/* ============================================================
   W McKay Construction — DESIGN B
   "Drafting Table" — blueprint/cyanotype reskin of the
   instrument-grade pictogram grammar. Scoped [data-design="b"].
   ============================================================ */

[data-design="b"] {
  /* ---- trade-rooted tokens (~14): blueprint / paper / signal ---- */
  --b-paper:        #EFE9DB;   /* warm drafting-paper base */
  --b-sheet:        #FBF8F1;   /* raised paper surface */
  --b-blueprint:    #16324F;   /* deep blueprint navy — primary ink/dark fields */
  --b-blueprint-2:  #234A6E;   /* lighter navy */
  --b-ink:          #14222E;   /* body ink on paper */
  --b-ink-2:        #4D6173;   /* secondary text */
  --b-muted:        #8A98A2;   /* hint / disabled */
  --b-rule:         #16324F;   /* hairline rule = blueprint navy */
  --b-rule-soft:    rgba(22,50,79,0.20);
  --b-cyan:         #2E7DA8;   /* cyanotype line work (ambient draft) */
  --design-b-primary: #C44A1E; /* signal — surveyor's-flag orange; the ONE accent */
  --b-signal:       var(--design-b-primary);
  --b-signal-ink:   #FBF8F1;
  --b-success:      #2E6E40;
  --b-critical:     #B3331C;

  --b-font: 'Inter', 'Helvetica Neue', system-ui, sans-serif;
  --b-mono: 'JetBrains Mono', 'IBM Plex Mono', ui-monospace, monospace;

  --b-tick: 4px;  --b-bay: 24px;  --b-channel: 32px;
  --b-frame: 48px; --b-section: 96px;

  --b-snap: cubic-bezier(0.2, 0.8, 0.2, 1);
  --b-rule-ease: cubic-bezier(0.4, 0.0, 0.6, 1);
}

[data-design="b"].dq-design,
[data-design="b"] .dq-design {
  background: var(--b-paper);
  color: var(--b-ink);
  font-family: var(--b-font);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
[data-design="b"] * { box-sizing: border-box; }

[data-design="b"] .b-meta {
  font: 500 11px/1.2 var(--b-font);
  letter-spacing: 0.14em; text-transform: uppercase; color: var(--b-ink-2);
  margin: 0 0 12px;
}
[data-design="b"] .b-display-l {
  font: 600 clamp(28px, 4.4vw, 44px)/1.08 var(--b-font);
  letter-spacing: -0.02em; color: var(--b-blueprint); margin: 0;
}

/* ====================== ELEMENT 1 — HEADER ====================== */
[data-design="b"] .b-header {
  position: sticky; top: 0; z-index: 40;
  background: var(--b-paper);
  border-bottom: 1px solid var(--b-rule);
}
[data-design="b"] .b-header__bar {
  position: relative;
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px clamp(16px, 4vw, 36px);
  max-width: 1320px; margin-inline: auto;
}
[data-design="b"] .b-logo {
  text-decoration: none; color: var(--b-blueprint);
  font-weight: 600; letter-spacing: -0.01em;
  font-size: clamp(15px, 1.7vw, 19px); line-height: 1.1;
}
[data-design="b"] .b-header__register {
  position: absolute; left: 0; right: 0; bottom: -1px;
  height: 1px; pointer-events: none; overflow: hidden;
}
[data-design="b"] .b-header__register-rule {
  position: absolute; left: 0; top: 0; height: 1px; width: 28%;
  background: linear-gradient(90deg, transparent, var(--b-cyan) 18%, var(--b-cyan) 82%, transparent);
  transform: translateX(-100%);
  animation: b-header-register 18s var(--b-rule-ease) infinite;
}
[data-design="b"] .b-header__register-tick {
  position: absolute; top: -2px; height: 5px; width: 1px;
  background: var(--b-signal);
  transform: translateX(-100vw);
  animation: b-header-tick 18s var(--b-rule-ease) infinite;
}
@keyframes b-header-register {
  0% { transform: translateX(-100%); opacity: 0; }
  10% { opacity: 1; } 45% { transform: translateX(260%); opacity: 1; }
  55%, 100% { transform: translateX(260%); opacity: 0; }
}
@keyframes b-header-tick {
  0%, 9% { transform: translateX(-100vw); opacity: 0; }
  44%, 46% { transform: translateX(26vw); opacity: 1; }
  56%, 100% { transform: translateX(26vw); opacity: 0; }
}
[data-design="b"] .b-burger {
  display: inline-flex; flex-direction: column; gap: 5px;
  width: 44px; height: 44px; padding: 14px 9px;
  background: transparent; border: 1px solid var(--b-rule); border-radius: 0;
  cursor: pointer; align-items: stretch; justify-content: center;
}
[data-design="b"] .b-burger__line {
  display: block; height: 1px; width: 100%; background: var(--b-blueprint);
  transition: transform 180ms var(--b-snap);
}
[data-design="b"] .b-burger[aria-expanded="true"] .b-burger__line:nth-child(1) { transform: translateY(3px) rotate(45deg); }
[data-design="b"] .b-burger[aria-expanded="true"] .b-burger__line:nth-child(2) { transform: translateY(-3px) rotate(-45deg); }
[data-design="b"] .b-burger:focus-visible { outline: 2px solid var(--b-cyan); outline-offset: 2px; }

/* drawer */
[data-design="b"] .b-drawer {
  position: fixed; inset: 0 0 0 auto; width: min(420px, 92vw); z-index: 60;
  background: var(--b-blueprint); color: var(--b-sheet);
  border-left: 1px solid var(--b-rule);
  padding: 80px 32px 32px;
  transform: translateX(100%);
  transition: transform 320ms var(--b-snap);
}
[data-design="b"] .b-drawer[data-open="true"] { transform: translateX(0); }
[data-design="b"] .b-drawer__nav { display: flex; flex-direction: column; gap: 20px; }
[data-design="b"] .b-link {
  display: inline-block; position: relative; text-decoration: none;
  color: var(--b-sheet); font-size: 22px; font-weight: 500; letter-spacing: -0.01em;
  padding-block: 4px;
}
[data-design="b"] .b-link::after {
  content: ""; position: absolute; left: 0; right: 100%; bottom: 0; height: 1px;
  background: var(--b-signal); transition: right 180ms var(--b-snap);
}
[data-design="b"] .b-link:hover::after,
[data-design="b"] .b-link:focus-visible::after { right: 0; }
[data-design="b"] .b-drawer__ctas { margin-top: 16px; display: flex; flex-direction: column; gap: 16px; }
[data-design="b"] .b-drawer__phone {
  color: var(--b-sheet); text-decoration: none; font-family: var(--b-mono);
  font-size: 15px; letter-spacing: 0.02em; border: 1px solid rgba(251,248,241,0.4);
  padding: 12px 16px; text-align: center; min-height: 44px; display: flex;
  align-items: center; justify-content: center;
}
[data-design="b"] .b-drawer__phone:hover { border-color: var(--b-sheet); }
[data-design="b"] .b-cta--drawer { width: 100%; justify-content: center; }

/* ====================== ELEMENT 2 — CTA ====================== */
[data-design="b"] .b-cta {
  position: relative; display: inline-flex; align-items: center; gap: 14px;
  padding: 16px 26px; min-height: 44px;
  background: var(--b-signal); color: var(--b-signal-ink);
  font-family: var(--b-font); font-size: 15px; font-weight: 600; letter-spacing: 0.01em;
  text-decoration: none; border: 1px solid var(--b-signal); border-radius: 0;
  cursor: pointer; overflow: hidden;
  transition: background-color 180ms cubic-bezier(0.4,0,1,1), transform 160ms cubic-bezier(0.4,0,1,1);
}
[data-design="b"] .b-cta__arrow { display: inline-flex; transition: transform 180ms var(--b-snap); transform: translateX(-4px); }
[data-design="b"] .b-cta:hover .b-cta__arrow,
[data-design="b"] .b-cta:focus-visible .b-cta__arrow { transform: translateX(0); }
[data-design="b"] .b-cta:hover { background: color-mix(in oklab, var(--b-signal), black 9%); }
[data-design="b"] .b-cta:active { transform: translateY(1px); background: color-mix(in oklab, var(--b-signal), black 15%); }
[data-design="b"] .b-cta:focus-visible { outline: 2px solid var(--b-cyan); outline-offset: 3px; }
[data-design="b"] .b-cta__register {
  position: absolute; left: 0; bottom: 0; height: 1px; width: 30%;
  background: var(--b-signal-ink); opacity: 0.7; transform: translateX(-100%);
  animation: b-cta-breath 4.8s var(--b-rule-ease) infinite;
}
@keyframes b-cta-breath {
  0% { transform: translateX(-100%); opacity: 0; }
  20% { opacity: 0.85; } 60% { transform: translateX(330%); opacity: 0.85; }
  70%, 100% { transform: translateX(330%); opacity: 0; }
}

/* ====================== HERO ====================== */
[data-design="b"] .b-hero {
  position: relative; overflow: hidden;
  background: var(--b-blueprint);
  color: var(--b-sheet);
  padding: clamp(72px, 12vh, 140px) clamp(16px, 4vw, 36px) clamp(56px, 9vh, 104px);
  min-height: clamp(460px, 72vh, 720px);
  display: flex; align-items: center;
  isolation: isolate;
}
/* ONE animated layer: the drafted blueprint backdrop */
[data-design="b"] .b-hero__draft {
  position: absolute; inset: 0; z-index: 0; color: var(--b-cyan); pointer-events: none;
}
[data-design="b"] .b-hero__grid { width: 100%; height: 100%; display: block; }
[data-design="b"] .b-hero__gridfield {
  transform-origin: center;
  animation: b-grid-drift 14s ease-in-out infinite;
}
[data-design="b"] .b-hero__gridfield--bold { animation-duration: 18s; animation-direction: reverse; }
@keyframes b-grid-drift {
  0%, 100% { transform: translate3d(0,0,0); opacity: 0.85; }
  50% { transform: translate3d(-12px, 8px, 0); opacity: 1; }
}
/* elevation outline draws in on arrival */
[data-design="b"] .b-hero__elevation .b-draw {
  stroke-dasharray: 1400; stroke-dashoffset: 1400;
  animation: b-draw-in 1.8s var(--b-snap) forwards;
}
[data-design="b"] .b-hero__elevation .b-draw:nth-child(2) { animation-delay: 0.4s; }
[data-design="b"] .b-hero__elevation .b-draw:nth-child(3) { animation-delay: 0.7s; }
[data-design="b"] .b-hero__elevation .b-draw:nth-child(4) { animation-delay: 1.0s; }
@keyframes b-draw-in { to { stroke-dashoffset: 0; } }
/* ambient breath on the dimension line — sustains motion at rest */
[data-design="b"] .b-hero__dim {
  opacity: 0.7; transform-origin: 470px 600px;
  animation: b-dim-breath 9s ease-in-out infinite;
}
@keyframes b-dim-breath {
  0%, 100% { opacity: 0.45; transform: scaleX(0.985); }
  50% { opacity: 0.9; transform: scaleX(1.015); }
}
[data-design="b"] .b-hero__inner {
  position: relative; z-index: 1; max-width: 1320px; width: 100%; margin-inline: auto;
}
[data-design="b"] .b-hero__kicker {
  font: 500 12px/1.3 var(--b-mono); letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--b-cyan); margin: 0 0 18px; opacity: 1;
}
[data-design="b"] .b-hero__title {
  font: 600 clamp(36px, 7vw, 76px)/1.02 var(--b-font);
  letter-spacing: -0.03em; color: var(--b-sheet);
  margin: 0 0 22px; max-width: 16ch; opacity: 1;
}
[data-design="b"] .b-hero__subtitle {
  font: 400 clamp(17px, 2.1vw, 21px)/1.5 var(--b-font);
  color: rgba(251,248,241,0.86); margin: 0 0 16px; max-width: 56ch; opacity: 1;
}
[data-design="b"] .b-hero__proof {
  font: 500 13px/1.5 var(--b-mono); letter-spacing: 0.02em;
  color: rgba(251,248,241,0.7); margin: 0 0 32px; max-width: 60ch; opacity: 1;
}
[data-design="b"] .b-hero__actions { display: flex; flex-wrap: wrap; align-items: center; gap: 16px; }
[data-design="b"] .b-hero__chip {
  font: 500 12px/1 var(--b-mono); letter-spacing: 0.06em; color: var(--b-cyan);
  border: 1px solid rgba(46,125,168,0.5); padding: 12px 16px; min-height: 44px;
  display: inline-flex; align-items: center;
}

/* ====================== ELEMENT 6 — POINTER ====================== */
[data-design="b"] .b-pointer {
  display: flex; align-items: center; justify-content: center; gap: 16px;
  padding: 28px clamp(16px, 4vw, 36px);
  max-width: 720px; margin-inline: auto;
  min-height: 44px;
}
[data-design="b"] .b-pointer__rule {
  flex: 1; height: 1px; max-width: 120px;
  background: linear-gradient(90deg, transparent, var(--b-rule-soft), transparent);
}
[data-design="b"] .b-pointer__label {
  font: 500 12px/1 var(--b-mono); letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--b-ink-2); white-space: nowrap;
}
[data-design="b"] .b-pointer__bubble {
  position: relative; display: inline-flex; align-items: center; justify-content: center;
  width: 38px; height: 16px; border: 1px solid var(--b-rule); border-radius: 999px;
  overflow: hidden;
}
/* level-bubble drift — drafted/measured ambient, not a directional arrow */
[data-design="b"] .b-pointer__bubble-dot {
  width: 8px; height: 8px; border-radius: 50%; background: var(--b-signal);
  animation: b-bubble-drift 5s ease-in-out infinite;
}
@keyframes b-bubble-drift {
  0%, 100% { transform: translateX(-6px); }
  50% { transform: translateX(6px); }
}

/* ====================== ELEMENT 5 — FUNNEL ====================== */
[data-design="b"] .b-interactive {
  padding: var(--b-section) clamp(16px, 4vw, 32px);
  background: var(--b-paper);
}
[data-design="b"] .b-funnel {
  max-width: 720px; margin-inline: auto;
  background: var(--b-sheet); border: 1px solid var(--b-rule);
  padding: clamp(24px, 4vw, 48px);
}
[data-design="b"] .b-funnel__head { margin-bottom: var(--b-frame); }
[data-design="b"] .b-funnel__lede {
  font: 400 16px/1.55 var(--b-font); color: var(--b-ink-2);
  margin: 12px 0 24px; max-width: 54ch;
}
[data-design="b"] .b-funnel__channel {
  position: relative; height: 2px; width: 100%;
  background: var(--b-rule-soft); overflow: hidden;
}
[data-design="b"] .b-funnel__channel-fill {
  position: absolute; left: 0; top: 0; bottom: 0; background: var(--b-signal);
  transition: width 360ms var(--b-snap);
}
[data-design="b"] .b-funnel__step {
  display: none; border: 0; padding: 0; margin: 0;
  opacity: 0; transform: translateY(8px);
  transition: opacity 360ms var(--b-snap), transform 360ms var(--b-snap);
}
[data-design="b"] .b-funnel__step[data-active="true"] { display: block; opacity: 1; transform: translateY(0); }
[data-design="b"] .b-funnel__legend {
  font: 600 clamp(20px, 3vw, 24px)/1.2 var(--b-font); letter-spacing: -0.01em;
  color: var(--b-blueprint); margin: 0 0 24px; padding: 0;
}
[data-design="b"] .b-funnel__choices { display: grid; gap: 8px; }
[data-design="b"] .b-choice {
  display: flex; align-items: center; gap: 14px; padding: 16px; min-height: 44px;
  border: 1px solid var(--b-rule); cursor: pointer;
  font: 400 15px/1.3 var(--b-font); color: var(--b-ink);
  transition: background 180ms var(--b-snap), border-color 180ms var(--b-snap);
}
[data-design="b"] .b-choice input { accent-color: var(--b-signal); margin: 0; width: 16px; height: 16px; }
[data-design="b"] .b-choice:hover { background: var(--b-paper); }
[data-design="b"] .b-choice:has(input:checked) {
  border-color: var(--b-signal); box-shadow: inset 0 0 0 1px var(--b-signal);
}
[data-design="b"] .b-choice:focus-within { outline: 2px solid var(--b-cyan); outline-offset: 2px; }
[data-design="b"] .b-field { display: grid; gap: 6px; margin-bottom: 16px; }
[data-design="b"] .b-field label {
  font: 500 13px/1.2 var(--b-font); letter-spacing: 0.02em; color: var(--b-ink);
}
[data-design="b"] .b-field__opt { color: var(--b-ink-2); font-weight: 400; }
[data-design="b"] .b-field input,
[data-design="b"] .b-field textarea {
  width: 100%; padding: 12px 14px; background: var(--b-sheet);
  border: 0; box-shadow: inset 0 0 0 1px var(--b-rule); border-radius: 0;
  font: 400 15px/1.4 var(--b-font); color: var(--b-ink); resize: vertical;
  transition: box-shadow 180ms var(--b-snap);
}
[data-design="b"] .b-field input:focus-visible,
[data-design="b"] .b-field textarea:focus-visible {
  outline: none;
  box-shadow: inset 0 0 0 1px var(--b-signal), 0 0 0 2px color-mix(in oklab, var(--b-signal), transparent 72%);
}
[data-design="b"] .b-funnel__nav {
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px;
  margin-top: 32px; padding-top: 24px; border-top: 1px solid var(--b-rule);
}
[data-design="b"] .b-btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 22px; min-height: 44px; border-radius: 0; cursor: pointer;
  font: 600 14px/1 var(--b-font); letter-spacing: 0.01em;
  transition: background 180ms, transform 160ms, border-color 180ms;
}
[data-design="b"] .b-btn--primary { background: var(--b-signal); color: var(--b-signal-ink); border: 1px solid var(--b-signal); }
[data-design="b"] .b-btn--primary:hover { background: color-mix(in oklab, var(--b-signal), black 9%); }
[data-design="b"] .b-btn--primary:active { transform: translateY(1px); }
[data-design="b"] .b-btn--ghost { background: transparent; color: var(--b-blueprint); border: 1px solid var(--b-rule); }
[data-design="b"] .b-btn--ghost:hover { background: var(--b-paper); }
[data-design="b"] .b-btn:focus-visible { outline: 2px solid var(--b-cyan); outline-offset: 2px; }
[data-design="b"] .b-funnel[data-state="submitted"] .b-funnel__form { opacity: 0.5; pointer-events: none; }
[data-design="b"] .b-funnel__after {
  font: 400 14px/1.6 var(--b-font); color: var(--b-ink-2); margin: 24px 0 0; max-width: 60ch;
}
[data-design="b"] .b-funnel__after a { color: var(--b-signal); text-decoration: none; border-bottom: 1px solid currentColor; }

/* ====================== PROJECT TYPES (ambient A) ====================== */
[data-design="b"] .b-ambient-a {
  position: relative; padding: var(--b-section) clamp(16px, 4vw, 32px);
  max-width: 1320px; margin-inline: auto;
}
[data-design="b"] .b-ambient-a__head { margin-bottom: var(--b-frame); max-width: 60ch; }
[data-design="b"] .b-ambient-a__lede { font: 400 17px/1.55 var(--b-font); color: var(--b-ink-2); margin: 16px 0 0; max-width: 56ch; }
[data-design="b"] .b-index {
  list-style: none; padding: 0; margin: 0;
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: var(--b-channel) 24px; border-top: 1px solid var(--b-rule);
}
[data-design="b"] .b-index__cell {
  position: relative; padding: 24px 0 0;
  display: grid; grid-template-columns: auto 1fr;
  grid-template-areas: "code glyph" "title title" "desc desc";
  column-gap: 16px; row-gap: 8px;
  opacity: 0; transform: translateY(8px);
  transition: opacity 360ms var(--b-snap), transform 360ms var(--b-snap);
}
[data-design="b"] .b-index__cell[data-registered="true"] { opacity: 1; transform: translateY(0); }
[data-design="b"] .b-index__cell::before {
  content: ""; position: absolute; top: 0; left: 0; height: 2px; width: 0;
  background: var(--b-signal); transition: width 360ms var(--b-snap);
}
[data-design="b"] .b-index__cell[data-registered="true"]::before { width: 40px; }
[data-design="b"] .b-index__code { grid-area: code; font: 500 11px/1 var(--b-mono); letter-spacing: 0.04em; color: var(--b-ink-2); }
[data-design="b"] .b-index__glyph { grid-area: glyph; justify-self: end; color: var(--b-blueprint); }
[data-design="b"] .b-index__glyph svg path,
[data-design="b"] .b-index__glyph svg circle,
[data-design="b"] .b-index__glyph svg rect,
[data-design="b"] .b-index__glyph svg line,
[data-design="b"] .b-index__glyph svg polygon {
  stroke-dasharray: 220; stroke-dashoffset: 220;
  transition: stroke-dashoffset 700ms var(--b-snap);
}
[data-design="b"] .b-index__cell[data-registered="true"] .b-index__glyph svg path,
[data-design="b"] .b-index__cell[data-registered="true"] .b-index__glyph svg circle,
[data-design="b"] .b-index__cell[data-registered="true"] .b-index__glyph svg rect,
[data-design="b"] .b-index__cell[data-registered="true"] .b-index__glyph svg line,
[data-design="b"] .b-index__cell[data-registered="true"] .b-index__glyph svg polygon { stroke-dashoffset: 0; }
[data-design="b"] .b-index__title { grid-area: title; font: 600 19px/1.25 var(--b-font); letter-spacing: -0.01em; color: var(--b-blueprint); margin: 0; }
[data-design="b"] .b-index__desc { grid-area: desc; font: 400 14px/1.5 var(--b-font); color: var(--b-ink-2); margin: 0; max-width: 36ch; }
[data-design="b"] .b-ambient-a__rule { position: relative; margin-top: var(--b-frame); height: 1px; background: var(--b-rule-soft); overflow: hidden; }
[data-design="b"] .b-ambient-a__rule-tick {
  position: absolute; top: -3px; left: 0; height: 7px; width: 1px; background: var(--b-signal);
  animation: b-ambient-a-tick 18s var(--b-rule-ease) infinite;
}
@keyframes b-ambient-a-tick { 0% { transform: translateX(0); } 100% { transform: translateX(100%); } }
[data-design="b"] .b-repeat-cta { margin-top: var(--b-frame); }

/* ====================== HOW WE WORK (ambient B) ====================== */
[data-design="b"] .b-ambient-b { background: var(--b-blueprint); padding: var(--b-section) clamp(16px, 4vw, 32px); }
[data-design="b"] .b-ambient-b__frame {
  position: relative; max-width: 980px; margin-inline: auto;
  padding: 48px clamp(20px, 4vw, 48px); background: var(--b-sheet); border: 1px solid var(--b-rule);
}
[data-design="b"] .b-ambient-b__head { margin-bottom: var(--b-frame); }
[data-design="b"] .b-standard { list-style: none; padding: 0; margin: 0; }
[data-design="b"] .b-standard__row {
  position: relative; display: grid; grid-template-columns: 56px 1fr 16px;
  gap: 16px; padding: 22px 0; border-top: 1px solid var(--b-rule);
}
[data-design="b"] .b-standard__row:last-child { border-bottom: 1px solid var(--b-rule); }
[data-design="b"] .b-standard__code { font: 500 11px/1 var(--b-mono); letter-spacing: 0.04em; color: var(--b-ink-2); padding-top: 4px; }
[data-design="b"] .b-standard__title { font: 600 18px/1.2 var(--b-font); letter-spacing: -0.01em; color: var(--b-blueprint); margin: 0 0 6px; }
[data-design="b"] .b-standard__desc { font: 400 15px/1.6 var(--b-font); color: var(--b-ink-2); margin: 0; max-width: 60ch; }
[data-design="b"] .b-standard__indicator {
  position: relative; display: block; width: 2px; height: 14px; background: var(--b-blueprint);
  align-self: center; transform-origin: center; animation: b-standard-breath 12s var(--b-rule-ease) infinite;
}
[data-design="b"] .b-standard__row:nth-child(1) .b-standard__indicator { animation-delay: 0s; }
[data-design="b"] .b-standard__row:nth-child(2) .b-standard__indicator { animation-delay: 1.6s; }
[data-design="b"] .b-standard__row:nth-child(3) .b-standard__indicator { animation-delay: 3.2s; background: var(--b-cyan); }
[data-design="b"] .b-standard__row:nth-child(4) .b-standard__indicator { animation-delay: 4.8s; background: var(--b-cyan); }
@keyframes b-standard-breath { 0%, 100% { transform: scaleY(1); opacity: 0.55; } 50% { transform: scaleY(1.6); opacity: 1; } }

/* ====================== FOOTER ====================== */
[data-design="b"] .b-footer { background: var(--b-blueprint); color: var(--b-sheet); padding: var(--b-section) clamp(16px, 4vw, 32px) 40px; border-top: 1px solid var(--b-signal); }
[data-design="b"] .b-footer__inner {
  max-width: 1320px; margin-inline: auto;
  display: grid; grid-template-columns: 1.4fr 1fr; gap: 40px;
}
[data-design="b"] .b-footer .b-meta { color: var(--b-cyan); }
[data-design="b"] .b-footer__name { font: 600 22px/1.2 var(--b-font); letter-spacing: -0.01em; margin: 0 0 12px; color: var(--b-sheet); }
[data-design="b"] .b-footer__line { font: 400 15px/1.6 var(--b-font); color: rgba(251,248,241,0.78); margin: 0 0 4px; }
[data-design="b"] .b-footer__phone { display: inline-block; font: 500 20px/1 var(--b-mono); letter-spacing: 0.02em; color: var(--b-sheet); text-decoration: none; margin: 0 0 20px; min-height: 44px; }
[data-design="b"] .b-footer__phone:hover { color: var(--b-cyan); }
[data-design="b"] .b-cta--footer { display: inline-flex; }
[data-design="b"] .b-footer__copyright { max-width: 1320px; margin: 56px auto 0; font: 500 12px/1.4 var(--b-mono); letter-spacing: 0.04em; color: rgba(251,248,241,0.6); border-top: 1px solid rgba(251,248,241,0.15); padding-top: 24px; }

/* ====================== RESPONSIVE ====================== */
@media (max-width: 960px) {
  [data-design="b"] .b-index { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  [data-design="b"] .b-index { grid-template-columns: 1fr; gap: 24px; }
  [data-design="b"] .b-ambient-a, [data-design="b"] .b-ambient-b, [data-design="b"] .b-interactive, [data-design="b"] .b-footer { padding-left: 16px; padding-right: 16px; }
  [data-design="b"] .b-ambient-a, [data-design="b"] .b-ambient-b, [data-design="b"] .b-interactive { padding-top: 64px; padding-bottom: 64px; }
  [data-design="b"] .b-footer__inner { grid-template-columns: 1fr; gap: 32px; }
  [data-design="b"] .b-funnel { padding: 24px 20px; }
  [data-design="b"] .b-ambient-b__frame { padding: 32px 20px; }
  [data-design="b"] .b-standard__row { grid-template-columns: 40px 1fr 12px; gap: 12px; }
  [data-design="b"] .b-funnel__nav { flex-direction: column-reverse; }
  [data-design="b"] .b-funnel__nav .b-btn { width: 100%; justify-content: center; }
}
@media (max-width: 380px) {
  [data-design="b"] .b-logo { font-size: 14px; }
  [data-design="b"] .b-pointer { gap: 10px; }
  [data-design="b"] .b-pointer__rule { max-width: 40px; }
}

/* ====================== REDUCED MOTION ====================== */
@media (prefers-reduced-motion: reduce) {
  [data-design="b"] .b-header__register-rule,
  [data-design="b"] .b-header__register-tick,
  [data-design="b"] .b-cta__register,
  [data-design="b"] .b-hero__gridfield,
  [data-design="b"] .b-hero__dim,
  [data-design="b"] .b-pointer__bubble-dot,
  [data-design="b"] .b-ambient-a__rule-tick,
  [data-design="b"] .b-standard__indicator { animation: none; }
  [data-design="b"] .b-hero__elevation .b-draw { animation: none; stroke-dashoffset: 0; }
  [data-design="b"] .b-hero__dim { opacity: 0.7; }
  [data-design="b"] .b-standard__indicator { transform: scaleY(1.2); opacity: 0.85; }
  [data-design="b"] .b-index__cell { opacity: 1; transform: none; transition: none; }
  [data-design="b"] .b-index__cell::before { width: 40px; transition: none; }
  [data-design="b"] .b-index__glyph svg * { stroke-dashoffset: 0; transition: none; }
  [data-design="b"] .b-funnel__step { transition: none; transform: none; }
  [data-design="b"] .b-drawer { transition: none; }
  [data-design="b"] .b-cta__arrow { transition: none; }
}

/* ====================== MOBILE OVERFLOW GUARDS (must be last) ====================== */
[data-design="b"].dq-design,[data-design="b"] .dq-design{max-width:100%;overflow-x:clip;}
[data-design="b"] *{min-width:0;}
[data-design="b"] img,[data-design="b"] svg:not([data-keep-size]){max-width:100%;height:auto;}

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