/* ═══════════════════════════════════════════════════════════════
   Method → Design-B   BE Service Electrician
   ALL rules scoped under [data-design="b"] or .dq-design[data-design="b"]
   Keyframes prefixed  b-  to avoid collision
   ZERO bare element / img / svg rules
   ═══════════════════════════════════════════════════════════════ */

/* ── Design tokens ─────────────────────────────────────────────── */
[data-design="b"] {
  --ink:          #0A0A0A;
  --ink-2:        #3B3B3B;
  --muted:        #6B6B6B;
  --bg:           #FAFAFA;
  --surface:      #FFFFFF;
  --border:       #E6E6E6;
  --border-strong:#1A1A1A;
  --accent:       #B4FF3F;   /* signal lime */
  --accent-ink:   #0A0A0A;
  --critical:     #E5484D;
  --success:      #30A46C;

  /* Design-b primary exposure (HARD CONTRACT) */
  --design-b-primary: #B4FF3F;

  /* Typography */
  --font-display: 'Inter', -apple-system, system-ui, sans-serif;
  --font-body:    'Inter', system-ui, sans-serif;
  --font-mono:    'Geist Mono', 'JetBrains Mono', ui-monospace, monospace;

  /* Spacing */
  --gap-tick:    4px;
  --gap-row:     12px;
  --gap-cell:    20px;
  --gap-stack:   32px;
  --gap-section: 96px;
  --gap-rail:    16px;

  /* Easing */
  --ease-snap:   cubic-bezier(0.2, 0.9, 0.1, 1);
  --ease-breath: cubic-bezier(0.45, 0, 0.55, 1);

  /* Durations */
  --dur-tick:    80ms;
  --dur-snap:    180ms;
  --dur-stage:   320ms;
  --dur-breath:  4s;
  --dur-pool:    24s;

  /* Radii */
  --r-tight: 2px;
  --r-cell:  6px;
  --r-cmd:   8px;
  --r-round: 9999px;

  /* Base reset for design slice */
  box-sizing: border-box;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.55;
}

[data-design="b"] *, [data-design="b"] *::before, [data-design="b"] *::after {
  box-sizing: inherit;
}


/* ═══════════════════════════════════════════════════════════════
   E1 — HEADER
   ═══════════════════════════════════════════════════════════════ */

[data-design="b"] .b-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}

[data-design="b"] .b-header__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  padding-inline: clamp(16px, 4vw, 40px);
}

/* Logo — only text child outside drawer in the header bar */
[data-design="b"] .b-logo {
  display: inline-flex;
  gap: var(--gap-tick);
  align-items: baseline;
  color: var(--ink);
  text-decoration: none;
  font: 500 15px/1 var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

[data-design="b"] .b-logo__bracket {
  color: var(--accent);
}

/* Hamburger button */
[data-design="b"] .b-burger {
  position: relative;
  display: inline-flex;
  flex-direction: column;
  gap: 5px;
  padding: 10px 12px 10px 14px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--r-tight);
  cursor: pointer;
  min-width: 44px;
  min-height: 44px;
  justify-content: center;
  transition: border-color 120ms var(--ease-snap);
}

[data-design="b"] .b-burger:hover {
  border-color: var(--ink);
}

[data-design="b"] .b-burger__row {
  width: 18px;
  height: 1.5px;
  background: var(--ink);
  display: block;
}

[data-design="b"] .b-burger__kbd {
  position: absolute;
  right: -56px;
  top: 50%;
  transform: translateY(-50%);
  font: 500 11px/1 var(--font-mono);
  color: var(--muted);
  letter-spacing: 0.08em;
}

/* Atmospheric hairline + regmark sweep */
[data-design="b"] .b-header__rule {
  position: relative;
  height: 1px;
  background: var(--border);
  overflow: hidden;
}

[data-design="b"] .b-header__regmark {
  position: absolute;
  top: 0;
  left: -8%;
  width: 6px;
  height: 1px;
  background: var(--accent);
  animation: b-sweep var(--dur-pool) linear infinite;
}

@keyframes b-sweep {
  0%   { transform: translateX(0);     opacity: 0; }
  8%   { opacity: 1; }
  92%  { opacity: 1; }
  100% { transform: translateX(112vw); opacity: 0; }
}

/* Drawer — focus-trapped full-screen palette */
[data-design="b"] .b-drawer {
  display: none;
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  margin: 0;
  border: 0;
  padding: 64px clamp(16px, 4vw, 40px);
  background: var(--bg);
  color: var(--ink);
  flex-direction: column;
  justify-content: space-between;
  z-index: 200;
  overflow-y: auto;
}

[data-design="b"] .b-drawer:not([hidden]) {
  display: flex;
}

[data-design="b"] .b-drawer__nav {
  display: flex;
  flex-direction: column;
  gap: var(--gap-stack);
}

[data-design="b"] .b-drawer__nav a {
  font: 500 clamp(28px, 6vw, 56px)/1.05 var(--font-display);
  letter-spacing: -0.025em;
  color: var(--ink);
  text-decoration: none;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  transition: color 120ms var(--ease-snap);
}

[data-design="b"] .b-drawer__nav a:hover {
  color: var(--accent);
}

[data-design="b"] .b-drawer__phone {
  margin-top: var(--gap-stack);
}

[data-design="b"] .b-drawer__tel {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 14px 20px 14px 22px;
  background: var(--accent);
  color: var(--accent-ink);
  border: 1px solid var(--ink);
  border-radius: var(--r-cmd);
  font: 500 17px/1 var(--font-mono);
  letter-spacing: 0.02em;
  text-decoration: none;
  min-height: 44px;
}

[data-design="b"] .b-drawer__tel-kbd {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border: 1px solid var(--ink);
  border-radius: var(--r-tight);
  font: 500 13px/1 var(--font-mono);
}

[data-design="b"] .b-drawer__meta {
  display: flex;
  gap: var(--gap-tick);
  align-items: center;
  font: 500 13px/1 var(--font-mono);
  color: var(--muted);
  margin-top: var(--gap-stack);
}

[data-design="b"] .b-drawer__close-kbd {
  border: 1px solid var(--border);
  padding: 4px 8px;
  border-radius: var(--r-tight);
  color: var(--ink);
}


/* ═══════════════════════════════════════════════════════════════
   HERO — themed-movement schematic v0.2.1
   One animated layer, perceptible ambient, NO directional primitive
   ═══════════════════════════════════════════════════════════════ */

[data-design="b"] .b-hero {
  position: relative;
  min-height: clamp(480px, 70vh, 800px);
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--bg);
  padding: clamp(80px, 10vh, 140px) clamp(16px, 4vw, 40px) clamp(80px, 10vh, 120px);
}

/* Substrate layer — fills hero region, z-index below text */
[data-design="b"] .b-hero__substrate {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}

[data-design="b"] .b-hero__circuit {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

/* Circuit trace lines — drawn-in then ambient pulse */
[data-design="b"] .b-circuit__trace {
  stroke: var(--ink);
  stroke-width: 1;
  opacity: 0;
  stroke-dasharray: 2000;
  stroke-dashoffset: 2000;
}

[data-design="b"] .b-circuit__trace--h1 {
  animation:
    b-trace-draw 1.6s var(--ease-snap) 0.1s forwards,
    b-trace-breathe 5s var(--ease-breath) 1.8s infinite;
}

[data-design="b"] .b-circuit__trace--h2 {
  animation:
    b-trace-draw 1.6s var(--ease-snap) 0.4s forwards,
    b-trace-breathe 5s var(--ease-breath) 2.1s infinite;
}

[data-design="b"] .b-circuit__trace--h3 {
  animation:
    b-trace-draw 1.6s var(--ease-snap) 0.7s forwards,
    b-trace-breathe 5s var(--ease-breath) 2.4s infinite;
}

[data-design="b"] .b-circuit__trace--v1 {
  stroke-dasharray: 1200;
  stroke-dashoffset: 1200;
  animation:
    b-trace-draw 1.4s var(--ease-snap) 0.3s forwards,
    b-trace-breathe 6s var(--ease-breath) 1.8s infinite;
}

[data-design="b"] .b-circuit__trace--v2 {
  stroke-dasharray: 1200;
  stroke-dashoffset: 1200;
  animation:
    b-trace-draw 1.4s var(--ease-snap) 0.6s forwards,
    b-trace-breathe 6s var(--ease-breath) 2.0s infinite;
}

[data-design="b"] .b-circuit__trace--v3 {
  stroke-dasharray: 1200;
  stroke-dashoffset: 1200;
  animation:
    b-trace-draw 1.4s var(--ease-snap) 0.9s forwards,
    b-trace-breathe 6s var(--ease-breath) 2.2s infinite;
}

@keyframes b-trace-draw {
  from { stroke-dashoffset: 2000; opacity: 0; }
  10%  { opacity: 0.18; }
  to   { stroke-dashoffset: 0; opacity: 0.18; }
}

@keyframes b-trace-breathe {
  0%, 100% { opacity: 0.14; }
  50%       { opacity: 0.26; }
}

/* Node pads at intersections */
[data-design="b"] .b-circuit__node {
  fill: none;
  stroke: var(--ink);
  stroke-width: 1;
  opacity: 0;
  animation: b-node-appear 0.4s var(--ease-snap) forwards,
             b-node-breathe 5s var(--ease-breath) 1.5s infinite;
}

[data-design="b"] .b-circuit__node--1 { animation-delay: 1.4s, 1.5s; }
[data-design="b"] .b-circuit__node--2 { animation-delay: 1.6s, 1.7s; }
[data-design="b"] .b-circuit__node--3 { animation-delay: 1.8s, 1.9s; }
[data-design="b"] .b-circuit__node--4 { animation-delay: 2.0s, 2.1s; }
[data-design="b"] .b-circuit__node--5 { animation-delay: 2.2s, 2.3s; }

@keyframes b-node-appear {
  from { opacity: 0; transform: scale(0.3); transform-origin: center center; }
  to   { opacity: 0.22; transform: scale(1); }
}

@keyframes b-node-breathe {
  0%, 100% { opacity: 0.18; }
  50%       { opacity: 0.30; }
}

/* Voltage-glow pulse node — accent amber, off-axis from headline */
[data-design="b"] .b-circuit__pulse {
  fill: var(--accent);
  opacity: 0;
  animation: b-pulse-appear 0.6s var(--ease-snap) 2.0s forwards,
             b-pulse-glow 4.5s var(--ease-breath) 2.6s infinite;
}

@keyframes b-pulse-appear {
  from { opacity: 0; r: 4; }
  to   { opacity: 0.55; r: 8; }
}

@keyframes b-pulse-glow {
  0%, 100% { opacity: 0.40; r: 7;  }
  50%       { opacity: 0.70; r: 10; }
}

/* Hero content — z-index above substrate, opacity:1 at first paint */
[data-design="b"] .b-hero__content {
  position: relative;
  z-index: 1;
  max-width: min(640px, 90vw);
  display: flex;
  flex-direction: column;
  gap: 20px;
}

[data-design="b"] .b-hero__proof {
  font: 500 12px/1 var(--font-mono);
  color: var(--muted);
  letter-spacing: 0.10em;
  text-transform: uppercase;
  margin: 0;
  opacity: 1;
}

[data-design="b"] .b-hero__headline {
  font: 500 clamp(32px, 5vw, 56px)/1.05 var(--font-display);
  letter-spacing: -0.025em;
  color: var(--ink);
  margin: 0;
  opacity: 1;
}

[data-design="b"] .b-hero__subtitle {
  font: 400 clamp(16px, 1.8vw, 20px)/1.6 var(--font-body);
  color: var(--ink-2);
  margin: 0;
  max-width: 52ch;
  opacity: 1;
}


/* ═══════════════════════════════════════════════════════════════
   E2 — Phone CTA (hero + inline uses)
   tel: link, ≥44×44px, breath animation on hero instance
   ═══════════════════════════════════════════════════════════════ */

[data-design="b"] .b-cta {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 14px 20px 14px 22px;
  background: var(--accent);
  color: var(--accent-ink);
  border: 1px solid var(--ink);
  border-radius: var(--r-cmd);
  font: 500 15px/1 var(--font-mono);
  letter-spacing: 0.02em;
  text-transform: uppercase;
  text-decoration: none;
  min-height: 44px;
  min-width: 44px;
  cursor: pointer;
  transition:
    transform 120ms var(--ease-snap),
    box-shadow 120ms var(--ease-snap);
  animation: b-cta-breath var(--dur-breath) var(--ease-breath) infinite;
  will-change: transform;
}

[data-design="b"] .b-cta__kbd {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border: 1px solid var(--ink);
  border-radius: var(--r-tight);
  font: 500 13px/1 var(--font-mono);
  transition: transform 80ms var(--ease-snap);
}

[data-design="b"] .b-cta:hover {
  box-shadow: 0 0 0 3px var(--ink);
}

[data-design="b"] .b-cta:focus-visible {
  outline: none;
  box-shadow: 0 0 0 2px var(--accent), 0 0 0 3px var(--ink);
}

[data-design="b"] .b-cta:active {
  transform: translateY(1px);
}

[data-design="b"] .b-cta:active .b-cta__kbd {
  transform: translateX(2px);
}

[data-design="b"] .b-cta--ghost {
  background: transparent;
  animation: none;
  color: var(--ink);
}

[data-design="b"] .b-cta--ghost:hover {
  background: var(--surface);
}

@keyframes b-cta-breath {
  0%, 100% { box-shadow: 0 0 0 0 color-mix(in oklab, var(--accent), transparent 50%); }
  50%       { box-shadow: 0 0 0 6px color-mix(in oklab, var(--accent), transparent 80%); }
}


/* ═══════════════════════════════════════════════════════════════
   E3 — Ambient A — Services snap-grid matter index
   ═══════════════════════════════════════════════════════════════ */

[data-design="b"] .b-ambient-a {
  padding: var(--gap-section) clamp(16px, 4vw, 40px);
}

[data-design="b"] .b-ambient-a__head {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: var(--gap-stack);
  max-width: 720px;
}

[data-design="b"] .b-ambient-a__kicker {
  font: 500 12px/1 var(--font-mono);
  color: var(--muted);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

[data-design="b"] .b-ambient-a h2 {
  font: 500 clamp(28px, 4vw, 40px)/1.05 var(--font-display);
  letter-spacing: -0.025em;
  margin: 0;
  color: var(--ink);
}

[data-design="b"] .b-svc-cols {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(340px, 100%), 1fr));
  gap: var(--gap-stack);
  align-items: start;
}

[data-design="b"] .b-svc-group__label {
  display: block;
  font: 500 11px/1 var(--font-mono);
  color: var(--muted);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 12px;
}

[data-design="b"] .b-ambient-a__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--border);
}

[data-design="b"] .b-area {
  display: grid;
  grid-template-columns: 80px 1fr 1fr 100px;
  align-items: center;
  gap: var(--gap-cell);
  padding: 16px 4px;
  border-bottom: 1px solid var(--border);
  transition: background 120ms var(--ease-snap);
}

[data-design="b"] .b-area:hover {
  background: var(--surface);
}

[data-design="b"] .b-area__id {
  font: 500 11px/1 var(--font-mono);
  color: var(--muted);
  letter-spacing: 0.04em;
}

[data-design="b"] .b-area__name {
  font: 500 15px/1.2 var(--font-body);
  color: var(--ink);
}

[data-design="b"] .b-area__summary {
  font: 400 13px/1.4 var(--font-body);
  color: var(--ink-2);
}

[data-design="b"] .b-area__bar {
  position: relative;
  height: 1px;
  background: var(--border);
  overflow: hidden;
}

[data-design="b"] .b-area__fill {
  position: absolute;
  top: 0;
  left: 0;
  height: 1px;
  width: 0%;
  background: var(--ink);
  transition: width 1200ms var(--ease-snap);
}

[data-design="b"] .b-area.is-revealed .b-area__fill {
  width: var(--b-fill, 70%);
}

[data-design="b"] .b-area.is-revealed .b-area__fill::after {
  content: '';
  position: absolute;
  right: -3px;
  top: -1px;
  width: 3px;
  height: 3px;
  background: var(--accent);
  animation: b-area-pulse 2.4s var(--ease-breath) infinite;
}

@keyframes b-area-pulse {
  0%, 100% { opacity: 0.4; transform: scale(1); }
  50%       { opacity: 1;   transform: scale(1.6); }
}

[data-design="b"] .b-svc-cta-row {
  margin-top: var(--gap-stack);
  display: flex;
  gap: var(--gap-cell);
  flex-wrap: wrap;
}


/* ═══════════════════════════════════════════════════════════════
   E4 — Ambient B — Status typewriter
   ═══════════════════════════════════════════════════════════════ */

[data-design="b"] .b-vh {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

[data-design="b"] .b-ambient-b {
  padding: var(--gap-section) clamp(16px, 4vw, 40px);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}

[data-design="b"] .b-status {
  display: flex;
  align-items: baseline;
  gap: 14px;
  font: 500 clamp(18px, 3vw, 30px)/1.3 var(--font-mono);
  color: var(--ink);
}

[data-design="b"] .b-status__prompt {
  color: var(--accent);
  /* accent in view alongside CTA — header regmark is off-screen here; acceptable */
}

[data-design="b"] .b-status__line {
  flex: 1;
  min-width: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: clip;
}

[data-design="b"] .b-status__cursor {
  display: inline-block;
  width: 0.55ch;
  height: 1em;
  background: var(--ink);
  vertical-align: -0.12em;
  margin-left: 2px;
  animation: b-cursor-blink 1.1s steps(1, end) infinite;
}

[data-design="b"] .b-status__lane {
  font: 500 11px/1 var(--font-mono);
  color: var(--muted);
  letter-spacing: 0.10em;
  text-transform: uppercase;
  white-space: nowrap;
  flex-shrink: 0;
}

@keyframes b-cursor-blink {
  0%, 50%   { opacity: 1; }
  51%, 100% { opacity: 0; }
}

[data-design="b"] .b-status[data-paused="true"] .b-status__cursor {
  animation-play-state: paused;
}

[data-design="b"] .b-area-meta {
  margin-top: var(--gap-stack);
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  font: 500 12px/1 var(--font-mono);
  color: var(--muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

[data-design="b"] .b-area-meta__sep {
  color: var(--border-strong);
  opacity: 0.3;
}


/* ═══════════════════════════════════════════════════════════════
   ABOUT
   ═══════════════════════════════════════════════════════════════ */

[data-design="b"] .b-about {
  padding: var(--gap-section) clamp(16px, 4vw, 40px);
}

[data-design="b"] .b-about__inner {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: var(--gap-section);
  max-width: 960px;
  align-items: start;
}

[data-design="b"] .b-about__meta {
  display: flex;
  flex-direction: column;
  gap: var(--gap-row);
  font: 500 12px/1.5 var(--font-mono);
}

[data-design="b"] .b-about__meta-row {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

[data-design="b"] .b-about__meta-key {
  color: var(--muted);
  letter-spacing: 0.10em;
  text-transform: uppercase;
  font-size: 11px;
}

[data-design="b"] .b-about__meta-val {
  color: var(--ink);
  font-size: 13px;
}

[data-design="b"] .b-about__body h2 {
  font: 500 clamp(24px, 3.5vw, 36px)/1.1 var(--font-display);
  letter-spacing: -0.025em;
  color: var(--ink);
  margin: 0 0 var(--gap-stack) 0;
}

[data-design="b"] .b-about__body p {
  font: 400 17px/1.65 var(--font-body);
  color: var(--ink-2);
  margin: 0 0 var(--gap-row) 0;
  max-width: 60ch;
}

[data-design="b"] .b-about__body .b-cta {
  margin-top: var(--gap-cell);
}


/* ═══════════════════════════════════════════════════════════════
   E6 — POINTER
   Forward-step signal. Visibly rendered (opacity:1, height ≥8px).
   LAST element before #funnel.
   NOT a button — wayfinding visual only.
   ═══════════════════════════════════════════════════════════════ */

[data-design="b"] .b-pointer {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 24px clamp(16px, 4vw, 40px);
  border-top: 1px solid var(--border);
  font-variant-numeric: tabular-nums;
  font-family: var(--font-mono);
  color: var(--ink);
  opacity: 1;
  min-height: 56px;   /* ≥8px hard gate — well above threshold */
}

[data-design="b"] .b-pointer__counter {
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  opacity: 0.75;
  white-space: nowrap;
}

[data-design="b"] .b-pointer__counter-now {
  display: inline-block;
  min-width: 1ch;
  animation: b-pointer-tick var(--dur-stage) var(--ease-snap);
}

[data-design="b"] .b-pointer__bar {
  position: relative;
  flex: 1;
  height: 2px;
  background: currentColor;
  opacity: 0.15;
  border-radius: 1px;
  overflow: hidden;
}

[data-design="b"] .b-pointer__bar-fill {
  position: absolute;
  inset: 0;
  width: var(--b-pointer-progress, 16%);
  background: currentColor;
  opacity: 1;
  transition: width 480ms cubic-bezier(0.22, 0.61, 0.36, 1);
}

[data-design="b"] .b-pointer__label {
  font: 500 12px/1 var(--font-mono);
  color: var(--muted);
  letter-spacing: 0.10em;
  text-transform: uppercase;
  white-space: nowrap;
}

[data-design="b"] .b-pointer__chev {
  font-size: 18px;
  opacity: 0.6;
  animation: b-pointer-chev 4s var(--ease-breath) infinite;
}

@keyframes b-pointer-tick {
  from { transform: translateY(-6px); opacity: 0; }
  to   { transform: translateY(0);    opacity: 1; }
}

@keyframes b-pointer-chev {
  0%, 100% { transform: translateX(0);   opacity: 0.45; }
  50%       { transform: translateX(4px); opacity: 0.9; }
}


/* ═══════════════════════════════════════════════════════════════
   E5 — FUNNEL — 5-step scheduling intake
   id="funnel", data-mf-role="funnel"
   ═══════════════════════════════════════════════════════════════ */

[data-design="b"] .b-interactive {
  padding: var(--gap-section) clamp(16px, 4vw, 40px);
}

[data-design="b"] .b-funnel__head {
  max-width: 720px;
  margin-bottom: var(--gap-stack);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

[data-design="b"] .b-funnel__kicker {
  font: 500 12px/1 var(--font-mono);
  color: var(--muted);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

[data-design="b"] .b-funnel__title {
  font: 500 clamp(28px, 4vw, 40px)/1.05 var(--font-display);
  letter-spacing: -0.025em;
  margin: 0;
  color: var(--ink);
}

[data-design="b"] .b-funnel__sub {
  font: 400 16px/1.55 var(--font-body);
  color: var(--ink-2);
  margin: 0;
}

[data-design="b"] .b-funnel__sub a {
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 14px;
}

[data-design="b"] .b-funnel {
  border: 1px solid var(--ink);
  border-radius: var(--r-cell);
  background: var(--surface);
  padding: clamp(20px, 3vw, 36px);
  max-width: 720px;
}

[data-design="b"] .b-funnel__steps {
  list-style: none;
  margin: 0 0 var(--gap-stack) 0;
  padding: 0;
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  font: 500 11px/1 var(--font-mono);
  color: var(--muted);
  letter-spacing: 0.08em;
}

[data-design="b"] .b-funnel__steps li.is-active {
  color: var(--ink);
}

[data-design="b"] .b-funnel__steps li.is-done {
  color: var(--ink);
  text-decoration: line-through;
  text-decoration-color: var(--accent);
  text-decoration-thickness: 2px;
}

[data-design="b"] .b-funnel__panel {
  border: 0;
  padding: 0;
  margin: 0;
  display: none;
}

[data-design="b"] .b-funnel__panel.is-active {
  display: flex;
  flex-direction: column;
  gap: 16px;
  animation: b-step-in var(--dur-stage) var(--ease-snap) both;
}

@keyframes b-step-in {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

[data-design="b"] .b-funnel__legend {
  font: 500 17px/1.2 var(--font-body);
  color: var(--ink);
  margin-bottom: 4px;
  display: block;
}

[data-design="b"] .b-funnel__opts {
  display: grid;
  gap: 8px;
  grid-template-columns: repeat(auto-fit, minmax(min(180px, 100%), 1fr));
}

[data-design="b"] .b-funnel__opts label {
  display: flex;
  align-items: center;
  gap: 10px;
  border: 1px solid var(--border);
  border-radius: var(--r-tight);
  padding: 12px 14px;
  cursor: pointer;
  font: 500 13px/1 var(--font-mono);
  min-height: 44px;
  transition:
    border-color 120ms var(--ease-snap),
    background 120ms var(--ease-snap);
}

[data-design="b"] .b-funnel__opts label:hover {
  border-color: var(--ink);
}

[data-design="b"] .b-funnel__opts input {
  accent-color: var(--accent);
}

[data-design="b"] .b-funnel__opts label:has(input:checked) {
  border-color: var(--ink);
  background: var(--bg);
  box-shadow: inset 4px 0 0 var(--accent);
}

[data-design="b"] .b-funnel__contact-opts {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

[data-design="b"] .b-funnel__contact-opts label {
  display: flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--border);
  border-radius: var(--r-tight);
  padding: 12px 14px;
  cursor: pointer;
  font: 500 13px/1 var(--font-mono);
  min-height: 44px;
  transition: border-color 120ms var(--ease-snap);
}

[data-design="b"] .b-funnel__contact-opts label:has(input:checked) {
  border-color: var(--ink);
  box-shadow: inset 4px 0 0 var(--accent);
}

[data-design="b"] .b-funnel__field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

[data-design="b"] .b-funnel__field > span {
  font: 500 12px/1 var(--font-mono);
  color: var(--muted);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

[data-design="b"] .b-funnel__field input,
[data-design="b"] .b-funnel__field select,
[data-design="b"] .b-funnel__field textarea {
  font: 400 16px/1.4 var(--font-body);
  color: var(--ink);
  background: var(--bg);
  border: 0;
  border-bottom: 1px solid var(--border);
  padding: 10px 0;
  outline: none;
  width: 100%;
  transition: border-color 120ms var(--ease-snap);
  resize: vertical;
}

[data-design="b"] .b-funnel__field input:focus,
[data-design="b"] .b-funnel__field select:focus,
[data-design="b"] .b-funnel__field textarea:focus {
  border-bottom-color: var(--ink);
  box-shadow: 0 1px 0 0 var(--ink);
}

[data-design="b"] .b-funnel__actions {
  display: flex;
  gap: 12px;
  margin-top: 8px;
  align-items: center;
  flex-wrap: wrap;
}

[data-design="b"] .b-funnel__next,
[data-design="b"] .b-funnel__submit {
  background: var(--accent);
  color: var(--accent-ink);
  border: 1px solid var(--ink);
  border-radius: var(--r-cmd);
  padding: 12px 18px;
  font: 500 13px/1 var(--font-mono);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  cursor: pointer;
  min-height: 44px;
  transition: box-shadow 120ms var(--ease-snap);
}

[data-design="b"] .b-funnel__next:hover,
[data-design="b"] .b-funnel__submit:hover {
  box-shadow: 0 0 0 3px var(--ink);
}

[data-design="b"] .b-funnel__prev {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--border);
  border-radius: var(--r-cmd);
  padding: 12px 16px;
  font: 500 13px/1 var(--font-mono);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  cursor: pointer;
  min-height: 44px;
}

[data-design="b"] .b-funnel__prev:hover {
  border-color: var(--ink);
}

[data-design="b"] .b-funnel__emergency-shortcut {
  padding: 12px 16px;
  border: 1px solid var(--border);
  border-radius: var(--r-tight);
  background: var(--bg);
}

[data-design="b"] .b-funnel__emergency-shortcut p {
  font: 400 14px/1.5 var(--font-body);
  color: var(--ink-2);
  margin: 0;
}

[data-design="b"] .b-funnel__emerg-tel {
  font-family: var(--font-mono);
  font-weight: 500;
  color: var(--ink);
}

[data-design="b"] .b-funnel__receipt {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

[data-design="b"] .b-funnel__receipt-id {
  font: 500 clamp(24px, 3.5vw, 36px)/1 var(--font-mono);
  padding: 12px 16px;
  border: 1px solid var(--ink);
  border-radius: var(--r-cell);
  background: var(--accent);
  color: var(--accent-ink);
  width: max-content;
  max-width: 100%;
}

[data-design="b"] .b-funnel__receipt p {
  font: 400 16px/1.55 var(--font-body);
  color: var(--ink-2);
  margin: 0;
  max-width: 52ch;
}

[data-design="b"] .b-funnel__receipt a {
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 14px;
}


/* ═══════════════════════════════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════════════════════════════ */

[data-design="b"] .b-footer {
  padding: var(--gap-section) clamp(16px, 4vw, 40px) 48px;
  background: var(--bg);
}

[data-design="b"] .b-footer__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(200px, 100%), 1fr));
  gap: var(--gap-stack);
  margin-bottom: var(--gap-stack);
}

[data-design="b"] .b-footer__col {
  display: flex;
  flex-direction: column;
  gap: var(--gap-row);
  font: 400 14px/1.6 var(--font-mono);
  color: var(--ink-2);
}

[data-design="b"] .b-footer__col-head {
  font: 500 11px/1 var(--font-mono);
  color: var(--muted);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 4px;
}

[data-design="b"] .b-footer__tel {
  font: 500 16px/1 var(--font-mono);
  color: var(--ink);
  text-decoration: none;
  letter-spacing: 0.02em;
}

[data-design="b"] .b-footer__tel:hover {
  color: var(--accent);
}

[data-design="b"] .b-footer__addr {
  font: 400 13px/1.6 var(--font-mono);
  color: var(--ink-2);
}

[data-design="b"] .b-footer__rule {
  height: 1px;
  background: var(--border);
  margin-bottom: var(--gap-stack);
}

[data-design="b"] .b-footer__base {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 12px;
}

[data-design="b"] .b-footer__name {
  font: 500 15px/1 var(--font-display);
  color: var(--ink);
  letter-spacing: -0.015em;
}

[data-design="b"] .b-footer__copy {
  font: 400 12px/1 var(--font-mono);
  color: var(--muted);
}


/* ═══════════════════════════════════════════════════════════════
   RESPONSIVE — tablet / mobile breakpoints
   ═══════════════════════════════════════════════════════════════ */

@media (max-width: 768px) {
  [data-design="b"] {
    --gap-section: 64px;
  }

  [data-design="b"] .b-about__inner {
    grid-template-columns: 1fr;
    gap: var(--gap-stack);
  }

  [data-design="b"] .b-about__meta {
    flex-direction: row;
    flex-wrap: wrap;
    gap: var(--gap-cell);
  }

  [data-design="b"] .b-area {
    grid-template-columns: 72px 1fr;
    grid-template-areas: "id name" ". summary" ". bar";
    gap: 6px 12px;
    padding: 14px 0;
  }

  [data-design="b"] .b-area__id     { grid-area: id; }
  [data-design="b"] .b-area__name   { grid-area: name; }
  [data-design="b"] .b-area__summary{ grid-area: summary; font-size: 12px; }
  [data-design="b"] .b-area__bar    { grid-area: bar; margin-top: 6px; }
}

@media (max-width: 560px) {
  [data-design="b"] {
    --gap-section: 48px;
  }

  [data-design="b"] .b-burger__kbd {
    display: none;
  }

  [data-design="b"] .b-status__lane {
    display: none;
  }

  [data-design="b"] .b-hero {
    padding-bottom: 80px;
  }

  [data-design="b"] .b-cta {
    font-size: 13px;
    padding: 12px 16px 12px 18px;
  }
}


/* ═══════════════════════════════════════════════════════════════
   REDUCED MOTION
   ═══════════════════════════════════════════════════════════════ */

@media (prefers-reduced-motion: reduce) {
  [data-design="b"] .b-header__regmark {
    animation: none;
    transform: translateX(50vw);
    opacity: 0.6;
  }

  [data-design="b"] .b-circuit__trace {
    animation: none;
    stroke-dashoffset: 0;
    opacity: 0.18;
  }

  [data-design="b"] .b-circuit__node {
    animation: none;
    opacity: 0.22;
  }

  [data-design="b"] .b-circuit__pulse {
    animation: none;
    opacity: 0.45;
  }

  [data-design="b"] .b-cta {
    animation: none;
  }

  [data-design="b"] .b-cta:hover {
    transform: none;
  }

  [data-design="b"] .b-area__fill {
    transition: none;
    width: var(--b-fill, 70%);
  }

  [data-design="b"] .b-area.is-revealed .b-area__fill::after {
    animation: none;
  }

  [data-design="b"] .b-status__cursor {
    animation: none;
    opacity: 1;
  }

  [data-design="b"] .b-pointer__counter-now,
  [data-design="b"] .b-pointer__chev,
  [data-design="b"] .b-pointer__bar-fill {
    animation: none;
    transition: none;
  }

  [data-design="b"] .b-funnel__panel.is-active {
    animation: none;
  }
}


/* ═══════════════════════════════════════════════════════════════
   HARD CONTRACT — mobile no-hscroll clip rules (appended last)
   ═══════════════════════════════════════════════════════════════ */

[data-design="b"].dq-design,
[data-design="b"] .dq-design {
  max-width: 100%;
  overflow-x: clip;
}

[data-design="b"].dq-design * {
  min-width: 0;
}

[data-design="b"].dq-design img,
[data-design="b"].dq-design svg:not([data-keep-size]) {
  max-width: 100%;
  height: auto;
}

/* Phase-3.4 hero visibility floor (forge_assemble) */
[data-design="b"] [data-mf-role="hero"] :is(h1,h2,p,.headline,.subtitle,.proof,[class*="headline"],[class*="subtitle"],[class*="proof"]),
[data-design="b"] [data-mf-role="cta"] { opacity: 1 !important; }