/* ═══════════════════════════════════════════════════════════════
   DESIGN-B — Soundings × Electrical
   All selectors scoped under .dq-design[data-design="b"]
   Keyframes prefixed b-
   ═══════════════════════════════════════════════════════════════ */

/* ── Custom property surface ────────────────────────────────── */
[data-design="b"] {
  --design-b-primary: #1A6080;

  /* Colour tokens — chart-paper palette adapted for electrical */
  --b-bg:            #F0EBDD;
  --b-surface:       #FAF7EE;
  --b-surface-warm:  #E8E0CC;
  --b-ink:           #0E2530;
  --b-ink-2:         #23414E;
  --b-muted:         #5C6F76;
  --b-meta:          #8A958F;
  --b-border:        #C9BB9F;
  --b-border-soft:   #DDD2B7;
  --b-primary:       var(--design-b-primary);   /* sonar cyan — design-b's brand color */
  --b-primary-hover: #154E68;
  --b-primary-active:#0F3D52;
  --b-primary-on:    #FAF7EE;
  --b-copper:        #B08850;   /* instrument-bezel brass / copper trace */
  --b-copper-soft:   #D7BA89;
  --b-phosphor:      #5A8067;
  --b-coral:         #C25B45;

  /* Elevation */
  --b-elev-ring:   inset 0 1px 0 rgba(216,189,138,0.55), 0 0 0 1px var(--b-border);
  --b-elev-lifted: inset 0 1px 0 rgba(216,189,138,0.55), 0 0 0 1px var(--b-border), 0 6px 16px rgba(14,37,48,0.10);

  /* Radius */
  --b-r-mark:  2px;
  --b-r-panel: 6px;
  --b-r-bezel: 999px;

  /* Spacing */
  --b-hairline:  1px;
  --b-mark:      8px;
  --b-register:  12px;
  --b-bearing:   20px;
  --b-course:    32px;
  --b-leg:       48px;
  --b-passage:   80px;

  /* Motion */
  --b-tick:    120ms;
  --b-settle:  420ms;
  --b-ease-settle:   cubic-bezier(0.22, 0.61, 0.36, 1);
  --b-ease-register: cubic-bezier(0.4, 0, 0.2, 1);
  --b-ease-tick:     cubic-bezier(0.45, 0.05, 0.55, 0.95);

  /* Typography */
  --b-font-display: "GT Sectra Display", "Tiempos Headline", Georgia, serif;
  --b-font-ui:      "Inter", -apple-system, system-ui, sans-serif;
  --b-font-mono:    "JetBrains Mono", ui-monospace, Menlo, monospace;
}

/* ── Base reset for the article ─────────────────────────────── */
.dq-design[data-design="b"] {
  background: var(--b-bg);
  color: var(--b-ink);
  font-family: var(--b-font-ui);
  font-size: 17px;
  line-height: 1.55;
  margin: 0;
  padding: 0;
}

/* ═══════════════════════════════════════════════════════════════
   E1 — HEADER
   ═══════════════════════════════════════════════════════════════ */
[data-design="b"] .b-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--b-bg);
  border-bottom: 1px solid var(--b-border);
}

[data-design="b"] .b-header__sonar {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

[data-design="b"] .b-sonar-svg {
  width: 100%;
  height: 100%;
  display: block;
}

[data-design="b"] .b-sonar-rect {
  transform: translateX(-280px);
  animation: b-sonar-sweep 24s linear infinite;
}

@keyframes b-sonar-sweep {
  0%   { transform: translateX(-280px); }
  100% { transform: translateX(1440px); }
}

[data-design="b"] .b-header__bar {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1280px;
  margin: 0 auto;
  padding: 14px clamp(16px, 4vw, 32px);
  min-height: 64px;
}

[data-design="b"] .b-logo {
  text-decoration: none;
  color: var(--b-ink);
}

[data-design="b"] .b-logo__mark {
  font-family: var(--b-font-display);
  font-size: clamp(16px, 2.5vw, 22px);
  font-weight: 500;
  letter-spacing: -0.01em;
}

[data-design="b"] .b-menu-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: transparent;
  border: 1px solid var(--b-border);
  border-radius: var(--b-r-mark);
  padding: 8px 14px;
  cursor: pointer;
  color: var(--b-ink);
  font: 600 12px/1 var(--b-font-ui);
  letter-spacing: 0.08em;
  min-height: 44px;
  min-width: 44px;
  transition:
    background var(--b-tick) var(--b-ease-tick),
    border-color var(--b-tick) var(--b-ease-tick);
}

[data-design="b"] .b-menu-btn:hover { background: var(--b-surface-warm); }

[data-design="b"] .b-menu-btn:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px rgba(26,96,128,0.30);
}

[data-design="b"] .b-menu-btn__bars {
  width: 16px;
  height: 10px;
  background:
    linear-gradient(var(--b-ink),var(--b-ink)) top/100% 1px no-repeat,
    linear-gradient(var(--b-ink),var(--b-ink)) center/100% 1px no-repeat,
    linear-gradient(var(--b-ink),var(--b-ink)) bottom/100% 1px no-repeat;
}

/* Drawer */
[data-design="b"] .b-drawer {
  position: fixed;
  inset: 0 0 0 auto;
  width: min(420px, 92vw);
  background: var(--b-surface);
  border-left: 1px solid var(--b-border);
  box-shadow: var(--b-elev-lifted);
  transform: translateX(100%);
  transition: transform var(--b-settle) var(--b-ease-settle);
  z-index: 60;
  padding: 80px 28px 28px;
  display: flex;
  flex-direction: column;
  gap: var(--b-course);
}

[data-design="b"] .b-drawer[hidden] { display: none; }
[data-design="b"] .b-drawer[data-open="true"] { transform: translateX(0); }

[data-design="b"] .b-drawer__close {
  position: absolute;
  top: 20px;
  right: 24px;
  background: transparent;
  border: 1px solid var(--b-border);
  border-radius: var(--b-r-mark);
  width: 44px;
  height: 44px;
  cursor: pointer;
  font-size: 18px;
  color: var(--b-ink);
  display: grid;
  place-items: center;
}

[data-design="b"] .b-drawer__nav {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

[data-design="b"] .b-drawer__nav a {
  font-family: var(--b-font-display);
  font-size: 28px;
  color: var(--b-ink);
  text-decoration: none;
  border-bottom: 1px solid var(--b-border-soft);
  padding-bottom: 12px;
  transition: color var(--b-tick) var(--b-ease-tick);
  min-height: 44px;
  display: flex;
  align-items: center;
}

[data-design="b"] .b-drawer__nav a:hover { color: var(--b-primary); }

[data-design="b"] .b-drawer__phone {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 12px 24px;
  background: var(--b-primary);
  color: var(--b-primary-on);
  text-decoration: none;
  border-radius: var(--b-r-bezel);
  font: 600 15px/1 var(--b-font-ui);
  letter-spacing: 0.06em;
  box-shadow: var(--b-elev-ring);
}

/* Drawer smoke overlay */
[data-design="b"] .b-drawer__smoke {
  position: fixed;
  inset: 0;
  background: rgba(14,37,48,0.35);
  z-index: 55;
}

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

/* ═══════════════════════════════════════════════════════════════
   HERO — E2 + E3
   ═══════════════════════════════════════════════════════════════ */
[data-design="b"] .b-hero {
  position: relative;
  min-height: 70vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--b-ink);
}

/* E3 — hero backdrop: circuit-grid voltage-rise */
[data-design="b"] .b-hero__backdrop {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

[data-design="b"] .b-circuit-svg {
  width: 100%;
  height: 100%;
  display: block;
}

/* voltage-rise gradient breathes continuously */
[data-design="b"] .b-vrise-rect {
  animation: b-vrise-breath 6s ease-in-out infinite;
}

@keyframes b-vrise-breath {
  0%, 100% { opacity: 0.55; }
  50%       { opacity: 1; }
}

/* grid traces — slow signal pulse */
[data-design="b"] .b-trace {
  opacity: 0.25;
  animation: b-trace-pulse 18s ease-in-out infinite;
}
[data-design="b"] .b-trace--h2 { animation-delay: 3s; }
[data-design="b"] .b-trace--h3 { animation-delay: 6s; }
[data-design="b"] .b-trace--v1 { animation-delay: 2s; }
[data-design="b"] .b-trace--v2 { animation-delay: 5s; }
[data-design="b"] .b-trace--v3 { animation-delay: 8s; }

@keyframes b-trace-pulse {
  0%, 100% { opacity: 0.18; }
  50%       { opacity: 0.42; }
}

/* pulsing intersection nodes */
[data-design="b"] .b-node {
  opacity: 0.4;
  animation: b-node-pulse 5s ease-in-out infinite;
}
[data-design="b"] .b-node--b { animation-delay: 1.8s; }
[data-design="b"] .b-node--c { animation-delay: 3.4s; }

@keyframes b-node-pulse {
  0%, 100% { opacity: 0.25; r: 3px; }
  50%       { opacity: 0.80; r: 5px; }
}

/* copper trace — arrival draw-in then sustains */
[data-design="b"] .b-copper-trace {
  stroke-dasharray: 1600;
  stroke-dashoffset: 1600;
  animation: b-copper-draw 2s var(--b-ease-settle) forwards,
             b-copper-glow 5s ease-in-out 2s infinite;
}

@keyframes b-copper-draw {
  0%   { stroke-dashoffset: 1600; opacity: 0.5; }
  100% { stroke-dashoffset: 0;    opacity: 0.85; }
}

@keyframes b-copper-glow {
  0%, 100% { opacity: 0.65; }
  50%       { opacity: 1; }
}

/* Hero text layer */
[data-design="b"] .b-hero__content {
  position: relative;
  z-index: 2;
  max-width: 780px;
  padding: clamp(48px, 8vh, 100px) clamp(20px, 5vw, 64px);
  display: flex;
  flex-direction: column;
  gap: var(--b-course);
}

[data-design="b"] .b-hero__headline {
  font-family: var(--b-font-display);
  font-size: clamp(32px, 5.5vw, 64px);
  font-weight: 500;
  line-height: 1.08;
  letter-spacing: -0.018em;
  color: var(--b-surface);
  opacity: 1;
  margin: 0;
}

[data-design="b"] .b-hero__subtitle {
  font-size: clamp(15px, 2vw, 18px);
  line-height: 1.5;
  color: rgba(250,247,238,0.80);
  opacity: 1;
  margin: 0;
  max-width: 58ch;
}

[data-design="b"] .b-hero__proof {
  font-family: var(--b-font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--b-copper-soft);
  opacity: 1;
  margin: 0;
}

/* E2 — Phone CTA */
[data-design="b"] .b-cta {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 32px;
  background: var(--b-primary);
  color: var(--b-primary-on);
  border-radius: var(--b-r-bezel);
  font: 600 16px/1 var(--b-font-mono);
  letter-spacing: 0.04em;
  text-decoration: none;
  box-shadow: inset 0 1px 0 rgba(216,189,138,0.55), 0 0 0 1px var(--b-primary-active);
  transition:
    transform var(--b-settle) var(--b-ease-register),
    background var(--b-tick) var(--b-ease-tick),
    box-shadow var(--b-tick) var(--b-ease-tick);
  align-self: flex-start;
  min-height: 52px;
  will-change: transform;
  cursor: pointer;
  border: none;
}

[data-design="b"] .b-cta__ring {
  position: absolute;
  inset: -8px;
  border-radius: var(--b-r-bezel);
  border: 1px solid rgba(26,96,128,0.55);
  pointer-events: none;
  animation: b-cta-breath 4.2s ease-in-out infinite;
}

@keyframes b-cta-breath {
  0%, 100% { transform: scale(1);    opacity: 0.50; }
  50%       { transform: scale(1.05); opacity: 1; }
}

[data-design="b"] .b-cta:hover { background: var(--b-primary-hover); }

[data-design="b"] .b-cta:hover .b-cta__ring {
  animation: none;
  inset: -4px;
  opacity: 1;
  border-color: var(--b-primary);
}

[data-design="b"] .b-cta:active {
  transform: translateY(1px);
  background: var(--b-primary-active);
  box-shadow: inset 0 2px 4px rgba(0,0,0,0.2), 0 0 0 1px var(--b-primary-active);
}

[data-design="b"] .b-cta:focus-visible {
  outline: none;
  box-shadow: inset 0 1px 0 rgba(216,189,138,0.55),
              0 0 0 1px var(--b-primary-active),
              0 0 0 4px rgba(26,96,128,0.35);
}

[data-design="b"] .b-hero__sub-cta {
  font-size: 14px;
  color: rgba(250,247,238,0.65);
  opacity: 1;
  margin: 0;
}

[data-design="b"] .b-hero__plan-link {
  color: var(--b-copper-soft);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ═══════════════════════════════════════════════════════════════
   SERVICES — E4 logbook plate
   ═══════════════════════════════════════════════════════════════ */
[data-design="b"] .b-services {
  padding: var(--b-passage) clamp(16px, 4vw, 32px);
  max-width: 1280px;
  margin: 0 auto;
}

[data-design="b"] .b-eyebrow {
  font: 600 12px/1 var(--b-font-ui);
  text-transform: uppercase;
  letter-spacing: 0.10em;
  color: var(--b-muted);
  margin: 0 0 var(--b-register);
}

[data-design="b"] .b-display {
  font-family: var(--b-font-display);
  font-weight: 500;
  line-height: 1.05;
  letter-spacing: -0.018em;
  font-size: clamp(36px, 6vw, 64px);
  color: var(--b-ink);
  margin: 0 0 var(--b-leg);
}

[data-design="b"] .b-display--md {
  font-size: clamp(26px, 4vw, 42px);
  margin-bottom: var(--b-leg);
}

/* E4 — logbook plate */
[data-design="b"] .b-logbook {
  background: var(--b-surface);
  border-radius: var(--b-r-panel);
  box-shadow: var(--b-elev-ring);
  padding: 6px 0;
  margin-bottom: var(--b-leg);
}

[data-design="b"] .b-logbook__row {
  display: grid;
  grid-template-columns: 40px minmax(140px, 200px) 1fr auto;
  align-items: center;
  gap: 16px;
  padding: 20px 24px;
  border-bottom: 1px solid var(--b-border-soft);
}

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

[data-design="b"] .b-logbook__mark {
  font: 500 13px var(--b-font-mono);
  color: var(--b-copper);
  letter-spacing: 0.04em;
}

[data-design="b"] .b-logbook__label {
  font: 600 12px/1 var(--b-font-ui);
  text-transform: uppercase;
  letter-spacing: 0.10em;
  color: var(--b-ink-2);
}

[data-design="b"] .b-logbook__trace {
  position: relative;
  height: 1px;
  background: linear-gradient(to right, var(--b-border) 50%, transparent 50%);
  background-size: 6px 1px;
}

[data-design="b"] .b-logbook__line {
  position: absolute;
  inset: 0 100% 0 0;
  background: var(--b-primary);
  transition: inset var(--b-settle) var(--b-ease-settle);
}

[data-design="b"] .b-logbook__row[data-active="true"] .b-logbook__line {
  inset: 0 0 0 0;
}

[data-design="b"] .b-logbook__value {
  font: 500 13px/1 var(--b-font-mono);
  color: var(--b-ink);
  text-align: right;
  letter-spacing: 0.02em;
  opacity: 0.3;
  white-space: nowrap;
  transition: opacity var(--b-settle) var(--b-ease-settle);
}

[data-design="b"] .b-logbook__row[data-active="true"] .b-logbook__value { opacity: 1; }

[data-design="b"] .b-services__cta-inline {
  font-size: 16px;
  color: var(--b-ink-2);
  margin: 0;
}

/* ═══════════════════════════════════════════════════════════════
   SERVICE AREA
   ═══════════════════════════════════════════════════════════════ */
[data-design="b"] .b-area {
  background: var(--b-surface-warm);
  padding: var(--b-passage) clamp(16px, 4vw, 32px);
}

[data-design="b"] .b-area > * {
  max-width: 1280px;
  margin-left: auto;
  margin-right: auto;
}

[data-design="b"] .b-area__body {
  font-size: 18px;
  line-height: 1.6;
  color: var(--b-ink-2);
  max-width: 58ch;
  margin: 0 0 var(--b-course);
}

[data-design="b"] .b-area__phone {
  font-size: 16px;
  color: var(--b-ink-2);
  margin: 0;
}

/* ═══════════════════════════════════════════════════════════════
   ABOUT
   ═══════════════════════════════════════════════════════════════ */
[data-design="b"] .b-about {
  padding: var(--b-passage) clamp(16px, 4vw, 32px);
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
  gap: clamp(32px, 6vw, 80px);
  align-items: start;
}

[data-design="b"] .b-about__body {
  font-size: 17px;
  line-height: 1.65;
  color: var(--b-ink-2);
  max-width: 60ch;
  margin: 0 0 var(--b-course);
}

[data-design="b"] .b-about__plate {
  background: var(--b-surface);
  border-radius: var(--b-r-panel);
  box-shadow: var(--b-elev-ring);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: var(--b-register);
}

[data-design="b"] .b-logentry {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-bottom: var(--b-register);
  border-bottom: 1px solid var(--b-border-soft);
}

[data-design="b"] .b-logentry:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

[data-design="b"] .b-logentry__key {
  font: 600 11px/1 var(--b-font-ui);
  text-transform: uppercase;
  letter-spacing: 0.10em;
  color: var(--b-muted);
}

[data-design="b"] .b-logentry__val {
  font: 500 14px/1.3 var(--b-font-mono);
  color: var(--b-ink);
  letter-spacing: 0.02em;
}

/* ═══════════════════════════════════════════════════════════════
   E6 — POINTER  (current-aware: voltage-rise + signal node)
   HARD: immediately before #funnel, zero siblings between
   ═══════════════════════════════════════════════════════════════ */
[data-design="b"] .b-pointer {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: clamp(40px, 8vw, 72px) 16px clamp(48px, 9vw, 80px);
  opacity: 1;
}

[data-design="b"] .b-pointer__pipe {
  display: block;
  width: 2px;
  height: 80px;
  background: linear-gradient(
    to bottom,
    transparent 0%,
    var(--b-primary) 40%,
    var(--b-copper) 100%
  );
  transform-origin: top center;
  animation: b-pointer-fill 4.5s ease-in-out infinite;
}

@keyframes b-pointer-fill {
  0%, 100% { transform: scaleY(0.35); opacity: 0.40; }
  60%       { transform: scaleY(1);   opacity: 1; }
}

[data-design="b"] .b-pointer__node {
  display: block;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--b-copper);
  margin-top: 4px;
  animation: b-pointer-node 4.5s ease-in-out infinite;
  animation-delay: 0.6s;
}

@keyframes b-pointer-node {
  0%, 50%  { opacity: 0; transform: scale(0.4) translateY(-8px); }
  75%      { opacity: 1; transform: scale(1) translateY(0); }
  100%     { opacity: 0; transform: scale(0.6) translateY(4px); }
}

/* ═══════════════════════════════════════════════════════════════
   E5 — FUNNEL (5-step scheduling intake)
   ═══════════════════════════════════════════════════════════════ */
[data-design="b"] .b-interactive {
  background: var(--b-surface-warm);
  padding: var(--b-passage) clamp(16px, 4vw, 32px);
}

[data-design="b"] .b-sounder {
  background: var(--b-surface);
  border-radius: var(--b-r-panel);
  box-shadow: var(--b-elev-ring);
  padding: clamp(24px, 4vw, 48px);
  position: relative;
  overflow: hidden;
  max-width: 860px;
  margin: 0 auto;
}

[data-design="b"] .b-sounder__head {
  margin-bottom: var(--b-leg);
  position: relative;
}

[data-design="b"] .b-sounder__steps {
  position: absolute;
  top: 0;
  right: 0;
  display: flex;
  gap: 6px;
  list-style: none;
  margin: 0;
  padding: 0;
}

[data-design="b"] .b-sounder__steps li {
  width: 28px;
  height: 28px;
  border-radius: 999px;
  border: 1px solid var(--b-border);
  display: grid;
  place-items: center;
  font: 500 11px var(--b-font-mono);
  color: var(--b-meta);
  background: var(--b-bg);
  transition:
    color var(--b-tick) var(--b-ease-tick),
    border-color var(--b-tick) var(--b-ease-tick),
    background var(--b-tick) var(--b-ease-tick);
}

[data-design="b"] .b-sounder__steps li.is-active {
  color: var(--b-primary-on);
  background: var(--b-primary);
  border-color: var(--b-primary);
}

[data-design="b"] .b-sr {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

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

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

[data-design="b"] .b-sounder__panel[data-entering="true"] {
  animation: b-panel-in var(--b-settle) var(--b-ease-settle);
}

@keyframes b-panel-in {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Chips */
[data-design="b"] .b-chips {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 12px;
  margin-bottom: var(--b-course);
}

[data-design="b"] .b-chip {
  position: relative;
  cursor: pointer;
  padding: 18px 16px;
  border: 1px solid var(--b-border);
  border-radius: var(--b-r-panel);
  background: var(--b-bg);
  font: 500 15px/1.2 var(--b-font-display);
  color: var(--b-ink);
  display: block;
  min-height: 44px;
  transition:
    border-color var(--b-tick) var(--b-ease-tick),
    background    var(--b-tick) var(--b-ease-tick),
    transform     var(--b-tick) var(--b-ease-tick);
}

[data-design="b"] .b-chip input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
  width: 1px;
  height: 1px;
}

[data-design="b"] .b-chip:hover { border-color: var(--b-primary); }

[data-design="b"] .b-chip:has(input:checked) {
  border-color: var(--b-primary);
  background: color-mix(in oklab, var(--b-primary), transparent 88%);
  transform: translateY(-1px);
}

[data-design="b"] .b-chip:has(input:focus-visible) {
  box-shadow: 0 0 0 3px rgba(26,96,128,0.30);
}

/* Urgency dial */
[data-design="b"] .b-dial { padding: 16px 0 8px; }

[data-design="b"] .b-dial input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 4px;
  background:
    linear-gradient(to right, var(--b-primary), var(--b-primary)) 0/var(--p,33%) 100% no-repeat,
    var(--b-border-soft);
  border-radius: 999px;
  outline: none;
}

[data-design="b"] .b-dial input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 24px;
  height: 24px;
  border-radius: 999px;
  background: var(--b-surface);
  border: 1px solid var(--b-primary);
  box-shadow: inset 0 1px 0 rgba(216,189,138,0.55), 0 1px 2px rgba(14,37,48,0.18);
  cursor: pointer;
}

[data-design="b"] .b-dial input[type="range"]::-moz-range-thumb {
  width: 24px;
  height: 24px;
  border-radius: 999px;
  background: var(--b-surface);
  border: 1px solid var(--b-primary);
}

[data-design="b"] .b-dial__ticks {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  font: 600 11px var(--b-font-ui);
  letter-spacing: 0.10em;
  text-transform: uppercase;
  color: var(--b-muted);
}

[data-design="b"] .b-dial__ticks li:nth-child(2),
[data-design="b"] .b-dial__ticks li:nth-child(3) { text-align: center; }

[data-design="b"] .b-dial__ticks li:last-child {
  text-align: right;
  color: var(--b-coral);
}

/* Emergency callout */
[data-design="b"] .b-emergency-callout {
  background: color-mix(in oklab, var(--b-coral), transparent 90%);
  border: 1px solid var(--b-coral);
  border-radius: var(--b-r-panel);
  padding: 16px 20px;
  margin: 16px 0;
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

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

[data-design="b"] .b-emergency-callout p {
  margin: 0;
  font-size: 15px;
  color: var(--b-ink);
}

/* Fields */
[data-design="b"] .b-fields {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: var(--b-course);
}

[data-design="b"] .b-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

[data-design="b"] .b-field--wide { grid-column: 1 / -1; }

[data-design="b"] .b-field__lbl {
  font: 600 11px var(--b-font-ui);
  text-transform: uppercase;
  letter-spacing: 0.10em;
  color: var(--b-muted);
}

[data-design="b"] .b-field input,
[data-design="b"] .b-field textarea {
  background: var(--b-surface-warm);
  border: 1px solid var(--b-border);
  border-radius: var(--b-r-mark);
  padding: 12px 14px;
  font: 500 15px/1.3 var(--b-font-mono);
  color: var(--b-ink);
  outline: none;
  resize: vertical;
  min-height: 44px;
  transition:
    border-color var(--b-tick) var(--b-ease-tick),
    box-shadow   var(--b-tick) var(--b-ease-tick);
}

[data-design="b"] .b-field input:focus-visible,
[data-design="b"] .b-field textarea:focus-visible {
  border-color: var(--b-primary);
  box-shadow: 0 0 0 3px rgba(26,96,128,0.28);
}

/* Funnel nav */
[data-design="b"] .b-sounder__nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: var(--b-course);
  flex-wrap: wrap;
  gap: 12px;
}

[data-design="b"] .b-sounder__hint {
  font: 500 12px var(--b-font-mono);
  color: var(--b-meta);
  letter-spacing: 0.04em;
}

[data-design="b"] .b-cta--inline {
  padding: 12px 22px;
  font-size: 13px;
  min-height: 44px;
}

[data-design="b"] .b-cta--ghost {
  background: transparent;
  color: var(--b-ink);
  box-shadow: inset 0 0 0 1px var(--b-border);
}

[data-design="b"] .b-cta--ghost:hover { background: var(--b-surface-warm); }

/* Ping */
[data-design="b"] .b-ping {
  position: absolute;
  inset: 50% auto auto 50%;
  width: 12px;
  height: 12px;
  border-radius: 999px;
  border: 1px solid var(--b-primary);
  transform: translate(-50%, -50%);
  opacity: 0;
  pointer-events: none;
}

[data-design="b"] .b-ping.is-pinging {
  animation: b-ping 700ms var(--b-ease-settle);
}

@keyframes b-ping {
  0%   { opacity: 0.9; transform: translate(-50%,-50%) scale(0.5); }
  100% { opacity: 0;   transform: translate(-50%,-50%) scale(20); }
}

/* Done state */
[data-design="b"] .b-sounder__done {
  text-align: center;
  padding: 32px 0;
}

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

[data-design="b"] .b-stamp {
  display: inline-block;
  padding: 8px 18px;
  margin-bottom: 16px;
  font: 700 14px var(--b-font-ui);
  letter-spacing: 0.20em;
  color: var(--b-phosphor);
  border: 2px solid var(--b-phosphor);
  border-radius: var(--b-r-mark);
  transform: rotate(-2deg);
}

[data-design="b"] .b-sounder__doneMsg {
  font-family: var(--b-font-display);
  font-size: 20px;
  color: var(--b-ink);
  margin: 0;
}

[data-design="b"] .b-sounder__doneMsg a {
  color: var(--b-primary);
}

/* ═══════════════════════════════════════════════════════════════
   INLINE PHONE LINK
   ═══════════════════════════════════════════════════════════════ */
[data-design="b"] .b-inline-phone {
  color: var(--b-primary);
  font-family: var(--b-font-mono);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ═══════════════════════════════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════════════════════════════ */
[data-design="b"] .b-footer {
  background: var(--b-ink);
  color: rgba(250,247,238,0.80);
  padding: var(--b-passage) clamp(16px, 4vw, 32px) clamp(32px, 4vw, 48px);
  border-top: 2px solid var(--b-copper);
}

[data-design="b"] .b-footer__inner {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--b-leg);
  margin-bottom: var(--b-course);
}

[data-design="b"] .b-footer__brand { display: flex; flex-direction: column; gap: 8px; }

[data-design="b"] .b-footer__name {
  font-family: var(--b-font-display);
  font-size: 22px;
  font-weight: 500;
  color: var(--b-surface);
}

[data-design="b"] .b-footer__address {
  font: 500 13px/1.5 var(--b-font-mono);
  color: rgba(250,247,238,0.60);
  font-style: normal;
  letter-spacing: 0.02em;
}

[data-design="b"] .b-footer__col {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

[data-design="b"] .b-footer__col-head {
  font: 600 11px var(--b-font-ui);
  text-transform: uppercase;
  letter-spacing: 0.10em;
  color: var(--b-copper-soft);
  margin-bottom: 4px;
}

[data-design="b"] .b-footer__phone {
  font: 500 16px var(--b-font-mono);
  color: var(--b-surface);
  text-decoration: none;
  letter-spacing: 0.04em;
}

[data-design="b"] .b-footer__phone:hover { color: var(--b-copper-soft); }

[data-design="b"] .b-footer__email {
  font: 500 14px var(--b-font-mono);
  color: rgba(250,247,238,0.70);
  text-decoration: none;
  letter-spacing: 0.02em;
}

[data-design="b"] .b-footer__col span {
  font: 500 14px/1.4 var(--b-font-mono);
  color: rgba(250,247,238,0.65);
}

[data-design="b"] .b-footer__copy {
  max-width: 1280px;
  margin: var(--b-course) auto 0;
  font: 400 12px var(--b-font-ui);
  color: rgba(250,247,238,0.40);
  border-top: 1px solid rgba(201,187,159,0.20);
  padding-top: var(--b-course);
}

/* ═══════════════════════════════════════════════════════════════
   RESPONSIVE BREAKPOINTS
   ═══════════════════════════════════════════════════════════════ */
@media (max-width: 860px) {
  [data-design="b"] .b-about {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  [data-design="b"] .b-logbook__row {
    grid-template-columns: 32px 1fr auto;
  }
  [data-design="b"] .b-logbook__trace { display: none; }

  [data-design="b"] .b-fields {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 560px) {
  [data-design="b"] .b-logo__mark { font-size: 17px; }
  [data-design="b"] .b-menu-btn { padding: 6px 10px; }
  [data-design="b"] .b-menu-btn__label { display: none; }
  [data-design="b"] .b-sounder__steps { top: -8px; }
  [data-design="b"] .b-hero__content { padding: 40px 20px; }
  [data-design="b"] .b-chips { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 380px) {
  [data-design="b"] .b-header__bar { min-height: 56px; }
  [data-design="b"] .b-chips { grid-template-columns: 1fr; }
}

/* ═══════════════════════════════════════════════════════════════
   REDUCED MOTION
   ═══════════════════════════════════════════════════════════════ */
@media (prefers-reduced-motion: reduce) {
  [data-design="b"] .b-sonar-rect { animation: none; transform: translateX(560px); }
  [data-design="b"] .b-vrise-rect { animation: none; opacity: 0.7; }
  [data-design="b"] .b-trace      { animation: none; opacity: 0.28; }
  [data-design="b"] .b-node       { animation: none; opacity: 0.5; }
  [data-design="b"] .b-copper-trace { animation: none; stroke-dashoffset: 0; opacity: 0.7; }
  [data-design="b"] .b-cta__ring  { animation: none; opacity: 0.6; }
  [data-design="b"] .b-cta        { transition: none; }
  [data-design="b"] .b-drawer     { transition: none; }
  [data-design="b"] .b-pointer__pipe  { animation: none; transform: scaleY(1); opacity: 0.7; }
  [data-design="b"] .b-pointer__node  { animation: none; opacity: 0.8; }
  [data-design="b"] .b-logbook__line  { transition: none; }
  [data-design="b"] .b-logbook__value { transition: none; }
  [data-design="b"] .b-logbook__row .b-logbook__line  { inset: 0; }
  [data-design="b"] .b-logbook__row .b-logbook__value { opacity: 1; }
  [data-design="b"] .b-sounder__panel[data-entering="true"] { animation: none; }
  [data-design="b"] .b-ping.is-pinging { animation: none; opacity: 0; }
  [data-design="b"] .b-chip { transition: none; }
}

/* ═══════════════════════════════════════════════════════════════
   MOBILE OVERFLOW / CLIP GUARDS (HARD CONTRACT)
   ═══════════════════════════════════════════════════════════════ */
[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; }