/* ============================================
   DESIGN TOKENS
   ============================================ */
:root {
  --paper: #FFFCF5;
  --paper-raised: #FFFFFF;
  --ink: #2B1512;
  --ink-soft: #55524C;
  --hairline: #E7E0CE;

  /* riso-print inspired section palette: each section gets a background + accent */
  --bg-about: #C9E4E6;      --accent-about: #146E88;
  --bg-projects: #FFD2B0;   --accent-projects: #C1441C;
  --bg-research: #FCE29B;   --accent-research: #A8690A;
  --bg-illustration: #F3D2DE; --accent-illustration: #9C2F63;
  --bg-archive: #DCEAC7;    --accent-archive: #3D7A3A;
  --bg-blog: #C9E4E6;       --accent-blog: #146E88;

  --teal: var(--accent-archive);
  --gold: var(--accent-research);
  --rose: var(--accent-illustration);

  --font-display: 'Fraunces', Georgia, serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'IBM Plex Mono', ui-monospace, monospace;

  --max-width: 1080px;
  --gutter: clamp(1.25rem, 4vw, 3rem);
}

section#about        { --local-accent: var(--accent-about); background: var(--bg-about); }
section#projects     { --local-accent: var(--accent-projects); }
section#research     { --local-accent: var(--accent-research); background: var(--bg-research); }
section#illustration { --local-accent: var(--accent-illustration); }
section#archive      { --local-accent: var(--accent-archive); background: var(--bg-archive); }

body.cat-projects     .case-header, body.cat-projects     .case-body { --local-accent: var(--accent-projects); }
body.cat-illustration .case-header, body.cat-illustration .case-body { --local-accent: var(--accent-illustration); }
body.cat-archive      .case-header, body.cat-archive      .case-body { --local-accent: var(--accent-archive); }
body.cat-blog         .case-header, body.cat-blog         .case-body { --local-accent: var(--accent-blog); }
body.cat-blog .case-header, body.cat-blog .hero { background: var(--bg-blog); }

.trail-star {
  position: fixed;
  top: 0;
  left: 0;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: #FFFFFF;
  box-shadow: 0 0 6px 2px rgba(255, 255, 255, 0.75);
  pointer-events: none;
  z-index: 999;
  opacity: 0.9;
  transition: opacity 0.7s ease, transform 0.7s ease;
  will-change: transform, opacity;
}
.trail-star.fade {
  opacity: 0;
  transform: translateY(-16px) scale(0.3);
}

@media (prefers-reduced-motion: reduce), (pointer: coarse) {
  .trail-star { display: none; }
}

/* Add class="draft" to any hero card, project card, or publication <li>
   to hide it from the live site without deleting it. Remove the class
   (or delete the word "draft") to bring it back. See SETUP.md. */
.draft {
  display: none !important;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation: none !important; transition: none !important; }
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  position: relative;
}

/* Dark theme: for project pages whose imagery is designed to sit on a dark
   background (screenshots, UI mockups with dark canvases, etc). Applied via
   class="theme-dark" on <body>. Overriding the tokens here lets every
   existing component (chips, cards, borders, footer) just work on top of it. */
body.theme-dark {
  --paper: #1B1210;
  --paper-raised: #261915;
  --ink: #F3E9DE;
  --ink-soft: #C7B7AA;
  --hairline: #40302A;
}
body.theme-dark .site-header {
  background: rgba(27, 18, 16, 0.92);
}

a {
  color: inherit;
  text-decoration: none;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--ink);
  color: var(--paper);
  padding: 0.75rem 1.25rem;
  z-index: 100;
}
.skip-link:focus {
  left: var(--gutter);
  top: 0.5rem;
}

:focus-visible {
  outline: 2px solid var(--local-accent, var(--teal));
  outline-offset: 3px;
}

/* ============================================
   HEADER / NAV
   ============================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 252, 245, 0.92);
  backdrop-filter: blur(8px);
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 1rem var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.wordmark {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.15rem;
  letter-spacing: -0.01em;
}

.site-nav {
  display: flex;
  gap: 1.75rem;
  font-size: 0.95rem;
}

.site-nav a {
  color: var(--ink-soft);
  transition: color 0.15s ease;
}
.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--local-accent, var(--teal));
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
}
.nav-toggle span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--ink);
  transition: transform 0.2s ease, opacity 0.2s ease;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 720px) {
  .nav-toggle { display: flex; }
  .site-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--paper);
    border-bottom: 1px solid var(--hairline);
    padding: 1rem var(--gutter) 1.5rem;
    gap: 1rem;
    display: none;
  }
  .site-nav.open { display: flex; }
}

/* ============================================
   HERO
   ============================================ */
.hero {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: clamp(3rem, 8vw, 6rem) var(--gutter) clamp(2.5rem, 6vw, 4rem);
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--ink-soft);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin: 0 0 1rem;
}

.hero h1 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  line-height: 1.25;
  letter-spacing: -0.01em;
  max-width: 32ch;
  margin: 0 0 3rem;
}

.hero h1 em {
  font-style: italic;
  color: var(--local-accent, var(--teal));
}

.hero {
  position: relative;
  overflow: hidden;
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.15fr 0.95fr;
  grid-template-rows: auto 1fr;
  grid-template-areas:
    "slogan kaona"
    "kumu   kaona";
  gap: 3.5rem;
}

.hero-slogan { grid-area: slogan; }
.hero-card--kumu { grid-area: kumu; }
.hero-card--kaona { grid-area: kaona; align-self: start; }

@media (max-width: 720px) {
  .hero-grid {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto auto;
    grid-template-areas:
      "slogan"
      "kaona"
      "kumu";
  }
  .hero-card--kaona { height: auto; }
}

.hero-card {
  position: relative;
  display: flex;
  flex-direction: column;
  transition: transform 0.2s ease;
}
.hero-card:hover,
.hero-card:focus-visible {
  transform: translateY(-4px);
}

.hero-card--kaona {
  display: flex;
}
.hero-card--kaona .hero-card-media {
  aspect-ratio: 4 / 5;
  max-height: 520px;
}
.hero-card--kumu .hero-card-media {
  aspect-ratio: 4 / 3;
}

.hero-card-media {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  background-color: var(--ink);
  background-size: cover;
  background-position: center;
  border: 3px solid var(--ink);
  box-shadow: 6px 6px 0 var(--accent-projects);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.hero-card--kumu .hero-card-media {
  box-shadow: 6px 6px 0 var(--accent-illustration);
}
.hero-card:hover .hero-card-media,
.hero-card:focus-visible .hero-card-media {
  transform: rotate(-1deg) translate(-2px, -2px);
  box-shadow: 10px 10px 0 var(--accent-projects);
}
.hero-card--kumu:hover .hero-card-media,
.hero-card--kumu:focus-visible .hero-card-media {
  transform: rotate(1deg) translate(2px, -2px);
  box-shadow: 10px 10px 0 var(--accent-illustration);
}

.hero-card-sticker {
  position: absolute;
  right: -6%;
  bottom: -10%;
  width: 62%;
  min-width: 220px;
  background: rgba(255, 252, 245, 0.7);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border: 3px solid var(--ink);
  border-radius: 16px;
  padding: 1.25rem 1.4rem;
  box-shadow: 8px 8px 0 rgba(23, 20, 15, 0.9);
  transition: transform 0.25s ease;
}
.hero-card:hover .hero-card-sticker,
.hero-card:focus-visible .hero-card-sticker {
  transform: translate(-3px, -3px);
}

.hero-card-sticker h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.5rem;
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
  color: var(--ink);
  margin: 0 0 0.5rem;
}

.hero-card-sticker p {
  font-size: 0.88rem;
  color: var(--ink);
  margin: 0 0 0.6rem;
}

.hero-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

@media (max-width: 900px) {
  .hero-card-sticker {
    position: static;
    width: auto;
    margin-top: 0.9rem;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    background: var(--paper-raised);
  }
}

/* ============================================
   SECTIONS (shared)
   ============================================ */
.section {
  width: 100%;
  position: relative;
}

.section-transition {
  width: 100%;
  height: 60px;
}

.section-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: clamp(2.5rem, 6vw, 4rem) var(--gutter);
}

.section-head {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.tab {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--paper);
  background: var(--ink);
  border-radius: 50%;
  width: 34px;
  height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.section h2 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.8rem, 3.8vw, 2.4rem);
  margin: 0;
}

/* ============================================
   ABOUT
   ============================================ */
.news-blurb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.9rem;
  background: var(--paper-raised);
  border: 2.5px solid var(--ink);
  border-radius: 12px;
  box-shadow: 5px 5px 0 var(--local-accent, var(--accent-research));
  padding: 1rem 1.25rem;
  margin-top: 2rem;
}

.news-blurb-label {
  display: inline-flex;
  align-items: center;
  gap: 0.2rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  color: #7DD3FC;
  background: var(--ink);
  padding: 0.3rem 0.65rem;
  border-radius: 999px;
  white-space: nowrap;
}

.news-blurb-star {
  font-size: 1.35em;
  line-height: 1;
  transform: translateY(-1.5px);
  display: inline-block;
}

.news-blurb p {
  margin: 0;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--ink);
}

.about-grid {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: start;
}

.about-photo {
  width: 100%;
  border-radius: 10px;
  border: 3px solid var(--ink);
  box-shadow: 6px 6px 0 var(--local-accent, var(--ink));
}

.about-copy p {
  margin: 0 0 1.1rem;
  color: var(--ink-soft);
  max-width: 62ch;
}
.about-copy p:last-child { margin-bottom: 0; }

@media (max-width: 640px) {
  .about-grid {
    grid-template-columns: 1fr;
  }
  .about-photo {
    max-width: 200px;
  }
}

/* ============================================
   PROJECT GRID
   ============================================ */
.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1.5rem 1.75rem;
}

.project-grid-featured {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
  margin-bottom: 3rem;
}
.project-grid-featured .project-card-media {
  aspect-ratio: 3 / 4;
}
.project-grid-featured .project-card h3 {
  font-size: 1.35rem;
}

.project-grid-compact {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem 3rem;
}
.project-card.project-card--sm {
  flex-direction: row;
  align-items: flex-start;
  gap: 1.25rem;
}
.project-card--sm .project-card-media {
  width: 110px;
  aspect-ratio: 3 / 4;
  flex-shrink: 0;
  border-radius: 10px;
}
.project-card--sm .project-card-copy {
  align-self: stretch;
  justify-content: flex-start;
  gap: 0.5rem;
}
.project-card--sm:hover .project-card-media,
.project-card--sm:focus-visible .project-card-media {
  box-shadow: 4px 4px 0 var(--local-accent, var(--accent-projects));
}
.project-card-copy {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}
.project-card--sm h3 {
  font-size: 1.1rem;
}
.project-card--sm p {
  font-size: 0.9rem;
}

@media (max-width: 800px) {
  .project-grid-featured {
    grid-template-columns: 1fr;
  }
}
@media (max-width: 560px) {
  .project-grid-compact {
    grid-template-columns: 1fr;
  }
}

.project-card {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  transition: transform 0.2s ease;
}
.project-card:hover,
.project-card:focus-visible {
  transform: translateY(-3px);
}

.project-card-media {
  aspect-ratio: 4 / 3;
  border-radius: 10px;
  background-color: var(--hairline);
  background-size: cover;
  background-position: center;
  border: 2.5px solid var(--ink);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

#illustration .project-card-media {
  aspect-ratio: 3 / 4;
}
.project-card:hover .project-card-media,
.project-card:focus-visible .project-card-media {
  transform: rotate(-1.2deg) translate(-2px, -2px);
  box-shadow: 6px 6px 0 var(--local-accent, var(--accent-projects));
}
.project-card:nth-child(even):hover .project-card-media,
.project-card:nth-child(even):focus-visible .project-card-media {
  transform: rotate(1.2deg) translate(2px, -2px);
}

.project-card h3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.15rem;
  margin: 0;
}

.project-card p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.95rem;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem;
  width: fit-content;
}

.tag-chip {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--local-accent, var(--teal));
  background: color-mix(in srgb, var(--local-accent, var(--teal)) 10%, transparent);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
}

/* ============================================
   PUBLICATIONS
   ============================================ */
.pub-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}

.pub {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding-bottom: 1.1rem;
  border-bottom: 1px solid var(--hairline);
}
.pub:last-child { border-bottom: none; padding-bottom: 0; }

.pub.pub-featured {
  background: color-mix(in srgb, var(--bg-research) 45%, white);
  border: 2.5px solid var(--ink);
  border-radius: 10px;
  padding: 1rem 1.25rem 1.15rem;
  box-shadow: 5px 5px 0 var(--local-accent, var(--accent-research));
}

.pub-venue {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--local-accent, var(--teal));
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.pub-honor {
  display: inline-flex;
  align-items: center;
  gap: 0.2rem;
  color: #FFD34D;
  background: var(--ink);
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 0.72rem;
  margin-left: 0.4rem;
  padding: 0.15rem 0.6rem;
  border-radius: 999px;
  text-transform: none;
  letter-spacing: normal;
}

.pub-honor-star {
  font-size: 1.35em;
  line-height: 1;
  transform: translateY(-1.5px);
  display: inline-block;
}

.pub-title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.15rem;
  line-height: 1.4;
}
.pub-title:hover,
.pub-title:focus-visible {
  color: var(--local-accent, var(--rose));
}

.pub-authors {
  color: var(--ink-soft);
  font-size: 0.8rem;
  line-height: 1.5;
}

/* ============================================
   FOOTER
   ============================================ */
.site-footer {
  background: var(--ink);
  color: var(--paper);
}

.site-footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 2.5rem var(--gutter) 3rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  font-size: 0.9rem;
}

.site-footer a {
  color: var(--paper);
  border-bottom: 1.5px solid var(--accent-projects);
}
.site-footer a:hover, .site-footer a:focus-visible {
  color: var(--accent-projects);
}

/* ============================================
   CASE STUDY PAGES
   ============================================ */
.case-header {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: clamp(2.5rem, 6vw, 4rem) var(--gutter) 1rem;
}

.case-back {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--ink-soft);
  margin-bottom: 1.5rem;
}
.case-back:hover, .case-back:focus-visible { color: var(--local-accent, var(--teal)); }

.case-meta {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--local-accent, var(--teal));
  margin-bottom: 0.75rem;
}

.case-title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(2rem, 5vw, 3rem);
  line-height: 1.1;
  margin: 0 0 0.75rem;
}

.case-subtitle {
  font-size: 1.15rem;
  color: var(--ink-soft);
  max-width: 65ch;
  margin: 0;
}

.case-hero-img {
  width: 100%;
  border-radius: 12px;
  border: 3px solid var(--ink);
  box-shadow: 8px 8px 0 var(--local-accent, var(--accent-projects));
  margin: 2rem 0;
  display: block;
}

.case-layout {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--gutter) 3rem;
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 3rem;
  align-items: start;
}

.case-layout--resources {
  max-width: 1500px;
}

.case-layout--resources .case-body > *:not(.phase-row) {
  max-width: 880px;
}

.phase-row {
  display: flex;
  gap: 2.25rem;
  align-items: flex-start;
  margin-top: 1.25rem;
}
.phase-content {
  flex: 0 1 880px;
  max-width: 880px;
  min-width: 0;
}
.phase-content > * + * {
  margin-top: 1.25rem;
}

.resource-rail {
  flex: 0 0 220px;
  margin-left: auto;
  position: sticky;
  top: 100px;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.resource-card {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  background: var(--paper-raised);
  border: 2.5px solid var(--ink);
  border-radius: 12px;
  padding: 1rem 1.1rem;
  box-shadow: 5px 5px 0 var(--local-accent, var(--accent-projects));
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.resource-card:hover, .resource-card:focus-visible {
  transform: translate(-2px, -2px);
  box-shadow: 7px 7px 0 var(--local-accent, var(--accent-projects));
}

.resource-card-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--local-accent, var(--accent-projects));
}
.resource-card-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.92rem;
  line-height: 1.35;
  color: var(--ink);
}
.resource-card-desc {
  font-size: 0.8rem;
  color: var(--ink-soft);
  line-height: 1.4;
}
.resource-card-link {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--ink);
  margin-top: 0.2rem;
}

@media (max-width: 900px) {
  .phase-row {
    flex-direction: column;
  }
  .resource-rail {
    position: static;
    flex-direction: row;
    flex-wrap: wrap;
    width: 100%;
  }
  .resource-card {
    flex: 1 1 220px;
  }
}

.case-layout--single {
  grid-template-columns: 160px 1fr;
}
.case-layout--single .case-body {
  grid-column: 2;
}

.case-toc {
  position: sticky;
  top: 100px;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.toc-chip {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  line-height: 1.3;
  padding: 0.4rem 0.8rem;
  border-radius: 999px;
  border: 2px solid var(--ink);
  color: var(--ink);
  background: transparent;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}
.toc-chip:hover, .toc-chip:focus-visible {
  border-color: var(--local-accent, var(--accent-projects));
}
.toc-chip.active {
  background: var(--local-accent, var(--ink));
  border-color: var(--local-accent, var(--ink));
  color: var(--paper);
}

@media (max-width: 900px) {
  .case-layout {
    grid-template-columns: 1fr;
  }
  .case-layout--single {
    grid-template-columns: 1fr;
  }
  .case-layout--single .case-body {
    grid-column: 1;
  }
  .case-toc {
    position: static;
    flex-direction: row;
    flex-wrap: nowrap;
    overflow-x: auto;
    gap: 0.5rem;
    padding-bottom: 0.5rem;
    margin-bottom: 0.5rem;
  }
  .toc-chip {
    white-space: nowrap;
    flex-shrink: 0;
  }
}

.case-body {
  max-width: none;
  margin: 0;
  padding: 0;
}

.case-body > * + * { margin-top: 1.25rem; }

.case-body h2 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.6rem;
  margin-top: 3rem;
  border-top: 3px solid var(--local-accent, var(--ink));
  padding-top: 1.75rem;
  scroll-margin-top: 100px;
}

.case-body h3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.25rem;
  margin-top: 2rem;
}

.case-body h4 {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 1.05rem;
  margin-top: 1.5rem;
}

.case-body p, .case-body li {
  color: var(--ink-soft);
  max-width: 72ch;
}

.case-body strong { color: var(--ink); }

.case-body img {
  max-width: 100%;
  border-radius: 10px;
  border: 3px solid var(--ink);
  box-shadow: 6px 6px 0 var(--local-accent, var(--accent-projects));
  display: block;
  margin: 1rem 0;
}

/* For images with a transparent background (UI mockups, icons, wireframes).
   A hard border/shadow reads as a sticker cutout on a solid photo, but looks
   like a stray box around art that's meant to float. Add class="img-flat"
   to any <img> that has real alpha transparency. */
.case-body img.img-flat,
.img-grid img.img-flat {
  border: none;
  box-shadow: none;
  border-radius: 0;
  background: none;
}

.case-body .img-grid img {
  margin: 0;
}

.is-zoomable {
  cursor: zoom-in;
  transition: transform 0.15s ease, box-shadow 0.15s ease, filter 0.15s ease;
}
.is-zoomable:hover {
  filter: brightness(0.96);
}
.case-body img.is-zoomable:hover {
  transform: translate(-2px, -2px);
  box-shadow: 8px 8px 0 var(--local-accent, var(--accent-projects));
}

.lightbox-overlay {
  position: fixed;
  inset: 0;
  z-index: 999;
  display: none;
  align-items: center;
  justify-content: center;
  padding: clamp(1.5rem, 5vw, 4rem);
  background: rgba(20, 12, 10, 0.88);
  cursor: zoom-out;
}
.lightbox-overlay.is-open {
  display: flex;
}
.lightbox-img {
  max-width: 100%;
  max-height: 100%;
  border-radius: 8px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
  cursor: default;
}
.lightbox-close {
  position: absolute;
  top: clamp(0.75rem, 3vw, 2rem);
  right: clamp(0.75rem, 3vw, 2rem);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: none;
  background: var(--paper);
  color: var(--ink);
  font-size: 1.6rem;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}
body.lightbox-locked {
  overflow: hidden;
}

.case-body figcaption,
.case-body p.caption {
  font-size: 0.85rem;
  color: var(--ink-soft);
  font-style: italic;
  margin-top: 0.4rem;
}

.case-body blockquote {
  border-left: 3px solid var(--local-accent, var(--rose));
  margin: 1.5rem 0;
  padding: 0.25rem 0 0.25rem 1.25rem;
  font-style: italic;
  color: var(--ink);
}

.stat-row {
  display: flex;
  flex-wrap: wrap;
  gap: 2.5rem;
  margin: 1.5rem 0;
}

.stat {
  display: flex;
  flex-direction: column;
}

.stat-number {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 2.5rem;
  color: var(--local-accent, var(--teal));
  line-height: 1;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--ink-soft);
  margin-top: 0.3rem;
  max-width: 18ch;
}

.img-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1rem;
  margin: 1.5rem 0;
}
.img-grid img { margin: 0; }

.img-grid-2 { grid-template-columns: repeat(2, 1fr); }
.img-grid-3 { grid-template-columns: repeat(3, 1fr); }

.intro-row {
  display: flex;
  align-items: center;
  gap: 2.5rem;
  margin: 1.5rem 0;
}
.intro-row .intro-text {
  flex: 1 1 auto;
  min-width: 0;
}
.intro-row .intro-text > * + * {
  margin-top: 1.25rem;
}
.intro-row .intro-media {
  flex: 0 0 200px;
  width: 200px;
}
.intro-row .intro-media img {
  margin: 0;
  width: 100%;
}
@media (max-width: 640px) {
  .intro-row {
    flex-direction: column;
  }
  .intro-row .intro-media {
    width: 160px;
  }
}

.img-grid-brick {
  column-count: 3;
  column-gap: 1.25rem;
  margin: 1.5rem 0;
}
.img-grid-brick figure {
  margin: 0 0 1.25rem;
  break-inside: avoid;
  page-break-inside: avoid;
}
.img-grid-brick img {
  width: 100%;
  margin: 0;
}
.img-grid-brick figcaption {
  margin-top: 0.4rem;
}
@media (max-width: 640px) {
  .img-grid-brick {
    column-count: 1;
  }
}

.img-small {
  max-width: 280px;
}

@media (max-width: 640px) {
  .img-grid-2, .img-grid-3 { grid-template-columns: 1fr; }
}

.callout {
  background: var(--paper-raised);
  border: 1px solid var(--hairline);
  border-left: 3px solid var(--local-accent, var(--teal));
  border-radius: 4px;
  padding: 1.25rem 1.5rem;
}

.footnotes {
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--hairline);
  font-size: 0.85rem;
  color: var(--ink-soft);
}
.footnotes ol {
  padding-left: 1.25rem;
}
.footnotes li { margin-bottom: 0.6rem; }

.case-nav {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 2rem var(--gutter) 3rem;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  border-top: 1px solid var(--hairline);
}

.case-nav a {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--local-accent, var(--teal));
}
.case-nav a:hover, .case-nav a:focus-visible { color: var(--local-accent, var(--rose)); }
.case-nav .next { margin-left: auto; text-align: right; }

.hero {
  opacity: 0;
  transform: translateY(12px);
}
.hero.in-view {
  animation: reveal 0.6s ease forwards;
}
@keyframes reveal {
  to { opacity: 1; transform: translateY(0); }
}
