/* ── placeholder sections above / below ── */
    .placeholder {
      height: 60vh;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.1rem;
      color: #888;
      background: #e8e8e8;
      border-bottom: 1px solid #d0d0d0;
    }

    /* ── two-column wrapper ── */
    .two-col {
      display: flex;
      align-items: center;
      justify-content: space-between;
      max-width: 1200px;
      margin: 0 auto;
      padding: 70px 24px;
      gap: 70px;
    }

    /* ── LEFT: sticky column ── */
    .left-col {
      flex: 0 0 400px;
      position: sticky;
      top: 80px;          /* distance from viewport top while sticky */
      align-self: flex-start;
    }

    .left-col h2 {
      font-size: 48px;
      font-weight: 700;
      line-height: 1.25;
      margin-bottom: 16px;
    }

    .left-col h2 .muted {
      color: #aaa;
      font-weight: 600;
    }

    .left-col p {
      font-size: 22px;
      color: #555;
      line-height: 1.6;
      margin-bottom: 24px;
    }

    .btn-primary {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      background: #2563eb;
      color: #fff;
      font-size: 0.82rem;
      font-weight: 500;
      padding: 9px 18px;
      border-radius: 6px;
      text-decoration: none;
      border: none;
      cursor: pointer;
    }

    .btn-primary svg {
      width: 14px;
      height: 14px;
      stroke: #fff;
      fill: none;
      stroke-width: 2.5;
      stroke-linecap: round;
      stroke-linejoin: round;
    }

    /* ── RIGHT: scrollable solution list ── */
    .right-col {
      flex: 1;
      min-width: 0;
    }

    .solution-item {
      display: flex;
      align-items: flex-start;
      gap: 16px;
      padding: 20px 0;
      border-bottom: 1px solid #e0e0e0;
    }

    .solution-item:first-child {
      border-top: 1px solid #e0e0e0;
    }

    /* icon badge */
    .icon-wrap {
      flex-shrink: 0;
      width: 38px;
      height: 38px;
      border-radius: 50%;
      background: #ffffff;
      display: flex;
      align-items: center;
      justify-content: center;
      margin-top: 2px;
      box-shadow: rgba(149, 157, 165, 0.2) 0px 8px 24px;
    }

    .icon-wrap svg {
      width: 17px;
      height: 17px;
      stroke: #2563eb;
      fill: none;
      stroke-width: 1.8;
      stroke-linecap: round;
      stroke-linejoin: round;
      
    }
    

    .solution-text h3 {
      font-size:18px;
      font-weight: 600;
      margin-bottom: 4px;
      color: #111;
    }

    .solution-text p {
      font-size: 16px;
      color: #777;
      line-height: 1.5;
    }

    /* ── MOBILE: single-column layout (max-width: 767px) ── */
    @media (max-width: 767px) {

      .two-col {
        flex-direction: column;
        padding: 40px 20px 48px;
        gap: 32px;
      }

      /* disable sticky on mobile – left col flows naturally */
      .left-col {
        flex: none;
        width: 100%;
        position: static;
        text-align: center;
      }

      .left-col h2 {
        font-size: 24px;
        margin-bottom: 12px;
      }

      .left-col p {
        font-size: 16px;
        margin-bottom: 20px;
      }

      /* center the button on mobile */
      .left-col .btn-primary {
        display: inline-flex;
      }

      .right-col {
        width: 100%;
      }

      .solution-item {
        gap: 14px;
        padding: 16px 0;
      }

      .icon-wrap {
        width: 36px;
        height: 36px;
      }

      .icon-wrap svg {
        width: 16px;
        height: 16px;
      }

      .solution-text h3 {
        font-size: 16px;
      }

      .solution-text p {
        font-size: 13px;
      }
    }

    /* ── very small screens (max-width: 359px) ── */
    @media (max-width: 359px) {

      .two-col {
        padding: 32px 16px 40px;
      }

      .left-col h2 {
        font-size: 1.35rem;
      }
    }