:root {
    --primary-color: #0B2447;
    --secondary-color: #19376D;
    --accent-color: #4F90FF;
    --text-color: #333;
    --light-text: #fff;
    --dark-bg: #0A1929;
    --gradient-primary: linear-gradient(135deg, #0B2447 0%, #19376D 100%);
    --gradient-accent: linear-gradient(135deg, #4F90FF 0%, #19376D 100%);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Noto Sans SC', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    overflow-x: hidden;
}

/* 导航栏样式 */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo img {
    height: auto;
    max-height: 70px;
    max-width: 100%;
    width: auto;
    object-fit: contain;
}

.nav-links a {
    color: var(--text-color);
    text-decoration: none;
    margin-left: 2rem;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: var(--accent-color);
}

.nav-cta {
    background: var(--gradient-primary);
    color: white !important;
    padding: 0.8rem 1.5rem;
    border-radius: 30px;
}

/* Hero部分 */
.hero {
    height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--light-text);
    overflow: hidden;
    background: var(--dark-bg);
}

.hero-particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    opacity: 0.7;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, 
        rgba(11, 36, 71, 0.95), 
        rgba(25, 55, 109, 0.85)
    );
    z-index: 2;
}

.hero-content {
    position: relative;
    z-index: 3;
    max-width: 1200px;
    padding: 0 2rem;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transform: translateY(-5%);
}

.hero h1 {
    font-size: 3.8rem;
    font-weight: 700;
    margin-bottom: 2rem;
    line-height: 1.2;
    white-space: nowrap;
    background: linear-gradient(to right, #fff 20%, #4F90FF 80%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 0 30px rgba(79, 144, 255, 0.3);
    text-align: center;
    width: 100%;
    letter-spacing: 2px;
}

.hero h1:hover {
    animation: glow 1.5s ease-in-out infinite alternate;
}

@keyframes glow {
    from {
        text-shadow: 0 0 10px rgba(79, 144, 255, 0.3);
    }
    to {
        text-shadow: 0 0 20px rgba(79, 144, 255, 0.7);
    }
}

.hero-subtitle {
    font-size: 1.6rem;
    margin-bottom: 3rem;
    opacity: 0.9;
    text-align: center;
    width: 100%;
    letter-spacing: 8px;
    font-weight: 300;
}

.hero-cta {
    display: flex;
    gap: 2rem;
    justify-content: center;
    margin-top: 2rem;
    width: 100%;
}

/* 按钮样式 */
.btn {
    padding: 1.2rem 3rem;
    font-size: 1.1rem;
    letter-spacing: 2px;
    border-radius: 50px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
}

.btn-primary {
    background: var(--gradient-accent);
    border: none;
    color: white;
    font-weight: 500;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #4F90FF 0%, #5ab9ff 100%);
    z-index: -1;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.btn-primary:hover::before {
    opacity: 1;
}

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

.btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
}

/* 产品部分 */
.products-section {
    padding: 6rem 2rem;
    background: var(--dark-bg);
    color: var(--light-text);
}

.section-container {
    max-width: 1400px;
    margin: 0 auto;
}

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

.product-card {
    background: rgba(255,255,255,0.05);
    border-radius: 20px;
    padding: 2.5rem;
    height: 100%;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.1);
    transition: transform 0.3s ease;
}

.product-card:hover {
    transform: translateY(-10px);
}

.product-icon {
    font-size: 3rem;
    color: var(--accent-color);
    margin-bottom: 1.5rem;
}

.features-list {
    list-style: none;
    margin: 1.5rem 0;
}

.features-list li {
    margin-bottom: 0.5rem;
    opacity: 0.8;
}

/* 解决方案部分 */
.solutions-section {
    padding: 6rem 2rem;
    position: relative;
    background: var(--light-text);
}

.parallax-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('images/tech-pattern.svg');
    background-attachment: fixed;
    opacity: 0.05;
}

.solutions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.solution-card {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    aspect-ratio: 16/9;
}

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

.solution-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 2rem;
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
    color: white;
    transform: translateY(100px);
    transition: transform 0.3s ease;
}

.solution-card:hover .solution-content {
    transform: translateY(0);
}

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

/* 联系我们部分 */
.contact-section {
    padding: 6rem 2rem;
    background: var(--dark-bg);
    color: var(--light-text);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-info {
    padding: 2rem;
}

.info-item {
    display: flex;
    align-items: center;
    margin-bottom: 1.5rem;
}

.info-item i {
    margin-right: 1rem;
    color: var(--accent-color);
}

.contact-form {
    background: rgba(255,255,255,0.1);
    padding: 2.5rem;
    border-radius: 20px;
    backdrop-filter: blur(10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(255,255,255,0.2);
}

.form-info {
    margin-bottom: 1.5rem;
}

.form-notice {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.8);
}

.email-highlight {
    color: var(--accent-color);
    font-weight: 500;
    border-bottom: 1px dashed var(--accent-color);
    padding-bottom: 2px;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    background: rgba(255,255,255,0.15);
    border: 1px solid rgba(255,255,255,0.3);
    border-radius: 10px;
    color: white;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-color);
    background: rgba(255,255,255,0.2);
    box-shadow: 0 0 0 2px rgba(79, 144, 255, 0.3);
}

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

/* 页脚 */
.footer {
    background: var(--dark-bg);
    color: var(--light-text);
    padding: 4rem 2rem 2rem;
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    margin-bottom: 2rem;
}

.footer-logo {
    height: 55px;
    margin-bottom: 1rem;
    filter: brightness(0) invert(1);
    object-fit: contain;
}

.footer-links {
    display: flex;
    flex-direction: column;
}

.footer-links a {
    color: var(--light-text);
    text-decoration: none;
    margin-bottom: 0.5rem;
    opacity: 0.8;
    transition: opacity 0.3s ease;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.1);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        background: var(--dark-bg);
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        z-index: 1001;
        transform: translateY(-100%);
        transition: transform 0.4s ease;
        padding: 2rem;
    }
    
    .nav-links.active {
        transform: translateY(0);
    }
    
    .nav-links a {
        color: var(--light-text);
        margin: 1rem 0;
        font-size: 1.2rem;
        opacity: 0;
        transform: translateY(20px);
        animation: fadeInUp 0.4s forwards;
        animation-delay: calc(0.1s * var(--i, 0));
    }
    
    .nav-links.active a {
        --i: 0;
        animation-name: fadeInUp;
        animation-duration: 0.4s;
        animation-fill-mode: forwards;
    }
    
    .nav-links.active a:nth-child(1) { --i: 1; }
    .nav-links.active a:nth-child(2) { --i: 2; }
    .nav-links.active a:nth-child(3) { --i: 3; }
    .nav-links.active a:nth-child(4) { --i: 4; }
    .nav-links.active a:nth-child(5) { --i: 5; }
    .nav-links.active a:nth-child(6) { --i: 6; }
    
    @keyframes fadeInUp {
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }
    
    .menu-btn {
        display: block;
    }
    
    .hero h1 {
        font-size: 2.2rem;
        padding: 0 1rem;
        letter-spacing: 1px;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
        padding: 0 1rem;
        letter-spacing: 4px;
    }
    
    .hero-cta {
        flex-direction: row;
        flex-wrap: wrap;
        gap: 1rem;
        padding: 0 1rem;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .btn {
        padding: 1rem 2rem;
        font-size: 1rem;
    }
} 

/* 博客部分样式 */
.blog-section {
    padding: 6rem 2rem;
    background: var(--light-bg);
}

.section-subtitle {
    text-align: center;
    color: var(--secondary-color);
    font-size: 1.2rem;
    margin-bottom: 3rem;
    opacity: 0.8;
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.blog-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

.blog-card:hover {
    transform: translateY(-10px);
}

.blog-image {
    position: relative;
    height: 200px;
    overflow: hidden;
}

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

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

.blog-category {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--accent-color);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
}

.blog-content {
    padding: 1.5rem;
}

.blog-meta {
    display: flex;
    gap: 1.5rem;
    font-size: 0.9rem;
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

.blog-meta span {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.blog-content h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
    line-height: 1.4;
}

.blog-content p {
    color: var(--text-color);
    opacity: 0.8;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.read-more {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--accent-color);
    text-decoration: none;
    font-weight: 500;
    transition: gap 0.3s ease;
}

.read-more:hover {
    gap: 1rem;
}

.blog-cta {
    text-align: center;
    margin-top: 3rem;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .blog-grid {
        grid-template-columns: 1fr;
    }
    
    .blog-image {
        height: 180px;
    }
    
    .blog-content h3 {
        font-size: 1.2rem;
    }
} 

/* 博客页面样式 */
.blog-header {
    padding: 8rem 2rem 4rem;
    background: var(--gradient-primary);
    color: var(--light-text);
    text-align: center;
}

.header-content h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.blog-main {
    padding: 4rem 2rem;
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 3rem;
}

.blog-filter {
    margin-bottom: 3rem;
}

.search-box {
    position: relative;
    margin-bottom: 2rem;
}

.search-box input {
    width: 100%;
    padding: 1rem 3rem 1rem 1.5rem;
    border: 1px solid #eee;
    border-radius: 30px;
    font-size: 1rem;
}

.search-box i {
    position: absolute;
    right: 1.5rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--secondary-color);
}

.category-filter {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.5rem 1.5rem;
    border: 1px solid var(--accent-color);
    border-radius: 20px;
    background: transparent;
    color: var(--accent-color);
    cursor: pointer;
    transition: all 0.3s ease;
}

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

.blog-sidebar {
    position: sticky;
    top: 100px;
}

.sidebar-widget {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    margin-bottom: 2rem;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.sidebar-widget h3 {
    margin-bottom: 1.5rem;
    color: var(--primary-color);
}

.popular-posts li,
.category-list li {
    margin-bottom: 1rem;
}

.popular-posts a {
    display: flex;
    flex-direction: column;
    text-decoration: none;
    color: var(--text-color);
}

.post-title {
    font-weight: 500;
    margin-bottom: 0.3rem;
}

.post-date {
    font-size: 0.9rem;
    color: var(--secondary-color);
}

.category-list a {
    text-decoration: none;
    color: var(--text-color);
    display: flex;
    justify-content: space-between;
    transition: color 0.3s ease;
}

.category-list a:hover {
    color: var(--accent-color);
}

.pagination {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 3rem;
}

.page-btn {
    width: 40px;
    height: 40px;
    border: 1px solid #eee;
    border-radius: 50%;
    background: white;
    cursor: pointer;
    transition: all 0.3s ease;
}

.page-btn.active,
.page-btn:hover {
    background: var(--accent-color);
    color: white;
    border-color: var(--accent-color);
}

/* 响应式调整 */
@media (max-width: 1024px) {
    .blog-main {
        grid-template-columns: 1fr;
    }
    
    .blog-sidebar {
        display: none;
    }
}

@media (max-width: 768px) {
    .blog-header {
        padding: 6rem 1rem 3rem;
    }
    
    .header-content h1 {
        font-size: 2rem;
    }
    
    .category-filter {
        justify-content: center;
    }
} 

/* 博客卡片增强样式 */
.blog-tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin: 1rem 0;
}

.tag {
    background: var(--light-bg);
    color: var(--secondary-color);
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    font-size: 0.85rem;
    transition: all 0.3s ease;
}

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

/* 热门文章样式优化 */
.popular-posts li a {
    display: flex;
    gap: 1rem;
    padding: 0.8rem 0;
    border-bottom: 1px solid #eee;
}

.popular-posts li:last-child a {
    border-bottom: none;
}

.popular-posts img {
    width: 80px;
    height: 60px;
    object-fit: cover;
    border-radius: 8px;
}

.post-info {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.post-meta {
    display: flex;
    gap: 1rem;
    font-size: 0.85rem;
    color: var(--secondary-color);
    margin-top: 0.3rem;
}

/* 标签云样式 */
.tag-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
}

.tag-item {
    background: var(--light-bg);
    color: var(--secondary-color);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    text-decoration: none;
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.tag-item:hover {
    background: var(--accent-color);
    color: white;
    transform: translateY(-2px);
}

.tag-item.size-lg {
    font-size: 1.1rem;
    padding: 0.6rem 1.2rem;
}

.tag-item.size-md {
    font-size: 1rem;
    padding: 0.55rem 1.1rem;
}

/* 搜索框增强 */
.search-box {
    position: relative;
    margin-bottom: 2rem;
}

.search-box input {
    width: 100%;
    padding: 1rem 3rem 1rem 1.5rem;
    border: 1px solid #eee;
    border-radius: 30px;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.search-box input:focus {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(79, 144, 255, 0.2);
    outline: none;
}

.search-box i {
    position: absolute;
    right: 1.5rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--secondary-color);
    cursor: pointer;
    transition: color 0.3s ease;
}

.search-box i:hover {
    color: var(--accent-color);
}

/* 分页样式优化 */
.pagination {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 3rem;
    padding: 1rem 0;
}

.page-btn {
    width: 40px;
    height: 40px;
    border: 1px solid #eee;
    border-radius: 50%;
    background: white;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.page-btn:hover {
    background: var(--accent-color);
    color: white;
    border-color: var(--accent-color);
    transform: translateY(-2px);
}

.page-btn.active {
    background: var(--accent-color);
    color: white;
    border-color: var(--accent-color);
    box-shadow: 0 2px 10px rgba(79, 144, 255, 0.3);
}

/* 响应式优化 */
@media (max-width: 1024px) {
    .blog-main {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .blog-sidebar {
        position: static;
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 2rem;
    }
}

@media (max-width: 768px) {
    .blog-sidebar {
        grid-template-columns: 1fr;
    }
    
    .blog-tags {
        justify-content: center;
    }
    
    .pagination {
        flex-wrap: wrap;
    }
} 

/* 文章详情页样式 */
.article-main {
    max-width: 1000px;
    margin: 80px auto 0;
    padding: 2rem;
}

.article-header {
    text-align: center;
    margin-bottom: 3rem;
}

.article-meta {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 1.5rem;
    color: var(--secondary-color);
}

.article-header h1 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    line-height: 1.3;
}

.article-tags {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

.article-image {
    width: 100%;
    border-radius: 15px;
    margin: 2rem 0;
}

.article-body {
    font-size: 1.1rem;
    line-height: 1.8;
}

.article-body h2 {
    font-size: 1.8rem;
    margin: 2.5rem 0 1.5rem;
    color: var(--primary-color);
}

.article-body p {
    margin-bottom: 1.5rem;
}

.article-body ul,
.article-body ol {
    margin: 1.5rem 0;
    padding-left: 2rem;
}

.article-body li {
    margin-bottom: 0.8rem;
}

.info-box {
    background: var(--light-bg);
    padding: 2rem;
    border-radius: 15px;
    margin: 2rem 0;
}

.info-box h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

/* 代码高亮 */
pre {
    margin: 2rem 0;
    border-radius: 10px;
    overflow: hidden;
}

/* 作者信息 */
.article-footer {
    margin-top: 4rem;
    padding-top: 2rem;
    border-top: 1px solid #eee;
}

.author-info {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.author-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
}

.author-details h3 {
    margin-bottom: 0.5rem;
    color: var(--primary-color);
}

/* 分享按钮 */
.share-buttons {
    display: flex;
    gap: 1rem;
}

.share-btn {
    padding: 0.8rem 1.5rem;
    border: none;
    border-radius: 25px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
}

.share-btn.weixin {
    background: #07C160;
    color: white;
}

.share-btn.weibo {
    background: #E6162D;
    color: white;
}

/* 相关文章 */
.related-articles {
    margin-top: 4rem;
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.related-card {
    text-decoration: none;
    color: var(--text-color);
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

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

.related-card img {
    width: 100%;
    height: 150px;
    object-fit: cover;
}

.related-card h3 {
    padding: 1rem;
    font-size: 1.1rem;
    margin: 0;
}

.read-time {
    display: block;
    padding: 0 1rem 1rem;
    color: var(--secondary-color);
    font-size: 0.9rem;
}

/* 评论区 */
.comments-section {
    margin-top: 4rem;
}

.comment-form {
    margin: 2rem 0;
}

.comment-form textarea {
    width: 100%;
    height: 120px;
    padding: 1rem;
    border: 1px solid #eee;
    border-radius: 10px;
    margin-bottom: 1rem;
    resize: vertical;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .article-header h1 {
        font-size: 2rem;
    }
    
    .article-meta {
        flex-wrap: wrap;
        gap: 1rem;
        justify-content: flex-start;
    }
    
    .share-buttons {
        flex-direction: column;
    }
} 

/* 分享弹窗样式 */
.share-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal-content {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
}

.modal-content h3 {
    margin-bottom: 1.5rem;
}

#qrcode {
    margin: 1.5rem 0;
}

.close-btn {
    padding: 0.8rem 2rem;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.3s ease;
}

/* 评论样式增强 */
.comment-item {
    display: flex;
    gap: 1.5rem;
    padding: 1.5rem 0;
    border-bottom: 1px solid #eee;
}

.comment-avatar img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
}

.comment-content {
    flex: 1;
}

.comment-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.5rem;
}

.comment-author {
    font-weight: 500;
    color: var(--primary-color);
}

.comment-date {
    color: var(--secondary-color);
    font-size: 0.9rem;
}

.comment-actions {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.like-btn,
.reply-btn {
    background: none;
    border: none;
    color: var(--secondary-color);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
}

.like-btn:hover,
.reply-btn:hover {
    color: var(--accent-color);
}

.like-btn.liked {
    color: var(--accent-color);
}

/* 表单错误样式 */
.error-message {
    color: #ff4d4f;
    font-size: 0.85rem;
    margin-top: 0.5rem;
    animation: fadeIn 0.3s ease;
}

.form-group input.error,
.form-group textarea.error {
    border-color: #ff4d4f;
    box-shadow: 0 0 0 2px rgba(255, 77, 79, 0.2);
}

/* Toast提示样式 */
.toast {
    position: fixed;
    bottom: 20px;
    right: 20px;
    padding: 12px 20px;
    border-radius: 8px;
    background: var(--dark-bg);
    color: white;
    font-size: 1rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    z-index: 9999;
    transform: translateY(30px);
    opacity: 0;
    transition: all 0.3s ease;
}

.toast.show {
    transform: translateY(0);
    opacity: 1;
}

.toast.success {
    background: #52c41a;
}

.toast.error {
    background: #ff4d4f;
}

.toast.info {
    background: var(--accent-color);
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 博客预览部分样式 */
.blog-preview-section {
    padding: 6rem 2rem;
    background: var(--light-bg);
}

.blog-preview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
}

.blog-preview-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

.blog-preview-card:hover {
    transform: translateY(-10px);
}

.blog-preview-image {
    position: relative;
    height: 200px;
    overflow: hidden;
}

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

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

.blog-category {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--accent-color);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
}

.blog-preview-content {
    padding: 1.5rem;
}

.blog-meta {
    display: flex;
    gap: 1.5rem;
    font-size: 0.9rem;
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

.blog-meta span {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.blog-preview-content h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
    line-height: 1.4;
}

.blog-preview-content p {
    color: var(--text-color);
    opacity: 0.8;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.read-more {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--accent-color);
    text-decoration: none;
    font-weight: 500;
    transition: gap 0.3s ease;
}

.read-more:hover {
    gap: 1rem;
}

.blog-preview-cta {
    text-align: center;
    margin-top: 3rem;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .blog-preview-grid {
        grid-template-columns: 1fr;
    }
    
    .blog-preview-image {
        height: 180px;
    }
    
    .blog-preview-content h3 {
        font-size: 1.2rem;
    }
} 

/* 汉堡菜单按钮样式 */
.menu-btn {
    display: none;
    cursor: pointer;
    width: 30px;
    height: 20px;
    position: relative;
    z-index: 1002;
}

.menu-btn span, 
.menu-btn:before, 
.menu-btn:after {
    content: '';
    position: absolute;
    width: 100%;
    height: 2px;
    background-color: var(--primary-color);
    transition: all 0.3s ease;
    left: 0;
}

.menu-btn span {
    top: 9px;
}

.menu-btn:before {
    top: 0;
}

.menu-btn:after {
    bottom: 0;
}

/* 汉堡菜单打开状态 */
.menu-btn.open span {
    opacity: 0;
}

.menu-btn.open:before {
    transform: rotate(45deg);
    top: 9px;
}

.menu-btn.open:after {
    transform: rotate(-45deg);
    bottom: 9px;
}

/* 页面固定（菜单打开时防止滚动） */
body.menu-open {
    overflow: hidden;
}

/* 懒加载图片样式 */
img.lazy {
    opacity: 0;
    transition: opacity 0.3s ease-in-out;
}

img.lazy.loaded {
    opacity: 1;
}

/* 图片占位符 */
.lazy-placeholder {
    background-color: #f0f0f0;
    position: relative;
    overflow: hidden;
}

.lazy-placeholder::before {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 50%;
    height: 100%;
    background: linear-gradient(to right, transparent, rgba(255,255,255,0.3), transparent);
    animation: shimmer 1.5s infinite;
}

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

/* 返回顶部按钮 */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: #4F90FF;
    color: white;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background: #357ABD;
    transform: translateY(-3px);
}

/* 加载状态提示 */
.loading-indicator {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255,255,255,0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.3s ease;
}

.loading-indicator.hidden {
    opacity: 0;
    pointer-events: none;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid #4F90FF;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* 图片懒加载占位符 */
.lazy {
    opacity: 0;
    transition: opacity 0.3s ease;
}

.lazy.loaded {
    opacity: 1;
}

/* 移动端优化 */
@media (max-width: 768px) {
    .back-to-top {
        bottom: 20px;
        right: 20px;
        width: 40px;
        height: 40px;
    }
    
    .loading-indicator {
        background: rgba(255,255,255,0.95);
    }
}

/* 成功案例页面样式 */
.case-studies-header {
    padding: 8rem 2rem 4rem;
    background: var(--gradient-primary);
    color: var(--light-text);
    text-align: center;
}

.page-header {
    padding: 8rem 2rem 4rem;
    background: var(--gradient-primary);
    color: var(--light-text);
    text-align: center;
}

.page-header h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.page-header p {
    font-size: 1.2rem;
    opacity: 0.9;
    max-width: 700px;
    margin: 0 auto 2rem;
}

.filter-tabs {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 2rem;
    flex-wrap: wrap;
}

.filter-tab {
    padding: 0.8rem 2rem;
    background: rgba(255, 255, 255, 0.15);
    border: none;
    border-radius: 30px;
    color: white;
    cursor: pointer;
    transition: all 0.3s ease;
}

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

.case-studies-main {
    padding: 4rem 2rem;
}

.featured-case {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    margin-bottom: 5rem;
    align-items: center;
}

.featured-case-content h2 {
    font-size: 2.2rem;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
}

.featured-case-content p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    line-height: 1.7;
}

.case-meta {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 1rem;
}

.case-category {
    background: var(--accent-color);
    color: white;
    padding: 0.5rem 1.2rem;
    border-radius: 30px;
    font-size: 0.9rem;
    font-weight: 500;
}

.case-year {
    color: var(--secondary-color);
    font-weight: 500;
    display: flex;
    align-items: center;
}

.case-highlights {
    display: flex;
    gap: 2rem;
    margin-bottom: 2.5rem;
}

.highlight-item {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.highlight-icon {
    width: 60px;
    height: 60px;
    background: var(--light-bg);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--accent-color);
}

.highlight-value {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-color);
    display: block;
}

.highlight-label {
    color: var(--secondary-color);
    font-size: 1rem;
}

.featured-case-image {
    position: relative;
    height: 100%;
    min-height: 400px;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 15px 30px rgba(0,0,0,0.15);
}

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

.case-studies-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2.5rem;
    margin-bottom: 5rem;
}

.case-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
}

.case-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.15);
}

.case-card-image {
    position: relative;
    height: 200px;
    overflow: hidden;
}

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

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

.case-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--accent-color);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
}

.case-card-content {
    padding: 1.5rem;
}

.case-card-content h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
    line-height: 1.4;
}

.case-card-content p {
    color: var(--text-color);
    opacity: 0.8;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.testimonials-section {
    margin: 5rem 0;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;
    margin-top: 3rem;
}

.testimonial-card {
    background: white;
    border-radius: 15px;
    padding: 2rem;
    box-shadow: 0 10px 20px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.12);
}

.testimonial-content {
    margin-bottom: 2rem;
    position: relative;
}

.testimonial-content i {
    font-size: 2rem;
    color: var(--accent-color);
    opacity: 0.2;
    position: absolute;
    top: -0.5rem;
    left: -0.5rem;
}

.testimonial-content p {
    font-size: 1.1rem;
    line-height: 1.7;
    font-style: italic;
    position: relative;
    z-index: 1;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.author-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    overflow: hidden;
}

.author-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.author-info h4 {
    margin-bottom: 0.2rem;
    color: var(--primary-color);
}

.author-info p {
    color: var(--secondary-color);
    font-size: 0.9rem;
}

.case-studies-cta {
    text-align: center;
    padding: 4rem 2rem;
    background: var(--light-bg);
    border-radius: 20px;
    margin: 3rem 0;
}

.case-studies-cta h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.case-studies-cta p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* 响应式调整 */
@media (max-width: 1024px) {
    .featured-case {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .featured-case-image {
        min-height: 300px;
    }
}

@media (max-width: 768px) {
    .page-header h1 {
        font-size: 2rem;
    }
    
    .filter-tabs {
        margin-top: 1.5rem;
    }
    
    .filter-tab {
        padding: 0.6rem 1.2rem;
        font-size: 0.9rem;
    }
    
    .case-highlights {
        flex-direction: column;
        gap: 1rem;
    }
    
    .featured-case-content h2 {
        font-size: 1.8rem;
    }
    
    .case-studies-cta h2 {
        font-size: 1.6rem;
    }
} 

/* 加载状态样式 */
body.loading {
    position: relative;
    overflow: hidden;
    height: 100vh;
}

body.loading:before {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.9);
    z-index: 9999;
}

body.loading:after {
    content: "";
    position: fixed;
    top: 50%;
    left: 50%;
    width: 50px;
    height: 50px;
    margin-top: -25px;
    margin-left: -25px;
    border: 3px solid rgba(79, 144, 255, 0.3);
    border-radius: 50%;
    border-top-color: var(--accent-color);
    z-index: 10000;
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    from {
        transform: translate(-50%, -50%) rotate(0deg);
    }
    to {
        transform: translate(-50%, -50%) rotate(360deg);
    }
}

#page-fallback {
    padding: 2rem;
}

#page-fallback h1 {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

#page-fallback p {
    margin-bottom: 0.5rem;
}