:root {
	--dt-bg: #f3f6fa;
	--dt-surface: #ffffff;
	--dt-ink: #17293f;
	--dt-muted: #5b6b7d;
	--dt-line: #d9e2ec;
	--dt-primary: #1050a0;
	--dt-primary-dark: #0b3d7a;
	--dt-accent: #e8832e;
	--dt-accent-soft: #fdeedc;
	--dt-blue: #2f7fe0;
	--dt-blue-soft: #e8f0fb;
	--dt-dark: #10233c;
	--dt-shadow: 0 14px 34px rgba(16, 43, 80, 0.1);
	--dt-radius: 8px;
}

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

html {
	scroll-behavior: smooth;
	scroll-padding-top: 88px;
}

body {
	margin: 0;
	font-family: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
	color: var(--dt-ink);
	background: var(--dt-bg);
	line-height: 1.7;
	-webkit-font-smoothing: antialiased;
}

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

a {
	color: var(--dt-primary);
	text-decoration: none;
}

h1,
h2,
h3,
h4 {
	margin: 0;
	line-height: 1.3;
	font-weight: 700;
}

p {
	margin: 0;
}

ul,
ol {
	margin: 0;
	padding: 0;
	list-style: none;
}

button {
	font: inherit;
}

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

.skip-link {
	position: fixed;
	top: -60px;
	left: 16px;
	z-index: 100;
	background: var(--dt-primary);
	color: #fff;
	padding: 10px 16px;
	border-radius: 0 0 6px 6px;
	transition: top 0.2s ease;
}

.skip-link:focus {
	top: 0;
}

.dt-container {
	max-width: 1180px;
	margin-inline: auto;
	padding-inline: 24px;
}

.dt-icon {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	flex: none;
}

.dt-icon svg {
	display: block;
}

/* Topbar */
.dt-topbar {
	background: var(--dt-dark);
	color: #eef4f2;
	font-size: 0.85rem;
}

.dt-topbar__inner {
	display: flex;
	gap: 28px;
	padding-block: 8px;
}

.dt-topbar__item {
	display: inline-flex;
	align-items: center;
	gap: 7px;
}

/* Header */
.dt-header {
	position: sticky;
	top: 0;
	z-index: 50;
	background: rgba(255, 255, 255, 0.97);
	border-bottom: 1px solid var(--dt-line);
}

.dt-header.is-scrolled {
	box-shadow: 0 8px 24px rgba(18, 42, 38, 0.08);
}

.dt-header__inner {
	position: relative;
	display: flex;
	align-items: center;
	min-height: 72px;
	gap: 24px;
}

.dt-brand {
	display: flex;
	align-items: center;
}

.dt-brand__link {
	display: inline-flex;
	align-items: center;
	gap: 10px;
	color: var(--dt-ink);
}

.dt-brand__mark {
	display: grid;
	place-items: center;
	width: 40px;
	height: 40px;
	border-radius: var(--dt-radius);
	background: var(--dt-primary);
	color: #fff;
	font-weight: 800;
	font-size: 0.95rem;
}

.dt-brand__name {
	font-size: 1.18rem;
	font-weight: 800;
}

.custom-logo {
	max-height: 48px;
	width: auto;
}

.dt-nav {
	margin-left: auto;
}

.dt-menu {
	display: flex;
	gap: 4px;
}

.dt-menu li a {
	display: block;
	padding: 10px 14px;
	border-radius: 6px;
	color: var(--dt-ink);
	font-weight: 600;
	font-size: 0.96rem;
	transition: color 0.2s ease, background 0.2s ease;
}

.dt-menu li a:hover,
.dt-menu li.current-menu-item > a,
.dt-menu li.current_page_item > a {
	color: var(--dt-primary);
	background: rgba(16, 80, 160, 0.08);
}

.dt-nav-toggle {
	display: none;
	width: 44px;
	height: 44px;
	border: 1px solid var(--dt-line);
	border-radius: var(--dt-radius);
	background: var(--dt-surface);
	color: var(--dt-ink);
	align-items: center;
	justify-content: center;
	cursor: pointer;
}

/* Language switch */
.dt-lang-switch {
	display: flex;
	overflow: hidden;
	border: 1px solid var(--dt-line);
	border-radius: 6px;
	background: var(--dt-surface);
}

.dt-lang-link {
	display: block;
	padding: 8px 12px;
	border-right: 1px solid var(--dt-line);
	color: var(--dt-ink);
	font-size: 0.85rem;
	font-weight: 700;
	transition: background 0.2s ease, color 0.2s ease;
}

.dt-lang-link:last-child {
	border-right: 0;
}

.dt-lang-link:hover {
	background: var(--dt-blue-soft);
	color: var(--dt-primary);
}

.dt-lang-link.is-current {
	background: var(--dt-primary);
	color: #fff;
}

/* Buttons */
.dt-btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 8px;
	padding: 13px 22px;
	border: 1px solid transparent;
	border-radius: 6px;
	background: var(--dt-primary);
	color: #fff;
	font-weight: 700;
	cursor: pointer;
	transition: background 0.2s ease, color 0.2s ease, transform 0.2s ease, border-color 0.2s ease;
}

.dt-btn:hover {
	background: var(--dt-primary-dark);
	color: #fff;
	transform: translateY(-1px);
}

.dt-btn--light {
	background: #fff;
	color: var(--dt-dark);
}

.dt-btn--light:hover {
	background: var(--dt-accent);
	color: #fff;
}

.dt-btn--ghost-light {
	background: transparent;
	color: #fff;
	border-color: rgba(255, 255, 255, 0.65);
}

.dt-btn--ghost-light:hover {
	background: rgba(255, 255, 255, 0.14);
	border-color: #fff;
	color: #fff;
}

.dt-btn--small {
	padding: 9px 16px;
	font-size: 0.9rem;
}

/* Hero */
.dt-hero {
	position: relative;
	display: flex;
	align-items: center;
	min-height: 660px;
	overflow: hidden;
	background: var(--dt-dark);
}

.dt-hero__media {
	position: absolute;
	inset: 0;
}

.dt-hero__media img {
	width: 100%;
	height: 100%;
	object-fit: cover;
}

.dt-hero__shade {
	position: absolute;
	inset: 0;
	background: rgba(7, 25, 48, 0.64);
}

.dt-hero__content {
	position: relative;
	z-index: 2;
	width: 100%;
	max-width: 760px;
	padding: 96px 0;
	color: #fff;
}

.dt-hero__eyebrow {
	margin-bottom: 16px;
}

.dt-hero__title {
	max-width: 680px;
	font-size: 3rem;
}

.dt-hero__text {
	max-width: 560px;
	margin-top: 18px;
	font-size: 1.08rem;
	color: rgba(255, 255, 255, 0.88);
}

.dt-hero__actions {
	display: flex;
	flex-wrap: wrap;
	gap: 14px;
	margin-top: 32px;
}

/* Eyebrow */
.dt-eyebrow {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	color: var(--dt-accent);
	font-size: 0.82rem;
	font-weight: 800;
}

.dt-eyebrow::before {
	content: "";
	width: 26px;
	height: 3px;
	border-radius: 2px;
	background: var(--dt-accent);
}

.dt-eyebrow--light {
	color: #f4b860;
}

.dt-eyebrow--light::before {
	background: #f4b860;
}

/* Trust strip */
.dt-trust {
	background: var(--dt-surface);
	border-bottom: 1px solid var(--dt-line);
}

.dt-trust__inner {
	display: flex;
	align-items: center;
	flex-wrap: wrap;
	gap: 14px 28px;
	padding-block: 18px;
}

.dt-trust__label {
	color: var(--dt-muted);
	font-size: 0.85rem;
	font-weight: 800;
}

.dt-trust__items {
	display: flex;
	flex-wrap: wrap;
	gap: 10px 24px;
}

.dt-trust__items li {
	font-weight: 600;
}

/* Stats */
.dt-stats {
	background: var(--dt-dark);
	color: #fff;
}

.dt-stats__grid {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: 24px;
	padding-block: 56px;
}

.dt-stat {
	padding: 8px 16px;
	border-left: 1px solid rgba(255, 255, 255, 0.14);
	text-align: center;
}

.dt-stat:first-child {
	border-left: 0;
}

.dt-stat__value {
	display: block;
	font-size: 2.6rem;
	font-weight: 800;
	line-height: 1.1;
	color: #fff;
}

.dt-stat__label {
	display: block;
	margin-top: 6px;
	color: rgba(255, 255, 255, 0.72);
	font-size: 0.92rem;
}

/* Certifications */
.dt-cert {
	border-bottom: 1px solid var(--dt-line);
	background: var(--dt-blue-soft);
}

.dt-cert__inner {
	display: flex;
	align-items: center;
	flex-wrap: wrap;
	gap: 12px 22px;
	padding-block: 20px;
}

.dt-cert__label {
	margin-right: 4px;
	color: var(--dt-muted);
	font-size: 0.9rem;
	font-weight: 700;
}

.dt-cert strong {
	padding: 6px 12px;
	border: 1px solid rgba(47, 127, 224, 0.35);
	border-radius: 4px;
	background: var(--dt-surface);
	color: var(--dt-blue);
	font-size: 0.88rem;
	letter-spacing: 0;
}

.dt-cert em {
	margin-left: auto;
	font-style: normal;
	color: var(--dt-muted);
	font-size: 0.86rem;
}

/* Generic sections */
.dt-section {
	padding: 96px 0;
}

.dt-section--muted {
	background: var(--dt-bg);
}

.dt-section__head {
	max-width: 720px;
	margin-bottom: 52px;
}

.dt-section__head--light {
	color: #fff;
}

.dt-section__title {
	margin-top: 10px;
	font-size: 2.15rem;
}

.dt-section__lead {
	margin-top: 14px;
	color: var(--dt-muted);
}

.dt-section__head--light .dt-section__lead {
	color: rgba(255, 255, 255, 0.72);
}

/* About */
.dt-about__grid {
	display: grid;
	grid-template-columns: minmax(0, 1.08fr) minmax(0, 1fr);
	gap: 72px;
	align-items: center;
}

.dt-about__media {
	position: relative;
}

.dt-about__media img {
	width: 100%;
	aspect-ratio: 4 / 3;
	object-fit: cover;
	border-radius: var(--dt-radius);
	box-shadow: var(--dt-shadow);
}

.dt-about__badge {
	position: absolute;
	left: -22px;
	bottom: 24px;
	display: flex;
	flex-direction: column;
	padding: 18px 22px;
	border-radius: var(--dt-radius);
	background: var(--dt-accent);
	color: #fff;
}

.dt-about__badge strong {
	font-size: 1.7rem;
	line-height: 1;
}

.dt-about__badge span {
	margin-top: 4px;
	font-size: 0.82rem;
	opacity: 0.92;
}

.dt-check-list {
	display: grid;
	gap: 14px;
	margin: 26px 0 30px;
}

.dt-check-list li {
	display: flex;
	align-items: flex-start;
	gap: 10px;
	color: var(--dt-muted);
}

.dt-check-list .dt-icon {
	margin-top: 2px;
	color: var(--dt-primary);
}

/* Services */
.dt-services__grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 24px;
}

.dt-service-card {
	padding: 30px;
	border: 1px solid var(--dt-line);
	border-radius: var(--dt-radius);
	background: var(--dt-surface);
	transition: transform 0.22s ease, box-shadow 0.22s ease, border-color 0.22s ease;
}

.dt-service-card:hover {
	transform: translateY(-4px);
	border-color: rgba(16, 80, 160, 0.28);
	box-shadow: var(--dt-shadow);
}

.dt-service-card .dt-icon {
	display: grid;
	place-items: center;
	width: 52px;
	height: 52px;
	margin-bottom: 20px;
	border-radius: var(--dt-radius);
	background: var(--dt-accent-soft);
	color: var(--dt-accent);
}

.dt-service-card .dt-icon svg {
	width: 28px;
	height: 28px;
}

.dt-service-card h3 {
	font-size: 1.14rem;
}

.dt-service-card p {
	margin-top: 10px;
	color: var(--dt-muted);
	font-size: 0.95rem;
}

/* Process */
.dt-process {
	background: var(--dt-dark);
	color: #fff;
}

.dt-process__list {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: 24px;
}

.dt-process__item {
	padding-top: 22px;
	border-top: 3px solid rgba(255, 255, 255, 0.18);
}

.dt-process__num {
	display: block;
	font-size: 2.4rem;
	font-weight: 800;
	line-height: 1;
	color: var(--dt-accent);
}

.dt-process__item h3 {
	margin-top: 10px;
	font-size: 1.12rem;
}

.dt-process__item p {
	margin-top: 8px;
	color: rgba(255, 255, 255, 0.7);
	font-size: 0.95rem;
}

/* Cases */
.dt-cases__grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 24px;
}

.dt-case-card {
	overflow: hidden;
	border: 1px solid var(--dt-line);
	border-radius: var(--dt-radius);
	background: var(--dt-surface);
	transition: transform 0.22s ease, box-shadow 0.22s ease;
}

.dt-case-card:hover {
	transform: translateY(-4px);
	box-shadow: var(--dt-shadow);
}

.dt-case-card__media img {
	width: 100%;
	aspect-ratio: 16 / 10;
	object-fit: cover;
}

.dt-case-card__body {
	padding: 24px;
}

.dt-tag {
	display: inline-block;
	padding: 4px 10px;
	border-radius: 4px;
	background: var(--dt-blue-soft);
	color: var(--dt-blue);
	font-size: 0.78rem;
	font-weight: 700;
}

.dt-case-card h3 {
	margin-top: 12px;
	font-size: 1.08rem;
}

.dt-case-card p {
	margin-top: 10px;
	color: var(--dt-muted);
	font-size: 0.94rem;
}

/* Quote */
.dt-quote {
	padding: 84px 0;
	background: var(--dt-accent-soft);
}

.dt-quote__inner {
	max-width: 820px;
}

.dt-quote__mark {
	font-family: Georgia, serif;
	font-size: 3.4rem;
	line-height: 1;
	color: var(--dt-accent);
}

.dt-quote blockquote {
	margin: 10px 0 0;
	font-size: 1.28rem;
	font-weight: 700;
	line-height: 1.7;
	color: var(--dt-ink);
}

.dt-quote cite {
	display: block;
	margin-top: 16px;
	font-style: normal;
	color: var(--dt-muted);
}

/* CTA / contact */
.dt-cta {
	padding: 96px 0;
	background: var(--dt-dark);
	color: #fff;
}

.dt-cta__grid {
	display: grid;
	grid-template-columns: minmax(0, 1fr) minmax(0, 420px);
	gap: 72px;
	align-items: center;
}

.dt-cta__text {
	max-width: 520px;
	margin-top: 14px;
	color: rgba(255, 255, 255, 0.75);
}

.dt-cta__copy .dt-btn {
	margin-top: 28px;
}

.dt-contact-list {
	display: grid;
	gap: 20px;
	padding: 28px;
	border: 1px solid rgba(255, 255, 255, 0.16);
	border-radius: var(--dt-radius);
	background: rgba(255, 255, 255, 0.06);
}

.dt-contact-list li {
	display: flex;
	align-items: flex-start;
	gap: 14px;
}

.dt-contact-list .dt-icon {
	margin-top: 2px;
	color: var(--dt-accent);
}

.dt-contact-list div {
	display: flex;
	flex-direction: column;
	gap: 2px;
}

.dt-contact-list span {
	font-size: 0.82rem;
	color: rgba(255, 255, 255, 0.62);
}

.dt-contact-list strong {
	font-size: 0.98rem;
	color: #fff;
}

/* Footer */
.dt-footer {
	padding-top: 72px;
	background: #0d1715;
	color: rgba(255, 255, 255, 0.72);
}

.dt-footer__grid {
	display: grid;
	grid-template-columns: 1.4fr 1fr 1.2fr;
	gap: 56px;
	padding-bottom: 48px;
}

.dt-footer__brand .custom-logo {
	max-height: 56px;
	width: auto;
	filter: brightness(0) invert(1);
}

.dt-footer__name {
	font-size: 1.3rem;
	font-weight: 800;
	color: #fff;
}

.dt-footer__brand p {
	max-width: 340px;
	margin-top: 14px;
}

.dt-footer h2 {
	margin-bottom: 18px;
	font-size: 0.95rem;
	color: #fff;
}

.dt-footer-menu {
	display: grid;
	gap: 10px;
}

.dt-footer-menu a,
.dt-footer-list a {
	color: rgba(255, 255, 255, 0.72);
}

.dt-footer-menu a:hover {
	color: #fff;
}

.dt-footer-list {
	display: grid;
	gap: 12px;
}

.dt-footer-list li {
	display: flex;
	align-items: flex-start;
	gap: 10px;
}

.dt-footer-list .dt-icon {
	margin-top: 2px;
	color: var(--dt-accent);
}

.dt-footer__bottom {
	display: flex;
	flex-wrap: wrap;
	justify-content: space-between;
	gap: 12px;
	padding-block: 20px;
	border-top: 1px solid rgba(255, 255, 255, 0.12);
	font-size: 0.85rem;
}

/* Back to top */
.dt-back-top {
	position: fixed;
	right: 22px;
	bottom: 22px;
	z-index: 40;
	display: grid;
	place-items: center;
	width: 46px;
	height: 46px;
	border: 0;
	border-radius: var(--dt-radius);
	background: var(--dt-primary);
	color: #fff;
	cursor: pointer;
	opacity: 0;
	visibility: hidden;
	transform: translateY(8px);
	transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s ease;
}

.dt-back-top.is-visible {
	opacity: 1;
	visibility: visible;
	transform: none;
}

/* Inner pages */
.dt-page {
	padding: 72px 0 96px;
	background: var(--dt-surface);
}

.dt-page__head {
	margin-bottom: 36px;
}

.dt-page__title {
	font-size: 2.2rem;
}

.dt-page__excerpt {
	max-width: 720px;
	margin-top: 12px;
	color: var(--dt-muted);
}

.dt-article {
	max-width: 820px;
}

.dt-post-meta {
	display: flex;
	flex-wrap: wrap;
	gap: 6px 14px;
	margin-bottom: 12px;
	color: var(--dt-muted);
	font-size: 0.88rem;
}

.dt-post-meta a {
	color: var(--dt-muted);
}

.dt-featured img {
	width: 100%;
	height: auto;
	margin-bottom: 28px;
	border-radius: var(--dt-radius);
	object-fit: cover;
}

.dt-prose {
	color: #2b3b38;
	font-size: 1.02rem;
}

.dt-prose h2,
.dt-prose h3,
.dt-prose h4 {
	margin-top: 28px;
	margin-bottom: 12px;
}

.dt-prose p {
	margin-bottom: 18px;
}

.dt-prose a {
	text-decoration: underline;
}

.dt-prose img {
	height: auto;
	border-radius: var(--dt-radius);
}

.dt-prose ul,
.dt-prose ol {
	margin: 0 0 18px 24px;
	list-style: disc;
}

.dt-prose blockquote {
	margin: 24px 0;
	padding: 18px 22px;
	border-left: 4px solid var(--dt-accent);
	background: var(--dt-bg);
}

.dt-page-links {
	display: flex;
	flex-wrap: wrap;
	gap: 8px;
	margin-top: 20px;
}

.dt-page-links a {
	padding: 6px 12px;
	border: 1px solid var(--dt-line);
	border-radius: 6px;
}

.dt-post-tags {
	display: flex;
	flex-wrap: wrap;
	gap: 8px;
	margin-top: 30px;
}

.dt-post-tags a {
	padding: 5px 10px;
	border-radius: 4px;
	background: var(--dt-bg);
	font-size: 0.85rem;
}

.dt-post-nav {
	display: flex;
	justify-content: space-between;
	gap: 20px;
	margin-top: 44px;
	padding-top: 24px;
	border-top: 1px solid var(--dt-line);
}

/* Archive */
.dt-archive {
	min-height: 60vh;
	background: var(--dt-bg);
}

.dt-archive__grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 24px;
}

.dt-post-card {
	display: flex;
	flex-direction: column;
	overflow: hidden;
	border: 1px solid var(--dt-line);
	border-radius: var(--dt-radius);
	background: var(--dt-surface);
}

.dt-post-card__media img {
	width: 100%;
	aspect-ratio: 16 / 10;
	object-fit: cover;
}

.dt-post-card__body {
	display: flex;
	flex: 1;
	flex-direction: column;
	gap: 10px;
	padding: 22px;
}

.dt-post-card h2 {
	font-size: 1.1rem;
}

.dt-post-card h2 a {
	color: var(--dt-ink);
}

.dt-post-card h2 a:hover {
	color: var(--dt-primary);
}

.dt-post-card p {
	color: var(--dt-muted);
	font-size: 0.94rem;
}

.dt-post-card__more {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	margin-top: auto;
	font-size: 0.9rem;
	font-weight: 700;
}

.navigation.pagination {
	margin-top: 48px;
}

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

.page-numbers {
	display: inline-grid;
	place-items: center;
	min-width: 42px;
	height: 42px;
	padding: 0 8px;
	border: 1px solid var(--dt-line);
	border-radius: 6px;
	background: var(--dt-surface);
	color: var(--dt-ink);
	font-weight: 700;
}

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

/* 404 / empty */
.dt-404 {
	display: flex;
	align-items: center;
	min-height: 70vh;
	text-align: center;
}

.dt-404 .dt-container {
	width: 100%;
}

.dt-404__code {
	font-size: 6rem;
	font-weight: 800;
	line-height: 1;
	color: var(--dt-line);
}

.dt-404 h1 {
	margin-top: 8px;
	font-size: 2rem;
}

.dt-404 p {
	margin: 12px 0 28px;
	color: var(--dt-muted);
}

.dt-empty {
	padding: 60px 0;
	text-align: center;
	color: var(--dt-muted);
}

.search-form {
	display: flex;
	gap: 8px;
}

.dt-empty .search-form {
	justify-content: center;
	margin-top: 20px;
}

.search-field,
.search-submit {
	height: 46px;
	border-radius: 6px;
	font: inherit;
}

.search-field {
	flex: 1;
	max-width: 420px;
	padding: 0 14px;
	border: 1px solid var(--dt-line);
	background: var(--dt-surface);
	color: var(--dt-ink);
}

.search-submit {
	padding: 0 18px;
	border: 0;
	background: var(--dt-primary);
	color: #fff;
	font-weight: 700;
	cursor: pointer;
}

/* Reveal animation */
.no-js .dt-reveal {
	opacity: 1;
	transform: none;
}

.js .dt-reveal {
	opacity: 0;
	transform: translateY(16px);
	transition: opacity 0.55s ease, transform 0.55s ease;
}

.js .dt-reveal.is-visible {
	opacity: 1;
	transform: none;
}

/* Inner pages */
.dt-inner-page .dt-page__head {
	max-width: 860px;
}

.dt-block {
	margin-top: 64px;
}

.dt-block--muted {
	padding: 40px;
	border-radius: var(--dt-radius);
	background: var(--dt-bg);
}

.dt-about-page__intro p {
	max-width: 860px;
	margin-bottom: 18px;
	color: var(--dt-muted);
}

.dt-history {
	display: grid;
}

.dt-history__item {
	display: grid;
	grid-template-columns: 150px 1fr;
	gap: 24px;
	padding: 22px 0;
	border-top: 1px solid var(--dt-line);
}

.dt-history__item:first-child {
	border-top: 0;
}

.dt-history__year {
	color: var(--dt-primary);
	font-size: 1.05rem;
	font-weight: 800;
}

.dt-history h3 {
	font-size: 1.12rem;
}

.dt-history p {
	margin-top: 8px;
	color: var(--dt-muted);
}

.dt-two-col {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 40px;
	align-items: center;
}

.dt-two-col .dt-about__media img {
	border-radius: var(--dt-radius);
}

.dt-cert-list {
	display: flex;
	flex-wrap: wrap;
	gap: 12px;
}

.dt-cert-list li {
	padding: 10px 16px;
	border: 1px solid var(--dt-line);
	border-radius: 6px;
	background: var(--dt-blue-soft);
	color: var(--dt-blue);
	font-weight: 800;
}

.dt-block__note {
	margin-top: 18px;
	color: var(--dt-muted);
}

/* Projects */
.dt-project-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 24px;
}

.dt-project-card {
	position: relative;
	padding: 30px;
	border: 1px solid var(--dt-line);
	border-radius: var(--dt-radius);
	background: var(--dt-surface);
}

.dt-project-card__num {
	position: absolute;
	top: 20px;
	right: 24px;
	color: var(--dt-line);
	font-size: 2rem;
	font-weight: 800;
	line-height: 1;
}

.dt-project-card .dt-tag {
	margin-bottom: 12px;
}

.dt-project-card h2 {
	margin-top: 14px;
	font-size: 1.2rem;
}

.dt-project-card > p {
	margin-top: 12px;
	color: var(--dt-muted);
}

.dt-project-card .dt-check-list {
	margin-top: 18px;
}

/* Industries */
.dt-industry-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 16px;
}

.dt-industry-grid li {
	padding: 28px 20px;
	border: 1px solid var(--dt-line);
	border-radius: var(--dt-radius);
	background: var(--dt-surface);
	text-align: center;
	font-weight: 700;
}

/* Comparison table */
.dt-table-wrap {
	overflow-x: auto;
}

.dt-compare-table {
	width: 100%;
	border-collapse: collapse;
	background: var(--dt-surface);
}

.dt-compare-table th,
.dt-compare-table td {
	padding: 16px;
	border: 1px solid var(--dt-line);
	text-align: left;
}

.dt-compare-table th {
	background: var(--dt-dark);
	color: #fff;
}

.dt-compare-table td:first-child {
	font-weight: 700;
}

/* Equipment */
.dt-equipment-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 14px;
}

.dt-equipment-grid li {
	padding: 16px 18px;
	border: 1px solid var(--dt-line);
	border-radius: var(--dt-radius);
	background: var(--dt-surface);
	font-weight: 600;
}

/* Products */
.dt-products-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 24px;
}

.dt-product-card {
	display: flex;
	flex-direction: column;
	overflow: hidden;
	border: 1px solid var(--dt-line);
	border-radius: var(--dt-radius);
	background: var(--dt-surface);
	transition: transform 0.22s ease, box-shadow 0.22s ease;
}

.dt-product-card:hover {
	transform: translateY(-4px);
	box-shadow: var(--dt-shadow);
}

.dt-product-card__media {
	display: block;
	min-height: 180px;
	background: var(--dt-bg);
}

.dt-product-card__media img {
	width: 100%;
	aspect-ratio: 16 / 10;
	object-fit: cover;
}

.dt-product-card__body {
	display: flex;
	flex: 1;
	flex-direction: column;
	gap: 10px;
	padding: 22px;
}

.dt-product-card h3 {
	font-size: 1.08rem;
}

.dt-product-card h3 a {
	color: var(--dt-ink);
}

.dt-product-card h3 a:hover {
	color: var(--dt-primary);
}

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

.dt-product-card .dt-post-card__more {
	margin-top: auto;
}

.dt-category-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 20px;
}

.dt-category-card {
	padding: 24px;
	border: 1px solid var(--dt-line);
	border-radius: var(--dt-radius);
	background: var(--dt-surface);
	color: var(--dt-ink);
	transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.dt-category-card:hover {
	border-color: var(--dt-primary);
	box-shadow: var(--dt-shadow);
}

.dt-category-card__name {
	display: block;
	font-size: 1.15rem;
	font-weight: 800;
}

.dt-category-card__count {
	display: block;
	margin-top: 6px;
	color: var(--dt-primary);
	font-size: 0.85rem;
	font-weight: 700;
}

.dt-category-card p {
	margin-top: 10px;
	color: var(--dt-muted);
	font-size: 0.9rem;
}

.dt-section__more {
	margin-top: 36px;
	text-align: center;
}

/* Product detail */
.dt-back-link {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	margin-bottom: 24px;
	color: var(--dt-muted);
	font-weight: 700;
}

.dt-back-link .dt-icon svg {
	transform: rotate(180deg);
}

.dt-product-detail__grid {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 48px;
	align-items: start;
}

.dt-product-detail__media img {
	width: 100%;
	border-radius: var(--dt-radius);
	object-fit: cover;
}

.dt-product-detail__body .dt-page__title {
	margin-top: 12px;
}

/* Contact page */
.dt-contact-page {
	max-width: 720px;
}

.dt-contact-list--page {
	border-color: var(--dt-line);
	background: var(--dt-bg);
}

.dt-contact-list--page strong {
	color: var(--dt-ink);
}

.dt-contact-list--page span {
	color: var(--dt-muted);
}

.dt-contact-page__note {
	margin-top: 24px;
	color: var(--dt-muted);
}

/* Roadmap */
.dt-roadmap {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: 14px;
	margin-top: 40px;
}

.dt-roadmap li {
	padding: 18px;
	border-radius: var(--dt-radius);
	background: var(--dt-primary);
	color: #fff;
	text-align: center;
	font-weight: 800;
}

/* Equipment rows */
.dt-equip-row {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 40px;
	align-items: center;
}

.dt-equip-row__media img {
	width: 100%;
	border-radius: var(--dt-radius);
	object-fit: cover;
}

.dt-equip-row__body > p {
	margin-bottom: 12px;
	color: var(--dt-muted);
}

.dt-equip-row .dt-equipment-grid {
	margin-top: 4px;
}

.dt-gallery {
	display: grid;
	gap: 12px;
}

.dt-gallery img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	border: 1px solid var(--dt-line);
	border-radius: 6px;
}

.dt-gallery--two {
	grid-template-columns: repeat(2, 1fr);
}

.dt-gallery--three {
	grid-template-columns: repeat(3, 1fr);
}

.dt-gallery--four {
	grid-template-columns: repeat(4, 1fr);
}

.dt-gallery--five {
	grid-template-columns: repeat(5, 1fr);
}

/* Team */
.dt-team-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 14px;
}

.dt-team-grid li {
	padding: 18px;
	border: 1px solid var(--dt-line);
	border-radius: var(--dt-radius);
	background: var(--dt-surface);
	text-align: center;
	font-weight: 700;
}

.dt-patent-band {
	display: flex;
	align-items: center;
	gap: 24px;
	margin-top: 32px;
	padding: 28px;
	border-radius: var(--dt-radius);
	background: var(--dt-dark);
	color: #fff;
}

.dt-patent-band > strong {
	color: var(--dt-accent);
	font-size: 3rem;
	line-height: 1;
}

.dt-patent-band h3 {
	color: #fff;
	font-size: 1.2rem;
}

.dt-patent-band p {
	margin-top: 6px;
	color: rgba(255, 255, 255, 0.7);
}

/* Applications */
.dt-app-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 24px;
}

.dt-app-card {
	padding: 28px;
	border: 1px solid var(--dt-line);
	border-radius: var(--dt-radius);
	background: var(--dt-surface);
}

.dt-app-card .dt-icon {
	display: grid;
	place-items: center;
	width: 52px;
	height: 52px;
	margin-bottom: 18px;
	border-radius: var(--dt-radius);
	background: var(--dt-blue-soft);
	color: var(--dt-blue);
}

.dt-app-card h2 {
	font-size: 1.2rem;
}

.dt-app-card p {
	margin-top: 10px;
	color: var(--dt-muted);
}

/* Responsive */
@media (max-width: 1020px) {
	.dt-hero__title {
		font-size: 2.6rem;
	}

	.dt-services__grid,
	.dt-cases__grid,
	.dt-archive__grid,
	.dt-project-grid,
	.dt-products-grid,
	.dt-category-grid {
		grid-template-columns: repeat(2, 1fr);
	}

	.dt-industry-grid,
	.dt-equipment-grid {
		grid-template-columns: repeat(2, 1fr);
	}

	.dt-gallery--three,
	.dt-gallery--four,
	.dt-gallery--five {
		grid-template-columns: repeat(2, 1fr);
	}

	.dt-equip-row,
	.dt-app-grid {
		grid-template-columns: 1fr;
	}

	.dt-process__list {
		grid-template-columns: repeat(2, 1fr);
		gap: 32px;
	}

	.dt-about__grid,
	.dt-cta__grid,
	.dt-two-col,
	.dt-product-detail__grid {
		grid-template-columns: 1fr;
		gap: 48px;
	}

	.dt-about__media {
		max-width: 640px;
	}

	.dt-cta__grid {
		gap: 40px;
	}

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

@media (max-width: 860px) {
	.dt-topbar {
		display: none;
	}

	.dt-header__cta {
		display: none;
	}

	.dt-lang-switch {
		margin-left: auto;
	}

	.dt-nav-toggle {
		display: inline-flex;
	}

	.dt-nav {
		display: none;
		position: absolute;
		top: 100%;
		right: 0;
		left: 0;
		border-bottom: 1px solid var(--dt-line);
		background: var(--dt-surface);
		box-shadow: 0 18px 30px rgba(18, 42, 38, 0.12);
	}

	.dt-nav.is-open {
		display: block;
	}

	.dt-menu {
		flex-direction: column;
		gap: 0;
		padding: 8px 0 14px;
	}

	.dt-menu li a {
		padding: 12px 24px;
		border-top: 1px solid var(--dt-line);
		border-radius: 0;
	}

	.dt-menu li:first-child a {
		border-top: 0;
	}

	.dt-hero {
		min-height: 600px;
	}

	.dt-hero__content {
		padding: 64px 0;
	}

	.dt-hero__title {
		font-size: 2rem;
	}

	.dt-section {
		padding: 72px 0;
	}

	.dt-stats__grid {
		grid-template-columns: repeat(2, 1fr);
		gap: 28px 16px;
	}

	.dt-stat {
		padding-top: 18px;
		border-top: 1px solid rgba(255, 255, 255, 0.14);
		border-left: 0;
	}

	.dt-about__badge {
		left: 12px;
	}

	.dt-cta {
		padding: 72px 0;
	}

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

	.dt-page {
		padding: 56px 0 72px;
	}
}

@media (max-width: 560px) {
	.dt-container {
		padding-inline: 18px;
	}

	.dt-hero {
		min-height: 560px;
	}

	.dt-hero__title {
		font-size: 1.75rem;
	}

	.dt-hero__text {
		font-size: 1rem;
	}

	.dt-hero__actions .dt-btn {
		width: 100%;
	}

	.dt-services__grid,
	.dt-cases__grid,
	.dt-archive__grid,
	.dt-process__list {
		grid-template-columns: 1fr;
	}

	.dt-section__title {
		font-size: 1.7rem;
	}

	.dt-project-grid,
	.dt-products-grid,
	.dt-category-grid,
	.dt-industry-grid,
	.dt-equipment-grid,
	.dt-team-grid,
	.dt-app-grid,
	.dt-gallery--two,
	.dt-gallery--three,
	.dt-gallery--four,
	.dt-gallery--five {
		grid-template-columns: 1fr;
	}

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

	.dt-history__item {
		grid-template-columns: 1fr;
		gap: 8px;
	}

	.dt-block--muted {
		padding: 28px;
	}

	.dt-stat__value {
		font-size: 2.1rem;
	}

	.dt-about__badge {
		padding: 14px 16px;
	}

	.dt-quote {
		padding: 64px 0;
	}

	.dt-quote blockquote {
		font-size: 1.12rem;
	}

	.dt-404__code {
		font-size: 4.5rem;
	}

	.dt-back-top {
		right: 14px;
		bottom: 14px;
	}
}

@media (prefers-reduced-motion: reduce) {
	*,
	*::before,
	*::after {
		scroll-behavior: auto !important;
		transition-duration: 0.01ms !important;
		animation-duration: 0.01ms !important;
	}
}

/* Product type preview */
.dt-product-type-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 20px;
}

.dt-product-type-grid .dt-category-card {
	display: flex;
	flex-direction: column;
	gap: 10px;
}

.dt-product-type-grid .dt-category-card img {
	width: 100%;
	aspect-ratio: 16 / 10;
	object-fit: cover;
	border: 1px solid var(--dt-line);
	border-radius: 6px;
}

@media (max-width: 1020px) {
	.dt-product-type-grid {
		grid-template-columns: repeat(2, 1fr);
	}
}

@media (max-width: 560px) {
	.dt-product-type-grid {
		grid-template-columns: 1fr;
	}
}

/* Future section compact */
.dt-future__inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 40px;
	padding: 48px;
	border-radius: var(--dt-radius);
	background: var(--dt-dark);
	color: #fff;
}

.dt-future__copy {
	max-width: 620px;
}

.dt-future__copy .dt-section__title {
	color: #fff;
}

.dt-future__copy .dt-section__lead {
	margin-top: 14px;
	color: rgba(255, 255, 255, 0.72);
}

.dt-future__tags {
	display: flex;
	flex-wrap: wrap;
	gap: 12px;
	justify-content: flex-end;
}

.dt-future__tags li {
	padding: 12px 18px;
	border-radius: 6px;
	background: var(--dt-primary);
	color: #fff;
	font-weight: 700;
	white-space: nowrap;
}

@media (max-width: 860px) {
	.dt-future__inner {
		flex-direction: column;
		align-items: flex-start;
		gap: 24px;
		padding: 36px 28px;
	}

	.dt-future__tags {
		justify-content: flex-start;
	}
}

/* R&D cards */
.dt-rd-grid {
	display: grid;
	gap: 16px;
}

.dt-rd-card {
	border: 1px solid var(--dt-line);
	border-radius: var(--dt-radius);
	background: var(--dt-surface);
	overflow: hidden;
}

.dt-rd-card summary {
	display: flex;
	align-items: center;
	gap: 16px;
	padding: 22px 24px;
	cursor: pointer;
	list-style: none;
}

.dt-rd-card summary::-webkit-details-marker {
	display: none;
}

.dt-rd-card summary:hover {
	background: var(--dt-blue-soft);
}

.dt-rd-card__icon {
	display: grid;
	place-items: center;
	width: 52px;
	height: 52px;
	flex: none;
	border-radius: var(--dt-radius);
	background: var(--dt-blue-soft);
	color: var(--dt-blue);
}

.dt-rd-card__text {
	display: flex;
	flex-direction: column;
	gap: 4px;
	flex: 1;
	min-width: 0;
}

.dt-rd-card__text strong {
	font-size: 1.08rem;
}

.dt-rd-card__text small {
	color: var(--dt-muted);
	font-size: 0.85rem;
}

.dt-rd-card__chevron {
	color: var(--dt-primary);
	transition: transform 0.25s ease;
}

.dt-rd-card[open] .dt-rd-card__chevron {
	transform: rotate(180deg);
}

.dt-rd-card__body {
	padding: 0 24px 24px 92px;
}

.dt-rd-card__body img {
	width: 100%;
	max-height: 320px;
	object-fit: cover;
	border-radius: 6px;
	border: 1px solid var(--dt-line);
	margin-bottom: 16px;
}

.dt-rd-card__body p {
	margin-top: 12px;
	color: var(--dt-muted);
}

.dt-rd-card__body .dt-gallery {
	margin-bottom: 16px;
}

.dt-rd-card__body .dt-check-list {
	margin-top: 16px;
}

@media (max-width: 640px) {
	.dt-rd-card__body {
		padding: 0 20px 20px;
	}
}

/* Compact product gallery */
.dt-gallery--six {
	grid-template-columns: repeat(6, 1fr);
}

@media (max-width: 1020px) {
	.dt-gallery--six {
		grid-template-columns: repeat(3, 1fr);
	}
}

@media (max-width: 560px) {
	.dt-gallery--six {
		grid-template-columns: repeat(2, 1fr);
	}
}

/* Footer QR */
.dt-footer__qr {
	display: flex;
	align-items: center;
	gap: 14px;
	margin-top: 20px;
}

.dt-footer__qr img {
	width: 96px;
	height: 96px;
	padding: 6px;
	border-radius: 6px;
	background: #fff;
	object-fit: contain;
}

.dt-footer__qr span {
	color: rgba(255, 255, 255, 0.72);
	font-size: 0.9rem;
}