:root {
  --button-radius: 4px;
}

.about-menu {
  margin-top: -33px; 
  position: relative;
  z-index: 10;
}

.about-menu .menu-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center; 
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 15px;
  list-style: none;
}

.about-menu .menu-grid li {
  flex: 0 0 calc(20% - 16px); 
  margin: 8px;
  box-sizing: border-box;
}

.about-menu .menu-grid li a {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 55px;              
  font-size: 16px;
  color: #333;
  text-decoration: none;
  background: #ffffff;
  border-radius: var(--button-radius);
  /* border: 1px solid var(--color-primary);  */
  transition: all 0.25s ease-in-out;
  padding: 0 10px;
  text-align: center;
  box-shadow: 0 2px 6px rgb(0 0 0 / 14%);
}


.about-menu .menu-grid li.active a,
.about-menu .menu-grid li a:hover {
  background: var(--color-primary);
  color: #ffffff; 
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1); 
}


@media screen and (max-width: 1024px) {
  .about-menu {
    margin-top: 15px; 
    padding: 10px 0;
  }
  
  .about-menu .menu-grid li {
    flex: 0 0 calc(33.33% - 12px);
    margin: 6px;
  }
  
  .about-menu .menu-grid li a {
    height: 48px; 
    font-size: 15px;
  }
}


@media screen and (max-width: 768px) {
  .about-menu {
    margin-top: 10px;
    padding: 10px 0;
  }

  .about-menu .menu-grid {
    padding: 0 10px; 
  }

  .about-menu .menu-grid li {
    flex: 0 0 calc(50% - 10px); 
    margin: 5px;
  }

  .about-menu .menu-grid li a {
    height: 44px;  
    font-size: 14px; 
    padding: 0 6px;
  }
}


@media screen and (max-width: 375px) {
  .about-menu .menu-grid li a {
    font-size: 13px; 
  }
}