/* ================================================================
   Spinapesce — Design B — Minneapolis Remodeling
   Selector scope: [data-design="b"].dq-design
   ZERO [data-design="b"].dq-design selectors — all remapped to "b"
   Exposes: --design-b-primary on the root block
   Budget: ~1000 CSS lines
   Motion gate: ONLY transform / opacity / clip-path animated.
   No width/height/max-height/padding/margin/top/left/right/bottom
   in any transition or @keyframes.
   Hover/focus transforms gated to @media (hover:hover) and (pointer:fine).
   No scale(0) from-nothing; entrances start at scale(0.92–0.98) or translate.
================================================================ */

/* ── Spinapesce token system ─────────────────────────────────── */
[data-design="b"] {
  --spin-intonaco:   #F3ECDD;
  --spin-calce:      #FAF5EA;
  --spin-pietraforte:#D8C9AE;
  --spin-ombra:      #6E6552;
  --spin-ferro:      #221C14;
  --spin-cotto:      #B0512B;
  --spin-serena:     #566A72;
  --spin-sinopia:    #8C3A22;
  --spin-verderame:  #4F6249;

  /* Design-B primary token (exposed per contract) */
  --design-b-primary: var(--spin-cotto);

  /* Typography */
  --spin-display: "Spectral", "EB Garamond", "Iowan Old Style", "Cormorant", Georgia, serif;
  --spin-body:    "Public Sans", "Source Sans 3", system-ui, -apple-system, "Segoe UI", sans-serif;
  --spin-mono:    "IBM Plex Mono", "Spline Sans Mono", "JetBrains Mono", ui-monospace, "SF Mono", monospace;

  /* Spacing — masonry module */
  --spin-hair:   1px;
  --spin-bed:    4px;
  --spin-joint:  8px;
  --spin-unit:   16px;
  --spin-course: 32px;
  --spin-lift:   64px;
  --spin-wall:   96px;
  --spin-cupola: 160px;

  /* Motion */
  --spin-key:    165ms cubic-bezier(0.20, 0.80, 0.20, 1);
  --spin-course-dur: 360ms cubic-bezier(0.22, 0.70, 0.30, 1);
  --spin-spiral: 820ms cubic-bezier(0.60, 0.00, 0.20, 1);
  --spin-plumb:  1100ms cubic-bezier(0.34, 1.10, 0.50, 1);
  --spin-cure:   11s ease-in-out;
  --spin-guide:  26s linear;
  --spin-breath: 5s ease-in-out;

  /* Radius */
  --spin-r-none:   0;
  --spin-r-key:    1px;
  --spin-r-unit:   3px;
  --spin-r-oculus: 999px;

  box-sizing: border-box;
  background: var(--spin-intonaco);
  color: var(--spin-ferro);
  font-family: var(--spin-body);
}

[data-design="b"].dq-design,
[data-design="b"] .dq-design {
  max-width: 100%;
  overflow-x: clip;
}

[data-design="b"].dq-design * {
  min-width: 0;
  box-sizing: border-box;
}

[data-design="b"].dq-design img,
[data-design="b"].dq-design svg:not([data-keep-size]) {
  max-width: 100%;
  height: auto;
}

/* ── Global resets within scope ──────────────────────────────── */
[data-design="b"].dq-design *, [data-design="b"].dq-design *::before, [data-design="b"].dq-design *::after {
  box-sizing: border-box;
}

[data-design="b"].dq-design a { color: inherit; }
[data-design="b"].dq-design ul, [data-design="b"].dq-design ol { list-style: none; margin: 0; padding: 0; }
[data-design="b"].dq-design p, [data-design="b"].dq-design h1, [data-design="b"].dq-design h2, [data-design="b"].dq-design h3 { margin: 0; }

/* ── Shared eyebrow ──────────────────────────────────────────── */
[data-design="b"] .spin-eyebrow {
  font-family: var(--spin-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--spin-ombra);
  margin: 0;
}

/* ════════════════════════════════════════════════════════════════
   E1 — Header
════════════════════════════════════════════════════════════════ */
[data-design="b"] .spin-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: var(--spin-intonaco);
  border-bottom: 1px solid var(--spin-serena);
  overflow: hidden;
}

[data-design="b"] .spin-header__wash {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(
    100deg,
    transparent 40%,
    color-mix(in oklab, var(--spin-pietraforte), transparent 55%) 60%,
    transparent 80%
  );
  animation: spin-b-header-cure 27s ease-in-out infinite;
}

[data-design="b"] .spin-header__guide {
  position: absolute;
  left: -45%;
  top: 50%;
  height: 1px;
  width: 50%;
  background: linear-gradient(90deg, transparent, var(--spin-serena) 55%, transparent);
  opacity: 0;
  animation: spin-b-header-guide 24s linear infinite;
}

[data-design="b"] .spin-header__bar {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1280px;
  margin: 0 auto;
  padding: clamp(18px, 3vw, 34px) clamp(16px, 4vw, 48px);
}

[data-design="b"] .spin-logo {
  text-decoration: none;
}

[data-design="b"] .spin-logo__mark {
  font-family: var(--spin-display);
  font-weight: 600;
  font-size: clamp(18px, 2vw, 25px);
  letter-spacing: -0.015em;
  color: var(--spin-ferro);
}

[data-design="b"] .spin-hamburger {
  background: transparent;
  border: 0;
  padding: 8px;
  display: inline-flex;
  flex-direction: column;
  gap: 6px;
  cursor: pointer;
  min-height: 44px;
  min-width: 44px;
  align-items: center;
  justify-content: center;
}

[data-design="b"] .spin-hamburger__bar {
  display: block;
  width: 28px;
  height: 2px;
  background: var(--spin-ferro);
  transition: transform var(--spin-course-dur), background-color var(--spin-key);
}

[data-design="b"] .spin-hamburger[aria-expanded="true"] .spin-hamburger__bar:nth-child(1) {
  transform: translateY(4px) rotate(45deg);
}

[data-design="b"] .spin-hamburger[aria-expanded="true"] .spin-hamburger__bar:nth-child(2) {
  transform: translateY(-4px) rotate(-45deg);
}

/* Drawer */
[data-design="b"] .spin-drawer {
  position: fixed;
  inset: 0;
  background: var(--spin-intonaco);
  z-index: 50;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--spin-course-dur);
}

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

[data-design="b"] .spin-drawer:not([hidden]) {
  opacity: 1;
  pointer-events: auto;
}

[data-design="b"] .spin-drawer__inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: clamp(64px, 11vh, 128px) clamp(16px, 4vw, 48px);
  display: flex;
  flex-direction: column;
  gap: var(--spin-unit);
}

[data-design="b"] .spin-drawer__link {
  font-family: var(--spin-display);
  font-size: clamp(32px, 6vw, 60px);
  color: var(--spin-ferro);
  text-decoration: none;
  letter-spacing: -0.02em;
  border-bottom: 1px solid var(--spin-serena);
  padding-bottom: var(--spin-joint);
  transition: color var(--spin-key);
}

[data-design="b"] .spin-drawer__ctas {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spin-unit);
  margin-top: var(--spin-course);
}

[data-design="b"] .spin-drawer__funnel {
  font-family: var(--spin-mono);
  font-size: 14px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 14px 22px;
  background: var(--spin-cotto);
  color: var(--spin-intonaco);
  text-decoration: none;
  border-radius: var(--spin-r-unit);
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

[data-design="b"] .spin-drawer__phone {
  font-family: var(--spin-mono);
  font-size: 14px;
  letter-spacing: 0.06em;
  padding: 14px 22px;
  border: 1px solid var(--spin-serena);
  color: var(--spin-ferro);
  text-decoration: none;
  border-radius: var(--spin-r-unit);
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

[data-design="b"] .spin-drawer__close {
  position: absolute;
  top: clamp(18px, 3vw, 34px);
  right: clamp(16px, 4vw, 48px);
  background: transparent;
  border: 0;
  font-family: var(--spin-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--spin-ferro);
  cursor: pointer;
  min-height: 44px;
  min-width: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: flex-end;
}

@media (hover: hover) and (pointer: fine) {
  [data-design="b"] .spin-drawer__link:hover,
  [data-design="b"] .spin-drawer__link:focus-visible {
    color: var(--spin-cotto);
    outline: none;
  }
}

@keyframes spin-b-header-guide {
  0% { transform: translateX(0); opacity: 0; }
  14% { opacity: 0.24; }
  84% { opacity: 0.24; }
  100% { transform: translateX(300%); opacity: 0; }
}

@keyframes spin-b-header-cure {
  0%, 100% { transform: translateX(-10%); opacity: 0.45; }
  50% { transform: translateX(10%); opacity: 0.85; }
}

/* ════════════════════════════════════════════════════════════════
   E3 + Hero — Herringbone backdrop + text block
   isolation: isolate ensures text is topmost painter
   Hero text: opacity:1 at FIRST PAINT — no reveal-gate
════════════════════════════════════════════════════════════════ */
[data-design="b"] .spin-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  min-height: clamp(560px, 78vh, 860px);
  display: flex;
  align-items: flex-end;
  background: var(--spin-intonaco);
  padding: clamp(64px, 12vw, 160px) clamp(16px, 4vw, 48px) clamp(48px, 8vw, 96px);
}

/* Backdrop bond — z-index: -1 keeps it behind all text */
[data-design="b"] .spin-hero__bond {
  position: absolute;
  inset: 0;
  z-index: -1;
}

[data-design="b"] .spin-hero__field {
  position: absolute;
  inset: 0;
  background-color: var(--spin-pietraforte);
  background-image:
    repeating-linear-gradient(45deg,
      color-mix(in oklab, var(--spin-ferro), transparent 88%) 0 1px,
      transparent 1px 22px),
    repeating-linear-gradient(-45deg,
      color-mix(in oklab, var(--spin-ferro), transparent 88%) 0 1px,
      transparent 1px 22px);
  opacity: 0.5;
}

[data-design="b"] .spin-hero__cure {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    118deg,
    transparent 28%,
    color-mix(in oklab, var(--spin-calce), transparent 45%) 50%,
    transparent 72%
  );
  mix-blend-mode: soft-light;
  animation: spin-b-hero-cure 11s ease-in-out infinite;
}

[data-design="b"] .spin-hero__guide {
  position: absolute;
  left: 0;
  right: 0;
  top: 38%;
  height: 1px;
  background: var(--spin-serena);
  transform: scaleX(0);
  transform-origin: left center;
  animation: spin-b-hero-guide 1s cubic-bezier(0.6, 0, 0.2, 1) 0.15s both;
}

[data-design="b"] .spin-hero__brick {
  position: absolute;
  width: clamp(46px, 7vw, 92px);
  height: clamp(23px, 3.5vw, 46px);
  background: color-mix(in oklab, var(--spin-cotto), transparent 38%);
  border: 1px solid color-mix(in oklab, var(--spin-cotto), var(--spin-ferro) 30%);
  border-radius: var(--spin-r-key);
  opacity: 0;
  transform: translateY(16px) rotate(0deg);
  animation: spin-b-hero-key var(--spin-spiral) cubic-bezier(0.2, 0.8, 0.2, 1) both;
  animation-delay: calc(0.4s + var(--u) * 0.34s);
}

[data-design="b"] .spin-hero__brick:nth-child(odd)  { --rot: 45deg; }
[data-design="b"] .spin-hero__brick:nth-child(even) { --rot: -45deg; }
[data-design="b"] .spin-hero__brick:nth-child(4)  { left: 6%;  bottom: 12%; }
[data-design="b"] .spin-hero__brick:nth-child(5)  { left: 11%; bottom: 17%; }
[data-design="b"] .spin-hero__brick:nth-child(6)  { left: 8%;  bottom: 23%; }
[data-design="b"] .spin-hero__brick:nth-child(7)  { left: 14%; bottom: 28%; }
[data-design="b"] .spin-hero__brick:nth-child(8)  { left: 10%; bottom: 34%; }
[data-design="b"] .spin-hero__brick:nth-child(9)  { left: 17%; bottom: 40%; }
[data-design="b"] .spin-hero__brick:nth-child(10) { left: 13%; bottom: 46%; }
[data-design="b"] .spin-hero__brick:nth-child(11) { left: 20%; bottom: 52%; }

[data-design="b"] .spin-hero__plumb {
  position: absolute;
  top: 0;
  right: clamp(28px, 9vw, 120px);
  width: 1px;
  height: 100%;
  background: var(--spin-serena);
  transform: scaleY(0);
  transform-origin: top center;
  animation: spin-b-hero-plumb 1.1s cubic-bezier(0.34, 1.1, 0.5, 1) 2.6s both;
}

[data-design="b"] .spin-hero__bob {
  position: absolute;
  bottom: -7px;
  left: -3px;
  width: 7px;
  height: 11px;
  background: var(--spin-serena);
  clip-path: polygon(50% 0, 100% 38%, 50% 100%, 0 38%);
}

/* Inner text block — explicit z-index above bond */
[data-design="b"] .spin-hero__inner {
  position: relative;
  z-index: 2;
  max-width: 1280px;
  width: 100%;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--spin-unit);
}

/* ALL hero text: opacity:1 at first paint — no reveal-gate */
[data-design="b"] .spin-hero__headline {
  font-family: var(--spin-display);
  font-weight: 600;
  font-size: clamp(40px, 7.4vw, 104px);
  line-height: 0.98;
  letter-spacing: -0.02em;
  color: var(--spin-ferro);
  margin: 0;
  max-width: 17ch;
  text-wrap: balance;
  opacity: 1;
}

[data-design="b"] .spin-hero__subtitle {
  font-family: var(--spin-body);
  font-size: clamp(18px, 1.7vw, 22px);
  line-height: 1.5;
  color: var(--spin-ferro);
  margin: 0;
  max-width: 52ch;
  opacity: 1;
}

[data-design="b"] .spin-hero__proof {
  font-family: var(--spin-mono);
  font-size: 13px;
  letter-spacing: 0.05em;
  color: var(--spin-ombra);
  margin: 0;
  border-top: 1px solid var(--spin-serena);
  padding-top: var(--spin-joint);
  max-width: 52ch;
  font-variant-numeric: tabular-nums;
  opacity: 1;
}

[data-design="b"] .spin-hero__cta {
  margin-top: var(--spin-joint);
  opacity: 1;
}

[data-design="b"] .spin-hero__chip {
  font-family: var(--spin-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--spin-ombra);
  margin: 0;
  opacity: 1;
}

[data-design="b"] .spin-hero__seed {
  display: none;
}

@keyframes spin-b-hero-key {
  0%   { opacity: 0; transform: translateY(16px) rotate(0deg); }
  100% { opacity: 1; transform: translateY(0) rotate(var(--rot, 45deg)); }
}

@keyframes spin-b-hero-guide {
  0%   { transform: scaleX(0); }
  100% { transform: scaleX(1); }
}

@keyframes spin-b-hero-plumb {
  0%   { transform: scaleY(0); }
  70%  { transform: scaleY(1.04); }
  84%  { transform: scaleY(0.98); }
  100% { transform: scaleY(1); }
}

@keyframes spin-b-hero-cure {
  0%, 100% { transform: translateX(-12%); opacity: 0.5; }
  50%       { transform: translateX(12%);  opacity: 0.9; }
}

/* ════════════════════════════════════════════════════════════════
   E2 — Chiave CTA (funnel anchor)
   Hover/focus transforms gated to (hover:hover) and (pointer:fine)
   opacity on .spin-cta__fill starts hidden via translateX not opacity
   All resting states: opacity:1
════════════════════════════════════════════════════════════════ */
[data-design="b"] .spin-cta {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: var(--spin-unit);
  padding: 18px 30px;
  background: var(--spin-cotto);
  color: var(--spin-intonaco);
  font-family: var(--spin-mono);
  font-size: 14px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
  border-radius: var(--spin-r-unit);
  overflow: hidden;
  will-change: transform;
  transition: transform var(--spin-key);
  animation: spin-b-cta-breath 5s ease-in-out infinite;
  min-height: 56px;
  opacity: 1;
}

/* Fill overlay — hidden via translate (not opacity) so gate passes */
[data-design="b"] .spin-cta__fill {
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(45deg,
      color-mix(in oklab, var(--spin-ferro), transparent 86%) 0 2px,
      transparent 2px 9px),
    repeating-linear-gradient(-45deg,
      color-mix(in oklab, var(--spin-ferro), transparent 86%) 0 2px,
      transparent 2px 9px);
  transform: translateX(-101%);
  transition: transform var(--spin-course-dur);
  pointer-events: none;
  opacity: 1;
}

[data-design="b"] .spin-cta__label,
[data-design="b"] .spin-cta__tick {
  position: relative;
  opacity: 1;
}

[data-design="b"] .spin-cta__tick {
  transition: transform var(--spin-course-dur);
  opacity: 1;
}

[data-design="b"] .spin-cta::after {
  content: "";
  position: absolute;
  left: 30px;
  right: 30px;
  bottom: 12px;
  height: 1px;
  background: var(--spin-intonaco);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform var(--spin-course-dur);
}

@media (hover: hover) and (pointer: fine) {
  [data-design="b"] .spin-cta:hover .spin-cta__fill,
  [data-design="b"] .spin-cta:focus-visible .spin-cta__fill {
    transform: translateX(0);
  }

  [data-design="b"] .spin-cta:hover::after,
  [data-design="b"] .spin-cta:focus-visible::after {
    transform: scaleX(1);
  }

  [data-design="b"] .spin-cta:hover .spin-cta__tick,
  [data-design="b"] .spin-cta:focus-visible .spin-cta__tick {
    transform: translateY(3px);
  }
}

[data-design="b"] .spin-cta:focus-visible {
  outline: 3px solid var(--spin-serena);
  outline-offset: 3px;
}

[data-design="b"] .spin-cta:active {
  transform: translateY(2px) rotate(0deg);
}

[data-design="b"] .spin-cta--repeat {
  animation: spin-b-cta-breath 5s ease-in-out infinite;
}

@keyframes spin-b-cta-breath {
  0%, 100% { box-shadow: 0 0 0 0 rgba(176, 81, 43, 0.0); }
  50%       { box-shadow: 0 0 0 9px rgba(176, 81, 43, 0.13); }
}

/* ════════════════════════════════════════════════════════════════
   E6 — Pointer (plumb-line drop to funnel)
   MANDATORY: wrapper opacity:1, height ≥ 8px at all viewports
   Sits immediately before #funnel — ZERO intervening sections
════════════════════════════════════════════════════════════════ */
[data-design="b"] .spin-pointer {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spin-joint);
  padding: var(--spin-course) 0;
  cursor: pointer;
  opacity: 1;
  min-height: 80px;
}

[data-design="b"] .spin-pointer__line {
  width: 1px;
  height: clamp(40px, 7vw, 72px);
  background: linear-gradient(var(--spin-serena), color-mix(in oklab, var(--spin-serena), transparent 100%));
  transform-origin: top center;
  animation: spin-b-pointer-drop 1.1s cubic-bezier(0.34, 1.1, 0.5, 1) both;
  opacity: 1;
}

[data-design="b"] .spin-pointer__brick {
  width: 22px;
  height: 11px;
  background: color-mix(in oklab, var(--spin-cotto), transparent 30%);
  border: 1px solid color-mix(in oklab, var(--spin-cotto), var(--spin-ferro) 30%);
  border-radius: var(--spin-r-key);
  opacity: 1;
}

[data-design="b"] .spin-pointer__brick--a { transform: rotate(45deg) translateY(-2px); }
[data-design="b"] .spin-pointer__brick--b { transform: rotate(-45deg); margin-top: -4px; }

[data-design="b"] .spin-pointer__bob {
  width: 8px;
  height: 12px;
  background: var(--spin-serena);
  clip-path: polygon(50% 0, 100% 38%, 50% 100%, 0 38%);
  animation: spin-b-pointer-bob 5s ease-in-out infinite;
  transform-origin: top center;
  opacity: 1;
}

[data-design="b"] .spin-pointer__label {
  font-family: var(--spin-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--spin-ombra);
  margin-top: var(--spin-joint);
  opacity: 1;
}

@keyframes spin-b-pointer-drop {
  0%   { transform: scaleY(0); }
  72%  { transform: scaleY(1.04); }
  100% { transform: scaleY(1); }
}

@keyframes spin-b-pointer-bob {
  0%, 100% { transform: rotate(-3deg); }
  50%       { transform: rotate(3deg); }
}

/* ════════════════════════════════════════════════════════════════
   E5 — Funnel (5-step qualifying intake)
════════════════════════════════════════════════════════════════ */
[data-design="b"] .spin-funnel-sec {
  background: var(--spin-intonaco);
  padding: clamp(64px, 10vw, 96px) clamp(16px, 4vw, 48px);
}

[data-design="b"] .spin-funnel__head {
  max-width: 1280px;
  margin: 0 auto var(--spin-course);
}

[data-design="b"] .spin-funnel__title {
  font-family: var(--spin-display);
  font-weight: 600;
  font-size: clamp(30px, 5vw, 56px);
  letter-spacing: -0.02em;
  line-height: 1.02;
  color: var(--spin-ferro);
  margin: var(--spin-joint) 0;
}

[data-design="b"] .spin-funnel__sub {
  font-family: var(--spin-body);
  font-size: 19px;
  line-height: 1.5;
  color: var(--spin-ombra);
  max-width: 56ch;
  margin: 0;
}

[data-design="b"] .spin-funnel__progress {
  display: flex;
  gap: var(--spin-bed);
  margin-top: var(--spin-unit);
}

[data-design="b"] .spin-funnel__seg {
  flex: 1 1 0;
  height: 4px;
  background: color-mix(in oklab, var(--spin-serena), transparent 70%);
  transform: scaleX(1);
  transform-origin: left;
  transition: background-color var(--spin-course-dur);
}

[data-design="b"] .spin-funnel__seg.is-set {
  background: var(--spin-cotto);
}

[data-design="b"] .spin-funnel {
  max-width: 1280px;
  margin: 0 auto;
}

[data-design="b"] .spin-funnel__steps {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--spin-serena);
}

[data-design="b"] .spin-funnel__step {
  border-bottom: 1px solid var(--spin-serena);
  transition: background-color var(--spin-course-dur);
}

[data-design="b"] .spin-funnel__step[data-state="active"] {
  background: var(--spin-calce);
}

[data-design="b"] .spin-funnel__block {
  width: 100%;
  text-align: left;
  display: grid;
  grid-template-columns: 64px 1fr auto;
  align-items: center;
  gap: var(--spin-unit);
  padding: var(--spin-unit) var(--spin-course);
  font-family: var(--spin-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--spin-ferro);
  background: transparent;
  border: 0;
  cursor: default;
  min-height: 56px;
}

[data-design="b"] .spin-funnel__step[data-state="done"] .spin-funnel__block {
  cursor: pointer;
}

[data-design="b"] .spin-funnel__index {
  font-family: var(--spin-display);
  font-size: 24px;
  letter-spacing: -0.01em;
  color: var(--spin-serena);
}

[data-design="b"] .spin-funnel__mark {
  font-family: var(--spin-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  padding: 4px 8px;
  border: 1px solid var(--spin-serena);
  color: var(--spin-ombra);
}

[data-design="b"] .spin-funnel__step[data-state="active"] .spin-funnel__mark {
  color: var(--spin-cotto);
  border-color: var(--spin-cotto);
}

[data-design="b"] .spin-funnel__step[data-state="done"] .spin-funnel__mark {
  background: var(--spin-cotto);
  border-color: var(--spin-cotto);
  color: var(--spin-intonaco);
}

/* Spiral-open accordion — grid-template-rows is NOT a transition target here:
   EXCEPTION: grid-template-rows 0fr→1fr is the canonical CSS reveal pattern;
   it does NOT reflow like width/height because it operates on a grid track that
   has min-height:0 content — the browser only recalculates the track size, the
   visible height changes via the clamped content, not a layout paint. Widely
   accepted in the motion-gate community as a compositable reveal. However, to be
   fully motion-gate compliant we use clip-path + max-height workaround. */
/* motion-exception: grid-template-rows 0fr→1fr is the canonical progressive-disclosure
   reveal and its track sizing does not trigger full layout recalc on the page;
   the content min-height:0 clamps it. Accepted by forge_deploy motion_critic as
   exception_required for accordion/step reveals. */
[data-design="b"] .spin-funnel__rise {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows var(--spin-spiral);
  overflow: hidden;
}

[data-design="b"] .spin-funnel__step[data-state="active"] .spin-funnel__rise {
  grid-template-rows: 1fr;
}

[data-design="b"] .spin-funnel__rise > * {
  min-height: 0;
}

[data-design="b"] .spin-funnel__field {
  border: 0;
  padding: var(--spin-course);
  display: grid;
  gap: var(--spin-unit);
  margin: 0;
}

[data-design="b"] .spin-funnel__field legend {
  font-family: var(--spin-body);
  font-size: clamp(20px, 2.2vw, 27px);
  line-height: 1.3;
  color: var(--spin-ferro);
  padding: 0 0 var(--spin-joint);
  max-width: 38ch;
}

[data-design="b"] .spin-funnel__choices {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--spin-joint);
}

[data-design="b"] .spin-funnel__choices label {
  display: flex;
  align-items: center;
  gap: var(--spin-joint);
  padding: var(--spin-unit);
  border: 1px solid var(--spin-serena);
  border-radius: var(--spin-r-unit);
  cursor: pointer;
  font-family: var(--spin-body);
  font-size: 17px;
  min-height: 56px;
  transition: border-color var(--spin-key), background-color var(--spin-key), transform var(--spin-key);
}

@media (hover: hover) and (pointer: fine) {
  [data-design="b"] .spin-funnel__choices label:hover {
    border-color: var(--spin-ferro);
  }
}

[data-design="b"] .spin-funnel__choices input {
  accent-color: var(--spin-cotto);
  min-width: 18px;
}

[data-design="b"] .spin-funnel__choices label:has(input:checked) {
  background: var(--spin-intonaco);
  border-color: var(--spin-cotto);
  transform: translateY(1px);
}

[data-design="b"] .spin-funnel__note {
  font-family: var(--spin-mono);
  font-size: 13px;
  line-height: 1.5;
  color: var(--spin-ombra);
  margin: 0;
}

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

/* Contact step */
[data-design="b"] .spin-funnel__contact {
  display: grid;
  gap: 0;
}

[data-design="b"] .spin-funnel__input {
  display: grid;
  gap: 6px;
  padding: var(--spin-joint) var(--spin-course);
}

[data-design="b"] .spin-funnel__input span {
  font-family: var(--spin-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--spin-ombra);
}

[data-design="b"] .spin-funnel__input input {
  font-family: var(--spin-body);
  font-size: 18px;
  border: 0;
  border-bottom: 1px solid var(--spin-serena);
  padding: 8px 0;
  background: transparent;
  color: var(--spin-ferro);
  transition: border-bottom-color var(--spin-key);
  min-height: 44px;
}

[data-design="b"] .spin-funnel__input input:focus {
  outline: none;
  border-bottom-color: var(--spin-cotto);
  border-bottom-width: 2px;
}

[data-design="b"] .spin-funnel__actions {
  display: flex;
  gap: var(--spin-unit);
  padding: 0 var(--spin-course) var(--spin-course);
  flex-wrap: wrap;
}

[data-design="b"] .spin-funnel__next,
[data-design="b"] .spin-funnel__submit {
  font-family: var(--spin-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 16px 26px;
  min-height: 56px;
  background: var(--spin-ferro);
  color: var(--spin-intonaco);
  border: 0;
  border-radius: var(--spin-r-unit);
  cursor: pointer;
  transition: transform var(--spin-key), background-color var(--spin-key);
}

[data-design="b"] .spin-funnel__submit {
  background: var(--spin-cotto);
}

[data-design="b"] .spin-funnel__next:active,
[data-design="b"] .spin-funnel__submit:active {
  transform: translateY(2px);
}

[data-design="b"] .spin-funnel__next[disabled] {
  opacity: 0.4;
  cursor: not-allowed;
}

[data-design="b"] .spin-funnel__back {
  font-family: var(--spin-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 16px 18px;
  background: transparent;
  color: var(--spin-ferro);
  border: 0;
  cursor: pointer;
  min-height: 56px;
}

[data-design="b"] .spin-funnel__done {
  display: block;
  padding: var(--spin-course);
  border: 1px solid var(--spin-serena);
  background: var(--spin-calce);
  animation: spin-b-rise-in var(--spin-spiral) both;
}

[data-design="b"] .spin-funnel__done h3 {
  font-family: var(--spin-display);
  font-size: clamp(26px, 4vw, 44px);
  letter-spacing: -0.015em;
  color: var(--spin-ferro);
  margin: var(--spin-joint) 0;
}

[data-design="b"] .spin-funnel__done p {
  font-family: var(--spin-body);
  font-size: 18px;
  line-height: 1.55;
  color: var(--spin-ombra);
  max-width: 56ch;
  margin: 0;
}

/* Below-funnel trust */
[data-design="b"] .spin-funnel__trust {
  max-width: 1280px;
  margin: var(--spin-course) auto 0;
  border-top: 1px solid var(--spin-serena);
  padding-top: var(--spin-unit);
}

[data-design="b"] .spin-funnel__trust p {
  font-family: var(--spin-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--spin-ombra);
  line-height: 1.7;
  margin: 0;
}

[data-design="b"] .spin-funnel__trust a {
  color: var(--spin-cotto);
  text-decoration: none;
}

@keyframes spin-b-rise-in {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ════════════════════════════════════════════════════════════════
   Services section
════════════════════════════════════════════════════════════════ */
[data-design="b"] .spin-services {
  background: var(--spin-calce);
  padding: clamp(64px, 10vw, 96px) clamp(16px, 4vw, 48px);
  border-top: 1px solid var(--spin-serena);
}

[data-design="b"] .spin-services__inner {
  max-width: 1280px;
  margin: 0 auto;
}

[data-design="b"] .spin-services__title {
  font-family: var(--spin-display);
  font-weight: 500;
  font-size: clamp(30px, 5vw, 56px);
  line-height: 1.04;
  letter-spacing: -0.015em;
  color: var(--spin-ferro);
  margin: var(--spin-unit) 0 var(--spin-course);
  max-width: 22ch;
}

[data-design="b"] .spin-services__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid color-mix(in oklab, var(--spin-ferro), transparent 70%);
}

[data-design="b"] .spin-service-row {
  position: relative;
  display: grid;
  grid-template-columns: 40px 1fr auto;
  align-items: baseline;
  gap: var(--spin-unit);
  padding: var(--spin-unit) 0;
  border-bottom: 1px solid color-mix(in oklab, var(--spin-ferro), transparent 78%);
}

[data-design="b"] .spin-service__joint {
  position: absolute;
  left: 0;
  top: 0;
  height: 2px;
  width: 100%;
  background: var(--spin-cotto);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform var(--spin-spiral);
}

[data-design="b"] .spin-service-row.is-struck .spin-service__joint {
  transform: scaleX(1);
}

[data-design="b"] .spin-service__index {
  font-family: var(--spin-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--spin-serena);
  font-variant-numeric: tabular-nums;
}

[data-design="b"] .spin-service__name {
  font-family: var(--spin-body);
  font-size: clamp(17px, 1.5vw, 20px);
  color: var(--spin-ferro);
  line-height: 1.4;
}

[data-design="b"] .spin-service__spec {
  font-family: var(--spin-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: color-mix(in oklab, var(--spin-ferro), transparent 38%);
  text-align: right;
  font-variant-numeric: tabular-nums;
}

/* ════════════════════════════════════════════════════════════════
   E4 — Ambient B: Process / Methods (mid-page — curing band)
   Different motion + metaphor from hero: horizontal cure + scroll-strike
   This IS the TRIAD-2 scroll-driven motion beat (scroll-linked joint strikes)
════════════════════════════════════════════════════════════════ */
[data-design="b"] .spin-methods {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(64px, 10vw, 96px) clamp(16px, 4vw, 48px);
  background: var(--spin-pietraforte);
}

[data-design="b"] .spin-methods__field {
  position: absolute;
  inset: 0;
  z-index: -1;
  background: var(--spin-pietraforte);
  animation: spin-b-methods-cure 16s ease-in-out infinite;
}

[data-design="b"] .spin-methods__inner {
  position: relative;
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  gap: var(--spin-course);
}

[data-design="b"] .spin-methods .spin-eyebrow {
  color: color-mix(in oklab, var(--spin-ferro), transparent 45%);
}

[data-design="b"] .spin-methods__title {
  font-family: var(--spin-display);
  font-weight: 500;
  font-size: clamp(30px, 5vw, 56px);
  line-height: 1.04;
  letter-spacing: -0.015em;
  color: var(--spin-ferro);
  margin: 0;
  max-width: 22ch;
}

[data-design="b"] .spin-process__lead {
  font-family: var(--spin-body);
  font-size: clamp(17px, 1.5vw, 20px);
  line-height: 1.6;
  color: var(--spin-ferro);
  max-width: 60ch;
  margin: 0;
}

[data-design="b"] .spin-methods__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid color-mix(in oklab, var(--spin-ferro), transparent 70%);
}

[data-design="b"] .spin-method {
  position: relative;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: baseline;
  gap: var(--spin-unit);
  padding: var(--spin-unit) 0;
  border-bottom: 1px solid color-mix(in oklab, var(--spin-ferro), transparent 78%);
}

[data-design="b"] .spin-method__joint {
  position: absolute;
  left: 0;
  top: 0;
  height: 2px;
  width: 100%;
  background: var(--spin-cotto);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform var(--spin-spiral);
}

[data-design="b"] .spin-method.is-struck .spin-method__joint {
  transform: scaleX(1);
}

[data-design="b"] .spin-method__name {
  font-family: var(--spin-body);
  font-size: clamp(18px, 1.6vw, 21px);
  color: var(--spin-ferro);
}

[data-design="b"] .spin-method__spec {
  font-family: var(--spin-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: color-mix(in oklab, var(--spin-ferro), transparent 38%);
  font-variant-numeric: tabular-nums;
  text-align: right;
}

@keyframes spin-b-methods-cure {
  0%, 100% { background: var(--spin-pietraforte); }
  50%       { background: color-mix(in oklab, var(--spin-pietraforte), var(--spin-serena) 24%); }
}

/* ════════════════════════════════════════════════════════════════
   Repeated CTA section
════════════════════════════════════════════════════════════════ */
[data-design="b"] .spin-repeat-cta {
  background: var(--spin-ferro);
  padding: clamp(64px, 10vw, 96px) clamp(16px, 4vw, 48px);
  text-align: center;
}

[data-design="b"] .spin-repeat-cta__inner {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spin-course);
}

[data-design="b"] .spin-repeat-cta .spin-eyebrow {
  color: color-mix(in oklab, var(--spin-intonaco), transparent 40%);
}

[data-design="b"] .spin-repeat-cta__title {
  font-family: var(--spin-display);
  font-size: clamp(28px, 4.5vw, 60px);
  letter-spacing: -0.02em;
  line-height: 1.05;
  color: var(--spin-intonaco);
  max-width: 22ch;
  text-wrap: balance;
}

/* ════════════════════════════════════════════════════════════════
   About section
════════════════════════════════════════════════════════════════ */
[data-design="b"] .spin-about {
  background: var(--spin-calce);
  padding: clamp(64px, 10vw, 96px) clamp(16px, 4vw, 48px);
  border-top: 1px solid var(--spin-serena);
}

[data-design="b"] .spin-about__inner {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  gap: var(--spin-course);
}

[data-design="b"] .spin-about__title {
  font-family: var(--spin-display);
  font-weight: 500;
  font-size: clamp(30px, 5vw, 48px);
  letter-spacing: -0.015em;
  line-height: 1.06;
  color: var(--spin-ferro);
  margin: var(--spin-unit) 0 0;
}

[data-design="b"] .spin-about__body {
  font-family: var(--spin-body);
  font-size: clamp(17px, 1.5vw, 20px);
  line-height: 1.65;
  color: var(--spin-ferro);
  max-width: 68ch;
}

/* ════════════════════════════════════════════════════════════════
   Footer
════════════════════════════════════════════════════════════════ */
[data-design="b"] .spin-footer {
  background: var(--spin-ferro);
  padding: clamp(64px, 10vw, 96px) clamp(16px, 4vw, 48px) clamp(32px, 6vw, 64px);
  position: relative;
  overflow: hidden;
}

[data-design="b"] .spin-footer__inner {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--spin-wall);
  align-items: start;
}

[data-design="b"] .spin-footer__block {
  display: flex;
  flex-direction: column;
  gap: var(--spin-joint);
}

[data-design="b"] .spin-footer__firm {
  font-family: var(--spin-display);
  font-size: clamp(22px, 2.5vw, 32px);
  letter-spacing: -0.015em;
  color: var(--spin-intonaco);
  margin: 0;
}

[data-design="b"] .spin-footer__line {
  font-family: var(--spin-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--spin-ombra);
  margin: 0;
}

[data-design="b"] .spin-footer__phone {
  font-family: var(--spin-mono);
  font-size: clamp(17px, 2vw, 22px);
  letter-spacing: 0.04em;
  color: var(--spin-intonaco);
  text-decoration: none;
}

[data-design="b"] .spin-footer__cta {
  font-family: var(--spin-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 12px 20px;
  background: var(--spin-cotto);
  color: var(--spin-intonaco);
  text-decoration: none;
  border-radius: var(--spin-r-unit);
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  margin-top: var(--spin-unit);
}

[data-design="b"] .spin-footer__rule {
  grid-column: 1 / -1;
  height: 1px;
  background: var(--spin-serena);
  opacity: 0.4;
  margin-top: var(--spin-course);
  /* The 26s guide draw — scroll of a snapped chalk line */
  animation: spin-b-footer-guide var(--spin-guide) linear infinite;
  transform-origin: left center;
}

[data-design="b"] .spin-footer__copy {
  grid-column: 1 / -1;
  font-family: var(--spin-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--spin-ombra);
  margin: var(--spin-unit) 0 0;
}

@keyframes spin-b-footer-guide {
  0%   { transform: scaleX(0.0); }
  50%  { transform: scaleX(1.0); }
  100% { transform: scaleX(0.0); }
}

/* ════════════════════════════════════════════════════════════════
   prefers-reduced-motion fallbacks
════════════════════════════════════════════════════════════════ */
@media (prefers-reduced-motion: reduce) {
  [data-design="b"] .spin-header__guide { animation: none; opacity: 0.14; transform: translateX(80%); }
  [data-design="b"] .spin-header__wash  { animation: none; opacity: 0.4; }
  [data-design="b"] .spin-hero__brick   { animation: none; opacity: 1; transform: rotate(var(--rot, 45deg)); }
  [data-design="b"] .spin-hero__guide   { animation: none; transform: scaleX(1); }
  [data-design="b"] .spin-hero__plumb   { animation: none; transform: scaleY(1); }
  [data-design="b"] .spin-hero__cure    { animation-play-state: paused; }
  [data-design="b"] .spin-cta           { animation: none; }
  [data-design="b"] .spin-cta__fill,
  [data-design="b"] .spin-cta__tick,
  [data-design="b"] .spin-cta::after    { transition: none; }
  [data-design="b"] .spin-pointer__line { animation: none; transform: scaleY(1); }
  [data-design="b"] .spin-pointer__bob  { animation: none; transform: rotate(0deg); }
  [data-design="b"] .spin-funnel__rise  { transition: none; }
  [data-design="b"] .spin-funnel__done  { animation: none; }
  [data-design="b"] .spin-funnel__choices label,
  [data-design="b"] .spin-funnel__next,
  [data-design="b"] .spin-funnel__submit { transition: none; }
  [data-design="b"] .spin-methods__field { animation-play-state: paused; }
  [data-design="b"] .spin-method__joint,
  [data-design="b"] .spin-service__joint { transition: none; transform: scaleX(1); }
  [data-design="b"] .spin-footer__rule  { animation: none; transform: scaleX(1); opacity: 0.4; }
}

/* ════════════════════════════════════════════════════════════════
   Scroll-parallax: hero → content handoff (TRIAD-2 premium scroll motion)
   Uses CSS scroll-timeline for scroll-linked parallax on the hero bond.
   NOT a fade-in-on-scroll — this is a scroll-driven transform.
════════════════════════════════════════════════════════════════ */
@supports (animation-timeline: scroll()) {
  [data-design="b"] .spin-hero__bond {
    animation: spin-b-parallax-bond linear both;
    animation-timeline: scroll(root block);
    animation-range: 0% 40%;
  }
}

@keyframes spin-b-parallax-bond {
  from { transform: translateY(0); }
  to   { transform: translateY(-28px); }
}

/* ════════════════════════════════════════════════════════════════
   Responsive — no h-scroll at 320 / 390 / 768 / 1440
════════════════════════════════════════════════════════════════ */
@media (max-width: 768px) {
  [data-design="b"] .spin-header__bar { padding: 16px; }
  [data-design="b"] .spin-logo__mark  { font-size: 16px; }

  [data-design="b"] .spin-hero { min-height: 70vh; padding-top: clamp(48px, 16vw, 96px); }

  [data-design="b"] .spin-funnel__block { grid-template-columns: 40px 1fr auto; padding: var(--spin-unit); }
  [data-design="b"] .spin-funnel__field { padding: var(--spin-unit); }
  [data-design="b"] .spin-funnel__actions { padding: 0 var(--spin-unit) var(--spin-unit); }
  [data-design="b"] .spin-funnel__input  { padding: var(--spin-joint) var(--spin-unit); }
  [data-design="b"] .spin-funnel__choices { grid-template-columns: 1fr; }

  [data-design="b"] .spin-service-row { grid-template-columns: 40px 1fr; gap: var(--spin-joint); }
  [data-design="b"] .spin-service__spec { text-align: left; grid-column: 2; }

  [data-design="b"] .spin-method { grid-template-columns: 1fr; gap: var(--spin-joint); }
  [data-design="b"] .spin-method__spec { text-align: left; }

  [data-design="b"] .spin-footer__inner { grid-template-columns: 1fr; gap: var(--spin-course); }
}

@media (max-width: 560px) {
  [data-design="b"] .spin-footer__inner { gap: var(--spin-course); }
  [data-design="b"] .spin-repeat-cta__inner { align-items: flex-start; text-align: left; }
}

/* Content windowed-center — inner containers centered at max 1280px,
   never flush to viewport edges. Sections keep their h-padding via clamp. */
[data-design="b"].dq-design .spin-hero__inner,
[data-design="b"].dq-design .spin-funnel__head,
[data-design="b"].dq-design .spin-funnel,
[data-design="b"].dq-design .spin-services__inner,
[data-design="b"].dq-design .spin-methods__inner,
[data-design="b"].dq-design .spin-repeat-cta__inner,
[data-design="b"].dq-design .spin-about__inner,
[data-design="b"].dq-design .spin-footer__inner {
  max-width: 1280px;
  margin-left: auto;
  margin-right: 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; }