/* Always show the main navigation menu in the left sidebar (Stack theme) */
#main-menu {
  display: flex !important;
}

/* ── Scroll TOC: full list, active section highlighted on scroll ── */
.scroll-toc {
  padding: 0;
  display: flex;
  flex-direction: column;
  min-height: 0;
  overflow: hidden;
}
.scroll-toc__list {
  overflow-y: auto;
  min-height: 0;
}

/* Header line */
.scroll-toc__header {
  padding: 0 0 6px 0;
  margin-bottom: 6px;
  border-bottom: 1px solid var(--card-separator-color, rgba(218,218,218,0.5));
}
.scroll-toc__header-label {
  font-size: 1.4rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--card-text-color-secondary, #888);
}

/* TOC list: all items always visible */
.scroll-toc__list ul {
  margin: 0;
  padding: 0;
  list-style: none;
}
.scroll-toc__list li {
  margin: 0;
  padding: 0;
}
.scroll-toc__list > ul > li > ul {
  padding-left: 1em;
}
.scroll-toc__list a {
  display: block;
  padding: 4px 0;
  font-size: 1.4rem;
  font-weight: 400;
  line-height: 1.4;
  color: var(--card-text-color-secondary);
  text-decoration: none;
  transition: color 0.2s, font-weight 0.2s;
}
.scroll-toc__list > ul > li > ul a {
  font-size: 1.3rem;
}
.scroll-toc__list li.scroll-toc__item--active > a {
  color: var(--accent-color);
  font-weight: 600;
}
.scroll-toc__list a:hover {
  color: var(--card-text-color-main);
}

/* ── Right sidebar layout ── */
.right-sidebar__layout {
  display: flex;
  flex-direction: column;
  width: 100%;
  max-height: calc(100vh - var(--main-top-padding, 50px) - 20px);
}
.right-sidebar__toc {
  width: 100%;
  flex: 1 1 auto;
  min-height: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.right-sidebar__actions {
  width: 100%;
  flex: 0 0 auto;
  margin-top: 24px;
}

/* ── Homepage taxonomy filter bar ── */
.right-sidebar__filters {
  width: 100%;
}
.filter-bar {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.filter-bar__heading {
  font-size: 1.6rem;
  font-weight: inherit;
  color: var(--accent-color);
  margin: 0 0 4px 0;
}
.filter-bar__dropdown {
  position: relative;
}
.filter-bar__dropdown-toggle {
  width: 100%;
  flex-direction: row;
  justify-content: space-between;
  padding: 8px 12px;
}
.filter-bar__chevron {
  transition: transform 0.2s;
  flex-shrink: 0;
}
.filter-bar__dropdown-toggle[aria-expanded="true"] .filter-bar__chevron {
  transform: rotate(180deg);
}
.filter-bar__dropdown-menu {
  display: none;
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  right: 0;
  z-index: 10;
  margin: 0;
  padding: 4px 0;
  list-style: none;
  background: var(--card-background);
  border: 1px solid var(--card-separator-color, rgba(218,218,218,0.5));
  border-radius: 10px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.12);
  max-height: 240px;
  overflow-y: auto;
}
.filter-bar__dropdown-toggle[aria-expanded="true"] + .filter-bar__dropdown-menu {
  display: block;
}
.filter-bar__dropdown-menu li a {
  display: block;
  padding: 6px 14px;
  font-size: 1.2rem;
  font-weight: 500;
  color: var(--card-text-color-secondary, #555);
  text-decoration: none;
  transition: color 0.15s, background 0.15s;
}
.filter-bar__dropdown-menu li a:hover {
  color: var(--accent-color);
  background: rgba(52, 73, 94, 0.04);
}
[data-scheme="dark"] .filter-bar__dropdown-menu li a:hover {
  background: rgba(255, 255, 255, 0.06);
}

/* ── Action bar: 3-row layout, each button separate ── */
.action-bar {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.action-bar__row {
  display: flex;
  flex-direction: row;
  gap: 8px;
}
.action-bar__btn {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  padding: 10px 14px;
  background: var(--card-background);
  border: 1px solid var(--card-separator-color, rgba(218,218,218,0.5));
  border-radius: 10px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.08);
  color: var(--card-text-color-secondary, #555);
  text-decoration: none;
  cursor: pointer;
  font-family: inherit;
  font-size: 1.4rem;
  transition: color 0.15s, background 0.15s, border-color 0.15s;
}
.action-bar__btn:hover {
  color: var(--accent-color);
  border-color: var(--accent-color);
  background: rgba(52, 73, 94, 0.04);
}
[data-scheme="dark"] .action-bar__btn:hover {
  background: rgba(255, 255, 255, 0.06);
}
.action-bar__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  line-height: 1;
}
.action-bar__icon svg {
  width: 20px;
  height: 20px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
}
.action-bar__label {
  font-size: 1.2rem;
  font-weight: 600;
  line-height: 1;
  white-space: nowrap;
}
.action-bar__count {
  font-size: 1.1rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  line-height: 1;
}
.action-bar__count:empty { display: none; }

/* ── Center: tight cluster of sidebar + card + TOC with space at screen edges ── */
@media (min-width: 1024px) {
  .main-container.extended {
    --left-sidebar-max-width: 180px;
    --right-sidebar-max-width: 180px;
    gap: 20px;
  }
}
@media (min-width: 1280px) {
  .main-container.extended {
    max-width: 1220px;
  }
}
/* Constrain and center the white card within the main area */
.article-page .main-article {
  max-width: 780px;
  margin-left: auto;
  margin-right: auto;
  background: var(--card-background);
}
.article-page .main-article .article-details .article-title {
  color: var(--card-text-color-main);
}

/* Authors and lab under title (post page and home cards) */
.article-byline {
  font-size: 0.95em;
  margin-top: 0.35em;
  color: var(--card-text-color-secondary, #666);
}
.article-byline .article-authors,
.article-byline .article-labs {
  display: inline;
}
.article-byline .article-byline-sep {
  margin: 0 0.25em;
  color: var(--card-text-color-secondary, #888);
}
.article-byline .article-author,
.article-byline .article-lab,
.article-byline .link {
  color: inherit;
  text-decoration: none;
}
.article-byline .article-author:hover,
.article-byline .article-lab:hover,
.article-byline .link:hover {
  text-decoration: underline;
}
.article-page .main-article .article-details .article-byline {
  color: var(--card-text-color-secondary, #555);
}

/* Posted and last updated dates below byline, above tags */
.article-dates {
  font-size: 0.9em;
  margin-top: 0.35em;
  color: var(--card-text-color-secondary, #666);
}
.article-dates__sep {
  color: var(--card-text-color-secondary, #888);
  margin: 0 0.15em;
}

/* Tags, reading time, and audience below byline on post page */
.article-meta {
  font-size: 0.9em;
  margin-top: 0.4em;
  color: var(--card-text-color-secondary, #666);
}
.article-meta__label {
  font-weight: 600;
  margin-right: 0.35em;
  color: var(--card-text-color-secondary, #555);
}
.article-meta__tags,
.article-meta__labs,
.article-meta__audience {
  display: inline;
}
.article-meta__tag,
.article-meta__lab,
.article-meta__audience-link {
  color: inherit;
  text-decoration: none;
}
.article-meta__tag:hover,
.article-meta__lab:hover,
.article-meta__audience-link:hover {
  text-decoration: underline;
}
.article-meta__sep {
  color: var(--card-text-color-secondary, #888);
  margin: 0 0.15em;
}
.article-meta__reading {
  font-variant-numeric: tabular-nums;
}
.article-meta__row {
  margin-top: 0.25em;
}
.article-meta__row .article-meta__label {
  margin-right: 0.35em;
}

/* Header featured image: clickable, no extra spacing from figure */
.article-page .article-header .article-image figure {
  margin: 0;
}
.article-page .article-header .article-image figure a.image-link {
  display: block;
}

/* Keep article images from overflowing; width= from markdown attributes is respected */
.main-article img,
article img {
  max-width: 100%;
  height: auto;
}

/* ── Article content: typography and consistent vertical rhythm ── */
/* Standard spacing unit: 1.25rem between all block elements */
.article-content {
  --article-line-height: 1.75;
  --block-spacing: 1.25rem;
  line-height: var(--article-line-height);
  max-width: 42em;
  letter-spacing: 0.01em;
}
/* Override theme's negative-margin breakout: keep all blocks aligned with body text */
.article-page .article-content > blockquote,
.article-page .article-content > figure,
.article-page .article-content .highlight,
.article-page .article-content pre,
.article-page .article-content .table-wrapper {
  margin-left: 0;
  margin-right: 0;
  width: 100%;
}

.article-content p {
  margin: var(--block-spacing) 0;
}

.article-content > p:first-of-type {
  font-size: 1.05em;
}

/* Blockquotes */
.article-content blockquote {
  margin: var(--block-spacing) 0;
}

/* ── Summary / TL;DR standout box (eLife-style card) ── */
.summary-box {
  margin: var(--block-spacing) 0 2rem 0;
  padding: 2rem 2.25rem;
  background: #f7fbff; /* very subtle, almost-white blue in light mode */
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: 12px;
  box-shadow: 0 1px 4px rgba(0,0,0,0.06);
}
[data-scheme="dark"] .summary-box {
  background: #2d3138; /* slightly lighter than main dark background */
  border-color: rgba(255, 255, 255, 0.1);
}
.summary-box__title,
.article-content .summary-box .summary-box__title {
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.3;
  margin: 0 0 0.75rem 0;
  color: var(--card-text-color-main, #222);
  border: none;
  border-inline-start: none;
  margin-inline-start: 0;
  padding-inline-start: 0;
  padding: 0;
}
.article-content .summary-box h1,
.article-content .summary-box h2,
.article-content .summary-box h3,
.article-content .summary-box h4,
.article-content .summary-box h5,
.article-content .summary-box h6 {
  border-inline-start: none;
  margin-inline-start: 0;
  padding-inline-start: 0;
}
.summary-box__body {
  font-size: 1em;
  line-height: var(--article-line-height, 1.75);
  color: var(--card-text-color-main, #333);
}
.summary-box__body > *:first-child { margin-top: 0; }
.summary-box__body > *:last-child { margin-bottom: 0; }

/* Horizontal rules: hidden, replaced with whitespace */
.article-content hr {
  border: none;
  background: none;
  height: 0;
  margin: 0;
}

/* Figures / images */
.article-content figure {
  margin: var(--block-spacing) 0;
}

/* Lists: tight spacing, consistent with block rhythm */
.article-page .main-article .article-content ul,
.article-page .main-article .article-content ol {
  margin: var(--block-spacing) 0 var(--block-spacing) 1.5em !important;
  padding-left: 1.5em;
}
.article-page .main-article .article-content li {
  margin: 0 !important;
  padding: 0 !important;
}
.article-page .main-article .article-content li p {
  margin: 0 !important;
}
.article-page .main-article .article-content li p + p {
  margin-top: 0.35em !important;
}
.article-page .main-article .article-content ul ul,
.article-page .main-article .article-content ul ol,
.article-page .main-article .article-content ol ul,
.article-page .main-article .article-content ol ol {
  margin: 0 0 0 1.25em !important;
}
.article-page .main-article .article-content ul ul li,
.article-page .main-article .article-content ul ol li,
.article-page .main-article .article-content ol ul li,
.article-page .main-article .article-content ol ol li {
  margin: 0 !important;
  padding: 0 !important;
}
.article-page .main-article .article-content p + ul,
.article-page .main-article .article-content p + ol {
  margin-top: 0 !important;
}

/* ── Heading hierarchy: clear size steps using rem for absolute control ── */
.article-page .article-title {
  font-size: 3.2rem;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 0.3em;
}
.article-content h1 {
  font-size: 2.6rem;
  font-weight: 700;
}
.article-content h2 {
  font-size: 2.2rem;
  font-weight: 600;
}
.article-content h3 {
  font-size: 1.9rem;
  font-weight: 600;
}
.article-content h4 {
  font-size: 1.75rem;
  font-weight: 600;
}
.article-content h5 {
  font-size: 1.7rem;
  font-weight: 600;
}
.article-content h6 {
  font-size: 1.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.article-content h1,
.article-content h2,
.article-content h3,
.article-content h4,
.article-content h5,
.article-content h6 {
  line-height: 1.3;
  margin-top: 3rem;
  margin-bottom: 0.75rem;
}
.article-content h1:first-child,
.article-content h2:first-child,
.article-content h3:first-child {
  margin-top: 0;
}
/* Only h1 and h2 get the left accent border */
.article-content h3,
.article-content h4,
.article-content h5,
.article-content h6 {
  border-inline-start: none;
  margin-inline-start: 0;
  padding-inline-start: 0;
}
/* Tighter spacing when a subheading immediately follows a heading */
.article-content h1 + h2,
.article-content h2 + h3,
.article-content h3 + h4 {
  margin-top: 1rem;
}

/* ── Code blocks: theme-aware, Notion-style ── */
/* Code blocks: same width as body text and tables (within article-content) */
.article-content .code-block {
  position: relative;
  margin: var(--block-spacing) 0;
  border-radius: 8px;
  border: 1px solid rgba(0, 0, 0, 0.08);
  background: #f7f7f8;
}
[data-scheme="dark"] .article-content .code-block {
  background: #1e1e1e;
  border-color: rgba(255, 255, 255, 0.1);
}
/* Reset theme padding on .highlight — the pre handles it */
.article-content .code-block .highlight {
  margin: 0;
  padding: 0;
  border-radius: 0;
  background: transparent;
  position: relative;
}
.article-content .code-block pre,
.article-content pre {
  font-size: 1.2rem;
  line-height: 1.6;
  max-width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-radius: 8px;
  margin: 0;
  padding: 16px 20px;
  background: transparent;
}
.article-content .code-block pre {
  border-radius: 0;
}
.article-content .code-block pre code,
.article-content pre code {
  font-size: inherit;
  background: transparent;
}
/* Copy button: visible inside the code-block */
.article-content .code-block .copyCodeButton {
  position: absolute;
  top: 8px;
  right: 8px;
  opacity: 0;
  transition: opacity 0.2s ease;
  z-index: 1;
}
.article-content .code-block .highlight:hover .copyCodeButton {
  opacity: 1;
}
/* Language label badge */
.article-content .code-block[data-lang]::after {
  content: attr(data-lang);
  position: absolute;
  top: 0;
  right: 0;
  padding: 2px 10px;
  font-size: 0.7rem;
  font-family: var(--code-font-family, monospace);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: rgba(0, 0, 0, 0.3);
  background: rgba(0, 0, 0, 0.04);
  border-bottom-left-radius: 6px;
  pointer-events: none;
  line-height: 1.8;
}
[data-scheme="dark"] .article-content .code-block[data-lang]::after {
  color: rgba(255, 255, 255, 0.35);
  background: rgba(255, 255, 255, 0.06);
}
/* Inline code — inherits surrounding text size */
.article-content code:not(pre code) {
  padding: 0.15em 0.4em;
  border-radius: 4px;
  font-size: 0.9em;
  background: rgba(135, 131, 120, 0.15);
  color: #eb5757;
  font-family: var(--code-font-family, monospace);
}
[data-scheme="dark"] .article-content code:not(pre code) {
  background: rgba(135, 131, 120, 0.3);
  color: #f08080;
}

/* ── Tables: Notion-style, single border ── */
/* Pull tables flush with the content area edges (same width as code blocks) */
.article-content .table-wrapper {
  margin: var(--block-spacing) 0;
  padding: 0;
  border-radius: 8px;
  border: 1px solid rgba(0, 0, 0, 0.08);
  overflow: hidden;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
[data-scheme="dark"] .article-content .table-wrapper {
  border-color: rgba(255, 255, 255, 0.1);
}
.article-content table {
  width: 100%;
  border-collapse: collapse;
  border-spacing: 0;
  font-size: 1.2rem;
  margin: 0;
}
/* Kill all theme cell borders — only horizontal dividers */
.article-content th,
.article-content td {
  border: none;
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
}
[data-scheme="dark"] .article-content th,
[data-scheme="dark"] .article-content td {
  border-bottom-color: rgba(255, 255, 255, 0.08);
}
.article-content tr:last-child td {
  border-bottom: none;
}
.article-content th {
  text-align: left;
  padding: 8px 14px;
  font-weight: 600;
  font-size: 1.05rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--card-text-color-secondary, #555);
  background: rgba(0, 0, 0, 0.03);
}
[data-scheme="dark"] .article-content th {
  background: rgba(255, 255, 255, 0.04);
}
.article-content td {
  padding: 7px 14px;
  vertical-align: top;
  color: var(--card-text-color-main);
}
/* Subtle hover instead of zebra stripes */
.article-content tr:hover td {
  background: rgba(0, 0, 0, 0.02);
}
[data-scheme="dark"] .article-content tr:hover td {
  background: rgba(255, 255, 255, 0.03);
}
/* Override theme zebra stripes */
.article-content tr:nth-child(even) td {
  background: transparent;
}
.article-content tr:nth-child(even):hover td {
  background: rgba(0, 0, 0, 0.02);
}
[data-scheme="dark"] .article-content tr:nth-child(even) td {
  background: transparent;
}
[data-scheme="dark"] .article-content tr:nth-child(even):hover td {
  background: rgba(255, 255, 255, 0.03);
}
/* Bold first column for label-style tables (like the hyperparameter sweep) */
.article-content td:first-child {
  font-weight: 500;
}
/* Numeric cells: monospace for alignment */
.article-content td:not(:first-child) {
  font-variant-numeric: tabular-nums;
}

/* Align discuss + citation with article content (same max-width as body text) */
.article-extra {
  padding: 0 var(--card-padding);
  max-width: 42em;
  margin-top: 1.5em;
}

.article-extra > p {
  margin: 1em 0;
}

/* Comments section: heading, like button, embed */
.article-comments {
  margin-top: 2em;
  padding-top: 1.5em;
  border-top: 1px solid var(--card-separator-color, #eee);
}
.article-comments__title {
  font-size: 1.25rem;
  font-weight: 600;
  margin: 0 0 0.75em 0;
  color: var(--card-text-color-main, #333);
}
.article-comments__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.25em 0.5em;
  margin-bottom: 1.25em;
  font-size: 0.95em;
  color: var(--card-text-color-secondary, #666);
}
.article-comments__like {
  display: inline-flex;
  align-items: center;
  gap: 0.35em;
  padding: 0.35em 0.65em;
  font-weight: 500;
  color: var(--accent-color, #34495e);
  background: transparent;
  border: 1px solid rgba(52, 73, 94, 0.25);
  border-radius: 6px;
  text-decoration: none;
  cursor: pointer;
  transition: color 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}
.article-comments__like:hover {
  color: var(--accent-color-darker, #2c3e50);
  background: rgba(52, 73, 94, 0.06);
  border-color: var(--accent-color, #34495e);
}
.article-comments__like-icon {
  font-style: normal;
}
.article-comments__like-count {
  font-variant-numeric: tabular-nums;
  font-weight: 600;
}
.article-comments__like-count:not(:empty) {
  margin-left: 0.25em;
}
.article-comments__hint {
  font-size: 0.9em;
  color: var(--card-text-color-secondary, #888);
  margin: -0.5em 0 1em 0;
}
.article-comments__sep {
  color: var(--card-text-color-secondary, #888);
  margin: 0 0.15em;
}
.article-comments__discuss {
  color: inherit;
  text-decoration: none;
}
.article-comments__discuss:hover {
  text-decoration: underline;
}
.article-comments__author-notify {
  font-size: 0.9em;
  color: var(--card-text-color-secondary, #888);
}
.article-comments__author-notify:hover {
  text-decoration: underline;
  color: var(--card-text-color-secondary, #666);
}
.article-comments__embed {
  min-height: 120px;
}

/* Citation: no box, Stack-style actions */
.citation-box {
  margin-top: 2em;
  padding: 0;
}

.citation-box__title {
  font-size: 1.4rem;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--body-text-color, #333);
  margin: 0 0 0.5em 0;
  letter-spacing: 0.02em;
}

.citation-box__text {
  margin: 0 0 1.25em 0;
  color: var(--card-text-color-main, #000);
  font-size: 1.2em;
}


/* Editorial board: mute GitHub username next to display name */
.editors-list .editors-username {
  font-size: 0.9em;
  color: var(--card-text-color-secondary, #666);
  font-weight: normal;
}

/* PhotoSwipe lightbox: zoom in/out buttons in toolbar */
.pswp__button--zoom-in,
.pswp__button--zoom-out {
  display: flex;
  align-items: center;
  justify-content: center;
}
.pswp__button--zoom-in .pswp__icn,
.pswp__button--zoom-out .pswp__icn {
  fill: currentColor;
}

/* PhotoSwipe lightbox: caption as a banner below the image */
.pswp__custom-caption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  font-size: 14px;
  line-height: 1.45;
  color: #fff;
  text-align: center;
  padding: 14px 20px;
  box-sizing: border-box;
  pointer-events: none;
  background: rgba(0, 0, 0, 0.82);
  backdrop-filter: blur(6px);
  max-height: 30vh;
  overflow-y: auto;
}