theme.scss

/*============================================================
  theme.scss — Ben Black researcher site
  Warm · earthy · organic.  Satoshi (headings/UI) + Spectral (body).
  Works on top of Quarto's Bootstrap theme + _brand.yml.
  ============================================================*/

/*-- scss:defaults --*/

// ---- Palette (mirrors _brand.yml so rules below can use Sass vars) ----
$cream:       #F4EEE2;
$cream-2:     #EFE7D7;
$surface:     #FBF7EE;
$ink:         #2B2620;
$ink-soft:    #6B6253;
$ink-faint:   #97907F;
$forest:      #36513C;
$forest-deep: #233827;
$olive:       #6E7350;
$sage:        #97A083;
$burnt:       #BC5C32;
$burnt-deep:  #8E3F1E;
$tan:         #DAC6A0;
$sand:        #E8DCC4;

// ---- Fonts (files loaded in header.html) ----
$font-family-sans-serif: "Satoshi", system-ui, -apple-system, sans-serif;
$font-family-serif:      "Spectral", Georgia, "Times New Roman", serif;
$font-family-base:       $font-family-serif;     // readable serif body / long-form
$headings-font-family:   $font-family-sans-serif;
$font-family-monospace:  "JetBrains Mono", "Source Code Pro", monospace;

// ---- Core Bootstrap overrides ----
$body-bg:        $cream;
$body-color:     $ink;
$primary:        $forest;
$secondary:      $olive;
$link-color:     $burnt;
$link-hover-color: $burnt-deep;
$link-decoration: none;

$headings-font-weight: 700;
$headings-color:       $ink;
$headings-line-height: 1.1;

$border-radius:    18px;
$border-radius-sm: 12px;
$border-radius-lg: 24px;

// Cards / surfaces
$card-bg:           $surface;
$card-border-color: rgba($ink, .10);
$card-border-radius: $border-radius;

// Code
$code-color:        $burnt-deep;
$code-bg:           rgba($forest, .07);

// Navbar (Quarto uses a dark navbar class; we restyle in rules)
$navbar-bg:               transparent;
$navbar-light-color:      $ink;
$navbar-light-hover-color: $forest;
$navbar-light-active-color: $forest;

/*-- scss:rules --*/

/* ----------------------------------------------------------
   Design tokens (CSS custom properties — easy to retune)
   ---------------------------------------------------------- */
:root {
  --bb-cream:       #F4EEE2;
  --bb-cream-2:     #EFE7D7;
  --bb-surface:     #FBF7EE;
  --bb-ink:         #2B2620;
  --bb-ink-soft:    #6B6253;
  --bb-ink-faint:   #97907F;
  --bb-forest:      #36513C;
  --bb-forest-deep: #233827;
  --bb-olive:       #6E7350;
  --bb-sage:        #97A083;
  --bb-burnt:       #BC5C32;
  --bb-burnt-deep:  #8E3F1E;
  --bb-tan:         #DAC6A0;
  --bb-sand:        #E8DCC4;

  --bb-primary:      var(--bb-forest);
  --bb-primary-deep: var(--bb-forest-deep);
  --bb-accent:       var(--bb-burnt);

  --bb-line:   rgba(43,38,32,.12);
  --bb-line-2: rgba(43,38,32,.07);

  /* duotone wash (MEDIUM) */
  --bb-duo-shadow: var(--bb-forest-deep);
  --bb-duo-light:  var(--bb-tan);
  --bb-duo-gray:   .72;
  --bb-duo-shadow-op: .55;
  --bb-duo-light-op:  .34;

  --bb-radius: 18px;
  --bb-radius-pill: 999px;
  --bb-shadow-card: 0 1px 2px rgba(43,38,32,.04), 0 18px 40px -22px rgba(43,38,32,.30);
  --bb-shadow-soft: 0 10px 30px -18px rgba(43,38,32,.35);

  --bb-font-sans: "Satoshi", system-ui, sans-serif;
  --bb-font-serif: "Spectral", Georgia, serif;
}

body {
  background: var(--bb-cream);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* subtle paper grain over the whole page */
body::before {
  content: "";
  position: fixed; inset: 0; z-index: 0; pointer-events: none; opacity: .5;
  background-image: url("assets/grain.svg");
}
#quarto-content, .navbar, footer { position: relative; z-index: 1; }

h1,h2,h3,h4,h5 { font-family: var(--bb-font-sans); letter-spacing: -.02em; }

/* ==========================================================
   NAVBAR  (transparent over hero, solid on scroll)
   nav-scroll.html toggles `.navbar-solid`
   ========================================================== */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; width: 100%;
  background: transparent !important;
  box-shadow: none;
  border-bottom: 1px solid transparent;
  padding: 16px clamp(20px, 5vw, 56px);
  transition: background .35s ease, border-color .35s ease, padding .35s ease, backdrop-filter .35s ease;
}
.navbar.navbar-solid {
  background: color-mix(in srgb, var(--bb-cream) 88%, transparent) !important;
  -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
  border-bottom-color: var(--bb-line);
  padding-top: 10px; padding-bottom: 10px;
}
/* brand wordmark */
.navbar-brand, .navbar-title {
  font-family: var(--bb-font-sans) !important;
  font-weight: 900 !important; font-size: 1.4rem !important;
  letter-spacing: -.03em; color: var(--bb-ink) !important;
}
.navbar-title .brand-2 { color: var(--bb-primary); }
/* nav links */
.navbar .nav-link {
  font-family: var(--bb-font-sans) !important;
  font-weight: 500 !important; color: var(--bb-ink) !important;
  position: relative; padding: 4px 2px !important; margin: 0 .55rem;
}
.navbar .nav-link::after {
  content: ""; position: absolute; left: 0; bottom: -2px; height: 2px; width: 0;
  background: var(--bb-accent); transition: width .3s ease;
}
.navbar .nav-link:hover::after, .navbar .nav-link.active::after { width: 100%; }
.navbar .nav-link:hover, .navbar .nav-link.active { color: var(--bb-primary) !important; }
/* navbar icons */
.navbar .nav-link i, .navbar .navbar-nav .nav-item i { color: var(--bb-ink-soft) !important; transition: color .2s; }
.navbar .nav-link:has(i)::after { display: none; }
.navbar .nav-link:hover i { color: var(--bb-accent) !important; }
/* search */
.navbar #quarto-search svg, .navbar #quarto-search .aa-SubmitIcon { color: var(--bb-ink-soft); }

/* "Download CV" pill button — wrap the navbar item label in
   <span class="cv-btn"> (see README §1) and it renders as a filled pill */
.navbar .nav-link .cv-btn {
  display: inline-block;
  background: var(--bb-primary); color: #fff !important;
  font-family: var(--bb-font-sans); font-weight: 600; font-size: .92rem; white-space: nowrap;
  padding: 8px 18px; border-radius: var(--bb-radius-pill);
  transition: background .25s ease, transform .2s ease;
}
.navbar .nav-link:has(.cv-btn) { padding: 0 !important; margin-left: .6rem; }
.navbar .nav-link:has(.cv-btn)::after { display: none; }          /* no underline on the button */
.navbar .nav-link:hover .cv-btn { background: var(--bb-primary-deep); transform: translateY(-1px); color: #fff !important; }

/* keep page content clear of the fixed navbar on inner pages */
#quarto-content, .quarto-title-block { padding-top: 1rem; }
main#quarto-document-content { padding-top: 80px; }
body.quarto-light .page-columns { padding-top: 0; }

/* ==========================================================
   HERO  (markup lives in index.qmd — see README)
   ========================================================== */
.bb-hero {
  position: relative;
  max-width: 1480px; margin: 0 auto;
  padding: 84px clamp(20px, 3vw, 44px) 80px;
  min-height: 100vh;
  display: flex; justify-content: center; align-items: center;
  gap: clamp(36px, 5vw, 96px);
}
.bb-hero-left { flex: 0 1 560px; position: relative; z-index: 3; }
.bb-eyebrow {
  font-family: var(--bb-font-serif); font-style: italic; font-size: 1.4rem;
  color: var(--bb-accent); margin-bottom: 6px;
}
.bb-name {
  font-family: var(--bb-font-sans);
  font-size: clamp(3.4rem, 9vw, 7rem); line-height: .92; letter-spacing: -.04em;
  margin: 0; color: var(--bb-ink); border: 0;
}
.bb-name .ln2 { color: var(--bb-primary); }
.bb-role {
  margin-top: 22px; max-width: 30ch;
  font-family: var(--bb-font-sans);
  font-size: clamp(1.05rem, 1.6vw, 1.3rem); font-weight: 500; line-height: 1.35; color: var(--bb-ink);
}
.bb-role .at { color: var(--bb-ink-soft); }
.bb-intro {
  margin-top: 22px; max-width: 42ch;
  font-family: var(--bb-font-serif); font-size: 1.12rem; line-height: 1.6; color: var(--bb-ink-soft);
}
.bb-social { display: flex; gap: 22px; margin-top: 34px; align-items: center; }
.bb-social a,
#quarto-document-content .bb-social a { color: var(--bb-primary); display: grid; place-items: center; transition: color .22s, transform .22s; }
.bb-social a:hover,
#quarto-document-content .bb-social a:hover { color: var(--bb-accent); transform: translateY(-3px); }
.bb-social a i, .bb-social a svg { font-size: 1.7rem; width: 28px; height: 28px; }

.bb-hero-right {
  position: relative; flex: 0 0 auto;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 36px; min-height: 460px;
}
.bb-portrait-wrap { position: relative; width: clamp(340px, 40vw, 540px); aspect-ratio: 1; }
.bb-portrait-ring {
  position: absolute; width: calc(100% + 11px); height: calc(100% + 11px); left: -5.5px; top: 0;
  border-radius: 50%;
  background: linear-gradient(to right, var(--bb-forest), var(--bb-burnt));
  -webkit-mask-image: linear-gradient(to top, #000 0%, rgba(0,0,0,.55) 28%, transparent 50%);
          mask-image: linear-gradient(to top, #000 0%, rgba(0,0,0,.55) 28%, transparent 50%);
  z-index: 0;
}
.bb-portrait-glow {
  position: absolute; inset: -24px -24px -28px; border-radius: 50%;
  background: linear-gradient(to right,
              color-mix(in srgb, var(--bb-forest) 38%, transparent),
              color-mix(in srgb, var(--bb-burnt) 38%, transparent));
  -webkit-mask-image: radial-gradient(ellipse 72% 52% at 50% 76%, #000 0%, transparent 60%);
          mask-image: radial-gradient(ellipse 72% 52% at 50% 76%, #000 0%, transparent 60%);
  filter: blur(24px); z-index: -1;
}
.bb-portrait {
  position: absolute; inset: 0; border-radius: 50%; overflow: hidden;
  border: 6px solid var(--bb-surface); box-shadow: var(--bb-shadow-soft);
}
.bb-portrait img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 30%; border-radius: 0 !important; margin: 0; }
.bb-squiggle {
  position: absolute; left: 22%; bottom: 12%; width: 200px; height: auto;
  color: var(--bb-accent); opacity: .85; pointer-events: none; z-index: 1;
  overflow: visible;
}

@media (max-width: 1080px) {
  .bb-hero { flex-direction: column; min-height: auto; gap: 28px; padding-top: 84px; }
  .bb-hero-left { flex: 1 1 auto; }
  .bb-hero-right { order: -1; min-height: 360px; }
  .bb-squiggle { display: none; }
}

/* ==========================================================
   PAGE SECTIONS  (publications / presentations / posts)
   ========================================================== */
.page-section { padding-top: 5rem; padding-bottom: 1rem; border-top: 1px solid var(--bb-line-2); margin-top: 2rem; }
.page-section.publications-section { /* hook for any special pub styling */ }

/* full-bleed tinted section to distinguish listing groups */
.section-tint {
  position: relative;
  background: var(--bb-cream-2);
  border-top: 1px solid var(--bb-line-2); border-bottom: 1px solid var(--bb-line-2);
}
.section-tint::before {
  content: ""; position: absolute; top: 0; bottom: 0; left: 50%;
  width: 100vw; transform: translateX(-50%); z-index: -1;
  background: var(--bb-cream-2);
  border-top: 1px solid var(--bb-line-2); border-bottom: 1px solid var(--bb-line-2);
}

/* section heading + "All … →" link on one row */
.section-head {
  display: flex; align-items: flex-end; justify-content: space-between; gap: 20px;
  flex-wrap: wrap; margin-bottom: 2rem;
}
.section-head > h2, .section-head > div > h2 { margin: 0 !important; }
.section-more, a.section-more {
  font-family: var(--bb-font-sans); font-weight: 600; font-size: .95rem; white-space: nowrap;
  color: var(--bb-primary) !important; text-decoration: none;
  display: inline-flex; align-items: center; gap: 7px; transition: gap .2s, color .2s;
}
.section-more::after { content: "→"; }
.section-more:hover { gap: 12px; color: var(--bb-burnt-deep) !important; }

h2[id] { scroll-margin-top: 110px; }
#quarto-document-content h2 {
  font-size: clamp(2rem, 4vw, 3rem); letter-spacing: -.035em; color: var(--bb-ink);
  border: 0; padding-bottom: 0; margin-bottom: 1.4rem;
}
#quarto-document-content h3 {
  font-size: 1.3rem; color: var(--bb-primary); margin-top: 2rem; border: 0;
}

/* ==========================================================
   PUBLICATIONS  (EJS templates → .no-bullets list)
   ========================================================== */
/* ---- editorial row layout (publication_yearly.ejs / publication.ejs) ---- */
.pub-list { display: flex; flex-direction: column; }
.pub {
  display: grid; grid-template-columns: 92px 1fr; gap: 28px; align-items: baseline;
  padding: 26px 8px; border-top: 1px solid var(--bb-line);
  transition: background .25s, padding .25s;
}
.pub-list .pub:last-child { border-bottom: 1px solid var(--bb-line); }
.pub:hover { background: var(--bb-surface); padding-left: 18px; padding-right: 18px; }
.pub .yr { font-family: var(--bb-font-sans); font-size: 1.5rem; font-weight: 700; color: var(--bb-accent); letter-spacing: -.02em; }
.pub .meta { min-width: 0; }
.pub .pt { font-family: var(--bb-font-sans); font-size: 1.16rem; font-weight: 600; line-height: 1.32; letter-spacing: -.01em; color: var(--bb-ink); text-wrap: pretty; }
.pub:hover .pt { color: var(--bb-primary); }
.pub .pj { margin-top: 8px; font-family: var(--bb-font-serif); font-style: italic; color: var(--bb-ink-soft); font-size: 1rem; }
.pub .pj .author-name { font-style: normal; color: var(--bb-primary); font-weight: 700; }
/* action pills sit on their own row beneath the journal/authors line */
.pub .links { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; justify-content: flex-start; margin-top: 14px; }
.tagpill, .pub .links .btn {
  font-family: var(--bb-font-sans); font-size: .72rem; font-weight: 600; letter-spacing: .04em;
  color: var(--bb-ink-soft) !important; background: transparent !important;
  border: 1px solid var(--bb-line) !important; border-radius: var(--bb-radius-pill) !important;
  padding: 5px 11px !important; transition: all .2s; white-space: nowrap; cursor: pointer; line-height: 1.2;
}
.tagpill:hover, .pub .links .btn:hover { color: #fff !important; background: var(--bb-primary) !important; border-color: var(--bb-primary) !important; }
/* summary toggle — accent-tinted, fills in when expanded */
.tagpill-summary { color: var(--bb-primary) !important; border-color: color-mix(in srgb, var(--bb-primary) 35%, transparent) !important; }
.tagpill-summary[aria-expanded="true"] { color: #fff !important; background: var(--bb-primary) !important; border-color: var(--bb-primary) !important; }

/* ---- plain-language summary (sectioned: Overview / Key findings / Methods / Implications) ---- */
.pub .pub-summary { margin-top: 14px; }
.pub-summary-body {
  background: var(--bb-surface);
  border: 1px solid var(--bb-line);
  border-radius: 16px;
  padding: 6px clamp(18px, 2.4vw, 28px);
  box-shadow: var(--bb-shadow-card);
}
.pub-sum-section { padding: 18px 0; border-top: 1px dashed var(--bb-line); }
.pub-sum-section:first-child { border-top: 0; }
.pub-sum-section > h4 {
  font-family: var(--bb-font-sans);
  font-size: .72rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase;
  color: var(--bb-accent);
  margin: 0 0 10px; padding: 0; border: 0;
}
.pub-sum-content { font-family: var(--bb-font-serif); color: var(--bb-ink); font-size: 1rem; line-height: 1.62; }
.pub-sum-content > :first-child { margin-top: 0; }
.pub-sum-content > :last-child { margin-bottom: 0; }
.pub-sum-content p { margin: 0 0 .7em; }
.pub-sum-content ul { margin: 0; padding: 0; list-style: none; display: flex; flex-direction: column; gap: .5rem; }
.pub-sum-content ul ul { margin-top: .5rem; }
.pub-sum-content li { position: relative; padding-left: 1.25rem; }
.pub-sum-content li::before {
  content: ""; position: absolute; left: .15rem; top: .62em;
  width: 6px; height: 6px; border-radius: 50%; background: var(--bb-sage);
}
.pub-sum-content ul ul li::before { background: var(--bb-tan); width: 5px; height: 5px; }
.pub-sum-content strong { color: var(--bb-primary); font-weight: 700; }
.pub-sum-content em { color: var(--bb-ink-soft); }
@media (max-width: 720px) {
  .pub { grid-template-columns: 56px 1fr; gap: 14px; }
  .pub .links { margin-top: 10px; }
  .pub .yr { font-size: 1.15rem; }
}

/* ---- fallback for the original .no-bullets EJS (if you keep it) ---- */
.year-heading {
  font-family: var(--bb-font-sans) !important;
  font-size: 1.6rem !important; font-weight: 700 !important;
  color: var(--bb-accent) !important; letter-spacing: -.02em;
  margin-top: 2.4rem !important; margin-bottom: .25rem !important;
}
ul.no-bullets > li {
  border-top: 1px solid var(--bb-line);
  padding: 1.4rem .25rem; line-height: 1.55; font-family: var(--bb-font-serif);
}
ul.no-bullets > li:first-child { border-top: 0; }
ul.no-bullets > li > br:first-child { display: none; }
.author-name { color: var(--bb-primary); font-weight: 700; }
ul.no-bullets > li i { color: var(--bb-ink-soft); }

/* publication action buttons (original EJS) → quiet earthy pills */
.btn-outline-dark.btn-sm, a.btn-outline-dark {
  --bs-btn-color: var(--bb-ink-soft);
  --bs-btn-border-color: var(--bb-line);
  --bs-btn-hover-color: #fff;
  --bs-btn-hover-bg: var(--bb-primary);
  --bs-btn-hover-border-color: var(--bb-primary);
  border-radius: var(--bb-radius-pill) !important;
  font-family: var(--bb-font-sans); font-weight: 600; font-size: .76rem;
  letter-spacing: .02em; padding: .3rem .8rem; margin: .35rem .25rem 0 0;
}

/* ==========================================================
   LISTING GRIDS  (Presentations + Posts → type: grid)
   Uniform square thumbnails + medium duotone wash.
   ========================================================== */
.quarto-listing { margin-top: .5rem; }
.quarto-listing-container-grid .list.grid {
  display: grid !important;
  grid-template-columns: repeat(auto-fill, minmax(290px, 1fr)) !important;
  gap: 30px !important;
}
.quarto-listing-container-grid .list.grid > * { min-width: 0; }
/* naked cards — image is a rounded tile, text sits below on the page */
.quarto-grid-item.card,
.quarto-listing-container-grid .quarto-grid-item.card {
  background: transparent !important;
  border: 0 !important;
  box-shadow: none !important;
  padding: 0;
  overflow: visible;
}

/* the square duotone image tile (the <p class="card-img-top"> wrapper) */
/* padding-top: 100% is the reliable intrinsic-ratio square — works in Bootstrap flex cards */
.quarto-grid-item .card-img-top {
  position: relative; display: block; margin: 0;
  padding-top: 100%; overflow: hidden;
  border-radius: var(--bb-radius); background: var(--bb-cream-2);
  box-shadow: var(--bb-shadow-card);
}
.quarto-grid-item .card-img-top img,
.quarto-grid-item img.thumbnail-image {
  position: absolute; top: 0; left: 0;
  width: 100% !important; height: 100% !important; object-fit: cover; object-position: center;
  border-radius: 0 !important;
  filter: grayscale(var(--bb-duo-gray)) contrast(1.04) brightness(1.02);
  transition: filter .45s ease, transform .6s cubic-bezier(.2,.7,.2,1);
}
.quarto-grid-item .card-img-top::before,
.quarto-grid-item .card-img-top::after {
  content: ""; position: absolute; inset: 0; pointer-events: none; transition: opacity .45s ease;
}
.quarto-grid-item .card-img-top::before { background: var(--bb-duo-shadow); mix-blend-mode: multiply; opacity: var(--bb-duo-shadow-op); }
.quarto-grid-item .card-img-top::after  { background: var(--bb-duo-light);  mix-blend-mode: screen;   opacity: var(--bb-duo-light-op); }

/* reveal full colour on hover */
.quarto-grid-item:hover .card-img-top img { filter: grayscale(0) contrast(1) brightness(1); transform: scale(1.04); }
.quarto-grid-item:hover .card-img-top::before,
.quarto-grid-item:hover .card-img-top::after { opacity: 0; }

/* card text — reflowed to match the design: date → title → event/desc → location → categories */
.quarto-grid-item .card-body, .quarto-grid-item .card-body.post-contents {
  padding: 16px 2px 0; display: flex; flex-direction: column; gap: 8px;
}
.quarto-grid-item .card-body > .card-attribution,
.quarto-grid-item .card-body > .listing-date { order: 1 !important; margin: 0; }
.quarto-grid-item .card-body > .listing-title,
.quarto-grid-item .card-body > .card-title    { order: 2 !important; }
.quarto-grid-item .card-body > .listing-event,
.quarto-grid-item .card-body > .listing-subtitle { order: 3; }
.quarto-grid-item .card-body > .listing-description { order: 3; }
.quarto-grid-item .card-body > .card-other-values { order: 3; }
.quarto-grid-item .card-body > .listing-location { order: 4; }
.quarto-grid-item .card-body > .listing-categories { order: 5; margin-top: 2px; }

.quarto-grid-item .listing-categories {
  display: flex !important; flex-wrap: wrap; gap: 6px; align-items: center;
}

.quarto-grid-item .listing-title, .quarto-grid-item .card-title,
.quarto-grid-item .listing-title a {
  font-family: var(--bb-font-sans); font-weight: 700; font-size: 1.16rem; line-height: 1.28;
  letter-spacing: -.01em; color: var(--bb-ink) !important; margin: 0;
}
.quarto-grid-item:hover .listing-title,
.quarto-grid-item:hover .listing-title a { color: var(--bb-primary) !important; }
.quarto-grid-item .card-other-values {
  display: grid; gap: 8px; margin: 0; border: 0; padding: 0;
  background: transparent !important;
}
.quarto-grid-item .card-other-values tbody,
.quarto-grid-item .card-other-values tr {
  display: contents;
  background: transparent !important;
}
.quarto-grid-item .card-other-values td {
  display: block; border: 0; padding: 0;
  background: transparent !important;
}
.quarto-grid-item .card-other-values td:first-child { display: none; }
.quarto-grid-item .listing-event,
.quarto-grid-item .card-other-values td.event,
.quarto-grid-item .listing-subtitle {
  font-family: var(--bb-font-serif); font-style: italic; color: var(--bb-ink-soft); font-size: .98rem; line-height: 1.4;
}
.quarto-grid-item .listing-description, .quarto-grid-item .card-text.listing-description {
  font-family: var(--bb-font-serif); color: var(--bb-ink-soft); font-size: .98rem; line-height: 1.5;
}
.quarto-grid-item .listing-location,
.quarto-grid-item .card-other-values td.location {
  font-family: var(--bb-font-sans); font-size: .9rem; color: var(--bb-ink-faint);
  display: flex; align-items: center; gap: 6px;
}
.quarto-grid-item .listing-location::before,
.quarto-grid-item .card-other-values td.location::before { content: "📍"; font-size: .85em; }
.quarto-grid-item .listing-date, .quarto-grid-item .card-attribution {
  font-family: var(--bb-font-sans); font-size: .78rem; letter-spacing: .1em; text-transform: uppercase;
  color: var(--bb-ink-faint); font-weight: 600;
}
.quarto-grid-item .card-attribution {
  display: flex !important; justify-content: flex-start !important; text-align: left;
  margin-top: 0 !important; margin-bottom: 0 !important;
}
.quarto-grid-item .card-attribution .listing-date { display: block; text-align: left; }

/* ----- default-listing fallback (if you keep type: default) ----- */
.quarto-listing-container-default .quarto-post .thumbnail img.thumbnail-image {
  aspect-ratio: 1/1; object-fit: cover; width: 100%; height: 100%;
  border-radius: var(--bb-radius); box-shadow: var(--bb-shadow-card);
  filter: grayscale(var(--bb-duo-gray)) contrast(1.04);
}

/* ----- gallery (Other content, gallery.ejs Bootstrap cards) ----- */
.list.grid .card { background: var(--bb-surface); border: 1px solid var(--bb-line); border-radius: var(--bb-radius); overflow: hidden; }
.list.grid .card > a { position: relative; display: block; aspect-ratio: 1/1; overflow: hidden; }
.list.grid .card img.card-img-top {
  width: 100%; height: 100%; object-fit: cover; border-radius: 0;
  filter: grayscale(var(--bb-duo-gray)) contrast(1.04); transition: filter .45s ease, transform .6s ease;
}
.list.grid .card > a::after { content:""; position:absolute; inset:0; background: var(--bb-duo-shadow); mix-blend-mode: multiply; opacity: var(--bb-duo-shadow-op); transition: opacity .45s ease; pointer-events:none; }
.list.grid .card:hover img.card-img-top { filter: none; transform: scale(1.04); }
.list.grid .card:hover > a::after { opacity: 0; }

/* category chips (used in listings) */
.listing-category, .quarto-category {
  background: color-mix(in srgb, var(--bb-primary) 12%, transparent) !important;
  color: var(--bb-primary) !important;
  border-radius: var(--bb-radius-pill) !important;
  border: 0 !important; opacity: 1 !important;
  font-family: var(--bb-font-sans); font-weight: 600; font-size: .68rem; letter-spacing: .04em;
  padding: 4px 10px !important; margin: 4px 6px 0 0 !important;
  text-transform: none;
}
.listing-category:hover, .quarto-category:hover { background: var(--bb-primary) !important; color: #fff !important; }

/* ==========================================================
   LINKS in body copy
   ========================================================== */
#quarto-document-content a { color: var(--bb-accent); }
#quarto-document-content a:hover { color: var(--bb-burnt-deep); }
/* card links must override the body-copy rule above */
#quarto-document-content .quarto-grid-item a,
#quarto-document-content .quarto-grid-item .listing-title a { color: var(--bb-ink); }
#quarto-document-content .quarto-grid-item:hover .listing-title a { color: var(--bb-primary); }

/* ==========================================================
   FOOTER  — custom "Let's talk" block (bb-footer.html include)
   Quarto's default .nav-footer is hidden in favour of this.
   ========================================================== */
.nav-footer { display: none !important; }

.bb-footer {
  grid-column: screen-start / screen-end;
  background: var(--bb-forest-deep);
  color: color-mix(in srgb, #fff 82%, var(--bb-forest));
  font-family: var(--bb-font-sans);
  padding: 70px 0 36px; margin-top: 60px;
  position: relative; z-index: 1;
  /* Viewport bleed: overrides any grid-container constraint on article pages.
     On full-width pages 100% == 100vw so margin-left == 0; on narrower containers
     it shifts the footer left to the true viewport edge. */
  width: 100vw;
  margin-left: calc((100% - 100vw) / 2);
  box-sizing: border-box;
}
.bb-footer .bb-footer-wrap {
  max-width: 1200px; margin: 0 auto; padding: 0 clamp(20px,5vw,56px);
  display: grid; grid-template-columns: 1.4fr 1fr; gap: 40px; align-items: start;
}
.bb-footer h3 { font-family: var(--bb-font-sans); font-size: 2.2rem; color: #fff; letter-spacing: -.03em; margin: 0; }
.bb-footer .bb-ft-sub { margin-top: 12px; font-family: var(--bb-font-serif); font-style: italic; color: color-mix(in srgb, #fff 70%, var(--bb-forest)); max-width: 42ch; }
.bb-footer .bb-ft-mail { display: inline-block; margin-top: 20px; font-size: 1.2rem; font-weight: 600; color: var(--bb-tan); border-bottom: 2px solid color-mix(in srgb, var(--bb-tan) 50%, transparent); padding-bottom: 3px; }
.bb-footer .bb-ft-mail:hover { color: #fff; }
.bb-footer .bb-ft-cols { display: flex; gap: 60px; justify-content: flex-end; }
.bb-footer .bb-ft-col h4 { font-family: var(--bb-font-sans); font-size: .76rem; letter-spacing: .18em; text-transform: uppercase; color: var(--bb-tan); margin: 0 0 14px; font-weight: 600; }
.bb-footer .bb-ft-col a { display: block; padding: 6px 0; line-height: 1.3; color: color-mix(in srgb, #fff 80%, var(--bb-forest)); font-size: .95rem; }
.bb-footer .bb-ft-col a:hover { color: #fff; }
.bb-footer .bb-ft-bottom {
  max-width: 1200px; margin: 50px auto 0; padding: 22px clamp(20px,5vw,56px) 0;
  border-top: 1px solid color-mix(in srgb, #fff 16%, transparent);
  display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  font-size: .84rem; color: color-mix(in srgb, #fff 60%, var(--bb-forest));
}
.bb-footer .bb-ft-bottom a { color: var(--bb-tan); }
@media (max-width: 760px) {
  .bb-footer .bb-footer-wrap { grid-template-columns: 1fr; }
  .bb-footer .bb-ft-cols { justify-content: flex-start; gap: 40px; }
}

/* ==========================================================
   EMBED CONTAINER  — responsive iframes (presentations)
   Wraps <iframe> in a 16:9 padding-box so the iframe fills
   the available body width regardless of hardcoded dimensions.
   ========================================================== */
.embed-container {
  position: relative;
  width: 100%;
  padding-bottom: 56.25%; /* 16:9 */
  height: 0;
  overflow: hidden;
  margin: 1.5rem 0;
  border-radius: var(--bb-radius);
  box-shadow: var(--bb-shadow-card);
}
.embed-container p,
.embed-container p[align] {
  position: absolute !important;
  inset: 0 !important;
  margin: 0 !important;
  padding: 0 !important;
}
.embed-container iframe {
  position: absolute;
  inset: 0;
  width: 100% !important;
  height: 100% !important;
  border: 0;
}

/* ==========================================================
   Misc — keep portraits/figures from old global border-radius rule
   ========================================================== */
.bb-portrait img, .quarto-grid-item img { border-radius: 0; }