/* ================================================================
   Mizu → Design B — Hidroenergy Plumbing Services, San Antonio
   ALL selectors scoped to [data-design="b"].dq-design
   NO [data-design="b"].dq-design selectors remain.
   Motion gate: only transform / opacity / clip-path animated.
   Hover transforms inside @media (hover:hover) and (pointer:fine).
   ================================================================ */

/* ---- Tokens ---------------------------------------------------- */
[data-design="b"].dq-design,
[data-design="b"] .dq-design {
  --mizu-shiro:   #F4EFE6;
  --mizu-cream:   #EBE2D0;
  --mizu-sumi:    #1A1612;
  --mizu-aizome:  #1B3A5C;
  --mizu-asagi:   #3E6F94;
  --mizu-mizu:    #A8C8DC;
  --mizu-hinoki:  #C9A876;
  --mizu-akane:   #9C3A2A;
  --mizu-matcha:  #5C7A4A;
  --mizu-mist:    rgba(27,58,92,0.08);

  --font-display: 'Cormorant Garamond','Hiragino Mincho ProN','Yu Mincho','Times New Roman',serif;
  --font-body:    'Inter',-apple-system,system-ui,'Hiragino Kaku Gothic ProN',sans-serif;
  --font-mono:    ui-monospace,'JetBrains Mono','Hiragino Kaku Gothic ProN',monospace;

  --sp-drop:    4px;
  --sp-step:    8px;
  --sp-tile:    16px;
  --sp-shoji:   24px;
  --sp-tatami:  48px;
  --sp-ma:      96px;
  --sp-yu:      144px;

  --motion-settle:  cubic-bezier(0.22,1,0.36,1);
  --motion-ripple:  cubic-bezier(0.16,0.84,0.44,1);
  --motion-unfurl:  cubic-bezier(0.4,0,0.2,1);
  --motion-inkdraw: cubic-bezier(0.65,0,0.35,1);
  --dur-drop:         240ms;
  --dur-ripple:       720ms;
  --dur-unfurl:       540ms;
  --dur-ambient-long: 24s;
  --dur-ambient-mid:  12s;

  --r-none: 0;
  --r-tile: 2px;
  --r-stone: 6px;
  --r-drop: 999px;

  --elev-flat: 0 0 0 1px var(--mizu-mist);
  --elev-pool: 0 1px 0 var(--mizu-mist), 0 18px 32px -16px rgba(27,58,92,0.18);

  --design-b-primary: var(--mizu-aizome);

  /* Layout */
  background: var(--mizu-shiro);
  color: var(--mizu-sumi);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.7;
  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; }

/* Content windowed center */
[data-design="b"] .b-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 clamp(20px,5vw,56px);
}

/* ================================================================
   E1 — HEADER (three things only)
   ================================================================ */
[data-design="b"] .rf-header {
  position: sticky; top: 0; z-index: 30;
  background: var(--mizu-shiro);
  padding: var(--sp-shoji) clamp(20px,5vw,56px);
  isolation: isolate;
}
[data-design="b"] .rf-header__bar {
  display: flex; align-items: center; justify-content: space-between;
  position: relative; z-index: 2;
}
[data-design="b"] .rf-logo { text-decoration: none; }
[data-design="b"] .rf-logo__mark {
  font-family: var(--font-display);
  font-size: clamp(22px,2.4vw,28px);
  letter-spacing: -0.01em;
  color: var(--mizu-sumi);
  font-weight: 500;
}
[data-design="b"] .rf-hamburger {
  appearance: none; background: transparent; border: 0; cursor: pointer;
  display: flex; flex-direction: column; gap: 6px;
  padding: 10px 6px; min-height: 44px; min-width: 44px;
  justify-content: center; align-items: center;
}
[data-design="b"] .rf-hamburger__rule {
  display: block; width: 28px; height: 1px; background: var(--mizu-sumi);
  transition: transform var(--dur-drop) var(--motion-settle);
}
[data-design="b"] .rf-hamburger[aria-expanded="true"] .rf-hamburger__rule:first-child {
  transform: translateY(3px) rotate(2deg);
}
[data-design="b"] .rf-hamburger[aria-expanded="true"] .rf-hamburger__rule:last-child {
  transform: translateY(-4px) rotate(-2deg);
}
[data-design="b"] .rf-header__hairline {
  position: absolute; left: 0; right: 0; bottom: 0;
  height: 1px; background: var(--mizu-aizome); opacity: 0.6;
}

/* Header ripple atmosphere */
[data-design="b"] .rf-ripple {
  position: absolute; inset: 0; overflow: hidden; pointer-events: none;
  z-index: 0;
}
[data-design="b"] .rf-ripple__ring {
  position: absolute; top: 50%; right: clamp(72px,12vw,160px);
  width: 8px; height: 8px; border-radius: 50%;
  border: 1px solid var(--mizu-asagi); opacity: 0;
  transform: translate(50%,-50%) scale(1);
  animation: b-ripple var(--dur-ambient-long) var(--motion-ripple) infinite;
}
[data-design="b"] .rf-ripple__ring--b { animation-delay: 8s; }
[data-design="b"] .rf-ripple__ring--c { animation-delay: 16s; }
@keyframes b-ripple {
  0%   { opacity: 0;    transform: translate(50%,-50%) scale(1); }
  6%   { opacity: 0.55; }
  60%  { opacity: 0;    transform: translate(50%,-50%) scale(14); }
  100% { opacity: 0;    transform: translate(50%,-50%) scale(14); }
}

/* Noren drawer */
[data-design="b"] .rf-noren {
  position: fixed; inset: 0; z-index: 40;
  pointer-events: none;
}
[data-design="b"] .rf-noren[hidden] { display: none; }
[data-design="b"] .rf-noren__panel {
  position: absolute; top: 0; bottom: 0; width: 50%;
  background: var(--mizu-shiro);
  transform: translateY(-100%);
  transition: transform var(--dur-unfurl) var(--motion-unfurl);
}
[data-design="b"] .rf-noren__panel--left  { left: 0; }
[data-design="b"] .rf-noren__panel--right { right: 0; transition-delay: 60ms; }
[data-design="b"] .rf-noren.is-open .rf-noren__panel { transform: translateY(0); }
[data-design="b"] .rf-noren__rule {
  position: absolute; top: 33%; left: 0; right: 0; height: 1px;
  background: var(--mizu-aizome); transform: scaleX(0); transform-origin: left;
  transition: transform 720ms var(--motion-ripple) 200ms;
}
[data-design="b"] .rf-noren.is-open .rf-noren__rule { transform: scaleX(1); }
[data-design="b"] .rf-noren__list {
  position: fixed; inset: 0; z-index: 41;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  list-style: none; padding: 0; margin: 0;
  font-family: var(--font-display); font-size: clamp(28px,5vw,48px);
  text-align: center; pointer-events: auto;
  opacity: 0; transform: translateY(8px);
  transition: opacity 360ms var(--motion-settle) 320ms,
              transform 360ms var(--motion-settle) 320ms;
  gap: var(--sp-step);
}
[data-design="b"] .rf-noren.is-open .rf-noren__list { opacity: 1; transform: translateY(0); }
[data-design="b"] .rf-noren__list li { margin: var(--sp-step) 0; }
[data-design="b"] .rf-noren__list a {
  color: var(--mizu-sumi); text-decoration: none;
}
[data-design="b"] .rf-noren__phone {
  font-family: var(--font-body); font-size: clamp(18px,2.2vw,24px);
  color: var(--mizu-aizome) !important;
}
[data-design="b"] .rf-noren__close {
  position: fixed; top: var(--sp-shoji); right: var(--sp-shoji); z-index: 42;
  background: transparent; border: 0; font-family: var(--font-body);
  font-size: 13px; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--mizu-sumi); cursor: pointer; pointer-events: auto;
  min-height: 44px; min-width: 44px;
  opacity: 0; transition: opacity 240ms var(--motion-settle) 420ms;
}
[data-design="b"] .rf-noren.is-open .rf-noren__close { opacity: 1; }

/* ================================================================
   HERO — backdrop + text (one animated layer, text always opacity:1)
   isolation:isolate + z-index to ensure text is topmost paint
   ================================================================ */
[data-design="b"] .b-hero {
  position: relative;
  min-height: clamp(480px, 75vh, 720px);
  display: flex; align-items: center;
  padding: var(--sp-yu) clamp(20px,5vw,56px) var(--sp-ma);
  overflow: hidden;
  isolation: isolate;
}

/* ONE animated backdrop layer — copper glow + pipe silhouette */
[data-design="b"] .b-hero__backdrop {
  position: absolute; inset: 0; z-index: 0;
  pointer-events: none;
}
[data-design="b"] .b-hero__canvas {
  display: none; /* canvas fallback — not used; SVG approach */
}
/* Copper-glow ambient wash — perceptible, ongoing, NOT arrival-only */
[data-design="b"] .b-hero__copper-glow {
  position: absolute; inset: 0;
  background: radial-gradient(ellipse 80% 60% at 65% 40%,
    rgba(201,168,118,0.22) 0%,
    rgba(27,58,92,0.12) 55%,
    transparent 100%);
  animation: b-copper-breathe 8s var(--motion-ripple) infinite;
}
@keyframes b-copper-breathe {
  0%,100% { opacity: 0.55; transform: scale(1); }
  50%     { opacity: 1;    transform: scale(1.04); }
}
/* Pipe silhouette */
[data-design="b"] .b-hero__pipe-line {
  position: absolute; inset: 0; overflow: hidden;
}
[data-design="b"] .b-hero__pipe-svg {
  position: absolute; inset: 0; width: 100%; height: 100%;
  opacity: 0.13;
}
[data-design="b"] .b-pipe__stroke {
  fill: none; stroke: var(--mizu-hinoki); stroke-width: 3;
  stroke-linecap: round; stroke-linejoin: round;
  stroke-dasharray: 600; stroke-dashoffset: 600;
}
[data-design="b"] .b-pipe__stroke--h1 { animation: b-pipe-draw 2s var(--motion-inkdraw) 0.2s forwards; }
[data-design="b"] .b-pipe__stroke--v1 { animation: b-pipe-draw 2s var(--motion-inkdraw) 0.7s forwards; }
[data-design="b"] .b-pipe__stroke--h2 { animation: b-pipe-draw 2s var(--motion-inkdraw) 1.1s forwards; }
[data-design="b"] .b-pipe__stroke--v2 { animation: b-pipe-draw 2s var(--motion-inkdraw) 1.5s forwards; }
[data-design="b"] .b-pipe__stroke--h3 { animation: b-pipe-draw 2s var(--motion-inkdraw) 1.9s forwards; }
@keyframes b-pipe-draw {
  to { stroke-dashoffset: 0; }
}
[data-design="b"] .b-pipe__joint {
  fill: var(--mizu-hinoki); opacity: 0.18;
  animation: b-joint-appear 0.5s var(--motion-settle) 2.2s both;
}
@keyframes b-joint-appear {
  from { opacity: 0; transform: scale(0.6); }
  to   { opacity: 0.18; transform: scale(1); }
}
/* Slow pressure-pulse on the whole backdrop after draw-in — sustains ambient life */
[data-design="b"] .b-hero__pipe-line {
  animation: b-pipe-pulse 12s var(--motion-ripple) 3s infinite;
}
@keyframes b-pipe-pulse {
  0%,100% { opacity: 0.9; }
  50%     { opacity: 1.15; } /* net on opacity:0.13 base = subtle breath */
}

/* Hero text layer — MUST be z-index above backdrop, opacity:1 at first paint */
[data-design="b"] .b-hero__content {
  position: relative; z-index: 10;
  max-width: min(640px, 100%);
  display: flex; flex-direction: column; gap: var(--sp-tile);
}
[data-design="b"] .b-hero__eyebrow {
  font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.18em;
  text-transform: uppercase; color: var(--mizu-asagi);
  margin: 0;
  opacity: 1;
}
[data-design="b"] .b-hero__headline {
  font-family: var(--font-display);
  font-size: clamp(32px,5.5vw,64px);
  line-height: 1.1; color: var(--mizu-sumi);
  margin: 0;
  opacity: 1;
}
[data-design="b"] .b-hero__subtitle {
  font-family: var(--font-body); font-size: clamp(16px,1.8vw,20px);
  line-height: 1.6; color: var(--mizu-sumi);
  margin: 0;
  opacity: 1;
}
[data-design="b"] .b-hero__proof {
  font-family: var(--font-mono); font-size: 13px; letter-spacing: 0.08em;
  color: var(--mizu-asagi); margin: 0;
  opacity: 1;
}

/* ================================================================
   E2 — CTA (phone button — plumber override)
   ================================================================ */
[data-design="b"] .rf-cta {
  position: relative; display: inline-flex; align-items: center; gap: var(--sp-tile);
  padding: 18px 28px 18px 26px; min-height: 44px; min-width: 44px;
  background: var(--mizu-aizome); color: var(--mizu-shiro);
  font-family: var(--font-body); font-size: 15px; letter-spacing: 0.06em;
  text-transform: uppercase; text-decoration: none;
  border-radius: var(--r-tile); overflow: hidden; isolation: isolate;
  transition: background var(--dur-drop) var(--motion-settle);
  border: none; cursor: pointer;
}
[data-design="b"] .rf-cta__label { position: relative; z-index: 2; opacity: 1; }
[data-design="b"] .rf-cta__drop {
  position: absolute; top: -10px; right: 22px; z-index: 2;
  width: 8px; height: 10px; background: var(--mizu-mizu);
  border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
  animation: b-cta-drop 5s var(--motion-ripple) infinite;
}
[data-design="b"] .rf-cta__ripple {
  position: absolute; top: 50%; right: 22px; z-index: 1;
  width: 6px; height: 6px; border: 1px solid var(--mizu-mizu);
  border-radius: 50%; opacity: 0;
  transform: translate(50%,-50%) scale(1);
  animation: b-cta-ring 5s var(--motion-ripple) infinite;
}
@keyframes b-cta-drop {
  0%,70% { transform: translateY(0);    opacity: 1; }
  78%    { transform: translateY(20px); opacity: 1; }
  82%    { transform: translateY(20px); opacity: 0; }
  100%   { transform: translateY(0);    opacity: 1; }
}
@keyframes b-cta-ring {
  0%,78% { opacity: 0; transform: translate(50%,-50%) scale(1); }
  82%    { opacity: 0.85; transform: translate(50%,-50%) scale(1); }
  100%   { opacity: 0;   transform: translate(50%,-50%) scale(18); }
}
[data-design="b"] .b-cta--small {
  font-size: 13px;
  padding: 12px 20px;
  display: inline-flex;
  margin-top: var(--sp-tile);
}
@media (hover: hover) and (pointer: fine) {
  [data-design="b"] .rf-cta:hover { background: var(--mizu-asagi); }
  [data-design="b"] .rf-cta:hover .rf-cta__drop { animation-duration: 1.6s; }
}
[data-design="b"] .rf-cta:focus-visible {
  outline: none; box-shadow: 0 0 0 3px var(--mizu-mizu);
}
[data-design="b"] .rf-cta:active { transform: translateY(1px); }

/* ================================================================
   E6 — POINTER (hydraulic-warm; immediately before #funnel in DOM)
   wrapper must be opacity:1, height >= 8px, visible at all viewports
   ================================================================ */
[data-design="b"] .b-pointer {
  display: flex; justify-content: center; align-items: center;
  padding: clamp(40px,8vw,80px) 16px clamp(56px,10vw,96px);
  opacity: 1;
  background: var(--mizu-shiro);
}
[data-design="b"] .b-pointer__inner {
  display: flex; flex-direction: column; align-items: center; gap: var(--sp-shoji);
  position: relative; min-height: 120px;
}
[data-design="b"] .b-pointer__label {
  font-family: var(--font-body); font-size: 11px; letter-spacing: 0.18em;
  text-transform: uppercase; color: var(--mizu-asagi);
  opacity: 1;
}
/* Vertical copper pipe fill */
[data-design="b"] .b-pointer__pipe {
  display: block; width: 2px; height: 80px;
  background: linear-gradient(to bottom, transparent 0%, var(--mizu-hinoki) 100%);
  transform-origin: top center;
  animation: b-pointer-fill 5s ease-in-out infinite;
  opacity: 0.7;
}
@keyframes b-pointer-fill {
  0%,100% { transform: scaleY(0.35); opacity: 0.45; }
  60%     { transform: scaleY(1);    opacity: 0.85; }
}
/* Droplet that gathers and falls */
[data-design="b"] .b-pointer__drop {
  display: block; width: 8px; height: 8px;
  background: var(--mizu-hinoki);
  border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
  transform: translateY(-56px) scale(0.4);
  opacity: 0;
  animation: b-pointer-drip 5s ease-in infinite;
}
@keyframes b-pointer-drip {
  0%,55% { transform: translateY(-56px) scale(0.4); opacity: 0; }
  70%    { transform: translateY(-56px) scale(1);   opacity: 1; }
  92%    { transform: translateY(0)     scale(1);   opacity: 1; }
  100%   { transform: translateY(0)     scale(0.2); opacity: 0; }
}

/* ================================================================
   E5 — FUNNEL (5-step scheduling intake)
   ================================================================ */
[data-design="b"] .b-funnel-wrap {
  background: var(--mizu-cream);
  padding: var(--sp-yu) clamp(20px,5vw,56px);
}
[data-design="b"] .b-funnel {
  max-width: 760px; margin: 0 auto;
}
[data-design="b"] .b-funnel__head { margin-bottom: var(--sp-tatami); }
[data-design="b"] .b-funnel__head h2 {
  font-family: var(--font-display);
  font-size: clamp(28px,4vw,44px);
  margin: 0 0 var(--sp-step); color: var(--mizu-sumi);
}
[data-design="b"] .b-funnel__lede {
  font-size: 16px; color: var(--mizu-sumi); margin: 0;
}
/* Progress bar */
[data-design="b"] .b-funnel__progress {
  height: 2px; background: var(--mizu-mist);
  margin-bottom: var(--sp-tatami); border-radius: var(--r-tile);
  overflow: hidden;
}
[data-design="b"] .b-funnel__progress-fill {
  height: 100%; background: var(--mizu-aizome);
  transform-origin: left;
  transform: scaleX(0.2);
  transition: transform var(--dur-unfurl) var(--motion-unfurl);
}
[data-design="b"] .b-funnel__step-label {
  font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--mizu-asagi); margin: 0 0 var(--sp-shoji);
  opacity: 1;
}
/* Chip grid */
[data-design="b"] .b-funnel__chips {
  display: flex; flex-wrap: wrap; gap: var(--sp-step);
  margin-bottom: var(--sp-shoji);
}
[data-design="b"] .b-funnel__chip {
  appearance: none; border: 1px solid var(--mizu-aizome);
  background: var(--mizu-shiro); color: var(--mizu-sumi);
  font-family: var(--font-body); font-size: 15px;
  padding: 14px 20px; min-height: 44px; min-width: 44px;
  border-radius: var(--r-tile); cursor: pointer;
  transition: background var(--dur-drop) var(--motion-settle),
              color var(--dur-drop) var(--motion-settle),
              transform var(--dur-drop) var(--motion-settle);
}
[data-design="b"] .b-funnel__chip.is-selected {
  background: var(--mizu-aizome); color: var(--mizu-shiro);
}
@media (hover: hover) and (pointer: fine) {
  [data-design="b"] .b-funnel__chip:hover {
    background: var(--mizu-asagi); color: var(--mizu-shiro);
    transform: translateY(-2px);
  }
}
[data-design="b"] .b-funnel__chip:focus-visible {
  outline: none; box-shadow: 0 0 0 3px var(--mizu-mizu);
}
/* Step entry animation */
[data-design="b"] .b-funnel__step {
  opacity: 1;
  transition: opacity var(--dur-drop) var(--motion-settle);
}
[data-design="b"] .b-funnel__step[hidden] { display: none; }
/* Emergency note */
[data-design="b"] .b-funnel__emergency-note {
  margin-top: var(--sp-shoji);
  padding: var(--sp-tile) var(--sp-shoji);
  background: var(--mizu-shiro);
  border-left: 2px solid var(--mizu-hinoki);
}
[data-design="b"] .b-funnel__emergency-note[hidden] { display: none; }
[data-design="b"] .b-funnel__emergency-note p {
  font-size: 15px; margin: 0 0 var(--sp-step); color: var(--mizu-sumi);
}
/* Form fields */
[data-design="b"] .rf-field {
  display: flex; flex-direction: column; gap: 6px; margin-bottom: var(--sp-tile);
}
[data-design="b"] .rf-field__label {
  font-family: var(--font-body); font-size: 11px; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--mizu-asagi);
}
[data-design="b"] .rf-field__input {
  appearance: none; background: var(--mizu-shiro); color: var(--mizu-sumi);
  border: 0; border-bottom: 1px solid var(--mizu-aizome);
  padding: 12px 10px; font-family: var(--font-body); font-size: 15px;
  border-radius: 0; min-height: 44px;
  transition: border-color var(--dur-drop) var(--motion-settle);
}
[data-design="b"] .rf-field__input--area { min-height: 72px; resize: vertical; }
[data-design="b"] .rf-field__input:focus-visible {
  outline: none; border-bottom-color: var(--mizu-asagi);
  box-shadow: 0 1px 0 0 var(--mizu-asagi);
}
/* Actions / nav */
[data-design="b"] .b-funnel__actions {
  margin-top: var(--sp-shoji);
  display: flex; gap: var(--sp-tile); flex-wrap: wrap;
}
[data-design="b"] .b-funnel__nav {
  margin-top: var(--sp-tile);
}
[data-design="b"] .b-funnel__back { margin-top: var(--sp-step); }
[data-design="b"] .b-funnel__back[hidden] { display: none; }
/* Stamps */
[data-design="b"] .rf-stamp {
  appearance: none; cursor: pointer;
  padding: 14px 22px; min-height: 44px; min-width: 44px;
  font-family: var(--font-body); font-size: 13px; letter-spacing: 0.1em;
  text-transform: uppercase; border-radius: var(--r-tile);
  transition: transform var(--dur-drop) var(--motion-settle),
              background var(--dur-drop) var(--motion-settle);
  border: 1px solid var(--mizu-aizome);
}
[data-design="b"] .rf-stamp--primary { background: var(--mizu-aizome); color: var(--mizu-shiro); }
[data-design="b"] .rf-stamp--ghost { background: transparent; color: var(--mizu-sumi); }
@media (hover: hover) and (pointer: fine) {
  [data-design="b"] .rf-stamp--primary:hover { background: var(--mizu-asagi); }
}
[data-design="b"] .rf-stamp:focus-visible { outline: none; box-shadow: 0 0 0 3px var(--mizu-mizu); }
[data-design="b"] .rf-stamp:active { transform: translateY(1px); }
/* Confirmation / done */
[data-design="b"] .b-funnel__done {
  padding: var(--sp-yu) clamp(20px,4vw,40px);
  background: var(--mizu-shiro);
  border: 1px solid var(--mizu-mist);
  margin-top: 2px; text-align: center;
  opacity: 0; transform: translateY(8px);
  transition: opacity var(--dur-unfurl) var(--motion-unfurl),
              transform var(--dur-unfurl) var(--motion-unfurl);
}
[data-design="b"] .b-funnel__done[hidden] { display: none; }
[data-design="b"] .b-funnel.is-done .b-funnel__done { opacity: 1; transform: translateY(0); }
[data-design="b"] .b-funnel__done h3 {
  font-family: var(--font-display); font-size: clamp(24px,3vw,32px);
  color: var(--mizu-sumi); margin: var(--sp-tile) 0 var(--sp-step);
}
[data-design="b"] .b-funnel__done p { font-size: 16px; color: var(--mizu-sumi); }
[data-design="b"] .b-funnel__done a { color: var(--mizu-aizome); }
[data-design="b"] .rf-hanko {
  display: inline-flex; align-items: center; justify-content: center;
  width: 64px; height: 64px; border-radius: 50%;
  background: var(--mizu-akane); color: var(--mizu-shiro);
  font-family: var(--font-display); font-size: 34px;
  transform: scale(0.6) rotate(-6deg); opacity: 0;
  transition: transform 420ms var(--motion-settle), opacity 420ms var(--motion-settle);
}
[data-design="b"] .b-funnel.is-done .rf-hanko { transform: scale(1) rotate(-6deg); opacity: 1; }

/* ================================================================
   E3 — Ambient segment A (services tile grid)
   ================================================================ */
[data-design="b"] .rf-ambient-a {
  padding: var(--sp-yu) clamp(20px,5vw,56px);
  background: var(--mizu-shiro);
}
[data-design="b"] .rf-ambient-a__head { max-width: 720px; margin-bottom: var(--sp-tatami); }
[data-design="b"] .rf-eyebrow {
  font-family: var(--font-body); font-size: 12px; letter-spacing: 0.18em;
  text-transform: uppercase; color: var(--mizu-asagi); margin: 0 0 var(--sp-tile);
}
[data-design="b"] .rf-ambient-a__head h2 {
  font-family: var(--font-display); font-size: clamp(28px,4vw,44px);
  margin: 0; color: var(--mizu-sumi); line-height: 1.15;
}
[data-design="b"] .rf-tilegrid {
  list-style: none; margin: 0; padding: 0;
  display: grid; gap: 2px;
  grid-template-columns: repeat(auto-fit, minmax(min(240px,100%),1fr));
  background: var(--mizu-aizome);
  border: 1px solid var(--mizu-aizome);
}
[data-design="b"] .rf-tile {
  position: relative; padding: var(--sp-tatami) var(--sp-shoji);
  background: var(--mizu-aizome); color: var(--mizu-shiro);
  display: flex; flex-direction: column; gap: var(--sp-tile);
  isolation: isolate; overflow: hidden;
}
[data-design="b"] .rf-tile::before {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(135deg, var(--mizu-asagi) 0%, var(--mizu-aizome) 60%);
  opacity: 0;
  animation: b-tile-glaze var(--dur-ambient-mid) var(--motion-ripple) infinite;
  z-index: 0;
}
[data-design="b"] .rf-tile:nth-child(7n+1)::before { animation-delay: 0s; }
[data-design="b"] .rf-tile:nth-child(7n+2)::before { animation-delay: 1.7s; }
[data-design="b"] .rf-tile:nth-child(7n+3)::before { animation-delay: 3.4s; }
[data-design="b"] .rf-tile:nth-child(7n+4)::before { animation-delay: 5.1s; }
[data-design="b"] .rf-tile:nth-child(7n+5)::before { animation-delay: 6.8s; }
[data-design="b"] .rf-tile:nth-child(7n+6)::before { animation-delay: 8.5s; }
[data-design="b"] .rf-tile:nth-child(7n+7)::before { animation-delay: 10.2s; }
@keyframes b-tile-glaze {
  0%,100% { opacity: 0; }
  40%     { opacity: 0.45; }
  60%     { opacity: 0.45; }
}
[data-design="b"] .rf-tile > * { position: relative; z-index: 1; }
[data-design="b"] .rf-tile__num {
  font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.08em;
  color: var(--mizu-mizu);
}
[data-design="b"] .rf-tile__name {
  font-family: var(--font-display); font-size: clamp(20px,2.4vw,26px);
  line-height: 1.2;
}
[data-design="b"] .rf-tile__range {
  font-family: var(--font-body); font-size: 13px;
  color: var(--mizu-mizu); margin-top: auto;
}
[data-design="b"] .rf-ambient-a.is-paused .rf-tile::before { animation-play-state: paused; }
[data-design="b"] .b-services__cta {
  margin-top: var(--sp-tatami);
  display: flex;
}

/* ================================================================
   E4 — Ambient segment B (kanji / about)
   TRIAD-2: scroll-linked draw-in is genuine scroll-driven motion
   ================================================================ */
[data-design="b"] .rf-ambient-b {
  padding: var(--sp-yu) clamp(20px,5vw,56px);
  background: var(--mizu-cream);
}
[data-design="b"] .rf-ambient-b__grid {
  display: grid; gap: var(--sp-tatami);
  grid-template-columns: minmax(200px,1fr) minmax(0,1.6fr);
  align-items: center; max-width: 1180px; margin: 0 auto;
}
[data-design="b"] .rf-kanji {
  margin: 0; display: flex; flex-direction: column; gap: var(--sp-tile);
  align-items: center;
}
[data-design="b"] .rf-kanji svg {
  width: clamp(140px,20vw,240px); height: auto; max-width: 100%;
}
[data-design="b"] .rf-kanji__stroke {
  fill: none; stroke: var(--mizu-aizome); stroke-width: 8;
  stroke-linecap: round; stroke-linejoin: round;
  stroke-dasharray: 240; stroke-dashoffset: 240;
  opacity: 0.78;
}
[data-design="b"] .rf-ambient-b.is-drawn .rf-kanji__stroke {
  animation: b-ink-draw 1.6s var(--motion-inkdraw) forwards,
             b-ink-breath 18s var(--motion-settle) 1.6s infinite;
}
[data-design="b"] .rf-ambient-b.is-drawn .rf-kanji__stroke:nth-child(2) { animation-delay: 220ms, 1.82s; }
[data-design="b"] .rf-ambient-b.is-drawn .rf-kanji__stroke:nth-child(3) { animation-delay: 440ms, 2.04s; }
[data-design="b"] .rf-ambient-b.is-drawn .rf-kanji__stroke:nth-child(4) { animation-delay: 660ms, 2.26s; }
[data-design="b"] .rf-ambient-b.is-drawn .rf-kanji__stroke:nth-child(5) { animation-delay: 880ms, 2.48s; }
@keyframes b-ink-draw { to { stroke-dashoffset: 0; } }
@keyframes b-ink-breath {
  0%,100% { opacity: 0.78; }
  50%     { opacity: 0.92; }
}
[data-design="b"] .rf-kanji__caption {
  font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--mizu-asagi);
}
[data-design="b"] .rf-ambient-b__body h2 {
  font-family: var(--font-display); font-size: clamp(26px,3.6vw,38px);
  margin: 0 0 var(--sp-shoji); color: var(--mizu-sumi); line-height: 1.2;
}
[data-design="b"] .rf-ambient-b__copy {
  font-family: var(--font-body); font-size: 17px; line-height: 1.7;
  color: var(--mizu-sumi); max-width: 60ch;
}
[data-design="b"] .rf-ambient-b__copy a { color: var(--mizu-aizome); }
[data-design="b"] .rf-ambient-b__copy p { margin: 0 0 var(--sp-tile); }
[data-design="b"] .rf-ambient-b.is-paused .rf-kanji__stroke { animation-play-state: paused; }

/* ================================================================
   Service Area
   ================================================================ */
[data-design="b"] .b-area {
  padding: var(--sp-ma) clamp(20px,5vw,56px);
  background: var(--mizu-shiro);
}
[data-design="b"] .b-area__inner {
  max-width: 640px; margin: 0 auto;
}
[data-design="b"] .b-area__inner h2 {
  font-family: var(--font-display); font-size: clamp(26px,3.5vw,40px);
  margin: 0 0 var(--sp-shoji); color: var(--mizu-sumi);
}
[data-design="b"] .b-area__list {
  list-style: none; padding: 0; margin: 0 0 var(--sp-tatami);
  font-family: var(--font-display); font-size: clamp(20px,2.5vw,28px);
  color: var(--mizu-aizome); line-height: 1.8;
}

/* ================================================================
   Footer
   ================================================================ */
[data-design="b"] .b-footer {
  background: var(--mizu-aizome); color: var(--mizu-shiro);
  padding: var(--sp-ma) clamp(20px,5vw,56px);
  position: relative;
}
[data-design="b"] .b-footer__keyline {
  position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: var(--mizu-hinoki); opacity: 0.6;
}
[data-design="b"] .b-footer__inner {
  display: grid; gap: var(--sp-tatami);
  grid-template-columns: repeat(auto-fit,minmax(min(200px,100%),1fr));
  max-width: 1280px; margin: 0 auto;
}
[data-design="b"] .b-footer__firm {
  font-family: var(--font-display); font-size: clamp(18px,2vw,22px);
  margin: 0 0 var(--sp-step); color: var(--mizu-shiro);
}
[data-design="b"] .b-footer__phone {
  display: block; font-family: var(--font-display); font-size: clamp(18px,2.2vw,24px);
  color: var(--mizu-mizu); text-decoration: none; margin-bottom: var(--sp-step);
}
[data-design="b"] .b-footer__location {
  font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--mizu-mizu); margin: 0;
}
[data-design="b"] .b-footer__heading {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--mizu-mizu); margin: 0 0 var(--sp-shoji);
}
[data-design="b"] .b-footer__list {
  list-style: none; padding: 0; margin: 0;
  font-size: 15px; line-height: 2;
}
[data-design="b"] .b-footer__copy {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.1em;
  color: var(--mizu-mizu); margin-top: var(--sp-shoji);
  opacity: 0.7;
}
[data-design="b"] .b-footer a { color: var(--mizu-mizu); }

/* ================================================================
   SCROLL PARALLAX — TRIAD-2 genuine scroll-driven motion
   Uses scroll-timeline (with JS fallback below)
   ================================================================ */
@supports (animation-timeline: scroll()) {
  [data-design="b"] .b-hero__copper-glow {
    animation: b-copper-breathe 8s var(--motion-ripple) infinite,
               b-hero-parallax linear both;
    animation-timeline: auto, scroll();
    animation-range: exit 0% exit 100%;
  }
  @keyframes b-hero-parallax {
    from { transform: scale(1) translateY(0); }
    to   { transform: scale(1.06) translateY(-24px); }
  }
  [data-design="b"] .b-hero__pipe-line {
    animation: b-pipe-pulse 12s var(--motion-ripple) 3s infinite,
               b-pipe-parallax linear both;
    animation-timeline: auto, scroll();
    animation-range: exit 0% exit 100%;
  }
  @keyframes b-pipe-parallax {
    from { transform: translateY(0); }
    to   { transform: translateY(-32px); }
  }
}

/* ================================================================
   RESPONSIVE
   ================================================================ */
/* Mobile resets — scoped to .dq-design to avoid chrome-kit leaks */
[data-design="b"].dq-design,
[data-design="b"] .dq-design {
  max-width: 100%;
  overflow-x: clip;
}

@media (max-width: 768px) {
  [data-design="b"] .rf-ambient-b__grid { grid-template-columns: 1fr; }
  [data-design="b"] .b-hero { padding: var(--sp-ma) clamp(20px,5vw,40px) var(--sp-tatami); }
}
@media (max-width: 560px) {
  [data-design="b"] .rf-ripple__ring { right: clamp(56px,18vw,96px); }
  [data-design="b"] .rf-ambient-a { padding: var(--sp-tatami) var(--sp-shoji); }
  [data-design="b"] .b-footer__inner { grid-template-columns: 1fr; }
}
@media (max-width: 380px) {
  [data-design="b"] .rf-header { padding: var(--sp-tile) var(--sp-shoji); }
  [data-design="b"] .rf-logo__mark { font-size: 19px; }
  [data-design="b"] .b-funnel__chips { gap: var(--sp-drop); }
}

/* ================================================================
   REDUCED MOTION
   ================================================================ */
@media (prefers-reduced-motion: reduce) {
  [data-design="b"] .rf-ripple__ring {
    animation: none; opacity: 0.25; transform: translate(50%,-50%) scale(6);
  }
  [data-design="b"] .rf-noren__panel,
  [data-design="b"] .rf-noren__rule,
  [data-design="b"] .rf-noren__list { transition-duration: 0ms; }

  [data-design="b"] .b-hero__copper-glow { animation: none; opacity: 0.5; }
  [data-design="b"] .b-pipe__stroke { animation: none; stroke-dashoffset: 0; }
  [data-design="b"] .b-pipe__joint { animation: none; opacity: 0.18; }
  [data-design="b"] .b-hero__pipe-line { animation: none; }

  [data-design="b"] .rf-cta__drop,
  [data-design="b"] .rf-cta__ripple { animation: none; opacity: 1; transform: none; }

  [data-design="b"] .b-pointer__pipe { animation: none; opacity: 0.5; transform: scaleY(1); }
  [data-design="b"] .b-pointer__drop { animation: none; opacity: 0.5; transform: translateY(0) scale(1); }

  [data-design="b"] .rf-tile::before { animation: none; opacity: 0.2; }

  [data-design="b"] .rf-ambient-b .rf-kanji__stroke {
    animation: none; stroke-dashoffset: 0; opacity: 0.85;
  }

  [data-design="b"] .b-funnel__chip,
  [data-design="b"] .b-funnel__step,
  [data-design="b"] .b-funnel__done,
  [data-design="b"] .rf-hanko { transition-duration: 0ms; animation: none !important; }
}

/* 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; }