/*-- scss:defaults --*/
// =============================================================
// Civilytics — Quarto HTML report + website theme
// Built on Bootstrap defaults via Quarto's SCSS pipeline.
// Inherits all tokens from _tokens.scss.
// =============================================================
@import "_tokens.scss";

// Quarto-specific defaults
$navbar-bg:       $paper;
$navbar-fg:       $ink;
$navbar-hl:       $accent-600;
$footer-bg:       $ink;
$footer-fg:       $paper;

$code-bg:         $paper-2;
$code-color:      $accent-700;
$pre-bg:          $ink;
$pre-color:       $paper;

// Tighter table look
$table-border-color: $rule;
$table-color:        $ink;

// Headings inherit display family + tight tracking
$h1-font-size: 2.875rem;
$h2-font-size: 2.125rem;
$h3-font-size: 1.625rem;
$h4-font-size: 1.25rem;
$headings-font-family:  $font-display;
$headings-font-weight:  800;
$headings-line-height:  1.08;
$headings-color:        $ink;

$callout-color-note:    $navy-600;
$callout-color-tip:     $teal-600;
$callout-color-caution: $accent-700;
$callout-color-warning: $warning;
$callout-color-important: $danger;


/*-- scss:rules --*/
// =============================================================
// Editorial layer — overrides Bootstrap + Quarto defaults so
// rendered .qmd files look like Civilytics publications, not
// generic blog posts.
// =============================================================

@import url('https://fonts.googleapis.com/css2?family=Libre+Franklin:wght@500;600;700;800;900&family=Source+Serif+4:opsz,wght@8..60,400;8..60,500;8..60,600;8..60,700&family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap');

body {
  font-family: $font-sans;
  font-size: 1rem;
  line-height: 1.7;
  color: $ink;
  background: $paper;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

// Headings — display sans for headlines, tight tracking
h1, h2, h3, h4, h5, h6 {
  font-family: $font-display;
  letter-spacing: -0.025em;
  text-wrap: balance;
  color: $ink;
}
h1 { font-weight: 900; letter-spacing: -0.035em; line-height: 1.02; }
h2 { font-weight: 800; letter-spacing: -0.03em;  margin-top: 2.5rem; padding-top: 1rem; border-top: 1px solid $rule; }
h3 { font-weight: 700; margin-top: 1.75rem; }
h4 { font-weight: 700; }
h5, h6 { font-family: $font-sans; font-weight: 600; text-transform: none; }

// Article-body prose — long-form reading uses Source Serif 4
.quarto-title-block { margin-bottom: 2.5rem; }
.quarto-title .title {
  font-family: $font-display;
  font-weight: 900;
  font-size: 3.25rem;
  line-height: 1.0;
  letter-spacing: -0.04em;
  margin-bottom: 0.75rem;
}
.quarto-title .subtitle {
  font-family: $font-serif;
  font-style: italic;
  font-weight: 400;
  font-size: 1.375rem;
  color: $ink-2;
  line-height: 1.4;
  max-width: 60ch;
}
.quarto-title-meta {
  font-family: $font-sans;
  font-size: 0.8125rem;
  color: $ink-3;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border-top: 3px double $ink;
  border-bottom: 1px solid $rule;
  padding: 0.75rem 0;
  margin-top: 1.5rem;
}
.quarto-title-meta .quarto-title-meta-heading { color: $ink-4; font-size: 0.6875rem; }
.quarto-title-meta .quarto-title-meta-contents { color: $ink; font-size: 0.875rem; text-transform: none; letter-spacing: 0; font-weight: 500; }

// Lead / abstract — italic serif lockup
.abstract, p.abstract {
  font-family: $font-serif;
  font-style: italic;
  font-size: 1.25rem;
  line-height: 1.5;
  color: $ink;
  border-left: 2px solid $accent-600;
  padding-left: 1.25rem;
  margin: 2rem 0 2.5rem;
  max-width: 62ch;
}

// Body paragraphs in article
main p, main li {
  font-family: $font-serif;
  font-size: 1.0625rem;
  line-height: 1.65;
  color: $ink;
  text-wrap: pretty;
}
main ul, main ol { padding-left: 1.5em; }
main li { margin-bottom: 0.4em; }

// Links — civic navy, thickening underline
a { color: $navy-600; text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 3px; transition: color 120ms ease; }
a:hover { color: $navy-700; text-decoration-thickness: 2px; }
a:visited { color: $plum-600; }

// Pullquote / blockquote
blockquote {
  font-family: $font-serif;
  font-style: italic;
  font-size: 1.625rem;
  line-height: 1.4;
  color: $ink;
  border-left: 3px solid $accent-600;
  padding: 0.5rem 0 0.5rem 1.5rem;
  margin: 2rem 0;
}
blockquote p { font-family: inherit !important; font-size: inherit !important; line-height: inherit !important; }

// Code — light by default
code, kbd, samp {
  font-family: $font-mono;
  font-size: 0.92em;
  font-feature-settings: "tnum" 1, "zero" 1;
}
code:not(pre code) {
  background: $paper-2;
  color: $accent-700;
  padding: 0.1em 0.4em;
  border-radius: 2px;
  border: 1px solid $rule;
}

// Code blocks — light variant (default), with a dark-emphasis option below
div.sourceCode, pre.sourceCode {
  background: $paper-2;
  border: 1px solid $rule;
  border-radius: 8px;
}
div.sourceCode pre {
  background: transparent;
  color: $ink;
  padding: 1rem 1.25rem;
  font-size: 0.875rem;
  line-height: 1.55;
  margin: 0;
}
// Highlight tokens (Quarto/Pandoc default classes)
pre.sourceCode {
  .kw { color: $navy-700; font-weight: 600; }       // keyword
  .dt { color: $teal-600; }                          // data type
  .st { color: $accent-700; }                        // string
  .co { color: $ink-3; font-style: italic; }         // comment
  .fu { color: $navy-600; }                          // function
  .op, .sc { color: $ink-2; }                        // operator
  .dv, .fl { color: $plum-600; }                     // numbers
  .va { color: $brass-600; }                         // variable
}
// Dark variant — opt in by adding {.dark} to the code chunk
.cell.dark div.sourceCode,
div.sourceCode.dark,
pre.dark {
  background: $ink;
  border-color: $navy-800;
  pre, code { color: $paper; }
  .kw { color: lighten($navy-300, 5%); }
  .dt { color: $teal-300; }
  .st { color: $accent-300; }
  .co { color: $ink-4; }
  .fu { color: $navy-200; }
  .op, .sc { color: $paper-3; }
  .dv, .fl { color: $plum-300; }
}

// Tables — editorial grid
.table, table {
  font-family: $font-sans;
  font-size: 0.9375rem;
  border-collapse: collapse;
  width: 100%;
  font-variant-numeric: tabular-nums;
  margin: 1.5rem 0;
}
.table thead th, table thead th {
  font-family: $font-sans;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: $ink-3;
  border-top: 2px solid $ink;
  border-bottom: 1px solid $rule-strong;
  padding: 0.6rem 0.75rem;
  text-align: left;
}
.table tbody td, table tbody td {
  border-bottom: 1px solid $rule;
  padding: 0.55rem 0.75rem;
  color: $ink;
}
.table tbody tr:last-child td, table tbody tr:last-child td { border-bottom: 2px solid $ink; }
.table.numeric td, table .numeric { font-family: $font-mono; }

// Figures + captions
figure, .quarto-figure { margin: 2rem 0; }
figcaption, .figure-caption, .quarto-figcaption {
  font-family: $font-sans;
  font-size: 0.8125rem;
  color: $ink-3;
  line-height: 1.45;
  margin-top: 0.5rem;
  padding-top: 0.5rem;
  border-top: 1px solid $rule;
  text-align: left;
}

// Callouts — keep Quarto markup, restyle as editorial sidebars
.callout {
  border-radius: 8px;
  border: 1px solid $rule;
  background: $paper-2;
  margin: 1.5rem 0;
  border-left: 3px solid $navy-600;
}
.callout-note    { border-left-color: $navy-600; }
.callout-tip     { border-left-color: $teal-600; }
.callout-caution { border-left-color: $accent-700; }
.callout-warning { border-left-color: $warning; }
.callout-important { border-left-color: $danger; }
.callout-title { font-family: $font-sans; font-weight: 600; font-size: 0.9375rem; color: $ink; text-transform: none; letter-spacing: 0; }
.callout-body p { font-family: $font-sans !important; font-size: 0.9375rem !important; line-height: 1.55 !important; }

// Eyebrow / kicker (Quarto category renders as `.quarto-categories`)
.quarto-categories {
  display: inline-flex;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}
.quarto-categories .quarto-category {
  font-family: $font-sans;
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: $accent-600;
  background: transparent;
  border: none;
  padding: 0;
}
.quarto-categories .quarto-category::before { content: "—  "; color: $accent-600; }

// Navbar (used by website projects)
.navbar {
  background: rgba(250, 247, 242, 0.92) !important;
  backdrop-filter: blur(12px);
  border-bottom: 1px solid $rule;
  padding: 0.875rem 0;
}
.navbar-brand { font-family: $font-display; font-weight: 800; font-size: 1.125rem; letter-spacing: -0.02em; color: $ink !important; }
.navbar-nav .nav-link { font-family: $font-sans; font-weight: 500; font-size: 0.9375rem; color: $ink-2 !important; padding: 0.4rem 0.85rem !important; }
.navbar-nav .nav-link:hover, .navbar-nav .nav-link.active { color: $accent-600 !important; }

// Footer
.nav-footer, footer.footer {
  background: $ink;
  color: $paper;
  font-family: $font-sans;
  font-size: 0.875rem;
  padding: 2rem 0;
  border-top: 4px solid $accent-600;
}
.nav-footer a, footer.footer a { color: $paper; text-decoration: underline; text-decoration-thickness: 1px; }

// TOC — right-side sidebar
#TOC, .sidebar.toc-active, nav#TOC {
  font-family: $font-sans;
  font-size: 0.8125rem;
}
#TOC ul, nav#TOC ul { list-style: none; padding-left: 0.75rem; border-left: 1px solid $rule; }
#TOC li, nav#TOC li { margin: 0.25rem 0; }
#TOC a, nav#TOC a { color: $ink-3; text-decoration: none; }
#TOC a:hover, #TOC a.active, nav#TOC a:hover, nav#TOC a.active { color: $accent-600; border-left: 2px solid $accent-600; padding-left: 0.5rem; margin-left: -0.75rem; }

// HR — editorial divider
hr { border: none; border-top: 1px solid $rule; margin: 2.5rem 0; }
hr.section-break { border: none; height: 4px; background: linear-gradient(to right, $accent-600 60px, $rule 60px); margin: 3rem 0; }

// Listing pages (website blog/index)
.quarto-listing .listing-item {
  background: white;
  border: 1px solid $rule;
  border-top: 3px solid $accent-600;
  border-radius: 8px;
  padding: 1.5rem;
  transition: border-color 120ms ease;
}
.quarto-listing .listing-item:hover { border-color: $rule-strong; }
.quarto-listing .listing-title a { color: $ink; text-decoration: none; font-family: $font-display; font-weight: 800; }
.quarto-listing .listing-date { font-family: $font-sans; font-size: 0.75rem; color: $ink-3; text-transform: uppercase; letter-spacing: 0.08em; }

// Selection
::selection { background: $accent-200; color: $ink; }