/* 基础样式 */
:root {
	--primary: #3a5bff;
	--secondary: #00c3a5;
	--accent: #ff7d00;
	--dark: #1a2330;
	--light: #f8faff;
	--gray: #6c757d;
}

* {
	margin: 0;
	padding: 0;
	box-sizing: border-box;
	font-family: 'PingFang SC', 'Microsoft YaHei', sans-serif;
}

body {
	background-color: var(--light);
	color: var(--dark);
	line-height: 1.6;
}

.container {
	width: 100%;
	max-width: 1200px;
	margin: 0 auto;
	padding: 0 20px;
}

.section {
	padding: 80px 0;
}

.section-title {
	text-align: center;
	margin-bottom: 60px;
}

.section-title h2 {
	font-size: 2.5rem;
	color: var(--primary);
	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: var(--accent);
	border-radius: 2px;
}

.section-title p {
	color: var(--gray);
	max-width: 700px;
	margin: 0 auto;
	font-size: 1.1rem;
}

.btn {
	display: inline-block;
	padding: 12px 30px;
	border-radius: 30px;
	font-weight: 600;
	text-align: center;
	transition: all 0.3s ease;
	cursor: pointer;
}

.btn-primary {
	background: var(--primary);
	color: white;
	box-shadow: 0 4px 15px rgba(58, 91, 255, 0.3);
}

.btn-primary:hover {
	background: #2a4bdf;
	transform: translateY(-3px);
	box-shadow: 0 8px 20px rgba(58, 91, 255, 0.4);
}

.btn-outline {
	border: 2px solid var(--primary);
	color: var(--primary);
	background: transparent;
}

.btn-outline:hover {
	background: var(--primary);
	color: white;
}

/* 头部样式 */
header {
	background-color: white;
	box-shadow: 0 2px 15px rgba(0, 0, 0, 0.08);
	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: 48px;
	margin-right: 12px;
}

.logo-text {
	font-size: 1.6rem;
	font-weight: 700;
	color: var(--primary);
}

.logo-text span {
	color: var(--accent);
}

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);
	padding: 5px 0;
}

nav ul li a:after {
	content: '';
	position: absolute;
	bottom: 0;
	left: 0;
	width: 0;
	height: 2px;
	background: var(--accent);
	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);
}

/* 英雄区域 */
.hero {
	position: relative;
	overflow: hidden;
	padding: 100px 0;
}

.hero-bg {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	background: url('../images/a4b64527-d7af-4758-8b74-3cc630228124.jpg') center/cover no-repeat;
	z-index: -1;
}

.hero-bg:after {
	content: '';
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	background: linear-gradient(90deg, rgba(26, 35, 48, 0.9) 0%, rgba(26, 35, 48, 0.7) 100%);
}

.hero-content {
	display: flex;
	align-items: center;
	color: white;
}

.hero-text {
	flex: 1;
	padding-right: 50px;
}

.hero-image {
	flex: 1;
	text-align: center;
}

.hero-image img {
	max-width: 100%;
	border-radius: 10px;
	box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.hero h1 {
	font-size: 3rem;
	margin-bottom: 20px;
	line-height: 1.2;
}

.hero p {
	font-size: 1.2rem;
	margin-bottom: 30px;
	opacity: 0.9;
}

.hero-buttons {
	display: flex;
	gap: 20px;
}

/* 特性区域 */
.features {
	background-color: white;
}

.features-container {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
	gap: 30px;
}

.feature-card {
	background: var(--light);
	border-radius: 12px;
	padding: 40px 30px;
	text-align: center;
	transition: all 0.3s ease;
	box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.feature-card:hover {
	transform: translateY(-10px);
	box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.feature-icon {
	width: 80px;
	height: 80px;
	margin: 0 auto 25px;
	display: flex;
	align-items: center;
	justify-content: center;
	background: rgba(58, 91, 255, 0.1);
	border-radius: 50%;
}

.feature-icon img {
	width: 40px;
	height: 40px;
}

.feature-card h3 {
	font-size: 1.4rem;
	margin-bottom: 15px;
	color: var(--primary);
}

/* 收益展示 */
.earnings {
	background: linear-gradient(135deg, var(--primary), var(--secondary));
	color: white;
}

.earnings .section-title h2,
.earnings .section-title p {
	color: white;
}

.earnings-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
	gap: 30px;
	margin-top: 50px;
}

.earning-item {
	text-align: center;
	padding: 30px;
	background: rgba(255, 255, 255, 0.1);
	border-radius: 10px;
	backdrop-filter: blur(5px);
}

.earning-item img {
	width: 60px;
	height: 60px;
	margin-bottom: 20px;
}

.earning-item h3 {
	font-size: 2.5rem;
	margin-bottom: 10px;
}

/* 推广步骤 */
.steps {
	background-color: white;
}

.steps-container {
	display: flex;
	flex-wrap: wrap;
	justify-content: space-between;
	margin-top: 50px;
	position: relative;
}

.step {
	width: calc(25% - 30px);
	text-align: center;
	position: relative;
	margin-bottom: 40px;
}

.step-number {
	width: 60px;
	height: 60px;
	background: var(--primary);
	color: white;
	border-radius: 50%;
	display: flex;
	align-items: center;
	justify-content: center;
	font-size: 1.8rem;
	font-weight: bold;
	margin: 0 auto 20px;
	position: relative;
	z-index: 2;
}

.step-content {
	background: var(--light);
	padding: 30px 20px;
	border-radius: 10px;
	box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.step-content img {
	width: 80px;
	height: 80px;
	margin-bottom: 20px;
}

.step-content h3 {
	font-size: 1.3rem;
	margin-bottom: 15px;
	color: var(--primary);
}

/* 合作伙伴 */
.partners {
	background-color: var(--light);
}

.partners-grid {
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	align-items: center;
	gap: 40px;
	margin-top: 40px;
}

.partner-logo {
	height: 50px;
	opacity: 0.7;
	transition: all 0.3s ease;
	filter: grayscale(100%);
}

.partner-logo:hover {
	opacity: 1;
	filter: grayscale(0%);
}

/* 行动号召 */
.cta {
	text-align: center;
	padding: 80px 0;
	background: url('../images/photo-1600880292203-757bb62b4baf.avif') center/cover no-repeat;
	position: relative;
	color: white;
}

.cta:after {
	content: '';
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	background: rgba(0, 0, 0, 0.7);
}

.cta-content {
	position: relative;
	z-index: 1;
}

.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: #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: var(--accent);
}

.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: #2a3441;
	border-radius: 50%;
	color: white;
	transition: all 0.3s ease;
}

.social-links a:hover {
	background: var(--accent);
	transform: translateY(-3px);
}

.footer-bottom {
	text-align: center;
	padding-top: 30px;
	border-top: 1px solid #2a3441;
}

/* 响应式设计 */
@media (max-width: 1024px) {
	.hero-content {
		flex-direction: column;
	}

	.hero-text {
		padding-right: 0;
		margin-bottom: 50px;
		text-align: center;
	}

	.hero-buttons {
		justify-content: center;
	}

	.step {
		width: calc(50% - 20px);
	}
}

@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;
	}

	.section {
		padding: 60px 0;
	}

	.section-title h2 {
		font-size: 2rem;
	}
}

@media (max-width: 576px) {
	.hero {
		padding: 80px 0;
	}

	.hero h1 {
		font-size: 1.8rem;
	}

	.hero-buttons {
		flex-direction: column;
		gap: 15px;
	}

	.btn {
		width: 100%;
	}

	.step {
		width: 100%;
	}

	.footer-grid {
		grid-template-columns: 1fr;
	}
}