/* 静态页面专用样式 */
body {
    background-color: #151515 !important;
    color: #F2F2F2 !important;
    padding-top: 60px;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
}

.page-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem 1rem;
}

.page-header {
    text-align: center;
    margin-bottom: 3rem;
}

.page-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: #F2F2F2;
    margin-bottom: 1rem;
}

.page-subtitle {
    font-size: 1.1rem;
    color: #B8B8B8;
}

.content-section {
    margin-bottom: 2.5rem;
}

.content-section:last-child {
    margin-bottom: 3rem;
}

.section-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: #F2F2F2;
    margin-bottom: 1rem;
}

.section-content {
    font-size: 1rem;
    line-height: 1.7;
    color: #D0D0D0;
    margin-bottom: 1rem;
}

.section-content p {
    margin-bottom: 1rem;
}

.section-content ul, .section-content ol {
    margin-left: 1.5rem;
    margin-bottom: 1rem;
}

.section-content li {
    margin-bottom: 0.5rem;
}

.section-content a {
    color: #4A9EFF;
    text-decoration: none;
}

.section-content a:hover {
    text-decoration: underline;
}

.navbar-brand {
    color: #F2F2F2 !important;
}

.navbar {
    background: rgba(21, 21, 21, 0.95) !important;
    backdrop-filter: blur(10px);
}

.navbar-actions {
    display: none;
}

.footer {
    background: #0F0F0F;
    border-top: 1px solid #333;
    padding: 2rem 1rem;
    margin-top: 3rem;
}

.footer-container {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
    margin-bottom: 1rem;
}

.footer-links a {
    color: #B8B8B8;
    font-size: 0.9rem;
    transition: color 0.2s ease;
}

.footer-links a:hover {
    color: #F2F2F2;
    text-decoration: none;
}

.footer-copyright {
    color: #B8B8B8;
    font-size: 0.9rem;
}

/* 脚注底部布局 - 版权信息和社交图标在同一行 */
.footer-bottom {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 3rem; /* 版权信息和图标之间的距离 */
    flex-wrap: wrap; /* 移动端自动换行 */
}

/* 社交媒体图标样式 */
.footer-social {
    display: flex;
    gap: 1rem;
    align-items: center;
}

/* 脚注语言切换器样式 */
.footer-language-switcher {
    margin-left: 1rem;
}

.language-dropdown {
    background: transparent;
    border: none;
    border-radius: 4px;
    color: #B8B8B8;
    padding: 4px 8px;
    font-size: 0.875rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.language-dropdown:hover {
    color: #FFFFFF;
}

.language-dropdown:focus {
    outline: none;
    color: #FFFFFF;
}

.social-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: transparent; /* 透明背景与页面融合 */
    color: #B8B8B8; /* 使用页面固定颜色 */
    transition: all 0.3s ease;
    text-decoration: none;
}

.social-icon:hover {
    background: #B8B8B8; /* 悬停时背景变为文本颜色 */
    color: #0F0F0F; /* 悬停时图标变为背景色 */
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.social-icon svg {
    width: 16px;
    height: 16px;
    fill: currentColor;
}

/* 移动端响应式 */
@media (max-width: 600px) {
    .footer-bottom {
        gap: 1.5rem;
        flex-direction: column; /* 移动端垂直排列 */
    }
    
    .footer-social {
        gap: 1.5rem;
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .footer-language-switcher {
        margin-left: 0;
        margin-top: 0.5rem;
    }
    
    .social-icon {
        width: 32px;
        height: 32px;
    }
    
    .social-icon svg {
        width: 16px;
        height: 16px;
    }
}

.last-updated {
    margin-bottom: 2rem;
}

.last-updated p {
    margin: 0;
    font-size: 0.9rem;
    color: #B8B8B8;
}

.important-notice {
    margin: 1rem 0 2rem 0;
}

.important-notice p {
    margin: 0;
    color: #F2F2F2;
}

/* FAQ样式 */
.faq-item {
    padding: 1.5rem 0 0 0;
    margin-bottom: 1rem;
}

.faq-question {
    font-size: 1.1rem;
    font-weight: 600;
    color: #F2F2F2;
    margin-bottom: 0.5rem;
}

.faq-answer {
    color: #D0D0D0;
    margin: 0;
}

/* 联系邮箱样式 */
.contact-email {
    display: flex;
    align-items: center;
    margin-top: 1rem;
    padding: 1rem 0 0 0;
    border-radius: 8px;
}

.email-icon {
    width: 24px;
    height: 24px;
    color: #4A9EFF;
    margin-right: 0.75rem;
}

.contact-email a {
    color: #4A9EFF;
    font-size: 1.1rem;
    font-weight: 500;
    text-decoration: none;
}

.contact-email a:hover {
    text-decoration: underline;
}

/* 故障排除样式 */
.troubleshooting-steps {
    padding: 1rem 0 1.5rem 1.5rem;
}

.troubleshooting-steps li {
    margin-bottom: 0.5rem;
}

/* 更新日志样式 */
.changelog-entry {
    border-radius: 8px;
    padding: 2rem;
    margin-bottom: 2rem;
}

.version-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.version-number {
    font-size: 1.3rem;
    font-weight: 700;
    color: #F2F2F2;
}

.version-date {
    font-size: 0.9rem;
    color: #B8B8B8;
    background: #333;
    padding: 0.25rem 0.75rem;
    border-radius: 12px;
}

.version-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: #F2F2F2;
    margin-bottom: 1rem;
}

.version-content {
    color: #D0D0D0;
}

.version-content p {
    margin-bottom: 1rem;
}

.version-content ul {
    margin-left: 1.5rem;
    margin-bottom: 1rem;
}

.version-content li {
    margin-bottom: 0.5rem;
}

.changelog-type {
    display: inline-block;
    padding: 0.2rem;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
}

@media (max-width: 600px) {
    .version-header {
        flex-direction: column;
        align-items: flex-start;
    }
}