/* ═══════════════════════════════════════════════════════════════
   Phasor design — remapped to [data-design="b"]
   Underdog Plumbing Company LLC · Boise, ID
   All selectors scoped under [data-design="b"]
   ZERO bare/global display/visibility/z-index/position rules
   targeting .mf-modal / .mf-forge__scene / .mf-bar / drawer
   ─────────────────────────────────────────────────────────────── */

/* ── Design tokens ──────────────────────────────────────────── */
[data-design="b"] {
  --ph-graphite:    #16191c;
  --ph-graphite-2:  #1f2226;
  --ph-paper:       #f4f1ea;
  --ph-ink:         #e9e6e0;
  --ph-ink-dark:    #1a1a1a;
  --ph-muted:       #7b818a;
  --ph-line:        #2a2e34;
  --ph-line-paper:  #d8d2c2;
  --ph-copper:      #c08552;
  --ph-phosphor:    #b8e6a8;
  --ph-arc:         #4dd0c9;
  --ph-hot:         #d94a3b;
  --ph-success:     #7fb069;

  /* Design-b primary export */
  --design-b-primary: #c08552; /* --ph-copper */

  --font-display: 'GT America Mono', 'JetBrains Mono', ui-monospace, monospace;
  --font-body:    'Söhne', 'Inter', -apple-system, sans-serif;

  --ease-needle:  cubic-bezier(0.22, 1, 0.36, 1);
  --ease-current: cubic-bezier(0.45, 0, 0.55, 1);
  --ease-stamp:   cubic-bezier(0.5, -0.05, 0.4, 1.15);

  --dur-flick:    120ms;
  --dur-settle:   240ms;
  --dur-register: 420ms;
  --dur-sweep:    24s;
  --dur-breath:   4.6s;
  --dur-hum:      18s;

  /* Spacing */
  --space-pin-1:   4px;
  --space-pin-2:   8px;
  --space-pin-3:   12px;
  --space-clamp-4: 16px;
  --space-clamp-5: 24px;
  --space-clamp-6: 32px;
  --space-bay-7:   48px;
  --space-bay-8:   72px;
  --space-rack-9:  112px;
  --space-rack-10: 160px;

  --rad-0:   0px;
  --rad-1:   2px;
  --rad-pin: 999px;

  --elev-ring:   inset 0 0 0 1px var(--ph-line);
  --elev-bright: inset 0 1px 0 0 color-mix(in oklab, var(--ph-ink) 14%, transparent);
  --elev-press:  inset 0 1px 0 0 color-mix(in oklab, #000 34%, transparent), inset 0 0 0 1px var(--ph-line);
}

/* ── Base reset (scoped) ─────────────────────────────────────── */
[data-design="b"] {
  background: var(--ph-graphite);
  color: var(--ph-ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ── E1: HEADER ─────────────────────────────────────────────── */
[data-design="b"] .rf-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: var(--ph-graphite);
  border-bottom: 1px solid var(--ph-line);
}
[data-design="b"] .rf-header__trace {
  position: absolute;
  inset: auto 0 -1px 0;
  height: 40px;
  pointer-events: none;
  opacity: 0.7;
}
[data-design="b"] .rf-header__trace svg {
  width: 100%; height: 100%; display: block;
}
[data-design="b"] .rf-trace__rail {
  stroke: var(--ph-line); stroke-width: 1;
}
[data-design="b"] .rf-trace__wave {
  fill: none;
  stroke: var(--ph-phosphor);
  stroke-width: 1.25;
  stroke-linecap: round;
  filter: drop-shadow(0 0 4px color-mix(in oklab, var(--ph-phosphor) 60%, transparent));
  stroke-dasharray: 12 8;
  animation: phasor-trace-shift var(--dur-sweep) linear infinite;
}
[data-design="b"] .rf-trace__dot {
  fill: var(--ph-phosphor);
  filter: drop-shadow(0 0 6px var(--ph-phosphor));
}
@keyframes phasor-trace-shift {
  0%   { stroke-dashoffset: 0; }
  100% { stroke-dashoffset: -200; }
}
[data-design="b"] .rf-header__bar {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px clamp(20px, 4vw, 48px);
  max-width: 1440px;
  margin: 0 auto;
}
[data-design="b"] .rf-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ph-ink);
  text-decoration: none;
  font-family: var(--font-display);
  font-size: 14px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
[data-design="b"] .rf-logo__pin {
  color: var(--ph-copper);
  font-size: 9px;
}
[data-design="b"] .rf-burger {
  appearance: none;
  background: transparent;
  border: 1px solid var(--ph-line);
  width: 44px;
  height: 44px;
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  cursor: pointer;
  transition: border-color var(--dur-flick) var(--ease-needle);
}
[data-design="b"] .rf-burger:hover,
[data-design="b"] .rf-burger:focus-visible {
  border-color: var(--ph-copper);
  outline: none;
}
[data-design="b"] .rf-burger__bar {
  display: block;
  width: 18px;
  height: 1px;
  background: var(--ph-ink);
}

/* ── Drawer (focus-trapped, display:none when closed) ────────── */
[data-design="b"] .rf-drawer {
  position: fixed;
  inset: 0;
  background: var(--ph-graphite-2);
  z-index: 60;
  padding: 80px clamp(20px, 6vw, 80px) 60px;
  transform: translateY(-100%);
  transition: transform 320ms var(--ease-needle);
  overflow-y: auto;
}
[data-design="b"] .rf-drawer:not([hidden]) {
  transform: translateY(0);
}
[data-design="b"] .rf-drawer[hidden] {
  display: block;
  pointer-events: none;
}
[data-design="b"] .rf-drawer__close {
  position: absolute;
  top: 20px;
  right: 24px;
  background: transparent;
  border: 1px solid var(--ph-line);
  color: var(--ph-ink);
  font-size: 18px;
  width: 44px;
  height: 44px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color var(--dur-flick) var(--ease-needle);
}
[data-design="b"] .rf-drawer__close:hover {
  border-color: var(--ph-copper);
}
[data-design="b"] .rf-drawer__backdrop {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 55;
  background: color-mix(in oklab, var(--ph-graphite) 60%, transparent);
}
[data-design="b"] .rf-drawer__backdrop.is-visible {
  display: block;
}
[data-design="b"] .rf-nav {
  display: flex;
  flex-direction: column;
  gap: 24px;
}
[data-design="b"] .rf-nav a {
  font-family: var(--font-display);
  font-size: clamp(28px, 6vw, 56px);
  color: var(--ph-ink);
  text-decoration: none;
  border-bottom: 1px solid var(--ph-line);
  padding-bottom: 18px;
  letter-spacing: -0.01em;
  transition: color var(--dur-flick) var(--ease-needle);
  display: block;
}
[data-design="b"] .rf-nav a:hover {
  color: var(--ph-copper);
}
[data-design="b"] .rf-drawer__ctas {
  margin-top: 40px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
[data-design="b"] .rf-drawer__phone {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 18px 22px;
  background: var(--ph-copper);
  color: var(--ph-graphite);
  text-decoration: none;
  border-radius: var(--rad-1);
}
[data-design="b"] .rf-drawer__phone-label {
  font-family: var(--font-display);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  opacity: 0.8;
}
[data-design="b"] .rf-drawer__phone-num {
  font-family: var(--font-display);
  font-size: 22px;
  letter-spacing: 0.03em;
  font-weight: 600;
}
[data-design="b"] .rf-drawer__funnel-cta {
  display: block;
  padding: 16px 22px;
  border: 1px solid var(--ph-line);
  color: var(--ph-ink);
  text-decoration: none;
  font-family: var(--font-display);
  font-size: 14px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  transition: border-color var(--dur-flick) var(--ease-needle);
}
[data-design="b"] .rf-drawer__funnel-cta:hover {
  border-color: var(--ph-copper);
}

/* ── HERO ────────────────────────────────────────────────────── */
[data-design="b"] .rf-hero {
  position: relative;
  min-height: clamp(520px, 75vh, 900px);
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: clamp(80px, 12vw, 160px) clamp(20px, 4vw, 48px);
  border-bottom: 1px solid var(--ph-line);
}

/* ── E3: Hero backdrop — ONE animated layer ─────────────────── */
[data-design="b"] .rf-hero__backdrop {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}
[data-design="b"] .rf-hero__wave {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
}
[data-design="b"] .rf-hero__halo {
  fill: var(--ph-copper);
  opacity: 0.08;
  animation: phasor-halo-breath 6s var(--ease-current) infinite;
}
@keyframes phasor-halo-breath {
  0%, 100% { opacity: 0.06; rx: 400px; ry: 170px; }
  50%       { opacity: 0.14; rx: 440px; ry: 195px; }
}
[data-design="b"] .rf-hero__sineA {
  fill: none;
  stroke: var(--ph-phosphor);
  stroke-width: 1.5;
  stroke-linecap: round;
  filter: drop-shadow(0 0 6px color-mix(in oklab, var(--ph-phosphor) 50%, transparent));
  opacity: 0.55;
  animation: phasor-sine-a var(--dur-hum) var(--ease-current) infinite;
}
@keyframes phasor-sine-a {
  0%   { transform: translateX(-5%) scaleY(1);    opacity: 0.4; }
  33%  { transform: translateX(0%)  scaleY(1.2);  opacity: 0.65; }
  66%  { transform: translateX(3%)  scaleY(0.9);  opacity: 0.5; }
  100% { transform: translateX(-5%) scaleY(1);    opacity: 0.4; }
}
[data-design="b"] .rf-hero__sineB {
  fill: none;
  stroke: var(--ph-copper);
  stroke-width: 1;
  stroke-linecap: round;
  opacity: 0.25;
  animation: phasor-sine-b 26s var(--ease-current) infinite;
}
@keyframes phasor-sine-b {
  0%   { transform: translateX(3%);  opacity: 0.18; }
  50%  { transform: translateX(-3%); opacity: 0.32; }
  100% { transform: translateX(3%);  opacity: 0.18; }
}
[data-design="b"] .rf-hero__joint {
  fill: none;
  stroke: var(--ph-copper);
  stroke-width: 1.5;
  opacity: 0.4;
}
[data-design="b"] .rf-hero__pressure-dot {
  fill: none;
  stroke: var(--ph-phosphor);
  stroke-width: 1;
  opacity: 0;
  animation: phasor-pressure 4.8s var(--ease-current) infinite;
}
@keyframes phasor-pressure {
  0%   { opacity: 0; r: 6px; }
  20%  { opacity: 0.5; }
  80%  { opacity: 0.5; r: 14px; }
  100% { opacity: 0; r: 6px; }
}
[data-design="b"] .rf-hero__plate-stamp {
  position: absolute;
  bottom: 24px;
  right: clamp(20px, 4vw, 48px);
  font-family: var(--font-display);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ph-muted);
  opacity: 0.5;
}

/* ── Hero text content — opacity:1 at first paint ───────────── */
[data-design="b"] .rf-hero__content {
  position: relative;
  z-index: 1;
  max-width: 680px;
}
[data-design="b"] .rf-kicker {
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ph-copper);
  margin: 0 0 24px 0;
  opacity: 1;
}
[data-design="b"] .rf-headline {
  font-family: var(--font-display);
  font-size: clamp(38px, 6vw, 84px);
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--ph-ink);
  margin: 0 0 24px 0;
  opacity: 1;
}
[data-design="b"] .rf-lede {
  font-family: var(--font-body);
  font-size: 18px;
  line-height: 1.55;
  color: var(--ph-muted);
  max-width: 52ch;
  margin: 0 0 12px 0;
  opacity: 1;
}
[data-design="b"] .rf-hero__proof {
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ph-muted);
  margin: 0 0 32px 0;
  opacity: 1;
}

/* ── E2: CTA (phone) ────────────────────────────────────────── */
[data-design="b"] .rf-cta {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 14px;
  padding: 16px 22px;
  background: var(--ph-copper);
  color: var(--ph-graphite);
  font-family: var(--font-display);
  font-size: 14px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  border: 1px solid color-mix(in oklab, var(--ph-copper) 80%, #000);
  border-radius: var(--rad-1);
  box-shadow: inset 0 1px 0 0 color-mix(in oklab, #fff 22%, transparent);
  overflow: hidden;
  transition: transform var(--dur-flick) var(--ease-needle),
              background var(--dur-flick) var(--ease-needle);
  will-change: transform;
  min-height: 44px;
  cursor: pointer;
}
[data-design="b"] .rf-cta--hero {
  font-size: 18px;
  padding: 18px 28px;
  min-height: 56px;
}
[data-design="b"] .rf-cta__plate {
  font-size: 11px;
  opacity: 0.7;
}
[data-design="b"] .rf-cta__label {
  letter-spacing: 0.04em;
  font-weight: 500;
}
[data-design="b"] .rf-cta__arrow {
  display: inline-flex;
  transition: transform var(--dur-flick) var(--ease-needle);
}
[data-design="b"] .rf-cta:hover .rf-cta__arrow {
  transform: rotate(8deg) translateX(2px);
}
[data-design="b"] .rf-cta:hover {
  background: color-mix(in oklab, var(--ph-copper) 90%, #fff);
}
[data-design="b"] .rf-cta:focus-visible {
  outline: 2px solid var(--ph-phosphor);
  outline-offset: 3px;
}
[data-design="b"] .rf-cta:active {
  transform: translateY(1px) scale(0.997);
  box-shadow: inset 0 1px 0 0 color-mix(in oklab, #000 28%, transparent);
}
[data-design="b"] .rf-cta__pulse {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent 0%, var(--ph-phosphor) 40%, var(--ph-phosphor) 60%, transparent 100%);
  filter: drop-shadow(0 0 6px var(--ph-phosphor));
  transform: translateX(-100%);
  animation: phasor-cta-pulse var(--dur-breath) var(--ease-current) infinite;
}
@keyframes phasor-cta-pulse {
  0%   { transform: translateX(-100%); opacity: 0; }
  20%  { opacity: 1; }
  80%  { opacity: 1; }
  100% { transform: translateX(100%);  opacity: 0; }
}
[data-design="b"] .rf-cta--ghost {
  background: transparent;
  color: var(--ph-ink);
  border-color: var(--ph-line);
  box-shadow: none;
}
[data-design="b"] .rf-cta--ghost:hover {
  border-color: var(--ph-copper);
  background: transparent;
}
[data-design="b"] .rf-cta--paper {
  background: var(--ph-graphite);
  color: var(--ph-paper);
  border-color: var(--ph-graphite);
}
[data-design="b"] .rf-cta--paper:hover {
  background: color-mix(in oklab, var(--ph-graphite) 86%, var(--ph-copper));
}

/* ── Mid-page inline CTA ─────────────────────────────────────── */
[data-design="b"] .rf-mid-cta {
  margin-top: 40px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
}
[data-design="b"] .rf-mid-cta__label {
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ph-muted);
}
[data-design="b"] .rf-mid-cta__phone {
  font-family: var(--font-display);
  font-size: 20px;
  color: var(--ph-copper);
  text-decoration: none;
  letter-spacing: 0.04em;
  transition: color var(--dur-flick) var(--ease-needle);
}
[data-design="b"] .rf-mid-cta__phone:hover {
  color: var(--ph-phosphor);
}

/* ── E4: Services (ambient-b) ───────────────────────────────── */
[data-design="b"] .rf-ambient-b {
  display: grid;
  gap: clamp(32px, 6vw, 96px);
  grid-template-columns: 1.2fr 1fr;
  padding: clamp(80px, 9vw, 128px) clamp(20px, 4vw, 48px);
  max-width: 1440px;
  margin: 0 auto;
  border-top: 1px solid var(--ph-line);
}
[data-design="b"] .rf-h2 {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 56px);
  line-height: 1.1;
  letter-spacing: -0.015em;
  color: var(--ph-ink);
  margin: 0 0 36px 0;
}
[data-design="b"] .rf-services {
  list-style: none;
  padding: 0;
  margin: 0;
  border-top: 1px solid var(--ph-line);
}
[data-design="b"] .rf-services li {
  display: grid;
  grid-template-columns: 40px 1fr auto;
  gap: 18px;
  align-items: baseline;
  padding: 22px 4px;
  border-bottom: 1px solid var(--ph-line);
  font-family: var(--font-body);
  color: var(--ph-ink);
  font-size: 17px;
  line-height: 1.5;
  transition: background var(--dur-flick) var(--ease-needle);
}
[data-design="b"] .rf-services li:hover {
  background: color-mix(in oklab, var(--ph-graphite-2) 70%, transparent);
}
[data-design="b"] .rf-services li .num {
  font-family: var(--font-display);
  color: var(--ph-copper);
  font-size: 12px;
  letter-spacing: 0.06em;
}
[data-design="b"] .rf-services li .name {
  font-size: 18px;
}
[data-design="b"] .rf-services li .spec {
  font-family: var(--font-display);
  color: var(--ph-muted);
  font-size: 11px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
[data-design="b"] .rf-ambient-b__topo {
  align-self: center;
  justify-self: stretch;
  background: var(--ph-graphite-2);
  box-shadow: inset 0 0 0 1px var(--ph-line),
              inset 0 1px 0 0 color-mix(in oklab, #fff 8%, transparent);
  padding: 24px;
}
[data-design="b"] .rf-ambient-b__topo svg {
  width: 100%;
  height: auto;
  display: block;
}
[data-design="b"] .rf-topo__paths path {
  fill: none;
  stroke: var(--ph-line);
  stroke-width: 1.5;
}
[data-design="b"] .rf-topo__paths path.is-live {
  stroke: var(--ph-phosphor);
  filter: drop-shadow(0 0 4px color-mix(in oklab, var(--ph-phosphor) 60%, transparent));
  transition: stroke 200ms var(--ease-needle);
}
[data-design="b"] .rf-topo__nodes circle {
  fill: var(--ph-graphite-2);
  stroke: var(--ph-line);
  stroke-width: 1.5;
  transition: fill 200ms var(--ease-needle), stroke 200ms var(--ease-needle);
}
[data-design="b"] .rf-topo__nodes circle.is-live {
  fill: var(--ph-copper);
  stroke: var(--ph-copper);
  filter: drop-shadow(0 0 8px var(--ph-copper));
}
[data-design="b"] .rf-topo__labels text {
  font-family: var(--font-display);
  font-size: 9px;
  fill: var(--ph-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* ── Service Area ────────────────────────────────────────────── */
[data-design="b"] .rf-service-area {
  border-top: 1px solid var(--ph-line);
  padding: clamp(80px, 9vw, 128px) clamp(20px, 4vw, 48px);
}
[data-design="b"] .rf-service-area__inner {
  max-width: 820px;
}
[data-design="b"] .rf-service-area__blurb {
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  color: var(--ph-muted);
  max-width: 60ch;
  margin: 0 0 28px 0;
}
[data-design="b"] .rf-area-list {
  list-style: none;
  padding: 0;
  margin: 0 0 32px 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
[data-design="b"] .rf-area-list li {
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ph-ink);
  border: 1px solid var(--ph-line);
  padding: 8px 14px;
}

/* ── About ───────────────────────────────────────────────────── */
[data-design="b"] .rf-about {
  border-top: 1px solid var(--ph-line);
  padding: clamp(80px, 9vw, 128px) clamp(20px, 4vw, 48px);
}
[data-design="b"] .rf-about__inner {
  max-width: 820px;
}
[data-design="b"] .rf-about__body {
  max-width: 65ch;
}
[data-design="b"] .rf-about__body p {
  font-size: 17px;
  line-height: 1.65;
  color: var(--ph-ink);
  margin: 0 0 20px 0;
}
[data-design="b"] .rf-about__plates {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 40px;
}
[data-design="b"] .rf-plate-card {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 16px 20px;
  background: var(--ph-graphite-2);
  box-shadow: var(--elev-ring);
  min-width: 200px;
}
[data-design="b"] .rf-plate-card__label {
  font-family: var(--font-display);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ph-muted);
}
[data-design="b"] .rf-plate-card__val {
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--ph-ink);
}

/* ── E6: POINTER ─────────────────────────────────────────────── */
[data-design="b"] .rf-pointer {
  padding: clamp(24px, 3vw, 40px) clamp(20px, 4vw, 48px);
  border-top: 1px solid var(--ph-line);
  background: var(--ph-graphite);
  opacity: 1;
}
[data-design="b"] .phasor-pointer__inner {
  display: flex;
  align-items: center;
  gap: 16px;
  max-width: 1440px;
  margin: 0 auto 16px;
  font-variant-numeric: tabular-nums;
  min-height: 28px; /* strictly > 8px */
  color: var(--ph-ink);
}
[data-design="b"] .phasor-pointer__counter {
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  opacity: 0.75;
  white-space: nowrap;
}
[data-design="b"] .phasor-pointer__counter-now {
  display: inline-block;
  min-width: 1ch;
  animation: phasor-pointer-tick 320ms ease-out;
}
[data-design="b"] .phasor-pointer__bar {
  position: relative;
  flex: 1;
  height: 2px;
  background: currentColor;
  opacity: 0.15;
  border-radius: 1px;
  overflow: hidden;
}
[data-design="b"] .phasor-pointer__bar-fill {
  position: absolute;
  inset: 0;
  width: var(--phasor-pointer-progress, 16%);
  background: var(--ph-copper);
  opacity: 1;
  transition: width 480ms cubic-bezier(0.22, 0.61, 0.36, 1);
}
[data-design="b"] .phasor-pointer__label {
  font-family: var(--font-display);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ph-copper);
  opacity: 0.9;
}
[data-design="b"] .phasor-pointer__chev {
  font-size: 22px;
  color: var(--ph-copper);
  opacity: 0.6;
  animation: phasor-pointer-chev 4s ease-in-out infinite;
}
@keyframes phasor-pointer-tick {
  0%   { transform: translateY(-6px); opacity: 0; }
  100% { transform: translateY(0);    opacity: 1; }
}
@keyframes phasor-pointer-chev {
  0%, 100% { transform: translateX(0);   opacity: 0.45; }
  50%      { transform: translateX(4px); opacity: 0.9; }
}

/* Copper draw-rule — hydraulic wayfinding line */
[data-design="b"] .phasor-pointer__rule {
  max-width: 1440px;
  margin: 0 auto;
  overflow: hidden;
}
[data-design="b"] .phasor-pointer__rule-svg {
  width: 100%;
  height: 24px;
  display: block;
  overflow: visible;
}
[data-design="b"] .phasor-pointer__rule-rail {
  stroke: var(--ph-line);
  stroke-width: 1;
}
[data-design="b"] .phasor-pointer__rule-fill {
  stroke: var(--ph-copper);
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-dasharray: 800;
  stroke-dashoffset: 800;
  opacity: 0.6;
  animation: phasor-rule-draw 1.8s var(--ease-needle) forwards,
             phasor-rule-shift 8s linear 1.8s infinite;
}
@keyframes phasor-rule-draw {
  to { stroke-dashoffset: 0; }
}
@keyframes phasor-rule-shift {
  0%   { stroke-dashoffset: 0; }
  100% { stroke-dashoffset: -100; }
}
[data-design="b"] .phasor-pointer__rule-joint {
  fill: none;
  stroke: var(--ph-copper);
  stroke-width: 1.5;
  opacity: 0.5;
}

/* ── E5: FUNNEL ──────────────────────────────────────────────── */
[data-design="b"] .rf-interactive {
  background: var(--ph-paper);
  color: var(--ph-ink-dark);
  padding: clamp(80px, 9vw, 128px) clamp(20px, 4vw, 48px);
}
[data-design="b"] .rf-qual {
  max-width: 720px;
  margin: 0 auto;
  background: var(--ph-paper);
  border: 1px solid var(--ph-line-paper);
  padding: clamp(28px, 4vw, 48px);
}
[data-design="b"] .rf-qual__plate {
  font-family: var(--font-display);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ph-copper);
  margin: 0 0 12px 0;
}
[data-design="b"] .rf-qual__title {
  font-family: var(--font-display);
  font-size: clamp(22px, 3.4vw, 38px);
  line-height: 1.1;
  letter-spacing: -0.015em;
  color: var(--ph-ink-dark);
  margin: 0 0 24px 0;
}
[data-design="b"] .rf-qual__pips {
  display: flex;
  gap: 6px;
  list-style: none;
  padding: 0;
  margin: 0 0 32px 0;
}
[data-design="b"] .rf-qual__pips li {
  height: 2px;
  flex: 1;
  background: var(--ph-line-paper);
  position: relative;
  overflow: hidden;
}
[data-design="b"] .rf-qual__pips li.is-active {
  background: var(--ph-copper);
}
[data-design="b"] .rf-qual__pips li.is-active::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, var(--ph-phosphor), transparent);
  transform: translateX(-100%);
  animation: phasor-pip-trace 1.2s var(--ease-current);
}
@keyframes phasor-pip-trace {
  to { transform: translateX(100%); }
}
[data-design="b"] .rf-qual__step {
  border: 0;
  padding: 0;
  margin: 0;
  display: none;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 280ms var(--ease-needle), transform 280ms var(--ease-needle);
}
[data-design="b"] .rf-qual__step.is-active {
  display: block;
  opacity: 1;
  transform: translateY(0);
}
[data-design="b"] .rf-qual__legend {
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ph-muted);
  margin-bottom: 18px;
  display: block;
}
[data-design="b"] .rf-qual__opts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}
[data-design="b"] .rf-qual__opts--single {
  grid-template-columns: 1fr auto;
  align-items: end;
}
[data-design="b"] .rf-qual__opts label {
  position: relative;
  cursor: pointer;
  border: 1px solid var(--ph-line-paper);
  padding: 16px 18px;
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: 0.04em;
  background: color-mix(in oklab, var(--ph-paper) 96%, #000);
  transition: border-color var(--dur-flick) var(--ease-needle),
              background var(--dur-flick) var(--ease-needle);
  min-height: 44px;
  display: flex;
  align-items: center;
}
[data-design="b"] .rf-qual__opts input {
  position: absolute;
  opacity: 0;
  inset: 0;
  cursor: pointer;
  width: 100%;
  height: 100%;
}
[data-design="b"] .rf-qual__opts label:hover {
  border-color: var(--ph-copper);
}
[data-design="b"] .rf-qual__opts label:has(input:checked) {
  border-color: var(--ph-copper);
  background: color-mix(in oklab, var(--ph-copper) 14%, var(--ph-paper));
  box-shadow: inset 3px 0 0 0 var(--ph-copper);
}
[data-design="b"] .rf-qual__opts label:focus-within {
  outline: 2px solid var(--ph-copper);
  outline-offset: 2px;
}
[data-design="b"] .rf-qual__emergency-note {
  margin-top: 16px;
  font-family: var(--font-display);
  font-size: 13px;
  color: var(--ph-copper);
  letter-spacing: 0.04em;
  min-height: 0;
}
[data-design="b"] .rf-qual__summary {
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--ph-muted);
  border: 1px solid var(--ph-line-paper);
  padding: 14px 16px;
  margin-bottom: 22px;
  min-height: 44px;
  word-break: break-word;
}
[data-design="b"] .rf-qual__fields {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 20px;
}
[data-design="b"] .rf-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
[data-design="b"] .rf-field--full {
  grid-column: 1 / -1;
}
[data-design="b"] .rf-field--inline {
  flex-direction: column;
}
[data-design="b"] .rf-field__lbl {
  font-family: var(--font-display);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ph-muted);
}
[data-design="b"] .rf-field input,
[data-design="b"] .rf-field textarea {
  background: transparent;
  color: var(--ph-ink-dark);
  border: 0;
  border-bottom: 1px solid var(--ph-line-paper);
  padding: 10px 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.5;
  transition: border-color 240ms var(--ease-needle);
  border-radius: 0;
  width: 100%;
}
[data-design="b"] .rf-field textarea {
  resize: vertical;
  min-height: 72px;
}
[data-design="b"] .rf-field input:focus,
[data-design="b"] .rf-field textarea:focus {
  outline: none;
  border-bottom-color: var(--ph-copper);
}
[data-design="b"] .rf-qual__zip-next {
  min-height: 44px;
  white-space: nowrap;
}
[data-design="b"] .rf-qual__fineprint {
  font-family: var(--font-display);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--ph-muted);
  margin-top: 14px;
  line-height: 1.6;
}
[data-design="b"] .rf-qual__fineprint a {
  color: var(--ph-copper);
  text-decoration: none;
}

/* Below-funnel footer */
[data-design="b"] .rf-funnel-footer {
  max-width: 720px;
  margin: 32px auto 0;
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  padding: 20px 0;
  border-top: 1px solid var(--ph-line-paper);
}
[data-design="b"] .rf-funnel-footer__item {
  font-family: var(--font-display);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ph-muted);
}
[data-design="b"] .rf-funnel-footer__phone {
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--ph-copper);
  text-decoration: none;
}

/* ── FOOTER ──────────────────────────────────────────────────── */
[data-design="b"] .rf-footer {
  border-top: 1px solid var(--ph-line);
  padding: 40px clamp(20px, 4vw, 48px);
  background: var(--ph-graphite);
}
[data-design="b"] .rf-footer__inner {
  max-width: 1440px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  align-items: flex-start;
}
[data-design="b"] .rf-footer__logo {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 1 0 200px;
}
[data-design="b"] .rf-footer__firm {
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ph-ink);
}
[data-design="b"] .rf-footer__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 32px;
  flex: 2 0 300px;
}
[data-design="b"] .rf-footer__phone {
  font-family: var(--font-display);
  font-size: 16px;
  letter-spacing: 0.04em;
  color: var(--ph-copper);
  text-decoration: none;
}
[data-design="b"] .rf-footer__email {
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--ph-muted);
  text-decoration: none;
}
[data-design="b"] .rf-footer__area,
[data-design="b"] .rf-footer__cred {
  font-family: var(--font-display);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ph-muted);
}
[data-design="b"] .rf-footer__copy {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--ph-muted);
  border-top: 1px solid var(--ph-line);
  padding-top: 20px;
  margin-top: 8px;
}
[data-design="b"] .rf-footer__live-dot {
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: var(--ph-phosphor);
  filter: drop-shadow(0 0 4px var(--ph-phosphor));
  animation: phasor-mains 2.4s var(--ease-current) infinite;
  flex-shrink: 0;
}
@keyframes phasor-mains {
  0%, 100% { opacity: 0.45; transform: scale(0.85); }
  50%      { opacity: 1;    transform: scale(1.1); }
}

/* ── Responsive ──────────────────────────────────────────────── */
@media (max-width: 880px) {
  [data-design="b"] .rf-ambient-b {
    grid-template-columns: 1fr;
  }
  [data-design="b"] .rf-ambient-b__topo {
    max-width: 320px;
    margin: 0 auto;
  }
}
@media (max-width: 560px) {
  [data-design="b"] .rf-header__bar { padding: 14px 18px; }
  [data-design="b"] .rf-qual__opts  { grid-template-columns: 1fr; }
  [data-design="b"] .rf-qual__fields { grid-template-columns: 1fr; }
  [data-design="b"] .rf-qual__opts--single { grid-template-columns: 1fr; }
  [data-design="b"] .rf-services li { grid-template-columns: 32px 1fr; }
  [data-design="b"] .rf-services li .spec { display: none; }
  [data-design="b"] .rf-hero { padding-top: 100px; }
}

/* ── reduced-motion ──────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  [data-design="b"] .rf-trace__wave          { animation: none; }
  [data-design="b"] .rf-drawer              { transition: none; }
  [data-design="b"] .rf-hero__sineA          { animation: none; opacity: 0.4; }
  [data-design="b"] .rf-hero__sineB          { animation: none; opacity: 0.2; }
  [data-design="b"] .rf-hero__halo           { animation: none; opacity: 0.1; }
  [data-design="b"] .rf-hero__pressure-dot   { animation: none; opacity: 0.3; }
  [data-design="b"] .rf-cta__pulse           { animation: none; opacity: 0.4; transform: none; }
  [data-design="b"] .rf-cta__arrow           { transition: none; }
  [data-design="b"] .rf-qual__step           { transition: none; transform: none; }
  [data-design="b"] .rf-qual__pips li.is-active::after { animation: none; }
  [data-design="b"] .phasor-pointer__counter-now { animation: none; }
  [data-design="b"] .phasor-pointer__chev    { animation: none; opacity: 0.6; }
  [data-design="b"] .phasor-pointer__bar-fill { transition: none; }
  [data-design="b"] .phasor-pointer__rule-fill { animation: none; stroke-dashoffset: 0; }
  [data-design="b"] .rf-topo__paths path,
  [data-design="b"] .rf-topo__nodes circle   { transition: none; }
  [data-design="b"] .rf-footer__live-dot     { animation: none; opacity: 0.8; }
}

/* ══════════════════════════════════════════════════════════════
   MOBILE SAFETY APPENDIX (required by contract)
═══════════════════════════════════════════════════════════════ */
[data-design="b"].dq-design,
[data-design="b"] .dq-design {
  max-width: 100%;
  overflow-x: clip;
}
[data-design="b"] * {
  min-width: 0;
}
[data-design="b"] img,
[data-design="b"] 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; }