22, 166, 106, 0); }
	100% { box-shadow: 0 0 0 0 rgba(22, 166, 106, 0); }
}

/* =================================================================
 * 8. Sections (shared)
 * ============================================================== */
.section {
	padding-block: 64px;
}

.section--featured {
	padding-top: 56px;
	padding-bottom: 24px;
}

.section--metrics {
	padding-block: 24px;
}

.section__head {
	display: flex;
	align-items: baseline;
	justify-content: space-between;
	gap: 16px;
	margin-bottom: 28px;
}

.section__title {
	font-size: clamp(1.5rem, 2.5vw, 1.9rem);
	margin: 0;
}

.section__link {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	font-weight: 600;
	font-size: 0.94rem;
}

.section__link .icon-arrow {
	transition: transform 0.15s ease;
}

.section__link:hover .icon-arrow {
	transform: translateX(3px);
}

/* =================================================================
 * 9. Cards & grids
 * ============================================================== */
.grid {
	display: grid;
	gap: 24px;
}

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

.card {
	display: flex;
	flex-direction: column;
	background: var(--color-bg-surface);
	border: 1px solid var(--color-border);
	border-radius: var(--radius-lg);
	overflow: hidden;
	transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

.card:hover {
	transform: translateY(-3px);
	box-shadow: var(--shadow-md);
	border-color: var(--color-border-strong);
}

.card__media {
	position: relative;
	display: block;
	aspect-ratio: 16 / 10;
	background: var(--color-bg-dark);
	overflow: hidden;
}

.card__image {
	width: 100%;
	height: 100%;
	object-fit: cover;
}

.card__media-placeholder,
.featured-card__placeholder {
	position: absolute;
	inset: 0;
	background:
		radial-gradient(400px 200px at 30% 20%, rgba(34, 158, 217, 0.25), transparent 60%),
		radial-gradient(300px 200px at 80% 90%, rgba(91, 92, 240, 0.22), transparent 60%),
		var(--color-bg-dark);
}

.card__body {
	display: flex;
	flex-direction: column;
	gap: 12px;
	padding: 20px;
	flex: 1;
}

.card__meta {
	display: flex;
	align-items: center;
	gap: 12px;
	font-size: 0.78rem;
}

.card__reading-time {
	color: var(--color-text-muted);
	font-weight: 500;
}

.card__title {
	margin: 0;
	font-size: 1.18rem;
	line-height: 1.3;
}

.card__title a {
	color: var(--color-text-primary);
}

.card__title a:hover {
	color: var(--color-brand-primary);
}

.card__excerpt {
	margin: 0;
	color: var(--color-text-secondary);
	font-size: 0.94rem;
	line-height: 1.55;
}

.card__footer {
	display: flex;
	align-items: center;
	justify-content: space-between;
	margin-top: auto;
	padding-top: 8px;
}

.card__date {
	color: var(--color-text-muted);
	font-size: 0.85rem;
}

.card__link {
	display: grid;
	place-items: center;
	width: 34px;
	height: 34px;
	border-radius: 50%;
	background: var(--color-bg-muted);
	color: var(--color-brand-primary);
}

.card:hover .card__link {
	background: var(--color-brand-primary);
	color: #fff;
}

/* Featured card */
.featured-card {
	display: grid;
	grid-template-columns: 1.1fr 1fr;
	background: var(--color-bg-surface);
	border: 1px solid var(--color-border);
	border-radius: var(--radius-xl);
	overflow: hidden;
	box-shadow: var(--shadow-sm);
}

.featured-card__media {
	position: relative;
	min-height: 320px;
	background: var(--color-bg-dark);
}

.featured-card__image {
	position: absolute;
	inset: 0;
	width: 100%;
	height: 100%;
	object-fit: cover;
}

.featured-card__body {
	display: flex;
	flex-direction: column;
	gap: 16px;
	padding: 36px;
}

.featured-card__meta {
	display: flex;
	align-items: center;
	gap: 12px;
	font-size: 0.8rem;
}

.featured-card__title {
	margin: 0;
	font-size: clamp(1.5rem, 2.4vw, 2rem);
	line-height: 1.2;
}

.featured-card__title a {
	color: var(--color-text-primary);
}

.featured-card__title a:hover {
	color: var(--color-brand-primary);
}

.featured-card__excerpt {
	margin: 0;
	color: var(--color-text-secondary);
	font-size: 1.02rem;
	line-height: 1.6;
}

.featured-card__footer {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 16px;
	margin-top: auto;
	padding-top: 8px;
	color: var(--color-text-muted);
	font-size: 0.9rem;
}

/* =================================================================
 * 10. Metrics
 * ============================================================== */
.metrics {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 20px;
}

.metric {
	background: var(--color-bg-surface);
	border: 1px solid var(--color-border);
	border-radius: var(--radius-lg);
	padding: 26px 24px;
	text-align: left;
}

.metric__value {
	display: block;
	font-family: var(--font-mono);
	font-size: 2.1rem;
	font-weight: 700;
	color: var(--color-text-primary);
	line-height: 1;
	margin-bottom: 8px;
}

.metric__label {
	font-size: 0.78rem;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	color: var(--color-text-secondary);
}

/* =================================================================
 * 11. Topic cards
 * ============================================================== */
.grid--topics {
	grid-template-columns: repeat(4, 1fr);
}

.topic-card {
	display: flex;
	gap: 16px;
	padding: 22px;
	background: var(--color-bg-surface);
	border: 1px solid var(--color-border);
	border-radius: var(--radius-lg);
	transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

.topic-card:hover {
	transform: translateY(-3px);
	box-shadow: var(--shadow-md);
	border-color: var(--color-border-strong);
}

.topic-card__icon {
	flex-shrink: 0;
	width: 44px;
	height: 44px;
	display: grid;
	place-items: center;
	border-radius: 12px;
	background: var(--color-brand-soft);
	color: var(--color-brand-secondary);
}

.topic-card__body {
	display: flex;
	flex-direction: column;
	gap: 4px;
}

.topic-card__title {
	font-weight: 700;
	color: var(--color-text-primary);
	font-size: 1.02rem;
}

.topic-card__desc {
	color: var(--color-text-secondary);
	font-size: 0.88rem;
	line-height: 1.5;
}

.topic-card__count {
	margin-top: 6px;
	font-size: 0.78rem;
	font-weight: 600;
	color: var(--color-brand-primary);
}

/* =================================================================
 * 12. Building in public
 * ============================================================== */
.section--building {
	padding-block: 40px;
}

.building {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 32px;
	flex-wrap: wrap;
	background: var(--color-bg-dark);
	background-image:
		radial-gradient(700px 260px at 10% 120%, rgba(91, 92, 240, 0.28), transparent 60%),
		radial-gradient(600px 240px at 95% -20%, rgba(34, 158, 217, 0.2), transparent 60%);
	color: #fff;
	border-radius: var(--radius-xl);
	padding: 44px 48px;
}

.building__content {
	max-width: 60ch;
}

.building__eyebrow {
	margin: 0 0 12px;
	font-size: 0.75rem;
	font-weight: 700;
	letter-spacing: 0.16em;
	color: var(--color-brand-secondary);
}

.building__title {
	margin: 0 0 12px;
	color: #fff;
	font-size: clamp(1.5rem, 2.6vw, 2rem);
}

.building__text {
	margin: 0;
	color: rgba(255, 255, 255, 0.72);
	font-size: 1.05rem;
	line-height: 1.6;
}

/* =================================================================
 * 13. Newsletter
 * ============================================================== */
.section--newsletter {
	padding-block: 40px 80px;
}

.newsletter {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 28px;
	flex-wrap: wrap;
	background: var(--color-bg-surface);
	border: 1px solid var(--color-border);
	border-radius: var(--radius-xl);
	padding: 40px 44px;
}

.newsletter__title {
	margin: 0 0 8px;
	font-size: 1.5rem;
}

.newsletter__text {
	margin: 0;
	color: var(--color-text-secondary);
	max-width: 52ch;
}

.newsletter__actions {
	display: flex;
	gap: 12px;
	flex-wrap: wrap;
}

/* =================================================================
 * 14. Archive & search
 * ============================================================== */
.archive-hero {
	padding-block: 56px 32px;
	border-bottom: 1px solid var(--color-border);
	background: var(--color-bg-surface);
}

.archive-hero__eyebrow {
	margin: 0 0 12px;
	font-size: 0.75rem;
	font-weight: 700;
	letter-spacing: 0.16em;
	color: var(--color-brand-primary);
}

.archive-hero__title {
	margin: 0 0 12px;
	font-size: clamp(2rem, 4vw, 2.8rem);
}

.archive-hero__desc {
	margin: 0;
	max-width: 60ch;
	color: var(--color-text-secondary);
	font-size: 1.1rem;
}

.archive-hero__search {
	margin-top: 22px;
	max-width: 460px;
}

.category-filters {
	display: flex;
	flex-wrap: wrap;
	gap: 10px;
	margin-top: 26px;
}

.filter-chip {
	padding: 8px 16px;
	border-radius: 999px;
	background: var(--color-bg-muted);
	border: 1px solid transparent;
	color: var(--color-text-secondary);
	font-weight: 600;
	font-size: 0.88rem;
}

.filter-chip:hover {
	color: var(--color-text-primary);
	border-color: var(--color-border);
}

.filter-chip.is-active {
	background: var(--color-brand-primary);
	color: #fff;
}

.archive-body {
	padding-block: 44px 72px;
}

.archive-head {
	margin-bottom: 28px;
}

/* Search results list */
.search-results {
	display: flex;
	flex-direction: column;
	gap: 4px;
}

.search-result {
	padding: 26px 0;
	border-bottom: 1px solid var(--color-border);
}

.search-result__title {
	margin: 10px 0 8px;
	font-size: 1.35rem;
}

.search-result__title a {
	color: var(--color-text-primary);
}

.search-result__title a:hover {
	color: var(--color-brand-primary);
}

.search-result__excerpt {
	margin: 0 0 8px;
	color: var(--color-text-secondary);
}

.search-result__meta {
	color: var(--color-text-muted);
	font-size: 0.85rem;
}

/* Search form */
.search-form__group {
	display: flex;
	gap: 8px;
}

.search-form__field {
	flex: 1;
	padding: 12px 16px;
	border: 1px solid var(--color-border);
	border-radius: 10px;
	font-size: 1rem;
	background: var(--color-bg-surface);
	color: var(--color-text-primary);
}

.search-form__field:focus {
	outline: none;
	border-color: var(--color-brand-primary);
	box-shadow: 0 0 0 3px rgba(34, 158, 217, 0.15);
}

.search-form__submit {
	flex-shrink: 0;
}

/* No results */
.no-results {
	max-width: 520px;
	margin-inline: auto;
	text-align: center;
	padding-block: 40px;
}

.no-results__title {
	font-size: 1.6rem;
	margin-bottom: 10px;
}

.no-results__text {
	color: var(--color-text-secondary);
	margin-bottom: 24px;
}

/* =================================================================
 * 15. Single article
 * ============================================================== */
.single-article {
	padding-block: 48px 72px;
}

.article-header {
	padding-block: 8px 20px;
}

.article-header__meta-top {
	margin-bottom: 16px;
}

.article-header__title {
	font-size: clamp(2rem, 4.2vw, 2.9rem);
	line-height: 1.12;
	margin: 0 0 16px;
}

.article-header__excerpt {
	font-size: 1.2rem;
	line-height: 1.55;
	color: var(--color-text-secondary);
	margin: 0 0 24px;
}

.article-meta {
	display: flex;
	align-items: center;
	flex-wrap: wrap;
	gap: 16px 24px;
	padding-block: 18px;
	border-block: 1px solid var(--color-border);
}

.article-meta__author {
	display: flex;
	align-items: center;
	gap: 12px;
}

.article-meta__avatar {
	border-radius: 50%;
}

.article-meta__author-info {
	display: flex;
	flex-direction: column;
}

.article-meta__author-label {
	font-size: 0.72rem;
	text-transform: uppercase;
	letter-spacing: 0.08em;
	color: var(--color-text-muted);
}

.article-meta__author-name {
	font-weight: 600;
	color: var(--color-text-primary);
}

.article-meta__dates {
	display: flex;
	align-items: center;
	gap: 8px;
	flex-wrap: wrap;
	color: var(--color-text-secondary);
	font-size: 0.9rem;
}

.article-meta__sep {
	color: var(--color-border-strong);
}

.share-buttons {
	display: flex;
	gap: 8px;
	margin-left: auto;
}

.share-buttons__item {
	width: 38px;
	height: 38px;
	display: grid;
	place-items: center;
	border-radius: 10px;
	background: var(--color-bg-muted);
	color: var(--color-text-secondary);
}

.share-buttons__item:hover {
	background: var(--color-brand-primary);
	color: #fff;
}

.article-hero {
	margin-block: 32px;
}

.article-hero__image {
	width: 100%;
	aspect-ratio: 16 / 9;
	object-fit: cover;
	border-radius: var(--radius-lg);
}

.article-hero__caption {
	margin-top: 10px;
	text-align: center;
	color: var(--color-text-muted);
	font-size: 0.88rem;
}

/* Article body typography */
.entry-content {
	font-size: 1.15rem;
	line-height: 1.78;
	color: #1f2733;
}

.entry-content > * {
	margin-bottom: 1.35em;
}

.entry-content h2 {
	font-size: 1.7rem;
	margin-top: 1.8em;
}

.entry-content h3 {
	font-size: 1.35rem;
	margin-top: 1.5em;
}

.entry-content a {
	text-decoration: underline;
	text-underline-offset: 2px;
}

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

.entry-content figure.alignwide {
	width: min(1040px, 100vw - 48px);
	margin-inline: calc(50% - min(520px, 50vw - 24px));
	max-width: none;
}

.entry-content .alignfull {
	width: 100vw;
	margin-left: calc(50% - 50vw);
	max-width: none;
	border-radius: 0;
}

.entry-content blockquote {
	margin-inline: 0;
	padding: 4px 0 4px 22px;
	border-left: 4px solid var(--color-brand-primary);
	color: var(--color-text-primary);
	font-size: 1.2rem;
}

.entry-content ul,
.entry-content ol {
	padding-left: 1.4em;
}

.entry-content li {
	margin-bottom: 0.4em;
}

.entry-content table {
	width: 100%;
	border-collapse: collapse;
	font-size: 0.95rem;
}

.entry-content th,
.entry-content td {
	padding: 12px 14px;
	border: 1px solid var(--color-border);
	text-align: left;
}

.entry-content th {
	background: var(--color-bg-muted);
}

/* Tables scroll on small screens */
.entry-content .wp-block-table {
	overflow-x: auto;
}

.entry-tags {
	margin-top: 32px;
	display: flex;
	flex-wrap: wrap;
	gap: 8px;
	align-items: center;
}

.entry-tags__label {
	font-weight: 600;
	color: var(--color-text-secondary);
	margin-right: 4px;
}

.entry-tags a {
	padding: 4px 12px;
	background: var(--color-bg-muted);
	border-radius: 999px;
	font-size: 0.82rem;
	color: var(--color-text-secondary);
}

.page-links {
	display: flex;
	gap: 8px;
	align-items: center;
	margin-top: 24px;
}

/* Related & CTA */
.related {
	margin-top: 64px;
}

.related__title {
	margin-bottom: 24px;
	font-size: 1.6rem;
}

.article-cta {
	margin-top: 56px;
}

.article-cta__inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 28px;
	flex-wrap: wrap;
	background: var(--color-brand-soft);
	border: 1px solid rgba(91, 92, 240, 0.2);
	border-radius: var(--radius-xl);
	padding: 36px 40px;
}

.article-cta__title {
	margin: 0 0 8px;
	font-size: 1.4rem;
}

.article-cta__text {
	margin: 0;
	color: var(--color-text-secondary);
	max-width: 52ch;
}

/* =================================================================
 * 16. Pagination
 * ============================================================== */
.pagination {
	margin-top: 48px;
}

.pagination .nav-links {
	display: flex;
	flex-wrap: wrap;
	gap: 8px;
	justify-content: center;
}

.pagination .page-numbers {
	display: grid;
	place-items: center;
	min-width: 42px;
	height: 42px;
	padding-inline: 8px;
	border-radius: 10px;
	background: var(--color-bg-surface);
	border: 1px solid var(--color-border);
	color: var(--color-text-secondary);
	font-weight: 600;
}

.pagination .page-numbers:hover {
	border-color: var(--color-border-strong);
	color: var(--color-text-primary);
}

.pagination .page-numbers.current {
	background: var(--color-brand-primary);
	border-color: var(--color-brand-primary);
	color: #fff;
}

.pagination .page-numbers.dots {
	border-color: transparent;
	background: transparent;
}

/* =================================================================
 * 17. 404
 * ============================================================== */
.error-404 {
	padding-block: 80px 100px;
}

.error-404__inner {
	max-width: 620px;
	margin-inline: auto;
	text-align: center;
}

.error-404__code {
	font-family: var(--font-mono);
	font-size: clamp(4rem, 14vw, 7rem);
	font-weight: 700;
	line-height: 1;
	margin: 0 0 8px;
	background: linear-gradient(120deg, var(--color-brand-primary), var(--color-brand-secondary));
	-webkit-background-clip: text;
	background-clip: text;
	color: transparent;
}

.error-404__title {
	font-size: 2rem;
	margin-bottom: 12px;
}

.error-404__text {
	color: var(--color-text-secondary);
	font-size: 1.1rem;
	margin-bottom: 28px;
}

.error-404__actions {
	display: flex;
	gap: 12px;
	justify-content: center;
	flex-wrap: wrap;
	margin-bottom: 28px;
}

.error-404__search {
	max-width: 420px;
	margin-inline: auto;
}

/* =================================================================
 * 18. Comments
 * ============================================================== */
.comments-area {
	margin-top: 64px;
	padding-top: 40px;
	border-top: 1px solid var(--color-border);
}

.comments-area__title {
	font-size: 1.5rem;
	margin-bottom: 24px;
}

.comment-list {
	list-style: none;
	margin: 0 0 40px;
	padding: 0;
}

.comment-list ol.children {
	list-style: none;
	margin-top: 20px;
	padding-left: 28px;
}

.comment-body {
	padding: 20px 0;
	border-bottom: 1px solid var(--color-border);
}

.comment-form {
	display: grid;
	gap: 16px;
	max-width: 640px;
}

.comment-form input[type="text"],
.comment-form input[type="email"],
.comment-form input[type="url"],
.comment-form textarea {
	width: 100%;
	padding: 12px 14px;
	border: 1px solid var(--color-border);
	border-radius: 10px;
	font-family: inherit;
	font-size: 1rem;
	background: var(--color-bg-surface);
}

.comment-form textarea:focus,
.comment-form input:focus {
	outline: none;
	border-color: var(--color-brand-primary);
	box-shadow: 0 0 0 3px rgba(34, 158, 217, 0.15);
}

.comment-form .submit {
	background: var(--color-brand-primary);
	color: #fff;
	border: none;
	padding: 12px 22px;
	border-radius: 10px;
	font-weight: 600;
	justify-self: start;
}

/* =================================================================
 * 19. Footer
 * ============================================================== */
.site-footer {
	background: var(--color-bg-dark);
	color: rgba(255, 255, 255, 0.7);
	padding-block: 64px 32px;
	margin-top: 0;
}

.site-footer__grid {
	display: grid;
	grid-template-columns: 1.6fr repeat(4, 1fr);
	gap: 40px;
	padding-bottom: 48px;
	border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.site-footer .site-logo--text {
	color: #fff;
	margin-bottom: 14px;
}

.site-footer__desc {
	margin: 0;
	font-size: 0.94rem;
	line-height: 1.6;
	max-width: 40ch;
}

.site-footer__title {
	color: #fff;
	font-size: 0.82rem;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	margin-bottom: 16px;
}

.menu--footer,
.social-list {
	list-style: none;
	margin: 0;
	padding: 0;
	display: flex;
	flex-direction: column;
	gap: 10px;
}

.menu--footer a,
.social-list a {
	color: rgba(255, 255, 255, 0.7);
	font-size: 0.92rem;
}

.menu--footer a:hover,
.social-list a:hover {
	color: #fff;
}

.site-footer__bottom {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 16px;
	flex-wrap: wrap;
	padding-top: 24px;
}

.site-footer__copyright {
	margin: 0;
	font-size: 0.86rem;
	color: rgba(255, 255, 255, 0.5);
}

.site-footer__legal {
	display: flex;
	gap: 18px;
	margin: 0;
	font-size: 0.86rem;
}

/* =================================================================
 * 20. Responsive
 * ============================================================== */
@media (max-width: 1180px) {
	.grid--topics {
		grid-template-columns: repeat(2, 1fr);
	}
}

@media (max-width: 1023px) {
	.site-nav--desktop,
	.site-header__subscribe,
	.site-header__open,
	.lang-switcher--desktop {
		display: none;
	}

	.menu-toggle {
		display: flex;
	}

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

	.hero__visual {
		grid-template-columns: 1fr 1fr;
	}

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

	.featured-card__media {
		min-height: 240px;
	}

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

	.site-footer__grid {
		grid-template-columns: 1fr 1fr;
		gap: 32px;
	}

	.site-footer__brand {
		grid-column: 1 / -1;
	}
}

@media (max-width: 767px) {
	.section {
		padding-block: 44px;
	}

	.hero {
		padding-block: 48px 56px;
	}

	.hero__visual {
		grid-template-columns: 1fr;
	}

	.grid--cards,
	.grid--related,
	.grid--topics,
	.metrics {
		grid-template-columns: 1fr;
	}

	.building,
	.newsletter,
	.article-cta__inner {
		padding: 28px 24px;
	}

	.featured-card__body {
		padding: 24px;
	}

	.section__head {
		flex-direction: column;
		align-items: flex-start;
		gap: 8px;
	}

	.article-meta {
		flex-direction: column;
		align-items: flex-start;
	}

	.share-buttons {
		margin-left: 0;
	}

	.site-footer__grid {
		grid-template-columns: 1fr;
	}

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

@media (max-width: 400px) {
	.container,
	.article-container {
		padding-inline: 16px;
	}

	.hero__actions .btn {
		width: 100%;
		justify-content: center;
	}
}

/* =================================================================
 * 21. Table of contents, share, scroll lock
 * ============================================================== */
body.menu-open {
	overflow: hidden;
}

.toc {
	margin: 0 0 36px;
	padding: 20px 24px;
	background: var(--color-bg-muted);
	border: 1px solid var(--color-border);
	border-radius: var(--radius-md);
}

.toc__title {
	margin: 0 0 12px;
	font-size: 0.82rem;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	color: var(--color-text-secondary);
}

.toc__list {
	list-style: none;
	margin: 0;
	padding: 0;
	counter-reset: toc;
	display: flex;
	flex-direction: column;
	gap: 8px;
}

.toc__item {
	line-height: 1.4;
}

.toc__item--h3 {
	padding-left: 18px;
}

.toc__link {
	color: var(--color-text-primary);
	font-weight: 500;
	text-underline-offset: 2px;
}

.toc__link:hover {
	color: var(--color-brand-primary);
	text-decoration: underline;
}

.share {
	margin-top: 48px;
}

.share__inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	flex-wrap: wrap;
	gap: 16px;
	padding-top: 28px;
	border-top: 1px solid var(--color-border);
}

.share__title {
	margin: 0;
	font-size: 1.1rem;
}

.share-buttons__copy {
	width: auto;
	gap: 8px;
	padding-inline: 14px;
	border: 1px solid var(--color-border);
	background: var(--color-bg-surface);
	color: var(--color-text-secondary);
	font-weight: 600;
	font-size: 0.85rem;
}

.share-buttons__copy:hover {
	background: var(--color-bg-muted);
	color: var(--color-text-primary);
}

.share-buttons__copy.is-copied {
	color: var(--color-success);
	border-color: rgba(22, 166, 106, 0.4);
	background: rgba(22, 166, 106, 0.08);
}

@media (max-width: 767px) {
	.share__inner {
		flex-direction: column;
		align-items: flex-start;
	}
}

/* =================================================================
 * 22. Reduced motion
 * ============================================================== */
@media (prefers-reduced-motion: reduce) {
	html {
		scroll-behavior: auto;
	}

	*,
	*::before,
	*::after {
		animation-duration: 0.001ms !important;
		animation-iteration-count: 1 !important;
		transition-duration: 0.001ms !important;
		scroll-behavior: auto !important;
	}
}