/* roulang page: index */
:root {
      --bg-main: #0A0B0E;
      --bg-secondary: #12151B;
      --bg-card: #1A1F29;
      --bg-card-hover: #222936;
      --gold-primary: #E5A93C;
      --gold-light: #F7C968;
      --gold-dim: rgba(229, 169, 60, 0.15);
      --text-bright: #FFFFFF;
      --text-body: #C4CAD4;
      --text-muted: #8A93A6;
      --border-line: #3A4454;
      --border-gold: rgba(229, 169, 60, 0.25);
      --font-stack: -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    }

    * { box-sizing: border-box; }
    body {
      background-color: var(--bg-main);
      color: var(--text-body);
      font-family: var(--font-stack);
      line-height: 1.8;
      margin: 0;
      padding: 0;
      -webkit-font-smoothing: antialiased;
    }

    a {
      color: var(--gold-primary);
      text-decoration: none;
      transition: color 0.25s ease, transform 0.25s ease;
    }
    a:hover, a:focus {
      color: var(--gold-light);
    }

    h1, h2, h3, h4, h5 {
      color: var(--text-bright);
      font-weight: 800;
      letter-spacing: 0.03em;
      line-height: 1.25;
      margin-top: 0;
    }

    /* 顶部双层导航 */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(10, 11, 14, 0.96);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border-gold);
    }
    .header-primary {
      padding: 16px 0;
      border-bottom: 1px solid rgba(58, 68, 84, 0.5);
    }
    .brand-logo {
      font-size: 1.6rem;
      font-weight: 900;
      color: var(--gold-primary);
      letter-spacing: 0.08em;
      display: inline-flex;
      align-items: center;
      gap: 8px;
    }
    .brand-logo:hover {
      color: var(--gold-light);
    }
    .brand-badge {
      font-size: 0.7rem;
      padding: 2px 6px;
      background: var(--gold-dim);
      border: 1px solid var(--gold-primary);
      color: var(--gold-light);
      border-radius: 2px;
      font-weight: 600;
    }
    .nav-links {
      display: flex;
      align-items: center;
      gap: 28px;
      list-style: none;
      margin: 0;
      padding: 0;
    }
    .nav-links a {
      color: var(--text-bright);
      font-size: 0.95rem;
      font-weight: 600;
      padding: 6px 0;
      position: relative;
    }
    .nav-links a.active, .nav-links a:hover {
      color: var(--gold-primary);
    }
    .nav-links a.active::after {
      content: '';
      position: absolute;
      bottom: -4px;
      left: 0;
      width: 100%;
      height: 2px;
      background: var(--gold-primary);
    }
    .btn-gold {
      display: inline-block;
      padding: 10px 24px;
      background: linear-gradient(135deg, #E5A93C, #C78D24);
      color: #0A0B0E;
      font-weight: 700;
      font-size: 0.95rem;
      border-radius: 2px;
      border: 1px solid var(--gold-light);
      cursor: pointer;
      box-shadow: 0 4px 14px rgba(229, 169, 60, 0.3);
      transition: all 0.25s ease;
      text-align: center;
    }
    .btn-gold:hover {
      background: linear-gradient(135deg, #F7C968, #E5A93C);
      color: #0A0B0E;
      transform: translateY(-2px);
      box-shadow: 0 6px 20px rgba(229, 169, 60, 0.45);
    }
    .btn-outline {
      display: inline-block;
      padding: 10px 24px;
      background: transparent;
      color: var(--gold-primary);
      font-weight: 700;
      font-size: 0.95rem;
      border-radius: 2px;
      border: 1px solid var(--gold-primary);
      cursor: pointer;
      transition: all 0.25s ease;
      text-align: center;
    }
    .btn-outline:hover {
      background: var(--gold-dim);
      color: var(--gold-light);
      transform: translateY(-2px);
    }

    /* 进度步骤导航条 */
    .steps-nav-bar {
      padding: 10px 0;
      background: #0E1015;
    }
    .step-list {
      display: flex;
      justify-content: space-between;
      list-style: none;
      margin: 0;
      padding: 0;
      overflow-x: auto;
    }
    .step-item a {
      display: flex;
      align-items: center;
      gap: 10px;
      color: var(--text-muted);
      font-size: 0.85rem;
      font-weight: 600;
      white-space: nowrap;
    }
    .step-item a:hover {
      color: var(--gold-light);
    }
    .step-idx {
      width: 22px;
      height: 22px;
      border-radius: 2px;
      background: rgba(229, 169, 60, 0.1);
      border: 1px solid var(--gold-primary);
      color: var(--gold-primary);
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-size: 0.75rem;
      font-weight: 800;
    }

    /* 通用板块与排版 */
    section {
      padding: 72px 0;
      border-bottom: 1px solid rgba(58, 68, 84, 0.35);
      position: relative;
    }
    .section-alt {
      background-color: var(--bg-secondary);
    }
    .section-header {
      margin-bottom: 44px;
      position: relative;
    }
    .section-tag {
      display: inline-block;
      font-size: 0.75rem;
      text-transform: uppercase;
      font-weight: 800;
      letter-spacing: 0.1em;
      color: var(--gold-primary);
      margin-bottom: 8px;
    }
    .section-title {
      font-size: 2.1rem;
      color: var(--text-bright);
      margin-bottom: 12px;
    }
    .section-desc {
      font-size: 1rem;
      color: var(--text-muted);
      max-width: 780px;
      line-height: 1.75;
      margin-bottom: 0;
    }

    /* Section 1: Hero (优惠券墙/专享配额入口) */
    .hero-banner {
      position: relative;
      background: linear-gradient(180deg, rgba(10, 11, 14, 0.8) 0%, rgba(10, 11, 14, 0.98) 100%),
                  url('/assets/images/9fe758f293bda765.jpg') center/cover no-repeat;
      padding: 96px 0 80px;
    }
    .hero-h1 {
      font-size: 2.8rem;
      line-height: 1.2;
      margin-bottom: 20px;
    }
    .hero-lead {
      font-size: 1.1rem;
      color: var(--text-body);
      line-height: 1.85;
      margin-bottom: 36px;
      max-width: 820px;
    }
    .coupon-wall-card {
      background: linear-gradient(145deg, #1A1F29, #12151B);
      border: 2px dashed var(--gold-primary);
      border-radius: 4px;
      padding: 28px;
      box-shadow: 0 16px 36px -8px rgba(0, 0, 0, 0.7);
      position: relative;
    }
    .coupon-tag {
      position: absolute;
      top: -12px;
      left: 24px;
      background: var(--gold-primary);
      color: #0A0B0E;
      font-weight: 800;
      font-size: 0.75rem;
      padding: 2px 10px;
      border-radius: 2px;
    }
    .coupon-val {
      font-size: 2.4rem;
      color: var(--gold-light);
      font-weight: 900;
      line-height: 1;
      margin-bottom: 8px;
    }

    /* Section 2: 指标看板 */
    .metrics-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
      gap: 20px;
    }
    .metric-card {
      background: var(--bg-card);
      border: 1px solid var(--border-gold);
      padding: 24px;
      border-radius: 4px;
      position: relative;
      box-shadow: 0 12px 28px rgba(0, 0, 0, 0.5);
    }
    .metric-number {
      font-size: 2.3rem;
      font-weight: 900;
      color: var(--gold-primary);
      line-height: 1.1;
      margin-bottom: 6px;
    }
    .metric-label {
      font-size: 0.95rem;
      font-weight: 700;
      color: var(--text-bright);
      margin-bottom: 4px;
    }
    .metric-sub {
      font-size: 0.8rem;
      color: var(--text-muted);
      line-height: 1.4;
      margin: 0;
    }

    /* Section 3: 服务矩阵 */
    .matrix-card {
      background: var(--bg-card);
      border: 1px solid rgba(58, 68, 84, 0.6);
      padding: 28px;
      border-radius: 4px;
      height: 100%;
      transition: all 0.25s ease;
    }
    .matrix-card:hover {
      border-color: var(--gold-primary);
      transform: translateY(-4px);
    }
    .matrix-icon-bar {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-bottom: 16px;
    }
    .matrix-code {
      font-size: 0.8rem;
      color: var(--gold-primary);
      font-weight: 700;
      border: 1px solid var(--gold-dim);
      padding: 2px 6px;
      border-radius: 2px;
    }

    /* Section 4: 分类入口专区 */
    .portal-banner {
      background: linear-gradient(135deg, rgba(26, 31, 41, 0.95), rgba(18, 21, 27, 0.95)),
                  url('/assets/images/b09162014e645606.jpg') center/cover no-repeat;
      border: 1px solid var(--border-gold);
      border-radius: 4px;
      padding: 40px;
    }
    .portal-link {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      font-size: 1.05rem;
      font-weight: 700;
      color: var(--gold-primary);
      margin-top: 16px;
    }

    /* Section 5: 部署流程 */
    .step-card {
      background: var(--bg-card);
      border-top: 3px solid var(--gold-primary);
      padding: 24px;
      border-radius: 2px;
      height: 100%;
    }
    .step-number-huge {
      font-size: 1.8rem;
      font-weight: 900;
      color: var(--gold-light);
      margin-bottom: 8px;
    }

    /* Section 6: 结果对比 */
    .benchmark-table {
      width: 100%;
      border-collapse: collapse;
      background: var(--bg-card);
      border-radius: 4px;
      overflow: hidden;
    }
    .benchmark-table th {
      background: #11141A;
      padding: 16px 20px;
      color: var(--gold-light);
      font-weight: 700;
      font-size: 0.95rem;
      border-bottom: 1px solid var(--border-line);
      text-align: left;
    }
    .benchmark-table td {
      padding: 16px 20px;
      border-bottom: 1px solid rgba(58, 68, 84, 0.4);
      color: var(--text-body);
      font-size: 0.9rem;
    }
    .benchmark-table tr:hover td {
      background: rgba(229, 169, 60, 0.04);
    }
    .highlight-cell {
      color: var(--gold-primary) !important;
      font-weight: 700;
    }

    /* Section 7: 里程碑时间线 */
    .timeline-wrap {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
      gap: 20px;
      position: relative;
    }
    .timeline-node {
      background: var(--bg-card);
      border: 1px solid rgba(58, 68, 84, 0.6);
      padding: 24px;
      border-radius: 4px;
      position: relative;
    }
    .timeline-node::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      width: 4px;
      height: 100%;
      background: var(--gold-primary);
    }
    .timeline-year {
      font-size: 1.3rem;
      font-weight: 900;
      color: var(--gold-light);
      margin-bottom: 6px;
    }

    /* Section 8: CMS 资讯与动态 */
    .news-card {
      background: var(--bg-card);
      border: 1px solid rgba(58, 68, 84, 0.5);
      border-radius: 4px;
      overflow: hidden;
      display: flex;
      flex-direction: column;
      height: 100%;
      transition: all 0.25s ease;
    }
    .news-card:hover {
      border-color: var(--gold-primary);
      transform: translateY(-4px);
    }
    .news-poster {
      width: 100%;
      height: 180px;
      object-fit: cover;
      display: block;
      border-bottom: 1px solid rgba(58, 68, 84, 0.4);
    }
    .news-body {
      padding: 20px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .news-meta {
      font-size: 0.8rem;
      color: var(--text-muted);
      margin-bottom: 8px;
      display: flex;
      justify-content: space-between;
    }
    .news-title {
      font-size: 1.1rem;
      font-weight: 700;
      color: var(--text-bright);
      line-height: 1.4;
      margin-bottom: 10px;
    }
    .news-title a {
      color: var(--text-bright);
    }
    .news-title a:hover {
      color: var(--gold-primary);
    }
    .news-excerpt {
      font-size: 0.85rem;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 14px;
    }
    .empty-cms-box {
      background: var(--bg-card);
      border: 1px dashed var(--border-line);
      padding: 48px 24px;
      text-align: center;
      color: var(--text-muted);
      border-radius: 4px;
    }

    /* Section 9: 平台安全与保障 */
    .security-badge-card {
      background: var(--bg-card);
      border: 1px solid var(--border-gold);
      padding: 24px;
      border-radius: 4px;
      text-align: center;
    }
    .security-badge-icon {
      font-size: 1.8rem;
      color: var(--gold-primary);
      margin-bottom: 12px;
      display: inline-block;
    }

    /* Section 10: 行业场景应用 */
    .scenario-card {
      background: var(--bg-card);
      border-radius: 4px;
      overflow: hidden;
      border: 1px solid rgba(58, 68, 84, 0.5);
      height: 100%;
    }
    .scenario-img {
      width: 100%;
      height: 200px;
      object-fit: cover;
      display: block;
    }
    .scenario-body {
      padding: 24px;
    }

    /* Section 11: 故障排查与快速诊断 */
    .diag-item {
      background: var(--bg-card);
      border-left: 3px solid var(--gold-primary);
      padding: 16px 20px;
      margin-bottom: 12px;
      border-radius: 0 4px 4px 0;
    }

    /* Section 12: FAQ 折叠问答 */
    .faq-block {
      background: var(--bg-card);
      border: 1px solid rgba(58, 68, 84, 0.6);
      padding: 20px;
      border-radius: 4px;
      margin-bottom: 16px;
    }
    .faq-q {
      font-size: 1.05rem;
      font-weight: 700;
      color: var(--gold-light);
      margin-bottom: 8px;
    }
    .faq-a {
      font-size: 0.9rem;
      color: var(--text-body);
      line-height: 1.7;
      margin: 0;
    }

    /* Section 13: 合作伙伴与生态阵列 */
    .partner-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
      gap: 16px;
    }
    .partner-box {
      background: var(--bg-card);
      border: 1px solid rgba(58, 68, 84, 0.4);
      padding: 18px;
      text-align: center;
      font-size: 0.95rem;
      font-weight: 700;
      color: var(--text-muted);
      border-radius: 2px;
    }

    /* Section 14: 接入呼叫与表单终端 */
    .terminal-card {
      background: linear-gradient(145deg, #1A1F29, #101217);
      border: 1px solid var(--border-gold);
      padding: 40px;
      border-radius: 4px;
    }
    .form-input {
      background: #0E1015;
      border: 1px solid var(--border-line);
      color: var(--text-bright);
      padding: 12px 16px;
      border-radius: 2px;
      width: 100%;
      margin-bottom: 16px;
    }
    .form-input:focus {
      outline: none;
      border-color: var(--gold-primary);
      background: #14171F;
    }

    /* 浮动转化条 */
    .floating-cta-bar {
      position: fixed;
      bottom: 0;
      left: 0;
      width: 100%;
      z-index: 999;
      background: rgba(14, 16, 21, 0.95);
      border-top: 1px solid var(--gold-primary);
      padding: 12px 0;
      backdrop-filter: blur(8px);
    }

    /* 页脚 */
    .site-footer {
      background: #07080A;
      padding: 60px 0 90px;
      border-top: 1px solid rgba(58, 68, 84, 0.5);
      font-size: 0.85rem;
    }
    .footer-col h5 {
      font-size: 0.95rem;
      margin-bottom: 16px;
      color: var(--gold-light);
    }
    .footer-col ul {
      list-style: none;
      padding: 0;
      margin: 0;
    }
    .footer-col li {
      margin-bottom: 8px;
    }
    .footer-col a {
      color: var(--text-muted);
    }
    .footer-col a:hover {
      color: var(--gold-primary);
    }
    .footer-bottom {
      margin-top: 40px;
      padding-top: 20px;
      border-top: 1px solid rgba(58, 68, 84, 0.3);
      color: #616B7C;
      font-size: 0.8rem;
    }

    /* 移动端响应调整 */
    @media (max-width: 639px) {
      .hero-h1 { font-size: 2rem; }
      .section-title { font-size: 1.6rem; }
      .nav-links { display: none; }
      .coupon-wall-card { margin-top: 24px; }
      .floating-cta-bar { display: none; }
    }

/* roulang page: article */
:root {
      --bg-main: #0A0B0E;
      --bg-secondary: #12151B;
      --bg-card: #1A1F29;
      --bg-card-hover: #222936;
      --gold-primary: #E5A93C;
      --gold-light: #F7C968;
      --gold-dim: rgba(229, 169, 60, 0.15);
      --text-bright: #FFFFFF;
      --text-body: #C4CAD4;
      --text-muted: #8A93A6;
      --border-line: #3A4454;
      --border-gold: rgba(229, 169, 60, 0.25);
      --font-stack: -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    }
    body {
      background-color: var(--bg-main);
      color: var(--text-body);
      font-family: var(--font-stack);
      line-height: 1.8;
      margin: 0;
      padding: 0;
      -webkit-font-smoothing: antialiased;
    }
    a {
      color: var(--gold-primary);
      text-decoration: none;
      transition: color 0.25s ease, transform 0.25s ease;
    }
    a:hover, a:focus {
      color: var(--gold-light);
    }
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(10, 11, 14, 0.96);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border-gold);
    }
    .header-primary {
      padding: 16px 0;
      border-bottom: 1px solid rgba(58, 68, 84, 0.5);
    }
    .brand-logo {
      font-size: 1.6rem;
      font-weight: 900;
      color: var(--gold-primary);
      letter-spacing: 0.08em;
      display: inline-flex;
      align-items: center;
      gap: 8px;
    }
    .brand-badge {
      font-size: 0.7rem;
      padding: 2px 6px;
      background: var(--gold-dim);
      border: 1px solid var(--gold-primary);
      color: var(--gold-light);
      border-radius: 2px;
      font-weight: 600;
    }
    .nav-links {
      display: flex;
      align-items: center;
      gap: 28px;
      list-style: none;
      margin: 0;
      padding: 0;
    }
    .nav-links a {
      color: var(--text-bright);
      font-size: 0.95rem;
      font-weight: 600;
      padding: 6px 0;
      position: relative;
    }
    .nav-links a.active, .nav-links a:hover {
      color: var(--gold-primary);
    }
    .nav-links a.active::after {
      content: '';
      position: absolute;
      bottom: -4px;
      left: 0;
      width: 100%;
      height: 2px;
      background: var(--gold-primary);
    }
    .btn-gold {
      display: inline-block;
      padding: 10px 24px;
      background: linear-gradient(135deg, #E5A93C, #C78D24);
      color: #0A0B0E;
      font-weight: 700;
      font-size: 0.95rem;
      border-radius: 2px;
      border: 1px solid var(--gold-light);
      cursor: pointer;
      box-shadow: 0 4px 14px rgba(229, 169, 60, 0.3);
      transition: all 0.25s ease;
      text-align: center;
    }
    .btn-gold:hover {
      background: linear-gradient(135deg, #F7C968, #E5A93C);
      color: #0A0B0E;
      transform: translateY(-2px);
      box-shadow: 0 6px 20px rgba(229, 169, 60, 0.45);
    }
    .btn-outline {
      display: inline-block;
      padding: 10px 24px;
      background: transparent;
      color: var(--gold-primary);
      font-weight: 700;
      font-size: 0.95rem;
      border-radius: 2px;
      border: 1px solid var(--gold-primary);
      cursor: pointer;
      transition: all 0.25s ease;
      text-align: center;
    }
    .btn-outline:hover {
      background: var(--gold-dim);
      color: var(--gold-light);
      transform: translateY(-2px);
    }
    .steps-nav-bar {
      padding: 10px 0;
      background: #0E1015;
    }
    .step-list {
      display: flex;
      justify-content: space-between;
      list-style: none;
      margin: 0;
      padding: 0;
      overflow-x: auto;
    }
    .step-item a {
      display: flex;
      align-items: center;
      gap: 10px;
      color: var(--text-muted);
      font-size: 0.85rem;
      font-weight: 600;
      white-space: nowrap;
    }
    .step-item a:hover {
      color: var(--gold-light);
    }
    .step-idx {
      color: var(--gold-primary);
      font-weight: 800;
    }
    section {
      padding: 60px 0;
      border-bottom: 1px solid rgba(58, 68, 84, 0.35);
      position: relative;
    }
    .section-alt {
      background-color: var(--bg-secondary);
    }
    .breadcrumb-box {
      font-size: 0.9rem;
      color: var(--text-muted);
      margin-bottom: 24px;
    }
    .breadcrumb-box a {
      color: var(--text-body);
    }
    .breadcrumb-box a:hover {
      color: var(--gold-primary);
    }
    .article-meta-header {
      margin-bottom: 30px;
    }
    .article-title-h1 {
      font-size: 2.3rem;
      line-height: 1.3;
      color: var(--text-bright);
      margin-bottom: 18px;
      font-weight: 800;
      letter-spacing: 0.03em;
    }
    .article-meta-tags {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 16px;
      font-size: 0.85rem;
      color: var(--text-muted);
    }
    .article-tag {
      background: var(--gold-dim);
      border: 1px solid var(--gold-primary);
      color: var(--gold-light);
      padding: 2px 10px;
      border-radius: 2px;
      font-weight: 600;
    }
    .summary-card {
      background: linear-gradient(145deg, #1A1F29, #12151B);
      border-left: 4px solid var(--gold-primary);
      border-top: 1px solid var(--border-gold);
      border-right: 1px solid var(--border-gold);
      border-bottom: 1px solid var(--border-gold);
      padding: 24px 28px;
      border-radius: 4px;
      margin-bottom: 40px;
    }
    .summary-title {
      font-size: 1rem;
      font-weight: 800;
      color: var(--gold-primary);
      margin-bottom: 10px;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .summary-text {
      font-size: 1.05rem;
      line-height: 1.8;
      color: #E2E6EC;
      margin: 0;
    }
    .prose-container {
      max-width: 820px;
      margin: 0 auto;
    }
    .prose-content {
      font-size: 1.06rem;
      line-height: 1.9;
      color: var(--text-body);
    }
    .prose-content p {
      margin-bottom: 1.5rem;
    }
    .prose-content h2 {
      font-size: 1.7rem;
      color: var(--text-bright);
      margin-top: 2.4rem;
      margin-bottom: 1rem;
      font-weight: 800;
      border-bottom: 1px solid rgba(58, 68, 84, 0.5);
      padding-bottom: 8px;
    }
    .prose-content h3 {
      font-size: 1.35rem;
      color: var(--gold-light);
      margin-top: 1.8rem;
      margin-bottom: 0.8rem;
      font-weight: 700;
    }
    .prose-content ul, .prose-content ol {
      margin-bottom: 1.5rem;
      padding-left: 1.4rem;
    }
    .prose-content li {
      margin-bottom: 0.6rem;
    }
    .prose-content blockquote {
      border-left: 3px solid var(--gold-primary);
      padding: 12px 20px;
      background: var(--bg-card);
      color: var(--text-muted);
      margin: 1.5rem 0;
    }
    .prose-content img {
      max-width: 100%;
      height: auto;
      border-radius: 4px;
      border: 1px solid var(--border-line);
      margin: 1.5rem 0;
    }
    .param-spec-table {
      width: 100%;
      border-collapse: collapse;
      margin: 30px 0;
      background: var(--bg-card);
      border: 1px solid var(--border-gold);
    }
    .param-spec-table th, .param-spec-table td {
      padding: 12px 18px;
      border: 1px solid var(--border-line);
      font-size: 0.9rem;
    }
    .param-spec-table th {
      background: rgba(229, 169, 60, 0.1);
      color: var(--gold-light);
      font-weight: 700;
      text-align: left;
    }
    .param-spec-table td {
      color: var(--text-body);
    }
    .copyright-banner {
      background: var(--bg-secondary);
      border: 1px solid var(--border-line);
      padding: 20px 24px;
      border-radius: 4px;
      margin-top: 40px;
      font-size: 0.85rem;
      color: var(--text-muted);
      display: flex;
      flex-direction: column;
      gap: 6px;
    }
    .cta-box-embedded {
      background: linear-gradient(135deg, #1A1F29 0%, #12151B 100%);
      border: 1px solid var(--gold-primary);
      padding: 36px 30px;
      border-radius: 4px;
      margin-top: 48px;
      box-shadow: 0 16px 36px -8px rgba(0, 0, 0, 0.7);
    }
    .cta-box-embedded h3 {
      font-size: 1.5rem;
      color: var(--text-bright);
      margin-bottom: 10px;
      font-weight: 800;
    }
    .cta-box-embedded p {
      font-size: 0.95rem;
      color: var(--text-muted);
      margin-bottom: 20px;
    }
    .post-nav-split {
      display: flex;
      justify-content: space-between;
      gap: 20px;
      margin-top: 40px;
      flex-wrap: wrap;
    }
    .post-nav-card {
      flex: 1;
      min-width: 260px;
      background: var(--bg-card);
      border: 1px solid var(--border-line);
      padding: 16px 20px;
      border-radius: 4px;
      display: block;
      transition: all 0.25s ease;
    }
    .post-nav-card:hover {
      border-color: var(--gold-primary);
      transform: translateY(-2px);
    }
    .post-nav-label {
      font-size: 0.75rem;
      color: var(--gold-primary);
      text-transform: uppercase;
      font-weight: 700;
      margin-bottom: 4px;
    }
    .post-nav-title {
      font-size: 0.95rem;
      color: var(--text-bright);
      font-weight: 600;
      line-height: 1.4;
    }
    .related-card {
      background: var(--bg-card);
      border: 1px solid var(--border-line);
      border-radius: 4px;
      overflow: hidden;
      height: 100%;
      display: flex;
      flex-direction: column;
      transition: all 0.25s ease;
    }
    .related-card:hover {
      border-color: var(--gold-primary);
      transform: translateY(-4px);
    }
    .related-card-img {
      height: 160px;
      width: 100%;
      object-fit: cover;
      background-color: #12151B;
    }
    .related-card-body {
      padding: 20px;
      flex: 1;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .related-card-title {
      font-size: 1.05rem;
      color: var(--text-bright);
      font-weight: 700;
      margin-bottom: 10px;
      line-height: 1.4;
    }
    .related-card-desc {
      font-size: 0.85rem;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 16px;
    }
    .site-footer {
      background: #07080A;
      padding: 64px 0 32px;
      border-top: 1px solid var(--border-line);
    }
    .footer-col h5 {
      color: var(--text-bright);
      font-size: 1rem;
      margin-bottom: 18px;
      font-weight: 700;
      letter-spacing: 0.05em;
    }
    .footer-col ul {
      list-style: none;
      margin: 0;
      padding: 0;
    }
    .footer-col li {
      margin-bottom: 10px;
    }
    .footer-col a {
      color: var(--text-muted);
      font-size: 0.85rem;
    }
    .footer-col a:hover {
      color: var(--gold-primary);
    }
    .footer-bottom {
      margin-top: 48px;
      padding-top: 24px;
      border-top: 1px solid rgba(58, 68, 84, 0.4);
      color: var(--text-muted);
      font-size: 0.8rem;
    }
    @media screen and (max-width: 639px) {
      .article-title-h1 {
        font-size: 1.65rem;
      }
      .site-header .nav-links {
        display: none;
      }
      .summary-card {
        padding: 16px;
      }
    }

/* roulang page: category1 */
:root {
      --bg-main: #0A0B0E;
      --bg-secondary: #12151B;
      --bg-card: #1A1F29;
      --bg-card-hover: #222936;
      --gold-primary: #E5A93C;
      --gold-light: #F7C968;
      --gold-dim: rgba(229, 169, 60, 0.15);
      --text-bright: #FFFFFF;
      --text-body: #C4CAD4;
      --text-muted: #8A93A6;
      --border-line: #3A4454;
      --border-gold: rgba(229, 169, 60, 0.25);
      --font-stack: -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    }
    body {
      background-color: var(--bg-main);
      color: var(--text-body);
      font-family: var(--font-stack);
      line-height: 1.8;
      margin: 0;
      padding: 0;
      -webkit-font-smoothing: antialiased;
    }
    a {
      color: var(--gold-primary);
      text-decoration: none;
      transition: color 0.25s ease, transform 0.25s ease;
    }
    a:hover, a:focus {
      color: var(--gold-light);
    }
    /* 顶部双层导航 */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(10, 11, 14, 0.96);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border-gold);
    }
    .header-primary {
      padding: 16px 0;
      border-bottom: 1px solid rgba(58, 68, 84, 0.5);
    }
    .brand-logo {
      font-size: 1.6rem;
      font-weight: 900;
      color: var(--gold-primary);
      letter-spacing: 0.08em;
      display: inline-flex;
      align-items: center;
      gap: 8px;
    }
    .brand-logo:hover {
      color: var(--gold-light);
    }
    .brand-badge {
      font-size: 0.7rem;
      padding: 2px 6px;
      background: var(--gold-dim);
      border: 1px solid var(--gold-primary);
      color: var(--gold-light);
      border-radius: 2px;
      font-weight: 600;
    }
    .nav-links {
      display: flex;
      align-items: center;
      gap: 28px;
      list-style: none;
      margin: 0;
      padding: 0;
    }
    .nav-links a {
      color: var(--text-bright);
      font-size: 0.95rem;
      font-weight: 600;
      padding: 6px 0;
      position: relative;
    }
    .nav-links a.active, .nav-links a:hover {
      color: var(--gold-primary);
    }
    .nav-links a.active::after {
      content: '';
      position: absolute;
      bottom: -4px;
      left: 0;
      width: 100%;
      height: 2px;
      background: var(--gold-primary);
    }
    .btn-gold {
      display: inline-block;
      padding: 10px 24px;
      background: linear-gradient(135deg, #E5A93C, #C78D24);
      color: #0A0B0E;
      font-weight: 700;
      font-size: 0.95rem;
      border-radius: 2px;
      border: 1px solid var(--gold-light);
      cursor: pointer;
      box-shadow: 0 4px 14px rgba(229, 169, 60, 0.3);
      transition: all 0.25s ease;
      text-align: center;
    }
    .btn-gold:hover {
      background: linear-gradient(135deg, #F7C968, #E5A93C);
      color: #0A0B0E;
      transform: translateY(-2px);
      box-shadow: 0 6px 20px rgba(229, 169, 60, 0.45);
    }
    .btn-outline {
      display: inline-block;
      padding: 10px 24px;
      background: transparent;
      color: var(--gold-primary);
      font-weight: 700;
      font-size: 0.95rem;
      border-radius: 2px;
      border: 1px solid var(--gold-primary);
      cursor: pointer;
      transition: all 0.25s ease;
      text-align: center;
    }
    .btn-outline:hover {
      background: var(--gold-dim);
      color: var(--gold-light);
      transform: translateY(-2px);
    }
    /* 进度步骤导航条 */
    .steps-nav-bar {
      padding: 10px 0;
      background: #0E1015;
    }
    .step-list {
      display: flex;
      justify-content: space-between;
      list-style: none;
      margin: 0;
      padding: 0;
      overflow-x: auto;
    }
    .step-item a {
      display: flex;
      align-items: center;
      gap: 10px;
      color: var(--text-muted);
      font-size: 0.85rem;
      font-weight: 600;
      white-space: nowrap;
    }
    .step-item a:hover {
      color: var(--gold-light);
    }
    .step-idx {
      display: inline-block;
      padding: 1px 6px;
      background: rgba(229, 169, 60, 0.2);
      color: var(--gold-primary);
      border-radius: 2px;
      font-size: 0.75rem;
    }
    /* 通用板块与排版 */
    section {
      padding: 72px 0;
      border-bottom: 1px solid rgba(58, 68, 84, 0.35);
      position: relative;
    }
    .section-alt {
      background-color: var(--bg-secondary);
    }
    .section-header {
      margin-bottom: 44px;
      position: relative;
    }
    .section-tag {
      display: inline-block;
      font-size: 0.75rem;
      text-transform: uppercase;
      font-weight: 800;
      letter-spacing: 0.1em;
      color: var(--gold-primary);
      margin-bottom: 8px;
    }
    .section-title {
      font-size: 2.1rem;
      color: var(--text-bright);
      margin-bottom: 12px;
    }
    .section-desc {
      font-size: 1rem;
      color: var(--text-muted);
      max-width: 780px;
      line-height: 1.75;
      margin-bottom: 0;
    }

    /* 分类页特有组件样式 */
    .cat-head-wrap {
      background: linear-gradient(180deg, #12151B 0%, #0A0B0E 100%);
      padding: 64px 0 48px;
      border-bottom: 1px solid var(--border-gold);
    }
    .cat-meta-strip {
      display: flex;
      gap: 24px;
      margin-top: 24px;
      flex-wrap: wrap;
    }
    .cat-meta-item {
      font-size: 0.85rem;
      color: var(--text-muted);
      background: rgba(26, 31, 41, 0.8);
      border: 1px solid rgba(58, 68, 84, 0.6);
      padding: 6px 14px;
      border-radius: 2px;
    }
    .cat-meta-item strong {
      color: var(--gold-primary);
      margin-right: 4px;
    }

    .filter-bar-card {
      background: var(--bg-card);
      border: 1px solid var(--border-line);
      padding: 16px 24px;
      border-radius: 2px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 16px;
    }
    .filter-pills {
      display: flex;
      gap: 12px;
      flex-wrap: wrap;
    }
    .filter-pill {
      display: inline-block;
      padding: 6px 16px;
      background: #12151B;
      color: var(--text-body);
      border: 1px solid rgba(58, 68, 84, 0.8);
      font-size: 0.85rem;
      border-radius: 2px;
      cursor: pointer;
      transition: all 0.2s ease;
    }
    .filter-pill.active, .filter-pill:hover {
      background: var(--gold-dim);
      border-color: var(--gold-primary);
      color: var(--gold-light);
    }

    .article-poster-card {
      background: var(--bg-card);
      border: 1px solid var(--border-line);
      border-radius: 4px;
      overflow: hidden;
      display: flex;
      flex-direction: column;
      height: 100%;
      box-shadow: 0 12px 30px rgba(0, 0, 0, 0.5);
      transition: transform 0.25s ease, border-color 0.25s ease;
    }
    .article-poster-card:hover {
      transform: translateY(-4px);
      border-color: var(--gold-primary);
    }
    .poster-img-wrap {
      width: 100%;
      height: 220px;
      overflow: hidden;
      position: relative;
    }
    .poster-img-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }
    .article-poster-card:hover .poster-img-wrap img {
      transform: scale(1.04);
    }
    .poster-content {
      padding: 24px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
    }
    .poster-tag {
      font-size: 0.75rem;
      color: var(--gold-primary);
      margin-bottom: 8px;
      font-weight: 700;
    }
    .poster-title {
      font-size: 1.25rem;
      font-weight: 700;
      line-height: 1.4;
      margin-bottom: 12px;
    }
    .poster-title a {
      color: var(--text-bright);
    }
    .poster-title a:hover {
      color: var(--gold-light);
    }
    .poster-desc {
      font-size: 0.9rem;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 20px;
      flex-grow: 1;
    }
    .poster-meta {
      display: flex;
      justify-content: space-between;
      font-size: 0.8rem;
      color: #6C7688;
      border-top: 1px solid rgba(58, 68, 84, 0.4);
      padding-top: 12px;
    }

    .guide-card {
      background: var(--bg-card);
      border: 1px solid rgba(58, 68, 84, 0.6);
      padding: 30px;
      border-radius: 4px;
      height: 100%;
    }
    .guide-num {
      font-size: 2rem;
      font-weight: 900;
      color: var(--gold-primary);
      margin-bottom: 8px;
      line-height: 1;
    }

    .feature-strip-card {
      background: linear-gradient(90deg, #161A22 0%, #1A1F29 100%);
      border-left: 4px solid var(--gold-primary);
      border-top: 1px solid rgba(58, 68, 84, 0.6);
      border-right: 1px solid rgba(58, 68, 84, 0.6);
      border-bottom: 1px solid rgba(58, 68, 84, 0.6);
      padding: 36px;
      border-radius: 2px;
    }

    .faq-accordion-item {
      background: var(--bg-card);
      border: 1px solid rgba(58, 68, 84, 0.6);
      margin-bottom: 16px;
      padding: 22px 28px;
      border-radius: 2px;
    }
    .faq-q {
      font-size: 1.1rem;
      font-weight: 700;
      color: var(--text-bright);
      margin-bottom: 10px;
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .faq-q::before {
      content: 'Q:';
      color: var(--gold-primary);
      font-weight: 900;
    }
    .faq-a {
      font-size: 0.95rem;
      color: var(--text-body);
      line-height: 1.75;
      margin: 0;
    }

    .action-banner-card {
      background: linear-gradient(135deg, #1C222D 0%, #12151B 100%);
      border: 1px solid var(--border-gold);
      padding: 40px;
      border-radius: 4px;
      box-shadow: 0 16px 36px rgba(0,0,0,0.6);
    }

    /* 页脚 */
    .site-footer {
      background-color: #07080A;
      border-top: 1px solid var(--border-line);
      padding: 60px 0 30px;
    }
    .footer-col h5 {
      color: var(--text-bright);
      font-size: 0.95rem;
      font-weight: 700;
      margin-bottom: 18px;
      text-transform: uppercase;
      letter-spacing: 0.05em;
    }
    .footer-col ul {
      list-style: none;
      margin: 0;
      padding: 0;
    }
    .footer-col li {
      margin-bottom: 10px;
    }
    .footer-col a {
      color: var(--text-muted);
      font-size: 0.85rem;
    }
    .footer-col a:hover {
      color: var(--gold-primary);
    }
    .footer-bottom {
      margin-top: 48px;
      padding-top: 24px;
      border-top: 1px solid rgba(58, 68, 84, 0.4);
      color: #555F70;
      font-size: 0.8rem;
    }

    @media (max-width: 639px) {
      .hero-h1 { font-size: 2rem; }
      .section-title { font-size: 1.6rem; }
      .filter-bar-card { flex-direction: column; align-items: flex-start; }
      .poster-img-wrap { height: 180px; }
      .nav-links { display: none; }
    }