/* ========================================
   朔昊实业 - 河南朔昊实业有限公司
   PbootCMS Professional Template v1.0
   ======================================== */

/* ========================================
   1. 变量定义 / CSS Variables
   ======================================== */
:root {
    /* 品牌色彩 */
    --primary-color: #0052cc;
    --primary-dark: #003d99;
    --primary-light: #e6f0ff;
    --secondary-color: #00b4d8;
    --accent-color: #ff6b35;
    
    /* 中性色 */
    --text-primary: #1a202c;
    --text-secondary: #4a5568;
    --text-muted: #718096;
    --text-light: #a0aec0;
    
    /* 背景色 */
    --bg-white: #ffffff;
    --bg-light: #f7fafc;
    --bg-gray: #edf2f7;
    --bg-dark: #2d3748;
    
    /* 边框 */
    --border-light: #e2e8f0;
    --border-gray: #cbd5e0;
    
    /* 阴影 */
    --shadow-sm: 0 1px 2px 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);
    
    /* 字体 */
    --font-primary: 'Inter', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    --font-code: 'SF Mono', 'Fira Code', monospace;
    
    /* 间距 */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;
    
    /* 圆角 */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-full: 9999px;
    
    /* 过渡 */
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
    --transition-slow: 350ms ease;
    
    /* 导航高度 */
    --header-height: 80px;
}

/* ========================================
   2. 重置与基础样式 / Reset & Base
   ======================================== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-primary);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-white);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--primary-dark);
}

ul, ol {
    list-style: none;
}

button {
    cursor: pointer;
    border: none;
    background: none;
    font-family: inherit;
}

input, textarea, select {
    font-family: inherit;
    font-size: inherit;
}

/* ========================================
   3. 布局工具类 / Layout Utilities
   ======================================== */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

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

.text-right {
    text-align: right;
}

.text-left {
    text-align: left;
}

.hidden {
    display: none !important;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* ========================================
   4. 组件样式 / Components
   ======================================== */

/* --- 按钮 --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: 0.75rem 1.5rem;
    font-size: 0.95rem;
    font-weight: 500;
    line-height: 1.5;
    border-radius: var(--radius-full);
    transition: all var(--transition-normal);
    cursor: pointer;
    border: 2px solid transparent;
}

.btn svg {
    flex-shrink: 0;
}

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

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

.btn-outline {
    background: transparent;
    color: var(--primary-color);
    border-color: var(--primary-color);
}

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

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

.btn-white:hover {
    background: var(--primary-light);
    color: var(--primary-dark);
    border-color: var(--primary-light);
}

.btn-outline-white {
    background: transparent;
    color: white;
    border-color: white;
}

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

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1rem;
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

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

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

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-height);
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.logo img {
    height: 64px;
    width: auto;
}

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

.nav-list {
    display: flex;
    gap: 0.5rem;
}

.nav-item {
    position: relative;
}

.nav-item > a {
    display: block;
    padding: 0.5rem 1rem;
    color: var(--text-primary);
    font-weight: 500;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.nav-item:hover > a,
.nav-item.active > a {
    color: var(--primary-color);
    background: var(--primary-light);
}

/* 子菜单 */
.sub-nav {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 200px;
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: 0.5rem;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all var(--transition-normal);
}

.nav-item:hover .sub-nav {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.sub-nav li a {
    display: block;
    padding: 0.625rem 1rem;
    color: var(--text-secondary);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.sub-nav li a:hover {
    background: var(--bg-light);
    color: var(--primary-color);
}

/* 移动端菜单按钮 */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 0.5rem;
}

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

/* 头部占位 */
.header-spacer {
    height: var(--header-height);
}

/* ========================================
   6. 首页内容 / Homepage Content
   ======================================== */

/* --- Hero轮播区 --- */
.hero {
    position: relative;
    height: auto;
    min-height: 400px;
    overflow: hidden;
}

.hero-swiper,
.hero-swiper .swiper-wrapper,
.hero-swiper .swiper-slide {
    height: 100%;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(0, 82, 204, 0.85) 0%, rgba(0, 61, 153, 0.7) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 700px;
    padding-top: 15vh;
    color: white;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    line-height: 1.15;
    margin-bottom: var(--space-lg);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.hero-subtitle {
    font-size: clamp(1.125rem, 2vw, 1.5rem);
    opacity: 0.9;
    margin-bottom: var(--space-xl);
    line-height: 1.6;
}

.hero .btn {
    font-size: 1.1rem;
    padding: 1rem 2.5rem;
}

/* 滚动指示器 */
.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    color: white;
    text-align: center;
    opacity: 0.7;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(10px); }
}


    background: rgba(255, 255, 255, 0.5);
    opacity: 1;
}

.hero-pagination .swiper-pagination-bullet-active {
    background: white;
}

/* --- 特色功能区 --- */
.features-section {
    padding: var(--space-4xl) 0;
    background: var(--bg-white);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
}

.feature-item {
    text-align: center;
    padding: var(--space-xl);
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--space-lg);
}

.feature-icon svg {
    width: 100%;
    height: 100%;
}

.feature-item h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--space-sm);
    color: var(--text-primary);
}

.feature-item p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* --- 区域通用样式 --- */
.section-header {
    text-align: center;
    margin-bottom: var(--space-3xl);
}

.section-header-sm {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-xl);
}

.section-tagline {
    display: inline-block;
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--primary-color);
    margin-bottom: var(--space-sm);
}

.section-header h2,
.section-header-sm h2,
.section-header-sm h3 {
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.3;
}

.section-header p {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-top: var(--space-sm);
}

.section-footer {
    margin-top: var(--space-2xl);
}

/* --- 公司简介区 --- */
.about-intro {
    padding: var(--space-4xl) 0;
    background: var(--bg-light);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

.about-text .lead {
    font-size: 1.125rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: var(--space-xl);
}

.about-stats {
    display: flex;
    gap: var(--space-2xl);
    margin-bottom: var(--space-xl);
}

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

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    line-height: 1;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-top: var(--space-xs);
}

.about-image .image-frame {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.about-image img {
    width: 100%;
    height: auto;
    aspect-ratio: 4/3;
    object-fit: cover;
}

.image-badge {
    position: absolute;
    bottom: 20px;
    left: 20px;
    background: var(--primary-color);
    color: white;
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-md);
}

.image-badge strong {
    display: block;
    font-size: 1.75rem;
    line-height: 1;
}

.image-badge span {
    font-size: 0.875rem;
    opacity: 0.9;
}

/* --- 产品展示区（本托布局） --- */
.products-showcase {
    padding: var(--space-4xl) 0;
    background: var(--bg-white);
}

.products-bento {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: var(--space-lg);
}

.bento-item:nth-child(1) {
    grid-column: span 6;
    grid-row: span 2;
}

.bento-item:nth-child(2),
.bento-item:nth-child(3) {
    grid-column: span 3;
}

.bento-item:nth-child(4) {
    grid-column: span 6;
}

.product-card {
    background: var(--bg-white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    height: 100%;
    display: flex;
    flex-direction: column;
}

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

.product-card-image {
    position: relative;
    overflow: hidden;
}

.product-card-image img {
    width: 100%;
    aspect-ratio: 16/10;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

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

.product-card-content {
    padding: var(--space-lg);
    flex: 1;
    display: flex;
    flex-direction: column;
}

.product-category {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--primary-color);
    margin-bottom: var(--space-sm);
}

.product-card-content h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--space-sm);
    color: var(--text-primary);
}

.product-card-content h3 a {
    color: inherit;
}

.product-card-content h3 a:hover {
    color: var(--primary-color);
}

.product-card-content p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-md);
    flex: 1;
}

.product-features-mini {
    display: flex;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}

.product-features-mini span {
    font-size: 0.75rem;
    padding: 0.25rem 0.5rem;
    background: var(--bg-light);
    color: var(--text-secondary);
    border-radius: var(--radius-sm);
}

.link-arrow {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    font-weight: 500;
    color: var(--primary-color);
}

.link-arrow span {
    transition: transform var(--transition-fast);
}

.link-arrow:hover span {
    transform: translateX(4px);
}

/* --- 资质荣誉区 --- */
.honors-section {
    padding: var(--space-4xl) 0;
    background: var(--bg-light);
}

.honors-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-xl);
}

.honor-item {
    text-align: center;
    padding: var(--space-xl);
    background: white;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

.honor-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.honor-image {
    width: 120px;
    height: 120px;
    margin: 0 auto var(--space-lg);
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--bg-light);
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.honor-item h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: var(--space-xs);
}

.honor-item p {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* --- 客户评价区 --- */
.testimonials-section {
    padding: var(--space-4xl) 0;
    background: var(--bg-white);
}

.testimonial-swiper {
    max-width: 800px;
    margin: 0 auto;
}

.testimonial-item {
    text-align: center;
    padding: var(--space-xl);
}

.quote-icon {
    font-size: 4rem;
    color: var(--primary-light);
    line-height: 0.5;
    margin-bottom: var(--space-md);
}

.testimonial-item blockquote {
    font-size: 1.25rem;
    font-style: italic;
    color: var(--text-primary);
    margin-bottom: var(--space-xl);
    line-height: 1.6;
}

.testimonial-author {
    display: inline-flex;
    align-items: center;
    gap: var(--space-md);
}

.author-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
}

.author-avatar span {
    color: white;
    font-weight: 600;
    font-size: 1.125rem;
}

.author-info {
    text-align: left;
}

.author-info h5 {
    font-size: 1rem;
    font-weight: 600;
}

.author-info span {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* --- CTA区 --- */
.cta-section {
    padding: var(--space-4xl) 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    text-align: center;
}

.cta-content h2 {
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    font-weight: 700;
    margin-bottom: var(--space-md);
}

.cta-content p {
    font-size: 1.125rem;
    opacity: 0.9;
    margin-bottom: var(--space-xl);
}

.cta-buttons {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
}

/* --- 新闻区 --- */
.news-section {
    padding: var(--space-4xl) 0;
    background: var(--bg-light);
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
}

.news-card {
    background: white;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

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

.news-card a {
    color: inherit;
}

.news-image {
    display: block;
    overflow: hidden;
}

.news-image img {
    width: 100%;
    aspect-ratio: 16/10;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

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

.news-content {
    padding: var(--space-lg);
}

.news-meta {
    display: flex;
    gap: var(--space-md);
    margin-bottom: var(--space-sm);
    font-size: 0.875rem;
    color: var(--text-muted);
}

.news-category {
    color: var(--primary-color);
    font-weight: 500;
}

.news-content h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--space-sm);
    line-height: 1.4;
}

.news-content h3 a:hover {
    color: var(--primary-color);
}

.news-content p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-md);
    line-height: 1.6;
}

.read-more {
    font-weight: 500;
    color: var(--primary-color);
}

/* ========================================
   7. 面包屑导航 / Breadcrumb
   ======================================== */
.breadcrumb-wrapper {
    background: var(--bg-light);
    padding: var(--space-md) 0;
    border-bottom: 1px solid var(--border-light);
}

.breadcrumb-light {
    background: var(--bg-white);
}

.breadcrumb {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    font-size: 0.875rem;
}

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

.breadcrumb-item a {
    color: var(--text-secondary);
}

.breadcrumb-item a:hover {
    color: var(--primary-color);
}

.breadcrumb span:not(:last-child)::after {
    content: '/';
    margin: 0 var(--space-sm);
    color: var(--text-light);
}

/* ========================================
   8. 页面头部 / Page Header
   ======================================== */
.page-header {
    padding: var(--space-3xl) 0;
    background: var(--bg-light);
    text-align: center;
}

.page-header-sm {
    padding: var(--space-2xl) 0;
}

.page-header-img {
    position: relative;
    min-height: 400px;
    display: flex;
    align-items: center;
    color: white;
}

.page-header-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
}

.page-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(0, 82, 204, 0.9) 0%, rgba(0, 61, 153, 0.8) 100%);
}

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

.page-tagline {
    display: inline-block;
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--primary-color);
    margin-bottom: var(--space-sm);
}

.page-header-img .page-tagline {
    color: rgba(255, 255, 255, 0.8);
}

.page-header h1 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    margin-bottom: var(--space-md);
    color: var(--text-primary);
}

.page-header-img h1 {
    color: white;
}

.page-header p {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.page-header-img p {
    color: rgba(255, 255, 255, 0.9);
}

/* ========================================
   9. 产品列表页 / Product List
   ======================================== */
.category-filter {
    padding: var(--space-lg) 0;
    border-bottom: 1px solid var(--border-light);
}

.filter-tabs,
.filter-bar {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

.filter-bar {
    justify-content: space-between;
}

.filter-tab,
.filter-item {
    display: inline-block;
    padding: 0.5rem 1.25rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
}

.filter-tab:hover,
.filter-item:hover,
.filter-tab.active,
.filter-item.active {
    background: var(--primary-color);
    color: white;
}

.filter-group {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

.filter-search .search-input {
    display: flex;
    position: relative;
}

.filter-search input {
    width: 200px;
    padding: 0.5rem 1rem;
    padding-right: 2.5rem;
    border: 1px solid var(--border-gray);
    border-radius: var(--radius-full);
    font-size: 0.9rem;
    transition: all var(--transition-fast);
}

.filter-search input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px var(--primary-light);
}

.filter-search .search-btn {
    position: absolute;
    right: 0.5rem;
    top: 50%;
    transform: translateY(-50%);
    padding: 0.25rem;
    color: var(--text-muted);
}

.product-list-main {
    padding: var(--space-3xl) 0;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
}

.product-card-featured {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
}

.product-card-featured .product-category {
    color: rgba(255, 255, 255, 0.8);
}

.product-card-featured h3 a {
    color: white;
}

.product-card-featured p {
    color: rgba(255, 255, 255, 0.8);
}

.product-card-badge {
    position: absolute;
    top: var(--space-md);
    left: var(--space-md);
    background: var(--accent-color);
    color: white;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    z-index: 2;
}

.product-features {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

.feature-tag {
    display: inline-block;
    padding: 0.25rem 0.625rem;
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
}

.product-card-featured .feature-tag {
    background: rgba(255, 255, 255, 0.2);
}

.product-card-footer {
    margin-top: auto;
}

/* 分页 */
.pagination-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--space-lg);
    margin-top: var(--space-3xl);
}

.pagination-info {
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* 空状态 */
.empty-state {
    text-align: center;
    padding: var(--space-4xl) var(--space-lg);
}

.empty-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--space-lg);
    color: var(--text-light);
}

.empty-state h3 {
    font-size: 1.25rem;
    color: var(--text-primary);
    margin-bottom: var(--space-sm);
}

.empty-state p {
    color: var(--text-secondary);
}

/* CTA卡片 */
.product-cta {
    padding: var(--space-2xl) 0 var(--space-4xl);
}

.cta-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-xl);
    padding: var(--space-2xl);
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    border-radius: var(--radius-xl);
    color: white;
}

.cta-card h3 {
    font-size: 1.5rem;
    margin-bottom: var(--space-sm);
}

.cta-card p {
    opacity: 0.9;
}

/* ========================================
   10. 产品详情页 / Product Detail
   ======================================== */
.product-detail-main {
    padding: var(--space-3xl) 0;
}

.product-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
}

.product-gallery {
    position: sticky;
    top: calc(var(--header-height) + var(--space-xl));
}

.gallery-main {
    background: var(--bg-light);
    border-radius: var(--radius-xl);
    overflow: hidden;
    margin-bottom: var(--space-md);
}

.gallery-main img {
    width: 100%;
    aspect-ratio: 1;
    object-fit: contain;
}

.gallery-thumbs {
    display: flex;
    gap: var(--space-sm);
}

.thumb-item {
    width: 80px;
    height: 80px;
    border-radius: var(--radius-md);
    overflow: hidden;
    cursor: pointer;
    border: 2px solid transparent;
    transition: all var(--transition-fast);
}

.thumb-item:hover,
.thumb-item.active {
    border-color: var(--primary-color);
}

.thumb-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.product-detail-info {
    padding-top: var(--space-lg);
}

.product-detail-header {
    margin-bottom: var(--space-xl);
}

.product-detail-category {
    display: inline-block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--primary-color);
    margin-bottom: var(--space-sm);
}

.product-detail-header h1 {
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    font-weight: 700;
    margin-bottom: var(--space-sm);
}

.product-detail-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
}

.product-detail-desc {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: var(--space-xl);
    padding-bottom: var(--space-xl);
    border-bottom: 1px solid var(--border-light);
}

.product-meta-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
}

.meta-item {
    text-align: center;
    padding: var(--space-md);
    background: var(--bg-light);
    border-radius: var(--radius-lg);
}

.meta-label {
    display: block;
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    margin-bottom: var(--space-xs);
}

.meta-value {
    display: block;
    font-weight: 600;
    color: var(--text-primary);
}

.meta-tag {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: var(--primary-light);
    color: var(--primary-color);
    font-size: 0.75rem;
    border-radius: var(--radius-sm);
}

.product-highlights {
    margin-bottom: var(--space-xl);
}

.product-highlights h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
}

.product-highlights ul {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.product-highlights li {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.95rem;
    color: var(--text-secondary);
}

.check-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    font-size: 0.75rem;
}

.product-actions {
    display: flex;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

.product-share {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.share-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--bg-light);
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

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

/* 详情标签页 */
.product-detail-content {
    padding: var(--space-3xl) 0;
    background: var(--bg-light);
}

.detail-tabs {
    background: white;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.tabs-header {
    display: flex;
    border-bottom: 1px solid var(--border-light);
}

.tab-btn {
    flex: 1;
    padding: var(--space-lg) var(--space-md);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    border-bottom: 2px solid transparent;
    transition: all var(--transition-fast);
}

.tab-btn:hover {
    color: var(--primary-color);
}

.tab-btn.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
}

.tabs-content {
    padding: var(--space-2xl);
}

.tab-panel {
    display: none;
}

.tab-panel.active {
    display: block;
}

.product-description {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--text-secondary);
}

.product-description img {
    max-width: 100%;
    border-radius: var(--radius-md);
    margin: var(--space-lg) 0;
}

.product-description p {
    margin-bottom: var(--space-md);
}

/* 参数表格 */
.params-table-wrapper {
    overflow-x: auto;
}

.params-table {
    width: 100%;
    border-collapse: collapse;
}

.params-table th,
.params-table td {
    padding: var(--space-md);
    text-align: left;
    border-bottom: 1px solid var(--border-light);
}

.params-table th {
    font-weight: 600;
    color: var(--text-primary);
    background: var(--bg-light);
}

.params-table td {
    color: var(--text-secondary);
}

.params-table tr:hover td {
    background: var(--bg-light);
}

/* 应用案例 */
.cases-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.case-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    background: var(--bg-light);
    border-radius: var(--radius-lg);
}

.case-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
    font-size: 1.125rem;
    flex-shrink: 0;
}

.case-info h4 {
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.case-info p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 0.25rem;
}

.case-year {
    font-size: 0.75rem;
    color: var(--primary-color);
    font-weight: 500;
}

/* 相关产品推荐 */
.related-products {
    padding: var(--space-3xl) 0;
    background: white;
}

.related-products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
}

.related-card {
    background: var(--bg-light);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-normal);
}

.related-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.related-image {
    display: block;
}

.related-image img {
    width: 100%;
    aspect-ratio: 4/3;
    object-fit: cover;
}

.related-info {
    padding: var(--space-md);
}

.related-category {
    font-size: 0.75rem;
    color: var(--primary-color);
    font-weight: 500;
}

.related-info h4 {
    font-size: 0.95rem;
    margin-top: 0.25rem;
}

.related-info h4 a {
    color: var(--text-primary);
}

.related-info h4 a:hover {
    color: var(--primary-color);
}

/* 产品咨询区 */
.product-cta-section {
    padding: var(--space-3xl) 0;
    background: var(--bg-light);
}

.cta-block {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-xl);
    padding: var(--space-2xl);
    background: white;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
}

.cta-block h3 {
    font-size: 1.5rem;
    margin-bottom: var(--space-sm);
}

.cta-block p {
    color: var(--text-secondary);
}

.cta-block-actions {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
}

.cta-phone span {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.cta-phone a {
    color: var(--primary-color);
    font-weight: 600;
    font-size: 1.125rem;
}

/* ========================================
   11. 新闻列表页 / News List
   ======================================== */
.news-filter {
    padding: var(--space-lg) 0;
    background: white;
    border-bottom: 1px solid var(--border-light);
}

.news-list-main {
    padding: var(--space-3xl) 0;
}

.news-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
}

.news-card-featured {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
}

.news-card-featured .news-image img {
    aspect-ratio: unset;
    height: 100%;
}

.news-card-featured .news-content {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: var(--space-xl);
}

.news-card-featured .news-meta {
    flex-direction: column;
    gap: var(--space-sm);
}

.news-card-featured .news-date {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.news-card-featured .date-day {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary-color);
    line-height: 1;
}

.news-card-featured .date-ym {
    font-size: 0.875rem;
    color: var(--text-muted);
}

.news-card-featured h2 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
}

.news-card-featured h2 a {
    color: var(--text-primary);
}

.news-card-featured h2 a:hover {
    color: var(--primary-color);
}

.news-card-horizontal {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 0;
}

.news-card-horizontal .news-image img {
    aspect-ratio: 16/10;
    height: 100%;
}

/* 订阅区 */
.newsletter-section {
    padding: var(--space-3xl) 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
}

.newsletter-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2xl);
    flex-wrap: wrap;
}

.newsletter-text h3 {
    font-size: 1.75rem;
    margin-bottom: var(--space-xs);
}

.newsletter-text p {
    opacity: 0.9;
}

.newsletter-form {
    display: flex;
    gap: var(--space-sm);
}

.newsletter-form input {
    width: 280px;
    padding: 0.75rem 1.25rem;
    border: none;
    border-radius: var(--radius-full);
    font-size: 0.95rem;
}

.newsletter-form input::placeholder {
    color: var(--text-light);
}

/* ========================================
   12. 新闻详情页 / News Detail
   ======================================== */
.article-header {
    padding: var(--space-3xl) 0 var(--space-xl);
    text-align: center;
}

.article-meta-top {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.article-category {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: var(--primary-light);
    color: var(--primary-color);
    font-size: 0.75rem;
    font-weight: 500;
    border-radius: var(--radius-sm);
}

.article-date {
    font-size: 0.9rem;
    color: var(--text-muted);
}

.article-title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    color: var(--text-primary);
    max-width: 800px;
    margin: 0 auto var(--space-md);
    line-height: 1.3;
}

.article-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto var(--space-lg);
}

.article-author {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-lg);
    font-size: 0.875rem;
    color: var(--text-muted);
}

.article-cover {
    max-width: 900px;
    margin: var(--space-2xl) auto 0;
    border-radius: var(--radius-xl);
    overflow: hidden;
}

.article-cover img {
    width: 100%;
    aspect-ratio: 21/9;
    object-fit: cover;
}

.article-content {
    padding: var(--space-2xl) 0 var(--space-4xl);
}

.article-layout {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: var(--space-3xl);
}

.article-body {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--text-secondary);
}

.article-body p {
    margin-bottom: var(--space-lg);
}

.article-body h2 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: var(--space-2xl) 0 var(--space-md);
}

.article-body h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: var(--space-xl) 0 var(--space-md);
}

.article-body img {
    max-width: 100%;
    border-radius: var(--radius-lg);
    margin: var(--space-lg) 0;
}

.article-body ul,
.article-body ol {
    margin-bottom: var(--space-lg);
    padding-left: var(--space-xl);
}

.article-body li {
    margin-bottom: var(--space-sm);
}

.article-tags {
    margin-top: var(--space-2xl);
    padding-top: var(--space-xl);
    border-top: 1px solid var(--border-light);
}

.tags-label {
    font-weight: 500;
    color: var(--text-primary);
    margin-right: var(--space-sm);
}

.tag {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: var(--bg-light);
    color: var(--text-secondary);
    font-size: 0.85rem;
    border-radius: var(--radius-sm);
    margin-right: var(--space-sm);
    margin-bottom: var(--space-sm);
}

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

.article-share {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-top: var(--space-xl);
    padding-top: var(--space-xl);
    border-top: 1px solid var(--border-light);
}

/* 上下篇导航 */
.article-nav {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    margin-top: var(--space-3xl);
    padding-top: var(--space-2xl);
    border-top: 1px solid var(--border-light);
}

.article-nav-prev {
    text-align: left;
}

.article-nav-next {
    text-align: right;
}

.nav-label {
    display: block;
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    margin-bottom: var(--space-xs);
}

.nav-title {
    display: block;
    font-weight: 500;
    color: var(--text-primary);
}

.article-nav a:hover .nav-title {
    color: var(--primary-color);
}

/* 侧边栏 */
.article-sidebar {
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
}

.sidebar-widget {
    background: var(--bg-light);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
}

.widget-title {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-sm);
    border-bottom: 2px solid var(--primary-color);
}

.widget-list li {
    margin-bottom: var(--space-sm);
}

.widget-list li a {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.9rem;
    color: var(--text-secondary);
    padding: var(--space-sm) 0;
    border-bottom: 1px solid var(--border-light);
}

.widget-list li a:hover {
    color: var(--primary-color);
}

.widget-list .list-title {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.widget-list .list-date {
    font-size: 0.75rem;
    color: var(--text-muted);
    flex-shrink: 0;
}

.widget-list-hot li a {
    align-items: flex-start;
}

.list-rank {
    width: 24px;
    height: 24px;
    background: var(--bg-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 600;
    margin-right: var(--space-sm);
    flex-shrink: 0;
}

.widget-list-hot li:first-child .list-rank {
    background: var(--primary-color);
    color: white;
}

.widget-categories li {
    margin-bottom: var(--space-sm);
}

.widget-categories li a {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-sm) 0;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-light);
}

.widget-categories li a:hover {
    color: var(--primary-color);
}

.cat-count {
    padding: 0.125rem 0.5rem;
    background: var(--bg-white);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* 弹窗 */
.modal {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: white;
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
    text-align: center;
    max-width: 400px;
    width: 90%;
    position: relative;
}

.modal-close {
    position: absolute;
    top: var(--space-md);
    right: var(--space-md);
    font-size: 1.5rem;
    color: var(--text-muted);
    cursor: pointer;
}

.modal-close:hover {
    color: var(--text-primary);
}

.modal h3 {
    font-size: 1.25rem;
    margin-bottom: var(--space-sm);
}

.modal p {
    color: var(--text-secondary);
    margin-bottom: var(--space-lg);
}

.qrcode-placeholder {
    width: 200px;
    height: 200px;
    margin: 0 auto;
}

.qrcode-placeholder img {
    width: 100%;
    height: 100%;
}

/* ========================================
   13. 关于我们页 / About Page
   ======================================== */
.about-intro-section {
    padding: var(--space-4xl) 0;
    background: var(--bg-white);
}

.about-intro-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

.about-intro-content h2 {
    font-size: clamp(1.75rem, 3vw, 2.25rem);
    font-weight: 700;
    margin-bottom: var(--space-lg);
    line-height: 1.3;
}

.about-text {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: var(--space-xl);
}

.about-text p {
    margin-bottom: var(--space-md);
}

.about-features-row {
    display: flex;
    gap: var(--space-xl);
}

.about-features-row .feature-item {
    text-align: center;
}

.about-features-row .feature-icon {
    font-size: 2rem;
    margin-bottom: var(--space-sm);
}

.about-features-row h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.about-features-row p {
    font-size: 0.85rem;
    color: var(--text-muted);
}

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

.about-intro-image img {
    width: 100%;
    aspect-ratio: 4/3;
    object-fit: cover;
}

/* 发展历程时间线 */
.timeline-section {
    padding: var(--space-4xl) 0;
    background: var(--bg-light);
}

.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 100%;
    background: var(--border-gray);
}

.timeline-item {
    position: relative;
    width: 50%;
    padding: 0 var(--space-xl) var(--space-2xl);
}

.timeline-item:nth-child(odd) {
    margin-left: 0;
    padding-right: var(--space-2xl);
    text-align: right;
}

.timeline-item:nth-child(even) {
    margin-left: 50%;
    padding-left: var(--space-2xl);
}

.timeline-item::before {
    content: '';
    position: absolute;
    width: 16px;
    height: 16px;
    background: var(--primary-color);
    border: 4px solid white;
    border-radius: 50%;
    top: 0.5rem;
}

.timeline-item:nth-child(odd)::before {
    right: -8px;
}

.timeline-item:nth-child(even)::before {
    left: -8px;
}

.timeline-year {
    display: inline-block;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--space-sm);
}

.timeline-content h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: var(--space-xs);
}

.timeline-content p {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* 企业文化 */
.culture-section {
    padding: var(--space-4xl) 0;
    background: var(--bg-white);
}

.culture-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
}

.culture-card {
    text-align: center;
    padding: var(--space-2xl);
    background: var(--bg-light);
    border-radius: var(--radius-xl);
    transition: all var(--transition-normal);
}

.culture-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.culture-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--space-lg);
}

.culture-icon svg {
    width: 100%;
    height: 100%;
}

.culture-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
}

.culture-card p {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* 团队介绍 */
.team-section {
    padding: var(--space-4xl) 0;
    background: var(--bg-light);
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-xl);
}

.team-member {
    text-align: center;
    background: white;
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

.team-member:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.member-photo {
    width: 120px;
    height: 120px;
    margin: 0 auto var(--space-lg);
    border-radius: 50%;
    overflow: hidden;
    background: var(--primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
}

.member-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.member-photo span {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.team-member h4 {
    font-size: 1.125rem;
    font-weight: 600;
}

.member-role {
    font-size: 0.875rem;
    color: var(--primary-color);
    font-weight: 500;
    margin-bottom: var(--space-xs);
}

.member-desc {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* 合作伙伴 */
.partners-section {
    padding: var(--space-3xl) 0;
    background: var(--bg-white);
}

.partners-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: var(--space-lg);
}

.partner-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 80px;
    background: var(--bg-light);
    border-radius: var(--radius-md);
    font-weight: 500;
    color: var(--text-secondary);
    transition: all var(--transition-normal);
}

.partner-logo:hover {
    background: var(--primary-light);
    color: var(--primary-color);
}

/* 关于页CTA */
.about-cta {
    padding: var(--space-3xl) 0;
    background: var(--bg-light);
}

/* ========================================
   14. 联系我们页 / Contact Page
   ======================================== */
.contact-cards {
    padding: var(--space-2xl) 0 0;
    background: white;
}

.contact-cards-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
    margin-bottom: calc(var(--space-3xl) * -1);
    position: relative;
    z-index: 1;
}

.contact-card {
    text-align: center;
    padding: var(--space-2xl);
    background: white;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-normal);
}

.contact-card:hover {
    transform: translateY(-5px);
}

.contact-card-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--space-lg);
    background: var(--primary-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
}

.contact-card h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--space-sm);
}

.contact-value {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: var(--space-xs);
}

.contact-value a {
    color: inherit;
}

.contact-note {
    font-size: 0.875rem;
    color: var(--text-muted);
}

.contact-main {
    padding: calc(var(--space-4xl) + var(--space-xl)) 0 var(--space-3xl);
    background: var(--bg-light);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: var(--space-2xl);
}

.contact-form-section {
    background: white;
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
    box-shadow: var(--shadow-sm);
}

.form-header {
    margin-bottom: var(--space-xl);
    text-align: center;
}

.form-header h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--space-xs);
}

.form-header p {
    color: var(--text-secondary);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
}

.form-group {
    margin-bottom: var(--space-lg);
}

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: var(--space-sm);
    color: var(--text-primary);
}

.required {
    color: var(--accent-color);
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border-gray);
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px var(--primary-light);
}

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

.form-captcha .captcha-input {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.form-captcha input {
    flex: 1;
}

.captcha-img {
    height: 44px;
    border-radius: var(--radius-sm);
    cursor: pointer;
}

.form-actions {
    text-align: center;
}

.form-actions .btn {
    min-width: 200px;
}

/* 侧边栏 */
.contact-sidebar {
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
}

.map-container {
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    background: var(--bg-white);
}

.map-container iframe {
    display: block;
}

.contact-tips,
.business-hours {
    background: white;
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    box-shadow: var(--shadow-sm);
}

.contact-tips h4,
.business-hours h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-sm);
    border-bottom: 2px solid var(--primary-color);
}

.contact-tips ul li,
.business-hours ul li {
    padding: var(--space-sm) 0;
    color: var(--text-secondary);
    font-size: 0.9rem;
    border-bottom: 1px solid var(--border-light);
}

.contact-tips ul li:last-child,
.business-hours ul li:last-child {
    border-bottom: none;
}

.business-hours ul li {
    display: flex;
    justify-content: space-between;
}

/* FAQ */
.faq-section {
    padding: var(--space-3xl) 0 var(--space-4xl);
    background: var(--bg-light);
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: white;
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-lg);
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-primary);
    text-align: left;
}

.faq-question:hover {
    color: var(--primary-color);
}

.faq-icon {
    font-size: 1.25rem;
    color: var(--primary-color);
    transition: transform var(--transition-normal);
}

.faq-item.open .faq-icon {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-slow);
}

.faq-item.open .faq-answer {
    max-height: 200px;
}

.faq-answer p {
    padding: 0 var(--space-lg) var(--space-lg);
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ========================================
   15. 底部 / Footer
   ======================================== */
.footer {
    background: var(--bg-dark);
    color: rgba(255, 255, 255, 0.7);
    padding-top: var(--space-3xl);
}

.footer a {
    color: rgba(255, 255, 255, 0.7);
}

.footer a:hover {
    color: white;
}

.footer-main {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--space-2xl);
    padding-bottom: var(--space-3xl);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-logo {
    margin-bottom: var(--space-md);
}

.footer-logo img {
    height: 64px;
    width: auto;
}

.footer-about {
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: var(--space-md);
    color: rgba(255, 255, 255, 0.6);
}

.footer-contact-mini {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.footer-contact-mini span {
    font-size: 0.9rem;
}

.footer-nav h4,
.footer-products h4 {
    font-size: 1rem;
    font-weight: 600;
    color: white;
    margin-bottom: var(--space-lg);
}

.footer-nav ul li,
.footer-products ul li {
    margin-bottom: var(--space-sm);
}

.footer-nav ul li a,
.footer-products ul li a {
    font-size: 0.9rem;
    transition: all var(--transition-fast);
}

.qrcode-wrap {
    width: 100px;
    height: 100px;
    background: white;
    border-radius: var(--radius-md);
    padding: var(--space-xs);
    margin-bottom: var(--space-sm);
}

.footer-qrcode p {
    font-size: 0.875rem;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-lg) 0;
    font-size: 0.875rem;
}

.copyright {
    display: flex;
    gap: var(--space-lg);
}

.footer-links {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.divider {
    color: rgba(255, 255, 255, 0.3);
}

/* ========================================
   16. 404页面 / Error Page
   ======================================== */
.error-page {
    padding: var(--space-4xl) 0;
    text-align: center;
    min-height: 70vh;
    display: flex;
    align-items: center;
}

.error-content {
    max-width: 600px;
    margin: 0 auto;
}

.error-code {
    font-size: 8rem;
    font-weight: 700;
    line-height: 1;
    margin-bottom: var(--space-md);
    color: var(--primary-color);
}

.error-code .digit {
    display: inline-block;
}

.error-code .digit-0 {
    color: var(--accent-color);
}

.error-page h1 {
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: var(--space-sm);
    color: var(--text-primary);
}

.error-page > p {
    color: var(--text-secondary);
    margin-bottom: var(--space-xl);
}

.error-actions {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
    margin-bottom: var(--space-2xl);
}

.error-sitemap h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
    color: var(--text-primary);
}

.quick-links {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: var(--space-xl);
}

.quick-links li a {
    padding: 0.5rem 1rem;
    background: var(--bg-light);
    border-radius: var(--radius-full);
    font-size: 0.9rem;
}

.error-search p {
    color: var(--text-secondary);
    margin-bottom: var(--space-md);
}

.search-form {
    max-width: 400px;
    margin: 0 auto;
}

.search-input-lg {
    display: flex;
    position: relative;
}

.search-input-lg input {
    width: 100%;
    padding: 0.875rem 1.25rem;
    padding-right: 3rem;
    border: 2px solid var(--border-gray);
    border-radius: var(--radius-full);
    font-size: 1rem;
    transition: all var(--transition-fast);
}

.search-input-lg input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px var(--primary-light);
}

.search-input-lg .search-btn {
    position: absolute;
    right: 0.5rem;
    top: 50%;
    transform: translateY(-50%);
    padding: 0.5rem;
    color: var(--primary-color);
}

/* 产品列表4列网格布局 */
.product-list-main .news-list-main {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.product-list-main .product-card,
.product-list-main .product-card-horizontal {
    display: flex;
    flex-direction: column;
    margin-bottom: 0;
    background: #fff;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
}

.product-list-main .product-card:hover,
.product-list-main .product-card-horizontal:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.12);
}

.product-list-main .product-card-horizontal {
    flex-direction: column;
}

.product-list-main .product-card .news-image,
.product-list-main .product-card-horizontal .news-image {
    width: 100%;
    height: 180px;
    flex: none;
    background: #f8f8f8;
}

.product-list-main .product-card .news-image img,
.product-list-main .product-card-horizontal .news-image img {
    object-fit: contain;
    padding: 12px;
}

.product-list-main .product-card .news-content,
.product-list-main .product-card-horizontal .news-content {
    padding: 16px;
}

.product-list-main .product-card .news-content h2,
.product-list-main .product-card-horizontal .news-content h3 {
    font-size: 15px;
    margin-bottom: 8px;
}

.product-list-main .product-card .news-date,
.product-list-main .product-card-horizontal .news-date {
    display: none;
}

.product-list-main .product-card .news-excerpt,
.product-list-main .product-card-horizontal .news-excerpt {
    display: none;
}

.product-list-main .read-more {
    display: none;
}

@media (max-width: 1200px) {
    .product-list-main .news-list-main {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .product-list-main .news-list-main {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }
}

@media (max-width: 480px) {
    .product-list-main .news-list-main {
        grid-template-columns: 1fr;
    }
}

/* ========================================
   UI/UX 增强改进
   ======================================== */

/* 色彩对比度修复 */
:root {
    --accent-color: #ff6b35;
    --accent-dark: #e55a2b;
    --accent-light: #fff4f0;
    --text-on-dark: #f7fafc;
    --text-on-light: #1a202c;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --error-color: #ef4444;
}

/* 辅助色使用 - CTA按钮 */
.btn-accent {
    background: var(--accent-color);
    color: white;
}

.btn-accent:hover {
    background: var(--accent-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(255, 107, 53, 0.4);
}

/* 渐变背景 */
.gradient-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
}

.gradient-accent {
    background: linear-gradient(135deg, var(--accent-color) 0%, #ff8c5a 100%);
}

.gradient-dark {
    background: linear-gradient(180deg, #1a202c 0%, #2d3748 100%);
}

/* 按钮交互增强 */
.btn {
    position: relative;
    overflow: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn::before {
    content: ";
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

.btn:hover::before {
    left: 100%;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 82, 204, 0.25);
}

.btn:active {
    transform: translateY(0);
    box-shadow: 0 2px 8px rgba(0, 82, 204, 0.2);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-color) 100%);
}

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

/* 卡片悬浮效果 */
.card-hover {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.card-hover:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

/* 产品卡片增强 */
.product-card {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.product-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 16px 32px rgba(0, 82, 204, 0.15);
}

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

.product-card-image {
    overflow: hidden;
}

.product-card-image img {
    transition: transform 0.5s ease;
}

/* 新闻卡片增强 */
.news-card {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.news-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.1);
}

/* 链接悬浮效果 */
a {
    transition: all var(--transition-fast);
}

.nav-item > a:hover {
    color: var(--primary-color);
    background: var(--primary-light);
}

/* 表单元素增强 */
input:focus,
textarea:focus,
select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 82, 204, 0.15);
}

/* 焦点可见性 - 无障碍 */
:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* 触摸目标优化 - 最小48x48dp */
@media (max-width: 767px) {
    .btn {
        min-height: 56px;
        padding: 12px 24px;
    }
    
    .nav-item > a {
        min-height: 56px;
        display: flex;
        align-items: center;
    }
    
    .footer-nav ul li a,
    .footer-products ul li a {
        min-height: 56px;
        display: inline-flex;
        align-items: center;
        padding: 8px 16px;
    }
    
    .page-link {
        min-width: 48px;
        min-height: 56px;
    }
    
    .tab-btn {
        min-height: 56px;
    }
}

/* 滚动动画基础 */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.animate-on-scroll.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* 加载动画 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

/* 脉冲动画 - 用于CTA按钮 */
@keyframes pulse {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(255, 107, 53, 0.4);
    }
    50% {
        box-shadow: 0 0 0 12px rgba(255, 107, 53, 0);
    }
}

.btn-pulse {
    animation: pulse 2s infinite;
}

/* 色彩对比度修复 - 浅色背景上的文字 */
.text-on-light {
    color: var(--text-primary) !important;
}

.hero-subtitle,
.section-header p {
    color: var(--text-secondary);
}

/* 深色背景上的文字对比度 */
.footer {
    color: var(--text-on-dark);
}

.footer a {
    color: rgba(255, 255, 255, 0.85);
}

.footer a:hover {
    color: white;
}

/* 骨架屏加载效果 */
@keyframes shimmer {
    0% {
        background-position: -200% 0;
    }
    100% {
        background-position: 200% 0;
    }
}

.skeleton {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
}

/* ========== 产品列表网格 ========== */
.products-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.products-grid-page { grid-template-columns: repeat(3, 1fr); }

.product-card { background: #fff; border-radius: 12px; overflow: hidden; transition: transform 0.3s, box-shadow 0.3s; }
.product-card:hover { transform: translateY(-4px); box-shadow: 0 12px 24px rgba(0,0,0,0.1); }
.product-card .product-image { aspect-ratio: 1; overflow: hidden; background: #f8fafc; }
.product-card .product-image img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.3s; }
.product-card:hover .product-image img { transform: scale(1.05); }
.product-card .product-info { padding: 16px; }
.product-card .product-info h3 { font-size: 0.95rem; margin: 0; line-height: 1.4; }
.product-card .product-info a { color: #1e293b; text-decoration: none; }
.product-card .product-info a:hover { color: #0052cc; }

/* ========== 产品列表页布局 ========== */
.products-page { background: #f8fafc; }
.products-layout { display: grid; grid-template-columns: 240px 1fr; gap: 32px; }
.products-sidebar .sidebar-widget { background: #fff; padding: 20px; border-radius: 12px; position: sticky; top: 100px; }
.products-sidebar h3 { font-size: 1rem; margin-bottom: 16px; padding-bottom: 12px; border-bottom: 2px solid #e2e8f0; }
.products-sidebar .category-list { list-style: none; }
.products-sidebar .category-list li { margin-bottom: 8px; }
.products-sidebar .category-list a { display: block; padding: 10px 12px; color: #475569; text-decoration: none; border-radius: 6px; transition: all 0.2s; }
.products-sidebar .category-list a:hover { background: #f1f5f9; color: #0052cc; }
.products-sidebar .category-list li.active a { background: #eff6ff; color: #0052cc; font-weight: 600; }

/* ========== 案例网格 ========== */
.cases-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.case-card { background: #fff; border-radius: 12px; overflow: hidden; box-shadow: 0 2px 8px rgba(0,0,0,0.06); transition: transform 0.3s, box-shadow 0.3s; }
.case-card:hover { transform: translateY(-4px); box-shadow: 0 12px 24px rgba(0,0,0,0.1); }
.case-card .case-image { aspect-ratio: 16/10; overflow: hidden; }
.case-card .case-image img { width: 100%; height: 100%; object-fit: cover; }
.case-card .case-info { padding: 16px; }
.case-card .case-info h3 { font-size: 1rem; margin: 0 0 8px; }
.case-card .case-info a { color: #1e293b; text-decoration: none; }
.case-card .case-info a:hover { color: #0052cc; }
.case-card .case-info p { font-size: 0.875rem; color: #64748b; margin: 0; }

/* ========== 新闻网格 ========== */
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.news-card { background: #fff; border-radius: 12px; overflow: hidden; box-shadow: 0 2px 8px rgba(0,0,0,0.06); transition: transform 0.3s; }
.news-card:hover { transform: translateY(-4px); }
.news-card .news-image { aspect-ratio: 16/10; overflow: hidden; }
.news-card .news-image img { width: 100%; height: 100%; object-fit: cover; }
.news-card .news-info { padding: 16px; }
.news-card .news-meta { display: flex; gap: 12px; margin-bottom: 8px; font-size: 0.8rem; color: #94a3b8; }
.news-card h3 { font-size: 1rem; margin: 0 0 8px; line-height: 1.4; }
.news-card h3 a { color: #1e293b; text-decoration: none; }
.news-card h3 a:hover { color: #0052cc; }
.news-card p { font-size: 0.875rem; color: #64748b; margin: 0 0 12px; line-height: 1.6; }
.news-card .news-link { font-size: 0.85rem; color: #0052cc; text-decoration: none; display: inline-flex; align-items: center; gap: 4px; }
.news-card .news-link:hover { text-decoration: underline; }

/* ========== 新闻列表 ========== */
.news-list { display: flex; flex-direction: column; gap: 24px; }
.news-item { display: grid; grid-template-columns: 280px 1fr; gap: 24px; background: #fff; border-radius: 12px; overflow: hidden; box-shadow: 0 2px 8px rgba(0,0,0,0.06); }
.news-item .news-image { aspect-ratio: 16/10; overflow: hidden; }
.news-item .news-image img { width: 100%; height: 100%; object-fit: cover; }
.news-item .news-info { padding: 16px 16px 16px 0; display: flex; flex-direction: column; justify-content: center; }

/* ========== 服务网格 ========== */
.services-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.service-card { background: #fff; padding: 32px 24px; border-radius: 12px; text-align: center; box-shadow: 0 2px 8px rgba(0,0,0,0.06); transition: transform 0.3s, box-shadow 0.3s; }
.service-card:hover { transform: translateY(-4px); box-shadow: 0 12px 24px rgba(0,0,0,0.1); }
.service-card .service-icon { width: 64px; height: 64px; margin: 0 auto 16px; background: #eff6ff; border-radius: 50%; display: flex; align-items: center; justify-content: center; color: #0052cc; font-size: 1.5rem; }
.service-card h3 { font-size: 1.1rem; margin-bottom: 12px; }
.service-card p { font-size: 0.9rem; color: #64748b; line-height: 1.6; margin-bottom: 16px; }
.service-card .service-link { color: #0052cc; text-decoration: none; font-size: 0.9rem; }
.service-card .service-link:hover { text-decoration: underline; }

/* ========== 解决方案网格 ========== */
.solutions-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.solution-card { background: #fff; border-radius: 12px; overflow: hidden; box-shadow: 0 2px 8px rgba(0,0,0,0.06); transition: transform 0.3s; }
.solution-card:hover { transform: translateY(-4px); }
.solution-card .solution-icon { width: 64px; height: 64px; margin: 24px auto 16px; background: #eff6ff; border-radius: 50%; display: flex; align-items: center; justify-content: center; color: #0052cc; font-size: 1.5rem; }
.solution-card h3 { text-align: center; font-size: 1.1rem; margin-bottom: 12px; padding: 0 16px; }
.solution-card p { text-align: center; font-size: 0.9rem; color: #64748b; padding: 0 16px 24px; line-height: 1.6; }

/* ========== 特色网格 ========== */
.features-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.feature-card { background: #fff; padding: 32px 24px; border-radius: 12px; text-align: center; box-shadow: 0 2px 8px rgba(0,0,0,0.06); }
.feature-card .feature-icon { width: 56px; height: 56px; margin: 0 auto 16px; background: linear-gradient(135deg, #0052cc 0%, #003d99 100%); border-radius: 12px; display: flex; align-items: center; justify-content: center; color: #fff; font-size: 1.25rem; }
.feature-card h3 { font-size: 1rem; margin-bottom: 8px; }
.feature-card p { font-size: 0.875rem; color: #64748b; margin: 0; }

/* ========== 统计网格 ========== */
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; text-align: center; }
.stat-item { padding: 24px; }
.stat-number { font-size: 2.5rem; font-weight: 700; color: #0052cc; line-height: 1; margin-bottom: 8px; }
.stat-label { font-size: 0.95rem; color: #64748b; }

/* ========== 团队网格 ========== */
.team-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.team-card { background: #fff; border-radius: 12px; overflow: hidden; text-align: center; box-shadow: 0 2px 8px rgba(0,0,0,0.06); }
.team-card .team-image { aspect-ratio: 1; overflow: hidden; background: #f1f5f9; }
.team-card .team-image img { width: 100%; height: 100%; object-fit: cover; }
.team-card .team-info { padding: 16px; }
.team-card h3 { font-size: 1rem; margin-bottom: 4px; }
.team-card p { font-size: 0.85rem; color: #64748b; margin: 0; }

/* ========== 关于我们网格 ========== */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.about-image { border-radius: 12px; overflow: hidden; box-shadow: 0 8px 24px rgba(0,0,0,0.1); }
.about-image img { width: 100%; height: auto; display: block; }
.about-content h2 { font-size: 1.75rem; margin-bottom: 16px; }
.about-content .about-text { color: #475569; line-height: 1.8; margin-bottom: 24px; }
.about-highlights { display: flex; flex-direction: column; gap: 12px; }
.about-highlights .highlight-item { display: flex; align-items: center; gap: 12px; color: #334155; }
.about-highlights .highlight-item i { color: #0052cc; }

/* ========== Section 通用 ========== */
.section-padding { padding: 60px 0; }
.section-header { margin-bottom: 40px; }
.section-header.text-center { text-align: center; }
.section-header .section-tagline { display: inline-block; font-size: 0.75rem; text-transform: uppercase; letter-spacing: 2px; color: #0052cc; background: #eff6ff; padding: 4px 12px; border-radius: 4px; margin-bottom: 12px; }
.section-header h2 { font-size: 1.75rem; color: #1e293b; margin-bottom: 8px; }
.section-header p { font-size: 1rem; color: #64748b; }
.section-header .section-more { float: right; color: #0052cc; text-decoration: none; font-size: 0.9rem; }
.section-header .section-more:hover { text-decoration: underline; }

/* ========== 分页 ========== */
.pagination { display: flex; justify-content: center; gap: 8px; margin-top: 32px; }
.pagination a, .pagination span { display: inline-flex; align-items: center; justify-content: center; min-width: 40px; height: 40px; padding: 0 12px; border: 1px solid #e2e8f0; border-radius: 8px; color: #475569; text-decoration: none; font-size: 0.9rem; transition: all 0.2s; }
.pagination a:hover { border-color: #0052cc; color: #0052cc; }
.pagination .current { background: #0052cc; border-color: #0052cc; color: #fff; }

/* ========== CTA 区块 ========== */
.cta-section { background: linear-gradient(135deg, #0052cc 0%, #003d99 100%); padding: 60px 0; }
.cta-content { text-align: center; color: #fff; }
.cta-content h2 { font-size: 1.75rem; margin-bottom: 12px; }
.cta-content p { font-size: 1rem; opacity: 0.9; margin-bottom: 24px; }
.cta-buttons { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.cta-buttons .btn-white { background: #fff; color: #0052cc; border-color: #fff; }
.cta-buttons .btn-white:hover { background: #f1f5f9; }
.cta-buttons .btn-outline-white { background: transparent; color: #fff; border-color: #fff; }
.cta-buttons .btn-outline-white:hover { background: #fff; color: #0052cc; }

/* ========== 按钮样式 ========== */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 10px 20px; font-size: 0.95rem; font-weight: 500; border-radius: 8px; border: 2px solid transparent; cursor: pointer; transition: all 0.2s; text-decoration: none; }
.btn-primary { background: #0052cc; color: #fff; border-color: #0052cc; }
.btn-primary:hover { background: #003d99; border-color: #003d99; }
.btn-outline { background: transparent; color: #0052cc; border-color: #0052cc; }
.btn-outline:hover { background: #0052cc; color: #fff; }
.btn-lg { padding: 14px 28px; font-size: 1rem; }
.btn-sm { padding: 8px 16px; font-size: 0.85rem; }

/* ========== 响应式补充 ========== */
@media (max-width: 1199px) {
    .products-grid { grid-template-columns: repeat(3, 1fr); }
    .products-grid-page { grid-template-columns: repeat(2, 1fr); }
    .services-grid, .solutions-grid, .features-grid, .stats-grid, .team-grid { grid-template-columns: repeat(2, 1fr); }
    .news-grid, .cases-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 991px) {
    .products-layout { grid-template-columns: 1fr; }
    .products-sidebar { order: -1; }
    .products-sidebar .sidebar-widget { position: static; }
    .news-item { grid-template-columns: 1fr; }
    .news-item .news-info { padding: 16px; }
}
@media (max-width: 767px) {
    .products-grid, .products-grid-page { grid-template-columns: repeat(2, 1fr); }
    .services-grid, .solutions-grid, .features-grid, .stats-grid, .team-grid { grid-template-columns: 1fr; }
    .news-grid, .cases-grid { grid-template-columns: 1fr; }
    .about-grid { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ========== Hero Section 轮播图样式 ========== */
.hero-section {
    position: relative;
    width: 100%;
    overflow: hidden;
    text-align: center;
}

.hero-swiper {
    width: 100%;
    height: auto;
    margin: 0 auto;
}

.hero-swiper .swiper-wrapper {
    width: 100%;
}

.hero-swiper .swiper-slide {
    width: 100%;
}

.hero-slide {
    position: relative;
    width: 100%;
    min-height: 300px;
    max-height: 500px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-slide img {
    width: 100%;
    height: auto;
    max-height: 500px;
    object-fit: cover;
    object-position: center center;
    display: block;
    margin: 0 auto;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0, 82, 204, 0.75) 0%, rgba(0, 61, 153, 0.6) 100%);
    pointer-events: none;
}

.hero-content {
    position: absolute;
    top: 50%;
    left: 0;
    transform: translateY(-50%);
    padding: 0 10%;
    z-index: 10;
    max-width: 600px;
    color: white;
}

.hero-title {
    font-size: clamp(1.75rem, 4vw, 3rem);
    font-weight: 700;
    margin-bottom: 16px;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    font-size: clamp(0.95rem, 2vw, 1.25rem);
    opacity: 0.95;
    margin-bottom: 24px;
    line-height: 1.6;
}

.btn-hero {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(4px);
    border: 2px solid rgba(255, 255, 255, 0.5);
    color: white;
    padding: 12px 28px;
    font-size: 0.95rem;
    border-radius: 50px;
    transition: all 0.3s ease;
}

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

/* 轮播导航 */
.hero-prev,
.hero-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 48px;
    height: 56px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 20;
    transition: all 0.3s ease;
    font-size: 18px;
    font-weight: bold;
}

.hero-prev::after {
    content: '‹';
    font-size: 24px;
}

.hero-next::after {
    content: '›';
    font-size: 24px;
}

.hero-prev:hover,
.hero-next:hover {
    background: white;
    color: var(--primary-color);
}

.hero-prev { left: 20px; }
.hero-next { right: 20px; }

.hero-pagination {
    position: absolute;
    bottom: 20px !important;
    left: 50%;
    transform: translateX(-50%);
    z-index: 20;
}

.hero-pagination .swiper-pagination-bullet {
    width: 12px;
    height: 12px;
    background: rgba(255, 255, 255, 0.5);
    opacity: 1;
    margin: 0 6px;
}

.hero-pagination .swiper-pagination-bullet-active {
    background: white;
}

/* 响应式 */
@media (max-width: 767px) {
    .hero-slide {
        min-height: 250px;
        max-height: 400px;
    }
    .hero-slide img {
        max-height: 400px;
    }
    .hero-content {
        padding: 0 5%;
    }
    .hero-prev, .hero-next {
        width: 36px;
        height: 36px;
    }
    .hero-prev { left: 10px; }
    .hero-next { right: 10px; }
}

/* ========== 隐私政策页面样式 ========== */
.legal-section {
    background: #fff;
}

.legal-content {
    max-width: 900px;
    margin: 0 auto;
}

.legal-intro {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    border-radius: 16px;
    padding: 32px;
    margin-bottom: 48px;
    border-left: 4px solid var(--primary-color);
}

.legal-intro .lead-text {
    font-size: 1.05rem;
    line-height: 1.9;
    color: #334155;
    margin: 0;
}

.legal-article {
    margin-bottom: 48px;
    padding-bottom: 32px;
    border-bottom: 1px solid #e2e8f0;
}

.legal-article:last-of-type {
    border-bottom: none;
}

.article-header {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 24px;
}

.article-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 56px;
    background: linear-gradient(135deg, var(--primary-color) 0%, #003d99 100%);
    color: white;
    font-size: 1.25rem;
    font-weight: 700;
    border-radius: 12px;
    flex-shrink: 0;
}

.article-header h2 {
    font-size: 1.5rem;
    font-weight: 600;
    color: #1e293b;
    margin: 0;
}

.article-body p {
    font-size: 1rem;
    line-height: 1.8;
    color: #475569;
    margin-bottom: 20px;
}

/* 信息卡片 */
.info-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 24px;
}

.info-card {
    background: #f8fafc;
    border-radius: 12px;
    padding: 24px;
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid #e2e8f0;
}

.info-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 24px rgba(0, 82, 204, 0.1);
    border-color: var(--primary-color);
}

.info-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--primary-color) 0%, #003d99 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    color: white;
    font-size: 1.5rem;
}

.info-card h4 {
    font-size: 1.05rem;
    font-weight: 600;
    color: #1e293b;
    margin-bottom: 8px;
}

.info-card p {
    font-size: 0.9rem;
    color: #64748b;
    line-height: 1.6;
    margin: 0;
}

/* 列表样式 */
.legal-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.legal-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 12px 16px;
    background: #f8fafc;
    border-radius: 8px;
    margin-bottom: 12px;
    font-size: 0.95rem;
    color: #475569;
    line-height: 1.7;
}

.legal-list li i {
    color: var(--primary-color);
    margin-top: 4px;
    flex-shrink: 0;
}

/* 安全高亮 */
.security-highlight {
    display: flex;
    align-items: center;
    gap: 20px;
    background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
    border-radius: 12px;
    padding: 24px;
    border: 1px solid #bfdbfe;
}

.security-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--primary-color) 0%, #003d99 100%);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.75rem;
    flex-shrink: 0;
}

.security-highlight p {
    margin: 0;
    font-size: 1rem;
    line-height: 1.8;
    color: #1e40af;
}

/* 联系信息框 */
.contact-info-box {
    background: #f8fafc;
    border-radius: 12px;
    padding: 24px;
    border: 1px solid #e2e8f0;
}

.contact-row {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 12px 0;
    border-bottom: 1px solid #e2e8f0;
}

.contact-row:last-child {
    border-bottom: none;
}

.contact-label {
    display: flex;
    align-items: center;
    gap: 8px;
    min-width: 140px;
    font-size: 0.9rem;
    color: #64748b;
}

.contact-label i {
    color: var(--primary-color);
}

.contact-value {
    font-size: 0.95rem;
    color: #1e293b;
    font-weight: 500;
}

.contact-value a {
    color: var(--primary-color);
    text-decoration: none;
}

.contact-value a:hover {
    text-decoration: underline;
}

/* 页脚 */
.legal-footer {
    text-align: center;
    padding-top: 32px;
    margin-top: 32px;
    border-top: 1px solid #e2e8f0;
}

.legal-footer p {
    font-size: 0.9rem;
    color: #94a3b8;
}

.legal-footer i {
    margin-right: 8px;
}

/* 响应式 */
@media (max-width: 991px) {
    .info-cards {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 767px) {
    .info-cards {
        grid-template-columns: 1fr;
    }
    
    .legal-intro {
        padding: 24px;
    }
    
    .article-header {
        gap: 12px;
    }
    
    .article-number {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }
    
    .article-header h2 {
        font-size: 1.25rem;
    }
    
    .security-highlight {
        flex-direction: column;
        text-align: center;
    }
    
    .contact-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 4px;
    }
}

/* 服务条款/隐私政策页面 - 额外样式 */
.notice-box {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px;
    border-radius: 12px;
    margin: 20px 0;
}

.notice-box.warning {
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    border: 1px solid #f59e0b;
}

.notice-box.info {
    background: linear-gradient(135deg, #dbeafe 0%, #bfdbfe 100%);
    border: 1px solid #3b82f6;
}

.notice-icon {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 1.25rem;
}

.notice-box.warning .notice-icon {
    background: #f59e0b;
    color: white;
}

.notice-box.info .notice-icon {
    background: #3b82f6;
    color: white;
}

.notice-box p {
    margin: 0;
    font-size: 0.95rem;
    line-height: 1.7;
}

.notice-box.warning p {
    color: #92400e;
}

.notice-box.info p {
    color: #1e40af;
}