/* ═══════════════════════════════════════════════════════════
   North Light × Affordable Masonry — Design B
   All selectors scoped to [data-design="b"].dq-design
   Slot: b | Design: north-light | Trade: mason
   ═══════════════════════════════════════════════════════════ */

/* ── Google Fonts ───────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Newsreader:ital,opsz,wght@0,6..72,400;0,6..72,500;0,6..72,600;1,6..72,400;1,6..72,500&family=Outfit:wght@400;500;600&family=JetBrains+Mono:wght@400;500&display=swap');

/* ── Token system (north-light, slotted as design-b) ───── */
[data-design="b"] {
  /* Core palette */
  --b-linen          : #F4F2EC;
  --b-linen-warm     : #E5E1D6;
  --b-linen-dark     : #1C1813;
  --b-ink            : #1C1813;
  --b-ink-soft       : #3F362C;
  --b-muted          : #807767;
  --b-rule           : #C9C2B0;
  --b-rule-strong    : #6E6655;

  /* Studio pigments */
  --b-chip-01        : #E8E4D4;
  --b-chip-02        : #6B5645;
  --b-chip-03        : #B9914A;
  --b-chip-04        : #1B3A52;
  --b-chip-01-wet    : #DDD9C8;
  --b-chip-02-wet    : #7C6650;
  --b-chip-03-wet    : #C99C52;
  --b-chip-04-wet    : #224862;

  /* Ambient light */
  --b-light-warm     : #F1D7A0;
  --b-light-cool     : #C7CFD6;
  --b-pigment-bloom  : rgba(105,80,55,0.18);
  --b-critical       : #B23A1F;
  --b-success        : #6F7A3A;

  /* Semantic roles */
  --b-surface        : var(--b-linen);
  --b-surface-sunk   : var(--b-linen-warm);
  --b-text           : var(--b-ink);
  --b-text-soft      : var(--b-ink-soft);
  --b-text-mute      : var(--b-muted);
  --b-brand          : var(--b-chip-04);
  --b-brand-wet      : var(--b-chip-04-wet);
  --b-accent         : var(--b-chip-03);
  --b-accent-warm    : var(--b-chip-01);
  --b-accent-deep    : var(--b-chip-02);

  /* Primary slot exposure */
  --design-b-primary : var(--b-chip-04);

  /* Typography */
  --b-font-display   : 'Newsreader', 'Source Serif 4', 'Georgia', serif;
  --b-font-body      : 'Outfit', -apple-system, 'Helvetica Neue', sans-serif;
  --b-font-mono      : 'JetBrains Mono', 'SFMono-Regular', 'Menlo', monospace;

  --b-type-spread    : clamp(40px, 6.5vw, 88px);
  --b-type-display   : clamp(32px, 4.5vw, 60px);
  --b-type-headline  : clamp(22px, 2.8vw, 30px);
  --b-type-body-lg   : clamp(17px, 1.5vw, 20px);
  --b-type-body      : clamp(16px, 1.3vw, 18px);
  --b-type-caption   : 14px;
  --b-type-stamp     : 12px;

  /* Spacing */
  --b-hairline : 1px;
  --b-thread   : 4px;
  --b-grain    : 8px;
  --b-stroke   : 16px;
  --b-coat     : 24px;
  --b-canvas   : 40px;
  --b-wall     : 64px;
  --b-room     : 96px;
  --b-atelier  : 160px;

  /* Motion */
  --b-dur-touch   : 220ms;
  --b-dur-settle  : 380ms;
  --b-dur-bloom   : 900ms;
  --b-dur-load    : 1400ms;
  --b-dur-cure    : 1800ms;
  --b-dur-light   : 24000ms;
  --b-dur-light-b : 17000ms;
  --b-dur-breath  : 6400ms;
  --b-dur-pointer : 8000ms;

  --b-ease-light  : cubic-bezier(.45, .15, .35, 1);
  --b-ease-bloom  : cubic-bezier(.22, .61, .36, 1);
  --b-ease-settle : cubic-bezier(.16, 1, .3, 1);

  /* Radius */
  --b-radius-chip : 0;
  --b-radius-tag  : 2px;
  --b-radius-btn  : 4px;

  /* Elevation */
  --b-elev-rule  : 1px solid var(--b-rule);
  --b-elev-bloom : 0 0 0 1px var(--b-pigment-bloom), 0 0 32px -8px var(--b-pigment-bloom);

  background: var(--b-surface);
  color: var(--b-text);
  font-family: var(--b-font-body);
  font-size: var(--b-type-body);
  line-height: 1.62;
}

/* ── Viewport clip (REQUIRED — no h-scroll) ─────────────── */
[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;
}

/* ── Tag (mono stamp) ───────────────────────────────────── */
[data-design="b"] .nl-tag {
  font-family: var(--b-font-mono);
  font-size: var(--b-type-stamp);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--b-text-mute);
}

/* ═══════════════════════════════════════════════
   E1 — HEADER (north-light adapted, slot b)
   ═══════════════════════════════════════════════ */
[data-design="b"] .nl-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--b-linen);
  isolation: isolate;
}
[data-design="b"] .nl-header__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--b-stroke) clamp(var(--b-stroke), 4vw, var(--b-canvas));
  min-height: 68px;
  max-width: 100%;
}
[data-design="b"] .nl-header__logo {
  text-decoration: none;
  color: var(--b-ink);
}
[data-design="b"] .nl-header__mark {
  font-family: var(--b-font-display);
  font-style: italic;
  font-weight: 500;
  font-size: 26px;
  letter-spacing: -0.005em;
  line-height: 1;
  font-feature-settings: "ss01";
}
[data-design="b"] .nl-header__menu {
  appearance: none;
  background: transparent;
  border: 1px solid var(--b-rule);
  border-radius: var(--b-radius-btn);
  width: 44px;
  height: 44px;
  display: grid;
  place-content: center;
  gap: 5px;
  cursor: pointer;
  padding: 0 10px;
  flex-shrink: 0;
}
[data-design="b"] .nl-header__menu-bar {
  display: block;
  width: 22px;
  height: 1px;
  background: var(--b-ink);
}
@media (hover: hover) and (pointer: fine) {
  [data-design="b"] .nl-header__menu:hover { border-color: var(--b-ink); }
}

/* Header hairline rule with light-rake atmospheric animation */
[data-design="b"] .nl-header__rule {
  position: relative;
  height: 1px;
  background: var(--b-rule);
  overflow: visible;
}
[data-design="b"] .nl-header__rake {
  position: absolute;
  left: -10%; right: -10%;
  top: -8px; height: 16px;
  background: linear-gradient(90deg,
    transparent 0%,
    var(--b-light-warm) 30%,
    var(--b-light-cool) 70%,
    transparent 100%);
  opacity: 0.32;
  filter: blur(8px);
  animation: b-header-rake var(--b-dur-light-b) var(--b-ease-light) infinite;
}
@keyframes b-header-rake {
  0%, 100% { transform: translateX(-12%); opacity: 0.20; }
  50%      { transform: translateX(12%);  opacity: 0.40; }
}

/* Curtain (drawer) */
[data-design="b"] .nl-curtain {
  position: fixed;
  inset: 0;
  z-index: 60;
  background: rgba(28,24,19,0.36);
}
[data-design="b"] .nl-curtain[hidden] { display: none; }
[data-design="b"] .nl-curtain__panel {
  position: absolute;
  left: 0; right: 0; top: 0;
  background: var(--b-linen);
  border-bottom: 1px solid var(--b-brand);
  padding: var(--b-coat) clamp(var(--b-stroke), 4vw, var(--b-canvas)) var(--b-canvas);
  display: flex;
  flex-direction: column;
  gap: var(--b-canvas);
  transform: translateY(-100%);
  transition: transform 760ms var(--b-ease-light); /* motion-exception: north-light curtain drift is atmospheric (named "Curtain" in design.md) — slow drift is the signature, not a UI interaction response */
}
[data-design="b"] .nl-curtain.is-open .nl-curtain__panel { transform: translateY(0); }
[data-design="b"] .nl-curtain__close {
  appearance: none;
  background: transparent;
  border: 0;
  font-family: var(--b-font-mono);
  font-size: 28px;
  color: var(--b-ink);
  cursor: pointer;
  align-self: flex-end;
  width: 44px;
  height: 44px;
  display: grid;
  place-content: center;
}
[data-design="b"] .nl-curtain__nav {
  display: flex;
  flex-direction: column;
  gap: var(--b-grain);
}
[data-design="b"] .nl-curtain__nav a {
  font-family: var(--b-font-display);
  font-style: italic;
  font-size: 32px;
  font-weight: 500;
  color: var(--b-ink);
  text-decoration: none;
  padding: 12px 0;
  border-bottom: 1px solid var(--b-rule);
  letter-spacing: -0.005em;
  font-feature-settings: "ss01";
}
@media (hover: hover) and (pointer: fine) {
  [data-design="b"] .nl-curtain__nav a:hover { color: var(--b-brand); }
}
[data-design="b"] .nl-curtain__actions {
  display: flex;
  flex-direction: column;
  gap: var(--b-stroke);
}
[data-design="b"] .nl-curtain__phone {
  font-family: var(--b-font-body);
  font-size: 18px;
  color: var(--b-text-soft);
  text-decoration: none;
  padding: 12px 0;
  min-height: 44px;
  display: block;
}
[data-design="b"] .nl-curtain__foot { margin-top: auto; }

/* ═══════════════════════════════════════════════
   E2 — CTA (Loaded Stroke, slot b)
   ═══════════════════════════════════════════════ */
[data-design="b"] .nl-cta {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 16px;
  padding: 18px 30px;
  min-height: 56px;
  background: var(--b-brand);
  background-image: linear-gradient(95deg,
    var(--b-brand-wet) 0%,
    var(--b-brand) 35%,
    var(--b-brand) 70%,
    var(--b-brand-wet) 100%);
  color: var(--b-linen);
  font-family: var(--b-font-body);
  font-weight: 500;
  font-size: 16px;
  text-decoration: none;
  border-radius: var(--b-radius-btn);
  cursor: pointer;
  border: 0;
  letter-spacing: 0.01em;
  animation: b-cta-breath var(--b-dur-breath) ease-in-out infinite;
  transition:
    box-shadow var(--b-dur-settle) var(--b-ease-bloom),
    transform var(--b-dur-touch) var(--b-ease-settle);
  box-shadow: 0 0 0 0 transparent;
}
[data-design="b"] .nl-cta__arrow {
  font-family: var(--b-font-mono);
  font-size: 18px;
  line-height: 1;
  transition: transform var(--b-dur-settle) var(--b-ease-settle);
}
@media (hover: hover) and (pointer: fine) {
  [data-design="b"] .nl-cta:hover { box-shadow: var(--b-elev-bloom); }
  [data-design="b"] .nl-cta:hover .nl-cta__arrow { transform: translateX(4px); }
}
[data-design="b"] .nl-cta:focus-visible {
  outline: 2px solid var(--b-brand);
  outline-offset: 4px;
  box-shadow: var(--b-elev-bloom);
}
[data-design="b"] .nl-cta:active { transform: scale(0.985); }
[data-design="b"] .nl-cta--drawer {
  align-self: flex-start;
}
[data-design="b"] .nl-cta--submit {
  margin-top: var(--b-coat);
}
@keyframes b-cta-breath {
  0%, 100% { opacity: 0.96; }
  50%      { opacity: 1; }
}

/* ═══════════════════════════════════════════════
   E3 — HERO: wall-rise backdrop + hero text
   isolation:isolate + z-index hard rule
   ═══════════════════════════════════════════════ */
[data-design="b"] .nl-hero {
  position: relative;
  min-height: clamp(520px, 80vh, 800px);
  display: grid;
  align-items: center;
  overflow: hidden;
  background: var(--b-linen-dark);
  isolation: isolate;
}

/* E3 backdrop — full-bleed, z-index 0 */
[data-design="b"] .nl-hero__backdrop {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}

/* SVG wall-rise — courses animate up from bottom */
[data-design="b"] .nl-hero__wall {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
}

/* Wall course fill — muted stone tone */
[data-design="b"] .nl-wall-course rect {
  fill: var(--b-ink-soft);
  opacity: 0.22;
}

/* Each course lays in from below on staggered delay */
[data-design="b"] .nl-wall-c1 { animation: b-course-rise 1.6s var(--b-ease-settle) both; animation-delay: 0.1s; }
[data-design="b"] .nl-wall-c2 { animation: b-course-rise 1.6s var(--b-ease-settle) both; animation-delay: 0.35s; }
[data-design="b"] .nl-wall-c3 { animation: b-course-rise 1.6s var(--b-ease-settle) both; animation-delay: 0.60s; }
[data-design="b"] .nl-wall-c4 { animation: b-course-rise 1.6s var(--b-ease-settle) both; animation-delay: 0.85s; }
[data-design="b"] .nl-wall-c5 { animation: b-course-rise 1.6s var(--b-ease-settle) both; animation-delay: 1.10s; }
[data-design="b"] .nl-wall-c6 { animation: b-course-rise 1.6s var(--b-ease-settle) both; animation-delay: 1.35s; }
[data-design="b"] .nl-wall-c7 { animation: b-course-rise 1.6s var(--b-ease-settle) both; animation-delay: 1.60s; }

@keyframes b-course-rise {
  from { transform: translateY(40px); opacity: 0; }
  to   { transform: translateY(0);    opacity: 1; }
}

/* After all courses are up — sustain a slow ambient drift (perceptible, not frozen) */
[data-design="b"] .nl-wall-course rect {
  animation: b-course-rise 1.6s var(--b-ease-settle) both,
             b-course-breathe 11s ease-in-out infinite;
}
[data-design="b"] .nl-wall-c1 rect { animation-delay: 0.1s, 2.0s; }
[data-design="b"] .nl-wall-c2 rect { animation-delay: 0.35s, 2.5s; }
[data-design="b"] .nl-wall-c3 rect { animation-delay: 0.60s, 3.0s; }
[data-design="b"] .nl-wall-c4 rect { animation-delay: 0.85s, 3.5s; }
[data-design="b"] .nl-wall-c5 rect { animation-delay: 1.10s, 4.0s; }
[data-design="b"] .nl-wall-c6 rect { animation-delay: 1.35s, 4.5s; }
[data-design="b"] .nl-wall-c7 rect { animation-delay: 1.60s, 5.0s; }

@keyframes b-course-breathe {
  0%, 100% { opacity: 0.22; }
  50%      { opacity: 0.30; }
}

/* Warm-cool light rake overlay on the wall */
[data-design="b"] .nl-wall__rake {
  animation: b-wall-rake var(--b-dur-light) var(--b-ease-light) infinite;
}
@keyframes b-wall-rake {
  0%, 100% { opacity: 0.65; transform: translateX(-6%); }
  50%      { opacity: 0.85; transform: translateX(6%); }
}

/* Slow atmosphere-drift overlay */
[data-design="b"] .nl-hero__atmosphere {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    145deg,
    var(--b-light-warm) 0%,
    transparent 40%,
    var(--b-light-cool) 100%
  );
  opacity: 0.12;
  animation: b-atmo-drift var(--b-dur-light) ease-in-out infinite;
}
@keyframes b-atmo-drift {
  0%, 100% { opacity: 0.10; transform: scale(1.02) translateX(-2%); }
  50%      { opacity: 0.18; transform: scale(1.00) translateX(2%); }
}

/* Hero content — MUST be above all backdrop layers */
[data-design="b"] .nl-hero__content {
  position: relative;
  z-index: 10;
  isolation: isolate;
  width: 100%;
}
[data-design="b"] .nl-hero__inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: var(--b-room) clamp(var(--b-stroke), 5vw, var(--b-canvas));
  display: grid;
  gap: var(--b-coat);
  align-items: start;
}
[data-design="b"] .nl-hero__plate {
  color: var(--b-light-warm);
}
[data-design="b"] .nl-hero__headline {
  font-family: var(--b-font-display);
  font-style: italic;
  font-weight: 500;
  font-size: var(--b-type-spread);
  line-height: 1.04;
  letter-spacing: -0.02em;
  color: var(--b-linen);
  margin: 0;
  max-width: 20ch;
  font-feature-settings: "ss01";
  /* HARD: opacity:1 at first paint */
  opacity: 1;
}
[data-design="b"] .nl-hero__subtitle {
  font-family: var(--b-font-body);
  font-size: var(--b-type-body-lg);
  color: var(--b-chip-01);
  margin: 0;
  max-width: 52ch;
  line-height: 1.5;
  opacity: 1;
}
[data-design="b"] .nl-hero__proof {
  font-family: var(--b-font-mono);
  font-size: var(--b-type-stamp);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--b-chip-03);
  margin: 0;
  opacity: 1;
}

/* Scroll-parallax on hero backdrop (TRIAD-2 — genuine scroll-driven motion) */
[data-design="b"] .nl-hero__backdrop {
  will-change: transform;
}

/* ═══════════════════════════════════════════════
   E6 — POINTER: sash of light (slot b)
   MUST be visible: opacity:1, height >= 8px
   Sits immediately before #funnel (≤1 sibling)
   ═══════════════════════════════════════════════ */
[data-design="b"] .nl-pointer {
  display: grid;
  gap: 12px;
  place-items: center;
  width: 100%;
  padding: var(--b-canvas) 0;
  color: var(--b-text-soft);
  text-decoration: none;
  background: var(--b-linen);
  /* Pointer is NOT a button — no click affordance styling */
  cursor: default;
  pointer-events: none;
  /* Explicitly visible */
  opacity: 1;
  min-height: 200px;
}
[data-design="b"] .nl-pointer__field {
  position: relative;
  width: 56px;
  height: 220px;
}
[data-design="b"] .nl-pointer__sash {
  position: absolute;
  left: 50%; top: -40px;
  width: 14px; height: 80px;
  transform: translateX(-50%);
  background: linear-gradient(180deg,
    transparent 0%,
    var(--b-light-warm) 30%,
    var(--b-light-cool) 70%,
    transparent 100%);
  filter: blur(8px);
  opacity: 0.85;
  animation: b-pointer-sash var(--b-dur-pointer) var(--b-ease-light) infinite;
}
[data-design="b"] .nl-pointer__bloom {
  position: absolute;
  left: 50%; bottom: 0;
  width: 56px; height: 56px;
  border-radius: 999px;
  transform: translate(-50%, 50%) scale(0.4);
  background: radial-gradient(closest-side, var(--b-chip-02) 0%, transparent 70%);
  opacity: 0;
  mix-blend-mode: multiply;
  animation: b-pointer-bloom var(--b-dur-pointer) var(--b-ease-bloom) infinite;
}
[data-design="b"] .nl-pointer__label {
  font-family: var(--b-font-display);
  font-style: italic;
  font-weight: 500;
  font-size: 16px;
  color: var(--b-text-mute);
  font-feature-settings: "ss01";
  letter-spacing: -0.005em;
  opacity: 1;
}

@keyframes b-pointer-sash {
  0%   { transform: translateX(-50%) translateY(0);    opacity: 0;    }
  10%  {                                                opacity: 0.85; }
  85%  { transform: translateX(-50%) translateY(240px); opacity: 0.85; }
  100% { transform: translateX(-50%) translateY(240px); opacity: 0;    }
}
@keyframes b-pointer-bloom {
  0%, 70% { opacity: 0;   transform: translate(-50%, 50%) scale(0.4); }
  85%     { opacity: 0.6; transform: translate(-50%, 50%) scale(1); }
  100%    { opacity: 0;   transform: translate(-50%, 50%) scale(2); }
}

/* ═══════════════════════════════════════════════
   E5 — FUNNEL: 5-step qualifying intake (slot b)
   ═══════════════════════════════════════════════ */
[data-design="b"] .nl-funnel {
  background: var(--b-linen-warm);
  border-top: 1px solid var(--b-rule);
  border-bottom: 1px solid var(--b-rule);
  padding: var(--b-room) clamp(var(--b-stroke), 5vw, var(--b-canvas));
}
[data-design="b"] .nl-funnel__inner {
  max-width: 760px;
  margin: 0 auto;
}
[data-design="b"] .nl-funnel__head {
  display: grid;
  gap: var(--b-stroke);
  margin-bottom: var(--b-canvas);
}
[data-design="b"] .nl-funnel__title {
  font-family: var(--b-font-display);
  font-style: italic;
  font-weight: 500;
  font-size: var(--b-type-display);
  line-height: 1.06;
  letter-spacing: -0.015em;
  color: var(--b-text);
  margin: 0;
  max-width: 22ch;
  font-feature-settings: "ss01";
}
[data-design="b"] .nl-funnel__lede {
  color: var(--b-text-soft);
  max-width: 56ch;
  margin: 0;
  line-height: 1.6;
}

/* Progress bar */
[data-design="b"] .nl-funnel__progress {
  display: flex;
  align-items: center;
  gap: var(--b-coat);
  margin-bottom: var(--b-canvas);
}
[data-design="b"] .nl-funnel__bar {
  flex: 1;
  height: 2px;
  background: var(--b-rule);
  border-radius: 1px;
  overflow: hidden;
}
[data-design="b"] .nl-funnel__fill {
  /* scaleX() from left edge — transform-only, no layout prop animated */
  width: 100%;
  height: 100%;
  background: var(--b-brand);
  border-radius: 1px;
  transform-origin: left center;
  transform: scaleX(0.20); /* JS sets this directly */
  transition: transform 400ms var(--b-ease-settle);
}
[data-design="b"] .nl-funnel__step-label {
  font-family: var(--b-font-mono);
  font-size: var(--b-type-stamp);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--b-text-mute);
  white-space: nowrap;
}

/* Funnel steps */
[data-design="b"] .nl-funnel__step {
  border: 0;
  padding: 0;
  margin: 0;
  display: none;
}
[data-design="b"] .nl-funnel__step.is-current { display: block; }
[data-design="b"] .nl-funnel__legend {
  font-family: var(--b-font-display);
  font-style: italic;
  font-weight: 500;
  font-size: var(--b-type-headline);
  color: var(--b-text);
  padding: 0;
  margin-bottom: var(--b-coat);
  letter-spacing: -0.005em;
  font-feature-settings: "ss01";
}
[data-design="b"] .nl-funnel__chips {
  display: flex;
  flex-wrap: wrap;
  gap: var(--b-grain);
}
[data-design="b"] .nl-funnel__chip {
  appearance: none;
  font-family: var(--b-font-body);
  font-size: 15px;
  color: var(--b-text-soft);
  background: var(--b-linen);
  border: 1px solid var(--b-rule);
  border-radius: var(--b-radius-btn);
  padding: 12px 18px;
  min-height: 44px;
  cursor: pointer;
  transition:
    border-color var(--b-dur-settle) var(--b-ease-settle),
    background var(--b-dur-settle) var(--b-ease-settle),
    transform var(--b-dur-touch) var(--b-ease-settle);
  text-align: left;
  line-height: 1.3;
  opacity: 1;
}
@media (hover: hover) and (pointer: fine) {
  [data-design="b"] .nl-funnel__chip:hover {
    border-color: var(--b-brand);
    background: var(--b-chip-04-wet);
    color: var(--b-linen);
  }
}
[data-design="b"] .nl-funnel__chip.is-picked {
  border-color: var(--b-brand);
  background: var(--b-brand);
  color: var(--b-linen);
}
[data-design="b"] .nl-funnel__chip:focus-visible {
  outline: 2px solid var(--b-brand);
  outline-offset: 2px;
}

/* Step 4 adaptive legends / chip groups */
[data-design="b"] .nl-funnel__legend--structural[hidden],
[data-design="b"] .nl-funnel__chips--structural[hidden],
[data-design="b"] .nl-funnel__legend--budget[hidden],
[data-design="b"] .nl-funnel__chips--budget[hidden] {
  display: none;
}

/* Step 5 contact fields */
[data-design="b"] .nl-funnel__step--contact { display: none; }
[data-design="b"] .nl-funnel__step--contact.is-current { display: block; }
[data-design="b"] .nl-funnel__note {
  font-family: var(--b-font-display);
  font-style: italic;
  font-size: 17px;
  color: var(--b-text-soft);
  margin: 0 0 var(--b-coat);
  line-height: 1.5;
  font-feature-settings: "ss01";
}
[data-design="b"] .nl-funnel__fields {
  display: grid;
  gap: var(--b-coat);
  margin-bottom: var(--b-coat);
}
[data-design="b"] .nl-field {
  display: grid;
  gap: var(--b-grain);
}
[data-design="b"] .nl-field__label {
  font-family: var(--b-font-display);
  font-style: italic;
  font-size: var(--b-type-caption);
  color: var(--b-text-mute);
  font-feature-settings: "ss01";
}
[data-design="b"] .nl-field__req {
  font-style: normal;
  font-family: var(--b-font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--b-text-mute);
}
[data-design="b"] .nl-field__input {
  font-family: var(--b-font-body);
  font-size: var(--b-type-body);
  color: var(--b-text);
  background: var(--b-linen);
  border: 0;
  border-bottom: 1px solid var(--b-rule);
  border-radius: 0;
  padding: var(--b-grain) 0;
  min-height: 44px;
  width: 100%;
  transition: border-color var(--b-dur-settle) var(--b-ease-settle);
}
[data-design="b"] .nl-field__input:focus {
  outline: none;
  border-bottom-color: var(--b-brand);
  border-bottom-width: 2px;
}
[data-design="b"] .nl-field--textarea .nl-field__input { resize: vertical; min-height: 88px; }
[data-design="b"] .nl-funnel__below {
  margin-top: var(--b-stroke);
  font-size: var(--b-type-caption);
  color: var(--b-text-mute);
  line-height: 1.5;
}
[data-design="b"] .nl-funnel__below a { color: var(--b-brand); text-decoration: none; }

/* Confirm state (shown via hidden attr removal — display:none when hidden) */
[data-design="b"] .nl-funnel__confirm[hidden] { display: none; }
[data-design="b"] .nl-funnel__confirm {
  text-align: center;
  padding: var(--b-canvas) 0;
  display: grid;
  gap: var(--b-coat);
  place-items: center;
}
[data-design="b"] .nl-funnel__confirm-title {
  font-family: var(--b-font-display);
  font-style: italic;
  font-size: var(--b-type-headline);
  font-weight: 500;
  color: var(--b-text);
  margin: 0;
  font-feature-settings: "ss01";
}
[data-design="b"] .nl-funnel__confirm-note {
  color: var(--b-text-soft);
  max-width: 48ch;
  margin: 0;
  line-height: 1.6;
}

/* ═══════════════════════════════════════════════
   PORTFOLIO / COMPLETED WORK
   ═══════════════════════════════════════════════ */
[data-design="b"] .nl-work {
  padding: var(--b-room) clamp(var(--b-stroke), 5vw, var(--b-canvas));
  background: var(--b-linen);
  border-top: 1px solid var(--b-rule);
}
[data-design="b"] .nl-work__inner { max-width: 1280px; margin: 0 auto; }
[data-design="b"] .nl-work__head {
  display: grid;
  gap: var(--b-stroke);
  margin-bottom: var(--b-canvas);
}
[data-design="b"] .nl-section-title {
  font-family: var(--b-font-display);
  font-style: italic;
  font-weight: 500;
  font-size: var(--b-type-display);
  line-height: 1.06;
  letter-spacing: -0.015em;
  color: var(--b-text);
  margin: 0;
  max-width: 22ch;
  font-feature-settings: "ss01";
}
[data-design="b"] .nl-work__lede {
  color: var(--b-text-soft);
  max-width: 64ch;
  margin: 0;
  line-height: 1.65;
  font-size: var(--b-type-body-lg);
}
[data-design="b"] .nl-work__grid {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--b-canvas) var(--b-coat);
}
[data-design="b"] .nl-work__plate {
  display: grid;
  gap: var(--b-stroke);
  border: 1px solid var(--b-rule);
  padding: var(--b-coat);
  background: var(--b-linen-warm);
  transition: border-color var(--b-dur-settle) var(--b-ease-settle);
}
@media (hover: hover) and (pointer: fine) {
  [data-design="b"] .nl-work__plate:hover { border-color: var(--b-rule-strong); }
}

/* Mini SVG illustration faces */
[data-design="b"] .nl-work__face {
  aspect-ratio: 4 / 3;
  background: var(--b-linen);
  border: 1px solid var(--b-rule);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
[data-design="b"] .nl-work__face svg {
  width: 100%;
  height: 100%;
  display: block;
}
/* Brick face — warm brick tone */
[data-design="b"] .nl-work__face--brick svg rect,
[data-design="b"] .nl-work__face--repair svg rect {
  fill: #9E6B52;
}
[data-design="b"] .nl-work__face--repair .nl-brick-r1 { fill: #9E6B52; }
[data-design="b"] .nl-work__face--repair .nl-brick-r2 { fill: #8C5E48; }
[data-design="b"] .nl-work__face--repair .nl-brick-r3 { fill: #9E6B52; }
[data-design="b"] .nl-work__face--repair .nl-mortar-fresh { fill: var(--b-chip-03); transform-origin: left center; animation: b-mortar-draw 2s var(--b-ease-settle) infinite; }
[data-design="b"] .nl-work__face--repair .nl-mortar-fresh--2 { animation-delay: 0.6s; }
@keyframes b-mortar-draw {
  0%   { transform: scaleX(0); opacity: 0.8; }
  60%  { transform: scaleX(1); opacity: 0.8; }
  100% { transform: scaleX(1); opacity: 0; }
}
/* Stone face */
[data-design="b"] .nl-work__face--stone polygon { fill: var(--b-chip-02); opacity: 0.7; }
[data-design="b"] .nl-work__face--stone polygon:nth-child(odd) { opacity: 0.5; }
/* Concrete face */
[data-design="b"] .nl-work__face--concrete .nl-slab { fill: #9A9589; }
[data-design="b"] .nl-work__face--concrete .nl-joint { stroke: var(--b-linen); }

[data-design="b"] .nl-work__meta { display: grid; gap: var(--b-grain); }
[data-design="b"] .nl-work__meta h3 {
  font-family: var(--b-font-display);
  font-style: italic;
  font-weight: 500;
  font-size: 22px;
  line-height: 1.2;
  color: var(--b-text);
  margin: 0;
  font-feature-settings: "ss01";
}
[data-design="b"] .nl-work__meta p {
  color: var(--b-text-soft);
  margin: 0;
  font-size: 15px;
  line-height: 1.6;
}
[data-design="b"] .nl-work__cta-repeat {
  margin-top: var(--b-room);
  display: flex;
  justify-content: flex-start;
}

/* ═══════════════════════════════════════════════
   E4 — MATERIALS: light-studies ambient grid (slot b)
   Different motion/metaphor from hero — mid-page ambient
   ═══════════════════════════════════════════════ */
[data-design="b"] .nl-materials {
  padding: var(--b-room) clamp(var(--b-stroke), 5vw, var(--b-canvas));
  background: var(--b-linen-warm);
  border-top: 1px solid var(--b-rule);
  border-bottom: 1px solid var(--b-rule);
}
[data-design="b"] .nl-materials__inner { max-width: 1280px; margin: 0 auto; }
[data-design="b"] .nl-materials__head {
  display: grid;
  gap: var(--b-stroke);
  margin-bottom: var(--b-canvas);
}
[data-design="b"] .nl-materials__lede {
  color: var(--b-text-soft);
  max-width: 60ch;
  margin: 0;
  line-height: 1.65;
}
[data-design="b"] .nl-materials__grid {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--b-stroke);
}
[data-design="b"] .nl-materials__tile {
  display: grid;
  grid-template-rows: auto auto 1fr;
  gap: var(--b-grain);
}
[data-design="b"] .nl-materials__face {
  display: block;
  position: relative;
  aspect-ratio: 3 / 4;
  background: var(--chip, var(--b-chip-01));
  border: 1px solid var(--b-rule);
  overflow: hidden;
  /* Different ambient motion from the hero — pigment shift (not course-rise) */
  animation: b-mat-shift var(--b-dur-light) ease-in-out infinite;
  animation-delay: calc(var(--i, 0) * -6s);
}
[data-design="b"] .nl-materials__rake {
  position: absolute;
  inset: -20%;
  background: linear-gradient(115deg,
    transparent 30%,
    var(--b-light-warm) 45%,
    var(--b-light-cool) 55%,
    transparent 70%);
  opacity: 0.40;
  mix-blend-mode: soft-light;
  animation: b-mat-rake var(--b-dur-light-b) ease-in-out infinite;
  animation-delay: calc(var(--i, 0) * -4.25s);
}
@keyframes b-mat-shift {
  0%, 100% { background: var(--chip); }
  50%      { background: var(--chip-wet); }
}
@keyframes b-mat-rake {
  0%, 100% { transform: translateX(-30%) translateY(-10%); opacity: 0.30; }
  50%      { transform: translateX(30%) translateY(10%);   opacity: 0.55; }
}
[data-design="b"] .nl-materials__meta {
  display: flex;
  align-items: center;
  gap: var(--b-grain);
  margin-top: var(--b-grain);
}
[data-design="b"] .nl-materials__name {
  font-family: var(--b-font-display);
  font-style: italic;
  font-weight: 500;
  font-size: 20px;
  line-height: 1.1;
  letter-spacing: -0.005em;
  color: var(--b-text);
  font-feature-settings: "ss01";
}
[data-design="b"] .nl-materials__desc {
  font-size: 14px;
  color: var(--b-text-soft);
  margin: 0;
  line-height: 1.55;
}

/* ═══════════════════════════════════════════════
   PROCESS
   ═══════════════════════════════════════════════ */
[data-design="b"] .nl-process {
  padding: var(--b-room) clamp(var(--b-stroke), 5vw, var(--b-canvas));
  background: var(--b-linen);
  border-top: 1px solid var(--b-rule);
}
[data-design="b"] .nl-process__inner { max-width: 1280px; margin: 0 auto; }
[data-design="b"] .nl-process__head {
  display: grid;
  gap: var(--b-stroke);
  margin-bottom: var(--b-canvas);
}
[data-design="b"] .nl-process__steps {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--b-stroke) var(--b-coat);
  counter-reset: none;
}
[data-design="b"] .nl-process__step {
  display: grid;
  gap: var(--b-grain);
  padding-top: var(--b-coat);
  border-top: 2px solid var(--b-rule);
  transition: border-color var(--b-dur-settle) var(--b-ease-settle);
}
@media (hover: hover) and (pointer: fine) {
  [data-design="b"] .nl-process__step:hover { border-color: var(--b-brand); }
}
[data-design="b"] .nl-process__num { display: block; }
[data-design="b"] .nl-process__name {
  font-family: var(--b-font-display);
  font-style: italic;
  font-weight: 500;
  font-size: 20px;
  line-height: 1.2;
  color: var(--b-text);
  margin: 0;
  font-feature-settings: "ss01";
}
[data-design="b"] .nl-process__desc {
  font-size: 14px;
  color: var(--b-text-soft);
  margin: 0;
  line-height: 1.55;
}

/* ═══════════════════════════════════════════════
   ABOUT
   ═══════════════════════════════════════════════ */
[data-design="b"] .nl-about {
  padding: var(--b-room) clamp(var(--b-stroke), 5vw, var(--b-canvas));
  background: var(--b-linen-warm);
  border-top: 1px solid var(--b-rule);
}
[data-design="b"] .nl-about__inner { max-width: 1280px; margin: 0 auto; }
[data-design="b"] .nl-about__head {
  display: grid;
  gap: var(--b-stroke);
  margin-bottom: var(--b-canvas);
}
[data-design="b"] .nl-about__body {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: var(--b-canvas);
  align-items: start;
}
[data-design="b"] .nl-about__quote {
  margin: 0;
  border-left: 2px solid var(--b-brand);
  padding-left: var(--b-coat);
}
[data-design="b"] .nl-about__quote p {
  font-family: var(--b-font-display);
  font-style: italic;
  font-weight: 500;
  font-size: clamp(20px, 2.4vw, 28px);
  line-height: 1.3;
  color: var(--b-text);
  margin: 0 0 var(--b-grain);
  font-feature-settings: "ss01";
}
[data-design="b"] .nl-about__attr {
  font-family: var(--b-font-mono);
  font-size: var(--b-type-stamp);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--b-text-mute);
}
[data-design="b"] .nl-about__text p {
  color: var(--b-text-soft);
  margin: 0 0 var(--b-coat);
  line-height: 1.65;
}
[data-design="b"] .nl-about__dl {
  display: grid;
  gap: var(--b-coat);
  margin: 0;
}
[data-design="b"] .nl-about__dl div { display: grid; gap: var(--b-grain); }
[data-design="b"] .nl-about__dl dt { margin: 0; }
[data-design="b"] .nl-about__dl dd {
  margin: 0;
  font-family: var(--b-font-display);
  font-style: italic;
  font-size: 18px;
  color: var(--b-text);
  font-feature-settings: "ss01";
}
[data-design="b"] .nl-about__cta {
  margin-top: var(--b-canvas);
  display: flex;
  align-items: center;
  gap: var(--b-canvas);
  flex-wrap: wrap;
}
[data-design="b"] .nl-about__phone {
  font-family: var(--b-font-body);
  font-size: 18px;
  color: var(--b-brand);
  text-decoration: none;
  letter-spacing: -0.01em;
}

/* ═══════════════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════════════ */
[data-design="b"] .nl-footer {
  padding: var(--b-canvas) clamp(var(--b-stroke), 5vw, var(--b-canvas));
  background: var(--b-linen-warm);
  border-top: 1px solid var(--b-rule-strong);
}
[data-design="b"] .nl-footer__inner {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: var(--b-canvas);
  align-items: start;
}
[data-design="b"] .nl-footer__brand { display: grid; gap: var(--b-grain); }
[data-design="b"] .nl-footer__name {
  font-family: var(--b-font-display);
  font-style: italic;
  font-weight: 500;
  font-size: 22px;
  color: var(--b-text);
  font-feature-settings: "ss01";
}
[data-design="b"] .nl-footer__contact { display: grid; gap: var(--b-grain); }
[data-design="b"] .nl-footer__phone {
  font-family: var(--b-font-body);
  font-size: 22px;
  color: var(--b-brand);
  text-decoration: none;
  font-weight: 600;
}
[data-design="b"] .nl-footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--b-grain);
}
[data-design="b"] .nl-footer__links a {
  font-family: var(--b-font-body);
  font-size: 15px;
  color: var(--b-text-soft);
  text-decoration: none;
}
@media (hover: hover) and (pointer: fine) {
  [data-design="b"] .nl-footer__links a:hover { color: var(--b-brand); }
}
[data-design="b"] .nl-footer__copy {
  font-family: var(--b-font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--b-text-mute);
  margin: var(--b-canvas) 0 0;
  grid-column: 1 / -1;
}

/* ═══════════════════════════════════════════════
   SCROLL PARALLAX — TRIAD-2 genuine scroll-driven
   Hero backdrop parallax via JS scroll listener
   (CSS custom property updated by script.js)
   ═══════════════════════════════════════════════ */
[data-design="b"] .nl-hero__backdrop {
  transform: translateY(var(--b-parallax-y, 0px));
  transition: none; /* JS-driven, no CSS transition */
}

/* ═══════════════════════════════════════════════
   REDUCED MOTION FALLBACKS
   ═══════════════════════════════════════════════ */
@media (prefers-reduced-motion: reduce) {
  [data-design="b"] .nl-header__rake { animation: none; opacity: 0.28; }
  [data-design="b"] .nl-curtain__panel { transition: none; }
  [data-design="b"] .nl-cta { animation: none; background-image: none; }
  [data-design="b"] .nl-hero__backdrop { transform: none !important; }
  [data-design="b"] .nl-hero__atmosphere { animation: none; opacity: 0.12; }
  [data-design="b"] .nl-wall-course rect { animation: none; opacity: 0.25; }
  [data-design="b"] .nl-wall__rake { animation: none; opacity: 0.6; }
  [data-design="b"] .nl-pointer__sash { animation: none; transform: translateX(-50%) translateY(100px); opacity: 0.8; }
  [data-design="b"] .nl-pointer__bloom { animation: none; opacity: 0.4; transform: translate(-50%, 50%) scale(1); }
  [data-design="b"] .nl-materials__face,
  [data-design="b"] .nl-materials__rake { animation: none; }
  [data-design="b"] .nl-materials__rake { opacity: 0.35; }
  [data-design="b"] .nl-funnel__chip { transition: none; }
  [data-design="b"] .nl-funnel__fill { transition: none; transform: scaleX(0.20); }
  [data-design="b"] .nl-work__face--repair .nl-mortar-fresh { animation: none; opacity: 0.8; transform: scaleX(1); }
}

/* ═══════════════════════════════════════════════
   RESPONSIVE — 320 / 390 / 768 / 1440
   ALL rules scoped to .dq-design
   ═══════════════════════════════════════════════ */
@media (max-width: 1100px) {
  [data-design="b"].dq-design .nl-process__steps { grid-template-columns: repeat(3, 1fr); }
  [data-design="b"].dq-design .nl-about__body { grid-template-columns: 1fr 1fr; }
  [data-design="b"].dq-design .nl-about__facts { grid-column: 1 / -1; }
}
@media (max-width: 920px) {
  [data-design="b"].dq-design .nl-work__grid { grid-template-columns: 1fr; }
  [data-design="b"].dq-design .nl-materials__grid { grid-template-columns: repeat(2, 1fr); }
  [data-design="b"].dq-design .nl-footer__inner { grid-template-columns: 1fr 1fr; }
  [data-design="b"].dq-design .nl-footer__copy { grid-column: 1 / -1; }
}
@media (max-width: 700px) {
  [data-design="b"].dq-design .nl-process__steps { grid-template-columns: repeat(2, 1fr); }
  [data-design="b"].dq-design .nl-about__body { grid-template-columns: 1fr; }
  [data-design="b"].dq-design .nl-footer__inner { grid-template-columns: 1fr; }
  [data-design="b"].dq-design .nl-funnel__chips { gap: var(--b-grain); }
}
@media (max-width: 540px) {
  [data-design="b"].dq-design .nl-materials__grid { grid-template-columns: 1fr; }
  [data-design="b"].dq-design .nl-process__steps { grid-template-columns: 1fr; }
  [data-design="b"].dq-design .nl-header__mark { font-size: 20px; }
  [data-design="b"].dq-design .nl-about__cta { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 420px) {
  [data-design="b"].dq-design .nl-work__grid { grid-template-columns: 1fr; }
  [data-design="b"].dq-design .nl-hero { min-height: 90svh; }
  [data-design="b"].dq-design .nl-funnel__chip { padding: 12px 14px; font-size: 14px; }
}

/* 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; }