.rb-article-page {
  padding-bottom: 5rem;
}

.rb-article-hero {
  background: var(--rb-color-surface, #f2f3f5);
  border-bottom: 1px solid var(--rb-color-line, #d9dce1);
  padding: 3rem 0 2.5rem;
  margin-bottom: 3rem;
}

.rb-article-hero__badge {
  margin-bottom: 1rem;
}

.rb-article-hero__badge .rb-chip {
  background: var(--rb-color-accent, #e10600);
  color: var(--rb-color-on-accent, #ffffff);
  font-family: var(--rb-font-display, 'Oswald', sans-serif);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  padding: 0.25rem 0.625rem;
  border-radius: var(--rb-radius, 0.25rem);
  text-transform: uppercase;
}

.rb-article-hero__title {
  font-family: var(--rb-font-display, 'Oswald', sans-serif);
  font-size: clamp(2rem, 3.8vw, 3.25rem);
  line-height: var(--rb-lh-tight, 1.18);
  text-wrap: balance;
  text-transform: uppercase;
  color: var(--rb-color-ink, #111418);
  margin: 0 0 1rem;
}

.rb-article-hero__lead {
  font-family: var(--rb-font-body, sans-serif);
  font-size: 1.125rem;
  line-height: var(--rb-lh-base, 1.6);
  color: var(--rb-color-ink-2, #4a5160);
  margin: 0 0 1.5rem;
}

.rb-article-hero__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--rb-color-line, #d9dce1);
}

@media (max-width: 600px) {
  .rb-article-hero__meta {
    flex-direction: column;
    align-items: flex-start;
  }
}

.rb-article-hero__author-info {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.rb-article-hero__avatar {
  width: 2.5rem;
  height: 2.5rem;
  background: var(--rb-color-surface-2, #e8eaee);
  border: 1px solid var(--rb-color-line, #d9dce1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--rb-color-ink, #111418);
}

.rb-article-hero__author {
  font-family: var(--rb-font-display, 'Oswald', sans-serif);
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--rb-color-ink, #111418);
  display: block;
}

.rb-article-hero__date-row {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  font-size: 0.8125rem;
  color: var(--rb-color-muted, #6b7280);
}

.rb-article-hero__actions {
  display: flex;
  align-items: center;
}

.rb-share-buttons__copy {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  min-height: 2.75rem;
  padding: 0.5rem 1rem;
  font-family: var(--rb-font-display, 'Oswald', sans-serif);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  background: var(--rb-color-bg, #ffffff);
  border: 1px solid var(--rb-color-line, #d9dce1);
  border-radius: var(--rb-radius, 0.25rem);
  color: var(--rb-color-ink, #111418);
  cursor: pointer;
  transition: all var(--rb-dur-fast, 150ms) var(--rb-ease);
}

.rb-share-buttons__copy:hover {
  background: var(--rb-color-surface, #f2f3f5);
  border-color: var(--rb-color-ink, #111418);
}

.rb-share-buttons__copy.is-copied {
  background: var(--rb-color-ink, #111418);
  color: var(--rb-color-bg, #ffffff);
}

.rb-article-layout {
  display: grid;
  grid-template-columns: 20rem minmax(0, 1fr);
  gap: 3.5rem;
}

@media (max-width: 992px) {
  .rb-article-layout {
    grid-template-columns: minmax(0, 1fr);
    gap: 2rem;
  }
}

.rb-article-sidebar__sticky {
  position: sticky;
  top: var(--rb-sticky-top, 6rem);
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

@media (max-width: 992px) {
  .rb-article-sidebar {
    order: 2;
  }
  .rb-article-sidebar__sticky {
    position: static;
  }
}

.rb-toc {
  display: block;
  background: var(--rb-color-surface, #f2f3f5);
  border: 1px solid var(--rb-color-line, #d9dce1);
  border-radius: var(--rb-radius, 0.25rem);
  padding: 1.5rem;
}

.rb-toc__title {
  font-family: var(--rb-font-display, 'Oswald', sans-serif);
  font-size: 0.9375rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--rb-color-ink, #111418);
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--rb-color-accent, #e10600);
}

.rb-toc__list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.rb-toc__item--h3 {
  padding-left: 1rem;
}

.rb-toc__item--h4 {
  padding-left: 1.75rem;
}

.rb-toc__link {
  font-family: var(--rb-font-body, sans-serif);
  font-size: 0.875rem;
  line-height: 1.4;
  color: var(--rb-color-ink-2, #4a5160);
  text-decoration: none;
  display: flex;
  align-items: center;
  min-height: 2.75rem;
  transition: color var(--rb-dur-fast, 150ms) var(--rb-ease);
}

.rb-toc__link:hover {
  color: var(--rb-color-accent, #e10600);
}

.rb-toc__link.is-active {
  color: var(--rb-color-accent, #e10600);
  font-weight: 600;
}

.rb-toc-floating {
  display: none;
}

@media (max-width: 992px) {
  .rb-toc-floating.is-visible {
    display: block;
  }

  .rb-toc-floating__trigger {
    position: fixed;
    bottom: calc(var(--rb-dock-h, 3.75rem) + 1rem + env(safe-area-inset-bottom, 0px));
    left: 1.25rem;
    z-index: 900;
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    background: var(--rb-color-ink, #111418);
    color: var(--rb-color-bg, #ffffff);
    border: none;
    box-shadow: var(--rb-shadow-2, 0 0.5rem 1.5rem rgba(17, 20, 24, 0.15));
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
  }

  .rb-toc-floating__overlay {
    position: fixed;
    inset: 0;
    background: rgba(17, 20, 24, 0.5);
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all var(--rb-dur, 240ms) var(--rb-ease);
  }

  .rb-toc-floating.is-open .rb-toc-floating__overlay {
    opacity: 1;
    visibility: visible;
  }

  .rb-toc-floating__panel {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    max-height: 70vh;
    background: var(--rb-color-bg, #ffffff);
    border-top: 2px solid var(--rb-color-accent, #e10600);
    border-radius: 0.5rem 0.5rem 0 0;
    padding: 1.5rem;
    z-index: 1001;
    overflow-y: auto;
    transform: translateY(100%);
    transition: transform var(--rb-dur, 240ms) var(--rb-ease);
  }

  .rb-toc-floating.is-open .rb-toc-floating__panel {
    transform: translateY(0);
  }

  .rb-toc-floating__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--rb-color-line, #d9dce1);
  }

  .rb-toc-floating__title {
    font-family: var(--rb-font-display, 'Oswald', sans-serif);
    font-size: 1rem;
    text-transform: uppercase;
    font-weight: 700;
  }

  .rb-toc-floating__close {
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0.25rem;
  }
}

@media (hover: hover) and (max-width: 992px) {
  .rb-toc-floating__trigger:hover {
    background: var(--rb-color-accent, #e10600);
  }

  .rb-toc-floating__close:hover {
    color: var(--rb-color-accent, #e10600);
  }
}

.rb-article-sidebar__promo {
  background: var(--rb-color-ink, #111418);
  color: var(--rb-color-bg, #ffffff);
  border-radius: var(--rb-radius, 0.25rem);
  padding: 1.5rem;
}

.rb-article-sidebar__promo-badge {
  font-family: var(--rb-font-display, 'Oswald', sans-serif);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--rb-color-accent, #e10600);
  margin-bottom: 0.5rem;
}

.rb-article-sidebar__promo-title {
  font-family: var(--rb-font-display, 'Oswald', sans-serif);
  font-size: 1.125rem;
  line-height: var(--rb-lh-tight, 1.18);
  text-transform: uppercase;
  color: var(--rb-color-bg, #ffffff);
  margin: 0 0 0.5rem;
}

.rb-article-sidebar__promo-text {
  font-family: var(--rb-font-body, sans-serif);
  font-size: 0.8125rem;
  line-height: 1.5;
  color: var(--rb-color-on-ink-2, #b4bac6);
  margin: 0 0 1rem;
}

.rb-btn--full {
  width: 100%;
}

.rb-article-cover {
  margin: 0 0 2.5rem;
  background: var(--rb-color-surface, #f2f3f5);
  border: 1px solid var(--rb-color-line, #d9dce1);
  border-radius: var(--rb-radius, 0.25rem);
  overflow: hidden;
}

.rb-article-cover__image {
  width: 100%;
  height: auto;
  display: block;
}

.rb-article__content {
  font-family: var(--rb-font-body, sans-serif);
  font-size: 1rem;
  line-height: 1.75;
  color: var(--rb-color-ink, #111418);
}

.rb-article__content h2 {
  font-family: var(--rb-font-display, 'Oswald', sans-serif);
  font-size: 1.75rem;
  line-height: var(--rb-lh-tight, 1.18);
  text-transform: uppercase;
  color: var(--rb-color-ink, #111418);
  margin: 2.5rem 0 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--rb-color-line, #d9dce1);
}

.rb-article__content h3 {
  font-family: var(--rb-font-display, 'Oswald', sans-serif);
  font-size: 1.375rem;
  line-height: var(--rb-lh-tight, 1.18);
  text-transform: uppercase;
  color: var(--rb-color-ink, #111418);
  margin: 2rem 0 0.75rem;
}

.rb-article__content p {
  margin: 0 0 1.25rem;
}

.rb-article__content blockquote {
  margin: 1.75rem 0;
  padding: 1.25rem 1.75rem;
  background: var(--rb-color-surface, #f2f3f5);
  border-left: 3px solid var(--rb-color-accent, #e10600);
  border-radius: 0 var(--rb-radius, 0.25rem) var(--rb-radius, 0.25rem) 0;
  font-style: italic;
  color: var(--rb-color-ink-2, #4a5160);
}

.rb-article__content img {
  max-width: 100%;
  height: auto;
  border-radius: var(--rb-radius, 0.25rem);
  margin: 1.5rem 0;
}

.rb-article__content table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  font-size: 0.875rem;
}

.rb-article__content th,
.rb-article__content td {
  padding: 0.75rem 1rem;
  border: 1px solid var(--rb-color-line, #d9dce1);
  text-align: left;
}

.rb-article__content th {
  background: var(--rb-color-surface, #f2f3f5);
  font-family: var(--rb-font-display, 'Oswald', sans-serif);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.rb-article__content tr:nth-child(even) td {
  background: var(--rb-color-surface, #f2f3f5);
}

.rb-article-tags {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--rb-color-line, #d9dce1);
}

.rb-article-tags__label {
  font-family: var(--rb-font-display, 'Oswald', sans-serif);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--rb-color-muted, #6b7280);
}

.rb-article-tags__list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem;
}

.rb-article-tags__list .rb-chip {
  display: inline-block;
  font-family: var(--rb-font-display, 'Oswald', sans-serif);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--rb-color-ink-2, #4a5160);
  background: var(--rb-color-surface, #f2f3f5);
  border: 1px solid var(--rb-color-line, #d9dce1);
  padding: 0.25rem 0.625rem;
  border-radius: var(--rb-radius-pill, 62.5rem);
  text-decoration: none;
  transition: all var(--rb-dur-fast, 150ms) var(--rb-ease);
}

.rb-article-tags__list .rb-chip:hover {
  background: var(--rb-color-ink, #111418);
  color: var(--rb-color-bg, #ffffff);
  border-color: var(--rb-color-ink, #111418);
}

.rb-article-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-top: 2.5rem;
  padding: 2rem 0;
  border-top: 1px solid var(--rb-color-line, #d9dce1);
  border-bottom: 1px solid var(--rb-color-line, #d9dce1);
}

@media (max-width: 600px) {
  .rb-article-nav {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
}

.rb-article-nav__col--next {
  text-align: right;
}

.rb-article-nav__link {
  display: flex;
  flex-direction: column;
  text-decoration: none;
}

.rb-article-nav__sub {
  font-family: var(--rb-font-display, 'Oswald', sans-serif);
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  font-weight: 600;
  color: var(--rb-color-accent, #e10600);
  margin-bottom: 0.25rem;
}

.rb-article-nav__title {
  font-family: var(--rb-font-display, 'Oswald', sans-serif);
  font-size: 1.125rem;
  line-height: var(--rb-lh-tight, 1.18);
  text-transform: uppercase;
  color: var(--rb-color-ink, #111418);
  transition: color var(--rb-dur-fast, 150ms) var(--rb-ease);
}

.rb-article-nav__link:hover .rb-article-nav__title {
  color: var(--rb-color-accent, #e10600);
}

.rb-article-comments {
  margin-top: 3rem;
  padding-top: 2rem;
}

.rb-article-comments__title {
  font-family: var(--rb-font-display, 'Oswald', sans-serif);
  font-size: 1.375rem;
  text-transform: uppercase;
  color: var(--rb-color-ink, #111418);
  margin: 0 0 1.5rem;
}

.rb-article-comments__list {
  list-style: none;
  padding: 0;
  margin: 0 0 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.rb-article-comment {
  background: var(--rb-color-surface, #f2f3f5);
  border: 1px solid var(--rb-color-line, #d9dce1);
  border-radius: var(--rb-radius, 0.25rem);
  padding: 1.25rem;
}

.rb-article-comment__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.5rem;
}

.rb-article-comment__author {
  font-family: var(--rb-font-display, 'Oswald', sans-serif);
  font-size: 0.9375rem;
  text-transform: uppercase;
  color: var(--rb-color-ink, #111418);
}

.rb-article-comment__header time {
  font-size: 0.75rem;
  color: var(--rb-color-muted, #6b7280);
}

.rb-article-comment__body {
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--rb-color-ink-2, #4a5160);
}

.rb-article-comments__form-wrap {
  background: var(--rb-color-bg, #ffffff);
  border: 1px solid var(--rb-color-line, #d9dce1);
  border-radius: var(--rb-radius, 0.25rem);
  padding: 2rem;
}

@media (max-width: 600px) {
  .rb-article-comments__form-wrap {
    padding: 1.25rem;
  }
}

.rb-article-comments__form-title {
  font-family: var(--rb-font-display, 'Oswald', sans-serif);
  font-size: 1.125rem;
  text-transform: uppercase;
  color: var(--rb-color-ink, #111418);
  margin: 0 0 1.25rem;
}

.rb-comment-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

@media (max-width: 600px) {
  .rb-comment-grid {
    grid-template-columns: 1fr;
  }
}

.rb-comment-feedback {
  padding: 1rem;
  border-radius: var(--rb-radius, 0.25rem);
  margin-bottom: 1.25rem;
  font-size: 0.875rem;
}

.rb-comment-feedback--success {
  background: rgba(15, 123, 63, 0.1);
  border: 1px solid var(--rb-color-success, #0f7b3f);
  color: var(--rb-color-success, #0f7b3f);
}

.rb-comment-feedback--error {
  background: rgba(225, 6, 0, 0.08);
  border: 1px solid var(--rb-color-accent, #e10600);
  color: var(--rb-color-accent-ink, #b80500);
}

.rb-article-related {
  margin-top: 4rem;
  padding-top: 3rem;
  border-top: 1px solid var(--rb-color-line, #d9dce1);
}

.rb-article-related__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}

.rb-article-related__title {
  font-family: var(--rb-font-display, 'Oswald', sans-serif);
  font-size: 1.5rem;
  text-transform: uppercase;
  color: var(--rb-color-ink, #111418);
  margin: 0;
}

.rb-article-related__all-link {
  display: inline-flex;
  min-height: 1.5rem;
  align-items: center;
  gap: 0.375rem;
  font-family: var(--rb-font-display, 'Oswald', sans-serif);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--rb-color-accent, #e10600);
  text-decoration: none;
  transition: color var(--rb-dur-fast, 150ms) var(--rb-ease);
}

@media (hover: hover) {
  .rb-article-related__all-link:hover {
    color: var(--rb-color-accent-ink, #b80500);
    text-decoration: underline;
  }
}

@media (pointer: coarse) {
  .rb-article-related__all-link {
    min-height: 2.75rem;
  }
}