:root {
	--kto-red: #d71920;
	--kto-red-dark: #ad1118;
	--kto-ink: #111820;
	--kto-ink-soft: #2b3440;
	--kto-line: #dfe4ea;
	--kto-muted: #657080;
	--kto-surface: #f4f6f8;
	--kto-white: #ffffff;
	--kto-green: #1f8a4c;
	--kto-shadow: 0 18px 48px rgba(17, 24, 32, 0.12);
	--kto-radius: 8px;
}

*,
*::before,
*::after {
	box-sizing: border-box;
}

html {
	scroll-behavior: smooth;
}

body {
	margin: 0;
	background: var(--kto-surface);
	color: var(--kto-ink);
	font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
	font-size: 16px;
	line-height: 1.6;
}

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

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

button,
input,
select,
textarea {
	font: inherit;
}

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

.kto-container {
	width: min(1180px, calc(100% - 32px));
	margin: 0 auto;
}

.kto-site-header {
	position: relative;
	z-index: 30;
	background: var(--kto-white);
	border-bottom: 1px solid var(--kto-line);
	box-shadow: 0 8px 28px rgba(17, 24, 32, 0.06);
}

.kto-header-main {
	display: grid;
	grid-template-columns: auto auto;
	align-items: center;
	gap: 24px;
	justify-content: space-between;
	padding: 18px 0;
}

.kto-brand {
	display: inline-flex;
	align-items: center;
	gap: 12px;
	min-width: max-content;
}

.kto-brand__logo {
	display: block;
	width: clamp(158px, 17vw, 226px);
	max-height: 60px;
	object-fit: contain;
}

.kto-brand__mark {
	display: inline-grid;
	place-items: center;
	width: 58px;
	height: 42px;
	border-radius: var(--kto-radius);
	background: var(--kto-red);
	color: var(--kto-white);
	font-weight: 950;
	line-height: 1;
}

.kto-brand__text {
	display: grid;
	gap: 2px;
	color: var(--kto-ink);
	line-height: 1.05;
}

.kto-brand__text strong {
	font-size: 1rem;
}

.kto-brand__text small {
	color: var(--kto-muted);
	font-size: 0.72rem;
	font-weight: 800;
	text-transform: uppercase;
}

.kto-header-search,
.kto-hero-search {
	display: grid;
	grid-template-columns: minmax(0, 1fr) auto;
	border: 1px solid var(--kto-line);
	border-radius: var(--kto-radius);
	background: var(--kto-white);
	overflow: hidden;
	transition: max-height 180ms ease, opacity 160ms ease, transform 180ms ease, border-color 160ms ease, margin 180ms ease;
}

.kto-header-search input,
.kto-hero-search input {
	width: 100%;
	min-height: 48px;
	border: 0;
	background: transparent;
	color: var(--kto-ink);
	padding: 0 16px;
	outline: none;
}

.kto-header-search button,
.kto-hero-search button {
	border: 0;
	background: var(--kto-red);
	color: var(--kto-white);
	cursor: pointer;
	font-weight: 850;
	padding: 0 18px;
}

.kto-header-cta,
.kto-btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	min-height: 46px;
	border: 1px solid transparent;
	border-radius: var(--kto-radius);
	cursor: pointer;
	font-weight: 850;
	line-height: 1.1;
	padding: 12px 18px;
	text-align: center;
	text-decoration: none;
	transition: background 160ms ease, border-color 160ms ease, color 160ms ease, transform 160ms ease;
}

.kto-header-cta,
.kto-btn--primary {
	background: var(--kto-red);
	color: var(--kto-white);
}

.kto-btn--primary:hover,
.kto-header-cta:hover {
	background: var(--kto-red-dark);
	color: var(--kto-white);
	transform: translateY(-1px);
}

.kto-btn--dark {
	background: var(--kto-ink);
	color: var(--kto-white);
}

.kto-btn--dark:hover {
	background: #000000;
	color: var(--kto-white);
}

.kto-btn--outline {
	border-color: var(--kto-line);
	background: var(--kto-white);
	color: var(--kto-ink);
}

.kto-btn--outline:hover {
	border-color: var(--kto-red);
	color: var(--kto-red);
}

.kto-btn--light {
	border-color: rgba(255, 255, 255, 0.5);
	background: rgba(255, 255, 255, 0.08);
	color: var(--kto-white);
}

.kto-btn--light:hover {
	background: rgba(255, 255, 255, 0.18);
	color: var(--kto-white);
}

.kto-nav {
	border-top: 1px solid var(--kto-line);
}

.kto-nav__list {
	display: flex;
	align-items: center;
	gap: 6px;
	list-style: none;
	margin: 0;
	overflow-x: auto;
	padding: 0;
}

.kto-nav__list a {
	display: block;
	color: var(--kto-ink-soft);
	font-size: 0.94rem;
	font-weight: 800;
	padding: 13px 14px;
	white-space: nowrap;
}

.kto-nav__list a:hover,
.kto-nav__list .current-menu-item > a {
	color: var(--kto-red);
}

.kto-main {
	min-height: 60vh;
}

.kto-kicker {
	margin: 0 0 8px;
	color: var(--kto-red);
	font-size: 0.78rem;
	font-weight: 900;
	letter-spacing: 0.08em;
	line-height: 1.2;
	text-transform: uppercase;
}

.kto-hero {
	min-height: clamp(520px, 74vh, 720px);
	background-position: center;
	background-size: cover;
	color: var(--kto-white);
	display: flex;
	align-items: center;
}

.kto-hero__inner {
	padding: 82px 0 96px;
}

.kto-hero h1 {
	max-width: 760px;
	margin: 0;
	font-size: clamp(3rem, 7vw, 5.9rem);
	line-height: 0.94;
}

.kto-hero p:not(.kto-kicker) {
	max-width: 640px;
	margin: 20px 0 0;
	color: rgba(255, 255, 255, 0.9);
	font-size: clamp(1.04rem, 2vw, 1.28rem);
}

.kto-hero-search {
	max-width: 620px;
	margin-top: 28px;
	border: 0;
	box-shadow: var(--kto-shadow);
}

.kto-hero__actions {
	display: flex;
	flex-wrap: wrap;
	gap: 12px;
	margin-top: 20px;
}

.kto-signal-band {
	background: var(--kto-white);
	border-bottom: 1px solid var(--kto-line);
}

.kto-signal-grid {
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	gap: 0;
}

.kto-signal-grid > div {
	border-right: 1px solid var(--kto-line);
	padding: 24px;
}

.kto-signal-grid > div:first-child {
	border-left: 1px solid var(--kto-line);
}

.kto-signal-grid strong,
.kto-signal-grid span {
	display: block;
}

.kto-signal-grid strong {
	font-size: 1rem;
}

.kto-signal-grid span {
	color: var(--kto-muted);
	font-size: 0.94rem;
	margin-top: 4px;
}

.kto-section {
	padding: 68px 0;
}

.kto-section--surface {
	background: var(--kto-white);
	border-bottom: 1px solid var(--kto-line);
	border-top: 1px solid var(--kto-line);
}

.kto-section__header {
	display: flex;
	align-items: end;
	justify-content: space-between;
	gap: 20px;
	margin-bottom: 28px;
}

.kto-section__header h2,
.kto-page-hero h1,
.kto-product-detail h1 {
	margin: 0;
	color: var(--kto-ink);
	font-size: clamp(2rem, 4vw, 3.45rem);
	line-height: 1;
}

.kto-link {
	color: var(--kto-red);
	font-weight: 900;
}

.kto-category-grid {
	display: grid;
	grid-template-columns: repeat(4, minmax(0, 1fr));
	gap: 16px;
}

.kto-category-card {
	display: grid;
	grid-template-columns: 50px minmax(0, 1fr);
	align-items: center;
	gap: 14px;
	min-height: 96px;
	border: 1px solid var(--kto-line);
	border-radius: var(--kto-radius);
	background: var(--kto-white);
	padding: 18px;
	transition: border-color 160ms ease, box-shadow 160ms ease, transform 160ms ease;
}

.kto-category-card:hover {
	border-color: rgba(215, 25, 32, 0.45);
	box-shadow: 0 14px 36px rgba(17, 24, 32, 0.09);
	transform: translateY(-2px);
}

.kto-category-card__mark {
	display: grid;
	place-items: center;
	width: 50px;
	height: 50px;
	border-radius: var(--kto-radius);
	background: #fff1f1;
	color: var(--kto-red);
	font-weight: 950;
}

.kto-category-card__content {
	min-width: 0;
}

.kto-category-card strong,
.kto-category-card small {
	display: block;
}

.kto-category-card strong {
	line-height: 1.2;
}

.kto-category-card small {
	color: var(--kto-muted);
	margin-top: 4px;
}

.kto-product-grid {
	display: grid;
	grid-template-columns: repeat(4, minmax(0, 1fr));
	gap: 18px;
}

.kto-product-grid--compact {
	grid-template-columns: repeat(3, minmax(0, 1fr));
}

.kto-product-card {
	display: flex;
	flex-direction: column;
	min-height: 100%;
	border: 1px solid var(--kto-line);
	border-radius: var(--kto-radius);
	background: var(--kto-white);
	overflow: hidden;
	transition: border-color 160ms ease, box-shadow 160ms ease, transform 160ms ease;
}

.kto-product-card:hover {
	border-color: rgba(17, 24, 32, 0.24);
	box-shadow: 0 18px 42px rgba(17, 24, 32, 0.1);
	transform: translateY(-2px);
}

.kto-product-card__media {
	display: block;
	aspect-ratio: 4 / 3;
	background: linear-gradient(135deg, #f8fafc, #e8edf3);
	overflow: hidden;
}

.kto-product-card__media img {
	width: 100%;
	height: 100%;
	object-fit: cover;
}

.kto-product-card__body {
	flex: 1;
	padding: 18px 18px 14px;
}

.kto-product-card__category,
.kto-product-detail__category {
	color: var(--kto-red);
	font-size: 0.78rem;
	font-weight: 900;
	text-transform: uppercase;
}

.kto-product-card h3 {
	margin: 8px 0 8px;
	font-size: 1.08rem;
	line-height: 1.2;
}

.kto-product-card p {
	margin: 0;
	color: var(--kto-muted);
	font-size: 0.94rem;
}

.kto-product-card__actions {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 10px;
	padding: 0 18px 18px;
}

.kto-product-card__actions .kto-btn {
	min-height: 42px;
	padding: 10px 12px;
}

.kto-quote-band {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 24px;
}

.kto-quote-band h2 {
	margin: 0;
	font-size: clamp(2rem, 4vw, 3rem);
	line-height: 1;
}

.kto-quote-band p:not(.kto-kicker) {
	max-width: 620px;
	margin: 14px 0 0;
	color: var(--kto-muted);
}

.kto-page-hero {
	background: var(--kto-ink);
	color: var(--kto-white);
	padding: 74px 0;
}

.kto-page-hero h1 {
	color: var(--kto-white);
}

.kto-page-hero p:not(.kto-kicker) {
	max-width: 760px;
	margin: 18px 0 0;
	color: rgba(255, 255, 255, 0.82);
	font-size: 1.08rem;
}

.kto-catalog-filter {
	display: grid;
	grid-template-columns: minmax(220px, 1.5fr) minmax(220px, 1fr) auto auto;
	align-items: end;
	gap: 12px;
	margin-bottom: 28px;
	border: 1px solid var(--kto-line);
	border-radius: var(--kto-radius);
	background: var(--kto-white);
	padding: 18px;
}

.kto-catalog-filter label,
.kto-quote-form label {
	display: grid;
	gap: 7px;
}

.kto-catalog-filter span,
.kto-quote-form label span {
	color: var(--kto-ink);
	font-weight: 850;
}

.kto-catalog-filter input,
.kto-catalog-filter select,
.kto-quote-form input,
.kto-quote-form select,
.kto-quote-form textarea {
	width: 100%;
	border: 1px solid var(--kto-line);
	border-radius: var(--kto-radius);
	background: #f8fafc;
	color: var(--kto-ink);
	min-height: 46px;
	padding: 11px 12px;
}

.kto-pagination {
	display: flex;
	gap: 8px;
	justify-content: center;
	margin-top: 30px;
}

.kto-pagination .page-numbers {
	display: grid;
	place-items: center;
	min-width: 40px;
	min-height: 40px;
	border: 1px solid var(--kto-line);
	border-radius: var(--kto-radius);
	background: var(--kto-white);
	color: var(--kto-ink);
	font-weight: 800;
	padding: 0 10px;
}

.kto-pagination .current {
	background: var(--kto-red);
	border-color: var(--kto-red);
	color: var(--kto-white);
}

.kto-product-detail {
	background: var(--kto-white);
	border-bottom: 1px solid var(--kto-line);
	padding: 72px 0;
}

.kto-product-detail__grid {
	display: grid;
	grid-template-columns: minmax(280px, 0.95fr) minmax(0, 1.05fr);
	gap: 46px;
	align-items: center;
}

.kto-product-detail__media {
	aspect-ratio: 4 / 3;
	border: 1px solid var(--kto-line);
	border-radius: var(--kto-radius);
	background: linear-gradient(135deg, #f8fafc, #e5ebf2);
	overflow: hidden;
}

.kto-product-detail__media img {
	width: 100%;
	height: 100%;
	object-fit: cover;
}

.kto-product-detail h1 {
	margin-top: 10px;
}

.kto-product-detail__summary {
	color: var(--kto-muted);
	font-size: 1.08rem;
	margin: 18px 0 0;
}

.kto-product-detail__actions {
	display: flex;
	flex-wrap: wrap;
	gap: 12px;
	margin-top: 28px;
}

.kto-check-list {
	display: grid;
	gap: 10px;
	list-style: none;
	margin: 24px 0 0;
	padding: 0;
}

.kto-check-list li {
	position: relative;
	padding-left: 26px;
}

.kto-check-list li::before {
	content: "";
	position: absolute;
	left: 0;
	top: 0.62em;
	width: 10px;
	height: 10px;
	border-radius: 50%;
	background: var(--kto-green);
}

.kto-readable {
	max-width: 860px;
}

.kto-readable p,
.kto-readable li {
	color: var(--kto-ink-soft);
}

.kto-form-layout,
.kto-contact-grid {
	display: grid;
	grid-template-columns: 0.72fr 1.28fr;
	gap: 28px;
	align-items: start;
}

.kto-form-layout__aside,
.kto-contact-panel,
.kto-notice,
.kto-empty-state {
	border: 1px solid var(--kto-line);
	border-radius: var(--kto-radius);
	background: var(--kto-white);
	padding: 24px;
}

.kto-form-layout__aside h2,
.kto-contact-panel h2,
.kto-empty-state h2 {
	margin: 0 0 10px;
	line-height: 1.15;
}

.kto-form-layout__aside p,
.kto-contact-panel p,
.kto-empty-state p,
.kto-notice {
	color: var(--kto-muted);
}

.kto-site-footer {
	background: #0d1117;
	color: rgba(255, 255, 255, 0.78);
}

.kto-footer-grid {
	display: grid;
	grid-template-columns: 1.4fr 0.8fr 1fr;
	gap: 36px;
	padding: 52px 0;
}

.kto-brand--footer {
	display: inline-flex;
	padding: 9px 12px;
	background: var(--kto-white);
	border-radius: var(--kto-radius);
}

.kto-brand--footer .kto-brand__logo {
	width: 190px;
	max-height: 50px;
}

.kto-brand--footer .kto-brand__text,
.kto-brand--footer .kto-brand__text small {
	color: var(--kto-white);
}

.kto-site-footer h2 {
	margin: 0 0 12px;
	color: var(--kto-white);
	font-size: 1rem;
}

.kto-site-footer p {
	margin: 16px 0 0;
}

.kto-site-footer ul {
	display: grid;
	gap: 8px;
	list-style: none;
	margin: 0;
	padding: 0;
}

.kto-site-footer a:hover {
	color: var(--kto-white);
}

.kto-footer-bottom {
	border-top: 1px solid rgba(255, 255, 255, 0.12);
	padding: 16px 0;
}

.kto-footer-bottom__inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 18px;
}

.kto-powered-by {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	color: rgba(255, 255, 255, 0.48);
	font-size: 0.62rem;
	font-weight: 800;
	letter-spacing: 0.06em;
	line-height: 1;
	opacity: 0.72;
	text-transform: uppercase;
	transition: color 160ms ease, opacity 160ms ease;
}

.kto-powered-by:hover {
	color: rgba(255, 255, 255, 0.76);
	opacity: 0.95;
}

.kto-powered-by img {
	width: 96px;
	max-height: 24px;
	object-fit: contain;
}

@media (min-width: 1061px) {
	.kto-site-header {
		position: sticky;
		top: 0;
	}

	.admin-bar .kto-site-header {
		top: 32px;
	}
}

@media (max-width: 1060px) {
	.kto-site-header {
		position: sticky;
		top: 0;
	}

	.admin-bar .kto-site-header {
		top: 32px;
	}

	.kto-header-main {
		grid-template-columns: 1fr auto;
		column-gap: 18px;
		row-gap: 0;
		padding: 14px 0 12px;
	}

	.kto-category-grid,
	.kto-product-grid {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}

	.kto-catalog-filter {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}

	.kto-nav__list {
		gap: 4px;
		padding: 6px 0 10px;
		scrollbar-width: none;
	}

	.kto-nav__list::-webkit-scrollbar {
		display: none;
	}

	.kto-nav__list a {
		font-size: 0.84rem;
		padding: 8px 10px;
	}

	.kto-mobile-header-compact .kto-site-header {
		box-shadow: 0 12px 26px rgba(17, 24, 32, 0.12);
	}

	.kto-mobile-header-compact .kto-header-main {
		padding: 8px 0 5px;
	}

	.kto-mobile-header-compact .kto-brand__logo {
		width: min(150px, 42vw);
		max-height: 38px;
	}

	.kto-mobile-header-compact .kto-nav__list {
		padding: 3px 0 7px;
	}

	.kto-mobile-header-compact .kto-nav__list a {
		font-size: 0.78rem;
		padding: 6px 9px;
	}
}

@media (max-width: 782px) {
	.admin-bar .kto-site-header {
		top: 46px;
	}
}

@media (max-width: 720px) {
	.kto-container {
		width: min(100% - 24px, 1180px);
	}

	.kto-quote-band {
		align-items: flex-start;
		flex-direction: column;
	}

	.kto-header-main,
	.kto-catalog-filter,
	.kto-product-detail__grid,
	.kto-form-layout,
	.kto-contact-grid,
	.kto-footer-grid,
	.kto-signal-grid {
		grid-template-columns: 1fr;
	}

	.kto-header-main {
		column-gap: 14px;
		row-gap: 0;
		grid-template-columns: minmax(0, 1fr) auto;
		padding: 14px 0 12px;
	}

	.kto-brand__logo {
		width: min(178px, 54vw);
		max-height: 48px;
	}

	.kto-header-cta {
		min-height: 42px;
		padding: 10px 15px;
		width: auto;
	}

	.kto-header-search input {
		min-height: 42px;
		padding: 0 12px;
	}

	.kto-header-search button {
		padding: 0 12px;
	}

	.kto-nav__list a {
		font-size: 0.8rem;
		padding: 8px 10px;
	}

	.kto-mobile-header-compact .kto-header-main {
		padding: 8px 0 6px;
	}

	.kto-mobile-header-compact .kto-brand__logo {
		width: min(150px, 47vw);
		max-height: 38px;
	}

	.kto-mobile-header-compact .kto-header-cta {
		min-height: 36px;
		padding: 8px 12px;
	}

	.kto-mobile-header-compact .kto-nav__list a {
		font-size: 0.74rem;
		padding: 6px 8px;
	}

	.kto-hero {
		min-height: 560px;
		background-position: 62% center;
	}

	.kto-hero h1 {
		font-size: clamp(2.6rem, 14vw, 4.2rem);
	}

	.kto-hero-search {
		grid-template-columns: 1fr;
	}

	.kto-hero-search button {
		min-height: 48px;
	}

	.kto-signal-grid > div,
	.kto-signal-grid > div:first-child {
		border-left: 1px solid var(--kto-line);
	}

	.kto-section {
		padding: 48px 0;
	}

	.kto-section__header {
		align-items: flex-start;
		flex-direction: column;
	}

	.kto-category-grid,
	.kto-product-grid,
	.kto-product-grid--compact {
		grid-template-columns: 1fr;
	}

	.kto-product-card__actions {
		grid-template-columns: 1fr;
	}

	.kto-footer-bottom__inner {
		align-items: flex-start;
		flex-direction: column;
	}
}