/* 英雄区域 */
.hero {
    padding: 160px 0 100px;
    background: var(--gradient-ai);
    position: relative;
    overflow: hidden;
    background-size: 400% 400%;
    animation: gradientAnimation 15s ease infinite;
}

@keyframes gradientAnimation {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

.hero:before {
    content: '';
    position: absolute;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: rgba(123, 97, 255, 0.1);
    top: 10%;
    left: 10%;
    animation: pulse 8s infinite;
}

.hero:after {
    content: '';
    position: absolute;
    width: 200px;
    height: 200px;
    border-radius: 50%;
    background: rgba(0, 217, 255, 0.1);
    bottom: 10%;
    right: 10%;
    animation: pulse 6s infinite reverse;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 1000px;
    margin: 0 auto;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    line-height: 1.2;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.hero p {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

/* AI平台展示区 */
.ai-platforms {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 15px;
    margin: 30px 0;
}

.ai-platform {
    background: rgba(255, 255, 255, 0.15);
    padding: 12px 24px;
    border-radius: 50px;
    font-weight: 500;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    transition: all 0.3s;
    font-size: 0.95rem;
}

.ai-platform:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
    border-color: var(--secondary);
}

/* GEO介绍区域 - 第1行浅色 */
.geo-intro {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, rgba(248, 250, 252, 0.15) 100%);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.geo-intro:after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at center, rgba(123, 97, 255, 0.03) 0%, transparent 70%);
    z-index: -1;
}

.geo-intro .definition-box {
    background: #1e293b;
    border-left: 4px solid var(--secondary);
}

.geo-intro .definition-box:last-child {
    border-left-color: var(--accent);
}

/* 为什么做GEO区域 - 第2行深色 */
#why {
    background: linear-gradient(135deg, rgba(20, 30, 48, 0.2) 0%, rgba(30, 40, 60, 0.2) 100%);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(14, 165, 233, 0.15);
}

#why:after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at top right, rgba(14, 165, 233, 0.08) 0%, transparent 70%);
    z-index: -1;
}

#why .definition-box:first-child {
    background: #1e293b;
    border-top: 4px solid var(--secondary);
}

#why .definition-box:last-child {
    background: #1e293b;
    border-top: 4px solid var(--accent);
}

#why .definition-box ul li {
    margin-bottom: 12px;
    padding-left: 25px;
    position: relative;
    color: rgba(255, 255, 255, 0.9);
}

#why .definition-box ul li:before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--success);
    font-weight: bold;
}

/* 行业案例区域 - 第3行浅色 */
.case-studies {
    background: linear-gradient(135deg, rgba(250, 252, 255, 0.1) 0%, rgba(245, 250, 255, 0.1) 100%);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.case-studies:after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at bottom left, rgba(139, 92, 246, 0.03) 0%, transparent 70%);
    z-index: -1;
}

.case-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.case-card {
    background: rgba(30, 41, 59, 0.6);
    border-radius: 15px;
    overflow: hidden;
    transition: all 0.3s;
    border: 1px solid rgba(14, 165, 233, 0.3);
    position: relative;
    backdrop-filter: blur(10px);
    box-shadow: 0 8px 32px rgba(2, 6, 23, 0.3);
}

.case-card:before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(45deg, #0ea5e9, #06b6d4, #8b5cf6, #0ea5e9);
    z-index: -1;
    border-radius: 17px;
    opacity: 0.3;
    transition: opacity 0.3s;
}

.case-card:hover:before {
    opacity: 0.6;
}

.case-card:before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-light);
    opacity: 0;
    transition: opacity 0.3s;
}

.case-card:hover:before {
    opacity: 1;
}

.case-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    border-color: var(--secondary);
}

.case-header {
    padding: 20px;
    background: rgba(42, 74, 122, 0.6);
    border-bottom: 1px solid rgba(255, 255, 255, 0.25);
}

.case-header h3 {
    color: var(--secondary);
    margin-bottom: 5px;
    font-size: 1.2rem;
}

.case-header p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
}

.case-content {
    padding: 20px;
}

.case-content p {
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.6;
    margin-bottom: 15px;
}

.case-card-link {
    text-decoration: none;
    display: block;
    color: inherit;
}

.case-card-link:hover {
    text-decoration: none;
    color: inherit;
}

/* 行业资讯区域 - 第4行深色 */
.industry-news {
    background: linear-gradient(135deg, rgba(25, 40, 65, 0.18) 0%, rgba(35, 50, 75, 0.18) 100%);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(0, 217, 255, 0.15);
}

.industry-news:after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at center, rgba(0, 217, 255, 0.08) 0%, transparent 70%);
    z-index: -1;
}

.industry-news .section-title p {
    color: rgba(255, 255, 255, 0.8);
    max-width: 700px;
    margin: 0 auto;
    font-size: 1.1rem;
}

.news-tabs {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 40px;
}

.news-tab {
    background: rgba(255, 255, 255, 0.07);
    border: none;
    color: var(--light);
    padding: 12px 25px;
    border-radius: 30px;
    font-family: 'Exo 2', sans-serif;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.news-tab:hover {
    background: rgba(255, 255, 255, 0.12);
    transform: translateY(-2px);
}

.news-tab.active {
    background: var(--gradient-light);
    color: white;
    border: none;
    box-shadow: 0 5px 15px rgba(123, 97, 255, 0.3);
    transform: translateY(-2px);
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 30px;
}

.news-card {
    background: rgba(30, 41, 59, 0.6);
    border-radius: 15px;
    overflow: hidden;
    transition: all 0.3s;
    border: 1px solid rgba(14, 165, 233, 0.3);
    position: relative;
    backdrop-filter: blur(10px);
    box-shadow: 0 8px 32px rgba(2, 6, 23, 0.3);
}

.news-card:before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(45deg, #0ea5e9, #06b6d4, #8b5cf6, #0ea5e9);
    z-index: -1;
    border-radius: 17px;
    opacity: 0.3;
    transition: opacity 0.3s;
}

.news-card:hover:before {
    opacity: 0.6;
}

.news-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    border-color: var(--accent);
}

.news-image {
    height: 200px;
    width: 100%;
    background: var(--gradient);
    position: relative;
    overflow: hidden;
}

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

.news-image:before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, transparent 50%, rgba(0, 0, 0, 0.5));
}

.news-category {
    position: absolute;
    top: 15px;
    left: 15px;
    background: var(--gradient-light);
    color: white;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    z-index: 2;
}

.news-content {
    padding: 25px;
}

.news-meta {
    display: flex;
    justify-content: space-between;
    margin-bottom: 15px;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
}

.news-date {
    display: flex;
    align-items: center;
}

.news-date i {
    margin-right: 5px;
    color: var(--secondary);
}

.news-views {
    display: flex;
    align-items: center;
}

.news-views i {
    margin-right: 5px;
    color: var(--accent);
}

.news-card h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
    line-height: 1.4;
    color: white;
}

.news-card p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 20px;
    font-size: 0.95rem;
    line-height: 1.6;
}

.news-link {
    color: var(--secondary);
    text-decoration: none;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    transition: all 0.3s;
}

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

.news-link i {
    margin-left: 5px;
    transition: transform 0.3s;
}

.news-link:hover i {
    transform: translateX(5px);
}

.news-show-more {
    text-align: center;
    margin-top: 40px;
}

.news-show-more .cta-button {
    padding: 12px 30px;
    font-size: 1rem;
}

/* 系统功能区域 - 第5行浅色 */
.system-features {
    background: linear-gradient(135deg, rgba(248, 250, 252, 0.1) 0%, rgba(245, 248, 255, 0.1) 100%);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.system-features:after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at top left, rgba(14, 165, 233, 0.03) 0%, transparent 70%);
    z-index: -1;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 30px;
}

.feature-card {
    background: rgba(30, 41, 59, 0.6);
    border-radius: 15px;
    padding: 30px;
    text-align: center;
    transition: all 0.3s;
    border: 1px solid rgba(14, 165, 233, 0.3);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
    box-shadow: 0 8px 32px rgba(2, 6, 23, 0.3);
}

.feature-card:before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(45deg, #0ea5e9, #06b6d4, #8b5cf6, #0ea5e9);
    z-index: -1;
    border-radius: 17px;
    opacity: 0.3;
    transition: opacity 0.3s;
}

.feature-card:hover:before {
    opacity: 0.6;
}

.feature-card:before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-light);
    transform: translateX(-100%);
    transition: transform 0.3s;
}

.feature-card:hover:before {
    transform: translateX(0);
}

.feature-card:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-10px);
    border-color: var(--accent);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
}

.feature-icon {
    width: 70px;
    height: 70px;
    background: var(--gradient-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 1.8rem;
    box-shadow: 0 10px 20px rgba(123, 97, 255, 0.3);
}

.feature-card h3 {
    color: var(--secondary);
    margin-bottom: 15px;
    font-size: 1.3rem;
}

.feature-card p {
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.6;
}

/* GEO vs SEO 对比区域 - 第6行深色 */
.comparison {
    background: linear-gradient(135deg, rgba(30, 45, 70, 0.18) 0%, rgba(40, 55, 80, 0.18) 100%);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(139, 92, 246, 0.15);
}

.comparison:after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at bottom right, rgba(139, 92, 246, 0.08) 0%, transparent 70%);
    z-index: -1;
}

.comparison-table {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 30px;
    margin-top: 40px;
}

.comparison-column {
    flex: 1;
    min-width: 300px;
    background: rgba(30, 41, 59, 0.6);
    border-radius: 15px;
    padding: 30px;
    border: 1px solid rgba(14, 165, 233, 0.3);
    position: relative;
    backdrop-filter: blur(10px);
    box-shadow: 0 8px 32px rgba(2, 6, 23, 0.3);
}

.comparison-column:before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(45deg, #0ea5e9, #06b6d4, #8b5cf6, #0ea5e9);
    z-index: -1;
    border-radius: 17px;
    opacity: 0.3;
    transition: opacity 0.3s;
}

.comparison-column:hover:before {
    opacity: 0.6;
}

.comparison-column.geo {
    border-top: 4px solid var(--secondary);
}

.comparison-column.geo:before {
    content: '✓';
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 30px;
    height: 30px;
    background: var(--secondary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: bold;
}

.comparison-column.seo {
    border-top: 4px solid var(--gray);
}

.comparison-column.seo:before {
    content: '✗';
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 30px;
    height: 30px;
    background: var(--gray);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: bold;
}

.comparison-column h3 {
    text-align: center;
    margin-bottom: 25px;
    font-size: 1.8rem;
    color: white;
}

.comparison-point {
    margin-bottom: 20px;
    padding-bottom: 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.comparison-point:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.comparison-point h4 {
    color: var(--secondary);
    margin-bottom: 10px;
    font-size: 1.1rem;
}

.comparison-column.geo .comparison-point h4 {
    color: var(--secondary);
}

.comparison-column.seo .comparison-point h4 {
    color: var(--gray);
}

.comparison-point p {
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.6;
}

/* 核心区别总结 */
.comparison .definition-box {
    background: #1e293b;
    border: 2px solid var(--secondary);
    text-align: center;
}

.comparison .definition-box h3 {
    color: var(--secondary);
    margin-bottom: 15px;
}

.comparison .definition-box p {
    font-size: 1.2rem;
    margin-top: 10px;
    color: white;
    font-weight: 500;
}

/* 服务支持区域 - 第7行浅色 */
.services {
    background: linear-gradient(135deg, rgba(250, 252, 255, 0.1) 0%, rgba(248, 250, 252, 0.1) 100%);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.services:after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at center, rgba(0, 217, 255, 0.03) 0%, transparent 70%);
    z-index: -1;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
}

.service-card {
    background: rgba(30, 41, 59, 0.6);
    border-radius: 15px;
    padding: 30px;
    text-align: center;
    transition: all 0.3s;
    border: 1px solid rgba(14, 165, 233, 0.3);
    position: relative;
    backdrop-filter: blur(10px);
    box-shadow: 0 8px 32px rgba(2, 6, 23, 0.3);
}

.service-card:before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(45deg, #0ea5e9, #06b6d4, #8b5cf6, #0ea5e9);
    z-index: -1;
    border-radius: 17px;
    opacity: 0.3;
    transition: opacity 0.3s;
}

.service-card:hover:before {
    opacity: 0.6;
}

.service-card:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-5px);
    border-color: var(--secondary);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.service-number {
    display: inline-block;
    width: 50px;
    height: 50px;
    background: var(--gradient-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    margin-bottom: 20px;
    color: white;
    box-shadow: 0 5px 15px rgba(123, 97, 255, 0.3);
}

.service-card h3 {
    color: var(--secondary);
    margin-bottom: 15px;
    font-size: 1.3rem;
}

.service-card p {
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.6;
}

/* 首页联系区域特殊样式 - 第8行深色 */
.contact {
    background: linear-gradient(135deg, rgba(35, 50, 75, 0.18) 0%, rgba(45, 60, 85, 0.18) 100%);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(2, 132, 199, 0.15);
}

.contact:after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at center, rgba(2, 132, 199, 0.08) 0%, transparent 70%);
    z-index: -3;
}

.contact:before {
    content: '';
    position: absolute;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: rgba(123, 97, 255, 0.08);
    top: -200px;
    right: -200px;
    animation: pulse 8s infinite;
    z-index: -2;
}

.contact:after {
    content: '';
    position: absolute;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: rgba(0, 217, 255, 0.08);
    bottom: -150px;
    left: -150px;
    animation: pulse 6s infinite reverse;
    z-index: -1;
}

.contact h2 {
    position: relative;
    z-index: 2;
}

.contact p {
    position: relative;
    z-index: 2;
}

.contact-info {
    position: relative;
    z-index: 2;
}

.contact .cta-button {
    position: relative;
    z-index: 2;
}

/* 统计数据展示 */
.stats-container {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin: 40px 0;
    flex-wrap: wrap;
}

.stat-item {
    text-align: center;
    padding: 20px;
    min-width: 150px;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--secondary);
    font-family: 'Orbitron', sans-serif;
    margin-bottom: 10px;
    text-shadow: 0 2px 10px rgba(0, 217, 255, 0.3);
}

.stat-label {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1rem;
    font-weight: 500;
}

/* 首页响应式设计 */
@media (max-width: 1200px) {
    .hero h1 {
        font-size: 3rem;
    }
}

@media (max-width: 992px) {
    .hero {
        padding: 140px 0 80px;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero p {
        font-size: 1.1rem;
    }
    
    .news-grid {
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    }
    
    .comparison-column {
        min-width: 100%;
    }
}

@media (max-width: 768px) {
    .hero {
        padding: 120px 0 60px;
    }
    
    .hero h1 {
        font-size: 2.2rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    .ai-platform {
        padding: 10px 18px;
        font-size: 0.9rem;
    }
    
    .section {
        padding: 60px 0;
    }
    
    .news-tabs {
        justify-content: flex-start;
        overflow-x: auto;
        padding-bottom: 10px;
    }
    
    .news-tab {
        flex-shrink: 0;
    }
    
    .comparison-table {
        gap: 20px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 1.8rem;
    }
    
    .hero p {
        font-size: 0.95rem;
    }
    
    .ai-platform {
        padding: 8px 15px;
        font-size: 0.85rem;
    }
    
    .news-grid {
        grid-template-columns: 1fr;
    }
    
    .case-grid {
        grid-template-columns: 1fr;
    }
    
    .definition-box, .case-card, .feature-card, .news-card, .service-card {
        padding: 25px;
    }
    
    .section-title h2 {
        font-size: 1.8rem;
    }
    
    .stats-container {
        gap: 20px;
    }
    
    .stat-item {
        min-width: 120px;
        padding: 15px;
    }
    
    .stat-number {
        font-size: 2rem;
    }
}

/* 首页特色动画 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-content {
    animation: fadeInUp 0.8s ease-out;
}

.definition-box,
.case-card,
.news-card,
.feature-card,
.service-card,
.comparison-column {
    animation: fadeInUp 0.6s ease-out;
}

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

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

/* 首页特色背景图案 */
.pattern-dots {
    position: absolute;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 1px 1px, rgba(255, 255, 255, 0.1) 1px, transparent 0);
    background-size: 30px 30px;
    opacity: 0.5;
    z-index: 1;
}

/* 首页特色边框效果 */
.glow-border {
    position: relative;
}

.glow-border:before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: var(--gradient-light);
    border-radius: inherit;
    z-index: -1;
    opacity: 0;
    transition: opacity 0.3s;
}

.glow-border:hover:before {
    opacity: 1;
}

/* 首页特色图标动画 */
.feature-icon,
.service-number {
    transition: transform 0.3s, box-shadow 0.3s;
}

.feature-card:hover .feature-icon,
.service-card:hover .service-number {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 15px 30px rgba(123, 97, 255, 0.4);
}

/* 首页特色文本阴影 */
.gradient-text {
    background: var(--gradient-light);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    text-shadow: none;
}

/* 首页特色悬停效果 */
.hover-lift {
    transition: transform 0.3s, box-shadow 0.3s;
}

.hover-lift:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

/* 首页特色进度条 */
.progress-bar {
    height: 4px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 2px;
    overflow: hidden;
    position: relative;
}

.progress-fill {
    height: 100%;
    background: var(--gradient-light);
    border-radius: 2px;
    position: absolute;
    left: 0;
    top: 0;
    transition: width 1s ease-in-out;
}

/* 首页特色标签云 */
.tag-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
}

.tag-cloud-item {
    background: rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.8);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.9rem;
    transition: all 0.3s;
    cursor: pointer;
}

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

/* 首页特色时间轴 */
.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline:before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--gradient-light);
    transform: translateX(-50%);
}

.timeline-item {
    margin-bottom: 40px;
    position: relative;
}

.timeline-dot {
    position: absolute;
    left: 50%;
    top: 0;
    width: 20px;
    height: 20px;
    background: var(--gradient-light);
    border-radius: 50%;
    transform: translateX(-50%);
    z-index: 2;
}

.timeline-content {
    width: calc(50% - 40px);
    padding: 20px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.25);
}

.timeline-item:nth-child(odd) .timeline-content {
    margin-left: auto;
}

.timeline-item:nth-child(even) .timeline-content {
    margin-right: auto;
}

/* 首页特色加载动画 */
.loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid rgba(255, 255, 255, 0.1);
    border-top-color: var(--secondary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* 首页特色模态框 */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 10000;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s, visibility 0.3s;
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: var(--primary);
    padding: 40px;
    border-radius: 15px;
    max-width: 500px;
    width: 90%;
    border: 2px solid var(--secondary);
    transform: translateY(-20px);
    transition: transform 0.3s;
}

.modal-overlay.active .modal-content {
    transform: translateY(0);
}

/* 首页特色工具提示 */
.tooltip {
    position: relative;
    display: inline-block;
}

.tooltip .tooltip-text {
    visibility: hidden;
    width: 200px;
    background: var(--primary);
    color: white;
    text-align: center;
    padding: 10px;
    border-radius: 6px;
    border: 1px solid var(--secondary);
    position: absolute;
    z-index: 1;
    bottom: 125%;
    left: 50%;
    transform: translateX(-50%);
    opacity: 0;
    transition: opacity 0.3s;
}

.tooltip .tooltip-text:after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    margin-left: -5px;
    border-width: 5px;
    border-style: solid;
    border-color: var(--secondary) transparent transparent transparent;
}

.tooltip:hover .tooltip-text {
    visibility: visible;
    opacity: 1;
}