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

/* 基础样式 */
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 导航栏样式 */
header {
    background-color: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(15px);
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.08);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: all 0.3s ease;
}

header.scrolled {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

nav {
    padding: 15px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.3s ease;
    position: relative;
}

/* 导航栏居中布局 */
.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
}

/* 导航链接居中 */
.nav-center {
    display: flex;
    justify-content: center;
    flex: 1;
    margin: 0 20px;
}

/* 导航右侧区域 */
.nav-right {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo {
    flex-shrink: 0;
}

.logo-link {
    display: flex;
    align-items: center;
    text-decoration: none;
    transition: all 0.3s ease;
    padding: 8px 0;
}

.logo img {
    height: 45px;
    transition: transform 0.3s ease;
    margin-right: 15px;
}

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

.logo-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: #333;
    transition: color 0.3s ease;
    letter-spacing: 0.5px;
}

.logo-link:hover .logo-title {
    color: #6c63ff;
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 35px;
    align-items: center;
    margin: 0;
}

.nav-links li {
    position: relative;
}

.nav-links a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    font-size: 1rem;
    transition: all 0.3s ease;
    position: relative;
    padding: 10px 0;
    display: inline-block;
    letter-spacing: 0.5px;
}

.nav-links a:hover {
    color: #6c63ff;
    transform: translateY(-2px);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #6c63ff, #483dff);
    transition: width 0.3s ease;
    border-radius: 1px;
}

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

/* 导航链接活动状态 */
.nav-links a.active {
    color: #6c63ff;
    font-weight: 600;
}

.nav-links a.active::after {
    width: 100%;
}

/* 移动端菜单按钮 */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: #333;
    transition: color 0.3s ease;
}

.menu-toggle:hover {
    color: #6c63ff;
}

/* 响应式导航栏 */
@media screen and (max-width: 992px) {
    /* 调整导航栏布局 */
    .logo-title {
        font-size: 1.1rem;
    }
    
    .nav-links {
        gap: 25px;
    }
}

@media screen and (max-width: 768px) {
    .menu-toggle {
        display: block;
    }
    
    .nav-center {
        display: none;
    }
    
    .nav-links {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(10px);
        box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
        flex-direction: column;
        align-items: center;
        padding: 20px 0;
        gap: 15px;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease, opacity 0.3s ease;
        opacity: 0;
    }
    
    .nav-links.active {
        max-height: 300px;
        opacity: 1;
    }
    
    .nav-links li {
        width: 100%;
        text-align: center;
    }
    
    .nav-links a {
        display: block;
        padding: 12px 0;
        width: 100%;
    }
    
    .nav-links a:hover {
        transform: none;
    }
    
    .logo-title {
        font-size: 1rem;
    }
}

@media screen and (max-width: 576px) {
    .logo-title {
        display: none;
    }
    
    .logo img {
        height: 40px;
        margin-right: 0;
    }
}

/* 按钮样式 */
.btn-primary {
    display: inline-block;
    background: linear-gradient(135deg, #6c63ff 0%, #483dff 100%);
    color: #fff;
    padding: 12px 24px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(108, 99, 255, 0.3);
    border: none;
    cursor: pointer;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(108, 99, 255, 0.4);
    background: linear-gradient(135deg, #5a52e8 0%, #3a32e0 100%);
}

.btn-secondary {
    display: inline-block;
    background-color: transparent;
    color: #333;
    padding: 12px 24px;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.btn-secondary:hover {
    background-color: #f8f9fa;
    border-color: #6c63ff;
    color: #6c63ff;
    box-shadow: 0 4px 12px rgba(108, 99, 255, 0.1);
}

/* 英雄区域样式 */
.hero {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    color: #fff;
    padding: 100px 0;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml;base64,PHN2ZyB3aWR0aD0iNjAiIGhlaWdodD0iNjAiIHZpZXdCb3g9IjAgMCA2MCA2MCIgeG1sbnM9Imh0dHA6Ly93d3cudzMub3JnLzIwMDAvc3ZnIj48ZyBmaWxsPSJub25lIiBmaWxsLXJ1bGU9ImV2ZW5vZGQiPjxwYXRoIGQ9Ik0zNiAxOGMzLjMxNCAwIDYtMi42ODYgNi02cy0yLjY4Ni02LTYtNi02IDIuNjg2LTYgNiAyLjY4NiA2IDYgNnptMC0xOGMzLjMxNCAwIDYtMi42ODYgNi02cy0yLjY4Ni02LTYtNi02IDIuNjg2LTYgNiAyLjY4NiA2IDYgNnptMTgtMThjMy4zMTQgMCA2LTIuNjg2IDYtNnMtMi42ODYtNi02LTYtNiAyLjY4Ni02IDYgMi42ODYgNiA2IDZ6Ii8+PC9nPjwvc3ZnPg==');
    opacity: 0.1;
    animation: float 20s ease-in-out infinite;
}

@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
    100% { transform: translateY(0px); }
}

.hero-content {
    position: relative;
    z-index: 1;
    float: left;
    width: 50%;
    padding-right: 60px;
}

.hero-content h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero-content p {
    font-size: 1.25rem;
    margin-bottom: 40px;
    opacity: 0.9;
    font-weight: 300;
}

.hero-buttons {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.hero-image {
    position: relative;
    z-index: 1;
    float: right;
    width: 50%;
}

.hero-image img {
    width: 100%;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hero-image img:hover {
    transform: scale(1.02);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4);
}

/* 功能预览区域样式 */
.features-preview {
    padding: 100px 0;
    background-color: #fff;
    position: relative;
}

.features-preview::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, #6c63ff 0%, #483dff 100%);
    border-radius: 2px;
}

.features-preview h2 {
    text-align: center;
    font-size: 2.8rem;
    margin-bottom: 80px;
    font-weight: 700;
    color: #333;
}

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

.feature-card {
    background-color: #f8f9fa;
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    border: 1px solid #e9ecef;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    border-color: #6c63ff;
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 20px;
    color: #333;
    font-weight: 600;
}

.feature-card p {
    color: #666;
    line-height: 1.7;
}

/* 下载区域样式 */
.download-section {
    padding: 100px 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.download-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml;base64,PHN2ZyB3aWR0aD0iNjAiIGhlaWdodD0iNjAiIHZpZXdCb3g9IjAgMCA2MCA2MCIgeG1sbnM9Imh0dHA6Ly93d3cudzMub3JnLzIwMDAvc3ZnIj48ZyBmaWxsPSJub25lIiBmaWxsLXJ1bGU9ImV2ZW5vZGQiPjxwYXRoIGQ9Ik0zNiAxOGMzLjMxNCAwIDYtMi42ODYgNi02cy0yLjY4Ni02LTYtNi02IDIuNjg2LTYgNiAyLjY4NiA2IDYgNnptMC0xOGMzLjMxNCAwIDYtMi42ODYgNi02cy0yLjY4Ni02LTYtNi02IDIuNjg2LTYgNiAyLjY4NiA2IDYgNnptMTgtMThjMy4zMTQgMCA2LTIuNjg2IDYtNnMtMi42ODYtNi02LTYtNiAyLjY4Ni02IDYgMi42ODYgNiA2IDZ6Ii8+PC9nPjwvc3ZnPg==');
    opacity: 0.05;
}

.download-section h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
    font-weight: 700;
    color: #333;
    position: relative;
    z-index: 1;
}

.download-section p {
    font-size: 1.2rem;
    margin-bottom: 50px;
    color: #666;
    position: relative;
    z-index: 1;
}

/* 用户评价样式 */
.testimonials {
    padding: 100px 0;
    background-color: #fff;
    position: relative;
}

.testimonials::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, #6c63ff 0%, #483dff 100%);
    border-radius: 2px;
}

.testimonials h2 {
    text-align: center;
    font-size: 2.8rem;
    margin-bottom: 80px;
    font-weight: 700;
    color: #333;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 40px;
}

.testimonial-card {
    background-color: #f8f9fa;
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    border: 1px solid #e9ecef;
    position: relative;
}

.testimonial-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.testimonial-card::before {
    content: '"';
    position: absolute;
    top: 20px;
    left: 30px;
    font-size: 4rem;
    color: #6c63ff;
    opacity: 0.2;
    font-family: Georgia, serif;
}

.testimonial-card p {
    font-size: 1.1rem;
    margin-bottom: 30px;
    color: #666;
    font-style: italic;
    line-height: 1.7;
    position: relative;
    z-index: 1;
}

.testimonial-author {
    text-align: right;
}

.author-name {
    display: block;
    font-weight: 600;
    color: #333;
    font-size: 1rem;
}

.author-title {
    display: block;
    font-size: 0.9rem;
    color: #999;
    margin-top: 5px;
}

/* 使用场景样式 */
.use-cases {
    padding: 100px 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    position: relative;
}

.use-cases::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, #6c63ff 0%, #483dff 100%);
    border-radius: 2px;
}

.use-cases h2 {
    text-align: center;
    font-size: 2.8rem;
    margin-bottom: 80px;
    font-weight: 700;
    color: #333;
}

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

.use-case-card {
    background-color: #fff;
    padding: 35px;
    border-radius: 12px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    border: 1px solid #e9ecef;
}

.use-case-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
    border-color: #6c63ff;
}

.use-case-card h3 {
    font-size: 1.4rem;
    margin-bottom: 15px;
    color: #333;
    font-weight: 600;
}

.use-case-card p {
    color: #666;
    line-height: 1.7;
}

/* 常见问题样式 */
.faq {
    padding: 100px 0;
    background-color: #fff;
    position: relative;
}

.faq::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, #6c63ff 0%, #483dff 100%);
    border-radius: 2px;
}

.faq h2 {
    text-align: center;
    font-size: 2.8rem;
    margin-bottom: 80px;
    font-weight: 700;
    color: #333;
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    margin-bottom: 20px;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    border: 1px solid #e9ecef;
}

.faq-item h3 {
    font-size: 1.2rem;
    margin: 0;
    padding: 20px;
    background-color: #f8f9fa;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 600;
    color: #333;
    position: relative;
}

.faq-item h3:hover {
    background-color: #f1f3f5;
}

.faq-item h3::after {
    content: '+';
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1.2rem;
    font-weight: 300;
    transition: transform 0.3s ease;
}

.faq-item p {
    font-size: 1rem;
    color: #666;
    padding: 0 20px 20px;
    margin: 0;
    line-height: 1.7;
}

/* 社区支持样式 */
.community {
    padding: 100px 0;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    color: #fff;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.community::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml;base64,PHN2ZyB3aWR0aD0iNjAiIGhlaWdodD0iNjAiIHZpZXdCb3g9IjAgMCA2MCA2MCIgeG1sbnM9Imh0dHA6Ly93d3cudzMub3JnLzIwMDAvc3ZnIj48ZyBmaWxsPSJub25lIiBmaWxsLXJ1bGU9ImV2ZW5vZGQiPjxwYXRoIGQ9Ik0zNiAxOGMzLjMxNCAwIDYtMi42ODYgNi02cy0yLjY4Ni02LTYtNi02IDIuNjg2LTYgNiAyLjY4NiA2IDYgNnptMC0xOGMzLjMxNCAwIDYtMi42ODYgNi02cy0yLjY4Ni02LTYtNi02IDIuNjg2LTYgNiAyLjY4NiA2IDYgNnptMTgtMThjMy4zMTQgMCA2LTIuNjg2IDYtNnMtMi42ODYtNi02LTYtNiAyLjY4Ni02IDYgMi42ODYgNiA2IDZ6Ii8+PC9nPjwvc3ZnPg==');
    opacity: 0.1;
}

.community h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
    font-weight: 700;
    position: relative;
    z-index: 1;
}

.community p {
    font-size: 1.2rem;
    margin-bottom: 50px;
    opacity: 0.9;
    position: relative;
    z-index: 1;
}

.community-links {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
    position: relative;
    z-index: 1;
}

.community-links .btn-secondary {
    color: #fff;
    border-color: rgba(255, 255, 255, 0.2);
    background-color: rgba(255, 255, 255, 0.05);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.community-links .btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.1);
    border-color: #6c63ff;
    color: #6c63ff;
    box-shadow: 0 4px 12px rgba(108, 99, 255, 0.3);
}

/* 功能介绍页样式 */
.features-page {
    padding: 100px 0;
    background-color: #fff;
    position: relative;
}

.features-page::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, #6c63ff 0%, #483dff 100%);
    border-radius: 2px;
}

.features-page h1 {
    font-size: 2.8rem;
    margin-bottom: 60px;
    text-align: center;
    font-weight: 700;
    color: #333;
}

.feature-section {
    margin-bottom: 80px;
    padding: 40px;
    background-color: #f8f9fa;
    border-radius: 12px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.05);
    border: 1px solid #e9ecef;
}

.feature-section h2 {
    font-size: 2rem;
    margin-bottom: 30px;
    color: #333;
    font-weight: 600;
}

.feature-section p {
    font-size: 1.1rem;
    margin-bottom: 30px;
    color: #666;
    line-height: 1.7;
}

.feature-list {
    list-style: none;
    margin-bottom: 30px;
}

.feature-list li {
    margin-bottom: 15px;
    padding-left: 30px;
    position: relative;
    color: #666;
    line-height: 1.6;
}

.feature-list li::before {
    content: '✓';
    color: #6c63ff;
    font-size: 1.2rem;
    font-weight: bold;
    position: absolute;
    left: 0;
    top: 0;
}

/* 下载页样式 */
.download-page {
    padding: 100px 0;
    background-color: #fff;
    position: relative;
}

.download-page::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, #6c63ff 0%, #483dff 100%);
    border-radius: 2px;
}

.download-page h1 {
    font-size: 2.8rem;
    margin-bottom: 40px;
    text-align: center;
    font-weight: 700;
    color: #333;
}

.download-page > .container > p {
    text-align: center;
    font-size: 1.2rem;
    margin-bottom: 60px;
    color: #666;
}

.download-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 40px;
    margin-bottom: 80px;
}

.download-card {
    background-color: #f8f9fa;
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.05);
    border: 1px solid #e9ecef;
    transition: all 0.3s ease;
}

.download-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    border-color: #6c63ff;
}

.download-card h2 {
    font-size: 1.8rem;
    margin-bottom: 20px;
    color: #333;
    font-weight: 600;
}

.download-card .version {
    font-size: 1.1rem;
    color: #6c63ff;
    margin-bottom: 30px;
    font-weight: 500;
}

.download-card p {
    color: #666;
    margin-bottom: 30px;
}

.download-buttons {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.download-btn {
    display: block;
    background: linear-gradient(135deg, #6c63ff 0%, #483dff 100%);
    color: #fff;
    padding: 15px 20px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 500;
    text-align: center;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(108, 99, 255, 0.3);
}

.download-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(108, 99, 255, 0.4);
    background: linear-gradient(135deg, #5a52e8 0%, #3a32e0 100%);
}

/* 下载说明样式 */
.download-notes {
    margin-bottom: 80px;
    padding: 40px;
    background-color: #f8f9fa;
    border-radius: 12px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.05);
    border: 1px solid #e9ecef;
}

.download-notes h2 {
    font-size: 1.8rem;
    margin-bottom: 30px;
    color: #333;
    font-weight: 600;
}

/* 安装指南样式 */
.installation-guide {
    margin-bottom: 80px;
}

.installation-guide h2 {
    font-size: 2rem;
    margin-bottom: 40px;
    color: #333;
    font-weight: 600;
}

.guide-section {
    margin-bottom: 50px;
    padding: 40px;
    background-color: #f8f9fa;
    border-radius: 12px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.05);
    border: 1px solid #e9ecef;
}

.guide-section h3 {
    font-size: 1.5rem;
    margin-bottom: 30px;
    color: #333;
    font-weight: 600;
}

.guide-section h4 {
    font-size: 1.2rem;
    margin: 30px 0 15px;
    color: #333;
    font-weight: 500;
}

.guide-section ol {
    padding-left: 25px;
    margin-bottom: 30px;
}

.guide-section li {
    margin-bottom: 15px;
    color: #666;
    line-height: 1.6;
}

.guide-section p {
    margin-bottom: 30px;
    color: #666;
    line-height: 1.7;
}

.guide-section pre {
    background-color: #333;
    padding: 20px;
    border-radius: 8px;
    overflow-x: auto;
    margin-bottom: 30px;
    font-family: 'Courier New', Courier, monospace;
    color: #f8f9fa;
    font-size: 0.9rem;
    line-height: 1.5;
}

/* 版本历史样式 */
.version-history {
    padding: 40px;
    background-color: #f8f9fa;
    border-radius: 12px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.05);
    border: 1px solid #e9ecef;
}

.version-history h2 {
    font-size: 1.8rem;
    margin-bottom: 30px;
    color: #333;
    font-weight: 600;
}

.version-history p {
    margin-bottom: 30px;
    color: #666;
    line-height: 1.7;
}

.version-history li {
    margin-bottom: 15px;
    color: #666;
    line-height: 1.6;
}

.version-history li strong {
    color: #333;
}

/* 关于页样式 */
.about-page {
    padding: 100px 0;
    background-color: #fff;
    position: relative;
}

.about-page::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, #6c63ff 0%, #483dff 100%);
    border-radius: 2px;
}

.about-page h1 {
    font-size: 2.8rem;
    margin-bottom: 60px;
    text-align: center;
    font-weight: 700;
    color: #333;
}

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

.about-content h2 {
    font-size: 1.8rem;
    margin-bottom: 30px;
    color: #333;
    font-weight: 600;
}

.about-content p {
    font-size: 1.1rem;
    margin-bottom: 30px;
    color: #666;
    line-height: 1.7;
}

.about-content ul {
    margin-bottom: 30px;
    padding-left: 25px;
}

.about-content li {
    margin-bottom: 15px;
    color: #666;
    line-height: 1.6;
}

/* 页脚样式 */
footer {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    color: #fff;
    padding: 80px 0 40px;
    position: relative;
    overflow: hidden;
}

footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml;base64,PHN2ZyB3aWR0aD0iNjAiIGhlaWdodD0iNjAiIHZpZXdCb3g9IjAgMCA2MCA2MCIgeG1sbnM9Imh0dHA6Ly93d3cudzMub3JnLzIwMDAvc3ZnIj48ZyBmaWxsPSJub25lIiBmaWxsLXJ1bGU9ImV2ZW5vZGQiPjxwYXRoIGQ9Ik0zNiAxOGMzLjMxNCAwIDYtMi42ODYgNi02cy0yLjY4Ni02LTYtNi02IDIuNjg2LTYgNiAyLjY4NiA2IDYgNnptMC0xOGMzLjMxNCAwIDYtMi42ODYgNi02cy0yLjY4Ni02LTYtNi02IDIuNjg2LTYgNiAyLjY4NiA2IDYgNnptMTgtMThjMy4zMTQgMCA2LTIuNjg2IDYtNnMtMi42ODYtNi02LTYtNiAyLjY4Ni02IDYgMi42ODYgNiA2IDZ6Ii8+PC9nPjwvc3ZnPg==');
    opacity: 0.1;
}

/* 页脚顶部装饰 */
footer::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #6c63ff, #483dff, #6c63ff);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 40px;
    margin-bottom: 60px;
    position: relative;
    z-index: 1;
}

.footer-logo {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.footer-logo img {
    height: 60px;
    margin-bottom: 20px;
    transition: transform 0.3s ease;
}

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

.footer-tagline {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 20px;
}

/* 社交媒体链接 */
.social-links {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-link:hover {
    background-color: #6c63ff;
    color: #fff;
    transform: translateY(-3px);
}

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

.footer-section h3 {
    font-size: 1.1rem;
    margin-bottom: 20px;
    font-weight: 600;
    color: #fff;
    position: relative;
    padding-bottom: 10px;
}

.footer-section h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 2px;
    background: linear-gradient(90deg, #6c63ff, #483dff);
    border-radius: 1px;
}

.footer-section ul {
    list-style: none;
    flex: 1;
}

.footer-section li {
    margin-bottom: 12px;
}

.footer-section a {
    text-decoration: none;
    color: rgba(255, 255, 255, 0.7);
    transition: all 0.3s ease;
    font-size: 0.95rem;
    display: inline-block;
    position: relative;
    padding-left: 0;
    transition: padding-left 0.3s ease;
}

.footer-section a:hover {
    color: #6c63ff;
    padding-left: 8px;
}

.footer-section a::before {
    content: '→';
    position: absolute;
    left: -15px;
    opacity: 0;
    transition: all 0.3s ease;
}

.footer-section a:hover::before {
    left: 0;
    opacity: 1;
}

/* SEO 相关信息样式 */
.footer-seo {
    margin-bottom: 40px;
    padding: 30px;
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    position: relative;
    z-index: 1;
    border-left: 4px solid #6c63ff;
}

.footer-seo p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.95rem;
    margin-bottom: 10px;
    line-height: 1.6;
}

/* 法律信息样式 */
.footer-legal {
    margin-bottom: 40px;
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    position: relative;
    z-index: 1;
    justify-content: center;
    padding: 20px;
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
}

.footer-legal a {
    text-decoration: none;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
    transition: color 0.3s ease;
    position: relative;
}

.footer-legal a:hover {
    color: #6c63ff;
}

/* 版权信息 */
.footer-bottom {
    text-align: center;
    padding-top: 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.5);
    position: relative;
    z-index: 1;
}

.footer-bottom p {
    font-size: 0.9rem;
    margin-bottom: 10px;
}

.footer-bottom .copyright {
    font-size: 0.85rem;
    opacity: 0.8;
}

/* 响应式设计 */
@media screen and (max-width: 768px) {
    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .footer-logo {
        align-items: center;
        text-align: center;
    }
    
    .social-links {
        justify-content: center;
    }
    
    .footer-section h3 {
        text-align: center;
    }
    
    .footer-section h3::after {
        left: 50%;
        transform: translateX(-50%);
    }
    
    .footer-section ul {
        text-align: center;
    }
    
    .footer-section a:hover {
        padding-left: 0;
    }
    
    .footer-section a::before {
        display: none;
    }
}

/* 响应式设计 */
@media screen and (max-width: 992px) {
    .hero-content,
    .hero-image {
        width: 100%;
        float: none;
        text-align: center;
    }
    
    .hero-image {
        margin-top: 50px;
    }
    
    .hero-content h1 {
        font-size: 2.8rem;
    }
    
    .footer-content {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .footer-links {
        justify-content: center;
    }
}

@media screen and (max-width: 768px) {
    nav {
        flex-direction: column;
        gap: 20px;
        padding: 20px 0;
    }
    
    .nav-links {
        flex-wrap: wrap;
        justify-content: center;
        gap: 20px;
    }
    
    .hero {
        padding: 80px 0;
    }
    
    .hero-content h1 {
        font-size: 2.2rem;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .features-preview h2,
    .testimonials h2,
    .use-cases h2,
    .faq h2,
    .community h2,
    .features-page h1,
    .download-page h1,
    .about-page h1 {
        font-size: 2.2rem;
        margin-bottom: 60px;
    }
    
    .features-preview,
    .testimonials,
    .use-cases,
    .faq,
    .community,
    .features-page,
    .download-page,
    .about-page {
        padding: 80px 0;
    }
    
    .feature-card,
    .testimonial-card,
    .use-case-card,
    .feature-section,
    .download-card,
    .download-notes,
    .guide-section,
    .version-history {
        padding: 30px;
    }
}

@media screen and (max-width: 576px) {
    .hero {
        padding: 60px 0;
    }
    
    .hero-content h1 {
        font-size: 1.8rem;
    }
    
    .hero-content p {
        font-size: 1.1rem;
    }
    
    .btn-primary,
    .btn-secondary {
        display: block;
        width: 100%;
        margin-bottom: 15px;
        text-align: center;
    }
    
    .features-preview h2,
    .testimonials h2,
    .use-cases h2,
    .faq h2,
    .community h2,
    .features-page h1,
    .download-page h1,
    .about-page h1 {
        font-size: 1.8rem;
        margin-bottom: 40px;
    }
    
    .features-preview,
    .testimonials,
    .use-cases,
    .faq,
    .community,
    .features-page,
    .download-page,
    .about-page {
        padding: 60px 0;
    }
    
    .feature-card,
    .testimonial-card,
    .use-case-card,
    .feature-section,
    .download-card,
    .download-notes,
    .guide-section,
    .version-history {
        padding: 20px;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 40px;
        align-items: center;
    }
}

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

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: #6c63ff;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #483dff;
}