:root {
  --space-3xs: clamp(0.25rem, 0.2269rem + 0.1127vw, 0.3125rem);
  --space-2xs: clamp(0.5rem, 0.4769rem + 0.1127vw, 0.5625rem);
  --space-xs: clamp(0.75rem, 0.7038rem + 0.2255vw, 0.875rem);
  --space-s: clamp(1rem, 0.9538rem + 0.2255vw, 1.125rem);
  --space-m: clamp(1.5rem, 1.4307rem + 0.3382vw, 1.6875rem);
  --space-l: clamp(2rem, 1.9076rem + 0.451vw, 2.25rem);
  --space-xl: clamp(3rem, 2.8613rem + 0.6764vw, 3.375rem);
  --space-2xl: clamp(4rem, 3.8151rem + 0.9019vw, 4.5rem);
  --space-3xl: clamp(6rem, 5.7227rem + 1.3529vw, 6.75rem);

  --space-3xs-2xs: clamp(0.25rem, 0.1344rem + 0.5637vw, 0.5625rem);
  --space-2xs-xs: clamp(0.5rem, 0.3613rem + 0.6764vw, 0.875rem);
  --space-xs-s: clamp(0.75rem, 0.6113rem + 0.6764vw, 1.125rem);
  --space-s-m: clamp(1rem, 0.7458rem + 1.2401vw, 1.6875rem);
  --space-m-l: clamp(1.5rem, 1.2227rem + 1.3529vw, 2.25rem);
  --space-l-xl: clamp(2rem, 1.4915rem + 2.4803vw, 3.375rem);
  --space-xl-2xl: clamp(3rem, 2.4453rem + 2.7057vw, 4.5rem);
  --space-2xl-3xl: clamp(4rem, 2.9831rem + 4.9605vw, 6.75rem);

  --grid-max-width: 75.94rem;
  --grid-gutter: var(--space-s-m);
  --grid-columns: 12;
  --grid-edge: max(
    var(--grid-gutter),
    (100% - var(--grid-max-width)) / 2 + var(--grid-gutter)
  );
  --grid-column-width: calc(
    (
        min(100%, var(--grid-max-width)) -
          (var(--grid-columns) + 1) * var(--grid-gutter)
      ) /
      var(--grid-columns)
  );
  --bar-gutter: max(var(--grid-gutter), (100% - var(--measure)) / 2);
  --bar-border-image: linear-gradient(
      to right,
      transparent 0 var(--bar-gutter),
      var(--border) 0 calc(100% - var(--bar-gutter)),
      transparent 0
    )
    1;

  --page-offset-top: var(--space-xl);
  --page-offset-bottom: var(--space-m);
}

html {
  scrollbar-gutter: stable;

  @media (width < 64rem) {
    --bar-nav-height: calc(2rem + 2 * var(--space-2xs) + 2px);
    --bar-toc-height: 0px;
    scroll-padding-block-start: calc(
      var(--bar-nav-height) +
      var(--bar-toc-height) +
      var(--space-2xs)
    );

    &:has(page-toc) {
      --bar-toc-height: calc(1.5 * var(--step--1) + 2 * var(--space-2xs) + 2px);
    }
  }
}

/* Page grid structure from layout.astro */
page-grid {
  position: relative;
  isolation: isolate;
  display: grid;
  grid-template-columns: repeat(var(--grid-columns), minmax(0, 1fr));
  gap: var(--grid-gutter);
  max-width: var(--grid-max-width);
  min-height: 100svh;
  margin-inline: auto;
  padding-inline: var(--grid-gutter);
  padding-block-start: var(--page-offset-top);

  @media (width < 64rem) {
    grid-template-columns: 1fr;
    grid-template-rows: auto 1fr;
    padding-block-start: 0;
  }
}

page-header {
  display: contents;

  @media (width < 64rem) {
    display: block;
    grid-column: 1 / -1;
    position: sticky;
    top: 0;
    z-index: 10;
    min-width: 0;
    margin-inline: calc(-1 * var(--grid-gutter));
  }
}

page-nav {
  display: block;
  min-width: 0;
  grid-column: 1 / 3;
  grid-row: 1;

  @media screen and (width >= 64rem) {
    position: fixed;
    inset-block: var(--page-offset-top) var(--page-offset-bottom);
    inset-inline-start: var(--grid-edge);
    width: calc(2 * var(--grid-column-width) + var(--grid-gutter));
  }
}

page-toc {
  display: block;
  min-width: 0;
  grid-column: 10 / 13;
  grid-row: 1;

  @media screen and (width >= 64rem) {
    display: block;
    position: fixed;
    inset-block: var(--page-offset-top) var(--page-offset-bottom);
    inset-inline-end: var(--grid-edge);
    width: calc(3 * var(--grid-column-width) + 2 * var(--grid-gutter));
  }
}

page-content {
  display: flex;
  flex-direction: column;
  grid-column: 3 / 10;
  grid-row: 1;
  min-width: 0;
  margin-block-start: -0.1em;

  main {
    flex: 1;
  }

  page-footer {
    display: block;
    margin-block-start: var(--space-xl);
  }

  @media (width < 64rem) {
    grid-column: 1 / -1;
    grid-row: auto;
    inline-size: 100%;
    max-inline-size: var(--measure);
    margin-inline: auto;
  }
}

/* Merox Features */
ul.timeline { list-style-type: none; padding: 0; margin: 0 0 1.125rem; }
ul.timeline li { display: grid; grid-template-columns: 5rem 1fr; gap: 1rem; padding: 0.5rem 0 0.5rem 0.5rem; border-bottom: 1px solid var(--border); }
ul.timeline li:last-child { border-bottom: none; }
ul.timeline .year { font-size: 0.9375rem; color: var(--muted-foreground); padding-top: 0.125rem; }
ul.timeline .desc { font-size: 1.125rem; color: var(--foreground); line-height: 1.5; }
ul.post-list { list-style: none; padding: 0; margin: 0; }
ul.post-list li { display: grid; grid-template-columns: 4.5rem 1fr auto; gap: 1.125rem; padding: 0.75rem 0; border-bottom: 1px solid var(--border); align-items: baseline; }
@media (max-width: 640px) { 
    ul.post-list li { grid-template-columns: 3.5rem 1fr; gap: 0.25rem 0.5rem; } 
    ul.post-list li .post-year { grid-column: 1; grid-row: 1; }
    ul.post-list li .post-title { grid-column: 2; grid-row: 1; }
    ul.post-list li .post-tags { grid-column: 2; grid-row: 2; justify-content: flex-start !important; text-align: left !important; font-size: 0.75rem; } 
}
ul.post-list li:last-child { border-bottom: none; }
ul.post-list .post-year { color: var(--muted-foreground); font-size: 0.9375rem; font-family: var(--font-mono); }
ul.post-list .post-title { text-decoration: none; font-weight: 500; color: var(--foreground); }
ul.post-list .post-tags { color: var(--muted-foreground); text-align: right; font-family: var(--font-mono); font-size: 0.875rem; display: flex; gap: 0.5rem; justify-content: flex-end; flex-wrap: wrap; }

/* Tag Filters */
.tag-filters {
    margin-bottom: 2.5rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}
.tag-filter-btn {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--muted-foreground);
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.875rem;
    font-family: var(--font-mono);
    cursor: pointer;
    transition: all 0.2s ease;
}
.tag-filter-btn:hover {
    border-color: var(--muted-foreground);
    color: var(--foreground);
}
.tag-filter-btn.active {
    background: var(--foreground);
    color: var(--background);
    border-color: var(--foreground);
}