:root {
    --main-color: #000000;
    --bg-color: #ffffff;
    --light-bg: #f8f9fa;
    --primary-text: #000000;
    --secondary-text: #666666;
    --muted-text: #999999;
    --border-light: #e9ecef;
    --bg-gradient: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    
    /* 间距变量 */
    --gap-xs: 4px;
    --gap-sm: 8px;
    --gap-md: 12px;
    --gap-lg: 16px;
    --gap-xl: 20px;
    --gap-2xl: 24px;
    --gap-3xl: 32px;
    
    /* 圆角 */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-full: 50%;
    
    /* 过渡 */
    --transition-quick: 0.15s ease;
    --transition-smooth: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* 阴影 */
    --shadow-light: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-medium: 0 4px 8px rgba(0,0,0,0.1);
    --shadow-heavy: 0 8px 16px rgba(0,0,0,0.15);
    --shadow-deep: 0 16px 32px rgba(0,0,0,0.2);
    
    /* 渐变 */
    --gradient-primary: linear-gradient(135deg, var(--main-color) 0%, var(--secondary-text) 100%);
    --gradient-blue: linear-gradient(135deg, #4285f4 0%, #1877f2 100%);
    
    /* 颜色 */
    --dark-gray: #1f2937;
    --font-xs: 12px;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--primary-text);
    background: var(--bg-gradient);
    min-height: 100vh;
}

.wrapper {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 顶部导航 */
.top-nav {
    background: var(--bg-color);
    border-bottom: 1px solid var(--border-light);
}

.nav-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.brand img {
    width: 100px;
    height: 100px;
    object-fit: contain;
}

.brand {
    width: 100px;
    height: 100px;
    object-fit: contain;
    font-size: 24px;
    font-weight: 600;
    color: var(--primary-text);
    text-decoration: none;
}

.menu-list {
    display: flex;
    list-style: none;
    gap: 30px;
}

.menu-list a {
    text-decoration: none;
    color: var(--secondary-text);
    font-weight: 400;
    transition: color 0.3s ease;
}

.menu-list a:hover {
    color: var(--primary-text);
}

.cta-button {
    background: var(--main-color);
    color: var(--bg-color);
    padding: 12px 24px;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

/* 主横幅区域 */
.banner-section {
    padding: 80px 0;
    background: var(--bg-color);
}

.banner-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.banner-content {
    max-width: 500px;
}

.banner-tag {
    display: inline-block;
    background: var(--light-bg);
    color: var(--secondary-text);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 14px;
    margin-bottom: 30px;
    border: 1px solid var(--border-light);
}

.banner-heading {
    font-size: 48px;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 20px;
    color: var(--primary-text);
}

.banner-description {
    font-size: 18px;
    color: var(--secondary-text);
    margin-bottom: 40px;
    line-height: 1.6;
}

.action-buttons {
    display: flex;
    gap: 20px;
    align-items: center;
}

.btn-primary {
    background: var(--main-color);
    color: var(--bg-color);
    padding: 16px 32px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 10px;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.btn-secondary {
    color: var(--primary-text);
    text-decoration: none;
    font-weight: 500;
    padding: 16px 0;
    border-bottom: 2px solid transparent;
    transition: border-color 0.3s ease;
}

.btn-secondary:hover {
    border-bottom-color: var(--primary-text);
}

.banner-visual {
    position: relative;
    text-align: center;
}

.banner-visual img {
    max-width: 100%;
    height: auto;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
}

.info-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: var(--bg-color);
    padding: 15px 20px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    text-align: left;
}

.info-number {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary-text);
    display: block;
}

.info-text {
    font-size: 12px;
    color: var(--secondary-text);
    margin-top: 5px;
}

/* 合作伙伴 */
.partners-section {
    padding: 60px 0;
    background: var(--bg-color);
    border-top: 1px solid var(--border-light);
}

.partners-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    opacity: 0.6;
    gap: 40px;
}

.partner-name {
    font-size: 18px;
    font-weight: 500;
    color: var(--secondary-text);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .banner-grid {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }

    .banner-heading {
        font-size: 36px;
    }

    .menu-list {
        display: none;
    }

    .partners-row {
        flex-wrap: wrap;
        justify-content: center;
        gap: 20px;
    }

    .action-buttons {
        flex-direction: column;
        align-items: stretch;
    }
}

/* 装饰元素 */
.decoration-star {
    position: absolute;
    width: 40px;
    height: 40px;
    opacity: 0.1;
}

.star-pos-1 {
    top: 20%;
    left: 10%;
    transform: rotate(15deg);
}

.star-pos-2 {
    top: 60%;
    right: 15%;
    transform: rotate(-20deg);
}

/* 横幅图片容器 */
.banner-img-box {
    width: 400px;
    height: 500px;
    border-radius: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: #333;
    font-size: 16px;
    margin: 0 auto;
}

.banner-img-box img {
    max-width: 100%;
    max-height: 100%;
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
    object-fit: contain;
    border-radius: 10px;
}

/* 全球流量服务区域 */
.traffic-services {
    padding: 100px 0;
    background: var(--light-bg);
}

.section-intro {
    text-align: center;
    margin-bottom: 80px;
}

.section-tag {
    display: inline-block;
    background: var(--bg-color);
    color: var(--secondary-text);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 14px;
    margin-bottom: 20px;
    border: 1px solid var(--border-light);
}

.section-heading {
    font-size: 42px;
    font-weight: 700;
    color: var(--primary-text);
    margin-bottom: 20px;
    line-height: 1.2;
}

.section-subtext {
    font-size: 18px;
    color: var(--secondary-text);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

.services-layout {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin-bottom: 80px;
}

.service-box {
    background: var(--bg-color);
    padding: 40px 30px;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-box:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.12);
}

.service-icon {
    width: 60px;
    height: 60px;
    background: var(--main-color);
    color: var(--bg-color);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    margin-bottom: 25px;
}

.service-title {
    font-size: 24px;
    font-weight: 600;
    color: var(--primary-text);
    margin-bottom: 15px;
}

.service-desc {
    color: var(--secondary-text);
    line-height: 1.6;
    text-align: center;
    margin-bottom: 25px;
}

.service-items {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 15px;
}

.item-tag {
    background: var(--light-bg);
    padding: 12px 16px;
    border-radius: 8px;
    text-align: center;
    font-size: 14px;
    font-weight: 500;
    color: var(--primary-text);
    border: 1px solid var(--border-light);
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.platform-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
    margin-top: 60px;
}

.platform-box {
    background: var(--bg-color);
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 15px 35px rgba(0,0,0,0.1);
}

.platform-top {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 30px;
}

.platform-logo {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    margin-right: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: bold;
}

.google-style {
    background: linear-gradient(45deg, #4285f4, #34a853);
    color: white;
}

.facebook-style {
    background: linear-gradient(45deg, #1877f2, #42a5f5);
    color: white;
}

.tiktok-style {
    background: linear-gradient(45deg, #ff0050, #000000);
    color: white;
}

.platform-title {
    font-size: 24px;
    font-weight: 600;
    color: var(--primary-text);
}

.platform-items {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 12px;
}

.security-area {
    background: var(--main-color);
    color: var(--bg-color);
    padding: 60px 40px;
    border-radius: 20px;
    margin-top: 60px;
    text-align: center;
}

.security-heading {
    font-size: 28px;
    font-weight: 600;
    margin-bottom: 30px;
}

.security-layout {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

 .security-box {
     background: rgba(255,255,255,0.1);
     padding: 20px;
     border-radius: 12px;
     backdrop-filter: blur(10px);
 }

 /* 专业服务区域 */
 .pro-services {
     padding: 100px 0;
     background: var(--bg-color);
 }

 .services-header {
     text-align: center;
     margin-bottom: 80px;
 }

 .services-header .section-heading {
     font-size: 42px;
     margin-bottom: 20px;
 }

 .industries-layout {
     display: flex;
     flex-wrap: wrap;
     gap: 20px;
     margin-bottom: 60px;
 }

 .industry-box {
     background: var(--light-bg);
     padding: 25px 20px;
     border-radius: 12px;
     text-align: center;
     font-weight: 500;
     color: var(--primary-text);
     border: 1px solid var(--border-light);
     transition: all 0.3s ease;
     position: relative;
     overflow: hidden;
     flex: 1;
     min-width: 150px;
 }

 .industry-box:hover {
     background: var(--main-color);
     color: var(--bg-color);
     transform: translateY(-3px);
     box-shadow: 0 10px 25px rgba(0,0,0,0.15);
 }

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

 .industry-box:hover::before {
     left: 100%;
 }

 .more-industries {
     text-align: center;
     margin-top: 40px;
     padding: 30px;
     background: linear-gradient(135deg, var(--light-bg) 0%, var(--bg-color) 100%);
     border-radius: 15px;
     border: 2px dashed var(--border-light);
 }

 .more-text {
     font-size: 18px;
     color: var(--secondary-text);
     font-style: italic;
 }

 /* 账户服务区域 */
 .account-area {
     padding: 100px 0;
     background: var(--light-bg);
 }

 .account-header {
     text-align: center;
     margin-bottom: 80px;
 }

 .account-heading {
     font-size: 42px;
     font-weight: 700;
     color: var(--primary-text);
     margin-bottom: 30px;
     line-height: 1.2;
 }

 .services-highlights {
     display: grid;
     grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
     gap: 40px;
 }

 .highlight-box {
     background: var(--bg-color);
     padding: 40px;
     border-radius: 20px;
     box-shadow: 0 15px 35px rgba(0,0,0,0.08);
     transition: transform 0.3s ease, box-shadow 0.3s ease;
     text-align: center;
 }

 .highlight-box:hover {
     transform: translateY(-8px);
     box-shadow: 0 25px 50px rgba(0,0,0,0.15);
 }

 .highlight-img {
     width: 100%;
     aspect-ratio: 3/2;
     object-fit: cover;
     border-radius: 15px;
     margin-bottom: 25px;
     box-shadow: 0 10px 25px rgba(0,0,0,0.1);
 }

 .highlight-heading {
     font-size: 20px;
     font-weight: 600;
     color: var(--primary-text);
     margin-bottom: 20px;
     line-height: 1.4;
 }

 .highlight-desc {
     color: var(--secondary-text);
     line-height: 1.7;
     font-size: 16px;
     text-align: left;
 }

 /* 专业团队区域 */
 .team-section {
     padding: 100px 0;
     background: var(--bg-color);
 }

 .team-header {
     text-align: center;
     margin-bottom: 80px;
 }

 .team-heading {
     font-size: 42px;
     font-weight: 700;
     color: var(--primary-text);
     margin-bottom: 30px;
     line-height: 1.2;
 }

 .team-description {
     font-size: 18px;
     color: var(--secondary-text);
     max-width: 800px;
     margin: 0 auto;
     line-height: 1.6;
 }

 .team-stats {
     display: grid;
     grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
     gap: 40px;
     margin-top: 60px;
 }

 .stat-card {
     background: var(--light-bg);
     padding: 40px 30px;
     border-radius: 20px;
     text-align: center;
     border: 1px solid var(--border-light);
     transition: all 0.3s ease;
     position: relative;
     overflow: hidden;
 }

 .stat-card:hover {
     transform: translateY(-5px);
     box-shadow: 0 20px 40px rgba(0,0,0,0.1);
     background: var(--bg-color);
 }

 .stat-number {
     font-size: 48px;
     font-weight: 700;
     color: var(--primary-text);
     margin-bottom: 15px;
     display: block;
 }

 .stat-label {
     font-size: 18px;
     font-weight: 600;
     color: var(--primary-text);
     margin-bottom: 15px;
 }

 .stat-details {
     font-size: 14px;
     color: var(--secondary-text);
     line-height: 1.5;
 }

 .stat-card::before {
     content: '';
     position: absolute;
     top: 0;
     left: -100%;
     width: 100%;
     height: 100%;
     background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
     transition: left 0.5s;
 }

 .stat-card:hover::before {
     left: 100%;
 }

 /* 客户评价区域 */
 .reviews-section {
     padding: 100px 0;
     background: var(--light-bg);
 }

 .reviews-header {
     text-align: center;
     margin-bottom: 80px;
 }

 .reviews-heading {
     font-size: 42px;
     font-weight: 700;
     color: var(--primary-text);
     margin-bottom: 30px;
     line-height: 1.2;
 }

 .reviews-swiper {
     padding: 20px 0 60px 0;
 }

 .review-card {
     background: var(--bg-color);
     padding: 40px;
     border-radius: 20px;
     box-shadow: 0 15px 35px rgba(0,0,0,0.08);
     height: auto;
     display: flex;
     flex-direction: column;
     justify-content: space-between;
 }

 .review-content {
     flex-grow: 1;
 }

 .review-text {
     font-size: 16px;
     color: var(--secondary-text);
     line-height: 1.7;
     margin-bottom: 25px;
     font-style: italic;
 }

 .review-author {
     display: flex;
     align-items: center;
     gap: 15px;
 }

 .author-info {
     flex-grow: 1;
 }

 .author-name {
     font-size: 16px;
     font-weight: 600;
     color: var(--primary-text);
     margin-bottom: 5px;
 }

 .author-location {
     font-size: 14px;
     color: var(--secondary-text);
     display: flex;
     align-items: center;
     gap: 5px;
 }

 .country-flag {
     font-size: 16px;
 }

 .review-rating {
     display: flex;
     gap: 3px;
     margin-top: 10px;
 }

 .star {
     color: #ffd700;
     font-size: 16px;
 }

 /* Swiper 自定义样式 */
 .swiper-pagination-bullet {
     background: var(--secondary-text);
     opacity: 0.3;
 }

 .swiper-pagination-bullet-active {
     background: var(--main-color);
     opacity: 1;
 }

 .swiper-button-next,
 .swiper-button-prev {
     color: var(--main-color);
     background: var(--bg-color);
     width: 50px;
     height: 50px;
     border-radius: 50%;
     box-shadow: 0 5px 15px rgba(0,0,0,0.1);
 }

 .swiper-button-next:after,
 .swiper-button-prev:after {
     font-size: 18px;
 }

 /* 支持服务区域 */
 .support-section {
     padding: 100px 0;
     background: var(--bg-color);
 }

 .support-container {
     max-width: 1200px;
     margin: 0 auto;
     padding: 0 20px;
 }

 .section-title-area {
     text-align: center;
     margin-bottom: 80px;
 }

 .section-main-title {
     font-size: 42px;
     font-weight: 700;
     color: var(--primary-text);
     margin-bottom: 30px;
     line-height: 1.2;
 }

 .support-grid {
     display: grid;
     grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
     gap: 40px;
     align-items: start;
 }

 .support-card {
     background: var(--light-bg);
     padding: 40px 30px;
     border-radius: 20px;
     text-align: center;
     border: 1px solid var(--border-light);
     transition: all 0.6s ease-out;
     position: relative;
     overflow: hidden;
 }

 .support-card:hover {
     transform: translateY(-8px);
     box-shadow: 0 25px 50px rgba(0,0,0,0.15);
     background: var(--bg-color);
 }

 .support-icon {
     width: 80px;
     height: 80px;
     background: var(--main-color);
     color: var(--bg-color);
     border-radius: 50%;
     display: flex;
     align-items: center;
     justify-content: center;
     font-size: 24px;
     margin: 0 auto 25px;
     transition: all 0.3s ease;
 }

 .support-card:hover .support-icon {
     transform: scale(1.1);
     background: linear-gradient(135deg, var(--main-color), var(--secondary-text));
 }

 .support-title {
     font-size: 22px;
     font-weight: 600;
     color: var(--primary-text);
     margin-bottom: 20px;
     line-height: 1.3;
 }

 .support-content {
     font-size: 16px;
     color: var(--secondary-text);
     line-height: 1.6;
 }

 .support-highlight {
     display: inline-block;
     background: var(--main-color);
     color: var(--bg-color);
     padding: 4px 12px;
     border-radius: 15px;
     font-size: 14px;
     font-weight: 500;
     margin: 2px 4px;
     transition: all 0.3s ease;
 }

 .support-card:hover .support-highlight {
     background: linear-gradient(135deg, var(--main-color), var(--secondary-text));
     transform: translateY(-1px);
 }

 .support-card::before {
     content: '';
     position: absolute;
     top: 0;
     left: -100%;
     width: 100%;
     height: 100%;
     background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
     transition: left 0.5s;
 }

 .support-card:hover::before {
     left: 100%;
 }

 /* 联系区域 */
 .contact-section {
     background: linear-gradient(135deg, var(--light-bg) 0%, var(--bg-color) 100%);
     padding: 100px 0;
     position: relative;
     overflow: hidden;
 }

 .contact-container {
     max-width: 1200px;
     margin: 0 auto;
     padding: 0 20px;
     position: relative;
     z-index: 2;
 }

 .contact-grid {
     display: grid;
     grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
     gap: var(--gap-3xl);
     margin-top: var(--gap-3xl);
     position: relative;
     z-index: 2;
 }

 .contact-card {
     background: var(--bg-color);
     padding: var(--gap-3xl) var(--gap-2xl);
     border-radius: var(--radius-lg);
     text-align: center;
     box-shadow: var(--shadow-heavy);
     transition: all var(--transition-smooth);
     cursor: pointer;
     position: relative;
     overflow: hidden;
     border: 2px solid transparent;
 }

 .contact-card:hover {
     transform: translateY(-var(--gap-sm));
     box-shadow: var(--shadow-deep);
     border-color: var(--main-color);
 }

 .contact-card::before {
     content: '';
     position: absolute;
     top: 0;
     left: -100%;
     width: 100%;
     height: 100%;
     background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
     transition: left var(--transition-slow);
 }

 .contact-card:hover::before {
     left: 100%;
 }

 .contact-icon {
     width: 80px;
     height: 80px;
     background: var(--gradient-blue);
     color: var(--bg-color);
     border-radius: var(--radius-full);
     display: flex;
     align-items: center;
     justify-content: center;
     font-size: 32px;
     margin: 0 auto var(--gap-2xl);
     transition: all var(--transition-quick);
     position: relative;
     z-index: 2;
 }

 .contact-card:hover .contact-icon {
     transform: scale(1.1) rotate(5deg);
     background: var(--gradient-primary);
 }

 .contact-title {
     font-size: 24px;
     font-weight: 600;
     color: var(--primary-text);
     margin-bottom: var(--gap-lg);
     position: relative;
     z-index: 2;
 }

 .contact-info {
     font-size: 18px;
     color: var(--secondary-text);
     font-weight: 500;
     margin-bottom: var(--gap-sm);
     position: relative;
     z-index: 2;
 }

 .telegram-id {
     background: var(--light-bg);
     padding: var(--gap-sm) var(--gap-lg);
     border-radius: var(--radius-sm);
     display: inline-block;
     font-family: "Microsoft YaHei", "微软雅黑", sans-serif;
     border: 1px solid var(--border-light);
     transition: all var(--transition-quick);
 }

 .telegram-card:hover .telegram-id {
     background: #0088cc;
     color: var(--bg-color);
     transform: scale(1.05);
 }

 .address-text {
     font-size: 16px;
     color: var(--secondary-text);
     margin-bottom: var(--gap-sm);
     position: relative;
     z-index: 2;
 }

 .address-hint {
     font-family: "Microsoft YaHei", "微软雅黑", sans-serif;
     font-size: 14px;
     color: var(--muted-text);
     font-style: italic;
     position: relative;
     z-index: 2;
 }

 .address-card:hover .address-hint {
     color: var(--main-color);
     font-weight: 500;
 }

 /* Telegram 特定样式 */
 .telegram-card .contact-icon {
     background: linear-gradient(135deg, #0088cc 0%, #229ed9 100%);
 }

 .telegram-card:hover .contact-icon {
     background: linear-gradient(135deg, #229ed9 0%, #0088cc 100%);
 }

 /* 地址特定样式 */
 .address-card .contact-icon {
     background: linear-gradient(135deg, #ff6b6b 0%, #ee5a24 100%);
 }

 .address-card:hover .contact-icon {
     background: linear-gradient(135deg, #ee5a24 0%, #ff6b6b 100%);
 }

 /* 页脚样式 */
 .main-footer {
     background: var(--main-color);
     color: var(--bg-color);
     padding: 60px 0 30px;
     margin-top: 0;
 }

 .footer-container {
     max-width: 1200px;
     margin: 0 auto;
     padding: 0 20px;
 }

 .footer-brand {
     text-align: center;
     margin-bottom: 40px;
 }

 .footer-title {
     font-size: 36px;
     font-weight: 700;
     color: var(--bg-color);
     margin-bottom: 15px;
     letter-spacing: 2px;
 }

 .footer-slogan {
     font-size: 18px;
     color: rgba(255, 255, 255, 0.8);
     line-height: 1.6;
     max-width: 600px;
     margin: 0 auto;
 }

 .footer-nav {
     display: flex;
     justify-content: center;
     gap: 40px;
     margin-bottom: 40px;
     flex-wrap: wrap;
 }

 .footer-link {
     color: rgba(255, 255, 255, 0.8);
     text-decoration: none;
     font-size: 16px;
     font-weight: 500;
     transition: all 0.3s ease;
     padding: 8px 16px;
     border-radius: 20px;
     position: relative;
 }

 .footer-link:hover {
     color: var(--bg-color);
     background: rgba(255, 255, 255, 0.1);
     transform: translateY(-2px);
 }

 .footer-divider {
     height: 1px;
     background: rgba(255, 255, 255, 0.2);
     margin: 40px 0;
 }

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

 .footer-copyright {
     font-size: 14px;
     color: rgba(255, 255, 255, 0.6);
     line-height: 1.6;
 }

 .footer-year {
     font-weight: 600;
     color: var(--bg-color);
 }

 /* 地图弹窗样式 */
 .map-popup {
     display: none;
     position: fixed;
     top: 0;
     left: 0;
     width: 100%;
     height: 100%;
     background: rgba(0, 0, 0, 0.8);
     z-index: 10000;
     justify-content: center;
     align-items: center;
     opacity: 0;
     transition: opacity var(--transition-smooth);
 }

 .map-popup.show {
     opacity: 1;
 }

 .map-popup-content {
     background: var(--bg-color);
     border-radius: var(--radius-lg);
     max-width: 90vw;
     max-height: 90vh;
     width: 800px;
     box-shadow: var(--shadow-deep);
     transform: scale(0.9);
     transition: transform var(--transition-smooth);
     overflow: hidden;
 }

 .map-popup.show .map-popup-content {
     transform: scale(1);
 }

 .map-popup-header {
     display: flex;
     justify-content: space-between;
     align-items: center;
     padding: var(--gap-2xl) var(--gap-2xl) var(--gap-lg);
     border-bottom: 1px solid var(--border-light);
 }

 .map-popup-title {
     font-size: 24px;
     font-weight: 600;
     color: var(--primary-text);
     margin: 0;
 }

 .map-popup-close {
     background: none;
     border: none;
     cursor: pointer;
     padding: var(--gap-sm);
     border-radius: var(--radius-sm);
     color: var(--secondary-text);
     transition: all var(--transition-quick);
     display: flex;
     align-items: center;
     justify-content: center;
 }

 .map-popup-close:hover {
     background: var(--light-bg);
     color: var(--primary-text);
     transform: scale(1.1);
 }

 .map-popup-body {
     padding: var(--gap-2xl);
 }

 .map-address-info {
     margin-bottom: var(--gap-lg);
 }

 .address-display {
     display: flex;
     align-items: center;
     gap: var(--gap-md);
     font-size: 18px;
     color: var(--primary-text);
     font-weight: 500;
 }

 .address-display i {
     color: #ff6b6b;
     font-size: 20px;
 }

 .map-image-wrapper {
     border-radius: var(--radius-md);
     overflow: hidden;
     box-shadow: var(--shadow-medium);
     background: var(--light-bg);
 }

 .map-image {
     width: 100%;
     height: auto;
     display: block;
     transition: transform var(--transition-smooth);
 }

 .map-image:hover {
     transform: scale(1.02);
 }

 /* 通知样式 */
 .notification {
     position: fixed;
     top: var(--gap-2xl);
     right: var(--gap-2xl);
     background: var(--bg-color);
     color: var(--primary-text);
     padding: var(--gap-lg) var(--gap-2xl);
     border-radius: var(--radius-md);
     box-shadow: var(--shadow-deep);
     z-index: 10001;
     font-weight: 500;
     font-size: 16px;
     max-width: 400px;
     transform: translateX(100%);
     opacity: 0;
     transition: all var(--transition-smooth);
     border-left: 4px solid var(--main-color);
 }

 .notification.show {
     transform: translateX(0);
     opacity: 1;
 }

 .notification-success {
     border-left-color: #10b981;
     background: #f0fdf4;
     color: #166534;
 }

 .notification-error {
     border-left-color: #ef4444;
     background: #fef2f2;
     color: #991b1b;
 }

 .notification-info {
     border-left-color: #3b82f6;
     background: #eff6ff;
     color: #1e40af;
 }

 /* 浮动联系面板 */
 .floating-contact-panel {
     position: fixed;
     bottom: 50%;
     right: var(--gap-lg);
     z-index: 1000;
     display: flex;
     flex-direction: column;
     align-items: flex-end;
     gap: var(--gap-lg);
     transform: translateY(50%);
 }

 .floating-contact-items {
     display: flex;
     flex-direction: column;
     gap: var(--gap-md);
     opacity: 0;
     visibility: hidden;
     transform: translateY(var(--gap-xl));
     transition: all var(--transition-smooth);
 }

 .floating-contact-panel.active .floating-contact-items {
     opacity: 1;
     visibility: visible;
     transform: translateY(0);
 }

 .floating-btn-wrapper {
     position: relative;
 }

 .floating-contact-btn {
     width: 50px;
     height: 50px;
     border-radius: var(--radius-full);
     background: var(--gradient-primary);
     color: var(--bg-color);
     display: flex;
     align-items: center;
     justify-content: center;
     text-decoration: none;
     box-shadow: var(--shadow-heavy);
     transition: all var(--transition-quick);
     position: relative;
     border: 2px solid var(--bg-color);
 }

 .floating-contact-btn:hover {
     transform: scale(1.1) translateY(-2px);
     box-shadow: var(--shadow-deep);
     background: var(--gradient-blue);
 }

 .floating-contact-btn svg {
     width: 24px;
     height: 24px;
     transition: all var(--transition-quick);
 }

 .floating-contact-btn:hover svg {
     transform: scale(1.1);
 }

 .floating-tooltip {
     position: absolute;
     right: calc(100% + var(--gap-md));
     top: 50%;
     transform: translateY(-50%);
     background: var(--dark-gray);
     color: var(--bg-color);
     padding: var(--gap-sm) var(--gap-md);
     border-radius: var(--radius-sm);
     font-size: var(--font-xs);
     font-weight: 500;
     white-space: nowrap;
     opacity: 0;
     visibility: hidden;
     transition: all var(--transition-quick);
     box-shadow: var(--shadow-medium);
 }

 .floating-tooltip::after {
     content: '';
     position: absolute;
     left: 100%;
     top: 50%;
     transform: translateY(-50%);
     border: 6px solid transparent;
     border-left-color: var(--dark-gray);
 }

 .floating-contact-btn:hover .floating-tooltip {
     opacity: 1;
     visibility: visible;
     transform: translateY(-50%) translateX(-var(--gap-xs));
 }

 .floating-main-wrapper {
     position: relative;
 }

 .floating-main-btn {
     width: 60px;
     height: 60px;
     border-radius: var(--radius-full);
     background: var(--gradient-blue);
     color: var(--bg-color);
     border: 3px solid var(--bg-color);
     cursor: pointer;
     box-shadow: var(--shadow-heavy);
     transition: all var(--transition-quick);
     position: relative;
     display: flex;
     align-items: center;
     justify-content: center;
 }

 .floating-main-btn:hover {
     transform: scale(1.05) translateY(-2px);
     box-shadow: var(--shadow-deep);
     background: var(--gradient-primary);
 }

 .floating-main-btn svg {
     width: 28px;
     height: 28px;
     transition: all var(--transition-quick);
 }

 .floating-main-btn:hover svg {
     transform: rotate(15deg) scale(1.1);
 }

 .floating-main-tooltip {
     position: absolute;
     right: calc(100% + var(--gap-md));
     top: 50%;
     transform: translateY(-50%);
     background: var(--dark-gray);
     color: var(--bg-color);
     padding: var(--gap-sm) var(--gap-md);
     border-radius: var(--radius-sm);
     font-size: var(--font-xs);
     font-weight: 500;
     white-space: nowrap;
     opacity: 0;
     visibility: hidden;
     transition: all var(--transition-quick);
     box-shadow: var(--shadow-medium);
 }

 .floating-main-tooltip::after {
     content: '';
     position: absolute;
     left: 100%;
     top: 50%;
     transform: translateY(-50%);
     border: 6px solid transparent;
     border-left-color: var(--dark-gray);
 }

 .floating-main-btn:hover + .floating-main-tooltip {
     opacity: 1;
     visibility: visible;
     transform: translateY(-50%) translateX(-var(--gap-xs));
 }

 /* Telegram 特定样式 */
 .tg-btn {
     background: linear-gradient(135deg, #0088cc 0%, #229ed9 100%);
 }

 .tg-btn:hover {
     background: linear-gradient(135deg, #229ed9 0%, #0088cc 100%);
 }

 /* 响应式设计 */
 @media (max-width: 768px) {
     .services-layout {
         grid-template-columns: 1fr;
     }
     
     .platform-info {
         grid-template-columns: 1fr;
     }
     
     .section-heading {
         font-size: 32px;
     }

     .industries-layout {
         flex-direction: column;
         gap: 15px;
     }
     
     .industry-box {
         min-width: auto;
     }

     .services-highlights {
         grid-template-columns: 1fr;
     }

     .account-heading {
         font-size: 32px;
     }

     .team-stats {
         grid-template-columns: 1fr;
         gap: 30px;
     }

     .team-heading {
         font-size: 32px;
     }

     .stat-number {
         font-size: 36px;
     }

     .reviews-heading {
         font-size: 32px;
     }

     .review-card {
         padding: 30px;
     }

     .swiper-button-next,
     .swiper-button-prev {
         display: none;
     }

     .support-grid {
         grid-template-columns: 1fr;
         gap: 30px;
     }

     .section-main-title {
         font-size: 32px;
     }

     .support-card {
         padding: 30px 20px;
     }

     .support-title {
         font-size: 20px;
     }

     .support-highlight {
         font-size: 13px;
         padding: 3px 10px;
     }

     .footer-title {
         font-size: 28px;
     }

     .footer-slogan {
         font-size: 16px;
     }

     .footer-nav {
         gap: 20px;
     }

     .footer-link {
         font-size: 14px;
         padding: 6px 12px;
     }

     .contact-grid {
         grid-template-columns: 1fr;
         gap: 40px;
     }

     .contact-card {
         padding: 30px 20px;
     }

     .contact-icon {
         width: 60px;
         height: 60px;
         font-size: 24px;
         margin-bottom: var(--gap-lg);
     }

     .contact-title {
         font-size: 20px;
         margin-bottom: var(--gap-md);
     }

     .contact-info {
         font-size: 16px;
     }

     .telegram-id {
         padding: var(--gap-xs) var(--gap-md);
         font-size: 14px;
     }

     .address-text {
         font-size: 14px;
     }

     .address-hint {
         font-size: 12px;
     }

     /* 浮动联系面板移动端 */
     .floating-contact-panel {
         right: var(--gap-md);
         bottom: 45%;
     }

     .floating-contact-btn {
         width: 45px;
         height: 45px;
     }

     .floating-contact-btn svg {
         width: 20px;
         height: 20px;
     }

     .floating-main-btn {
         width: 55px;
         height: 55px;
     }

     .floating-main-btn svg {
         width: 24px;
         height: 24px;
     }

     .floating-tooltip,
     .floating-main-tooltip {
         font-size: 11px;
         padding: var(--gap-xs) var(--gap-sm);
         right: calc(100% + var(--gap-sm));
     }

     .floating-tooltip::after,
     .floating-main-tooltip::after {
         border-width: 4px;
     }

     /* 地图弹窗移动端 */
     .map-popup-content {
         width: 95vw;
         max-height: 85vh;
     }

     .map-popup-header {
         padding: var(--gap-lg) var(--gap-lg) var(--gap-md);
     }

     .map-popup-title {
         font-size: 20px;
     }

     .map-popup-body {
         padding: var(--gap-lg);
     }

     .address-display {
         font-size: 16px;
     }

     .address-display i {
         font-size: 18px;
     }

     /* 通知移动端 */
     .notification {
         top: var(--gap-lg);
         right: var(--gap-lg);
         left: var(--gap-lg);
         max-width: none;
         font-size: 14px;
         padding: var(--gap-md) var(--gap-lg);
     }
 }