.mc-obs-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
  .mc-obs-card { background: #fff; border: 1px solid var(--mc-line); border-radius: 12px; padding: 24px 22px; transition: transform .3s, box-shadow .3s; }
  .mc-obs-card:hover { transform: translateY(-3px); box-shadow: var(--mc-shadow); }
  .mc-obs-card h3 { font-size: 15px; font-weight: 700; line-height: 1.6; margin-bottom: 10px; }
  .mc-obs-card p { font-size: 12px; color: var(--mc-text-2); line-height: 1.85; }
  .mc-obs-chart { height: 110px; margin-top: 16px; display: grid; place-items: center; position: relative; }

  .mc-bd-grid { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 24px; background: #fff; border: 1px solid var(--mc-line); border-radius: 14px; padding: 28px; }
  .mc-bd-table { font-size: 12.5px; }
  .mc-bd-row { display: grid; grid-template-columns: 110px 1fr auto; gap: 12px; padding: 12px 0; border-bottom: 1px dashed var(--mc-line); align-items: center; }
  .mc-bd-row:last-child { border-bottom: none; }
  .mc-bd-row .name { font-weight: 700; }
  .mc-bd-row .name small { display: block; color: var(--mc-text-3); font-weight: 500; font-size: 10.5px; margin-top: 2px; }
  .mc-bd-row .pct { font-family: var(--mc-font-en); font-weight: 800; font-size: 18px; }
  .mc-bd-row .pct small { display: block; font-size: 10.5px; color: var(--mc-text-3); font-weight: 500; }
  .mc-bd-row.is-accent .pct { color: var(--mc-red); }
  .mc-bd-row.is-accent .bar { background: var(--mc-red); }

  .mc-bd-rules { background: #fff; border: 1px solid var(--mc-red); border-radius: 12px; padding: 20px 22px; }
  .mc-bd-rules h4 { font-size: 13.5px; font-weight: 700; color: var(--mc-red); display: flex; align-items: center; gap: 10px; margin-bottom: 16px; }
  .mc-bd-rules ul { display: grid; gap: 10px; }
  .mc-bd-rules li { display: flex; align-items: flex-start; gap: 10px; font-size: 12.5px; color: var(--mc-text); line-height: 1.7; }
  .mc-bd-rules li::before { content: "✓"; color: var(--mc-red); font-weight: 700; flex-shrink: 0; }

  .mc-insight-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
  .mc-insight-card { background: #fff; border: 1px solid var(--mc-line); border-radius: 12px; padding: 24px 22px; transition: transform .3s, box-shadow .3s; }
  .mc-insight-card:hover { transform: translateY(-3px); box-shadow: var(--mc-shadow); }
  .mc-insight-icon { color: var(--mc-red); margin-bottom: 14px; }
  .mc-insight-card h4 { font-size: 14.5px; font-weight: 700; line-height: 1.6; margin-bottom: 10px; }
  .mc-insight-card p { font-size: 12px; color: var(--mc-text-2); line-height: 1.85; }

  @media (max-width: 960px) {
    .mc-obs-grid { grid-template-columns: repeat(2, 1fr); }
    .mc-bd-grid { grid-template-columns: 1fr; }
    .mc-insight-grid { grid-template-columns: repeat(2, 1fr); }
  }
  @media (max-width: 640px) {
    .mc-obs-grid { grid-template-columns: 1fr; }
    .mc-insight-grid { grid-template-columns: 1fr; }
  }