/* ========================================
   体育科技 - 官网样式表
   ======================================== */

/* ---------- 基础样式 ---------- */
* {
	margin: 0;
	padding: 0;
	box-sizing: border-box;
	font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
}

body {
	color: #2d3748;
	line-height: 1.7;
	background: #f8fafc;
}

a {
	text-decoration: none;
	color: inherit;
	transition: all 0.3s ease;
}

.container {
	width: 90%;
	max-width: 1280px;
	margin: 0 auto;
}

/* ---------- 通用工具类 ---------- */
.text-gradient {
	background: linear-gradient(135deg, #1e3a8a 0%, #10b981 100%);
	-webkit-background-clip: text;
	-webkit-text-fill-color: transparent;
	background-clip: text;
}

.shadow-card {
	box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
	transition: all 0.4s ease;
}

.shadow-card:hover {
	transform: translateY(-8px);
	box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

/* ---------- 导航栏 ---------- */
header {
	background: rgba(255, 255, 255, 0.95);
	backdrop-filter: blur(10px);
	box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
	position: fixed;
	width: 100%;
	top: 0;
	z-index: 1000;
	transition: all 0.3s ease;
}

header.scrolled {
	background: rgba(255, 255, 255, 0.98);
	box-shadow: 0 4px 30px rgba(0, 0, 0, 0.12);
}

.navbar {
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding: 15px 0;
}

.logo {
	display: flex;
	align-items: center;
	font-size: 24px;
	font-weight: bold;
	color: #1e3a8a;
	text-decoration: none;
	transition: all 0.3s ease;
}

.logo:hover {
	transform: scale(1.05);
}

.logo-icon {
	width: 45px;
	height: 45px;
	margin-right: 12px;
	background-image: url(/crossover-website/images/logo.jpg);
	background-size: cover;
	background-position: center;
	border-radius: 50%;
	position: relative;
	display: flex;
	align-items: center;
	justify-content: center;
	box-shadow: 0 4px 15px rgba(30, 58, 138, 0.2);
}

.logo-icon::before {
	content: "";
	position: absolute;
	width: 70%;
	height: 70%;
	border: 2px solid white;
	border-radius: 50%;
}

.logo-icon::after {
	content: "";
	position: absolute;
	width: 90%;
	height: 2px;
	background-color: white;
	transform: rotate(90deg);
}

.logo span {
	color: #10b981;
	font-weight: 700;
}

.nav-links {
	display: flex;
	list-style: none;
	gap: 25px;
}

.nav-links li {
	position: relative;
}

.nav-links a {
	font-weight: 600;
	font-size: 16px;
	color: #475569;
	transition: all 0.3s ease;
	padding: 8px 16px;
	border-radius: 20px;
	position: relative;
}

.nav-links a::before {
	content: '';
	position: absolute;
	bottom: 0;
	left: 50%;
	transform: translateX(-50%);
	width: 0;
	height: 2px;
	background: linear-gradient(90deg, #10b981, #3b82f6);
	transition: width 0.3s ease;
}

.nav-links a:hover {
	color: #10b981;
	background: rgba(16, 185, 129, 0.05);
}

.nav-links a:hover::before {
	width: 60%;
}

.nav-links a.active {
	color: #10b981;
	background: rgba(16, 185, 129, 0.1);
}

.nav-links a.active::before {
	width: 80%;
}

/* 移动端汉堡菜单按钮 */
.menu-toggle {
	display: none;
	flex-direction: column;
	justify-content: space-between;
	width: 30px;
	height: 21px;
	background: transparent;
	border: none;
	cursor: pointer;
	padding: 0;
	position: relative;
	z-index: 1001;
}

.menu-toggle span {
	display: block;
	height: 3px;
	width: 100%;
	background: #1e3a8a;
	border-radius: 3px;
	transition: all 0.3s ease;
	transform-origin: center;
}

.menu-toggle.active span:nth-child(1) {
	transform: rotate(45deg) translate(6px, 6px);
}

.menu-toggle.active span:nth-child(2) {
	opacity: 0;
	transform: scale(0);
}

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

/* 移动端菜单遮罩层 */
.menu-overlay {
	position: fixed;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	background: rgba(0, 0, 0, 0.5);
	z-index: 999;
	opacity: 0;
	visibility: hidden;
	transition: opacity 0.3s ease, visibility 0.3s ease;
}

.menu-overlay.active {
	opacity: 1;
	visibility: visible;
}

/* ---------- 主内容区 ---------- */
main {
	margin-top: 80px;
}

section {
	padding: 80px 0;
}

h2 {
	text-align: center;
	margin-bottom: 50px;
	font-size: 32px;
	color: #1e3a8a;
}

/* ---------- 英雄区域 ---------- */
.hero {
	background: linear-gradient(135deg, #1e3a8a 0%, #10b981 70%, #3b82f6 100%);
	color: white;
	text-align: center;
	padding: 150px 0;
	position: relative;
	overflow: hidden;
}

/* Hero 区域标签图标（替代 Emoji） */
.tag-icon {
	color: rgba(255, 255, 255, 0.9);
	font-size: 20px;
}

/* Hero 描述文字中的运动标签 */
.sport-tag {
	display: inline-flex;
	align-items: center;
	gap: 3px;
	padding: 2px 8px;
	border-radius: 12px;
	white-space: nowrap;
	transition: background 0.3s ease;
}

.sport-tag:hover {
	background: rgba(255, 255, 255, 0.3);
}

.sport-tag i,
.sport-tag .emoji {
	font-size: 14px;
}

.hero::before {
	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"><defs><pattern id="grid" width="20" height="20" patternUnits="userSpaceOnUse"><path d="M 20 0 L 0 0 0 20" fill="none" stroke="rgba(255,255,255,0.03)" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
	opacity: 0.5;
}

.hero h1 {
	font-size: 3.5rem;
	margin-bottom: 25px;
	font-weight: 800;
	letter-spacing: -0.5px;
	position: relative;
	display: inline-block;
}

.hero h1::after {
	content: '';
	position: absolute;
	bottom: -10px;
	left: 50%;
	transform: translateX(-50%);
	width: 100px;
	height: 4px;
	background: linear-gradient(90deg, #ff6b6b, #ffd93d);
	border-radius: 2px;
}

.hero p {
	font-size: 1.3rem;
	margin: 0 auto 40px;
	max-width: 700px;
	line-height: 1.7;
	opacity: 0.95;
	font-weight: 300;
}

.hero .btn {
	margin-top: 30px;
	display: inline-block;
	background: linear-gradient(135deg, #ff6b6b, #ffd93d);
	color: white;
	padding: 15px 40px;
	border-radius: 30px;
	font-weight: 700;
	font-size: 1.1rem;
	transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
	box-shadow: 0 10px 30px rgba(255, 107, 107, 0.3);
	border: none;
	position: relative;
	overflow: hidden;
	z-index: 1;
}

.hero .btn::before {
	content: '';
	position: absolute;
	top: 0;
	left: -100%;
	width: 100%;
	height: 100%;
	background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
	transition: left 0.5s;
	z-index: -1;
}

.hero .btn:hover {
	transform: translateY(-3px);
	box-shadow: 0 15px 40px rgba(255, 107, 107, 0.4);
}

.hero .btn:hover::before {
	left: 100%;
}

/* 产品标签 */
.product-tags {
	display: flex;
	justify-content: center;
	gap: 25px;
	margin-top: 50px;
	flex-wrap: wrap;
}

.tag {
	background: rgba(255, 255, 255, 0.1);
	border: 1px solid rgba(255, 255, 255, 0.2);
	border-radius: 50px;
	padding: 15px 30px;
	display: flex;
	align-items: center;
	gap: 12px;
	transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
	cursor: pointer;
	backdrop-filter: blur(10px);
	position: relative;
	overflow: hidden;
}

.tag::before {
	content: '';
	position: absolute;
	top: 0;
	left: -100%;
	width: 100%;
	height: 100%;
	background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
	transition: left 0.5s;
}

.tag:hover {
	background: rgba(255, 255, 255, 0.2);
	transform: translateY(-5px) scale(1.05);
	box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

.tag:hover::before {
	left: 100%;
}

.tag-icon {
	font-size: 24px;
	-webkit-background-clip: text;
	transition: transform 0.3s ease;
}

.tag:hover .tag-icon {
	transform: scale(1.2) rotate(5deg);
}

.tag-text {
	font-size: 16px;
	font-weight: 500;
}

/* ---------- 产品介绍 ---------- */
.products {
	background-color: #f8fafc;
}

.product-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 30px;
}

.product-card {
	background-color: white;
	border-radius: 8px;
	overflow: hidden;
	box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
	transition: all 0.3s ease;
}

.product-card:hover {
	transform: translateY(-10px);
}

.product-card.hidden {
	display: none;
}

.product-card.visible {
	display: block;
	animation: fadeIn 0.5s ease;
}

.product-img {
	height: 200px;
	background-color: #e2e8f0;
	display: flex;
	align-items: center;
	justify-content: center;
	overflow: hidden;
	position: relative;
}

.product-img img {
	width: 100%;
	height: 100%;
	object-fit: scale-down;
	transition: transform 0.5s ease;
}

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

.product-content {
	padding: 20px;
}

.product-content h3 {
	margin-bottom: 10px;
	color: #1e3a8a;
}

/* 产品选项卡样式 */
.product-tabs {
	display: flex;
	justify-content: center;
	margin-bottom: 40px;
	border-bottom: 2px solid #e2e8f0;
}

.tab-btn {
	background: none;
	border: none;
	padding: 15px 30px;
	font-size: 18px;
	font-weight: 500;
	color: #64748b;
	cursor: pointer;
	transition: all 0.3s ease;
	position: relative;
}

.tab-btn.active {
	color: #10b981;
}

.tab-btn.active::after {
	content: '';
	position: absolute;
	bottom: -2px;
	left: 0;
	width: 100%;
	height: 3px;
	background-color: #10b981;
	border-radius: 2px;
}

.tab-btn:hover {
	color: #10b981;
}

.sub-tabs {
	display: none;
}

.sub-tabs.active {
	display: block;
}

.live-software-tabs,
.qrcode-tabs,
.equipment-tabs {
	width: 90%;
	max-width: 1280px;
	margin: 0 auto;
}

.sub-tab-buttons {
	display: flex;
	justify-content: center;
	margin-bottom: 30px;
	gap: 10px;
	flex-wrap: wrap;
}

.sub-tab-btn {
	background: #f1f5f9;
	border: none;
	padding: 10px 20px;
	border-radius: 25px;
	font-size: 14px;
	font-weight: 500;
	color: #64748b;
	cursor: pointer;
	transition: all 0.3s ease;
}

.sub-tab-btn.active {
	background: #10b981;
	color: white;
}

.sub-tab-btn:hover {
	background: #10b981;
	color: white;
}

.sub-tab-content {
	display: none;
}

.sub-tab-content.active {
	display: grid;
}

/* 下载按钮样式 */
.download-btn {
	display: inline-block;
	background: linear-gradient(135deg, #10b981, #059669);
	color: white;
	padding: 8px 20px;
	border-radius: 6px;
	text-decoration: none;
	font-weight: 600;
	font-size: 14px;
	border: none;
	cursor: pointer;
	transition: all 0.3s ease;
	margin-top: 15px;
	box-shadow: 0 2px 5px rgba(16, 185, 129, 0.3);
}

.download-btn:hover {
	background: linear-gradient(135deg, #059669, #047857);
	transform: translateY(-2px);
	box-shadow: 0 4px 8px rgba(16, 185, 129, 0.4);
}

.download-btn:active {
	transform: translateY(0);
	box-shadow: 0 2px 3px rgba(16, 185, 129, 0.3);
}

@keyframes fadeIn {
	from {
		opacity: 0;
		transform: translateY(20px);
	}

	to {
		opacity: 1;
		transform: translateY(0);
	}
}

/* ---------- 关于我们 ---------- */
.about {
	background: linear-gradient(135deg, #1e3a8a, #10b981);
	padding: 60px 0;
}

.about .section-title {
	text-align: center;
	font-size: 28px;
	color: #fff;
	margin-bottom: 10px;
}

.about .section-subtitle {
	text-align: center;
	color: rgba(255, 255, 255, 0.8);
	margin-bottom: 40px;
	font-size: 16px;
}

.about-text {
	line-height: 1.8;
	color: white;
	font-size: 17px;
	text-align: justify;
}

.about-text p {
	margin-bottom: 12px;
}

.about-text .highlight {
	color: #FF9800;
	font-weight: 600;
}

/* ---------- 用户案例 ---------- */
.cases {
	background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
	padding: 80px 0;
}

.cases .section-subtitle {
	text-align: center;
	color: #64748b;
	margin-bottom: 50px;
	font-size: 18px;
}

.case-group {
	margin-bottom: 45px;
}

.case-group:last-of-type {
	margin-bottom: 30px;
}

.case-group-title {
	justify-content: space-between;
	font-size: 22px;
	font-weight: 700;
	color: #1e3a8a;
	margin-bottom: 20px;
	padding-left: 5px;
}

.case-group-title i {
	color: #10b981;
}

.case-more {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	font-size: 14px;
	font-weight: 600;
	color: #10b981;
	padding: 6px 16px;
	border: 2px solid #10b981;
	border-radius: 20px;
	transition: all 0.3s ease;
	margin-left:30px
}

.case-more i {
	font-size: 12px;
	color: #10b981;
	transition: transform 0.3s ease;
}

.case-more:hover {
	background: #10b981;
	color: white;
}

.case-more:hover i {
	color: white;
	transform: translateX(3px);
}

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

.case-card {
	background: white;
	border-radius: 12px;
	overflow: hidden;
	box-shadow: 0 6px 20px rgba(0, 0, 0, 0.08);
	transition: all 0.4s ease;
}

.case-card:hover {
	transform: translateY(-6px);
	box-shadow: 0 14px 35px rgba(0, 0, 0, 0.15);
}

.case-img {
	width: 100%;
	aspect-ratio: 16 / 9;
	overflow: hidden;
	background: #e2e8f0;
	position: relative;
}

.case-img img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	transition: transform 0.5s ease;
}

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

/* 图片加载失败时的占位样式 */
.case-img::after {
	content: '\f03e';
	font-family: 'Font Awesome 6 Free';
	font-weight: 900;
	position: absolute;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%);
	font-size: 40px;
	color: #cbd5e1;
	opacity: 0;
	transition: opacity 0.3s;
}

.case-img img[src*="cases/"] {
	min-height: 100px;
}

.case-info {
	padding: 14px 18px;
	display: flex;
	align-items: center;
	gap: 10px;
}

.case-tag {
	background: linear-gradient(135deg, #10b981, #3b82f6);
	color: white;
	padding: 3px 12px;
	border-radius: 20px;
	font-size: 12px;
	font-weight: 600;
	white-space: nowrap;
}

.case-desc {
	color: #64748b;
	font-size: 14px;
}

/* 案例底部 CTA */
.case-cta {
	text-align: center;
	margin-top: 40px;
	padding-top: 30px;
	border-top: 1px solid rgba(0, 0, 0, 0.08);
}

.case-cta p {
	font-size: 18px;
	color: #475569;
	margin-bottom: 18px;
	font-weight: 500;
}

.case-cta .btn {
	display: inline-block;
	background: linear-gradient(135deg, #10b981, #3b82f6);
	color: white;
	padding: 14px 36px;
	border-radius: 30px;
	font-weight: 700;
	font-size: 16px;
	box-shadow: 0 6px 20px rgba(16, 185, 129, 0.3);
	transition: all 0.3s ease;
}

.case-cta .btn:hover {
	transform: translateY(-3px);
	box-shadow: 0 10px 30px rgba(16, 185, 129, 0.4);
}

/* ---------- 解决方案 ---------- */
.solutions {
	background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
	padding: 80px 0;
}

.solutions .section-title {
	text-align: center;
	color: #1e3a8a;
	font-size: 2.5rem;
	margin-bottom: 10px;
	font-weight: 700;
}

.solutions .section-title::after {
	content: '';
	display: block;
	width: 80px;
	height: 4px;
	background: linear-gradient(90deg, #10b981, #3b82f6);
	margin: 20px auto 0;
	border-radius: 2px;
}

.solutions .section-subtitle {
	text-align: center;
	color: #64748b;
	margin-bottom: 60px;
	font-size: 18px;
	max-width: 600px;
	margin-left: auto;
	margin-right: auto;
}

.solutions-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
	gap: 30px;
}

.solution-card {
	background: white;
	border-radius: 16px;
	padding: 35px 25px;
	text-align: center;
	box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
	transition: all 0.4s ease;
	position: relative;
	overflow: hidden;
}

.solution-card::before {
	content: '';
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	height: 4px;
	background: linear-gradient(90deg, #10b981, #3b82f6);
}

.solution-card:hover {
	transform: translateY(-10px);
	box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.solution-icon {
	width: 70px;
	height: 70px;
	margin: 0 auto 20px;
	background: linear-gradient(135deg, #1e3a8a 0%, #10b981 100%);
	border-radius: 50%;
	display: flex;
	align-items: center;
	justify-content: center;
	color: white;
	font-size: 28px;
}

.solution-card h3 {
	color: #1e3a8a;
	font-size: 20px;
	margin-bottom: 12px;
	font-weight: 600;
}

.solution-card p {
	color: #64748b;
	font-size: 14px;
	line-height: 1.7;
	margin-bottom: 15px;
}

.solution-tags {
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	gap: 8px;
}

.solution-tag {
	background: rgba(16, 185, 129, 0.1);
	color: #10b981;
	padding: 4px 12px;
	border-radius: 20px;
	font-size: 12px;
	font-weight: 500;
}

/* ---------- 产品下载 ---------- */
.downloads {
	background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
	padding: 100px 0;
	text-align: center;
}

.downloads .container h2 {
	color: #1e3a8a;
	font-size: 2.5rem;
	margin-bottom: 10px;
	font-weight: 700;
}

.downloads .container h2::after {
	content: '';
	display: block;
	width: 80px;
	height: 4px;
	background: linear-gradient(90deg, #10b981, #3b82f6);
	margin: 20px auto 0;
	border-radius: 2px;
}

.download-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
	gap: 30px;
	margin-top: 50px;
}

.download-card {
	background: white;
	border-radius: 15px;
	padding: 35px 25px;
	box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
	transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
	border: 1px solid rgba(255, 255, 255, 0.2);
	position: relative;
	overflow: hidden;
}

.download-card::before {
	content: '';
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	height: 4px;
	background: linear-gradient(90deg, #10b981, #3b82f6);
}

.download-card:hover {
	transform: translateY(-10px) scale(1.02);
	box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.download-icon {
	font-size: 40px;
	margin-bottom: 20px;
	width: 70px;
	height: 70px;
	background: linear-gradient(135deg, #10b981, #3b82f6);
	border-radius: 50%;
	display: flex;
	align-items: center;
	justify-content: center;
	color: white;
	margin-left: auto;
	margin-right: auto;
	transition: all 0.3s ease;
}

.download-card:hover .download-icon {
	transform: scale(1.1) rotate(5deg);
}

.download-card h3 {
	color: #1e3a8a;
	font-size: 1.4rem;
	margin-bottom: 10px;
	transition: color 0.3s;
}

.download-card:hover h3 {
	color: #10b981;
}

.download-card p {
	color: #64748b;
	margin-bottom: 25px;
	font-size: 14px;
}

.download-card .btn {
	background: linear-gradient(135deg, #10b981, #3b82f6);
	color: white;
	border: none;
	padding: 12px 30px;
	border-radius: 25px;
	font-weight: 600;
	text-decoration: none;
	display: inline-block;
	transition: all 0.3s ease;
	box-shadow: 0 4px 15px rgba(16, 185, 129, 0.3);
}

.download-card .btn:hover {
	transform: translateY(-2px);
	box-shadow: 0 6px 20px rgba(16, 185, 129, 0.4);
	background: linear-gradient(135deg, #3b82f6, #10b981);
}

/* ---------- 精选文章 ---------- */
.articles {
	background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
	padding: 80px 0;
}

.articles .container h2 {
	text-align: center;
	color: #1e3a8a;
	font-size: 2.5rem;
	margin-bottom: 10px;
	font-weight: 700;
}

.articles .container h2::after {
	content: '';
	display: block;
	width: 80px;
	height: 4px;
	background: linear-gradient(90deg, #10b981, #3b82f6);
	margin: 20px auto 0;
	border-radius: 2px;
}

.article-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
	gap: 30px;
	margin-top: 50px;
}

.article-card {
	background: white;
	border-radius: 15px;
	overflow: hidden;
	box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
	transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
	border: 1px solid rgba(255, 255, 255, 0.2);
	position: relative;
}

.article-card::before {
	content: '';
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	height: 4px;
	background: linear-gradient(90deg, #10b981, #3b82f6);
}

.article-card:hover {
	transform: translateY(-10px) scale(1.02);
	box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.article-image {
	width: 100%;
	height: 200px;
	object-fit: cover;
	border-bottom: 1px solid #e2e8f0;
}

.article-content {
	padding: 25px;
}

.article-meta {
	display: flex;
	justify-content: space-between;
	align-items: center;
	margin-bottom: 15px;
}

.article-category {
	background: linear-gradient(135deg, #10b981, #3b82f6);
	color: white;
	padding: 4px 12px;
	border-radius: 20px;
	font-size: 12px;
	font-weight: 600;
}

.article-category.version-update {
	background: linear-gradient(135deg, #f59e0b, #ef4444);
}

.article-date {
	color: #64748b;
	font-size: 12px;
	font-weight: 500;
}

.article-card h3 {
	color: #1e3a8a;
	font-size: 1.3rem;
	margin-bottom: 12px;
	line-height: 1.4;
	transition: color 0.3s;
}

.article-card:hover h3 {
	color: #10b981;
}

.article-card p {
	color: #64748b;
	margin-bottom: 20px;
	font-size: 14px;
	line-height: 1.6;
}

.article-link {
	color: #10b981;
	text-decoration: none;
	font-weight: 600;
	display: inline-flex;
	align-items: center;
	gap: 5px;
	padding: 8px 16px;
	border: 2px solid #10b981;
	border-radius: 25px;
	transition: all 0.3s ease;
}

.article-link:hover {
	background: #10b981;
	color: white;
	transform: translateX(5px);
}

.article-link::after {
	content: "\2192";
	transition: transform 0.3s;
}

.article-link:hover::after {
	transform: translateX(3px);
}

/* ---------- 数据见证 ---------- */
.stats {
	background: linear-gradient(135deg, #1e3a8a, #10b981);
	padding: 60px 0;
}

.stats .section-title {
	color: #fff;
	font-size: 28px;
	margin-bottom: 10px;
	text-align: center;
}

.stats .section-subtitle {
	color: rgba(255, 255, 255, 0.8);
	margin-bottom: 40px;
	font-size: 16px;
	text-align: center;
}

.stats-grid {
	display: flex;
	justify-content: center;
	gap: 60px;
	flex-wrap: wrap;
}

.stat-item {
	text-align: center;
}

.stat-number {
	font-size: 48px;
	font-weight: 800;
	color: #ffd700;
	line-height: 1;
}

.stat-label {
	color: rgba(255, 255, 255, 0.9);
	font-size: 16px;
	margin-top: 10px;
}

/* ---------- 合作伙伴 ---------- */
.partners {
	background: #f8fafc;
	padding: 60px 0;
}

.partners .section-title {
	text-align: center;
	font-size: 28px;
	color: #1e3a8a;
	margin-bottom: 10px;
}

.partners .section-subtitle {
	text-align: center;
	color: #64748b;
	margin-bottom: 40px;
	font-size: 16px;
}

.partners-grid {
	display: flex;
	justify-content: center;
	flex-wrap: wrap;
	gap: 30px;
}

.partner-item {
	background: #fff;
	padding: 25px 40px;
	border-radius: 12px;
	box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
	transition: all 0.3s ease;
}

.partner-item:hover {
	transform: translateY(-5px);
	box-shadow: 0 8px 25px rgba(0, 0, 0, 0.12);
}

.partner-item span {
	font-size: 16px;
	color: #64748b;
	font-weight: 600;
}

/* ---------- FAQ ---------- */
.faq {
	background: #f8fafc;
	padding: 80px 0;
}

.faq .section-title {
	text-align: center;
	color: #1e3a8a;
	font-size: 2.5rem;
	margin-bottom: 10px;
	font-weight: 700;
}

.faq .section-title::after {
	content: '';
	display: block;
	width: 80px;
	height: 4px;
	background: linear-gradient(90deg, #10b981, #3b82f6);
	margin: 20px auto 0;
	border-radius: 2px;
}

.faq .section-subtitle {
	text-align: center;
	color: #64748b;
	margin-bottom: 50px;
	font-size: 18px;
}

.faq-list {
	max-width: 800px;
	margin: 0 auto;
}

.faq-item {
	background: white;
	border-radius: 12px;
	margin-bottom: 15px;
	box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
	overflow: hidden;
	transition: all 0.3s ease;
}

.faq-item:hover {
	box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.faq-question {
	padding: 20px 25px;
	cursor: pointer;
	display: flex;
	justify-content: space-between;
	align-items: center;
	font-weight: 600;
	color: #1e3a8a;
	font-size: 16px;
	transition: color 0.3s;
	user-select: none;
}

.faq-question:hover {
	color: #10b981;
}

.faq-question i {
	transition: transform 0.3s ease;
	color: #10b981;
	font-size: 14px;
	flex-shrink: 0;
	margin-left: 15px;
}

.faq-item.active .faq-question i {
	transform: rotate(180deg);
}

.faq-answer {
	max-height: 0;
	overflow: hidden;
	transition: max-height 0.4s ease;
}

.faq-item.active .faq-answer {
	max-height: 300px;
}

.faq-answer-inner {
	padding: 0 25px 20px;
	color: #64748b;
	line-height: 1.8;
	font-size: 15px;
}

.faq-learn-more {
	display: inline-block;
	margin: 0 25px 18px;
	padding: 6px 18px;
	background: linear-gradient(135deg, #2563eb, #1d4ed8);
	color: #fff;
	font-size: 13px;
	border-radius: 20px;
	text-decoration: none;
	transition: all 0.3s ease;
}

.faq-learn-more:hover {
	background: linear-gradient(135deg, #1d4ed8, #1e40af);
	transform: translateX(4px);
	box-shadow: 0 2px 8px rgba(37, 99, 235, 0.3);
}

.faq-learn-more i {
	font-size: 11px;
	margin-left: 4px;
	transition: transform 0.3s ease;
}

.faq-learn-more:hover i {
	transform: translateX(3px);
}

/* ---------- 联系我们 ---------- */
.contact {
	background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
	padding: 100px 0;
}

.contact-subtitle {
	text-align: center;
	font-size: 18px;
	color: #64748b;
	margin-bottom: 60px;
	max-width: 600px;
	margin-left: auto;
	margin-right: auto;
}

.contact-content {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
	gap: 40px;
	margin-bottom: 80px;
}

.contact-card {
	background: white;
	border-radius: 16px;
	padding: 40px 30px;
	text-align: center;
	box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
	transition: all 0.4s ease;
	display: flex;
	flex-direction: column;
	align-items: center;
}

.contact-card:hover {
	transform: translateY(-10px);
	box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.contact-icon {
	width: 80px;
	height: 80px;
	margin-bottom: 20px;
	background: linear-gradient(135deg, #10b981 0%, #059669 100%);
	border-radius: 50%;
	display: flex;
	align-items: center;
	justify-content: center;
	color: white;
	font-size: 32px;
}

.contact-card h3 {
	color: #1e3a8a;
	font-size: 22px;
	margin-bottom: 15px;
	font-weight: 600;
}

.contact-phone {
	font-size: 24px;
	font-weight: bold;
	color: #10b981;
	margin-bottom: 10px;
	letter-spacing: 1px;
}

.contact-phone a {
	color: inherit;
	text-decoration: none;
}

.contact-time {
	color: #64748b;
	font-size: 14px;
}

.qrcode-container {
	display: flex;
	flex-direction: column;
	align-items: center;
	margin-top: 10px;
}

.qrcode {
	width: 180px;
	height: 180px;
	background-color: white;
	border-radius: 12px;
	display: flex;
	align-items: center;
	justify-content: center;
	margin-bottom: 15px;
	border: 1px solid #e2e8f0;
	box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.qrcode img {
	width: 160px;
	height: 160px;
	object-fit: contain;
	border-radius: 8px;
}

.qrcode-note {
	color: #64748b;
	font-size: 14px;
	max-width: 200px;
}

/* 服务特色 */
.service-features {
	text-align: center;
	max-width: 1200px;
	margin: 0 auto;
}

.service-features h3 {
	color: #1e3a8a;
	font-size: 28px;
	margin-bottom: 50px;
	font-weight: 600;
}

.features-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
	gap: 30px;
}

.feature-item {
	background: white;
	border-radius: 12px;
	padding: 30px 20px;
	text-align: center;
	box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
	transition: all 0.3s ease;
}

.feature-item:hover {
	transform: translateY(-5px);
	box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.feature-icon {
	font-size: 24px;
	margin-bottom: 15px;
	width: 60px;
	height: 60px;
	background: linear-gradient(135deg, #1e3a8a 0%, #10b981 100%);
	border-radius: 50%;
	display: flex;
	align-items: center;
	justify-content: center;
	color: white;
	margin: 0 auto 20px;
}

.feature-item h4 {
	color: #1e3a8a;
	font-size: 18px;
	margin-bottom: 10px;
	font-weight: 600;
}

.feature-item p {
	color: #64748b;
	font-size: 14px;
	line-height: 1.6;
}

/* ---------- 页脚 ---------- */
footer {
	background-color: #1e3a8a;
	color: white;
	padding: 40px 0;
	text-align: center;
}

.footer-content {
	display: flex;
	flex-direction: column;
	align-items: center;
}

.footer-logo {
	display: flex;
	align-items: center;
	margin-bottom: 20px;
}

.footer-logo-icon {
	width: 30px;
	height: 30px;
	margin-right: 8px;
	background: white;
	border-radius: 50%;
	position: relative;
	display: flex;
	align-items: center;
	justify-content: center;
}

.footer-logo-icon::before {
	content: "";
	position: absolute;
	width: 70%;
	height: 70%;
	border: 2px solid #1e3a8a;
	border-radius: 50%;
}

.footer-logo-icon::after {
	content: "";
	position: absolute;
	width: 90%;
	height: 2px;
	background-color: #1e3a8a;
	transform: rotate(90deg);
}

.social-links {
	display: flex;
	margin: 20px 0;
}

.social-links a {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 40px;
	height: 40px;
	background-color: rgba(255, 255, 255, 0.1);
	border-radius: 50%;
	margin: 0 10px;
	transition: background-color 0.3s;
}

.social-links a:hover {
	background-color: #10b981;
}

/* ---------- 工具类（替代内联样式） ---------- */
.logo-img {
	width: 40px;
	margin-right: 10px;
}

.highlight-orange {
	color: orange;
	font-weight: bold;
}

.qrcode-product-img {
	width: 50%;
	border-radius: 50%;
}

.download-card .btn {
	margin-top: 15px;
}

/* ---------- 返回顶部按钮 ---------- */
.back-to-top {
	position: fixed;
	bottom: 40px;
	right: 40px;
	width: 50px;
	height: 50px;
	background: linear-gradient(135deg, #10b981, #3b82f6);
	color: white;
	border: none;
	border-radius: 50%;
	cursor: pointer;
	display: flex;
	align-items: center;
	justify-content: center;
	font-size: 20px;
	box-shadow: 0 4px 15px rgba(16, 185, 129, 0.4);
	transition: all 0.3s ease;
	z-index: 998;
	opacity: 0;
	visibility: hidden;
	transform: translateY(20px);
}

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

.back-to-top:hover {
	transform: translateY(-3px);
	box-shadow: 0 6px 20px rgba(16, 185, 129, 0.5);
	background: linear-gradient(135deg, #3b82f6, #10b981);
}

/* ========================================
   响应式设计 - 移动端
   ======================================== */
@media (max-width: 768px) {

	/* 导航栏移动端样式 */
	.navbar {
		position: relative;
		padding: 12px 0;
	}

	.menu-toggle {
		display: flex;
		position: absolute;
		top: 50%;
		right: 20px;
		transform: translateY(-50%);
		z-index: 1001;
	}

	.nav-links {
		position: fixed;
		top: 0;
		left: -100%;
		width: 280px;
		height: 100vh;
		background: rgba(255, 255, 255, 0.98);
		backdrop-filter: blur(20px);
		flex-direction: column;
		justify-content: flex-start;
		align-items: flex-start;
		padding: 80px 30px 30px;
		box-shadow: 10px 0 30px rgba(0, 0, 0, 0.15);
		transition: left 0.4s cubic-bezier(0.23, 1, 0.32, 1);
		z-index: 1000;
		gap: 0;
		overflow-y: auto;
	}

	.nav-links.active {
		left: 0;
	}

	.nav-links::before {
		content: '';
		position: absolute;
		top: 0;
		left: 0;
		right: 0;
		height: 60px;
		background: linear-gradient(135deg, #1e3a8a, #10b981);
		z-index: -1;
	}

	.nav-links li {
		margin: 0;
		width: 100%;
	}

	.nav-links a {
		display: block;
		padding: 15px 20px;
		font-size: 18px;
		font-weight: 600;
		color: #1e293b;
		border-radius: 12px;
		margin: 5px 0;
		transition: all 0.3s ease;
		position: relative;
		border-left: 4px solid transparent;
	}

	.nav-links a:hover,
	.nav-links a.active {
		background: rgba(16, 185, 129, 0.1);
		color: #10b981;
		border-left-color: #10b981;
		transform: translateX(8px);
	}

	.nav-links a::before {
		display: none;
	}

	/* 英雄区域 */
	.hero {
		padding: 100px 0;
	}

	.hero h1 {
		font-size: 36px;
	}

	.hero p {
		font-size: 16px;
	}

	.logo {
		font-size: 20px;
	}

	.logo-icon {
		width: 32px;
		height: 32px;
	}

	.product-tags {
		flex-direction: column;
		align-items: center;
	}

	.tag {
		width: 80%;
		justify-content: center;
	}

	/* 产品区域 */
	.product-tabs {
		flex-direction: row;
		justify-content: flex-start;
		overflow-x: auto;
		-webkit-overflow-scrolling: touch;
		gap: 8px;
		padding-bottom: 10px;
		margin-bottom: 20px;
		border-bottom: none;
	}

	.tab-btn {
		width: auto;
		text-align: center;
		margin-bottom: 0;
		white-space: nowrap;
		padding: 10px 18px;
		font-size: 14px;
		border: 1px solid #e2e8f0;
		border-radius: 20px;
		background: #fff;
	}

	.tab-btn.active {
		background: #10b981;
		color: #fff;
		border-color: #10b981;
	}

	.sub-tab-buttons {
		flex-direction: row;
		flex-wrap: nowrap;
		overflow-x: auto;
		-webkit-overflow-scrolling: touch;
		justify-content: flex-start;
		margin-bottom: 15px;
		padding-bottom: 8px;
	}

	.sub-tab-btn {
		width: auto;
		margin-bottom: 0;
		white-space: nowrap;
		padding: 8px 16px;
		font-size: 13px;
		margin-right: 8px;
		border: 1px solid #e2e8f0;
		border-radius: 15px;
		background: #fff;
	}

	.sub-tab-btn.active {
		background: #1e3a8a;
		color: #fff;
		border-color: #1e3a8a;
	}

	.sub-tabs.active {
		display: flex !important;
		flex-direction: column;
	}

	.product-grid {
		grid-template-columns: 1fr;
		gap: 20px;
	}

	/* 下载区域 */
	.download-grid {
		grid-template-columns: 1fr;
		gap: 20px;
	}

	.downloads .container h2 {
		font-size: 2rem;
	}

	/* 文章区域 */
	.article-grid {
		grid-template-columns: 1fr;
		gap: 20px;
	}

	.articles .container h2 {
		font-size: 2rem;
	}

	/* 联系区域 */
	.contact-content {
		grid-template-columns: 1fr;
		gap: 30px;
	}

	.contact-card {
		padding: 30px 20px;
	}

	.contact-icon {
		width: 60px;
		height: 60px;
		font-size: 24px;
	}

	.contact-phone {
		font-size: 20px;
	}

	.qrcode {
		width: 150px;
		height: 150px;
	}

	.qrcode img {
		width: 130px;
		height: 130px;
	}

	.features-grid {
		grid-template-columns: 1fr;
		gap: 20px;
	}

	/* 解决方案 */
	.solutions .section-title {
		font-size: 2rem;
	}

	.solutions-grid {
		grid-template-columns: 1fr;
		gap: 20px;
	}

	/* 用户案例 */
	.case-grid {
		grid-template-columns: 1fr;
		gap: 16px;
	}

	.case-group-title {
		font-size: 18px;
	}

	/* 数据见证 */
	.stats-grid {
		gap: 30px;
	}

	.stat-number {
		font-size: 36px;
	}

	/* FAQ */
	.faq .section-title {
		font-size: 2rem;
	}

	.faq-question {
		font-size: 15px;
		padding: 18px 20px;
	}

	/* 合作伙伴 */
	.partners-grid {
		gap: 15px;
	}

	.partner-item {
		padding: 18px 25px;
	}

	/* 返回顶部 */
	.back-to-top {
		bottom: 25px;
		right: 25px;
		width: 44px;
		height: 44px;
		font-size: 18px;
	}

	/* 滚动时导航栏样式 */
	header.scrolled {
		background: rgba(255, 255, 255, 0.98);
		box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
	}
}