.fbl-cases {
    --fbl-blue: #0E5FC9;
    --fbl-blue-dark: #0A3E86;
    --fbl-orange: #F5871F;
    --fbl-ink: #16202C;
    --fbl-grey: #5C6B7A;
    --fbl-line: #E3E8EE;
    --fbl-bg: #F7F9FC;
    font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    color: var(--fbl-ink);
    background: var(--fbl-bg);
    padding: 64px 20px 80px;
    box-sizing: border-box;
  }
  .fbl-cases * { box-sizing: border-box; }

  .fbl-head {
    max-width: 880px;
    margin: 0 auto 56px;
    text-align: center;
  }
  .fbl-eyebrow {
    display: inline-block;
    font-size: 12px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--fbl-orange);
    font-weight: 700;
    margin-bottom: 14px;
  }
  .fbl-head h2 {
    font-size: clamp(26px, 4vw, 38px);
    line-height: 1.2;
    margin: 0 0 14px;
    color: var(--fbl-blue-dark);
    letter-spacing: -0.01em;
  }
  .fbl-head p {
    font-size: 16px;
    line-height: 1.6;
    color: var(--fbl-grey);
    margin: 0 auto;
    max-width: 620px;
  }

  /* fiber "signal line" connecting the three cards */
  .fbl-track {
    max-width: 1100px;
    margin: 0 auto;
    position: relative;
  }
  .fbl-track::before {
    content: "";
    position: absolute;
    top: 46px;
    left: 6%;
    right: 6%;
    height: 2px;
    background: repeating-linear-gradient(
      90deg,
      var(--fbl-orange) 0px, var(--fbl-orange) 8px,
      transparent 8px, transparent 16px
    );
    opacity: 0.55;
    display: block;
  }

  .fbl-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
    position: relative;
  }
  @media (max-width: 900px) {
    .fbl-grid { grid-template-columns: 1fr; gap: 24px; }
    .fbl-track::before { display: none; }
  }

  .fbl-card {
    background: #fff;
    border: 1px solid var(--fbl-line);
    border-radius: 10px;
    padding: 30px 26px 28px;
    position: relative;
    box-shadow: 0 1px 2px rgba(16,32,60,0.04);
    transition: box-shadow .2s ease, transform .2s ease;
  }
  .fbl-card:hover {
    box-shadow: 0 10px 24px rgba(16,32,60,0.08);
    transform: translateY(-2px);
  }

  .fbl-node {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--fbl-blue);
    border: 3px solid #fff;
    box-shadow: 0 0 0 2px var(--fbl-blue);
    position: absolute;
    top: -7px;
    left: 26px;
  }
  @media (max-width: 900px) { .fbl-node { display: none; } }

  .fbl-country {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 4px;
  }
  .fbl-flag {
    font-size: 22px;
    line-height: 1;
  }
  .fbl-country-name {
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--fbl-blue);
  }
  .fbl-role {
    font-size: 14px;
    color: var(--fbl-grey);
    margin: 2px 0 18px;
  }

  .fbl-card h3 {
    font-size: 18px;
    line-height: 1.4;
    margin: 0 0 14px;
    color: var(--fbl-ink);
  }
  .fbl-card p {
    font-size: 14.5px;
    line-height: 1.7;
    color: #3A4653;
    margin: 0 0 18px;
  }

  .fbl-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    padding-top: 16px;
    border-top: 1px solid var(--fbl-line);
  }
  .fbl-tag {
    font-size: 11.5px;
    font-weight: 600;
    letter-spacing: 0.02em;
    color: var(--fbl-blue-dark);
    background: #EAF1FC;
    border-radius: 4px;
    padding: 4px 9px;
  }

  .fbl-cases p.fbl-note {
    max-width: 700px;
    margin: 44px auto 0;
    text-align: center;
    font-size: 12.5px;
    line-height: 1.7;
    color: #8794A2;
  }