/* 英菲尼官方网站样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* 与Logo相匹配的蓝色系 */
    --primary-blue: #0D4F8C;        /* 深蓝主色 - 专业稳重 */
    --secondary-blue: #1E88E5;      /* 中蓝色 - 活力动感 */
    --light-blue: #E3F2FD;          /* 浅蓝背景 - 清新柔和 */
    --dark-blue: #0A3D6B;           /* 深蓝色 - 高端权威 */
    --accent-blue: #42A5F5;         /* 亮蓝强调 - 现代科技感 */
    --bright-blue: #2196F3;         /* 明亮蓝 - 互动元素 */
    --gradient-blue-start: #1565C0; /* 渐变起始 */
    --gradient-blue-end: #0D47A1;   /* 渐变结束 */
    
    /* 辅助色彩 */
    --text-dark: #1f2937;
    --text-light: #6b7280;
    --white: #ffffff;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
}

body {
    font-family: 'Microsoft YaHei', 'PingFang SC', 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.5;
    color: var(--text-dark);
    background-color: var(--white);
}

/* 全局动画 */
.fade-in {
    animation: fadeIn 0.8s ease-out;
}

.slide-up {
    animation: slideUp 0.6s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideUp {
    from { 
        opacity: 0;
        transform: translateY(30px);
    }
    to { 
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.pulse-hover:hover {
    animation: pulse 0.6s ease-in-out;
}

/* 头部导航 - 动态渐变效果 */
.header {
    background: linear-gradient(135deg, var(--gradient-blue-start) 0%, var(--primary-blue) 50%, var(--secondary-blue) 100%);
    background-size: 200% 200%;
    animation: gradientShift 8s ease-in-out infinite;
    box-shadow: 0 8px 32px rgba(13, 79, 140, 0.15);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

/* 渐变动画关键帧 */
@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

@keyframes heroGradient {
    0% { background-position: 0% 50%; }
    25% { background-position: 100% 50%; }
    50% { background-position: 100% 100%; }
    75% { background-position: 0% 100%; }
    100% { background-position: 0% 50%; }
}

.header.scrolled {
    background: rgba(13, 79, 140, 0.95);
    backdrop-filter: blur(15px);
    box-shadow: 0 12px 40px rgba(13, 79, 140, 0.2);
}

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

.logo {
    display: flex;
    align-items: center;
    color: var(--white);
    text-decoration: none;
    font-size: 28px;
    font-weight: bold;
    transition: transform 0.3s ease;
}

.logo:hover {
    transform: scale(1.05);
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: var(--white);
    border-radius: 8px;
    margin-right: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-blue);
    font-size: 20px;
    font-weight: bold;
}

.logo-image {
    width: 40px;
    height: 40px;
    margin-right: 12px;
    border-radius: 8px;
    object-fit: contain;
}

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

.nav-link {
    color: var(--white);
    text-decoration: none;
    font-weight: 500;
    padding: 8px 16px;
    border-radius: 6px;
    transition: all 0.3s ease;
    position: relative;
}

.nav-link:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

.nav-link.active {
    background: rgba(255, 255, 255, 0.2);
}

.user-menu {
    display: flex;
    gap: 15px;
    align-items: center;
}

.btn {
    padding: 10px 20px;
    border: none;
    border-radius: 6px;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-block;
    text-align: center;
}

.btn-primary {
    background: var(--white);
    color: var(--primary-blue);
}

.btn-primary:hover {
    background: var(--gray-100);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

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

.btn-outline:hover {
    background: var(--white);
    color: var(--primary-blue);
}

/* 移动端菜单 */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--white);
    font-size: 24px;
    cursor: pointer;
}

/* 主要内容区域 */
.main-content {
    margin-top: 70px;
    min-height: calc(100vh - 70px);
}

/* 英雄区域 - 增强动态效果 */
.hero {
    background: linear-gradient(135deg, var(--gradient-blue-end) 0%, var(--primary-blue) 30%, var(--secondary-blue) 70%, var(--bright-blue) 100%);
    background-size: 400% 400%;
    animation: heroGradient 12s ease-in-out infinite;
    padding: 100px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(13, 79, 140, 0.3);
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 1000"><polygon fill="rgba(255,255,255,0.05)" points="0,0 1000,300 1000,1000 0,700"/></svg>');
    background-size: cover;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
    z-index: 1;
}

.hero h1 {
    color: var(--white);
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.hero .subtitle {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.3rem;
    margin-bottom: 40px;
    font-weight: 300;
}

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

.btn-hero {
    padding: 15px 30px;
    font-size: 1.1rem;
    border-radius: 8px;
}

/* 特色服务区域 */
.services {
    padding: 80px 0;
    background: var(--gray-50);
}

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

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

.section-title h2 {
    font-size: 2.5rem;
    color: var(--text-dark);
    margin-bottom: 15px;
    font-weight: 600;
}

.section-title p {
    font-size: 1.1rem;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
}

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

.service-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: 12px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid var(--gray-200);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    border-color: var(--primary-blue);
}

.service-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
    border-radius: 20px;
    margin: 0 auto 25px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 2rem;
}

.service-card h3 {
    font-size: 1.4rem;
    color: var(--text-dark);
    margin-bottom: 15px;
    font-weight: 600;
}

.service-card p {
    color: var(--text-light);
    line-height: 1.6;
}

/* 新闻资讯区域 */
.news {
    padding: 80px 0;
    background: var(--white);
}

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

.news-card {
    background: var(--white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: 1px solid var(--gray-200);
}

.news-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

.news-image {
    height: 200px;
    background: linear-gradient(135deg, var(--light-blue), var(--accent-blue));
    position: relative;
    overflow: hidden;
}

.news-content {
    padding: 25px;
}

.news-date {
    color: var(--text-light);
    font-size: 0.9rem;
    margin-bottom: 10px;
}

.news-card h3 {
    font-size: 1.2rem;
    color: var(--text-dark);
    margin-bottom: 15px;
    font-weight: 600;
    line-height: 1.4;
}

.news-card p {
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: 15px;
}

.read-more {
    color: var(--primary-blue);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.read-more:hover {
    color: var(--dark-blue);
}

/* 现代简约页脚设计 */
.footer {
    background: linear-gradient(135deg, var(--gradient-blue-start) 0%, var(--primary-blue) 50%, var(--secondary-blue) 100%);
    background-size: 200% 200%;
    animation: gradientShift 8s ease-in-out infinite;
    color: var(--white);
    padding: 40px 0 20px;
    position: relative;
    border-top: 2px solid var(--primary-blue);
    box-shadow: 0 -8px 32px rgba(13, 79, 140, 0.15);
    backdrop-filter: blur(10px);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 30px;
    flex-wrap: wrap;
    gap: 30px;
}

.footer-section h3 {
    color: var(--white);
    margin-bottom: 15px;
    font-size: 1rem;
    font-weight: 600;
}

.footer-section p {
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.7;
    margin-bottom: 15px;
    font-size: 0.95rem;
}

.footer-section ul {
    list-style: none;
}

.footer-section li {
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.footer-section li:hover {
    color: var(--accent-blue);
    transform: translateX(5px);
}

.footer-section li i {
    width: 18px;
    margin-right: 10px;
    color: var(--primary-blue);
    font-size: 0.85rem;
}

.footer-section a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
}

.footer-section a:hover {
    color: var(--accent-blue);
    transform: translateX(3px);
}

.footer-section a::before {
    content: '→';
    opacity: 0;
    margin-right: 5px;
    transform: translateX(-10px);
    transition: all 0.3s ease;
}

.footer-section a:hover::before {
    opacity: 1;
    transform: translateX(0);
}

.footer-brand {
    margin-bottom: 20px;
}

.footer-brand .logo {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--white);
    text-decoration: none;
    display: flex;
    align-items: center;
    margin-bottom: 15px;
}

.footer-brand .logo-icon {
    width: 35px;
    height: 35px;
    background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
    border-radius: 8px;
    margin-right: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 16px;
    font-weight: bold;
}

.footer-description {
    color: rgba(255, 255, 255, 0.75);
    line-height: 1.6;
    font-size: 0.9rem;
    margin-bottom: 25px;
}

.footer-bottom {
    border-top: 1px solid #333;
    padding: 20px 0;
    text-align: center;
}

.footer-info {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 30px;
    margin-bottom: 15px;
}

.footer-copyright {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.85rem;
    margin: 0;
}

.footer-info-item {
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.9rem;
    text-decoration: none;
    transition: all 0.3s ease;
    padding: 5px 8px;
    border-radius: 15px;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-info-item:hover {
    color: #ffd700;
    background: rgba(255, 215, 0, 0.15);
    border-color: rgba(255, 215, 0, 0.4);
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(255, 215, 0, 0.25);
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 15px;
}

.footer-link {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    padding: 8px 16px;
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
    overflow: hidden;
}

.footer-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left 0.5s;
}

.footer-link:hover::before {
    left: 100%;
}

.footer-link:hover {
    color: #ff6b9d;
    background: rgba(255, 107, 157, 0.15);
    border-color: rgba(255, 107, 157, 0.4);
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(255, 107, 157, 0.25);
}

.icp-info {
    display: flex;
    gap: 30px;
    align-items: center;
}

.icp-info p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.8rem;
    margin: 0;
    padding: 8px 15px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.icp-info span {
    color: var(--accent-blue);
    font-weight: 500;
}

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.social-link {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.social-link:hover {
    background: var(--primary-blue);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(37, 99, 235, 0.3);
}

.footer-contact-info {
    background: rgba(255, 255, 255, 0.03);
    padding: 20px;
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.contact-item {
    display: flex;
    align-items: center;
    margin-bottom: 12px;
    padding: 8px 0;
}

.contact-item:last-child {
    margin-bottom: 0;
}

.contact-icon {
    width: 35px;
    height: 35px;
    background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 15px;
    color: var(--white);
    font-size: 0.9rem;
}

.contact-text {
    color: rgba(255, 255, 255, 0.85);
    font-size: 0.9rem;
    line-height: 1.4;
}

/* 表单样式 */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    color: var(--text-dark);
    font-weight: 500;
}

.form-control {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid var(--gray-200);
    border-radius: 6px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-control.error {
    border-color: var(--error);
}

.error-message {
    color: var(--error);
    font-size: 0.9rem;
    margin-top: 5px;
}

/* 模态框 */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 2000;
    backdrop-filter: blur(5px);
}

.modal.show {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: var(--white);
    padding: 30px;
    border-radius: 12px;
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    animation: slideUp 0.3s ease-out;
}

.modal-close {
    position: absolute;
    top: 15px;
    right: 20px;
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--text-light);
}

.modal-close:hover {
    color: var(--text-dark);
}

/* 提示消息 */
.alert {
    padding: 15px 20px;
    border-radius: 6px;
    margin-bottom: 20px;
    border-left: 4px solid;
}

.alert-success {
    background: rgba(16, 185, 129, 0.1);
    border-color: var(--success);
    color: var(--success);
}

.alert-error {
    background: rgba(239, 68, 68, 0.1);
    border-color: var(--error);
    color: var(--error);
}

.alert-warning {
    background: rgba(245, 158, 11, 0.1);
    border-color: var(--warning);
    color: var(--warning);
}

/* 加载状态 */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid var(--gray-200);
    border-radius: 50%;
    border-top-color: var(--primary-blue);
    animation: spin 1s ease-in-out infinite;
}

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

/* 响应式设计 */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero .subtitle {
        font-size: 1.1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .services-grid,
    .news-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
        text-align: center;
    }
    
    .footer-brand .logo {
        justify-content: center;
    }
    
    .footer-section h3::after {
        left: 50%;
        transform: translateX(-50%);
    }
    
    .footer-section li {
        justify-content: center;
    }
    
    .footer-bottom-content {
        flex-direction: column;
        text-align: center;
    }
    
    .icp-info {
        flex-direction: column;
        gap: 15px;
    }
    
    .social-links {
        justify-content: center;
    }
    
    .container {
        padding: 0 15px;
    }
    
    .section-title h2 {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 60px 0;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .services,
    .news {
        padding: 50px 0;
    }
    
    .service-card {
        padding: 30px 20px;
    }
    
    .modal-content {
        margin: 20px;
        padding: 20px;
    }
}

/* 滚动条样式 */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--gray-100);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-blue);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--dark-blue);
}

/* 选中文本样式 */
::selection {
    background: var(--light-blue);
    color: var(--dark-blue);
}

/* 焦点可见性增强 */
button:focus-visible,
a:focus-visible,
input:focus-visible,
textarea:focus-visible {
    outline: 2px solid var(--primary-blue);
    outline-offset: 2px;
}

/* 客服聊天系统 */
.customer-service-btn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
    border: none;
    border-radius: 50%;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
    z-index: 1000;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.customer-service-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.4);
}

.customer-service-btn .notification-badge {
    position: absolute;
    top: -5px;
    right: -5px;
    background: var(--error);
    color: white;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    font-size: 0.7rem;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: pulse-notification 2s infinite;
}

@keyframes pulse-notification {
    0%, 100% { 
        transform: scale(1);
        opacity: 1;
    }
    50% { 
        transform: scale(1.2);
        opacity: 0.8;
    }
}

.chat-window {
    position: fixed;
    bottom: 100px;
    right: 30px;
    width: 350px;
    height: 500px;
    background: var(--white);
    border-radius: 12px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
    z-index: 1001;
    display: none;
    flex-direction: column;
    overflow: hidden;
    transform: translateY(20px);
    opacity: 0;
    transition: all 0.3s ease;
}

.chat-window.show {
    display: flex;
    transform: translateY(0);
    opacity: 1;
}

.chat-header {
    background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
    color: white;
    padding: 15px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.chat-header-info {
    display: flex;
    align-items: center;
    gap: 10px;
}

.chat-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.chat-status {
    display: flex;
    flex-direction: column;
}

.chat-status h4 {
    margin: 0;
    font-size: 1rem;
    font-weight: 600;
}

.chat-status .status-text {
    font-size: 0.8rem;
    opacity: 0.9;
    display: flex;
    align-items: center;
    gap: 5px;
}

.status-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #10b981;
    animation: pulse 2s infinite;
}

.chat-close {
    background: none;
    border: none;
    color: white;
    font-size: 1.2rem;
    cursor: pointer;
    padding: 5px;
    border-radius: 50%;
    transition: background 0.3s ease;
}

.chat-close:hover {
    background: rgba(255, 255, 255, 0.1);
}

.chat-messages {
    flex: 1;
    padding: 15px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 10px;
    background: var(--gray-50);
}

.message {
    max-width: 80%;
    padding: 10px 12px;
    border-radius: 18px;
    font-size: 0.9rem;
    line-height: 1.4;
    word-wrap: break-word;
}

.message.user {
    background: var(--primary-blue);
    color: white;
    align-self: flex-end;
    border-bottom-right-radius: 4px;
}

.message.agent {
    background: var(--white);
    color: var(--text-dark);
    align-self: flex-start;
    border-bottom-left-radius: 4px;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.agent-name {
    font-size: 12px;
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 4px;
    opacity: 0.8;
}

.message.system {
    background: var(--light-blue);
    color: var(--primary-blue);
    align-self: center;
    font-size: 0.8rem;
    border-radius: 10px;
    text-align: center;
    padding: 6px 10px;
}

.message-time {
    font-size: 0.7rem;
    opacity: 0.7;
    margin-top: 2px;
    text-align: right;
}

.message.agent .message-time {
    text-align: left;
}

.typing-indicator {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 12px;
    background: var(--white);
    border-radius: 18px;
    border-bottom-left-radius: 4px;
    align-self: flex-start;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.typing-dots {
    display: flex;
    gap: 3px;
}

.typing-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--text-light);
    animation: typing 1.4s infinite ease-in-out;
}

.typing-dot:nth-child(1) { animation-delay: -0.32s; }
.typing-dot:nth-child(2) { animation-delay: -0.16s; }

@keyframes typing {
    0%, 80%, 100% { 
        transform: scale(0.8);
        opacity: 0.5;
    }
    40% { 
        transform: scale(1);
        opacity: 1;
    }
}

.chat-input-area {
    padding: 15px;
    background: var(--white);
    border-top: 1px solid var(--gray-200);
}

.chat-input-container {
    display: flex;
    gap: 10px;
    align-items: end;
}

.chat-input {
    flex: 1;
    min-height: 40px;
    max-height: 120px;
    padding: 10px 12px;
    border: 1px solid var(--gray-200);
    border-radius: 20px;
    resize: none;
    font-family: inherit;
    font-size: 0.9rem;
    outline: none;
    transition: border-color 0.3s ease;
}

.chat-input:focus {
    border-color: var(--primary-blue);
}

.chat-send {
    width: 40px;
    height: 40px;
    background: var(--primary-blue);
    border: none;
    border-radius: 50%;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    flex-shrink: 0;
}

.chat-send:hover {
    background: var(--dark-blue);
    transform: scale(1.05);
}

.chat-send:disabled {
    background: var(--gray-200);
    cursor: not-allowed;
    transform: none;
}

.quick-replies {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 10px;
}

.quick-reply {
    padding: 6px 12px;
    background: var(--white);
    border: 1px solid var(--primary-blue);
    color: var(--primary-blue);
    border-radius: 15px;
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.quick-reply:hover {
    background: var(--primary-blue);
    color: white;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .chat-window {
        bottom: 90px;
        right: 15px;
        left: 15px;
        width: auto;
        height: 450px;
    }
    
    .customer-service-btn {
        bottom: 20px;
        right: 20px;
        width: 50px;
        height: 50px;
        font-size: 1.3rem;
    }
    
    /* 页脚响应式设计 */
    .footer {
        padding: 30px 0 15px;
    }
    
    .footer-info {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
    
    .footer-info-item {
        font-size: 0.85rem;
        margin: 0 auto;
        max-width: 280px;
    }
    
    .footer-links {
        gap: 15px;
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .footer-link {
        padding: 6px 12px;
        font-size: 0.85rem;
    }
    
    .footer-copyright {
        font-size: 0.8rem;
        text-align: center;
    }
}

/* 文章详情页样式 */
.breadcrumb {
    background: var(--gray-50);
    padding: 15px 0;
    border-bottom: 1px solid var(--gray-200);
}

.breadcrumb-list {
    display: flex;
    align-items: center;
    gap: 10px;
    list-style: none;
    margin: 0;
    padding: 0;
    font-size: 0.9rem;
}

.breadcrumb-list li {
    color: var(--text-light);
}

.breadcrumb-list li:not(:last-child)::after {
    content: '>';
    margin-left: 10px;
    color: var(--gray-400);
}

.breadcrumb-list a {
    color: var(--primary-blue);
    text-decoration: none;
    transition: color 0.3s ease;
}

.breadcrumb-list a:hover {
    color: var(--dark-blue);
}

.breadcrumb-list .current {
    color: var(--text-dark);
    font-weight: 500;
}

.article-content {
    padding: 40px 0;
    background: var(--white);
}

.article-wrapper {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
}

.article-main {
    background: var(--white);
    border-radius: 12px;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

.article-header {
    padding: 30px;
    border-bottom: 1px solid var(--gray-200);
    background: linear-gradient(135deg, var(--gray-50) 0%, var(--white) 100%);
}

.article-header h1 {
    font-size: 2rem;
    color: var(--text-dark);
    margin: 0 0 20px 0;
    line-height: 1.3;
}

.article-meta {
    display: flex;
    gap: 25px;
    flex-wrap: wrap;
    color: var(--text-light);
    font-size: 0.9rem;
}

.meta-item {
    display: flex;
    align-items: center;
    gap: 8px;
}

.meta-item i {
    color: var(--primary-blue);
}

.article-body {
    padding: 30px;
}

.article-text {
    line-height: 1.8;
    font-size: 1.1rem;
    color: var(--text-dark);
}

.article-text p {
    margin-bottom: 20px;
}

.article-footer {
    padding: 20px 30px;
    border-top: 1px solid var(--gray-200);
    background: var(--gray-50);
}

.article-actions {
    display: flex;
    gap: 15px;
    justify-content: center;
}

.action-btn {
    padding: 12px 24px;
    border: none;
    border-radius: 25px;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
}

.share-btn {
    background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
    color: var(--white);
}

.share-btn:hover {
    background: linear-gradient(135deg, var(--dark-blue), var(--primary-blue));
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.back-btn {
    background: var(--gray-200);
    color: var(--text-dark);
}

.back-btn:hover {
    background: var(--gray-300);
    transform: translateY(-2px);
}

.article-sidebar {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.sidebar-widget {
    background: var(--white);
    border-radius: 12px;
    padding: 25px;
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.08);
}

.sidebar-widget h3 {
    margin: 0 0 20px 0;
    color: var(--text-dark);
    font-size: 1.2rem;
    border-bottom: 2px solid var(--primary-blue);
    padding-bottom: 10px;
}

.latest-articles {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.latest-article-item {
    padding: 15px;
    border: 1px solid var(--gray-200);
    border-radius: 8px;
    transition: all 0.3s ease;
}

.latest-article-item:hover {
    border-color: var(--primary-blue);
    box-shadow: 0 2px 8px rgba(59, 130, 246, 0.1);
}

.latest-article-link {
    text-decoration: none;
    color: inherit;
}

.latest-article-item h4 {
    margin: 0 0 8px 0;
    color: var(--text-dark);
    font-size: 0.95rem;
    line-height: 1.4;
}

.latest-article-date {
    margin: 0;
    color: var(--text-light);
    font-size: 0.8rem;
}

.contact-widget {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.contact-widget p {
    margin: 0;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-dark);
    font-size: 0.9rem;
}

.contact-widget i {
    color: var(--primary-blue);
    width: 16px;
}

.widget-btn {
    padding: 10px 16px;
    background: linear-gradient(135deg, var(--accent-blue), var(--primary-blue));
    color: var(--white);
    border: none;
    border-radius: 20px;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 10px;
}

.widget-btn:hover {
    background: linear-gradient(135deg, var(--primary-blue), var(--dark-blue));
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

/* 文章详情页响应式 */
@media (max-width: 768px) {
    .article-wrapper {
        grid-template-columns: 1fr;
        gap: 25px;
    }
    
    .article-header h1 {
        font-size: 1.5rem;
    }
    
    .article-meta {
        gap: 15px;
    }
    
    .article-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .action-btn {
        width: 100%;
        max-width: 200px;
        justify-content: center;
    }
}

/* 新设计样式 */

/* 英雄区域新样式 */
.hero-new {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 6rem 0 4rem;
    background: linear-gradient(135deg, var(--gradient-blue-start) 0%, var(--primary-blue) 50%, var(--secondary-blue) 100%);
    background-size: 200% 200%;
    animation: gradientShift 8s ease-in-out infinite;
    position: relative;
    overflow: hidden;
    color: white;
}

.hero-new::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%230D4F8C' fill-opacity='0.03'%3E%3Ccircle cx='30' cy='30' r='2'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    z-index: 1;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    min-height: calc(100vh - 12rem);
    position: relative;
    z-index: 2;
}

.hero-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: bold;
    line-height: 1.2;
    color: white;
    margin-bottom: 1.5rem;
}

.hero-subtitle {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2rem;
    max-width: 36rem;
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.hero-buttons .btn {
    padding: 0.75rem 2rem;
    border-radius: 0.5rem;
    font-weight: 500;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.1);
    text-decoration: none;
}

.hero-buttons .btn.btn-outline {
    background: rgba(255, 255, 255, 0.15);
    border: 2px solid rgba(255, 255, 255, 0.3);
    color: white;
    backdrop-filter: blur(10px);
}

.hero-buttons .btn.btn-outline:hover {
    background: rgba(255, 255, 255, 0.25);
    border-color: rgba(255, 255, 255, 0.5);
    color: white;
}

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

.hero-image-container {
    position: relative;
    border-radius: 0.5rem;
    overflow: hidden;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    transform: scale(1);
    transition: transform 0.5s ease;
}

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

.hero-img {
    width: 100%;
    height: auto;
    display: block;
}

/* 轮播图样式 */
.hero-carousel {
    position: relative;
    max-width: 500px; /* 缩小轮播图 */
    width: 100%;
}

.carousel-container {
    position: relative;
    overflow: hidden;
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(13, 79, 140, 0.3);
}

.carousel-slide {
    display: none;
    animation: fadeIn 0.5s ease-in-out;
}

.carousel-slide.active {
    display: block;
}

.carousel-slide img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.3s ease;
}

.carousel-slide:hover img {
    transform: scale(1.05);
}

/* 轮播导航按钮 */
.carousel-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 100%;
    display: flex;
    justify-content: space-between;
    padding: 0 20px;
    z-index: 3;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.hero-carousel:hover .carousel-nav {
    opacity: 1;
}

.carousel-btn {
    background: rgba(255, 255, 255, 0.9);
    border: none;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--primary-blue);
    font-size: 16px;
    transition: all 0.3s ease;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.carousel-btn:hover {
    background: var(--primary-blue);
    color: white;
    transform: scale(1.1);
}

/* 轮播指示点 */
.carousel-dots {
    display: flex;
    justify-content: center;
    margin-top: 20px;
    gap: 8px;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(13, 79, 140, 0.3);
    cursor: pointer;
    transition: all 0.3s ease;
}

.dot.active,
.dot:hover {
    background: var(--primary-blue);
    transform: scale(1.2);
}

.hero-bg-blur {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, var(--primary-blue) 0%, transparent 70%);
    opacity: 0.1;
    filter: blur(3rem);
    z-index: -1;
}

/* 平台背景样式 */
.platform-background {
    padding: 4rem 0 6rem;
    background: linear-gradient(135deg, var(--secondary-blue) 0%, var(--primary-blue) 100%);
    color: white;
}

.platform-background .section-title h2 {
    color: white;
}

.platform-background .section-title p {
    color: white;
}

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

.platform-card {
    background: var(--white);
    border-radius: 0.75rem;
    padding: 2rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: 1px solid var(--gray-100);
}

.platform-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

.platform-icon {
    width: 3.5rem;
    height: 3.5rem;
    border-radius: 50%;
    background: rgba(13, 79, 140, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.platform-icon i {
    color: var(--primary-blue);
    font-size: 1.5rem;
}

.platform-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--primary-blue);
}

.platform-card p {
    color: var(--text-dark);
    line-height: 1.6;
}

/* 应用场景样式 */
.application-scenarios {
    padding: 4rem 0 6rem;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--dark-blue) 100%);
    color: white;
}

.application-scenarios .section-title h2 {
    color: white;
}

.application-scenarios .section-title p {
    color: white;
}

.application-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 3rem;
    align-items: center;
    margin-top: 3rem;
}

.school-showcase {
    position: relative;
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

.school-img {
    width: 100%;
    height: auto;
    display: block;
}

.school-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.7), transparent);
    display: flex;
    align-items: flex-end;
}

.school-info {
    padding: 2rem;
    color: white;
}

.school-info h3 {
    font-size: 1rem;
    font-weight: bold;
    margin-bottom: 0.5rem;
}

.school-info p {
    opacity: 0.9;
    line-height: 1.6;
}

.application-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.application-item {
    background: var(--white);
    padding: 1rem;
    border-radius: 0.75rem;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    display: flex;
    gap: 1rem;
    transition: all 0.3s ease;
}

.application-item:hover {
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.application-icon {
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    background: rgba(13, 79, 140, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.application-icon i {
    color: var(--primary-blue);
    font-size: 1.25rem;
}

.application-text h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--dark-blue);
    background: rgba(255, 255, 255, 0.9);
    padding: 0.5rem 1rem;
    border-radius: 8px;
    display: inline-block;
}

.application-text p {
    color: var(--dark-blue);
    background: rgba(255, 255, 255, 0.95);
    padding: 1rem;
    border-radius: 8px;
    line-height: 1.6;
    margin-top: 0.5rem;
}

/* 数据统计样式 */
.statistics {
    padding: 4rem 0 6rem;
    background: linear-gradient(135deg, var(--secondary-blue) 0%, var(--bright-blue) 100%);
    color: white;
}

.statistics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-top: 3rem;
}

.stat-card {
    background: var(--white);
    border-radius: 0.75rem;
    padding: 2rem 1.5rem;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid var(--gray-100);
}

.stat-card:hover {
    transform: scale(1.05);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: bold;
    color: var(--primary-blue);
    margin-bottom: 0.5rem;
}

.stat-label {
    color: var(--text-light);
    font-size: 0.875rem;
}

/* 项目进展样式 */
.project-progress {
    padding: 4rem 0 6rem;
    background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
    color: white;
    overflow: hidden;
}

.progress-overview {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 1rem;
    padding: 2rem;
    margin: 3rem 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
}

.progress-info h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.progress-info p {
    opacity: 0.8;
}

.progress-bar-container {
    flex: 1;
    max-width: 400px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 0.5rem;
    height: 1rem;
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background: var(--warning);
    border-radius: 0.5rem;
    transition: width 2s ease;
}

.progress-timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.progress-timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: rgba(255, 255, 255, 0.2);
    transform: translateX(-50%);
}

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

.timeline-item:nth-child(even) {
    flex-direction: row-reverse;
}

.timeline-icon {
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    z-index: 2;
    margin: 0 1.5rem;
}

.timeline-item.completed .timeline-icon {
    background: var(--success);
}

.timeline-item.in-progress .timeline-icon {
    background: var(--warning);
    animation: pulse 2s infinite;
}

.timeline-item.pending .timeline-icon {
    background: rgba(255, 255, 255, 0.3);
}

.timeline-content {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 0.75rem;
    padding: 1.5rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
    flex: 1;
    max-width: 45%;
}

.timeline-status {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 1rem;
    font-size: 0.75rem;
    margin-bottom: 0.75rem;
}

.timeline-item.completed .timeline-status {
    background: rgba(16, 185, 129, 0.2);
    color: #6ee7b7;
}

.timeline-item.in-progress .timeline-status {
    background: rgba(245, 158, 11, 0.3);
    color: #fcd34d;
}

.timeline-item.pending .timeline-status {
    background: rgba(156, 163, 175, 0.3);
    color: #d1d5db;
}

.timeline-content h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.timeline-content p {
    opacity: 0.8;
    margin-bottom: 1rem;
    line-height: 1.6;
}

.timeline-tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin-bottom: 1rem;
}

.tag {
    font-size: 0.75rem;
    background: rgba(255, 255, 255, 0.1);
    padding: 0.25rem 0.75rem;
    border-radius: 1rem;
}

.timeline-date {
    font-size: 0.875rem;
    opacity: 0.6;
}

/* 核心团队样式 */
.core-team {
    padding: 4rem 0 6rem;
    background: var(--gray-50);
    color: var(--text-dark);
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.team-card {
    background: var(--white);
    border-radius: 1rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    overflow: hidden;
    transition: all 0.3s ease;
    border: 1px solid rgba(59, 130, 246, 0.1);
    cursor: pointer;
    position: relative;
}

.team-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(59, 130, 246, 0.15);
    border-color: rgba(59, 130, 246, 0.3);
}

.team-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-blue), var(--secondary-blue));
    border-radius: 1rem 1rem 0 0;
}

.team-photo {
    position: relative;
    height: 16rem;
    background: var(--gray-50);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    border-bottom: 1px solid var(--gray-100);
}

.member-photo {
    max-height: 90%;
    max-width: 80%;
    object-fit: contain;
}

.member-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
    color: white;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.4rem 1rem;
    border-radius: 2rem;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
    border: 2px solid white;
}

.member-badge.secondary {
    background: linear-gradient(135deg, #10b981, #34d399);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
}

.team-info {
    padding: 1.5rem;
}

.team-info h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.member-role {
    color: var(--primary-blue);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    padding: 0.25rem 0.75rem;
    background: rgba(59, 130, 246, 0.1);
    border-radius: 1rem;
    display: inline-block;
}

.member-role.secondary {
    color: #059669;
    background: rgba(16, 185, 129, 0.1);
}

.member-desc {
    color: var(--text-light);
    font-size: 0.875rem;
    line-height: 1.6;
}

.team-advantages {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.05), rgba(16, 185, 129, 0.05));
    border-radius: 1.5rem;
    padding: 3rem 2rem;
    margin-top: 3rem;
    max-width: 1000px;
    margin-left: auto;
    margin-right: auto;
    border: 1px solid rgba(59, 130, 246, 0.1);
}

.team-advantages h3 {
    font-size: 1.25rem;
    font-weight: bold;
    color: var(--text-dark);
    margin-bottom: 1.5rem;
    text-align: center;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.advantage-item {
    background: var(--white);
    padding: 1.5rem;
    border-radius: 1rem;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    border: 1px solid rgba(59, 130, 246, 0.1);
    position: relative;
    overflow: hidden;
}

.advantage-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-blue), #10b981);
}

.advantage-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(59, 130, 246, 0.15);
    border-color: rgba(59, 130, 246, 0.2);
}

.advantage-icon {
    width: 3.5rem;
    height: 3.5rem;
    border-radius: 1rem;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(16, 185, 129, 0.1));
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    border: 2px solid rgba(59, 130, 246, 0.2);
    transition: all 0.3s ease;
}

.advantage-item:hover .advantage-icon {
    background: linear-gradient(135deg, var(--primary-blue), #10b981);
    border-color: transparent;
    transform: scale(1.1);
}

.advantage-icon i {
    color: var(--primary-blue);
    font-size: 1.4rem;
    transition: all 0.3s ease;
}

.advantage-item:hover .advantage-icon i {
    color: white;
}

.advantage-item h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.advantage-item p {
    color: var(--text-light);
    font-size: 0.875rem;
    line-height: 1.6;
}

/* 体验下载样式 */
.download-experience {
    padding: 4rem 0 6rem;
    background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
    color: white;
}

.experience-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.experience-text h2 {
    font-size: clamp(1.5rem, 3vw, 2.5rem);
    font-weight: bold;
    margin-bottom: 1.5rem;
}

.experience-text p {
    font-size: 1.125rem;
    opacity: 0.8;
    margin-bottom: 2rem;
    max-width: 36rem;
    line-height: 1.7;
}

.qr-code-container {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 1rem;
    border-radius: 0.5rem;
    display: inline-block;
}

.qr-code {
    width: 10rem;
    height: 10rem;
    border-radius: 0.5rem;
}

.qr-code-container p {
    text-align: center;
    margin-top: 0.5rem;
    margin-bottom: 0;
    font-size: 0.875rem;
}

.app-preview {
    width: 16rem;
    max-width: 20rem;
    height: auto;
    border-radius: 1.5rem;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    border: 0.5rem solid white;
    margin: 0 auto;
    display: block;
}

/* 动画效果 */
@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.05); opacity: 0.8; }
}

/* 新的响应式覆盖 */
@media (max-width: 768px) {
    /* 新组件响应式 */
    .hero-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    
    .hero-image {
        order: -1;
    }
    
    .platform-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .application-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .statistics-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
    
    .progress-overview {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .progress-timeline::before {
        left: 1rem;
    }
    
    .timeline-item {
        flex-direction: row !important;
        padding-left: 3rem;
    }
    
    .timeline-item:nth-child(even) {
        flex-direction: row !important;
    }
    
    .timeline-icon {
        position: absolute;
        left: 0;
        margin: 0;
    }
    
    .timeline-content {
        max-width: none;
    }
    
    .team-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .advantages-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .experience-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    
    .experience-image {
        order: -1;
    }
}

/* 系统状态监控样式 */
.system-status {
    margin: 30px 0;
}

.status-card {
    background: white;
    border-radius: 12px;
    padding: 25px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.status-card h3 {
    margin: 0 0 20px 0;
    color: var(--primary-blue);
    font-size: 1.3rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.status-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 15px;
}

.status-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px solid var(--gray-200);
}

.status-item:last-child {
    border-bottom: none;
}

.status-label {
    font-weight: 500;
    color: var(--text-dark);
}

.status-value {
    font-weight: 600;
    color: var(--primary-blue);
    display: flex;
    align-items: center;
    gap: 5px;
}

/* 图表样式 */
.charts-section {
    margin: 30px 0;
}

.chart-card {
    background: white;
    border-radius: 12px;
    padding: 25px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.chart-card h3 {
    margin: 0 0 20px 0;
    color: var(--primary-blue);
    font-size: 1.3rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.chart-container {
    display: flex;
    justify-content: center;
    margin: 20px 0;
}

.chart-legend {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-top: 15px;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    color: var(--text-light);
}

.legend-color {
    width: 12px;
    height: 12px;
    border-radius: 2px;
}

/* ==================== 里程碑发展历程样式 ==================== */

.milestones-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    position: relative;
    overflow: hidden;
}

.milestones-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="40" height="40" viewBox="0 0 40 40" xmlns="http://www.w3.org/2000/svg"><g fill="%23e2e8f0" opacity="0.3"><circle cx="20" cy="20" r="1"/></g></svg>') repeat;
    pointer-events: none;
}

.milestones-timeline {
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
    padding: 40px 0;
}

/* 时间线主线 */
.milestones-timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(to bottom, var(--primary-blue), var(--secondary-blue));
    transform: translateX(-50%);
    border-radius: 2px;
    box-shadow: 0 0 20px rgba(13, 79, 140, 0.3);
}

/* 里程碑卡片 */
.milestone-item {
    position: relative;
    margin: 40px 0;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.6s ease-out forwards;
}

.milestone-item:nth-child(even) {
    animation-delay: 0.1s;
}

.milestone-item:nth-child(odd) {
    animation-delay: 0.2s;
}

.milestone-item.left {
    text-align: right;
    padding-right: calc(50% + 30px);
}

.milestone-item.right {
    text-align: left;
    padding-left: calc(50% + 30px);
}

/* 里程碑内容卡片 */
.milestone-content {
    background: white;
    border-radius: 16px;
    padding: 30px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    position: relative;
    transition: all 0.3s ease;
}

.milestone-content:hover {
    transform: translateY(-5px);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.15);
}

.milestone-content::before {
    content: '';
    position: absolute;
    top: 20px;
    width: 20px;
    height: 20px;
    background: white;
    border: 3px solid var(--primary-blue);
    transform: rotate(45deg);
}

.milestone-item.left .milestone-content::before {
    right: -13px;
}

.milestone-item.right .milestone-content::before {
    left: -13px;
}

/* 里程碑图标 */
.milestone-icon {
    position: absolute;
    left: 50%;
    top: 30px;
    transform: translateX(-50%);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: white;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
    z-index: 10;
    border: 4px solid white;
}

/* 里程碑状态样式 */
.milestone-status {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 15px;
}

.milestone-status.completed {
    background: rgba(16, 185, 129, 0.1);
    color: #059669;
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.milestone-status.in-progress {
    background: rgba(245, 158, 11, 0.1);
    color: #d97706;
    border: 1px solid rgba(245, 158, 11, 0.3);
}

.milestone-status.planned {
    background: rgba(107, 114, 128, 0.1);
    color: #4b5563;
    border: 1px solid rgba(107, 114, 128, 0.3);
}

/* 里程碑日期 */
.milestone-date {
    font-size: 0.9rem;
    color: var(--text-light);
    font-weight: 500;
    margin-bottom: 10px;
}

/* 里程碑标题和副标题 */
.milestone-title {
    font-size: 1.4rem;
    font-weight: bold;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.milestone-subtitle {
    font-size: 1rem;
    color: var(--secondary-blue);
    font-weight: 500;
    margin-bottom: 15px;
}

/* 里程碑描述 */
.milestone-description {
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: 20px;
}

/* 里程碑亮点 */
.milestone-highlights {
    margin: 20px 0;
}

.milestone-highlights h4 {
    font-size: 0.9rem;
    color: var(--text-dark);
    margin-bottom: 10px;
    font-weight: 600;
}

.highlights-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 8px;
}

.highlight-item {
    display: flex;
    align-items: center;
    font-size: 0.85rem;
    color: var(--text-light);
}

.highlight-item::before {
    content: '✓';
    color: var(--success);
    font-weight: bold;
    margin-right: 8px;
}

/* 里程碑指标 */
.milestone-metrics {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid var(--gray-200);
}

.metric-item {
    background: var(--gray-50);
    padding: 8px 12px;
    border-radius: 8px;
    font-size: 0.8rem;
}

.metric-value {
    font-weight: bold;
    color: var(--primary-blue);
    margin-right: 4px;
}

.metric-label {
    color: var(--text-light);
}

/* 精选里程碑样式 */
.milestone-item.featured .milestone-content {
    border: 2px solid var(--secondary-blue);
    background: linear-gradient(135deg, #ffffff 0%, #f8faff 100%);
}

.milestone-item.featured .milestone-content::after {
    content: '★';
    position: absolute;
    top: -10px;
    right: -10px;
    background: var(--warning);
    color: white;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: bold;
}

/* 统计概览 */
.milestones-stats {
    margin-top: 60px;
    padding: 40px;
    background: white;
    border-radius: 20px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 15px;
    text-align: left;
}

.stat-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 20px;
}

.stat-content {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: 2rem;
    font-weight: bold;
    color: var(--primary-blue);
    line-height: 1;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-light);
    margin-top: 4px;
}

/* 加载动画 */
.timeline-loading {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-light);
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--gray-200);
    border-top: 4px solid var(--primary-blue);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 20px;
}

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

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ==================== 合规声明样式 ==================== */

.compliance-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    position: relative;
}

/* 背景水印已移除 */

/* 公司概览 */
.compliance-overview {
    background: white;
    border-radius: 16px;
    padding: 40px;
    margin-bottom: 40px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
}

.company-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-bottom: 30px;
}

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

.info-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 24px;
    margin: 0 auto 15px;
}

.info-title {
    font-size: 1.2rem;
    font-weight: bold;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.info-content {
    color: var(--text-light);
    line-height: 1.6;
}

/* 资质证书网格 */
.certificates-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.certificate-card {
    background: white;
    border-radius: 16px;
    padding: 30px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.certificate-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.15);
}

.certificate-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-blue), var(--secondary-blue));
}

.certificate-header {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
}

.certificate-icon {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 20px;
    margin-right: 15px;
}

.certificate-icon.business_license {
    background: linear-gradient(135deg, #10b981, #34d399);
}

.certificate-icon.icp_filing {
    background: linear-gradient(135deg, #3b82f6, #60a5fa);
}

.certificate-icon.security_level {
    background: linear-gradient(135deg, #f59e0b, #fbbf24);
}

.certificate-icon.software_copyright {
    background: linear-gradient(135deg, #8b5cf6, #a78bfa);
}

.certificate-title {
    font-size: 1.3rem;
    font-weight: bold;
    color: var(--text-dark);
    margin-bottom: 4px;
}

.certificate-subtitle {
    font-size: 0.9rem;
    color: var(--text-light);
}

.certificate-content {
    margin-bottom: 20px;
}

.certificate-description {
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: 15px;
}

.certificate-details {
    background: var(--gray-50);
    border-radius: 8px;
    padding: 15px;
    margin-bottom: 15px;
}

.detail-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 8px;
    font-size: 0.9rem;
}

.detail-row:last-child {
    margin-bottom: 0;
}

.detail-label {
    color: var(--text-light);
    font-weight: 500;
}

.detail-value {
    color: var(--text-dark);
    font-weight: 600;
}

.certificate-requirements {
    margin-top: 15px;
}

.certificate-requirements h4 {
    font-size: 0.9rem;
    color: var(--text-dark);
    margin-bottom: 10px;
    font-weight: 600;
}

.requirements-list {
    list-style: none;
    padding: 0;
}

.requirements-list li {
    padding: 4px 0;
    font-size: 0.85rem;
    color: var(--text-light);
    position: relative;
    padding-left: 20px;
}

.requirements-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--success);
    font-weight: bold;
}

.certificate-status {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.certificate-status.valid {
    background: rgba(16, 185, 129, 0.1);
    color: #059669;
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.certificate-status.expired {
    background: rgba(239, 68, 68, 0.1);
    color: #dc2626;
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.certificate-status.pending {
    background: rgba(245, 158, 11, 0.1);
    color: #d97706;
    border: 1px solid rgba(245, 158, 11, 0.3);
}

/* 合规声明详情 */
.compliance-statement {
    background: white;
    border-radius: 16px;
    padding: 40px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.statement-content {
    max-width: 800px;
    margin: 0 auto;
}

.statement-content h2 {
    color: var(--primary-blue);
    margin-bottom: 20px;
    font-size: 1.8rem;
}

.statement-content h3 {
    color: var(--text-dark);
    margin: 25px 0 15px 0;
    font-size: 1.3rem;
}

.statement-content p {
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 15px;
}

.statement-content ul {
    margin: 15px 0;
    padding-left: 20px;
}

.statement-content li {
    color: var(--text-light);
    margin-bottom: 8px;
    line-height: 1.6;
}

.contact-info {
    background: var(--light-blue);
    border-radius: 12px;
    padding: 25px;
    margin-top: 30px;
}

.contact-info h4 {
    color: var(--primary-blue);
    margin-bottom: 15px;
    font-size: 1.1rem;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
}

.contact-item {
    display: flex;
    align-items: center;
    font-size: 0.9rem;
}

.contact-item i {
    color: var(--primary-blue);
    margin-right: 8px;
    width: 16px;
}

/* 加载状态 */
.overview-loading,
.certificates-loading {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-light);
}

.overview-loading .loading-spinner,
.certificates-loading .loading-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--gray-200);
    border-top: 4px solid var(--primary-blue);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 20px;
}

/* 移动端响应式 */
@media (max-width: 768px) {
    .milestones-timeline::before {
        left: 20px;
    }
    
    .milestone-item.left,
    .milestone-item.right {
        text-align: left;
        padding: 0 0 0 50px;
    }
    
    .milestone-item.left .milestone-content::before,
    .milestone-item.right .milestone-content::before {
        left: -13px;
    }
    
    .milestone-icon {
        left: 20px;
        transform: none;
        width: 40px;
        height: 40px;
        font-size: 16px;
    }
    
    .milestones-stats {
        padding: 20px;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .stat-item {
        justify-content: center;
        text-align: center;
    }
    
    /* 合规声明移动端适配 */
    .compliance-overview {
        padding: 20px;
    }
    
    .company-info {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .certificates-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .certificate-card {
        padding: 20px;
    }
    
    .certificate-header {
        flex-direction: column;
        text-align: center;
    }
    
    .certificate-icon {
        margin: 0 0 15px 0;
    }
    
    .compliance-statement {
        padding: 20px;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 10px;
    }
}

/* FAQ和平台背景管理样式优化 */
.faq-list {
    background: white;
    border-radius: 20px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.08);
    overflow: hidden;
}

.faq-item {
    padding: 30px 35px;
    border-bottom: 1px solid rgba(229, 231, 235, 0.6);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.faq-item:last-child {
    border-bottom: none;
}

.faq-item:hover {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.02) 0%, rgba(147, 197, 253, 0.02) 100%);
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(59, 130, 246, 0.08);
}

.faq-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 20px;
}

.faq-info {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 16px;
    padding-right: 20px;
}

.faq-info i {
    font-size: 1.2rem;
    color: var(--primary-blue);
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1) 0%, rgba(147, 197, 253, 0.05) 100%);
    padding: 12px;
    border-radius: 50%;
    border: 1px solid rgba(59, 130, 246, 0.2);
    min-width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.faq-info h4 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-dark);
    margin: 0;
    line-height: 1.5;
    letter-spacing: -0.01em;
    flex: 1;
}

.faq-status {
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    transition: all 0.2s ease;
    margin-left: 16px;
}

.faq-status.status-active {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.15) 0%, rgba(16, 185, 129, 0.08) 100%);
    color: #047857;
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.faq-status.status-inactive {
    background: linear-gradient(135deg, rgba(107, 114, 128, 0.15) 0%, rgba(107, 114, 128, 0.08) 100%);
    color: #374151;
    border: 1px solid rgba(107, 114, 128, 0.2);
}

.faq-actions {
    display: flex;
    gap: 10px;
    flex-shrink: 0;
}

.faq-content {
    margin-left: 64px; /* 对齐图标位置 */
}

.faq-content p {
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: 16px;
    font-size: 0.95rem;
    padding-left: 16px;
    border-left: 3px solid rgba(59, 130, 246, 0.1);
    margin-left: 0;
}

.faq-meta {
    color: #9ca3af;
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    margin: 0;
    padding-left: 16px;
}

/* 平台背景管理样式 */
.background-list {
    background: white;
    border-radius: 20px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.08);
    overflow: hidden;
}

.background-item {
    padding: 30px 35px;
    border-bottom: 1px solid rgba(229, 231, 235, 0.6);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.background-item:last-child {
    border-bottom: none;
}

.background-item:hover {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.02) 0%, rgba(52, 211, 153, 0.02) 100%);
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(16, 185, 129, 0.08);
}

.background-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 20px;
}

.background-info {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 16px;
    padding-right: 20px;
}

.background-info i {
    font-size: 1.2rem;
    color: #047857;
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1) 0%, rgba(52, 211, 153, 0.05) 100%);
    padding: 12px;
    border-radius: 50%;
    border: 1px solid rgba(16, 185, 129, 0.2);
    min-width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.background-info h4 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-dark);
    margin: 0;
    line-height: 1.5;
    letter-spacing: -0.01em;
    flex: 1;
}

.background-status {
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    transition: all 0.2s ease;
    margin-left: 16px;
}

.background-status.status-active {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.15) 0%, rgba(16, 185, 129, 0.08) 100%);
    color: #047857;
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.background-status.status-inactive {
    background: linear-gradient(135deg, rgba(107, 114, 128, 0.15) 0%, rgba(107, 114, 128, 0.08) 100%);
    color: #374151;
    border: 1px solid rgba(107, 114, 128, 0.2);
}

.background-actions {
    display: flex;
    gap: 10px;
    flex-shrink: 0;
}

.background-content {
    margin-left: 64px; /* 对齐图标位置 */
}

.background-content p {
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: 16px;
    font-size: 0.95rem;
    padding-left: 16px;
    border-left: 3px solid rgba(16, 185, 129, 0.1);
    margin-left: 0;
}

.background-meta {
    color: #9ca3af;
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    margin: 0;
    padding-left: 16px;
}

/* 面板头部样式优化 */
.panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 35px 40px;
    border-bottom: 1px solid rgba(229, 231, 235, 0.6);
    background: linear-gradient(135deg, rgba(249, 250, 251, 0.8) 0%, rgba(243, 244, 246, 0.5) 100%);
    backdrop-filter: blur(10px);
}

.panel-header h3 {
    margin: 0;
    color: var(--text-dark);
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.4rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.panel-header h3 i {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--secondary-blue) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: 1.2rem;
}

.panel-actions {
    display: flex;
    gap: 12px;
}

/* 按钮样式优化 */
.btn {
    padding: 12px 24px;
    border-radius: 16px;
    font-weight: 600;
    font-size: 0.9rem;
    border: none;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    text-decoration: none;
    position: relative;
    overflow: hidden;
    letter-spacing: 0.01em;
}

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

.btn-primary {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--secondary-blue) 100%);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(13, 79, 140, 0.2);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--dark-blue) 0%, var(--primary-blue) 100%);
    box-shadow: 0 8px 25px rgba(13, 79, 140, 0.3);
}

.btn-sm {
    padding: 8px 16px;
    font-size: 0.8rem;
    border-radius: 12px;
}

.btn-danger {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    color: var(--white);
    box-shadow: 0 2px 8px rgba(239, 68, 68, 0.2);
}

.btn-danger:hover {
    background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.3);
}

/* 加载状态样式 */
.loading-state {
    text-align: center;
    padding: 80px 40px;
    color: var(--text-light);
}

.loading-state .loading-spinner {
    margin: 0 auto 24px;
    width: 32px;
    height: 32px;
    border-width: 3px;
}

.loading-state p {
    font-size: 0.95rem;
    font-weight: 500;
    letter-spacing: 0.02em;
}

/* ==================== 快捷回复管理样式 ==================== */

/* 快捷回复网格 */
.quick-replies-grid {
    display: flex;
    flex-direction: column;
    gap: 32px;
    padding: 24px;
    background: linear-gradient(135deg, #f8fafb 0%, #f1f5f9 100%);
    border-radius: 16px;
    min-height: 500px;
    width: 100%;
    box-sizing: border-box;
}

/* 快捷回复分组 */
.quick-reply-section {
    background: white;
    border-radius: 16px;
    border: none;
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    position: relative;
}

.quick-reply-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-blue), var(--primary-dark), #667eea);
    border-radius: 16px 16px 0 0;
}

.quick-reply-section:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 48px rgba(0, 0, 0, 0.12);
}

.quick-reply-section .section-header {
    background: white;
    color: var(--text-dark);
    padding: 24px 28px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 2px solid #f1f5f9;
    margin-top: 4px;
}

.quick-reply-section .section-header h4 {
    margin: 0;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-dark);
    letter-spacing: -0.02em;
    display: flex;
    align-items: center;
    gap: 12px;
}

.quick-reply-section .section-header h4::before {
    content: '';
    width: 8px;
    height: 24px;
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-dark));
    border-radius: 4px;
}

.quick-reply-cards {
    padding: 28px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 20px;
    background: #fafbfc;
}

/* 快捷回复卡片 */
.quick-reply-card {
    background: white;
    border: 2px solid transparent;
    border-radius: 16px;
    padding: 24px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    overflow: hidden;
}

.quick-reply-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #667eea, var(--primary-blue), #764ba2);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.quick-reply-card:hover {
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.12);
    transform: translateY(-6px);
    border-color: rgba(102, 126, 234, 0.2);
}

.quick-reply-card:hover::before {
    opacity: 1;
}

.quick-reply-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 16px;
    flex-wrap: wrap;
    gap: 12px;
}

.quick-reply-name {
    font-weight: 700;
    color: var(--text-dark);
    font-size: 1.1rem;
    letter-spacing: -0.01em;
    margin: 0;
}

.quick-reply-type {
    font-size: 0.75rem;
    padding: 6px 12px;
    border-radius: 20px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.quick-reply-type.type-admin {
    background: linear-gradient(135deg, #e3f2fd, #bbdefb);
    color: #0d47a1;
    border: 1px solid #90caf9;
}

.quick-reply-type.type-user {
    background: linear-gradient(135deg, #f3e5f5, #e1bee7);
    color: #4a148c;
    border: 1px solid #ce93d8;
}

.quick-reply-actions {
    display: flex;
    gap: 8px;
    align-items: center;
}

.quick-reply-meta {
    display: flex;
    justify-content: center;
    margin-bottom: 16px;
    font-size: 0.85rem;
    color: var(--text-light);
    padding: 8px 16px;
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
    border-radius: 12px;
    border: 1px solid #e9ecef;
}

.quick-reply-key, .quick-reply-category {
    flex: none;
    font-weight: 500;
    position: relative;
}

.quick-reply-key::before {
    content: '🔑';
    margin-right: 6px;
}

.quick-reply-category::before {
    content: '📁';
    margin-right: 6px;
}

.quick-reply-content {
    color: var(--text-dark);
    line-height: 1.6;
    font-size: 0.95rem;
    background: linear-gradient(135deg, #fafbfc, #f1f3f4);
    padding: 18px 20px;
    border-radius: 12px;
    border: 2px solid #e8f0fe;
    position: relative;
    margin-top: 4px;
}

.quick-reply-content::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(135deg, var(--primary-blue), #667eea);
    border-radius: 2px 0 0 2px;
}

/* 快捷回复管理专用按钮样式 */
.quick-reply-section .btn-primary {
    background: linear-gradient(135deg, #667eea 0%, var(--primary-blue) 100%);
    color: white;
    padding: 12px 20px;
    border-radius: 12px;
    font-weight: 600;
    font-size: 0.9rem;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.25);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: none;
    display: flex;
    align-items: center;
    gap: 8px;
}

.quick-reply-section .btn-primary:hover {
    background: linear-gradient(135deg, #5a6fd8 0%, #1565c0 100%);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.35);
}

.quick-reply-section .btn-primary i {
    font-size: 0.85rem;
}

.btn-small {
    padding: 8px 12px;
    border-radius: 10px;
    font-size: 0.8rem;
    border: none;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    height: 36px;
}

.btn-edit {
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    color: #0369a1;
    border: 1px solid #7dd3fc;
}

.btn-edit:hover {
    background: linear-gradient(135deg, #e0f2fe 0%, #bae6fd 100%);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(3, 105, 161, 0.15);
}

.btn-danger {
    background: linear-gradient(135deg, #fef2f2 0%, #fee2e2 100%);
    color: #dc2626;
    border: 1px solid #fca5a5;
}

.btn-danger:hover {
    background: linear-gradient(135deg, #fee2e2 0%, #fecaca 100%);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(220, 38, 38, 0.15);
}

.btn-small i {
    font-size: 0.75rem;
}

/* ==================== 管理后台导航栏样式 ==================== */

.admin-user-menu {
    display: flex;
    align-items: center;
    gap: 24px;
    height: 100%;
}

.admin-user-info {
    display: flex;
    align-items: center;
    gap: 8px;
    color: white;
    font-size: 0.9rem;
    font-weight: 500;
    padding: 8px 16px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.15);
}

.admin-user-info i {
    font-size: 1rem;
    color: #ffd700;
}

.admin-label {
    opacity: 0.9;
}

.admin-name {
    font-weight: 600;
    color: #ffffff;
}

.admin-actions {
    display: flex;
    align-items: center;
    gap: 12px;
    height: 100%;
}

.admin-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    border: none;
    border-radius: 12px;
    font-size: 0.9rem;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    height: 40px;
    box-sizing: border-box;
}

.admin-btn::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 ease;
}

.admin-btn:hover::before {
    left: 100%;
}

.admin-btn i {
    font-size: 0.85rem;
    transition: transform 0.3s ease;
}

.admin-btn span {
    white-space: nowrap;
}

.admin-btn-home {
    background: linear-gradient(135deg, rgba(76, 175, 80, 0.9) 0%, rgba(56, 142, 60, 0.9) 100%);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 4px 15px rgba(76, 175, 80, 0.3);
}

.admin-btn-home:hover {
    background: linear-gradient(135deg, rgba(76, 175, 80, 1) 0%, rgba(56, 142, 60, 1) 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(76, 175, 80, 0.4);
    border-color: rgba(255, 255, 255, 0.3);
}

.admin-btn-home:hover i {
    transform: scale(1.1);
}

.admin-btn-logout {
    background: linear-gradient(135deg, rgba(244, 67, 54, 0.9) 0%, rgba(211, 47, 47, 0.9) 100%);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 4px 15px rgba(244, 67, 54, 0.3);
}

.admin-btn-logout:hover {
    background: linear-gradient(135deg, rgba(244, 67, 54, 1) 0%, rgba(211, 47, 47, 1) 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(244, 67, 54, 0.4);
    border-color: rgba(255, 255, 255, 0.3);
}

.admin-btn-logout:hover i {
    transform: scale(1.1);
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .admin-user-menu {
        gap: 16px;
    }
    
    .admin-btn span {
        display: none;
    }
    
    .admin-btn {
        padding: 10px;
        min-width: 40px;
        justify-content: center;
    }
    
    .admin-user-info {
        padding: 8px 12px;
        font-size: 0.85rem;
    }
}

@media (max-width: 768px) {
    .admin-user-menu {
        gap: 8px;
    }
    
    .admin-user-info .admin-label {
        display: none;
    }
    
    .admin-btn {
        padding: 8px;
        min-width: 36px;
    }
}

/* 模态框样式 */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.modal-content {
    background: white;
    padding: 0;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    max-width: 500px;
    width: 90%;
    max-height: 80vh;
    overflow: hidden;
}

.modal-header {
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-dark));
    color: white;
    padding: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h3 {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 600;
}

.modal-close {
    background: none;
    border: none;
    color: white;
    font-size: 1.2rem;
    cursor: pointer;
    padding: 4px;
    border-radius: 4px;
    transition: background 0.3s ease;
}

.modal-close:hover {
    background: rgba(255, 255, 255, 0.1);
}

.modal-content form {
    padding: 20px;
}

.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    margin-bottom: 6px;
    font-weight: 500;
    color: var(--text-dark);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 0.9rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 2px rgba(74, 144, 226, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 80px;
}

.form-actions {
    display: flex;
    gap: 12px;
    justify-content: flex-end;
    margin-top: 20px;
    padding-top: 16px;
    border-top: 1px solid var(--border-color);
}

/* 响应式调整 */
@media (max-width: 768px) {
    .quick-replies-grid {
        padding: 16px;
        gap: 24px;
    }
    
    .quick-reply-cards {
        grid-template-columns: 1fr;
        padding: 20px;
        gap: 16px;
    }
    
    .modal-content {
        width: 95%;
        margin: 20px;
        max-height: 85vh;
    }
    
    .quick-reply-section .section-header {
        padding: 20px;
        flex-direction: column;
        align-items: stretch;
        gap: 12px;
    }
    
    .quick-reply-section .section-header h4 {
        font-size: 1.1rem;
    }
    
    .quick-reply-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }
    
    .quick-reply-actions {
        margin-top: 8px;
    }
}