/* ===================================
   四川省同城建设工程质量检测有限公司
   企业官网样式表
   =================================== */

/* CSS Variables */
:root {
    --primary-blue: #34a3eb;
    --dark-blue: #2266ed;
    --light-blue: #64b5f6;
    --accent-red: #e53935;
    --dark-red: #c62828;
    --text-dark: #212121;
    --text-gray: #616161;
    --text-light: #9e9e9e;
    --bg-light: #F5F7FA;
    --bg-white: #ffffff;
    --bg-dark: #263238;
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.15);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.2);
    --transition: all 0.3s ease;
    --wrapper-width: 1280px;
}

/* Reset & Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: "微软雅黑",'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-dark);
    background: var(--bg-white);
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

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

button {
    cursor: pointer;
    border: none;
    background: none;
    font-family: inherit;
}
.text-2lines {
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    display: -moz-box;
    -moz-line-clamp: 2;
    -moz-box-orient: vertical;
    word-wrap: break-word;
    word-break: break-all;
    white-space: normal;
}

/* Wrapper */
.wrapper {
    max-width: var(--wrapper-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* ===================================
   顶部信息栏
   =================================== */
.top-bar {
    background: linear-gradient(135deg, var(--bg-dark) 0%, #37474f 100%);
    color: #fff;
    padding: 10px 0;
    font-size: 13px;
}

.top-bar-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.welcome-text {
    opacity: 0.9;
}

.top-bar-contact {
    display: flex;
    align-items: center;
    gap: 20px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 6px;
    color: #fff;
}

.icon-phone {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

/* ===================================
   头部导航
   =================================== */
.header {
    background: var(--bg-white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header.menu-open {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    /*padding: 5px 0;*/
}

/* Logo */
.logo-section {
    flex-shrink: 0;
	width: 36%;
}

.logo {
    display: flex;
    align-items: center;
    gap: 5px;
}

.logo-icon{
   width: 30%;
}
.logo-text {
    display: flex;
    flex-direction: column;
}

.brand-name {
    font-size: 22px;
    font-weight: 700;
    color: var(--primary-blue);
    letter-spacing: 2px;
}

.brand-slogan {
    font-size: 13px;
    color: var(--text-gray);
    margin-top: 2px;
}

.brand-sub {
    font-size: 11px;
    color: var(--text-light);
    margin-top: 2px;
}

/* 导航 */
.main-nav {
    flex: 1;
    display: flex;
    justify-content: flex-end;
}

.nav-list {
    display: flex;
    gap: 5px;
}

.nav-link {
    display: block;
    padding: 10px 18px;
    font-size: 15px;
    color: var(--text-dark);
    border-radius: 4px;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--dark-blue);
    transition: var(--transition);
    transform: translateX(-50%);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-link:hover,
.nav-link.active {
    color: var(--dark-blue);
}

/* 移动端菜单按钮 */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 10px;
}

.mobile-menu-btn span {
    display: block;
    width: 25px;
    height: 3px;
    background: var(--dark-blue);
    border-radius: 2px;
    transition: var(--transition);
}

.mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* 移动端菜单 */
.mobile-menu {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: rgba(0,0,0,0.9);
    z-index: 999;
    transform: translateX(-100%);
    transition: transform 0.3s ease;
    overflow: hidden;
    flex-direction: column;
}

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

.mobile-nav-container {
    flex: 1;
    overflow-y: auto;
    padding: 120px 20px 20px;
    -webkit-overflow-scrolling: touch;
}

.mobile-nav-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.mobile-nav-link {
    display: flex;
    align-items: center;
    padding: 14px 20px;
    font-size: 16px;
    color: #fff;
    background: rgba(255,255,255,0.08);
    border-radius: 8px;
    transition: all 0.3s ease;
    border: 1px solid transparent;
}

.mobile-nav-link::before {
    content: '';
    width: 4px;
    height: 4px;
    background: var(--primary-blue);
    border-radius: 50%;
    margin-right: 12px;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.mobile-nav-link:hover,
.mobile-nav-link.active {
    background: rgba(52, 163, 235, 0.2);
    border-color: rgba(52, 163, 235, 0.3);
}

.mobile-nav-link:hover::before,
.mobile-nav-link.active::before {
    opacity: 1;
}

/* ===================================
   Hero Banner
   =================================== */
.hero-banner {
    position: relative;
    min-height: 550px;
    background: linear-gradient(135deg, #1a237e 0%, #0d47a1 50%, #1565c0 100%);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(13, 71, 161, 0.85);
}

.hero-pattern {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(25, 118, 210, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(229, 57, 53, 0.2) 0%, transparent 40%),
        radial-gradient(circle at 60% 80%, rgba(25, 118, 210, 0.2) 0%, transparent 40%);
    animation: patternMove 20s linear infinite;
}

@keyframes patternMove {
    0% { transform: translate(0, 0); }
    100% { transform: translate(-20px, -20px); }
}

.hero-content {
    position: relative;
    z-index: 1;
    display: flex;
    justify-content: space-between;
    align-items: center;
    min-height: 550px;
    padding: 60px 0;
}

.hero-text {
    flex: 1;
    max-width: 600px;
}

.hero-title {
    font-size: 56px;
    font-weight: 900;
    color: #fff;
    line-height: 1.2;
    margin-bottom: 25px;
    animation: slideInLeft 0.8s ease;
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.title-highlight {
    background: linear-gradient(135deg, #fff 0%, #90caf9 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    animation: slideInLeft 0.8s ease 0.2s both;
}

.hero-tag {
    display: inline-block;
    padding: 8px 16px;
    background: rgba(255,255,255,0.15);
    color: #fff;
    border-radius: 20px;
    font-size: 14px;
    backdrop-filter: blur(10px);
    transition: var(--transition);
}

.hero-tag:hover {
    background: rgba(255,255,255,0.25);
    transform: translateY(-2px);
}

.hero-tag.highlight {
    background: var(--accent-red);
    font-weight: 600;
}

.hero-images {
    display: flex;
    gap: 15px;
    animation: fadeIn 1s ease 0.4s both;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.hero-image-card {
    width: 160px;
    background: rgba(255,255,255,0.1);
    border-radius: 16px;
    padding: 20px;
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255,255,255,0.2);
    transition: var(--transition);
    cursor: pointer;
}

.hero-image-card:hover {
    transform: translateY(-10px);
    background: rgba(255,255,255,0.15);
}

.hero-image-card.card-1 {
    animation: float 3s ease-in-out infinite;
}

.hero-image-card.card-2 {
    animation: float 3s ease-in-out 0.5s infinite;
}

.hero-image-card.card-3 {
    animation: float 3s ease-in-out 1s infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
}

.image-placeholder {
    width: 100%;
    height: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.placeholder-icon {
    width: 80px;
    height: 80px;
}

.image-label {
    text-align: center;
    color: #fff;
    font-size: 14px;
    margin-top: 10px;
    font-weight: 500;
}

/* ===================================
   公用
   =================================== */
.services-section {
    padding: 80px 0;
    background: var(--bg-white);
}

.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.section-header.left {
    text-align: left;
}

.section-title {
    font-size: 48px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 15px;
}
.s-t36{
	font-size: 36px;
}

.section-title.en {
    font-size: 28px;
    letter-spacing: 4px;
}
.section-title-en{
	font-family: Arial, Helvetica, sans-serif;
	font-size: 24px;
	color: #666;
	text-transform:uppercase;
}

.section-title .highlight {
    color: var(--accent-red);
}

.section-subtitle {
    font-size: 16px;
    color: var(--text-gray);
}

.txt-jbs {
	background: linear-gradient(60deg, #5bc6ed, #2266ed);
	-webkit-background-clip: text;
	-webkit-text-fill-color: transparent;
	background-clip: text;
}

/* ===================================
   Banner 轮播
   =================================== */
.banner-carousel {
	position: relative;
	width: 100%;
	height: 750px;
	overflow: hidden;
	background: #0d1b3e;
}

.banner-track {
	position: relative;
	width: 100%;
	height: 100%;
}

.banner-slide {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	opacity: 0;
	transition: opacity 0.8s ease-in-out;
	z-index: 1;
}

.banner-slide.active {
	opacity: 1;
	z-index: 2;
}

.banner-slide img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	display: block;
}

/* 左右箭头 */
.banner-arrow {
	position: absolute;
	top: 50%;
	transform: translateY(-50%);
	z-index: 10;
	width: 48px;
	height: 48px;
	border-radius: 50%;
	border: 2px solid rgba(255,255,255,0.5);
	background: rgba(0,0,0,0.25);
	color: #fff;
	cursor: pointer;
	display: flex;
	align-items: center;
	justify-content: center;
	transition: all 0.3s ease;
	backdrop-filter: blur(4px);
	-webkit-backdrop-filter: blur(4px);
}

.banner-arrow:hover {
	background: rgba(91,198,237,0.6);
	border-color: rgba(91,198,237,0.8);
	transform: translateY(-50%) scale(1.1);
}

.banner-prev {
	left: 30px;
}

.banner-next {
	right: 30px;
}

/* 指示点 */
.banner-dots {
	position: absolute;
	bottom: 24px;
	left: 50%;
	transform: translateX(-50%);
	z-index: 10;
	display: flex;
	gap: 12px;
	align-items: center;
}

.banner-dot {
	width: 12px;
	height: 12px;
	border-radius: 50%;
	background: rgba(255,255,255,0.4);
	cursor: pointer;
	transition: all 0.3s ease;
	border: 2px solid transparent;
}

.banner-dot:hover {
	background: rgba(255,255,255,0.7);
}

.banner-dot.active {
	background: #5bc6ed;
	border-color: #fff;
	width: 32px;
	border-radius: 6px;
}

/* 只有一张图时隐藏箭头和指示点 */
.banner-carousel.single-slide .banner-arrow,
.banner-carousel.single-slide .banner-dots {
	display: none;
}

/* 响应式 */
@media (max-width: 1024px) {
	.banner-carousel {
		height: 400px;
	}
	.banner-arrow {
		width: 40px;
		height: 40px;
	}
	.banner-prev { left: 15px; }
	.banner-next { right: 15px; }
}

@media (max-width: 768px) {
	.banner-carousel {
		height: 260px;
	}
	.banner-arrow {
		width: 34px;
		height: 34px;
	}
	.banner-arrow svg {
		width: 18px;
		height: 18px;
	}
	.banner-prev { left: 10px; }
	.banner-next { right: 10px; }
	.banner-dot {
		width: 8px;
		height: 8px;
	}
	.banner-dot.active {
		width: 22px;
		border-radius: 4px;
	}
}

/* ===================================
   产品
   =================================== */

.services-section {
	position: relative;
	height: 934px;
	padding: 20px 20px;
	overflow: hidden;
	background-color: #edf3f8;
}

.services-section .wrapper {
	max-width: 1200px;
	position: relative;
	margin: 0 auto;
	height: 934px;
	overflow: hidden;
}

.section-title-wrapper {
	text-align: center;
	position: relative;
	z-index: 100;
}
/* 
.section-title {
	font-size: 36px;
	background: linear-gradient(0deg, #5bc6ed, #2266ed);
	-webkit-background-clip: text;
	-webkit-text-fill-color: transparent;
	background-clip: text;
	font-weight: 600;
	margin-bottom: 8px;
} */

.services-container {
	position: relative;
	width: 100%;
	height: calc(100% - 120px);
	max-height: 754px;
}

.bg-circle-blue {
	position: absolute;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%);
	width: 1336px;
	height: 1336px;
	border-radius: 50%;
	background: rgba(226, 235, 248, 70%);
}

.bg-circle-white {
	position: absolute;
	width: 603px;
	height: 603px;
	background: rgba(255, 255, 255, 40%);
	border-radius: 50%;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%);
	z-index: 2;
}

.hexagon-bg {
	position: absolute;
	/* width: 380px;
	height: 380px; */
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%);
	z-index: 3;
	cursor: pointer;
}

.hexagon-bg-img {
	width: 100%;
	height: 100%;
	object-fit: contain;
}

.rotate-container {
	position: absolute;
	width: 100%;
	height: 100%;
	top: 0;
	left: 0;
	transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.dot {
	position: absolute;
	width: 16px;
	height: 16px;
	background: #2266ed;
	border-radius: 50%;
	border: 4px solid #fff;
	box-shadow: 0 0 0 3px #93c5fd;
	z-index: 4;
	opacity: 0;
	transition: opacity 0.2s ease;
}

.dot.visible {
	opacity: 1;
	transition: opacity 0.2s ease;
}

.dot.fade-out {
	opacity: 0;
	transition: opacity 0.4s ease;
}

.dot-1 { top: 21.5%; left: 50.2%; margin-left: -8px; margin-top: -8px; }
.dot-2 { top: 33.9%; right: 33.7%; margin-top: -8px; }
.dot-3 { bottom: 33.7%; right: 33.7%; margin-bottom: -8px; }
.dot-4 { bottom: 22%; left: 50.3%; margin-left: -8px; margin-bottom: -8px; }
.dot-5 { bottom: 33.7%; left: 33.8%; margin-bottom: -8px; }
.dot-6 { top: 33.9%; left: 34.1%; margin-top: -8px; }

.center-number {
	position: absolute;
	width: 160px;
	height: 160px;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%);
	z-index: 10;
}

.center-number svg {
	width: 100%;
	height: 100%;
}

.number-path {
	fill: none;
	stroke: #ffffff;
	stroke-width: 12;
	stroke-linecap: round;
	stroke-linejoin: round;
	stroke-dasharray: 3000;
	stroke-dashoffset: 3000;
	transition: stroke-dashoffset 1.8s cubic-bezier(0.4, 0, 0.2, 1);
	filter: drop-shadow(0 0 8px rgba(255, 255, 255, 0.8));
}

.number-path.animate {
	stroke-dashoffset: 0;
}

.service-item {
	position: absolute;
	z-index: 5;
	text-align: center;
	width: 320px;
}

.service-content {
	cursor: pointer;
	position: relative;
	transition: opacity 0.3s ease;
}

.service-content.rotating {
	animation: contentFade 0.6s ease;
}

@keyframes contentFade {
	0% { opacity: 1; }
	50% { opacity: 0; }
	100% { opacity: 1; }
}

.title-wrapper {
	position: relative;
	display: inline-block;
	padding: 8px 20px;
}

.service-title {
	font-size: 28px;
	font-weight: 600;
	color: #333;
	position: relative;
	z-index: 2;
	transition: color 0.3s ease;
	background: linear-gradient(90deg, #5bc6ed 0%, #2266ed 100%);
	-webkit-background-clip: text;
	-webkit-text-fill-color: transparent;
	background-clip: text;
}

.service-desc {
	font-size: 16px;
	color: #666;
	line-height: 1.6;
	transition: opacity 0.3s ease;
}

.service-content.hovered .service-title {
	color: #fff;
	-webkit-text-fill-color: initial;
	z-index: 2;
}

.title-wrapper::before {
	content: '';
	position: absolute;
	top: 50%;
	left: 0;
	right: 0;
	height: 40px;
	background: linear-gradient(90deg, #5bc6ed, #2266ed);
	transform: translateY(-50%) scaleX(0);
	transform-origin: left;
	transition: transform 0.3s ease;
	z-index: 1;
	border-radius: 4px;
}

.service-content.hovered .title-wrapper::before {
	transform: translateY(-50%) scaleX(1);
}

.line-left, .line-right {
	position: absolute;
	top: 50%;
	width: 30px;
	height: 2px;
	background: #5bc6ed;
	transform: translateY(-50%) scaleX(0);
	transition: transform 0.3s ease;
	z-index: 3;
}

.line-left {
	left: -40px;
	transform-origin: right;
}

.line-right {
	right: -40px;
	transform-origin: left;
}

.service-content.hovered .line-left,
.service-content.hovered .line-right {
	transform: translateY(-50%) scaleX(1);
}

.more-text {
	position: absolute;
	right: -100px;
	top: 50%;
	transform: translateY(-50%);
	font-size: 12px;
	color: #5bc6ed;
	opacity: 0;
	transition: opacity 0.3s ease 0.2s;
	cursor: pointer;
	white-space: nowrap;
}

.service-content.hovered .more-text {
	opacity: 1;
}

.service-1 { top: 3%; left: 36.5%; transform: translateX(-50%); }
.service-2 { top: 28%; right: 2%; }
.service-3 { bottom: 24%; right: 2%; }
.service-4 { bottom: 5%; left: 36.5%; transform: translateX(-50%); }
.service-5 { bottom: 28%; left: 2%; }
.service-6 { top: 28%; left: 2%; }

.bottom-btn {
	text-align: center;
	margin-top: -20px;
	position: relative;
	z-index: 100;
}

.btn-more {
	display: inline-block;
	padding: 12px 40px;
	background: linear-gradient(90deg, #5bc6ed, #2266ed);
	color: #fff;
	text-decoration: none;
	border-radius: 25px;
	font-size: 14px;
	transition: all 0.3s ease;
}

.btn-more:hover {
	transform: translateY(-2px);
	box-shadow: 0 4px 15px rgba(34, 102, 237, 0.4);
}

@media (max-width: 1200px) {
	.services-section {
		height: auto;
		min-height: auto;
	}

	.bg-circle-white {
		width: 500px;
		height: 500px;
	}

	.hexagon-bg {
		width: 320px;
		height: 320px;
	}

	.center-number {
		width: 80px;
		height: 80px;
	}

	.service-item {
		max-width: 220px;
	}

	.service-title {
		font-size: 18px;
	}

	.service-desc {
		font-size: 14px;
	}

	.dot {
		width: 14px;
		height: 14px;
		border-width: 3px;
	}

	.dot-1 { top: 29.5%; }
	.dot-2 { top: 38.6%; right: 35.1%; }
	.dot-3 { bottom: 37.9%; right: 35.1%; }
	.dot-4 { bottom: 29.5%;}
	.dot-5 { bottom:38%; left: 35%; }
	.dot-6 { top: 38.5%; left: 35.4%; }
}

@media (max-width: 768px) {
	.services-section {
		height: auto;
		min-height: auto;
		padding: 30px 15px;
	}
	

	.services-container,.services-section .wrapper {
		height: auto;
		min-height: auto;
	}

	.bg-circle-blue {
		display: none;
	}

	.bg-circle-white {
		display: none;
	}

	.hexagon-bg {
		display: none;
	}

	.center-number {
		display: none;
	}

	.rotate-container,
	.dot {
		display: none;
	}

	.service-item {
		position: relative;
		top: auto !important;
		left: auto !important;
		right: auto !important;
		bottom: auto !important;
		transform: none !important;
		width: 100%;
		max-width: 100%;
		margin-bottom: 15px;
		text-align: left;
		padding: 15px;
		background: #fff;
		box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
		border-radius: 8px;
	}

	.service-content {
		display: block;
	}

	.service-title {
		font-size: 15px;
	}

	.service-desc {
	   
		margin-top: 5px;
	}

	.line-left, .line-right {
		display: none;
	}

	.more-text {
		right: -45px;
		font-size: 11px;
	}

	.section-title {
		font-size: 24px;
	}

	.bottom-btn {
		margin-top: 30px;
	}
}

@media (max-width: 480px) {
	.section-title {
		font-size: 20px;
	}

	.hexagon-bg {
		width: 150px;
		height: 150px;
	}

	.center-number {
		width: 50px;
		height: 50px;
	}

	.number-path {
		stroke-width: 3;
	}

	.dot {
		width: 10px;
		height: 10px;
	}

	.btn-more {
		padding: 10px 28px;
		font-size: 13px;
	}
}


/* ===================================
   企业实力区
   =================================== */
.strength-section {
    position: relative;
    padding: 60px 0;
    /* background: var(--bg-dark); */
	background: url(../images/bg_01.jpg);
	background-size: cover;
	background-repeat: no-repeat;
    overflow: hidden;
}

.strength-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

/* .strength-decor {
    position: absolute;
    top: -50%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: linear-gradient(135deg, var(--primary-blue) 0%, transparent 70%);
    opacity: 0.3;
    transform: rotate(-15deg);
} */
.strength-decor {
    position: absolute;
    top: -30%;
    right: -10%;
    width: 800px;
    height: 1000px;
    background: linear-gradient(-5deg, #5bc6ed 0%, #2266ed 100%);
    opacity: 1;
    transform: rotate(45deg);
}
.strength-content {
    position: relative;
    z-index: 1;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 60px;
}

.strength-left {
    flex: 1;
}

.strength-title {
    font-size: 32px;
    font-weight: 700;
    color: #fff;
	margin-bottom: 8px;
}
.titred-line{
	position: relative;
	z-index: 1;
}
.titred-line::after{
	content: "";
	display: inline-block;
	position: absolute;
	left: 0;
	top: 36px;
	width: 142px;
	height: 10px;
	background-color: #c01a27;
	z-index: -1;
}

.strength-highlight {
    font-size: 20px;
    color: #fff;
    font-weight: 600;
	margin-bottom: 15px;
	padding-bottom: 15px;
	display: inline-block;
	border-bottom: 1px solid rgba(255,255,255,0.3);
}

.strength-desc {
    font-size: 16px;
    color: rgba(255,255,255,0.7);
    margin-bottom: 30px;
}

.strength-features {
    display: flex;
    gap: 30px;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 12px;
}

.feature-icon {
    width: 40px;
    height: 40px;
    flex-shrink: 0;
}

.feature-icon svg {
    width: 100%;
    height: 100%;
}

.feature-text h4 {
    font-size: 16px;
    color: #fff;
    font-weight: 600;
}

.feature-text p {
    font-size: 13px;
    color: rgba(255,255,255,0.6);
}

.strength-right {
    flex-shrink: 0;
}

.contact-card {
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(20px);
    border-radius: 20px;
    padding: 40px 50px;
    text-align: center;
    border: 1px solid rgba(255,255,255,0.2);
}

.contact-label {
    font-size: 14px;
    color: rgba(255,255,255,0.7);
    margin-bottom: 10px;
}

.contact-number {
    font-size: 36px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 25px;
    letter-spacing: 2px;
}

.btn-consult {
    display: inline-block;
    padding: 14px 40px;
    background: linear-gradient(180deg, #58d6fc 0%, #2a69f6 100%);
    color: #fff;
    border-radius: 30px;
    font-size: 16px;
    font-weight: 500;
    transition: var(--transition);
}

.btn-consult:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(25, 118, 210, 0.5);
}

/* ===================================
   案例展示区
   =================================== */
.cases-section {
    padding: 50px 0;
    background: var(--bg-white);
}

.cases-filter {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
    margin-bottom: 40px;
}

.filter-btn {
    padding: 10px 20px;
    background: var(--bg-white);
    color: var(--text-dark);
    border-radius: 25px;
    font-size: 14px;
    transition: var(--transition);
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--primary-blue);
    color: #fff;
}

.cases-carousel {
    position: relative;
    overflow: hidden;
}

.cases-container {
    display: flex;
    gap: 25px;
    overflow-x: auto;
    scroll-behavior: smooth;
    padding: 20px 0;
    scrollbar-width: none;
    touch-action: pan-y;
}

.cases-container::-webkit-scrollbar {
    display: none;
}

.sy-case-card {
    flex-shrink: 0;
    width: 280px;
    background: var(--bg-white);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    cursor: pointer;
}

.sy-case-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.case-image {
    height: 180px;
    overflow: hidden;
}

.case-placeholder {
    width: 100%;
    height: 100%;
}
.case-placeholder img{
    width: 100%;
    height: 100%;
}

.case-placeholder svg {
    width: 100%;
    height: 100%;
}

.case-info {
    padding: 20px;
}

.case-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.case-desc {
    font-size: 14px;
    color: var(--text-gray);
    margin-bottom: 12px;
}

.case-tag {
    display: inline-block;
    padding: 5px 12px;
    background: rgba(25, 118, 210, 0.1);
    color: var(--primary-blue);
    border-radius: 15px;
    font-size: 12px;
}

.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 56px;
    height: 56px;
    background: var(--primary-blue);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px rgba(52, 163, 235, 0.4);
    color: #fff;
    z-index: 10;
    transition: all 0.3s ease;
    border: 3px solid #fff;
}

.carousel-btn:hover {
    background: #258cd1;
    box-shadow: 0 6px 20px rgba(52, 163, 235, 0.5);
    transform: translateY(-50%) scale(1.1);
}

.carousel-btn:active {
    transform: translateY(-50%) scale(0.95);
}

.carousel-btn svg {
    width: 20px;
    height: 20px;
}

.carousel-btn.prev {
    left: 20px;
}

.carousel-btn.next {
    right: 20px;
}

.section-footer {
    text-align: center;
    margin-top: 40px;
}

.btn-more.outline {
    background: transparent;
    border: 2px solid var(--primary-blue);
    color: var(--primary-blue);
}

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

/* ===================================
   关于我们
   =================================== */
.about-section {
    padding: 50px 0;
    background: var(--bg-light);
}
.syab-left{
	position: absolute;
	left: 0;
	bottom: 0;
	background: linear-gradient(180deg, var(--primary-blue) 0%, var(--dark-blue) 100%);
	width: 142px;
	height: 95%;
}
.syab-left img{
	margin-top: 40px;
}
.syab-left .txt{
	font-family: Arial, Helvetica, sans-serif;
	font-size: 48px;
	writing-mode: vertical-lr;
	text-align: center;
	margin: 40px auto 0;
	text-transform: uppercase;
	font-weight: 700;
	color: #fff;
	font-style : italic ;
	letter-spacing:15px;
}
.sec-h-gai{
	overflow: hidden;
	margin-top: 20px;
	margin-bottom: 22px;
}
.sec-h-gai .section-title,.sec-h-gai .section-subtitle{
	float: left;
}
.sec-h-gai .section-subtitle{
	padding-left: 20px;
	margin-top: 40px;
}

.titred-line2{
	position: relative;
	z-index: 1;
}
.titred-line2::after{
	content: "";
	display: inline-block;
	position: absolute;
	left: 0;
	bottom: 10px;
	width: 142px;
	height: 10px;
	background: linear-gradient(180deg, var(--primary-blue) 0%, var(--dark-blue) 100%);
	z-index: -1;
}
.about-left {
    flex: 1;
	z-index: 3;
}

.about-text {
	width: 1027px;
	background-color: var(--bg-white);
	padding: 45px 54px 98px 80px;
    margin-bottom: 30px;
}
.about-text .tit{
	margin-bottom: 20px;
	position: relative;
	font-size: 24px;
	font-weight: 700;
}
.about-text .tit:before{
	content: "";
	position: absolute;
	top: -15px;
	left: -60px;
	display: block;
	width: 45px;
	height: 41px;
	background-image: url(../images/yinhao.png);
}

.about-text p {
    font-size: 15px;
    color: var(--text-gray);
    line-height: 48px;
    margin-bottom: 15px;
	text-indent: 2em;
}

.about-section{
	position: relative;
	z-index: 2;
}
.about-section .sy-ab-bgimg{
	position: absolute;
	top: 56px;
	right: 0;
	width: 952px;
	height: 614px;
	background-color: darkred;
	z-index: -1;
}

.about-features {
    margin: 40px auto 0;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.about-feature {
    background: #fff;
    border-radius: 8px;
    padding: 25px 20px;
    text-align: center;
    transition: transform 0.3s, box-shadow 0.3s;
}

.about-feature:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
}

.feature-icon {
    width: 50px;
    height: 50px;
    margin: 0 auto 15px;
}

.feature-icon svg {
    width: 100%;
    height: 100%;
}

.about-feature h4 {
    font-size: 24px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.about-feature p {
    font-size: 14px;
    color: var(--text-gray);
    line-height: 1.5;
}

/**
 * 荣誉资质页面 - 证书展示样式 v3
 * 特点：7张图可见、1100px宽度、大图展示
 */
/* ===================================
   证书展示区块
   =================================== */
.certificates-section {
    background: linear-gradient(180deg, #fff 0%, #f8fbfe 100%);
    padding: 50px 0 60px;
    min-height: auto;
}

.cert-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 20px;
}


/* = 证书展示区域 = */
.cert-showcase {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* 导航按钮 */
.cert-nav-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 100;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.95);
    border: 2px solid #e0e0e0;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    color: #2266ed;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.cert-nav-btn:hover {
    background: linear-gradient(135deg, #5bc6ed, #2266ed);
    border-color: transparent;
    color: white;
    transform: translateY(-50%) scale(1.1);
    box-shadow: 0 6px 20px rgba(34, 102, 237, 0.3);
}

.cert-nav-prev {
    left: 15px;
}

.cert-nav-next {
    right: 15px;
}

/* 证书轨道容器 - 1100px宽度 */
.cert-track-wrapper {
    width: 100%;
    max-width: 1100px;
    overflow: visible;
    position: relative;
    height: 400px;
}

/* = 证书卡片 = */
.cert-card {
    position: absolute;
    cursor: pointer;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    /* 默认居中，translateX偏移来实现左右移动 */
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%) scale(0.6) translateZ(0);
    transform-style: preserve-3d;
    backface-visibility: hidden;
    will-change: transform, opacity;
    opacity: 0.3;
    z-index: 1;
}

.cert-card-inner {
    position: relative;
    width: 240px;
    background: #ffffff;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.cert-card:hover .cert-card-inner {
    box-shadow: 0 15px 40px rgba(34, 102, 237, 0.2);
}

/* 证书图片 */
.cert-image {
    width: 100%;
    /* height: 300px;
    object-fit: cover; */
    display: block;
    transition: transform 0.5s ease;
}

.cert-card:hover .cert-image {
    transform: scale(1.03);
}

/* 证书标签 */
.cert-tag {
    position: absolute;
    top: 10px;
    left: 10px;
    background: linear-gradient(135deg, #5bc6ed, #2266ed);
    color: white;
    font-size: 11px;
    font-weight: 600;
    padding: 4px 10px;
    border-radius: 15px;
    letter-spacing: 1px;
}

/* 证书底部信息 */
.cert-info {
    padding: 15px;
    text-align: center;
    background: white;
}

.cert-name {
    font-size: 13px;
    font-weight: 600;
    color: #333;
    margin-bottom: 3px;
    letter-spacing: 0.5px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.cert-desc {
    font-size: 11px;
    color: #999;
}

/* = 证书卡片位置状态（7张可见）
   核心：translateX偏移量让图片左右排列 = */

/* 位置1 - 最左侧 */
.cert-card[data-position="1"] {
    transform: translate(calc(-50% - 520px), -50%) scale(0.6);
    opacity: 0.3;
    z-index: 1;
}

/* 位置2 */
.cert-card[data-position="2"] {
    transform: translate(calc(-50% - 370px), -50%) scale(0.72);
    opacity: 0.5;
    z-index: 2;
}

/* 位置3 */
.cert-card[data-position="3"] {
    transform: translate(calc(-50% - 220px), -50%) scale(0.84);
    opacity: 0.7;
    z-index: 3;
}

/* 位置4 - 中间大图 */
.cert-card[data-position="4"] {
    transform: translate(-50%, -50%) scale(1);
    opacity: 1;
    z-index: 10;
}

.cert-card[data-position="4"] .cert-card-inner {
    box-shadow: 0 20px 50px rgba(34, 102, 237, 0.3);
}

/* 位置5 */
.cert-card[data-position="5"] {
    transform: translate(calc(-50% + 220px), -50%) scale(0.84);
    opacity: 0.7;
    z-index: 3;
}

/* 位置6 */
.cert-card[data-position="6"] {
    transform: translate(calc(-50% + 370px), -50%) scale(0.72);
    opacity: 0.5;
    z-index: 2;
}

/* 位置7 - 最右侧 */
.cert-card[data-position="7"] {
    transform: translate(calc(-50% + 520px), -50%) scale(0.6);
    opacity: 0.3;
    z-index: 1;
}

/* 隐藏的位置8、9 */
.cert-card[data-position="8"],
.cert-card[data-position="9"] {
    transform: translate(-50%, -50%) scale(0.4);
    opacity: 0;
    z-index: 0;
}

/* 点击中间大图效果 */
.cert-card[data-position="4"]:hover .cert-card-inner {
    box-shadow: 0 25px 60px rgba(34, 102, 237, 0.35);
}

/* = 底部指示器 = */
.cert-indicators {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 25px;
    flex-wrap: wrap;
}

.cert-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #d0d0d0;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    padding: 0;
}

.cert-indicator:hover {
    background: #5bc6ed;
    transform: scale(1.2);
}

.cert-indicator.active {
    background: linear-gradient(135deg, #5bc6ed, #2266ed);
    width: 24px;
    border-radius: 4px;
}

/* = 证书放大弹窗 = */
.cert-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 9999;
    display: none;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.cert-modal.show {
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 1;
}

.cert-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.92);
    backdrop-filter: blur(8px);
}

.cert-modal-content {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    max-width: 800px;
    padding: 20px;
    animation: modalZoomIn 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes modalZoomIn {
    from {
        transform: scale(0.8);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

.cert-modal-close {
    position: absolute;
    top: -45px;
    right: 0;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    transition: all 0.3s ease;
    z-index: 10;
}

.cert-modal-close:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: rotate(90deg);
}

.cert-modal-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(255, 255, 255, 0.2);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    transition: all 0.3s ease;
    z-index: 10;
}

.cert-modal-nav:hover {
    background: linear-gradient(135deg, #5bc6ed, #2266ed);
    border-color: transparent;
    transform: translateY(-50%) scale(1.1);
}

.cert-modal-prev {
    left: -60px;
}

.cert-modal-next {
    right: -60px;
}

.cert-modal-image-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
    max-width: 100%;
}

.cert-modal-image {
    max-width: 600px;
    max-height: 65vh;
    object-fit: contain;
    border-radius: 10px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.cert-modal-info {
    text-align: center;
    margin-top: 15px;
    color: white;
}

.cert-modal-tag {
    display: inline-block;
    background: linear-gradient(135deg, #5bc6ed, #2266ed);
    font-size: 11px;
    font-weight: 600;
    padding: 5px 14px;
    border-radius: 15px;
    letter-spacing: 1px;
    margin-bottom: 8px;
}

.cert-modal-title {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 4px;
}

.cert-modal-desc {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.7);
}

/* = 底部统计模块  = */
.cert-stats {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-top: 50px;
    padding: 35px 40px;
    background: linear-gradient(135deg, #f8fbfe 0%, #ffffff 100%);
    border-radius: 16px;
    box-shadow: 0 4px 30px rgba(34, 102, 237, 0.08);
    border: 1px solid rgba(34, 102, 237, 0.1);
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    transition: transform 0.3s ease;
    padding: 15px 25px;
    border-radius: 12px;
    background: white;
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.04);
    min-width: 260px;
}

.stat-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(34, 102, 237, 0.12);
}

.stat-icon {
    margin-bottom: 12px;
}

.stat-num {
    font-size: 32px;
    font-weight: 700;
    background: linear-gradient(135deg, #5bc6ed, #2266ed);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 5px;
    line-height: 1;
}

.stat-label {
    font-size: 13px;
    color: #666666;
    letter-spacing: 0.5px;
}

/* 平板横屏 */
@media (max-width: 1024px) {
    .cert-track-wrapper {
        max-width: 900px;
        height: 300px;
    }
    
    .cert-card-inner {
        width: 200px;
    }
    
    .cert-image {
        height: 250px;
    }
    
    /* 调整偏移量 */
    .cert-card[data-position="1"] {
        transform: translate(calc(-50% - 420px), -50%) scale(0.6);
    }
    
    .cert-card[data-position="2"] {
        transform: translate(calc(-50% - 300px), -50%) scale(0.72);
    }
    
    .cert-card[data-position="3"] {
        transform: translate(calc(-50% - 180px), -50%) scale(0.84);
    }
    
    .cert-card[data-position="5"] {
        transform: translate(calc(-50% + 180px), -50%) scale(0.84);
    }
    
    .cert-card[data-position="6"] {
        transform: translate(calc(-50% + 300px), -50%) scale(0.72);
    }
    
    .cert-card[data-position="7"] {
        transform: translate(calc(-50% + 420px), -50%) scale(0.6);
    }
    
    .cert-stats {
        gap: 20px;
        padding: 30px 20px;
    }
    
    .stat-item {
        padding: 12px 18px;
        min-width: 110px;
    }
    
    .stat-num {
        font-size: 28px;
    }
}

/* 平板竖屏 */
@media (max-width: 768px) {
    .certificates-section {
        padding: 40px 0 50px;
    }
    
    .cert-track-wrapper {
        max-width: 600px;
        height: 260px;
    }
    
    .cert-card-inner {
        width: 170px;
    }
    
    .cert-image {
        height: 220px;
    }
    
    /* 只显示5张 */
    .cert-card[data-position="1"],
    .cert-card[data-position="7"] {
        opacity: 0;
        transform: translate(-50%, -50%) scale(0.5);
    }
    
    .cert-card[data-position="2"] {
        transform: translate(calc(-50% - 260px), -50%) scale(0.68);
        opacity: 0.4;
    }
    
    .cert-card[data-position="3"] {
        transform: translate(calc(-50% - 140px), -50%) scale(0.82);
        opacity: 0.6;
    }
    
    .cert-card[data-position="5"] {
        transform: translate(calc(-50% + 140px), -50%) scale(0.82);
        opacity: 0.6;
    }
    
    .cert-card[data-position="6"] {
        transform: translate(calc(-50% + 260px), -50%) scale(0.68);
        opacity: 0.4;
    }
    
    .cert-nav-btn {
        width: 38px;
        height: 38px;
    }
    
    .cert-nav-prev {
        left: 5px;
    }
    
    .cert-nav-next {
        right: 5px;
    }
    
    .cert-stats {
        gap: 15px;
        padding: 25px 15px;
        flex-wrap: wrap;
    }
    
    .stat-item {
        flex: 0 0 calc(50% - 10px);
        padding: 15px;
    }
    
    .stat-num {
        font-size: 26px;
    }
    
    .stat-icon svg {
        width: 40px;
        height: 40px;
    }
}

/* 手机横屏 */
@media (max-width: 600px) {
    .cert-track-wrapper {
        max-width: 100%;
        height: 230px;
    }
    
    .cert-card-inner {
        width: 150px;
    }
    
    .cert-image {
        height: 190px;
    }
    
    .cert-card[data-position="2"] {
        transform: translate(calc(-50% - 210px), -50%) scale(0.65);
    }
    
    .cert-card[data-position="3"] {
        transform: translate(calc(-50% - 110px), -50%) scale(0.8);
    }
    
    .cert-card[data-position="5"] {
        transform: translate(calc(-50% + 110px), -50%) scale(0.8);
    }
    
    .cert-card[data-position="6"] {
        transform: translate(calc(-50% + 210px), -50%) scale(0.65);
    }
    
    .cert-stats {
        gap: 12px;
    }
}

/* 手机竖屏 */
@media (max-width: 480px) {
    .certificates-section {
        padding: 30px 0 40px;
    }
    
    .cert-container {
        padding: 0 10px;
    }
    
    .cert-header {
        margin-bottom: 25px;
    }
    
    .cert-title {
        font-size: 22px;
        letter-spacing: 4px;
    }
    
    .cert-subtitle {
        font-size: 12px;
    }
    
    .cert-track-wrapper {
        max-width: 300px;
        height: 200px;
		margin: auto;
		overflow: hidden;
    }
    
    .cert-card-inner {
        width: 130px;
    }
    
    .cert-image {
        height: 160px;
    }
    
    .cert-info {
        padding: 10px;
    }
    
    .cert-name {
        font-size: 11px;
    }
    
    .cert-desc {
        font-size: 10px;
    }
    
    /* 只显示3张 */
    .cert-card[data-position="1"],
    .cert-card[data-position="6"],
    .cert-card[data-position="7"] {
        opacity: 0;
        transform: translate(-50%, -50%) scale(0.5);
    }
    
    .cert-card[data-position="2"] {
        transform: translate(calc(-50% - 160px), -50%) scale(0.6);
        opacity: 0.35;
    }
    
    .cert-card[data-position="3"] {
        transform: translate(calc(-50% - 70px), -50%) scale(0.78);
        opacity: 0.55;
    }
    
    .cert-card[data-position="5"] {
        transform: translate(calc(-50% + 70px), -50%) scale(0.78);
        opacity: 0.55;
    }
    
    .cert-card[data-position="6"] {
        transform: translate(calc(-50% + 160px), -50%) scale(0.6);
        opacity: 0.35;
    }
    
    .cert-nav-btn {
        width: 34px;
        height: 34px;
    }
    
    .cert-nav-btn svg {
        width: 16px;
        height: 16px;
    }
    
    .cert-indicators {
        margin-top: 20px;
        gap: 6px;
    }
    
    .cert-indicator {
        width: 6px;
        height: 6px;
    }
    
    .cert-indicator.active {
        width: 20px;
    }
    
    .cert-stats {
        margin-top: 35px;
        padding: 20px 12px;
        gap: 10px;
    }
    
    .stat-item {
        flex: 0 0 calc(50% - 5px);
        padding: 12px 10px;
    }
    
    .stat-num {
        font-size: 22px;
    }
    
    .stat-label {
        font-size: 11px;
    }
    
    .stat-icon svg {
        width: 36px;
        height: 36px;
    }
    
    .cert-modal-close {
        top: -40px;
        right: 0;
    }
    
    .cert-modal-nav {
        width: 36px;
        height: 36px;
    }
    
    .cert-modal-prev {
        left: 5px;
    }
    
    .cert-modal-next {
        right: 5px;
    }
    
    .cert-modal-image {
        max-width: 90vw;
        max-height: 50vh;
    }
    
    .cert-modal-info {
        margin-top: 12px;
    }
    
    .cert-modal-title {
        font-size: 14px;
    }
    
    .cert-modal-desc {
        font-size: 12px;
    }
}

/* ===================================
   动画效果
   =================================== */

/* 入场动画 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.cert-header {
    animation: fadeInUp 0.6s ease-out;
}

.cert-card {
    animation: fadeInUp 0.5s ease-out backwards;
}

.cert-card:nth-child(1) { animation-delay: 0.05s; }
.cert-card:nth-child(2) { animation-delay: 0.08s; }
.cert-card:nth-child(3) { animation-delay: 0.11s; }
.cert-card:nth-child(4) { animation-delay: 0.14s; }
.cert-card:nth-child(5) { animation-delay: 0.17s; }
.cert-card:nth-child(6) { animation-delay: 0.20s; }
.cert-card:nth-child(7) { animation-delay: 0.23s; }
.cert-card:nth-child(8) { animation-delay: 0.26s; }
.cert-card:nth-child(9) { animation-delay: 0.29s; }


/* ===================================
   新闻资讯
   =================================== */
.news-section {
    padding: 20px 0;
    background: var(--bg-white);
}

.news-grid {
    display: grid;
    grid-template-columns: 0.6fr 1fr;
    gap: 30px;
}

.news-card.large {
    display: flex;
    flex-direction: column;
}

.news-card.large .news-image {
    height: 250px;
    border-radius: 16px 16px 0 0;
    overflow: hidden;
}
.news-placeholder img{
	transition: all 0.6s ease;;
}
.news-placeholder a:hover img {
	transform: scale(1.1);
}

.news-date {
    font-size: 12px;
    color: var(--text-light);
}
.news-desc{
	margin-top: 20px;
	font-size: 14px;
}

.news-card.large .news-content {
    padding: 15px 25px;
    background: var(--bg-white);
    border-radius: 0 0 6px 6px;
	box-shadow: rgba(0, 0, 0, 0.15) 0px 4px 20px;
}

.news-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-dark);
    margin: 8px 0 0px;
    line-height: 1.4;
	position: relative;
	transition: var(--transition);
}
.news-title svg{
	position: absolute;
	top: 4px;
	right: 10px;
	transition: var(--transition);
}

.news-excerpt {
    font-size: 14px;
    color: var(--text-gray);
    line-height: 1.6;
    margin: 10px 0 15px;
}

.news-link {
    color: var(--primary-blue);
    font-size: 14px;
    font-weight: 500;
}

.news-link:hover {
    color: var(--dark-blue);
}

.news-cards-side {
    /* display: grid; */
    /* grid-template-columns: 2fr 0fr; */
	/* grid-template-columns: 1fr;
    gap: 30px; */
}

.news-card.small {
    background: var(--bg-light);
    border-radius: 12px;
    overflow: hidden;
    transition: var(--transition);
}

.news-card.small:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.news-card.small .news-image {
    height: 100px;
    overflow: hidden;
}

.news-card.small .news-content {
    padding: 15px;
}

.news-card.small .news-title {
    font-size: 14px;
    margin: 5px 0 0;
}

.news-cards-1{
	margin-bottom: 20px;
	padding: 36px 33px;
	background-color: var(--bg-white);
	box-shadow: rgba(0, 0, 0, 0.15) 0px 4px 20px;
	display: grid;
	grid-template-columns: 1fr 0.1fr 1fr;
	gap: 10px;
	border-radius:6px;
}
.news-content a:hover .news-title{
	color: var(--primary-blue);
}
.news-content a:hover svg{
	right: 0;
}
.news-content a:hover svg path{
	stroke: var(--primary-blue) !important;
}
.center-line{
	display: block;
	width: 1px;
	height: 100%;
	background-color: #f1f1f1;
}

.news-cards-2{
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 20px;
}
.news-cards-2 .newslist{
	padding: 29px 20px;
	background-color: var(--bg-white);
	box-shadow: rgba(0, 0, 0, 0.15) 0px 4px 20px;
	border-radius:6px;
}
.newslist li{
	margin-bottom: 14px;
}
.newslist li a{
	font-size: 14px;
}
.newslist li a:hover{
	color: var(--primary-blue);
}
.newslist li a:before{
	display: inline-block;
	content: "";
	width: 5px;
	height: 5px;
	border-radius: 50%;
	background: var(--primary-blue);
	margin-right: 10px;
	vertical-align: middle;
}
.newslist li i{
	margin-top: 4px;
	font-size: 12px;
	color: var(--text-light);
	float: right;
}

/* ===================================
   友情链接
   =================================== */
.yqlj-tit{
	float: left;
	display: inline-block;
	position: relative;
	font-size:16px;
	font-weight:600;
}
.yqlj-tit::after{
	content: "";
	display: block;
	width: 100%;
	height: 4px;
	background: linear-gradient(-5deg, #5bc6ed 0%, #2266ed 100%);
}
.yqlj{
	padding: 20px 0;
	overflow: hidden;
}
.yqlj ul li{
	float: left;
	padding: 0 15px;
}
   

/* ===================================
   页脚
   =================================== */
.footer {
    background: var(--bg-dark);
    color: #fff;
}

.footer-main {
    padding: 60px 0;
}

.footer-content {
    display: grid;
    /*grid-template-columns: .5fr 2fr;*/
    grid-template-columns: 1.5fr 2fr;
    gap: 60px;
}

.footer-brand {
    /*display: flex;*/
    /*flex-direction: column;*/
    /*gap: 20px;*/
    display: flex;
    align-items: center;
    gap: 5px;
}
.footer-logo{
	/*display: grid;*/
	/*grid-template-columns: repeat(2, 1fr);*/
    width: 30%;
}
.footer-logo img {
    display: block;
}

.footer-brand-text h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 8px;
}

.footer-brand-text p {
    font-size: 12px;
    color: rgba(255,255,255,0.6);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

.footer-heading {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--bg-white);
}
.footer-list{
	display: grid;
	grid-template-columns: repeat(2, 1fr);
}
.footer-list li {
    margin-bottom: 12px;
}

.footer-list a {
    font-size: 14px;
    color: rgba(255,255,255,0.8);
}

.footer-list a:hover {
    color: var(--light-blue);
}

.footer-contact li {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 15px;
    font-size: 14px;
    color: rgba(255,255,255,0.8);
}

.footer-contact svg {
    flex-shrink: 0;
    color: var(--primary-blue);
}

.qr-code {
    width: 120px;
    height: 120px;
    background: #fff;
    border-radius: 8px;
    padding: 8px;
}

.qr-code svg {
    width: 100%;
    height: 100%;
}

.footer-bottom {
    padding: 20px 0;
    border-top: 1px solid rgba(255,255,255,0.1);
}

.copyright {
    text-align: center;
    font-size: 13px;
    color: rgba(255,255,255,0.5);
}

/* ===================================
   滚动到顶部
   =================================== */
.scroll-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--primary-blue);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: var(--transition);
    z-index: 100;
}

.scroll-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.scroll-top:hover {
    background: var(--dark-blue);
    transform: translateY(-5px);
}

/* ===================================
   响应式设计
   =================================== */
@media (min-width: 1024px) {
	.certificates-section .section-subtitle{
		width: 60%;
		margin: auto;
	}
}
@media (max-width: 1400px){
	.about-features {
		grid-template-columns: repeat(2, 1fr);
	}
	.about-text{
		width: 100%;
	}
	.yqlj-tit{
		float: initial;
		display: block;
		margin-bottom: 10px;
	}
	.yqlj-tit a{
		font-size: 14px;
	}
}
/* 平板端 */
@media (max-width: 1024px) {
    :root {
        --wrapper-width: 100%;
    }
    
    .hero-content {
        flex-direction: column;
        text-align: center;
        padding: 40px 20px;
    }
    
    .hero-text {
        margin-bottom: 40px;
    }
    
    .hero-title {
        font-size: 42px;
    }
    
    .hero-tags {
        justify-content: center;
    }
    
    .hero-images {
        justify-content: center;
    }
    
    .strength-content {
        flex-direction: column;
        text-align: center;
    }
    
    .strength-features {
        justify-content: center;
    }
    
    .certificates-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .news-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
	.about-features {
		grid-template-columns: repeat(2, 1fr);
	}
	.syab-left{
		display: none;
	}
}

/* 移动端 */
@media (max-width: 768px) {
	.news-cards-1,.news-cards-2,.about-features{
		grid-template-columns: 1fr;
	}
	.news-card.large .news-image{
		height: auto;
	}
	.cert-container{
		width: 100%;
	}
    .top-bar-content {
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }
	.header-content{
		padding: 5px 0;
	}
	.logo-section{
		width: 60%;
	}
	.logo-icon{
		width: 50%;
	}
    
    .logo {
        flex-direction: row;
        text-align: center;
    }
    
    .logo-text {
        align-items: center;
    }
    
    .brand-name {
        font-size: 18px;
    }
    
    .brand-slogan {
        font-size: 11px;
    }
    
    .brand-sub {
        display: none;
    }
    
    .main-nav {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .mobile-menu {
        display: flex;
    }
    
    .hero-banner {
        min-height: auto;
    }
    
    .hero-title {
        font-size: 32px;
    }
    
    .hero-images {
        flex-direction: column;
        gap: 10px;
    }
    
    .hero-image-card {
        width: 140px;
    }
    
    .services-showcase {
        flex-direction: column;
        min-height: auto;
    }
    
    .hexagon-lines,.titred-line::after {
        display: none;
    }
    
    .service-items {
        position: static;
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
        margin-top: 200px;
    }
    
    .hexagon-center {
        position: static;
        margin-bottom: 20px;
    }
    
    .strength-title {
        font-size: 22px;
    }
    
    .strength-features {
        flex-direction: column;
        gap: 20px;
    }
    
    .contact-number {
        font-size: 28px;
    }
    
    .cases-container {
        gap: 15px;
    }
    
    .sy-case-card {
        width: 260px;
    }
    
    .carousel-btn {
        display: none;
    }
    
    .certificates-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
    
    .achievements-bar {
        flex-wrap: wrap;
        gap: 30px;
    }
    
    .news-cards-side {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .scroll-top {
        bottom: 20px;
        right: 20px;
        width: 45px;
        height: 45px;
    }
	.sec-h-gai .section-title, .sec-h-gai .section-subtitle{
		text-align: center;
		float: initial;
	}
	.sec-h-gai .section-subtitle{
		margin-top: 0;
	}
	.titred-line2::after{
		display: none;
	}
	.feature-text{
		width: 50%;
	}
	.feature-icon path{
		color: #fff !important;
	}
}

/* 小屏幕手机 */
@media (max-width: 480px) {
    .hero-title {
        font-size: 28px;
    }
	.about-text{
		padding: 30px;
	}
    .hero-tag {
        padding: 6px 12px;
        font-size: 12px;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    .section-title.en {
        font-size: 22px;
        letter-spacing: 2px;
    }
    
    .service-items {
        grid-template-columns: 1fr;
    }
    
    .certificates-grid {
        grid-template-columns: 1fr;
    }
    
    .achievements-bar {
        flex-direction: column;
        align-items: center;
    }
}

/* ===================================
   动画增强
   =================================== */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.animated {
    opacity: 1;
    transform: translateY(0);
}

/* 滚动动画 */
[data-scroll] {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

[data-scroll].scroll-visible {
    opacity: 1;
    transform: translateY(0);
}

/* ==========================================
   联系我们页面 - Contact Page
   ========================================== */

/* 页面Banner */
.page-banner {
    position: relative;
    height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.page-banner-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #2266ed 0%, #5bc6ed 100%);
    z-index: 0;
}

.page-banner-bg::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="40" fill="none" stroke="rgba(255,255,255,0.05)" stroke-width="0.5"/></svg>') repeat;
    background-size: 60px 60px;
}

.page-banner .wrapper {
    position: relative;
    z-index: 1;
}

.page-banner-content {
    text-align: center;
    color: #fff;
}

.page-banner-title {
    font-size: 42px;
    font-weight: 700;
    margin-bottom: 8px;
    letter-spacing: 4px;
}

.page-banner-subtitle {
    font-size: 16px;
    letter-spacing: 8px;
    opacity: 0.8;
    margin-bottom: 20px;
}

.page-banner-breadcrumb {
    font-size: 14px;
    opacity: 0.7;
}

.page-banner-breadcrumb a {
    color: #fff;
    text-decoration: none;
    opacity: 0.8;
    transition: opacity 0.3s;
}

.page-banner-breadcrumb a:hover {
    opacity: 1;
}

.page-banner-breadcrumb span {
    margin: 0 6px;
}

/* 联系信息卡片区域 */
.contact-info-section {
    padding: 70px 0;
    background: #f8fbff;
}

.contact-cards {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.contact-card {
    background: #fff;
    border-radius: 12px;
    padding: 40px 24px;
    text-align: center;
    box-shadow: 0 4px 20px rgba(34, 102, 237, 0.06);
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.contact-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #5bc6ed, #2266ed);
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

.contact-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(34, 102, 237, 0.12);
}

.contact-card:hover::before {
    transform: scaleX(1);
}

.contact-card-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, #e8f4fd, #d0e8fb);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #2266ed;
    transition: all 0.4s ease;
}

.contact-card:hover .contact-card-icon {
    background: linear-gradient(135deg, #5bc6ed, #2266ed);
    color: #fff;
    transform: scale(1.1);
}

.contact-card-title {
    font-size: 16px;
    font-weight: 600;
    color: #333;
    margin-bottom: 10px;
}

.contact-card-text {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
}

/* 地图与留言区域 */
.contact-main-section {
    padding: 80px 0;
    background: #fff;
}

.contact-main-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: start;
}

.contact-map {
    position: relative;
}

.map-container {
    width: 100%;
    height: 520px;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    position: relative;
}

.map-container iframe {
    width: 100%;
    height: 100%;
}

.map-placeholder {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #e8f4fd 0%, #f0f7ff 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: #666;
    z-index: 2;
}

.map-placeholder p {
    margin: 16px 0 20px;
    font-size: 15px;
    color: #555;
}

.map-link {
    display: inline-block;
    padding: 10px 28px;
    background: linear-gradient(135deg, #5bc6ed, #2266ed);
    color: #fff;
    border-radius: 24px;
    text-decoration: none;
    font-size: 14px;
    transition: all 0.3s ease;
}

.map-link:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(34, 102, 237, 0.3);
}

/* 留言表单 */
.contact-form-wrapper {
    padding: 0;
}

.contact-form-header {
    text-align: left !important;
    margin-bottom: 30px !important;
}

.contact-form-header .section-subtitle {
    text-align: left !important;
}

.contact-form-header .title-line {
    display: block;
    width: 50px;
    height: 3px;
    background: linear-gradient(90deg, #5bc6ed, #2266ed);
    margin-top: 10px;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    font-size: 14px;
    color: #333;
    margin-bottom: 8px;
    font-weight: 500;
}

.required {
    color: #e74c3c;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 12px 16px;
    border: 1px solid #e0e6ed;
    border-radius: 8px;
    font-size: 14px;
    color: #333;
    background: #f8fbff;
    transition: all 0.3s ease;
    outline: none;
    font-family: inherit;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: #5bc6ed;
    background: #fff;
    box-shadow: 0 0 0 3px rgba(91, 198, 237, 0.15);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #b0bec5;
}

.form-group select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='%23999'%3E%3Cpath d='M7 10l5 5 5-5z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    padding-right: 36px;
    cursor: pointer;
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-group-full {
    grid-column: 1 / -1;
}

.form-submit {
    margin-top: 10px;
}

.btn-submit {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 40px;
    background: linear-gradient(135deg, #5bc6ed, #2266ed);
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    letter-spacing: 1px;
}

.btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(34, 102, 237, 0.3);
}

.btn-submit:active {
    transform: translateY(0);
}

/* 公司详情区域 */
.company-detail-section {
    padding: 80px 0;
    background: #f8fbff;
}

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

.company-detail-card {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    background: #fff;
    padding: 28px;
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(34, 102, 237, 0.04);
    transition: all 0.3s ease;
}

.company-detail-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(34, 102, 237, 0.1);
}

.detail-icon {
    width: 48px;
    height: 48px;
    min-width: 48px;
    background: linear-gradient(135deg, #e8f4fd, #d0e8fb);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #2266ed;
}

.detail-content h4 {
    font-size: 14px;
    color: #999;
    font-weight: 400;
    margin-bottom: 6px;
}

.detail-content p {
    font-size: 15px;
    color: #333;
    font-weight: 500;
    line-height: 1.5;
}

/* 联系页面响应式 */
@media (max-width: 1200px) {
    .contact-cards {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .company-detail-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 992px) {
    .contact-main-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .map-container {
        height: 400px;
    }
}

@media (max-width: 768px) {
    .page-banner {
        height: 220px;
    }
    
    .page-banner-title {
        font-size: 30px;
    }
    
    .page-banner-subtitle {
        font-size: 14px;
        letter-spacing: 4px;
    }
    
    .contact-info-section {
        padding: 50px 0;
    }
    
    .contact-cards {
        grid-template-columns: 1fr 1fr;
        gap: 16px;
    }
    
    .contact-card {
        padding: 28px 16px;
    }
    
    .contact-main-section {
        padding: 50px 0;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .map-container {
        height: 300px;
    }
    
    .company-detail-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .contact-cards {
        grid-template-columns: 1fr;
    }
    
    .page-banner {
        height: 180px;
    }
    
    .page-banner-title {
        font-size: 24px;
    }
}

/* ==========================================
   通用列表页样式 (news/case/products)
   ========================================== */

/* 列表页筛选 */
.list-filter {
    background: #fff;
    padding: 16px 0;
    border-bottom: 1px solid #eef2f7;
    margin-bottom: 30px;
}

.filter-wrapper {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.filter-label {
    font-size: 14px;
    color: #666;
    font-weight: 500;
    white-space: nowrap;
}

.filter-tags {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.filter-tag {
    padding: 6px 18px;
    border-radius: 20px;
    font-size: 13px;
    color: #555;
    background: #f5f7fa;
    border: 1px solid transparent;
    transition: all 0.3s;
    cursor: pointer;
    text-decoration: none;
}

.filter-tag:hover,
.filter-tag.active {
    color: #fff;
    background: linear-gradient(135deg, #5bc6ed, #2266ed);
    border-color: transparent;
}

/* 新闻分类标签 */
.news-tabs {
    display: flex;
    gap: 12px;
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid #eef2f7;
	/* justify-content: center; */
}

.news-tab {
    display: inline-block;
    padding: 8px 24px;
    font-size: 14px;
    color: #666;
    background: #f5f7fa;
    border-radius: 4px;
    text-decoration: none;
    transition: all 0.3s;
    border: 1px solid transparent;
}

.news-tab:hover {
    color: #2266ed;
    background: #e8f0fe;
}

.news-tab.active {
    color: #fff;
    background: linear-gradient(135deg, #5bc6ed, #2266ed);
    border-color: transparent;
}

/* 新闻卡片列表 */
.news-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.news-item {
    display: flex;
    background: #fff;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0,0,0,0.06);
    transition: all 0.3s;
    text-decoration: none;
    color: inherit;
}

.news-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(34,102,237,0.12);
}

.news-item-img {
    width: 260px;
    min-height: 180px;
    overflow: hidden;
    flex-shrink: 0;
    background: #e2ebf8;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.news-item-img::after {
    content: 'TCJC';
    position: absolute;
    font-size: 32px;
    font-weight: 700;
    color: rgba(91,198,237,0.25);
    letter-spacing: 4px;
    pointer-events: none;
}

.news-item-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s;
    position: relative;
    z-index: 1;
}

.news-item-img-placeholder::after {
    content: 'TCJC';
    position: absolute;
    font-size: 32px;
    font-weight: 700;
    color: rgba(91,198,237,0.25);
    letter-spacing: 4px;
}

.news-item:hover .news-item-img img {
    transform: scale(1.06);
}

.news-item-body {
    flex: 1;
    padding: 24px 28px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.news-item-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 12px;
}

.news-item-date {
    font-size: 13px;
    color: #999;
    display: flex;
    align-items: center;
    gap: 4px;
}

.news-item-date::before {
    content: '';
    display: inline-block;
    width: 14px;
    height: 14px;
    background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23bbb'%3E%3Cpath d='M19 3h-1V1h-2v2H8V1H6v2H5c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h14c1.1 0 2-.9 2-2V5c0-1.1-.9-2-2-2zm0 16H5V8h14v11z'/%3E%3C/svg%3E") no-repeat center/contain;
}

.news-item-tag {
    font-size: 12px;
    color: #2266ed;
    background: rgba(34,102,237,0.08);
    padding: 2px 10px;
    border-radius: 3px;
}

.news-item-title {
    font-size: 18px;
    font-weight: 600;
    color: #333;
    margin-bottom: 10px;
    line-height: 1.5;
    transition: color 0.3s;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-item:hover .news-item-title {
    color: #2266ed;
}

.news-item-desc {
    font-size: 14px;
    color: #777;
    line-height: 1.7;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    flex: 1;
}

.news-item-more {
    font-size: 13px;
    color: #2266ed;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    transition: gap 0.3s;
    margin-top: 14px;
}

.news-item:hover .news-item-more {
    gap: 8px;
}

.news-item-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 16px;
    padding-top: 12px;
    border-top: 1px solid #f0f2f5;
}

/* 分页 */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    margin-top: 40px;
    padding-bottom: 20px;
}

.pagination a,
.pagination span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    height: 36px;
    padding: 0 12px;
    border-radius: 4px;
    font-size: 14px;
    color: #555;
    background: #fff;
    border: 1px solid #e0e4ea;
    transition: all 0.3s;
    text-decoration: none;
}

.pagination a:hover {
    color: #2266ed;
    border-color: #2266ed;
}

.pagination .active a{
    color: #fff;
    background: linear-gradient(135deg, #5bc6ed, #2266ed);
    border-color: transparent;
}

.pagination .disabled {
    color: #ccc;
    cursor: not-allowed;
}

/* ==========================================
   详情页通用样式 (show/case_show/products_show)
   ========================================== */

.detail-layout {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 30px;
}

.detail-main {
    background: #fff;
    border-radius: 8px;
    padding: 36px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.06);
}

/* 详情页头部 */
.detail-header {
    margin-bottom: 28px;
    padding-bottom: 24px;
    border-bottom: 1px solid #f0f2f5;
}

.detail-title {
    font-size: 24px;
    font-weight: 700;
    color: #333;
    line-height: 1.5;
    margin-bottom: 12px;
}

.detail-meta {
    display: flex;
    gap: 20px;
    font-size: 13px;
    color: #999;
}

.detail-meta-item {
    display: flex;
    align-items: center;
    gap: 4px;
}

.detail-meta-item svg {
    width: 14px;
    height: 14px;
    fill: #bbb;
}

/* 详情内容 */
.detail-content {
    line-height: 1.9;
    color: #555;
    font-size: 15px;
}

.detail-content h2 {
    font-size: 20px;
    font-weight: 600;
    color: #333;
    margin: 32px 0 16px;
    padding-left: 14px;
    border-left: 4px solid;
    border-image: linear-gradient(180deg, #5bc6ed, #2266ed) 1;
}

.detail-content h3 {
    font-size: 17px;
    font-weight: 600;
    color: #333;
    margin: 24px 0 12px;
}

.detail-content p {
    margin-bottom: 16px;
}

.detail-content ul,
.detail-content ol {
    margin: 12px 0 16px 20px;
}

.detail-content li {
    margin-bottom: 8px;
    line-height: 1.8;
}

.detail-content img {
    max-width: 100%;
    border-radius: 6px;
    margin: 16px 0;
}

/* 详情页上下导航 */
.detail-nav {
    display: flex;
    justify-content: space-between;
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid #f0f2f5;
    gap: 20px;
}

.detail-nav-item {
    font-size: 14px;
    color: #777;
    transition: color 0.3s;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 4px;
}

.detail-nav-item:hover {
    color: #2266ed;
}

.detail-nav-label {
    color: #aaa;
    white-space: nowrap;
}

.detail-nav-title {
    display: -webkit-box;
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* 侧边栏 */
.detail-sidebar {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.sidebar-widget {
    background: #fff;
    border-radius: 8px;
    padding: 20px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.06);
}

.sidebar-title {
    font-size: 16px;
    font-weight: 600;
    color: #333;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 2px solid;
    border-image: linear-gradient(90deg, #5bc6ed, #2266ed) 1;
}

.sidebar-list {
    list-style: none;
}

.sidebar-list li {
    margin-bottom: 2px;
}

.sidebar-list li a {
    display: block;
    padding: 10px 14px;
    font-size: 14px;
    color: #666;
    border-radius: 4px;
    transition: all 0.3s;
    text-decoration: none;
}

.sidebar-list li a:hover {
    color: #2266ed;
    background: #f5f8ff;
}

.sidebar-list li.active a {
    color: #fff;
    background: linear-gradient(135deg, #5bc6ed, #2266ed);
}

.sidebar-contact {
    text-align: center;
    background: linear-gradient(135deg, #5bc6ed, #2266ed);
    color: #fff;
}

.sidebar-contact .sidebar-title {
    color: #fff;
    border-bottom-color: rgba(255,255,255,0.3);
    border-image: none;
    border-bottom-width: 2px;
    border-bottom-style: solid;
    border-bottom-color: rgba(255,255,255,0.3);
}

.sidebar-contact-phone {
    font-size: 22px;
    font-weight: 700;
    margin: 10px 0 6px;
}

.sidebar-contact p {
    font-size: 13px;
    opacity: 0.8;
}

/* ==========================================
   关于我们 (about)
   ========================================== */
/* 公司简介 */
.about-intro {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 50px;
    align-items: start;
}

.about-intro-content {
    padding-top: 10px;
}

.about-intro-p {
    font-size: 15px;
    color: #666;
    line-height: 2;
    margin-bottom: 16px;
    text-indent: 2em;
}

.about-intro-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    margin-top: 30px;
    background: linear-gradient(135deg, #f0f7ff, #e8f4fd);
    border-radius: 12px;
    overflow: hidden;
}

.about-intro-stat {
    text-align: center;
    padding: 24px 12px;
    position: relative;
}

.about-intro-stat + .about-intro-stat::before {
    content: '';
    position: absolute;
    left: 0;
    top: 20%;
    height: 60%;
    width: 1px;
    background: rgba(91, 198, 237, 0.3);
}

.about-intro-num {
    display: block;
    font-size: 30px;
    font-weight: 800;
    background: linear-gradient(135deg, #5bc6ed, #2266ed);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.2;
}

.about-intro-unit {
    font-size: 15px;
    font-weight: 600;
}

.about-intro-label {
    display: block;
    font-size: 13px;
    color: #888;
    margin-top: 6px;
}

.about-intro-img {
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(0,0,0,0.1);
}

.about-intro-img img {
    width: 100%;
    display: block;
}

/* 企业文化 */
.culture-section {
	padding: 0 0 50px;
    background: #f8fafc;
}

.culture-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-top: 36px;
}

.culture-card {
    background: #fff;
    border-radius: 12px;
    padding: 36px 24px;
    text-align: center;
    box-shadow: 0 4px 16px rgba(0,0,0,0.06);
    transition: all 0.3s;
}

.culture-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 32px rgba(34,102,237,0.12);
}

.culture-card-icon {
    width: 68px;
    height: 68px;
    margin: 0 auto 20px;
    border-radius: 50%;
    background: linear-gradient(135deg, #5bc6ed, #2266ed);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
}

.culture-card-icon svg {
    width: 30px;
    height: 30px;
}

.culture-card-title {
    font-size: 18px;
    font-weight: 600;
    color: #333;
    margin-bottom: 12px;
}

.culture-card-text {
    font-size: 14px;
    color: #888;
    line-height: 1.8;
}

/* 既有客户 */
.client-section {
	padding: 20px 0 50px;
    background: #fff;
}

.client-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 20px;
    margin-top: 36px;
}

.client-item {
    background: #f8fafc;
    border-radius: 8px;
    padding: 20px 16px;
    text-align: center;
    transition: all 0.3s;
    border: 1px solid #eef2f7;
}

.client-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(34,102,237,0.08);
    border-color: #5bc6ed;
}

.client-logo {
    /* width: 60px; */
    height: 60px;
    margin: 0 auto 10px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.client-logo svg {
    width: 100%;
    height: 100%;
}

.client-name {
    font-size: 13px;
    color: #555;
    font-weight: 500;
}

/* 核心资质 */
.cert-section {
    background: #f8fafc;
}

.cert-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 36px;
}

.cert-card {
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 16px rgba(0,0,0,0.06);
    transition: all 0.3s;
    text-align: center;
}

.cert-card:hover {
    /* transform: translateY(-6px); */
    box-shadow: 0 12px 32px rgba(34,102,237,0.12);
}

.cert-card-img {
    padding: 20px 24px 12px;
}

.cert-card-img img {
    width: 100%;
    height: 200px;
    object-fit: contain;
    display: block;
}

.cert-card-title {
    font-size: 14px;
    color: #555;
    padding: 12px 16px 18px;
    font-weight: 500;
}

.cert-more {
    text-align: center;
    margin-top: 40px;
}

.cert-more .btn-gradient {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 12px 32px;
    background: linear-gradient(135deg, #5bc6ed, #2266ed);
    color: #fff;
    border-radius: 24px;
    font-size: 15px;
    text-decoration: none;
    transition: all 0.3s;
}

.cert-more .btn-gradient:hover {
    box-shadow: 0 8px 24px rgba(34,102,237,0.3);
    transform: translateY(-2px);
}

@media (max-width: 1024px) {
    .about-intro {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    .about-intro-img {
        order: -1;
    }
    .culture-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .client-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    .cert-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .about-intro-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    .about-intro-stat + .about-intro-stat::before {
        display: none;
    }
    .culture-grid {
        grid-template-columns: 1fr;
    }
    .client-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .cert-grid {
        grid-template-columns: 1fr;
    }
    .about-intro-num {
        font-size: 24px;
    }
}

/* ==========================================
   面包屑导航栏
   ========================================== */

.page-breadcrumb-bar {
    background: #f5f7fa;
    border-bottom: 1px solid #e8ecf1;
    padding: 12px 0;
}

.page-breadcrumb {
    font-size: 13px;
    color: #999;
    display: flex;
    align-items: center;
    gap: 0;
}

.page-breadcrumb a {
    color: #666;
    text-decoration: none;
    transition: color 0.3s;
}

.page-breadcrumb a:hover {
    color: #2266ed;
}

.page-breadcrumb .breadcrumb-sep {
    margin: 0 8px;
    color: #ccc;
}

.page-breadcrumb .breadcrumb-current {
    color: #2266ed;
    font-weight: 500;
}

/* ==========================================
   通用内容区域
   ========================================== */

.page-content-section {
    padding: 40px 0;
}

.page-content-section.zz-cert-section {
    background: #f8fafe;
}

/* ==========================================
   左右布局（侧边栏+内容）
   ========================================== */

.sidebar-layout {
    display: grid;
    grid-template-columns: 260px 1fr;
    gap: 30px;
    align-items: start;
}

/* 侧边栏 */
.sidebar {
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.06);
    overflow: hidden;
    position: sticky;
    top: 120px;
}

.sb-header {
    background: linear-gradient(135deg, #2266ed, #5bc6ed);
    padding: 24px 20px;
    color: #fff;
}

.sb-header h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 4px;
}

.sb-header p {
    font-size: 12px;
    opacity: 0.8;
    letter-spacing: 1px;
}

.sb-nav {
    list-style: none;
    padding: 8px 0;
}

.sb-nav li {
    border-bottom: 1px solid #f5f7fa;
}

.sb-nav li:last-child {
    border-bottom: none;
}

.sb-link {
    display: block;
    padding: 14px 24px;
    font-size: 14px;
    color: #555;
    text-decoration: none;
    transition: all 0.3s;
    position: relative;
}

.sb-link::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 0;
    background: linear-gradient(180deg, #5bc6ed, #2266ed);
    border-radius: 0 2px 2px 0;
    transition: height 0.3s;
}

.sb-link:hover {
    color: #2266ed;
    background: #f8fafe;
}

.sb-link:hover::before {
    height: 20px;
}

.sb-link.active {
    color: #2266ed;
    font-weight: 600;
    background: #f0f6ff;
}

.sb-link.active::before {
    height: 24px;
}

.sb-contact {
    padding: 20px;
    background: #f8fafe;
    text-align: center;
    border-top: 1px solid #e8ecf1;
}

.sb-contact-label {
    font-size: 12px;
    color: #999;
    margin-bottom: 4px;
}

.sb-contact-phone {
    font-size: 20px;
    font-weight: 700;
    color: #2266ed;
    letter-spacing: 1px;
}

/* 右侧主内容区 */
.sb-main {
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.06);
    overflow: hidden;
}

.sb-main-header {
    padding: 20px 24px;
    border-bottom: 1px solid #f0f2f5;
}

.sb-main-title {
    font-size: 18px;
    font-weight: 600;
    color: #333;
    padding-left: 14px;
    border-left: 4px solid;
    border-image: linear-gradient(180deg, #5bc6ed, #2266ed) 1;
}

/* ==========================================
   产品服务列表 (products) - 右侧一行一个
   ========================================== */

.prod-list {
    padding: 10px 0;
}

.prod-item {
    display: flex;
    padding: 24px;
    gap: 24px;
    text-decoration: none;
    color: inherit;
    transition: all 0.3s;
    border-bottom: 1px solid #f5f7fa;
}

.prod-item:last-child {
    border-bottom: none;
}

.prod-item:hover {
    background: #f8fafe;
}

.prod-item-img {
    width: 200px;
    min-width: 200px;
    height: 140px;
    border-radius: 6px;
    overflow: hidden;
    background: #e2ebf8;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.prod-item-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.prod-item-placeholder {
    font-size: 22px;
    font-weight: 700;
    color: rgba(91,198,237,0.3);
    letter-spacing: 4px;
}

.prod-item-body {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.prod-item-name {
    font-size: 17px;
    font-weight: 600;
    color: #333;
    margin-bottom: 10px;
    transition: color 0.3s;
}

.prod-item:hover .prod-item-name {
    color: #2266ed;
}

.prod-item-desc {
    font-size: 13px;
    color: #888;
    line-height: 1.8;
    margin-bottom: 14px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.prod-item-more {
    font-size: 13px;
    color: #5bc6ed;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    transition: all 0.3s;
}

.prod-item:hover .prod-item-more {
    color: #2266ed;
    gap: 8px;
}

/* ==========================================
   检测案例 (case) - 3列网格上图下文
   ========================================== */

.case-section-header {
    text-align: center;
    margin-bottom: 36px;
}

.case-section-title {
    font-size: 36px;
    font-weight: 700;
    color: #333;
    margin-bottom: 8px;
    display: inline-block;
    position: relative;
}

.case-section-title::after {
    content: '';
    position: absolute;
    bottom: -6px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 3px;
    background: linear-gradient(90deg, #5bc6ed, #2266ed);
    border-radius: 2px;
}

.case-section-subtitle {
    font-size: 14px;
    color: #999;
    margin-top: 14px;
}

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

.case-card {
    background: #fff;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0,0,0,0.06);
    transition: all 0.3s;
    text-decoration: none;
    color: inherit;
}

.case-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 28px rgba(34,102,237,0.12);
}

.case-card-img {
    height: 200px;
    overflow: hidden;
    position: relative;
    background: #e2ebf8;
    display: flex;
    align-items: center;
    justify-content: center;
}

.case-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s;
}

.case-card:hover .case-card-img img {
    transform: scale(1.05);
}

.case-card-placeholder {
    font-size: 28px;
    font-weight: 700;
    color: rgba(91,198,237,0.25);
    letter-spacing: 6px;
}

.case-card-tag {
    position: absolute;
    top: 12px;
    left: 12px;
    padding: 4px 12px;
    font-size: 12px;
    color: #fff;
    background: linear-gradient(135deg, #5bc6ed, #2266ed);
    border-radius: 3px;
    z-index: 1;
}

.case-card-body {
    padding: 18px 20px 20px;
}

.case-card-name {
    font-size: 15px;
    font-weight: 600;
    color: #333;
    margin-bottom: 8px;
    transition: color 0.3s;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    line-height: 1.5;
}

.case-card:hover .case-card-name {
    color: #2266ed;
}

.case-card-desc {
    font-size: 13px;
    color: #999;
    line-height: 1.7;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ==========================================
   检测资质 (zizhi)
   ========================================== */

/* 资质概览 */
.zz-overview {
    display: flex;
    align-items: flex-start;
    gap: 24px;
    background: #fff;
    border-radius: 10px;
    padding: 32px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.06);
}

.zz-overview-icon {
    width: 64px;
    min-width: 64px;
    height: 64px;
    border-radius: 12px;
    background: linear-gradient(135deg, rgba(91,198,237,0.1), rgba(34,102,237,0.1));
    display: flex;
    align-items: center;
    justify-content: center;
}

.zz-overview-icon svg {
    width: 36px;
    height: 36px;
}

.zz-overview-text h2 {
    font-size: 20px;
    font-weight: 600;
    color: #333;
    margin-bottom: 10px;
    padding-left: 14px;
    border-left: 4px solid;
    border-image: linear-gradient(180deg, #5bc6ed, #2266ed) 1;
}

.zz-overview-text p {
    font-size: 14px;
    color: #777;
    line-height: 1.9;
}

/* 资质区块标题 */
.zz-section-header {
    text-align: center;
    margin-bottom: 36px;
}

.zz-section-title {
    font-size: 36px;
    font-weight: 700;
    color: #333;
    margin-bottom: 8px;
    display: inline-block;
    position: relative;
}

.zz-section-title::after {
    content: '';
    position: absolute;
    bottom: -6px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 3px;
    background: linear-gradient(90deg, #5bc6ed, #2266ed);
    border-radius: 2px;
}

.zz-section-subtitle {
    font-size: 14px;
    color: #999;
    margin-top: 14px;
}

/* 资质证书网格 */
.zz-cert-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.zz-cert-item {
    background: #fff;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0,0,0,0.06);
    transition: all 0.3s;
    cursor: pointer;
}

.zz-cert-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 28px rgba(34,102,237,0.12);
}

.zz-cert-img {
    height: 400px;
    overflow: hidden;
    position: relative;
    background: #e2ebf8;
    display: flex;
    align-items: center;
    justify-content: center;
}

.zz-cert-img img {
    width: 100%;
    /* height: 100%;
    object-fit: cover; */
    transition: transform 0.4s;
}

.zz-cert-item:hover .zz-cert-img img {
    transform: scale(1.05);
}

.zz-cert-actions {
    position: absolute;
    inset: 0;
    background: rgba(34,102,237,0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    opacity: 0;
    transition: opacity 0.3s;
}

.zz-cert-item:hover .zz-cert-actions {
    opacity: 1;
}

.zz-cert-zoom,
.zz-cert-detail {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: rgba(255,255,255,0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    color: #2266ed;
    transition: all 0.3s;
    cursor: pointer;
    border: none;
    text-decoration: none;
    line-height: 1;
}

.zz-cert-zoom:hover,
.zz-cert-detail:hover {
    background: #fff;
    transform: scale(1.1);
}

.zz-cert-name {
    font-size: 15px;
    font-weight: 600;
    color: #333;
    padding: 14px 16px 6px;
    transition: color 0.3s;
}

.zz-cert-item:hover .zz-cert-name {
    color: #2266ed;
}

.zz-cert-desc {
    font-size: 12px;
    color: #999;
    padding: 0 16px 14px;
    line-height: 1.6;
}

/* 证书灯箱 */
.zz-lightbox {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: none;
    align-items: center;
    justify-content: center;
}

.zz-lightbox.active {
    display: flex;
}

.zz-lightbox-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,0.7);
}

.zz-lightbox-content {
    position: relative;
    max-width: 90vw;
    max-height: 90vh;
}

.zz-lightbox-close {
    position: absolute;
    top: -40px;
    right: 0;
    width: 36px;
    height: 36px;
    border: none;
    background: rgba(255,255,255,0.8);
    border-radius: 50%;
    font-size: 24px;
    color: #333;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
    transition: background 0.3s;
}

.zz-lightbox-close:hover {
    background: #fff;
}

.zz-lightbox-img {
    max-width: 90vw;
    max-height: 85vh;
    border-radius: 6px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.3);
}

/* ==========================================
   产品服务 (products) - 旧卡片样式保留
   ========================================== */

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

.product-card {
    background: #fff;
    border-radius: 10px;
    padding: 36px 28px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.06);
    transition: all 0.4s;
    text-decoration: none;
    color: inherit;
    position: relative;
    overflow: hidden;
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #5bc6ed, #2266ed);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s;
}

.product-card:hover::before {
    transform: scaleX(1);
}

.product-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 36px rgba(34,102,237,0.14);
}

.product-card-icon {
    width: 64px;
    height: 64px;
    margin-bottom: 20px;
    border-radius: 12px;
    background: linear-gradient(135deg, rgba(91,198,237,0.1), rgba(34,102,237,0.1));
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-card-icon svg {
    width: 32px;
    height: 32px;
}

.product-card-title {
    font-size: 18px;
    font-weight: 600;
    color: #333;
    margin-bottom: 10px;
    transition: color 0.3s;
}

.product-card:hover .product-card-title {
    color: #2266ed;
}

.product-card-desc {
    font-size: 14px;
    color: #888;
    line-height: 1.7;
    margin-bottom: 16px;
}

.product-card-link {
    font-size: 13px;
    color: #5bc6ed;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    transition: gap 0.3s, color 0.3s;
}

.product-card:hover .product-card-link {
    gap: 8px;
    color: #2266ed;
}

/* 产品详情页 */
.product-detail-header {
    text-align: center;
    margin-bottom: 36px;
    padding-bottom: 30px;
    border-bottom: 1px solid #f0f2f5;
}

.product-detail-icon {
    margin-bottom: 16px;
}

.product-detail-title {
    font-size: 28px;
    font-weight: 700;
    color: #333;
    margin-bottom: 12px;
}

.product-detail-subtitle {
    font-size: 15px;
    color: #888;
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.7;
}

.product-service-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin: 20px 0 30px;
}

.product-service-item {
    background: #f8faff;
    border-radius: 8px;
    padding: 20px;
    border-left: 3px solid;
    border-image: linear-gradient(180deg, #5bc6ed, #2266ed) 1;
}

.product-service-item h4 {
    font-size: 15px;
    font-weight: 600;
    color: #333;
    margin-bottom: 8px;
}

.product-service-item p {
    font-size: 13px;
    color: #888;
    line-height: 1.7;
}

.product-advantages {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin: 20px 0;
}

.product-advantage-item {
    display: flex;
    gap: 14px;
    align-items: flex-start;
    padding: 16px;
    background: #fafcff;
    border-radius: 8px;
}

.advantage-num {
    font-size: 28px;
    font-weight: 800;
    color: #e0e8f5;
    line-height: 1;
    min-width: 40px;
}

.product-advantage-item h4 {
    font-size: 15px;
    font-weight: 600;
    color: #333;
    margin-bottom: 4px;
}

.product-advantage-item p {
    font-size: 13px;
    color: #888;
    line-height: 1.6;
}

/* ==========================================
   响应式补充
   ========================================== */

@media (max-width: 1024px) {
    .detail-layout {
        grid-template-columns: 1fr;
    }

    .detail-sidebar {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }

    .about-intro {
        grid-template-columns: 1fr;
        gap: 24px;
    }

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

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

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

    .product-service-grid,
    .product-advantages {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .news-item {
        flex-direction: column;
    }

    .news-item-img {
        width: 100%;
        min-height: 180px;
        max-height: 200px;
    }

    .news-tabs {
        flex-wrap: wrap;
        gap: 8px;
    }

    .news-tab {
        padding: 6px 16px;
        font-size: 13px;
    }

    .detail-main {
        padding: 20px;
    }

    .detail-title {
        font-size: 20px;
    }

    .sidebar-layout {
        grid-template-columns: 1fr;
    }

    .sidebar {
        position: static;
    }

    .sb-nav {
        display: flex;
        flex-wrap: wrap;
        gap: 0;
        padding: 0;
    }

    .sb-nav li {
        border-bottom: none;
    }

    .sb-link {
        padding: 10px 16px;
        font-size: 13px;
    }

    .sb-link::before {
        display: none;
    }

    .zz-cert-grid {
        grid-template-columns: 1fr;
    }

    .zz-overview {
        flex-direction: column;
        padding: 20px;
    }

    .prod-item {
        flex-direction: column;
    }

    .prod-item-img {
        width: 100%;
        min-width: auto;
        height: 160px;
    }

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

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

    .detail-sidebar {
        grid-template-columns: 1fr;
    }

    .detail-nav {
        flex-direction: column;
        gap: 12px;
    }

    .filter-wrapper {
        flex-direction: column;
        align-items: flex-start;
    }
}

@media (max-width: 480px) {
    .news-item-body {
        padding: 16px;
    }

    .news-item-title {
        font-size: 16px;
    }

    .product-card {
        padding: 24px 18px;
    }

    .product-detail-title {
        font-size: 22px;
    }
}

/* ==========================================
   产品服务页面 (products) - 特色卡片画廊布局
   ========================================== */
.prod-gallery {
    background: linear-gradient(180deg, #f8fafc 0%, #ffffff 100%);
    padding: 60px 0;
}

.prod-main {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
}

.prod-header {
    text-align: center;
    margin-bottom: 30px;
}

.prod-badge {
    display: inline-block;
    font-size: 12px;
    font-weight: 600;
    color: #5bc6ed;
    letter-spacing: 3px;
    text-transform: uppercase;
    background: rgba(91, 198, 237, 0.1);
    padding: 8px 20px;
    border-radius: 20px;
    margin-bottom: 16px;
}

.prod-title {
    font-size: 36px;
    font-weight: 700;
    color: #223a5e;
    margin-bottom: 16px;
    position: relative;
}

.prod-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, #5bc6ed, #2266ed);
    border-radius: 2px;
}

.prod-desc {
    font-size: 16px;
    color: #888;
    max-width: 600px;
    margin: 20px auto 0;
    line-height: 1.8;
}

.prod-divider {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-bottom: 50px;
}

.prod-div-line {
    width: 80px;
    height: 1px;
    background: linear-gradient(90deg, transparent, #ddd, transparent);
}

.prod-div-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: linear-gradient(135deg, #5bc6ed, #2266ed);
    box-shadow: 0 0 12px rgba(91, 198, 237, 0.5);
}

.prod-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

@media (max-width: 1200px) {
    .prod-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 28px;
    }
}

@media (max-width: 768px) {
    .prod-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .prod-title {
        font-size: 28px;
    }
}

.prod-card {
    position: relative;
}

.prod-card-link {
    text-decoration: none;
    color: inherit;
    display: block;
}

.prod-card-inner {
    position: relative;
    background: #fff;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.prod-card:hover .prod-card-inner {
    transform: translateY(-12px);
    box-shadow: 0 20px 48px rgba(34, 102, 237, 0.18);
}

/* 图片区域 */
.prod-img-wrapper {
    position: relative;
    overflow: hidden;
}

.prod-img {
    position: relative;
    height: 220px;
}

.prod-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.prod-card:hover .prod-img img {
    transform: scale(1.1);
}

.prod-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(91, 198, 237, 0.9), rgba(34, 102, 237, 0.9));
    opacity: 0;
    transition: opacity 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: center;
    justify-content: center;
}

.prod-card:hover .prod-overlay {
    opacity: 1;
}

.prod-overlay-content {
    transform: translateY(20px);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.prod-card:hover .prod-overlay-content {
    transform: translateY(0);
}

.prod-overlay-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    backdrop-filter: blur(10px);
}

.prod-overlay-icon svg {
    width: 24px;
    height: 24px;
}

.prod-tag {
    position: absolute;
    top: 16px;
    right: 16px;
    background: linear-gradient(135deg, #5bc6ed, #2266ed);
    padding: 6px 14px;
    border-radius: 20px;
}

.prod-tag-text {
    font-size: 11px;
    font-weight: 600;
    color: #fff;
    letter-spacing: 1px;
}

/* 内容区域 */
.prod-content {
    padding: 28px;
    position: relative;
}

.prod-number {
    position: absolute;
    top: 28px;
    right: 28px;
    font-size: 48px;
    font-weight: 800;
    color: rgba(91, 198, 237, 0.1);
    line-height: 1;
    transition: all 0.4s;
}

.prod-card:hover .prod-number {
    color: rgba(91, 198, 237, 0.2);
    transform: scale(1.1);
}

.prod-card-title {
    font-size: 20px;
    font-weight: 600;
    color: #223a5e;
    margin-bottom: 12px;
    position: relative;
    padding-right: 30px;
    transition: color 0.3s;
}

.prod-card:hover .prod-card-title {
    color: #2266ed;
}

.prod-card-desc {
    font-size: 14px;
    color: #888;
    line-height: 1.7;
    margin-bottom: 20px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.prod-readmore {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 500;
    color: #5bc6ed;
    transition: all 0.3s;
}

.prod-card:hover .prod-readmore {
    color: #2266ed;
    gap: 12px;
}

.prod-read-arrow svg {
    width: 14px;
    height: 14px;
    transition: transform 0.3s;
}

.prod-card:hover .prod-read-arrow svg {
    transform: translateX(4px);
}

/* 装饰背景 */
.prod-decoration {
    position: absolute;
    top: -50%;
    right: -20%;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(91, 198, 237, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    opacity: 0;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    pointer-events: none;
}

.prod-card:hover .prod-decoration {
    opacity: 1;
    transform: scale(1.2);
}