/*
 * 破晓官网首页样式文件
 * 使用方法：在HTML中引入此CSS文件即可
 * 计划任务示例：可用于官网首页、品牌展示等场景的样式设计
 */

/* 全局样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    line-height: 1.6;
    color: #333;
    background: #f5f7fa;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

/* 导航栏样式 */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.12);
}

.navbar-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

.navbar-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 24px;
    font-weight: 700;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo-img {
    height: 32px;
    width: auto;
    display: block;
}

.navbar-nav {
    display: flex;
    list-style: none;
    gap: 40px;
}

.navbar-nav a {
    font-size: 16px;
    font-weight: 500;
    color: #333;
    position: relative;
}

.navbar-nav a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    transition: width 0.3s ease;
}

.navbar-nav a:hover::after {
    width: 100%;
}

.navbar-cta {
    display: none;
}

/* Hero区域样式 */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    overflow: hidden;
    padding-top: 70px;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 30%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
}

.hero-particles {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
}

.hero-particle {
    position: absolute;
    width: 10px;
    height: 10px;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    animation: float 6s ease-in-out infinite;
}

.hero-particle:nth-child(1) { animation-delay: 0s; }
.hero-particle:nth-child(2) { animation-delay: 1s; }
.hero-particle:nth-child(3) { animation-delay: 2s; }
.hero-particle:nth-child(4) { animation-delay: 3s; }
.hero-particle:nth-child(5) { animation-delay: 4s; }
.hero-particle:nth-child(6) { animation-delay: 5s; }

@keyframes float {
    0%, 100% { transform: translateY(0) scale(1); opacity: 0.3; }
    50% { transform: translateY(-30px) scale(1.2); opacity: 0.6; }
}

.hero-content {
    position: relative;
    text-align: center;
    color: white;
    max-width: 900px;
    padding: 0 20px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    padding: 10px 24px;
    border-radius: 30px;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 30px;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.badge-icon {
    font-size: 18px;
}

.hero-title {
    font-size: 56px;
    font-weight: 800;
    margin-bottom: 20px;
    line-height: 1.2;
}

.title-gradient {
    background: linear-gradient(135deg, #fff 0%, #e0e7ff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.title-normal {
    color: white;
}

.hero-subtitle {
    font-size: 20px;
    line-height: 1.8;
    margin-bottom: 40px;
    opacity: 0.95;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    margin-bottom: 60px;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 16px 40px;
    border-radius: 30px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
}

.btn-lg {
    padding: 18px 48px;
    font-size: 18px;
}

.btn-sm {
    padding: 10px 24px;
    font-size: 14px;
}

.btn-primary {
    background: white;
    color: #667eea;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-3px);
}

.hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
}

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

.stat-number {
    font-size: 36px;
    font-weight: 800;
    margin-bottom: 5px;
}

.stat-label {
    font-size: 14px;
    opacity: 0.9;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: rgba(255, 255, 255, 0.3);
}

/* 通用区域样式 */
section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 20px;
}

.tag-icon {
    font-size: 16px;
}

.section-title {
    font-size: 42px;
    font-weight: 700;
    margin-bottom: 15px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-desc {
    font-size: 18px;
    color: #666;
    max-width: 600px;
    margin: 0 auto;
}

/* 核心服务区域样式 */
.services-section {
    background: white;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.service-card {
    background: linear-gradient(135deg, #f8f9ff 0%, #fff 100%);
    border-radius: 24px;
    padding: 40px;
    transition: all 0.4s ease;
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
    text-align: center;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

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

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 60px rgba(102, 126, 234, 0.15);
    border-color: rgba(102, 126, 234, 0.2);
}

.service-icon-wrapper {
    position: relative;
    width: 80px;
    height: 80px;
    margin-bottom: 25px;
}

.service-icon {
    position: relative;
    z-index: 2;
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 36px;
    transition: all 0.3s ease;
}

.service-bg-icon {
    position: absolute;
    top: 10px;
    left: 10px;
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 20px;
    opacity: 0.1;
    transition: all 0.3s ease;
}

.service-card:hover .service-icon {
    transform: scale(1.1) rotate(5deg);
}

.service-card:hover .service-bg-icon {
    transform: translate(10px, 10px);
}

.service-title {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 15px;
    color: #333;
}

.service-desc {
    font-size: 16px;
    color: #666;
    line-height: 1.8;
    margin-bottom: 20px;
}

.service-features {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 14px;
    color: #667eea;
    background: rgba(102, 126, 234, 0.1);
    padding: 6px 14px;
    border-radius: 15px;
}

.feature-item i {
    font-size: 14px;
}

/* 平台跳转区域样式 */
.platforms-section {
    background: linear-gradient(135deg, #f8f9ff 0%, #fff 100%);
}

.platforms-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.platform-card {
    display: block;
    background: white;
    border-radius: 24px;
    overflow: hidden;
    transition: all 0.4s ease;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
    border: 2px solid transparent;
}

.platform-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 20px 60px rgba(102, 126, 234, 0.25);
    border-color: #667eea;
}

.platform-card-header {
    position: relative;
    padding: 30px 40px 20px;
    display: flex;
    align-items: center;
    gap: 15px;
}

.platform-card-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 28px;
    transition: all 0.3s ease;
}

.platform-card:hover .platform-card-icon {
    transform: scale(1.1) rotate(5deg);
}

.platform-card-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 6px 16px;
    border-radius: 15px;
    font-size: 12px;
    font-weight: 600;
}

.platform-card-body {
    padding: 0 40px 30px;
}

.platform-card-title {
    font-size: 26px;
    font-weight: 700;
    margin-bottom: 12px;
    color: #333;
}

.platform-card-desc {
    font-size: 15px;
    color: #666;
    line-height: 1.8;
    margin-bottom: 20px;
}

.platform-card-features {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.feature-tag {
    display: inline-block;
    background: linear-gradient(135deg, #f8f9ff 0%, #fff 100%);
    color: #667eea;
    padding: 6px 14px;
    border-radius: 15px;
    font-size: 13px;
    font-weight: 500;
    border: 1px solid rgba(102, 126, 234, 0.2);
}

.platform-card-footer {
    padding: 20px 40px;
    background: linear-gradient(135deg, #f8f9ff 0%, #fff 100%);
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-top: 1px solid rgba(102, 126, 234, 0.1);
}

.platform-card-action {
    font-size: 16px;
    font-weight: 600;
    color: #667eea;
}

.platform-card-footer i {
    font-size: 20px;
    color: #667eea;
    transition: transform 0.3s ease;
}

.platform-card:hover .platform-card-footer i {
    transform: translateX(5px);
}

/* 关于我们区域样式 */
.about-section {
    background: white;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.advantage-item {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    padding: 30px;
    background: linear-gradient(135deg, #f8f9ff 0%, #fff 100%);
    border-radius: 20px;
    transition: all 0.4s ease;
    border: 2px solid transparent;
}

.advantage-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(102, 126, 234, 0.15);
    border-color: rgba(102, 126, 234, 0.2);
}

.advantage-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 28px;
    flex-shrink: 0;
    transition: all 0.3s ease;
}

.advantage-item:hover .advantage-icon {
    transform: scale(1.1) rotate(5deg);
}

.advantage-content {
    flex: 1;
}

.advantage-number {
    font-size: 48px;
    font-weight: 800;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: 10px;
    opacity: 0.3;
}

.advantage-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 10px;
    color: #333;
}

.advantage-desc {
    font-size: 14px;
    color: #666;
    line-height: 1.8;
}

/* 联系我们区域样式 */
.contact-section {
    position: relative;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    overflow: hidden;
}

.contact-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 30%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
}

.contact-section .section-header {
    position: relative;
    z-index: 1;
}

.contact-section .section-tag {
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
}

.contact-section .section-title {
    color: white;
    -webkit-text-fill-color: white;
    background: none;
}

.contact-section .section-desc {
    color: rgba(255, 255, 255, 0.9);
}

.contact-grid {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    max-width: 900px;
    margin: 0 auto;
}

.contact-item {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 40px 30px;
    text-align: center;
    border: 2px solid rgba(255, 255, 255, 0.2);
    transition: all 0.4s ease;
}

.contact-item:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.25);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
}

.contact-icon {
    width: 70px;
    height: 70px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: white;
    font-size: 32px;
    transition: all 0.3s ease;
}

.contact-item:hover .contact-icon {
    transform: scale(1.1) rotate(10deg);
    background: rgba(255, 255, 255, 0.3);
}

.contact-content h3 {
    font-size: 20px;
    font-weight: 700;
    color: white;
    margin-bottom: 10px;
}

.contact-content p {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 15px;
}

.contact-copy,
.contact-status,
.contact-time {
    display: inline-block;
    background: rgba(255, 255, 255, 0.2);
    padding: 6px 16px;
    border-radius: 15px;
    font-size: 13px;
    color: white;
    font-weight: 500;
}

/* 页脚样式 */
.footer {
    background: #1a1a2e;
    color: white;
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand {
    text-align: left;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 20px;
}

.footer-logo .logo-icon {
    font-size: 28px;
}

.footer-desc {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
}

.footer-links,
.footer-contact {
    text-align: left;
}

.footer-links-title,
.footer-contact-title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 20px;
}

.footer-links a {
    display: block;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 12px;
    transition: all 0.3s ease;
}

.footer-links a:hover {
    color: white;
    padding-left: 5px;
}

.footer-contact p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.footer-contact i {
    font-size: 16px;
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

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

.footer-social {
    display: flex;
    gap: 15px;
}

.social-link {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 18px;
    transition: all 0.3s ease;
}

.social-link:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-3px);
}

/* 悬浮微信按钮样式 */
.floating-wechat {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 999;
}

.floating-wechat-btn {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #07c160 0%, #06ad56 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 30px;
    box-shadow: 0 10px 30px rgba(7, 193, 96, 0.4);
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
}

.floating-wechat-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 15px 40px rgba(7, 193, 96, 0.5);
}

.floating-wechat-tooltip {
    position: absolute;
    right: 70px;
    top: 50%;
    transform: translateY(-50%);
    background: white;
    color: #333;
    padding: 10px 20px;
    border-radius: 10px;
    font-size: 14px;
    white-space: nowrap;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.floating-wechat-btn:hover .floating-wechat-tooltip {
    opacity: 1;
    visibility: visible;
    right: 80px;
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .hero-title {
        font-size: 48px;
    }
    
    .section-title {
        font-size: 36px;
    }
    
    .platforms-grid {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    }
}

@media (max-width: 768px) {
    /* 导航栏优化 */
    .navbar {
        padding: 0;
    }
    
    .navbar-container {
        padding: 0 15px;
        height: 60px;
    }
    
    .navbar-logo {
        font-size: 20px;
    }
    
    .logo-icon {
        font-size: 24px;
    }
    
    .logo-text {
        font-size: 18px;
    }
    
    .navbar-nav {
        display: none;
    }
    
    .navbar-cta {
        display: none;
    }
    
    /* Hero区域优化 */
    .hero {
        padding: 80px 15px 60px;
        min-height: auto;
    }
    
    .hero-badge {
        padding: 8px 16px;
        font-size: 12px;
        margin-bottom: 20px;
    }
    
    .hero-title {
        font-size: 32px;
        line-height: 1.3;
        margin-bottom: 15px;
    }
    
    .hero-subtitle {
        font-size: 15px;
        line-height: 1.6;
        margin-bottom: 25px;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: stretch;
        gap: 15px;
        width: 100%;
        max-width: 300px;
        margin: 0 auto;
    }
    
    .hero-buttons .btn {
        width: 100%;
        text-align: center;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 20px;
        margin-top: 40px;
    }
    
    .stat-item {
        width: 100%;
        text-align: center;
    }
    
    .stat-divider {
        display: none;
    }
    
    /* 标题和描述优化 */
    .section {
        padding: 50px 15px;
    }
    
    .section-header {
        margin-bottom: 30px;
        text-align: center;
    }
    
    .section-tag {
        margin: 0 auto 15px;
    }
    
    .section-title {
        font-size: 26px;
        margin-bottom: 10px;
    }
    
    .section-desc {
        font-size: 14px;
    }
    
    /* 网格布局优化 */
    .services-grid,
    .platforms-grid,
    .advantages-grid,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    /* 卡片优化 */
    .service-card,
    .platform-card,
    .advantage-item,
    .contact-item {
        padding: 25px 20px;
    }
    
    .service-icon,
    .platform-card-icon,
    .advantage-icon,
    .contact-icon {
        width: 50px;
        height: 50px;
        font-size: 24px;
    }
    
    .service-icon-wrapper {
        width: 50px;
        height: 50px;
        margin-bottom: 15px;
        margin-left: auto;
        margin-right: auto;
    }
    
    .service-bg-icon {
        width: 50px;
        height: 50px;
        top: 5px;
        left: 5px;
        border-radius: 12px;
    }
    
    .service-features {
        gap: 8px;
        justify-content: center;
    }
    
    .feature-item {
        font-size: 12px;
        padding: 4px 10px;
    }
    
    .service-title,
    .platform-card-title,
    .advantage-title,
    .contact-content h3 {
        font-size: 18px;
    }
    
    .service-desc,
    .platform-card-desc,
    .advantage-desc,
    .contact-content p {
        font-size: 14px;
    }
    
    /* 平台卡片特殊优化 */
    .platform-card-header {
        padding: 15px 20px;
        justify-content: center;
        text-align: center;
    }
    
    .platform-card-body {
        padding: 15px 20px;
        text-align: center;
    }
    
    .platform-card-footer {
        padding: 15px 20px;
    }
    
    .platform-card-features {
        flex-wrap: wrap;
        gap: 8px;
    }
    
    .feature-tag {
        font-size: 11px;
        padding: 4px 10px;
    }
    
    /* 优势项目优化 */
    .advantage-item {
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 15px;
        text-align: center;
    }
    
    .advantage-number {
        display: none;
    }
    
    /* 联系项目优化 */
    .contact-item {
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 15px;
        text-align: center;
    }
    
    .contact-copy {
        display: none;
    }
    
    /* 页脚优化 */
    .footer {
        padding: 40px 15px 20px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 30px;
    }
    
    .footer-brand,
    .footer-links,
    .footer-contact {
        text-align: center;
    }
    
    .footer-logo {
        justify-content: center;
        margin-bottom: 15px;
    }
    
    .footer-desc {
        font-size: 14px;
    }
    
    .footer-links-title,
    .footer-contact-title {
        font-size: 16px;
        margin-bottom: 15px;
    }
    
    .footer-links a,
    .footer-contact p {
        font-size: 13px;
        margin-bottom: 10px;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 15px;
        text-align: center;
        padding-top: 20px;
    }
    
    .footer-copyright p {
        font-size: 12px;
    }
    
    /* 悬浮按钮优化 */
    .floating-wechat {
        bottom: 15px;
        right: 15px;
    }
    
    .floating-wechat-btn {
        width: 50px;
        height: 50px;
        font-size: 24px;
    }
    
    .floating-wechat-tooltip {
        display: none;
    }
    
    /* 返回顶部按钮优化 */
    .back-to-top {
        bottom: 75px;
        right: 15px;
        width: 45px;
        height: 45px;
        font-size: 20px;
    }
}

@media (max-width: 480px) {
    /* 导航栏进一步优化 */
    .navbar-container {
        padding: 0 12px;
        height: 55px;
    }
    
    .navbar-logo {
        font-size: 18px;
    }
    
    .logo-icon {
        font-size: 22px;
    }
    
    .logo-text {
        font-size: 16px;
    }
    
    /* Hero区域进一步优化 */
    .hero {
        padding: 70px 12px 50px;
    }
    
    .hero-badge {
        padding: 6px 14px;
        font-size: 11px;
        margin-bottom: 15px;
    }
    
    .hero-title {
        font-size: 26px;
        line-height: 1.2;
        margin-bottom: 12px;
    }
    
    .hero-subtitle {
        font-size: 14px;
        line-height: 1.5;
        margin-bottom: 20px;
    }
    
    .hero-buttons {
        gap: 12px;
        max-width: 100%;
    }
    
    /* 按钮优化 */
    .btn {
        padding: 12px 24px;
        font-size: 14px;
        border-radius: 8px;
    }
    
    .btn-sm {
        padding: 8px 16px;
        font-size: 12px;
    }
    
    .btn-lg {
        padding: 14px 28px;
        font-size: 15px;
        border-radius: 10px;
    }
    
    /* 统计数据优化 */
    .stat-number {
        font-size: 28px;
    }
    
    .stat-label {
        font-size: 12px;
    }
    
    /* 区域优化 */
    .section {
        padding: 40px 12px;
    }
    
    .section-header {
        margin-bottom: 25px;
    }
    
    .section-tag {
        padding: 6px 14px;
        font-size: 11px;
    }
    
    .section-title {
        font-size: 22px;
        margin-bottom: 8px;
    }
    
    .section-desc {
        font-size: 13px;
    }
    
    /* 卡片优化 */
    .service-card,
    .platform-card,
    .advantage-item,
    .contact-item {
        padding: 20px 15px;
        border-radius: 12px;
    }
    
    .service-icon,
    .platform-card-icon,
    .advantage-icon,
    .contact-icon {
        width: 45px;
        height: 45px;
        font-size: 22px;
    }
    
    .service-icon-wrapper {
        width: 45px;
        height: 45px;
        margin-bottom: 12px;
        margin-left: auto;
        margin-right: auto;
    }
    
    .service-bg-icon {
        width: 45px;
        height: 45px;
        top: 4px;
        left: 4px;
        border-radius: 10px;
    }
    
    .service-features {
        gap: 6px;
        justify-content: center;
    }
    
    .feature-item {
        font-size: 11px;
        padding: 3px 8px;
    }
    
    .service-title,
    .platform-card-title,
    .advantage-title,
    .contact-content h3 {
        font-size: 16px;
        margin-bottom: 8px;
    }
    
    .service-desc,
    .platform-card-desc,
    .advantage-desc,
    .contact-content p {
        font-size: 13px;
        line-height: 1.5;
    }
    
    /* 平台卡片特殊优化 */
    .platform-card-header {
        padding: 12px 15px;
        justify-content: center;
        text-align: center;
    }
    
    .platform-card-body {
        padding: 12px 15px;
        text-align: center;
    }
    
    .platform-card-footer {
        padding: 12px 15px;
    }
    
    .platform-card-badge {
        padding: 4px 8px;
        font-size: 10px;
    }
    
    .platform-card-features {
        gap: 6px;
    }
    
    .feature-tag {
        font-size: 10px;
        padding: 3px 8px;
    }
    
    .platform-card-action {
        font-size: 13px;
    }
    
    /* 优势项目优化 */
    .advantage-item {
        gap: 12px;
    }
    
    /* 联系项目优化 */
    .contact-item {
        gap: 12px;
    }
    
    /* 页脚优化 */
    .footer {
        padding: 35px 12px 15px;
    }
    
    .footer-content {
        gap: 25px;
    }
    
    .footer-logo {
        margin-bottom: 12px;
    }
    
    .footer-desc {
        font-size: 13px;
        line-height: 1.6;
    }
    
    .footer-links-title,
    .footer-contact-title {
        font-size: 15px;
        margin-bottom: 12px;
    }
    
    .footer-links a,
    .footer-contact p {
        font-size: 12px;
        margin-bottom: 8px;
    }
    
    .footer-bottom {
        padding-top: 15px;
    }
    
    .footer-copyright p {
        font-size: 11px;
    }
    
    .social-link {
        width: 35px;
        height: 35px;
        font-size: 16px;
    }
    
    /* 悬浮按钮优化 */
    .floating-wechat {
        bottom: 12px;
        right: 12px;
    }
    
    .floating-wechat-btn {
        width: 45px;
        height: 45px;
        font-size: 22px;
    }
    
    /* 返回顶部按钮优化 */
    .back-to-top {
        bottom: 65px;
        right: 12px;
        width: 40px;
        height: 40px;
        font-size: 18px;
    }
    
    /* 移动端菜单优化 */
    .navbar-menu.active {
        top: 55px;
        padding: 15px;
    }
    
    .navbar-menu.active .nav-link {
        padding: 12px 0;
        font-size: 15px;
    }
    
    /* 导航切换按钮优化 */
    .navbar-toggle {
        padding: 3px;
    }
    
    .navbar-toggle span {
        width: 22px;
        height: 2px;
    }
    
    /* 触摸优化 */
    * {
        -webkit-tap-highlight-color: transparent;
        -webkit-touch-callout: none;
    }
    
    a,
    button,
    .btn,
    .platform-card,
    .service-card {
        -webkit-tap-highlight-color: rgba(102, 126, 234, 0.1);
    }
    
    /* 滚动优化 */
    body {
        -webkit-overflow-scrolling: touch;
        overscroll-behavior-y: contain;
    }
    
    /* 文本选择优化 */
    .navbar,
    .hero,
    .platform-card,
    .service-card,
    .advantage-item,
    .contact-item {
        -webkit-user-select: none;
        user-select: none;
    }
    
    /* 输入框和文本区域可选中 */
    input,
    textarea {
        -webkit-user-select: text;
        user-select: text;
    }
    
    /* 移动端动画优化 */
    .animate-ready {
        transition: all 0.4s ease;
    }
    
    /* 移动端卡片悬停效果禁用 */
    .platform-card:hover,
    .service-card:hover,
    .advantage-item:hover,
    .contact-item:hover {
        transform: none;
    }
    
    /* 移动端按钮点击效果 */
    .btn:active,
    .platform-card:active,
    .service-card:active {
        transform: scale(0.98);
        opacity: 0.9;
    }
    
    /* 移动端悬浮按钮优化 */
    .floating-wechat-btn:active {
        transform: scale(0.95);
    }
    
    .back-to-top:active {
        transform: translateY(-3px) scale(0.95);
    }
    
    /* 移动端导航菜单优化 */
    .navbar-menu {
        -webkit-overflow-scrolling: touch;
    }
    
    /* 移动端字体渲染优化 */
    body {
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
        text-rendering: optimizeLegibility;
    }
    
    /* 移动端图片优化 */
    img {
        max-width: 100%;
        height: auto;
        display: block;
    }
    
    /* 移动端链接优化 */
    a {
        text-decoration: none;
        outline: none;
    }
    
    a:focus,
    button:focus,
    .btn:focus {
        outline: none;
    }
    
    /* 移动端表单优化 */
    input,
    textarea,
    button {
        font-size: 16px;
    }
}

/* JavaScript交互效果样式 */

/* 导航栏滚动效果 */
.navbar-scrolled {
    background: rgba(255, 255, 255, 0.98) !important;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.12) !important;
}

.navbar-hidden {
    transform: translateY(-100%);
}

/* 元素滚动动画 */
.animate-ready {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.animate-in {
    opacity: 1 !important;
    transform: translateY(0) !important;
}

/* Hero区域动画 */
.hero-title.animate-in {
    opacity: 1;
    transform: translateY(0);
    transition: all 0.8s ease;
}

.hero-subtitle.animate-in {
    opacity: 1;
    transform: translateY(0);
    transition: all 0.8s ease 0.2s;
}

.hero-buttons.animate-in {
    opacity: 1;
    transform: translateY(0);
    transition: all 0.8s ease 0.4s;
}

/* 返回顶部按钮 */
.back-to-top {
    position: fixed;
    bottom: 100px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    border-radius: 50%;
    color: white;
    font-size: 24px;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all 0.3s ease;
    z-index: 998;
    box-shadow: 0 5px 20px rgba(102, 126, 234, 0.4);
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.5);
}

/* 移动端菜单 */
.navbar-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 5px;
    z-index: 1001;
}

.navbar-toggle span {
    width: 25px;
    height: 3px;
    background: #333;
    border-radius: 3px;
    transition: all 0.3s ease;
}

.navbar-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.navbar-toggle.active span:nth-child(2) {
    opacity: 0;
}

.navbar-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

.navbar-menu {
    display: none;
}

.navbar-menu.active {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: white;
    padding: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    animation: slideDown 0.3s ease;
}

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

.navbar-menu.active .nav-link {
    padding: 15px 0;
    border-bottom: 1px solid #f0f0f0;
}

.navbar-menu.active .nav-link:last-child {
    border-bottom: none;
}

.menu-open {
    overflow: hidden;
}

/* 复制成功提示 */
.contact-copy {
    cursor: pointer;
    color: #667eea;
    font-size: 14px;
    transition: all 0.3s ease;
}

.contact-copy:hover {
    color: #764ba2;
}

.contact-copy.copy-success {
    color: #07c160;
    font-weight: 600;
}

/* 平台卡片悬停效果 */
.platform-card.card-hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 20px 60px rgba(102, 126, 234, 0.25);
    border-color: #667eea;
}

/* 页面加载动画 */
body:not(.page-loaded) .hero-title,
body:not(.page-loaded) .hero-subtitle,
body:not(.page-loaded) .hero-buttons {
    opacity: 0;
    transform: translateY(20px);
}

body:not(.page-loaded) .hero-title {
    transition: all 0.8s ease;
}

body:not(.page-loaded) .hero-subtitle {
    transition: all 0.8s ease 0.2s;
}

body:not(.page-loaded) .hero-buttons {
    transition: all 0.8s ease 0.4s;
}

/* 移动端导航菜单样式 */
@media (max-width: 768px) {
    .navbar-toggle {
        display: flex;
    }
    
    .back-to-top {
        bottom: 80px;
        right: 20px;
        width: 45px;
        height: 45px;
        font-size: 20px;
    }
}