.page21-section {
  margin-top: 120px;
  background-color: #FAFAFB;
  padding: 80px 0 57px;
}

.page21-section .container .page21-title {
  color: #111;
  font-size: 40px;
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: 50px;
  letter-spacing: -0.5px;
}

.page21-section .container .page21-meta {
  display: flex;
  align-items: center;
  gap: 90px;
}

.page21-section .container .page21-meta .page21-date {
  display: flex;
  align-items: center;
  gap: 8px;
  color: #111;
  font-size: 16px;
  font-weight: 700;
}

.page21-section .container .page21-meta .page21-date .page21-icon {
  width: 20px;
  height: 20px;
}

.page21-section .container .page21-meta .page21-tag {
  color: #656565;
  font-size: 16px;
  font-weight: 400;
}

.page21-section .container .page21-meta .page21-tag span {
  color: #111;
}

@media (max-width: 1024px) {
  .page21-section .container .page21-title {
    font-size: 32px;
  }
}

@media (max-width: 768px) {
  .page21-section {
    padding: 60px 0 40px;
  }
  .page21-section .container {
    padding: 32px 20px;
  }
  .page21-section .container .page21-title {
    font-size: 26px;
  }
  .page21-section .container .page21-meta {
    flex-wrap: wrap;
    gap: 16px;
  }
}

.page22-section {
  padding: 140px 0;
}

.page22-section .container {
  display: flex;
  gap: 137px;
}

.page22-section .container .page22-main {
  width: 1062px;
  min-width: 0;
}

.page22-section .container .page22-main .page22-article {
  margin-bottom: 40px;
}

.page22-section .container .page22-main .page22-article p {
  color: #111;
  font-size: 16px;
  line-height: 1.8;
  margin-bottom: 20px;
}

.page22-section .container .page22-main .page22-article h3 {
  color: #111;
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 16px;
}

.page22-section .container .page22-main .page22-article ul {
  list-style: disc;
  padding-left: 24px;
  margin-bottom: 20px;
}

.page22-section .container .page22-main .page22-article ul li {
  color: #111;
  font-size: 16px;
  line-height: 1.8;
  margin-bottom: 12px;
}

.page22-section .container .page22-main .page22-image {
  margin-bottom: 40px;
  border-radius: 8px;
  overflow: hidden;
}

.page22-section .container .page22-main .page22-image img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

.page22-section .container .page22-main .page22-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 30px;
  margin-top: 40px;
  height: 60px;
  border: 1px solid #E9E9E9;
  background: #FFF;
}

.page22-section .container .page22-main .page22-nav .page22-nav-link {
  color: #111;
  font-size: 16px;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 8px;
}

.page22-section .container .page22-main .page22-nav .page22-nav-link:hover {
  color: #1976D2;
}

.page22-section .container .page22-sidebar {
  flex: 0 0 400px;
}

.page22-section .container .page22-sidebar .page22-search-wrap {
  display: flex;
  align-items: center;
  border: 1px solid #E9E9E9;
  border-radius: 8px;
  padding: 14px 22px;
  background-color: #FFFFFF;
  margin-bottom: 50px;
}

.page22-section .container .page22-sidebar .page22-search-wrap .page22-search {
  flex: 1;
  border: none;
  outline: none;
  font-size: 16px;
  color: #111;
}

.page22-section .container .page22-sidebar .page22-search-wrap .page22-search::placeholder {
  color: #9E9E9E;
}

.page22-section .container .page22-sidebar .page22-search-wrap .page22-search-icon {
  color: #717378;
}

.page22-section .container .page22-sidebar .page22-sidebar-block {
  background-color: #FFFFFF;
  margin-bottom: 65px;
}

.page22-section .container .page22-sidebar .page22-sidebar-block .page22-sidebar-title {
  color: #222;
  font-size: 20px;
  font-weight: 400;
  margin-bottom: 18px;
}

.page22-section .container .page22-sidebar .page22-sidebar-block .page22-recommend-list {
  list-style: none;
  border-radius: 10px;
  background: #FAFAFB;
  padding: 22px;
}

.page22-section .container .page22-sidebar .page22-sidebar-block .page22-recommend-list li {
  margin-bottom: 20px;
  padding-bottom: 19px;
  border-bottom: 1px solid #E9E9E9;
}

.page22-section .container .page22-sidebar .page22-sidebar-block .page22-recommend-list li:last-child {
  margin-bottom: 0;
}

.page22-section .container .page22-sidebar .page22-sidebar-block .page22-recommend-list li a {
  display: block;
  color: #111;
  font-size: 18px;
  line-height: 1.5;
  text-decoration: none;
  margin-bottom: 13px;
}

.page22-section .container .page22-sidebar .page22-sidebar-block .page22-recommend-list li a:hover {
  text-decoration: underline;
}

.page22-section .container .page22-sidebar .page22-sidebar-block .page22-recommend-list li span {
  color: #989898;
  font-size: 16px;
}

.page22-section .container .page22-sidebar .page22-sidebar-block .page22-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.page22-section .container .page22-sidebar .page22-sidebar-block .page22-tags .page22-tag {
  display: inline-block;
  padding: 12px 16px;
  border: 1px solid #E9E9E9;
  background: #FFF;
  color: #222;
  font-size: 16px;
  text-decoration: none;
}

@media (max-width: 1024px) {
  .page22-section .container {
    flex-direction: column;
  }
  .page22-section .container .page22-sidebar {
    flex: none;
    width: 100%;
    max-width: 100%;
  }
}

@media (max-width: 768px) {
  .page22-section {
    padding: 40px 0 60px;
  }
  .page22-section .container {
    padding: 0 20px;
    gap: 32px;
  }
  .page22-section .container .page22-main {
    padding: 32px 24px;
  }
  .page22-section .container .page22-main .page22-article p,
  .page22-section .container .page22-main .page22-article li {
    font-size: 15px;
  }
}