.notes-layout { display: grid; grid-template-columns: 210px minmax(0, 1fr); gap: 56px; padding-bottom: 80px; align-items: start; }
.note-sidebar { position: sticky; top: 28px; }
.note-categories { display: grid; gap: 5px; margin-top: 18px; }
.note-categories a { display: flex; gap: 16px; justify-content: space-between; padding: 12px 14px; border-radius: 4px; text-decoration: none; font-size: 20px; }
.note-categories a[aria-current] { background: #e8efea; color: var(--accent); }
.note-categories a:hover { background: #edf2ee; }
.note-categories a span { font-size: 15px; color: var(--muted); }
.note-library-count { margin-top: 27px; color: var(--muted); font-size: 15px; padding-left: 14px; }
.note-list { min-width: 0; }
.note-search { padding-bottom: 24px; border-bottom: 1px solid var(--line); margin-bottom: 32px; }
.note-search label { display: block; font-size: 18px; margin-bottom: 10px; }
.note-search-field { display: flex; align-items: center; border: 1px solid #afc0b9; border-radius: 5px; background: #fffdfa; }
.note-search input { flex: 1; min-width: 0; width: 100%; border: 0; background: transparent; padding: 12px 16px; font: inherit; font-size: 19px; color: var(--ink); }
.note-search input::placeholder { color: var(--muted); opacity: 1; }
.note-search button { font-size: 16px; border: 0; background: transparent; margin-right: 8px; padding: 8px; color: var(--accent); }
#note-results { font-size: 14px; color: var(--muted); margin-top: 8px; min-height: 26px; }
.note-group { scroll-margin-top: 25px; margin-bottom: 42px; }
.note-group-heading { margin-bottom: 24px; }
.note-group-heading .eyebrow { margin-bottom: 9px; }
.note-group-heading h2 { font-size: 30px; display: flex; align-items: center; gap: 18px; }
.note-group-heading h2 span { color: var(--muted); font-size: 14px; }
.note-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 28px; }
.note-more { display: none; }
.notes-overview .note-group-heading { display: flex; align-items: end; justify-content: space-between; gap: 20px; }
.notes-overview .note-group-heading > div { min-width: 0; }
.notes-overview .note-more { display: inline-flex; flex-shrink: 0; align-items: center; gap: 10px; padding: 6px 0; color: var(--accent); font-size: 17px; text-decoration: none; }
.notes-overview .note-more:hover { text-decoration: underline; }
.notes-overview .note-grid { grid-template-columns: none; grid-auto-flow: column; grid-auto-columns: calc((100% - 28px) / 2); overflow-x: auto; overscroll-behavior-x: contain; scroll-snap-type: x proximity; padding: 8px 8px 16px; margin: -8px -8px 0; scrollbar-width: thin; scrollbar-color: #afc0b9 transparent; }
.notes-overview .note-card { scroll-snap-align: start; }
.note-card { min-width: 0; border-bottom: 1px solid var(--line); }
.note-card-link { display: flex; height: 100%; flex-direction: column; text-decoration: none; }
.note-card-cover { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; border-radius: 5px; background: #e7eeea; transition: filter .2s; }
.note-card-link:hover .note-card-cover { filter: brightness(1.04); }
.note-card-body { display: flex; flex: 1; flex-direction: column; padding-block: 20px 25px; }
.note-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 20px; font-size: 15px; color: var(--muted); }
.note-card h3 { font-size: 25px; line-height: 1.5; margin-block: 12px; overflow-wrap: anywhere; }
.note-card-summary { color: var(--muted); font-size: 18px; line-height: 1.8; overflow-wrap: anywhere; }
.note-read { display: flex; justify-content: space-between; color: var(--accent); font-size: 17px; padding-top: 24px; margin-top: auto; }
.note-no-results { padding: 60px 0; }
.note-no-results h2 { font-size: 26px; margin-bottom: 15px; }
.note-no-results p { color: var(--muted); }
.note-breadcrumbs { display: flex; flex-wrap: wrap; align-items: center; gap: 14px; margin-top: 36px; font-size: 17px; color: var(--muted); }
.note-breadcrumbs a { text-decoration: none; }
.article-heading { display: flex; align-items: center; gap: 44px; border-bottom: 1px solid var(--line); padding-block: 35px 42px; margin-bottom: 40px; }
.article-heading > div { min-width: 0; flex: 1; }
.article-heading h1 { margin-block: 16px 24px; font-size: clamp(32px, 3.4vw, 46px); line-height: 1.5; overflow-wrap: anywhere; }
.article-cover { width: 190px; aspect-ratio: 4 / 3; object-fit: cover; border-radius: 5px; }
.reading-layout { display: grid; grid-template-columns: 228px minmax(0, 1fr); gap: 52px; align-items: start; }
.article-sidebar { position: sticky; top: 24px; max-height: calc(100vh - 48px); overflow-y: auto; padding: 7px; margin: -7px; }
.note-toc summary { cursor: pointer; font-size: 21px; color: var(--accent); padding-bottom: 10px; }
.note-toc ol { list-style: none; margin: 8px 0 0; padding: 0; }
.note-toc li { font-size: 17px; line-height: 1.7; padding-block: 5px; overflow-wrap: anywhere; }
.note-toc a { display: block; text-decoration: none; color: var(--muted); padding: 4px 0 4px 12px; border-left: 1px solid var(--line); }
.note-toc a:hover { color: var(--accent); border-color: var(--accent); }
.note-toc .toc-level-3 { padding-left: 14px; font-size: 16px; }
.note-toc .toc-level-4 { padding-left: 25px; font-size: 15px; }
.back-to-notes { display: block; font-size: 17px; margin-top: 30px; text-decoration: none; color: var(--accent); }
.article-content { min-width: 0; }
.markdown-body { font-size: 22px; line-height: 1.95; overflow-wrap: anywhere; }
.markdown-body > :first-child { margin-top: 0; }
.markdown-body p, .markdown-body ul, .markdown-body ol { margin-block: 20px; }
.markdown-body li p { margin-block: 8px; }
.markdown-body ul, .markdown-body ol { padding-left: 1.5em; }
.markdown-body h2, .markdown-body h3, .markdown-body h4, .markdown-body h5, .markdown-body h6 { color: var(--accent); scroll-margin-top: 28px; line-height: 1.65; }
.markdown-body h2 { font-size: 32px; margin-block: 52px 22px; padding-top: 24px; border-top: 1px solid var(--line); }
.markdown-body h3 { font-size: 27px; margin-block: 35px 18px; }
.markdown-body h4 { font-size: 24px; margin-block: 28px 15px; }
.markdown-body h5, .markdown-body h6 { font-size: 22px; margin-block: 24px 15px; }
.markdown-body a { color: var(--accent); }
.markdown-body strong { font-weight: 700; }
.markdown-body blockquote { margin: 26px 0; padding: 2px 20px; border-left: 3px solid #87a79a; background: #edf2ed; color: #4b6561; }
.markdown-body hr { border: 0; border-top: 1px solid var(--line); margin-block: 36px; }
.markdown-body hr + h2 { border-top: 0; padding-top: 0; margin-top: 32px; }
.markdown-body img { max-width: 100%; max-height: 620px; object-fit: contain; margin: 28px auto; border-radius: 4px; }
.markdown-body code { font: .78em/1.8 Consolas, "Liberation Mono", monospace; overflow-wrap: anywhere; background: #e9eeea; padding: .1em .3em; border-radius: 3px; }
.markdown-body pre { overflow-x: auto; white-space: pre; padding: 20px; border: 1px solid var(--line); border-radius: 5px; font-size: 15px; line-height: 1.8; }
.markdown-body pre code { background: none; padding: 0; font-size: inherit; overflow-wrap: normal; }
.markdown-body .codehilite { font-family: Consolas, "Liberation Mono", monospace; }
.table-scroll { overflow-x: auto; margin-block: 24px; }
.note-table { border-collapse: collapse; width: 100%; font-size: 19px; }
.note-table th, .note-table td { text-align: left; padding: 10px 16px; border: 1px solid var(--line); min-width: 100px; }
.note-table th { background: #e8efea; }
.markdown-body .math.block { display: block; max-width: 100%; overflow-x: auto; padding: 10px 4px; margin-block: 22px; }
.markdown-body .math.inline { display: inline-block; max-width: 100%; overflow-x: auto; vertical-align: middle; padding-block: 3px; }
.markdown-body .math.inline .katex { white-space: nowrap; }
.markdown-body .math.inline .katex-display { margin-block: 10px; }
.markdown-body .math.block .katex-display { margin: 0; text-align: left; }
.markdown-body .katex { font-size: 1em; }
.markdown-body .katex-display > .katex { text-align: left; }
.markdown-body .footnotes { font-size: 18px; color: var(--muted); }
.markdown-body .footnote-ref { font-size: .7em; }
.markdown-body .task-list-item { list-style: none; }
.markdown-body .task-list-item-checkbox { margin-right: 10px; accent-color: var(--accent); }
.related-notes { border-top: 1px solid var(--line); margin-top: 55px; padding-top: 28px; }
.related-notes h2 { font-size: 23px; margin-bottom: 14px; }
.related-notes a { display: block; font-size: 20px; text-decoration: none; padding-block: 10px; }
.article-content .page-end { margin-top: 28px; }
@media (max-width: 1000px) {
  .notes-layout { grid-template-columns: 175px minmax(0, 1fr); gap: 32px; }
  .note-grid { gap: 22px; }
  .notes-overview .note-grid { grid-auto-columns: calc((100% - 22px) / 2); }
  .note-card h3 { font-size: 23px; }
  .reading-layout { grid-template-columns: 190px minmax(0, 1fr); gap: 30px; }
  .article-heading { gap: 28px; }
  .article-cover { width: 150px; }
}
@media (max-width: 760px) {
  .notes-layout, .reading-layout { grid-template-columns: 1fr; gap: 30px; }
  .note-sidebar, .article-sidebar { position: static; max-height: none; }
  .note-categories { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
  .note-categories a { font-size: 18px; padding: 8px 12px; border: 1px solid var(--line); }
  .note-library-count { margin-top: 14px; padding-left: 0; }
  .note-toc { border-block: 1px solid var(--line); padding-block: 16px; }
  .note-toc ol { columns: 2; column-gap: 24px; }
  .note-toc li { break-inside: avoid; }
  .article-sidebar .back-to-notes { display: none; }
  .article-heading { margin-bottom: 24px; }
  .article-heading h1 { font-size: 34px; }
  .article-cover { width: 120px; }
  .markdown-body { font-size: 21px; }
  .markdown-body h2 { font-size: 29px; }
  .markdown-body h3 { font-size: 25px; }
}
@media (max-width: 520px) {
  .note-grid { grid-template-columns: 1fr; gap: 32px; }
  .notes-overview .note-grid { grid-auto-columns: 86%; gap: 20px; }
  .notes-layout { padding-bottom: 40px; }
  .note-card h3 { font-size: 26px; }
  .note-meta { font-size: 15px; }
  .article-heading { flex-direction: column-reverse; align-items: stretch; gap: 22px; padding-top: 24px; }
  .article-cover { width: 100%; aspect-ratio: 16 / 7; }
  .article-heading h1 { font-size: 32px; }
  .note-toc ol { columns: 1; }
  .markdown-body { font-size: 20px; line-height: 1.95; }
  .markdown-body .katex { font-size: .96em; }
  .markdown-body blockquote { padding-inline: 14px; }
}
@media print {
  .article-sidebar, .note-breadcrumbs, .article-cover, .related-notes, .page-end, .note-search { display: none; }
  .reading-layout { display: block; }
  .markdown-body { font-size: 12pt; }
  .markdown-body .math.block { overflow: visible; font-size: 9pt; }
}