/* ═══════════════════════════════════════════════════════════════
   Conductor × Handyman North Miami Beach — Design B
   All selectors scoped to [data-design="b"].dq-design
   Keyframes prefixed: b-* or conductor-*
   NO [data-design="b"].dq-design selectors remain.
   ═══════════════════════════════════════════════════════════════ */

/* ─── TOKENS ──────────────────────────────────────────────────── */
[data-design="b"].dq-design {
  --panel-bg:      #0E1116;
  --panel-bg-2:    #151A22;
  --panel-bg-3:    #1D2430;
  --graphite:      #2A3340;
  --ink-primary:   #F2EFE8;
  --ink-secondary: #9AA3B2;
  --ink-tertiary:  #5B6573;
  --copper:        #C46A2C;
  --copper-glow:   #E0903F;
  --phosphor:      #4FE3A1;
  --hot:           #E63946;
  --wire-black:    #1A1F27;
  --wire-red:      #E63946;
  --wire-blue:     #5C9EE6;
  --wire-white:    #E8E5DC;
  --wire-green:    #4FE3A1;

  --font-display:  "JetBrains Mono", "IBM Plex Mono", ui-monospace, monospace;
  --font-headline: "Söhne", "Inter", -apple-system, system-ui, sans-serif;
  --font-body:     "Söhne", "Inter", -apple-system, system-ui, sans-serif;

  --t-meta:    12px;
  --t-eyebrow: 13px;
  --t-body:    16px;
  --t-lead:    19px;
  --t-h3:      24px;
  --t-h2:      36px;
  --t-h1:      56px;

  --gap-trace:   4px;
  --gap-knock:   8px;
  --gap-conduit: 16px;
  --gap-circuit: 24px;
  --gap-bus:     40px;
  --gap-service: 64px;
  --gap-main:    96px;

  --dur-tick:     120ms;
  --dur-energize: 240ms;
  --dur-trace:    600ms;
  --dur-sweep:    2400ms;
  --dur-cycle-a:  18000ms;
  --dur-cycle-b:  14000ms;
  --dur-cycle-c:  11000ms;

  --ease-energize: cubic-bezier(.2, 0, 0, 1);
  --ease-trace:    cubic-bezier(.4, 0, .2, 1);
  --ease-relay:    cubic-bezier(.3, 1.4, .5, 1);
  --ease-hum:      cubic-bezier(.45, .05, .55, .95);

  --r-flush:    0;
  --r-junction: 2px;
  --r-drum:     6px;
  --r-cap:      999px;

  --elev-edge:    inset 0 0 0 1px var(--graphite);
  --elev-lift:    0 1px 0 var(--graphite), 0 8px 22px -12px rgba(0,0,0,.65);
  --elev-energize: 0 0 0 1px var(--copper), 0 0 24px -2px color-mix(in oklab, var(--copper-glow), transparent 65%);

  background: var(--panel-bg);
  color: var(--ink-primary);
  font-family: var(--font-body);
  font-size: var(--t-body);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

/* ─── RESET CONTAINMENT ───────────────────────────────────────── */
[data-design="b"].dq-design,
[data-design="b"] .dq-design {
  max-width: 100%;
  overflow-x: clip;
}
[data-design="b"].dq-design * {
  min-width: 0;
  box-sizing: border-box;
}
[data-design="b"].dq-design img,
[data-design="b"].dq-design svg:not([data-keep-size]) {
  max-width: 100%;
  height: auto;
}

/* ─── CONTENT CONTAINER ───────────────────────────────────────── */
[data-design="b"] .b-container {
  max-width: 1280px;
  margin-inline: auto;
  padding-inline: clamp(16px, 4vw, 40px);
}

/* ─── EYEBROW ──────────────────────────────────────────────────── */
[data-design="b"] .rf-eyebrow,
[data-design="b"] .b-eyebrow {
  font-family: var(--font-display);
  font-size: var(--t-eyebrow);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-secondary);
  margin: 0 0 var(--gap-knock);
}

/* ═══════════════════════════════════════════════════════════════
   E1 — HEADER (conductor verbatim → b slot)
   ═══════════════════════════════════════════════════════════════ */
[data-design="b"].rf-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: color-mix(in oklab, var(--panel-bg), transparent 8%);
  /* motion-exception: backdrop-filter used only at ≥1024px (desktop); mid-range Android jank is avoided on mobile where the blur is removed below */
  border-bottom: 1px solid var(--graphite);
  isolation: isolate;
}
@media (min-width: 1024px) {
  [data-design="b"].rf-header {
    backdrop-filter: saturate(140%) blur(8px);
  }
}
[data-design="b"] .rf-header__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--gap-conduit) clamp(16px, 4vw, 40px);
  min-height: 64px;
  max-width: 1280px;
  margin-inline: auto;
}
[data-design="b"] .rf-logo {
  display: inline-flex;
  align-items: baseline;
  gap: var(--gap-knock);
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.005em;
  color: var(--ink-primary);
  text-decoration: none;
  font-size: 15px;
}
[data-design="b"] .rf-logo__mark {
  font-size: clamp(12px, 2vw, 15px);
}
/* Busbar sweep animation (E1) */
[data-design="b"] .rf-busbar {
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 1px;
  overflow: hidden;
  pointer-events: none;
}
[data-design="b"] .rf-busbar__rule {
  position: absolute;
  inset: 0;
  background: var(--graphite);
}
[data-design="b"] .rf-busbar__current {
  position: absolute;
  top: 0;
  height: 1px;
  width: 22%;
  background: linear-gradient(90deg,
    transparent 0%,
    color-mix(in oklab, var(--copper), transparent 60%) 30%,
    var(--copper-glow) 50%,
    color-mix(in oklab, var(--copper), transparent 60%) 70%,
    transparent 100%);
  filter: drop-shadow(0 0 6px color-mix(in oklab, var(--copper-glow), transparent 45%));
  animation: conductor-busbar-sweep var(--dur-cycle-a) linear infinite;
}
@keyframes conductor-busbar-sweep {
  0%   { transform: translateX(-30%); opacity: 0; }
  8%   { opacity: 1; }
  92%  { opacity: 1; }
  100% { transform: translateX(560%); opacity: 0; }
}
/* Hamburger */
[data-design="b"] .rf-switch {
  background: transparent;
  border: 1px solid var(--graphite);
  border-radius: var(--r-junction);
  padding: 8px 10px;
  color: var(--ink-primary);
  cursor: pointer;
  transition: border-color var(--dur-energize) var(--ease-energize),
              color var(--dur-energize) var(--ease-energize);
  min-height: 44px;
  min-width: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
@media (hover: hover) and (pointer: fine) {
  [data-design="b"] .rf-switch:hover {
    border-color: var(--copper);
    color: var(--copper);
  }
}
[data-design="b"] .rf-switch:focus-visible {
  border-color: var(--copper);
  color: var(--copper);
  outline: none;
}
/* Drawer */
[data-design="b"] .rf-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(380px, 88vw);
  background: var(--panel-bg-2);
  border-left: 1px solid var(--copper);
  transform: translateX(100%);
  transition: transform var(--dur-trace) var(--ease-trace);
  padding: var(--gap-service) var(--gap-circuit);
  z-index: 50;
  display: flex;
  flex-direction: column;
  gap: var(--gap-bus);
}
[data-design="b"] .rf-drawer[data-open="true"] {
  transform: translateX(0);
}
[data-design="b"] .rf-drawer[aria-hidden="true"] {
  display: none;
}
[data-design="b"] .rf-drawer[data-open="true"][aria-hidden="false"] {
  display: flex;
}
[data-design="b"] .rf-drawer__close {
  background: transparent;
  border: 1px solid var(--graphite);
  border-radius: var(--r-junction);
  padding: 8px 10px;
  color: var(--ink-primary);
  cursor: pointer;
  align-self: flex-end;
  min-height: 44px;
  min-width: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
[data-design="b"] .rf-nav {
  display: flex;
  flex-direction: column;
  gap: var(--gap-conduit);
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 14px;
}
[data-design="b"] .rf-nav a {
  color: var(--ink-primary);
  text-decoration: none;
  padding: 8px 0;
  border-bottom: 1px solid transparent;
  min-height: 44px;
  display: flex;
  align-items: center;
}
@media (hover: hover) and (pointer: fine) {
  [data-design="b"] .rf-nav a:hover {
    border-bottom-color: var(--copper);
  }
}

/* ═══════════════════════════════════════════════════════════════
   HERO — identity + E3 backdrop + phone + E2 CTA
   isolation: isolate ensures text stays above backdrop
   ═══════════════════════════════════════════════════════════════ */
[data-design="b"] .rf-hero {
  position: relative;
  min-height: clamp(520px, 70vh, 750px);
  display: flex;
  align-items: center;
  overflow: hidden;
  isolation: isolate;
  padding: var(--gap-main) clamp(16px, 4vw, 40px);
}

/* E3: wiring diagram backdrop (ambient animated — ONE moving layer) */
[data-design="b"] .rf-hero__backdrop {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}
[data-design="b"] .rf-hero__wiring {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.06;
}
[data-design="b"] .wt-rail {
  stroke: var(--copper);
  stroke-width: 1;
  stroke-dasharray: 8 4;
}
[data-design="b"] .wt-node {
  fill: var(--copper);
  opacity: 0.5;
}
[data-design="b"] .wt-pulse {
  fill: var(--copper-glow);
  opacity: 0.9;
  filter: drop-shadow(0 0 6px var(--copper-glow));
}
/* Three traveling pulse trains on coprime durations — sustained ambient */
[data-design="b"] .wt-pulse--1 {
  animation: b-wire-sweep 9s linear infinite;
}
[data-design="b"] .wt-pulse--2 {
  animation: b-wire-sweep 13s linear infinite 2s;
}
[data-design="b"] .wt-pulse--3 {
  animation: b-wire-sweep 11s linear infinite 5s;
}
@keyframes b-wire-sweep {
  from { transform: translateX(0); }
  to   { transform: translateX(1600px); }
}
/* Ambient copper glow behind content */
[data-design="b"] .rf-hero__glow {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 60% at 30% 50%,
    color-mix(in oklab, var(--copper), transparent 88%) 0%,
    transparent 70%);
  animation: b-glow-breathe 8s var(--ease-hum) infinite;
}
@keyframes b-glow-breathe {
  0%, 100% { opacity: 0.6; transform: scale(1); }
  50%      { opacity: 1;   transform: scale(1.05); }
}

/* Hero content — above backdrop via z-index */
[data-design="b"] .rf-hero__content {
  position: relative;
  z-index: 2;
  max-width: 720px;
  margin-inline: auto;
  width: 100%;
}
[data-design="b"] .rf-hero__h1 {
  font-family: var(--font-headline);
  font-size: clamp(32px, 5vw, var(--t-h1));
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.1;
  color: var(--ink-primary);
  margin: 0 0 var(--gap-conduit);
  opacity: 1;
}
[data-design="b"] .rf-hero__subtitle {
  font-size: clamp(16px, 2vw, var(--t-lead));
  color: var(--ink-secondary);
  max-width: 56ch;
  margin: 0 0 var(--gap-knock);
  line-height: 1.6;
  opacity: 1;
}
[data-design="b"] .rf-hero__proof {
  font-family: var(--font-display);
  font-size: var(--t-eyebrow);
  letter-spacing: 0.08em;
  color: var(--copper);
  margin: 0 0 var(--gap-bus);
  opacity: 1;
}
[data-design="b"] .rf-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--gap-conduit);
  align-items: center;
}

/* Phone affordance — co-equal hero CTA (handyman) */
[data-design="b"] .rf-hero__phone {
  display: inline-flex;
  align-items: center;
  gap: var(--gap-knock);
  padding: 14px 20px;
  background: transparent;
  border: 1px solid var(--graphite);
  border-radius: var(--r-junction);
  color: var(--ink-primary);
  font-family: var(--font-headline);
  font-size: 16px;
  font-weight: 600;
  text-decoration: none;
  min-height: 56px;
  min-width: 56px;
  opacity: 1;
  transition: border-color var(--dur-energize) var(--ease-energize),
              color var(--dur-energize) var(--ease-energize);
}
@media (hover: hover) and (pointer: fine) {
  [data-design="b"] .rf-hero__phone:hover {
    border-color: var(--copper);
    color: var(--copper);
  }
}
[data-design="b"] .rf-hero__phone-icon {
  flex-shrink: 0;
  opacity: 1;
}

/* ═══════════════════════════════════════════════════════════════
   E2 — ANIMATED CTA (conductor verbatim → slot b)
   ═══════════════════════════════════════════════════════════════ */
[data-design="b"] .rf-cta {
  display: inline-flex;
  align-items: center;
  gap: var(--gap-conduit);
  padding: 14px 22px;
  background: var(--copper);
  color: #0E1116;
  font-family: var(--font-headline);
  font-weight: 600;
  font-size: 16px;
  letter-spacing: -0.005em;
  border-radius: var(--r-junction);
  text-decoration: none;
  border: none;
  cursor: pointer;
  position: relative;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.08), 0 0 0 1px var(--copper);
  animation: conductor-cta-breath var(--dur-sweep) var(--ease-hum) infinite;
  transition: transform var(--dur-tick) var(--ease-relay),
              box-shadow var(--dur-energize) var(--ease-energize);
  will-change: transform, box-shadow;
  min-height: 48px;
}
[data-design="b"] .rf-cta__num {
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: 0.1em;
  opacity: 0.7;
}
[data-design="b"] .rf-cta__arrow {
  display: inline-flex;
  transition: transform var(--dur-energize) var(--ease-energize);
}
@media (hover: hover) and (pointer: fine) {
  [data-design="b"] .rf-cta:hover {
    box-shadow: inset 0 1px 0 rgba(255,255,255,.10),
                0 0 0 1px var(--copper-glow),
                0 0 28px -2px color-mix(in oklab, var(--copper-glow), transparent 55%);
    outline: none;
  }
  [data-design="b"] .rf-cta:hover .rf-cta__arrow {
    transform: translateX(3px);
  }
}
[data-design="b"] .rf-cta:focus-visible {
  box-shadow: var(--elev-energize);
  outline: none;
}
[data-design="b"] .rf-cta[data-near="true"] {
  box-shadow: inset 0 1px 0 rgba(255,255,255,.10),
              0 0 0 1px var(--copper-glow),
              0 0 28px -2px color-mix(in oklab, var(--copper-glow), transparent 55%);
}
[data-design="b"] .rf-cta[data-near="true"] .rf-cta__arrow {
  transform: translateX(3px);
}
[data-design="b"] .rf-cta:active {
  transform: translateY(1px);
}
@keyframes conductor-cta-breath {
  0%, 100% {
    box-shadow: inset 0 1px 0 rgba(255,255,255,.08), 0 0 0 1px var(--copper), 0 0 0 0 transparent;
  }
  50% {
    box-shadow: inset 0 1px 0 rgba(255,255,255,.10), 0 0 0 1px var(--copper-glow), 0 0 18px -4px color-mix(in oklab, var(--copper-glow), transparent 70%);
  }
}

/* ═══════════════════════════════════════════════════════════════
   E6 — POINTER (between hero and funnel — handyman neighborly)
   MUST be visible: opacity:1, min-height > 8px
   ═══════════════════════════════════════════════════════════════ */
[data-design="b"] .b-pointer {
  display: flex;
  align-items: center;
  gap: var(--gap-conduit);
  padding: var(--gap-bus) clamp(16px, 4vw, 40px);
  max-width: 1280px;
  margin-inline: auto;
  width: 100%;
  opacity: 1;
  min-height: 60px;
}
[data-design="b"] .b-pointer__label {
  display: flex;
  align-items: center;
  gap: var(--gap-knock);
}
[data-design="b"] .b-pointer__text {
  font-family: var(--font-display);
  font-size: var(--t-eyebrow);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-secondary);
  opacity: 1;
}
[data-design="b"] .conductor-pointer__bar {
  position: relative;
  flex: 1;
  height: 2px;
  background: var(--graphite);
  border-radius: 1px;
  overflow: hidden;
}
[data-design="b"] .conductor-pointer__bar-fill {
  position: absolute;
  inset: 0;
  width: 100%;
  background: var(--copper);
  transform: scaleX(var(--b-pointer-progress, 0.35));
  transform-origin: left;
  transition: transform 240ms cubic-bezier(0.22, 0.61, 0.36, 1);
}
[data-design="b"] .conductor-pointer__chev {
  font-size: 20px;
  color: var(--copper);
  opacity: 1;
  animation: b-pointer-chev 4s ease-in-out infinite;
}
@keyframes b-pointer-chev {
  0%, 100% { transform: translateX(0);   opacity: 0.55; }
  50%      { transform: translateX(5px); opacity: 1; }
}

/* ═══════════════════════════════════════════════════════════════
   E5 — FUNNEL / SERVICE-INTAKE WIDGET
   ═══════════════════════════════════════════════════════════════ */
[data-design="b"] .rf-interactive {
  padding: var(--gap-service) clamp(16px, 4vw, 40px);
  background: var(--panel-bg);
}
[data-design="b"] .rf-funnel {
  max-width: 720px;
  margin-inline: auto;
  background: var(--panel-bg-2);
  border: 1px solid var(--graphite);
  border-radius: var(--r-junction);
  padding: var(--gap-bus) var(--gap-circuit);
  position: relative;
}
[data-design="b"] .rf-funnel__progress {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--gap-bus);
  display: flex;
  gap: var(--gap-conduit);
  flex-wrap: wrap;
  font-family: var(--font-display);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-tertiary);
}
[data-design="b"] .rf-funnel__progress li {
  display: flex;
  align-items: center;
  gap: 6px;
}
[data-design="b"] .rf-funnel__progress span {
  display: inline-grid;
  place-items: center;
  width: 22px;
  height: 22px;
  border: 1px solid var(--graphite);
  border-radius: var(--r-cap);
  color: var(--ink-secondary);
}
[data-design="b"] .rf-funnel__progress li.is-active span {
  background: var(--copper);
  color: #0E1116;
  border-color: var(--copper);
  box-shadow: 0 0 16px -2px color-mix(in oklab, var(--copper-glow), transparent 55%);
}
[data-design="b"] .rf-funnel__progress li.is-done span {
  background: transparent;
  color: var(--copper);
  border-color: var(--copper);
}
[data-design="b"] .rf-funnel__step {
  border: 0;
  padding: 0;
  margin: 0;
  animation: conductor-step-in var(--dur-trace) var(--ease-trace);
}
@keyframes conductor-step-in {
  from { opacity: 0.2; transform: translateY(6px); }
  to   { opacity: 1;   transform: translateY(0); }
}
[data-design="b"] .rf-funnel__step h3 {
  font-family: var(--font-headline);
  font-size: clamp(22px, 3vw, 26px);
  letter-spacing: -0.005em;
  margin: var(--gap-knock) 0 var(--gap-circuit);
  color: var(--ink-primary);
}
[data-design="b"] .rf-funnel__hint {
  font-size: var(--t-body);
  color: var(--ink-secondary);
  margin: 0 0 var(--gap-conduit);
}
/* Multi-select grid (step 1) */
[data-design="b"] .rf-funnel__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--gap-conduit);
}
[data-design="b"] .rf-funnel__grid--multi {
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
}
[data-design="b"] .rf-funnel__grid label {
  position: relative;
  display: flex;
  align-items: center;
  gap: var(--gap-knock);
  padding: 14px 16px;
  background: var(--panel-bg-3);
  border: 1px solid var(--graphite);
  border-radius: var(--r-junction);
  cursor: pointer;
  color: var(--ink-primary);
  font-size: 15px;
  transition: border-color var(--dur-energize) var(--ease-energize),
              background var(--dur-energize) var(--ease-energize);
  min-height: 48px;
}
@media (hover: hover) and (pointer: fine) {
  [data-design="b"] .rf-funnel__grid label:hover {
    border-color: color-mix(in oklab, var(--graphite), var(--copper) 40%);
  }
}
[data-design="b"] .rf-funnel__grid input {
  accent-color: var(--copper);
  flex-shrink: 0;
}
[data-design="b"] .rf-funnel__grid label:has(input:checked) {
  border-color: var(--copper);
  box-shadow: inset 0 0 0 1px var(--copper),
              0 0 22px -8px color-mix(in oklab, var(--copper-glow), transparent 50%);
}
/* Contact lugs */
[data-design="b"] .rf-funnel__lugs {
  display: grid;
  gap: var(--gap-conduit);
}
[data-design="b"] .rf-lug {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-family: var(--font-display);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-secondary);
}
[data-design="b"] .rf-lug input {
  font-family: var(--font-body);
  font-size: 16px;
  letter-spacing: 0;
  text-transform: none;
  color: var(--ink-primary);
  background: var(--panel-bg-3);
  border: 1px solid var(--graphite);
  border-radius: var(--r-junction);
  padding: 12px 14px;
  outline: none;
  transition: border-color var(--dur-energize) var(--ease-energize),
              box-shadow var(--dur-energize) var(--ease-energize);
  min-height: 48px;
}
[data-design="b"] .rf-lug input:focus {
  border-color: var(--copper);
  box-shadow: 0 0 0 1px var(--copper);
}
/* Funnel actions bar */
[data-design="b"] .rf-funnel__actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: var(--gap-bus);
  gap: var(--gap-conduit);
  flex-wrap: wrap;
}
[data-design="b"] .rf-link {
  background: transparent;
  border: 0;
  color: var(--ink-secondary);
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
  padding: 8px 0;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}
@media (hover: hover) and (pointer: fine) {
  [data-design="b"] .rf-link:hover {
    color: var(--copper);
  }
}
/* Done state — use display:none, NEVER opacity:0 */
[data-design="b"] .rf-funnel__done {
  text-align: left;
  padding: var(--gap-circuit) 0;
  animation: conductor-step-in var(--dur-trace) var(--ease-trace);
}
[data-design="b"] .rf-funnel__done h3 {
  font-family: var(--font-headline);
  font-size: clamp(22px, 3vw, 28px);
  color: var(--ink-primary);
  margin: var(--gap-knock) 0;
}
[data-design="b"] .rf-funnel__done p {
  color: var(--ink-secondary);
  font-size: var(--t-body);
  line-height: 1.6;
}
[data-design="b"] .rf-done__phone {
  color: var(--copper);
  text-decoration: none;
  font-weight: 600;
}

/* ═══════════════════════════════════════════════════════════════
   E4 — AMBIENT B (service wall / breadth-list section)
   Wire color spool side rail
   ═══════════════════════════════════════════════════════════════ */
[data-design="b"] .rf-ambient-b {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: var(--gap-bus);
  padding: var(--gap-service) clamp(16px, 4vw, 40px);
  max-width: 1280px;
  margin-inline: auto;
  width: 100%;
}
[data-design="b"] .rf-spool {
  position: relative;
  display: flex;
  align-items: stretch;
  gap: var(--gap-trace);
  height: clamp(160px, 28vw, 240px);
}
[data-design="b"] .rf-spool__bar {
  flex: 1 1 0;
  min-width: 4px;
  max-width: 8px;
  border-radius: var(--r-junction);
  opacity: 0.18;
  transition: opacity var(--dur-energize) var(--ease-energize);
}
[data-design="b"] .rf-spool__bar[data-c="black"] { background: var(--wire-black); border: 1px solid var(--graphite); }
[data-design="b"] .rf-spool__bar[data-c="red"]   { background: var(--wire-red); }
[data-design="b"] .rf-spool__bar[data-c="blue"]  { background: var(--wire-blue); }
[data-design="b"] .rf-spool__bar[data-c="white"] { background: var(--wire-white); }
[data-design="b"] .rf-spool__bar[data-c="green"] { background: var(--wire-green); }

[data-design="b"] .rf-spool .rf-spool__bar {
  animation: conductor-spool var(--dur-cycle-b) steps(1, end) infinite;
}
[data-design="b"] .rf-spool .rf-spool__bar[data-c="black"] { animation-delay: 0s; }
[data-design="b"] .rf-spool .rf-spool__bar[data-c="red"]   { animation-delay: calc(var(--dur-cycle-b) / -5 * 4); }
[data-design="b"] .rf-spool .rf-spool__bar[data-c="blue"]  { animation-delay: calc(var(--dur-cycle-b) / -5 * 3); }
[data-design="b"] .rf-spool .rf-spool__bar[data-c="white"] { animation-delay: calc(var(--dur-cycle-b) / -5 * 2); }
[data-design="b"] .rf-spool .rf-spool__bar[data-c="green"] { animation-delay: calc(var(--dur-cycle-b) / -5 * 1); }
@keyframes conductor-spool {
  0%, 18% { opacity: 1; transform: scaleY(1); }
  20%, 100% { opacity: 0.18; transform: scaleY(0.96); }
}
[data-design="b"] .rf-spool__label {
  position: absolute;
  left: 0;
  bottom: -22px;
  font-family: var(--font-display);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-tertiary);
  white-space: nowrap;
}

[data-design="b"] .rf-ambient-b__body h2 {
  font-family: var(--font-headline);
  font-size: clamp(26px, 3.5vw, 32px);
  letter-spacing: -0.01em;
  margin: 0 0 var(--gap-conduit);
  color: var(--ink-primary);
  max-width: 32ch;
}
[data-design="b"] .rf-lead {
  font-size: clamp(17px, 2vw, var(--t-lead));
  color: var(--ink-secondary);
  max-width: 56ch;
  margin: 0 0 var(--gap-bus);
  line-height: 1.6;
}

/* Service card grid (breadth-list) */
[data-design="b"] .b-service-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--gap-conduit);
  margin-bottom: var(--gap-bus);
}
[data-design="b"] .b-service-card {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: var(--gap-conduit) var(--gap-conduit);
  background: var(--panel-bg-2);
  border: 1px solid var(--graphite);
  border-radius: var(--r-junction);
  transition: border-color var(--dur-energize) var(--ease-energize),
              transform var(--dur-energize) var(--ease-energize);
}
@media (hover: hover) and (pointer: fine) {
  [data-design="b"] .b-service-card:hover {
    border-color: color-mix(in oklab, var(--graphite), var(--copper) 50%);
    transform: translateY(-2px);
  }
}
[data-design="b"] .b-service-card__num {
  font-family: var(--font-display);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--ink-tertiary);
}
[data-design="b"] .b-service-card__name {
  font-family: var(--font-headline);
  font-size: 15px;
  font-weight: 600;
  color: var(--ink-primary);
  line-height: 1.3;
}
[data-design="b"] .b-service-card__spec {
  font-size: 13px;
  color: var(--ink-secondary);
  line-height: 1.5;
}

/* Repeated intake anchor */
[data-design="b"] .b-repeat-cta {
  display: flex;
  justify-content: flex-start;
  margin-top: var(--gap-bus);
}

/* ═══════════════════════════════════════════════════════════════
   E3 — AMBIENT A (About / load monitor section)
   ═══════════════════════════════════════════════════════════════ */
[data-design="b"] .rf-ambient-a {
  padding: var(--gap-service) clamp(16px, 4vw, 40px);
  border-top: 1px solid var(--graphite);
  border-bottom: 1px solid var(--graphite);
  max-width: 100%;
}
[data-design="b"] .rf-ambient-a__head {
  max-width: 1280px;
  margin-inline: auto;
  margin-bottom: var(--gap-circuit);
}
[data-design="b"] .rf-ambient-a h2 {
  font-family: var(--font-headline);
  font-size: clamp(28px, 4vw, 36px);
  letter-spacing: -0.01em;
  margin: 0 0 var(--gap-conduit);
  color: var(--ink-primary);
  max-width: 32ch;
}
[data-design="b"] .rf-ambient-a .rf-lead {
  margin-bottom: 0;
}
/* Load monitor — service-area rails */
[data-design="b"] .rf-loadmon {
  display: grid;
  grid-template-rows: repeat(3, 28px);
  gap: var(--gap-trace);
  margin-block: var(--gap-circuit);
  font-family: var(--font-display);
  font-size: 11px;
  letter-spacing: 0.08em;
  max-width: 1280px;
  margin-inline: auto;
}
[data-design="b"] .rf-loadmon__line {
  position: relative;
  display: flex;
  align-items: center;
  gap: var(--gap-conduit);
  color: var(--ink-tertiary);
}
[data-design="b"] .rf-loadmon__tag {
  flex: 0 0 110px;
  text-align: right;
  white-space: nowrap;
}
[data-design="b"] .rf-loadmon__rail {
  position: relative;
  flex: 1;
  height: 1px;
  background: var(--graphite);
  overflow: hidden;
  min-width: 0;
}
[data-design="b"] .rf-loadmon__pulse {
  position: absolute;
  left: 0;
  top: -1px;
  width: 64px;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--copper-glow), transparent);
  filter: drop-shadow(0 0 4px color-mix(in oklab, var(--copper-glow), transparent 60%));
  animation: conductor-pulse-l1 var(--dur-cycle-c) linear infinite;
}
[data-design="b"] .rf-loadmon__line[data-leg="N"] .rf-loadmon__pulse {
  background: linear-gradient(90deg, transparent, var(--ink-primary), transparent);
  filter: none;
  opacity: 0.6;
  animation: conductor-pulse-n 13s linear infinite;
}
[data-design="b"] .rf-loadmon__line[data-leg="L2"] .rf-loadmon__pulse {
  background: linear-gradient(90deg, transparent, var(--phosphor), transparent);
  filter: drop-shadow(0 0 4px color-mix(in oklab, var(--phosphor), transparent 60%));
  animation: conductor-pulse-l2 17s linear infinite;
}
@keyframes conductor-pulse-l1 { from { transform: translateX(-10%); } to { transform: translateX(120vw); } }
@keyframes conductor-pulse-n  { from { transform: translateX(-10%); } to { transform: translateX(120vw); } }
@keyframes conductor-pulse-l2 { from { transform: translateX(-10%); } to { transform: translateX(120vw); } }

/* About body */
[data-design="b"] .b-about-body {
  max-width: 1280px;
  margin-inline: auto;
}
[data-design="b"] .b-about-body p {
  max-width: 65ch;
  color: var(--ink-secondary);
  line-height: 1.7;
  margin-bottom: var(--gap-conduit);
  font-size: clamp(16px, 1.5vw, 18px);
}
/* Contact card */
[data-design="b"] .b-contact-card {
  display: flex;
  flex-direction: column;
  gap: var(--gap-knock);
  margin-top: var(--gap-bus);
  padding: var(--gap-circuit);
  background: var(--panel-bg-2);
  border: 1px solid var(--graphite);
  border-left: 3px solid var(--copper);
  border-radius: var(--r-junction);
  max-width: 400px;
}
[data-design="b"] .b-contact-card__phone {
  font-family: var(--font-display);
  font-size: clamp(20px, 3vw, 28px);
  font-weight: 700;
  color: var(--copper);
  text-decoration: none;
  letter-spacing: -0.01em;
}
[data-design="b"] .b-contact-card__note,
[data-design="b"] .b-contact-card__area,
[data-design="b"] .b-contact-card__copy {
  font-family: var(--font-display);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-tertiary);
}

/* ═══════════════════════════════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════════════════════════════ */
[data-design="b"] .b-footer {
  padding: var(--gap-service) clamp(16px, 4vw, 40px) var(--gap-circuit);
  border-top: 1px solid var(--graphite);
  background: var(--panel-bg);
}
[data-design="b"] .b-footer__inner {
  max-width: 1280px;
  margin-inline: auto;
  display: flex;
  flex-wrap: wrap;
  gap: var(--gap-bus);
  justify-content: space-between;
  margin-bottom: var(--gap-circuit);
}
[data-design="b"] .b-footer__brand {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
[data-design="b"] .b-footer__name {
  font-family: var(--font-display);
  font-size: 14px;
  letter-spacing: -0.005em;
  color: var(--ink-primary);
  font-weight: 600;
}
[data-design="b"] .b-footer__area {
  font-family: var(--font-display);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-tertiary);
}
[data-design="b"] .b-footer__contact {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
[data-design="b"] .b-footer__phone {
  font-family: var(--font-headline);
  font-size: 20px;
  font-weight: 700;
  color: var(--copper);
  text-decoration: none;
  min-height: 44px;
  display: flex;
  align-items: center;
}
[data-design="b"] .b-footer__messaging {
  font-family: var(--font-display);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-tertiary);
}
[data-design="b"] .b-footer__links {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
[data-design="b"] .b-footer__links a {
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  color: var(--ink-secondary);
  text-decoration: none;
  min-height: 44px;
  display: flex;
  align-items: center;
}
@media (hover: hover) and (pointer: fine) {
  [data-design="b"] .b-footer__links a:hover {
    color: var(--copper);
  }
}
[data-design="b"] .b-footer__legal {
  max-width: 1280px;
  margin-inline: auto;
  font-family: var(--font-display);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--ink-tertiary);
  border-top: 1px solid var(--graphite);
  padding-top: var(--gap-circuit);
}

/* ═══════════════════════════════════════════════════════════════
   SCROLL-LINKED MOTION (TRIAD-2 — genuine parallax, not fade-in)
   Hero wiring diagram shifts on scroll via JS-driven transform
   ═══════════════════════════════════════════════════════════════ */
[data-design="b"] .rf-hero__backdrop {
  will-change: transform;
}

/* ═══════════════════════════════════════════════════════════════
   SCROLL ENTRY ANIMATIONS (service cards + about)
   ═══════════════════════════════════════════════════════════════ */
[data-design="b"] .b-service-card {
  opacity: 1;
  transform: translateY(0);
}
[data-design="b"] .b-service-card.b-enter {
  opacity: 0.2;
  transform: translateY(12px);
  transition: opacity 240ms var(--ease-trace), transform 240ms var(--ease-trace);
}
[data-design="b"] .b-service-card.b-enter.b-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ═══════════════════════════════════════════════════════════════
   REDUCED MOTION
   ═══════════════════════════════════════════════════════════════ */
@media (prefers-reduced-motion: reduce) {
  [data-design="b"] .rf-busbar__current {
    animation: none;
    transform: translateX(180%);
    opacity: 0.5;
  }
  [data-design="b"] .rf-drawer {
    transition: none;
  }
  [data-design="b"] .rf-cta {
    animation: none;
  }
  [data-design="b"] .wt-pulse--1,
  [data-design="b"] .wt-pulse--2,
  [data-design="b"] .wt-pulse--3 {
    animation: none;
    opacity: 0.4;
  }
  [data-design="b"] .rf-hero__glow {
    animation: none;
    opacity: 0.7;
  }
  [data-design="b"] .conductor-pointer__chev {
    animation: none;
    opacity: 0.7;
  }
  [data-design="b"] .rf-loadmon__pulse {
    animation-play-state: paused;
    opacity: 0.4;
  }
  [data-design="b"] .rf-spool__bar {
    animation: none;
    opacity: 0.6;
  }
  [data-design="b"] .rf-funnel__step,
  [data-design="b"] .rf-funnel__done {
    animation: none;
  }
  [data-design="b"] .b-pointer-chev {
    animation: none;
  }
}

/* ═══════════════════════════════════════════════════════════════
   MOBILE — 320 / 390 / 560 / 768 breakpoints
   SCOPE EVERY rule to .dq-design (never bare [data-design])
   ═══════════════════════════════════════════════════════════════ */
[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;
}

@media (max-width: 768px) {
  [data-design="b"] .rf-ambient-b {
    grid-template-columns: 40px 1fr;
    gap: var(--gap-circuit);
  }
  [data-design="b"] .rf-spool {
    height: 140px;
  }
  [data-design="b"] .b-service-grid {
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  }
  [data-design="b"] .b-footer__inner {
    flex-direction: column;
    gap: var(--gap-circuit);
  }
}

@media (max-width: 560px) {
  [data-design="b"] .rf-logo__mark {
    font-size: 12px;
  }
  [data-design="b"] .rf-header__bar {
    padding-inline: 12px;
    min-height: 56px;
  }
  [data-design="b"] .rf-hero {
    padding: 56px 16px;
    min-height: 90svh;
    align-items: flex-end;
  }
  [data-design="b"] .rf-hero__actions {
    flex-direction: column;
    align-items: stretch;
  }
  [data-design="b"] .rf-cta,
  [data-design="b"] .rf-hero__phone {
    width: 100%;
    justify-content: center;
    min-height: 56px;
    font-size: 16px;
  }
  [data-design="b"] .rf-funnel {
    padding: var(--gap-circuit) var(--gap-conduit);
  }
  [data-design="b"] .rf-funnel__progress {
    gap: 10px;
    font-size: 10px;
  }
  [data-design="b"] .rf-funnel__grid {
    grid-template-columns: 1fr;
  }
  [data-design="b"] .rf-funnel__grid--multi {
    grid-template-columns: 1fr 1fr;
  }
  [data-design="b"] .rf-loadmon__tag {
    flex-basis: 80px;
    font-size: 10px;
  }
  [data-design="b"] .b-pointer {
    padding: var(--gap-circuit) 16px;
    min-height: 48px;
  }
}

@media (max-width: 390px) {
  [data-design="b"] .rf-funnel__grid--multi {
    grid-template-columns: 1fr;
  }
  [data-design="b"] .b-service-grid {
    grid-template-columns: 1fr;
  }
}

/* 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; }