/* 基础样式 */
:root {
	--primary-color: #2962ff;
	--secondary-color: #00c853;
	--dark-color: #263238;
	--light-color: #f5f7fa;
	--accent-color: #ff6d00;
}

* {
	margin: 0;
	padding: 0;
	box-sizing: border-box;
	font-family: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
}

body {
	background-color: var(--light-color);
	color: var(--dark-color);
	line-height: 1.7;
}

a {
	text-decoration: none;
	color: var(--primary-color);
	transition: all 0.3s ease;
}

a:hover {
	color: var(--accent-color);
}

.container {
	width: 100%;
	max-width: 1200px;
	margin: 0 auto;
	padding: 0 20px;
}

.btn {
	display: inline-block;
	padding: 12px 28px;
	border-radius: 30px;
	font-weight: 600;
	text-align: center;
	cursor: pointer;
	transition: all 0.3s ease;
}

.btn-primary {
	background-color: var(--primary-color);
	color: white;
}

.btn-primary:hover {
	background-color: #0039cb;
	transform: translateY(-2px);
	box-shadow: 0 5px 15px rgba(41, 98, 255, 0.3);
}

.btn-secondary {
	background-color: var(--secondary-color);
	color: white;
}

.btn-secondary:hover {
	background-color: #009624;
	transform: translateY(-2px);
	box-shadow: 0 5px 15px rgba(0, 200, 83, 0.3);
}

.section {
	padding: 80px 0;
}

.section-title {
	text-align: center;
	margin-bottom: 60px;
}

.section-title h2 {
	font-size: 2.5rem;
	color: var(--primary-color);
	margin-bottom: 15px;
	position: relative;
	display: inline-block;
}

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

.section-title p {
	color: #666;
	max-width: 700px;
	margin: 0 auto;
	font-size: 1.1rem;
}

/* 头部样式 */
header {
	background-color: white;
	box-shadow: 0 2px 15px rgba(0, 0, 0, 0.1);
	position: sticky;
	top: 0;
	z-index: 1000;
}

.header-container {
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding: 20px 0;
}

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

.logo img {
	height: 45px;
	margin-right: 12px;
}

.logo-text {
	font-size: 1.5rem;
	font-weight: 700;
	color: var(--primary-color);
}

.logo-text span {
	color: var(--accent-color);
}

nav ul {
	display: flex;
	list-style: none;
}

nav ul li {
	margin-left: 30px;
	position: relative;
}

nav ul li a {
	font-weight: 600;
	color: var(--dark-color);
	padding: 5px 0;
}

nav ul li a::after {
	content: '';
	position: absolute;
	bottom: 0;
	left: 0;
	width: 0;
	height: 2px;
	background-color: var(--accent-color);
	transition: width 0.3s ease;
}

nav ul li a:hover::after {
	width: 100%;
}

.mobile-menu-btn {
	display: none;
	font-size: 24px;
	cursor: pointer;
	color: var(--dark-color);
}

/* 英雄区域 */
.hero {
	background: url('../images/b4703c62-2715-4861-8f85-87740caf6077.jpg') no-repeat center center;
	background-size: cover;
	color: white;
	padding: 120px 0;
	position: relative;
}

.hero::before {
	content: '';
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	bottom: 0;
	background: rgba(0, 0, 0, 0.6);
}

.hero-content {
	position: relative;
	z-index: 1;
	max-width: 800px;
	margin: 0 auto;
	text-align: center;
}

.hero h1 {
	font-size: 3rem;
	margin-bottom: 25px;
	line-height: 1.2;
}

.hero p {
	font-size: 1.2rem;
	margin-bottom: 40px;
	opacity: 0.9;
}

.hero-buttons {
	display: flex;
	justify-content: center;
	gap: 20px;
	flex-wrap: wrap;
}

/* 优势区域 */
.advantages {
	background-color: white;
}

.advantages-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
	gap: 40px;
}

.advantage-card {
	background-color: var(--light-color);
	border-radius: 12px;
	overflow: hidden;
	box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
	transition: all 0.3s ease;
}

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

.advantage-img {
	height: 200px;
	overflow: hidden;
}

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

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

.advantage-content {
	padding: 25px;
}

.advantage-content h3 {
	font-size: 1.5rem;
	margin-bottom: 15px;
	color: var(--primary-color);
}

.advantage-content p {
	color: #666;
	margin-bottom: 20px;
}

/* 推广流程 */
.process {
	background-color: var(--light-color);
}

.process-steps {
	display: flex;
	justify-content: space-between;
	flex-wrap: wrap;
	margin-top: 50px;
	position: relative;
}

.process-steps::before {
	content: '';
	position: absolute;
	top: 50px;
	left: 0;
	right: 0;
	height: 3px;
	background-color: var(--primary-color);
	z-index: 1;
}

.step {
	width: calc(25% - 30px);
	text-align: center;
	position: relative;
	z-index: 2;
}

.step-icon {
	width: 100px;
	height: 100px;
	background-color: white;
	border-radius: 50%;
	display: flex;
	align-items: center;
	justify-content: center;
	margin: 0 auto 20px;
	box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
	border: 3px solid var(--primary-color);
}

.step-icon img {
	width: 50px;
	height: 50px;
}

.step h3 {
	font-size: 1.3rem;
	margin-bottom: 15px;
	color: var(--primary-color);
}

/* 合作伙伴 */
.partners {
	background-color: white;
}

.partner-logos {
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	align-items: center;
	gap: 40px;
	margin-top: 40px;
}

.partner-logo {
	height: 60px;
	opacity: 0.7;
	transition: all 0.3s ease;
	filter: grayscale(100%);
}

.partner-logo:hover {
	opacity: 1;
	filter: grayscale(0%);
}

/* 客户评价 */
.testimonials {
	background: url('../images/photo-1521791136064-7986c2920216.avif') no-repeat center center;
	background-size: cover;
	position: relative;
	color: white;
}

.testimonials::before {
	content: '';
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	bottom: 0;
	background: rgba(41, 98, 255, 0.8);
}

.testimonials .section-title h2,
.testimonials .section-title p {
	color: white;
}

.testimonials-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
	gap: 30px;
	position: relative;
	z-index: 1;
}

.testimonial-card {
	background-color: rgba(255, 255, 255, 0.9);
	border-radius: 10px;
	padding: 30px;
	color: var(--dark-color);
	box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.testimonial-content {
	font-style: italic;
	margin-bottom: 20px;
}

.testimonial-author {
	display: flex;
	align-items: center;
}

.author-avatar {
	width: 50px;
	height: 50px;
	border-radius: 50%;
	overflow: hidden;
	margin-right: 15px;
}

.author-avatar img {
	width: 100%;
	height: 100%;
	object-fit: cover;
}

.author-info h4 {
	font-size: 1.1rem;
	margin-bottom: 5px;
}

.author-info p {
	color: #666;
	font-size: 0.9rem;
}

/* 行动号召 */
.cta {
	text-align: center;
	padding: 60px 0;
	background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
	color: white;
}

.cta h2 {
	font-size: 2.5rem;
	margin-bottom: 20px;
}

.cta p {
	max-width: 700px;
	margin: 0 auto 30px;
	font-size: 1.2rem;
	opacity: 0.9;
}

/* 页脚 */
footer {
	background-color: var(--dark-color);
	color: #aaa;
	padding: 80px 0 30px;
}

.footer-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
	gap: 40px;
	margin-bottom: 50px;
}

.footer-column h3 {
	color: white;
	font-size: 1.2rem;
	margin-bottom: 25px;
	position: relative;
	padding-bottom: 10px;
}

.footer-column h3::after {
	content: '';
	position: absolute;
	bottom: 0;
	left: 0;
	width: 40px;
	height: 2px;
	background-color: var(--accent-color);
}

.footer-column ul {
	list-style: none;
}

.footer-column ul li {
	margin-bottom: 12px;
}

.footer-column ul li a {
	color: #aaa;
	transition: all 0.3s ease;
}

.footer-column ul li a:hover {
	color: white;
	padding-left: 5px;
}

.footer-about p {
	margin-bottom: 20px;
}

.social-links {
	display: flex;
	gap: 15px;
	margin-top: 20px;
}

.social-links a {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 40px;
	height: 40px;
	background-color: #37474f;
	border-radius: 50%;
	color: white;
	transition: all 0.3s ease;
}

.social-links a:hover {
	background-color: var(--accent-color);
	transform: translateY(-3px);
}

.footer-bottom {
	text-align: center;
	padding-top: 30px;
	border-top: 1px solid #37474f;
}

/* 响应式设计 */
@media (max-width: 992px) {
	.step {
		width: calc(50% - 20px);
		margin-bottom: 40px;
	}

	.process-steps::before {
		display: none;
	}
}

@media (max-width: 768px) {
	.header-container {
		padding: 15px;
	}

	nav {
		display: none;
		position: absolute;
		top: 80px;
		left: 0;
		right: 0;
		background-color: white;
		padding: 20px;
		box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
	}

	nav.active {
		display: block;
	}

	nav ul {
		flex-direction: column;
	}

	nav ul li {
		margin: 15px 0;
	}

	.mobile-menu-btn {
		display: block;
	}

	.hero h1 {
		font-size: 2.2rem;
	}

	.hero p {
		font-size: 1rem;
	}

	.hero-buttons {
		flex-direction: column;
		gap: 15px;
	}

	.btn {
		width: 100%;
	}

	.section {
		padding: 60px 0;
	}

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

	.step {
		width: 100%;
	}
}

@media (max-width: 576px) {
	.hero {
		padding: 80px 0;
	}

	.hero h1 {
		font-size: 1.8rem;
	}

	.section-title h2 {
		font-size: 1.8rem;
	}

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