body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background: #f9f9f9;
    color: #222;
    font-size: 16px;
    line-height: 1.65;
  }
  /* 全局列表样式重置和默认样式 */
ul, ol {
    margin: 0;
    padding: 0;
    /* list-style: none; 不在这里设置，让具体的 ul/ol 规则生效 */
  }
  
  ol {
    list-style-type: decimal; /* 默认有序列表为数字 */
    padding-left: 30px; /* 默认左内边距 */
    margin-bottom: 15px; /* 默认底部外边距 */
  }
  
  ul {
    list-style-type: disc; /* 默认无序列表为圆点 */
    padding-left: 20px; /* 默认左内边距 */
    margin-bottom: 15px; /* 默认底部外边距 */
  }
  
  li {
    margin-bottom: 8px; /* 默认列表项间距 */
  }
  header {
    
    background: #fff;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
  }
  .header-inner {
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 32px;
  }
  .logo {
    font-size: 22px;
    font-weight: bold;
    display: flex;
    align-items: center;
    letter-spacing: 0.5px;
  }
  nav ul {
    display: flex;
    list-style: none;
    gap: 28px;
    margin: 0;
    padding: 0;
  }
  nav ul li a {
    color: #333;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
    padding: 6px 0;
    border-bottom: 2px solid transparent;
  }
  nav ul li a:hover {
    color: #3B82F6;
    border-bottom: 2px solid #3B82F6;
  }
  .hero {
    padding: 70px 20px 50px 20px;
    text-align: center;
    background: #fff;
  }
  .hero h1 {
    font-size: 2.6rem;
    font-weight: 900;
    letter-spacing: 0.5px;
    margin-bottom: 28px;
    color: #111;
  }
  .hero p {
    font-size: 1.25rem;
    color: #4b5563;
    margin-bottom: 38px;
    font-weight: 500;
  }
  .btn-download {
    padding: 18px 48px;
    font-size: 1.18rem;
    background: #3B82F6;
    color: #fff;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    font-weight: 700;
    box-shadow: 0 4px 18px rgba(59,130,246,0.10);
    margin-bottom: 38px;
    transition: background 0.2s, box-shadow 0.2s;
    display: inline-block;
  }
  .btn-download:hover {
    background: #2563eb;
    box-shadow: 0 6px 24px rgba(59,130,246,0.16);
  }
  .badges {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-top: 32px;
    flex-wrap: wrap;
  }
  .badges span, .badges {
    background: #e0f7e9;
    color: #059669;
    font-size: 1.05rem;
    padding: 8px 18px;
    border-radius: 20px;
    font-weight: 600;
    display: inline-block;
    box-shadow: 0 1px 4px rgba(5,150,105,0.06);
  }
  section.section {
    padding: 60px 24px;
    max-width: 900px;
    margin: 32px auto;
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 2px 16px rgba(59,130,246,0.08);
  }
  .section h2 {
    font-size: 1.6rem;
    font-weight: 800;
    margin-bottom: 28px;
    color: #1e293b;
    letter-spacing: 0.2px;
  }
  .section ul {
    font-size: 16px;
    line-height: 1.65;
    margin-bottom: 24px;
    
  }
  .section ul li {
    margin-bottom: 10px;
    font-size: 16px;
    line-height: 1.65;
  }
  .section p {
    font-size: 16px;
    line-height: 1.65;
    color: #444;
  }
  .faq h3 {
    font-size: 1.15rem;
    cursor: pointer;
    margin-bottom: 10px;
    color: #2563eb;
    background: none;
    padding: 0;
    border-radius: 0;
    font-weight: 600;
    transition: color 0.2s;
  }
  .faq h3.active, .faq h3:hover {
    color: #1d4ed8;
    text-decoration: underline;
  }
  .faq .answer {
    display: none;
    color: #555;
    margin-bottom: 18px;
    margin-top: -2px;
    padding: 0 0 10px 0;
    font-size: 15.5px;
    line-height: 1.7;
  }
  .faq h2 {
    text-align: center;
    font-size: 2rem;
    font-weight: 800;
    color: #2563eb;
    margin-bottom: 36px;
    letter-spacing: 0.5px;
  }
  footer {
    text-align: center;
    font-size: 0.95rem;
    color: #777;
    background: #fff;
    padding: 24px 0 18px 0;
    margin-top: 40px;
  }
/* 针对logo链接的样式 */
.logo a {
    display: inline-flex;
    align-items: center;
    text-decoration: none;
    color: inherit;
  }
/* 针对logo图片的样式 */
.logo img {
    height: 32px;
    vertical-align: middle;
    margin-right: 10px;
  }
/* 修复步骤 1：从 index.html 提取 trust-section 的外层样式 */
.trust-section {
    max-width: 900px;
    margin: 48px auto;
    padding: 32px 24px;
    background: #f6f8fa;
    border-radius: 16px;
    box-shadow: 0 2px 12px rgba(59,130,246,0.1);
    color: #333;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  }
  /* 修复步骤 3：提取 trust-section 内部 h2 的样式 */
.trust-section h2 {
    font-size: 1.9rem;
    color: #2563eb;
    margin-bottom: 24px;
    font-weight: 700;
    text-align: left; /* 确保标题保持左对齐 */
  }
  /* 修复步骤 4：提取 trust-section 内部 div 的样式 */
.trust-section-report,
.trust-section-warning,
.trust-section-disclaimer {
  font-size: 1.05rem;
  line-height: 1.6;
}

.trust-section-report,
.trust-section-warning { /* Virus Scan Report 和 Download Warning 都有 margin-bottom */
  margin-bottom: 20px;
}

.trust-section-warning {
  color: #b45309; /* 确保警告文本是橙红色 */
  font-weight: 600;
}

.trust-section-disclaimer {
  color: #555; /* 确保免责声明文本是特定灰色 */
}

/* 确保 trust-section 内部链接的样式 */
.trust-section a {
  color: #3b82f6;
  text-decoration: underline;
}
/* 修复步骤 5：提取 warning-section 的外层样式 */
.warning-section {
    background: #fffbe6;
    padding: 32px;
    border-radius: 12px;
    margin: 48px auto 32px auto;
    box-shadow: 0 2px 10px rgba(0,0,0,0.04);
    max-width: 900px;
  }
  /* 修复步骤 6.1：提取 warning-section 内部 h2 的样式 */
.warning-section h2 {
    font-size: 1.8rem;
    color: #c2410c;
    font-weight: 700;
    margin-bottom: 16px;
    text-align: left; /* 确保标题左对齐 */
  }
  /* 修复步骤 6.2：提取 warning-section 内部 p 的通用样式 */
.warning-section p {
    font-size: 1.1rem;
    color: #444;
    line-height: 1.6;
  }
  /* 修复步骤 6.3：提取 warning-section 内部 img 的样式 */
.warning-section img {
    max-width: 100%;
    border-radius: 8px;
    margin: 16px 0;
  }
  /* 修复步骤 6.4：提取 warning-section 内部第二段 p 的特定样式 */
.warning-section .message-text {
    font-size: 1.05rem; /* 覆盖通用的 p 样式 */
    color: #333; /* 覆盖通用的 p 样式 */
    /* line-height: 1.6; 可以继承自 .warning-section p 或 body */
  }

/* 修复步骤 7.1：提取 how-it-works-section 内部 h2 的样式 (提高特异性) */
section.section#how h2 { /* 添加了 section.section 和 #how */
    text-align: center;
    font-size: 2rem;
    font-weight: 700;
    color: #2563eb; /* 再次强调蓝色 */
    margin-bottom: 24px;
    letter-spacing: 0.3px;
}
/* 修复步骤 7.2：提取 how-it-works-section 内部 div 的样式 (提高特异性) */
section.section#how .content-wrapper { /* 添加了 section.section 和 #how */
    max-width: 700px;
    margin: 0 auto;
    padding: 20px 8px 40px 8px;
    font-size: 1.1rem;
    line-height: 1.8;
    color: #374151;
}
/* 修复步骤 7.3：提取 how-it-works-section 内部 ol 的样式 (提高特异性) */
section.section#how ol { /* 添加了 section.section 和 #how */
    margin: 24px 0 36px 24px;
    padding-left: 30px;
    list-style-type: decimal;
    list-style-position: outside;
    line-height: 1.9;
    font-size: 1.1rem;
}
/* ------------- FAQ Section Styles ------------- */

/* FAQ Section Outer Container */
/* 注意：您已经在 section.section 中定义了 max-width 和 margin: 32px auto;
   这里覆盖了 section.section 的 padding、background、box-shadow、border-radius，
   并重新设置了 max-width 和 margin。
   由于 section.section 选择器只有 0,0,1,0 的特异性，而 section.section#faq
   的特异性更高 (0,1,1,0)，它可以覆盖掉。
*/
section.section#faq { /* 提高特异性以确保覆盖通用 .section 规则 */
    background: #f6f8fa;
    border-radius: 16px;
    box-shadow: 0 2px 12px rgba(59,130,246,0.06);
    padding: 48px 24px 36px 24px;
    max-width: 700px; /* 覆盖通用 .section 的 max-width */
    margin: 0 auto 36px auto; /* 覆盖通用 .section 的 margin */
}

/* FAQ Section Title (h2) */
section.section#faq h2 { /* 提高特异性 */
    text-align: center;
    font-size: 2rem;
    font-weight: 700;
    color: #2563eb;
    margin-bottom: 32px;
}

/* FAQ Item Container */
.faq-item {
    margin-bottom: 22px;
}

/* Last FAQ Item (no bottom margin) */
.faq-item:last-child {
    margin-bottom: 0;
}

/* FAQ Question Button */
.faq-question {
    width: 100%;
    text-align: left;
    background: #fff;
    border: none;
    font-size: 1.13rem;
    font-weight: 600;
    padding: 18px 20px;
    border-radius: 12px;
    box-shadow: 0 1px 4px rgba(59,130,246,0.07);
    color: #222;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}



/* FAQ Question Title (h3 inside button) */
.faq-question h3 {
    display: inline;
    font-size: 1.08em; /* 1.08em相对于父元素字体大小，即 button 的 1.13rem */
    font-weight: 600;
    margin: 0; /* 确保没有默认的 h3 margin */
}

/* FAQ Question Plus/Minus Icon */
.faq-question span {
    color: #2563eb;
    font-size: 1.3em; /* 相对于父元素字体大小，即 button 的 1.13rem */
}

/* FAQ Answer Content */
.faq-answer {
    display: none; /* 默认隐藏 */
    padding: 16px 20px 0 20px;
    color: #555;
    font-size: 1.05rem;
}

.faq-question.active + .faq-answer {
    display: block; /* 当按钮有 active 类时显示答案 */
}

/* 针对代码块 <code> 的样式 */
.faq-answer code {
    background-color: #f0f0f0; /* 轻微背景色 */
    padding: 2px 4px;
    border-radius: 4px;
    font-family: 'Courier New', Courier, monospace; /* 等宽字体 */
    font-size: 0.9em; /* 略小一点 */
    color: #d9480f; /* 代码颜色 */
}

/* ------------- User Reviews Section Styles ------------- */

.user-reviews {
    padding: 40px 0;
    background-color: #f9fafb;
}

.user-reviews .reviews-container {
    max-width: 720px;
    margin: auto;
    text-align: center;
}

.user-reviews h2 {
    font-size: 28px;
    margin-bottom: 20px;
}

.review-item {
    margin-bottom: 36px;
}

.review-item:last-of-type { /* 确保最后一个评论项没有底部外边距 */
    margin-bottom: 0;
}

.reviewer-info {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-bottom: 12px;
}

.reviewer-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    object-fit: cover;
}

.reviewer-details {
    text-align: left;
}

.reviewer-name {
    font-size: 16px;
    font-weight: 600;
    color: #222;
}

.country-flag {
    width: 20px;
    vertical-align: middle;
    margin-left: 6px;
}

.star-rating {
    font-size: 20px;
    color: #FFD600; /* 黄色星星 */
    margin-top: 4px;
    letter-spacing: 2px; /* 增加星星之间的间距 */
}

.review-text {
    font-size: 18px;
    font-style: italic;
    color: #444;
    max-width: 600px;
    margin: 0 auto 28px auto;
}

.trust-message {
    margin-top: 30px;
    font-size: 18px;
    font-weight: 500;
}

/* Media Queries for responsiveness */
@media (max-width: 768px) {
    .user-reviews {
        padding: 30px 15px; /* Adjust padding for smaller screens */
    }
    .user-reviews .reviews-container {
        max-width: 100%; /* Allow full width on smaller screens */
        padding: 0 15px;
    }
    .user-reviews h2 {
        font-size: 24px;
        margin-bottom: 15px;
    }
    .review-item {
        margin-bottom: 30px;
    }
    .reviewer-info {
        gap: 10px;
        margin-bottom: 10px;
    }
    .reviewer-avatar {
        width: 40px;
        height: 40px;
    }
    .reviewer-name {
        font-size: 15px;
    }
    .country-flag {
        width: 18px;
    }
    .star-rating {
        font-size: 18px;
    }
    .review-text {
        font-size: 16px;
        max-width: 90%; /* Adjust max-width for text on smaller screens */
        margin-bottom: 20px;
    }
    .trust-message {
        font-size: 16px;
        margin-top: 20px;
    }
}

/* ------------- Latest DNS Guides Section Styles ------------- */

.latest-guides {
    background: #fff;
    padding: 60px 20px;
    max-width: 960px;
    margin: auto; /* 居中显示 */
}

.latest-guides h2 {
    text-align: center;
    font-size: 2rem;
    font-weight: 700;
    color: #2563eb; /* 与主色调蓝色一致 */
    margin-bottom: 40px;
}

.guides-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.guide-article {
    background: #f9fafb;
    border-radius: 12px;
    padding: 20px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.04);
    transition: box-shadow 0.2s;
}

.guide-article:hover {
    box-shadow: 0 4px 16px rgba(0,0,0,0.08); /* 鼠标悬停时阴影更明显 */
}

.guide-article h3 {
    font-size: 1.2rem;
    color: #111;
    margin-bottom: 12px;
}

.guide-article h3 a {
    text-decoration: none;
    color: #2563eb; /* 链接颜色与主色调蓝色一致 */
}

.guide-article h3 a:hover {
    text-decoration: underline; /* 鼠标悬停时显示下划线 */
    color: #1e4ed8; /* 悬停时稍微深一点的蓝色 */
}

.guide-article p {
    color: #555;
    font-size: 0.98rem;
    line-height: 1.6;
}

/* Media Queries for responsiveness */
@media (max-width: 768px) {
    .latest-guides {
        padding: 40px 15px; /* 移动端减小内边距 */
    }
    .latest-guides h2 {
        font-size: 1.8rem;
        margin-bottom: 30px;
    }
    .guides-grid {
        gap: 20px;
    }
    .guide-article {
        padding: 18px;
    }
    .guide-article h3 {
        font-size: 1.1rem;
    }
    .guide-article p {
        font-size: 0.9rem;
    }
}

/* ------------- CTA Bottom Section Styles ------------- */

.cta-bottom {
    padding: 48px 0 40px 0;
    background: linear-gradient(90deg, #3B82F6 0%, #2563eb 100%);
    text-align: center;
}

.cta-bottom h2 {
    color: #fff;
    font-size: 2rem;
    margin-bottom: 22px;
    font-weight: 700;
    letter-spacing: 0.5px;
}

.cta-bottom .download-button {
    display: inline-block;
    background: #fff;
    color: #2563eb;
    font-size: 1.25rem;
    font-weight: bold;
    padding: 16px 40px;
    border-radius: 8px;
    text-decoration: none;
    box-shadow: 0 2px 12px rgba(59,130,246,0.10);
    transition: background 0.2s, color 0.2s;
}

/* Add hover effect for the download button */
.cta-bottom .download-button:hover {
    background: #f0f0f0; /* Slightly darker white on hover */
    color: #1e4ed8; /* Darker blue on hover */
    box-shadow: 0 4px 16px rgba(59,130,246,0.15); /* More prominent shadow */
}

.cta-bottom p {
    color: #fff;
    font-size: 1rem;
    margin-top: 12px;
}

/* ------------- Footer Styles ------------- */
footer {
    text-align: center;
    font-size: 14px;
    color: #888; /* 整体文本颜色（包括 © 2025 DNS Server Fix 和 | 以及 Support:） */
    background: #fff;
    padding: 24px 0 18px 0;
    margin-top: 40px;
}

footer a {
    color: #0000EE; /* 将链接颜色精确设置为 #0000EE */
    text-decoration: underline; /* 默认带下划线 */
    white-space: nowrap; /* 防止链接断行 */
}

footer a:hover {
    color: #0000CC; /* 鼠标悬停时颜色可以稍微变深，例如 #0000CC */
}

/* Media Queries for responsiveness */
@media (max-width: 768px) {
    footer {
        padding: 20px 15px;
        font-size: 13px;
    }
}





















































































 
  
  @media (max-width: 700px) {
    .header-inner { flex-direction: row; padding: 10px 6px; }
    nav ul { gap: 0; flex-direction: column; background: #fff; position: absolute; top: 60px; right: 10px; box-shadow: 0 2px 12px rgba(0,0,0,0.08); border-radius: 10px; min-width: 140px; z-index: 100; display: none; }
    nav ul.show { display: flex; }
    nav ul li { margin: 0; border-bottom: 1px solid #f3f4f6; }
    nav ul li:last-child { border-bottom: none; }
    .nav-toggle { display: block; background: none; border: none; font-size: 2rem; color: #2563eb; cursor: pointer; margin-left: 10px; }
    .hero h1 { font-size: 1.3rem; }
    .section { padding: 18px 4px; }
    .section h2 { font-size: 1.15rem; }
    .btn-download { font-size: 1rem; padding: 14px 24px; }
    .badges { gap: 8px; }
  }
  @media (min-width: 701px) {
    .nav-toggle { display: none; }
  }