content-panel[data-region="primary"] {
  display: block;
  width: min(100%, var(--primary-content-width));
  max-width: var(--primary-content-width);
}


* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background-color: var(--surface);
  color: var(--text-primary);
  font-family: system-ui, "Segoe UI", "Noto Sans", sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  font-feature-settings: "liga" 1;
}

a {
  color: inherit;
  text-decoration: underline;
  text-decoration-color: currentColor;
  outline: none;
}

a:hover {
  text-decoration-color: var(--accent);
}

a:focus-visible,
button:focus-visible {
  outline: var(--focus-outline-width) solid var(--accent);
  outline-offset: var(--focus-outline-offset);
}

page-shell {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

header[data-role="banner"] {
  position: sticky;
  top: 0;
  z-index: 20;
  background-color: var(--surface);
  border-bottom: none;
}

header-bar[data-layout="row"] {
  width: 100%;
  max-width: var(--content-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.9rem calc(max(0px, (var(--content-width) - var(--primary-content-width)) / 2) + var(--content-horizontal-padding));
}

header-bar[data-layout="row"] > h1 {
  margin: 0;
  font-size: inherit;
  font-weight: inherit;
}

a[data-role="brand"] {
  font-size: 1.55rem;
  font-weight: 600;
  letter-spacing: -0.015em;
}

nav[data-role="primary-nav"] {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.95rem;
}

main[data-role="content"] {
  flex: 1;
  width: var(--content-width);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  padding: 0;
}

:is(layout-frame[data-layout="split"], content-panel[data-region="primary"], post-grid) {
  display: flex;
  flex-direction: column;
}

layout-frame[data-layout="split"] {
  gap: var(--layout-split-gap);
}

:is(content-panel[data-region="primary"], post-grid) {
  gap: 1.2rem;
}

:is(meta-column[data-region="meta"], filters-column[data-region="filters"]) {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  width: 100%;
  max-width: none;
}

:is(article[data-role="card"], meta-column[data-region="meta"] > [data-role="meta-card"], filters-column[data-region="filters"] :is(filter-panel[data-role="filter-group"], .filter-panel), [data-role="post-summary"], pre.syntax-highlight) {
  border-radius: var(--radius-soft);
}

:is(meta-column[data-region="meta"] > [data-role="meta-card"], filters-column[data-region="filters"] :is(filter-panel[data-role="filter-group"], .filter-panel)) {
  padding: 1.25rem;
  background-color: var(--surface);
}

post-card {
  display: block;
}

article[data-role="card"] {
  --card-padding-y: 1.2rem;
  --card-padding-x: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  padding: var(--card-padding-y) var(--card-padding-x);
  border: none;
  background-color: var(--surface);
  box-shadow: none;
  position: relative;
}

card-heading {
  display: block;
}

card-heading > h2 {
  margin: 0;
  font-size: inherit;
  font-weight: inherit;
}

:is(a, span)[data-role="card-link"] {
  font-size: 1.35rem;
  font-weight: 500;
  text-underline-offset: 4px;
  line-height: 1.45;
}

card-excerpt {
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  color: var(--text-secondary);
  font-size: 0.97rem;
  line-height: 1.65;
}

card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.7rem;
  padding-top: 0.7rem;
  border-top: none;
  font-size: 0.9rem;
}

time[data-role="published"] {
  color: var(--text-secondary);
}

tag-badges {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

a[data-role="badge"] {
  font-size: 0.85rem;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}


@media (prefers-reduced-motion: reduce) {
  :is(
      article[data-role="card"]
    ) {
    transition: none !important;
  }
}

footer[data-role="footer"] {
  margin-top: auto;
  border-top: none;
  padding: 1.5rem 0;
  background-color: var(--surface);
}

footer-copy {
  display: block;
  width: var(--content-width);
  margin: 0 auto;
  text-align: center;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

button {
  font-family: inherit;
}

@media (min-width: 1024px) {
  layout-frame[data-layout="split"] {
    --sidebar-slot: min(
      var(--sidebar-width),
      max(0px, calc((var(--content-width) - var(--primary-content-width) - 2 * var(--layout-split-gap)) / 2))
    );
    display: grid;
    grid-template-columns:
      minmax(0, var(--sidebar-slot))
      minmax(0, var(--primary-content-width))
      minmax(0, var(--sidebar-slot));
    column-gap: var(--layout-split-gap);
    row-gap: var(--layout-split-gap);
    justify-content: center;
    align-items: start;
  }

  :is(meta-column[data-region="meta"], filters-column[data-region="filters"]) {
    position: sticky;
    top: 5.5rem;
    width: 100%;
    justify-self: stretch;
    align-self: start;
  }

  filters-column[data-region="filters"] {
    grid-column: 3;
  }

  content-panel[data-region="primary"] {
    grid-column: 2;
    grid-row: 1;
  }

  meta-column[data-region="meta"] {
    grid-column: 3;
  }
}

@media (max-width: 640px) {
  :root {
    --content-padding-top: 2rem;
  }

  header[data-role="banner"] {
    position: static;
    top: auto;
  }

  header-bar[data-layout="row"] {
    width: 100%;
    max-width: min(var(--content-width), 100%);
    flex-direction: column;
    align-items: flex-start;
    gap: 0.6rem;
    padding: 0.9rem var(--content-horizontal-padding);
  }

  card-footer {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }

  :is(meta-column[data-region="meta"], filters-column[data-region="filters"]) {
    display: none;
  }
}