/* ═════════════════════════════════════════════════════════════════════════
   HERO LAB — editorial premium (scoped under .hero-lab)
   Layout: scroll-driven sticky stage · asymmetric 7/5 grid · cinematic video
   Palette: cream #F5F1E8 · ink #171514 · signature lime #C6F542
   Motion vars (set by JS): --p (0→1 scroll), --vs (scale), --rv (reveal 0→1)
   ═════════════════════════════════════════════════════════════════════════ */

.hero-lab {
  position: relative;
  height: 240vh;
  background: #ffffff;
  color: #171514;
  padding: 0;
  margin: 0;
  overflow: visible;
  --p: 0;
  --vs: 1;
  --rv: 0;
  --accent: #B8926B;
  --accent-soft: rgba(184, 146, 107, 0.18);
}

.hero-lab__stage {
  position: sticky;
  top: 0;
  height: 100vh;
  width: 100%;
  overflow: hidden;
  isolation: isolate;
}

/* ── Grain noise overlay ───────────────────────────────────────────────── */
.hero-lab__grain {
  position: absolute; inset: 0; z-index: 6;
  pointer-events: none;
  opacity: 0.055;
  mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='220' height='220'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0  0 0 0 0 0  0 0 0 0 0  0 0 0 0.6 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
}

/* ── Background contours (light, drawn with scroll) ────────────────────── */
.hero-lab__bg {
  position: absolute; inset: 0; z-index: 0;
  pointer-events: none;
}
.hero-lab__contours {
  width: 100%; height: 100%;
  color: rgba(23,21,20,0.07);
}

/* ── Top meta bar (editorial frame) ────────────────────────────────────── */
.hero-lab__topbar {
  position: absolute;
  top: 32px; left: 7%; right: 7%;
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px;
  z-index: 5;
  font-family: 'Archivo', 'Inter', sans-serif;
  font-weight: 500;
  font-size: 10px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: rgba(23,21,20,0.58);
}
.hero-lab__topbar::before,
.hero-lab__topbar::after {
  content: "";
  flex: 1;
  height: 1px;
  background: linear-gradient(to right, rgba(23,21,20,0.18), rgba(23,21,20,0));
}
.hero-lab__topbar::after {
  background: linear-gradient(to left, rgba(23,21,20,0.18), rgba(23,21,20,0));
}
.hero-lab__topbar-left,
.hero-lab__topbar-right {
  display: inline-flex; align-items: center; gap: 12px;
  white-space: nowrap;
}
.hero-lab__pill {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 7px 14px;
  background: rgba(23,21,20,0.02);
  border: 1px solid rgba(23,21,20,0.14);
  border-radius: 980px;
  font-size: 9px;
  letter-spacing: 0.24em;
  color: rgba(23,21,20,0.78);
}
.hero-lab .live-dot-lab {
  width: 6px; height: 6px; border-radius: 50%;
  background: #171514;
  box-shadow: 0 0 0 0 rgba(23, 21, 20, 0.25);
  animation: pulse-lab 2.4s ease-in-out infinite;
}
@keyframes pulse-lab {
  0%,100% { opacity: 1; transform: scale(1); box-shadow: 0 0 0 0 rgba(23,21,20,.22); }
  50%     { opacity: .55; transform: scale(.82); box-shadow: 0 0 0 8px rgba(23,21,20,0); }
}
.hero-lab__topbar-sep { opacity: 0.4; }
.hero-lab__topbar-index {
  display: inline-flex; align-items: baseline; gap: 8px;
  font-family: 'Archivo', 'Inter', sans-serif;
  font-variant-numeric: tabular-nums;
}
.hero-lab__topbar-index b {
  font-weight: 600;
  color: rgba(23,21,20,0.82);
  letter-spacing: 0.2em;
}

/* ── Main grid (asymmetric editorial: left text, right media) ──────────── */
.hero-lab__grid {
  position: absolute;
  top: 0; left: 7%; right: 7%;
  bottom: 0;
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  gap: clamp(24px, 4vw, 56px);
  align-items: center;
  padding: 112px 0 108px;
  z-index: 2;
}

/* ── LEFT: text column ─────────────────────────────────────────────────── */
.hero-lab__copy {
  display: flex; flex-direction: column;
  max-width: 620px;
}

.hero-lab__eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'Inter', 'Helvetica Neue', system-ui, sans-serif;
  font-weight: 700;
  font-size: 11px;
  letter-spacing: 0.20em;
  text-transform: uppercase;
  color: rgba(14,23,33,0.55);
  margin: 0 0 26px;
}
.hero-lab__eyebrow::before {
  content: "";
  display: inline-block;
  width: 22px; height: 1px;
  background: rgba(14,23,33,0.4);
}
.hero-lab__eyebrow em {
  font-style: normal;
  font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'Inter', 'Helvetica Neue', system-ui, sans-serif;
  font-weight: 600;
  font-size: 11px;
  letter-spacing: 0.20em;
  text-transform: uppercase;
  color: rgba(14,23,33,0.7);
}

.hero-lab__headline {
  display: flex; flex-direction: column;
  font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Inter', 'Helvetica Neue', system-ui, sans-serif;
  font-weight: 700;
  font-size: clamp(34px, 4.4vw, 68px);
  letter-spacing: -0.034em;
  line-height: 1.05;
  color: #0E1721;
  text-transform: none;
  margin: 0 0 32px;
  text-wrap: balance;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
.hero-lab__headline-line {
  display: block;
  overflow: hidden;
  white-space: nowrap;
}
.hero-lab__headline-line span.mask {
  display: inline-block;
  transform: translateY(110%);
  transition: transform 900ms cubic-bezier(0.22, 0.9, 0.24, 1);
  will-change: transform;
}
.hero-lab.is-revealed .hero-lab__headline-line span.mask { transform: translateY(0); }
.hero-lab.is-revealed .hero-lab__headline-line:nth-child(1) span.mask { transition-delay: 60ms; }
.hero-lab.is-revealed .hero-lab__headline-line:nth-child(3) span.mask { transition-delay: 280ms; }

/* Handwritten signature line (SVG injected via JS) */
.hero-lab__headline-line--sig {
  display: block;
  width: min(720px, 58vw);
  height: 1.05em;
  margin: 0.06em 0 0.08em;
  overflow: visible;
  opacity: max(0, min(1, (var(--p) - 0.18) * 2.4));
  filter: drop-shadow(0 1px 6px rgba(23, 21, 20, 0.08));
}
.hero-lab__headline-line--sig svg {
  width: 100%;
  height: 100%;
  display: block;
  overflow: visible;
}
.hero-lab__headline-line--sig svg path {
  fill: none !important;
  stroke: #0E1721 !important;
  stroke-width: 4;
  stroke-linecap: round;
  stroke-linejoin: round;
  opacity: 0.92;
}

.hero-lab__sub {
  font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'Inter', 'Helvetica Neue', system-ui, sans-serif;
  font-size: clamp(14px, 1.05vw, 16px);
  line-height: 1.65;
  color: #3A4754;
  max-width: 520px;
  margin: 0 0 44px;
  font-weight: 400;
  font-weight: 400;
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 700ms ease, transform 700ms cubic-bezier(0.22, 0.9, 0.24, 1);
  transition-delay: 500ms;
}
.hero-lab.is-revealed .hero-lab__sub { opacity: 1; transform: translateY(0); }
.hero-lab__sub em {
  font-style: normal;
  color: #0E1721;
  font-weight: 600;
  white-space: nowrap;
  background-image: linear-gradient(180deg, transparent calc(100% - 1px), rgba(14, 23, 33, 0.85) calc(100% - 1px), rgba(14, 23, 33, 0.85) 100%);
  background-size: 0% 100%;
  background-repeat: no-repeat;
  padding: 0 1px 2px;
  transition: background-size 1000ms cubic-bezier(0.22, 0.9, 0.24, 1);
  transition-delay: 1100ms;
}
.hero-lab.is-revealed .hero-lab__sub em { background-size: 100% 100%; }

.hero-lab__actions {
  display: flex; align-items: center;
  gap: 28px; flex-wrap: wrap;
  margin-bottom: 48px;
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 700ms ease, transform 700ms cubic-bezier(0.22, 0.9, 0.24, 1);
  transition-delay: 640ms;
}
.hero-lab.is-revealed .hero-lab__actions { opacity: 1; transform: translateY(0); }
.hero-lab__cta {
  position: relative;
  display: inline-flex; align-items: center; gap: 12px;
  padding: 15px 28px;
  background: #0E1721;
  color: #FAFAFB;
  border-radius: 980px;
  font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'Inter', 'Helvetica Neue', system-ui, sans-serif;
  font-weight: 600; font-size: 11px;
  letter-spacing: 0.20em;
  text-transform: uppercase;
  text-decoration: none;
  overflow: hidden;
  box-shadow:
    0 14px 32px -18px rgba(14, 23, 33, 0.55),
    inset 0 0 0 1px rgba(255, 255, 255, 0.06);
  transition: transform .3s cubic-bezier(.2,.9,.2,1), box-shadow .3s ease, background .3s ease;
}
.hero-lab__cta::before {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(120deg, transparent 38%, rgba(255, 255, 255, 0.10) 50%, transparent 62%);
  transform: translateX(-120%);
  transition: transform .8s ease;
}
.hero-lab__cta:hover {
  transform: translateY(-1px);
  background: #1A2532;
  box-shadow:
    0 20px 42px -14px rgba(14, 23, 33, 0.65),
    inset 0 0 0 1px rgba(255, 255, 255, 0.10);
}
.hero-lab__cta:hover::before { transform: translateX(120%); }
.hero-lab__cta svg { opacity: 0.8; transition: transform .25s ease, opacity .25s ease; }
.hero-lab__cta:hover svg { transform: translateX(3px); opacity: 1; }

.hero-lab__ghost {
  font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'Inter', 'Helvetica Neue', system-ui, sans-serif;
  font-weight: 600; font-size: 11px;
  letter-spacing: 0.20em;
  text-transform: uppercase;
  color: rgba(14,23,33,0.62);
  text-decoration: none;
  padding: 10px 2px;
  background: transparent;
  border: none;
  border-bottom: 1px solid rgba(14,23,33,0.22);
  border-radius: 0;
  cursor: pointer;
  transition: color .2s, border-color .2s;
}
.hero-lab__ghost:hover { color: #0E1721; border-color: #0E1721; }

/* Numbered roles strip (01 TEACHER / 02 MENTOR / 03 ASSISTANT) — clickable cards with popovers */
.hero-lab__roles {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
  margin-top: 8px;
  padding-top: 26px;
  border-top: 1px solid rgba(14,23,33,0.14);
  max-width: 640px;
}
.hero-lab__role {
  position: relative;
  display: flex; align-items: baseline;
  gap: 12px;
  padding: 18px 20px;
  margin: -18px 0;
  background: transparent;
  border: none;
  text-align: left;
  cursor: pointer;
  color: inherit;
  font: inherit;
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 700ms ease, transform 700ms cubic-bezier(0.22, 0.9, 0.24, 1), background .25s ease;
  transition-delay: calc(760ms + var(--i, 0) * 110ms);
}
.hero-lab__role:first-child { padding-left: 0; }
.hero-lab__role:last-child  { padding-right: 0; }
.hero-lab__role + .hero-lab__role::before {
  content: "";
  position: absolute;
  left: 0; top: 20px; bottom: 20px;
  width: 1px;
  background: rgba(14,23,33,0.12);
}
.hero-lab.is-revealed .hero-lab__role { opacity: 1; transform: translateY(0); }
.hero-lab__role:hover,
.hero-lab__role:focus-visible {
  outline: none;
}
.hero-lab__role:hover .hero-lab__role-name,
.hero-lab__role:focus-visible .hero-lab__role-name {
  color: #0E1721;
}
.hero-lab__role:hover .hero-lab__role-num,
.hero-lab__role:focus-visible .hero-lab__role-num {
  color: #0E1721;
}
.hero-lab__role-num {
  font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'Inter', 'Helvetica Neue', system-ui, sans-serif;
  font-weight: 700;
  font-size: 10.5px;
  letter-spacing: 0.20em;
  color: rgba(14,23,33,0.42);
  line-height: 1;
  transition: color .2s ease;
}
.hero-lab__role-name {
  font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Inter', 'Helvetica Neue', system-ui, sans-serif;
  font-weight: 700;
  font-size: 17px;
  letter-spacing: -0.018em;
  color: #0E1721;
  line-height: 1.15;
  white-space: nowrap;
  transition: color .2s ease;
}
.hero-lab__role-label {
  display: none;
  font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'Inter', 'Helvetica Neue', system-ui, sans-serif;
  font-weight: 500;
  font-size: 12px;
  line-height: 1.4;
  color: rgba(14,23,33,0.55);
  margin-left: auto;
  white-space: nowrap;
  letter-spacing: 0;
}
@media (min-width: 1200px) {
  .hero-lab__role-label { display: inline; }
}

/* Role popover — appears above on hover/focus/click */
.hero-lab__role-pop {
  position: absolute;
  left: 0; bottom: calc(100% + 10px);
  width: 300px;
  padding: 20px 22px 18px;
  background: #FBF8F1;
  border: 1px solid rgba(23, 21, 20, 0.08);
  border-radius: 10px;
  box-shadow:
    0 24px 60px -24px rgba(23, 21, 20, 0.35),
    0 6px 16px -10px rgba(23, 21, 20, 0.18);
  display: flex;
  flex-direction: column;
  gap: 8px;
  text-align: left;
  opacity: 0;
  transform: translateY(6px) scale(0.985);
  pointer-events: none;
  transition: opacity .28s ease, transform .28s cubic-bezier(.2,.9,.2,1);
  z-index: 8;
}
.hero-lab__role-pop::after {
  content: "";
  position: absolute;
  left: 28px; bottom: -6px;
  width: 10px; height: 10px;
  background: #FBF8F1;
  border-right: 1px solid rgba(23, 21, 20, 0.08);
  border-bottom: 1px solid rgba(23, 21, 20, 0.08);
  transform: rotate(45deg);
}
.hero-lab__role:last-child .hero-lab__role-pop {
  left: auto; right: 0;
}
.hero-lab__role:last-child .hero-lab__role-pop::after {
  left: auto; right: 28px;
}
.hero-lab__role:hover .hero-lab__role-pop,
.hero-lab__role:focus-visible .hero-lab__role-pop,
.hero-lab__role.is-open .hero-lab__role-pop {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}
.hero-lab__role-pop-eyebrow {
  font-family: 'Archivo', 'Inter', sans-serif;
  font-size: 9.5px;
  font-weight: 600;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: rgba(23, 21, 20, 0.52);
}
.hero-lab__role-pop-title {
  font-family: 'Inter', sans-serif;
  font-size: 15px;
  font-weight: 500;
  line-height: 1.3;
  letter-spacing: -0.015em;
  color: #171514;
}
.hero-lab__role-pop-body {
  font-family: 'Inter', sans-serif;
  font-size: 12.5px;
  line-height: 1.55;
  color: rgba(23, 21, 20, 0.68);
}
.hero-lab__role-pop-replaces {
  margin-top: 4px;
  padding-top: 10px;
  border-top: 1px solid rgba(23, 21, 20, 0.08);
  font-family: 'Archivo', 'Inter', sans-serif;
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(23, 21, 20, 0.82);
}
.hero-lab__role-pop-replaces b {
  font-weight: 600;
  color: #171514;
}

/* ── RIGHT: cinematic media card ───────────────────────────────────────── */
.hero-lab__media {
  position: relative;
  width: 100%;
  height: calc(100vh - 240px);
  max-height: 640px;
  min-height: 420px;
  align-self: center;
}

.hero-lab__video-frame {
  position: absolute; inset: 0;
  border-radius: calc(4px + var(--p) * 16px);
  overflow: hidden;
  transform: scale(var(--vs));
  transform-origin: center center;
  box-shadow:
    0 calc(10px + var(--p) * 30px) calc(40px + var(--p) * 80px) rgba(23,21,20, calc(0.18 + var(--p) * 0.22)),
    0 0 0 1px rgba(23,21,20,0.08);
  will-change: transform, border-radius;
  background: #0a0908;
}
.hero-lab__video {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  transform: scale(calc(1 + var(--p) * 0.08));
  transition: none;
}
.hero-lab__tint {
  position: absolute; inset: 0;
  background:
    radial-gradient(130% 80% at 50% 0%, rgba(0,0,0,0) 40%, rgba(0,0,0,0.35) 100%),
    linear-gradient(180deg, rgba(0,0,0,0) 0%, rgba(10,9,8,calc(var(--p) * 0.28)) 100%);
  pointer-events: none;
}

/* Corner frame markers on the video */
.hero-lab__frame-marks {
  position: absolute; inset: 14px;
  pointer-events: none;
  opacity: calc(0.4 + var(--p) * 0.4);
}
.hero-lab__frame-marks span {
  position: absolute;
  width: 14px; height: 14px;
  border: 1px solid rgba(245, 241, 232, 0.7);
}
.hero-lab__frame-marks span:nth-child(1) { top: 0; left: 0; border-right: 0; border-bottom: 0; }
.hero-lab__frame-marks span:nth-child(2) { top: 0; right: 0; border-left: 0; border-bottom: 0; }
.hero-lab__frame-marks span:nth-child(3) { bottom: 0; left: 0; border-right: 0; border-top: 0; }
.hero-lab__frame-marks span:nth-child(4) { bottom: 0; right: 0; border-left: 0; border-top: 0; }

/* Floating session card on the video */
.hero-lab__session {
  position: absolute;
  left: 24px; bottom: 24px;
  display: flex; align-items: center; gap: 12px;
  padding: 12px 16px 12px 14px;
  background: rgba(245, 241, 232, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(23,21,20,0.08);
  border-radius: 3px 10px 3px 3px;
  box-shadow: 0 18px 40px -20px rgba(0,0,0,0.45);
  opacity: max(0, min(1, (var(--p) - 0.18) * 2.8));
  transform: translateY(calc((1 - var(--p)) * 12px));
}
.hero-lab__session-avatar {
  width: 28px; height: 28px;
  border-radius: 50%;
  background:
    radial-gradient(circle at 30% 30%, #e8e2d2 0%, #bbb29c 100%);
  border: 1px solid rgba(23,21,20,0.12);
  flex-shrink: 0;
  position: relative;
}
.hero-lab__session-avatar::after {
  content: "";
  position: absolute;
  right: -2px; bottom: -2px;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: #34D399;
  border: 2px solid rgba(245, 241, 232, 0.92);
}
.hero-lab__session-text {
  display: flex; flex-direction: column; gap: 2px;
  font-family: 'Archivo', 'Inter', sans-serif;
}
.hero-lab__session-label {
  font-size: 8.5px;
  font-weight: 500;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: rgba(23,21,20,0.55);
}
.hero-lab__session-name {
  font-family: 'Inter', sans-serif;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: -0.005em;
  color: #171514;
}

/* Secondary collage tile — overlaps the video, gives depth */
.hero-lab__tile {
  position: absolute;
  top: -26px; right: -24px;
  width: 148px; height: 184px;
  z-index: 3;
  border-radius: 3px;
  overflow: hidden;
  background: #1a1916;
  box-shadow:
    0 20px 40px -14px rgba(23,21,20,0.35),
    0 0 0 1px rgba(23,21,20,0.08);
  transform: translateY(10px) rotate(6deg);
  opacity: 0;
  transition:
    transform 900ms cubic-bezier(.2,.9,.2,1) 900ms,
    opacity 700ms ease 900ms;
}
.hero-lab.is-revealed .hero-lab__tile {
  transform: translateY(0) rotate(4deg);
  opacity: 1;
}
.hero-lab__tile::before {
  content: "";
  position: absolute; inset: 0;
  background:
    linear-gradient(135deg, #2a2620 0%, #151310 60%, #0e0c09 100%),
    radial-gradient(60% 40% at 30% 30%, rgba(198,245,66,0.12), transparent 60%);
  background-blend-mode: screen;
}
.hero-lab__tile::after {
  content: "";
  position: absolute; inset: 16px;
  background-image:
    repeating-linear-gradient(0deg, rgba(245,241,232,0.14) 0 1px, transparent 1px 18px),
    repeating-linear-gradient(90deg, rgba(245,241,232,0.06) 0 1px, transparent 1px 24px);
  opacity: 0.85;
}
.hero-lab__tile-label {
  position: absolute;
  left: 14px; bottom: 14px; right: 14px;
  display: flex; flex-direction: column; gap: 4px;
  font-family: 'Archivo', 'Inter', sans-serif;
  color: rgba(245,241,232,0.9);
  z-index: 2;
}
.hero-lab__tile-eyebrow {
  font-size: 8.5px; font-weight: 500;
  letter-spacing: 0.28em; text-transform: uppercase;
  color: rgba(198, 245, 66, 0.95);
}
.hero-lab__tile-stat {
  font-family: 'Playfair Display', Georgia, serif;
  font-style: italic;
  font-weight: 500;
  font-size: 28px;
  letter-spacing: -0.02em;
  color: #F5F1E8;
  line-height: 1;
}
.hero-lab__tile-meta {
  font-size: 8.5px; font-weight: 500;
  letter-spacing: 0.22em; text-transform: uppercase;
  color: rgba(245,241,232,0.55);
  margin-top: 2px;
}

/* Big LIVE badge on the video (top-left) */
.hero-lab__live-badge {
  position: absolute;
  top: 18px; left: 18px;
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 10px 6px 8px;
  background: rgba(198, 245, 66, 0.96);
  color: #0a0908;
  border-radius: 2px;
  font-family: 'Archivo', 'Inter', sans-serif;
  font-weight: 700;
  font-size: 9.5px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  box-shadow: 0 6px 18px -6px rgba(198,245,66,0.7);
  z-index: 3;
  opacity: 0;
  transform: translateY(-6px);
  transition:
    opacity 500ms ease 700ms,
    transform 700ms cubic-bezier(.2,.9,.2,1) 700ms;
}
.hero-lab.is-revealed .hero-lab__live-badge {
  opacity: 1;
  transform: translateY(0);
}
.hero-lab__live-badge-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: #0a0908;
  animation: pulse-badge 1.4s ease-in-out infinite;
}
@keyframes pulse-badge {
  0%, 100% { opacity: 1; }
  50%      { opacity: 0.35; }
}

/* Counter chip in topbar (families counter) */
.hero-lab__counter {
  display: inline-flex; align-items: baseline; gap: 7px;
  font-family: 'Archivo', 'Inter', sans-serif;
}
.hero-lab__counter-num {
  font-family: 'Playfair Display', Georgia, serif;
  font-style: italic;
  font-weight: 500;
  font-size: 13px;
  letter-spacing: -0.01em;
  color: #171514;
}
.hero-lab__counter-label {
  font-size: 9.5px;
  font-weight: 500;
  letter-spacing: 0.26em;
  color: rgba(23,21,20,0.6);
}

/* ── Live ticker (bottom) — replaces flat footbar-left ────────────────── */
.hero-lab__ticker {
  position: relative;
  flex: 1;
  min-width: 0;
  height: 16px;
  overflow: hidden;
  mask-image: linear-gradient(to right, transparent 0, #000 8%, #000 92%, transparent 100%);
  -webkit-mask-image: linear-gradient(to right, transparent 0, #000 8%, #000 92%, transparent 100%);
}
.hero-lab__ticker-track {
  display: flex;
  gap: 36px;
  width: max-content;
  animation: ticker-scroll 32s linear infinite;
  will-change: transform;
}
.hero-lab__ticker-item {
  display: inline-flex; align-items: center; gap: 10px;
  white-space: nowrap;
  font-size: 10px;
  letter-spacing: 0.26em;
  color: rgba(23,21,20,0.58);
}
.hero-lab__ticker-item b {
  font-weight: 600;
  color: rgba(23,21,20,0.82);
  letter-spacing: 0.22em;
}
.hero-lab__ticker-item::after {
  content: "·";
  margin-left: 36px;
  color: rgba(23,21,20,0.28);
}
@keyframes ticker-scroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* Scroll progress rail (right edge) */
.hero-lab__rail {
  position: absolute;
  top: 50%;
  right: 2.2%;
  transform: translateY(-50%);
  display: flex; flex-direction: column; align-items: center;
  gap: 14px;
  z-index: 4;
}
.hero-lab__rail-track {
  position: relative;
  width: 1px; height: 180px;
  background: rgba(23,21,20,0.15);
}
.hero-lab__rail-fill {
  position: absolute;
  top: 0; left: 0; right: 0;
  height: calc(var(--p) * 100%);
  background: #171514;
  transform-origin: top;
}
.hero-lab__rail-label {
  font-family: 'Archivo', 'Inter', sans-serif;
  font-size: 9px;
  font-weight: 500;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: rgba(23,21,20,0.55);
  writing-mode: vertical-rl;
  transform: rotate(180deg);
}

/* ── Bottom meta strip (editorial footer ticker) ───────────────────────── */
.hero-lab__footbar {
  position: absolute;
  left: 7%; right: 7%;
  bottom: 32px;
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px;
  z-index: 5;
  font-family: 'Archivo', 'Inter', sans-serif;
  font-weight: 500;
  font-size: 10px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: rgba(23,21,20,0.55);
}
.hero-lab__footbar-left,
.hero-lab__footbar-right {
  display: inline-flex; align-items: center; gap: 14px;
}
.hero-lab__footbar-dot {
  width: 4px; height: 4px; border-radius: 50%;
  background: rgba(23,21,20,0.35);
}
.hero-lab__scroll-cue {
  display: inline-flex; align-items: center; gap: 10px;
}
.hero-lab__scroll-cue-arrow {
  width: 20px; height: 1px;
  background: rgba(23,21,20,0.5);
  position: relative;
  animation: cue-pulse 2.6s ease-in-out infinite;
}
.hero-lab__scroll-cue-arrow::after {
  content: "";
  position: absolute;
  right: -1px; top: -3px;
  width: 6px; height: 6px;
  border-right: 1px solid rgba(23,21,20,0.5);
  border-top: 1px solid rgba(23,21,20,0.5);
  transform: rotate(45deg);
}
@keyframes cue-pulse {
  0%, 100% { transform: translateX(0); opacity: 0.6; }
  50%      { transform: translateX(4px); opacity: 1; }
}

/* ── Responsive ────────────────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .hero-lab__grid {
    grid-template-columns: 1fr;
    padding: 120px 0 120px;
    gap: 32px;
  }
  .hero-lab__media {
    height: 42vh;
    min-height: 300px;
  }
  .hero-lab__rail { display: none; }
  .hero-lab__headline { font-size: clamp(28px, 6vw, 44px); }
  .hero-lab__roles { grid-template-columns: 1fr; gap: 14px; }
}
@media (max-width: 640px) {
  .hero-lab__topbar { font-size: 9px; letter-spacing: 0.22em; }
  .hero-lab__topbar::before, .hero-lab__topbar::after { display: none; }
  .hero-lab__footbar { font-size: 9px; letter-spacing: 0.22em; flex-wrap: wrap; }
}

/* ═════════════════════════════════════════════════════════════════════════
   APPROACH MODAL — triggered by "See how it works"
   ═════════════════════════════════════════════════════════════════════════ */
.hl-approach-modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(20px, 4vw, 56px);
  opacity: 0;
  pointer-events: none;
  transition: opacity .35s ease;
}
.hl-approach-modal.is-open {
  opacity: 1;
  pointer-events: auto;
}
.hl-approach-modal__backdrop {
  position: absolute; inset: 0;
  background: rgba(23, 21, 20, 0.55);
  backdrop-filter: blur(14px) saturate(120%);
  -webkit-backdrop-filter: blur(14px) saturate(120%);
  border: none;
  padding: 0;
  cursor: pointer;
}
.hl-approach-modal__panel {
  position: relative;
  width: 100%;
  max-width: 1180px;
  max-height: calc(100vh - 40px);
  overflow-y: auto;
  background: #F5F1E8;
  border-radius: 22px;
  padding: clamp(28px, 3.6vw, 56px) clamp(24px, 3.4vw, 56px) clamp(28px, 3.4vw, 48px);
  box-shadow:
    0 60px 140px -40px rgba(23, 21, 20, 0.55),
    0 20px 50px -16px rgba(23, 21, 20, 0.35),
    inset 0 0 0 1px rgba(23, 21, 20, 0.06);
  transform: translateY(22px) scale(0.985);
  transition: transform .55s cubic-bezier(.2,.9,.2,1);
  font-family: 'Inter', sans-serif;
  color: #171514;
}
.hl-approach-modal.is-open .hl-approach-modal__panel {
  transform: translateY(0) scale(1);
}
.hl-approach-modal__close {
  position: absolute;
  top: 18px; right: 18px;
  width: 36px; height: 36px;
  display: grid; place-items: center;
  background: rgba(23, 21, 20, 0.04);
  border: 1px solid rgba(23, 21, 20, 0.1);
  border-radius: 50%;
  color: #171514;
  font-size: 16px;
  line-height: 1;
  cursor: pointer;
  transition: background .2s ease, transform .2s ease;
  z-index: 2;
}
.hl-approach-modal__close:hover {
  background: rgba(23, 21, 20, 0.1);
  transform: scale(1.06);
}
.hl-approach-modal__head {
  max-width: 680px;
  margin: 0 auto 36px;
  text-align: center;
}
.hl-approach-modal__eyebrow {
  display: inline-block;
  font-family: 'Archivo', 'Inter', sans-serif;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: rgba(23, 21, 20, 0.55);
  margin-bottom: 14px;
}
.hl-approach-modal__eyebrow::before {
  content: "— ";
  color: rgba(23, 21, 20, 0.35);
}
.hl-approach-modal__title {
  font-family: 'Inter', sans-serif;
  font-size: clamp(28px, 3.4vw, 44px);
  font-weight: 500;
  letter-spacing: -0.022em;
  line-height: 1.08;
  margin: 0 0 16px;
  color: #171514;
}
.hl-approach-modal__title em {
  font-family: 'Playfair Display', Georgia, serif;
  font-style: italic;
  font-weight: 500;
  letter-spacing: -0.01em;
}
.hl-approach-modal__sub {
  font-size: 15px;
  line-height: 1.65;
  color: rgba(23, 21, 20, 0.66);
  margin: 0;
  max-width: 560px;
  margin: 0 auto;
}
.hl-approach-modal__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}
.hl-approach-modal__card {
  position: relative;
  background: #FBF8F1;
  border: 1px solid rgba(23, 21, 20, 0.08);
  border-radius: 16px;
  padding: 28px 26px 28px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transform: translateY(18px);
  opacity: 0;
  transition: transform .7s cubic-bezier(.2,.9,.2,1), opacity .5s ease, border-color .25s ease, box-shadow .25s ease;
}
.hl-approach-modal.is-open .hl-approach-modal__card {
  transform: translateY(0);
  opacity: 1;
}
.hl-approach-modal.is-open .hl-approach-modal__card:nth-child(1) { transition-delay: 160ms, 160ms, 0s, 0s; }
.hl-approach-modal.is-open .hl-approach-modal__card:nth-child(2) { transition-delay: 240ms, 240ms, 0s, 0s; }
.hl-approach-modal.is-open .hl-approach-modal__card:nth-child(3) { transition-delay: 320ms, 320ms, 0s, 0s; }
.hl-approach-modal__card:hover {
  border-color: rgba(23, 21, 20, 0.22);
  box-shadow: 0 20px 40px -26px rgba(23, 21, 20, 0.35);
}
.hl-approach-modal__card-num {
  font-family: 'Archivo', 'Inter', sans-serif;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: rgba(23, 21, 20, 0.45);
}
.hl-approach-modal__card-icon {
  width: 46px; height: 46px;
  display: grid; place-items: center;
  background: #171514;
  color: #F5F1E8;
  border-radius: 12px;
  margin-bottom: 4px;
}
.hl-approach-modal__card-title {
  font-family: 'Inter', sans-serif;
  font-size: 20px;
  font-weight: 500;
  letter-spacing: -0.015em;
  line-height: 1.2;
  margin: 0;
  color: #171514;
}
.hl-approach-modal__card-title em {
  font-family: 'Playfair Display', Georgia, serif;
  font-style: italic;
  font-weight: 500;
}
.hl-approach-modal__card-body {
  font-size: 13.5px;
  line-height: 1.6;
  color: rgba(23, 21, 20, 0.68);
  margin: 0;
}
.hl-approach-modal__card-tags {
  list-style: none;
  padding: 0;
  margin: auto 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding-top: 14px;
  border-top: 1px solid rgba(23, 21, 20, 0.08);
}
.hl-approach-modal__card-tags li {
  font-family: 'Archivo', 'Inter', sans-serif;
  font-size: 9.5px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(23, 21, 20, 0.72);
  padding: 5px 10px;
  background: rgba(23, 21, 20, 0.04);
  border-radius: 980px;
}
.hl-approach-modal__foot {
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px; flex-wrap: wrap;
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid rgba(23, 21, 20, 0.1);
}
.hl-approach-modal__foot-note {
  font-family: 'Archivo', 'Inter', sans-serif;
  font-size: 10.5px;
  font-weight: 500;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: rgba(23, 21, 20, 0.55);
}
.hl-approach-modal__cta {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 24px;
  background: #171514;
  color: #F5F1E8;
  border-radius: 980px;
  font-family: 'Archivo', 'Inter', sans-serif;
  font-weight: 500;
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  text-decoration: none;
  transition: transform .25s cubic-bezier(.2,.9,.2,1), background .25s ease;
}
.hl-approach-modal__cta:hover {
  transform: translateY(-1px);
  background: #2a2420;
}
body.hl-modal-lock {
  overflow: hidden;
}
@media (max-width: 900px) {
  .hl-approach-modal__grid { grid-template-columns: 1fr; }
  .hl-approach-modal__panel { border-radius: 16px; }
}