.tooltip {
      position: relative;
      display: inline-block;
      cursor: pointer;
    }

    .tooltip .tooltip-text {
      visibility: hidden;
      background-color: #363636; /* Bulma dark color */
      color: #fff;
      text-align: center;
      padding: 6px 12px;
      border-radius: 6px;
      position: absolute;
      z-index: 10;
      bottom: 125%; /* над кнопкой */
      left: 50%;
      transform: translateX(-50%);
      opacity: 0;
      transition: opacity 0.3s;
      white-space: nowrap;
      font-size: 0.875rem;
      box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
    }

    .tooltip:hover .tooltip-text {
      visibility: visible;
      opacity: 1;
    }