/* ================================================================
   HOLOS × PROTO — Microsite
   Palette: deep forest, bone, cream, chartreuse accent
   Type:    Boska (display, organic serif) + Satoshi (body)
   ================================================================ */

:root {
  /* Color */
  --c-bg:        #f5f1e8;        /* warm bone */
  --c-bg-2:      #ebe5d4;        /* cream paper */
  --c-ink:       #0f1a14;        /* deep forest, almost black */
  --c-ink-soft:  #2a3a2f;
  --c-ink-mute:  #5b6961;
  --c-line:      #d8d0bb;
  --c-card:      #fbf8ef;
  --c-dark:      #0c1410;        /* darkest forest */
  --c-dark-2:    #14201a;
  --c-on-dark:   #e9e5d7;
  --c-on-dark-mute: #8fa093;
  --c-accent:    #a8e063;        /* chartreuse — young leaf */
  --c-accent-2:  #c7f181;
  --c-accent-deep: #5e8a2b;
  --c-violet:    #9c7bdc;        /* edible-flower violet, used sparingly */

  /* Type scale (clamp for fluid) */
  --text-xs:   clamp(0.72rem, 0.7rem + 0.1vw, 0.78rem);
  --text-sm:   clamp(0.84rem, 0.8rem + 0.2vw, 0.92rem);
  --text-base: clamp(1rem, 0.96rem + 0.2vw, 1.075rem);
  --text-lg:   clamp(1.125rem, 1.05rem + 0.4vw, 1.25rem);
  --text-xl:   clamp(1.45rem, 1.2rem + 1.2vw, 2rem);
  --text-2xl:  clamp(2.1rem, 1.6rem + 2.4vw, 3.4rem);
  --text-3xl:  clamp(2.8rem, 2rem + 4.2vw, 5.2rem);
  --text-hero: clamp(3.2rem, 2.4rem + 5vw, 6.4rem);

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  --radius-sm: 6px;
  --radius:    14px;
  --radius-lg: 22px;

  --shadow-sm: 0 1px 2px rgba(15, 26, 20, 0.06), 0 2px 8px rgba(15, 26, 20, 0.04);
  --shadow:    0 6px 24px rgba(15, 26, 20, 0.08), 0 2px 8px rgba(15, 26, 20, 0.04);

  --font-display: 'Boska', 'Iowan Old Style', 'Georgia', serif;
  --font-body:    'Satoshi', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono:    'JetBrains Mono', ui-monospace, 'SF Mono', monospace;

  --easing: cubic-bezier(0.16, 1, 0.3, 1);
}

/* Reset & base */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--c-ink);
  background: var(--c-bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible {
  outline: 2px solid var(--c-accent);
  outline-offset: 3px;
  border-radius: 4px;
}
.sr { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); border: 0; }

.wrap { max-width: 1240px; margin: 0 auto; padding: 0 clamp(1.25rem, 4vw, 2.5rem); }

/* ---- Typography ---- */
h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 500; letter-spacing: -0.015em; line-height: 1.05; margin: 0 0 var(--space-4); }
em { font-style: italic; font-family: var(--font-display); color: var(--c-accent-deep); font-weight: 500; }
.section-dark em { color: var(--c-accent); }
.section-cream em { color: var(--c-accent-deep); }

p { margin: 0 0 var(--space-4); max-width: 60ch; }
.lede { font-size: var(--text-lg); line-height: 1.55; color: var(--c-ink-soft); max-width: 56ch; }
.lede-light { color: var(--c-on-dark); }

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--c-accent-deep);
  margin-bottom: var(--space-4);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}
.eyebrow-light { color: var(--c-accent); }
.eyebrow::before {
  content: "";
  width: 18px; height: 1px; background: currentColor; display: inline-block;
}

.h2 {
  font-size: var(--text-2xl);
  letter-spacing: -0.025em;
  margin-bottom: var(--space-6);
}
.h2-display { font-size: var(--text-3xl); }
.h2-cta { font-size: var(--text-2xl); max-width: 18ch; }

/* ---- Header ---- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(245, 241, 232, 0.78);
  backdrop-filter: blur(14px) saturate(1.1);
  -webkit-backdrop-filter: blur(14px) saturate(1.1);
  border-bottom: 1px solid transparent;
  transition: border-color .3s var(--easing), background .3s var(--easing);
}
.site-header.scrolled {
  border-color: var(--c-line);
  background: rgba(245, 241, 232, 0.92);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding-top: 18px; padding-bottom: 18px; gap: var(--space-6);
}
.brand { display: inline-flex; align-items: center; gap: 12px; color: var(--c-ink); }
.brand-mark { width: 28px; height: 28px; color: var(--c-ink); }
.brand-text {
  font-family: var(--font-display);
  font-size: 1.15rem;
  letter-spacing: -0.01em;
  display: inline-flex; gap: 0.4rem; align-items: baseline;
}
.brand-divider {
  color: var(--c-ink-mute);
  font-family: var(--font-display);
  font-style: italic;
  font-size: 0.85em;
  margin: 0 0.05em;
  position: relative;
  top: -0.02em;
}
.brand-holos { color: var(--c-accent-deep); font-feature-settings: "liga" on; }

.nav { display: flex; gap: clamp(1rem, 2vw, 1.75rem); }
.nav a {
  font-size: var(--text-sm);
  color: var(--c-ink-soft);
  position: relative;
  transition: color .2s var(--easing);
}
.nav a:hover { color: var(--c-ink); }
.nav a::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -6px;
  height: 1px; background: var(--c-accent-deep); transform: scaleX(0); transform-origin: left;
  transition: transform .35s var(--easing);
}
.nav a:hover::after { transform: scaleX(1); }
@media (max-width: 760px) { .nav { display: none; } }

/* ---- Buttons ---- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  font-family: var(--font-body); font-weight: 500;
  font-size: var(--text-sm);
  padding: 0.7rem 1.1rem;
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .2s var(--easing), background .2s var(--easing), color .2s var(--easing), border-color .2s var(--easing);
  white-space: nowrap;
  text-align: center;
}
.btn-primary {
  background: var(--c-ink);
  color: var(--c-bg);
}
.btn-primary:hover { background: var(--c-accent-deep); color: var(--c-bg); transform: translateY(-1px); }
.section-dark .btn-primary { background: var(--c-accent); color: var(--c-ink); }
.section-dark .btn-primary:hover { background: var(--c-accent-2); }
.btn-ghost {
  background: transparent;
  color: var(--c-ink);
  border-color: var(--c-line);
}
.btn-ghost:hover { border-color: var(--c-ink); background: var(--c-card); }
.btn-link {
  background: transparent;
  padding: 0.7rem 0.4rem;
  color: var(--c-ink-soft);
  border-radius: 0;
}
.btn-link:hover { color: var(--c-ink); }
@media (max-width: 540px) {
  .btn-ghost.header-cta { display: none; }
}

/* ---- HERO ---- */
.hero {
  position: relative;
  min-height: clamp(620px, 92vh, 920px);
  display: flex; align-items: center;
  overflow: hidden;
  isolation: isolate;
}
.hero-bg { position: absolute; inset: 0; z-index: -1; }
.hero-bg img {
  width: 100%; height: 100%; object-fit: cover;
  transform: scale(1.04);
  filter: saturate(1.05) contrast(1.02);
}
.hero-veil {
  position: absolute; inset: 0;
  background:
    /* Strong left-anchored readability wash behind the headline column (extends to ~80% to cover full title width) */
    linear-gradient(90deg, rgba(245,241,232,0.94) 0%, rgba(245,241,232,0.88) 40%, rgba(245,241,232,0.72) 60%, rgba(245,241,232,0.35) 78%, rgba(245,241,232,0) 96%),
    /* Soft fade into the next section */
    linear-gradient(180deg, rgba(245,241,232,0.10) 0%, rgba(245,241,232,0.45) 65%, rgba(245,241,232,0.95) 100%);
}
.hero-inner {
  padding-top: clamp(6rem, 14vh, 10rem);
  padding-bottom: clamp(4rem, 12vh, 8rem);
  position: relative;
}
.hero-eyebrow {
  display: inline-flex; align-items: center; gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--c-ink-soft);
  background: rgba(251, 248, 239, 0.7);
  padding: 0.45rem 0.85rem;
  border-radius: 999px;
  border: 1px solid var(--c-line);
  margin-bottom: var(--space-6);
}
.hero-eyebrow .dot {
  width: 7px; height: 7px; border-radius: 50%; background: var(--c-accent-deep);
  box-shadow: 0 0 0 4px rgba(168, 224, 99, 0.25);
  animation: pulse 2.4s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 4px rgba(168, 224, 99, 0.2); }
  50% { box-shadow: 0 0 0 8px rgba(168, 224, 99, 0); }
}
.hero-title {
  font-family: var(--font-display);
  font-size: var(--text-hero);
  font-weight: 500;
  letter-spacing: -0.025em;
  line-height: 1.04;
  margin-bottom: var(--space-6);
  max-width: 13ch;
  color: var(--c-ink);
}
.hero-title-line-1,
.hero-title-line-2 {
  display: block;
}
.hero-title-line-1 {
  color: var(--c-ink);
  font-weight: 500;
}
.hero-title-line-2 {
  color: var(--c-ink);
  font-weight: 500;
  font-style: italic;
  margin-top: 0.05em;
}
.hero-title-line-2 .accent {
  color: var(--c-accent-deep);
  /* Subtle bone halo so the chartreuse holds on photographic backgrounds */
  text-shadow:
    0 0 14px rgba(245, 241, 232, 0.85),
    0 0 4px rgba(245, 241, 232, 0.95);
}
.hero-lede {
  font-size: clamp(1.1rem, 0.95rem + 0.6vw, 1.4rem);
  line-height: 1.5;
  color: var(--c-ink);
  font-weight: 400;
  max-width: 48ch;
  margin-bottom: var(--space-8);
}
.hero-cta { display: flex; gap: var(--space-3); align-items: center; flex-wrap: wrap; margin-bottom: var(--space-16); }
.hero-stats {
  list-style: none; padding: 0; margin: 0;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: clamp(1rem, 3vw, 2.5rem);
  border-top: 1px solid var(--c-line);
  padding-top: var(--space-6);
  max-width: 780px;
}
.hero-stats li { display: flex; flex-direction: column; gap: 4px; }
.stat-num {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 1rem + 2vw, 2.4rem);
  font-weight: 500;
  color: var(--c-ink);
  letter-spacing: -0.02em;
  line-height: 1;
}
.stat-lab {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-ink-mute);
}
@media (max-width: 640px) {
  .hero-stats { grid-template-columns: repeat(2, 1fr); gap: 1.25rem; }
}

/* ---- Section base ---- */
.section { padding: clamp(4rem, 10vw, 9rem) 0; position: relative; }
.section-dark { background: var(--c-dark); color: var(--c-on-dark); }
.section-dark p { color: var(--c-on-dark); opacity: 0.86; }
.section-dark h2, .section-dark h3 { color: var(--c-on-dark); }
.section-cream { background: var(--c-bg-2); }
.section-head { max-width: 720px; margin-bottom: var(--space-16); }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-head.center .eyebrow { justify-content: center; }
.section-head.center .h2 { margin-inline: auto; max-width: 22ch; }

/* ---- Two-column ---- */
.two-col {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: clamp(2rem, 6vw, 5rem);
  align-items: center;
}
.two-col.reverse .col-figure { order: -1; }
@media (max-width: 880px) {
  .two-col { grid-template-columns: 1fr; }
  .two-col.reverse .col-figure { order: 0; }
}
.col-figure img { border-radius: var(--radius); box-shadow: var(--shadow); }
.col-figure figcaption {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--c-ink-mute);
  margin-top: var(--space-3);
}
.col-figure-tall img { aspect-ratio: 3/4; object-fit: cover; }

.pull {
  font-family: var(--font-display);
  font-style: italic;
  font-size: clamp(1.3rem, 1.1rem + 0.8vw, 1.7rem);
  line-height: 1.3;
  color: var(--c-ink);
  border-left: 2px solid var(--c-accent-deep);
  padding-left: var(--space-4);
  margin: var(--space-8) 0 0;
  max-width: 38ch;
}

/* ---- Steps (How it works) ---- */
.steps {
  list-style: none; padding: 0; margin: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(1.25rem, 3vw, 2.5rem);
  counter-reset: step;
}
@media (max-width: 880px) { .steps { grid-template-columns: 1fr; } }
.step {
  background: var(--c-dark-2);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius);
  padding: clamp(1.5rem, 2.5vw, 2.25rem);
  position: relative;
  transition: transform .4s var(--easing), border-color .4s var(--easing);
}
.step:hover {
  transform: translateY(-3px);
  border-color: var(--c-accent);
}
.step-num {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  color: var(--c-accent);
  margin-bottom: var(--space-6);
}
.step h3 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 500;
  margin-bottom: var(--space-3);
  color: var(--c-on-dark);
}
.step p { color: var(--c-on-dark); opacity: 0.78; font-size: 0.98rem; }
.step-tag {
  margin-top: var(--space-6);
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-on-dark-mute);
  padding: 0.35rem 0.7rem;
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 999px;
}

/* ---- Bleed section (robot gardener) ---- */
.bleed { padding: 0; background: var(--c-bg); }
.bleed-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  min-height: clamp(520px, 70vh, 760px);
}
@media (max-width: 880px) { .bleed-grid { grid-template-columns: 1fr; } }
.bleed-figure { position: relative; overflow: hidden; min-height: 360px; }
.bleed-figure img { width: 100%; height: 100%; object-fit: cover; }
.bleed-text {
  align-self: center;
  padding: clamp(2.5rem, 6vw, 5rem);
  max-width: 640px;
}
.checklist { list-style: none; padding: 0; margin: var(--space-6) 0 0; }
.checklist li {
  display: flex; align-items: flex-start; gap: 0.7rem;
  padding: 0.55rem 0; border-top: 1px solid var(--c-line);
  font-size: var(--text-sm);
  color: var(--c-ink-soft);
}
.checklist li:last-child { border-bottom: 1px solid var(--c-line); }
.checklist li::before {
  content: "";
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--c-accent-deep);
  margin-top: 0.55rem; flex: none;
}

/* ---- Pedigree timeline ---- */
.timeline {
  margin-top: var(--space-8);
  border-top: 1px solid var(--c-line);
}
.t-row {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: clamp(0.5rem, 2vw, 1.5rem);
  padding: var(--space-4) 0;
  border-bottom: 1px solid var(--c-line);
  align-items: baseline;
}
.t-year {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  color: var(--c-accent-deep);
}
.t-event {
  font-size: var(--text-base);
  color: var(--c-ink-soft);
  line-height: 1.5;
}

/* ---- Future grid ---- */
.future-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(1rem, 2.5vw, 1.75rem);
}
@media (max-width: 1040px) { .future-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 580px)  { .future-grid { grid-template-columns: 1fr; } }
.future-card {
  background: var(--c-card);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  padding: clamp(1.25rem, 2vw, 2rem);
  display: flex; flex-direction: column; gap: 0.8rem;
  transition: transform .4s var(--easing), box-shadow .4s var(--easing), border-color .4s var(--easing);
}
.future-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  border-color: var(--c-accent-deep);
}
.future-card-wide { grid-column: span 2; background: var(--c-ink); color: var(--c-on-dark); border-color: var(--c-ink); }
.future-card-wide h3 { color: var(--c-on-dark); font-style: italic; line-height: 1.25; font-size: var(--text-xl); }
.future-card-wide p { color: var(--c-on-dark); opacity: 0.78; }
.future-card-wide:hover { border-color: var(--c-accent); }
@media (max-width: 1040px) { .future-card-wide { grid-column: span 2; } }
@media (max-width: 580px)  { .future-card-wide { grid-column: span 1; } }

.future-tag {
  align-self: flex-start;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-accent-deep);
  padding: 0.3rem 0.6rem;
  border: 1px solid var(--c-line);
  border-radius: 999px;
}
.future-card-wide .future-tag { color: var(--c-accent); border-color: rgba(255,255,255,0.18); }

.future-card h3 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 500;
  margin: 0;
  line-height: 1.2;
}
.future-card p {
  margin: 0;
  font-size: 0.95rem;
  color: var(--c-ink-soft);
  line-height: 1.55;
}

/* ---- CTA ---- */
.cta-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 6vw, 5rem);
  align-items: center;
}
@media (max-width: 880px) { .cta-inner { grid-template-columns: 1fr; } }
.cta-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3);
  background: var(--c-dark-2);
  padding: clamp(1.25rem, 2.5vw, 2rem);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255,255,255,0.08);
}
.cta-form input, .cta-form select {
  font: inherit;
  font-size: var(--text-sm);
  padding: 0.85rem 1rem;
  background: rgba(255,255,255,0.04);
  color: var(--c-on-dark);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 10px;
  transition: border-color .2s var(--easing), background .2s var(--easing);
}
.cta-form input::placeholder, .cta-form select { color: var(--c-on-dark-mute); }
.cta-form input:focus, .cta-form select:focus {
  outline: none;
  border-color: var(--c-accent);
  background: rgba(255,255,255,0.07);
}
.cta-form button { grid-column: span 2; padding: 0.9rem 1.1rem; }
.form-note {
  grid-column: span 2;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  color: var(--c-on-dark-mute);
  margin: 0;
}
.form-note.success { color: var(--c-accent); }
@media (max-width: 540px) {
  .cta-form { grid-template-columns: 1fr; }
  .cta-form button { grid-column: span 1; }
  .form-note { grid-column: span 1; }
}

/* ---- Footer ---- */
.site-footer {
  background: var(--c-bg);
  border-top: 1px solid var(--c-line);
  padding: var(--space-12) 0 var(--space-16);
}
.footer-inner {
  display: flex; flex-wrap: wrap; gap: var(--space-8); justify-content: space-between; align-items: flex-start;
}
.footer-brand { display: flex; align-items: center; gap: 0.7rem; font-family: var(--font-display); font-size: 0.98rem; color: var(--c-ink-soft); max-width: 38ch; }
.footer-mark { color: var(--c-accent-deep); font-size: 1.2rem; }
.footer-links { display: flex; gap: var(--space-6); flex-wrap: wrap; }
.footer-links a {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--c-ink-soft);
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
  transition: border-color .2s var(--easing), color .2s var(--easing);
}
.footer-links a:hover { color: var(--c-ink); border-color: var(--c-accent-deep); }
.footer-meta {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  color: var(--c-ink-mute);
  width: 100%;
  text-align: center;
  padding-top: var(--space-8);
  border-top: 1px dashed var(--c-line);
  margin-top: var(--space-8);
}

/* ---- Reveal animation ----
   Only apply hidden state if JS is active (html.js-ready). This guarantees
   no-JS / pre-JS renders always show content. */
.reveal {
  opacity: 1;
  transform: none;
  transition: opacity .9s var(--easing), transform .9s var(--easing);
}
html.js-ready .reveal {
  opacity: 0;
  transform: translateY(18px);
}
html.js-ready .reveal.in {
  opacity: 1;
  transform: translateY(0);
}
/* Hero content is always visible on initial paint -- never wait on observer. */
html.js-ready .hero .reveal {
  opacity: 1;
  transform: none;
}
@media (prefers-reduced-motion: reduce) {
  .reveal, html.js-ready .reveal { opacity: 1; transform: none; transition: none; }
  .hero-eyebrow .dot { animation: none; }
}

/* ---- Steps: 5-column variant ---- */
.steps-five { grid-template-columns: repeat(5, 1fr); }
@media (max-width: 1200px) { .steps-five { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 880px)  { .steps-five { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 580px)  { .steps-five { grid-template-columns: 1fr; } }
.steps-five .step { padding: clamp(1.25rem, 2vw, 1.75rem); }
.steps-five .step h3 { font-size: var(--text-lg, 1.25rem); }
.steps-five .step p { font-size: 0.95rem; }

/* ---- Validation block ---- */
.validation-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(1rem, 2vw, 1.75rem);
  margin-top: clamp(1.5rem, 3vw, 2.5rem);
}
@media (max-width: 980px) { .validation-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .validation-grid { grid-template-columns: 1fr; } }
.val-card {
  background: var(--c-bone, #f5f1e8);
  border: 1px solid rgba(15, 26, 20, 0.10);
  border-radius: var(--radius);
  padding: clamp(1.25rem, 2vw, 1.75rem);
  transition: transform .4s var(--easing), border-color .4s var(--easing);
}
.val-card:hover {
  transform: translateY(-2px);
  border-color: var(--c-ink);
}
.val-num {
  font-family: 'Boska', Georgia, serif;
  font-weight: 500;
  font-size: clamp(1.75rem, 3vw, 2.4rem);
  line-height: 1;
  color: var(--c-ink);
  letter-spacing: -0.01em;
}
.val-label {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--c-deep, #5e8a2b);
  margin-top: 0.5rem;
}
.val-card p {
  margin-top: 0.85rem;
  font-size: 0.92rem;
  color: rgba(15, 26, 20, 0.78);
  line-height: 1.55;
}
.val-foot {
  margin-top: clamp(2rem, 4vw, 3rem);
  padding-top: 1.5rem;
  border-top: 1px solid rgba(15, 26, 20, 0.12);
  display: flex;
  gap: 1.25rem;
  align-items: baseline;
  flex-wrap: wrap;
}
.val-foot-label {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--c-deep, #5e8a2b);
}
.val-foot-text {
  font-family: 'Boska', Georgia, serif;
  font-size: clamp(1.05rem, 1.6vw, 1.25rem);
  color: var(--c-ink);
  font-style: italic;
}

/* ============================================================
   VIDEO — YouTube click-to-load facade
   ============================================================ */
.video-wrap {
  margin-top: clamp(2rem, 4vw, 3rem);
  max-width: 1100px;
  margin-left: auto;
  margin-right: auto;
}
.video-facade {
  position: relative;
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  border: 0;
  padding: 0;
  margin: 0;
  cursor: pointer;
  overflow: hidden;
  border-radius: 14px;
  background: #0f1a14;
  box-shadow:
    0 1px 0 rgba(15, 26, 20, 0.06),
    0 30px 60px -20px rgba(15, 26, 20, 0.45);
  transition: transform 0.35s ease, box-shadow 0.35s ease;
}
.video-facade:hover {
  transform: translateY(-2px);
}
.video-facade:focus-visible {
  outline: 3px solid var(--c-accent, #a8e063);
  outline-offset: 4px;
}
.video-facade img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease, filter 0.35s ease;
}
.video-facade:hover img {
  transform: scale(1.03);
  filter: brightness(0.92);
}
.video-facade::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(15, 26, 20, 0) 0%,
    rgba(15, 26, 20, 0) 55%,
    rgba(15, 26, 20, 0.6) 100%
  );
  z-index: 1;
}
.video-play {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 2;
  filter: drop-shadow(0 6px 20px rgba(0, 0, 0, 0.4));
  transition: transform 0.25s ease;
}
.video-facade:hover .video-play {
  transform: translate(-50%, -50%) scale(1.06);
}
.video-meta {
  position: absolute;
  bottom: 1.25rem;
  left: 1.5rem;
  z-index: 2;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  color: #fff;
  text-align: left;
  max-width: 75%;
}
.video-title {
  font-family: 'Boska', Georgia, serif;
  font-size: clamp(1.05rem, 1.6vw, 1.35rem);
  line-height: 1.2;
}
.video-source {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: rgba(255, 255, 255, 0.78);
}
.video-iframe-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: 14px;
  overflow: hidden;
  background: #000;
  box-shadow: 0 30px 60px -20px rgba(15, 26, 20, 0.45);
}
.video-iframe-wrap iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

/* ============================================================
   PLANT VISION → NPEC — receipts grid
   ============================================================ */
.pv-grid {
  display: grid;
  gap: clamp(1.25rem, 2.5vw, 2rem);
  grid-template-columns: repeat(2, 1fr);
  margin-top: clamp(2rem, 4vw, 3rem);
}
.pv-grid-4 {
  grid-template-columns: repeat(2, 1fr);
}
@media (min-width: 960px) {
  .pv-grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (min-width: 1180px) {
  .pv-grid-4 {
    grid-template-columns: repeat(4, 1fr);
  }
}
@media (max-width: 640px) {
  .pv-grid {
    grid-template-columns: 1fr;
  }
}
.pv-card {
  margin: 0;
  background: #fff;
  border-radius: 12px;
  overflow: hidden;
  box-shadow:
    0 1px 0 rgba(15, 26, 20, 0.06),
    0 16px 32px -18px rgba(15, 26, 20, 0.28);
  display: flex;
  flex-direction: column;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.pv-card:hover {
  transform: translateY(-3px);
  box-shadow:
    0 1px 0 rgba(15, 26, 20, 0.08),
    0 24px 48px -20px rgba(15, 26, 20, 0.38);
}
.pv-card img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}
.pv-card figcaption {
  padding: 1rem 1.15rem 1.2rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.pv-tag {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--c-deep, #5e8a2b);
}
.pv-cap {
  font-family: 'Satoshi', system-ui, sans-serif;
  font-size: 0.92rem;
  line-height: 1.5;
  color: rgba(15, 26, 20, 0.82);
}
.pv-cap em {
  font-family: 'Boska', Georgia, serif;
  font-style: italic;
  color: var(--c-ink);
}
.pv-cap a {
  color: var(--c-deep, #5e8a2b);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.pv-quote {
  margin: clamp(2rem, 4vw, 3rem) auto 0;
  max-width: 820px;
  text-align: center;
  font-family: 'Boska', Georgia, serif;
  font-size: clamp(1.2rem, 2.2vw, 1.75rem);
  line-height: 1.35;
  color: var(--c-ink);
  font-style: italic;
}
.pv-quote cite {
  display: block;
  margin-top: 1.25rem;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 0.72rem;
  font-style: normal;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--c-deep, #5e8a2b);
}

/* Receipts — the 2018 paper-trail block */
.pv-receipts {
  margin-top: clamp(2rem, 4vw, 3rem);
  display: grid;
  gap: clamp(1.25rem, 2.5vw, 2rem);
  grid-template-columns: 1fr;
}
@media (min-width: 900px) {
  .pv-receipts { grid-template-columns: 1fr 1fr; }
}
.pv-receipt {
  background: #fff;
  border-radius: 14px;
  padding: clamp(1.25rem, 2.5vw, 1.85rem);
  border-left: 4px solid var(--c-deep, #5e8a2b);
  box-shadow:
    0 1px 0 rgba(15, 26, 20, 0.06),
    0 14px 30px -18px rgba(15, 26, 20, 0.25);
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}
.pv-receipt-tag {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--c-deep, #5e8a2b);
}
.pv-receipt-title {
  font-family: 'Boska', Georgia, serif;
  font-size: clamp(1.1rem, 1.9vw, 1.45rem);
  line-height: 1.25;
  color: var(--c-ink);
}
.pv-receipt-title em {
  font-style: italic;
}
.pv-receipt-meta {
  font-family: 'Satoshi', system-ui, sans-serif;
  font-size: 0.9rem;
  line-height: 1.55;
  color: rgba(15, 26, 20, 0.78);
}
.pv-receipt-meta em {
  font-family: 'Boska', Georgia, serif;
  font-style: italic;
  color: var(--c-ink);
}
.pv-receipt-code {
  display: inline-block;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 0.72rem;
  padding: 0.15rem 0.45rem;
  background: rgba(94, 138, 43, 0.12);
  color: var(--c-deep, #5e8a2b);
  border-radius: 4px;
  letter-spacing: 0.06em;
}
.pv-receipt-quote {
  font-family: 'Boska', Georgia, serif;
  font-style: italic;
  font-size: clamp(1rem, 1.6vw, 1.2rem);
  line-height: 1.45;
  color: var(--c-ink);
  padding: 0.85rem 1rem;
  background: rgba(168, 224, 99, 0.13);
  border-radius: 8px;
  border-left: 2px solid var(--c-accent, #a8e063);
}
.pv-receipt-note {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  color: var(--c-deep, #5e8a2b);
  line-height: 1.5;
}
.pv-receipt-list {
  margin: 0.6rem 0 0.9rem;
  padding-left: 1.1rem;
  font-size: 0.9rem;
  line-height: 1.55;
  color: var(--c-forest, #1f3a1a);
}
.pv-receipt-list li {
  margin-bottom: 0.35rem;
}
.pv-receipt-list li::marker {
  color: var(--c-accent, #a8e063);
}