/* ===== About ===== */
  /* Square */
  .ico-sq {
    display: inline-block;
    width: 14px; height: 14px;
    border: 2px solid currentColor;
    flex-shrink: 0;
  }
  /* Hexagon via clip-path */
  .ico-hex {
    display: inline-block;
    width: 18px; height: 18px;
    background: currentColor;
    clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
    flex-shrink: 0;
  }
  /* Star via clip-path */
  .ico-star {
    display: inline-block;
    width: 18px; height: 18px;
    background: currentColor;
    clip-path: polygon(50% 0%, 61% 35%, 98% 35%, 68% 57%, 79% 91%, 50% 70%, 21% 91%, 32% 57%, 2% 35%, 39% 35%);
    flex-shrink: 0;
  }
  .tb-stat {
    background: linear-gradient(180deg, var(--primary-color) 0%, var(--tb-card-2) 100%);
    border: 1px solid var(--primary-color);
    border-radius: 4px;
    padding: 30px 24px;
    text-align: center;
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
    height: 100%;
  }
  .tb-stat::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), color-mix(in srgb, var(--primary-color) 30%, transparent) );
  }
  .tb-stat:hover {
    border-color: var(--primary-color);
    box-shadow: 0 8px 30px color-mix(in srgb, var(--primary-color) 10%, transparent);
    transform: translateY(-4px);
  }
  .tb-stat-icon {
    width: 56px; height: 56px;
    background: rgba(0,212,255,0.1);
    color: var(--primary-color);
    border: 1px solid var(--primary-color);
    border-radius: 4px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    margin-bottom: 16px;
    transition: all 0.3s;
  }
  .tb-stat:hover .tb-stat-icon {
    background: var(--primary-color);
    color: var(--tb-deep);
    box-shadow: 0 0 16px color-mix(in srgb, var(--primary-color) 10%, transparent) ;
  }
  .tb-stat h5 {
    color: #333;
    font-weight: 700;
    font-size: 17px;
    margin-bottom: 8px;
  }
  .tb-stat p {
    color: var(--tb-dim);
    font-size: 13px;
    margin: 0;
  }

  .tb-section.alt{
    margin-bottom: 30px;
    background-color: color-mix(in srgb, var(--primary-color) 5%, transparent);
  }

  /* ===== Advantages ===== */
  .tb-adv {
    background: #fff;
    border: 1px solid var(--primary-color);
    border-radius: 4px;
    padding: 32px 28px;
    transition: all 0.35s;
    height: 100%;
    position: relative;
    overflow: hidden;
  }
  .tb-adv::before {
    content: attr(data-num);
    position: absolute;
    top: -10px;
    right: 10px;
    font-size: 80px;
    font-weight: 900;
    color: rgba(0,212,255,0.06);
    line-height: 1;
  }
  .tb-adv:hover {
    border-color: var(--primary-color);
    box-shadow: 0 8px 30px color-mix(in srgb, var(--primary-color) 10%, transparent) ;
    transform: translateY(-4px);
  }
  .tb-adv-ico {
    width: 56px; height: 56px;
    background: linear-gradient(135deg, rgba(0,212,255,0.15) 0%, rgba(33,150,243,0.15) 100%);
    color: var(--primary-color);
    border: 1px solid var(--tb-line);
    border-radius: 4px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    margin-bottom: 18px;
    transition: all 0.3s;
  }
  .tb-adv:hover .tb-adv-ico {
    background: rgba(255,255,255,0.8);
    color:  var(--primary-color);
    box-shadow: 0 0 20px color-mix(in srgb, var(--primary-color) 10%, transparent) ;
  }
  .tb-adv h5 {
    color: #333;
    font-weight: 700;
    font-size: 18px;
    margin-bottom: 10px;
  }
  .tb-adv p {
    color: #666;
    font-size: 14px;
    line-height: 1.8;
    margin: 0;
  }

  /* ===== Info Cards ===== */
  .tb-info {
    background: #fff;
    border: 1px solid var(--primary-color);
    border-radius: 4px;
    padding: 36px 30px;
    height: 100%;
    transition: all 0.35s;
    position: relative;
    overflow: hidden;
  }
  .tb-info::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 3px; height: 100%;
    background: linear-gradient(180deg, var(--primary-color) 0%, color-mix(in srgb, var(--primary-color) 50%, transparent)  100%);
  }
  .tb-info:hover {
    box-shadow: 0 12px 40px color-mix(in srgb, var(--primary-color) 10%, transparent);
    transform: translateY(-4px);
  }
  .tb-info-head {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--tb-line);
  }
  .tb-info:hover h4{
      color: var(--primary-color);
  }
  .tb-info-ico {
    width: 48px; height: 48px;
    background: #fff;
    color: var(--tb-deep);
    border-radius: 4px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    margin-right: 14px;
    flex-shrink: 0;
  }
  .tb-info h4 {
    color: #333;
    font-weight: 700;
    font-size: 20px;
    margin: 0;
  }
  .tb-info p {
    color:#666;
    font-size: 14px;
    line-height: 2;
    text-align: justify;
    margin: 0;
  }