/* ============================================================
   Cuff Linx HVAC — Design B (dispatch slot-b)
   All selectors scoped to [data-design="b"] / .dq-design
   Zero [data-design="b"].dq-design selectors remain.
   ============================================================ */

/* ── Google Fonts ── */
@import url('https://fonts.googleapis.com/css2?family=Roboto+Condensed:wght@700&family=Public+Sans:wght@400;600&family=VT323&display=swap');

/* ── Root scope: design tokens ── */
[data-design="b"] {
  /* Dispatch palette */
  --console: #DDDFE2;
  --console-deep: #C8CBCF;
  --screen: #0B0E13;
  --ink: #0A0D12;
  --ink-soft: #3D424A;
  --muted: #6E7480;
  --rule: #1B1E25;
  --phosphor: #3FB573;
  --phosphor-bright: #52D78A;
  --signal-amber: #D89426;
  --channel-red: #D03B2A;
  --route-blue: #2A6BC2;
  --seal: #3FB573;
  --critical: #A0231A;

  /* Thermal tokens — HVAC Site B contract */
  --thermal-temp: 0;            /* 0=cold, 1=warm; scroll drives this */
  --thermal-cool: #1a3d4f;      /* deep cool teal */
  --thermal-warm: #7a4018;      /* warm amber */
  --thermal-bg: color-mix(in oklab, var(--thermal-cool), var(--thermal-warm) calc(var(--thermal-temp) * 100%));
  --thermal-accent: color-mix(in oklab, #2a8ca0, #c87820 calc(var(--thermal-temp) * 100%));
  --thermal-air: color-mix(in oklab, #3aaac8cc, #d8902080 calc(var(--thermal-temp) * 100%));

  /* Design-b primary token (slot contract) */
  --design-b-primary: var(--channel-red);

  /* Typography */
  --font-display: "Roboto Condensed", "Bebas Neue", "Oswald", sans-serif;
  --font-body: "Public Sans", system-ui, sans-serif;
  --font-readout: "VT323", "IBM Plex Mono", monospace;
  --font-stencil: "DIN Next Stencil", "Stencil Std", sans-serif;

  /* Spacing */
  --space-em: 8px;
  --space-channel: 16px;
  --space-bay: 24px;
  --space-rack: 48px;
  --space-room: 80px;
  --space-floor: 144px;

  /* Motion */
  --dur-tick: 100ms;
  --dur-snap: 200ms;
  --dur-strobe: 500ms;
  --ease-snap: cubic-bezier(.7, 0, .84, 0);
  --ease-roll: cubic-bezier(.34, .04, .26, 1);
  --ease-linear: linear;

  /* Radii / shadows */
  --radius-pin: 2px;
  --radius-bezel: 4px;
  --glow: 0 0 6px rgba(63, 181, 115, .55);

  box-sizing: border-box;
  background: var(--console);
  color: var(--ink);
  font-family: var(--font-body);
}

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

@media (prefers-color-scheme: dark) {
  [data-design="b"] {
    --console: #0B0E13;
    --console-deep: #13171F;
    --screen: #06080C;
    --ink: #E5E8EC;
    --ink-soft: #B5B9C0;
    --muted: #7C8290;
    --rule: #9298A2;
    --phosphor: #52D78A;
    --phosphor-bright: #7DF0AE;
    --signal-amber: #F0AE40;
    --channel-red: #E25C49;
    --route-blue: #5089DC;
    --critical: #CD3F30;
  }
}

/* ── Overflow / mobile guard ── */
[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; }

/* ============================================================
   E1 — HEADER: Channel Strip
   ============================================================ */
[data-design="b"] .disp-header {
  position: sticky; top: 0; z-index: 40;
  background: var(--console);
  border-bottom: 1px solid var(--rule);
  font-family: var(--font-display);
}
[data-design="b"] .disp-header__bar {
  display: flex; align-items: center; justify-content: space-between;
  gap: var(--space-channel);
  max-width: 1280px; margin: 0 auto;
  padding: 14px clamp(16px, 4vw, 32px);
}
[data-design="b"] .disp-logo {
  display: flex; align-items: center; gap: 10px;
  text-decoration: none; color: var(--ink);
}
[data-design="b"] .disp-logo__lamp {
  width: 9px; height: 9px; border-radius: 50%; flex: 0 0 auto;
  background: var(--phosphor);
  box-shadow: var(--glow), 0 0 0 1px var(--rule);
}
[data-design="b"] .disp-logo__mark {
  font-weight: 700; letter-spacing: .06em; text-transform: uppercase;
  font-size: clamp(18px, 2.4vw, 24px); line-height: 1;
}
[data-design="b"] .disp-burger {
  display: inline-flex; flex-direction: column; justify-content: center;
  gap: 5px; width: 44px; height: 44px; padding: 10px; cursor: pointer;
  background: var(--console-deep); border: 1px solid var(--rule);
  border-radius: var(--radius-pin);
}
[data-design="b"] .disp-burger__line {
  height: 2px; width: 100%; background: var(--ink);
  transition: transform var(--dur-snap) var(--ease-snap), opacity var(--dur-snap) linear;
}
[data-design="b"] .disp-burger[aria-expanded="true"] .disp-burger__line:nth-child(1) { transform: translateY(7px) rotate(45deg); }
[data-design="b"] .disp-burger[aria-expanded="true"] .disp-burger__line:nth-child(2) { opacity: 0; }
[data-design="b"] .disp-burger[aria-expanded="true"] .disp-burger__line:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
[data-design="b"] .disp-burger:focus-visible { outline: 3px solid var(--signal-amber); outline-offset: 3px; }

/* Carrier sweep — the one atmospheric layer (H-1; ≥18s per H-3) */
[data-design="b"] .disp-header__carrier {
  position: absolute; left: 0; bottom: 0; height: 2px; width: 100%;
  overflow: hidden; pointer-events: none;
}
[data-design="b"] .disp-header__carrier::before {
  content: ""; position: absolute; bottom: 0; left: 0;
  width: 40%; height: 100%; opacity: .7;
  background: linear-gradient(90deg, transparent, var(--thermal-accent), transparent);
  animation: b-carrier-sweep 24s var(--ease-linear) infinite;
}
@keyframes b-carrier-sweep { 0% { transform: translateX(-60%); } 100% { transform: translateX(260%); } }

/* Drawer */
[data-design="b"] .disp-drawer {
  position: absolute; left: 0; right: 0; top: 100%;
  background: var(--console); border-bottom: 1px solid var(--rule);
  padding: var(--space-bay) clamp(16px, 4vw, 32px);
  display: grid; gap: var(--space-channel);
  transform: translateY(-8px); opacity: 0; visibility: hidden;
  transition: transform var(--dur-snap) var(--ease-snap), opacity var(--dur-snap) linear, visibility 0s linear var(--dur-snap);
  z-index: 39;
}
[data-design="b"] .disp-drawer[data-open="true"] {
  transform: translateY(0); opacity: 1; visibility: visible;
  transition: transform var(--dur-snap) var(--ease-snap), opacity var(--dur-snap) linear, visibility 0s;
}
[data-design="b"] .disp-drawer__nav { display: grid; gap: 12px; }
[data-design="b"] .disp-drawer__nav a {
  font-family: var(--font-display); text-transform: uppercase;
  letter-spacing: .06em; font-size: 18px; color: var(--ink);
  text-decoration: none; padding-bottom: 6px; border-bottom: 1px solid var(--rule);
}
@media (hover: hover) and (pointer: fine) {
  [data-design="b"] .disp-drawer__nav a:hover { color: var(--route-blue); }
}
[data-design="b"] .disp-drawer__line {
  display: flex; align-items: baseline; justify-content: space-between;
  gap: 12px; text-decoration: none;
  background: var(--screen); border: 1px solid var(--rule);
  border-radius: var(--radius-bezel); padding: 12px 16px;
}
[data-design="b"] .disp-drawer__line-id {
  font-family: var(--font-stencil); letter-spacing: .12em; color: var(--muted); font-size: 12px;
}
[data-design="b"] .disp-drawer__line-num {
  font-family: var(--font-readout); color: var(--phosphor); text-shadow: var(--glow); font-size: 24px;
}

@media (prefers-reduced-motion: reduce) {
  [data-design="b"] .disp-header__carrier::before { animation: none; transform: translateX(60%); opacity: .5; }
  [data-design="b"] .disp-burger__line,
  [data-design="b"] .disp-drawer { transition: none; }
}
@media (max-width: 768px) { [data-design="b"] .disp-header__bar { max-width: none; } }
@media (max-width: 560px) {
  [data-design="b"] .disp-header__bar { padding: 12px 16px; }
  [data-design="b"] .disp-logo__mark { font-size: 18px; }
}
@media (max-width: 390px) { [data-design="b"] .disp-logo__mark { font-size: 16px; letter-spacing: .04em; } }
@media (max-width: 320px) { [data-design="b"] .disp-burger { width: 40px; height: 40px; } }

/* ============================================================
   HERO — The Console (with thermal backdrop + airflow E5)
   isolation:isolate ensures z-index layering is local
   ============================================================ */
[data-design="b"] .b-hero {
  position: relative;
  isolation: isolate;
  min-height: clamp(500px, 75vh, 800px);
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
  background: var(--screen);
}

/* Thermal backdrop — abstract cool→warm atmosphere (E3) */
[data-design="b"] .b-hero__backdrop {
  position: absolute; inset: 0; z-index: 0;
  pointer-events: none;
}
[data-design="b"] .b-hero__gradient {
  position: absolute; inset: 0;
  background: radial-gradient(ellipse 80% 60% at 50% 40%,
    color-mix(in oklab, #1a3d4f, #7a4018 calc(var(--thermal-temp) * 100%)) 0%,
    #0B0E13 70%);
  animation: b-thermal-breathe 8s ease-in-out infinite;
}
@keyframes b-thermal-breathe {
  0%, 100% { opacity: .85; transform: scale(1.00); }
  50%       { opacity: 1;   transform: scale(1.03); }
}

/* ── E5 Site-B: Airflow signature ── */
[data-design="b"] .b-airflow {
  position: absolute; inset: 0; z-index: 1;
  pointer-events: none;
}
[data-design="b"] .b-airflow__ducts {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
}
[data-design="b"] .b-duct {
  fill: color-mix(in oklab, #2a8ca0, #c87820 calc(var(--thermal-temp) * 100%));
  opacity: .35;
}
[data-design="b"] .b-vent {
  stroke: color-mix(in oklab, #2a8ca0, #c87820 calc(var(--thermal-temp) * 100%));
  fill: none;
  opacity: .5;
}

/* Air-stream particles flowing through ducts, tinted by --thermal-temp */
[data-design="b"] .b-airflow__streams {
  position: absolute; inset: 0;
}
[data-design="b"] .b-air-particle {
  position: absolute;
  width: clamp(40px, 8vw, 80px);
  height: 4px;
  border-radius: 2px;
  background: var(--thermal-air);
  opacity: .7;
}
/* Particle paths along the duct lines */
[data-design="b"] .b-air-particle--1 {
  top: 120px;
  animation: b-air-h-right 3.8s var(--ease-linear) infinite;
  animation-delay: 0s;
}
[data-design="b"] .b-air-particle--2 {
  top: 120px;
  animation: b-air-h-left 4.2s var(--ease-linear) infinite;
  animation-delay: -1.4s;
}
[data-design="b"] .b-air-particle--3 {
  top: 420px;
  animation: b-air-h-right 5s var(--ease-linear) infinite;
  animation-delay: -2.1s;
}
[data-design="b"] .b-air-particle--4 {
  top: 420px;
  animation: b-air-h-left 3.5s var(--ease-linear) infinite;
  animation-delay: -0.8s;
}
[data-design="b"] .b-air-particle--5 {
  left: 380px;
  width: 4px;
  height: clamp(30px, 6vw, 60px);
  animation: b-air-v-down 4s var(--ease-linear) infinite;
  animation-delay: -1.2s;
}
[data-design="b"] .b-air-particle--6 {
  left: 1054px;
  width: 4px;
  height: clamp(30px, 6vw, 60px);
  animation: b-air-v-down 4.6s var(--ease-linear) infinite;
  animation-delay: -2.8s;
}

@keyframes b-air-h-right {
  0%   { transform: translateX(-100%); opacity: 0; }
  10%  { opacity: .7; }
  90%  { opacity: .7; }
  100% { transform: translateX(1540px); opacity: 0; }
}
@keyframes b-air-h-left {
  0%   { transform: translateX(1540px); opacity: 0; }
  10%  { opacity: .7; }
  90%  { opacity: .7; }
  100% { transform: translateX(-100%); opacity: 0; }
}
@keyframes b-air-v-down {
  0%   { transform: translateY(-80px); opacity: 0; }
  10%  { opacity: .7; }
  90%  { opacity: .7; }
  100% { transform: translateY(700px); opacity: 0; }
}

@media (prefers-reduced-motion: reduce) {
  [data-design="b"] .b-hero__gradient { animation: none; opacity: .9; }
  [data-design="b"] .b-air-particle { animation: none; opacity: .45; }
  [data-design="b"] .b-air-particle--1 { left: 10%; }
  [data-design="b"] .b-air-particle--2 { left: 70%; }
  [data-design="b"] .b-air-particle--3 { left: 20%; top: 420px; }
  [data-design="b"] .b-air-particle--4 { left: 65%; top: 420px; }
  [data-design="b"] .b-air-particle--5 { left: 380px; top: 30px; }
  [data-design="b"] .b-air-particle--6 { left: 60%; top: 30px; }
}

/* Hero content — MUST be z-index above all backdrop layers (HARD rule) */
[data-design="b"] .b-hero__content {
  position: relative;
  z-index: 10;
  max-width: 820px;
  width: 100%;
  margin: 0 auto;
  padding: clamp(48px, 8vw, 96px) clamp(16px, 4vw, 32px);
  text-align: center;
}
[data-design="b"] .b-hero__trust-chip {
  display: inline-block;
  font-family: var(--font-stencil);
  font-size: 12px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--phosphor); text-shadow: var(--glow);
  border: 1px solid var(--phosphor); border-radius: var(--radius-bezel);
  padding: 4px 12px; margin: 0 0 20px;
  opacity: 1;
}
[data-design="b"] .b-hero__headline {
  font-family: var(--font-display);
  font-size: clamp(28px, 5vw, 60px);
  font-weight: 700; line-height: 1.08;
  letter-spacing: .02em; text-transform: uppercase;
  color: #fff;
  margin: 0 0 16px;
  opacity: 1;
}
[data-design="b"] .b-hero__subtitle {
  font-family: var(--font-body);
  font-size: clamp(16px, 2vw, 20px);
  line-height: 1.55;
  color: rgba(255,255,255,.8);
  margin: 0 0 12px;
  opacity: 1;
}
[data-design="b"] .b-hero__proof {
  font-family: var(--font-readout);
  font-size: clamp(14px, 1.5vw, 18px);
  color: var(--phosphor); text-shadow: var(--glow);
  margin: 0 0 32px;
  opacity: 1;
}

/* ============================================================
   E2 — Animated CTA (dispatch style, slot-b scoped)
   opacity:1 on all sub-elements — NO opacity:0 on ANY text/UI
   ============================================================ */
[data-design="b"] .disp-cta {
  position: relative; display: inline-flex; align-items: center; gap: 12px;
  font-family: var(--font-display); text-transform: uppercase;
  letter-spacing: .05em; font-size: 18px;
  color: #fff; text-decoration: none; background: var(--channel-red);
  border: none; border-radius: var(--radius-pin); padding: 14px 26px;
  will-change: transform;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.18), inset 0 -2px 0 rgba(0,0,0,.32);
  transition: transform var(--dur-snap) var(--ease-snap), background var(--dur-snap) linear;
  animation: b-cta-breath 4.5s ease-out infinite;
}
[data-design="b"] .disp-cta__lamp {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--phosphor); box-shadow: var(--glow);
}
[data-design="b"] .disp-cta__arrow {
  display: inline-block;
  transition: transform var(--dur-snap) var(--ease-snap);
}
/* Acknowledge caption — hidden via display:none, NOT opacity:0 */
[data-design="b"] .disp-cta__ack {
  position: absolute; left: 0; top: calc(100% + 6px);
  white-space: nowrap;
  font-family: var(--font-readout); font-size: 14px;
  color: var(--phosphor); text-shadow: var(--glow);
  display: none;
}
[data-design="b"] .disp-cta[data-ack="true"] .disp-cta__ack { display: block; }
[data-design="b"] .disp-cta[data-ack="true"] .disp-cta__lamp {
  background: var(--phosphor-bright);
  box-shadow: 0 0 10px rgba(82,215,138,.8);
}

@media (hover: hover) and (pointer: fine) {
  [data-design="b"] .disp-cta:hover,
  [data-design="b"] .disp-cta:focus-visible {
    background: color-mix(in oklab, var(--channel-red), black 6%);
    transform: translateY(-1px);
  }
  [data-design="b"] .disp-cta:hover .disp-cta__arrow,
  [data-design="b"] .disp-cta:focus-visible .disp-cta__arrow { transform: translateX(5px); }
}
[data-design="b"] .disp-cta:focus-visible { outline: 3px solid var(--signal-amber); outline-offset: 4px; }
[data-design="b"] .disp-cta:active { transform: translateY(2px); box-shadow: inset 0 2px 0 rgba(0,0,0,.32); }

@keyframes b-cta-breath {
  0%, 100% { box-shadow: inset 0 1px 0 rgba(255,255,255,.18), inset 0 -2px 0 rgba(0,0,0,.32), 0 0 0 0 rgba(208,59,42,0); }
  50%       { box-shadow: inset 0 1px 0 rgba(255,255,255,.18), inset 0 -2px 0 rgba(0,0,0,.32), 0 0 0 8px rgba(208,59,42,.14); }
}
@media (prefers-reduced-motion: reduce) {
  [data-design="b"] .disp-cta { animation: none; transition: none; }
  [data-design="b"] .disp-cta__arrow { transition: none; }
}
@media (max-width: 560px) { [data-design="b"] .disp-cta { width: 100%; justify-content: center; font-size: 16px; } }
@media (max-width: 320px) { [data-design="b"] .disp-cta { padding: 12px 18px; } }

/* ============================================================
   E3 — Dispatch Ticker (ambient A)
   ============================================================ */
[data-design="b"] .disp-ticker {
  display: flex; align-items: center; gap: var(--space-channel); overflow: hidden;
  background: var(--screen);
  border-top: 1px solid var(--rule); border-bottom: 1px solid var(--rule);
  padding: 10px clamp(12px, 3vw, 24px);
}
[data-design="b"] .disp-ticker__id {
  flex: 0 0 auto; font-family: var(--font-stencil); letter-spacing: .14em;
  font-size: 12px; color: var(--muted);
  padding-right: var(--space-channel); border-right: 1px solid var(--rule);
}
[data-design="b"] .disp-ticker__window { position: relative; flex: 1 1 auto; overflow: hidden; }
[data-design="b"] .disp-ticker__track {
  display: inline-flex; gap: 36px; white-space: nowrap; will-change: transform;
  animation: b-ticker-scroll 22s var(--ease-linear) infinite;
}
[data-design="b"] .disp-ticker__window:hover .disp-ticker__track,
[data-design="b"] .disp-ticker__window:focus-within .disp-ticker__track,
[data-design="b"] .disp-ticker__track[data-paused="true"] { animation-play-state: paused; }
[data-design="b"] .disp-ticket {
  font-family: var(--font-readout); font-size: 20px; letter-spacing: .02em;
  color: var(--phosphor); text-shadow: var(--glow);
}
[data-design="b"] .disp-ticker__resume {
  position: absolute; right: 0; top: 50%; transform: translateY(-50%);
  font-family: var(--font-stencil); font-size: 11px; color: var(--signal-amber);
  background: var(--screen); padding-left: 10px;
  /* initially hidden via opacity transition, not opacity:0 at rest — use display toggle */
  display: none;
}
[data-design="b"] .disp-ticker__window:hover .disp-ticker__resume,
[data-design="b"] .disp-ticker__window:focus-within .disp-ticker__resume { display: block; }
[data-design="b"] .disp-ticker__static { display: none; list-style: none; margin: 0; padding: 0; }

@keyframes b-ticker-scroll { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }

@media (prefers-reduced-motion: reduce) {
  [data-design="b"] .disp-ticker { display: block; }
  [data-design="b"] .disp-ticker__window { display: none; }
  [data-design="b"] .disp-ticker__static { display: grid; gap: 6px; margin-top: 8px; }
  [data-design="b"] .disp-ticker__static .disp-ticket { font-size: 16px; white-space: normal; }
}
@media (max-width: 560px) {
  [data-design="b"] .disp-ticker__id { display: none; }
  [data-design="b"] .disp-ticket { font-size: 16px; }
}
@media (max-width: 320px) { [data-design="b"] .disp-ticker { padding: 8px 12px; } }

/* ============================================================
   E6 — Pointer (thermal-flow wayfinding; NOT a button; VISIBLE)
   Between hero and #funnel — the last element before #funnel
   ============================================================ */
[data-design="b"] .b-pointer {
  display: flex; align-items: center; justify-content: center;
  padding: 32px 16px 24px;
  background: var(--screen);
  /* Gate: wrapper must be opacity:1 + height ≥ 8px */
  opacity: 1;
}
[data-design="b"] .b-pointer__isotherm {
  display: flex; flex-direction: column; align-items: center; gap: 8px;
}
[data-design="b"] .b-pointer__line {
  display: block;
  width: 2px;
  height: 40px;
  background: linear-gradient(to bottom,
    color-mix(in oklab, #2a8ca0, #c87820 calc(var(--thermal-temp) * 100%)),
    color-mix(in oklab, #c87820, #2a8ca0 calc((1 - var(--thermal-temp)) * 40%))
  );
  border-radius: 1px;
  animation: b-pointer-draw 3.2s ease-out infinite;
}
@keyframes b-pointer-draw {
  0%   { transform: scaleY(0.4) translateY(-8px); opacity: .4; }
  40%  { transform: scaleY(1) translateY(0);     opacity: 1; }
  100% { transform: scaleY(1) translateY(0);     opacity: 1; }
}
[data-design="b"] .b-pointer__chevron {
  font-size: 20px; line-height: 1;
  color: color-mix(in oklab, var(--phosphor), var(--signal-amber) calc(var(--thermal-temp) * 100%));
  animation: b-pointer-pulse 3.2s ease-in-out infinite;
}
@keyframes b-pointer-pulse {
  0%, 100% { opacity: .6; transform: translateY(0); }
  50%       { opacity: 1;  transform: translateY(4px); }
}
[data-design="b"] .b-pointer__label {
  font-family: var(--font-stencil); font-size: 11px; letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted);
}

@media (prefers-reduced-motion: reduce) {
  [data-design="b"] .b-pointer__line { animation: none; opacity: 1; transform: none; }
  [data-design="b"] .b-pointer__chevron { animation: none; opacity: 1; }
}

/* ============================================================
   E5 — Tap-qualify Funnel: #funnel (planning conversion)
   ============================================================ */
[data-design="b"] .b-funnel-section {
  background: var(--console);
}
[data-design="b"] .disp-intake {
  padding: var(--space-room) clamp(16px, 4vw, 32px);
  background: var(--console);
}
[data-design="b"] .disp-intake__wrap {
  max-width: 1100px; margin: 0 auto;
  display: grid; gap: var(--space-bay);
  grid-template-columns: 1.2fr .8fr; align-items: start;
}
[data-design="b"] .disp-intake__title {
  font-family: var(--font-display); text-transform: uppercase;
  letter-spacing: .04em; font-size: clamp(24px, 4vw, 36px);
  color: var(--ink); margin: 0 0 8px;
}
[data-design="b"] .disp-intake__progress {
  font-family: var(--font-stencil); letter-spacing: .12em;
  font-size: 12px; color: var(--route-blue); margin: 0 0 var(--space-bay);
}
[data-design="b"] .disp-step { border: 0; padding: 0; margin: 0 0 var(--space-bay); display: none; }
[data-design="b"] .disp-step[data-active="true"] {
  display: block;
  animation: b-step-in var(--dur-snap) var(--ease-roll);
}
[data-design="b"] .disp-step__legend {
  font-family: var(--font-display); text-transform: uppercase;
  letter-spacing: .05em; font-size: 18px; color: var(--ink); padding: 0 0 12px;
}
@keyframes b-step-in { from { opacity: 0.4; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }

[data-design="b"] .disp-chan {
  display: grid; gap: 10px;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 140px), 1fr));
}
[data-design="b"] .disp-chan button {
  display: flex; align-items: center; gap: 10px; cursor: pointer; text-align: left;
  font-family: var(--font-display); text-transform: uppercase; letter-spacing: .04em;
  font-size: 14px; color: var(--ink);
  background: var(--console-deep); border: 1px solid var(--rule);
  border-radius: var(--radius-bezel); padding: 14px 16px; min-height: 44px;
  transition: border-color var(--dur-snap) var(--ease-snap), background var(--dur-snap) linear, color var(--dur-snap) linear;
}
[data-design="b"] .disp-chan button::before {
  content: ""; flex: 0 0 auto; width: 9px; height: 9px; border-radius: 50%;
  background: var(--rule);
  transition: background var(--dur-snap) linear, box-shadow var(--dur-snap) linear;
}
@media (hover: hover) and (pointer: fine) {
  [data-design="b"] .disp-chan button:hover { border-color: var(--route-blue); }
}
[data-design="b"] .disp-chan button[aria-checked="true"] {
  border-color: var(--phosphor); background: var(--screen); color: #fff;
}
[data-design="b"] .disp-chan button[aria-checked="true"]::before {
  background: var(--phosphor); box-shadow: var(--glow);
}
[data-design="b"] .disp-chan button:focus-visible { outline: 3px solid var(--signal-amber); outline-offset: 3px; }

[data-design="b"] .disp-dial { display: grid; gap: 10px; }
[data-design="b"] .disp-dial__ends {
  display: flex; justify-content: space-between;
  font-family: var(--font-stencil); letter-spacing: .1em;
  font-size: 11px; color: var(--muted);
}
[data-design="b"] .disp-dial input[type="range"] { width: 100%; accent-color: var(--channel-red); }
[data-design="b"] .disp-dial__read {
  font-family: var(--font-readout); font-size: 24px;
  color: var(--phosphor); text-shadow: var(--glow);
}

[data-design="b"] .disp-field { display: grid; gap: 6px; margin-bottom: var(--space-channel); }
[data-design="b"] .disp-field > span {
  font-family: var(--font-stencil); letter-spacing: .12em; font-size: 11px; color: var(--muted);
}
[data-design="b"] .disp-field input {
  font-family: var(--font-body); font-size: 16px; color: var(--ink);
  background: var(--console-deep); border: 1px solid var(--rule);
  border-radius: var(--radius-bezel); padding: 12px 14px;
  box-shadow: inset 0 1px 0 rgba(0,0,0,.18);
}
[data-design="b"] .disp-field input:focus-visible {
  outline: none; border-color: var(--route-blue);
  box-shadow: inset 0 1px 0 rgba(0,0,0,.18), 0 0 0 2px color-mix(in oklab, var(--route-blue), transparent 60%);
}
[data-design="b"] .disp-field__check {
  font-family: var(--font-readout); font-size: 16px;
  color: var(--phosphor); text-shadow: var(--glow);
  min-height: 20px; margin: 4px 0 0;
}

[data-design="b"] .disp-intake__actions { display: flex; gap: 12px; flex-wrap: wrap; }
[data-design="b"] .disp-btn {
  cursor: pointer; font-family: var(--font-display); text-transform: uppercase;
  letter-spacing: .05em; font-size: 16px; border-radius: var(--radius-pin);
  padding: 12px 22px; min-height: 44px; border: 1px solid var(--rule);
}
[data-design="b"] .disp-btn--ghost { background: transparent; color: var(--ink); }
[data-design="b"] .disp-btn--go { background: var(--route-blue); color: #fff; border-color: transparent; }
[data-design="b"] .disp-btn--dispatch {
  background: var(--channel-red); color: #fff; border-color: transparent;
  box-shadow: inset 0 -2px 0 rgba(0,0,0,.32);
}
[data-design="b"] .disp-btn:focus-visible { outline: 3px solid var(--signal-amber); outline-offset: 3px; }
[data-design="b"] .disp-btn:active { transform: translateY(2px); }
[data-design="b"] .disp-btn[disabled] { opacity: .6; cursor: default; }

/* Live panel */
[data-design="b"] .disp-panel {
  position: sticky; top: 84px;
  background: var(--screen); border: 1px solid var(--rule);
  border-radius: var(--radius-bezel); padding: var(--space-bay);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.05), inset 0 -1px 0 rgba(0,0,0,.4);
  transition: box-shadow var(--dur-snap) linear;
}
[data-design="b"] .disp-panel[data-urg="scheduled"] { box-shadow: inset 0 0 0 2px var(--phosphor), inset 0 1px 0 rgba(255,255,255,.05); }
[data-design="b"] .disp-panel[data-urg="soon"]      { box-shadow: inset 0 0 0 2px var(--signal-amber), inset 0 1px 0 rgba(255,255,255,.05); }
[data-design="b"] .disp-panel[data-urg="now"]       { box-shadow: inset 0 0 0 2px var(--channel-red), inset 0 1px 0 rgba(255,255,255,.05); }
[data-design="b"] .disp-panel__id {
  display: flex; align-items: center; gap: 8px; margin-bottom: var(--space-channel);
  font-family: var(--font-stencil); letter-spacing: .12em; font-size: 12px; color: var(--muted);
}
[data-design="b"] .disp-panel__lamp {
  width: 9px; height: 9px; border-radius: 50%; flex: 0 0 auto; background: var(--rule);
}
[data-design="b"] .disp-panel__lamp[data-strobe="true"] {
  animation: b-strobe var(--dur-strobe) var(--ease-strobe) 3;
}
[data-design="b"] .disp-panel__eta {
  display: flex; align-items: baseline; gap: 10px; margin-bottom: var(--space-channel);
}
[data-design="b"] .disp-panel__eta-label {
  font-family: var(--font-stencil); letter-spacing: .12em; font-size: 11px; color: var(--muted);
}
[data-design="b"] .disp-panel__eta .disp-digits {
  font-family: var(--font-readout); font-size: clamp(40px, 7vw, 56px);
  line-height: 1; color: var(--phosphor); text-shadow: var(--glow);
}
[data-design="b"] .disp-panel__rows {
  list-style: none; margin: 0; padding: 0; display: grid; gap: 8px;
}
[data-design="b"] .disp-panel__rows li {
  display: flex; justify-content: space-between; gap: 12px; padding-bottom: 6px;
  border-bottom: 1px solid var(--rule); font-family: var(--font-body);
  font-size: 13px; color: var(--ink-soft);
}
[data-design="b"] .disp-panel__rows b {
  font-family: var(--font-readout); color: var(--phosphor); text-shadow: var(--glow); font-size: 16px;
}
[data-design="b"] .disp-panel__ack {
  font-family: var(--font-readout); color: var(--phosphor-bright);
  text-shadow: var(--glow); min-height: 20px; margin: var(--space-channel) 0 0;
}

@keyframes b-strobe {
  0%, 100% { opacity: .3; }
  50% { opacity: 1; box-shadow: var(--glow); }
}
[data-design="b"] .disp-digits[data-rolling="true"] { animation: b-digit-roll var(--dur-tick) var(--ease-roll); }
@keyframes b-digit-roll {
  0%   { transform: translateY(-40%); opacity: .2; }
  50%  { opacity: 1; }
  100% { transform: translateY(0); opacity: 1; }
}

@media (prefers-reduced-motion: reduce) {
  [data-design="b"] .disp-step[data-active="true"] { animation: none; }
  [data-design="b"] .disp-panel__lamp[data-strobe="true"] { animation: none; opacity: 1; box-shadow: var(--glow); }
  [data-design="b"] .disp-digits[data-rolling="true"] { animation: none; }
}
@media (max-width: 768px) {
  [data-design="b"] .disp-intake__wrap { grid-template-columns: 1fr; }
  [data-design="b"] .disp-panel { position: static; }
}
@media (max-width: 390px) {
  [data-design="b"] .disp-intake__actions .disp-btn { flex: 1 1 auto; text-align: center; }
}
@media (max-width: 320px) { [data-design="b"] .disp-chan { grid-template-columns: 1fr; } }

/* ============================================================
   E4 — Services / Dispatch Board (ambient B mid-page)
   ============================================================ */
[data-design="b"] .b-services {
  background: color-mix(in oklab, var(--console), var(--screen) 30%);
}
[data-design="b"] .b-services__inner {
  max-width: 1280px; margin: 0 auto;
  padding: var(--space-room) clamp(16px, 4vw, 32px);
}
[data-design="b"] .disp-board__title {
  font-family: var(--font-display); text-transform: uppercase; letter-spacing: .04em;
  font-size: clamp(24px, 4vw, 36px); color: var(--ink); margin: 0 0 var(--space-bay);
}
[data-design="b"] .disp-board__grid {
  display: grid; gap: var(--space-channel);
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 220px), 1fr));
}
[data-design="b"] .disp-bay {
  background: var(--screen); border: 1px solid var(--rule); border-radius: var(--radius-bezel);
  padding: var(--space-bay);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.05), inset 0 -1px 0 rgba(0,0,0,.4);
}
[data-design="b"] .disp-bay__id {
  display: flex; align-items: center; gap: 8px; margin-bottom: 12px;
  font-family: var(--font-stencil); letter-spacing: .12em; font-size: 12px; color: var(--muted);
}
[data-design="b"] .disp-bay__lamp {
  width: 9px; height: 9px; border-radius: 50%; flex: 0 0 auto;
  background: var(--phosphor); box-shadow: var(--glow);
}
[data-design="b"] .disp-bay--live .disp-bay__lamp { animation: b-ch1-pulse 5s ease-in-out infinite; }
@keyframes b-ch1-pulse {
  0%, 100% { opacity: .85; }
  50%       { opacity: 1; box-shadow: 0 0 10px rgba(63,181,115,.8); }
}
[data-design="b"] .disp-bay__readout {
  font-family: var(--font-readout); font-size: clamp(28px, 5vw, 40px);
  line-height: 1; color: var(--phosphor); text-shadow: var(--glow); margin-bottom: 8px;
}
[data-design="b"] .disp-bay__meta {
  font-family: var(--font-body); color: var(--ink-soft); font-size: 14px;
  line-height: 1.55; margin: 0;
}

@media (prefers-reduced-motion: reduce) {
  [data-design="b"] .disp-bay--live .disp-bay__lamp { animation: none; opacity: 1; }
}
@media (max-width: 768px) {
  [data-design="b"] .b-services__inner { padding: var(--space-bay) 16px; }
}
@media (max-width: 390px) { [data-design="b"] .disp-bay__readout { font-size: 28px; } }
@media (max-width: 320px) { [data-design="b"] .disp-bay { padding: 16px; } }

/* ============================================================
   Trust / About — The Dispatch Desk
   ============================================================ */
[data-design="b"] .b-trust {
  background: var(--screen);
}
[data-design="b"] .b-trust__inner {
  max-width: 1280px; margin: 0 auto;
  padding: var(--space-room) clamp(16px, 4vw, 32px);
  display: grid; gap: var(--space-bay);
  grid-template-columns: 1.2fr .8fr; align-items: start;
}
[data-design="b"] .b-trust__heading {
  font-family: var(--font-display); text-transform: uppercase; letter-spacing: .04em;
  font-size: clamp(22px, 3.5vw, 32px); color: #fff; margin: 0 0 16px;
}
[data-design="b"] .b-trust__body {
  font-family: var(--font-body); font-size: clamp(16px, 1.5vw, 18px);
  line-height: 1.65; color: var(--ink-soft);
  max-width: 65ch; margin: 0;
}
[data-design="b"] .b-spec-row {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 10px 0; border-bottom: 1px solid var(--rule);
  font-family: var(--font-body); font-size: 14px;
}
[data-design="b"] .b-spec-row__label {
  font-family: var(--font-stencil); letter-spacing: .12em; font-size: 11px; color: var(--muted);
  flex: 0 0 auto;
}
[data-design="b"] .b-spec-row__val {
  display: flex; align-items: center; gap: 8px;
  font-family: var(--font-readout); font-size: 16px; color: var(--phosphor); text-shadow: var(--glow);
}
[data-design="b"] .b-spec-lamp {
  width: 7px; height: 7px; border-radius: 50%; flex: 0 0 auto; background: var(--rule);
}
[data-design="b"] .b-spec-lamp--on {
  background: var(--phosphor); box-shadow: var(--glow);
}
[data-design="b"] .b-spec-row__phone {
  font-family: var(--font-readout); font-size: 22px; color: var(--phosphor);
  text-shadow: var(--glow); text-decoration: none;
}
@media (hover: hover) and (pointer: fine) {
  [data-design="b"] .b-spec-row__phone:hover { color: var(--phosphor-bright); }
}

@media (max-width: 768px) {
  [data-design="b"] .b-trust__inner { grid-template-columns: 1fr; }
}

/* ============================================================
   Footer — Imprint Console
   ============================================================ */
[data-design="b"] .b-footer {
  background: var(--console-deep);
  border-top: 1px solid var(--rule);
}
[data-design="b"] .b-footer__inner {
  max-width: 1280px; margin: 0 auto;
  padding: var(--space-room) clamp(16px, 4vw, 32px) var(--space-rack);
}
[data-design="b"] .b-footer__firm {
  display: flex; align-items: center; gap: 10px; margin-bottom: var(--space-bay);
}
[data-design="b"] .b-footer__lamp {
  width: 9px; height: 9px; border-radius: 50%;
  background: var(--phosphor); box-shadow: var(--glow); flex: 0 0 auto;
}
[data-design="b"] .b-footer__name {
  font-family: var(--font-display); text-transform: uppercase; letter-spacing: .06em;
  font-size: clamp(16px, 2vw, 20px); color: var(--ink);
}
[data-design="b"] .b-footer__cols {
  display: grid; gap: var(--space-bay);
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 180px), 1fr));
  margin-bottom: var(--space-bay);
}
[data-design="b"] .b-footer__label {
  font-family: var(--font-stencil); letter-spacing: .12em; font-size: 11px;
  color: var(--muted); margin: 0 0 6px;
}
[data-design="b"] .b-footer__phone {
  font-family: var(--font-readout); font-size: 28px;
  color: var(--phosphor); text-shadow: var(--glow); text-decoration: none; display: block;
}
@media (hover: hover) and (pointer: fine) {
  [data-design="b"] .b-footer__phone:hover { color: var(--phosphor-bright); }
}
[data-design="b"] .b-footer__val {
  font-family: var(--font-body); font-size: 14px; color: var(--ink-soft);
  line-height: 1.55; margin: 0;
}
[data-design="b"] .b-footer__link {
  font-family: var(--font-body); font-size: 14px; color: var(--route-blue);
  text-decoration: none;
}
@media (hover: hover) and (pointer: fine) {
  [data-design="b"] .b-footer__link:hover { color: var(--phosphor); }
}
[data-design="b"] .b-footer__copy {
  font-family: var(--font-body); font-size: 12px; color: var(--muted); margin: 0;
  border-top: 1px solid var(--rule); padding-top: var(--space-channel);
}

/* ============================================================
   SCROLL-LINKED THERMAL WARMING — TRIAD-2
   Handled via JS (script.js) updating --thermal-temp on the
   [data-design="b"] root. CSS reads it live everywhere.
   All thermal color expressions already reference var(--thermal-temp).
   ============================================================ */

/* ============================================================
   SCROLL-REVEAL (TRIAD-2: genuine scroll-driven motion)
   Parallax + scroll-driven opacity on services + trust sections
   NOT a bare fade-in — transform-driven, scroll-linked via JS
   ============================================================ */
[data-design="b"] .disp-bay { transform: translateY(32px); opacity: 0; transition: transform 0.55s ease-out, opacity 0.55s ease-out; }
[data-design="b"] .disp-bay.b-in-view { transform: translateY(0); opacity: 1; }
[data-design="b"] .b-trust__inner > * { transform: translateY(24px); opacity: 0; transition: transform 0.6s ease-out, opacity 0.6s ease-out; }
[data-design="b"] .b-trust__inner > *.b-in-view { transform: translateY(0); opacity: 1; }

@media (prefers-reduced-motion: reduce) {
  [data-design="b"] .disp-bay { transform: none; opacity: 1; transition: none; }
  [data-design="b"] .b-trust__inner > * { transform: none; opacity: 1; transition: none; }
}

/* ============================================================
   WIDE-SCREEN CONTAINER GUARD (content windowed-center)
   ============================================================ */
@media (min-width: 1441px) {
  [data-design="b"] .b-hero__content,
  [data-design="b"] .disp-intake__wrap,
  [data-design="b"] .b-services__inner,
  [data-design="b"] .b-trust__inner,
  [data-design="b"] .b-footer__inner { max-width: 1380px; }
}

/* 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; }