:root {
  	--primary: #4361ee;
  	--primary-light: #4895ef;
  	--secondary: #3f37c9;
  	--accent: #f72585;
  	--light: #f8f9fa;
  	--light-gray: #e9ecef;
  	--dark: #212529;
  	--text: #495057;
  	--white: #ffffff;
  	--shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
  	--radius: 12px;
  }

  * {
  	margin: 0;
  	padding: 0;
  	box-sizing: border-box;
  }

  body {
  	font-family: 'Inter', sans-serif;
  	background-color: var(--white);
  	color: var(--text);
  	line-height: 1.6;
  	overflow-x: hidden;
  }

  h1,
  h2,
  h3,
  h4,
  h5,
  h6 {
  	color: var(--dark);
  	font-weight: 600;
  }

  /* 导航栏 */
  .navbar {
  	background-color: rgba(255, 255, 255, 0.95);
  	backdrop-filter: blur(10px);
  	box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  	padding: 15px 0;
  	transition: all 0.3s ease;
  }

  .navbar.scrolled {
  	padding: 10px 0;
  	box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
  }

  .navbar-brand {
  	font-weight: 700;
  	font-size: 1.8rem;
  	color: var(--primary) !important;
  	display: flex;
  	align-items: center;
  }

  .navbar-brand i {
  	margin-right: 8px;
  }

  .nav-link {
  	color: var(--dark) !important;
  	font-weight: 500;
  	margin: 0 8px;
  	position: relative;
  	transition: all 0.3s ease;
  }

  .nav-link:hover {
  	color: var(--primary) !important;
  }

  .nav-link::after {
  	content: '';
  	position: absolute;
  	bottom: -5px;
  	left: 0;
  	width: 0;
  	height: 2px;
  	background: var(--primary);
  	transition: width 0.3s ease;
  }

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

  .nav-link.active {
  	color: var(--primary) !important;
  }

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

  /* 主横幅 */
  #hero {
  	min-height: 90vh;
  	display: flex;
  	align-items: center;
  	background: linear-gradient(135deg, #f5f7fa 0%, #e4edf5 100%);
  	position: relative;
  	overflow: hidden;
  	padding-top: 80px;
  }

  .hero-content {
  	position: relative;
  	z-index: 2;
  }

  .hero-title {
  	font-size: 3.5rem;
  	font-weight: 700;
  	margin-bottom: 1.5rem;
  	color: var(--dark);
  	line-height: 1.2;
  }

  .hero-title span {
  	color: var(--primary);
  	position: relative;
  }

  .hero-title span::after {
  	content: '';
  	position: absolute;
  	bottom: 5px;
  	left: 0;
  	width: 100%;
  	height: 8px;
  	background-color: rgba(67, 97, 238, 0.2);
  	z-index: -1;
  }

  .hero-subtitle {
  	font-size: 1.3rem;
  	margin-bottom: 2rem;
  	color: var(--text);
  	max-width: 600px;
  }

  .hero-btns {
  	display: flex;
  	gap: 15px;
  	margin-top: 2rem;
  }

  .btn-primary-custom {
  	background: var(--primary);
  	border: none;
  	color: white;
  	padding: 12px 30px;
  	border-radius: 30px;
  	font-weight: 600;
  	transition: all 0.3s ease;
  	box-shadow: 0 4px 15px rgba(67, 97, 238, 0.3);
  }

  .btn-primary-custom:hover {
  	background: var(--secondary);
  	transform: translateY(-3px);
  	box-shadow: 0 7px 20px rgba(67, 97, 238, 0.4);
  }

  .btn-outline-custom {
  	background: transparent;
  	border: 2px solid var(--primary);
  	color: var(--primary);
  	padding: 12px 30px;
  	border-radius: 30px;
  	font-weight: 600;
  	transition: all 0.3s ease;
  }

  .btn-outline-custom:hover {
  	background: var(--primary);
  	color: white;
  	transform: translateY(-3px);
  	box-shadow: 0 7px 20px rgba(67, 97, 238, 0.3);
  }

  .hero-image {
  	position: relative;
  	text-align: center;
  }

  .hero-image img {
  	max-width: 100%;
  	border-radius: var(--radius);
  	box-shadow: var(--shadow);
  	animation: float 6s ease-in-out infinite;
  }

  @keyframes float {
  	0% {
  		transform: translateY(0px);
  	}

  	50% {
  		transform: translateY(-15px);
  	}

  	100% {
  		transform: translateY(0px);
  	}
  }

  /* 产品展示 */
  .section-padding {
  	padding: 100px 0;
  }

  .section-title {
  	text-align: center;
  	margin-bottom: 4rem;
  }

  .section-title h2 {
  	font-size: 2.5rem;
  	margin-bottom: 1rem;
  	position: relative;
  	display: inline-block;
  }

  .section-title h2::after {
  	content: '';
  	position: absolute;
  	bottom: -10px;
  	left: 50%;
  	transform: translateX(-50%);
  	width: 80px;
  	height: 4px;
  	background: var(--primary);
  	border-radius: 2px;
  }

  .section-title p {
  	font-size: 1.2rem;
  	color: var(--text);
  	max-width: 600px;
  	margin: 0 auto;
  }

  .product-card {
  	background: var(--white);
  	border-radius: var(--radius);
  	overflow: hidden;
  	box-shadow: var(--shadow);
  	transition: all 0.4s ease;
  	height: 100%;
  	margin-bottom: 30px;
  	border: 1px solid var(--light-gray);
  }

  .product-card:hover {
  	transform: translateY(-10px);
  	box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
  }

  .product-img {
  	height: 200px;
  	overflow: hidden;
  	position: relative;
  }

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

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

  .product-content {
  	padding: 25px;
  }

  .product-content h4 {
  	font-size: 1.3rem;
  	margin-bottom: 10px;
  	color: var(--dark);
  }

  .product-content p {
  	color: var(--text);
  	font-size: 0.95rem;
  	margin-bottom: 15px;
  }

  .product-link {
  	color: var(--primary);
  	font-weight: 500;
  	text-decoration: none;
  	display: inline-flex;
  	align-items: center;
  	transition: all 0.3s ease;
  }

  .product-link:hover {
  	color: var(--secondary);
  }

  .product-link i {
  	margin-left: 5px;
  	transition: transform 0.3s ease;
  }

  .product-link:hover i {
  	transform: translateX(5px);
  }

  /* 新闻区域 */
  .news-section {
  	background-color: var(--light);
  }

  .news-card {
  	background: var(--white);
  	border-radius: var(--radius);
  	padding: 25px;
  	box-shadow: var(--shadow);
  	margin-bottom: 25px;
  	transition: all 0.3s ease;
  	border: 1px solid var(--light-gray);
  }

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

  .news-date {
  	background: linear-gradient(135deg, var(--primary), var(--primary-light));
  	color: white;
  	border-radius: 10px;
  	padding: 15px;
  	text-align: center;
  	width: 80px;
  	height: 80px;
  	display: flex;
  	flex-direction: column;
  	justify-content: center;
  	margin-right: 20px;
  }

  .news-date .day {
  	font-size: 1.8rem;
  	font-weight: 700;
  	line-height: 1;
  }

  .news-date .month-year {
  	font-size: 0.8rem;
  	opacity: 0.9;
  }

  .news-content {
  	flex: 1;
  }

  .news-title {
  	font-weight: 600;
  	margin-bottom: 10px;
  	color: var(--dark);
  }

  .news-summary {
  	color: var(--text);
  	font-size: 0.9rem;
  }

  /* 特色区域 */
  .features-section {
  	background: linear-gradient(135deg, #f5f7fa 0%, #e4edf5 100%);
  }

  .feature-card {
  	background: var(--white);
  	border-radius: var(--radius);
  	padding: 30px;
  	text-align: center;
  	box-shadow: var(--shadow);
  	transition: all 0.3s ease;
  	height: 100%;
  	border: 1px solid var(--light-gray);
  }

  .feature-card:hover {
  	transform: translateY(-5px);
  	box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
  }

  .feature-icon {
  	width: 70px;
  	height: 70px;
  	background: rgba(67, 97, 238, 0.1);
  	border-radius: 50%;
  	display: flex;
  	align-items: center;
  	justify-content: center;
  	margin: 0 auto 20px;
  	color: var(--primary);
  	font-size: 1.8rem;
  }

  .feature-card h4 {
  	margin-bottom: 15px;
  	color: var(--dark);
  }

  .feature-card p {
  	color: var(--text);
  }

  /* 行动号召区域 */
  #cta {
  	background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  	color: white;
  	text-align: center;
  }

  .cta-title {
  	font-size: 2.5rem;
  	margin-bottom: 1.5rem;
  	color: white;
  }

  .cta-subtitle {
  	font-size: 1.2rem;
  	margin-bottom: 2.5rem;
  	opacity: 0.9;
  	max-width: 700px;
  	margin-left: auto;
  	margin-right: auto;
  }

  .btn-light-custom {
  	background: white;
  	border: none;
  	color: var(--primary);
  	padding: 12px 30px;
  	border-radius: 30px;
  	font-weight: 600;
  	transition: all 0.3s ease;
  	box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  }

  .btn-light-custom:hover {
  	background: var(--light);
  	transform: translateY(-3px);
  	box-shadow: 0 7px 20px rgba(0, 0, 0, 0.15);
  }

  /* 页脚 */
  footer {
  	background: var(--dark);
  	color: rgba(255, 255, 255, 0.7);
  	padding: 60px 0 30px;
  }

  .footer-logo {
  	font-weight: 700;
  	font-size: 1.8rem;
  	color: white;
  	margin-bottom: 15px;
  }

  .footer-info p {
  	margin-bottom: 10px;
  }

  .footer-links h5 {
  	color: white;
  	margin-bottom: 20px;
  	font-weight: 600;
  }

  .footer-links a {
  	color: rgba(255, 255, 255, 0.7);
  	text-decoration: none;
  	margin-bottom: 10px;
  	display: block;
  	transition: color 0.3s ease;
  }

  .footer-links a:hover {
  	color: white;
  }

  .footer-bottom {
  	text-align: center;
  	padding-top: 30px;
  	margin-top: 30px;
  	border-top: 1px solid rgba(255, 255, 255, 0.1);
  	color: rgba(255, 255, 255, 0.5);
  	font-size: 0.9rem;
  }

  .footer-bottom a {
  	color: rgba(255, 255, 255, 0.7);
  	text-decoration: none;
  }

  .footer-bottom a:hover {
  	color: white;
  }

  /* 响应式调整 */
  @media (max-width: 992px) {
  	.hero-title {
  		font-size: 2.8rem;
  	}
  }

  @media (max-width: 768px) {
  	.hero-title {
  		font-size: 2.3rem;
  	}

  	.hero-subtitle {
  		font-size: 1.1rem;
  	}

  	.hero-btns {
  		flex-direction: column;
  		align-items: flex-start;
  	}

  	.section-title h2 {
  		font-size: 2rem;
  	}

  	.news-card {
  		flex-direction: column;
  		text-align: center;
  	}

  	.news-date {
  		margin-right: 0;
  		margin-bottom: 15px;
  	}
  }

  @media (max-width: 576px) {
  	.hero-title {
  		font-size: 2rem;
  	}

  	.cta-title {
  		font-size: 2rem;
  	}
  }