/* :root {
	--navy: #0a2342;
	--navy-2: #102f55;
	--blue: #0b6bcb;
	--cyan: #20b8c9;
	--green: #1a9b74;
	--ink: #152334;
	--muted: #617184;
	--line: #dce5ed;
	--soft: #f3f7fa;
	--white: #fff;
	--shadow: 0 18px 50px rgba(10, 35, 66, .12);
}

* {
	box-sizing: border-box;
}

html {
	scroll-behavior: smooth;
}

body {
	margin: 0;
	font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
	color: var(--ink);
	background: var(--white);
	line-height: 1.65;
}

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

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

.container {
	width: min(1180px, calc(100% - 40px));
	margin: auto;
}

.topbar {
	background: #06182d;
	color: #c9d7e6;
	font-size: 13px;
}

.topbar-inner {
	min-height: 38px;
	display: flex;
	justify-content: space-between;
	align-items: center;
	gap: 20px;
}

.top-links {
	display: flex;
	gap: 22px;
}

.site-header {
	position: sticky;
	top: 0;
	z-index: 30;
	background: rgba(255, 255, 255, .96);
	backdrop-filter: blur(12px);
	border-bottom: 1px solid rgba(220, 229, 237, .9);
}

.nav-wrap {
	min-height: 78px;
	display: flex;
	align-items: center;
	justify-content: space-between;
}

.logo {
	display: inline-flex;
	align-items: center;
	gap: 11px;
}

.logo-mark {
	width: 42px;
	height: 42px;
	border-radius: 12px 4px 12px 4px;
	display: grid;
	place-items: center;
	color: white;
	background: linear-gradient(135deg, var(--blue), var(--cyan));
	font-weight: 800;
	font-size: 22px;
}

.logo strong {
	display: block;
	font-size: 20px;
	line-height: 1.1;
	color: var(--navy);
}

.logo small {
	display: block;
	color: var(--muted);
	font-size: 11px;
	letter-spacing: .08em;
	text-transform: uppercase;
}

.main-nav {
	display: flex;
	align-items: center;
	gap: 26px;
	font-size: 14px;
	font-weight: 650;
}

.main-nav a:hover {
	color: var(--blue);
}

.nav-cta {
	padding: 11px 18px;
	border-radius: 8px;
	background: var(--blue);
	color: white !important;
}

.menu-toggle {
	display: none;
	border: 0;
	background: transparent;
	font-size: 26px;
} */

/* .hero {
	position: relative;
	overflow: hidden;
	padding: 96px 0 76px;
	color: white;
	background:
		radial-gradient(circle at 78% 22%, rgba(32, 184, 201, .28), transparent 28%),
		linear-gradient(120deg, #071a31 0%, #0c3159 62%, #0d4967 100%);
}

.hero:after {
	content: "";
	position: absolute;
	inset: auto -8% -45% 45%;
	height: 520px;
	border: 1px solid rgba(255, 255, 255, .1);
	border-radius: 50%;
	transform: rotate(-12deg);
}

.hero-grid {
	position: relative;
	z-index: 1;
	display: grid;
	grid-template-columns: 1.15fr .85fr;
	gap: 72px;
	align-items: center;
}

.eyebrow {
	display: inline-block;
	margin-bottom: 14px;
	color: var(--cyan);
	text-transform: uppercase;
	letter-spacing: .13em;
	font-size: 12px;
	font-weight: 800;
}

.hero h1,
.product-hero h1 {
	margin: 0 0 22px;
	font-size: clamp(42px, 5vw, 68px);
	line-height: 1.06;
	letter-spacing: -.035em;
}

.hero p {
	color: #d5e2ee;
	font-size: 18px;
	max-width: 700px;
}

.hero-actions {
	display: flex;
	gap: 14px;
	flex-wrap: wrap;
	margin-top: 30px;
}

.btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	min-height: 50px;
	padding: 0 24px;
	border: 0;
	border-radius: 8px;
	font-weight: 750;
	cursor: pointer;
} */

/* .btn-primary {
	background: linear-gradient(135deg, var(--blue), #1684df);
	color: white;
	box-shadow: 0 12px 30px rgba(11, 107, 203, .25);
}

.btn-secondary {
	background: transparent;
	color: inherit;
	border: 1px solid rgba(255, 255, 255, .45);
}

.hero-trust {
	display: flex;
	gap: 20px;
	flex-wrap: wrap;
	margin-top: 30px;
	font-size: 13px;
	color: #c5d7e7;
}

.hero-panel {
	padding: 28px;
	border: 1px solid rgba(255, 255, 255, .16);
	background: rgba(255, 255, 255, .09);
	border-radius: 18px;
	box-shadow: var(--shadow);
	backdrop-filter: blur(10px);
} */

.search-label {
	margin-bottom: 9px;
	color: #d9e6f0;
	font-size: 13px;
	font-weight: 700;
}

.product-search {
	display: flex;
	background: white;
	border-radius: 8px;
	overflow: hidden;
}

.product-search input {
	width: 100%;
	border: 0;
	padding: 15px;
	outline: none;
}

.product-search button {
	border: 0;
	padding: 0 18px;
	background: var(--cyan);
	color: #05253a;
	font-weight: 800;
	cursor: pointer;
}

.quick-list {
	margin-top: 18px;
}

.quick-list a {
	display: flex;
	justify-content: space-between;
	padding: 14px 0;
	border-bottom: 1px solid rgba(255, 255, 255, .13);
	font-weight: 700;
}

.quick-list span {
	color: #b8cede;
	font-size: 12px;
	font-weight: 500;
}

.note {
	font-size: 11px !important;
	color: #a9bfd1 !important;
}

.stats {
	border-bottom: 1px solid var(--line);
}

.stats-grid {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
}

.stats-grid div {
	padding: 25px;
	border-right: 1px solid var(--line);
	text-align: center;
}

.stats-grid div:last-child {
	border-right: 0;
}

.stats strong {
	display: block;
	color: var(--navy);
	font-size: 25px;
}

.stats span {
	color: var(--muted);
	font-size: 13px;
}

.section {
	padding: 92px 0;
}

.section-alt {
	background: var(--soft);
}

.section-dark {
	background: #071b31;
	color: white;
}

.section-heading {
	display: flex;
	justify-content: space-between;
	gap: 50px;
	align-items: end;
	margin-bottom: 38px;
}

.section-heading h2,
.split h2,
.rfq-grid h2,
.product-main h2 {
	margin: 0;
	color: var(--navy);
	font-size: clamp(30px, 4vw, 46px);
	line-height: 1.12;
	letter-spacing: -.025em;
}

.section-heading p {
	max-width: 520px;
	margin: 0;
	color: var(--muted);
}

.section-heading.light h2 {
	color: white;
}

.section-heading.light p {
	color: #b7c8d8;
}

.filter-tabs {
	display: flex;
	gap: 10px;
	flex-wrap: wrap;
	margin-bottom: 28px;
}

.filter-tabs button {
	border: 1px solid var(--line);
	background: white;
	padding: 10px 16px;
	border-radius: 999px;
	cursor: pointer;
	font-weight: 700;
	color: var(--muted);
}

.filter-tabs button.active {
	background: var(--navy);
	color: white;
	border-color: var(--navy);
}

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

.product-card {
	padding: 26px;
	border: 1px solid var(--line);
	border-radius: 14px;
	background: white;
	transition: .25s ease;
}

.product-card:hover {
	transform: translateY(-5px);
	box-shadow: var(--shadow);
	border-color: #bfd4e5;
}

.product-icon {
	width: 52px;
	height: 52px;
	display: grid;
	place-items: center;
	border-radius: 12px;
	background: #eaf5fd;
	color: var(--blue);
	font-weight: 850;
}

.product-meta {
	margin-top: 21px;
	color: var(--green);
	text-transform: uppercase;
	letter-spacing: .08em;
	font-size: 11px;
	font-weight: 800;
}

.product-card h3 {
	margin: 6px 0 8px;
	font-size: 23px;
	color: var(--navy);
}

.product-card p {
	color: var(--muted);
	min-height: 76px;
}

.product-card dl {
	border-top: 1px solid var(--line);
	border-bottom: 1px solid var(--line);
	margin: 18px 0;
}

.product-card dl div {
	display: flex;
	justify-content: space-between;
	padding: 8px 0;
	font-size: 13px;
}

.product-card dt {
	color: var(--muted);
}

.product-card dd {
	margin: 0;
	font-weight: 750;
}

.product-card a,
.application-grid a,
.article-grid a,
.text-link {
	color: var(--blue);
	font-weight: 800;
} */

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

.application-grid article {
	padding: 28px;
	background: white;
	border-radius: 14px;
	border: 1px solid var(--line);
}

.application-grid article>span {
	color: var(--cyan);
	font-weight: 900;
}

.application-grid h3 {
	color: var(--navy);
	font-size: 22px;
}

.application-grid p {
	color: var(--muted);
	min-height: 100px;
}

.split {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 76px;
	align-items: center;
}

.lead {
	font-size: 18px;
	color: var(--muted);
}

.check-list {
	list-style: none;
	padding: 0;
	margin: 28px 0;
}

.check-list li {
	position: relative;
	padding: 10px 0 10px 30px;
	border-bottom: 1px solid var(--line);
}

.check-list li:before {
	content: "✓";
	position: absolute;
	left: 0;
	color: var(--green);
	font-weight: 900;
}

.industry-panel {
	border-radius: 18px;
	background: var(--navy);
	color: white;
	overflow: hidden;
	box-shadow: var(--shadow);
}

.industry-panel div {
	padding: 23px 27px;
	border-bottom: 1px solid rgba(255, 255, 255, .1);
}

.industry-panel strong,
.industry-panel span {
	display: block;
}

.industry-panel span {
	color: #aebfd0;
	font-size: 13px;
	margin-top: 3px;
}

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

.document-grid article {
	padding: 27px;
	border-radius: 14px;
	background: rgba(255, 255, 255, .07);
	border: 1px solid rgba(255, 255, 255, .12);
}

.doc-icon {
	color: var(--cyan);
	font-weight: 900;
	letter-spacing: .1em;
}

.document-grid p {
	color: #adbdcc;
}

.document-grid a {
	color: #7ddae4;
	font-weight: 800;
}

.visual-card {
	min-height: 400px;
	display: flex;
	flex-direction: column;
	justify-content: space-between;
	border-radius: 18px;
	padding: 25px;
	color: white;
	background: linear-gradient(155deg, #0d355f, #0e7181);
	box-shadow: var(--shadow);
}

.visual-label {
	font-size: 12px;
	text-transform: uppercase;
	letter-spacing: .1em;
}

.tank-art {
	display: flex;
	gap: 22px;
	justify-content: center;
	align-items: end;
	height: 210px;
}

.tank-art span {
	width: 80px;
	height: 160px;
	border-radius: 40px 40px 10px 10px;
	background: linear-gradient(90deg, rgba(255, 255, 255, .55), rgba(255, 255, 255, .12));
	border: 1px solid rgba(255, 255, 255, .5);
}

.tank-art span:nth-child(2) {
	height: 210px;
}

.visual-caption {
	color: #d5ebed;
	font-size: 13px;
}

.evidence-grid {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 14px;
	margin-top: 26px;
}

.evidence-grid div {
	padding: 17px;
	background: var(--soft);
	border-radius: 10px;
}

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

.evidence-grid strong {
	color: var(--navy);
}

.evidence-grid span {
	color: var(--muted);
	font-size: 13px;
	margin-top: 5px;
}

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

.article-grid article {
	padding: 27px;
	background: white;
	border: 1px solid var(--line);
	border-radius: 14px;
}

.article-grid span {
	color: var(--green);
	font-size: 12px;
	font-weight: 850;
	text-transform: uppercase;
}

.article-grid h3 {
	color: var(--navy);
	font-size: 21px;
}

.article-grid p {
	color: var(--muted);
}

.rfq-section {
	background: linear-gradient(135deg, #eaf5fd, #f4fbfa);
}

.rfq-grid {
	display: grid;
	grid-template-columns: .8fr 1.2fr;
	gap: 70px;
	align-items: start;
}

.rfq-points {
	display: grid;
	gap: 10px;
	margin-top: 25px;
}

.rfq-points span {
	padding-left: 24px;
	position: relative;
}

.rfq-points span:before {
	content: "•";
	color: var(--blue);
	position: absolute;
	left: 4px;
}

.rfq-form {
	background: white;
	padding: 30px;
	border-radius: 16px;
	box-shadow: var(--shadow);
}
.rfq-form2 {
	background: white;
	padding: 0px;
	border-radius: 16px;
	box-shadow: var(--shadow);
}

.form-row {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 16px;
}

label {
	display: grid;
	gap: 7px;
	margin-bottom: 15px;
	color: var(--navy);
	font-size: 13px;
	/* font-weight: 750; */
}

input,
select,
textarea {
	width: 100%;
	border: 1px solid #cfdbe5;
	border-radius: 8px;
	padding: 13px 14px;
	font: inherit;
	color: var(--ink);
	outline: none;
	background: white;
}

input:focus,
select:focus,
textarea:focus {
	border-color: var(--blue);
	box-shadow: 0 0 0 3px rgba(11, 107, 203, .1);
}

.consent {
	display: flex;
	grid-template-columns: auto 1fr;
	align-items: center;
	color: var(--muted);
	font-weight: 500;
}

.consent input {
	width: auto;
}

.btn-full {
	width: 100%;
}

.form-status {
	margin-top: 12px;
	font-size: 13px;
	color: var(--green);
}

/* footer {
	background: #06182d;
	color: #aebfd0;
	padding: 65px 0 24px;
}

.footer-grid {
	display: grid;
	grid-template-columns: 1.5fr repeat(3, 1fr);
	gap: 40px;
}

.footer-logo strong {
	color: white;
}

.footer-grid h4 {
	color: white;
	margin-top: 0;
}

.footer-grid div>a,
.footer-grid div>span {
	display: block;
	margin: 8px 0;
	font-size: 14px;
}

.footer-bottom {
	display: flex;
	justify-content: space-between;
	gap: 20px;
	border-top: 1px solid rgba(255, 255, 255, .1);
	margin-top: 45px;
	padding-top: 22px;
	font-size: 12px;
} */

.site-footer a,
.site-footer a:hover,
.site-footer a:focus,
.site-footer a:active {
	text-decoration: none;
}

.floating-rfq {
	position: fixed;
	right: 22px;
	bottom: 22px;
	z-index: 25;
	width: 58px;
	height: 58px;
	display: grid;
	place-items: center;
	border-radius: 50%;
	background: var(--green);
	color: white;
	font-weight: 900;
	box-shadow: 0 12px 26px rgba(26, 155, 116, .35);
}

.product-hero {
	padding: 70px 0;
	background: linear-gradient(135deg, #eef6fb, #f7fbfd);
	background-repeat: no-repeat !important;
	background-position: center center !important;
	background-size: cover !important;
}

.breadcrumbs {
	margin-bottom: 35px;
	color: var(--muted);
	font-size: 14px;
	padding-left: 10px;
}

.breadcrumbs a {
	color: var(--blue);
}

.product-hero-grid {
	display: grid;
	grid-template-columns: 1.2fr .8fr;
	gap: 70px;
	align-items: center;
}

.product-hero h1 {
	color: var(--navy);
	font-size: clamp(42px, 5vw, 62px);
}

.product-badge {
	display: inline-block;
	margin-bottom: 12px;
	padding: 7px 11px;
	border-radius: 999px;
	background: #dff6f1;
	color: var(--green);
	font-weight: 800;
	font-size: 12px;
}

.identity-card {
	background: white;
	border: 1px solid var(--line);
	border-radius: 16px;
	padding: 25px;
	box-shadow: var(--shadow);
}

.identity-card div {
	display: flex;
	justify-content: space-between;
	gap: 20px;
	padding: 13px 0;
	border-bottom: 1px solid var(--line);
}

.identity-card span {
	color: var(--muted);
}

.identity-card p {
	color: var(--muted);
	font-size: 12px;
}

.product-layout {
	display: grid;
	grid-template-columns:320px minmax(0, 1fr) ;
	gap: 55px;
	align-items: start;
}

.product-main>h2 {
	/* margin-top: 55px; */
	font-size: 20px;
	margin-bottom: 20px;
}

.table-wrap {
	overflow: auto;
	border: 1px solid var(--line);
	border-radius: 12px;
	margin-bottom: 15px;
}

.spec-table {
	width: 100%;
	border-collapse: collapse;
	min-width: 650px;
}

.spec-table th,
.spec-table td {
	padding: 15px;
	text-align: left;
	border-bottom: 1px solid var(--line);
}

.spec-table th {
	background: var(--navy);
	color: white;
}

.product-detail-content {
	width: 100%;
	max-width: 100%;
	overflow-x: auto;
}

.product-detail-content table {
	width: 100% !important;
	max-width: 100%;
	border-collapse: separate;
	border-spacing: 0;
	border: 1px solid var(--line);
	border-radius: 12px;
	margin: 0 0 24px;
	table-layout: auto;
	overflow: hidden;
}

.product-detail-content th,
.product-detail-content td {
	border: 1px solid var(--line);
	padding: 15px 20px;
	text-align: left;
	vertical-align: middle;
}

.product-detail-content th {
	background: var(--navy);
	color: #fff;
	font-weight: 700;
	border-color: var(--navy);
}

.product-detail-content td {
	background: #fff;
}

.product-detail-content tr:first-child th:first-child,
.product-detail-content tr:first-child td:first-child {
	border-top-left-radius: 12px;
}

.product-detail-content tr:first-child th:last-child,
.product-detail-content tr:first-child td:last-child {
	border-top-right-radius: 12px;
}

.product-detail-content tr:last-child td:first-child {
	border-bottom-left-radius: 12px;
}

.product-detail-content tr:last-child td:last-child {
	border-bottom-right-radius: 12px;
}

.content-cards {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 15px;
	margin-bottom: 15px;
}

.content-cards div {
	padding: 20px;
	background: var(--soft);
	border-radius: 10px;
}

.content-cards h3 {
	color: var(--navy);
	margin-top: 0;
}

.document-inline {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 15px;
	margin-bottom: 28px;
}

.document-inline a {
	padding: 20px;
	border: 1px solid var(--line);
	border-radius: 10px;
}

.document-inline strong,
.document-inline span {
	display: block;
}

.document-inline strong {
	color: var(--blue);
	font-size: 20px;
}

.document-inline span {
	color: var(--muted);
	font-size: 12px;
}

.faq details {
	border-bottom: 1px solid var(--line);
	padding: 15px 0;
}

.faq summary {
	cursor: pointer;
	font-weight: 800;
	color: var(--navy);
}

.faq p {
	color: var(--muted);
}



.zycenter p {
	border-bottom: 1px solid var(--line);
	padding: 15px 0;
	
	cursor: pointer;
	font-weight: 800;
	color: var(--navy);
}
.zycenter p span{
	float: right;
	color: var(--primary);
	font-weight: normal;
}
.product-sidebar {
	position: sticky;
	top: 110px;
	display: grid;
	gap: 18px;
}

.sidebar-card {
	padding: 12px;
	border: 1px solid var(--line);
	border-radius: 12px;
	background: white;
}

.sidebar-card h3 {
	margin-top: 0;
	color: var(--navy);
}

.sidebar-card ul {
	padding-left: 20px;
	color: var(--muted);
}

.sidebar-card>a:not(.btn) {
	display: block;
	padding: 15px 10px;
	/* border-bottom: 1px solid var(--line); */
	background: #f5faff;
	color: var(--blue);
	margin-bottom: 10px;
	border-radius: 5px;
	
	/* font-weight: 750; */
}

.sidebar-card>a:hover{
	color:#fff;
	background: var(--primary);
}
#side-cur{
	color:#fff;
	background: var(--primary);
}
.sidebar-card>a span{
	float: right;
}
@media (max-width: 980px) {
	.main-nav {
		display: none;
		position: absolute;
		left: 20px;
		right: 20px;
		top: 80px;
		flex-direction: column;
		align-items: stretch;
		padding: 20px;
		background: white;
		border: 1px solid var(--line);
		box-shadow: var(--shadow);
		border-radius: 12px;
	}

	.main-nav.open {
		display: flex;
	}

	.menu-toggle {
		display: block;
	}

	.hero-grid,
	.split,
	.rfq-grid,
	.product-hero-grid,
	.product-layout {
		grid-template-columns: 1fr;
	}

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

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

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

	.product-sidebar {
		position: static;
	}

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

@media (max-width: 640px) {
	.container {
		width: min(100% - 28px, 1180px);
	}

	.top-links {
		display: none;
	}

	.hero {
		padding: 0;
	}

	.hero h1 {
		font-size: 42px;
	}

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

	.stats-grid div {
		border-bottom: 1px solid var(--line);
	}

	.section {
		padding: 68px 0;
	}

	.section-heading {
		display: block;
	}

	.section-heading p {
		margin-top: 15px;
	}

	.product-hero {
		min-height: 130px;
		padding: 42px 0;
		background-size: cover !important;
		background-position: center center !important;
	}

	.product-hero .breadcrumbs {
		margin-bottom: 0;
		padding-left: 0;
	}

	.product-grid,
	.application-grid,
	.document-grid,
	.evidence-grid,
	.content-cards,
	.document-inline,
	.form-row {
		grid-template-columns: 1fr;
	}

	.site-footer .footer-grid {
		grid-template-columns: 1fr 1fr;
		gap: 22px 18px;
	}

	.site-footer .footer-brand,
	.site-footer .footer-col:last-child {
		grid-column: 1 / -1;
	}

	.reverse-mobile> :first-child {
		order: 2;
	}

	.footer-bottom {
		flex-direction: column;
	}
}

.site-header .desktop-nav > a.active,
.site-header .desktop-nav > .nav-item.active > .nav-link,
.site-header .desktop-nav .nav-link.active {
	color: var(--primary) !important;
}

.site-header .desktop-nav > a.active::after,
.site-header .desktop-nav > .nav-item.active > .nav-link::after,
.site-header .desktop-nav .nav-link.active::after {
	content: "" !important;
	position: absolute !important;
	left: 0 !important;
	right: 0 !important;
	bottom: -1px !important;
	height: 3px !important;
	background: var(--primary) !important;
	display: block !important;
}