:root {
      --jbl4-color-primary: #0f766e;
      --jbl4-color-accent: #14b8a6;
      --jbl4-color-deep: #0f172a;
      --jbl4-color-bg: #f3f7f8;
      --jbl4-color-panel: #ffffff;
      --jbl4-color-soft: #e6fffb;
      --jbl4-color-text: #111827;
      --jbl4-color-muted: #64748b;
      --jbl4-color-border: #d7e2e5;
      --jbl4-color-gradient: linear-gradient(135deg, #0f766e 0%, #14b8a6 100%);
    }

    * {
      box-sizing: border-box;
      margin: 2px;
      padding: 2px;
    }

    body.jbl4-shell-body {
      background: var(--jbl4-color-bg);
      color: var(--jbl4-color-text);
      font: 14px/1.45 Arial, "Microsoft YaHei", sans-serif;
    }

    a {
      color: inherit;
      text-decoration: none;
    }

    a:focus-visible {
      outline: 2px solid var(--jbl4-color-accent);
      outline-offset: 1px;
    }

    img {
      max-width: 100%;
      display: block;
      object-fit: cover;
    }

    .jbl4-site-header,
    .jbl4-site-footer {
      background: var(--jbl4-color-panel);
      border-bottom: 1px solid var(--jbl4-color-border);
    }

    .jbl4-site-footer {
      border-top: 1px solid var(--jbl4-color-border);
      border-bottom: 0;
      color: var(--jbl4-color-muted);
    }

    .jbl4-site-headwrap,
    .jbl4-site-footwrap,
    .jbl4-main-wrap {
      max-width: 1080px;
      margin: 0 auto;
    }

    .jbl4-site-headwrap {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 2px;
    }

    .jbl4-site-brand,
    .jbl4-site-footbrand {
      color: var(--jbl4-color-primary);
      font-size: 18px;
      font-weight: 700;
      white-space: nowrap;
    }

    .jbl4-site-nav {
      display: flex;
      gap: 2px;
      overflow-x: auto;
    }

    .jbl4-site-link {
      border-left: 3px solid transparent;
      padding: 2px 6px;
      white-space: nowrap;
    }

    .jbl4-site-link:hover {
      border-left-color: var(--jbl4-color-accent);
      background: var(--jbl4-color-soft);
    }

    .jbl4-main-wrap {
      display: block;
    }

    .jbl4-seo-head {
      background: var(--jbl4-color-panel);
      border: 1px solid var(--jbl4-color-border);
      border-left: 4px solid var(--jbl4-color-primary);
    }

    .jbl4-page-title {
      font-size: 18px;
      font-weight: 700;
      color: var(--jbl4-color-deep);
      line-height: 1.35;
    }

    .jbl4-page-desc {
      color: var(--jbl4-color-muted);
    }

    .jbl4-block-head {
      display: flex;
      align-items: center;
      justify-content: space-between;
      border-left: 4px solid var(--jbl4-color-primary);
      background: var(--jbl4-color-panel);
    }

    .jbl4-block-title {
      font-size: 18px;
      font-weight: 700;
      color: var(--jbl4-color-deep);
    }

    .jbl4-block-more {
      color: var(--jbl4-color-primary);
      white-space: nowrap;
    }

    .jbl4-live-board,
    .jbl4-news-board,
    .jbl4-live-stateboard,
    .jbl4-topic-board {
      background: var(--jbl4-color-panel);
      border: 1px solid var(--jbl4-color-border);
    }

    .jbl4-live-row {
      display: grid;
      grid-template-columns: 56px minmax(0, 1fr) auto minmax(0, 1fr) 58px;
      align-items: center;
      border-bottom: 1px solid var(--jbl4-color-border);
      min-height: 38px;
    }

    .jbl4-live-time {
      color: var(--jbl4-color-primary);
      font-weight: 700;
      white-space: nowrap;
    }

    .jbl4-live-team {
      min-width: 0;
      display: flex;
      align-items: center;
      gap: 2px;
      overflow: hidden;
      text-overflow: ellipsis;
      white-space: nowrap;
    }

    .jbl4-live-away {
      justify-content: flex-end;
      text-align: right;
    }

    .jbl4-live-logo {
      width: 30px;
      height: 30px;
      flex: 0 0 30px;
      border: 1px solid var(--jbl4-color-border);
      background: var(--jbl4-color-soft);
    }

    .jbl4-live-name {
      width: 72px;
      min-width: 0;
      display: inline-block;
      overflow: hidden;
      text-overflow: ellipsis;
      white-space: nowrap;
    }

    .jbl4-state-teamname {
      width: 100%;
      min-width: 0;
      display: block;
      overflow: hidden;
      text-overflow: ellipsis;
      white-space: nowrap;
    }

    .jbl4-live-away .jbl4-live-name,
    .jbl4-state-away {
      text-align: right;
    }

    .jbl4-live-score {
      color: var(--jbl4-color-deep);
      font-weight: 700;
      text-align: center;
      white-space: nowrap;
    }

    .jbl4-live-action {
      background: var(--jbl4-color-gradient);
      color: #fff;
      text-align: center;
      white-space: nowrap;
    }

    .jbl4-news-row {
      display: grid;
      grid-template-columns: 28px 1fr auto;
      align-items: center;
      border-bottom: 1px dotted var(--jbl4-color-border);
      min-height: 30px;
    }

    .jbl4-news-index {
      width: 50px;
      color: var(--jbl4-color-primary);
      font-weight: 700;
    }

    .jbl4-news-title {
      overflow: hidden;
      text-overflow: ellipsis;
      white-space: nowrap;
    }

    .jbl4-news-date {
      color: var(--jbl4-color-muted);
      white-space: nowrap;
    }

    .jbl4-state-row {
      display: grid;
      grid-template-columns: minmax(0, 1fr) 62px;
      align-items: center;
      border-bottom: 1px solid var(--jbl4-color-border);
      min-height: 34px;
    }

    .jbl4-state-match {
      min-width: 0;
      display: grid;
      grid-template-columns: 30px minmax(0, 1fr) 34px minmax(0, 1fr) 30px;
      align-items: center;
      gap: 2px;
      overflow: hidden;
      white-space: nowrap;
    }

    .jbl4-state-center {
      display: grid;
      justify-items: center;
      align-items: center;
      min-width: 34px;
      line-height: 1.2;
    }

    .jbl4-state-time {
      color: var(--jbl4-color-primary);
      font-size: 12px;
      line-height: 1.2;
      font-weight: 700;
      white-space: nowrap;
    }

    .jbl4-state-link {
      color: var(--jbl4-color-primary);
      border: 1px solid var(--jbl4-color-accent);
      white-space: nowrap;
    }

    .jbl4-topic-board {
      display: flex;
      flex-wrap: wrap;
    }

    .jbl4-topic-row {
      flex: 1 1 156px;
      border-left: 4px solid var(--jbl4-color-accent);
      background: var(--jbl4-color-soft);
      min-width: 0;
    }

    .jbl4-topic-title {
      display: block;
      overflow: hidden;
      text-overflow: ellipsis;
      white-space: nowrap;
      font-weight: 700;
    }

    .jbl4-topic-meta {
      color: var(--jbl4-color-muted);
    }

    .jbl4-site-footnote,
    .jbl4-site-contact {
      color: var(--jbl4-color-muted);
    }

    @media (min-width:1024px) {
      body.jbl4-shell-body {
        font-size: 16px;
      }

      .jbl4-main-wrap {
        max-width: 1080px;
      }

      .jbl4-live-row {
        grid-template-columns: 78px minmax(0, 1fr) auto minmax(0, 1fr) 76px;
      }

      .jbl4-live-logo {
        width: auto;
        height: auto;
        max-width: 34px;
        max-height: 34px;
        flex: 0 1 auto;
      }

      .jbl4-state-row {
        grid-template-columns: minmax(0, 1fr) 90px;
      }

      .jbl4-state-match {
        grid-template-columns: 34px minmax(0, 1fr) 40px minmax(0, 1fr) 34px;
      }

      .jbl4-live-name {
        width:220px;
      }

      .jbl4-state-teamname {
        width:100%;
      }
    }
  
    /* jbl4 sticky footer layout */
    html,
    body {
      min-height: 100%;
    }

    body.jbl4-shell-body {
      min-height: 100vh;
      display: flex;
      flex-direction: column;
    }

    .jbl4-main-wrap {
      width: 100%;
      flex: 1 0 auto;
    }

    .jbl4-site-footer {
      flex-shrink: 0;
      margin-top: auto;
    }