/* roulang page: index */
:root {
            --c-primary: #1e3a8a;
            --c-primary-dark: #172554;
            --c-primary-light: #2563eb;
            --c-accent: #0284c7;
            --c-text-main: #0f172a;
            --c-text-muted: #64748b;
            --c-border: #e2e8f0;
            --c-bg: #ffffff;
            --c-bg-subtle: #f8fafc;
            --c-bg-card: #f1f5f9;
            --c-tag-bg: #0f172a;
            --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
        }

        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        body {
            font-family: var(--font-family);
            background-color: var(--c-bg);
            color: var(--c-text-main);
            line-height: 1.5;
            -webkit-font-smoothing: antialiased;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease, opacity 0.2s ease;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        .container {
            width: 100%;
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* 顶部通栏条 */
        .site-topbar {
            background-color: #0f172a;
            color: #94a3b8;
            font-size: 12px;
            height: 32px;
            border-bottom: 1px solid #1e293b;
        }
        .site-topbar .container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            height: 100%;
        }

        /* 主导航条 */
        .site-header {
            background: #ffffff;
            border-bottom: 1px solid var(--c-border);
            position: sticky;
            top: 0;
            z-index: 100;
        }
        .header-main {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 0;
        }
        .brand-logo {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .logo-symbol {
            width: 36px;
            height: 36px;
            background: var(--c-primary);
            color: #fff;
            border-radius: 6px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 20px;
        }
        .logo-text-group h1 {
            font-size: 20px;
            font-weight: 800;
            letter-spacing: -0.5px;
            color: var(--c-primary);
            line-height: 1.1;
        }
        .logo-text-group .brand-sub {
            font-size: 11px;
            color: var(--c-text-muted);
            letter-spacing: 1px;
            text-transform: uppercase;
        }
        .header-search {
            display: flex;
            align-items: center;
            background: var(--c-bg-subtle);
            border: 1px solid var(--c-border);
            border-radius: 4px;
            padding: 6px 14px;
            width: 320px;
            gap: 8px;
        }
        .header-search input {
            border: none;
            background: transparent;
            font-size: 13px;
            outline: none;
            width: 100%;
            color: var(--c-text-main);
        }
        .header-search-icon {
            font-size: 14px;
            color: var(--c-text-muted);
        }

        .header-nav-bar {
            display: flex;
            justify-content: space-between;
            align-items: center;
            border-top: 1px solid #f1f5f9;
            padding: 10px 0;
            font-size: 14px;
            font-weight: 500;
        }
        .main-menu {
            display: flex;
            gap: 32px;
            list-style: none;
        }
        .main-menu a {
            padding: 4px 0;
            position: relative;
        }
        .main-menu a.active, .main-menu a:hover {
            color: var(--c-primary-light);
        }
        .main-menu a.active::after {
            content: "";
            position: absolute;
            bottom: -10px;
            left: 0;
            right: 0;
            height: 2px;
            background: var(--c-primary-light);
        }
        .nav-right-link {
            font-size: 13px;
            color: var(--c-text-muted);
            display: flex;
            align-items: center;
            gap: 4px;
        }

        /* 顶部聚合标签条 */
        .section-hub-bar {
            padding: 24px 0 16px;
            background: #fff;
        }
        .hub-bar-wrapper {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-bottom: 24px;
        }
        .hub-badge {
            background: #0f172a;
            color: #ffffff;
            font-size: 13px;
            font-weight: 600;
            padding: 6px 12px;
            border-radius: 2px;
            white-space: nowrap;
        }
        .hub-title-desc {
            font-size: 13px;
            color: var(--c-text-muted);
        }

        /* 快捷入口网格 (4格) */
        .portal-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            border: 1px solid var(--c-border);
            border-radius: 4px;
            overflow: hidden;
        }
        .portal-card {
            padding: 16px 20px;
            border-right: 1px solid var(--c-border);
            background: #fff;
            display: flex;
            justify-content: space-between;
            align-items: center;
            transition: background-color 0.2s;
        }
        .portal-card:last-child {
            border-right: none;
        }
        .portal-card:hover {
            background-color: var(--c-bg-subtle);
        }
        .portal-card.card-featured {
            background-color: var(--c-primary-light);
            color: #ffffff;
        }
        .portal-card.card-featured .portal-sub, 
        .portal-card.card-featured .portal-num {
            color: rgba(255,255,255,0.8);
        }
        .portal-num {
            font-size: 12px;
            font-weight: 700;
            color: var(--c-text-muted);
            margin-right: 8px;
        }
        .portal-title {
            font-size: 15px;
            font-weight: 700;
            line-height: 1.2;
            margin-bottom: 4px;
        }
        .portal-sub {
            font-size: 12px;
            color: var(--c-text-muted);
        }
        .portal-icon {
            font-size: 16px;
        }

        /* 双主栏核心模块 (股票资讯 / 融资杠杆) */
        .main-column-section {
            padding: 24px 0 48px;
            border-bottom: 1px solid var(--c-border);
        }
        .dual-columns {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
        }
        .col-block-header {
            margin-bottom: 20px;
        }
        .col-title-bar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            border-left: 3px solid var(--c-primary-light);
            padding-left: 10px;
            margin-bottom: 6px;
        }
        .col-heading {
            font-size: 18px;
            font-weight: 700;
            color: var(--c-text-main);
        }
        .col-arrow {
            font-size: 14px;
            color: var(--c-text-muted);
        }
        .col-summary {
            font-size: 12px;
            color: var(--c-text-muted);
            padding-left: 13px;
        }

        /* 主推大图卡片 */
        .featured-hero-card {
            position: relative;
            height: 280px;
            border-radius: 4px;
            overflow: hidden;
            margin-bottom: 24px;
            background-color: #0f172a;
            display: flex;
            flex-direction: column;
            justify-content: flex-end;
            padding: 24px;
            color: #ffffff;
        }
        .featured-hero-bg {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: 0.45;
            transition: transform 0.4s ease;
        }
        .featured-hero-card:hover .featured-hero-bg {
            transform: scale(1.03);
        }
        .featured-hero-content {
            position: relative;
            z-index: 2;
        }
        .featured-hero-content h3 {
            font-size: 22px;
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: 20px;
            text-shadow: 0 1px 3px rgba(0,0,0,0.6);
        }
        .hero-controls {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 12px;
            color: rgba(255,255,255,0.7);
            border-top: 1px solid rgba(255,255,255,0.2);
            padding-top: 12px;
        }
        .hero-arrows {
            display: flex;
            gap: 12px;
            cursor: pointer;
        }

        /* 新闻列表项 */
        .news-item-list {
            list-style: none;
            display: flex;
            flex-direction: column;
        }
        .news-item {
            padding: 14px 0;
            border-bottom: 1px solid #f1f5f9;
            display: flex;
            flex-direction: column;
            gap: 4px;
        }
        .news-item:last-child {
            border-bottom: none;
        }
        .news-item a {
            font-size: 15px;
            font-weight: 600;
            color: var(--c-text-main);
            line-height: 1.4;
        }
        .news-item a:hover {
            color: var(--c-primary-light);
        }
        .news-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 12px;
            color: var(--c-text-muted);
            margin-top: 2px;
        }

        .view-more-row {
            margin-top: 16px;
            padding-top: 14px;
            border-top: 1px solid var(--c-border);
        }
        .view-more-row a {
            font-size: 13px;
            font-weight: 600;
            color: var(--c-text-muted);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .view-more-row a:hover {
            color: var(--c-primary-light);
        }

        /* 专题安全核验专区 (3列卡片体系) */
        .section-audit-matrix {
            padding: 48px 0;
            background-color: var(--c-bg-subtle);
            border-bottom: 1px solid var(--c-border);
        }
        .section-header-title {
            margin-bottom: 28px;
        }
        .section-header-title h2 {
            font-size: 20px;
            font-weight: 800;
            color: var(--c-text-main);
            letter-spacing: -0.3px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .section-header-title h2::before {
            content: "";
            display: inline-block;
            width: 4px;
            height: 18px;
            background: var(--c-primary-light);
        }
        .section-header-title p {
            font-size: 13px;
            color: var(--c-text-muted);
            margin-top: 4px;
        }
        .audit-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .audit-card {
            background: #ffffff;
            border: 1px solid var(--c-border);
            border-radius: 4px;
            padding: 24px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }
        .audit-card-tag {
            font-size: 11px;
            font-weight: 700;
            text-transform: uppercase;
            color: var(--c-primary-light);
            margin-bottom: 8px;
        }
        .audit-card h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--c-text-main);
            margin-bottom: 10px;
            line-height: 1.4;
        }
        .audit-card p {
            font-size: 13px;
            color: var(--c-text-muted);
            line-height: 1.6;
            margin-bottom: 16px;
        }
        .audit-card-footer {
            font-size: 12px;
            font-weight: 600;
            color: var(--c-text-muted);
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 12px;
            border-top: 1px solid #f1f5f9;
        }

        /* 风险问答与深度评测 FAQ */
        .section-faq {
            padding: 48px 0;
            border-bottom: 1px solid var(--c-border);
        }
        .faq-accordion {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }
        .faq-item {
            background: #ffffff;
            border: 1px solid var(--c-border);
            border-radius: 4px;
            padding: 20px;
        }
        .faq-item h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--c-primary-dark);
            margin-bottom: 8px;
        }
        .faq-item p {
            font-size: 13px;
            color: #475569;
            line-height: 1.6;
        }

        /* 页脚区域 */
        .site-footer {
            background: #ffffff;
            padding: 48px 0 24px;
            border-top: 1px solid var(--c-border);
        }
        .footer-layout {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 48px;
            margin-bottom: 40px;
        }
        .footer-brand .brand-logo {
            margin-bottom: 12px;
        }
        .footer-brand p {
            font-size: 13px;
            color: var(--c-text-muted);
            line-height: 1.6;
            max-width: 380px;
        }
        .footer-links h5 {
            font-size: 13px;
            font-weight: 700;
            color: var(--c-text-muted);
            margin-bottom: 14px;
            text-transform: uppercase;
        }
        .footer-links ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-links a {
            font-size: 13px;
            color: #334155;
        }
        .footer-links a:hover {
            color: var(--c-primary-light);
        }
        .footer-bottom {
            padding-top: 24px;
            border-top: 1px solid #f1f5f9;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 12px;
            color: #94a3b8;
        }

        /* 响应式样式适配 */
        @media (max-width: 1024px) {
            .dual-columns {
                gap: 24px;
            }
            .audit-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .portal-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .portal-card:nth-child(2) {
                border-right: none;
            }
            .portal-card:nth-child(-n+2) {
                border-bottom: 1px solid var(--c-border);
            }
        }

        @media (max-width: 768px) {
            .site-topbar {
                display: none;
            }
            .header-main {
                flex-direction: column;
                align-items: flex-start;
                gap: 16px;
            }
            .header-search {
                width: 100%;
            }
            .header-nav-bar {
                overflow-x: auto;
                white-space: nowrap;
                padding-bottom: 8px;
            }
            .main-menu {
                gap: 20px;
            }
            .nav-right-link {
                display: none;
            }
            .dual-columns {
                grid-template-columns: 1fr;
            }
            .featured-hero-card {
                height: 220px;
            }
            .audit-grid {
                grid-template-columns: 1fr;
            }
            .faq-accordion {
                grid-template-columns: 1fr;
            }
            .footer-layout {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-bottom {
                flex-direction: column;
                gap: 8px;
                text-align: center;
            }
        }

        @media (max-width: 520px) {
            .portal-grid {
                grid-template-columns: 1fr;
            }
            .portal-card {
                border-right: none;
                border-bottom: 1px solid var(--c-border);
            }
            .portal-card:last-child {
                border-bottom: none;
            }
        }

/* roulang page: article */
:root {
  --c-primary: #1e3a8a;
  --c-primary-dark: #172554;
  --c-primary-light: #2563eb;
  --c-accent: #0284c7;
  --c-text-main: #0f172a;
  --c-text-muted: #64748b;
  --c-border: #e2e8f0;
  --c-bg: #ffffff;
  --c-bg-subtle: #f8fafc;
  --c-bg-card: #f1f5f9;
  --c-tag-bg: #0f172a;
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
body {
  font-family: var(--font-family);
  background-color: var(--c-bg);
  color: var(--c-text-main);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s ease, opacity 0.2s ease;
}
img {
  max-width: 100%;
  height: auto;
  display: block;
}
.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}
.site-topbar {
  background-color: #0f172a;
  color: #94a3b8;
  font-size: 12px;
  height: 32px;
  border-bottom: 1px solid #1e293b;
}
.site-topbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 100%;
}
.site-header {
  background: #ffffff;
  border-bottom: 1px solid var(--c-border);
  position: sticky;
  top: 0;
  z-index: 100;
}
.header-main {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
}
.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}
.logo-symbol {
  width: 36px;
  height: 36px;
  background: var(--c-primary);
  color: #fff;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 20px;
}
.logo-text-group h1 {
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.5px;
  color: var(--c-primary);
  line-height: 1.1;
}
.logo-text-group .brand-sub {
  font-size: 11px;
  color: var(--c-text-muted);
  letter-spacing: 1px;
  text-transform: uppercase;
}
.header-search {
  display: flex;
  align-items: center;
  background: var(--c-bg-subtle);
  border: 1px solid var(--c-border);
  border-radius: 4px;
  padding: 6px 14px;
  width: 320px;
  gap: 8px;
}
.header-search input {
  border: none;
  background: transparent;
  font-size: 13px;
  outline: none;
  width: 100%;
  color: var(--c-text-main);
}
.header-search-icon {
  font-size: 14px;
  color: var(--c-text-muted);
}
.header-nav-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid #f1f5f9;
  padding: 10px 0;
  font-size: 14px;
  font-weight: 500;
}
.main-menu {
  display: flex;
  gap: 32px;
  list-style: none;
}
.main-menu a {
  padding: 4px 0;
  position: relative;
}
.main-menu a.active, .main-menu a:hover {
  color: var(--c-primary-light);
}
.main-menu a.active::after {
  content: "";
  position: absolute;
  bottom: -10px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--c-primary-light);
}
.nav-right-link {
  font-size: 13px;
  color: var(--c-text-muted);
  display: flex;
  align-items: center;
  gap: 4px;
}

/* 详情页专属样式 */
.article-breadcrumbs {
  padding: 16px 0;
  font-size: 13px;
  color: var(--c-text-muted);
  border-bottom: 1px solid var(--c-border);
  display: flex;
  align-items: center;
  gap: 8px;
}
.article-breadcrumbs a:hover {
  color: var(--c-primary);
}
.article-layout {
  display: grid;
  grid-template-columns: minmax(0, 840px) 340px;
  gap: 48px;
  padding: 36px 0 64px;
}
.article-header {
  margin-bottom: 28px;
  border-bottom: 1px solid var(--c-border);
  padding-bottom: 20px;
}
.article-category-badge {
  display: inline-block;
  background: var(--c-bg-card);
  color: var(--c-primary);
  font-size: 12px;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 2px;
  margin-bottom: 14px;
  border-left: 3px solid var(--c-primary);
}
.article-main-title {
  font-size: 30px;
  font-weight: 800;
  line-height: 1.35;
  color: #0f172a;
  letter-spacing: -0.5px;
  margin-bottom: 16px;
}
.article-meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  font-size: 13px;
  color: var(--c-text-muted);
  align-items: center;
}
.article-meta-item {
  display: flex;
  align-items: center;
  gap: 6px;
}
.article-callout {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-left: 4px solid var(--c-primary);
  padding: 18px 20px;
  border-radius: 4px;
  margin-bottom: 32px;
  font-size: 14px;
  line-height: 1.7;
  color: #334155;
}
.article-callout-title {
  font-weight: 700;
  color: var(--c-primary-dark);
  margin-bottom: 6px;
  font-size: 15px;
}
.article-body {
  font-size: 16px;
  line-height: 1.85;
  color: #1e293b;
  word-break: break-word;
}
.article-body p {
  margin-bottom: 22px;
}
.article-body h2 {
  font-size: 22px;
  font-weight: 700;
  margin: 36px 0 16px;
  color: #0f172a;
  border-left: 4px solid var(--c-accent);
  padding-left: 12px;
}
.article-body h3 {
  font-size: 18px;
  font-weight: 700;
  margin: 28px 0 12px;
  color: #1e293b;
}
.article-body ul, .article-body ol {
  margin: 0 0 24px 24px;
}
.article-body li {
  margin-bottom: 8px;
}
.article-body blockquote {
  background: var(--c-bg-subtle);
  border-left: 4px solid var(--c-primary);
  padding: 14px 18px;
  margin: 24px 0;
  color: #475569;
  font-style: italic;
}
.article-tag-section {
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid var(--c-border);
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
}
.tag-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--c-text-muted);
}
.tag-item {
  font-size: 12px;
  background: var(--c-bg-card);
  padding: 4px 10px;
  border-radius: 4px;
  color: var(--c-text-main);
}
.sidebar-panel {
  display: flex;
  flex-direction: column;
  gap: 32px;
}
.sidebar-block {
  border: 1px solid var(--c-border);
  background: #ffffff;
  padding: 24px;
}
.sidebar-block-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--c-text-main);
  padding-bottom: 12px;
  border-bottom: 2px solid var(--c-primary);
  margin-bottom: 18px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.sidebar-audit-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.sidebar-audit-item {
  border-bottom: 1px dashed var(--c-border);
  padding-bottom: 12px;
}
.sidebar-audit-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}
.sidebar-audit-item h4 {
  font-size: 14px;
  font-weight: 600;
  line-height: 1.4;
  margin-bottom: 4px;
}
.sidebar-audit-item p {
  font-size: 12px;
  color: var(--c-text-muted);
  line-height: 1.5;
}
.sidebar-promo-card {
  background: #0f172a;
  color: #ffffff;
  padding: 24px;
  border-radius: 4px;
}
.sidebar-promo-card h4 {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 10px;
}
.sidebar-promo-card p {
  font-size: 13px;
  color: #94a3b8;
  line-height: 1.6;
  margin-bottom: 18px;
}
.btn-sidebar-check {
  display: block;
  text-align: center;
  background: var(--c-primary-light);
  color: #ffffff;
  padding: 10px 16px;
  font-size: 13px;
  font-weight: 600;
  border-radius: 4px;
}
.btn-sidebar-check:hover {
  background: #1d4ed8;
}

/* 底部区域 */
.site-footer {
  background: #f8fafc;
  border-top: 1px solid var(--c-border);
  padding: 48px 0 24px;
  margin-top: 48px;
}
.footer-layout {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 36px;
}
.footer-brand p {
  margin-top: 14px;
  font-size: 13px;
  color: var(--c-text-muted);
  line-height: 1.6;
  max-width: 440px;
}
.footer-links h5 {
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--c-text-main);
}
.footer-links ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-links a {
  font-size: 13px;
  color: var(--c-text-muted);
}
.footer-links a:hover {
  color: var(--c-primary-light);
}
.footer-bottom {
  border-top: 1px solid var(--c-border);
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  color: #94a3b8;
  flex-wrap: wrap;
  gap: 12px;
}

/* 移动端响应式 */
@media (max-width: 1024px) {
  .article-layout {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .header-search {
    width: 220px;
  }
}
@media (max-width: 768px) {
  .header-main {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
  .header-search {
    width: 100%;
  }
  .header-nav-bar {
    overflow-x: auto;
    white-space: nowrap;
    padding-bottom: 8px;
  }
  .main-menu {
    gap: 20px;
  }
  .nav-right-link {
    display: none;
  }
  .footer-layout {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .article-main-title {
    font-size: 24px;
  }
}
@media (max-width: 520px) {
  .container {
    padding: 0 16px;
  }
  .article-meta-row {
    gap: 12px;
  }
  .article-main-title {
    font-size: 20px;
  }
}

/* roulang page: category1 */
:root {
  --c-primary: #1e3a8a;
  --c-primary-dark: #172554;
  --c-primary-light: #2563eb;
  --c-accent: #0284c7;
  --c-text-main: #0f172a;
  --c-text-muted: #64748b;
  --c-border: #e2e8f0;
  --c-bg: #ffffff;
  --c-bg-subtle: #f8fafc;
  --c-bg-card: #f1f5f9;
  --c-tag-bg: #0f172a;
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
body {
  font-family: var(--font-family);
  background-color: var(--c-bg);
  color: var(--c-text-main);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s ease, opacity 0.2s ease;
}
img {
  max-width: 100%;
  height: auto;
  display: block;
}
.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}
.site-topbar {
  background-color: #0f172a;
  color: #94a3b8;
  font-size: 12px;
  height: 32px;
  border-bottom: 1px solid #1e293b;
}
.site-topbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 100%;
}
.site-header {
  background: #ffffff;
  border-bottom: 1px solid var(--c-border);
  position: sticky;
  top: 0;
  z-index: 100;
}
.header-main {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
}
.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}
.logo-symbol {
  width: 36px;
  height: 36px;
  background: var(--c-primary);
  color: #fff;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 20px;
}
.logo-text-group h1 {
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.5px;
  color: var(--c-primary);
  line-height: 1.1;
}
.logo-text-group .brand-sub {
  font-size: 11px;
  color: var(--c-text-muted);
  letter-spacing: 1px;
  text-transform: uppercase;
}
.header-search {
  display: flex;
  align-items: center;
  background: var(--c-bg-subtle);
  border: 1px solid var(--c-border);
  border-radius: 4px;
  padding: 6px 14px;
  width: 320px;
  gap: 8px;
}
.header-search input {
  border: none;
  background: transparent;
  font-size: 13px;
  outline: none;
  width: 100%;
  color: var(--c-text-main);
}
.header-search-icon {
  font-size: 14px;
  color: var(--c-text-muted);
}
.header-nav-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid #f1f5f9;
  padding: 10px 0;
  font-size: 14px;
  font-weight: 500;
}
.main-menu {
  display: flex;
  gap: 32px;
  list-style: none;
}
.main-menu a {
  padding: 4px 0;
  position: relative;
}
.main-menu a.active, .main-menu a:hover {
  color: var(--c-primary-light);
}
.main-menu a.active::after {
  content: "";
  position: absolute;
  bottom: -10px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--c-primary-light);
}
.nav-right-link {
  font-size: 13px;
  color: var(--c-text-muted);
  display: flex;
  align-items: center;
  gap: 4px;
}

/* 分类页特有 Hero 标头 */
.category-hero {
  background: linear-gradient(180deg, #f8fafc 0%, #ffffff 100%);
  border-bottom: 1px solid var(--c-border);
  padding: 40px 0 32px;
}
.breadcrumb-trail {
  font-size: 13px;
  color: var(--c-text-muted);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.breadcrumb-trail a:hover {
  color: var(--c-primary-light);
}
.category-hero-header {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 40px;
  align-items: center;
}
.category-hero-header h2 {
  font-size: 28px;
  font-weight: 800;
  color: var(--c-primary-dark);
  line-height: 1.3;
  margin-bottom: 12px;
}
.category-hero-header p {
  font-size: 15px;
  color: var(--c-text-muted);
  line-height: 1.7;
}
.hero-stats-box {
  background: #ffffff;
  border: 1px solid var(--c-border);
  border-radius: 8px;
  padding: 20px 24px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.04);
}
.stat-item {
  display: flex;
  flex-direction: column;
}
.stat-val {
  font-size: 24px;
  font-weight: 800;
  color: var(--c-primary);
  line-height: 1.1;
  font-feature-settings: "tnum";
}
.stat-lbl {
  font-size: 12px;
  color: var(--c-text-muted);
  margin-top: 4px;
}

/* 核心核查矩阵 */
.audit-section {
  padding: 48px 0;
  border-bottom: 1px solid var(--c-border);
}
.section-headline {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 28px;
}
.section-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  font-weight: 700;
  color: var(--c-text-main);
}
.section-title::before {
  content: "";
  display: inline-block;
  width: 4px;
  height: 18px;
  background-color: var(--c-primary-light);
  border-radius: 2px;
}
.section-sub {
  font-size: 13px;
  color: var(--c-text-muted);
}
.audit-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.audit-card {
  background: #ffffff;
  border: 1px solid var(--c-border);
  border-radius: 6px;
  padding: 28px 24px;
  transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
  display: flex;
  flex-direction: column;
}
.audit-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0,0,0,0.06);
  border-color: #cbd5e1;
}
.audit-card-icon {
  width: 44px;
  height: 44px;
  background: var(--c-bg-card);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  margin-bottom: 16px;
  color: var(--c-primary);
}
.audit-card h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--c-text-main);
  margin-bottom: 10px;
}
.audit-card p {
  font-size: 13.5px;
  color: var(--c-text-muted);
  line-height: 1.6;
  flex-grow: 1;
}
.audit-card-checklist {
  list-style: none;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px dashed var(--c-border);
  font-size: 12.5px;
  color: #334155;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.audit-card-checklist li {
  display: flex;
  align-items: center;
  gap: 6px;
}
.audit-card-checklist li::before {
  content: "✔";
  color: #10b981;
  font-size: 12px;
  font-weight: bold;
}

/* 穿透对比板块 */
.comparison-section {
  padding: 48px 0;
  background-color: var(--c-bg-subtle);
  border-bottom: 1px solid var(--c-border);
}
.comp-table-box {
  background: #ffffff;
  border: 1px solid var(--c-border);
  border-radius: 6px;
  overflow: hidden;
}
.comp-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 13.5px;
}
.comp-table th {
  background: #f1f5f9;
  padding: 14px 20px;
  font-weight: 700;
  color: var(--c-text-main);
  border-bottom: 1px solid var(--c-border);
}
.comp-table td {
  padding: 14px 20px;
  border-bottom: 1px solid var(--c-border);
  color: #334155;
}
.comp-table tr:last-child td {
  border-bottom: none;
}
.comp-table .tag-pass {
  color: #059669;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.comp-table .tag-warn {
  color: #dc2626;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

/* 资讯与研究列表板块 (严格遵循参考图分栏风格) */
.market-feed-section {
  padding: 48px 0;
  border-bottom: 1px solid var(--c-border);
}
.dual-feed-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}
.feed-col-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--c-primary);
}
.feed-col-header h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--c-text-main);
}
.feed-banner-card {
  position: relative;
  border-radius: 4px;
  overflow: hidden;
  height: 200px;
  margin-bottom: 20px;
  background-color: #0f172a;
}
.feed-banner-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.75;
  transition: transform 0.4s ease;
}
.feed-banner-card:hover img {
  transform: scale(1.03);
}
.feed-banner-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(15, 23, 42, 0.2) 0%, rgba(15, 23, 42, 0.85) 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 20px;
}
.feed-banner-overlay h4 {
  color: #ffffff;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.3;
}
.feed-list-group {
  display: flex;
  flex-direction: column;
}
.feed-list-item {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 13px 0;
  border-bottom: 1px solid #e2e8f0;
  gap: 16px;
}
.feed-list-item:last-child {
  border-bottom: none;
}
.feed-item-title {
  font-size: 14px;
  color: #1e293b;
  line-height: 1.5;
  flex: 1;
}
.feed-item-title:hover {
  color: var(--c-primary-light);
}
.feed-item-date {
  font-size: 12px;
  color: #94a3b8;
  white-space: nowrap;
}
.feed-more-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 13px;
  color: var(--c-primary);
  font-weight: 600;
  margin-top: 16px;
}
.feed-more-link:hover {
  color: var(--c-primary-light);
}

/* 常见问答板块 */
.faq-section {
  padding: 48px 0;
  background-color: var(--c-bg-subtle);
  border-bottom: 1px solid var(--c-border);
}
.faq-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 24px;
}
.faq-item {
  background: #ffffff;
  border: 1px solid var(--c-border);
  border-radius: 6px;
  padding: 20px 24px;
}
.faq-item h4 {
  font-size: 15px;
  font-weight: 700;
  color: var(--c-primary-dark);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.faq-item h4::before {
  content: "Q";
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  background: var(--c-bg-card);
  color: var(--c-primary);
  font-size: 11px;
  border-radius: 4px;
}
.faq-item p {
  font-size: 13.5px;
  color: var(--c-text-muted);
  line-height: 1.6;
}

/* 页脚 */
.site-footer {
  background: #ffffff;
  border-top: 1px solid var(--c-border);
  padding: 48px 0 24px;
  font-size: 13px;
}
.footer-layout {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--c-border);
}
.footer-brand p {
  color: var(--c-text-muted);
  font-size: 13px;
  line-height: 1.7;
  margin-top: 14px;
  max-width: 440px;
}
.footer-links h5 {
  font-size: 14px;
  font-weight: 700;
  color: var(--c-text-main);
  margin-bottom: 16px;
}
.footer-links ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-links a {
  color: var(--c-text-muted);
}
.footer-links a:hover {
  color: var(--c-primary-light);
}
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 24px;
  color: #94a3b8;
  font-size: 12px;
}

/* 响应式样式适配 */
@media (max-width: 1024px) {
  .category-hero-header {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .audit-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .dual-feed-layout {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}
@media (max-width: 768px) {
  .header-main {
    flex-direction: column;
    gap: 12px;
    align-items: flex-start;
  }
  .header-search {
    width: 100%;
  }
  .header-nav-bar {
    overflow-x: auto;
    width: 100%;
    white-space: nowrap;
    justify-content: flex-start;
  }
  .main-menu {
    gap: 20px;
  }
  .nav-right-link {
    display: none;
  }
  .audit-grid {
    grid-template-columns: 1fr;
  }
  .faq-grid {
    grid-template-columns: 1fr;
  }
  .footer-layout {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }
  .comp-table-box {
    overflow-x: auto;
  }
}