.kobe-float {
    position: fixed;
    left: 12px;
    bottom: 20px;
    z-index: 997;
  }
  
  .kobe-trigger {
    width: 62px;
    height: 62px;
    border-radius: 50%;
    border: 0;
    cursor: pointer;
    color: #fff;
    font-size: 11px;
    font-weight: 700;
    line-height: 1.2;
    background: linear-gradient(135deg, #2c5db4 0%, #1e3d6e 100%);
    box-shadow: 0 10px 24px rgba(30, 61, 110, 0.28);
  }
  
  #_kobe_panel {
    position: fixed;
    left: 12px;
    bottom: 94px;
    width: 330px;
    max-width: calc(100vw - 84px);
    max-height: 440px;
    z-index: 997;
    background: #fff;
    border-radius: 12px;
    border: 1px solid #e5e7eb;
    box-shadow: 0 16px 36px rgba(0, 0, 0, 0.14);
    display: none;
    overflow: hidden;
  }
  
  #_kobe_panel.is-open {
    display: flex;
    flex-direction: column;
  }
  
  #_kobe_panel .kobe-panel-header {
    padding: 12px 14px;
    color: #fff;
    font-size: 14px;
    font-weight: 700;
    background: linear-gradient(135deg, #2c5db4 0%, #1e3d6e 100%);
    display: flex;
    align-items: center;
    justify-content: space-between;
  }
  
  #_kobe_panel .kobe-panel-close {
    border: 0;
    width: 28px;
    height: 28px;
    border-radius: 8px;
    cursor: pointer;
    color: #fff;
    background: rgba(255, 255, 255, 0.2);
  }
  
  #_kobe_panel .kobe-panel-body {
    padding: 14px;
    overflow-y: auto;
    font-size: 14px;
    color: #1f2937;
    line-height: 1.6;
  }
  
  #_kobe_panel .kobe-panel-body p {
    margin: 0 0 0.5em 0;
  }
  
  #_kobe_panel .kobe-panel-body p:last-child {
    margin-bottom: 0;
  }
  
  #_kobe_panel .kobe-panel-cta {
    display: none;
    border-top: 1px solid #e5e7eb;
    padding: 12px 14px 14px;
  }
  
  #_kobe_panel .kobe-cta-btn {
    display: block;
    width: 100%;
    border-radius: 8px;
    text-decoration: none;
    text-align: center;
    color: #fff;
    font-size: 14px;
    font-weight: 600;
    padding: 11px 12px;
    background: linear-gradient(135deg, #2c5db4 0%, #1e3d6e 100%);
  }
  
  #_kobe_panel .kobe-chart-area {
    display: none;
    border-top: 1px solid #e5e7eb;
    padding: 10px 14px;
  }
  
  #_kobe_panel .kobe-chart-title {
    font-size: 12px;
    color: #374151;
    font-weight: 700;
    margin-bottom: 8px;
  }
  
  #_kobe_panel .kobe-chart-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 12px;
  }
  
  #_kobe_panel .kobe-chart-table th,
  #_kobe_panel .kobe-chart-table td {
    border: 1px solid #e5e7eb;
    padding: 6px;
  }
  
  /* Inline summary cards (rendered from JSON in message text) */
  #_kobe_panel .kobe-inline-cards {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin: 8px 0;
  }
  #_kobe_panel .kobe-inline-card {
    flex: 1 1 0;
    min-width: 80px;
    background: linear-gradient(135deg, #f0f5ff 0%, #e8eef9 100%);
    border: 1px solid #d4dff0;
    border-radius: 8px;
    padding: 10px 10px 8px;
    text-align: center;
  }
  #_kobe_panel .kobe-inline-card-label {
    display: block;
    font-size: 11px;
    color: #6b7280;
    font-weight: 500;
    margin-bottom: 4px;
  }
  #_kobe_panel .kobe-inline-card-value {
    display: block;
    font-size: 18px;
    font-weight: 700;
    color: #1e3d6e;
  }
  /* Inline bar chart */
  #_kobe_panel .kobe-inline-bars {
    margin: 8px 0;
  }
  #_kobe_panel .kobe-inline-bar-row {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 5px;
  }
  #_kobe_panel .kobe-inline-bar-label {
    flex: 0 0 60px;
    font-size: 11px;
    color: #374151;
    text-align: right;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
  #_kobe_panel .kobe-inline-bar-track {
    flex: 1;
    height: 14px;
    background: #e5e7eb;
    border-radius: 7px;
    overflow: hidden;
  }
  #_kobe_panel .kobe-inline-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, #2c5db4, #4a7fd7);
    border-radius: 7px;
    transition: width 0.4s ease;
  }
  #_kobe_panel .kobe-inline-bar-val {
    flex: 0 0 32px;
    font-size: 11px;
    color: #374151;
    font-weight: 600;
  }
  /* Inline pie list */
  #_kobe_panel .kobe-inline-pie-list {
    margin: 8px 0;
    padding-left: 18px;
    font-size: 12px;
    color: #374151;
  }
  #_kobe_panel .kobe-inline-pie-list li {
    margin-bottom: 3px;
  }
  /* Inline JSON fallback */
  #_kobe_panel .kobe-inline-json {
    white-space: pre-wrap;
    font-size: 11px;
    color: #6b7280;
    background: #f9fafb;
    border: 1px solid #e5e7eb;
    border-radius: 6px;
    padding: 8px 10px;
    margin: 8px 0;
    overflow-x: auto;
  }
  
  #_kobe_panel .kobe-panel-ruby-hint {
    border-top: 1px solid #e5e7eb;
    font-size: 12px;
    color: #6b7280;
    padding: 10px 14px 14px;
  }
  
  #_kobe_panel .kobe-ruby-link {
    color: #2c5db4;
    text-decoration: none;
    font-weight: 700;
  }
  
  @media (max-width: 1000px) {
    .kobe-float {
      left: 8px;
      bottom: 18px;
    }
    .kobe-trigger {
      width: 56px;
      height: 56px;
      font-size: 10px;
    }
    #_kobe_panel {
      left: 8px;
      bottom: 84px;
      width: 286px;
      max-width: calc(100vw - 64px);
    }
  }