:root {--primary:#1e40af;--secondary:#1d4ed8;--accent:#3b82f6;--bg:#f8fafc;--text:#1e293b;--gray:#64748b;--radius:8px;--white:#fff;--dark:#0f172a;--max-w:1200px;
  --text-light: #94a3b8;
;}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.6;min-height:100vh}
.container{max-width:var(--max-w);margin:0 auto;padding:0 20px}

/* === Header === */
.site-header{background:rgba(255,255,255,.9);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);box-shadow:0 1px 3px rgba(0,0,0,.06);position:sticky;top:0;z-index:100}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:60px}
.logo{font-size:20px;font-weight:700;background:linear-gradient(135deg,var(--primary),var(--secondary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;text-decoration:none;white-space:nowrap}
.main-nav ul{list-style:none;display:flex;gap:0}
.main-nav>ul>li{position:relative}
.main-nav>ul>li>a{display:block;padding:8px 14px;color:var(--text);text-decoration:none;font-size:14px;font-weight:500;transition:color .2s;white-space:nowrap}
.main-nav>ul>li>a:hover{background:linear-gradient(135deg,var(--primary),var(--secondary));-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.main-nav .submenu{display:none;position:absolute;top:100%;left:0;background:var(--white);box-shadow:0 8px 25px rgba(0,0,0,.1);border-radius:var(--radius);min-width:150px;padding:8px 0;list-style:none}
.main-nav>ul>li:hover>.submenu{display:block}
.submenu a{display:block;padding:8px 16px;color:var(--text);text-decoration:none;font-size:13px;white-space:nowrap}
.submenu a:hover{background:linear-gradient(135deg,#fdf2f8,#faf5ff);color:var(--primary)}
.header-actions{display:flex;align-items:center}
.search-btn{background:none;border:none;font-size:20px;cursor:pointer;padding:8px;color:var(--text)}
.search-btn:hover{color:var(--primary)}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:4px}
.nav-toggle span{display:block;width:24px;height:2px;background:var(--text);border-radius:2px;transition:.3s}
@media(max-width:768px){
  .nav-toggle{display:flex}
  .main-nav{display:none;position:absolute;top:60px;left:0;right:0;background:var(--white);box-shadow:0 4px 12px rgba(0,0,0,.1);padding:8px 0}
  .main-nav.active{display:block}
  .main-nav ul{flex-direction:column}
  .main-nav>ul>li>a{padding:10px 20px}
  .main-nav .submenu{position:static;box-shadow:none;padding-left:20px}
}

/* === Buttons === */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 28px;font-size:15px;font-weight:600;border:2px solid transparent;border-radius:var(--radius);cursor:pointer;text-decoration:none;transition:all .25s;line-height:1.4}
.btn-primary{background:var(--primary);color:#fff;border-color:var(--primary)}
.btn-primary:hover{background:var(--secondary);border-color:var(--secondary);transform:translateY(-2px);box-shadow:0 4px 16px rgba(30,64,175,.2)}
.btn-outline{background:transparent;color:var(--primary);border-color:var(--primary)}
.btn-outline:hover{background:var(--primary);color:#fff}
.btn-outline-white{background:transparent;color:#fff;border-color:rgba(255,255,255,.5)}
.btn-outline-white:hover{background:rgba(255,255,255,.15);border-color:#fff}
.btn-white{background:#fff;color:var(--primary);border-color:#fff}
.btn-white:hover{background:#f1f5f9}

/* === Hero Carousel === */
.hero-carousel{position:relative;background:linear-gradient(135deg,#1e40af 0%,#1d4ed8 50%,#2563eb 100%);color:#fff;padding:72px 0 56px;overflow:hidden}
.hero-carousel::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse at 20% 50%,rgba(255,255,255,.08) 0%,transparent 60%),radial-gradient(ellipse at 80% 30%,rgba(255,255,255,.05) 0%,transparent 50%);pointer-events:none}
.hero-carousel .container{position:relative;z-index:1}
.carousel-viewport{position:relative}
.carousel-track{position:relative;min-height:340px}
.carousel-slide{position:absolute;inset:0;opacity:0;visibility:hidden;transition:opacity .6s ease,visibility .6s ease}
.carousel-slide.active{position:relative;opacity:1;visibility:visible}
.slide-header{text-align:center;margin-bottom:40px}
.slide-badge{display:inline-block;padding:4px 16px;background:rgba(255,255,255,.15);border-radius:20px;font-size:13px;font-weight:500;margin-bottom:16px}
.slide-header h2{font-size:38px;font-weight:800;line-height:1.2;margin-bottom:14px;color:#fff}
.slide-header p{font-size:17px;opacity:.9;max-width:640px;margin:0 auto 24px;line-height:1.6}
.slide-actions{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.slide-columns{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.slide-col{text-align:center;padding:24px 16px;background:rgba(255,255,255,.08);border-radius:var(--radius);transition:background .25s}
.slide-col:hover{background:rgba(255,255,255,.14)}
.col-icon{width:52px;height:52px;margin:0 auto 14px;display:flex;align-items:center;justify-content:center;background:rgba(255,255,255,.15);border-radius:50%}
.col-icon svg{width:26px;height:26px}
.slide-col h3{font-size:16px;font-weight:700;margin-bottom:8px;color:#fff}
.slide-col p{font-size:13px;opacity:.8;line-height:1.5;color:#fff;margin:0}

/* Carousel Arrows */
.carousel-arrow{position:absolute;top:50%;transform:translateY(-50%);width:40px;height:40px;border-radius:50%;border:2px solid rgba(255,255,255,.3);background:rgba(255,255,255,.1);color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .25s;z-index:5;backdrop-filter:blur(4px)}
.carousel-arrow:hover{background:rgba(255,255,255,.25);border-color:rgba(255,255,255,.6)}
.carousel-prev{left:-50px}
.carousel-next{right:-50px}

/* Carousel Dots */
.carousel-dots{display:flex;justify-content:center;gap:10px;margin-top:32px}
.dot{width:10px;height:10px;border-radius:50%;border:2px solid rgba(255,255,255,.4);background:transparent;cursor:pointer;transition:all .25s;padding:0}
.dot.active{background:#fff;border-color:#fff}
.dot:hover{border-color:#fff}

/* === Section Styles === */
.section-white{padding:64px 0;background:var(--white)}
.section-gradient-divider{padding:64px 0;background:#f1f5f9}
.section-title{font-size:26px;font-weight:700;text-align:center;margin-bottom:36px;color:var(--primary)}

/* === Services Grid === */
.services-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.white-card{background:var(--white);padding:24px;border:1px solid #e2e8f0;border-radius:var(--radius);transition:all .25s;text-decoration:none;color:var(--text);display:block}
.white-card:hover{transform:translateY(-4px);border-color:var(--accent);box-shadow:0 8px 24px rgba(30,64,175,.1)}
.white-card h3{font-size:16px;font-weight:700;margin-bottom:8px}
.white-card p{font-size:13px;color:var(--gray);line-height:1.5}
.white-card .meta{font-size:12px;color:var(--gray);display:flex;gap:12px;margin-bottom:8px}

/* === Category Grid === */
.category-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}

/* === News Grid === */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}

/* === CTA === */
.cta-gradient{background:linear-gradient(135deg,var(--primary),var(--secondary));color:#fff;text-align:center;padding:60px 20px}
.cta-gradient h2{font-size:28px;font-weight:700;margin-bottom:12px;color:#fff}
.cta-gradient p{font-size:16px;opacity:.9;margin-bottom:28px}
.cta-gradient .btn-primary{background:#fff;color:var(--primary);border-color:#fff}
.cta-gradient .btn-primary:hover{background:#f1f5f9}

/* === Footer === */
.footer{background:var(--dark);color:rgba(255,255,255,.5);padding:48px 0 0}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:32px;padding-bottom:32px;border-bottom:1px solid rgba(255,255,255,.1)}
.footer-col h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:14px}
.footer-col ul{list-style:none}
.footer-col li{margin-bottom:8px}
.footer-col a{color:rgba(255,255,255,.5);font-size:14px;transition:color .25s;text-decoration:none}
.footer-col a:hover{color:#fff}
.footer-col p{font-size:14px;line-height:1.7}
.footer-bottom{text-align:center;padding:16px 0;font-size:13px}

/* === Page / Article === */
.page-header{background:var(--white);padding:28px 0;border-bottom:1px solid #e2e8f0}
.page-header h1{font-size:26px;color:var(--text)}
.breadcrumb{padding:10px 0;font-size:13px;color:var(--gray)}
.breadcrumb a{color:var(--gray);text-decoration:none}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb .sep{margin:0 6px;color:var(--gray)}
.content-with-sidebar{display:flex;gap:30px}
.main-content{flex:1;min-width:0}
.sidebar{width:280px;flex-shrink:0}
.widget{background:var(--white);padding:20px;margin-bottom:20px;border:1px solid #e2e8f0;border-radius:var(--radius)}
.widget h4{font-size:15px;font-weight:700;margin-bottom:12px;padding-bottom:8px;border-bottom:2px solid var(--primary);color:var(--text)}
.side-nav{list-style:none}
.side-nav li{margin-bottom:6px}
.side-nav a{color:var(--text);text-decoration:none;font-size:14px}
.side-nav a:hover{color:var(--primary)}
.side-nav ul{padding-left:16px;margin-top:4px;list-style:none}
.article-list{display:flex;flex-direction:column;gap:16px}
.article-item{background:var(--white);padding:20px 24px;border:1px solid #e2e8f0;border-radius:var(--radius);transition:all .25s}
.article-item:hover{border-color:var(--accent);box-shadow:0 4px 12px rgba(30,64,175,.06)}
.article-item h2{font-size:18px;margin-bottom:6px}
.article-item h2 a{color:var(--text);text-decoration:none}
.article-item h2 a:hover{color:var(--primary)}
.article-item .meta{font-size:12px;color:var(--gray);margin-bottom:8px;display:flex;gap:12px}
.article-item p{font-size:14px;color:var(--gray);margin-bottom:0;line-height:1.6}
.more{color:var(--primary);text-decoration:none;font-size:13px;font-weight:500}
.pagination{display:flex;justify-content:center;gap:6px;margin-top:28px}
.pagination a{padding:6px 14px;background:var(--white);border:1px solid #e2e8f0;border-radius:var(--radius);text-decoration:none;color:var(--text);font-size:13px;font-weight:500;transition:all .2s}
.pagination a.active{background:linear-gradient(135deg,var(--primary),var(--secondary));color:var(--white);border-color:transparent}

/* === Responsive === */
@media(max-width:992px){
  .slide-columns{grid-template-columns:repeat(2,1fr)}
  .services-grid{grid-template-columns:repeat(2,1fr)}
  .category-grid{grid-template-columns:repeat(2,1fr)}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .content-with-sidebar{flex-direction:column}
  .sidebar{width:100%}
  .footer-grid{grid-template-columns:repeat(2,1fr)}
  .carousel-prev{left:-20px}
  .carousel-next{right:-20px}
}
@media(max-width:768px){
  .slide-columns{grid-template-columns:1fr}
  .slide-header h2{font-size:26px}
  .slide-actions{flex-direction:column;align-items:center}
  .services-grid,.category-grid,.news-grid{grid-template-columns:1fr}
  .section-title{font-size:22px}
  .hero-carousel{padding:48px 0 40px}
  .carousel-arrow{display:none}
  .footer-grid{grid-template-columns:1fr}
  .cta-gradient{padding:40px 20px}
  .cta-gradient h2{font-size:22px}
}


/* ========== 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;
  }
}