/* ===== 全局样式 ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* 主色调 - 深紫色和金色渐变 */
    --primary-color: #6B2C91;
    --primary-dark: #4A1A6B;
    --primary-light: #8B4CB8;
    --secondary-color: #D4AF37;
    --secondary-dark: #B8941F;
    --secondary-light: #E8C547;
    
    /* 中性色 */
    --text-dark: #1A1A2E;
    --text-gray: #6B7280;
    --text-light: #9CA3AF;
    --bg-light: #F8F9FA;
    --bg-white: #FFFFFF;
    --border-color: #E5E7EB;
    
    /* 渐变 */
    --gradient-primary: linear-gradient(135deg, #6B2C91 0%, #8B4CB8 100%);
    --gradient-secondary: linear-gradient(135deg, #D4AF37 0%, #E8C547 100%);
    --gradient-hero: linear-gradient(135deg, #6B2C91 0%, #8B4CB8 50%, #D4AF37 100%);
    --gradient-gold: linear-gradient(135deg, #D4AF37 0%, #E8C547 100%);
    
    /* 阴影 */
    --shadow-sm: 0 1px 2px 0 rgba(107, 44, 145, 0.1);
    --shadow-md: 0 4px 6px -1px rgba(107, 44, 145, 0.15);
    --shadow-lg: 0 10px 15px -3px rgba(107, 44, 145, 0.2);
    --shadow-xl: 0 20px 25px -5px rgba(107, 44, 145, 0.25);
    --shadow-gold: 0 10px 25px -5px rgba(212, 175, 55, 0.3);
    
    /* 间距 */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;
    
    /* 圆角 */
    --radius-sm: 0.5rem;
    --radius-md: 1rem;
    --radius-lg: 1.5rem;
    --radius-xl: 2rem;
    
    /* 过渡 */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    background-color: var(--bg-white);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ===== 导航栏 ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: var(--transition);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-md);
    height: 75px;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 700;
    font-size: 1.25rem;
    transition: var(--transition);
}

.nav-brand:hover {
    transform: translateY(-2px);
}

.logo-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    font-weight: 700;
    font-size: 1.2rem;
    box-shadow: var(--shadow-md);
}

.brand-name {
    color: var(--primary-color);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-md);
    align-items: center;
}

.nav-link {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    transition: var(--transition);
    position: relative;
}

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

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: var(--spacing-sm);
    right: var(--spacing-sm);
    height: 3px;
    background: var(--gradient-primary);
    border-radius: 2px;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--primary-color);
    border-radius: 2px;
    transition: var(--transition);
}

/* ===== 按钮 ===== */
.btn {
    display: inline-block;
    padding: 0.875rem 2rem;
    border-radius: var(--radius-md);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    font-size: 1rem;
    box-shadow: var(--shadow-md);
}

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

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.btn-outline {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    box-shadow: none;
}

.btn-outline:hover {
    background: var(--primary-color);
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-block {
    width: 100%;
    text-align: center;
}

/* ===== 英雄区块 ===== */
.hero {
    margin-top: 75px;
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, #F3E8FF 0%, #E8D5FF 100%);
    position: relative;
    overflow: hidden;
    min-height: 600px;
    display: flex;
    align-items: center;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-hero);
    opacity: 0.05;
    z-index: 0;
}

.hero-background::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, var(--secondary-light) 0%, transparent 70%);
    opacity: 0.1;
    border-radius: 50%;
    filter: blur(100px);
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: var(--gradient-secondary);
    color: white;
    border-radius: var(--radius-xl);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    box-shadow: var(--shadow-gold);
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-sm);
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--text-gray);
    margin-bottom: var(--spacing-md);
    font-weight: 500;
}

.hero-description {
    font-size: 1.125rem;
    color: var(--text-gray);
    margin-bottom: var(--spacing-lg);
    line-height: 1.8;
}

.hero-actions {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.hero-image {
    position: relative;
}

.hero-card {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    transform: perspective(1000px) rotateY(-5deg) rotateX(5deg);
    transition: var(--transition);
}

.hero-card:hover {
    transform: perspective(1000px) rotateY(0deg) rotateX(0deg) scale(1.02);
    box-shadow: 0 30px 60px -12px rgba(107, 44, 145, 0.3);
}

.hero-img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
}

/* ===== 区块标题 ===== */
.section-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.section-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: var(--gradient-primary);
    color: white;
    border-radius: var(--radius-xl);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    box-shadow: var(--shadow-md);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: var(--spacing-sm);
}

.section-description {
    font-size: 1.125rem;
    color: var(--text-gray);
    max-width: 600px;
    margin: 0 auto;
}

/* ===== 介绍区块 ===== */
.intro-section {
    padding: var(--spacing-xl) 0;
    background: var(--bg-white);
}

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

.intro-image {
    position: relative;
}

.intro-card {
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
}

.intro-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.intro-card img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
}

.intro-text {
    padding: var(--spacing-md);
}

.intro-description {
    font-size: 1.125rem;
    color: var(--text-gray);
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

/* ===== 产品区块 ===== */
.products-section {
    padding: var(--spacing-xl) 0;
    background: var(--bg-light);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.product-card {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.product-image {
    width: 100%;
    height: 220px;
    overflow: hidden;
    position: relative;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.product-card:hover .product-image img {
    transform: scale(1.15);
}

.product-content {
    padding: var(--spacing-md);
    flex: 1;
    display: flex;
    flex-direction: column;
}

.product-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: var(--spacing-sm);
}

.product-description {
    color: var(--text-gray);
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
    flex: 1;
}

.product-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    align-self: flex-start;
}

.product-link:hover {
    color: var(--secondary-color);
    padding-left: var(--spacing-xs);
}

/* ===== 新闻区块 ===== */
.news-section {
    padding: var(--spacing-xl) 0;
    background: var(--bg-white);
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-lg);
}

.news-card {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.news-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.news-image {
    width: 100%;
    height: 220px;
    overflow: hidden;
}

.news-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.news-card:hover .news-image img {
    transform: scale(1.15);
}

.news-content {
    padding: var(--spacing-md);
    flex: 1;
    display: flex;
    flex-direction: column;
}

.news-date {
    color: var(--text-light);
    font-size: 0.875rem;
    margin-bottom: var(--spacing-xs);
}

.news-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: var(--spacing-sm);
    line-height: 1.4;
}

.news-excerpt {
    color: var(--text-gray);
    margin-bottom: var(--spacing-md);
    flex: 1;
    line-height: 1.7;
}

.news-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    align-self: flex-start;
}

.news-link:hover {
    color: var(--secondary-color);
    padding-left: var(--spacing-xs);
}

/* ===== 数据统计 ===== */
.stats-section {
    padding: var(--spacing-xl) 0;
    background: var(--gradient-primary);
    color: white;
    position: relative;
    overflow: hidden;
}

.stats-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="100" height="100" patternUnits="userSpaceOnUse"><path d="M 100 0 L 0 0 0 100" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.3;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    text-align: center;
    position: relative;
    z-index: 1;
}

.stat-item {
    padding: var(--spacing-md);
}

.stat-number {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: var(--spacing-xs);
    color: var(--secondary-light);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.stat-label {
    font-size: 1.125rem;
    opacity: 0.95;
    font-weight: 500;
}

/* ===== 页脚 ===== */
.footer {
    background: var(--text-dark);
    color: white;
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

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

.footer-brand .logo-icon {
    background: var(--gradient-secondary);
}

.footer-description {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.7;
}

.footer-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

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

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

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

.footer-links a:hover {
    color: var(--secondary-light);
    padding-left: var(--spacing-xs);
}

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

.footer-contact li {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: var(--spacing-xs);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
}

/* ===== 页面标题 ===== */
.page-header {
    margin-top: 75px;
    padding: var(--spacing-xl) 0;
    background: var(--gradient-primary);
    color: white;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="100" height="100" patternUnits="userSpaceOnUse"><path d="M 100 0 L 0 0 0 100" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.3;
}

.page-title {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: var(--spacing-sm);
    position: relative;
    z-index: 1;
}

.page-subtitle {
    font-size: 1.25rem;
    opacity: 0.95;
    position: relative;
    z-index: 1;
}

/* ===== 产品页 ===== */
.filter-section {
    padding: var(--spacing-md) 0;
    background: var(--bg-light);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 75px;
    z-index: 100;
}

.filter-tabs {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.75rem 1.5rem;
    background: var(--bg-white);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    cursor: pointer;
    font-weight: 600;
    color: var(--text-gray);
    transition: var(--transition);
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--gradient-primary);
    color: white;
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.products-list-section {
    padding: var(--spacing-xl) 0;
}

.product-category {
    margin-bottom: var(--spacing-xl);
    transition: var(--transition);
}

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

.category-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: var(--spacing-sm);
}

.category-description {
    color: var(--text-gray);
    font-size: 1.125rem;
}

.products-list-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-lg);
}

.product-item-card {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.product-item-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.product-item-image {
    width: 100%;
    height: 250px;
    overflow: hidden;
}

.product-item-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.product-item-card:hover .product-item-image img {
    transform: scale(1.15);
}

.product-item-content {
    padding: var(--spacing-md);
    flex: 1;
    display: flex;
    flex-direction: column;
}

.product-item-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: var(--spacing-sm);
}

.product-item-description {
    color: var(--text-gray);
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
    flex: 1;
}

.product-item-features {
    display: flex;
    gap: var(--spacing-xs);
    flex-wrap: wrap;
}

.feature-tag {
    padding: 0.375rem 0.75rem;
    background: var(--gradient-secondary);
    color: white;
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 600;
    box-shadow: var(--shadow-sm);
}

.cta-section {
    padding: var(--spacing-xl) 0;
    background: var(--gradient-primary);
    color: white;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="100" height="100" patternUnits="userSpaceOnUse"><path d="M 100 0 L 0 0 0 100" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.3;
}

.cta-content {
    position: relative;
    z-index: 1;
}

.cta-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.cta-description {
    font-size: 1.25rem;
    opacity: 0.95;
    margin-bottom: var(--spacing-lg);
}

.cta-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

/* ===== 关于我们页 ===== */
.about-intro-section {
    padding: var(--spacing-xl) 0;
}

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

.about-intro-image {
    position: relative;
}

.about-intro-card {
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
}

.about-intro-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.about-intro-card img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
}

.about-intro-text {
    padding: var(--spacing-md);
}

.about-intro-description {
    font-size: 1.125rem;
    color: var(--text-gray);
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.about-stats {
    display: flex;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

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

.about-stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-xs);
}

.about-stat-label {
    color: var(--text-gray);
    font-weight: 600;
}

.history-section {
    padding: var(--spacing-xl) 0;
    background: var(--bg-light);
}

.timeline {
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    padding: var(--spacing-lg) 0;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 4px;
    background: var(--gradient-primary);
    transform: translateX(-50%);
}

.timeline-item {
    display: flex;
    margin-bottom: var(--spacing-xl);
    position: relative;
}

.timeline-item:nth-child(odd) {
    flex-direction: row;
}

.timeline-item:nth-child(even) {
    flex-direction: row-reverse;
}

.timeline-year {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 90px;
    height: 90px;
    background: var(--gradient-primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    font-weight: 700;
    z-index: 2;
    box-shadow: var(--shadow-lg);
}

.timeline-content {
    width: 45%;
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.timeline-content:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.timeline-image {
    width: 100%;
    height: 200px;
    border-radius: var(--radius-md);
    overflow: hidden;
    margin-bottom: var(--spacing-md);
}

.timeline-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.timeline-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: var(--spacing-sm);
}

.timeline-description {
    color: var(--text-gray);
    line-height: 1.7;
}

.team-section {
    padding: var(--spacing-xl) 0;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.team-card {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    text-align: center;
}

.team-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.team-image {
    width: 100%;
    height: 320px;
    overflow: hidden;
}

.team-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

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

.team-content {
    padding: var(--spacing-md);
}

.team-name {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: var(--spacing-xs);
}

.team-position {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.team-description {
    color: var(--text-gray);
    line-height: 1.7;
}

.culture-section {
    padding: var(--spacing-xl) 0;
    background: var(--bg-light);
}

.culture-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.culture-item {
    background: var(--bg-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.culture-item:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.culture-icon {
    font-size: 3.5rem;
    margin-bottom: var(--spacing-md);
}

.culture-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: var(--spacing-sm);
}

.culture-description {
    color: var(--text-gray);
    line-height: 1.7;
}

/* ===== 联系我们页 ===== */
.contact-section {
    padding: var(--spacing-xl) 0;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
}

.contact-form-wrapper {
    background: var(--bg-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.form-header {
    margin-bottom: var(--spacing-lg);
}

.form-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: var(--spacing-xs);
}

.form-subtitle {
    color: var(--text-gray);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.form-label {
    font-weight: 600;
    color: var(--text-dark);
}

.form-input {
    padding: 0.875rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 1rem;
    transition: var(--transition);
    font-family: inherit;
}

.form-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(107, 44, 145, 0.1);
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

.contact-info-wrapper {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.contact-info-card {
    background: var(--bg-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.info-title {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: var(--spacing-lg);
}

.info-item {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.info-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.info-content {
    flex: 1;
}

.info-label {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: var(--spacing-xs);
}

.info-value {
    color: var(--text-gray);
    margin-bottom: var(--spacing-xs);
}

.contact-map-card {
    background: var(--bg-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.map-placeholder {
    position: relative;
    width: 100%;
    height: 300px;
    border-radius: var(--radius-md);
    overflow: hidden;
}

.map-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.map-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(107, 44, 145, 0.85);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: white;
}

.map-text {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.contact-methods-section {
    padding: var(--spacing-xl) 0;
    background: var(--bg-light);
}

.contact-methods-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.contact-method-card {
    background: var(--bg-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.contact-method-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.method-icon {
    font-size: 3.5rem;
    margin-bottom: var(--spacing-md);
}

.method-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: var(--spacing-sm);
}

.method-description {
    color: var(--text-gray);
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
}

.method-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

.method-link:hover {
    color: var(--secondary-color);
    padding-left: var(--spacing-xs);
}

/* ===== 动画 ===== */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===== 响应式设计 ===== */
@media (max-width: 1024px) {
    .hero-content,
    .intro-content,
    .about-intro-content,
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .hero-image,
    .intro-image,
    .about-intro-image {
        order: -1;
    }
    
    .timeline::before {
        left: 30px;
    }
    
    .timeline-item {
        flex-direction: row !important;
        padding-left: 100px;
    }
    
    .timeline-year {
        left: 30px;
        transform: translateX(-50%);
    }
    
    .timeline-content {
        width: 100%;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 75px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 75px);
        background: var(--bg-white);
        flex-direction: column;
        padding: var(--spacing-lg);
        transition: var(--transition);
        box-shadow: var(--shadow-lg);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .menu-toggle {
        display: flex;
    }
    
    .menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(8px, 8px);
    }
    
    .menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .page-title {
        font-size: 2rem;
    }
    
    .products-grid,
    .news-grid,
    .team-grid,
    .culture-grid,
    .contact-methods-grid {
        grid-template-columns: 1fr;
    }
    
    .products-list-grid {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .about-stats {
        flex-direction: column;
        gap: var(--spacing-md);
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.25rem;
    }
    
    .hero-actions {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        text-align: center;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .stat-number {
        font-size: 2.5rem;
    }
    
    .cta-actions {
        flex-direction: column;
    }
}