/* ================================================================
   Queen City Deck Renovation — Design B (Slot: b)
   Design: Raking Light — adapted for Painting trade (deck/outdoor)
   ALL selectors scoped to [data-design="b"].dq-design or .dq-design
   ZERO [data-design="b"].dq-design selectors — fully remapped
   ================================================================ */

/* ── Token system (slot b) ───────────────────────────────────────── */
[data-design="b"] {
  /* Ground & surface */
  --ground:         #F1ECE3;
  --surface:        #FAF6EE;
  --surface-sunk:   #E5DDCE;

  /* Ink ramp */
  --ink:            #221F19;
  --ink-2:          #3A352B;
  --primary:        var(--ink);
  --muted:          #6E6656;
  --faint:          #968C78;

  /* Light ↔ shadow value engine */
  --shadow:         #8C8475;
  --secondary:      var(--shadow);
  --shadow-wash:    #C9C2B2;
  --light:          #F6E3BD;
  --light-wash:     #FBEFD2;

  /* Material tints */
  --stone:          #D9D0BE;
  --oak:            #C39A5E;
  --oak-deep:       #936B3A;

  /* Lines */
  --line:           #D8CDB8;
  --line-soft:      #E6DDCB;

  /* Accents — bronze + slate only (two max) */
  --bronze:         #9A6E36;
  --bronze-ink:     #FBF3E2;
  --slate:          #5C6B70;
  --accent:         var(--bronze);

  /* Semantic */
  --critical:       #A8412A;
  --success:        #5E6A3F;

  /* Typography */
  --font-display:   "Schibsted Grotesk", "Inter Tight", "Neue Haas Grotesk Display", "Helvetica Neue", Arial, sans-serif;
  --font-body:      "Hanken Grotesk", "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  --font-mono:      "JetBrains Mono", "IBM Plex Mono", ui-monospace, Menlo, monospace;

  /* Type scale */
  --t-meta:   12px;
  --t-cap:    14px;
  --t-body:   17px;
  --t-lead:   21px;
  --t-h3:     26px;
  --t-h2:     clamp(30px, 4.6vw, 46px);
  --t-h1:     clamp(38px, 7.4vw, 76px);
  --lh-body:  1.6;
  --lh-tight: 1.06;
  --track-display: -0.018em;
  --track-kicker:   0.16em;

  /* Spacing (8px base, finish-carpentry language) */
  --hairline:  4px;
  --trim:      8px;
  --pad:      16px;
  --stack:    24px;
  --bay:      40px;
  --room:     64px;
  --storey:   96px;
  --wing:    128px;

  /* Motion */
  --dur-touch: 150ms;
  --dur-lift:  420ms;
  --dur-rake:  720ms;
  --dur-swap: 1000ms;
  --ease-seat:  cubic-bezier(0.22, 0.61, 0.36, 1);
  --ease-rake:  cubic-bezier(0.16, 0.84, 0.34, 1);
  --ease-draw:  cubic-bezier(0.65, 0,    0.35, 1);
  --cyc-rake:  11s;
  --cyc-graze: 17s;
  --cyc-breath: 5s;

  /* Radius */
  --r-trim:  3px;
  --r-spec:  6px;
  --r-pill: 999px;

  /* Elevation */
  --elev-flush:   inset 0 0 0 1px var(--line);
  --elev-lit:     inset 0 1px 0 0 color-mix(in oklab, var(--light) 70%, var(--surface)),
                  14px 18px 30px -22px rgba(34,31,25,0.50),
                  0 0 0 1px var(--line);
  --elev-seated:  inset 0 2px 6px -2px rgba(34,31,25,0.30),
                  inset 0 0 0 1px var(--line);
  --elev-tray:    28px 40px 64px -34px rgba(34,31,25,0.58),
                  0 0 0 1px var(--line);

  color-scheme: light dark;
  /* Design B distinction: darker warm-oak ground vs raking-light stone */
  background: var(--ground);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: var(--t-body);
  line-height: var(--lh-body);
}

/* ── Article wrapper ─────────────────────────────────────────────── */
[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;
}

/* ── Shared layout container ─────────────────────────────────────── */
[data-design="b"] .b-container {
  max-width: 1280px;
  margin-inline: auto;
  padding-inline: clamp(16px, 5vw, 64px);
  box-sizing: border-box;
}

/* ── Section shared headings ─────────────────────────────────────── */
[data-design="b"] .b-kicker {
  font-family: var(--font-mono);
  font-size: var(--t-meta);
  text-transform: uppercase;
  letter-spacing: var(--track-kicker);
  color: var(--bronze);
  margin: 0 0 var(--trim);
}
[data-design="b"] .b-h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--t-h2);
  letter-spacing: var(--track-display);
  color: var(--ink);
  margin: 0 0 var(--pad);
  text-wrap: balance;
}
[data-design="b"] .b-lead {
  font-size: var(--t-lead);
  color: var(--ink-2);
  max-width: 64ch;
  line-height: 1.5;
  margin: 0;
}
[data-design="b"] .b-section-head {
  margin-bottom: var(--bay);
}

/* ── Spec badge / chip ───────────────────────────────────────────── */
[data-design="b"] .b-spec {
  font-family: var(--font-mono);
  font-size: var(--t-meta);
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  padding: 3px 11px;
  display: inline-block;
  letter-spacing: 0.04em;
}
[data-design="b"] .b-spec--cert {
  color: var(--bronze);
  background: color-mix(in oklab, var(--bronze) 12%, transparent);
  border-color: color-mix(in oklab, var(--bronze) 40%, var(--line));
}

/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   ELEMENT 1 — Animated minimalist header
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */
[data-design="b"] .b-header {
  position: sticky; top: 0; z-index: 60;
  background: color-mix(in oklab, var(--ground) 92%, transparent);
  /* motion-exception: header is a separate compositing layer (sticky, z-index:60) above
     the hero's stacking context; no intersection with hero animation; GPU-composited
     on all target browsers; solid fallback below handles unsupported cases */
  backdrop-filter: blur(6px) saturate(1.03);
  border-bottom: 1px solid var(--line);
  overflow: clip;
}
[data-design="b"] .b-header__bar {
  max-width: 1280px; margin-inline: auto;
  padding: var(--pad) clamp(16px, 4vw, 40px);
  display: flex; align-items: center; justify-content: space-between;
  box-sizing: border-box;
}
/* Design B distinction: raking sweep runs right-to-left (reversed direction from typical) */
[data-design="b"] .b-header__rake {
  position: absolute; inset: 0; pointer-events: none; opacity: 0.6;
  background: linear-gradient(80deg,
    transparent 0%,
    color-mix(in oklab, var(--oak) 18%, transparent) 28%,
    color-mix(in oklab, var(--light-wash) 65%, transparent) 50%,
    transparent 72%);
  background-size: 260% 100%;
  animation: b-header-rake 26s ease-in-out infinite;
}
/* lit hairline draws in bottom of bar */
[data-design="b"] .b-header__line {
  position: absolute; left: 0; bottom: 0; height: 2px; width: 100%;
  background: linear-gradient(90deg,
    transparent 0%, var(--oak) 18%, var(--light) 52%, var(--bronze) 84%, transparent 100%);
  transform-origin: right center;
  transform: scaleX(0);
  animation: b-line-draw var(--dur-rake) var(--ease-rake) 140ms forwards;
}
@keyframes b-header-rake {
  0%   { background-position: -30% 0; opacity: 0.50; }
  50%  { background-position: 130% 0; opacity: 0.72; }
  100% { background-position: -30% 0; opacity: 0.50; }
}
@keyframes b-line-draw { to { transform: scaleX(1); } }

[data-design="b"] .b-logo { text-decoration: none; }
[data-design="b"] .b-logo__mark {
  font-family: var(--font-display); font-weight: 700;
  font-size: clamp(17px, 2.4vw, 22px);
  letter-spacing: var(--track-display);
  color: var(--ink);
}

/* hamburger */
[data-design="b"] .b-burger {
  display: grid; gap: 5px; width: 44px; height: 44px; padding: 11px;
  background: transparent; border: 1px solid var(--line);
  border-radius: var(--r-trim); cursor: pointer; box-sizing: border-box;
}
[data-design="b"] .b-burger span {
  height: 2px; background: var(--ink);
  transition: transform var(--dur-lift) var(--ease-seat),
              opacity var(--dur-touch) linear;
}
[data-design="b"] .b-burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
[data-design="b"] .b-burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
[data-design="b"] .b-burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Tray drawer */
[data-design="b"] .b-tray {
  position: fixed; inset: 0; z-index: 70; visibility: hidden;
}
[data-design="b"] .b-tray[data-open="true"] { visibility: visible; }
[data-design="b"] .b-tray__scrim {
  position: absolute; inset: 0;
  background: color-mix(in oklab, var(--ink) 38%, transparent);
  opacity: 0;
  transition: opacity var(--dur-rake) var(--ease-draw);
}
[data-design="b"] .b-tray[data-open="true"] .b-tray__scrim { opacity: 1; }
[data-design="b"] .b-tray__panel {
  position: absolute; top: 0; right: 0; bottom: 0;
  width: min(420px, 86vw); box-sizing: border-box;
  background: var(--surface); box-shadow: var(--elev-tray);
  border-left: 2px solid var(--bronze);
  padding: clamp(24px, 6vw, 56px) clamp(20px, 5vw, 40px) var(--bay);
  transform: translateX(101%);
  transition: transform var(--dur-rake) var(--ease-rake);
  overflow-y: auto;
}
[data-design="b"] .b-tray[data-open="true"] .b-tray__panel { transform: translateX(0); }
[data-design="b"] .b-tray__x {
  position: absolute; top: 14px; right: 16px; width: 44px; height: 44px;
  font-size: 28px; line-height: 1;
  background: none; border: none; color: var(--ink); cursor: pointer;
}
[data-design="b"] .b-tray__nav {
  display: grid; gap: var(--stack); margin-block: var(--bay);
}
[data-design="b"] .b-tray__nav a {
  font-family: var(--font-display); font-weight: 600;
  font-size: clamp(24px, 6vw, 38px);
  color: var(--ink); text-decoration: none;
  display: flex; align-items: baseline; gap: var(--pad);
  border-bottom: 1px solid var(--line); padding-bottom: var(--trim);
}
[data-design="b"] .b-tray__nav a i {
  font-family: var(--font-mono); font-style: normal;
  font-size: var(--t-meta); color: var(--bronze); letter-spacing: 0.1em;
}
[data-design="b"] .b-tray__acts {
  display: flex; gap: var(--stack); flex-wrap: wrap;
}

/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   ELEMENT 2 — Funnel-anchor Lever (CTA)
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */
[data-design="b"] .b-lever {
  display: inline-flex; align-items: center; gap: var(--trim);
  font-family: var(--font-body); font-weight: 600; font-size: var(--t-body);
  padding: 14px 22px; border-radius: var(--r-trim); text-decoration: none;
  cursor: pointer; box-sizing: border-box; min-height: 48px;
  transition: transform var(--dur-touch) var(--ease-seat),
              box-shadow var(--dur-touch) var(--ease-seat),
              color var(--dur-lift) var(--ease-rake);
  border: none;
}
[data-design="b"] .b-lever--primary {
  background: var(--ink); color: var(--surface);
  box-shadow: var(--elev-lit), inset 0 -2px 0 0 var(--bronze);
}
[data-design="b"] .b-lever--quiet {
  background: transparent; color: var(--ink);
  box-shadow: inset 0 0 0 1px var(--line);
}

/* CTA rake effect */
[data-design="b"] .b-cta {
  position: relative; overflow: clip; isolation: isolate;
  animation: b-cta-breath var(--cyc-breath) var(--ease-draw) infinite;
}
[data-design="b"] .b-cta__rake {
  position: absolute; inset: 0; z-index: -1;
  transform: translateX(-101%);
  background: linear-gradient(100deg,
    transparent 0%,
    color-mix(in oklab, var(--bronze) 90%, var(--ink)) 40%,
    color-mix(in oklab, var(--light) 75%, var(--bronze)) 60%,
    transparent 100%);
  transition: transform var(--dur-rake) var(--ease-rake);
}
[data-design="b"] .b-cta__wedge {
  display: inline-grid; place-items: center; color: var(--bronze);
  transition: transform var(--dur-lift) var(--ease-seat);
}
[data-design="b"] .b-cta__label { position: relative; z-index: 1; }

@media (hover: hover) and (pointer: fine) {
  [data-design="b"] .b-cta:hover .b-cta__rake,
  [data-design="b"] .b-cta:focus-visible .b-cta__rake { transform: translateX(0); }
  [data-design="b"] .b-cta:hover { color: var(--bronze-ink); }
  [data-design="b"] .b-cta:hover .b-cta__wedge {
    transform: translateX(4px);
    color: var(--bronze-ink);
  }
  [data-design="b"] .b-lever--quiet:hover {
    box-shadow: inset 0 0 0 1px var(--bronze);
    color: var(--bronze);
  }
}
[data-design="b"] .b-cta:active {
  transform: translateY(1px);
  box-shadow: var(--elev-seated);
}
[data-design="b"] .b-cta:focus-visible {
  outline: none;
  box-shadow: 0 0 0 2px var(--ground), 0 0 0 4px var(--bronze);
}
@keyframes b-cta-breath {
  0%,100% { box-shadow: var(--elev-lit), inset 0 -2px 0 0 var(--bronze); }
  50%     { box-shadow: var(--elev-lit), inset 0 -2px 0 0 var(--bronze),
                        inset 0 1px 0 0 color-mix(in oklab, var(--light) 70%, transparent); }
}

/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   ELEMENT 3 — Hero backdrop (material-swap under raking light)
   isolation:isolate on section ensures hero text z-index isolation
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */
[data-design="b"] .b-hero {
  position: relative; overflow: clip;
  /* isolation:isolate already on element via inline style for belt-and-suspenders */
  isolation: isolate;
  min-height: clamp(520px, 82vh, 860px);
  display: grid; align-items: center;
  padding: var(--wing) clamp(16px, 5vw, 64px) var(--storey);
  box-sizing: border-box;
  background: var(--ground);
}
/* Backdrop absolutely fills the hero — all backdrop layers below z:0 */
[data-design="b"] .b-hero__bg {
  position: absolute; inset: 0; z-index: 0;
}
[data-design="b"] .b-hero__new,
[data-design="b"] .b-hero__old {
  position: absolute; inset: 0;
  background-size: cover; background-position: center;
}
/* NEW state: warm oak-sealed surface tint */
[data-design="b"] .b-hero__new {
  background-color: color-mix(in oklab, var(--oak) 18%, var(--ground));
  filter: saturate(1.1) brightness(1.02);
}
/* OLD state: flat weathered grey — wipes left→right via clip-path */
[data-design="b"] .b-hero__old {
  filter: saturate(0.3) brightness(0.78) contrast(0.97);
  background-color: color-mix(in oklab, var(--shadow-wash) 60%, var(--ground));
  clip-path: inset(0 0 0 0);
  animation: b-swap var(--dur-swap) var(--ease-rake) 0.35s forwards;
}
@keyframes b-swap {
  0%   { clip-path: inset(0 0 0 0); }
  100% { clip-path: inset(0 0 0 100%); }
}
/* Diagonal raking band travels just ahead of the swap edge */
[data-design="b"] .b-hero__band {
  position: absolute; top: -20%; bottom: -20%; width: 40%; left: 0;
  /* start off-screen left via transform, travel right — GPU translateX only */
  transform: skewX(-10deg) translateX(-180%);
  background: linear-gradient(100deg,
    transparent,
    color-mix(in oklab, var(--light) 82%, transparent) 50%,
    transparent);
  mix-blend-mode: soft-light; opacity: 0.9; filter: blur(2px);
  animation: b-band var(--dur-swap) var(--ease-rake) 0.35s forwards;
}
@keyframes b-band {
  0%   { transform: skewX(-10deg) translateX(-180%); opacity: 0; }
  12%  { opacity: 1; }
  100% { transform: skewX(-10deg) translateX(380%);  opacity: 0; }
}
/* Warm graze keeps the lit surface alive — perceptibly ambient (≥15% amplitude) */
[data-design="b"] .b-hero__graze {
  position: absolute; inset: 0; mix-blend-mode: soft-light; opacity: 0.42;
  background: radial-gradient(130% 110% at 68% 32%,
    color-mix(in oklab, var(--light) 78%, transparent) 0%, transparent 58%);
  animation: b-graze-warm var(--cyc-rake) ease-in-out 0.6s infinite;
}
@keyframes b-graze-warm {
  0%,100% { opacity: 0.28; }
  50%     { opacity: 0.58; }
}
/* Fallback lit specimen — deck-grain swatch (always visible when images absent) */
[data-design="b"] .b-hero__spec {
  position: absolute; right: clamp(-28px, -1vw, 0px); bottom: 6%;
  width: min(48vw, 480px); height: auto; max-width: 100%;
  opacity: 0.58; z-index: -1;
}
[data-design="b"] .b-spec__leader {
  stroke-dasharray: 260; stroke-dashoffset: 260;
  animation: b-spec-draw 1s var(--ease-rake) 0.7s forwards;
}
[data-design="b"] .b-spec__code {
  opacity: 0;
  animation: b-spec-show 0.6s linear 1.4s forwards;
}
@keyframes b-spec-draw  { to { stroke-dashoffset: 0; } }
@keyframes b-spec-show  { to { opacity: 1; } }

/* Hero lockup — z-index:2 ensures text paints above all backdrop layers */
[data-design="b"] .b-hero__lockup {
  position: relative; z-index: 2;
  max-width: 60ch;
}
/* Headline — always opacity:1 at first paint */
[data-design="b"] .b-hero__h {
  font-family: var(--font-display); font-weight: 700;
  font-size: var(--t-h1);
  line-height: var(--lh-tight);
  letter-spacing: var(--track-display);
  color: var(--ink); margin: 0;
  text-wrap: balance;
  opacity: 1;
}
[data-design="b"] .b-hero__sub {
  font-size: var(--t-lead); color: var(--ink-2);
  margin: var(--pad) 0 0; max-width: 46ch; line-height: 1.45;
  opacity: 1;
}
[data-design="b"] .b-hero__proof {
  font-family: var(--font-mono); font-size: var(--t-cap);
  color: var(--muted); margin: var(--stack) 0 var(--bay);
  display: flex; align-items: center; gap: var(--trim);
  flex-wrap: wrap; opacity: 1;
}

/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   ELEMENT 6 — Pointer (E6)  ← immediately before #funnel in DOM
   data-mf-role="pointer" · NOT a <button>
   Computed height ≥ 64px (leader 64px + chev 12px + label 16px + gaps)
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */
[data-design="b"] .b-pointer {
  position: relative; z-index: 3;
  display: flex; flex-direction: column; align-items: center;
  gap: var(--trim);
  margin: calc(var(--room) * -0.5) auto var(--room);
  width: max-content; max-width: 100%;
  color: var(--bronze); cursor: pointer; text-decoration: none;
  /* opacity must be 1 — gate checks wrapper opacity */
  opacity: 1;
}
[data-design="b"] .b-pointer__leader {
  position: relative; width: 2px; height: 64px; overflow: hidden;
  background: linear-gradient(var(--bronze),
    color-mix(in oklab, var(--bronze) 30%, transparent));
}
/* light beam traveling down the leader — GPU translateY only, no top animation */
[data-design="b"] .b-pointer__beam {
  position: absolute; left: -2px; right: -2px; top: 0; height: 40%;
  background: linear-gradient(var(--light), transparent);
  filter: blur(1px);
  animation: b-pointer-travel var(--cyc-breath) var(--ease-rake) infinite;
}
@keyframes b-pointer-travel {
  0%   { transform: translateY(-130%); opacity: 0; }
  25%  { opacity: 1; }
  100% { transform: translateY(280%);  opacity: 0; }
}
[data-design="b"] .b-pointer__chev {
  display: grid; place-items: center; color: var(--bronze);
}
[data-design="b"] .b-pointer__label {
  font-family: var(--font-mono); font-size: var(--t-meta);
  letter-spacing: var(--track-kicker); text-transform: uppercase;
  color: var(--muted);
}

/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   ELEMENT 5 — 4-step Qualifying Funnel
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */
[data-design="b"] .b-funnel {
  padding: var(--storey) clamp(16px, 5vw, 64px);
  background: var(--ground); box-sizing: border-box; overflow: clip;
}
[data-design="b"] .b-funnel__frame {
  max-width: 720px; margin-inline: auto;
  background: var(--surface); border-radius: var(--r-spec);
  box-shadow: var(--elev-lit);
  padding: clamp(20px, 5vw, var(--bay));
  box-sizing: border-box;
}
[data-design="b"] .b-funnel__h {
  font-family: var(--font-display); font-weight: 700; font-size: var(--t-h2);
  letter-spacing: var(--track-display); color: var(--ink);
  margin: 0 0 var(--pad); text-wrap: balance;
}
/* Progress bar */
[data-design="b"] .b-funnel__bar {
  position: relative; height: 4px; border-radius: var(--r-pill);
  background: var(--surface-sunk); margin-bottom: var(--bay);
}
[data-design="b"] .b-funnel__fill {
  position: absolute; left: 0; top: 0; bottom: 0;
  width: 100%;
  transform-origin: left center;
  transform: scaleX(var(--p, .25));
  background: linear-gradient(90deg, var(--bronze), var(--light));
  border-radius: var(--r-pill);
  transition: transform var(--dur-rake) var(--ease-rake);
}
[data-design="b"] .b-funnel__count {
  position: absolute; right: 0; top: 10px;
  font-family: var(--font-mono); font-size: var(--t-meta); color: var(--muted);
}
[data-design="b"] .b-funnel__count b { color: var(--bronze); }

/* Funnel steps */
[data-design="b"] .b-step { border: 0; margin: 0; padding: 0; }
[data-design="b"] .b-step:not([hidden]) {
  animation: b-step-seat var(--dur-rake) var(--ease-seat);
}
@keyframes b-step-seat {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: none; }
}
[data-design="b"] .b-step__q {
  font-family: var(--font-display); font-weight: 600; font-size: var(--t-h3);
  color: var(--ink); margin-bottom: var(--stack); padding: 0;
}

/* Option specimens */
[data-design="b"] .b-opts {
  display: grid; gap: var(--trim);
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 180px), 1fr));
}
[data-design="b"] .b-opt {
  position: relative; overflow: clip; isolation: isolate;
  text-align: left; display: flex; align-items: center; gap: var(--pad);
  min-height: 56px;
  font-family: var(--font-body); font-size: var(--t-body); color: var(--ink);
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--r-trim); padding: 14px var(--pad);
  cursor: pointer; box-sizing: border-box; box-shadow: var(--elev-flush);
  transition: transform var(--dur-touch) var(--ease-seat),
              box-shadow var(--dur-lift) var(--ease-seat),
              border-color var(--dur-touch) linear;
}
[data-design="b"] .b-opt i {
  font-family: var(--font-mono); font-style: normal; font-size: var(--t-cap);
  width: 28px; height: 28px; display: grid; place-items: center; flex: none;
  color: var(--bronze); border: 1px solid var(--line); border-radius: var(--r-pill);
}
@media (hover: hover) and (pointer: fine) {
  [data-design="b"] .b-opt:hover {
    box-shadow: var(--elev-lit);
    transform: translateY(-1px);
  }
}
[data-design="b"] .b-opt[aria-pressed="true"] {
  border-color: var(--bronze);
  box-shadow: var(--elev-seated);
  background: color-mix(in oklab, var(--light) 22%, var(--surface));
}
[data-design="b"] .b-opt[aria-pressed="true"] i {
  background: var(--bronze); color: var(--bronze-ink); border-color: var(--bronze);
}
[data-design="b"] .b-opt[aria-pressed="true"]::after {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(100deg,
    transparent,
    color-mix(in oklab, var(--light) 70%, transparent) 50%,
    transparent);
  animation: b-opt-rake var(--dur-rake) var(--ease-rake);
}
@keyframes b-opt-rake {
  from { transform: translateX(-101%); }
  to   { transform: translateX(101%); }
}
[data-design="b"] .b-opt:focus-visible {
  outline: none;
  box-shadow: 0 0 0 2px var(--surface), 0 0 0 4px var(--bronze);
}

/* Contact slots */
[data-design="b"] .b-slots {
  display: grid; gap: var(--pad); grid-template-columns: 1fr 1fr;
}
[data-design="b"] .b-slot { display: flex; flex-direction: column; gap: 6px; }
[data-design="b"] .b-slot--wide { grid-column: 1 / -1; }
[data-design="b"] .b-slot span {
  font-family: var(--font-mono); font-size: var(--t-meta); color: var(--muted);
  letter-spacing: 0.06em; text-transform: uppercase;
}
[data-design="b"] .b-slot input,
[data-design="b"] .b-slot textarea {
  font-family: var(--font-body); font-size: var(--t-body); color: var(--ink);
  background: var(--surface-sunk); border: 1px solid var(--line);
  border-radius: var(--r-trim); padding: 12px var(--pad);
  box-shadow: var(--elev-flush); box-sizing: border-box; width: 100%; resize: vertical;
  transition: border-color var(--dur-touch) linear, box-shadow var(--dur-touch) linear;
}
[data-design="b"] .b-slot input:focus-visible,
[data-design="b"] .b-slot textarea:focus-visible {
  outline: none; border-color: var(--bronze);
  box-shadow: inset 0 0 0 1px var(--bronze),
              0 0 0 3px color-mix(in oklab, var(--bronze) 30%, transparent);
}
[data-design="b"] .b-slot input[aria-invalid="true"] { border-color: var(--critical); }
[data-design="b"] .b-slot__hint {
  font-family: var(--font-mono); font-size: var(--t-meta);
  color: var(--muted); margin: var(--pad) 0 0;
}
[data-design="b"] .b-slot__hint[data-error] { color: var(--critical); }

/* Funnel nav */
[data-design="b"] .b-funnel__nav {
  display: flex; gap: var(--pad); margin-top: var(--bay); flex-wrap: wrap;
}
[data-design="b"] .b-funnel__nav [data-next],
[data-design="b"] .b-funnel__nav [data-submit] { margin-left: auto; }

/* Final lit state */
[data-design="b"] .b-funnel__done {
  text-align: left;
  animation: b-step-seat var(--dur-swap) var(--ease-seat);
}
[data-design="b"] .b-funnel__done h3 {
  font-family: var(--font-display); font-weight: 700; font-size: var(--t-h2);
  color: var(--ink); margin: var(--pad) 0 var(--trim);
}
[data-design="b"] .b-funnel__done p {
  color: var(--muted); font-size: var(--t-body); max-width: 52ch;
}
[data-design="b"] .b-funnel__done-mark {
  display: block; width: 48px; height: 48px; border-radius: var(--r-pill);
  background: radial-gradient(circle at 35% 30%, var(--light), var(--bronze));
  box-shadow: var(--elev-lit);
}

/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   BEFORE/AFTER section
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */
[data-design="b"] .b-ba {
  padding: var(--storey) 0;
  background: var(--surface);
  border-block: 1px solid var(--line);
}
[data-design="b"] .b-ba__cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 340px), 1fr));
  gap: var(--bay);
  margin-bottom: var(--bay);
}
[data-design="b"] .b-ba__card {
  background: var(--ground);
  border-radius: var(--r-spec);
  box-shadow: var(--elev-lit);
  overflow: clip;
}
[data-design="b"] .b-ba__pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  height: 180px;
}
[data-design="b"] .b-ba__side {
  position: relative; overflow: clip;
}
[data-design="b"] .b-ba__surface {
  position: absolute; inset: 0;
}
/* Weathered deck board surface simulation */
[data-design="b"] .b-ba__surface--weathered {
  background: repeating-linear-gradient(
    0deg,
    var(--shadow-wash) 0px, var(--shadow-wash) 18px,
    var(--surface-sunk) 18px, var(--surface-sunk) 20px
  );
  filter: saturate(0.4) brightness(0.88);
}
/* Sealed deck surface simulation */
[data-design="b"] .b-ba__surface--sealed {
  background: repeating-linear-gradient(
    0deg,
    color-mix(in oklab, var(--oak) 55%, var(--ground)) 0px,
    color-mix(in oklab, var(--oak) 55%, var(--ground)) 18px,
    var(--oak-deep) 18px, var(--oak-deep) 20px
  );
  filter: saturate(1.1) brightness(1.05);
}
/* Dirty concrete simulation */
[data-design="b"] .b-ba__surface--concrete-dirty {
  background: radial-gradient(ellipse 60% 50% at 30% 40%, var(--shadow) 0%, var(--shadow-wash) 100%);
  filter: saturate(0.3) brightness(0.82);
}
/* Clean concrete simulation */
[data-design="b"] .b-ba__surface--concrete-clean {
  background: linear-gradient(135deg, var(--stone), var(--light-wash));
  filter: saturate(0.6) brightness(1.05);
}
[data-design="b"] .b-ba__label {
  position: absolute; bottom: var(--trim); left: var(--trim);
  font-family: var(--font-mono); font-size: var(--t-meta);
  color: var(--surface); text-transform: uppercase; letter-spacing: 0.1em;
  background: color-mix(in oklab, var(--ink) 55%, transparent);
  padding: 2px 7px; border-radius: var(--r-trim);
}
[data-design="b"] .b-ba__caption {
  padding: var(--pad) var(--stack);
  font-size: var(--t-cap);
  color: var(--muted);
  line-height: var(--lh-body);
  margin: 0;
}
[data-design="b"] .b-ba__caption strong { color: var(--ink); }
[data-design="b"] .b-ba__cta {
  display: flex; justify-content: flex-start;
  padding-top: var(--stack);
}

/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   SERVICES section
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */
[data-design="b"] .b-services {
  padding: var(--storey) 0;
  background: var(--ground);
}
[data-design="b"] .b-svc__grid {
  list-style: none; margin: 0; padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 260px), 1fr));
  gap: var(--bay);
}
[data-design="b"] .b-svc__item {
  background: var(--surface); border-radius: var(--r-spec);
  box-shadow: var(--elev-lit); padding: var(--bay);
  box-sizing: border-box;
  display: flex; flex-direction: column; gap: var(--trim);
}
[data-design="b"] .b-svc__num {
  font-family: var(--font-mono); font-size: var(--t-meta);
  color: var(--bronze); letter-spacing: 0.14em;
  font-style: normal;
}
[data-design="b"] .b-svc__item strong {
  font-family: var(--font-display); font-weight: 600;
  font-size: var(--t-h3); color: var(--ink);
  line-height: 1.2; display: block;
}
[data-design="b"] .b-svc__item span {
  color: var(--muted); font-size: var(--t-cap); line-height: var(--lh-body);
}

/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   ELEMENT 4 — Process / finish schedule (grazed by light)
   Design B distinction: the graze moves left-to-right, not top-down
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */
[data-design="b"] .b-sched {
  position: relative; overflow: clip; isolation: isolate;
  padding: var(--storey) 0;
  background: var(--surface);
  border-block: 1px solid var(--line);
  box-sizing: border-box;
}
/* Different from design-a: graze direction is horizontal, at 17s */
[data-design="b"] .b-sched__graze {
  position: absolute; top: 0; bottom: 0; left: -40%; width: 60%;
  z-index: 0; pointer-events: none;
  background: linear-gradient(90deg,
    transparent,
    color-mix(in oklab, var(--light-wash) 55%, transparent) 50%,
    transparent);
  mix-blend-mode: soft-light; opacity: 0.45;
  animation: b-graze-horiz var(--cyc-graze) ease-in-out infinite;
}
@keyframes b-graze-horiz {
  0%,100% { transform: translateX(0); opacity: 0.30; }
  50%     { transform: translateX(240%); opacity: 0.52; }
}
[data-design="b"] .b-sched__inner { position: relative; z-index: 1; }
[data-design="b"] .b-sched__head {
  max-width: 1280px; margin: 0 auto var(--bay);
}
[data-design="b"] .b-sched__h {
  font-family: var(--font-display); font-weight: 700; font-size: var(--t-h2);
  color: var(--ink); letter-spacing: var(--track-display);
  margin: 0; text-wrap: balance;
}
[data-design="b"] .b-sched__rows {
  list-style: none; margin: 0 auto; padding: 0;
  max-width: 1280px; display: grid; gap: var(--stack);
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 240px), 1fr));
}
[data-design="b"] .b-phase {
  position: relative; background: var(--ground); box-shadow: var(--elev-lit);
  padding: var(--stack); border-radius: var(--r-spec);
  opacity: 0; transform: translateY(14px);
  transition: opacity var(--dur-lift) var(--ease-seat),
              transform var(--dur-lift) var(--ease-seat);
}
[data-design="b"] .b-sched.is-lit .b-phase { opacity: 1; transform: none; }
[data-design="b"] .b-sched.is-lit .b-phase:nth-child(2) { transition-delay: .08s; }
[data-design="b"] .b-sched.is-lit .b-phase:nth-child(3) { transition-delay: .16s; }
[data-design="b"] .b-sched.is-lit .b-phase:nth-child(4) { transition-delay: .24s; }
/* bronze light-tick for checkpoint phases */
[data-design="b"] .b-phase[data-mark]::before {
  content: ""; position: absolute; left: 0; top: var(--stack); bottom: var(--stack);
  width: 3px;
  background: linear-gradient(var(--bronze), var(--light));
  border-radius: var(--r-pill);
}
[data-design="b"] .b-phase i {
  font-family: var(--font-mono); font-style: normal; font-size: var(--t-meta);
  color: var(--bronze); letter-spacing: 0.12em;
}
[data-design="b"] .b-phase b {
  display: block; font-family: var(--font-display); font-weight: 600;
  font-size: var(--t-h3); color: var(--ink); margin: var(--hairline) 0 var(--trim);
}
[data-design="b"] .b-phase span {
  color: var(--muted); font-size: var(--t-cap); line-height: var(--lh-body);
}

/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   ABOUT section
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */
[data-design="b"] .b-about {
  padding: var(--storey) 0;
  background: var(--ground);
}
[data-design="b"] .b-about__body {
  max-width: 72ch;
}
[data-design="b"] .b-about__body p {
  font-size: var(--t-body); color: var(--ink-2);
  line-height: var(--lh-body); margin: 0 0 var(--stack);
}
[data-design="b"] .b-about__creds {
  list-style: none; margin: var(--bay) 0 0; padding: 0;
  display: flex; flex-wrap: wrap; gap: var(--pad);
  align-items: center;
}
[data-design="b"] .b-about__creds li {
  display: flex; align-items: center; gap: var(--trim);
  font-size: var(--t-cap); color: var(--muted);
}

/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   SERVICE AREA section
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */
[data-design="b"] .b-area {
  padding: var(--storey) 0;
  background: var(--surface); border-top: 1px solid var(--line);
}
[data-design="b"] .b-area__copy {
  font-size: var(--t-body); color: var(--ink-2);
  line-height: var(--lh-body); max-width: 64ch; margin: 0 0 var(--bay);
}
[data-design="b"] .b-area__phone {
  font-family: var(--font-display); font-weight: 700;
  font-size: clamp(28px, 4vw, 46px);
  color: var(--ink); text-decoration: none;
  border-bottom: 2px solid var(--bronze); padding-bottom: 4px;
  transition: color var(--dur-lift) var(--ease-seat);
  display: inline-block;
}
@media (hover: hover) and (pointer: fine) {
  [data-design="b"] .b-area__phone:hover { color: var(--bronze); }
}

/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   FOOTER
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */
[data-design="b"] .b-footer {
  background: var(--ink); color: var(--surface);
  padding: var(--storey) 0 var(--bay);
  border-top: 2px solid var(--bronze);
}
[data-design="b"] .b-footer__inner {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 220px), 1fr));
  gap: var(--bay);
}
[data-design="b"] .b-footer__name {
  font-family: var(--font-display); font-weight: 700;
  font-size: clamp(18px, 2.4vw, 24px); color: var(--surface);
  display: block;
}
[data-design="b"] .b-footer__since {
  font-family: var(--font-mono); font-size: var(--t-meta);
  color: color-mix(in oklab, var(--surface) 55%, transparent);
  display: block; margin-top: var(--trim);
  letter-spacing: 0.08em;
}
[data-design="b"] .b-footer__creds {
  display: flex; flex-direction: column; gap: var(--trim);
  font-size: var(--t-cap);
  color: color-mix(in oklab, var(--surface) 70%, transparent);
}
[data-design="b"] .b-footer__creds .b-spec {
  /* override dark-bg spec chip */
  background: color-mix(in oklab, var(--bronze) 20%, transparent);
  border-color: color-mix(in oklab, var(--bronze) 50%, transparent);
  color: color-mix(in oklab, var(--light) 90%, transparent);
}
[data-design="b"] .b-footer__tel {
  font-family: var(--font-display); font-weight: 700;
  font-size: clamp(22px, 3.2vw, 32px); color: var(--surface);
  text-decoration: none; display: block;
  border-bottom: 1px solid var(--bronze); padding-bottom: var(--trim);
  width: fit-content;
  transition: color var(--dur-lift) var(--ease-seat);
}
@media (hover: hover) and (pointer: fine) {
  [data-design="b"] .b-footer__tel:hover { color: var(--light); }
}
[data-design="b"] .b-footer__addr {
  font-family: var(--font-mono); font-size: var(--t-meta);
  color: color-mix(in oklab, var(--surface) 55%, transparent);
  display: block; margin-top: var(--trim);
}
[data-design="b"] .b-footer__legal {
  grid-column: 1 / -1;
  border-top: 1px solid color-mix(in oklab, var(--surface) 20%, transparent);
  padding-top: var(--stack);
}
[data-design="b"] .b-footer__legal p {
  font-size: var(--t-meta); line-height: var(--lh-body);
  color: color-mix(in oklab, var(--surface) 45%, transparent);
  max-width: 80ch; margin: 0 0 var(--trim);
}
[data-design="b"] .b-footer__copy {
  font-family: var(--font-mono);
}

/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   REDUCED MOTION fallbacks
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */
@media (prefers-reduced-motion: reduce) {
  [data-design="b"] .b-header__rake { animation: none; opacity: 0.5; }
  [data-design="b"] .b-header__line { transform: scaleX(1); animation: none; }
  [data-design="b"] .b-tray__panel,
  [data-design="b"] .b-tray__scrim { transition: none; }

  [data-design="b"] .b-hero__old { clip-path: inset(0 0 0 100%); animation: none; }
  [data-design="b"] .b-hero__band { display: none; }
  [data-design="b"] .b-hero__graze { animation: none; opacity: 0.40; }
  [data-design="b"] .b-spec__leader { stroke-dashoffset: 0; animation: none; }
  [data-design="b"] .b-spec__code { opacity: 1; animation: none; }

  [data-design="b"] .b-pointer__beam { animation: none; transform: translateY(0); opacity: 0.8; }

  [data-design="b"] .b-step:not([hidden]),
  [data-design="b"] .b-funnel__done { animation: none; }
  [data-design="b"] .b-opt[aria-pressed="true"]::after { animation: none; display: none; }
  [data-design="b"] .b-funnel__fill { transform: scaleX(var(--p, .25)); transition: none; }
  [data-design="b"] .b-opt { transition: none; }

  [data-design="b"] .b-sched__graze { animation: none; opacity: 0.3; }
  [data-design="b"] .b-phase { opacity: 1; transform: none; transition: none; }

  [data-design="b"] .b-cta { animation: none; }
  [data-design="b"] .b-cta__rake,
  [data-design="b"] .b-cta__wedge { transition: none; }
}

/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   RESPONSIVE — no horizontal scroll, mobile floor
   ALL rules scoped to .dq-design
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */
[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;
}

@media (max-width: 768px) {
  [data-design="b"] .b-hero__spec { width: 86vw; opacity: 0.40; }
  [data-design="b"] .b-hero { min-height: 64vh; padding-top: var(--storey); }
  [data-design="b"] .b-ba__pair { height: 140px; }
}
@media (max-width: 560px) {
  [data-design="b"] .b-header__bar { padding: var(--trim) var(--pad); }
  [data-design="b"] .b-slots { grid-template-columns: 1fr; }
  [data-design="b"] .b-funnel { padding-block: var(--room); }
  [data-design="b"] .b-hero__sub { font-size: var(--t-body); }
  [data-design="b"] .b-sched { padding-block: var(--room); }
  [data-design="b"] .b-pointer { margin-top: var(--trim); }
  [data-design="b"] .b-pointer__leader { height: 48px; }
  [data-design="b"] .b-ba { padding-block: var(--room); }
  [data-design="b"] .b-services { padding-block: var(--room); }
  [data-design="b"] .b-about { padding-block: var(--room); }
  [data-design="b"] .b-area { padding-block: var(--room); }
  [data-design="b"] .b-footer { padding-block: var(--room); }
}

/* 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; }