/* =============================================
   design_material — Material Design 风格
   主题色 CSS 变量
   ============================================= */
:root {--primary:#1976d2;--secondary:#1565c0;--accent:#42a5f5;--bg:#fafafa;--text:#212121;--gray:#9e9e9e;--radius:4px;
  --text-light: #94a3b8;
  --font-serif: Georgia, "Times New Roman", serif;
  --gray-100: #f1f5f9;
  --primary-light: color-mix(in srgb, var(--primary, #2563eb) 12%, white);
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
;}

/* Material Design — no generic compatibility layer */


/* design_material - Material Design */
html{scroll-behavior:smooth;font-size:16px}
body{font-family:'Roboto','Noto Sans SC','Microsoft YaHei',Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:var(--primary);text-decoration:none;transition:color .3s}
a:hover{color:var(--accent)}
.container{max-width:1200px;margin:0 auto;padding:0 20px}
img{max-width:100%;height:auto}

/* ripple utility */
.ripple{position:relative;overflow:hidden}

/* topbar */
.topbar{background:var(--primary,#1976d2);color:#fff}
.topbar .container{display:flex;justify-content:flex-end;align-items:center;height:36px;gap:24px}
.topbar-phone,.topbar-email{display:flex;align-items:center;gap:4px;font-size:12px;color:rgba(255,255,255,.85)}

/* header */
.header{background:#fff;box-shadow:0 2px 4px rgba(0,0,0,.08);position:sticky;top:0;z-index:1000}
.header .container{display:flex;align-items:center;height:64px}
.logo{font-size:20px;font-weight:500;color:var(--primary,#1976d2);letter-spacing:.5px;white-space:nowrap}
.main-nav{margin-left:auto;margin-right:16px}
.main-nav ul{display:flex;list-style:none;gap:0}
.main-nav>ul>li{position:relative}
.main-nav>ul>li>a{display:block;padding:0 14px;height:64px;line-height:64px;color:var(--text,#212121);font-size:14px;font-weight:400;text-transform:uppercase;letter-spacing:.5px;transition:color .3s,background .3s}
.main-nav>ul>li>a:hover{color:var(--primary,#1976d2);background:rgba(25,118,210,.04)}
.main-nav ul ul{position:absolute;top:100%;left:0;background:#fff;box-shadow:0 4px 8px rgba(0,0,0,.12),0 2px 4px rgba(0,0,0,.08);min-width:180px;opacity:0;visibility:hidden;transition:all .25s;z-index:100;border-radius:var(--radius)}
.main-nav ul li:hover>ul{opacity:1;visibility:visible}
.main-nav ul ul li a{display:block;padding:12px 16px;color:var(--text,#212121);font-size:13px;font-weight:400;transition:background .2s}
.main-nav ul ul li a:hover{color:var(--primary,#1976d2);background:rgba(25,118,210,.04)}
.search-form{margin-left:auto}
.search-btn{background:none;border:none;color:var(--gray);width:40px;height:40px;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .3s}
.search-btn:hover{background:rgba(0,0,0,.04);color:var(--primary)}
.nav-toggle{display:none;background:none;border:none;color:var(--text);width:40px;height:40px;border-radius:50%;cursor:pointer;align-items:center;justify-content:center;margin-left:8px;transition:background .2s}
.nav-toggle:hover{background:rgba(0,0,0,.04)}

/* hero */
.hero{padding:100px 0 80px;text-align:center;background:linear-gradient(135deg,var(--primary) 0,var(--secondary) 100%);color:#fff;width:100%}
.hero .container{max-width:1200px;margin:0 auto;padding:0 20px}
.hero-content{max-width:720px;margin:0 auto}
.hero h1{font-size:42px;font-weight:300;margin-bottom:16px;letter-spacing:1px}
.hero-accent{font-weight:700}
.hero p{font-size:16px;color:rgba(255,255,255,.8);max-width:560px;margin:0 auto 36px;line-height:1.8}
.hero-btn{display:inline-block;padding:12px 40px;background:#fff;color:var(--primary);font-size:14px;font-weight:500;text-transform:uppercase;letter-spacing:1px;border-radius:var(--radius);box-shadow:0 2px 8px rgba(0,0,0,.2);transition:all .3s}
.hero-btn:hover{box-shadow:0 4px 16px rgba(0,0,0,.3);color:var(--secondary);background:#fff}
.hero .btn{color:#fff}

/* sections */
.section{padding:72px 0}
.section-title{font-size:26px;font-weight:400;text-align:center;margin-bottom:44px;color:var(--text);position:relative}
.section-title::after{content:'';display:block;width:48px;height:2px;background:var(--primary);margin:12px auto 0}

/* cat sections */
.section-cats{background:#fff}
.section-cats .container{display:grid;grid-template-columns:1fr;gap:32px}
.cat-section{background:#fff;padding:24px;box-shadow:0 1px 3px rgba(0,0,0,.08),0 1px 2px rgba(0,0,0,.06);border-radius:var(--radius);transition:box-shadow .3s}
.cat-section:hover{box-shadow:0 4px 12px rgba(0,0,0,.1),0 2px 4px rgba(0,0,0,.06)}
.cat-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}
.cat-header h2{font-size:18px;font-weight:500;color:var(--text)}
.cat-more{font-size:12px;color:var(--primary);font-weight:500;text-transform:uppercase;letter-spacing:.5px;padding:4px 8px;border-radius:var(--radius);transition:background .2s}
.cat-more:hover{background:rgba(25,118,210,.06)}
.cat-articles{display:flex;flex-direction:column;gap:6px}
.cat-article{display:flex;justify-content:space-between;align-items:center;padding:8px 0;border-bottom:1px solid rgba(0,0,0,.04)}
.cat-article:last-child{border-bottom:none}
.cat-article h3{font-size:14px;font-weight:400;flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.cat-article h3 a{color:var(--text)}
.cat-article h3 a:hover{color:var(--primary)}
.cat-date{font-size:11px;color:var(--gray);white-space:nowrap;margin-left:12px}

/* news grid */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.news-card{background:#fff;border-radius:var(--radius);box-shadow:0 1px 3px rgba(0,0,0,.08),0 1px 2px rgba(0,0,0,.06);transition:box-shadow .3s,transform .3s;overflow:hidden}
.news-card:hover{box-shadow:0 8px 24px rgba(0,0,0,.12),0 4px 8px rgba(0,0,0,.08);transform:translateY(-2px)}
.news-card-body{padding:20px}
.news-date{font-size:11px;color:var(--gray);display:block;margin-bottom:6px}
.news-card h3{font-size:15px;font-weight:500;margin-bottom:8px}
.news-card h3 a{color:var(--text)}
.news-card h3 a:hover{color:var(--primary)}
.news-card p{font-size:13px;color:var(--gray);line-height:1.6}

/* cta */
.cta{text-align:center;background:linear-gradient(135deg,var(--primary) 0,var(--secondary) 100%);color:#fff}
.cta h2{font-size:28px;font-weight:300;margin-bottom:12px}
.cta p{font-size:15px;color:rgba(255,255,255,.8);margin-bottom:28px}
.cta-btn{display:inline-block;padding:12px 40px;background:#fff;color:var(--primary);font-size:14px;font-weight:500;text-transform:uppercase;letter-spacing:1px;border-radius:var(--radius);box-shadow:0 2px 8px rgba(0,0,0,.2);transition:all .3s}
.cta-btn:hover{box-shadow:0 4px 16px rgba(0,0,0,.3);color:var(--secondary)}

/* breadcrumb */
.breadcrumb{background:#fff;border-bottom:1px solid rgba(0,0,0,.06);padding:12px 0}
.breadcrumb .container{display:flex;align-items:center;gap:8px;font-size:13px}
.breadcrumb a{color:var(--gray)}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb .sep{color:var(--gray)}
.breadcrumb span:last-child{color:var(--text);font-weight:500}

/* page header */
.page-header{padding:40px 0 28px;text-align:center}
.page-header h1{font-size:28px;font-weight:400;color:var(--text);position:relative;display:inline-block}

/* content layout */
.content-with-sidebar{display:grid;grid-template-columns:1fr 300px;gap:36px}
.article-list{display:flex;flex-direction:column;gap:16px}
.article-item{background:#fff;padding:20px;border-radius:var(--radius);box-shadow:0 1px 3px rgba(0,0,0,.06),0 1px 2px rgba(0,0,0,.04);transition:box-shadow .3s}
.article-item:hover{box-shadow:0 4px 12px rgba(0,0,0,.08),0 2px 4px rgba(0,0,0,.04)}
.article-item h2{font-size:17px;font-weight:500;margin-bottom:6px}
.article-item h2 a{color:var(--text)}
.article-item h2 a:hover{color:var(--primary)}
.article-item .meta{display:flex;gap:14px;font-size:12px;color:var(--gray);margin-bottom:8px}
.article-item p{font-size:14px;color:var(--gray);line-height:1.7;margin-bottom:8px}
.more{font-size:12px;color:var(--primary);font-weight:500;text-transform:uppercase;letter-spacing:.5px;display:inline-flex;align-items:center;gap:4px}
.more:hover{color:var(--accent)}

/* pagination */
.pagination{display:flex;justify-content:center;gap:4px;margin-top:36px;flex-wrap:wrap}
.pagination a{display:inline-flex;align-items:center;justify-content:center;min-width:36px;height:36px;padding:0 8px;font-size:13px;color:var(--text);border-radius:var(--radius);transition:all .2s}
.pagination a:hover{background:rgba(25,118,210,.06);color:var(--primary)}
.pagination a.active{background:var(--primary);color:#fff;box-shadow:0 2px 6px rgba(25,118,210,.3)}

/* sidebar */
.sidebar .widget{margin-bottom:28px;background:#fff;padding:20px;border-radius:var(--radius);box-shadow:0 1px 3px rgba(0,0,0,.06),0 1px 2px rgba(0,0,0,.04)}
.sidebar .widget h4{font-size:15px;font-weight:500;color:var(--text);margin-bottom:14px;padding-bottom:8px;border-bottom:1px solid rgba(0,0,0,.06)}
.side-nav,.side-nav ul{list-style:none}
.side-nav>li{margin-bottom:2px}
.side-nav>li>a{display:block;padding:8px 12px;font-size:14px;color:var(--text);border-radius:var(--radius);transition:all .2s}
.side-nav>li>a:hover{background:rgba(25,118,210,.06);color:var(--primary)}
.side-nav ul{padding-left:16px;margin-top:2px}
.side-nav ul li a{display:block;padding:6px 12px;font-size:13px;color:var(--gray);border-radius:var(--radius)}
.side-nav ul li a:hover{background:rgba(25,118,210,.04);color:var(--primary)}
.hot-list{list-style:none}
.hot-list li{display:flex;align-items:flex-start;gap:8px;padding:6px 0;border-bottom:1px solid rgba(0,0,0,.04)}
.hot-list li:last-child{border-bottom:none}
.hot-list .num{flex-shrink:0;width:22px;height:22px;display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:500;color:#fff;background:var(--primary);border-radius:50%}
.hot-list a{font-size:13px;color:var(--text);line-height:1.4}
.hot-list a:hover{color:var(--primary)}

/* detail */
.detail-article{background:#fff;padding:24px;border-radius:var(--radius);box-shadow:0 1px 3px rgba(0,0,0,.06),0 1px 2px rgba(0,0,0,.04)}
.detail-title{font-size:26px;font-weight:400;color:var(--text);margin-bottom:14px}
.detail-meta{display:flex;gap:16px;font-size:12px;color:var(--gray);margin-bottom:20px;padding-bottom:14px;border-bottom:1px solid rgba(0,0,0,.06)}
.detail-content{font-size:15px;line-height:1.9;color:var(--text)}
.detail-content p{margin-bottom:14px}
.detail-content img{max-width:100%;height:auto;margin:14px 0;border-radius:var(--radius);box-shadow:0 2px 8px rgba(0,0,0,.08)}

/* empty */
.empty{padding:48px 20px;text-align:center;color:var(--gray)}
.empty p{font-size:15px}

/* about */
.about-content{padding:20px 0}
.about-text h2{font-size:24px;font-weight:400;color:var(--text);margin-bottom:16px}
.about-text h3{font-size:18px;font-weight:500;color:var(--text);margin:24px 0 10px}
.about-text p{font-size:15px;line-height:1.9;color:var(--gray);margin-bottom:10px}

/* contact */
.contact-info{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.contact-card{background:#fff;padding:28px 20px;text-align:center;border-radius:var(--radius);box-shadow:0 1px 3px rgba(0,0,0,.06),0 1px 2px rgba(0,0,0,.04);transition:box-shadow .3s}
.contact-card:hover{box-shadow:0 8px 24px rgba(0,0,0,.1),0 4px 8px rgba(0,0,0,.06)}
.contact-card svg{color:var(--primary);margin-bottom:14px;width:32px;height:32px}
.contact-card h4{font-size:15px;font-weight:500;color:var(--text);margin-bottom:6px}
.contact-card p{font-size:14px;color:var(--gray)}

/* sitemap */
.sitemap-list{padding:20px 0}
.sitemap-list ul{list-style:none;padding-left:0}
.sitemap-list>ul>li{margin-bottom:10px}
.sitemap-list>ul>li>a strong{color:var(--text);font-size:16px;font-weight:500}
.sitemap-list ul ul{padding-left:20px;margin-top:4px}
.sitemap-list ul ul li{margin-bottom:3px}
.sitemap-list ul ul li a{color:var(--gray);font-size:14px}
.sitemap-list ul ul li a:hover{color:var(--primary)}
.sitemap-list h3{color:var(--text);font-size:18px;font-weight:500;margin:24px 0 10px}

/* footer */
.footer{background:#37474f;color:rgba(255,255,255,.85);padding:56px 0 28px}
.footer a{color:rgba(255,255,255,.7)}
.footer a:hover{color:#fff}
.footer-grid{display:grid;grid-template-columns:2fr 1.5fr 1.5fr 2fr;gap:36px}
.footer-col h4{font-size:15px;font-weight:500;color:#fff;margin-bottom:14px;padding-bottom:6px;border-bottom:1px solid rgba(255,255,255,.1)}
.footer-brand p{font-size:13px;color:rgba(255,255,255,.6);line-height:1.7}
.footer-services ul,.footer-contact ul{list-style:none}
.footer-services li,.footer-contact li{margin-bottom:5px}
.footer-services a{font-size:13px;color:rgba(255,255,255,.6)}
.footer-contact li{display:flex;align-items:center;gap:6px;font-size:13px;color:rgba(255,255,255,.6)}
.footer-contact svg{flex-shrink:0}
.footer-copy{grid-column:1/-1;text-align:center;padding-top:20px;border-top:1px solid rgba(255,255,255,.08);margin-top:20px}
.footer-copy p{font-size:12px;color:rgba(255,255,255,.5);margin-bottom:3px}
.footer-copy a{color:rgba(255,255,255,.5)}

/* float top - FAB style */
.float-top{position:fixed;bottom:32px;right:32px;width:48px;height:48px;border-radius:50%;background:var(--primary);color:#fff;cursor:pointer;z-index:999;display:flex;align-items:center;justify-content:center;transition:all .3s;box-shadow:0 4px 12px rgba(25,118,210,.35)}
.float-top:hover{box-shadow:0 6px 20px rgba(25,118,210,.45);transform:translateY(-2px);background:var(--secondary)}

/* responsive */
@media(max-width:1100px){
.footer-grid{grid-template-columns:repeat(2,1fr);gap:28px}
.footer-copy{grid-column:1/-1}
.news-grid{grid-template-columns:repeat(2,1fr)}
.section-cats .container{grid-template-columns:1fr}
}
@media(max-width:992px){
.content-with-sidebar{grid-template-columns:1fr}
.sidebar{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.contact-info{grid-template-columns:repeat(2,1fr)}
.hero h1{font-size:32px}
.main-nav{position:fixed;top:100px;left:0;right:0;background:#fff;box-shadow:0 4px 8px rgba(0,0,0,.12);padding:16px;display:none;z-index:999}
.main-nav.active{display:block}
.main-nav ul{flex-direction:column}
.main-nav>ul>li>a{height:auto;line-height:1.4;padding:12px 0}
.main-nav ul ul{position:static;opacity:1;visibility:visible;box-shadow:none;padding-left:16px;background:transparent}
.nav-toggle{display:flex}
}
@media(max-width:768px){
.hero{padding:72px 0 56px}
.hero h1{font-size:24px}
.hero p{font-size:14px}
.section{padding:44px 0}
.section-title{font-size:20px;margin-bottom:28px}
.news-grid{grid-template-columns:1fr}
.section-cats .container{grid-template-columns:1fr}
.footer-grid{grid-template-columns:1fr;gap:20px}
.sidebar{grid-template-columns:1fr}
.contact-info{grid-template-columns:1fr}
.page-header h1{font-size:20px}
.detail-title{font-size:20px}
.footer-copy{grid-column:1}
.topbar .container{justify-content:center}
.topbar-email{display:none}
}

/* ========== 内容区样式补丁 (auto-added) ========== */

/* 段落间距 */
.article-content p,
.article-text p,
.article-body p,
.detail-body p,
.article-detail .content p,
.page-content p {
  margin-bottom: 16px;
  line-height: 1.8;
}

/* 标题样式 */
.article-content h2,
.article-text h2,
.article-body h2,
.detail-body h2,
.article-detail .content h2,
.page-content h2 {
  font-size: 22px;
  font-weight: 700;
  margin: 28px 0 14px;
  line-height: 1.4;
}

.article-content h3,
.article-text h3,
.article-body h3,
.detail-body h3,
.article-detail .content h3,
.page-content h3 {
  font-size: 18px;
  font-weight: 600;
  margin: 20px 0 10px;
  line-height: 1.4;
}

/* 列表样式 */
.article-content ul,
.article-text ul,
.article-body ul,
.detail-body ul,
.article-detail .content ul,
.page-content ul {
  list-style: disc;
  margin: 0 0 16px 24px;
}

.article-content ol,
.article-text ol,
.article-body ol,
.detail-body ol,
.article-detail .content ol,
.page-content ol {
  list-style: decimal;
  margin: 0 0 16px 24px;
}

.article-content li,
.article-text li,
.article-body li,
.detail-body li,
.article-detail .content li,
.page-content li {
  margin-bottom: 6px;
  line-height: 1.7;
}

/* 图片样式 */
.article-content img,
.article-text img,
.article-body img,
.detail-body img,
.article-detail .content img,
.page-content img {
  max-width: 100%;
  height: auto;
  border-radius: 6px;
  margin: 16px 0;
}

/* 引用块 */
.article-content blockquote,
.article-text blockquote,
.article-body blockquote,
.detail-body blockquote,
.article-detail .content blockquote,
.page-content blockquote {
  border-left: 4px solid var(--primary, #2563eb);
  padding: 12px 20px;
  margin: 16px 0;
  background: var(--bg, #f9fafb);
  font-style: italic;
}

/* 代码块 */
.article-content code,
.article-text code,
.article-body code,
.detail-body code,
.article-detail .content code,
.page-content code {
  background: var(--bg, #f3f4f6);
  padding: 2px 6px;
  border-radius: 3px;
  font-size: 0.9em;
}

.article-content pre,
.article-text pre,
.article-body pre,
.detail-body pre,
.article-detail .content pre,
.page-content pre {
  background: #1f2937;
  color: #f9fafb;
  padding: 16px;
  border-radius: 6px;
  overflow-x: auto;
  margin: 16px 0;
}

/* 表格样式 */
.article-content table,
.article-text table,
.article-body table,
.detail-body table,
.article-detail .content table,
.page-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0;
}

.article-content th,
.article-text th,
.article-body th,
.detail-body th,
.article-detail .content th,
.page-content th {
  background: var(--bg, #f3f4f6);
  padding: 10px 12px;
  text-align: left;
  font-weight: 600;
  border: 1px solid var(--border, #e5e7eb);
}

.article-content td,
.article-text td,
.article-body td,
.detail-body td,
.article-detail .content td,
.page-content td {
  padding: 10px 12px;
  border: 1px solid var(--border, #e5e7eb);
}

/* ========== 品牌标语防溢出 ========== */
.brand-tagline,
[class*="brand-tagline"] {
  max-width: 300px;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  font-size: 12px;
  color: var(--text-light, #6b7280);
  letter-spacing: 0.5px;
}

@media (max-width: 768px) {
  .brand-tagline,
  [class*="brand-tagline"] {
    max-width: 200px;
    font-size: 11px;
  }
}



/* 一级栏目 - 醒目样式 */
.sidebar-cats > li > a,
.side-nav > li > a,
.sidebar-widget .side-nav > li > a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  font-size: 15px;
  font-weight: 600;
  color: #1f2937;
  background: #f9fafb;
  border-radius: 6px;
  margin-bottom: 8px;
  border-left: 3px solid var(--primary, #2563eb);
  transition: all 0.2s;
}

.sidebar-cats > li > a:hover,
.side-nav > li > a:hover,
.sidebar-widget .side-nav > li > a:hover {
  background: var(--primary, #2563eb);
  color: #fff;
  padding-left: 18px;
}

/* 二级栏目 - 三列网格 */
.sidebar-cats > li > ul,
.sidebar-cats > li > .sidebar-subcats,
.side-nav > li > ul,
.sidebar-widget .side-nav > li > ul {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 4px 8px;
  padding: 8px 10px;
  margin: 0 0 8px 0;
  list-style: none;
}

.sidebar-cats > li > ul > li,
.sidebar-cats > li > .sidebar-subcats > li,
.side-nav > li > ul > li,
.sidebar-widget .side-nav > li > ul > li {
  margin: 0;
}

.sidebar-cats > li > ul > li > a,
.sidebar-cats > li > .sidebar-subcats > li > a,
.side-nav > li > ul > li > a,
.sidebar-widget .side-nav > li > ul > li > a {
  display: block;
  padding: 5px 8px;
  font-size: 13px;
  color: #6b7280;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  border-radius: 4px;
  transition: all 0.2s;
}

.sidebar-cats > li > ul > li > a:hover,
.sidebar-cats > li > .sidebar-subcats > li > a:hover,
.side-nav > li > ul > li > a:hover,
.sidebar-widget .side-nav > li > ul > li > a:hover {
  color: var(--primary, #2563eb);
  background: #eff6ff;
}

/* 响应式：小屏幕改为两列 */
@media (max-width: 992px) {
  .sidebar-cats > li > ul,
  .sidebar-cats > li > .sidebar-subcats,
  .side-nav > li > ul,
  .sidebar-widget .side-nav > li > ul {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .sidebar-cats > li > ul,
  .sidebar-cats > li > .sidebar-subcats,
  .side-nav > li > ul,
  .sidebar-widget .side-nav > li > ul {
    grid-template-columns: 1fr;
  }
}

/* ========== 侧栏分类优化 (auto-added) ========== */

/* 一级栏目 - 醒目样式，颜色跟随主题 */
.sidebar-cats > li > a,
.side-nav > li > a,
.sidebar-widget .side-nav > li > a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 12px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text, #1f2937);
  background: var(--bg, #f9fafb);
  border-radius: 6px;
  margin-bottom: 6px;
  border-left: 3px solid var(--primary, #2563eb);
  transition: all 0.2s;
}

.sidebar-cats > li > a:hover,
.side-nav > li > a:hover,
.sidebar-widget .side-nav > li > a:hover {
  background: var(--primary, #2563eb);
  color: #fff;
  padding-left: 16px;
}

/* 二级栏目 - 自适应布局，处理长名称 */
.sidebar-cats > li > ul,
.sidebar-cats > li > .sidebar-subcats,
.side-nav > li > ul,
.sidebar-widget .side-nav > li > ul {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 8px 10px;
  margin: 0 0 6px 0;
  list-style: none;
}

.sidebar-cats > li > ul > li,
.sidebar-cats > li > .sidebar-subcats > li,
.side-nav > li > ul > li,
.sidebar-widget .side-nav > li > ul > li {
  margin: 0;
  flex: 0 1 auto;
  min-width: 0;
}

.sidebar-cats > li > ul > li > a,
.sidebar-cats > li > .sidebar-subcats > li > a,
.side-nav > li > ul > li > a,
.sidebar-widget .side-nav > li > ul > li > a {
  display: block;
  padding: 4px 10px;
  font-size: 13px;
  color: var(--text-light, #6b7280);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 120px;
  border-radius: 4px;
  border: 1px solid var(--border, #e5e7eb);
  transition: all 0.2s;
}

.sidebar-cats > li > ul > li > a:hover,
.sidebar-cats > li > .sidebar-subcats > li > a:hover,
.side-nav > li > ul > li > a:hover,
.sidebar-widget .side-nav > li > ul > li > a:hover {
  color: var(--primary, #2563eb);
  border-color: var(--primary, #2563eb);
  background: rgba(37, 99, 235, 0.05);
}

/* 响应式 */
@media (max-width: 768px) {
  .sidebar-cats > li > ul > li > a,
  .sidebar-cats > li > .sidebar-subcats > li > a,
  .side-nav > li > ul > li > a,
  .sidebar-widget .side-nav > li > ul > li > a {
    max-width: 100px;
    font-size: 12px;
  }
}

/* ===== 悬浮客服 ===== */
.zfkf-float{position:fixed;right:20px;bottom:120px;z-index:9999;display:flex;flex-direction:column;gap:10px}
.zfkf-item{position:relative;width:46px;height:46px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;text-decoration:none;box-shadow:0 4px 14px rgba(0,0,0,.18);transition:all .25s;cursor:pointer}
.zfkf-item:hover{transform:scale(1.08);color:#fff}
.zfkf-phone{background:#2563eb}
.zfkf-wechat{background:#07c160}
.zfkf-consult{background:#f59e0b}
.zfkf-top{background:#334155}
.zfkf-tip{position:absolute;right:calc(100% + 12px);top:50%;transform:translateY(-50%);white-space:nowrap;background:rgba(0,0,0,.78);color:#fff;font-size:12px;padding:5px 10px;border-radius:6px;opacity:0;pointer-events:none;transition:opacity .2s;z-index:10001}
.zfkf-item:hover .zfkf-tip{opacity:1}
.zfkf-wechat-mask{position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:10000;display:none;align-items:center;justify-content:center}
.zfkf-wechat-mask.zfkf-show{display:flex}
.zfkf-wechat-box{background:#fff;border-radius:12px;padding:24px;text-align:center;position:relative;max-width:80vw}
.zfkf-wechat-box img{width:180px;height:180px;object-fit:contain;border:1px solid #eee;border-radius:8px}
.zfkf-wechat-noimg{width:180px;height:80px;display:flex;align-items:center;justify-content:center;background:#f6f7f9;border-radius:8px;font-size:16px;color:#07c160;font-weight:600}
.zfkf-wechat-box p{margin:12px 0 0;font-size:14px;color:#333}
.zfkf-wechat-close{position:absolute;top:8px;right:12px;font-size:22px;color:#666;cursor:pointer;line-height:1}
@media (max-width:768px){.zfkf-float{right:10px;bottom:100px}.zfkf-item{width:42px;height:42px}.zfkf-tip{display:none}}
.main-content { min-width: 0; }
.contact-page { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; align-items: start; }
.hero-carousel { position: relative; overflow: hidden; min-height: 520px; }
.hero-slide { position: absolute; inset: 0; opacity: 0; transition: opacity .6s; display: flex; align-items: center; }
.hero-slide.active { opacity: 1; position: relative; }
.hero-text { max-width: 640px; padding: 80px 0; }
.hero-tag { display: inline-block; padding: 4px 12px; background: var(--primary); color: #fff; border-radius: 999px; font-size: 12px; margin-bottom: 12px; }
.hero-text h1 { font-size: 40px; font-weight: 800; color: #fff; margin-bottom: 12px; }
.hero-text p { color: rgba(255,255,255,.85); font-size: 16px; margin-bottom: 20px; line-height: 1.7; }
.hero-btns { display: flex; gap: 12px; flex-wrap: wrap; }
.hero-btns .btn { color: #fff; border-color: rgba(255,255,255,.6); }
.hero-btns .btn-primary { background: #fff; color: var(--primary); border-color: #fff; }
.hero-prev, .hero-next { position: absolute; top: 50%; transform: translateY(-50%); width: 40px; height: 40px; border-radius: 50%; background: rgba(0,0,0,.4); color: #fff; border: none; cursor: pointer; z-index: 10; font-size: 18px; }
.hero-prev { left: 16px; }
.hero-next { right: 16px; }
.hero-dots { position: absolute; bottom: 16px; left: 50%; transform: translateX(-50%); display: flex; gap: 8px; z-index: 10; }
.hero-dot { width: 10px; height: 10px; border-radius: 50%; background: rgba(0,0,0,.3); cursor: pointer; }
.hero-dot.active { background: var(--primary); }
.cats-header { margin-bottom: 24px; }
.cats-wrap { display: grid; gap: 24px; }
.cat-block { background: #fff; border: 1px solid var(--border, #e5e7eb); border-radius: 8px; padding: 24px; display: flex; flex-direction: column; gap: 16px; }
.cat-main { display: flex; flex-direction: column; align-items: flex-start; gap: 8px; }
.cat-main a { display: flex; flex-direction: column; align-items: flex-start; gap: 8px; text-decoration: none; }
.cat-icon { font-size: 32px; }
.cat-name, .cat-name a { font-size: 17px; font-weight: 600; color: var(--text, #1e293b); }
.cat-subs { display: flex; flex-wrap: wrap; gap: 8px; padding: 0; margin: 0; border-top: 1px solid var(--border, #e5e7eb); padding-top: 12px; }
.cat-subs a { display: inline-block; padding: 4px 12px; font-size: 13px; color: var(--text-light, #6b7280); border: 1px solid var(--border, #e5e7eb); border-radius: 4px; text-decoration: none; transition: all 0.2s; white-space: nowrap; }
.cat-subs a:hover { color: var(--primary, #2563eb); border-color: var(--primary, #2563eb); background: rgba(37,99,235,0.04); }
.cats-wrap { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
@media (max-width: 768px) { .contact-page, .cats-wrap { grid-template-columns: 1fr; } .hero-text { padding: 48px 0; } }
.section-news { background: var(--bg-alt, #f9fafb); }
.cta-content { text-align: center; max-width: 640px; margin: 0 auto; }
.page-breadcrumb { padding: 16px 0; font-size: 14px; }