/* ============================================================
   Haystack Imaging — tractor-orange / pixel-punk palette
   Tokens at :root, everything else flows from them.
   ============================================================ */

/* ── Self-hosted fonts (no third-party requests, no cookies) ── */
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url('assets/fonts/inter.woff2') format('woff2');
}
@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 400 600;
  font-display: swap;
  src: url('assets/fonts/jetbrains-mono.woff2') format('woff2');
}
@font-face {
  font-family: 'Pixelify Sans';
  font-style: normal;
  font-weight: 500 700;
  font-display: swap;
  src: url('assets/fonts/pixelify-sans.woff2') format('woff2');
}


:root {
  /* Palette */
  --bg:          #FAF6EE;  /* bone */
  --bg-muted:    #F1E9D8;  /* warmer band */
  --surface:     #FFFFFF;  /* card */
  --ink:         #0F0F0F;  /* lines, text, borders */
  --text:        #0F0F0F;
  --text-soft:   #2E2E2E;
  --text-dim:    #6B6B6B;
  --primary:     #FF6B1A;  /* tractor orange */
  --primary-dark:#E25710;
  --sky:         #8FC8E8;  /* secondary cool accent */
  --forest:      #1F3A2E;  /* deep crop green for footer/panels */
  --sage:        #566e3d;  /* logo green — mid-tone, used for recognition accents */
  --sage-dark:   #3F5230;  /* hover / pressed variant */
  --bg-sage:     #E5E9D5;  /* sage-tinted band for section--sage */
  --hay:         #E8B83B;  /* warm highlight */
  --muted:       #E5DECF;  /* pale border */
  --muted-2:     #CFC4AB;
  /* legacy aliases (kept so unmigrated components don't break) */
  --accent:      var(--primary);
  --accent-dark: var(--primary-dark);
  --cta:         var(--primary);
  --cta-dark:    var(--primary-dark);

  /* Type */
  --font-body:  "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-mono:  "JetBrains Mono", ui-monospace, "SF Mono", Menlo, Monaco, Consolas, monospace;
  --font-pixel: "Pixelify Sans", "Silkscreen", "Courier New", monospace;

  /* Layout — pixel-punk: zero radius, blocky shapes */
  --max-w: 72rem;
  --gutter: 1.5rem;
  --section-y: 5.5rem;
  --radius: 0;
  --radius-sm: 0;

  /* Pixel block shadow — hard offset, no blur */
  --pixel-shadow-sm: 2px 2px 0 0 var(--ink);
  --pixel-shadow:    4px 4px 0 0 var(--ink);
  --pixel-shadow-lg: 6px 6px 0 0 var(--ink);
  --pixel-border:    3px solid var(--ink);
  --pixel-border-thin: 2px solid var(--ink);

  /* Legacy soft-shadow aliases (mapped to pixel offsets) */
  --shadow-sm: var(--pixel-shadow-sm);
  --shadow:    var(--pixel-shadow);
  --shadow-lg: var(--pixel-shadow-lg);

  --duration: 180ms;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* ── Reset ─────────────────────────────────────────────── */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img, svg { display: block; max-width: 100%; height: auto; }
ul, ol { list-style: none; }
button, input, textarea { font: inherit; color: inherit; border: 0; background: none; }
button { cursor: pointer; }
a { color: var(--accent-dark); text-decoration: none; transition: color var(--duration) var(--ease); }
a:hover { color: var(--cta); }
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

/* ── Typography ─────────────────────────────────────────── */

h1, h2 {
  font-family: var(--font-pixel);
  font-weight: 700;
  line-height: 1.05;
  color: var(--text);
  letter-spacing: 0;
  text-transform: none;
}
h3 {
  font-family: var(--font-body);
  font-weight: 700;
  line-height: 1.2;
  color: var(--text);
  letter-spacing: 0;
  text-transform: none;
}
h1 { font-size: clamp(2.5rem, 6vw, 4.5rem); }
h2 { font-size: clamp(1.9rem, 3.8vw, 2.9rem); margin-bottom: 0.75rem; }
h3 { font-size: 1.25rem; margin-bottom: 0.5rem; }

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink);
  margin-bottom: 0.75rem;
  display: inline-block;
  background: var(--primary);
  color: var(--ink);
  padding: 0.25rem 0.55rem;
  border: var(--pixel-border-thin);
  box-shadow: var(--pixel-shadow-sm);
}

.aside {
  font-family: var(--font-mono);
  font-size: 0.92rem;
  color: var(--text-dim);
  font-style: italic;
  max-width: 38em;
  line-height: 1.55;
}

.lede {
  font-size: 1.125rem;
  color: var(--text-soft);
  max-width: 38em;
  line-height: 1.55;
}

.section__lede {
  color: var(--text-soft);
  font-size: 1.0625rem;
  max-width: 42em;
  margin-bottom: 2.5rem;
}

/* ── Layout ─────────────────────────────────────────────── */

.container {
  width: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.section { padding-block: var(--section-y); }
.section--muted { background: var(--bg-muted); }
.section--sage  { background: var(--bg-sage); }

.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  padding: 0.5rem 1rem;
  background: var(--cta);
  color: white;
  border-radius: var(--radius-sm);
  font-weight: 600;
  z-index: 1000;
}
.skip-link:focus { top: 1rem; color: white; }

/* ── Buttons (pixel-block) ──────────────────────────────── */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1.25rem;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 1rem;
  line-height: 1;
  border: var(--pixel-border);
  border-radius: 0;
  white-space: nowrap;
  text-transform: none;
  transition: transform var(--duration) var(--ease),
              box-shadow var(--duration) var(--ease),
              background-color var(--duration) var(--ease);
}
.btn--sm { padding: 0.55rem 0.9rem; font-size: 0.88rem; border-width: 2px; }

.btn--primary {
  background: var(--primary);
  color: var(--ink);
  box-shadow: var(--pixel-shadow);
}
.btn--primary:hover {
  background: var(--primary);
  color: var(--ink);
  transform: translate(-2px, -2px);
  box-shadow: var(--pixel-shadow-lg);
}
.btn--primary:active {
  transform: translate(2px, 2px);
  box-shadow: 0 0 0 0 var(--ink);
  transition-duration: 60ms;
}

.btn--ghost {
  background: var(--bg);
  color: var(--ink);
  box-shadow: var(--pixel-shadow-sm);
}
.btn--ghost:hover {
  background: var(--sky);
  color: var(--ink);
  transform: translate(-2px, -2px);
  box-shadow: var(--pixel-shadow);
}
.btn--ghost:active {
  transform: translate(2px, 2px);
  box-shadow: 0 0 0 0 var(--ink);
  transition-duration: 60ms;
}

/* ── Nav ────────────────────────────────────────────────── */

.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg);
  border-bottom: var(--pixel-border);
  transition: transform var(--duration) var(--ease);
}
.nav.is-hidden { transform: translateY(-100%); }

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: 0.75rem;
  gap: 1rem;
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  font-family: var(--font-pixel);
  font-weight: 700;
  color: var(--ink);
  font-size: 1.35rem;
  letter-spacing: 0;
}
.nav__logo:hover { color: var(--ink); }

.nav__logo-mark {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
  display: inline-block;
  border: 2px solid var(--ink);
  image-rendering: pixelated;
  transition: transform var(--duration) var(--ease);
}
.nav__logo:hover .nav__logo-mark { animation: wiggle 0.6s var(--ease); }
@keyframes wiggle {
  0%, 100% { transform: rotate(0); }
  25%      { transform: rotate(-14deg); }
  50%      { transform: rotate(12deg); }
  75%      { transform: rotate(-6deg); }
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 1.4rem;
}
.nav__links a {
  color: var(--ink);
  font-size: 0.95rem;
  font-weight: 600;
  font-family: var(--font-mono);
  position: relative;
  transition: color var(--duration) var(--ease);
}
.nav__links a:hover { color: var(--ink); }
.nav__links a:not(.btn):hover::after,
.nav__links a:not(.btn).is-active::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -6px;
  height: 4px;
  background: var(--primary);
}
.nav__links .btn { color: var(--ink); font-family: var(--font-body); }
.nav__links .btn:hover { color: var(--ink); }

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 0.5rem;
}
.nav__toggle span {
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform var(--duration) var(--ease), opacity var(--duration) var(--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); }

.nav__mobile {
  display: none;
  flex-direction: column;
  gap: 0.25rem;
  padding: 0.5rem 1.5rem 1.25rem;
  background: var(--bg);
  border-top: var(--pixel-border-thin);
}
.nav__mobile.is-open { display: flex; }
.nav__mobile a {
  padding: 0.85rem 0;
  color: var(--ink);
  font-weight: 600;
  font-family: var(--font-mono);
  border-bottom: 2px solid var(--ink);
}
.nav__mobile a:last-child { border: 0; margin-top: 0.75rem; color: var(--ink); font-family: var(--font-body); }

@media (max-width: 820px) {
  .nav__links { display: none; }
  .nav__toggle { display: flex; }
}

/* ── Hero ───────────────────────────────────────────────── */

.hero {
  padding-block: 4.5rem 5.5rem;
  background:
    /* faint diagonal pixel-grid */
    repeating-linear-gradient(
      45deg,
      transparent 0 11px,
      rgba(15, 15, 15, 0.035) 11px 12px
    ),
    var(--bg);
  border-bottom: var(--pixel-border);
  position: relative;
  overflow: hidden;
}

.hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  align-items: center;
  position: relative;
  z-index: 1;
}
@media (min-width: 900px) {
  .hero__grid { grid-template-columns: 1.15fr 1fr; gap: 4rem; }
}

.hero__content h1 {
  margin: 0.6rem 0 1.25rem;
  /* ink color with a tractor-orange "highlighter" block underneath the last word */
}
.hero__h1-mark {
  display: inline-block;
  background: var(--primary);
  padding: 0 0.18em;
  box-shadow: 4px 4px 0 0 var(--ink);
  /* rough tilt for the hand-cut sticker feel */
  transform: rotate(-1.2deg);
}
.hero__lede {
  font-size: 1.15rem;
  color: var(--text-soft);
  max-width: 38em;
  line-height: 1.55;
  margin-bottom: 0.9rem;
}
.hero__aside {
  font-family: var(--font-mono);
  font-size: 0.92rem;
  color: var(--text-dim);
  font-style: italic;
  max-width: 38em;
  line-height: 1.55;
  border-left: 4px solid var(--primary);
  padding-left: 0.85rem;
}
.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 1.85rem;
}

/* Hero pixel scene — frame-sequence player. The .hero__scene <img> swaps
   src on a JS-driven timer through numbered frames in assets/img/pixel/scene-frames/.
   Sky background comes from this box, so individual frames can be transparent
   anywhere they don't paint. */
.hero__visual {
  position: relative;
  width: 100%;
  max-width: 480px;
  margin: 0 auto;
  aspect-ratio: 1 / 1;
  background: var(--sky);
  border: var(--pixel-border);
  box-shadow: var(--pixel-shadow-lg);
  overflow: hidden;
}
.hero__scene {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
  pointer-events: none;
}

@media (max-width: 700px) {
  .hero__visual { max-width: 360px; }
}

/* ── Grids ──────────────────────────────────────────────── */

.grid-3 { display: grid; grid-template-columns: 1fr; gap: 1.5rem; }
.grid-4 { display: grid; grid-template-columns: 1fr; gap: 1.25rem; }
.grid-5 { display: grid; grid-template-columns: 1fr; gap: 1.25rem; }

@media (min-width: 640px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-5 { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 900px) {
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .grid-4 { grid-template-columns: repeat(4, 1fr); }
  .grid-5 { grid-template-columns: repeat(3, 1fr); }
}
@media (min-width: 1100px) {
  .grid-5 { grid-template-columns: repeat(5, 1fr); }
}

/* ── Generic card (problem section) ─────────────────────── */

.card {
  background: var(--surface);
  border: 1px solid var(--muted);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  transition: transform var(--duration) var(--ease), box-shadow var(--duration) var(--ease);
}
.card:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.card__num {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--sage-dark);
  letter-spacing: 0.1em;
  display: block;
  margin-bottom: 0.75rem;
}
.card h3 { margin-bottom: 0.5rem; }
.card p { color: var(--text-soft); font-size: 0.95rem; }

/* ── Capability cards (pixel-punk three-doors) ──────────── */

.capability {
  background: var(--surface);
  border: var(--pixel-border);
  border-radius: 0;
  padding: 1.5rem 1.5rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  box-shadow: var(--pixel-shadow);
  transition: transform var(--duration) var(--ease), box-shadow var(--duration) var(--ease);
  position: relative;
}
.capability:hover {
  transform: translate(-3px, -3px);
  box-shadow: var(--pixel-shadow-lg);
}
.capability__icon {
  width: 56px;
  height: 56px;
  background: var(--bg);
  border: var(--pixel-border);
  display: grid;
  place-items: center;
  margin-bottom: 0.25rem;
  image-rendering: pixelated;
}
.capability__icon svg { display: block; }

.capability__tagline {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin: 0.5rem 0 0;
}
.capability__match {
  font-family: var(--font-pixel);
  font-size: 1.05rem;
  color: var(--ink);
  background: var(--hay);
  display: inline-block;
  padding: 0.15rem 0.5rem;
  margin: 0 0 0.5rem;
  border: 2px solid var(--ink);
  align-self: flex-start;
  line-height: 1.2;
}
.capability h3 {
  color: var(--ink);
  font-size: 1.5rem;
  line-height: 1.05;
  margin-bottom: 0.5rem;
}
.capability > p {
  color: var(--text-soft);
  font-size: 0.98rem;
  line-height: 1.55;
}
.capability ul {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  margin-top: 0.5rem;
}
.capability li {
  position: relative;
  padding-left: 1.3rem;
  font-size: 0.93rem;
  color: var(--text-soft);
  line-height: 1.5;
}
.capability li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 8px;
  height: 8px;
  border-radius: 0;
  background: var(--primary);
}
.capability__scope {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--ink);
  margin-top: auto;
  padding: 0.6rem 0.7rem;
  background: var(--bg-muted);
  border: 2px solid var(--ink);
  align-self: flex-start;
  letter-spacing: 0.04em;
}

/* ── Pipeline chain tagline component ───────────────────── */

.pipeline-chain {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-block: 1.35rem;
}
.pipeline-chain__label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-dim);
}
.pipeline-chain__steps {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.3rem;
}
.pipeline-chain__node {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--ink);
  background: var(--surface);
  border: var(--pixel-border-thin);
  padding: 0.28rem 0.65rem;
  box-shadow: var(--pixel-shadow-sm);
  letter-spacing: 0.04em;
  white-space: nowrap;
}
.pipeline-chain__arrow {
  color: var(--primary);
  font-weight: 900;
  font-size: 0.9rem;
  line-height: 1;
  padding: 0 0.05rem;
}

/* Section-level (larger) variant */
.pipeline-chain--section {
  margin-bottom: 2.25rem;
}
.pipeline-chain--section .pipeline-chain__label {
  font-size: 0.78rem;
}
.pipeline-chain--section .pipeline-chain__node {
  font-size: 1rem;
  font-weight: 700;
  padding: 0.4rem 1rem;
  border: var(--pixel-border);
  box-shadow: var(--pixel-shadow);
}
.pipeline-chain--section .pipeline-chain__arrow {
  font-size: 1.2rem;
  padding: 0 0.15rem;
}

/* Footer (dark bg) variant */
.pipeline-chain--footer {
  margin-block: 0.65rem 0;
}
.pipeline-chain--footer .pipeline-chain__node {
  background: transparent;
  border-color: rgba(255,255,255,0.18);
  color: #D8DDD9;
  box-shadow: none;
}
.pipeline-chain--footer .pipeline-chain__arrow {
  color: var(--primary);
}

/* ── Nav logo sub-brand ──────────────────────────────────── */

.nav__logo-text {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}
.nav__logo-sub {
  display: none;
  font-family: var(--font-mono);
  font-size: 0.58rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-dim);
  line-height: 1;
}
@media (min-width: 1020px) {
  .nav__logo-sub { display: block; }
}

/* ── Pipeline ───────────────────────────────────────────── */

.pipeline {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  counter-reset: step;
}
@media (min-width: 640px) {
  .pipeline { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1100px) {
  .pipeline { grid-template-columns: repeat(4, 1fr); position: relative; }
  .pipeline::before {
    content: "";
    position: absolute;
    top: 44px;
    left: 10%;
    right: 10%;
    height: 2px;
    background: repeating-linear-gradient(
      90deg,
      var(--accent) 0 10px,
      transparent 10px 18px
    );
    opacity: 0.5;
    z-index: 0;
  }
}
.pipeline li {
  background: var(--surface);
  border: 1px solid var(--muted);
  border-radius: var(--radius);
  padding: 1.5rem 1.25rem;
  box-shadow: var(--shadow-sm);
  position: relative;
  z-index: 1;
  text-align: center;
}
.pipeline__step {
  display: inline-grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--accent);
  color: white;
  font-weight: 700;
  font-size: 1.1rem;
  margin-bottom: 0.75rem;
  box-shadow: 0 0 0 4px var(--bg);
}
.pipeline h3 { font-size: 1.1rem; margin-bottom: 0.5rem; }
.pipeline p { color: var(--text-soft); font-size: 0.92rem; margin-bottom: 0.75rem; }
.pipeline code {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--accent-dark);
  background: var(--muted);
  padding: 0.3rem 0.7rem;
  border-radius: 999px;
}

/* ── Modalities ─────────────────────────────────────────── */

.modality {
  background: var(--surface);
  border: 1px solid var(--muted);
  border-radius: var(--radius);
  padding: 1.25rem;
  text-align: center;
  transition: transform var(--duration) var(--ease), box-shadow var(--duration) var(--ease);
}
.modality:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.modality__icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  margin: 0 auto 0.75rem;
  background: var(--muted);
  color: var(--accent-dark);
  display: grid;
  place-items: center;
}
.modality h3 { font-size: 1rem; margin-bottom: 0.25rem; }
.modality p { color: var(--text-soft); font-size: 0.88rem; line-height: 1.5; }

/* ── Modality spectral hover backgrounds ────────────────── */

/* Overlay sits behind card content via z-index layering. */
.modality { position: relative; }
.modality > * { position: relative; z-index: 1; }
.modality::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  opacity: 0;
  transition: opacity 0.6s var(--ease);
  pointer-events: none;
  z-index: 0;
}

/* RGB: three hard-stop vertical colour channels. */
.modality--rgb::before {
  background: linear-gradient(
    to right,
    #d42020 33.33%,
    #20c020 33.33% 66.66%,
    #2040cc 66.66%
  );
}
.modality--rgb:hover::before { opacity: 0.15; }

/* Multispectral: six discrete bands — violet, blue, green, red, red-edge, NIR. */
.modality--multispectral::before {
  background: linear-gradient(
    to right,
    #7800bb           16.66%,
    #0050cc 16.66%    33.33%,
    #00aa28 33.33%    50%,
    #cc1818 50%       66.66%,
    #880040 66.66%    83.33%,
    #4a0050 83.33%
  );
}
.modality--multispectral:hover::before { opacity: 0.16; }

/* Thermal: fire look-up table (dark purple → purple → red → orange → yellow → white). */
.modality--thermal::before {
  background: linear-gradient(
    to right,
    #1e0032,
    #7a00c0 22%,
    #cc0018 44%,
    #e87000 62%,
    #ffe000 80%,
    #fffff0
  );
}
.modality--thermal:hover::before { opacity: 0.18; }

/* Hyperspectral: full visible spectrum gradient, static. */
.modality--hyperspectral::before {
  background: linear-gradient(
    to right,
    hsl(  0, 80%, 52%),
    hsl( 60, 78%, 50%),
    hsl(120, 68%, 42%),
    hsl(180, 70%, 44%),
    hsl(240, 72%, 56%),
    hsl(300, 72%, 52%),
    hsl(360, 80%, 52%)
  );
}
.modality--hyperspectral:hover::before { opacity: 0.19; }

/* Point cloud: scattered hard dots, rainbow colors, hover-only like the other modalities. */
.modality--point-cloud::before {
  background:
    radial-gradient(circle 2px at  8%  8%, #ff2200 100%, transparent 0),
    radial-gradient(circle 2px at 22% 12%, #00aaff 100%, transparent 0),
    radial-gradient(circle 2px at 45%  5%, #44ff00 100%, transparent 0),
    radial-gradient(circle 2px at 68% 10%, #ffcc00 100%, transparent 0),
    radial-gradient(circle 2px at 85%  7%, #aa00ff 100%, transparent 0),
    radial-gradient(circle 2px at 33% 15%, #00ffcc 100%, transparent 0),
    radial-gradient(circle 2px at 92% 14%, #ff8800 100%, transparent 0),
    radial-gradient(circle 2px at 52%  8%, #0044cc 100%, transparent 0),
    radial-gradient(circle 2px at  2% 10%, #ff8800 100%, transparent 0),
    radial-gradient(circle 2px at 98%  8%, #44ff00 100%, transparent 0),
    radial-gradient(circle 2px at 62% 15%, #ff00cc 100%, transparent 0),
    radial-gradient(circle 2px at 48% 18%, #ff00cc 100%, transparent 0),
    radial-gradient(circle 2px at 12% 18%, #00ffcc 100%, transparent 0),
    radial-gradient(circle 2px at 75% 22%, #eeff00 100%, transparent 0),
    radial-gradient(circle 2px at  3% 22%, #eeff00 100%, transparent 0),
    radial-gradient(circle 2px at 15% 25%, #0088ff 100%, transparent 0),
    radial-gradient(circle 2px at 30% 22%, #aa00ff 100%, transparent 0),
    radial-gradient(circle 2px at 40% 22%, #ff5500 100%, transparent 0),
    radial-gradient(circle 2px at 60% 28%, #00ff44 100%, transparent 0),
    radial-gradient(circle 2px at 78% 20%, #ff00cc 100%, transparent 0),
    radial-gradient(circle 2px at 97% 22%, #00ddff 100%, transparent 0),
    radial-gradient(circle 2px at 85% 25%, #ff2200 100%, transparent 0),
    radial-gradient(circle 2px at  8% 30%, #00ff44 100%, transparent 0),
    radial-gradient(circle 2px at  5% 33%, #ff2200 100%, transparent 0),
    radial-gradient(circle 2px at 20% 30%, #ff00cc 100%, transparent 0),
    radial-gradient(circle 2px at 38% 30%, #ff5500 100%, transparent 0),
    radial-gradient(circle 2px at 47% 30%, #0088ff 100%, transparent 0),
    radial-gradient(circle 2px at 52% 32%, #aa00ff 100%, transparent 0),
    radial-gradient(circle 2px at 88% 30%, #88ff00 100%, transparent 0),
    radial-gradient(circle 2px at 95% 35%, #ff2200 100%, transparent 0),
    radial-gradient(circle 2px at 25% 38%, #ffcc00 100%, transparent 0),
    radial-gradient(circle 2px at 42% 38%, #00aaff 100%, transparent 0),
    radial-gradient(circle 2px at 65% 38%, #ff8800 100%, transparent 0),
    radial-gradient(circle 2px at 70% 35%, #0044cc 100%, transparent 0),
    radial-gradient(circle 2px at  8% 40%, #88ff00 100%, transparent 0),
    radial-gradient(circle 2px at 12% 45%, #ff8800 100%, transparent 0),
    radial-gradient(circle 2px at 18% 42%, #ffcc00 100%, transparent 0),
    radial-gradient(circle 2px at 28% 45%, #eeff00 100%, transparent 0),
    radial-gradient(circle 2px at 30% 42%, #00ffcc 100%, transparent 0),
    radial-gradient(circle 2px at 55% 42%, #00ffcc 100%, transparent 0),
    radial-gradient(circle 2px at 62% 42%, #0088ff 100%, transparent 0),
    radial-gradient(circle 2px at 78% 45%, #eeff00 100%, transparent 0),
    radial-gradient(circle 2px at 90% 42%, #eeff00 100%, transparent 0),
    radial-gradient(circle 2px at 98% 45%, #ff2200 100%, transparent 0),
    radial-gradient(circle 2px at 22% 50%, #ff8800 100%, transparent 0),
    radial-gradient(circle 2px at 35% 50%, #00ddff 100%, transparent 0),
    radial-gradient(circle 2px at 55% 50%, #ff2200 100%, transparent 0),
    radial-gradient(circle 2px at 65% 50%, #0088ff 100%, transparent 0),
    radial-gradient(circle 2px at 72% 44%, #44ff00 100%, transparent 0),
    radial-gradient(circle 2px at  5% 55%, #ffcc00 100%, transparent 0),
    radial-gradient(circle 2px at 18% 55%, #0088ff 100%, transparent 0),
    radial-gradient(circle 2px at 45% 58%, #ff5500 100%, transparent 0),
    radial-gradient(circle 2px at 70% 60%, #aa00ff 100%, transparent 0),
    radial-gradient(circle 2px at 82% 52%, #aa00ff 100%, transparent 0),
    radial-gradient(circle 2px at 90% 58%, #00ff44 100%, transparent 0),
    radial-gradient(circle 2px at 95% 48%, #00ff44 100%, transparent 0),
    radial-gradient(circle 2px at  7% 65%, #ffcc00 100%, transparent 0),
    radial-gradient(circle 2px at 12% 62%, #ff5500 100%, transparent 0),
    radial-gradient(circle 2px at 25% 60%, #44ff00 100%, transparent 0),
    radial-gradient(circle 2px at 28% 68%, #ff8800 100%, transparent 0),
    radial-gradient(circle 2px at 38% 62%, #ff2200 100%, transparent 0),
    radial-gradient(circle 2px at 48% 63%, #00ddff 100%, transparent 0),
    radial-gradient(circle 2px at 55% 75%, #00ddff 100%, transparent 0),
    radial-gradient(circle 2px at 65% 72%, #ff00cc 100%, transparent 0),
    radial-gradient(circle 2px at 78% 62%, #44ff00 100%, transparent 0),
    radial-gradient(circle 2px at 80% 67%, #ff2200 100%, transparent 0),
    radial-gradient(circle 2px at 40% 75%, #88ff00 100%, transparent 0),
    radial-gradient(circle 2px at 50% 70%, #ff8800 100%, transparent 0),
    radial-gradient(circle 2px at 92% 70%, #0088ff 100%, transparent 0),
    radial-gradient(circle 2px at 15% 70%, #0044cc 100%, transparent 0),
    radial-gradient(circle 2px at  2% 78%, #ff5500 100%, transparent 0),
    radial-gradient(circle 2px at 10% 72%, #0044cc 100%, transparent 0),
    radial-gradient(circle 2px at 15% 82%, #44ff00 100%, transparent 0),
    radial-gradient(circle 2px at 18% 88%, #88ff00 100%, transparent 0),
    radial-gradient(circle 2px at 28% 78%, #ff5500 100%, transparent 0),
    radial-gradient(circle 2px at 32% 78%, #ff5500 100%, transparent 0),
    radial-gradient(circle 2px at 35% 88%, #ffcc00 100%, transparent 0),
    radial-gradient(circle 2px at 42% 88%, #00aaff 100%, transparent 0),
    radial-gradient(circle 2px at 45% 82%, #eeff00 100%, transparent 0),
    radial-gradient(circle 2px at 58% 85%, #aa00ff 100%, transparent 0),
    radial-gradient(circle 2px at 68% 78%, #00aaff 100%, transparent 0),
    radial-gradient(circle 2px at 72% 82%, #ff2200 100%, transparent 0),
    radial-gradient(circle 2px at 75% 90%, #00aaff 100%, transparent 0),
    radial-gradient(circle 2px at 85% 85%, #00ffcc 100%, transparent 0),
    radial-gradient(circle 2px at 88% 78%, #ff00cc 100%, transparent 0),
    radial-gradient(circle 2px at 92% 92%, #ff8800 100%, transparent 0),
    radial-gradient(circle 2px at  3% 90%, #eeff00 100%, transparent 0),
    radial-gradient(circle 2px at 22% 95%, #ff8800 100%, transparent 0),
    radial-gradient(circle 2px at 28% 92%, #88ff00 100%, transparent 0),
    radial-gradient(circle 2px at 50% 92%, #ff2200 100%, transparent 0),
    radial-gradient(circle 2px at 60% 95%, #0088ff 100%, transparent 0),
    radial-gradient(circle 2px at 72% 95%, #ffcc00 100%, transparent 0),
    radial-gradient(circle 2px at 98% 90%, #44ff00 100%, transparent 0);
}
.modality--point-cloud:hover::before { opacity: 0.65; }

/* ── Why items ──────────────────────────────────────────── */

.why-item {
  padding: 1.25rem 0;
  border-top: 1px solid var(--muted);
}
.why-item h3 {
  font-size: 1.05rem;
  margin-bottom: 0.4rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.why-item h3::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}
.why-item p { color: var(--text-soft); font-size: 0.95rem; }

/* Flagged items — positioning statements, gently highlighted */
.why-item--flag {
  border-top-color: var(--cta);
  border-top-width: 2px;
  padding-top: 1.4rem;
}
.why-item--flag h3 { color: var(--text); }
.why-item--flag h3::before {
  background: var(--cta);
  box-shadow: 0 0 0 3px rgba(224, 120, 86, 0.18);
}

/* ── Samples ────────────────────────────────────────────── */

.sample {
  background: var(--surface);
  border: 1px solid var(--muted);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform var(--duration) var(--ease), box-shadow var(--duration) var(--ease);
}
.sample:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }
.sample__thumb {
  aspect-ratio: 16 / 10;
  background:
    linear-gradient(135deg, var(--muted), var(--muted-2)),
    var(--muted);
  display: grid;
  place-items: center;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-dim);
  border-bottom: 1px solid var(--muted);
}
.sample__caption {
  padding: 1rem 1.25rem 0.5rem;
  font-weight: 600;
  color: var(--text);
}
.sample__tags {
  padding: 0 1.25rem 1.25rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}
.sample__tags span {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--accent-dark);
  background: var(--muted);
  padding: 0.25rem 0.6rem;
  border-radius: 999px;
}

/* ── About ──────────────────────────────────────────────── */

.about {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: center;
}
@media (min-width: 760px) {
  .about { grid-template-columns: 260px 1fr; gap: 3rem; }
}
.about__photo {
  aspect-ratio: 1;
  border-radius: var(--radius);
  border: var(--pixel-border);
  box-shadow: var(--pixel-shadow);
  background: var(--bg-muted);
  overflow: hidden;
  display: block;
}
.about__photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.about__bio .eyebrow { margin-top: 0; }
.about__name {
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--sage-dark);
  margin: 1rem 0 0.75rem;
  font-size: 0.95rem;
}
.about__bio p { color: var(--text-soft); margin-bottom: 1rem; }
.about__bio p:last-child { margin-bottom: 0; }

/* ── Reusable email-with-copy widget ────────────────────
   Pattern:
     <span class="email-line">
       <a href="mailto:…">addr</a>
       <button class="copy-btn" data-copy="addr" aria-label="…">📋</button>
     </span>
   Click address → mailto. Click icon → clipboard. */
.email-line {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  vertical-align: middle;
}
.email-line a {
  color: inherit;
  border-bottom: 2px solid var(--sage);
  font-family: var(--font-mono);
  font-weight: 600;
}
.email-line a:hover {
  color: var(--sage-dark);
  border-bottom-color: var(--sage-dark);
}
.copy-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  padding: 0;
  border: var(--pixel-border-thin);
  background: var(--bg);
  color: var(--ink);
  cursor: pointer;
  flex-shrink: 0;
  transition: background-color var(--duration) var(--ease),
              color var(--duration) var(--ease),
              transform var(--duration) var(--ease);
}
.copy-btn:hover {
  background: var(--sage);
  color: var(--bg);
  transform: translate(-1px, -1px);
  box-shadow: 1px 1px 0 0 var(--ink);
}
.copy-btn:active { transform: translate(1px, 1px); box-shadow: none; }
.copy-btn:focus-visible { outline: 2px solid var(--sage-dark); outline-offset: 2px; }
.copy-btn.is-copied {
  background: var(--sage);
  color: var(--bg);
  transform: none;
  box-shadow: none;
}
.copy-btn svg { display: block; pointer-events: none; }
/* The two icons inside the button — only one shown at a time */
.copy-btn .icon-check { display: none; }
.copy-btn.is-copied .icon-copy { display: none; }
.copy-btn.is-copied .icon-check { display: block; }

/* "Copied!" floating tooltip */
.copy-btn::after {
  content: "Copied!";
  position: absolute;
  bottom: calc(100% + 6px);
  left: 50%;
  transform: translateX(-50%) translateY(4px);
  background: var(--ink);
  color: var(--bg);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  padding: 0.2rem 0.45rem;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 160ms var(--ease), transform 160ms var(--ease);
}
.copy-btn.is-copied::after {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* When the copy-btn sits inside a dark footer, swap its surface so it stays
   readable against the near-black background. */
.footer .copy-btn {
  background: transparent;
  color: #D8DDD9;
  border-color: #D8DDD9;
}
.footer .copy-btn:hover { background: var(--sage); color: var(--bg); border-color: var(--sage); }
.footer .copy-btn.is-copied { background: var(--sage); color: var(--bg); border-color: var(--sage); }

/* ── Contact CTA (mailto, no form) ─────────────────────── */

.contact-cta {
  max-width: 42rem;
  margin-inline: auto;
  text-align: center;
}
.contact-cta__lede {
  color: var(--text-soft);
  font-size: 1.0625rem;
  line-height: 1.55;
  margin: 0 auto 2rem;
  max-width: 36em;
}
/* Contact CTA — orange "button-card" containing label + address + copy icon.
   Outer .contact-cta__btn is a <div> styled as the btn--primary box. Two child
   anchors fire mailto; the copy <button> is a sibling (valid HTML) and copies
   the address. Hovering anywhere on the card shifts the whole box. */
.contact-cta__btn {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 0.45rem;
  padding: 1.05rem 1.75rem 0.95rem;
  background: var(--primary);
  color: var(--ink);
  border: var(--pixel-border);
  box-shadow: var(--pixel-shadow);
  transition: transform var(--duration) var(--ease),
              box-shadow var(--duration) var(--ease);
}
.contact-cta__btn:hover {
  transform: translate(-2px, -2px);
  box-shadow: var(--pixel-shadow-lg);
}
.contact-cta__btn:active,
.contact-cta__btn:has(:active) {
  transform: translate(2px, 2px);
  box-shadow: 0 0 0 0 var(--ink);
  transition-duration: 60ms;
}
.contact-cta__btn-label {
  color: inherit;
  font-weight: 700;
  font-size: 1.1rem;
  line-height: 1.1;
  text-decoration: none;
}
.contact-cta__btn-label:hover { color: inherit; }
.contact-cta__btn-sub {
  display: flex;
  align-items: center;
  gap: 0.55rem;
}
.contact-cta__btn-addr {
  color: inherit;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 500;
  text-decoration: underline;
  text-decoration-style: dotted;
  text-decoration-color: rgba(15, 15, 15, 0.5);
  text-underline-offset: 3px;
}
.contact-cta__btn-addr:hover { color: var(--ink); text-decoration-color: var(--ink); }

/* Copy button inside the orange card — flatter, no own hover shift (parent
   already shifts), color flips for contrast on the orange surface. */
.contact-cta__btn .copy-btn {
  background: transparent;
  border-color: var(--ink);
  color: var(--ink);
}
.contact-cta__btn .copy-btn:hover {
  background: var(--ink);
  color: var(--primary);
  transform: none;
  box-shadow: none;
}
.contact-cta__btn .copy-btn:active { transform: none; box-shadow: none; }
.contact-cta__btn .copy-btn.is-copied {
  background: var(--ink);
  color: var(--primary);
  border-color: var(--ink);
}
.contact-cta__btn .copy-btn::after {
  /* tooltip on dark bg already; tweak so it doesn't fight the orange */
  background: var(--ink);
  color: var(--bg);
}
.contact-cta__note {
  margin-top: 1.5rem;
  color: var(--text-dim);
  font-size: 0.95rem;
}
.contact-cta__note a {
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--ink);
  border-bottom: 2px solid var(--sage);
}
.contact-cta__note a:hover { color: var(--sage-dark); border-bottom-color: var(--sage-dark); }

/* ── Footer ─────────────────────────────────────────────── */

.footer {
  background: var(--text);
  color: #D8DDD9;
  padding-block: 3rem 1.5rem;
}
.footer a { color: #D8DDD9; }
.footer a:hover { color: white; }

.footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
@media (min-width: 760px) {
  .footer__grid { grid-template-columns: 1.3fr 1fr 1fr; }
}
.footer__logo { font-weight: 700; color: white; font-size: 1.1rem; }
.footer__tagline { font-size: 0.9rem; color: #AAB2AD; margin-top: 0.3rem; }
.footer__quip { font-size: 0.8rem; color: #5E6560; margin-top: 0.8rem; font-style: italic; }
.footer__heading {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: #B9C6A8;          /* sage-tinted light for dark footer bg */
  margin-bottom: 0.75rem;
}
.footer__grid a {
  display: block;
  padding: 0.3rem 0;
  font-size: 0.92rem;
}
/* Email-line in the footer should behave as one row, not stacked block. */
.footer__email { display: inline-flex; padding: 0.3rem 0; font-size: 0.92rem; }
.footer__email a { display: inline; padding: 0; font-size: inherit; }
.footer__legal {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding-top: 1.25rem;
  font-size: 0.82rem;
  color: #8A928D;
}

/* ── Scroll reveal ──────────────────────────────────────── */

.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 600ms var(--ease), transform 600ms var(--ease);
}
.reveal.is-visible { opacity: 1; transform: none; }

/* ── Micro-interactions ─────────────────────────────────── */

/* (Tilt 3D effect was removed — flat pixel cards don't tilt.) */

/* Pipeline staggered pop */
.pipeline li { opacity: 0; transform: translateY(10px) scale(0.96); transition: none; }
.pipeline.is-popping li {
  animation: popIn 520ms var(--ease) forwards;
}
.pipeline.is-popping li:nth-child(1) { animation-delay: 0ms; }
.pipeline.is-popping li:nth-child(2) { animation-delay: 140ms; }
.pipeline.is-popping li:nth-child(3) { animation-delay: 280ms; }
.pipeline.is-popping li:nth-child(4) { animation-delay: 420ms; }
.pipeline.is-popping li:nth-child(5) { animation-delay: 560ms; }
@keyframes popIn {
  0%   { opacity: 0; transform: translateY(10px) scale(0.96); }
  60%  { opacity: 1; transform: translateY(-4px) scale(1.03); }
  100% { opacity: 1; transform: translateY(0) scale(1); }
}
.pipeline.is-popping li .pipeline__step {
  animation: bounceStep 420ms var(--ease);
  animation-delay: inherit;
}
@keyframes bounceStep {
  0%   { transform: scale(0.5); }
  60%  { transform: scale(1.15); }
  100% { transform: scale(1); }
}

/* Confetti (needles shot from logo on triple-click) */
.confetti-field {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 999;
  overflow: hidden;
}
.needle {
  position: absolute;
  width: 2px;
  height: 14px;
  background: linear-gradient(180deg, var(--accent-dark), var(--accent));
  border-radius: 2px;
  box-shadow: 0 0 0 1px rgba(255,255,255,0.6);
  transform-origin: center;
  animation: needleFly 1400ms cubic-bezier(0.22, 1, 0.36, 1) forwards;
}
.needle::after {
  content: "";
  position: absolute;
  left: 50%; top: -3px;
  width: 4px; height: 4px;
  background: var(--cta);
  border-radius: 50%;
  transform: translateX(-50%);
}
@keyframes needleFly {
  0%   { opacity: 0; transform: translate(0,0) rotate(var(--r, 0deg)) scale(0.6); }
  10%  { opacity: 1; }
  100% { opacity: 0; transform: translate(var(--dx, 0px), var(--dy, 0px)) rotate(var(--r, 0deg)) scale(1); }
}

/* Confetti from needle-found drop */
.confetti-piece {
  position: absolute;
  width: var(--cw, 8px);
  height: var(--ch, 6px);
  background: var(--cc, #E07856);
  border-radius: var(--cbr, 2px);
  pointer-events: none;
  animation: confettiRain var(--cd, 1s) ease-in var(--cdelay, 0s) forwards;
}
@keyframes confettiRain {
  0%   { opacity: 1; transform: translate(0, 0) rotate(var(--r0, 0deg)); }
  15%  { opacity: 1; }
  100% { opacity: 0; transform: translate(var(--cx, 0px), var(--cy, 200px)) rotate(var(--r1, 540deg)); }
}

/* Haystack-mode (konami) — gentle wheat field takeover */
body.haystack-mode {
  background:
    radial-gradient(circle at 30% 30%, rgba(127, 163, 137, 0.25), transparent 60%),
    radial-gradient(circle at 70% 70%, rgba(224, 120, 86, 0.18), transparent 60%),
    repeating-linear-gradient(
      80deg,
      transparent 0 14px,
      rgba(224, 170, 90, 0.22) 14px 16px,
      transparent 16px 22px
    ),
    var(--bg);
  animation: wheatSway 2s var(--ease) infinite alternate;
}
@keyframes wheatSway {
  0%   { background-position: 0 0, 0 0, 0 0, 0 0; }
  100% { background-position: 0 0, 0 0, 18px 0, 0 0; }
}
.haystack-toast {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  background: var(--text);
  color: var(--bg);
  padding: 0.75rem 1.25rem;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  box-shadow: var(--shadow-lg);
  z-index: 1000;
  animation: toastIn 300ms var(--ease), toastOut 300ms var(--ease) 3.5s forwards;
}
@keyframes toastIn {
  from { opacity: 0; transform: translate(-50%, 20px); }
  to   { opacity: 1; transform: translate(-50%, 0); }
}
@keyframes toastOut {
  to   { opacity: 0; transform: translate(-50%, 20px); }
}

/* ── Abbreviation tooltips ─────────────────────────────── */
abbr[title] {
  text-decoration-line: underline;
  text-decoration-style: dotted;
  text-decoration-color: var(--sage);
  text-underline-offset: 3px;
  cursor: help;
}
.abbr-tip {
  position: fixed;
  background: var(--text);
  color: var(--bg);
  padding: 0.5rem 0.85rem;
  border-radius: 8px;
  font-family: var(--font-body);
  font-size: 0.8rem;
  line-height: 1.5;
  max-width: 280px;
  pointer-events: none;
  opacity: 0;
  transition: opacity 150ms ease;
  box-shadow: 0 4px 20px rgba(34,48,43,0.2);
  z-index: 900;
}
.abbr-tip.is-visible { opacity: 1; }

/* ── Problem section layout (copy + haystack viz) ───────── */
.problem__head {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: center;
  margin-bottom: 2.5rem;
}
.problem__head .section__lede { margin-bottom: 0; }
@media (min-width: 820px) {
  .problem__head { grid-template-columns: 1.4fr 1fr; gap: 3rem; }
}

/* ── Haystack visualization (external animated SVG asset) ─ */
.haystack-viz {
  max-width: 340px;
  margin: 0 auto;
  width: 100%;
  aspect-ratio: 400 / 260;
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
  border: var(--pixel-border);
  box-shadow: var(--pixel-shadow);
}
.reveal.is-visible .haystack-viz {
  opacity: 1;
  transform: translateY(0);
}
.haystack-viz__svg {
  width: 100%;
  height: 100%;
  display: block;
  pointer-events: auto;
}



@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .capability, .sample { transform: none !important; }
  .pipeline li { opacity: 1; transform: none; }
  .pipeline.is-popping li, .pipeline.is-popping li .pipeline__step { animation: none; }
  .nav__logo:hover .nav__logo-mark { animation: none; }
  body.haystack-mode { animation: none; }
  .haystack-viz {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
  /* Hero scene: frame player honours prefers-reduced-motion in JS and
     holds frame 01 when it's set. Nothing else to silence here. */
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

/* ── Case studies ──────────────────────────────────────────
   Shared by:
     - /index.html#work       "Recent work" homepage section
     - /cases/index.html      cards grid index
     - /cases/<slug>.html     per-case page (hero + three-act + sidebar + gallery + CTA)
*/

/* ── Card grid (used on homepage feature + cases index) ── */
.case-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}
@media (min-width: 720px) {
  .case-grid--3 { grid-template-columns: repeat(3, 1fr); }
  .case-grid--4 { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1100px) {
  .case-grid--4 { grid-template-columns: repeat(4, 1fr); }
}

.case-card {
  background: var(--surface);
  border: var(--pixel-border);
  box-shadow: var(--pixel-shadow);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform var(--duration) var(--ease), box-shadow var(--duration) var(--ease);
  color: inherit;
}
.case-card:hover {
  transform: translate(-3px, -3px);
  box-shadow: var(--pixel-shadow-lg);
  color: inherit;
}
.case-card__thumb {
  aspect-ratio: 16 / 10;
  background: var(--bg-sage);
  border-bottom: var(--pixel-border-thin);
  position: relative;
  overflow: hidden;
  display: grid;
  place-items: center;
  image-rendering: pixelated;
}
.case-card__thumb img,
.case-card__thumb svg { width: 100%; height: 100%; object-fit: cover; display: block; }
.case-card__body {
  padding: 1.25rem;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}
.case-card__tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--sage-dark);
}
.case-card h3 { font-size: 1.15rem; line-height: 1.22; margin: 0; color: var(--ink); }
.case-card__teaser { color: var(--text-soft); font-size: 0.92rem; margin: 0; }
.case-card__result {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.92rem;
  color: var(--ink);
  background: var(--hay);
  align-self: flex-start;
  padding: 0.22rem 0.55rem;
  border: var(--pixel-border-thin);
  margin-top: auto;
}
.case-card__arrow {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--primary-dark);
  margin-top: 0.2rem;
}
.case-card:hover .case-card__arrow { color: var(--ink); }

/* ── Per-case page: hero ── */
.case-hero {
  padding-block: 3.5rem 3rem;
  background: var(--bg-sage);
  border-bottom: var(--pixel-border);
}
.case-hero__tag {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--sage-dark);
  display: inline-block;
  margin-bottom: 0.8rem;
}
.case-hero h1 {
  font-size: clamp(2rem, 4.5vw, 3.4rem);
  line-height: 1.05;
  margin: 0 0 0.8rem;
}
.case-hero__lede {
  font-size: 1.125rem;
  color: var(--text-soft);
  max-width: 42em;
  line-height: 1.55;
}
.case-hero__bottom {
  display: grid;
  gap: 1.5rem;
  align-items: end;
  margin-top: 1.5rem;
}
@media (min-width: 720px) {
  .case-hero__bottom { grid-template-columns: auto 1fr; }
}
.case-hero__result {
  display: inline-flex;
  flex-direction: column;
  align-items: flex-start;
  padding: 0.85rem 1.25rem;
  background: var(--primary);
  border: var(--pixel-border);
  box-shadow: var(--pixel-shadow);
}
.case-hero__result-num {
  font-family: var(--font-pixel);
  font-weight: 700;
  font-size: 2.4rem;
  color: var(--ink);
  line-height: 1;
}
.case-hero__result-label {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink);
  margin-top: 0.35rem;
}
.case-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--text-soft);
}
.case-hero__meta span { display: inline-flex; align-items: center; gap: 0.4rem; }
.case-hero__meta span::before {
  content: "";
  width: 6px; height: 6px;
  background: var(--sage);
  display: inline-block;
}

/* ── Per-case body: prose + tech sidebar ── */
.case-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  padding-block: 4rem 3rem;
}
@media (min-width: 900px) {
  .case-body { grid-template-columns: 1fr 18rem; gap: 4rem; }
}
.case-body__prose h2 {
  font-size: 1.6rem;
  margin-top: 2.5rem;
  margin-bottom: 0.6rem;
}
.case-body__prose h2:first-child { margin-top: 0; }
.case-body__prose h2::before {
  content: "";
  display: inline-block;
  width: 0.6em;
  height: 0.42em;
  background: var(--primary);
  margin-right: 0.35em;
  vertical-align: middle;
}
.case-body__prose p {
  color: var(--text-soft);
  line-height: 1.65;
  margin-bottom: 1rem;
}
.case-body__prose ul {
  list-style: none;
  margin: 0.7rem 0 1rem;
}
.case-body__prose ul li {
  position: relative;
  padding-left: 1.2rem;
  color: var(--text-soft);
  margin-bottom: 0.4rem;
  line-height: 1.55;
}
.case-body__prose ul li::before {
  content: "";
  position: absolute;
  left: 0; top: 0.55em;
  width: 6px; height: 6px;
  background: var(--sage);
}

/* Tech sidebar */
.case-tech {
  background: var(--surface);
  border: var(--pixel-border);
  box-shadow: var(--pixel-shadow);
  padding: 1.25rem;
  align-self: start;
}
@media (min-width: 900px) {
  .case-tech { position: sticky; top: 5rem; }
}
.case-tech h3 {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink);
  margin-bottom: 0.5rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--ink);
}
.case-tech__group { margin-top: 1rem; }
.case-tech__group h4 {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--sage-dark);
  margin-bottom: 0.35rem;
}
.case-tech__group ul { list-style: none; font-size: 0.88rem; color: var(--text-soft); line-height: 1.55; }
.case-tech__group li { padding-left: 0.9rem; position: relative; margin-bottom: 0.18rem; }
.case-tech__group li::before {
  content: "▸";
  position: absolute; left: 0;
  color: var(--sage);
  font-size: 0.7em;
  top: 0.35em;
}

/* Image gallery */
.case-gallery {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  margin-block: 2rem;
}
@media (min-width: 700px) {
  .case-gallery--2 { grid-template-columns: repeat(2, 1fr); }
  .case-gallery--3 { grid-template-columns: repeat(3, 1fr); }
}
.case-gallery__item {
  background: var(--bg-muted);
  border: var(--pixel-border);
  box-shadow: var(--pixel-shadow-sm);
  aspect-ratio: 4 / 3;
  display: grid;
  place-items: center;
  overflow: hidden;
  position: relative;
  image-rendering: pixelated;
}
.case-gallery__item img,
.case-gallery__item svg { width: 100%; height: 100%; object-fit: cover; }
.case-gallery__caption {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  background: rgba(15, 15, 15, 0.85);
  color: var(--bg);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  padding: 0.5rem 0.7rem;
}
.js-lb .case-gallery__item { cursor: zoom-in; }

/* Lightbox overlay */
.lb {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(10, 10, 10, 0.93);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}
.lb.is-open {
  opacity: 1;
  pointer-events: auto;
}
.lb__img {
  max-width: 100%;
  max-height: calc(100vh - 7rem);
  object-fit: contain;
  border: var(--pixel-border);
  box-shadow: var(--pixel-shadow);
  display: block;
}
.lb__caption {
  margin-top: 0.75rem;
  color: rgba(255,255,255,0.7);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  text-align: center;
  max-width: 60ch;
}
.lb__close {
  position: absolute;
  top: 1rem;
  right: 1.25rem;
  background: none;
  border: none;
  color: rgba(255,255,255,0.6);
  font-size: 1.75rem;
  line-height: 1;
  cursor: pointer;
  padding: 0.25rem 0.5rem;
  transition: color 0.15s;
}
.lb__close:hover { color: #fff; }
.lb__prev,
.lb__next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: rgba(255,255,255,0.5);
  font-size: 2.5rem;
  line-height: 1;
  cursor: pointer;
  padding: 0.5rem 1rem;
  transition: color 0.15s;
  user-select: none;
}
.lb__prev { left: 0.5rem; }
.lb__next { right: 0.5rem; }
.lb__prev:hover,
.lb__next:hover { color: #fff; }
.lb__prev[hidden],
.lb__next[hidden] { display: none; }

/* Bottom CTA */
.case-cta {
  background: var(--ink);
  color: var(--bg);
  padding-block: 3rem;
  text-align: center;
}
.case-cta h2 { color: var(--bg); margin-bottom: 0.8rem; font-size: 2rem; }
.case-cta p { color: #B9C6A8; margin: 0 auto 1.5rem; max-width: 30em; }
.case-cta__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
}
.case-cta .btn--ghost {
  background: transparent;
  color: var(--bg);
  border-color: var(--bg);
  box-shadow: 4px 4px 0 0 var(--sage);
}
.case-cta .btn--ghost:hover { background: var(--bg); color: var(--ink); }

/* Expandable cases grid on homepage */
.case-card--extra { display: none; }
.case-grid.is-expanded .case-card--extra { display: flex; }
.cases-more-wrap { margin-top: 1.5rem; }
.case-grid.is-expanded ~ .cases-more-wrap { display: none; }

/* Cases index intro */
.cases-intro { padding-block: 4rem 2.5rem; }
.cases-intro__lede { font-size: 1.125rem; color: var(--text-soft); max-width: 42em; line-height: 1.55; }

@media print {
  .reveal { opacity: 1 !important; transform: none !important; }
  .pipeline li { opacity: 1 !important; transform: none !important; }
  .nav__toggle { display: none; }
}