/* ══════════════════════════════════════════════════════════════════════════
   Calibration design system — Design B slot
   ALL selectors scoped to [data-design="b"]
   Exposes --design-b-primary
   No [data-design="b"] anywhere in this file.
   ══════════════════════════════════════════════════════════════════════════ */

/* ── Token system ─────────────────────────────────────────────────────────── */
[data-design="b"] {
  /* Design-B primary (expose per contract) */
  --design-b-primary: #1F6BBF;

  /* Surface */
  --face:        #E6E7E5;
  --face-deep:   #D4D5D2;

  /* Ink */
  --ink:         #0E1014;
  --ink-soft:    #3C404A;
  --muted:       #7C7F86;
  --rule:        #1F2127;

  /* Signal */
  --phosphor:    #3FA86A;
  --amber:       #D89426;
  --signal-blue: #1F6BBF;
  --critical:    #B5251A;
  --seal:        #3FA86A;

  /* Typography */
  --font-display: "IBM Plex Sans Condensed", "Helvetica Neue Condensed", sans-serif;
  --font-body:    "IBM Plex Sans", system-ui, sans-serif;
  --font-mono:    "IBM Plex Mono", "JetBrains Mono", ui-monospace, monospace;

  /* Spacing (instrument-panel naming) */
  --space-tick:  2px;
  --space-step:  4px;
  --space-em:    8px;
  --space-cell:  16px;
  --space-bezel: 24px;
  --space-panel: 48px;
  --space-rack:  96px;
  --space-bay:   144px;

  /* Motion */
  --dur-snap:   100ms;
  --dur-damp:   320ms;
  --dur-trace:  720ms;
  --dur-sweep:  1200ms;
  --dur-drift:  3000ms;
  --ease-damp:  cubic-bezier(.4, .8, .4, 1);
  --ease-snap:  cubic-bezier(.7,  0, .84, 0);
  --ease-trace: cubic-bezier(.22, 1, .36,  1);
  --ease-drift: cubic-bezier(.45, .05, .55, .95);

  /* Radius */
  --radius-zero:  0;
  --radius-pin:   2px;
  --radius-bezel: 4px;

  /* Elevation — bezel recess only, no drop shadows */
  --shadow-bezel: inset 0 1px 0 rgba(255,255,255,.08), inset 0 -1px 0 rgba(0,0,0,.4);
  --shadow-press: inset 0 1px 0 rgba(0,0,0,.3);
  --shadow-rule:  0 1px 0 var(--rule);

  background:     var(--face);
  color:          var(--ink-soft);
  font-family:    var(--font-body);
  -webkit-font-smoothing: antialiased;
  font-size:      17px;
  line-height:    1.6;
}

[data-design="b"] * {
  box-sizing: border-box;
}

/* ── Dark mode ────────────────────────────────────────────────────────────── */
@media (prefers-color-scheme: dark) {
  [data-design="b"] {
    --face:        #101216;
    --face-deep:   #181B20;
    --ink:         #E8EAE7;
    --ink-soft:    #B4B8BE;
    --muted:       #7A7E86;
    --rule:        #9099A4;
    --phosphor:    #52C77F;
    --amber:       #F0AE40;
    --signal-blue: #3F8FE5;
    --critical:    #E4493B;
    --seal:        #52C77F;
    --shadow-bezel: inset 0 1px 0 rgba(255,255,255,.05), inset 0 -1px 0 rgba(0,0,0,.55);
  }
}

/* ══════════════════════════════════════════════════════════════════════════
   ELEMENT 1 — Animated minimalist header
   Logo + ONE phosphor-blip atmospheric layer + hamburger only
   ══════════════════════════════════════════════════════════════════════════ */

[data-design="b"] .cal-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: var(--face);
  border-bottom: 1px solid var(--rule);
}

[data-design="b"] .cal-header__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-cell);
  max-width: 1180px;
  margin: 0 auto;
  padding: var(--space-cell) clamp(14px, 5vw, 48px);
  min-height: 58px;
}

/* Logo — the ONE text child outside the drawer */
[data-design="b"] .cal-logo {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(13px, 2.5vw, 19px);
  letter-spacing: .01em;
  color: var(--ink);
  text-decoration: none;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: calc(100% - 60px);
}

[data-design="b"] .cal-logo__mark {
  display: block;
}

/* Atmospheric layer — phosphor blip tracing the base rule, 22s cycle */
[data-design="b"] .cal-header__scope {
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 2px;
  opacity: .9;
  background: linear-gradient(
    90deg,
    transparent 0 46%,
    var(--phosphor) 50%,
    transparent 54% 100%
  );
  background-size: 220% 100%;
  animation: b-scope-sweep 22s linear infinite;
}

@keyframes b-scope-sweep {
  from { background-position: 140% 0; }
  to   { background-position: -40%  0; }
}

/* Hamburger */
[data-design="b"] .cal-burger {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 0 10px;
  cursor: pointer;
  background: var(--face-deep);
  border: 1px solid var(--rule);
  border-radius: var(--radius-pin);
  flex-shrink: 0;
  transition: box-shadow var(--dur-snap) var(--ease-damp);
}

[data-design="b"] .cal-burger:hover {
  box-shadow: var(--shadow-bezel);
}

[data-design="b"] .cal-burger:focus-visible {
  outline: 2px solid var(--signal-blue);
  outline-offset: 2px;
}

[data-design="b"] .cal-burger__line {
  display: block;
  height: 1.5px;
  width: 100%;
  background: var(--ink);
  transition: transform var(--dur-snap) var(--ease-snap);
}

[data-design="b"] .cal-burger[aria-expanded="true"] .cal-burger__line:first-child {
  transform: translateY(3.5px) rotate(45deg);
}

[data-design="b"] .cal-burger[aria-expanded="true"] .cal-burger__line:last-child {
  transform: translateY(-3px) rotate(-45deg);
}

/* Drawer — Service-Bulletin sheet tips down from top rail */
[data-design="b"] .cal-drawer {
  position: fixed;
  inset: 0;
  z-index: 60;
}

[data-design="b"] .cal-drawer[hidden] {
  display: none;
}

[data-design="b"] .cal-drawer__scrim {
  position: absolute;
  inset: 0;
  background: rgba(8, 9, 12, .55);
  opacity: 0;
  transition: opacity 200ms var(--ease-trace);
}

[data-design="b"] .cal-drawer__sheet {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  max-width: 100%;
  background: var(--face);
  border-bottom: 2px solid var(--rule);
  box-shadow: var(--shadow-bezel);
  padding: var(--space-bezel) clamp(14px, 5vw, 48px) var(--space-panel);
  display: flex;
  flex-direction: column;
  gap: var(--space-em);
  transform: translateY(-100%);
  transition: transform 260ms var(--ease-damp);
}

[data-design="b"] .cal-drawer.is-open .cal-drawer__scrim { opacity: 1; }
[data-design="b"] .cal-drawer.is-open .cal-drawer__sheet  { transform: none; }

[data-design="b"] .cal-drawer__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-em);
}

[data-design="b"] .cal-drawer__id {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--muted);
}

[data-design="b"] .cal-drawer__esc {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--muted);
  background: none;
  border: 0;
  padding: 4px 8px;
  cursor: pointer;
  min-height: 44px;
  min-width: 44px;
}

[data-design="b"] .cal-navlink {
  font-family: var(--font-display);
  font-size: 21px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--ink-soft);
  text-decoration: none;
  padding: var(--space-em) 0;
  border-bottom: 1px solid var(--rule);
  transition: color var(--dur-snap) var(--ease-damp);
  min-height: 44px;
  display: flex;
  align-items: center;
}

[data-design="b"] .cal-navlink:hover { color: var(--signal-blue); }

[data-design="b"] .cal-drawer__phone {
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 600;
  color: var(--signal-blue);
  text-decoration: none;
  padding: var(--space-cell) 0;
  letter-spacing: .04em;
  min-height: 44px;
  display: flex;
  align-items: center;
}

[data-design="b"] .cal-drawer__phone:hover { text-decoration: underline; }

/* ══════════════════════════════════════════════════════════════════════════
   HERO — Front Panel substrate + text layer
   hero.md schematic: themed-movement, ONE animated layer
   All text opacity:1 at first paint
   ══════════════════════════════════════════════════════════════════════════ */

[data-design="b"] .cal-hero {
  position: relative;
  min-height: clamp(420px, 70vh, 700px);
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--face);
  border-bottom: 1px solid var(--rule);
}

/* Substrate layer — ONE animated layer behind text (hero.md schematic) */
[data-design="b"] .cal-hero__substrate {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

/* Phosphor voltage-gradient wash — slow continuous breath (perceptible, ongoing per v0.2.1) */
[data-design="b"] .cal-hero__wash {
  position: absolute;
  inset: 0;
  background: radial-gradient(
    ellipse 60% 50% at 75% 50%,
    rgba(63, 168, 106, 0.18) 0%,
    rgba(31, 107, 191, 0.12) 40%,
    transparent 70%
  );
  animation: b-hero-wash 6s var(--ease-drift) infinite alternate;
}

@keyframes b-hero-wash {
  0%   { opacity: 0.5; transform: scale(1); }
  100% { opacity: 1;   transform: scale(1.08); }
}

/* Schematic grid SVG */
[data-design="b"] .cal-hero__grid {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

[data-design="b"] .cal-grid__h,
[data-design="b"] .cal-grid__v {
  stroke: var(--rule);
  stroke-width: 0.5;
  opacity: 0.35;
}

/* Phasor ring — arrives, then breathes on a slow cycle */
[data-design="b"] .cal-hero__phasor-ring {
  fill: none;
  stroke: var(--phosphor);
  stroke-width: 1.5;
  opacity: 0;
  stroke-dasharray: 1131;
  stroke-dashoffset: 1131;
  animation:
    b-phasor-draw   1.8s var(--ease-trace)  0.3s  1  forwards,
    b-phasor-breath 5s   var(--ease-drift)  2.5s  infinite;
}

@keyframes b-phasor-draw {
  to { stroke-dashoffset: 0; opacity: 0.55; }
}

@keyframes b-phasor-breath {
  0%, 100% { opacity: 0.35; }
  50%       { opacity: 0.65; }
}

/* Phasor arm — rotating sweep, continuous after arrival */
[data-design="b"] .cal-hero__phasor-arm {
  stroke: var(--phosphor);
  stroke-width: 2;
  opacity: 0;
  transform-origin: 900px 320px;
  transform-box: view-box;
  animation:
    b-arm-appear  0.4s  var(--ease-trace)  2s  1  forwards,
    b-arm-sweep   18s   linear             2.5s  infinite;
}

@keyframes b-arm-appear {
  to { opacity: 0.7; }
}

@keyframes b-arm-sweep {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

/* Node pulses — off-axis from headline */
[data-design="b"] .cal-hero__node {
  fill: var(--phosphor);
  opacity: 0;
  animation: b-node-pulse 4s var(--ease-drift) infinite;
}

[data-design="b"] .cal-hero__node--a { animation-delay: 0.8s;  animation-duration: 4.2s; }
[data-design="b"] .cal-hero__node--b { animation-delay: 1.6s;  animation-duration: 3.8s; }
[data-design="b"] .cal-hero__node--c { animation-delay: 2.4s;  animation-duration: 4.6s; }

@keyframes b-node-pulse {
  0%, 100% { opacity: 0.2; r: 4; }
  50%       { opacity: 0.8; r: 6; }
}

/* Hero content — z-index above substrate, opacity:1 at first paint */
[data-design="b"] .cal-hero__content {
  position: relative;
  z-index: 1;
  max-width: 1180px;
  width: 100%;
  margin: 0 auto;
  padding: clamp(48px, 8vh, 96px) clamp(14px, 5vw, 48px);
}

[data-design="b"] .cal-hero__top-rail {
  display: flex;
  gap: var(--space-panel);
  flex-wrap: wrap;
  align-items: center;
  padding-bottom: var(--space-cell);
  border-bottom: 1px solid var(--rule);
  margin-bottom: var(--space-bezel);
  opacity: 1;
}

[data-design="b"] .cal-hero__headline {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(28px, 5vw, 52px);
  line-height: 1.05;
  color: var(--ink);
  max-width: 22ch;
  margin: 0 0 var(--space-cell);
  opacity: 1;
}

[data-design="b"] .cal-hero__subtitle {
  font-family: var(--font-body);
  font-size: clamp(15px, 2vw, 18px);
  color: var(--ink-soft);
  max-width: 52ch;
  margin: 0 0 var(--space-em);
  line-height: 1.5;
  opacity: 1;
}

[data-design="b"] .cal-hero__proof {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--muted);
  letter-spacing: .08em;
  margin: 0 0 var(--space-panel);
  opacity: 1;
}

/* ══════════════════════════════════════════════════════════════════════════
   ELEMENT 2 — Animated CTA (phone CTA — electrical's Element 2)
   ══════════════════════════════════════════════════════════════════════════ */

[data-design="b"] .cal-cta {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: var(--space-em);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 16px;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--ink);
  text-decoration: none;
  background: var(--face-deep);
  border: 1px solid var(--rule);
  border-radius: var(--radius-pin);
  padding: 14px 22px;
  will-change: transform;
  min-height: 48px;
  animation: b-cta-breath 4.4s var(--ease-drift) infinite;
  transition:
    transform    var(--dur-snap) var(--ease-damp),
    box-shadow   var(--dur-snap) var(--ease-damp);
}

@keyframes b-cta-breath {
  0%, 100% { box-shadow: 0 0 0 0   rgba(31, 107, 191, 0); }
  50%       { box-shadow: 0 0 0 3px color-mix(in srgb, var(--signal-blue) 22%, transparent); }
}

[data-design="b"] .cal-cta__key {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .04em;
  color: var(--muted);
  background: var(--face);
  border: 1px solid var(--rule);
  border-radius: var(--radius-pin);
  padding: 2px 5px;
  box-shadow: var(--shadow-bezel);
}

/* Armed-channel hairline — damps in along top edge on intent */
[data-design="b"] .cal-cta__arm {
  position: absolute;
  left: 10px;
  top: -1px;
  height: 2px;
  width: 0;
  background: var(--signal-blue);
  transition: width var(--dur-damp) var(--ease-damp);
}

[data-design="b"] .cal-cta__arrow {
  transition: transform var(--dur-snap) var(--ease-damp);
  flex-shrink: 0;
}

[data-design="b"] .cal-cta:hover,
[data-design="b"] .cal-cta:focus-visible {
  outline: none;
  animation-play-state: paused;
  color: var(--ink);
}

[data-design="b"] .cal-cta:hover .cal-cta__arm,
[data-design="b"] .cal-cta:focus-visible .cal-cta__arm {
  width: calc(100% - 20px);
}

[data-design="b"] .cal-cta:hover .cal-cta__arrow {
  transform: translateY(3px);
}

[data-design="b"] .cal-cta:focus-visible {
  box-shadow: 0 0 0 2px var(--face), 0 0 0 4px var(--signal-blue);
}

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

[data-design="b"] .cal-cta--inline {
  font-size: 14px;
  padding: 11px 18px;
  margin-top: var(--space-cell);
}

/* ══════════════════════════════════════════════════════════════════════════
   Shared instrument primitives (reused across all elements)
   ══════════════════════════════════════════════════════════════════════════ */

[data-design="b"] .cal-panel {
  background: var(--face);
  border: 1px solid var(--rule);
  border-radius: var(--radius-zero);
  padding: var(--space-bezel);
}

[data-design="b"] .cal-silk {
  font-family: var(--font-display);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .16em;
  font-size: 12px;
  color: var(--muted);
}

[data-design="b"] .cal-silk--ch { color: var(--ink-soft); }

[data-design="b"] .cal-readout {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  color: var(--ink);
}

[data-design="b"] .cal-readout--live { color: var(--phosphor); }

[data-design="b"] .cal-readout--sm {
  font-size: 22px;
  line-height: 1;
}

[data-design="b"] .cal-readout--sm-mono {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--ink-soft);
}

[data-design="b"] .cal-readout__unit {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--muted);
  letter-spacing: .08em;
  display: block;
  margin-top: var(--space-step);
}

[data-design="b"] .cal-cell {
  display: flex;
  flex-direction: column;
  gap: var(--space-step);
  padding: var(--space-cell);
  background: var(--face-deep);
  border: 1px solid var(--rule);
  border-radius: var(--radius-bezel);
  box-shadow: var(--shadow-bezel);
}

[data-design="b"] .cal-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  padding: 3px 9px;
  border-radius: var(--radius-pin);
  box-shadow: var(--shadow-bezel);
}

[data-design="b"] .cal-badge--spec {
  color: var(--phosphor);
  border: 1px solid var(--phosphor);
}

[data-design="b"] .cal-badge--warn {
  color: var(--amber);
  border: 1px solid var(--amber);
}

[data-design="b"] .cal-badge--armed {
  color: var(--signal-blue);
  border: 1px solid var(--signal-blue);
}

[data-design="b"] .cal-section-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(22px, 4vw, 36px);
  line-height: 1.15;
  color: var(--ink);
  margin: var(--space-em) 0 var(--space-cell);
}

[data-design="b"] .cal-section-body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  color: var(--ink-soft);
  max-width: 62ch;
  margin: 0 0 var(--space-em);
}

/* ══════════════════════════════════════════════════════════════════════════
   ELEMENT 6 — Pointer (between hero and funnel)
   Animated, current-aware. NOT a button. Visibly rendered.
   Wrapper: opacity:1, bounding-box height >= 8px at all viewports.
   ══════════════════════════════════════════════════════════════════════════ */

[data-design="b"] .cal-pointer {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-em);
  padding: var(--space-panel) clamp(14px, 5vw, 48px);
  /* CRITICAL: opacity:1, visible, height > 8px */
  opacity: 1;
  min-height: 80px;
}

[data-design="b"] .cal-pointer__svg {
  width: min(320px, 80vw);
  height: 48px;
  display: block;
  overflow: visible;
}

/* Copper trace — draws left to right on first paint, then nodes illuminate */
[data-design="b"] .cal-ptr__trace {
  stroke: var(--phosphor);
  stroke-width: 1.5;
  stroke-dasharray: 320;
  stroke-dashoffset: 320;
  animation: b-ptr-draw 1.2s var(--ease-trace) 0.2s 1 forwards;
}

@keyframes b-ptr-draw {
  to { stroke-dashoffset: 0; }
}

[data-design="b"] .cal-ptr__node {
  fill: none;
  stroke: var(--phosphor);
  stroke-width: 1.5;
  opacity: 0;
}

[data-design="b"] .cal-ptr__node--1 { animation: b-ptr-node 5s var(--ease-drift) 1.4s infinite; }
[data-design="b"] .cal-ptr__node--2 { animation: b-ptr-node 5s var(--ease-drift) 1.8s infinite; }
[data-design="b"] .cal-ptr__node--3 { animation: b-ptr-node 5s var(--ease-drift) 2.2s infinite; }
[data-design="b"] .cal-ptr__node--4 { animation: b-ptr-node 5s var(--ease-drift) 2.6s infinite; }

@keyframes b-ptr-node {
  0%, 100% { opacity: 0.2; }
  30%, 60%  { opacity: 0.9; }
}

[data-design="b"] .cal-ptr__drop {
  stroke: var(--phosphor);
  stroke-width: 1.5;
  opacity: 0;
  stroke-dasharray: 16;
  stroke-dashoffset: 16;
  animation: b-ptr-drop 0.6s var(--ease-trace) 1.5s 1 forwards;
}

@keyframes b-ptr-drop {
  to { stroke-dashoffset: 0; opacity: 0.7; }
}

[data-design="b"] .cal-ptr__label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--muted);
  text-transform: uppercase;
  opacity: 1;
}

/* ══════════════════════════════════════════════════════════════════════════
   ELEMENT 5 — 5-step scheduling funnel (interactive)
   id="schedule", data-mf-role="funnel"
   ══════════════════════════════════════════════════════════════════════════ */

[data-design="b"] .cal-interactive {
  max-width: 1180px;
  margin: 0 auto;
  padding: var(--space-rack) clamp(14px, 5vw, 48px);
}

[data-design="b"] .cal-intake {
  max-width: 680px;
}

[data-design="b"] .cal-est {
  display: flex;
  flex-direction: column;
  gap: var(--space-bezel);
  margin-top: var(--space-cell);
}

[data-design="b"] .cal-est__channels {
  border: 0;
  margin: 0;
  padding: 0;
}

[data-design="b"] .cal-est__channels legend {
  padding: 0;
  margin-bottom: var(--space-em);
  display: block;
  width: 100%;
}

[data-design="b"] .cal-chanrow {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-em);
}

[data-design="b"] .cal-chan {
  position: relative;
  cursor: pointer;
}

/* Radio input visually hidden but accessible */
[data-design="b"] .cal-chan input {
  position: absolute;
  opacity: 0;
  inset: 0;
  cursor: pointer;
  width: 100%;
  height: 100%;
  margin: 0;
}

[data-design="b"] .cal-chan span {
  display: inline-block;
  font-family: var(--font-display);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .1em;
  font-size: 13px;
  color: var(--ink-soft);
  background: var(--face-deep);
  border: 1px solid var(--rule);
  border-radius: var(--radius-pin);
  padding: 11px 14px;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  box-shadow: var(--shadow-bezel);
  transition:
    color      var(--dur-snap) var(--ease-damp),
    box-shadow var(--dur-snap) var(--ease-damp);
}

/* Armed channel — signal-blue top hairline */
[data-design="b"] .cal-chan input:checked + span {
  color: var(--ink);
  box-shadow: var(--shadow-bezel), inset 0 2px 0 var(--signal-blue);
}

[data-design="b"] .cal-chan input:focus-visible + span {
  outline: 2px solid var(--signal-blue);
  outline-offset: 2px;
}

/* Funnel steps — spacing */
[data-design="b"] .cal-funnel-step {
  display: flex;
  flex-direction: column;
  gap: var(--space-em);
}

/* Location input, contact inputs, textarea */
[data-design="b"] .cal-location-input {
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--ink);
  background: var(--face-deep);
  border: 1px solid var(--rule);
  border-radius: var(--radius-bezel);
  padding: var(--space-cell);
  width: 100%;
  max-width: 420px;
  box-shadow: var(--shadow-bezel);
  transition: border-color var(--dur-snap) var(--ease-damp);
  min-height: 48px;
}

[data-design="b"] .cal-location-input:focus {
  outline: none;
  border-color: var(--signal-blue);
}

[data-design="b"] .cal-location-input::placeholder {
  color: var(--muted);
}

[data-design="b"] .cal-textarea {
  min-height: 100px;
  resize: vertical;
  line-height: 1.5;
}

[data-design="b"] .cal-contact-fields {
  display: flex;
  flex-direction: column;
  gap: var(--space-cell);
  margin-top: var(--space-cell);
}

[data-design="b"] .cal-field-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-step);
}

[data-design="b"] .cal-est__dial {
  display: flex;
  flex-direction: column;
  gap: var(--space-em);
}

/* Emergency shortcut — uses display:none / block toggle (never opacity) */
[data-design="b"] .cal-emergency-shortcut {
  display: none;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-cell);
  margin-top: var(--space-cell);
  padding: var(--space-cell);
  background: var(--face-deep);
  border: 1px solid var(--amber);
  border-radius: var(--radius-bezel);
}

[data-design="b"] .cal-emergency-shortcut__text {
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--ink-soft);
}

[data-design="b"] .cal-emergency-shortcut__text a {
  color: var(--signal-blue);
  font-family: var(--font-mono);
}

[data-design="b"] .cal-est__submit {
  align-self: flex-start;
  font-family: var(--font-display);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .12em;
  font-size: 14px;
  color: var(--face);
  background: var(--ink);
  border: 1px solid var(--ink);
  border-radius: var(--radius-pin);
  padding: 13px 24px;
  cursor: pointer;
  min-height: 48px;
  transition:
    box-shadow var(--dur-snap) var(--ease-damp),
    transform  var(--dur-snap) var(--ease-damp);
}

[data-design="b"] .cal-est__submit:hover {
  box-shadow: 0 0 0 2px var(--signal-blue);
}

[data-design="b"] .cal-est__submit:focus-visible {
  outline: none;
  box-shadow: 0 0 0 2px var(--face), 0 0 0 4px var(--signal-blue);
}

[data-design="b"] .cal-est__submit:active {
  box-shadow: var(--shadow-press);
  transform: translateY(1px);
}

[data-design="b"] .cal-est__micro {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--muted);
  margin: 0;
}

/* Ticket armed — display:none by default; toggle to display:flex on submit (never opacity:0) */
[data-design="b"] .cal-ticket {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-cell);
  border-top: 1px solid var(--rule);
  padding-top: var(--space-cell);
  animation: b-ticket-arm var(--dur-trace) var(--ease-trace) both;
}

[data-design="b"] .cal-ticket[hidden] {
  display: none;
}

@keyframes b-ticket-arm {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: none; }
}

[data-design="b"] .cal-ticket__spec {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--ink-soft);
}

/* ══════════════════════════════════════════════════════════════════════════
   SERVICES — Channel grid (mid-page)
   ══════════════════════════════════════════════════════════════════════════ */

[data-design="b"] .cal-services {
  background: var(--face-deep);
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}

[data-design="b"] .cal-services__inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: var(--space-rack) clamp(14px, 5vw, 48px);
}

[data-design="b"] .cal-services__head {
  margin-bottom: var(--space-panel);
}

[data-design="b"] .cal-services__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: var(--space-bezel);
}

[data-design="b"] .cal-svc-panel {
  display: flex;
  flex-direction: column;
  gap: var(--space-em);
  transition: box-shadow var(--dur-snap) var(--ease-damp);
  cursor: default;
}

[data-design="b"] .cal-svc-panel:hover {
  box-shadow: var(--shadow-bezel), inset 0 2px 0 var(--signal-blue);
}

[data-design="b"] .cal-svc-desc {
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.6;
  color: var(--ink-soft);
  flex: 1;
  margin: 0;
}

[data-design="b"] .cal-svc-cta {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--signal-blue);
  text-decoration: none;
  letter-spacing: .04em;
  margin-top: auto;
  min-height: 44px;
}

[data-design="b"] .cal-svc-cta:hover {
  text-decoration: underline;
}

/* ══════════════════════════════════════════════════════════════════════════
   ELEMENT 4 — Ambient animated content segment B (performance scope)
   Service Area section — different motion/metaphor from hero substrate
   ══════════════════════════════════════════════════════════════════════════ */

[data-design="b"] .cal-ambient-b {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
  gap: var(--space-panel);
  align-items: center;
  max-width: 1180px;
  margin: 0 auto;
  padding: var(--space-rack) clamp(14px, 5vw, 48px);
}

[data-design="b"] .cal-b__caption {
  max-width: 46ch;
  color: var(--ink-soft);
  font-size: 15px;
  line-height: 1.65;
  margin: var(--space-em) 0;
}

[data-design="b"] .cal-scope {
  background: var(--face-deep);
  border: 1px solid var(--rule);
  border-radius: var(--radius-bezel);
  box-shadow: var(--shadow-bezel);
  padding: var(--space-cell);
}

[data-design="b"] .cal-scope__svg {
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  display: block;
}

[data-design="b"] .cal-scope__grid line {
  stroke: var(--rule);
  stroke-width: .5;
  opacity: .6;
}

[data-design="b"] .cal-scope__limit {
  stroke: var(--amber);
  stroke-width: 1;
  stroke-dasharray: 4 4;
  opacity: .8;
}

[data-design="b"] .cal-scope__series {
  stroke: var(--ink-soft);
  stroke-width: 1.5;
  stroke-linejoin: round;
}

[data-design="b"] .cal-scope__beam {
  stroke: var(--phosphor);
  stroke-width: 2.5;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: 14 1400;
  filter: drop-shadow(0 0 3px var(--phosphor));
  animation: b-scope-trace 14s linear infinite;
}

@keyframes b-scope-trace {
  from { stroke-dashoffset: 1414; }
  to   { stroke-dashoffset: 0; }
}

[data-design="b"] .cal-ambient-b.is-paused .cal-scope__beam {
  animation-play-state: paused;
}

/* ══════════════════════════════════════════════════════════════════════════
   ABOUT — Specification Sheet
   ══════════════════════════════════════════════════════════════════════════ */

[data-design="b"] .cal-about {
  background: var(--face-deep);
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}

[data-design="b"] .cal-about__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-panel);
  max-width: 1180px;
  margin: 0 auto;
  padding: var(--space-rack) clamp(14px, 5vw, 48px);
  align-items: start;
}

[data-design="b"] .cal-spec-sheet {
  display: flex;
  flex-direction: column;
  gap: 0;
  border: 1px solid var(--rule);
  border-radius: var(--radius-bezel);
  overflow: hidden;
}

[data-design="b"] .cal-spec-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-cell);
  padding: var(--space-cell);
  border-bottom: 1px solid var(--rule);
  flex-wrap: wrap;
}

[data-design="b"] .cal-spec-row:last-child {
  border-bottom: 0;
}

/* ══════════════════════════════════════════════════════════════════════════
   FOOTER — Serial Plate
   ══════════════════════════════════════════════════════════════════════════ */

[data-design="b"] .cal-footer {
  background: var(--face);
  border-top: 2px solid var(--rule);
  margin-top: var(--space-rack);
}

[data-design="b"] .cal-footer__inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: var(--space-panel) clamp(14px, 5vw, 48px);
  display: grid;
  grid-template-columns: 1fr 1fr 2fr;
  gap: var(--space-panel);
  align-items: start;
}

[data-design="b"] .cal-footer__firm {
  display: flex;
  flex-direction: column;
  gap: var(--space-step);
}

[data-design="b"] .cal-footer__loc {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--muted);
  letter-spacing: .06em;
}

[data-design="b"] .cal-footer__contact {
  display: flex;
  flex-direction: column;
  gap: var(--space-em);
}

[data-design="b"] .cal-footer__phone,
[data-design="b"] .cal-footer__email {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--signal-blue);
  text-decoration: none;
  letter-spacing: .04em;
  min-height: 44px;
  display: flex;
  align-items: center;
}

[data-design="b"] .cal-footer__phone:hover,
[data-design="b"] .cal-footer__email:hover {
  text-decoration: underline;
}

[data-design="b"] .cal-footer__meta {
  display: flex;
  flex-direction: column;
  gap: var(--space-step);
}

[data-design="b"] .cal-footer__svc,
[data-design="b"] .cal-footer__area,
[data-design="b"] .cal-footer__copy {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--muted);
  letter-spacing: .04em;
  line-height: 1.6;
}

/* Barcode-style hairline pattern */
[data-design="b"] .cal-footer__barcode {
  height: 8px;
  background: repeating-linear-gradient(
    90deg,
    var(--rule) 0,
    var(--rule) 2px,
    transparent 2px,
    transparent 6px
  );
  opacity: .4;
}

/* ══════════════════════════════════════════════════════════════════════════
   reduced-motion fallbacks (on every signature interaction)
   ══════════════════════════════════════════════════════════════════════════ */

@media (prefers-reduced-motion: reduce) {
  /* Element 1 */
  [data-design="b"] .cal-header__scope { animation: none; background-position: 8% 0; }
  [data-design="b"] .cal-drawer__sheet,
  [data-design="b"] .cal-drawer__scrim { transition: none; }

  /* Element 2 */
  [data-design="b"] .cal-cta { animation: none; }
  [data-design="b"] .cal-cta,
  [data-design="b"] .cal-cta__arm,
  [data-design="b"] .cal-cta__arrow { transition: none; }

  /* Hero substrate */
  [data-design="b"] .cal-hero__wash { animation: none; opacity: 0.6; }
  [data-design="b"] .cal-hero__phasor-ring {
    animation: none;
    stroke-dashoffset: 0;
    opacity: 0.45;
  }
  [data-design="b"] .cal-hero__phasor-arm { animation: none; opacity: 0.5; }
  [data-design="b"] .cal-hero__node { animation: none; opacity: 0.5; }

  /* Element 4 */
  [data-design="b"] .cal-scope__beam { animation: none; opacity: 0; }

  /* Element 5 */
  [data-design="b"] .cal-chan span { transition: none; }
  [data-design="b"] .cal-est__submit { transition: none; }
  [data-design="b"] .cal-ticket { animation: none; }

  /* Pointer */
  [data-design="b"] .cal-ptr__trace { animation: none; stroke-dashoffset: 0; }
  [data-design="b"] .cal-ptr__node  { animation: none; opacity: 0.6; }
  [data-design="b"] .cal-ptr__drop  { animation: none; stroke-dashoffset: 0; opacity: 0.7; }
}

/* ══════════════════════════════════════════════════════════════════════════
   Responsive breakpoints
   ══════════════════════════════════════════════════════════════════════════ */

@media (max-width: 1024px) {
  [data-design="b"] .cal-footer__inner {
    grid-template-columns: 1fr 1fr;
  }
  [data-design="b"] .cal-footer__meta {
    grid-column: 1 / -1;
  }
}

@media (max-width: 768px) {
  [data-design="b"] .cal-about__inner {
    grid-template-columns: 1fr;
  }
  [data-design="b"] .cal-ambient-b {
    grid-template-columns: 1fr;
    gap: var(--space-bezel);
  }
  [data-design="b"] .cal-footer__inner {
    grid-template-columns: 1fr;
    gap: var(--space-cell);
  }
}

@media (max-width: 560px) {
  [data-design="b"] .cal-navlink { font-size: 19px; }
  [data-design="b"] .cal-services__grid { grid-template-columns: 1fr; }
}

@media (max-width: 390px) {
  [data-design="b"] .cal-logo { font-size: 13px; }
  [data-design="b"] .cal-hero__headline { font-size: 24px; }
  [data-design="b"] .cal-cta { width: 100%; justify-content: center; }
  [data-design="b"] .cal-est__submit { width: 100%; text-align: center; }
}

@media (max-width: 320px) {
  [data-design="b"] .cal-header__bar { padding-left: 12px; padding-right: 12px; }
  [data-design="b"] .cal-hero__content { padding-left: 12px; padding-right: 12px; }
}

/* ══════════════════════════════════════════════════════════════════════════
   DEFENSIVE OVERFLOW / SCROLL CONTAINMENT
   Scoped to .dq-design to avoid leaking onto shared chrome-kit modal.
   NEVER bare [data-design] descendant rules here.
   ══════════════════════════════════════════════════════════════════════════ */
[data-design="b"].dq-design,
[data-design="b"] .dq-design {
  max-width: 100%;
  overflow-x: clip;
}

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

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

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