/* roulang page: index */
:root {
            --primary: #1d5ca3;
            --primary-dark: #123d70;
            --primary-light: #eef4fb;
            --text-main: #1e242c;
            --text-muted: #647082;
            --text-light: #8e9bb0;
            --border-color: #e5eaf2;
            --bg-page: #f8fafc;
            --bg-white: #ffffff;
            --font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "WenQuanYi Micro Hei", sans-serif;
        }

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

        body {
            font-family: var(--font-family);
            background-color: var(--bg-page);
            color: var(--text-main);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
        }

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

        ul {
            list-style: none;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* 顶部通栏 */
        .top-bar {
            background-color: #0b1a30;
            color: #9cb0cb;
            font-size: 12px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .top-bar .container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            height: 34px;
        }

        /* 主导航头 */
        .main-header {
            background-color: var(--bg-white);
            border-bottom: 1px solid var(--border-color);
            position: sticky;
            top: 0;
            z-index: 100;
        }
        .header-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 24px 0 20px;
        }
        .brand-logo-area {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .brand-logo {
            display: flex;
            align-items: center;
            gap: 12px;
            text-decoration: none;
        }
        .logo-symbol {
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--primary) 0%, #2f7ee0 100%);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 800;
            font-size: 20px;
            box-shadow: 0 4px 10px rgba(29, 92, 163, 0.2);
        }
        .logo-text-group {
            display: flex;
            flex-direction: column;
        }
        .logo-title {
            font-size: 22px;
            font-weight: 800;
            color: var(--text-main);
            letter-spacing: -0.5px;
            line-height: 1.1;
        }
        .logo-tagline {
            font-size: 11px;
            color: var(--text-muted);
            letter-spacing: 1px;
            text-transform: uppercase;
            margin-top: 4px;
        }
        .brand-slogan-inline {
            font-size: 13px;
            color: var(--text-muted);
            padding-left: 18px;
            border-left: 1px solid var(--border-color);
            display: block;
        }

        .header-search {
            display: flex;
            align-items: center;
            position: relative;
        }
        .header-search input {
            background-color: #f1f4f9;
            border: 1px solid transparent;
            padding: 10px 42px 10px 16px;
            border-radius: 6px;
            font-size: 13px;
            width: 290px;
            outline: none;
            transition: all 0.2s ease;
        }
        .header-search input:focus {
            background-color: #fff;
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(29, 92, 163, 0.1);
        }
        .search-icon-btn {
            position: absolute;
            right: 12px;
            background: none;
            border: none;
            cursor: pointer;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            justify-content: center;
        }

        /* 导航栏 */
        .nav-bar {
            display: flex;
            justify-content: space-between;
            align-items: center;
            border-top: 1px solid #f1f4f8;
            font-size: 15px;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 36px;
        }
        .nav-item {
            display: inline-block;
            padding: 14px 0;
            font-weight: 500;
            color: var(--text-main);
            position: relative;
        }
        .nav-item:hover, .nav-item.active {
            color: var(--primary);
        }
        .nav-item.active::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 0;
            right: 0;
            height: 2px;
            background-color: var(--primary);
        }
        .nav-right-link {
            font-size: 14px;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .nav-right-link:hover {
            color: var(--primary);
        }

        /* 主体布局 */
        .main-content {
            padding: 36px 0 60px;
        }

        /* 顶部首屏快速导航网格与资讯中心标题 (跟随参考图) */
        .desk-header {
            display: flex;
            align-items: baseline;
            gap: 20px;
            margin-bottom: 24px;
        }
        .desk-badge {
            background-color: #0b1a30;
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 5px 12px;
            letter-spacing: 0.5px;
            border-radius: 2px;
        }
        .desk-title {
            font-size: 26px;
            font-weight: 800;
            letter-spacing: -0.5px;
            color: var(--text-main);
        }
        .desk-sub {
            font-size: 14px;
            color: var(--text-muted);
        }

        /* 四格快速卡片 (按参考图 1/2/4 形式) */
        .quick-nav-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
            margin-bottom: 40px;
        }
        .quick-nav-card {
            background-color: var(--bg-white);
            border: 1px solid var(--border-color);
            padding: 20px;
            border-radius: 4px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            position: relative;
            transition: all 0.2s ease;
        }
        .quick-nav-card:hover {
            border-color: var(--primary);
            box-shadow: 0 6px 16px rgba(0, 0, 0, 0.04);
            transform: translateY(-2px);
        }
        .quick-nav-card.card-accent {
            background: linear-gradient(135deg, var(--primary) 0%, #154c87 100%);
            color: #ffffff;
            border-color: var(--primary);
        }
        .quick-nav-card.card-accent .card-title,
        .quick-nav-card.card-accent .card-desc {
            color: #ffffff;
        }
        .card-top {
            display: flex;
            justify-content: space-between;
            align-items: flex-start;
            margin-bottom: 12px;
        }
        .card-num {
            font-size: 12px;
            font-weight: 700;
            opacity: 0.6;
            letter-spacing: 0.5px;
        }
        .card-arrow {
            font-size: 16px;
            opacity: 0.5;
            transition: transform 0.2s;
        }
        .quick-nav-card:hover .card-arrow {
            opacity: 1;
            transform: translate(2px, -2px);
        }
        .card-title {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 4px;
            color: var(--text-main);
        }
        .card-desc {
            font-size: 12px;
            color: var(--text-muted);
        }

        /* 重点两列分栏 (股票资讯 / 融资杠杆) */
        .dual-column-section {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
            margin-bottom: 50px;
        }
        .column-box {
            background-color: var(--bg-white);
            border: 1px solid var(--border-color);
            border-radius: 4px;
            padding: 24px;
            display: flex;
            flex-direction: column;
        }
        .column-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            border-bottom: 1px solid #f1f4f8;
            padding-bottom: 16px;
            margin-bottom: 20px;
        }
        .col-title-wrap {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .col-title-bar {
            width: 4px;
            height: 18px;
            background-color: var(--primary);
            border-radius: 2px;
        }
        .col-title {
            font-size: 19px;
            font-weight: 800;
            color: var(--text-main);
        }
        .col-desc-text {
            font-size: 13px;
            color: var(--text-muted);
            margin-top: -12px;
            margin-bottom: 20px;
        }

        /* 轮播大图/头条图文卡片 */
        .feature-banner-card {
            position: relative;
            height: 250px;
            border-radius: 4px;
            overflow: hidden;
            background-size: cover;
            background-position: center;
            margin-bottom: 22px;
            display: flex;
            flex-direction: column;
            justify-content: flex-end;
            padding: 24px;
            color: #fff;
        }
        .feature-banner-card::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(8, 16, 28, 0.1) 0%, rgba(9, 21, 39, 0.85) 100%);
            z-index: 1;
        }
        .banner-content {
            position: relative;
            z-index: 2;
        }
        .banner-title {
            font-size: 21px;
            font-weight: 800;
            line-height: 1.35;
            color: #ffffff;
            margin-bottom: 16px;
            text-shadow: 0 2px 4px rgba(0, 0, 0, 0.4);
        }
        .banner-controls {
            display: flex;
            align-items: center;
            justify-content: space-between;
            border-top: 1px solid rgba(255, 255, 255, 0.2);
            padding-top: 12px;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.8);
        }
        .banner-ctrl-btns {
            display: flex;
            gap: 8px;
        }
        .ctrl-btn {
            width: 24px;
            height: 24px;
            border-radius: 50%;
            border: 1px solid rgba(255, 255, 255, 0.4);
            background: rgba(0, 0, 0, 0.2);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            font-size: 11px;
        }

        /* 资讯条目列表 */
        .article-feed-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
            flex: 1;
        }
        .article-feed-item {
            display: flex;
            justify-content: space-between;
            align-items: flex-start;
            padding-bottom: 14px;
            border-bottom: 1px dashed var(--border-color);
            gap: 16px;
        }
        .article-feed-item:last-child {
            border-bottom: none;
            padding-bottom: 4px;
        }
        .item-info {
            display: flex;
            flex-direction: column;
            gap: 4px;
            flex: 1;
        }
        .item-title {
            font-size: 14.5px;
            font-weight: 600;
            color: var(--text-main);
            line-height: 1.45;
        }
        .item-title:hover {
            color: var(--primary);
        }
        .item-source {
            font-size: 12px;
            color: var(--text-light);
        }
        .item-date {
            font-size: 12px;
            color: var(--text-light);
            white-space: nowrap;
        }

        .view-more-bar {
            margin-top: 20px;
            border-top: 1px solid #f1f4f8;
            padding-top: 16px;
            display: flex;
            justify-content: flex-start;
        }
        .view-more-link {
            font-size: 13.5px;
            font-weight: 600;
            color: var(--text-main);
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .view-more-link:hover {
            color: var(--primary);
        }

        /* 扩展观察板块 (全网深度资讯矩阵) */
        .bottom-feed-section {
            background-color: var(--bg-white);
            border: 1px solid var(--border-color);
            border-radius: 4px;
            padding: 30px;
            margin-bottom: 40px;
        }
        .section-headline-group {
            display: flex;
            justify-content: space-between;
            align-items: flex-end;
            margin-bottom: 24px;
            border-bottom: 2px solid #0b1a30;
            padding-bottom: 12px;
        }
        .section-headline-title {
            font-size: 20px;
            font-weight: 800;
            color: var(--text-main);
        }
        .headline-tag {
            font-size: 12px;
            color: var(--text-muted);
        }
        .feed-grid-tri {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .tri-col-card {
            border: 1px solid var(--border-color);
            border-radius: 4px;
            overflow: hidden;
            display: flex;
            flex-direction: column;
            background: #fff;
            transition: all 0.2s ease;
        }
        .tri-col-card:hover {
            box-shadow: 0 6px 16px rgba(0,0,0,0.05);
            border-color: var(--primary);
        }
        .tri-col-img {
            height: 160px;
            width: 100%;
            object-fit: cover;
            display: block;
        }
        .tri-col-body {
            padding: 18px;
            display: flex;
            flex-direction: column;
            flex: 1;
            justify-content: space-between;
        }
        .tri-col-title {
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 8px;
            line-height: 1.45;
        }
        .tri-col-title:hover {
            color: var(--primary);
        }
        .tri-col-desc {
            font-size: 12.5px;
            color: var(--text-muted);
            margin-bottom: 14px;
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .tri-col-footer {
            display: flex;
            justify-content: space-between;
            font-size: 12px;
            color: var(--text-light);
            border-top: 1px solid #f6f8fb;
            padding-top: 10px;
        }

        /* 统一页脚 */
        .site-footer {
            background-color: #0d1624;
            color: #8c9cb3;
            padding: 56px 0 30px;
            border-top: 1px solid #1a273b;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .footer-logo {
            display: flex;
            align-items: center;
            gap: 12px;
            color: #fff;
            font-size: 20px;
            font-weight: 800;
        }
        .footer-logo-sym {
            width: 32px;
            height: 32px;
            background: var(--primary);
            border-radius: 6px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
        }
        .footer-desc {
            font-size: 13.5px;
            line-height: 1.7;
            max-width: 440px;
            color: #7d8ea5;
        }
        .footer-col-title {
            font-size: 14px;
            font-weight: 700;
            color: #cbd7e7;
            margin-bottom: 18px;
            letter-spacing: 0.5px;
        }
        .footer-links-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-link-item {
            font-size: 13px;
            color: #8c9cb3;
        }
        .footer-link-item:hover {
            color: #ffffff;
        }
        .footer-bottom {
            border-top: 1px solid #1a273b;
            padding-top: 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 12px;
            color: #5d6f85;
            flex-wrap: wrap;
            gap: 12px;
        }
        .footer-statement {
            max-width: 680px;
            line-height: 1.5;
        }

        /* 响应式断点控制 */
        @media (max-width: 1024px) {
            .quick-nav-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .dual-column-section {
                grid-template-columns: 1fr;
            }
            .feed-grid-tri {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .top-bar {
                display: none;
            }
            .header-top {
                flex-direction: column;
                align-items: flex-start;
                gap: 16px;
                padding: 16px 0;
            }
            .header-search {
                width: 100%;
            }
            .header-search input {
                width: 100%;
            }
            .brand-slogan-inline {
                display: none;
            }
            .nav-bar {
                overflow-x: auto;
                white-space: nowrap;
                padding-bottom: 2px;
            }
            .nav-links {
                gap: 20px;
            }
            .nav-right-link {
                display: none;
            }
            .desk-header {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .feed-grid-tri {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
        }

        @media (max-width: 520px) {
            .quick-nav-grid {
                grid-template-columns: 1fr;
            }
            .feature-banner-card {
                height: 200px;
                padding: 16px;
            }
            .banner-title {
                font-size: 17px;
            }
            .column-box {
                padding: 16px;
            }
        }

/* roulang page: article */
:root {
  --primary: #1d5ca3;
  --primary-dark: #123d70;
  --primary-light: #eef4fb;
  --text-main: #1e242c;
  --text-muted: #647082;
  --text-light: #8e9bb0;
  --border-color: #e5eaf2;
  --bg-page: #f8fafc;
  --bg-white: #ffffff;
  --font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "WenQuanYi Micro Hei", sans-serif;
}
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
body {
  font-family: var(--font-family);
  background-color: var(--bg-page);
  color: var(--text-main);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s ease;
}
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}
.main-header {
  background-color: var(--bg-white);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 100;
}
.header-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 0 16px;
}
.brand-logo-area {
  display: flex;
  align-items: center;
  gap: 16px;
}
.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}
.logo-symbol {
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, var(--primary) 0%, #2f7ee0 100%);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 800;
  font-size: 20px;
  box-shadow: 0 4px 10px rgba(29, 92, 163, 0.2);
}
.logo-text-group {
  display: flex;
  flex-direction: column;
}
.logo-title {
  font-size: 22px;
  font-weight: 800;
  color: var(--text-main);
  letter-spacing: -0.5px;
  line-height: 1.1;
}
.logo-tagline {
  font-size: 11px;
  color: var(--text-muted);
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-top: 4px;
}
.brand-slogan-inline {
  font-size: 13px;
  color: var(--text-muted);
  padding-left: 18px;
  border-left: 1px solid var(--border-color);
  display: block;
}
.header-search {
  display: flex;
  align-items: center;
  position: relative;
}
.header-search input {
  background-color: #f1f4f9;
  border: 1px solid transparent;
  padding: 10px 42px 10px 16px;
  border-radius: 6px;
  font-size: 13px;
  width: 280px;
  outline: none;
  transition: all 0.2s ease;
}
.header-search input:focus {
  background-color: #fff;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(29, 92, 163, 0.1);
}
.search-icon-btn {
  position: absolute;
  right: 12px;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
}
.nav-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid #f1f4f8;
  font-size: 15px;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
  list-style: none;
}
.nav-item {
  display: inline-block;
  padding: 14px 0;
  font-weight: 500;
  color: var(--text-main);
  position: relative;
}
.nav-item:hover, .nav-item.active {
  color: var(--primary);
}
.nav-item.active::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  height: 2px;
  background-color: var(--primary);
}
.nav-right-link {
  font-size: 14px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-right-link:hover {
  color: var(--primary);
}
.article-page-wrap {
  padding: 32px 0 64px;
}
.breadcrumb-nav {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 24px;
}
.breadcrumb-nav a:hover {
  color: var(--primary);
}
.article-layout {
  display: grid;
  grid-template-columns: minmax(0, 820px) 340px;
  gap: 40px;
  align-items: start;
}
.article-main-card {
  background-color: var(--bg-white);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 40px;
  box-shadow: 0 4px 16px rgba(15, 23, 42, 0.03);
}
.article-category-tag {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  background-color: var(--primary-light);
  color: var(--primary);
  font-size: 13px;
  font-weight: 600;
  border-radius: 4px;
  margin-bottom: 16px;
}
.article-header h1 {
  font-size: 32px;
  line-height: 1.35;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 20px;
}
.article-meta {
  display: flex;
  align-items: center;
  gap: 20px;
  font-size: 13px;
  color: var(--text-muted);
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 28px;
}
.article-meta-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.article-lead {
  background-color: #f8fafc;
  border-left: 4px solid var(--primary);
  padding: 16px 20px;
  border-radius: 0 6px 6px 0;
  font-size: 15px;
  line-height: 1.7;
  color: #475569;
  margin-bottom: 32px;
}
.article-body-content {
  font-size: 16px;
  line-height: 1.85;
  color: #2d3748;
}
.article-body-content p {
  margin-bottom: 20px;
}
.article-body-content h2 {
  font-size: 22px;
  margin: 36px 0 16px;
  color: var(--text-main);
  font-weight: 700;
  padding-bottom: 8px;
  border-bottom: 1px solid #f1f4f8;
}
.article-body-content h3 {
  font-size: 18px;
  margin: 24px 0 12px;
  color: var(--text-main);
  font-weight: 600;
}
.article-body-content ul, .article-body-content ol {
  margin: 16px 0 20px 24px;
}
.article-body-content li {
  margin-bottom: 8px;
}
.article-body-content blockquote {
  border-left: 3px solid #cbd5e1;
  padding: 12px 18px;
  margin: 20px 0;
  color: #64748b;
  background-color: #f8fafc;
}
.article-end-note {
  margin-top: 40px;
  padding: 20px;
  background-color: #fdfaf6;
  border: 1px solid #f4e8d8;
  border-radius: 6px;
  font-size: 13px;
  color: #8c6b45;
  line-height: 1.6;
}
.not-found-card {
  text-align: center;
  padding: 60px 20px;
}
.not-found-card h2 {
  font-size: 24px;
  color: var(--text-main);
  margin-bottom: 12px;
}
.not-found-card p {
  color: var(--text-muted);
  margin-bottom: 24px;
}
.btn-primary {
  display: inline-block;
  background-color: var(--primary);
  color: #fff;
  padding: 10px 24px;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 600;
}
.btn-primary:hover {
  background-color: var(--primary-dark);
}
.sidebar-box {
  background-color: var(--bg-white);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 24px;
  margin-bottom: 24px;
}
.sidebar-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-main);
  padding-bottom: 14px;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.sidebar-list {
  list-style: none;
}
.sidebar-list-item {
  padding: 12px 0;
  border-bottom: 1px solid #f8fafc;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.sidebar-list-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}
.sidebar-item-link {
  font-size: 14px;
  line-height: 1.45;
  color: var(--text-main);
  font-weight: 500;
}
.sidebar-item-link:hover {
  color: var(--primary);
}
.sidebar-item-date {
  font-size: 12px;
  color: var(--text-light);
}
.service-banner {
  background: linear-gradient(135deg, #1d5ca3 0%, #123d70 100%);
  color: #ffffff;
  border-radius: 8px;
  padding: 24px;
}
.service-banner h3 {
  font-size: 18px;
  margin-bottom: 8px;
}
.service-banner p {
  font-size: 13px;
  line-height: 1.6;
  opacity: 0.9;
  margin-bottom: 16px;
}
.banner-btn {
  display: inline-block;
  background-color: #ffffff;
  color: var(--primary);
  font-size: 13px;
  font-weight: 700;
  padding: 8px 16px;
  border-radius: 4px;
}
.site-footer {
  background-color: #0d1624;
  color: #8f9cae;
  padding: 64px 0 32px;
  border-top: 1px solid #1a273a;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}
.footer-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 20px;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 16px;
}
.footer-logo-sym {
  width: 32px;
  height: 32px;
  background-color: var(--primary);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
}
.footer-desc {
  font-size: 14px;
  line-height: 1.7;
  color: #7d8b9f;
  max-width: 480px;
}
.footer-col-title {
  color: #ffffff;
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 20px;
}
.footer-links-list {
  list-style: none;
}
.footer-links-list li {
  margin-bottom: 12px;
}
.footer-link-item {
  color: #8f9cae;
  font-size: 14px;
}
.footer-link-item:hover {
  color: #ffffff;
}
.footer-bottom {
  border-top: 1px solid #182335;
  padding-top: 24px;
  font-size: 13px;
  color: #657386;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-statement {
  font-size: 12px;
  color: #556275;
}
@media (max-width: 1024px) {
  .article-layout {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
}
@media (max-width: 768px) {
  .header-top {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }
  .brand-slogan-inline {
    display: none;
  }
  .header-search {
    width: 100%;
  }
  .header-search input {
    width: 100%;
  }
  .nav-bar {
    overflow-x: auto;
    white-space: nowrap;
    -webkit-overflow-scrolling: touch;
  }
  .nav-links {
    gap: 20px;
  }
  .article-main-card {
    padding: 24px 18px;
  }
  .article-header h1 {
    font-size: 24px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

/* roulang page: category1 */
:root {
  --primary: #1d5ca3;
  --primary-dark: #123d70;
  --primary-light: #eef4fb;
  --text-main: #1e242c;
  --text-muted: #647082;
  --text-light: #8e9bb0;
  --border-color: #e5eaf2;
  --bg-page: #f8fafc;
  --bg-white: #ffffff;
  --font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "WenQuanYi Micro Hei", sans-serif;
}
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
body {
  font-family: var(--font-family);
  background-color: var(--bg-page);
  color: var(--text-main);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a {
  color: inherit;
  text-decoration: none;
  transition: all 0.2s ease;
}
img {
  max-width: 100%;
  height: auto;
  display: block;
}
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}
/* 主导航头 */
.main-header {
  background-color: var(--bg-white);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 100;
}
.header-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 0 16px;
}
.brand-logo-area {
  display: flex;
  align-items: center;
  gap: 16px;
}
.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}
.logo-symbol {
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, var(--primary) 0%, #2f7ee0 100%);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 800;
  font-size: 20px;
  box-shadow: 0 4px 10px rgba(29, 92, 163, 0.2);
}
.logo-text-group {
  display: flex;
  flex-direction: column;
}
.logo-title {
  font-size: 22px;
  font-weight: 800;
  color: var(--text-main);
  letter-spacing: -0.5px;
  line-height: 1.1;
}
.logo-tagline {
  font-size: 11px;
  color: var(--text-muted);
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-top: 4px;
}
.brand-slogan-inline {
  font-size: 13px;
  color: var(--text-muted);
  padding-left: 18px;
  border-left: 1px solid var(--border-color);
  display: block;
}
.header-search {
  display: flex;
  align-items: center;
  position: relative;
}
.header-search input {
  background-color: #f1f4f9;
  border: 1px solid transparent;
  padding: 10px 42px 10px 16px;
  border-radius: 6px;
  font-size: 13px;
  width: 280px;
  outline: none;
  transition: all 0.2s ease;
}
.header-search input:focus {
  background-color: #fff;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(29, 92, 163, 0.1);
}
.search-icon-btn {
  position: absolute;
  right: 12px;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
}
.nav-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid #f1f4f8;
  font-size: 15px;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
  list-style: none;
}
.nav-item {
  display: inline-block;
  padding: 14px 0;
  font-weight: 500;
  color: var(--text-main);
  position: relative;
}
.nav-item:hover, .nav-item.active {
  color: var(--primary);
}
.nav-item.active::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  height: 2px;
  background-color: var(--primary);
}
.nav-right-link {
  font-size: 14px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-right-link:hover {
  color: var(--primary);
}

/* 分类页 Hero */
.category-hero {
  background: linear-gradient(180deg, #ffffff 0%, var(--bg-page) 100%);
  border-bottom: 1px solid var(--border-color);
  padding: 48px 0 40px;
}
.category-hero-inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 40px;
}
.category-hero-main {
  max-width: 780px;
}
.breadcrumb-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 16px;
}
.breadcrumb-wrap a:hover {
  color: var(--primary);
}
.category-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--primary-light);
  color: var(--primary);
  font-size: 12px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 4px;
  margin-bottom: 14px;
}
.category-hero-title {
  font-size: 32px;
  font-weight: 800;
  color: var(--text-main);
  line-height: 1.25;
  margin-bottom: 16px;
  letter-spacing: -0.5px;
}
.category-hero-desc {
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.7;
}
.category-stat-box {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 24px 28px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  min-width: 320px;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.02);
}
.stat-unit-num {
  font-size: 24px;
  font-weight: 800;
  color: var(--primary);
  line-height: 1.1;
}
.stat-unit-label {
  font-size: 12px;
  color: var(--text-light);
  margin-top: 4px;
}

/* 资讯模块 */
.section-wrapper {
  padding: 48px 0;
}
.section-wrapper.alt-bg {
  background-color: #ffffff;
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}
.section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 28px;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 14px;
}
.section-head-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 10px;
}
.section-head-title::before {
  content: "";
  display: inline-block;
  width: 4px;
  height: 18px;
  background-color: var(--primary);
  border-radius: 2px;
}
.section-head-sub {
  font-size: 13px;
  color: var(--text-light);
}

/* 资讯列表网格 */
.news-cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.news-article-card {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}
.news-article-card:hover {
  transform: translateY(-3px);
  border-color: var(--primary);
  box-shadow: 0 10px 24px rgba(29, 92, 163, 0.08);
}
.card-thumb-link {
  display: block;
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  background-color: #eaedf2;
}
.card-thumb-link img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}
.news-article-card:hover .card-thumb-link img {
  transform: scale(1.04);
}
.card-content-area {
  padding: 20px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}
.card-meta-line {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  color: var(--text-light);
  margin-bottom: 10px;
}
.card-tag-badge {
  background: var(--primary-light);
  color: var(--primary);
  padding: 2px 8px;
  border-radius: 3px;
  font-weight: 600;
}
.card-post-title {
  font-size: 16px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--text-main);
  margin-bottom: 10px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-article-card:hover .card-post-title {
  color: var(--primary);
}
.card-post-excerpt {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 16px;
  flex-grow: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.card-footer-action {
  border-top: 1px solid #f1f4f8;
  padding-top: 12px;
  font-size: 13px;
  color: var(--primary);
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* 核心观察维度与投研优势 */
.pillars-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.pillar-card {
  background: var(--bg-page);
  border: 1px solid var(--border-color);
  padding: 24px;
  border-radius: 6px;
}
.pillar-order {
  font-size: 24px;
  font-weight: 800;
  color: var(--primary);
  opacity: 0.8;
  margin-bottom: 12px;
}
.pillar-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 8px;
}
.pillar-desc {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* 研报与策略应用场景 */
.scenarios-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.scenario-box {
  border: 1px solid var(--border-color);
  background: #ffffff;
  border-radius: 6px;
  padding: 28px 24px;
}
.scenario-box h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-main);
}
.scenario-box p {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.7;
}

/* 常见问答 */
.faq-accordion {
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-width: 900px;
  margin: 0 auto;
}
.faq-item {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 20px 24px;
}
.faq-q {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.faq-q span {
  color: var(--primary);
}
.faq-a {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
}

/* 资讯行动条 CTA */
.category-cta-block {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
  color: #ffffff;
  border-radius: 8px;
  padding: 40px 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
}
.cta-info h3 {
  font-size: 24px;
  font-weight: 800;
  margin-bottom: 8px;
}
.cta-info p {
  font-size: 14px;
  opacity: 0.9;
  line-height: 1.6;
}
.cta-button-white {
  display: inline-block;
  background-color: #ffffff;
  color: var(--primary);
  font-weight: 700;
  font-size: 14px;
  padding: 12px 28px;
  border-radius: 4px;
  white-space: nowrap;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}
.cta-button-white:hover {
  background-color: #f1f4f8;
}

/* 空状态 */
.empty-notice {
  text-align: center;
  padding: 60px 20px;
  background: #fff;
  border: 1px dashed var(--border-color);
  border-radius: 6px;
  color: var(--text-muted);
  font-size: 14px;
}

/* 页脚 */
.site-footer {
  background-color: #ffffff;
  border-top: 1px solid var(--border-color);
  padding: 50px 0 24px;
  margin-top: 60px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2.2fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 40px;
}
.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  font-weight: 800;
  color: var(--text-main);
}
.footer-logo-sym {
  width: 32px;
  height: 32px;
  background: var(--primary);
  color: #fff;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  font-weight: 800;
}
.footer-desc {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.7;
}
.footer-col-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 16px;
}
.footer-links-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-link-item {
  font-size: 13px;
  color: var(--text-muted);
}
.footer-link-item:hover {
  color: var(--primary);
}
.footer-bottom {
  border-top: 1px solid var(--border-color);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  color: var(--text-light);
  gap: 20px;
}
.footer-statement {
  max-width: 650px;
  text-align: right;
  line-height: 1.5;
}

/* 响应式断点 */
@media (max-width: 1024px) {
  .news-cards-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .pillars-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .category-hero-inner {
    flex-direction: column;
  }
  .category-stat-box {
    width: 100%;
  }
}
@media (max-width: 768px) {
  .header-top {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }
  .header-search {
    width: 100%;
  }
  .header-search input {
    width: 100%;
  }
  .brand-slogan-inline {
    display: none;
  }
  .nav-bar {
    overflow-x: auto;
    white-space: nowrap;
    padding-bottom: 4px;
  }
  .nav-links {
    gap: 20px;
  }
  .nav-right-link {
    display: none;
  }
  .scenarios-grid {
    grid-template-columns: 1fr;
  }
  .news-cards-grid {
    grid-template-columns: 1fr;
  }
  .pillars-grid {
    grid-template-columns: 1fr;
  }
  .category-cta-block {
    flex-direction: column;
    align-items: flex-start;
    padding: 30px 24px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
  }
  .footer-statement {
    text-align: left;
  }
}
@media (max-width: 520px) {
  .category-hero-title {
    font-size: 24px;
  }
  .category-stat-box {
    grid-template-columns: 1fr;
    padding: 16px;
  }
  .section-head {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }
}