/* ============================================================
   NEURAL CORE — Hero v3
   Dark atmospheric stage with cycling animated scenes.
   Classes prefixed nch- (Neural Core Hero).
   ============================================================ */

:root {
  --nch-bg:         #0E0D12;
  --nch-bg2:        #16141C;
  --nch-ink:        #F5F3F8;
  --nch-ink-soft:   #B5B0C2;
  --nch-ink-faint:  #6C6878;
  --nch-line:       #2A2735;
  --nch-accent:     #D9602F;
  --nch-accent-s:   #E78B5C;
  --nch-accent2:    #6E56CF;
  --nch-success:    #10B981;
  --nch-tint2:      #1B1825;
  /* Light card tokens (agent card uses white surface) */
  --nch-c-ink:      #14121A;
  --nch-c-soft:     #4A4658;
  --nch-c-faint:    #8A8696;
  --nch-c-line:     #E5E2EA;
  --nch-c-line-s:   #EFEDF2;
  --nch-c-line-d:   #C9C4D2;
}

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

.nch-hero {
  background: var(--nch-bg);
  color: var(--nch-ink);
  min-height: 100vh;
  min-height: 100svh;
  overflow: hidden;
  position: relative;
}

/* ── Animated stage (desktop) ───────────────────────────────── */

.nch-stage {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

/* Dot-grid wash */
.nch-stage::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(255,255,255,0.035) 1px, transparent 1px);
  background-size: 28px 28px;
  -webkit-mask-image: radial-gradient(70% 60% at 50% 50%, black 0%, transparent 85%);
          mask-image: radial-gradient(70% 60% at 50% 50%, black 0%, transparent 85%);
  pointer-events: none;
  z-index: 0;
}

/* ── Atmosphere layer ────────────────────────────────────────
   Single, subtle warm light that slowly drifts (JS sets --ax/--ay).
   Kept minimal — no multi-color radial wash. */

.nch-atmosphere {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  background: radial-gradient(48% 55% at var(--ax,50%) var(--ay,42%), rgba(217,96,47,0.09) 0%, transparent 70%);
}
.nch-atmosphere::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0.9  0 0 0 0 0.9  0 0 0 0 0.95  0 0 0 0.08 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
  opacity: 0.45;
  mix-blend-mode: overlay;
}

/* ── Spark bridge ────────────────────────────────────────────── */

.nch-spark {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 10;
  overflow: hidden;
}
.nch-spark__bloom {
  position: absolute;
  inset: -10%;
  background: radial-gradient(70% 50% at 50% 50%, rgba(217,96,47,0.32) 0%, transparent 70%);
  mix-blend-mode: screen;
  filter: blur(40px);
}
.nch-spark__streak {
  position: absolute;
  top: 50%;
  width: 24%; height: 220%;
  background: linear-gradient(90deg, transparent, rgba(217,96,47,0.7), transparent);
  filter: blur(28px);
  mix-blend-mode: screen;
}

/* ── Caption overlay ─────────────────────────────────────────── */

.nch-caption {
  position: absolute;
  top: calc(var(--header-height, 75px) + 2.5rem);
  left: 0;
  right: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  z-index: 3;
  pointer-events: none;
  will-change: transform, opacity;
}
.nch-caption__inner { max-width: 880px; padding: 0 2rem; }
.nch-caption__eyebrow {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 2.6px;
  text-transform: uppercase;
  color: var(--nch-accent);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
  text-shadow: 0 0 24px rgba(217,96,47,0.35);
}
.nch-caption__eyebrow::before,
.nch-caption__eyebrow::after {
  content: '';
  display: inline-block;
  width: 28px; height: 1px;
  background: linear-gradient(90deg, transparent, var(--nch-accent), transparent);
}
.nch-caption__headline {
  margin: 0;
  font-family: var(--font-primary, 'Plus Jakarta Sans', system-ui, sans-serif);
  font-weight: 200;
  font-size: clamp(2.75rem, 5.25vw, 4.25rem);
  letter-spacing: -0.04em;
  line-height: 1.05;
  color: var(--nch-ink);
}
.nch-caption__sub {
  margin: 18px 0 0;
  font-family: var(--font-primary, 'Plus Jakarta Sans', system-ui, sans-serif);
  font-size: clamp(1rem, 1.6vw, 1.25rem);
  line-height: 1.55;
  color: var(--nch-ink-soft);
  max-width: 56ch;
}

/* ── Scene base ──────────────────────────────────────────────── */

.nch-scene {
  position: absolute;
  left: clamp(2rem, 8vw, 80px);
  right: clamp(2rem, 8vw, 80px);
  top: calc(var(--header-height, 75px) + 10rem);
  bottom: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
  will-change: transform, opacity;
}

/* ── Scene 1: Intro ──────────────────────────────────────────── */

.nch-intro { position: relative; width: 100%; height: 100%; }

.nch-frag {
  position: absolute;
  left: 50%; top: 50%;
  transform-origin: center;
  white-space: nowrap;
  will-change: transform, opacity;
}
.nch-frag--mono {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 13px;
  color: var(--nch-accent-s);
  background: rgba(20,18,26,0.7);
  border: 1px solid rgba(217,96,47,0.25);
  border-radius: 4px;
  padding: 6px 10px;
  backdrop-filter: blur(6px);
}
.nch-frag--toast {
  font-family: var(--font-primary, system-ui, sans-serif);
  font-size: 13px;
  color: var(--nch-success);
  background: rgba(16,24,22,0.7);
  border: 1px solid rgba(16,185,129,0.35);
  border-radius: 999px;
  padding: 6px 14px;
  backdrop-filter: blur(6px);
}
.nch-frag--stat {
  font-family: var(--font-primary, system-ui, sans-serif);
  font-weight: 300;
  font-size: 22px;
  letter-spacing: -0.3px;
  color: var(--nch-ink);
  text-shadow: 0 0 22px rgba(217,96,47,0.25);
}
.nch-frag--svg { color: var(--nch-accent); filter: drop-shadow(0 0 12px rgba(217,96,47,0.4)); }
.nch-frag--flow {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 12px;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  color: var(--nch-ink-faint);
}

.nch-intro__mark {
  position: absolute;
  left: 50%; top: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  will-change: transform, opacity;
}
.nch-intro__mark img {
  width: clamp(200px, 28vw, 380px);
  height: auto;
  object-fit: contain;
  filter: drop-shadow(0 0 32px rgba(217,96,47,0.25));
}
.nch-intro__tag {
  position: absolute;
  left: 50%;
  top: calc(50% + 80px);
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 12px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--nch-ink-soft);
  white-space: nowrap;
  will-change: transform, opacity;
}
.nch-intro__tag::before,
.nch-intro__tag::after {
  content: '';
  display: inline-block;
  width: 26px; height: 1px;
  background: linear-gradient(90deg, transparent, var(--nch-accent-s), transparent);
  vertical-align: middle;
  margin: 0 14px;
}

/* ── Scene 2: Agent card ─────────────────────────────────────── */

.nch-agent-card {
  background: #FFFFFF;
  border-radius: 16px;
  width: clamp(300px, 42vw, 540px);
  box-shadow:
    0 0 0 8px rgba(217,96,47,0.06),
    0 0 0 1px rgba(217,96,47,0.25),
    0 60px 100px -30px rgba(0,0,0,0.7);
  overflow: hidden;
}
.nch-agent-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 22px;
  background: #FBFAFE;
  border-bottom: 1px solid var(--nch-c-line);
}
.nch-agent-lbl {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 11px;
  letter-spacing: 1.6px;
  text-transform: uppercase;
  color: var(--nch-c-faint);
}
.nch-agent-stat {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 11px;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  color: var(--nch-c-ink);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.nch-pulse {
  width: 8px; height: 8px;
  border-radius: 999px;
  background: var(--nch-accent);
  box-shadow: 0 0 0 3px rgba(217,96,47,0.18);
}
.nch-agent-body { padding: 18px 22px 22px; }
.nch-block-lbl {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 10px;
  letter-spacing: 1.4px;
  text-transform: uppercase;
  color: var(--nch-c-faint);
  margin-bottom: 8px;
}
.nch-reasoning { list-style: none; margin: 0; padding: 0; }
.nch-reason {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 4px 0;
  font-size: 14px;
  color: var(--nch-c-faint);
}
.nch-reason-dot {
  width: 7px; height: 7px;
  border-radius: 999px;
  background: var(--nch-c-line-d);
  flex-shrink: 0;
}
.nch-reason--past .nch-reason-dot { background: var(--nch-accent); opacity: 0.45; }
.nch-reason--active { color: var(--nch-c-ink); }
.nch-reason--active .nch-reason-dot { background: var(--nch-accent); box-shadow: 0 0 0 4px rgba(217,96,47,0.12); }

.nch-tool {
  display: grid;
  grid-template-columns: 18px auto 1fr;
  gap: 10px;
  align-items: center;
  padding: 4px 0;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 13px;
  color: var(--nch-c-soft);
  opacity: 0.5;
}
.nch-tool--run, .nch-tool--done { opacity: 1; }
.nch-tool-icon { font-size: 15px; color: var(--nch-success); }
.nch-tool-name { color: var(--nch-c-ink); }
.nch-tool-arg  { color: var(--nch-c-faint); font-size: 11.5px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.nch-bullet    { display: inline-block; width: 7px; height: 7px; border-radius: 999px; background: var(--nch-c-line-d); }

.nch-response {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px dashed var(--nch-c-line-s);
  font-size: 15px;
  line-height: 1.55;
  color: var(--nch-c-ink);
  min-height: 5em;
}
.nch-caret {
  display: inline-block;
  width: 8px; height: 1em;
  background: var(--nch-c-ink);
  vertical-align: -2px;
  margin-left: 2px;
  animation: nch-blink 1s steps(2, start) infinite;
}
@keyframes nch-blink { 0%,49%{opacity:1} 50%,100%{opacity:0} }

/* ── Scene 3: Workflows ──────────────────────────────────────── */

.nch-wf-stack { display: flex; flex-direction: column; gap: 16px; width: clamp(420px, 60vw, 760px); }
.nch-wf-lane {
  display: grid;
  grid-template-columns: clamp(140px,18vw,200px) 1fr;
  gap: 22px;
  align-items: center;
  background: var(--nch-bg2);
  border: 1px solid var(--nch-line);
  border-radius: 12px;
  padding: 14px 20px;
  box-shadow: 0 20px 40px -28px rgba(0,0,0,0.8);
}
.nch-wf-trig {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 11px;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  color: var(--nch-ink-faint);
  margin-bottom: 4px;
}
.nch-wf-name {
  font-family: var(--font-primary, system-ui, sans-serif);
  font-weight: 400;
  font-size: clamp(14px, 1.4vw, 20px);
  letter-spacing: -0.3px;
  color: var(--nch-ink);
  line-height: 1.1;
}
.nch-wf-meter {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 6px;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 9.5px;
  letter-spacing: 1.1px;
  text-transform: uppercase;
  color: var(--nch-ink-faint);
}
.nch-wf-track { position: relative; flex: 1; height: 4px; background: var(--nch-line); border-radius: 2px; }
.nch-wf-dot {
  position: absolute;
  top: 50%;
  width: 10px; height: 10px;
  border-radius: 999px;
  background: var(--nch-accent);
  border: 2px solid var(--nch-bg2);
  box-shadow: 0 0 0 2px rgba(217,96,47,0.25);
  transform: translate(-50%, -50%);
}
.nch-wf-pipe {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  overflow: hidden;
  padding: 6px 0;
}
.nch-wf-glow {
  position: absolute;
  top: 50%;
  width: 22%; height: 240%;
  border-radius: 50%;
  background: rgba(217,96,47,0.45);
  filter: blur(28px);
  transform: translate(-50%, -50%);
  pointer-events: none;
  will-change: left, opacity;
}
.nch-wf-step {
  position: relative;
  padding: 8px 12px;
  background: var(--nch-tint2);
  border: 1px solid var(--nch-line);
  border-radius: 8px;
  z-index: 1;
}
.nch-wf-step--active { border-color: var(--nch-accent); background: #25202E; box-shadow: 0 0 0 2px rgba(217,96,47,0.16); }
.nch-wf-step--done   { border-color: var(--nch-line); }
.nch-wf-step--human  { border-style: dashed; border-color: var(--nch-accent2); background: rgba(110,86,207,0.08); }
.nch-wf-step--human.nch-wf-step--done { border-style: solid; }
.nch-step-row { display: flex; align-items: center; gap: 8px; }
.nch-step-mark {
  width: 16px; height: 16px;
  border-radius: 999px;
  border: 1.5px solid var(--nch-line);
  background: transparent;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 9px;
  color: var(--nch-ink-faint);
  flex-shrink: 0;
}
.nch-wf-step--active .nch-step-mark { border-color: var(--nch-accent); background: rgba(217,96,47,0.18); color: var(--nch-accent-s); }
.nch-wf-step--done   .nch-step-mark { background: rgba(16,185,129,0.18); border-color: var(--nch-success); color: var(--nch-success); }
.nch-step-lbl { font-family: var(--font-primary, system-ui, sans-serif); font-weight: 500; font-size: 12.5px; color: var(--nch-ink); }

/* ── Scene 4: Lifecycle ──────────────────────────────────────── */

.nch-lc {
  width: clamp(460px, 70vw, 880px);
  background: var(--nch-bg2);
  border: 1px solid var(--nch-line);
  border-radius: 14px;
  padding: 28px 36px;
  box-shadow: 0 40px 80px -32px rgba(0,0,0,0.8);
}
.nch-lc-stages {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  position: relative;
}
.nch-lc-stage {
  position: relative;
  padding: 0 14px;
  border-right: 1px dashed var(--nch-line);
}
.nch-lc-stage:last-child { border-right: none; }
.nch-lc-count {
  font-family: var(--font-primary, system-ui, sans-serif);
  font-weight: 200;
  font-size: clamp(24px, 3vw, 44px);
  letter-spacing: -1px;
  line-height: 1;
  color: var(--nch-ink);
}
.nch-lc-lbl {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 11px;
  letter-spacing: 1.4px;
  text-transform: uppercase;
  color: var(--nch-ink-faint);
  margin-top: 6px;
}
.nch-lc-bar {
  height: 5px;
  background: var(--nch-line);
  border-radius: 2.5px;
  margin-top: 12px;
  overflow: hidden;
}
.nch-lc-bar span { display: block; height: 100%; background: var(--nch-accent); border-radius: 2.5px; transition: width 0.35s ease-out; }
.nch-lc-dots { display: flex; gap: 4px; margin-top: 10px; }
.nch-lc-dots span { width: 7px; height: 7px; border-radius: 999px; background: var(--nch-line); opacity: 0; transform: scale(0.5); transition: opacity 0.35s, transform 0.35s; }
.nch-lc-dots span.nch-dot--on    { background: var(--nch-accent-s); opacity: 0.7; transform: scale(1); }
.nch-lc-dots span.nch-dot--fresh { background: var(--nch-accent); box-shadow: 0 0 0 3px rgba(217,96,47,0.22); opacity: 1; transform: scale(1); }

.nch-lc-foot {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  margin-top: 32px;
  padding-top: 22px;
  border-top: 1px solid var(--nch-line);
  will-change: transform, opacity;
}
.nch-lc-cap { font-family: 'JetBrains Mono', ui-monospace, monospace; font-size: 10px; letter-spacing: 1.2px; text-transform: uppercase; color: var(--nch-ink-faint); }
.nch-lc-val { font-family: var(--font-primary, system-ui, sans-serif); font-weight: 300; font-size: clamp(18px, 2vw, 26px); letter-spacing: -0.3px; color: var(--nch-ink); line-height: 1; margin-top: 4px; }
.nch-lc-delta { font-family: 'JetBrains Mono', ui-monospace, monospace; font-size: 11px; color: var(--nch-success); margin-top: 4px; }

/* ── Scene 5: Insights ───────────────────────────────────────── */

.nch-in-wrap {
  width: clamp(460px, 72vw, 920px);
  display: grid;
  grid-template-columns: 1fr clamp(160px, 22vw, 280px);
  gap: 24px;
  align-items: stretch;
}
.nch-in-chart {
  background: var(--nch-bg2);
  border: 1px solid var(--nch-line);
  border-radius: 14px;
  padding: 16px 18px 14px;
  position: relative;
  min-height: 300px;
}
.nch-in-head { display: flex; align-items: baseline; justify-content: space-between; flex-wrap: wrap; gap: 8px; }
.nch-in-legend { display: inline-flex; align-items: center; gap: 14px; font-family: 'JetBrains Mono', ui-monospace, monospace; font-size: 10.5px; letter-spacing: 0.6px; color: var(--nch-ink-soft); }
.nch-sw { display: inline-block; width: 9px; height: 9px; border-radius: 2px; margin-right: 5px; vertical-align: -1px; }
.nch-sw--h { background: #4A4658; }
.nch-sw--x { background: var(--nch-accent2); }
.nch-sw--a { background: var(--nch-accent); }
.nch-chart { width: 100%; height: 240px; display: block; margin-top: 10px; }
.nch-ar-h { fill: rgba(150,145,165,0.22); stroke: #6C6878; stroke-width: 0.6; }
.nch-ar-x { fill: rgba(110,86,207,0.22);  stroke: var(--nch-accent2); stroke-width: 0.6; }
.nch-ar-a { fill: rgba(217,96,47,0.32);   stroke: var(--nch-accent); stroke-width: 0.8; }
.nch-axis text { font-family: 'JetBrains Mono', ui-monospace, monospace; font-size: 9px; fill: var(--nch-ink-faint); }
.nch-axis line { stroke: var(--nch-line); stroke-width: 0.6; }

.nch-stat-card {
  background: #1A1622;
  border: 1px solid var(--nch-accent);
  border-radius: 14px;
  padding: 22px 24px;
  color: #FFFFFF;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 300px;
  will-change: transform, opacity;
}
.nch-stat-cap   { font-family: 'JetBrains Mono', ui-monospace, monospace; font-size: 11px; letter-spacing: 1.6px; text-transform: uppercase; color: rgba(255,255,255,0.65); }
.nch-stat-big   { font-family: var(--font-primary, system-ui, sans-serif); font-weight: 200; font-size: clamp(48px, 7vw, 90px); letter-spacing: -4px; line-height: 0.9; color: #FFFFFF; }
.nch-stat-big sup { font-size: clamp(18px, 2.5vw, 30px); vertical-align: super; letter-spacing: -1px; }
.nch-stat-label { font-family: var(--font-primary, system-ui, sans-serif); font-weight: 300; font-size: clamp(13px, 1.4vw, 16px); color: #FFFFFF; line-height: 1.25; margin-top: 8px; }
.nch-stat-compare {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 8px 14px;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 11px;
  letter-spacing: 0.4px;
  color: rgba(255,255,255,0.85);
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid rgba(255,255,255,0.18);
}
.nch-stat-val { color: #FFFFFF; font-weight: 500; }

/* ── Scene 6: Outro ──────────────────────────────────────────── */

.nch-outro { display: flex; flex-direction: column; align-items: center; gap: 24px; text-align: center; }
.nch-outro__tag {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 12px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--nch-ink-soft);
  will-change: transform, opacity;
}
.nch-outro__tag::before,
.nch-outro__tag::after {
  content: '';
  display: inline-block;
  width: 26px; height: 1px;
  background: linear-gradient(90deg, transparent, var(--nch-accent-s), transparent);
  vertical-align: middle;
  margin: 0 14px;
}
.nch-outro__mark { will-change: transform, opacity; }
.nch-outro__mark img {
  width: clamp(200px, 28vw, 380px);
  height: auto;
  filter: drop-shadow(0 0 36px rgba(217,96,47,0.25));
}
.nch-outro__chips { display: grid; grid-template-columns: repeat(4, auto); gap: 28px; margin-top: 16px; }
.nch-outro-chip { display: flex; flex-direction: column; align-items: center; gap: 10px; will-change: transform, opacity; }
.nch-chip-art {
  width: 120px; height: 60px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(22,20,28,0.6);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 8px;
  box-shadow: 0 12px 32px -16px rgba(0,0,0,0.8);
}
.nch-chip-lbl {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 11px;
  letter-spacing: 1.6px;
  text-transform: uppercase;
  color: var(--nch-ink-soft);
}

/* ── Mobile fallback (≤1024px) ───────────────────────────────── */

.nch-hero__mobile { display: none; }

@media (max-width: 1024px) {
  .nch-stage  { display: none; }
  .nch-hero__mobile {
    display: flex;
    align-items: flex-start;
    min-height: 100vh;
    min-height: 100svh;
    padding: calc(var(--header-height, 75px) + 2.5rem) 1.5rem 3rem;
  }
  .nch-hero__mobile-inner { max-width: 560px; width: 100%; }
  .nch-hero__mobile-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--nch-accent);
    font-family: 'JetBrains Mono', ui-monospace, monospace;
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    margin-bottom: 1rem;
  }
  .nch-hero__mobile-eyebrow::before {
    content: '';
    background: var(--nch-accent);
    border-radius: 999px;
    box-shadow: 0 0 0 4px rgba(217,96,47,0.18);
    display: inline-block;
    width: 6px; height: 6px;
  }
  .nch-hero__mobile-title {
    margin: 0;
    font-family: var(--font-primary, 'Plus Jakarta Sans', system-ui, sans-serif);
    font-size: clamp(2.75rem, 10vw, 4rem);
    font-weight: 200;
    letter-spacing: -0.045em;
    line-height: 0.96;
    color: var(--nch-ink);
    max-width: 9ch;
  }
  .nch-hero__mobile-sub {
    background: linear-gradient(90deg, #8B5CF6, #EA580C);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-family: var(--font-primary, system-ui, sans-serif);
    font-size: clamp(1.1rem, 3.5vw, 1.4rem);
    font-weight: 400;
    line-height: 1.25;
    margin: 1.25rem 0 0;
  }
  .nch-hero__mobile-desc {
    color: var(--nch-ink-soft);
    font-family: var(--font-primary, system-ui, sans-serif);
    font-size: clamp(0.95rem, 2.5vw, 1.05rem);
    font-weight: 300;
    line-height: 1.7;
    margin: 1rem 0 2rem;
    max-width: 44ch;
  }
  .nch-hero__mobile-img {
    display: block;
    width: 100%;
    max-width: 600px;
    height: auto;
    border-radius: 12px;
    opacity: 0.88;
  }
}

@media (prefers-reduced-motion: reduce) {
  .nch-atmosphere { animation: none; opacity: 0.6 !important; }
  .nch-caret { animation: none; }
}