/* Sitemap Styles - pro2 亮色专业风格 (参考bp1) */
:root {
    --primary: #2563eb;
    --primary-light: #4c7ef0;
    --accent: #10b981;
    --bg-primary: #f8fafc;
    --bg-card: #ffffff;
    --bg-hover: #f1f3f4;
    --text-primary: #1a1a2e;
    --text-secondary: #64748b;
    --text-muted: #9ca3af;
    --border-color: #e5e7eb;
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.15);
    --radius-sm: 8px;
    --radius-md: 12px;
    --transition-fast: 0.15s ease;
}

body {
    background: var(--bg-primary);
    color: var(--text-primary);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    margin: 0;
    padding: 0;
    line-height: 1.6;
}

[class~="container"] {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

[class~="sitemap-container"] {
    padding: 30px 0;
    min-height: 100vh;
}

[class~="sitemap-section"] {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    padding: 25px;
    margin-bottom: 25px;
    box-shadow: var(--shadow-sm);
}

[class~="sitemap-section"] h2 {
    margin: 0 0 20px 0;
    color: var(--text-primary);
    font-size: 20px;
    border-bottom: 2px solid var(--primary);
    padding-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 10px;
}

[class~="sitemap-section"] h2 i {
    color: var(--primary);
}

[class~="sitemap-grid"] {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
}

[class~="sitemap-item"] {
    background: var(--bg-hover);
    border-radius: var(--radius-sm);
    padding: 20px;
    border: 1px solid var(--border-color);
    transition: var(--transition-fast);
}

[class~="sitemap-item"]:hover {
    transform: translateY(-3px);
    border-color: var(--primary);
    box-shadow: var(--shadow-md);
}

[class~="sitemap-item"] h3 {
    margin: 0 0 10px 0;
    font-size: 18px;
}

[class~="sitemap-item"] h3 a {
    color: var(--primary);
    text-decoration: none;
    transition: var(--transition-fast);
}

[class~="sitemap-item"] h3 a:hover {
    color: var(--primary-light);
}

[class~="sitemap-item"] p {
    color: var(--text-muted);
    font-size: 14px;
    margin: 0 0 15px 0;
}

[class~="sitemap-links"] {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

[class~="sitemap-links"] a {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    padding: 10px 16px;
    background: var(--bg-card);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    transition: var(--transition-fast);
}

[class~="sitemap-links"] a:hover {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: #fff;
    border-color: transparent;
    transform: translateY(-2px);
}

[class~="sitemap-links"] a i {
    font-size: 16px;
}

[class~="sub-links"] {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

[class~="sub-links"] a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 13px;
    padding: 6px 12px;
    background: var(--bg-card);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    transition: var(--transition-fast);
}

[class~="sub-links"] a:hover {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
}

[class~="site-info"] {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 15px;
}

[class~="site-info"] p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 14px;
}

[class~="site-info"] strong {
    color: var(--text-primary);
}

/* Header */
[class~="header"] {
    background: var(--bg-card);
    padding: 15px 0;
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 100;
}

[class~="header-inner"] {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

[class~="logo"] a {
    color: var(--primary);
    font-size: 22px;
    font-weight: bold;
    text-decoration: none;
}

[class~="main-nav"] {
    display: flex;
    gap: 20px;
}

[class~="main-nav"] a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition-fast);
}

[class~="main-nav"] a:hover, [class~="main-nav"] a[class~="active"] {
    color: var(--primary);
}

[class~="search-box"] form {
    display: flex;
    gap: 8px;
}

[class~="search-box"] input {
    padding: 8px 15px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    background: var(--bg-hover);
    color: var(--text-primary);
}

[class~="search-box"] button {
    padding: 8px 20px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border: none;
    border-radius: var(--radius-sm);
    color: #fff;
    cursor: pointer;
}

/* Footer */
[class~="footer"] {
    background: var(--bg-card);
    padding: 30px 0;
    text-align: center;
    border-top: 1px solid var(--border-color);
}

[class~="footer-content"] {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    text-align: left;
    margin-bottom: 20px;
}

[class~="footer-section"] h3 {
    color: var(--text-primary);
    margin-bottom: 15px;
}

[class~="footer-section"] p {
    color: var(--text-secondary);
}

[class~="footer-links"] {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

[class~="footer-links"] a {
    color: var(--text-secondary);
    text-decoration: none;
}

[class~="footer-links"] a:hover {
    color: var(--primary);
}

[class~="footer-bottom"] {
    border-top: 1px solid var(--border-color);
    padding-top: 20px;
}

[class~="footer-bottom"] p {
    color: var(--text-muted);
    margin: 5px 0;
}

/* 返回顶部按钮 */
[class~="back-to-top"] {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: #fff;
    border: none;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
}

[class~="back-to-top"][class~="visible"] {
    opacity: 1;
    visibility: visible;
}

[class~="back-to-top"]:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(37, 99, 235, 0.4);
}

@media (max-width: 768px) {
    [class~="sitemap-grid"] {
        grid-template-columns: 1fr;
    }
    [class~="site-info"] {
        grid-template-columns: 1fr;
    }
    [class~="header-inner"] {
        flex-direction: column;
    }
    [class~="main-nav"] {
        flex-wrap: wrap;
        justify-content: center;
    }
    [class~="footer-content"] {
        grid-template-columns: 1fr;
    }
}