/* 融E花助贷服务信息平台 - 样式文件 */

/* CSS变量定义 */
:root {
	/* 主色调 - 橙色助贷主题 */
	--primary-green: #007aff;
	--primary-green-light: #3395ff;
	--primary-green-dark: #0062cc;

	/* 辅助色 */
	--secondary-green: #66a3ff;
	--accent-green: #e6f0ff;

	/* 背景色 */
	--bg-primary: #ffffff;
	--bg-secondary: #f9fafb;
	--bg-tertiary: #f0f7ff;

	/* 文字颜色 */
	--text-primary: #1f2937;
	--text-secondary: #6b7280;
	--text-muted: #9ca3af;
	--text-white: #ffffff;

	/* 边框颜色 */
	--border-light: #e5e7eb;
	--border-medium: #d1d5db;
	--border-dark: #9ca3af;

	/* 阴影 */
	--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
	--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
	--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
	--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);

	/* 过渡动画 */
	--transition-fast: 0.15s ease;
	--transition-normal: 0.3s ease;
	--transition-slow: 0.5s ease;

	/* 字体 */
	--font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
	--font-size-xs: 0.75rem;
	--font-size-sm: 0.875rem;
	--font-size-base: 1rem;
	--font-size-lg: 1.125rem;
	--font-size-xl: 1.25rem;
	--font-size-2xl: 1.5rem;
	--font-size-3xl: 1.875rem;
	--font-size-4xl: 2.25rem;
	--font-size-5xl: 3rem;

	/* 间距 */
	--spacing-1: 0.25rem;
	--spacing-2: 0.5rem;
	--spacing-3: 0.75rem;
	--spacing-4: 1rem;
	--spacing-5: 1.25rem;
	--spacing-6: 1.5rem;
	--spacing-8: 2rem;
	--spacing-10: 2.5rem;
	--spacing-12: 3rem;
	--spacing-16: 4rem;
	--spacing-20: 5rem;
	--spacing-24: 6rem;

	/* 圆角 */
	--radius-sm: 0.25rem;
	--radius-md: 0.375rem;
	--radius-lg: 0.5rem;
	--radius-xl: 0.75rem;
	--radius-2xl: 1rem;
	--radius-full: 9999px;
}

/* 基础样式重置 */
* {
	margin: 0;
	padding: 0;
	box-sizing: border-box;
}

html {
	scroll-behavior: smooth;
}

body {
	font-family: var(--font-family);
	font-size: var(--font-size-base);
	line-height: 1.6;
	color: var(--text-primary);
	background-color: var(--bg-primary);
	overflow-x: hidden;
}

/* 容器 */
.container {
	max-width: 1200px;
	margin: 0 auto;
	padding: 0 var(--spacing-4);
}

/* 头部导航 */
.header {
	position: fixed;
	top: 0;
	left: 0;
	right: 0;
	background: rgba(255, 255, 255, 0.95);
	backdrop-filter: blur(10px);
	border-bottom: 1px solid var(--border-light);
	z-index: 1000;
	transition: all var(--transition-normal);
}

.nav-container {
	display: flex;
	align-items: center;
	justify-content: space-between;
	padding: var(--spacing-4) var(--spacing-4);
	max-width: 1200px;
	margin: 0 auto;
}

.nav-brand {
	display: flex;
	align-items: center;
	gap: var(--spacing-3);
	text-decoration: none;
	color: var(--text-primary);
}

.logo {
	display: flex;
	align-items: center;
	justify-content: center;
	height: 52px;
}

.logo {
	font-size: var(--font-size-lg);
	font-weight: 700;
	color: var(--primary-green);
	white-space: nowrap;
}

.brand-text {
	font-size: var(--font-size-xl);
	font-weight: 700;
	color: var(--primary-green);
}

.nav-menu {
	display: flex;
	list-style: none;
	gap: var(--spacing-8);
}

.nav-link {
	text-decoration: none;
	color: var(--text-primary);
	font-weight: 500;
	transition: color var(--transition-fast);
	position: relative;
}

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

.nav-link::after {
	content: "";
	position: absolute;
	bottom: -4px;
	left: 0;
	width: 0;
	height: 2px;
	background: var(--primary-green);
	transition: width var(--transition-normal);
}

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

.nav-actions {
	display: flex;
	align-items: center;
	gap: var(--spacing-4);
}

.mobile-menu-toggle {
	display: none;
	flex-direction: column;
	gap: 4px;
	cursor: pointer;
	padding: var(--spacing-2);
}

.mobile-menu-toggle span {
	width: 24px;
	height: 2px;
	background: var(--text-primary);
	transition: all var(--transition-normal);
}

/* 按钮样式 */
.btn-primary {
	display: inline-flex;
	align-items: center;
	gap: var(--spacing-2);
	padding: var(--spacing-3) var(--spacing-6);
	background: var(--primary-green);
	color: var(--text-white);
	text-decoration: none;
	border-radius: var(--radius-lg);
	font-weight: 600;
	transition: all var(--transition-normal);
	border: none;
	cursor: pointer;
}

.btn-primary:hover {
	background: var(--primary-green-dark);
	transform: translateY(-2px);
	box-shadow: var(--shadow-lg);
}

.contact-item {
	margin: 8px 0;
}

.btn-secondary {
	display: inline-flex;
	align-items: center;
	gap: var(--spacing-2);
	padding: var(--spacing-3) var(--spacing-6);
	background: transparent;
	color: var(--primary-green);
	text-decoration: none;
	border: 2px solid var(--primary-green);
	border-radius: var(--radius-lg);
	font-weight: 600;
	transition: all var(--transition-normal);
}

.btn-secondary:hover {
	background: var(--primary-green);
	color: var(--text-white);
	transform: translateY(-2px);
}

.btn-large {
	padding: var(--spacing-4) var(--spacing-8);
	font-size: var(--font-size-lg);
}

/* 主要内容区域 */
.main-content {
	margin-top: 80px;
}

/* 首页横幅区 */
.hero-section {
	position: relative;
	min-height: 80vh;
	display: flex;
	align-items: center;
	background: linear-gradient(135deg, var(--bg-tertiary) 0%, var(--bg-primary) 100%);
	overflow: hidden;
}

.hero-background {
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	bottom: 0;
	z-index: 1;
}

.hero-pattern {
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	bottom: 0;
	background-image: radial-gradient(circle at 25% 25%, rgba(0, 122, 255, 0.1) 0%, transparent 50%),
		radial-gradient(circle at 75% 75%, rgba(0, 122, 255, 0.05) 0%, transparent 50%);
}

.hero-container {
	position: relative;
	z-index: 2;
	width: 100%;
}

.hero-content {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: var(--spacing-16);
	align-items: center;
	max-width: 1200px;
	margin: 0 auto;
	padding: var(--spacing-20) var(--spacing-4);
}

.hero-title {
	font-size: var(--font-size-5xl);
	font-weight: 800;
	line-height: 1.1;
	margin-bottom: var(--spacing-6);
	color: var(--text-primary);
}

.title-line {
	display: block;
}

.hero-subtitle {
	font-size: var(--font-size-xl);
	color: var(--text-secondary);
	margin-bottom: var(--spacing-8);
	line-height: 1.7;
}

.hero-actions {
	display: flex;
	gap: var(--spacing-4);
	margin-bottom: var(--spacing-12);
}

.hero-stats {
	display: flex;
	gap: var(--spacing-8);
}

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

.stat-number {
	font-size: var(--font-size-3xl);
	font-weight: 800;
	color: var(--primary-green);
	margin-bottom: var(--spacing-1);
}

.stat-label {
	font-size: var(--font-size-sm);
	color: var(--text-secondary);
	font-weight: 500;
}

.hero-visual {
	display: flex;
	justify-content: center;
	align-items: center;
}

.hero-image {
	position: relative;
}

.image-placeholder {
	background: var(--bg-primary);
	border-radius: var(--radius-2xl);
	box-shadow: var(--shadow-xl);
	overflow: hidden;
}

/* 关于我们区 */
.about-section {
	padding: var(--spacing-24) 0;
	background: var(--bg-primary);
}

.section-header {
	text-align: center;
	margin-bottom: var(--spacing-16);
}

.section-title {
	font-size: var(--font-size-4xl);
	font-weight: 800;
	color: var(--text-primary);
	margin-bottom: var(--spacing-4);
}

.section-subtitle {
	font-size: var(--font-size-xl);
	color: var(--text-secondary);
	max-width: 600px;
	margin: 0 auto;
}

.about-content {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: var(--spacing-16);
	align-items: center;
}

.about-description {
	margin-bottom: var(--spacing-8);
}

.about-description p {
	font-size: var(--font-size-lg);
	color: var(--text-secondary);
	margin-bottom: var(--spacing-4);
	line-height: 1.7;
}

.about-features {
	display: flex;
	flex-direction: column;
	gap: var(--spacing-6);
}

.feature-item {
	display: flex;
	align-items: flex-start;
	gap: var(--spacing-4);
}

.feature-icon {
	display: flex;
	align-items: center;
	justify-content: center;
	width: 48px;
	height: 48px;
	background: var(--primary-green);
	color: var(--text-white);
	border-radius: var(--radius-lg);
	flex-shrink: 0;
}

.feature-content h4 {
	font-size: var(--font-size-lg);
	font-weight: 600;
	color: var(--text-primary);
	margin-bottom: var(--spacing-2);
}

.feature-content p {
	color: var(--text-secondary);
	line-height: 1.6;
}

.about-visual {
	display: flex;
	justify-content: center;
	align-items: center;
}

.about-image {
	position: relative;
}

/* 底部信息区 */
.footer {
	background: var(--text-primary);
	color: var(--text-white);
}

.footer-main {
	padding: var(--spacing-16) 0;
}

.footer-content {
	display: grid;
	grid-template-columns: 2fr 1fr 1.2fr;
	gap: var(--spacing-8);
}

.footer-brand {
	display: flex;
	align-items: center;
	gap: var(--spacing-3);
	margin-bottom: var(--spacing-4);
}

.footer-brand-text {
	font-size: var(--font-size-xl);
	font-weight: 700;
	color: var(--primary-green);
}

.footer-description {
	color: var(--text-muted);
	margin-bottom: var(--spacing-6);
	line-height: 1.6;
}

.social-links {
	display: flex;
	gap: var(--spacing-4);
}

.social-link {
	display: flex;
	align-items: center;
	justify-content: center;
	width: 40px;
	height: 40px;
	background: rgba(255, 255, 255, 0.1);
	color: var(--text-white);
	border-radius: var(--radius-lg);
	text-decoration: none;
	transition: all var(--transition-normal);
}

.social-link:hover {
	background: var(--primary-green);
	transform: translateY(-2px);
}

.footer-title {
	font-size: var(--font-size-lg);
	font-weight: 600;
	margin-bottom: var(--spacing-4);
	color: var(--text-white);
}

.footer-links {
	list-style: none;
}

.footer-links li {
	margin-bottom: var(--spacing-2);
}

.footer-links a {
	color: var(--text-muted);
	text-decoration: none;
	transition: color var(--transition-fast);
}

.footer-links a:hover {
	color: var(--primary-green);
}

.footer-bottom {
	border-top: 1px solid rgba(255, 255, 255, 0.1);
	padding: var(--spacing-6) 0;
}

.footer-bottom-content {
	display: flex;
	justify-content: space-between;
	align-items: center;
	flex-wrap: wrap;
	gap: var(--spacing-4);
}

.copyright {
	color: var(--text-muted);
}

.legal-links {
	display: flex;
	gap: var(--spacing-6);
}

.legal-links a {
	color: var(--text-muted);
	text-decoration: none;
	transition: color var(--transition-fast);
}

.legal-links a:hover {
	color: var(--primary-green);
}

.icp-info {
	color: var(--text-muted);
	font-size: var(--font-size-sm);
}

/* 响应式设计 */
@media (max-width: 1024px) {
	.hero-content {
		grid-template-columns: 1fr;
		gap: var(--spacing-12);
		text-align: center;
	}

	.about-content {
		grid-template-columns: 1fr;
		gap: var(--spacing-12);
	}

	.footer-content {
		grid-template-columns: 1fr 1fr;
		gap: var(--spacing-8);
	}
}

@media (max-width: 768px) {
	.nav-menu {
		display: none;
	}

	.mobile-menu-toggle {
		display: flex;
	}

	.hero-title {
		font-size: var(--font-size-4xl);
	}

	.hero-subtitle {
		font-size: var(--font-size-lg);
	}

	.hero-actions {
		flex-direction: column;
		align-items: center;
	}

	.hero-stats {
		justify-content: center;
	}

	.footer-content {
		grid-template-columns: 1fr;
		text-align: center;
	}

	.footer-bottom-content {
		flex-direction: column;
		text-align: center;
	}

	.section-title {
		font-size: var(--font-size-3xl);
	}

	.section-subtitle {
		font-size: var(--font-size-lg);
	}
}

@media (max-width: 480px) {
	.container {
		padding: 0 var(--spacing-3);
	}

	.hero-content {
		padding: var(--spacing-12) var(--spacing-3);
	}

	.hero-title {
		font-size: var(--font-size-3xl);
	}

	.hero-subtitle {
		font-size: var(--font-size-base);
	}

	.hero-stats {
		flex-direction: column;
		gap: var(--spacing-4);
	}

	.section-title {
		font-size: var(--font-size-2xl);
	}

	.section-subtitle {
		font-size: var(--font-size-base);
	}

	.hero-content img,
	.about-content img {
		width: 100% !important;
		height: 200px !important;
	}
}

/* 动画效果 */
@keyframes fadeInUp {
	from {
		opacity: 0;
		transform: translateY(30px);
	}
	to {
		opacity: 1;
		transform: translateY(0);
	}
}

@keyframes fadeInLeft {
	from {
		opacity: 0;
		transform: translateX(-30px);
	}
	to {
		opacity: 1;
		transform: translateX(0);
	}
}

@keyframes fadeInRight {
	from {
		opacity: 0;
		transform: translateX(30px);
	}
	to {
		opacity: 1;
		transform: translateX(0);
	}
}

.animate-fade-in-up {
	animation: fadeInUp 0.6s ease-out;
}

.animate-fade-in-left {
	animation: fadeInLeft 0.6s ease-out;
}

.animate-fade-in-right {
	animation: fadeInRight 0.6s ease-out;
}

/* 滚动条样式 */
::-webkit-scrollbar {
	width: 8px;
}

::-webkit-scrollbar-track {
	background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
	background: var(--primary-green);
	border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
	background: var(--primary-green-dark);
}

/* 图片样式 */
.hero-content img,
.about-content img {
	max-width: 100%;
	height: auto;
	object-fit: cover;
	border-radius: var(--radius-xl);
}

/* 选择文本样式 */
::selection {
	background: var(--primary-green);
	color: var(--text-white);
}

/* 焦点样式 */
:focus-visible {
	outline: 2px solid var(--primary-green);
	outline-offset: 2px;
}

/* 打印样式 */
@media print {
	.header,
	.footer,
	.btn-primary,
	.btn-secondary {
		display: none;
	}

	.main-content {
		margin-top: 0;
	}

	.hero-section {
		min-height: auto;
		padding: var(--spacing-8) 0;
	}
}