.cacar-blog-category-nav,
.cacar-blog-category-nav * {
  box-sizing: border-box;
}

.cacar-blog-category-nav {
  width: 100%;
  background: #fff;
}

.cacar-blog-category-nav__inner {
  width: min(1360px, calc(100% - 48px));
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-bottom: 1px solid #e8e8e8;
}

.cacar-blog-category-nav a {
  position: relative;
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 18px 20px;

  font-family: Georgia, "Times New Roman", serif;
  font-size: 15px;
  line-height: 1.3;
  color: #171717;
  text-decoration: none;
  text-align: center;

  transition: color .25s ease;
}

.cacar-blog-category-nav a:not(:last-child)::after {
  content: "";
  position: absolute;
  right: 0;
  top: 25%;
  width: 1px;
  height: 50%;
  background: #dedede;
}

.cacar-blog-category-nav a::before {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -1px;
  width: 0;
  height: 2px;
  background: #99001b;
  transform: translateX(-50%);
  transition: width .25s ease;
}

.cacar-blog-category-nav a:hover {
  color: #99001b;
}

.cacar-blog-category-nav a:hover::before {
  width: 42px;
}

/* 当前分类高亮 */
.cacar-blog-category-nav a.is-active {
  color: #99001b;
}

.cacar-blog-category-nav a.is-active::before {
  width: 42px;
}

/* Tablet */
@media (max-width: 1024px) {
  .cacar-blog-category-nav__inner {
    width: min(100% - 32px, 1360px);
  }
}

/* Mobile */
@media (max-width: 767px) {
  .cacar-blog-category-nav__inner {
    width: 100%;
    grid-template-columns: 1fr 1fr;
  }

  .cacar-blog-category-nav a {
    min-height: 62px;
    padding: 14px 10px;
    font-size: 13px;
    border-bottom: 1px solid #e8e8e8;
  }

  .cacar-blog-category-nav a:nth-child(2n)::after {
    display: none;
  }
}