/* common.css - 公共样式 */
:root {
    /* 配色方案 */
    --primary-color: #0A4DA8;
    --primary-light: #0080D6;
    --accent-color: #FF6B00;
    --bg-color: #F5F7FA;
    --dark-bg: #1A2B3C;
    --text-primary: #333333;
    --text-secondary: #666666;
    --white: #FFFFFF;
    --border-color: #E0E0E0;
    
    /* 间距 */
    --section-padding: 80px 0;
    --container-width: 1200px;
}

/* 容器 */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* 导航栏 */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: var(--white);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    z-index: 1000;
    transition: all 0.3s ease;
}

.navbar.scrolled {
    box-shadow: 0 2px 20px rgba(0,0,0,0.15);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

/* Logo */
.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-text {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary-color);
}

.logo-subtext {
    font-size: 12px;
    color: var(--text-secondary);
    font-weight: 400;
}

/* 导航菜单 */
.nav-menu {
    display: flex;
    align-items: center;
    gap: 30px;
}

.nav-menu a {
    font-size: 15px;
    color: var(--text-primary);
    transition: color 0.3s ease;
    position: relative;
}

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

.nav-menu a.active::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--primary-color);
}

/* 联系电话按钮 */
.contact-btn {
    background: var(--primary-color);
    color: var(--white);
    padding: 8px 20px;
    border-radius: 4px;
    font-size: 14px;
    transition: background 0.3s ease;
}

.contact-btn:hover {
    background: var(--primary-light);
}

/* 汉堡菜单 */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    transition: all 0.3s ease;
}

/* 页面Banner */
.page-banner {
    height: 400px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    text-align: center;
    margin-top: 70px;
    position: relative;
    background-size: cover;
    background-position: center;
}

.page-banner::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: linear-gradient(135deg, rgba(10,77,168,0.65) 0%, rgba(0,128,214,0.55) 100%);
    z-index: 1;
}

.page-banner .container {
    position: relative;
    z-index: 2;
}

.page-banner h1 {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 15px;
}

.page-banner p {
    font-size: 18px;
    opacity: 0.9;
}

/* 区块标题 */
.section-title {
    text-align: center;
    margin-bottom: 50px;
}

.section-title h2 {
    font-size: 36px;
    color: var(--text-primary);
    margin-bottom: 15px;
}

.section-title p {
    font-size: 16px;
    color: var(--text-secondary);
}

/* 按钮样式 */
.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 4px;
    font-size: 16px;
    font-weight: 500;
    transition: all 0.3s ease;
    cursor: pointer;
}

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

.btn-primary:hover {
    background: var(--primary-light);
}

.btn-secondary {
    background: transparent;
    color: var(--white);
    border: 2px solid var(--white);
}

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

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

.btn-accent:hover {
    opacity: 0.9;
}

/* 卡片样式 */
.card {
    background: var(--white);
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    padding: 30px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

/* 页脚 */
.footer {
    background: var(--dark-bg);
    color: var(--white);
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 15px;
}

.footer-desc {
    font-size: 14px;
    line-height: 1.8;
    opacity: 0.8;
    margin-bottom: 20px;
}

.footer h3 {
    font-size: 18px;
    margin-bottom: 20px;
    font-weight: 600;
}

.footer-links a {
    display: block;
    color: rgba(255,255,255,0.8);
    margin-bottom: 10px;
    transition: color 0.3s ease;
}

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

.footer-contact p {
    margin-bottom: 10px;
    font-size: 14px;
    opacity: 0.8;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 30px;
    text-align: center;
    font-size: 14px;
    opacity: 0.7;
}

/* 认证标识 */
.certifications {
    display: flex;
    gap: 15px;
    margin-top: 20px;
    flex-wrap: wrap;
}

.cert-badge {
    background: rgba(255,255,255,0.1);
    padding: 5px 15px;
    border-radius: 4px;
    font-size: 12px;
}

.cert-wall-image {
    margin-top: 20px;
    border-radius: 6px;
    overflow: hidden;
    max-width: 220px;
}

.cert-wall-image img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 6px;
    transition: transform 0.3s ease;
}

.cert-wall-image:hover img {
    transform: scale(1.03);
}

/* 动画 */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* ===== 首页样式 ===== */

/* Hero Banner */
.hero-banner {
    height: 500px;
    position: relative;
    overflow: hidden;
}

.hero-banner .carousel {
    height: 100%;
    position: relative;
}

.hero-banner .slide {
    height: 100%;
    display: none;
    align-items: center;
    justify-content: center;
    background-size: cover;
    background-position: center;
    position: relative;
}

.hero-banner .slide::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: linear-gradient(135deg, rgba(10,77,168,0.6) 0%, rgba(0,128,214,0.45) 100%);
    z-index: 1;
}

.hero-banner .slide .container {
    position: relative;
    z-index: 2;
}

.hero-content {
    text-align: center;
    color: white;
    max-width: 800px;
    margin: 0 auto;
}

.hero-content h1 {
    font-size: 56px;
    font-weight: 700;
    margin-bottom: 15px;
}

.hero-subtitle {
    font-size: 20px;
    opacity: 0.9;
    margin-bottom: 15px;
    font-style: italic;
}

.hero-desc {
    font-size: 18px;
    opacity: 0.8;
    margin-bottom: 30px;
}

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

/* 区块间距 */
.section-padding {
    padding: var(--section-padding);
}

/* 品牌优势网格 */
.advantages-grid,
.cards-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.advantage-card,
.advantage-card h3 {
    font-size: 18px;
    margin: 15px 0 10px;
}

.advantage-card p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.card-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 15px;
}

/* 产品速览网格 */
.products-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.product-card {
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.product-image {
    height: 250px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

.product-badge {
    font-size: 48px;
    font-weight: bold;
    margin-bottom: 10px;
}

/* 产品中心图片（占位块替换为真实产品图） */
.product-img {
    max-width: 75%;
    max-height: 85%;
    object-fit: contain;
    transition: transform 0.3s ease;
    z-index: 1;
}
.product-card:hover .product-img {
    transform: scale(1.05);
}
.product-detail-img {
    max-width: 75%;
    max-height: 260px;
    object-fit: contain;
    transition: transform 0.3s ease;
}
.product-detail-image:hover .product-detail-img {
    transform: scale(1.03);
}

.product-info {
    padding: 25px;
}

.product-info h3 {
    font-size: 20px;
    margin-bottom: 10px;
}

.product-positioning {
    color: var(--primary-color);
    font-weight: 500;
    margin-bottom: 15px;
}

.product-standards {
    display: flex;
    gap: 10px;
    margin-bottom: 15px;
    flex-wrap: wrap;
}

.standard-badge {
    background: var(--bg-color);
    color: var(--primary-color);
    padding: 5px 12px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 500;
}

.product-desc {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 20px;
}

/* 生产实力 */
.strength-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    text-align: center;
}

.strength-item {
    padding: 20px;
}

.strength-item .counter {
    font-size: 48px;
    font-weight: 700;
    color: var(--accent-color);
    margin-bottom: 10px;
}

/* 静态大字（非数字动画，如"国六B"） */
.strength-item .counter-static {
    font-size: 36px;
    font-weight: 700;
    color: var(--accent-color);
    margin-bottom: 10px;
    line-height: 1.2;
}

.strength-item p {
    font-size: 16px;
    opacity: 0.8;
}

/* 本地服务入口 */
.service-entry-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.service-entry-card {
    padding: 40px;
}

.service-entry-card h3 {
    font-size: 24px;
    margin: 20px 0 15px;
}

.service-entry-card p {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 20px;
}

.service-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
}

/* 招商加盟CTA */
.cta-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.cta-content h2 {
    font-size: 36px;
    margin-bottom: 15px;
}

.cta-content p {
    font-size: 18px;
    opacity: 0.9;
    margin-bottom: 30px;
}

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

/* 新闻网格 */
.news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.news-card {
    padding: 25px;
}

.news-date {
    font-size: 12px;
    color: var(--text-secondary);
    margin-bottom: 10px;
}

.news-card h3 {
    font-size: 18px;
    margin-bottom: 10px;
    line-height: 1.4;
}

.news-card p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 15px;
}

.news-link {
    color: var(--primary-color);
    font-size: 14px;
    font-weight: 500;
    transition: color 0.3s ease;
}

.news-link:hover {
    color: var(--primary-light);
}

/* ===== 工厂实景展示 ===== */
.factory-gallery {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-top: 40px;
}

.factory-gallery-item {
    border-radius: 8px;
    overflow: hidden;
    position: relative;
}

.factory-gallery-item img {
    width: 100%;
    height: 260px;
    object-fit: cover;
    display: block;
    transition: transform 0.4s ease;
}

.factory-gallery-item:hover img {
    transform: scale(1.05);
}

.factory-gallery-item .gallery-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 12px 16px;
    background: linear-gradient(transparent, rgba(0,0,0,0.7));
    color: #fff;
    font-size: 14px;
    font-weight: 500;
}

.factory-gallery-wide {
    grid-column: span 2;
}

.factory-gallery-wide img {
    height: 320px;
}

/* 荣誉墙展示 */
.honor-wall {
    margin-top: 30px;
    border-radius: 8px;
    overflow: hidden;
    max-width: 100%;
}

.honor-wall img {
    width: 100%;
    max-height: 300px;
    object-fit: cover;
    display: block;
}

/* ===== 关于我们页面样式 ===== */

/* 品牌简介 */
.brand-intro {
    padding: 80px 0;
}

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

.intro-text h3 {
    font-size: 24px;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.intro-text p {
    font-size: 16px;
    line-height: 1.8;
    margin-bottom: 15px;
    color: var(--text-primary);
}

.brand-slogan {
    font-size: 20px;
    font-weight: 600;
    color: var(--primary-color);
    padding: 20px;
    background: var(--bg-color);
    border-radius: 8px;
    border-left: 4px solid var(--primary-color);
    margin: 20px 0;
}

/* 运营体系 */
.system-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.system-card {
    padding: 40px;
}

.system-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
}

.system-card h3 {
    font-size: 24px;
    margin-bottom: 15px;
    text-align: center;
}

.system-card p {
    font-size: 15px;
    line-height: 1.6;
    margin-bottom: 10px;
}

/* 生产实力展示 */
.strength-content {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    text-align: center;
}

.strength-number {
    font-size: 56px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.strength-number small {
    font-size: 24px;
    font-weight: 400;
}

.strength-content h3 {
    font-size: 20px;
    margin-bottom: 15px;
}

.strength-content p {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* 质量保障 */
.assurance-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.assurance-card {
    padding: 30px;
}

.assurance-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 15px;
}

.assurance-card h3 {
    font-size: 20px;
    margin-bottom: 15px;
    text-align: center;
}

.assurance-card p {
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-secondary);
    margin-bottom: 10px;
}

/* 企业价值观 */
.values-content {
    max-width: 900px;
    margin: 0 auto;
}

.values-text h3 {
    font-size: 28px;
    margin-bottom: 20px;
    color: var(--white);
}

.values-text p {
    font-size: 16px;
    line-height: 1.8;
    opacity: 0.9;
    margin-bottom: 15px;
}

.values-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.value-item {
    background: rgba(255, 255, 255, 0.1);
    padding: 20px;
    border-radius: 8px;
}

.value-item h4 {
    font-size: 18px;
    margin-bottom: 10px;
    color: var(--white);
}

.value-item p {
    font-size: 14px;
    opacity: 0.8;
    line-height: 1.6;
}

/* ===== 产品中心页面样式 ===== */

/* 产品导航 */
.product-nav {
    padding: 30px 0;
    background: var(--bg-color);
    position: sticky;
    top: 70px;
    z-index: 100;
}

.product-tabs {
    display: flex;
    gap: 20px;
    justify-content: center;
}

.tab-btn {
    padding: 10px 25px;
    border-radius: 4px;
    font-size: 16px;
    color: var(--text-secondary);
    transition: all 0.3s ease;
}

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

/* 产品详情 */
.product-detail {
    padding: 80px 0;
}

.product-detail-card {
    padding: 40px;
}

.product-detail-header {
    text-align: center;
    margin-bottom: 40px;
}

.product-detail-header h2 {
    font-size: 36px;
    color: var(--text-primary);
    margin-bottom: 10px;
}

.product-positioning {
    font-size: 18px;
    color: var(--primary-color);
    font-weight: 500;
}

.product-detail-content {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.product-detail-info h3 {
    font-size: 24px;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.product-detail-info p {
    font-size: 16px;
    line-height: 1.8;
    margin-bottom: 15px;
}

.standards-badges {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.product-features {
    list-style: none;
    margin-bottom: 20px;
}

.product-features li {
    font-size: 15px;
    line-height: 1.8;
    margin-bottom: 10px;
    padding-left: 20px;
    position: relative;
}

.product-features li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 12px;
    width: 8px;
    height: 8px;
    background: var(--primary-color);
    border-radius: 50%;
}

/* 技术参数表格 */
.product-spec-table-wrapper {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    margin-top: 20px;
    border-radius: 4px;
    position: relative;
}

.product-spec-table-wrapper::after {
    content: '← 左右滑动查看更多 →';
    display: none;
    font-size: 12px;
    color: var(--text-secondary);
    text-align: center;
    padding: 8px;
    background: var(--bg-color);
    border-bottom-left-radius: 4px;
    border-bottom-right-radius: 4px;
}

.product-spec-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 640px;
}

.product-spec-table th,
.product-spec-table td {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
    vertical-align: top;
    word-break: break-word;
    overflow-wrap: break-word;
}

.product-spec-table th {
    background: var(--bg-color);
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
}

.product-spec-table td {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ===== 本地服务页面样式 ===== */

/* 门店活动支持 */
.activities-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.activity-card {
    padding: 30px;
    text-align: center;
}

.activity-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 15px;
}

.activity-card h3 {
    font-size: 20px;
    margin-bottom: 10px;
}

.activity-card p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* 抖音本地生活服务 */
.douyin-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.douyin-card {
    padding: 30px;
    text-align: center;
}

.douyin-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 15px;
}

.douyin-card h3 {
    font-size: 20px;
    margin-bottom: 10px;
}

.douyin-card p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* 服务流程 */
.flow-steps {
    display: flex;
    gap: 30px;
    justify-content: center;
    position: relative;
}

.flow-step {
    flex: 1;
    text-align: center;
    padding: 30px;
    position: relative;
}

.flow-step::before {
    content: '';
    position: absolute;
    top: 50%;
    right: -15px;
    width: 30px;
    height: 2px;
    background: var(--primary-color);
}

.flow-step:last-child::before {
    display: none;
}

.step-number {
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: 700;
    margin: 0 auto 15px;
}

.flow-step h3 {
    font-size: 18px;
    margin-bottom: 10px;
}

.flow-step p {
    font-size: 14px;
    color: var(--text-secondary);
}

/* ===== 招商加盟页面样式 ===== */

/* 市场前景 */
.market-prospect {
    padding: 80px 0;
}

.prospect-content {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.prospect-item {
    padding: 30px;
}

.prospect-item h3 {
    font-size: 20px;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.prospect-item p {
    font-size: 15px;
    line-height: 1.6;
    color: var(--text-secondary);
}

/* 加盟优势 */
.franchise-advantages {
    padding: 80px 0;
    background: var(--bg-color);
}

/* 加盟流程 */
.franchise-process {
    padding: 80px 0;
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 20px;
}

.process-step {
    text-align: center;
    padding: 20px;
}

.process-step .step-number {
    width: 60px;
    height: 60px;
    font-size: 24px;
    margin-bottom: 20px;
}

.process-step h3 {
    font-size: 16px;
    margin-bottom: 10px;
}

.process-step p {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* 加盟条件 */
.franchise-conditions {
    padding: 80px 0;
    background: var(--bg-color);
}

.conditions-content {
    max-width: 800px;
    margin: 0 auto;
}

.conditions-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.condition-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px;
    background: var(--white);
    border-radius: 8px;
}

.condition-icon {
    width: 30px;
    height: 30px;
    background: var(--primary-color);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
}

.condition-item p {
    font-size: 15px;
    flex: 1;
}

/* 加盟表单 */
.franchise-form {
    padding: 80px 0;
}

.form-container {
    max-width: 800px;
    margin: 0 auto;
}

/* 保险凭证展示 */
.insurance-cert {
    margin-top: 15px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    overflow: hidden;
    cursor: pointer;
    transition: box-shadow 0.3s ease, transform 0.2s ease;
    position: relative;
}

.insurance-cert:hover {
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    transform: translateY(-2px);
}

.cert-thumb {
    width: 100%;
    height: 180px;
    object-fit: cover;
    object-position: top;
    display: block;
}

.cert-zoom-hint {
    position: absolute;
    bottom: 8px;
    right: 10px;
    background: rgba(0,0,0,0.6);
    color: #fff;
    padding: 3px 8px;
    border-radius: 4px;
    font-size: 11px;
    pointer-events: none;
}

/* 灯箱/大图预览 */
.lightbox-overlay {
    display: none;
    position: fixed;
    z-index: 9999;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.85);
    cursor: pointer;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.lightbox-overlay.active {
    display: flex;
}

.lightbox-overlay img {
    max-width: 95%;
    max-height: 95vh;
    object-fit: contain;
    border-radius: 4px;
    box-shadow: 0 8px 30px rgba(0,0,0,0.5);
    cursor: default;
}

.lightbox-close {
    position: absolute;
    top: 20px;
    right: 30px;
    color: #fff;
    font-size: 36px;
    font-weight: bold;
    cursor: pointer;
    z-index: 1;
    line-height: 1;
    transition: opacity 0.2s;
}

.lightbox-close:hover {
    opacity: 0.7;
}

/* ===== 联系我们页面样式 ===== */

/* 联系信息 */
.contact-info {
    padding: 80px 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.contact-card {
    padding: 40px;
    text-align: center;
}

.contact-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 20px;
}

.contact-card h3 {
    font-size: 20px;
    margin-bottom: 15px;
}

.contact-detail {
    font-size: 18px;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.contact-card p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* 地图 */
.map-section {
    padding: 80px 0;
    background: var(--bg-color);
}

.map-container {
    border-radius: 8px;
    overflow: hidden;
}

/* 留言表单 */
.contact-form {
    padding: 80px 0;
}

.message-form {
    max-width: 800px;
    margin: 0 auto;
}

/* 表单样式 */
.form-row {
    display: flex;
    gap: 20px;
    margin-bottom: 20px;
}

.form-group {
    flex: 1;
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 14px;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

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

/* 二维码区域 */
.qrcode-section {
    padding: 80px 0;
    background: var(--bg-color);
}

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