/* =======================================================================
   Austin Electrician — Design B (bazalgette-drainage, Site B)
   ALL selectors scoped to [data-design="b"] .dq-design or [data-design="b"] descendants.
   Site B palette: INVERTED from default bazalgette-drainage —
     deep iron/indigo ground, brass/glaze accents, vellum type.
   Visually distinct from Site A (which would use the light vellum ground).
   Zero layout-prop animations. All hover transforms inside @media (hover).
   ======================================================================= */

/* ── DESIGN TOKENS — Site B dark-mode palette ── */
[data-design="b"].dq-design {
  --bz-b-vellum:   #f3ead4;   /* warm cream — used for type on dark ground */
  --bz-b-iron:     #1c2528;   /* oxidized iron — primary page background */
  --bz-b-iron-mid: #242e32;   /* slightly lighter iron — card/section backgrounds */
  --bz-b-indigo:   #1d2848;   /* Prussian indigo — section contrast backgrounds */
  --bz-b-glaze:    #245c5e;   /* De Morgan tile glaze — accent / trace */
  --bz-b-brass:    #8b6a2f;   /* oxidized brass — hairline / cartouche */
  --bz-b-brass-lt: #c69a52;   /* lighter brass — highlights */
  --bz-b-rule:     #3a342a;   /* chart-paper rule on dark */
  --bz-b-rule-lt:  #5a5244;   /* lighter rule */
  --bz-b-muted:    #9a948a;   /* muted text */
  --bz-b-critical: #d8634e;
  --bz-b-success:  #7a9a64;

  /* Motion tokens */
  --bz-ease-engine:  cubic-bezier(0.4, 0, 0.2, 1);
  --bz-ease-inscribe: cubic-bezier(0.65, 0, 0.35, 1);
  --bz-ease-settle:  cubic-bezier(0.16, 1, 0.3, 1);
  --bz-pulse:    4600ms;
  --bz-inscribe: 1400ms;
  --bz-settle:   280ms;
  --bz-fast:     140ms;

  /* Spacing (6px base) */
  --bz-course: 6px;
  --bz-row:    12px;
  --bz-band:   24px;
  --bz-bay:    48px;
  --bz-vault:  96px;
  --bz-nave:   144px;

  --bz-radius-0: 0px;
  --bz-radius-1: 2px;
  --bz-radius-cartouche: 4px;

  /* Design-b primary color exposed */
  --design-b-primary: var(--bz-b-glaze);
}

/* ── GLOBAL RESET for this slice ── */
[data-design="b"].dq-design,
[data-design="b"] .dq-design {
  max-width: 100%;
  overflow-x: clip;
  box-sizing: border-box;
  background: var(--bz-b-iron);
  color: var(--bz-b-vellum);
}
[data-design="b"].dq-design * {
  min-width: 0;
  box-sizing: border-box;
}
[data-design="b"].dq-design img,
[data-design="b"].dq-design svg:not([data-keep-size]) {
  max-width: 100%;
  height: auto;
}

/* ── HEADER (E1) ── */
[data-design="b"] .bz-header {
  position: sticky; top: 0; z-index: 40;
  background: var(--bz-b-iron);
  border-bottom: 1px solid var(--bz-b-rule);
  overflow: hidden;
  isolation: isolate;
  /* No backdrop-filter:blur — PERF-6 compliance */
}

[data-design="b"] .bz-header__sweep {
  position: absolute; inset: 0;
  background: linear-gradient(90deg,
    transparent 0%,
    color-mix(in oklab, var(--bz-b-glaze), transparent 82%) 40%,
    color-mix(in oklab, var(--bz-b-glaze), transparent 55%) 50%,
    color-mix(in oklab, var(--bz-b-glaze), transparent 82%) 60%,
    transparent 100%);
  background-size: 220% 100%;
  animation: bz-b-header-sweep 26s linear infinite;
  pointer-events: none; z-index: 0;
}

[data-design="b"] .bz-header__crosshatch {
  position: absolute; inset: 0;
  background-image:
    repeating-linear-gradient(45deg,
      color-mix(in oklab, var(--bz-b-glaze), transparent 80%) 0 1px,
      transparent 1px 11px),
    repeating-linear-gradient(-45deg,
      color-mix(in oklab, var(--bz-b-glaze), transparent 84%) 0 1px,
      transparent 1px 14px);
  opacity: 0.35;
  animation: bz-b-header-breathe 19s ease-in-out infinite;
  pointer-events: none; z-index: 0;
}

[data-design="b"] .bz-header__bar {
  position: relative; z-index: 1;
  display: flex; align-items: center; justify-content: space-between;
  max-width: 1280px; margin: 0 auto;
  padding: clamp(12px, 2vw, 22px) clamp(16px, 4vw, 40px);
  gap: 16px;
}

[data-design="b"] .bz-logo {
  text-decoration: none;
  color: var(--bz-b-vellum);
}
[data-design="b"] .bz-logo__mark {
  font-family: 'Cormorant SC', 'Trajan Pro', Georgia, serif;
  font-weight: 600;
  letter-spacing: 0.16em;
  font-size: clamp(18px, 2.2vw, 26px);
  text-transform: uppercase;
}

[data-design="b"] .bz-hamburger {
  background: transparent;
  border: 1px solid var(--bz-b-rule-lt);
  width: 44px; height: 44px;
  display: inline-flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 5px;
  cursor: pointer;
  border-radius: var(--bz-radius-1);
  transition: border-color var(--bz-fast) var(--bz-ease-settle);
}
@media (hover: hover) and (pointer: fine) {
  [data-design="b"] .bz-hamburger:hover { border-color: var(--bz-b-glaze); }
}
[data-design="b"] .bz-hamburger:focus-visible { border-color: var(--bz-b-glaze); outline: none; }
[data-design="b"] .bz-hamburger__rule {
  display: block; width: 20px; height: 1px; background: var(--bz-b-vellum);
}

[data-design="b"] .bz-drawer[hidden] { display: none; }
[data-design="b"] .bz-drawer {
  position: fixed; inset: 0; z-index: 60;
  background: color-mix(in oklab, var(--bz-b-iron), transparent 20%);
  display: flex; justify-content: flex-end;
}
[data-design="b"] .bz-drawer__plate {
  background: var(--bz-b-iron-mid);
  width: min(420px, 88vw); height: 100%;
  padding: 48px 32px;
  border-left: 1px solid var(--bz-b-rule-lt);
  display: flex; flex-direction: column; gap: 24px;
  transform: translateX(8px);
  animation: bz-b-drawer-tip-in 320ms var(--bz-ease-settle) forwards;
}
[data-design="b"] .bz-drawer__eyebrow {
  font-family: 'Cormorant SC', Georgia, serif;
  text-transform: uppercase; letter-spacing: 0.18em;
  font-size: 13px; color: var(--bz-b-muted);
}
[data-design="b"] .bz-drawer__nav { display: flex; flex-direction: column; gap: 14px; }
[data-design="b"] .bz-drawer__link {
  font-family: 'Cormorant SC', Georgia, serif;
  font-size: 28px; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--bz-b-vellum); text-decoration: none;
  display: flex; align-items: baseline; gap: 14px;
  padding-bottom: 8px; border-bottom: 1px solid var(--bz-b-rule);
}
@media (hover: hover) and (pointer: fine) {
  [data-design="b"] .bz-drawer__link:hover {
    color: var(--bz-b-glaze); border-bottom-color: var(--bz-b-brass-lt);
  }
}
[data-design="b"] .bz-drawer__num {
  font-family: ui-monospace, monospace; font-size: 14px; color: var(--bz-b-brass-lt); min-width: 28px;
}
[data-design="b"] .bz-drawer__phone {
  font-family: 'Cormorant SC', Georgia, serif;
  font-size: 22px; letter-spacing: 0.1em;
  color: var(--bz-b-glaze); text-decoration: none;
  padding: 12px 0; border-bottom: 1px solid var(--bz-b-rule);
}
[data-design="b"] .bz-drawer__close {
  margin-top: auto; align-self: flex-start;
  background: transparent; border: 1px solid var(--bz-b-rule-lt);
  padding: 10px 18px; cursor: pointer;
  font-family: 'Cormorant SC', Georgia, serif; letter-spacing: 0.14em;
  text-transform: uppercase; font-size: 13px; color: var(--bz-b-vellum);
}

/* ── HERO (E3 backdrop + text) ── */
[data-design="b"] .bz-hero {
  position: relative;
  isolation: isolate;                /* topmost text container */
  min-height: 75vh;
  display: flex; align-items: center;
  overflow: hidden;
  background: var(--bz-b-iron);
  padding: clamp(80px, 12vw, 144px) clamp(16px, 4vw, 40px) clamp(64px, 10vw, 120px);
}

/* Backdrop: pointer-events:none enforced via inline style AND here */
[data-design="b"] .bz-hero__backdrop {
  position: absolute; inset: 0; z-index: 0;
  pointer-events: none;
  overflow: hidden;
  color: var(--bz-b-glaze);
}
[data-design="b"] .bz-hero__grid-svg {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
}
[data-design="b"] .bz-hero__grid-rect {
  color: var(--bz-b-rule-lt);
  animation: bz-b-grid-breathe 6s ease-in-out infinite;
}
/* Voltage-rise trace lines — scroll-parallax handled in JS; CSS provides sustained ambient */
[data-design="b"] .bz-hero__trace--1 {
  stroke-dasharray: 100;
  stroke-dashoffset: 100;
  animation: bz-b-trace-draw 2s var(--bz-ease-inscribe) forwards,
             bz-b-trace-pulse 5s 2s ease-in-out infinite;
}
[data-design="b"] .bz-hero__trace--2 {
  stroke-dasharray: 100;
  stroke-dashoffset: 100;
  animation: bz-b-trace-draw 2.4s 0.4s var(--bz-ease-inscribe) forwards,
             bz-b-trace-pulse 6.5s 2.4s ease-in-out infinite;
}
[data-design="b"] .bz-hero__node--1 {
  animation: bz-b-node-pulse 4600ms 0.5s var(--bz-ease-engine) infinite;
}
[data-design="b"] .bz-hero__node--2 {
  animation: bz-b-node-pulse 4600ms 1.2s var(--bz-ease-engine) infinite;
}
[data-design="b"] .bz-hero__node--3 {
  animation: bz-b-node-pulse 5200ms 0.8s var(--bz-ease-engine) infinite;
}
[data-design="b"] .bz-hero__glow-rect {
  animation: bz-b-glow-breathe 6s ease-in-out infinite;
}

/* Hero text container — z-index ABOVE all backdrop layers */
[data-design="b"] .bz-hero__content {
  position: relative; z-index: 2;
  max-width: 800px;
  margin: 0 auto;
  display: flex; flex-direction: column; gap: clamp(12px, 2vw, 20px);
}

[data-design="b"] .bz-hero__headline {
  font-family: 'Cormorant SC', 'Trajan Pro', Georgia, serif;
  font-size: clamp(34px, 5.5vw, 80px);
  font-weight: 600; letter-spacing: 0.04em; line-height: 1.05;
  color: var(--bz-b-vellum);
  margin: 0;
  opacity: 1;  /* HARD: must be 1 at first paint — never opacity:0 */
  text-transform: uppercase;
}

[data-design="b"] .bz-hero__subtitle {
  font-family: 'Source Serif Pro', 'Charter', Georgia, serif;
  font-size: clamp(16px, 2vw, 20px);
  line-height: 1.55;
  color: color-mix(in oklab, var(--bz-b-vellum), transparent 15%);
  margin: 0;
  opacity: 1;
}

[data-design="b"] .bz-hero__proof {
  font-family: ui-monospace, monospace;
  font-size: clamp(12px, 1.2vw, 14px);
  letter-spacing: 0.1em;
  color: var(--bz-b-brass-lt);
  margin: 0;
  opacity: 1;
}

/* E2: Phone CTA — data-mf-role="cta" */
[data-design="b"] .bz-cta-phone {
  position: relative; isolation: isolate;
  display: inline-flex; align-items: center; gap: 12px;
  padding: 18px 32px;
  border-radius: var(--bz-radius-cartouche);
  background: var(--bz-b-glaze);
  color: var(--bz-b-vellum);
  font-family: 'Cormorant SC', 'Trajan Pro', Georgia, serif;
  font-size: clamp(16px, 1.8vw, 20px);
  letter-spacing: 0.16em; text-transform: uppercase;
  text-decoration: none; cursor: pointer;
  overflow: hidden;
  min-height: 56px; min-width: 200px;   /* ≥44×44 tap target */
  transition: transform 220ms var(--bz-ease-settle), background 200ms ease;
  will-change: transform;
  align-self: flex-start;
  opacity: 1;
}
[data-design="b"] .bz-cta-phone__inset {
  position: absolute; inset: 4px; pointer-events: none;
  border: 1px solid var(--bz-b-brass-lt);
  border-radius: 2px;
  animation: bz-b-cta-pulse var(--bz-pulse) var(--bz-ease-engine) infinite;
}
[data-design="b"] .bz-cta-phone__icon {
  display: inline-flex; flex-shrink: 0;
  opacity: 1;
}
[data-design="b"] .bz-cta-phone__label {
  opacity: 1;
}
[data-design="b"] .bz-cta-phone__ink {
  position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(circle at var(--ink-x, 50%) var(--ink-y, 50%),
    color-mix(in oklab, var(--bz-b-vellum), transparent 65%) 0%, transparent 60%);
  opacity: 0;
}
[data-design="b"] .bz-cta-phone.bz-stamping .bz-cta-phone__ink {
  animation: bz-b-ink-spread 480ms var(--bz-ease-settle) 1;
}
[data-design="b"] .bz-cta-phone:active {
  transform: translateY(2px) scale(0.99);
}
@media (hover: hover) and (pointer: fine) {
  [data-design="b"] .bz-cta-phone:hover {
    background: color-mix(in oklab, var(--bz-b-glaze), white 12%);
  }
}
[data-design="b"] .bz-cta-phone:focus-visible {
  outline: 2px solid var(--bz-b-brass-lt); outline-offset: 4px;
}

/* Trust chip */
[data-design="b"] .bz-trust-chip {
  font-family: ui-monospace, monospace;
  font-size: 12px; letter-spacing: 0.08em;
  color: var(--bz-b-muted);
  opacity: 1;
}

/* ── POINTER (E6) — data-mf-role="pointer" ── */
[data-design="b"] .bz-pointer {
  display: flex;
  justify-content: center;
  padding: clamp(40px, 8vw, 80px) 16px clamp(56px, 10vw, 96px);
  /* Ensures static bbox height >> 8px: total padding alone ~80px minimum */
}
[data-design="b"] .bz-pointer__hit {
  position: relative;
  display: inline-block;
  width: 2px;
  height: 96px;
  text-decoration: none;
  color: var(--bz-b-glaze);
  opacity: 1;   /* Never opacity:0 — gate hard-fails pointer_invisible */
}
[data-design="b"] .bz-pointer__pipe {
  position: absolute; inset: 0;
  background: linear-gradient(to bottom, transparent 0%, currentColor 100%);
  transform-origin: top center;
  animation: bz-b-pointer-fill 5s ease-in-out infinite;
  opacity: 0.7;
}
[data-design="b"] .bz-pointer__drop {
  position: absolute;
  left: 50%; bottom: -4px;
  width: 8px; height: 8px;
  margin-left: -4px;
  background: currentColor;
  border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
  transform: translateY(-72px) scale(0.4);
  opacity: 0;
  animation: bz-b-pointer-drip 5s ease-in infinite;
}

/* ── FUNNEL (E5) — id="funnel", data-mf-role="funnel" ── */
[data-design="b"] .bz-ticket {
  max-width: 880px; margin: 0 auto;
  padding: clamp(48px, 7vw, 96px) clamp(16px, 4vw, 40px);
  display: flex; flex-direction: column; gap: 28px;
  background: var(--bz-b-iron);
}
[data-design="b"] .bz-ticket__head { display: flex; flex-direction: column; gap: 10px; }
[data-design="b"] .bz-ticket__eyebrow {
  font-family: 'Cormorant SC', Georgia, serif; text-transform: uppercase;
  letter-spacing: 0.18em; font-size: 13px; color: var(--bz-b-brass-lt);
}
[data-design="b"] .bz-ticket__title {
  font-family: 'Cormorant SC', 'Trajan Pro', Georgia, serif;
  font-size: clamp(28px, 3.6vw, 44px); letter-spacing: 0.04em;
  color: var(--bz-b-vellum); margin: 0;
}
[data-design="b"] .bz-ticket__lede {
  font-family: 'Source Serif Pro', Georgia, serif;
  font-size: 17px; line-height: 1.55; color: var(--bz-b-vellum); margin: 0;
}
[data-design="b"] .bz-ticket__tel {
  color: var(--bz-b-glaze); text-decoration: underline;
}
[data-design="b"] .bz-ticket__progress {
  list-style: none; display: flex; gap: 14px; padding: 0; margin: 0;
  border-bottom: 1px solid var(--bz-b-rule-lt); padding-bottom: 14px;
}
[data-design="b"] .bz-ticket__pip {
  display: inline-flex; align-items: center; justify-content: center;
  font-family: ui-monospace, monospace; font-size: 12px;
  width: 32px; height: 32px;
  border: 1px solid var(--bz-b-rule-lt); border-radius: 2px;
  color: var(--bz-b-muted); background: var(--bz-b-iron-mid);
  transition: border-color 200ms, color 200ms, background 200ms;
}
[data-design="b"] .bz-ticket__pip.is-active {
  border-color: var(--bz-b-brass-lt); color: var(--bz-b-vellum);
}
[data-design="b"] .bz-ticket__pip.is-done {
  background: var(--bz-b-glaze); color: var(--bz-b-vellum); border-color: var(--bz-b-glaze);
}
[data-design="b"] .bz-ticket__form {
  border: 1px solid var(--bz-b-rule-lt);
  padding: clamp(20px, 3vw, 36px);
  background: var(--bz-b-iron-mid);
}
[data-design="b"] .bz-folio { border: 0; padding: 0; margin: 0; }
[data-design="b"] .bz-folio[hidden] { display: none; }
[data-design="b"] .bz-folio.is-active {
  animation: bz-b-folio-in 320ms var(--bz-ease-settle) forwards;
}
[data-design="b"] .bz-folio__legend {
  font-family: 'Cormorant SC', Georgia, serif; text-transform: uppercase;
  letter-spacing: 0.16em; font-size: 18px; color: var(--bz-b-vellum);
  margin-bottom: 18px; padding: 0;
}
[data-design="b"] .bz-folio__choices {
  display: grid; gap: 10px; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}
[data-design="b"] .bz-choice {
  display: flex; align-items: center; gap: 12px;
  border: 1px solid var(--bz-b-rule-lt); padding: 14px 16px;
  cursor: pointer; background: var(--bz-b-iron);
  font-family: 'Source Serif Pro', Georgia, serif; font-size: 16px;
  color: var(--bz-b-vellum);
  transition: border-color 80ms ease, background 80ms ease;
  min-height: 44px;
}
[data-design="b"] .bz-choice input { accent-color: var(--bz-b-glaze); }
@media (hover: hover) and (pointer: fine) {
  [data-design="b"] .bz-choice:hover { border-color: var(--bz-b-brass-lt); }
}
[data-design="b"] .bz-choice:has(input:checked) {
  border-color: var(--bz-b-glaze);
  background: color-mix(in oklab, var(--bz-b-glaze), var(--bz-b-iron) 85%);
}
[data-design="b"] .bz-field {
  display: flex; flex-direction: column; gap: 6px; margin-bottom: 16px;
}
[data-design="b"] .bz-field__label {
  font-family: 'Cormorant SC', Georgia, serif; text-transform: uppercase;
  letter-spacing: 0.14em; font-size: 12px; color: var(--bz-b-muted);
}
[data-design="b"] .bz-field input,
[data-design="b"] .bz-field__textarea {
  border: 0; border-bottom: 1px solid var(--bz-b-rule-lt);
  background: transparent; padding: 8px 0; font-size: 17px;
  font-family: 'Source Serif Pro', Georgia, serif;
  color: var(--bz-b-vellum); outline: none;
  transition: border-color 200ms;
  width: 100%;
}
[data-design="b"] .bz-field input:focus,
[data-design="b"] .bz-field__textarea:focus {
  border-bottom: 2px solid var(--bz-b-glaze);
}
[data-design="b"] .bz-field__textarea { resize: vertical; min-height: 100px; }
[data-design="b"] .bz-field-note {
  font-family: ui-monospace, monospace; font-size: 13px;
  color: var(--bz-b-muted); margin: 4px 0 0;
}
[data-design="b"] .bz-summary {
  font-family: 'Source Serif Pro', Georgia, serif; font-size: 16px;
  border-left: 2px solid var(--bz-b-brass-lt); padding: 8px 16px;
  color: var(--bz-b-vellum);
}
[data-design="b"] .bz-summary dl {
  margin: 0; display: grid; grid-template-columns: 140px 1fr; gap: 6px 16px;
}
[data-design="b"] .bz-summary dt {
  font-family: 'Cormorant SC', Georgia, serif; text-transform: uppercase;
  letter-spacing: 0.14em; font-size: 12px; color: var(--bz-b-muted);
}
[data-design="b"] .bz-summary dd { margin: 0; color: var(--bz-b-vellum); }
[data-design="b"] .bz-ticket__nav {
  display: flex; gap: 12px; margin-top: 24px;
}
[data-design="b"] .bz-stamp {
  font-family: 'Cormorant SC', Georgia, serif; text-transform: uppercase;
  letter-spacing: 0.16em; font-size: 13px;
  padding: 12px 22px; cursor: pointer; border-radius: 2px;
  transition: background 160ms ease, transform 80ms ease;
  min-height: 44px;
}
[data-design="b"] .bz-stamp--primary {
  background: var(--bz-b-glaze); color: var(--bz-b-vellum);
  border: 1px solid var(--bz-b-glaze);
}
@media (hover: hover) and (pointer: fine) {
  [data-design="b"] .bz-stamp--primary:hover {
    background: color-mix(in oklab, var(--bz-b-glaze), white 10%);
  }
}
[data-design="b"] .bz-stamp--primary:active { transform: translateY(1px); }
[data-design="b"] .bz-stamp--secondary {
  background: transparent; color: var(--bz-b-vellum);
  border: 1px solid var(--bz-b-rule-lt);
}
@media (hover: hover) and (pointer: fine) {
  [data-design="b"] .bz-stamp--secondary:hover { border-color: var(--bz-b-brass-lt); }
}
[data-design="b"] .bz-emergency-cta {
  font-family: 'Source Serif Pro', Georgia, serif;
  font-size: 15px; color: var(--bz-b-glaze); margin-top: 10px;
}
[data-design="b"] .bz-ticket__receipt[hidden] { display: none; }
[data-design="b"] .bz-ticket__receipt {
  border: 1px solid var(--bz-b-brass-lt); padding: clamp(20px, 3vw, 36px);
  background: var(--bz-b-iron-mid);
  animation: bz-b-receipt-stamp 460ms var(--bz-ease-settle) forwards;
  text-align: center;
}
[data-design="b"] .bz-cartouche-final {
  display: inline-flex; flex-direction: column; gap: 6px;
  padding: 16px 32px; border: 1.5px solid var(--bz-b-brass-lt);
  background: color-mix(in oklab, var(--bz-b-brass), var(--bz-b-iron) 78%);
  border-radius: 3px;
}
[data-design="b"] .bz-cartouche-final__eyebrow {
  font-family: 'Cormorant SC', Georgia, serif; text-transform: uppercase;
  letter-spacing: 0.2em; font-size: 13px; color: var(--bz-b-brass-lt);
}
[data-design="b"] .bz-cartouche-final__no {
  font-family: ui-monospace, monospace; font-size: 14px; color: var(--bz-b-vellum);
}
[data-design="b"] .bz-ticket__thanks {
  font-family: 'Source Serif Pro', Georgia, serif;
  font-size: 17px; color: var(--bz-b-vellum); margin-top: 20px;
}

/* ── SERVICES ── */
[data-design="b"] .bz-services {
  max-width: 1280px; margin: 0 auto;
  padding: clamp(56px, 8vw, 96px) clamp(16px, 4vw, 40px);
}
[data-design="b"] .bz-services__head {
  display: flex; flex-direction: column; gap: 12px; margin-bottom: 36px;
}
[data-design="b"] .bz-section__eyebrow {
  font-family: 'Cormorant SC', Georgia, serif; text-transform: uppercase;
  letter-spacing: 0.18em; font-size: 13px; color: var(--bz-b-brass-lt);
}
[data-design="b"] .bz-services__title,
[data-design="b"] .bz-section__title {
  font-family: 'Cormorant SC', 'Trajan Pro', Georgia, serif;
  font-size: clamp(28px, 3.6vw, 44px); letter-spacing: 0.04em;
  line-height: 1.1; color: var(--bz-b-vellum); margin: 0;
}
[data-design="b"] .bz-services__lede,
[data-design="b"] .bz-section__lede {
  font-family: 'Source Serif Pro', 'Charter', Georgia, serif;
  font-size: 17px; line-height: 1.55; color: var(--bz-b-vellum); margin: 0;
}
[data-design="b"] .bz-services__index {
  list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 0;
}
[data-design="b"] .bz-services__item {
  display: flex; align-items: baseline; gap: 14px;
  padding: 14px 0; border-bottom: 1px solid var(--bz-b-rule);
  font-family: 'Source Serif Pro', Georgia, serif;
  font-size: clamp(16px, 1.8vw, 20px); color: var(--bz-b-vellum);
}
[data-design="b"] .bz-services__num {
  font-family: ui-monospace, monospace; font-size: 14px;
  color: var(--bz-b-brass-lt); min-width: 32px;
}
[data-design="b"] .bz-services__rule { flex: 1; }
[data-design="b"] .bz-services__cta { margin-top: 32px; }

/* ── AMBIENT B — Sectional Plate (E4) ── */
[data-design="b"] .bz-section {
  max-width: 1280px; margin: 0 auto;
  padding: clamp(48px, 7vw, 96px) clamp(16px, 4vw, 40px);
  display: grid; grid-template-columns: 1fr; gap: 32px;
  background: var(--bz-b-indigo);
}
[data-design="b"] .bz-section__head {
  display: flex; flex-direction: column; gap: 12px; max-width: 64ch;
}
[data-design="b"] .bz-section__plate {
  border: 1px solid var(--bz-b-rule-lt);
  background: var(--bz-b-iron-mid);
  padding: clamp(16px, 3vw, 28px);
  color: var(--bz-b-glaze);
}
[data-design="b"] .bz-section__svg { width: 100%; height: auto; display: block; }
[data-design="b"] .bz-section__legend {
  font-family: ui-monospace, monospace; font-size: 13px; color: var(--bz-b-muted);
}
/* Inscribe animation — triggered by .is-drawn class from IntersectionObserver */
[data-design="b"] .bz-line {
  stroke-dasharray: 100; stroke-dashoffset: 100;
}
[data-design="b"] .bz-section.is-drawn .bz-line {
  animation: bz-b-inscribe 1400ms var(--bz-ease-inscribe) forwards;
}
[data-design="b"] .bz-section.is-drawn .bz-line:nth-of-type(2) { animation-delay: 150ms; }
[data-design="b"] .bz-section.is-drawn .bz-line:nth-of-type(3) { animation-delay: 300ms; }
[data-design="b"] .bz-section.is-drawn .bz-line:nth-of-type(4) { animation-delay: 450ms; }
[data-design="b"] .bz-section.is-drawn .bz-line:nth-of-type(5) { animation-delay: 600ms; }
[data-design="b"] .bz-section.is-drawn .bz-line:nth-of-type(6) { animation-delay: 750ms; }
[data-design="b"] .bz-section.is-drawn .bz-line:nth-of-type(7) { animation-delay: 900ms; }
[data-design="b"] .bz-section.is-drawn .bz-line:nth-of-type(8) { animation-delay: 1050ms; }
[data-design="b"] .bz-section.is-drawn .bz-line:nth-of-type(9) { animation-delay: 1200ms; }
[data-design="b"] .bz-section.is-drawn .bz-line:nth-of-type(10) { animation-delay: 1350ms; }
[data-design="b"] .bz-section.is-drawn .bz-line:nth-of-type(11) { animation-delay: 1500ms; }
[data-design="b"] .bz-section.is-drawn .bz-line:nth-of-type(12) { animation-delay: 1650ms; }
[data-design="b"] .bz-section.is-drawn .bz-line:nth-of-type(13) { animation-delay: 1800ms; }
[data-design="b"] .bz-callout { opacity: 0; }
[data-design="b"] .bz-section.is-drawn .bz-callout {
  animation: bz-b-callout-pop 380ms var(--bz-ease-settle) forwards;
}
[data-design="b"] .bz-section.is-drawn .bz-callout:nth-of-type(1) { animation-delay: 1900ms; }
[data-design="b"] .bz-section.is-drawn .bz-callout:nth-of-type(2) { animation-delay: 2050ms; }
[data-design="b"] .bz-section.is-drawn .bz-callout:nth-of-type(3) { animation-delay: 2200ms; }

/* ── ABOUT (E3 beam engine ambient) ── */
[data-design="b"] .bz-about {
  max-width: 1280px; margin: 0 auto;
  padding: clamp(56px, 8vw, 96px) clamp(16px, 4vw, 40px);
  display: grid; grid-template-columns: 1fr 1fr; gap: clamp(24px, 4vw, 64px);
  align-items: center;
}
[data-design="b"] .bz-engine {
  border: 1px solid var(--bz-b-rule);
  background: var(--bz-b-iron-mid);
  padding: 16px;
  color: var(--bz-b-glaze);
}
[data-design="b"] .bz-engine__svg { width: 100%; height: auto; display: block; }
[data-design="b"] .bz-engine__beam {
  transform-origin: 200px 100px;
  animation: bz-b-beam-rock 4600ms var(--bz-ease-engine) infinite;
}
[data-design="b"] .bz-engine__water {
  animation: bz-b-beam-water 4600ms var(--bz-ease-engine) infinite;
}
[data-design="b"] .bz-engine__wheel {
  animation: bz-b-beam-wheel 12000ms linear infinite;
}
[data-design="b"] .bz-about__copy {
  display: flex; flex-direction: column; gap: 16px;
}
[data-design="b"] .bz-about__title {
  font-family: 'Cormorant SC', 'Trajan Pro', Georgia, serif;
  font-size: clamp(28px, 3.6vw, 44px); letter-spacing: 0.04em;
  color: var(--bz-b-vellum); margin: 0;
}
[data-design="b"] .bz-about__body {
  font-family: 'Source Serif Pro', 'Charter', Georgia, serif;
  font-size: 17px; line-height: 1.55; color: var(--bz-b-vellum);
  max-width: 60ch;
}

/* ── SERVICE AREA ── */
[data-design="b"] .bz-area {
  background: var(--bz-b-indigo);
  padding: clamp(56px, 8vw, 96px) clamp(16px, 4vw, 40px);
  text-align: center;
}
[data-design="b"] .bz-area__title {
  font-family: 'Cormorant SC', Georgia, serif;
  font-size: clamp(26px, 3vw, 40px); letter-spacing: 0.06em;
  color: var(--bz-b-vellum); margin: 0 0 16px;
}
[data-design="b"] .bz-area__body {
  font-family: 'Source Serif Pro', Georgia, serif;
  font-size: 17px; line-height: 1.55; color: var(--bz-b-vellum); margin: 0 0 24px;
}

/* ── INLINE PHONE (mid-page CTAs) ── */
[data-design="b"] .bz-inline-phone {
  display: inline-block;
  font-family: 'Cormorant SC', Georgia, serif;
  font-size: 20px; letter-spacing: 0.12em;
  color: var(--bz-b-glaze); text-decoration: none;
  padding: 8px 0; border-bottom: 1px solid var(--bz-b-glaze);
  transition: color 150ms ease, border-color 150ms ease;
  min-height: 44px;
}
@media (hover: hover) and (pointer: fine) {
  [data-design="b"] .bz-inline-phone:hover {
    color: var(--bz-b-brass-lt); border-color: var(--bz-b-brass-lt);
  }
}

/* ── FOOTER ── */
[data-design="b"] .bz-footer {
  background: var(--bz-b-iron);
  padding: 0;
}
[data-design="b"] .bz-footer__brick-rule {
  height: 6px;
  background: repeating-linear-gradient(90deg,
    var(--bz-b-brass) 0, var(--bz-b-brass) 5px,
    var(--bz-b-iron) 5px, var(--bz-b-iron) 8px);
  opacity: 0.5;
}
[data-design="b"] .bz-footer__content {
  max-width: 1280px; margin: 0 auto;
  padding: clamp(32px, 5vw, 64px) clamp(16px, 4vw, 40px);
  display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 32px;
  align-items: start;
}
[data-design="b"] .bz-footer__col {
  display: flex; flex-direction: column; gap: 8px;
}
[data-design="b"] .bz-footer__col--right { text-align: right; align-items: flex-end; }
[data-design="b"] .bz-footer__meta {
  font-family: ui-monospace, monospace; font-size: 12px;
  color: var(--bz-b-muted); letter-spacing: 0.06em;
}
[data-design="b"] .bz-footer__phone {
  font-family: 'Cormorant SC', Georgia, serif;
  font-size: 22px; letter-spacing: 0.12em;
  color: var(--bz-b-glaze); text-decoration: none;
}
@media (hover: hover) and (pointer: fine) {
  [data-design="b"] .bz-footer__phone:hover { color: var(--bz-b-brass-lt); }
}
[data-design="b"] .bz-footer__nav {
  display: flex; flex-direction: column; gap: 6px;
}
[data-design="b"] .bz-footer__nav a {
  font-family: ui-monospace, monospace; font-size: 13px;
  color: var(--bz-b-muted); text-decoration: none;
}
@media (hover: hover) and (pointer: fine) {
  [data-design="b"] .bz-footer__nav a:hover { color: var(--bz-b-vellum); }
}

/* ── SCROLL PARALLAX — TRIAD-2: scroll-linked hero parallax ──
   Applied via JS scroll handler; CSS provides the transition smoothing.
   Uses transform:translateY only — no layout props. ── */
[data-design="b"] .bz-hero__backdrop {
  will-change: transform;
  transition: transform 0.05s linear;
}

/* ── @KEYFRAMES — all prefixed bz-b-, no layout props ── */
@keyframes bz-b-header-sweep {
  from { background-position: -110% 0; }
  to   { background-position: 110% 0; }
}
@keyframes bz-b-header-breathe {
  0%, 100% { opacity: 0.22; }
  50%      { opacity: 0.42; }
}
@keyframes bz-b-drawer-tip-in {
  from { transform: translateX(40px); opacity: 0; }
  to   { transform: translateX(0);   opacity: 1; }
}
@keyframes bz-b-grid-breathe {
  0%, 100% { opacity: 0.6; }
  50%      { opacity: 1.0; }
}
/* trace draw-in: stroke-dashoffset 100→0 */
@keyframes bz-b-trace-draw {
  to { stroke-dashoffset: 0; }
}
/* trace sustained ambient pulse after draw */
@keyframes bz-b-trace-pulse {
  0%, 100% { opacity: 0.5; }
  50%      { opacity: 1.0; }
}
@keyframes bz-b-node-pulse {
  0%, 100% { transform: scale(1);    opacity: 0.6; }
  50%      { transform: scale(1.6);  opacity: 1.0; }
}
@keyframes bz-b-glow-breathe {
  0%, 100% { opacity: 0.6; }
  50%      { opacity: 1.0; }
}
@keyframes bz-b-cta-pulse {
  0%, 100% { transform: scale(1);     opacity: 0.8; }
  50%      { transform: scale(1.012); opacity: 1; }
}
@keyframes bz-b-ink-spread {
  0%   { opacity: 0.8; transform: scale(0.4); }
  100% { opacity: 0;   transform: scale(2.2); }
}
@keyframes bz-b-pointer-fill {
  0%, 100% { transform: scaleY(0.4); opacity: 0.45; }
  60%      { transform: scaleY(1);   opacity: 0.85; }
}
@keyframes bz-b-pointer-drip {
  0%, 55%  { transform: translateY(-72px) scale(0.4); opacity: 0; }
  70%      { transform: translateY(-72px) scale(1);   opacity: 1; }
  92%      { transform: translateY(0)     scale(1);   opacity: 1; }
  100%     { transform: translateY(0)     scale(0.2); opacity: 0; }
}
@keyframes bz-b-folio-in {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes bz-b-receipt-stamp {
  0%   { opacity: 0; transform: scale(0.96); }
  60%  { opacity: 1; transform: scale(1.01); }
  100% { opacity: 1; transform: scale(1); }
}
@keyframes bz-b-inscribe {
  to { stroke-dashoffset: 0; }
}
@keyframes bz-b-callout-pop {
  from { opacity: 0; transform: translateY(4px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes bz-b-beam-rock {
  0%, 100% { transform: rotate(-3deg); }
  50%      { transform: rotate(3deg); }
}
@keyframes bz-b-beam-water {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-60px); }
}
@keyframes bz-b-beam-wheel {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

/* ── REDUCED MOTION ── */
@media (prefers-reduced-motion: reduce) {
  [data-design="b"] .bz-header__sweep,
  [data-design="b"] .bz-header__crosshatch { animation: none; opacity: 0.3; }
  [data-design="b"] .bz-drawer__plate { animation: none; transform: none; }
  [data-design="b"] .bz-hero__trace--1,
  [data-design="b"] .bz-hero__trace--2 {
    animation: none; stroke-dashoffset: 0; opacity: 0.5;
  }
  [data-design="b"] .bz-hero__node--1,
  [data-design="b"] .bz-hero__node--2,
  [data-design="b"] .bz-hero__node--3,
  [data-design="b"] .bz-hero__grid-rect,
  [data-design="b"] .bz-hero__glow-rect { animation: none; opacity: 0.5; }
  [data-design="b"] .bz-cta-phone__inset { animation: none; }
  [data-design="b"] .bz-pointer__pipe,
  [data-design="b"] .bz-pointer__drop { animation: none; opacity: 0.5; }
  [data-design="b"] .bz-folio.is-active,
  [data-design="b"] .bz-ticket__receipt { animation: none; }
  [data-design="b"] .bz-line { stroke-dashoffset: 0; animation: none !important; }
  [data-design="b"] .bz-callout { opacity: 1; animation: none !important; }
  [data-design="b"] .bz-engine__beam,
  [data-design="b"] .bz-engine__water,
  [data-design="b"] .bz-engine__wheel { animation-play-state: paused; }
  [data-design="b"] .bz-cta-phone.bz-stamping .bz-cta-phone__ink { animation: none; opacity: 0; }
}

/* ── MOBILE / RESPONSIVE ── */
@media (max-width: 768px) {
  [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; }

  [data-design="b"] .bz-about {
    grid-template-columns: 1fr;
  }
  [data-design="b"] .bz-footer__content {
    grid-template-columns: 1fr;
  }
  [data-design="b"] .bz-footer__col--right {
    text-align: left; align-items: flex-start;
  }
}
@media (max-width: 560px) {
  [data-design="b"] .bz-logo__mark { font-size: 18px; letter-spacing: 0.12em; }
  [data-design="b"] .bz-folio__choices { grid-template-columns: 1fr; }
  [data-design="b"] .bz-summary dl { grid-template-columns: 1fr; }
  [data-design="b"] .bz-section__plate { padding: 12px; }
  [data-design="b"] .bz-hero__headline { font-size: clamp(28px, 8vw, 44px); }
  [data-design="b"] .bz-cta-phone {
    align-self: stretch; justify-content: center; width: 100%;
  }
}

/* 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; }