.post_banner {
  position: relative;
  max-width: 256rem;
  margin: 0 auto;
  background-color: var(--primary);
}

.post_banner .bg {
  width: 100%;
  padding-bottom: 32%;
}

.post_banner .bg::after {
  position: absolute;
  width: 100%;
  height: 100%;
  left: 0;
  bottom: 0;
  content: '';
  pointer-events: none;
  background-image: linear-gradient(to top, rgba(17, 24, 39, 0.82) 0%, rgba(17, 24, 39, 0.35) 55%, rgba(29, 69, 126, 0.55) 100%);
}

.post_banner.no_img {
  background-image: linear-gradient(135deg, var(--primary) 0%, #0f2d54 100%);
}

.post_banner.no_img .wrap {
  position: static;
}

.post_banner .wrap {
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  z-index: 2;
}

.post_banner .wrap .content {
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding-top: 6.4rem;
  padding-bottom: 6.4rem;
}

.post_banner .post_breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.8rem;
  font-size: 1.4rem;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.65);
  margin-bottom: 2.4rem;
}

.post_banner .post_breadcrumb a {
  color: rgba(255, 255, 255, 0.75);
  transition: color 0.3s;
}

.post_banner .post_breadcrumb a:hover {
  color: #fff;
}

.post_banner .post_breadcrumb .sep {
  width: 0.4rem;
  height: 0.4rem;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.45);
  flex-shrink: 0;
}

.post_banner .post_breadcrumb .current {
  color: rgba(255, 255, 255, 0.9);
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.post_banner .head {
  max-width: 96rem;
}

.post_banner .head h1 {
  font-size: 5rem;
  line-height: 1.25;
}

.post_banner .head .subtitle {
  color: rgba(255, 255, 255, 0.7);
}

.post_banner .post_meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.2rem;
  margin-top: 1.6rem;
  font-size: 1.5rem;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.75);
}

.post_banner .post_meta .dot {
  width: 0.4rem;
  height: 0.4rem;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.45);
}

.post_banner .post_meta .cats {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.post_banner .post_meta .cats a {
  padding: 0.2rem 1rem;
  border-radius: 10rem;
  border: 1px solid rgba(255, 255, 255, 0.35);
  color: rgba(255, 255, 255, 0.85);
  transition: all 0.3s;
}

.post_banner .post_meta .cats a:hover {
  background-color: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.6);
  color: #fff;
}

.post_banner .head .desc {
  margin-top: 1.6rem;
  max-width: 72rem;
}

.post_main {
  background-color: #fff;
  padding: 8rem 0 10rem;
}

.post_main .post_content {
  max-width: 100rem;
  margin: 0 auto;
  font-size: 1.8rem;
  line-height: 1.88;
  color: var(--text);
  word-wrap: break-word;
  overflow-wrap: break-word;
}

.post_main .post_content>*:first-child {
  margin-top: 0;
}

.post_main .post_content>*:last-child {
  margin-bottom: 0;
}

.post_main .post_content p {
  margin: 0 0 2.4rem;
  color: var(--text);
}

.post_main .post_content p:last-child {
  margin-bottom: 0;
}

.post_main .post_content h2,
.post_main .post_content h3,
.post_main .post_content h4,
.post_main .post_content h5,
.post_main .post_content h6 {
  color: var(--title);
  font-weight: 600;
  line-height: 1.4;
}

.post_main .post_content h2 {
  font-size: 3.2rem;
  margin: 4.8rem 0 2rem;
  padding-bottom: 1.2rem;
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
}

.post_main .post_content h2:first-child {
  margin-top: 0;
}

.post_main .post_content h3 {
  font-size: 2.6rem;
  margin: 3.6rem 0 1.6rem;
  padding-left: 1.2rem;
  border-left: 0.4rem solid var(--secondary);
}

.post_main .post_content h4 {
  font-size: 2.2rem;
  margin: 3rem 0 1.4rem;
}

.post_main .post_content h5,
.post_main .post_content h6 {
  font-size: 2rem;
  margin: 2.4rem 0 1.2rem;
}

.post_main .post_content a {
  color: var(--secondary);
  text-decoration: underline;
  text-underline-offset: 0.2em;
  transition: color 0.3s;
}

.post_main .post_content a:hover {
  color: var(--primary);
}

.post_main .post_content a:focus-visible {
  outline: 0.2rem solid var(--secondary);
  outline-offset: 0.2rem;
}

.post_main .post_content ul,
.post_main .post_content ol {
  margin: 0 0 2.4rem;
  padding-left: 0;
  list-style: none;
}

.post_main .post_content ul li,
.post_main .post_content ol li {
  position: relative;
  margin: 0;
  padding: 0 0 0 2.4rem;
  line-height: 1.75;
  color: var(--text);
}

.post_main .post_content ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 0.6rem;
  height: 0.6rem;
  border-radius: 50%;
  background-color: var(--primary);
}

.post_main .post_content ol {
  counter-reset: post-ol;
}

.post_main .post_content ol li {
  counter-increment: post-ol;
}

.post_main .post_content ol li::before {
  content: counter(post-ol) '.';
  position: absolute;
  left: 0;
  top: 0;
  min-width: 1.8rem;
  color: var(--primary);
  font-weight: 600;
}

.post_main .post_content li+li {
  margin-top: 0.8rem;
}

.post_main .post_content li>ul,
.post_main .post_content li>ol {
  margin-top: 0.8rem;
  margin-bottom: 0;
}

.post_main .post_content ol ol {
  counter-reset: post-ol;
}

.post_main .post_content blockquote,
.post_main .post_content .wp-block-quote {
  margin: 0 0 2.4rem;
  padding: 2.4rem 2.8rem;
  border-left: 0.4rem solid var(--secondary);
  background-color: var(--bg);
  border-radius: 0 1.2rem 1.2rem 0;
  color: var(--title);
  font-size: 1.9rem;
  line-height: 1.75;
}

.post_main .post_content blockquote p,
.post_main .post_content .wp-block-quote p {
  margin: 0;
  color: var(--title);
}

.post_main .post_content blockquote p+p,
.post_main .post_content .wp-block-quote p+p {
  margin-top: 1.2rem;
}

.post_main .post_content blockquote cite,
.post_main .post_content .wp-block-quote cite {
  display: block;
  margin-top: 1.2rem;
  font-size: 1.4rem;
  font-style: normal;
  color: rgba(76, 81, 89, 0.85);
}

.post_main .post_content img {
  display: block;
  max-width: 100%;
  height: auto;
  border-radius: 1.2rem;
}

.post_main .post_content .wp-block-image,
.post_main .post_content figure {
  margin: 0 0 2.4rem;
}

.post_main .post_content .wp-block-image img,
.post_main .post_content figure img {
  max-width: 100%;
  height: auto;
  border-radius: 1.2rem;
}

.post_main .post_content figure.alignleft,
.post_main .post_content .wp-block-image.alignleft {
  float: left;
  max-width: 50%;
  margin: 0.4rem 2.4rem 1.6rem 0;
}

.post_main .post_content figure.alignright,
.post_main .post_content .wp-block-image.alignright {
  float: right;
  max-width: 50%;
  margin: 0.4rem 0 1.6rem 2.4rem;
}

.post_main .post_content figure.aligncenter,
.post_main .post_content .wp-block-image.aligncenter {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.post_main .post_content figcaption {
  margin-top: 0.8rem;
  font-size: 1.4rem;
  line-height: 1.6;
  color: rgba(76, 81, 89, 0.85);
  text-align: center;
}

.post_main .post_content .table_wrap,
.post_main .post_content .wp-block-table {
  margin: 0 0 2.4rem;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.post_main .post_content table {
  width: 100%;
  min-width: 48rem;
  border-collapse: collapse;
  font-size: 1.6rem;
  line-height: 1.6;
}

.post_main .post_content th,
.post_main .post_content td {
  padding: 1.2rem 1.6rem;
  border: 1px solid rgba(0, 0, 0, 0.08);
  text-align: left;
  vertical-align: top;
  color: var(--text);
}

.post_main .post_content th {
  background-color: var(--bg);
  font-weight: 600;
  color: var(--title);
  white-space: nowrap;
}

.post_main .post_content tbody tr:nth-child(even) td {
  background-color: rgba(249, 250, 251, 0.8);
}

.post_main .post_content tbody tr:hover td {
  background-color: rgba(29, 69, 126, 0.04);
}

.post_main .post_content .wp-block-columns {
  display: flex;
  flex-wrap: wrap;
  gap: 3rem;
  margin: 0 0 2.4rem;
}

.post_main .post_content .wp-block-column {
  flex: 1;
  min-width: 0;
  margin: 0;
}

.post_main .post_content .wp-block-column>*:first-child {
  margin-top: 0;
}

.post_main .post_content .wp-block-column>*:last-child {
  margin-bottom: 0;
}

.post_main .post_content .wp-block-columns .wp-block-columns {
  margin-bottom: 0;
}

.post_main .post_content .wp-block-embed,
.post_main .post_content iframe {
  max-width: 100%;
}

.post_main .post_content::after {
  content: '';
  display: block;
  clear: both;
}

.post_main .post_content .post_pages {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
  margin-top: 4rem;
  padding-top: 3rem;
  border-top: 1px solid rgba(0, 0, 0, 0.08);
  font-size: 1.6rem;
}

.post_main .post_content .post_pages a {
  text-decoration: none;
  padding: 0.4rem 1.2rem;
  border: 1px solid rgba(0, 0, 0, 0.1);
  border-radius: 0.6rem;
}

.post_main .post_content .post_pages a:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.post_main .post_actions {
  max-width: 90rem;
  margin: 5rem auto 0;
  padding-top: 4rem;
  border-top: 1px solid rgba(0, 0, 0, 0.08);
}

.post_main .post_actions .btn_i.back {
  flex-direction: row-reverse;
}

.post_main .post_actions .btn_i.back::after {
  transform: rotate(180deg);
}

.post_main .post_actions .btn_i.back:hover::after {
  transform: rotate(180deg) translateX(20%);
}

@media screen and (max-width: 768px) {
  .post_banner .bg {
    padding-bottom: 56%;
  }

  .post_banner .bg::after {
    background-image: linear-gradient(to top, rgba(17, 24, 39, 0.88) 0%, rgba(17, 24, 39, 0.4) 100%);
  }

  .post_banner .wrap .content {
    padding-bottom: 30px;
  }

  .post_banner .post_breadcrumb {
    font-size: 12px;
    margin-bottom: 16px;
    gap: 6px;
  }

  .post_banner .head h1 {
    font-size: 26px;
  }

  .post_banner .post_meta {
    margin-top: 12px;
    font-size: 13px;
    gap: 8px;
  }

  .post_banner .post_meta .cats a {
    padding: 2px 10px;
    font-size: 12px;
  }

  .post_banner .head .desc {
    margin-top: 12px;
    font-size: 14px;
    line-height: 1.7;
  }

  .post_banner.no_img .wrap .content {
    padding-top: 30px;
    padding-bottom: 30px;
  }

  .post_main {
    padding: 40px 0 50px;
  }

  .post_main .post_content {
    font-size: 15px;
    line-height: 1.75;
  }

  .post_main .post_content p {
    margin-bottom: 18px;
  }

  .post_main .post_content h2 {
    font-size: 22px;
    margin: 32px 0 14px;
    padding-bottom: 10px;
  }

  .post_main .post_content h3 {
    font-size: 19px;
    margin: 26px 0 12px;
    padding-left: 10px;
    border-left-width: 3px;
  }

  .post_main .post_content h4 {
    font-size: 17px;
    margin: 22px 0 10px;
  }

  .post_main .post_content h5,
  .post_main .post_content h6 {
    font-size: 16px;
    margin: 18px 0 8px;
  }

  .post_main .post_content ul,
  .post_main .post_content ol {
    margin-bottom: 18px;
  }

  .post_main .post_content ul li,
  .post_main .post_content ol li {
    padding-left: 20px;
  }

  .post_main .post_content ul li::before {
    width: 5px;
    height: 5px;
    top: 0.65em;
  }

  .post_main .post_content ol li::before {
    min-width: 16px;
  }

  .post_main .post_content li+li {
    margin-top: 6px;
  }

  .post_main .post_content blockquote,
  .post_main .post_content .wp-block-quote {
    margin-bottom: 18px;
    padding: 16px 18px;
    font-size: 15px;
  }

  .post_main .post_content blockquote cite,
  .post_main .post_content .wp-block-quote cite {
    font-size: 13px;
    margin-top: 10px;
  }

  .post_main .post_content .wp-block-image,
  .post_main .post_content figure {
    margin-bottom: 18px;
  }

  .post_main .post_content figure.alignleft,
  .post_main .post_content figure.alignright,
  .post_main .post_content .wp-block-image.alignleft,
  .post_main .post_content .wp-block-image.alignright {
    float: none;
    max-width: 100%;
    margin: 0 0 18px;
  }

  .post_main .post_content .table_wrap,
  .post_main .post_content .wp-block-table {
    margin-bottom: 18px;
  }

  .post_main .post_content table {
    min-width: 480px;
    font-size: 14px;
  }

  .post_main .post_content th,
  .post_main .post_content td {
    padding: 10px 12px;
  }

  .post_main .post_content th {
    white-space: normal;
  }

  .post_main .post_content .wp-block-columns {
    flex-direction: column;
    gap: 20px;
    margin-bottom: 18px;
  }

  .post_main .post_content .wp-block-column {
    flex-basis: 100%;
    width: 100%;
  }

  .post_main .post_actions {
    margin-top: 30px;
    padding-top: 24px;
  }
}

@media screen and (max-width: 576px) {
  .post_banner .bg::after {
    display: none;
  }

  .post_banner .wrap {
    position: static;
  }

  .post_banner .wrap .content {
    background-color: var(--primary);
    padding-top: 20px;
    padding-bottom: 24px;
  }

  .post_banner.no_img .wrap .content {
    background-color: transparent;
  }
}