@charset "utf-8";
/* CSS Document */



    * {
	box-sizing: border-box;
	margin: 0;
	padding: 0;
}
:root {
 --color-primary: #1a4b8c;
 --color-primary-dark: #0e2f5a;
 --color-primary-light: #e8edf5;
 --color-accent: #e67e22;
 --color-text: #1a1a1a;
 --color-text-light: #555555;
 --color-text-muted: #888888;
 --color-border: #e5e7eb;
 --color-bg: #f8f9fa;
 --color-white: #ffffff;
 --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
 --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
 --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
 --radius: 8px;
 --radius-lg: 12px;
 --transition: 0.3s ease;
 --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}
body {
	font-family: var(--font-family);
	color: var(--color-text);
	background: var(--color-bg);
	line-height: 1.6;
}
.container {
	max-width: 1700px;
	margin: 0 auto;
	padding: 0 24px;
}
a {
	text-decoration: none;
	color: inherit;
}
img {
	max-width: 100%;
	height: auto;
	display: block;
}
.breadcrumb-section {
	background: var(--color-white);
	border-bottom: 1px solid var(--color-border);
	padding: 14px 0;
}
.breadcrumb {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	font-size: 14px;
	color: var(--color-text-muted);
	gap: 4px;
}
.breadcrumb-link {
	color: var(--color-primary);
	transition: color var(--transition);
}
.breadcrumb-link:hover {
	color: var(--color-primary-dark);
	text-decoration: underline;
}
.breadcrumb-separator {
	padding: 0 4px;
	color: var(--color-text-muted);
}
.breadcrumb-current {
	color: var(--color-text);
	font-weight: 500;
}
.detail-main-section {
	padding: 32px 0 60px;
	background: #f7fafc;
}
.detail-grid {
	display: grid;
	grid-template-columns:  1fr 400px;
	gap: 36px;
	align-items: start;
}
.detail-sidebar {
	background: var(--color-white);
	border-radius: var(--radius-lg);
	border: 1px solid var(--color-border);
	overflow: hidden;
	box-shadow: var(--shadow-sm);
	position: sticky;
	top: 24px;
}
.sidebar-header {
	background: #1a73e8;
	padding: 16px 20px;
}
.sidebar-title {
	font-size: 17px;
	font-weight: 700;
	color: var(--color-white);
	margin: 0;
	letter-spacing: 0.3px;
}
.sidebar-nav {
	padding: 4px 0 4px;
}
.sidebar-category-list {
	list-style: none;
	padding: 0;
	margin: 0;
}
.sidebar-category-item {
	border-bottom: 1px solid var(--color-border);
}
.sidebar-category-item:last-child {
	border-bottom: none;
}
.sidebar-category-header {
	display: flex;
	align-items: center;
	justify-content: space-between;
	padding: 0;
	transition: background var(--transition);
}
.sidebar-category-header:hover {
	background: var(--color-primary-light);
}
.sidebar-category-link {
	flex: 1;
	padding: 10px 16px 10px 20px;
	font-size: 14px;
	font-weight: 500;
	color: var(--color-text);
	transition: color var(--transition);
}
.sidebar-category-link:hover {
	color: var(--color-primary);
}
.sidebar-category-item.active .sidebar-category-link {
	color: var(--color-primary);
	font-weight: 600;
}
.toggle-btn {
	flex-shrink: 0;
	width: 36px;
	height: 36px;
	margin-right: 8px;
	background: transparent;
	border: none;
	cursor: pointer;
	display: flex;
	align-items: center;
	justify-content: center;
	border-radius: 6px;
	transition: background var(--transition), transform var(--transition);
	color: var(--color-text-muted);
	font-size: 16px;
}
.toggle-btn:hover {
	background: rgba(0, 0, 0, 0.05);
	color: var(--color-primary);
}
.toggle-btn .toggle-icon {
	display: inline-block;
	transition: transform 0.2s ease;
	font-size: 16px;
	line-height: 1;
}
.sidebar-product-list-wrapper {
	overflow: hidden;
	transition: max-height 0.3s ease;
}
.sidebar-product-list {
	padding: 0 20px 12px 20px;
	display: flex;
	flex-direction: column;
	gap: 8px;
	background: #f5f7fa;
	border-radius: 6px;
	margin: 0 12px 8px 12px;
	padding: 10px 14px 12px 14px;
}
.sidebar-product-item {
	display: flex;
	align-items: center;
	gap: 12px;
	padding: 12px;
	border-radius: var(--radius);
	transition: all var(--transition);
	font-size: 13px;
	color: var(--color-text-light);
	    border-bottom: 1px dashed #ddd;
	/*background: #f5f7fa;*/
}
.sidebar-product-item:hover {
	background: var(--color-white);
	color: var(--color-text);
	box-shadow: var(--shadow-sm);
}
.sidebar-product-thumb {
	flex-shrink: 0;
	width: 40px;
	height: 40px;
	border-radius: 6px;
	overflow: hidden;
	background: var(--color-white);
	border: 1px solid var(--color-border);
}
.sidebar-product-thumb img {
	width: 100%;
	height: 100%;
	object-fit: cover;
}
.sidebar-product-name {
	flex: 1;
	display: -webkit-box;
	-webkit-line-clamp: 2;
	-webkit-box-orient: vertical;
	overflow: hidden;
	line-height: 1.4;
	font-size: 13px;
}
.sidebar-more {
	display: block;
	font-size: 13px;
	font-weight: 500;
	color: var(--color-primary);
	padding: 4px 8px 0;
	text-align: right;
	transition: all var(--transition);
}
.sidebar-more:hover {
	color: var(--color-primary-dark);
	text-decoration: underline;
}
.sidebar-contact {
	padding: 26px 20px 20px;
	border-top: 1px solid var(--color-border);
	background: #1a73e8;
	margin-bottom:30px;
	height: 220px;
}
.sidebar-contact h4 {
	font-size: 18px;
	font-weight: 600;
	margin-bottom: 4px;
	color: #fff;
}
.sidebar-contact p {
	font-size: 16px;
	color: #fff;
	margin-bottom: 12px;
}
.sidebar-contact-btn {
	display: inline-block;
	padding: 8px 20px;
	background: #fff;
	color: #333;
	border-radius: 6px;
	font-size: 14px;
	font-weight: 500;
	transition: all var(--transition);
}
.sidebar-contact-btn:hover {
	background: #1654b0;
	transform: translateX(4px);
	color:#fff
	
}
.detail-content {
	display: flex;
	flex-direction: column;
	gap: 32px;
}
.detail-header {
	background: var(--color-white);
	padding: 24px 28px;
	border-radius: var(--radius-lg);
	border: 1px solid var(--color-border);
	box-shadow: var(--shadow-sm);
}
.detail-rating {
	display: flex;
	align-items: center;
	gap: 12px;
	font-size: 14px;
	margin-bottom: 8px;
}
.stars {
	color: #f5b342;
	letter-spacing: 1px;
	font-size: 18px;
}
.rating-count {
	color: var(--color-text-muted);
}
.detail-title {
	font-size: 28px;
	font-weight: 700;
	line-height: 1.3;
	margin: 0 0 6px;
}
.detail-subtitle {
	font-size: 16px;
	color: var(--color-text-light);
	line-height: 1.6;
	margin: 0;
}
.detail-image {
	position: relative;
	border-radius: var(--radius-lg);
	overflow: hidden;
	background: var(--color-white);
	border: 1px solid var(--color-border);
	box-shadow: var(--shadow-sm);
}
.detail-image img {
	width: 100%;
	height: auto;
	/* aspect-ratio: 16/9;*/
        object-fit: cover;
}
.detail-badge {
	position: absolute;
	top: 16px;
	left: 16px;
	background: var(--color-accent);
	color: #fff;
	font-size: 13px;
	font-weight: 600;
	padding: 4px 18px;
	border-radius: 20px;
	text-transform: uppercase;
}
.detail-section {
background: var(--color-white);
    padding: 15px 28px 0px;
    /* border-radius: var(--radius-lg); */
    /* border: 1px solid var(--color-border); */
    /* box-shadow: var(--shadow-sm); */
    margin-top: -36px;
}
.section-title {
	font-size: 22px;
	font-weight: 700;
	margin: 0 0 4px;
	padding-bottom: 10px;
	border-bottom: 3px solid var(--color-primary);
	display: inline-block;
}
.section-desc {
	font-size: 15px;
	color: var(--color-text-light);
	margin: 8px 0 20px;
}
.section-content {
	font-size: 15px;
	color: var(--color-text-light);
	line-height: 1.8;
}
.section-content p {
	margin-bottom: 12px;
}
.advantage-grid {
	display: grid;
	grid-template-columns: repeat(2, 1fr);
	gap: 16px;
	margin-top: 20px;
}
.advantage-card {
	padding: 16px 18px;
	background: var(--color-bg);
	border-radius: var(--radius);
	border: 1px solid var(--color-border);
	transition: all var(--transition);
}
.advantage-card:hover {
	border-color: var(--color-primary);
	box-shadow: var(--shadow-sm);
}
.advantage-icon {
	font-size: 28px;
	display: block;
	margin-bottom: 4px;
}
.advantage-card h4 {
	font-size: 15px;
	font-weight: 600;
	margin-bottom: 2px;
}
.advantage-card p {
	font-size: 13px;
	color: var(--color-text-muted);
	margin: 0;
	line-height: 1.5;
}
.application-grid {
	display: grid;
	grid-template-columns: repeat(2, 1fr);
	gap: 12px;
}
.app-item {
	display: flex;
	align-items: center;
	gap: 14px;
	padding: 12px 16px;
	background: var(--color-bg);
	border-radius: var(--radius);
	border: 1px solid var(--color-border);
	transition: all var(--transition);
}
.app-item:hover {
	border-color: var(--color-primary);
	background: var(--color-primary-light);
}
.app-icon {
	font-size: 28px;
	flex-shrink: 0;
}
.app-item h4 {
	font-size: 14px;
	font-weight: 600;
	margin: 0;
}
.app-item p {
	font-size: 13px;
	color: var(--color-text-muted);
	margin: 0;
	line-height: 1.4;
}
.faq-list {
	display: flex;
	flex-direction: column;
	gap: 8px;
}
.faq-item {
	border: 1px solid var(--color-border);
	border-radius: var(--radius);
	overflow: hidden;
}
.faq-question {
	display: flex;
	justify-content: space-between;
	align-items: center;
	width: 100%;
	padding: 14px 18px;
	background: none;
	border: none;
	font-size: 15px;
	font-weight: 600;
	cursor: pointer;
	font-family: inherit;
	text-align: left;
	gap: 16px;
	transition: background var(--transition);
}
.faq-question:hover {
	background: var(--color-bg);
}
.faq-question .faq-icon {
	flex-shrink: 0;
	transition: transform var(--transition);
}
.faq-item.open .faq-question .faq-icon {
	transform: rotate(180deg);
}
.faq-answer {
	max-height: 0;
	overflow: hidden;
	transition: max-height 0.4s ease, padding 0.3s ease;
	padding: 0 18px;
}
.faq-item.open .faq-answer {
	max-height: 300px;
	padding: 0 18px 18px;
}
.faq-answer p {
	font-size: 14px;
	color: var(--color-text-light);
	line-height: 1.7;
	margin: 0;
}
.result-stats {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: 16px;
	margin-bottom: 28px;
}
.stat-box {
	text-align: center;
	padding: 16px 12px;
	background: var(--color-bg);
	border-radius: var(--radius);
	border: 1px solid var(--color-border);
}
.stat-number {
	display: block;
	font-size: 30px;
	font-weight: 700;
	color: var(--color-primary);
}
.stat-label {
	font-size: 14px;
	color: var(--color-text-muted);
}
.case-grid {
	display: grid;
	grid-template-columns: repeat(5, 1fr);
	gap: 20px;
	margin-bottom: 28px;
}
.case-card {
	background: var(--color-white);
	/*border: 1px solid var(--color-border);*/
	border-radius: var(--radius-lg);
	overflow: hidden;
	transition: all var(--transition);
}
.case-card:hover {
	transform: translateY(-4px);
	box-shadow: var(--shadow-md);
}
.case-card img {
	width: 100%;
	/*height: 180px;*/
	object-fit: cover;
}
.case-info {
	padding: 14px 18px 18px;
}
.case-info h4 {
	font-size: 16px;
	font-weight: 600;
	margin-bottom: 4px;
}
.case-info p {
	font-size: 14px;
	color: var(--color-text-light);
	line-height: 1.6;
	margin-bottom: 8px;
}
.case-feedback {
	display: block;
	font-size: 14px;
	color: var(--color-text);
	background: var(--color-primary-light);
	padding: 8px 14px;
	border-radius: var(--radius);
	border-left: 3px solid var(--color-primary);
	font-style: italic;
}
.testimonials-title {
	font-size: 18px;
	font-weight: 600;
	margin-bottom: 14px;
}
.testimonial-grid {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 16px;
}
.testimonial-item {
	background: var(--color-bg);
	border-radius: var(--radius);
	padding: 18px 22px;
	border: 1px solid var(--color-border);
	position: relative;
}
 .testimonial-item::before {
 content: '"';
 font-size: 36px;
 color: var(--color-primary-light);
 font-family: Georgia, serif;
 line-height: 0.8;
 display: block;
 margin-bottom: 2px;
}
.testimonial-item p {
	font-size: 14px;
	color: var(--color-text-light);
	line-height: 1.7;
	margin-bottom: 8px;
}
.testimonial-item cite {
	font-size: 13px;
	color: var(--color-text-muted);
	font-weight: 500;
	font-style: normal;
}
/*.detail-cta {
	background: #1a73e8;
	padding: 28px 32px;
	border-radius: var(--radius-lg);
	display: flex;
	justify-content: space-between;
	align-items: center;
	gap: 24px;
	flex-wrap: wrap;
	color: #fff;
	box-shadow: var(--shadow-md);
}*/

.detail-cta {
background: #1a73e8;
    padding: 28px 32px;
    /* border-radius: var(--radius-lg); */
    display: flex
;
    justify-content: space-evenly;
    align-items: center;
    gap: 24px;
    flex-wrap: wrap;
    color: #fff;
    box-shadow: var(--shadow-md);
    align-content: center;
    flex-direction: row;
        background-image: url(https://cmscdn.eceshi.com/vansci/202610/lianxi.jpg);
    background-position: center;
    background-size: cover;
}

.cta-content h3 {
	font-size: 26px;
	font-weight: 700;
	margin: 0 0 2px;
	color: #0f172a;
}
.cta-content p {
	font-size: 15px;
	opacity: 0.9;
	margin: 0;
	color: #0f172a;
}
.cta-buttons {
	display: flex;
	gap: 12px;
	flex-wrap: wrap;
}
.cta-buttons .btn-primary {
	background: #fff;
	color: var(--color-primary);
	border: none;
	padding: 10px 28px;
	border-radius: 6px;
	font-weight: 600;
	font-size: 15px;
	transition: all var(--transition);
	cursor: pointer;
}
.cta-buttons .btn-primary:hover {
	transform: translateY(-2px);
	box-shadow: var(--shadow-md);
}
.cta-buttons .btn-secondary {
	background: transparent;
	color: #fff;
	border: 2px solid rgba(255, 255, 255, 0.5);
	padding: 10px 28px;
	border-radius: 6px;
	font-weight: 600;
	font-size: 15px;
	transition: all var(--transition);
	cursor: pointer;
}
.cta-buttons .btn-secondary:hover {
	background: rgba(255, 255, 255, 0.15);
	border-color: #fff;
	transform: translateY(-2px);
}
 @media (max-width: 1024px) {
 .detail-grid {
 grid-template-columns: 260px 1fr;
 gap: 28px;
}
}
 @media (max-width: 768px) {
 .container {
 padding: 0 16px;
}
 .detail-grid {
 grid-template-columns: 1fr;
 gap: 24px;
}
 .detail-sidebar {
 position: static;
}
 .detail-title {
 font-size: 22px;
}
 .sidebar-product-list {
 padding: 8px 12px 10px 12px;
 margin: 0 10px 6px 10px;
}
 .advantage-grid,  .application-grid {
 grid-template-columns: 1fr 1fr;
}
 .result-stats {
 grid-template-columns: repeat(2, 1fr);
}
 .case-grid,  .testimonial-grid {
 grid-template-columns: 1fr;
}
 .detail-cta {
 flex-direction: column;
 text-align: center;
 padding: 24px 20px;
}
 .cta-buttons {
 justify-content: center;
}
}
 @media (max-width: 560px) {
 .container {
 padding: 0 12px;
}
 .detail-title {
 font-size: 20px;
}
 .detail-section {
 padding: 16px 14px 20px;
}
 .advantage-grid,  .application-grid {
 grid-template-columns: 1fr;
}
 .result-stats {
 grid-template-columns: 1fr 1fr;
}
 .stat-number {
 font-size: 24px;
}
 .cta-buttons .btn-primary,  .cta-buttons .btn-secondary {
 width: 100%;
 text-align: center;
}
 .cta-buttons {
 flex-direction: column;
 width: 100%;
}
 .sidebar-product-item {
 font-size: 12px;
 padding: 4px 6px;
}
 .sidebar-product-thumb {
 width: 34px;
 height: 34px;
}
 .sidebar-product-name {
 font-size: 12px;
}
 .sidebar-product-list {
 padding: 6px 10px 8px 10px;
 margin: 0 8px 4px 8px;
}
 .toggle-btn {
 width: 30px;
 height: 30px;
 font-size: 14px;
}
}
 @media (max-width: 380px) {
 .detail-title {
 font-size: 18px;
}
 .result-stats {
 grid-template-columns: 1fr 1fr;
}
 .stat-box {
 padding: 12px 8px;
}
 .stat-number {
 font-size: 20px;
}
}
.sidebar-product-list-full {
	padding: 12px 20px 16px;
	display: flex;
	flex-direction: column;
	gap: 8px;
}
.sidebar-sub-label {
	font-size: 13px;
	font-weight: 600;
	color: var(--color-text-muted);
	padding: 4px 0 8px;
	margin: 0;
}
.sidebar-more {
	display: block;
	font-size: 13px;
	font-weight: 500;
	color: var(--color-primary);
	padding: 6px 10px 0;
	text-align: right;
	transition: all var(--transition);
}
.sidebar-more:hover {
	color: var(--color-primary-dark);
	text-decoration: underline;
}
.sidebar-product-item.active {
	background: #f7fafc !important;
	/* border-left: 3px solid #1a73e8;*/
    color: var(--color-primary);
	font-weight: 500;
	padding: 12px;
}
.sidebar-product-item.active .sidebar-product-name {
	color: #1a73e8;
}
.sidebar-product-item.active .sidebar-product-thumb {
	border-color: var(--color-primary);
}
.detail-hero {
	display: flex;
	align-items: center;
	gap: 40px;
	margin-bottom: 40px;
	padding: 24px;
	background: #fff;
	border: 1px solid #eef0f4;
	border-radius: 14px;
	box-shadow: 0 2px 12px rgba(0, 0, 0, .04);
}
.detail-hero .detail-image {
	flex: 0 0 46%;
	max-width: 30%;
	margin: 0;
	position: relative;
	border-radius: 10px;
	overflow: hidden;
	background: #f7f9fc;
}
.detail-hero .detail-image img {
	display: block;
	width: 100%;
	height: auto;
	object-fit: cover;
}
.detail-hero .detail-header {
	flex: 1 1 auto;
	min-width: 0;
	margin: 0;
}
.detail-hero .detail-title {
	font-size: clamp(20px, 2.2vw, 30px);
	line-height: 1.3;
	margin: 0 0 14px;
}
.detail-hero .detail-subtitle {
	margin: 0;
	color: #5a6472;
	line-height: 1.8;
	font-size: 15px;
}
 @media (max-width: 768px) {
 .detail-hero {
 flex-direction: column;
 align-items: stretch;
 gap: 20px;
 padding: 16px;
}
 .detail-hero .detail-image {
 flex: 0 0 auto;
 max-width: 100%;
 width: 100%;
}
}
.detail-hero .detail-actions {
	display: flex;
	flex-wrap: wrap;
	gap: 12px;
	margin-top: 22px;
}
.detail-hero .detail-btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 8px;
	padding: 12px 24px;
	border-radius: 8px;
	font-size: 15px;
	font-weight: 500;
	line-height: 1;
	text-decoration: none;
	white-space: nowrap;
 transition: background-color .25s ease, color .25s ease, transform .25s ease, box-shadow .25s ease;
}
.detail-hero .detail-btn i {
	font-size: 15px;
}
.detail-hero .detail-btn-primary {
	background: var(--main-color, #1a73e8);
	color: #fff;
	border: 1px solid var(--main-color, #1a73e8);
	box-shadow: 0 4px 12px rgba(26, 115, 232, .22);
}
.detail-hero .detail-btn-primary:hover {
	background: var(--main-hover, #1558c0);
	border-color: var(--main-hover, #1558c0);
	color: #fff;
	transform: translateY(-1px);
}
.detail-hero .detail-btn-outline {
	background: #fff;
	color: var(--main-color, #1a73e8);
	border: 1px solid var(--main-color, #1a73e8);
}
.detail-hero .detail-btn-outline:hover {
	background: #f0f6ff;
	transform: translateY(-1px);
}
 @media (max-width: 768px) {
 .detail-hero .detail-actions {
 gap: 10px;
 margin-top: 18px;
}
 .detail-hero .detail-btn {
 flex: 1 1 100%;
 width: 100%;
 padding: 13px 18px;
 font-size: 15px;
}
}
 @media (max-width: 380px) {
 .detail-hero .detail-btn span {
 word-break: break-all;
}
}