/* roulang page: index */
:root {
      --hk-primary: #E63946;
      --hk-primary-dark: #C92A37;
      --hk-primary-soft: rgba(230, 57, 70, 0.08);
      --hk-accent: #FFB703;
      --hk-dark: #131B2A;
      --hk-title: #1D2A44;
      --hk-subtitle: #2B3A55;
      --hk-body: #4A5568;
      --hk-muted: #8D99AE;
      --hk-bg-light: #F8F9FA;
      --hk-border: rgba(0, 0, 0, 0.06);
      --hk-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
      --hk-shadow-hover: 0 12px 28px rgba(230, 57, 70, 0.12);
      --hk-radius-card: 16px;
      --hk-radius-pill: 50px;
    }
    * {
      box-sizing: border-box;
    }
    body {
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      color: var(--hk-body);
      background-color: #FFFFFF;
      line-height: 1.75;
      overflow-x: hidden;
      padding-top: 86px;
    }
    h1, h2, h3, h4, h5, h6 {
      color: var(--hk-title);
      font-weight: 700;
      letter-spacing: -0.02em;
    }
    a {
      text-decoration: none;
      color: inherit;
      transition: all 0.25s ease-in-out;
    }
    a:hover {
      color: var(--hk-primary);
    }
    .hk-capsule-nav-wrapper {
      position: fixed;
      top: 14px;
      left: 0;
      right: 0;
      z-index: 1040;
      padding: 0 16px;
    }
    .hk-capsule-nav {
      max-width: 1120px;
      margin: 0 auto;
      background: rgba(255, 255, 255, 0.94);
      backdrop-filter: blur(14px);
      -webkit-backdrop-filter: blur(14px);
      border: 1px solid rgba(0, 0, 0, 0.08);
      border-radius: var(--hk-radius-pill);
      padding: 10px 24px;
      box-shadow: 0 10px 30px rgba(19, 27, 42, 0.06);
    }
    .hk-brand {
      font-size: 1.35rem;
      font-weight: 800;
      color: var(--hk-primary);
      display: inline-flex;
      align-items: center;
      gap: 8px;
    }
    .hk-brand i {
      font-size: 1.5rem;
    }
    .hk-nav-link {
      font-size: 0.95rem;
      font-weight: 600;
      color: var(--hk-subtitle);
      padding: 6px 16px;
      border-radius: var(--hk-radius-pill);
    }
    .hk-nav-link.active, .hk-nav-link:hover {
      color: var(--hk-primary);
      background: var(--hk-primary-soft);
    }
    .hk-btn-primary {
      background: linear-gradient(135deg, #E63946 0%, #F75A68 100%);
      color: #FFFFFF;
      border: none;
      border-radius: var(--hk-radius-pill);
      padding: 10px 24px;
      font-weight: 600;
      box-shadow: 0 4px 14px rgba(230, 57, 70, 0.3);
      display: inline-flex;
      align-items: center;
      gap: 8px;
      transition: transform 0.25s ease, box-shadow 0.25s ease;
    }
    .hk-btn-primary:hover {
      color: #FFFFFF;
      transform: translateY(-2px);
      box-shadow: 0 8px 22px rgba(230, 57, 70, 0.4);
    }
    .hk-btn-secondary {
      background: #FFFFFF;
      color: var(--hk-title);
      border: 1px solid rgba(0, 0, 0, 0.12);
      border-radius: var(--hk-radius-pill);
      padding: 10px 24px;
      font-weight: 600;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      transition: all 0.25s ease;
    }
    .hk-btn-secondary:hover {
      background: var(--hk-bg-light);
      border-color: var(--hk-primary);
      color: var(--hk-primary);
      transform: translateY(-2px);
    }
    .hk-badge {
      display: inline-block;
      padding: 4px 12px;
      font-size: 0.8rem;
      font-weight: 600;
      border-radius: var(--hk-radius-pill);
      background: var(--hk-primary-soft);
      color: var(--hk-primary);
    }
    .hk-badge-gold {
      background: rgba(255, 183, 3, 0.15);
      color: #B77900;
    }
    .hk-section {
      padding: 80px 0;
      position: relative;
    }
    .hk-section-light {
      background-color: var(--hk-bg-light);
    }
    .hk-card {
      background: #FFFFFF;
      border: 1px solid var(--hk-border);
      border-radius: var(--hk-radius-card);
      padding: 28px;
      box-shadow: var(--hk-shadow);
      transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
      height: 100%;
    }
    .hk-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--hk-shadow-hover);
      border-color: rgba(230, 57, 70, 0.2);
    }
    .hk-hero {
      position: relative;
      background: url('/assets/images/6318c5c063a95549.jpg') center center / cover no-repeat;
      color: #FFFFFF;
      min-height: 580px;
      display: flex;
      align-items: center;
      padding: 100px 0;
    }
    .hk-hero::before {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(135deg, rgba(19, 27, 42, 0.92) 0%, rgba(29, 42, 68, 0.82) 100%);
      z-index: 1;
    }
    .hk-hero .container {
      position: relative;
      z-index: 2;
    }
    .hk-hero h1 {
      color: #FFFFFF;
      font-size: 2.8rem;
      line-height: 1.25;
      font-weight: 800;
    }
    .hk-hero p.lead {
      color: #E2E8F0;
      font-size: 1.15rem;
      max-width: 760px;
      line-height: 1.8;
    }
    .hk-countdown-strip {
      background: rgba(255, 255, 255, 0.1);
      border: 1px solid rgba(255, 255, 255, 0.2);
      border-radius: var(--hk-radius-pill);
      padding: 8px 20px;
      display: inline-flex;
      align-items: center;
      gap: 12px;
      color: #FFF;
      font-size: 0.9rem;
      backdrop-filter: blur(6px);
    }
    .hk-kpi-box {
      border-right: 1px solid rgba(0, 0, 0, 0.08);
      text-align: center;
      padding: 20px 10px;
    }
    .hk-kpi-box:last-child {
      border-right: none;
    }
    .hk-kpi-number {
      font-size: 2.3rem;
      font-weight: 800;
      color: var(--hk-primary);
      line-height: 1;
    }
    .hk-img-box {
      border-radius: var(--hk-radius-card);
      overflow: hidden;
      box-shadow: var(--hk-shadow);
      position: relative;
    }
    .hk-img-box img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
      transition: transform 0.4s ease;
    }
    .hk-card:hover .hk-img-box img {
      transform: scale(1.04);
    }
    .hk-pricing-card {
      position: relative;
      border: 1px solid var(--hk-border);
      border-radius: var(--hk-radius-card);
      background: #FFFFFF;
      padding: 36px 28px;
      box-shadow: var(--hk-shadow);
      transition: all 0.25s ease;
    }
    .hk-pricing-card.featured {
      border: 2px solid var(--hk-primary);
      box-shadow: 0 16px 36px rgba(230, 57, 70, 0.15);
      transform: scale(1.03);
    }
    .hk-pricing-price {
      font-size: 2.4rem;
      font-weight: 800;
      color: var(--hk-title);
    }
    .hk-post-card {
      border: 1px solid var(--hk-border);
      border-radius: var(--hk-radius-card);
      background: #FFFFFF;
      overflow: hidden;
      display: flex;
      flex-direction: column;
      height: 100%;
      transition: all 0.25s ease;
    }
    .hk-post-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--hk-shadow-hover);
    }
    .hk-post-body {
      padding: 22px;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
    }
    .hk-post-title {
      font-size: 1.15rem;
      font-weight: 700;
      color: var(--hk-title);
      margin-bottom: 12px;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
      line-height: 1.45;
    }
    .hk-post-desc {
      font-size: 0.9rem;
      color: var(--hk-body);
      margin-bottom: 16px;
      display: -webkit-box;
      -webkit-line-clamp: 3;
      -webkit-box-orient: vertical;
      overflow: hidden;
      flex-grow: 1;
    }
    .hk-accordion .accordion-item {
      border: 1px solid var(--hk-border);
      border-radius: 12px !important;
      margin-bottom: 14px;
      overflow: hidden;
    }
    .hk-accordion .accordion-button {
      font-weight: 600;
      color: var(--hk-title);
      padding: 18px 24px;
      background: #FFFFFF;
      box-shadow: none;
    }
    .hk-accordion .accordion-button:not(.collapsed) {
      color: var(--hk-primary);
      background: var(--hk-primary-soft);
    }
    .hk-cta-banner {
      background: linear-gradient(135deg, #131B2A 0%, #1D2A44 100%);
      color: #FFFFFF;
      border-radius: 20px;
      padding: 56px 40px;
      position: relative;
      overflow: hidden;
    }
    .hk-footer {
      background-color: var(--hk-dark);
      color: #94A3B8;
      padding: 70px 0 30px;
      font-size: 0.92rem;
    }
    .hk-footer-title {
      color: #FFFFFF;
      font-size: 1.1rem;
      font-weight: 700;
      margin-bottom: 20px;
    }
    .hk-footer a {
      color: #94A3B8;
    }
    .hk-footer a:hover {
      color: #FFFFFF;
    }
    @media (max-width: 991px) {
      body {
        padding-top: 80px;
      }
      .hk-hero h1 {
        font-size: 2.1rem;
      }
      .hk-kpi-box {
        border-right: none;
        border-bottom: 1px solid rgba(0, 0, 0, 0.08);
      }
      .hk-kpi-box:last-child {
        border-bottom: none;
      }
      .hk-pricing-card.featured {
        transform: none;
      }
    }
    @media (max-width: 576px) {
      .hk-hero {
        padding: 60px 0;
      }
      .hk-hero h1 {
        font-size: 1.75rem;
      }
      .hk-section {
        padding: 50px 0;
      }
      .hk-cta-banner {
        padding: 36px 20px;
      }
    }

/* roulang page: article */
:root {
      --hk-primary: #E63946;
      --hk-primary-dark: #C92A37;
      --hk-primary-soft: rgba(230, 57, 70, 0.08);
      --hk-accent: #FFB703;
      --hk-dark: #131B2A;
      --hk-title: #1D2A44;
      --hk-subtitle: #2B3A55;
      --hk-body: #4A5568;
      --hk-muted: #8D99AE;
      --hk-bg-light: #F8F9FA;
      --hk-border: rgba(0, 0, 0, 0.06);
      --hk-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
      --hk-shadow-hover: 0 12px 28px rgba(230, 57, 70, 0.12);
      --hk-radius-card: 16px;
      --hk-radius-pill: 50px;
    }

    body {
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      color: var(--hk-body);
      background-color: #FFFFFF;
      line-height: 1.75;
      overflow-x: hidden;
      padding-top: 86px;
    }

    a {
      text-decoration: none;
      color: inherit;
      transition: all 0.25s ease-in-out;
    }

    a:hover {
      color: var(--hk-primary);
    }

    .hk-capsule-nav-wrapper {
      position: fixed;
      top: 14px;
      left: 0;
      right: 0;
      z-index: 1040;
      padding: 0 16px;
    }

    .hk-capsule-nav {
      max-width: 1120px;
      margin: 0 auto;
      background: rgba(255, 255, 255, 0.94);
      backdrop-filter: blur(14px);
      -webkit-backdrop-filter: blur(14px);
      border: 1px solid rgba(0, 0, 0, 0.08);
      border-radius: var(--hk-radius-pill);
      padding: 10px 24px;
      box-shadow: 0 10px 30px rgba(19, 27, 42, 0.06);
    }

    .hk-brand {
      font-size: 1.35rem;
      font-weight: 800;
      color: var(--hk-primary);
      display: inline-flex;
      align-items: center;
      gap: 8px;
    }

    .hk-brand i {
      font-size: 1.5rem;
    }

    .hk-nav-link {
      font-size: 0.95rem;
      font-weight: 600;
      color: var(--hk-subtitle);
      padding: 6px 16px;
      border-radius: var(--hk-radius-pill);
    }

    .hk-nav-link.active, .hk-nav-link:hover {
      color: var(--hk-primary);
      background: var(--hk-primary-soft);
    }

    .hk-btn-primary {
      background: linear-gradient(135deg, #E63946 0%, #F75A68 100%);
      color: #FFFFFF;
      border: none;
      border-radius: var(--hk-radius-pill);
      padding: 10px 24px;
      font-weight: 600;
      box-shadow: 0 4px 14px rgba(230, 57, 70, 0.3);
      display: inline-flex;
      align-items: center;
      gap: 8px;
      transition: transform 0.25s ease, box-shadow 0.25s ease;
    }

    .hk-btn-primary:hover {
      color: #FFFFFF;
      transform: translateY(-2px);
      box-shadow: 0 8px 22px rgba(230, 57, 70, 0.4);
    }

    .hk-btn-secondary {
      background: #FFFFFF;
      color: var(--hk-title);
      border: 1px solid rgba(0, 0, 0, 0.12);
      border-radius: var(--hk-radius-pill);
      padding: 10px 24px;
      font-weight: 600;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      transition: all 0.25s ease;
    }

    .hk-btn-secondary:hover {
      background: var(--hk-bg-light);
      border-color: var(--hk-primary);
      color: var(--hk-primary);
      transform: translateY(-2px);
    }

    .hk-section {
      padding: 70px 0;
      position: relative;
    }

    .hk-section-light {
      background-color: var(--hk-bg-light);
    }

    .hk-card {
      background: #FFFFFF;
      border: 1px solid var(--hk-border);
      border-radius: var(--hk-radius-card);
      padding: 28px;
      box-shadow: var(--hk-shadow);
      transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
      height: 100%;
    }

    .hk-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--hk-shadow-hover);
      border-color: rgba(230, 57, 70, 0.2);
    }

    /* 文章专有样式与中文排版节奏 */
    .hk-article-header {
      background: linear-gradient(180deg, #FFFFFF 0%, #F8F9FA 100%);
      border-bottom: 1px solid var(--hk-border);
      padding: 48px 0 36px 0;
    }

    .hk-breadcrumb {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 8px;
      font-size: 0.9rem;
      color: var(--hk-muted);
      margin-bottom: 20px;
    }

    .hk-breadcrumb a {
      color: var(--hk-muted);
    }

    .hk-breadcrumb a:hover {
      color: var(--hk-primary);
    }

    .hk-article-title {
      font-size: 2.25rem;
      line-height: 1.35;
      font-weight: 800;
      color: var(--hk-title);
      letter-spacing: -0.02em;
      margin-bottom: 20px;
    }

    .hk-meta-bar {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 18px;
      font-size: 0.88rem;
      color: var(--hk-muted);
    }

    .hk-meta-item {
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }

    .hk-meta-badge {
      display: inline-block;
      padding: 3px 12px;
      font-size: 0.8rem;
      font-weight: 600;
      border-radius: var(--hk-radius-pill);
      background: var(--hk-primary-soft);
      color: var(--hk-primary);
    }

    .hk-article-wrap {
      max-width: 820px;
      margin: 0 auto;
    }

    .hk-keynotes-box {
      background: #FFFFFF;
      border-left: 4px solid var(--hk-primary);
      border-radius: 0 12px 12px 0;
      padding: 24px;
      box-shadow: var(--hk-shadow);
      margin-bottom: 40px;
      border-top: 1px solid var(--hk-border);
      border-right: 1px solid var(--hk-border);
      border-bottom: 1px solid var(--hk-border);
    }

    .hk-keynotes-title {
      font-size: 1.05rem;
      font-weight: 700;
      color: var(--hk-title);
      margin-bottom: 12px;
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .hk-keynotes-list {
      list-style: none;
      padding: 0;
      margin: 0;
    }

    .hk-keynotes-list li {
      position: relative;
      padding-left: 20px;
      font-size: 0.95rem;
      color: var(--hk-subtitle);
      margin-bottom: 8px;
      line-height: 1.6;
    }

    .hk-keynotes-list li::before {
      content: "•";
      position: absolute;
      left: 6px;
      color: var(--hk-primary);
      font-weight: bold;
    }

    .hk-content-render {
      font-size: 1.08rem;
      line-height: 1.85;
      color: #334155;
    }

    .hk-content-render p {
      margin-bottom: 1.4rem;
    }

    .hk-content-render h2 {
      font-size: 1.55rem;
      font-weight: 700;
      color: var(--hk-title);
      margin-top: 2.4rem;
      margin-bottom: 1.1rem;
      padding-bottom: 8px;
      border-bottom: 2px solid #F1F5F9;
      letter-spacing: -0.01em;
    }

    .hk-content-render h3 {
      font-size: 1.25rem;
      font-weight: 700;
      color: var(--hk-subtitle);
      margin-top: 1.8rem;
      margin-bottom: 0.9rem;
    }

    .hk-content-render blockquote, .hk-pull-quote {
      position: relative;
      background: var(--hk-bg-light);
      border-left: 4px solid var(--hk-primary);
      padding: 24px 28px;
      margin: 2rem 0;
      border-radius: 0 12px 12px 0;
      font-style: normal;
      color: var(--hk-subtitle);
      font-size: 1.12rem;
      line-height: 1.75;
    }

    .hk-pull-quote i {
      color: var(--hk-primary);
      font-size: 1.6rem;
      display: block;
      margin-bottom: 10px;
      opacity: 0.8;
    }

    .hk-lead-banner {
      border-radius: var(--hk-radius-card);
      overflow: hidden;
      margin-bottom: 35px;
      box-shadow: var(--hk-shadow);
    }

    .hk-lead-banner img {
      width: 100%;
      height: 380px;
      object-fit: cover;
      display: block;
    }

    .hk-copyright-strip {
      background: #F8FAFC;
      border: 1px dashed rgba(0, 0, 0, 0.12);
      border-radius: 12px;
      padding: 20px 24px;
      margin-top: 48px;
      display: flex;
      flex-wrap: wrap;
      justify-content: space-between;
      align-items: center;
      gap: 16px;
    }

    .hk-author-box {
      background: #FFFFFF;
      border: 1px solid var(--hk-border);
      border-radius: var(--hk-radius-card);
      padding: 28px;
      margin-top: 32px;
      box-shadow: var(--hk-shadow);
      display: flex;
      gap: 20px;
      align-items: center;
    }

    .hk-author-avatar {
      width: 72px;
      height: 72px;
      border-radius: 50%;
      background: var(--hk-primary-soft);
      color: var(--hk-primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.8rem;
      flex-shrink: 0;
    }

    .hk-rel-card {
      border: 1px solid var(--hk-border);
      border-radius: var(--hk-radius-card);
      background: #FFFFFF;
      overflow: hidden;
      display: flex;
      flex-direction: column;
      height: 100%;
      box-shadow: var(--hk-shadow);
      transition: all 0.25s ease;
    }

    .hk-rel-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--hk-shadow-hover);
      border-color: rgba(230, 57, 70, 0.25);
    }

    .hk-rel-thumb {
      height: 180px;
      position: relative;
      overflow: hidden;
    }

    .hk-rel-thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.3s ease;
    }

    .hk-rel-card:hover .hk-rel-thumb img {
      transform: scale(1.05);
    }

    .hk-rel-body {
      padding: 20px;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
    }

    .hk-rel-title {
      font-size: 1.05rem;
      font-weight: 700;
      color: var(--hk-title);
      margin-bottom: 10px;
      line-height: 1.45;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }

    .hk-bottom-strip {
      background: linear-gradient(135deg, #131B2A 0%, #1D2A44 100%);
      color: #FFFFFF;
      padding: 56px 0;
      border-radius: var(--hk-radius-card);
    }

    .hk-footer {
      background: #131B2A;
      color: #94A3B8;
      padding: 70px 0 30px;
      border-top: 1px solid rgba(255, 255, 255, 0.08);
    }

    .hk-footer-brand {
      color: #FFFFFF;
      font-size: 1.4rem;
      font-weight: 800;
      margin-bottom: 16px;
    }

    .hk-footer-title {
      color: #FFFFFF;
      font-size: 1.05rem;
      font-weight: 700;
      margin-bottom: 18px;
    }

    .hk-footer-link {
      color: #94A3B8;
    }

    .hk-footer-link:hover {
      color: #FFFFFF;
    }

    .hk-copyright {
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      padding-top: 24px;
      margin-top: 40px;
      font-size: 0.85rem;
      color: #64748B;
    }

    @media (max-width: 991px) {
      .hk-article-title {
        font-size: 1.85rem;
      }
      .hk-lead-banner img {
        height: 260px;
      }
    }

    @media (max-width: 767px) {
      body {
        padding-top: 76px;
      }
      .hk-article-title {
        font-size: 1.5rem;
      }
      .hk-meta-bar {
        gap: 12px;
        font-size: 0.8rem;
      }
      .hk-author-box {
        flex-direction: column;
        text-align: center;
      }
      .hk-copyright-strip {
        flex-direction: column;
        align-items: flex-start;
      }
    }

/* roulang page: category1 */
:root {
      --hk-primary: #E63946;
      --hk-primary-dark: #C92A37;
      --hk-primary-soft: rgba(230, 57, 70, 0.08);
      --hk-accent: #FFB703;
      --hk-dark: #131B2A;
      --hk-title: #1D2A44;
      --hk-subtitle: #2B3A55;
      --hk-body: #4A5568;
      --hk-muted: #8D99AE;
      --hk-bg-light: #F8F9FA;
      --hk-border: rgba(0, 0, 0, 0.06);
      --hk-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
      --hk-shadow-hover: 0 12px 28px rgba(230, 57, 70, 0.12);
      --hk-radius-card: 16px;
      --hk-radius-pill: 50px;
    }
    body {
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      color: var(--hk-body);
      background-color: #FFFFFF;
      line-height: 1.75;
      overflow-x: hidden;
      padding-top: 86px;
    }
    a {
      text-decoration: none;
      color: inherit;
      transition: all 0.25s ease-in-out;
    }
    a:hover {
      color: var(--hk-primary);
    }
    .hk-capsule-nav-wrapper {
      position: fixed;
      top: 14px;
      left: 0;
      right: 0;
      z-index: 1040;
      padding: 0 16px;
    }
    .hk-capsule-nav {
      max-width: 1120px;
      margin: 0 auto;
      background: rgba(255, 255, 255, 0.94);
      backdrop-filter: blur(14px);
      -webkit-backdrop-filter: blur(14px);
      border: 1px solid rgba(0, 0, 0, 0.08);
      border-radius: var(--hk-radius-pill);
      padding: 10px 24px;
      box-shadow: 0 10px 30px rgba(19, 27, 42, 0.06);
    }
    .hk-brand {
      font-size: 1.35rem;
      font-weight: 800;
      color: var(--hk-primary);
      display: inline-flex;
      align-items: center;
      gap: 8px;
    }
    .hk-brand i {
      font-size: 1.5rem;
    }
    .hk-nav-link {
      font-size: 0.95rem;
      font-weight: 600;
      color: var(--hk-subtitle);
      padding: 6px 16px;
      border-radius: var(--hk-radius-pill);
    }
    .hk-nav-link.active, .hk-nav-link:hover {
      color: var(--hk-primary);
      background: var(--hk-primary-soft);
    }
    .hk-btn-primary {
      background: linear-gradient(135deg, #E63946 0%, #F75A68 100%);
      color: #FFFFFF;
      border: none;
      border-radius: var(--hk-radius-pill);
      padding: 10px 24px;
      font-weight: 600;
      box-shadow: 0 4px 14px rgba(230, 57, 70, 0.3);
      display: inline-flex;
      align-items: center;
      gap: 8px;
      transition: transform 0.25s ease, box-shadow 0.25s ease;
    }
    .hk-btn-primary:hover {
      color: #FFFFFF;
      transform: translateY(-2px);
      box-shadow: 0 8px 22px rgba(230, 57, 70, 0.4);
    }
    .hk-badge {
      display: inline-block;
      padding: 4px 12px;
      font-size: 0.8rem;
      font-weight: 600;
      border-radius: var(--hk-radius-pill);
      background: var(--hk-primary-soft);
      color: var(--hk-primary);
    }
    .hk-section {
      padding: 70px 0;
      position: relative;
    }
    .hk-section-light {
      background-color: var(--hk-bg-light);
    }
    .hk-card {
      background: #FFFFFF;
      border: 1px solid var(--hk-border);
      border-radius: var(--hk-radius-card);
      padding: 28px;
      box-shadow: var(--hk-shadow);
      transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
      height: 100%;
    }
    .hk-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--hk-shadow-hover);
      border-color: rgba(230, 57, 70, 0.2);
    }
    /* Hero: 深色信息面板，左侧入口，右侧 faux 数据榜单 */
    .hk-category-hero-panel {
      background: linear-gradient(135deg, #131B2A 0%, #1E293B 100%);
      border-radius: 24px;
      padding: 48px;
      color: #FFFFFF;
      box-shadow: 0 20px 40px rgba(19, 27, 42, 0.25);
      position: relative;
      overflow: hidden;
    }
    .hk-category-hero-panel::after {
      content: "";
      position: absolute;
      top: -100px;
      right: -100px;
      width: 320px;
      height: 320px;
      background: radial-gradient(circle, rgba(230, 57, 70, 0.2) 0%, rgba(0,0,0,0) 70%);
      border-radius: 50%;
    }
    .hk-cat-h1 {
      font-size: 2.3rem;
      font-weight: 800;
      letter-spacing: -0.02em;
      line-height: 1.3;
      margin-bottom: 16px;
      color: #FFFFFF;
    }
    .hk-faux-board {
      background: rgba(255, 255, 255, 0.05);
      backdrop-filter: blur(10px);
      border: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: var(--hk-radius-card);
      padding: 24px;
    }
    .hk-board-item {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 12px 0;
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }
    .hk-board-item:last-child {
      border-bottom: none;
    }
    .hk-filter-pills {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      justify-content: center;
      margin-top: 10px;
    }
    .hk-pill-btn {
      border: 1px solid var(--hk-border);
      background: #FFFFFF;
      color: var(--hk-subtitle);
      padding: 8px 20px;
      border-radius: var(--hk-radius-pill);
      font-size: 0.9rem;
      font-weight: 600;
      cursor: pointer;
      transition: all 0.2s ease;
    }
    .hk-pill-btn.active, .hk-pill-btn:hover {
      background: var(--hk-primary);
      color: #FFFFFF;
      border-color: var(--hk-primary);
    }
    .hk-post-card {
      border: 1px solid var(--hk-border);
      border-radius: var(--hk-radius-card);
      background: #FFFFFF;
      overflow: hidden;
      display: flex;
      flex-direction: column;
      height: 100%;
      box-shadow: var(--hk-shadow);
      transition: transform 0.25s ease, box-shadow 0.25s ease;
    }
    .hk-post-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--hk-shadow-hover);
    }
    .hk-post-thumb {
      height: 190px;
      overflow: hidden;
      position: relative;
      background: #E2E8F0;
    }
    .hk-post-thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.35s ease;
    }
    .hk-post-card:hover .hk-post-thumb img {
      transform: scale(1.05);
    }
    .hk-post-tag {
      position: absolute;
      top: 12px;
      left: 12px;
      background: rgba(19, 27, 42, 0.75);
      backdrop-filter: blur(4px);
      color: #FFFFFF;
      font-size: 0.75rem;
      padding: 3px 10px;
      border-radius: 20px;
      font-weight: 500;
    }
    .hk-post-body {
      padding: 22px;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
    }
    .hk-post-title {
      font-size: 1.15rem;
      font-weight: 700;
      color: var(--hk-title);
      margin-bottom: 10px;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
      line-height: 1.45;
    }
    .hk-post-desc {
      font-size: 0.88rem;
      color: var(--hk-body);
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
      margin-bottom: 16px;
      line-height: 1.6;
    }
    .hk-post-foot {
      margin-top: auto;
      border-top: 1px solid var(--hk-border);
      padding-top: 12px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 0.82rem;
      color: var(--hk-muted);
    }
    .hk-creator-avatar {
      width: 60px;
      height: 60px;
      border-radius: 50%;
      object-fit: cover;
      border: 2px solid var(--hk-primary);
      margin-bottom: 12px;
    }
    .hk-accordion .accordion-item {
      border: 1px solid var(--hk-border);
      border-radius: 12px !important;
      margin-bottom: 14px;
      overflow: hidden;
      background: #FFFFFF;
    }
    .hk-accordion .accordion-button {
      font-weight: 700;
      color: var(--hk-title);
      background: #FFFFFF;
      padding: 18px 24px;
      box-shadow: none;
    }
    .hk-accordion .accordion-button:not(.collapsed) {
      color: var(--hk-primary);
      background: var(--hk-primary-soft);
    }
    .hk-cta-banner {
      background: linear-gradient(135deg, #E63946 0%, #D90429 100%);
      border-radius: 20px;
      padding: 44px;
      color: #FFFFFF;
      box-shadow: 0 16px 36px rgba(230, 57, 70, 0.25);
    }
    .hk-footer {
      background-color: var(--hk-dark);
      color: #A0AEC0;
      padding: 70px 0 30px;
      border-top: 1px solid rgba(255, 255, 255, 0.08);
    }
    .hk-footer-brand {
      font-size: 1.4rem;
      font-weight: 800;
      color: #FFFFFF;
      margin-bottom: 14px;
    }
    .hk-footer-title {
      font-size: 1rem;
      font-weight: 700;
      color: #FFFFFF;
      margin-bottom: 18px;
    }
    .hk-footer-link {
      color: #A0AEC0;
    }
    .hk-footer-link:hover {
      color: #FFFFFF;
    }
    .hk-copyright {
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      padding-top: 24px;
      font-size: 0.85rem;
      color: #718096;
    }
    @media (max-width: 991.98px) {
      .hk-category-hero-panel {
        padding: 32px 24px;
      }
      .hk-cat-h1 {
        font-size: 1.85rem;
      }
    }

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}