/* Articles share the same 300px, unpadded advertising rail as discussions. */
.detail-layout.article-layout { grid-template-columns: minmax(0,1fr) 300px; gap: 40px; }
.article-layout > .article-body { width: 100%; max-width: 800px; min-width: 0; }
.article-layout > .article-sidebar-rail { display: flex; flex-direction: column; align-self: start; gap: 24px; min-width: 0; min-height: 0; }
.article-sidebar-controls { display: flex; flex-direction: column; gap: 20px; min-width: 0; min-height: 0; flex: 0 1 auto; }
.article-sidebar-rail > .ad-slot { margin: 0; flex: none; }
.article-navigation-card { border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); padding: 20px; }
.article-navigation-card h2 { margin: 0 0 12px; font-size: calc(16px * var(--heading-scale)); line-height: 1.35; }
.article-navigation-card p { margin: 8px 0; }
.article-reading-time { font-weight: 600; }
.article-updated { color: var(--muted); font-size: 12px; }
.article-sidebar-comments { display: flex; justify-content: space-between; gap: 12px; padding: 12px 0; }
.article-outline { border-top: 1px solid var(--border); margin-top: 4px; padding-top: 12px; }
.article-outline-mobile { display: none; }
.article-outline summary { cursor: pointer; font-weight: 600; }
.article-outline nav { display: grid; gap: 12px; margin-top: 14px; }
.article-outline nav a { font-size: 13px; line-height: 1.45; overflow-wrap: anywhere; }
.article-navigation-links { display: flex; flex-wrap: wrap; gap: 12px 20px; margin-top: 18px; padding-top: 14px; border-top: 1px solid var(--border); font-size: 12px; }
.article-body :is(h2,h3,h4), #article-top, #discussion { scroll-margin-top: 24px; }
@media (min-width: 1001px) and (min-height: 600px) and (hover: hover) and (pointer: fine) {
  .article-layout > .article-sidebar-rail { position: sticky; top: 24px; max-height: calc(100vh - 48px); max-height: calc(100dvh - 48px); }
  .article-sidebar-controls { overflow-y: auto; overscroll-behavior-y: contain; }
}
@media (max-width: 1000px) {
  .detail-layout.article-layout { display: flex; flex-direction: column; gap: 28px; }
  .article-layout > .article-sidebar-rail { display: contents; position: static; max-height: none; }
  .article-sidebar-controls { order: 0; overflow: visible; }
  .article-layout > .article-body { order: 1; max-width: none; }
  .article-sidebar-rail > .ad-slot { order: 2; margin: 8px auto 16px; }
  .article-navigation-card { padding: 18px; }
  .article-outline-desktop { display: none; }
  .article-outline-mobile { display: block; }
  .article-outline-mobile summary { min-height: 44px; padding-block: 10px; }
  .article-sidebar-controls > .entry-reference-details { order: 0; }
}

.article-engagement-summary { display: flex; flex-wrap: wrap; gap: 6px 16px; color: var(--muted); font-size: 12px; }
.article-like-form { display: flex; align-items: center; flex-wrap: wrap; gap: 6px 12px; margin: 0; max-width: 100%; }
.article-like-button { display: inline-flex; align-items: center; justify-content: center; min-height: 36px; gap: 6px; border: 1px solid var(--border); border-radius: var(--radius); padding: 6px 10px; background: var(--surface); color: var(--link); font: inherit; font-weight: 600; cursor: pointer; }
.article-like-button svg { flex: none; fill: none; stroke: currentColor; stroke-width: 1.8; }
.article-like-button[aria-pressed=true] svg { fill: currentColor; }
.article-like-button:disabled { cursor: default; opacity: .6; }
.article-like-button:focus-visible { outline: 2px solid var(--link); outline-offset: 2px; }
.article-like-error,.article-like-timer { flex-basis: 100%; margin: 0; color: var(--danger); overflow-wrap: anywhere; }
.article-card-stats { display: flex; flex-wrap: wrap; gap: 6px 16px; color: var(--muted); font-size: 12px; margin-top: 12px; }
@media (max-width: 600px) { .article-like-button { min-height: 44px; } }