/* 全局样式 */
:root {
    --primary-color: #000;
    --secondary-color: #86868b;
    --background-color: #fff;
    --accent-color: #0071e3;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue", Arial, sans-serif;
}

html {
    scroll-behavior: smooth;
}

body {
    line-height: 1.5;
    color: var(--primary-color);
    font-size: 16px;
}

/* 导航栏样式 */
.nav-wrapper {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(10px) saturate(180%);
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav-wrapper.scrolled {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px) saturate(180%);
    box-shadow: 0 1px 20px rgba(0, 0, 0, 0.08);
}

.nav-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 600;
    text-decoration: none;
    color: var(--primary-color);
    opacity: 0.9;
    transition: opacity 0.3s ease;
}

.logo:hover {
    opacity: 1;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    text-decoration: none;
    color: var(--primary-color);
    opacity: 0.7;
    transition: opacity 0.3s ease;
    font-weight: 500;
    position: relative;
}

.nav-links a:hover {
    opacity: 1;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--accent-color);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.nav-links a:hover::after {
    transform: scaleX(1);
}

/* 英雄区域样式 */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    overflow: hidden;
    background: linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0.5)), url('../images/hero-bg.jpg');
    background-size: cover;
    background-position: center;
    color: white;
}

.hero-content {
    max-width: 900px;
    padding: 2rem;
}

.hero h1 {
    font-size: 4rem;
    margin-bottom: 1rem;
}

.hero h2 {
    font-size: 1.5rem;
    font-weight: 400;
    margin-bottom: 2rem;
}

.cta-button {
    display: inline-block;
    padding: 1rem 2rem;
    background-color: var(--accent-color);
    color: white;
    text-decoration: none;
    border-radius: 30px;
    transition: background-color 0.3s ease;
    position: relative;
    overflow: hidden;
}

.cta-button:hover {
    background-color: #0077ed;
}

.cta-button::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.2);
    transform: translateX(-100%);
    transition: transform 0.3s ease;
}

.cta-button:hover::after {
    transform: translateX(0);
}

/* 服务区域样式 */
.services {
    padding: 5rem 1rem;
    background-color: var(--background-color);
}

.services h2 {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 2.5rem;
}

.service-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.service-item {
    text-align: center;
    padding: 1rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    background: white;
    border-radius: 20px;
    overflow: hidden;
}

.service-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.service-item img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 10px;
    margin-bottom: 1rem;
    transition: transform 0.3s ease;
}

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

/* 关于我们样式优化 */
.about {
    padding: 8rem 1rem;
    background: linear-gradient(135deg, #f5f5f7 0%, #fff 100%);
}

.about-content {
    max-width: 1200px;
    margin: 0 auto;
}

.about h2 {
    text-align: center;
    margin-bottom: 4rem;
    font-size: 2.5rem;
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
    margin-bottom: 4rem;
}

.about-item {
    text-align: center;
    padding: 2rem;
    background: white;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease;
}

.about-item:hover {
    transform: translateY(-10px);
}

.about-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-color);
    border-radius: 50%;
    color: white;
}

.about-item h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.about-item p {
    color: var(--secondary-color);
    line-height: 1.6;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    text-align: center;
    margin-top: 4rem;
    padding: 2rem;
    background: white;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.stat-number {
    font-size: 3rem;
    font-weight: 600;
    color: var(--accent-color);
    background: linear-gradient(45deg, var(--accent-color), #00c7ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.stat-label {
    color: var(--secondary-color);
    font-size: 1.1rem;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .about-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .about-stats {
        grid-template-columns: 1fr;
    }
}

/* 案例展示样式 */
.cases {
    padding: 5rem 1rem;
}

.cases h2 {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 2.5rem;
}

.case-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

/* 联系表单样式 */
.contact {
    padding: 5rem 1rem;
    background-color: #f5f5f7;
}

.contact h2 {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 2.5rem;
}

.contact-form {
    max-width: 600px;
    margin: 0 auto;
}

.contact-form form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-form input,
.contact-form textarea {
    padding: 1rem;
    border: 1px solid #d2d2d7;
    border-radius: 8px;
    font-size: 1rem;
}

.contact-form textarea {
    height: 150px;
    resize: vertical;
}

.contact-form button {
    padding: 1rem;
    background-color: var(--accent-color);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.contact-form button:hover {
    background-color: #0077ed;
}

/* 页脚样式优化 */
footer {
    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    color: white;
    padding: 4rem 2rem 2rem;
    position: relative;
}

footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-info h3 {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    background: linear-gradient(45deg, #0071e3, #00c7ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-info p {
    margin-bottom: 0.8rem;
    opacity: 0.8;
    line-height: 1.6;
}

/* 微信二维码样式 */
.footer-wechat {
    text-align: center;
}

.footer-wechat h4 {
    font-size: 1.3rem;
    margin-bottom: 1.5rem;
    color: white;
}

.qr-codes {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 1.5rem;
}

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

.qr-image {
    position: relative;
    width: 120px;
    height: 120px;
    margin: 0 auto 0.8rem;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
}

.qr-image:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.4);
}

.qr-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: all 0.3s ease;
}

.qr-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 113, 227, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: all 0.3s ease;
    backdrop-filter: blur(5px);
}

.qr-image:hover .qr-overlay {
    opacity: 1;
}

.qr-overlay span {
    color: white;
    font-weight: 600;
    font-size: 0.9rem;
    text-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

.qr-item p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9rem;
    margin: 0;
}

.wechat-tip {
    padding: 1rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
}

.wechat-tip p {
    margin: 0;
    font-size: 0.85rem;
    opacity: 0.7;
    color: #fff;
}

/* 快速链接样式 */
.footer-links h4 {
    font-size: 1.3rem;
    margin-bottom: 1.5rem;
    color: white;
}

.footer-links ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: 0.8rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: all 0.3s ease;
    display: inline-block;
    position: relative;
    padding-left: 1rem;
}

.footer-links a::before {
    content: '›';
    position: absolute;
    left: 0;
    color: var(--accent-color);
    transition: transform 0.3s ease;
}

.footer-links a:hover {
    color: white;
    transform: translateX(5px);
}

.footer-links a:hover::before {
    transform: translateX(5px);
}

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-bottom p {
    margin: 0;
    opacity: 0.6;
    font-size: 0.9rem;
}

/* 社交媒体链接 */
.footer-social {
    display: flex;
    gap: 1rem;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.social-link:hover {
    background: var(--accent-color);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 113, 227, 0.4);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    
    .qr-codes {
        gap: 1.5rem;
    }
    
    .qr-image {
        width: 100px;
        height: 100px;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-social {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .qr-codes {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }
    
    .qr-image {
        width: 140px;
        height: 140px;
    }
    
    .footer-wechat h4,
    .footer-links h4 {
        font-size: 1.1rem;
    }
}

/* 添加脉冲动画效果 */
@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(0, 113, 227, 0.7);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(0, 113, 227, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(0, 113, 227, 0);
    }
}

.qr-image:hover {
    animation: pulse 2s infinite;
}

/* 长按保存提示增强 */
.wechat-tip {
    position: relative;
    overflow: hidden;
}

.wechat-tip::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
    animation: shimmer 3s infinite;
}

@keyframes shimmer {
    0% { left: -100%; }
    100% { left: 100%; }
}

/* 动画基础类 */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

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

/* 延迟类 */
.delay-1 { transition-delay: 0.2s; }
.delay-2 { transition-delay: 0.4s; }
.delay-3 { transition-delay: 0.6s; }

/* 视差效果 */
.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0.5)), url('../images/hero-bg.jpg');
    background-size: cover;
    background-position: center;
    transform: scale(1.1);
}

/* 表单输入框焦点效果 */
.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(0, 113, 227, 0.2);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero h2 {
        font-size: 1.2rem;
    }
    
    .service-grid {
        grid-template-columns: 1fr;
        padding: 0 1rem;
    }
    
    .animate-on-scroll {
        transform: translateY(20px);
    }
}

/* 案例展示样式增强 */
.case-item {
    background: white;
    border-radius: 20px;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.case-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.case-image {
    position: relative;
    overflow: hidden;
    aspect-ratio: 4/3;
}

.case-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.case-item:hover .case-image img {
    transform: scale(1.1);
}

.case-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.case-item:hover .case-overlay {
    opacity: 1;
}

.case-overlay span {
    color: white;
    font-size: 1.2rem;
    padding: 0.8rem 1.5rem;
    border: 2px solid white;
    border-radius: 30px;
}

.case-item h3 {
    margin: 1.5rem 1rem 0.5rem;
    font-size: 1.2rem;
}

.case-item p {
    margin: 0 1rem 1.5rem;
    color: var(--secondary-color);
}

/* 添加数字统计部分 */
.stats {
    padding: 5rem 1rem;
    background: var(--primary-color);
    color: white;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

.stat-item {
    padding: 2rem;
}

.stat-number {
    font-size: 3rem;
    font-weight: 600;
    margin-bottom: 1rem;
    background: linear-gradient(45deg, #0071e3, #00c7ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.stat-label {
    font-size: 1.2rem;
    opacity: 0.9;
}

/* 添加滚动进度条 */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: rgba(0, 0, 0, 0.1);
    z-index: 1001;
}

.scroll-progress-bar {
    height: 100%;
    background: var(--accent-color);
    width: 0;
    transition: width 0.1s ease;
}

/* 服务流程样式 */
.process {
    padding: 8rem 1rem;
    background-color: #f5f5f7;
    margin-bottom: 2rem;
}

.process h2 {
    text-align: center;
    margin-bottom: 4rem;
    font-size: 2.5rem;
}

.process-timeline {
    max-width: 1000px;
    margin: 0 auto;
    position: relative;
    padding: 2rem 0;
}

.process-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 3rem;
    position: relative;
}

.process-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--accent-color);
    min-width: 80px;
    position: relative;
    z-index: 2;
}

.process-line {
    position: absolute;
    left: 40px;
    top: 50px;
    bottom: -50px;
    width: 2px;
    background: var(--accent-color);
    opacity: 0.3;
}

.process-item:last-child .process-line {
    display: none;
}

.process-content {
    padding-left: 2rem;
}

.process-content h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.process-content p {
    color: var(--secondary-color);
}

/* 收费标准样式 */
.pricing {
    padding: 8rem 1rem;
    background: linear-gradient(to bottom, #fff, #f5f5f7);
    position: relative;
}

.pricing::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 4px;
    background: linear-gradient(90deg, transparent, var(--accent-color), transparent);
    opacity: 0.3;
}

.pricing h2 {
    text-align: center;
    margin-bottom: 2rem;
    font-size: 2.5rem;
}

.pricing-description {
    max-width: 800px;
    margin: 0 auto 4rem;
    text-align: center;
    color: var(--secondary-color);
    font-size: 1.2rem;
    line-height: 1.6;
}

.pricing-examples {
    display: flex;
    justify-content: center;
    gap: 4rem;
    margin-bottom: 4rem;
    padding: 2rem;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

.example-item {
    flex: 1;
    max-width: 400px;
    text-align: center;
}

/* 柜子图示样式 */
.cabinet-diagram,
.service-diagram {
    position: relative;
    background: white;
    padding: 2rem;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    margin-bottom: 2rem;
}

.cabinet-diagram img,
.service-diagram img {
    width: 100%;
    height: auto;
    max-width: 300px;
}

/* 标签切换样式 */
.pricing-tabs {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
}

.pricing-tab {
    padding: 1rem 2rem;
    border: 1px solid var(--accent-color);
    background: none;
    color: var(--accent-color);
    border-radius: 30px;
    cursor: pointer;
    font-size: 1rem;
    transition: all 0.3s ease;
}

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

.pricing-content {
    display: none;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.3s ease;
    position: absolute;
    width: 100%;
    left: 0;
}

.pricing-content.active {
    display: block;
    opacity: 1;
    transform: translateY(0);
    position: relative;
}

/* 添加容器样式 */
.pricing-container {
    position: relative;
    min-height: 400px;
}

/* 服务信息样式 */
.service-info,
.dimension-info {
    text-align: center;
}

.time-info,
.dimension-info {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.time-value,
.dimension-value {
    font-size: 2rem;
    font-weight: 600;
    color: var(--accent-color);
}

.time-label,
.dimension-label {
    color: var(--secondary-color);
    font-size: 0.9rem;
}

.service-features {
    list-style: none;
    padding: 0;
    margin: 0;
    text-align: left;
}

.service-features li {
    color: var(--secondary-color);
    padding: 0.5rem 0;
    position: relative;
    padding-left: 1.5rem;
}

.service-features li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--accent-color);
    font-weight: bold;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .pricing-examples {
        flex-direction: column;
        align-items: center;
        gap: 2rem;
    }
    
    .example-item {
        width: 100%;
    }
}

/* 添加新的延迟类 */
.delay-4 { transition-delay: 0.8s; }
.delay-5 { transition-delay: 1s; }

/* 按人时收费样式 */
.service-diagram {
    position: relative;
    background: white;
    padding: 2rem;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    margin-bottom: 2rem;
}

.service-diagram img {
    width: 100%;
    height: auto;
    max-width: 300px;
}

.service-label {
    margin-top: 1rem;
    color: var(--primary-color);
    font-size: 1.1rem;
    font-weight: 500;
}

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

.time-info {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.time-value {
    font-size: 2rem;
    font-weight: 600;
    color: var(--accent-color);
}

.time-label {
    color: var(--secondary-color);
    font-size: 0.9rem;
}

.service-features {
    list-style: none;
    padding: 0;
    margin: 0;
    text-align: left;
}

.service-features li {
    color: var(--secondary-color);
    padding: 0.5rem 0;
    position: relative;
    padding-left: 1.5rem;
}

.service-features li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--accent-color);
    font-weight: bold;
}

/* 添加跳转链接样式 */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--accent-color);
    color: white;
    padding: 8px;
    z-index: 100;
    transition: top 0.3s;
}

.skip-link:focus {
    top: 0;
}

/* 优化文本可读性 */
body {
    font-size: 16px;
    line-height: 1.6;
    color: var(--primary-color);
}

/* 优化链接可访问性 */
a:focus {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
}

/* 添加打印样式 */
@media print {
    .nav-wrapper,
    .hero-background,
    .cta-button,
    .contact-form {
        display: none;
    }
    
    body {
        color: black;
        background: white;
    }
    
    a {
        text-decoration: none;
        color: black;
    }
    
    a[href]:after {
        content: " (" attr(href) ")";
    }
}

/* 添加分享图片的样式（当图片用作网页内容时） */
.share-thumb {
    display: none; /* 在网页中隐藏，但可被微信抓取 */
}

@media screen and (max-width: 0) {
    .share-thumb {
        /* 确保图片会被加载但不显示 */
        position: absolute;
        width: 1px;
        height: 1px;
        padding: 0;
        margin: -1px;
        overflow: hidden;
        clip: rect(0, 0, 0, 0);
        border: 0;
    }
}