/* ========================================================================
   OPENBUREAU — site-level overrides on top of shibui.
   Differentiation from kgva.ch: serif body, strong wordmark, wider column,
   editorial journal entries (not portfolio cards), more breathing room,
   no 8bit cursor.
   ======================================================================== */

@import url('https://fonts.bunny.net/css?family=newsreader:400,400i,500,500i,600,600i|ibm-plex-mono:400,500|space-grotesk:400,500,700|inter:400,500,600');

:root {
  /* Typography — editorial:
     serif body, display for headings/nav, sans (Inter) for listings/labels,
     mono kept narrow (code, dates, technical stamps). */
  --font-family-serif: 'Newsreader', Charter, 'Source Serif Pro', Georgia, serif;
  --font-family-sans:  'Inter', system-ui, -apple-system, sans-serif;
  --font-family-mono:  'IBM Plex Mono', 'Courier New', ui-monospace, monospace;
  --font-family-display: 'Space Grotesk', 'Inter', system-ui, sans-serif;
  --font-family-mono-shibui: var(--font-family-mono);

  --font-size-base: 1.0625rem;
  --font-size-small: 0.875rem;
  --font-size-code: 0.92rem;

  --spacing-base: 1.7em;
  --spacing-xs: calc(var(--spacing-base) * 0.25);
  --spacing-sm: calc(var(--spacing-base) * 0.5);
  --spacing-md: var(--spacing-base);
  --spacing-lg: calc(var(--spacing-base) * 2);
  --spacing-xl: calc(var(--spacing-base) * 3);

  --container-width: 72ch;

  /* Off-white paper + warm ink */
  --bg-h: 35;
  --bg-s: 14%;
  --bg-l: 96%;

  --color-bg-primary: hsl(var(--bg-h) var(--bg-s) var(--bg-l));
  --color-bg-secondary: hsl(var(--bg-h) var(--bg-s) calc(var(--bg-l) - 3%));
  --color-border: hsl(var(--bg-h) var(--bg-s) calc(var(--bg-l) - 12%));
  --color-text-primary: hsl(25 18% 10%);
  --color-text-muted: hsl(25 8% 38%);
  --color-text-code: hsl(25 10% 22%);

  --accent: #b54a2c;
  --accent-soft: #d97a5a;

  color-scheme: light;
}

/* ------------------------------------------------------------------------
   Base body — serif by default (editorial)
   ------------------------------------------------------------------------ */
body {
  font-family: var(--font-family-serif);
  font-size: var(--font-size-base);
  line-height: 1.55;
  padding: var(--spacing-sm) 1.75rem var(--spacing-xl);
  gap: var(--spacing-sm);
  display: grid;
  grid-template-rows: auto 1fr auto;
  grid-template-columns: minmax(auto, var(--container-width));
  justify-content: center;
}


p { margin: var(--spacing-sm) 0; }
h1, h2, h3, h4, h5 { font-family: var(--font-family-display); font-weight: 600; }

/* Disable shibui's nested h2/h3/h4 counters everywhere on this site */
h2::before, h3::before, h4::before, h5::before { content: none !important; }

code, pre, kbd, samp { font-family: var(--font-family-mono); }
code { font-size: var(--font-size-code); }

a {
  color: var(--color-text-primary);
  border-bottom: 1px solid var(--color-border);
  text-decoration: none;
  margin-left: 0;
}
a:hover {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

/* ------------------------------------------------------------------------
   Site header — strong wordmark, not breadcrumb-first
   ------------------------------------------------------------------------ */
/* 2-column header: wordmark left edge of content | nav right edge of content.
   Center-aligned vertically so wordmark and nav read as one masthead line. */
.site-header {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  column-gap: 2rem;
  row-gap: 0.6rem;
  padding-bottom: var(--spacing-sm);
  border-bottom: 1px solid var(--color-border);
}

.wordmark-link {
  border: none;
  margin: 0;
  padding: 0;
  display: inline-block;
  grid-column: 1;
  justify-self: start;
  font-family: var(--font-family-display);
  font-weight: 700;
  font-size: clamp(1.2rem, 2.4vw, 1.5rem);
  letter-spacing: -0.01em;
  line-height: 1;
  color: var(--color-text-primary);
}
.wordmark-link:hover,
.wordmark-link:focus { color: var(--color-text-primary); border: none; }

.site-header .site-nav {
  grid-column: 2;
  justify-self: end;
}

/* Mobile: stack */
@media (max-width: 720px) {
  .site-header {
    grid-template-columns: 1fr;
    align-items: start;
    row-gap: 0.4rem;
  }
  .wordmark-link,
  .site-header .site-nav {
    grid-column: 1;
    justify-self: start;
  }
}

.wordmark-link:focus-visible { outline: 2px dotted var(--color-text-muted); outline-offset: 4px; }

.wordmark-tagline {
  font-family: var(--font-family-serif);
  font-style: italic;
  font-size: var(--font-size-small);
  color: var(--color-text-muted);
  margin: 0;
  max-width: 32ch;
  line-height: 1.35;
  text-align: right;
}
@media (max-width: 720px) {
  .wordmark-tagline { text-align: left; max-width: 38ch; }
}

/* Site nav — horizontal, lowercase-strong, mono */
.site-nav nav {
  margin: 0;
}
.site-nav ul {
  list-style: none;
  margin-left: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1.4rem;
  font-family: var(--font-family-display);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.02em;
}
.site-nav li { margin: 0; }
.site-nav a { border: none; }
.site-nav a.active,
.site-nav a.ancestor {
  color: var(--accent);
}

/* Breadcrumb (only on non-home pages) */
.path-nav {
  font-family: var(--font-family-mono);
  font-size: var(--font-size-small);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.path-nav ol {
  list-style: none;
  margin-left: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.2rem;
}
.path-nav li { margin: 0; }
.path-nav a {
  border: none;
  color: var(--color-text-muted);
}
.path-nav a:hover { color: var(--accent); }
.path-nav li.current a { color: var(--color-text-primary); }

/* ------------------------------------------------------------------------
   Journal (home) — editorial entries, not portfolio cards
   ------------------------------------------------------------------------ */
.journal-header {
  margin-top: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}
.journal-header h2 {
  font-size: 0.95rem;
  font-family: var(--font-family-mono);
  font-weight: 500;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
  margin: 0 0 0.25rem;
}
.journal-header p {
  margin: 0;
  font-style: italic;
}

.journal-list {
  list-style: none;
  margin-left: 0;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.journal-entry {
  border-top: 1px solid var(--color-border);
  padding: 1rem 0 1.1rem;
}
.journal-entry:last-child { border-bottom: 1px solid var(--color-border); }

/* Grid with explicit row-gap: bulletproof against margin/line-height inheritance */
.journal-entry-link {
  display: grid;
  grid-auto-flow: row;
  row-gap: 0.45rem;
  border: none;
  margin: 0;
  padding: 0;
}
.journal-entry-link > * { margin: 0; }
.journal-entry-link:hover .journal-title { color: var(--accent); }

.journal-meta {
  font-family: var(--font-family-mono);
  font-size: var(--font-size-small);
  line-height: 1.3;
  color: var(--color-text-muted);
  display: flex;
  gap: 0.8rem;
  align-items: baseline;
}
.journal-section { color: var(--accent); font-weight: 500; }
.journal-date { font-variant-numeric: tabular-nums; }

.journal-title {
  font-family: var(--font-family-display);
  font-size: 1.2rem;
  font-weight: 600;
  letter-spacing: -0.012em;
  line-height: 1.2;
  color: var(--color-text-primary);
  transition: color 0.15s ease;
}

.journal-summary {
  font-family: var(--font-family-serif);
  font-size: var(--font-size-base);
  line-height: 1.45;
  color: var(--color-text-primary);
  max-width: 60ch;
}

.journal-tags {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  font-family: var(--font-family-sans);
  font-size: 0.78rem;
  line-height: 1.2;
  color: var(--color-text-muted);
  padding: 0;
}
.journal-tags li { margin: 0; }

.more {
  margin-top: var(--spacing-md);
  font-family: var(--font-family-mono);
  font-size: var(--font-size-small);
}

/* ------------------------------------------------------------------------
   Library — Atlas view
   ------------------------------------------------------------------------ */
.atlas {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
  margin-top: var(--spacing-md);
}
.atlas-section h2,
.atlas-tags h2 {
  font-family: var(--font-family-display);
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: -0.005em;
  color: var(--color-text-primary);
  border-bottom: 1px solid var(--color-border);
  padding-bottom: var(--spacing-xs);
  margin-bottom: var(--spacing-sm);
}
.atlas-section h2 a,
.atlas-tags h2 a { border: none; color: inherit; }
.atlas-section h2 a:hover { color: var(--accent); }
.atlas-section > p { font-style: italic; color: var(--color-text-muted); margin-bottom: var(--spacing-sm); }

.atlas-list {
  list-style: none;
  margin-left: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.atlas-list li {
  display: flex;
  gap: 0.6rem;
  align-items: baseline;
  flex-wrap: wrap;
}
.atlas-list .list-meta { font-family: var(--font-family-mono); font-size: 0.78rem; }

.tag-cloud {
  list-style: none;
  margin-left: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.1rem;
  font-family: var(--font-family-sans);
  font-size: var(--font-size-small);
}
.tag-cloud li { margin: 0; }
.tag-cloud a { border: none; }

/* ------------------------------------------------------------------------
   Library subsection (chronological list)
   ------------------------------------------------------------------------ */
.time-list ul {
  list-style: none;
  margin-left: 0;
}
.list-item {
  border-top: 1px solid var(--color-border);
  padding: var(--spacing-sm) 0;
}
.list-item:last-child { border-bottom: 1px solid var(--color-border); }
.list-title-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
}
.list-title {
  margin: 0;
  font-family: var(--font-family-display);
  font-size: 1.15rem;
  font-weight: 500;
  flex: 1;
}
.list-title a { border: none; }
.list-meta {
  font-family: var(--font-family-mono);
  font-size: 0.8rem;
  color: var(--color-text-muted);
  white-space: nowrap;
}
.list-summary {
  margin-top: 0.3rem;
  font-style: italic;
  line-height: 1.45;
}

/* ------------------------------------------------------------------------
   Software showcase
   ------------------------------------------------------------------------ */
.software-showcase {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
  margin-top: var(--spacing-md);
}
.software-item {
  border-top: 1px solid var(--color-border);
  padding-top: var(--spacing-md);
}
.software-item:last-child { border-bottom: 1px solid var(--color-border); padding-bottom: var(--spacing-md); }
.software-item h2 {
  font-family: var(--font-family-display);
  font-size: 1.8rem;
  letter-spacing: -0.015em;
  margin: 0 0 0.4rem;
}
.software-item h2 a { border: none; }
.software-summary {
  margin: 0 0 0.5rem;
  font-style: italic;
  color: var(--color-text-primary);
  max-width: 55ch;
}
.software-meta {
  font-family: var(--font-family-mono);
  font-size: var(--font-size-small);
  display: flex;
  gap: 0.4rem;
  align-items: baseline;
  flex-wrap: wrap;
}
.software-external {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

/* ------------------------------------------------------------------------
   Single page (article)
   ------------------------------------------------------------------------ */
.single { margin-top: var(--spacing-md); }
.single-header { margin-bottom: var(--spacing-md); }
.single-header h1 {
  font-family: var(--font-family-display);
  font-size: clamp(1.2rem, 2.4vw, 1.5rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.15;
  margin: 0 0 var(--spacing-xs);
}
.single-summary {
  font-family: var(--font-family-serif);
  font-style: italic;
  font-size: 1.02rem;
  line-height: 1.45;
  margin: 0;
  max-width: 55ch;
}
.single-content h2 {
  font-family: var(--font-family-display);
  font-size: 1.15rem;
  font-weight: 600;
  margin-top: var(--spacing-md);
  margin-bottom: var(--spacing-xs);
}
.single-content h3 {
  font-family: var(--font-family-display);
  font-size: 1rem;
  font-weight: 600;
  margin-top: var(--spacing-sm);
  margin-bottom: var(--spacing-xs);
}
.single-content blockquote {
  border-left: 2px solid var(--accent);
  padding-left: 1rem;
  margin: var(--spacing-md) 0;
  font-style: italic;
  color: var(--color-text-muted);
}
.single-content ul, .single-content ol { margin: var(--spacing-sm) 0 var(--spacing-sm) 1.6rem; }
.single-content li { margin: 0.3rem 0; }

.toc {
  font-family: var(--font-family-sans);
  font-size: var(--font-size-small);
  line-height: 1.45;
  border-left: 2px solid var(--color-border);
  padding: var(--spacing-xs) 0 var(--spacing-xs) var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
  color: var(--color-text-muted);
}
.toc strong {
  color: var(--color-text-primary);
  display: block;
  margin-bottom: 0.4rem;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}
.toc a { border: none; color: var(--color-text-muted); }
.toc a:hover { color: var(--accent); }
.toc ul, .toc ol { margin: 0 0 0 1.2rem; padding: 0; }
.toc li { margin: 0.15rem 0; }

.time {
  font-family: var(--font-family-mono);
  font-size: var(--font-size-small);
  color: var(--color-text-muted);
  margin-top: var(--spacing-lg);
  padding-top: var(--spacing-sm);
  border-top: 1px solid var(--color-border);
}

.back-nav-wrap {
  margin-top: var(--spacing-md);
  font-family: var(--font-family-mono);
  font-size: var(--font-size-small);
}
.back-link { border: none; color: var(--color-text-muted); }
.back-link:hover { color: var(--accent); }

/* ------------------------------------------------------------------------
   Page foot breadcrumb (moved from top → bottom)
   ------------------------------------------------------------------------ */
.page-foot-nav {
  margin-top: var(--spacing-lg);
  padding-top: var(--spacing-sm);
  border-top: 1px solid var(--color-border);
  font-family: var(--font-family-mono);
  font-size: var(--font-size-small);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.page-foot-nav ol {
  list-style: none;
  margin-left: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.2rem;
}
.page-foot-nav li { margin: 0; }
.page-foot-nav a { border: none; color: var(--color-text-muted); }
.page-foot-nav a:hover { color: var(--accent); }
.page-foot-nav li.current a { color: var(--color-text-primary); }

/* ------------------------------------------------------------------------
   Footer — mirrors the header rhythm: 2-col grid, baseline-aligned,
   wordmark left, nav right; below: tagline left, credit right.
   Text left-aligned everywhere (no centering).
   ------------------------------------------------------------------------ */
footer {
  margin-top: var(--spacing-xl);
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--color-border);
  color: var(--color-text-muted);
}
footer a { color: var(--color-text-muted); border: none; }
footer a:hover { color: var(--accent); }
footer p { text-align: left; margin: 0; }

.footer-grid {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: baseline;
  column-gap: 2rem;
  row-gap: var(--spacing-sm);
}

.footer-mark {
  grid-column: 1;
  font-family: var(--font-family-display);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.01em;
  color: var(--color-text-primary);
}

.footer-nav {
  grid-column: 2;
  justify-self: end;
}
.footer-nav ul {
  list-style: none;
  margin-left: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.2rem;
  font-family: var(--font-family-display);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.01em;
}
.footer-nav li { margin: 0; }

.footer-tagline {
  grid-column: 1;
  font-family: var(--font-family-serif);
  font-style: italic;
  font-size: var(--font-size-small);
  line-height: 1.4;
  max-width: 36ch;
}

.footer-credit {
  grid-column: 2;
  justify-self: end;
  font-family: var(--font-family-mono);
  font-size: 0.78rem;
}

/* Mobile: stack everything left */
@media (max-width: 720px) {
  .footer-grid { grid-template-columns: 1fr; }
  .footer-mark,
  .footer-nav,
  .footer-tagline,
  .footer-credit {
    grid-column: 1;
    justify-self: start;
  }
}

/* ------------------------------------------------------------------------
   Images — keep grayscale-on-hover but no portfolio aspect-ratio crop
   ------------------------------------------------------------------------ */
img {
  filter: grayscale(100%);
  transition: filter 0.4s ease;
  max-width: 100%;
  height: auto;
  margin: var(--spacing-sm) 0;
}
img:hover { filter: grayscale(0%); }