/* Singularity articles — editorial layout, scoped to .articles_page. */

html {
  font-size: 1rem;
  scroll-behavior: smooth;
}

@media screen and (max-width: 1440px) {
  html { font-size: calc(-0.0009573361082205745rem + 1.1121748178980229vw); }
}

@media screen and (max-width: 479px) {
  html { font-size: calc(0.0012019230769234612rem + 4.26153846153846vw); }
}

@media screen and (max-width: 375px) {
  html { font-size: calc(-0.00267379679144385rem + 4.27807486631016vw); }
}

.articles_page {
  color: var(--black);
  background: var(--light-gray);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

.articles_page *,
.articles_page *::before,
.articles_page *::after {
  box-sizing: border-box;
}

.articles_page a:focus-visible {
  outline: .2rem solid var(--black);
  outline-offset: .2rem;
  box-shadow: 0 0 0 .4rem var(--blue);
}

.skip_link {
  position: fixed;
  z-index: 110;
  top: 1rem;
  left: 1rem;
  padding: .75rem 1rem;
  border-radius: .75rem;
  background: var(--black);
  color: var(--white);
  font-family: "JetBrains Mono", sans-serif;
  font-size: 1rem;
  font-weight: 700;
  transform: translateY(-200%);
}

.skip_link:focus-visible {
  transform: translateY(0);
}

.articles_page .section_navbar {
  z-index: 100;
}

@media screen and (min-width: 480px) {
  .articles_page .nav_content {
    grid-template-columns: 16.875rem minmax(0, 1fr);
    column-gap: 2rem;
    align-items: center;
  }

  .articles_page .navigation {
    min-width: 0;
  }

  .articles_page .pseudo_navigation {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    column-gap: 2rem;
  }

  .articles_page .nav_link_wrapper {
    justify-content: center;
    margin-right: 0;
    margin-left: 0;
  }

  .articles_page .pseudo_navigation > .btn {
    flex: 0 0 auto;
    white-space: nowrap;
  }
}

.articles_page .nav_link[aria-current="page"] {
  color: var(--black);
  border-bottom: .18rem solid var(--blue);
  opacity: 1;
}

.article_logo_cursor {
  color: var(--blue);
  animation: article-cursor-blink 1s step-end infinite;
}

@keyframes article-cursor-blink {
  50% { opacity: 0; }
}

.articles_main {
  padding-top: 7.75rem;
}

.articles_hero,
.article_hero {
  padding: 5.63rem 0 6.25rem;
  background: var(--light-gray);
}

.articles_hero_inner {
  max-width: 58rem;
}

.article_hero_inner {
  max-width: 70rem;
}

.articles_title,
.article_title {
  margin: 0;
  font-family: "IBM Plex Sans", sans-serif;
  font-size: 4rem;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: normal;
  text-wrap: balance;
}

.articles_lead,
.article_deck {
  max-width: 55rem;
  margin: 1.5rem 0 0;
  font-family: "Golos Text", sans-serif;
  font-size: 1.5rem;
  font-weight: 400;
  line-height: 1.5;
  letter-spacing: normal;
  opacity: .7;
  text-wrap: pretty;
}

.article_back {
  display: inline-flex;
  align-items: center;
  gap: .65rem;
  margin-bottom: 2rem;
  font-family: "JetBrains Mono", sans-serif;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.2;
  transition: opacity .18s ease;
}

.article_back svg {
  width: 1.25rem;
  height: 1.25rem;
}

.article_back:hover {
  opacity: .55;
}

.article_reading_time {
  margin: 1.5rem 0 0;
  font-family: "JetBrains Mono", sans-serif;
  font-size: 1rem;
  font-weight: 500;
  line-height: 1.5;
  opacity: .72;
}

/* Hub: existing two-column card pattern, without decorative metadata. */
.articles_catalog {
  background: var(--black);
  color: var(--white);
}

.articles_catalog_inner {
  padding-top: 5.63rem;
  padding-bottom: 6.5rem;
}

.articles_grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.5rem;
}

.article_card_link {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 2rem;
  border-radius: 2rem;
  background: var(--white);
  color: var(--black);
  text-decoration: none;
  transition: transform .22s cubic-bezier(.23, 1, .32, 1);
}

.article_card_media {
  display: block;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  border-radius: 1.5rem;
  background: var(--light-gray);
}

.article_card_media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  image-rendering: pixelated;
}

.article_card_body {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 4rem;
  align-items: start;
  gap: 1.5rem;
  margin-top: 1.5rem;
}

.article_card_content {
  display: block;
  min-width: 0;
}

.article_card_title {
  display: block;
  max-width: 64rem;
  font-family: "JetBrains Mono", sans-serif;
  font-size: 2.25rem;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: normal;
  text-wrap: balance;
}

.article_card_excerpt {
  display: block;
  max-width: 57rem;
  margin-top: 1rem;
  font-family: "Golos Text", sans-serif;
  font-size: 1.25rem;
  font-weight: 400;
  line-height: 1.5;
  letter-spacing: normal;
  opacity: .65;
  text-wrap: pretty;
}

.article_card_arrow,
.article_related_arrow,
.article_to_top_icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 4rem;
  height: 4rem;
  border-radius: 1rem;
  background: var(--black);
  color: var(--white);
  transition: color .18s ease;
}

.article_card_arrow svg,
.article_related_arrow svg,
.article_to_top_icon svg {
  width: 1.88rem;
  height: 1.88rem;
}

@media (hover: hover) and (pointer: fine) {
  .article_card_link:hover {
    transform: translateY(-.35rem);
  }

  .article_card_link:hover .article_card_arrow,
  .article_related_link:hover .article_related_arrow,
  .article_to_top:hover .article_to_top_icon {
    color: var(--blue);
  }
}

/* Article: a single readable column, no sidebar and no card chrome. */
.article_document_section {
  background: var(--white);
  color: var(--black);
}

.article_document_inner {
  padding-top: 6.5rem;
  padding-bottom: 7.5rem;
}

.article_layout,
.article_end {
  max-width: 50rem;
  margin-right: auto;
  margin-left: auto;
}

.article_content {
  min-width: 0;
  color: var(--black);
}

.article_content > :first-child {
  margin-top: 0;
}

.article_content h2 {
  margin: 4.75rem 0 1.5rem;
  font-family: "IBM Plex Sans", sans-serif;
  font-size: 2.75rem;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: normal;
  scroll-margin-top: 9.5rem;
  text-wrap: balance;
}

.article_content h3 {
  margin: 3rem 0 1.25rem;
  font-family: "JetBrains Mono", sans-serif;
  font-size: 1.75rem;
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: normal;
  scroll-margin-top: 9.5rem;
  text-wrap: balance;
}

.article_content p {
  margin: 0 0 1.35rem;
  font-family: "Golos Text", sans-serif;
  font-size: 1.5rem;
  font-weight: 400;
  line-height: 1.65;
  letter-spacing: normal;
  text-wrap: pretty;
}

.article_content ul,
.article_content ol {
  display: flex;
  flex-direction: column;
  gap: .75rem;
  margin: 1.5rem 0 2rem;
  padding-left: 2rem;
}

.article_content ul {
  list-style: square;
}

.article_content li {
  padding-left: .35rem;
  font-family: "Golos Text", sans-serif;
  font-size: 1.35rem;
  font-weight: 400;
  line-height: 1.6;
  letter-spacing: normal;
}

.article_content li::marker {
  color: var(--blue);
}

.article_content li > ul,
.article_content li > ol {
  margin: .75rem 0 0;
}

.article_content hr {
  display: none;
}

.article_inline_link {
  color: inherit;
  text-decoration-color: var(--blue);
  text-decoration-line: underline;
  text-decoration-thickness: .16rem;
  text-underline-offset: .2rem;
}

.article_inline_link:hover {
  color: var(--blue);
}

.article_end {
  margin-top: 3rem;
}

.article_to_top {
  display: inline-flex;
  align-items: center;
  gap: 1rem;
  font-family: "JetBrains Mono", sans-serif;
  font-size: 1.13rem;
  font-weight: 700;
}

.article_to_top_icon {
  background: var(--black);
  color: var(--white);
}

/* Related content stays functional: title + link only. */
.article_related {
  background: var(--light-gray);
}

.article_related_inner {
  padding-top: 5.63rem;
  padding-bottom: 6.5rem;
}

.article_related_heading {
  max-width: 52rem;
  margin: 0 0 2.5rem;
  font-family: "IBM Plex Sans", sans-serif;
  font-size: 4rem;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: normal;
}

.article_related_grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.5rem;
}

.article_related_link {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 4rem;
  align-items: center;
  gap: 1.25rem;
  min-height: 12rem;
  padding: 2rem;
  border-radius: 2rem;
  background: var(--white);
  color: var(--black);
  transition: transform .22s cubic-bezier(.23, 1, .32, 1);
}

.article_related_title {
  font-family: "JetBrains Mono", sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: normal;
  text-wrap: balance;
}

.article_related_arrow {
  background: var(--black);
  color: var(--white);
}

@media (hover: hover) and (pointer: fine) {
  .article_related_link:hover {
    transform: translateY(-.25rem);
  }
}

@media screen and (max-width: 767px) {
  .articles_grid,
  .article_related_grid {
    grid-template-columns: 1fr;
  }
}

@media screen and (max-width: 479px) {
  html { scroll-behavior: auto; }

  .articles_page .section_navbar {
    position: relative !important;
    inset: auto !important;
    transform: none !important;
  }

  .articles_page .nav_brand,
  .articles_page .nav_btn.w-nav-button {
    flex: 0 0 auto;
  }

  .articles_page .nav_link_wrapper {
    grid-template-columns: 1fr 1fr;
  }

  .articles_main {
    padding-top: 0;
  }

  .articles_hero,
  .article_hero {
    padding: 3.5rem 0 4rem;
  }

  .articles_title,
  .article_title {
    font-size: 2rem;
    line-height: 1.2;
  }

  .articles_lead,
  .article_deck {
    margin-top: 1rem;
    font-size: 1rem;
  }

  .article_back {
    margin-bottom: 1.5rem;
    font-size: .9rem;
  }

  .article_reading_time {
    margin-top: 1rem;
    font-size: .85rem;
  }

  .articles_catalog_inner {
    padding-top: 3.5rem;
    padding-bottom: 4.5rem;
  }

  .articles_grid {
    gap: 1rem;
  }

  .article_card_link {
    padding: 1.35rem;
    border-radius: 1.5rem;
  }

  .article_card_media {
    border-radius: 1.1rem;
  }

  .article_card_body {
    grid-template-columns: minmax(0, 1fr) 2.63rem;
    gap: 1rem;
    margin-top: 1rem;
  }

  .article_card_title {
    font-size: 1.5rem;
  }

  .article_card_excerpt {
    margin-top: .75rem;
    font-size: 1rem;
  }

  .article_card_arrow,
  .article_related_arrow,
  .article_to_top_icon {
    width: 2.63rem;
    height: 2.63rem;
    border-radius: .75rem;
  }

  .article_card_arrow svg,
  .article_related_arrow svg,
  .article_to_top_icon svg {
    width: 1.35rem;
    height: 1.35rem;
  }

  .article_document_inner {
    padding-top: 3.75rem;
    padding-bottom: 4.5rem;
  }

  .article_content h2 {
    margin-top: 3.5rem;
    font-size: 1.75rem;
    scroll-margin-top: 1rem;
  }

  .article_content h3 {
    margin-top: 2.5rem;
    font-size: 1.25rem;
    scroll-margin-top: 1rem;
  }

  .article_content p {
    margin-bottom: 1rem;
    font-size: 1rem;
    line-height: 1.65;
  }

  .article_content ul,
  .article_content ol {
    gap: .6rem;
    margin: 1.25rem 0 1.5rem;
    padding-left: 1.5rem;
  }

  .article_content li {
    font-size: 1rem;
  }

  .article_to_top {
    font-size: 1rem;
  }

  .article_related_inner {
    padding-top: 4rem;
    padding-bottom: 4.5rem;
  }

  .article_related_heading {
    margin-bottom: 1.5rem;
    font-size: 2rem;
  }

  .article_related_grid {
    gap: 1rem;
  }

  .article_related_link {
    grid-template-columns: minmax(0, 1fr) 2.63rem;
    min-height: 8rem;
    padding: 1.25rem;
    border-radius: 1.5rem;
  }

  .article_related_title {
    font-size: 1.1rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  .articles_page *,
  .articles_page *::before,
  .articles_page *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }

  .article_logo_cursor {
    animation: none;
  }
}