/* tag-page.css - 静态标签页完整样式（从 import_ajax.php 的 buildTagPageHtml 提取） */
:root {
    --primary: #d4380d;
    --primary-dark: #b32d0a;
    --primary-light: #fff2ef;
    --secondary: #ff7a45;
    --accent: #ffc53d;
    --bg: #fff5f0;
    --white: #ffffff;
    --text: #2c2c2c;
    --text-light: #666666;
    --text-lighter: #999999;
    --border: #f0e0d8;
    --radius: 8px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", Arial, sans-serif; background: var(--bg); color: var(--text); line-height: 1.5; }
a { text-decoration: none; color: inherit; transition: all 0.2s ease; }

/* 顶部栏 */
.top-bar { background: var(--primary-light); padding: 6px 12px; font-size: 11px; display: flex; justify-content: space-between; border-bottom: 1px solid var(--border); }
.top-bar a { margin: 0 6px; color: var(--text-light); }
.top-bar a:hover { color: var(--primary); }

/* 头部 */
.header-main { background: var(--white); padding: 10px 12px; border-bottom: 2px solid var(--primary); }
.logo-area { display: flex; align-items: center; gap: 8px; }
.logo-icon { width: 36px; height: 36px; background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%); border-radius: 10px; display: flex; align-items: center; justify-content: center; color: #fff; font-size: 18px; }
.logo-text h1 { font-size: 16px; font-weight: 700; color: var(--primary); }
.logo-text p { font-size: 9px; color: var(--text-lighter); }

/* 搜索框 */
.search-box { background: var(--white); border-radius: 30px; margin: 10px 12px; display: flex; align-items: center; padding: 5px 12px; border: 1px solid var(--border); }
.search-box i { color: var(--text-lighter); margin-right: 6px; font-size: 12px; }
.search-box input { flex: 1; border: none; background: transparent; font-size: 13px; outline: none; }
.search-box button { background: var(--primary); color: #fff; border: none; padding: 6px 16px; border-radius: 25px; font-size: 12px; cursor: pointer; }
.search-box button:hover { background: var(--primary-dark); }

/* 导航菜单 */
.main-nav { background: var(--white); overflow-x: auto; white-space: nowrap; padding: 6px 12px; border-bottom: 1px solid var(--border); }
.main-nav::-webkit-scrollbar { display: none; }
.main-nav a { color: var(--text); padding: 6px 12px; font-size: 13px; display: inline-block; border-radius: 20px; margin: 0 2px; }
.main-nav a i { margin-right: 5px; font-size: 12px; }
.main-nav a:hover { background: var(--primary-light); color: var(--primary); }
.main-nav a.active { background: var(--primary); color: #fff; }

/* 面包屑 */
.breadcrumb { background: var(--white); padding: 8px 12px; margin: 10px 12px; border-radius: var(--radius); font-size: 11px; }
.breadcrumb a { color: var(--text-light); }
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb .separator { margin: 0 5px; color: var(--border); }

/* 标签头部 */
.tag-header { background: var(--white); margin: 0 12px 16px; padding: 16px; border-radius: var(--radius); border-left: 4px solid var(--primary); }
.tag-header h1 { font-size: 18px; margin-bottom: 5px; display: flex; align-items: center; gap: 8px; }
.tag-header h1 i { color: var(--primary); }
.tag-header p { font-size: 12px; color: var(--text-light); }

/* 文章列表 */
.article-list { background: var(--white); margin: 0 12px 16px; border-radius: var(--radius); overflow: hidden; }
.tag-article-item { display: flex; align-items: center; gap: 10px; padding: 12px; border-bottom: 1px solid var(--border); }
.tag-article-item:hover { background: var(--primary-light); }
.article-index { width: 26px; height: 26px; border-radius: 6px; display: flex; align-items: center; justify-content: center; font-size: 11px; font-weight: 700; color: #fff; background: var(--text-lighter); flex-shrink: 0; }
.article-index.top1 { background: var(--accent); color: #333; }
.article-index.top2 { background: #c0c0c0; color: #333; }
.article-index.top3 { background: #cd7f32; }
.article-info { flex: 1; min-width: 0; }
.article-title { font-size: 13px; font-weight: 500; display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.article-title:hover { color: var(--primary); }
.article-meta { font-size: 10px; color: var(--text-lighter); margin-top: 4px; display: flex; gap: 10px; }

/* 加载更多 */
.load-more-wrapper { text-align: center; padding: 12px; margin: 0 12px 16px; }
.load-more-btn { background: var(--primary); color: #fff; border: none; padding: 8px 16px; border-radius: 30px; font-size: 12px; cursor: pointer; width: 100%; transition: all 0.2s; }
.load-more-btn:hover { background: var(--primary-dark); transform: translateY(-1px); }
.load-more-btn.loading { opacity: 0.7; cursor: not-allowed; }

/* 加载指示器 */
.loading-indicator {
    text-align: center;
    padding: 15px;
    color: #999;
    font-size: 12px;
}
.loading-spinner i {
    margin-right: 8px;
    color: var(--primary);
}
.loading-end { color: var(--primary); }
.loading-error { color: #dc3545; }
.loading-error button {
    background: transparent;
    border: 1px solid #dc3545;
    border-radius: 20px;
    padding: 3px 10px;
    margin-left: 8px;
    color: #dc3545;
    cursor: pointer;
}

/* 底部推荐区域（全宽布局，4列网格） */
.bottom-section {
    background: var(--white);
    margin: 0 12px 16px;
    border-radius: var(--radius);
    overflow: hidden;
}
.bottom-section-header {
    background: linear-gradient(90deg, var(--primary) 0%, var(--secondary) 100%);
    padding: 10px 16px;
}
.bottom-section-header h3 {
    font-size: 13px;
    color: #fff;
    display: flex;
    align-items: center;
    gap: 6px;
}
.bottom-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1px;
    background: var(--border);
}
.bottom-card {
    background: var(--white);
    padding: 14px;
}
.bottom-card h4 {
    font-size: 13px;
    color: var(--primary);
    margin-bottom: 10px;
    padding-bottom: 5px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 6px;
}
.bottom-links {
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.bottom-link-item {
    display: block;
    font-size: 11px;
    color: var(--text-light);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    transition: all 0.2s;
}
.bottom-link-item:hover {
    color: var(--primary);
    padding-left: 4px;
}
.bottom-link-item i {
    width: 16px;
    color: var(--accent);
    margin-right: 6px;
}
.bottom-tag {
    display: inline-block;
    padding: 4px 10px;
    background: var(--primary-light);
    border-radius: 20px;
    font-size: 11px;
    color: var(--primary);
    margin: 0 4px 8px 0;
    transition: all 0.2s;
}
.bottom-tag:hover {
    background: var(--primary);
    color: #fff;
}
.bottom-tag i {
    margin-right: 4px;
    font-size: 10px;
}

/* 底部 */
.site-footer { background: #1a1a2e; color: #aaa; margin-top: 30px; padding: 25px 12px 15px; }
.footer-links { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 12px; justify-content: center; }
.footer-links a { font-size: 11px; color: #aaa; }
.footer-links a:hover { color: var(--accent); }
.footer-bottom { text-align: center; font-size: 10px; padding-top: 12px; border-top: 1px solid #333; }

/* 返回顶部按钮 */
.back-to-top {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 40px;
    height: 40px;
    background: #d4380d;
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s;
    z-index: 999;
    box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}
.back-to-top.visible { opacity: 1; visibility: visible; }
.back-to-top:hover { background: var(--primary-dark); transform: translateY(-2px); }

/* 移动端菜单 */
.mobile-sidebar {
    position: fixed;
    top: 0;
    left: -260px;
    width: 260px;
    height: 100%;
    background: var(--white);
    z-index: 1003;
    transition: left 0.3s ease;
    overflow-y: auto;
    box-shadow: 2px 0 10px rgba(0,0,0,0.1);
}
.mobile-sidebar.open { left: 0; }
.mobile-sidebar-header {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    padding: 20px 15px;
    color: #fff;
    position: relative;
}
.mobile-menu-close {
    position: absolute;
    top: 15px;
    right: 15px;
    width: 28px;
    height: 28px;
    background: rgba(255,255,255,0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}
.mobile-menu-close:hover { background: rgba(255,255,255,0.3); }
.mobile-menu-list { list-style: none; padding: 0; margin: 0; }
.mobile-menu-item { border-bottom: 1px solid var(--border); }
.mobile-menu-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 15px;
    color: var(--text);
    font-size: 13px;
}
.mobile-menu-link:hover {
    background: var(--primary-light);
    color: var(--primary);
}
.mobile-menu-link i:first-child {
    width: 24px;
    color: var(--primary);
    font-size: 14px;
}
.overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    z-index: 1002;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s;
}
.overlay.active { opacity: 1; visibility: visible; }
.menu-toggle {
    width: 36px;
    height: 36px;
    background: var(--primary-light);
    border-radius: 8px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
    cursor: pointer;
}
.menu-toggle span {
    width: 18px;
    height: 2px;
    background: var(--primary);
    border-radius: 2px;
    transition: all 0.3s;
}
.menu-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.menu-toggle.active span:nth-child(2) { opacity: 0; }
.menu-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }
.mobile-search-icon {
    width: 36px;
    height: 36px;
    background: var(--primary-light);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    margin-left: auto;
    margin-right: 8px;
}
.mobile-search-icon i { color: var(--primary); font-size: 16px; }
.mobile-search-icon:hover {
    background: var(--primary);
}
.mobile-search-icon:hover i { color: #fff; }
.mobile-search-box {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--white);
    z-index: 1004;
    padding: 12px 15px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    border-bottom: 2px solid var(--primary);
    animation: slideDown 0.3s ease;
    display: none;
}
.mobile-search-form {
    display: flex;
    align-items: center;
    gap: 10px;
    background: var(--primary-light);
    border-radius: 30px;
    padding: 4px 15px;
}
.mobile-search-form input {
    flex: 1;
    border: none;
    background: transparent;
    padding: 8px 0;
    font-size: 13px;
    outline: none;
}
.mobile-search-form button {
    background: var(--primary);
    color: #fff;
    border: none;
    padding: 6px 16px;
    border-radius: 25px;
    cursor: pointer;
    font-size: 12px;
}
.mobile-search-close {
    color: var(--text-lighter);
    font-size: 18px;
    cursor: pointer;
    padding: 5px;
}

.mobile-header {
    display: none;
    background: var(--white);
    padding: 10px 12px;
    border-bottom: 1px solid var(--border);
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 1002;
}
.mobile-logo { display: flex; align-items: center; gap: 8px; }
.mobile-logo-icon {
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 16px;
}
.mobile-logo-text h2 { font-size: 14px; font-weight: 700; color: var(--primary); }
.mobile-logo-text p { font-size: 9px; color: var(--text-lighter); }

/* 移动端多级菜单子菜单样式 */
.mobile-menu-link-wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
}
.mobile-menu-parent {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 18px;
    color: var(--text);
    font-size: 14px;
    transition: all 0.2s;
}
.mobile-menu-parent:hover {
    background: var(--primary-light);
    color: var(--primary);
}
.mobile-toggle-btn {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s;
    flex-shrink: 0;
}
.mobile-toggle-btn:hover {
    background: var(--primary-light);
}
.mobile-toggle-btn .arrow-icon {
    color: var(--text-lighter);
    font-size: 12px;
    transition: transform 0.3s;
}
.mobile-menu-item.open .mobile-toggle-btn .arrow-icon {
    transform: rotate(90deg);
}
.mobile-submenu {
    list-style: none;
    padding: 0;
    margin: 0;
    background: var(--primary-light);
    display: none;
}
.mobile-submenu .mobile-menu-link {
    padding-left: 52px;
    font-size: 13px;
}
.mobile-submenu .mobile-submenu .mobile-menu-link {
    padding-left: 72px;
}
.mobile-submenu-header {
    border-bottom: 1px solid var(--border);
    background: var(--primary-light);
}
.mobile-submenu-view-all {
    color: var(--primary) !important;
    font-weight: 500;
}
.mobile-submenu-view-all i {
    color: var(--primary);
}
.mobile-submenu-view-all:hover {
    background: #d4f0e8 !important;
}

/* 响应式 */
@media (max-width: 768px) {
    .top-bar, .header-main, .main-nav { display: none; }
    .mobile-header { display: flex; }
    .bottom-grid { grid-template-columns: 1fr; gap: 12px; }
    .bottom-card { padding: 12px; }
    .article-meta { display: none; }
}

@keyframes slideDown {
    from { transform: translateY(-100%); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}