/* ═══════════════════════════════════════════════════════════════════
   Pressure & Patina × Roofing — Design A
   ALL selectors scoped under [data-design="a"]
   Remapped from [data-design="a"] per hard contract.
   Custom property: --design-a-primary exposed on root block.
   ~980 lines
═══════════════════════════════════════════════════════════════════ */

/* ─── TOKEN LAYER ─────────────────────────────────────────────── */
[data-design="a"] {
  /* Design-A canonical entry point — remapped from PP */
  --design-a-primary: #7a4a1e;

  /* Color */
  --pp-primary:   #7a4a1e;
  --pp-secondary: #0d3b66;
  --pp-accent:    #b8421c;
  --pp-surface:   #f4ead7;
  --pp-sheet:     #fbf6e8;
  --pp-ink:       #1f1a14;
  --pp-muted:     #7a6e58;
  --pp-critical:  #9a2418;
  --pp-success:   #3b6e3a;
  --pp-brass:     #b08a3a;
  --pp-patina:    #5a7d5a;

  /* Typography */
  --pp-font-display:  "Trade Gothic Next", "Trade Gothic", "Oswald", "Impact", sans-serif;
  --pp-font-headline: "Sentinel", "Roboto Slab", "Source Serif Pro", Georgia, serif;
  --pp-font-body:     "Source Sans 3", "Inter", -apple-system, system-ui, sans-serif;
  --pp-font-mono:     "JetBrains Mono", "IBM Plex Mono", "Courier Prime", ui-monospace, monospace;

  /* Spacing */
  --pp-thread:   4px;
  --pp-coupling: 8px;
  --pp-elbow:    12px;
  --pp-tee:      16px;
  --pp-stub:     24px;
  --pp-riser:    32px;
  --pp-trunk:    48px;
  --pp-bay:      80px;
  --pp-floor:    120px;

  /* Motion */
  --pp-ease-hydraulic: cubic-bezier(0.22, 1, 0.36, 1);
  --pp-ease-stamp:     cubic-bezier(0.5, 0, 0.2, 1);
  --pp-quick:   180ms;
  --pp-settle:  320ms;
  --pp-charge:  640ms;

  /* Radius */
  --pp-r-thread: 2px;
  --pp-r-flange: 6px;
  --pp-r-valve:  14px;
  --pp-r-pipe:   999px;

  /* Shadow */
  --pp-elev-flat:     none;
  --pp-elev-hairline: inset 0 0 0 1px color-mix(in oklab, var(--pp-ink), transparent 78%);
  --pp-elev-brass:    inset 0 1px 0 color-mix(in oklab, white, transparent 70%), 0 1px 0 color-mix(in oklab, var(--pp-ink), transparent 88%);
  --pp-elev-stamp:    0 1px 0 color-mix(in oklab, var(--pp-ink), transparent 75%), inset 0 -1px 0 color-mix(in oklab, var(--pp-ink), transparent 86%);

  background: var(--pp-surface);
  color: var(--pp-ink);
  font-family: var(--pp-font-body);
  font-size: 17px;
  line-height: 1.6;
}

/* ─── RESET (scoped) ──────────────────────────────────────────── */
[data-design="a"] *,
[data-design="a"] *::before,
[data-design="a"] *::after { box-sizing: border-box; }
[data-design="a"] ul,
[data-design="a"] ol { list-style: none; padding: 0; margin: 0; }
[data-design="a"] h1, [data-design="a"] h2,
[data-design="a"] h3, [data-design="a"] h4 { margin: 0; }
[data-design="a"] p { margin: 0; }
[data-design="a"] a { color: inherit; }
[data-design="a"] button { font-family: inherit; }

/* ─── E1: HEADER ──────────────────────────────────────────────── */
[data-design="a"] .rf-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--pp-surface);
}
[data-design="a"] .rf-header__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--pp-stub) clamp(var(--pp-stub), 4vw, var(--pp-trunk));
}
[data-design="a"] .rf-logo {
  text-decoration: none;
  color: var(--pp-primary);
}
[data-design="a"] .rf-logo__mark {
  font-family: var(--pp-font-display);
  font-size: clamp(16px, 2.2vw, 24px);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
[data-design="a"] .rf-hamburger {
  background: transparent;
  border: 1px solid color-mix(in oklab, var(--pp-ink), transparent 70%);
  border-radius: var(--pp-r-thread);
  padding: 10px 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  cursor: pointer;
  min-width: 44px;
  min-height: 44px;
  align-items: center;
  justify-content: center;
}
[data-design="a"] .rf-hamburger__line {
  width: 18px;
  height: 1.5px;
  background: var(--pp-ink);
  transition: transform var(--pp-quick) var(--pp-ease-stamp);
  display: block;
}
[data-design="a"] .rf-hamburger[aria-expanded="true"] .rf-hamburger__line:nth-child(1) { transform: translateY(5.5px) rotate(45deg); }
[data-design="a"] .rf-hamburger[aria-expanded="true"] .rf-hamburger__line:nth-child(2) { opacity: 0; }
[data-design="a"] .rf-hamburger[aria-expanded="true"] .rf-hamburger__line:nth-child(3) { transform: translateY(-5.5px) rotate(-45deg); }

/* Gauge trace rule */
[data-design="a"] .rf-header__rule { height: 6px; overflow: hidden; }
[data-design="a"] .rf-gauge-trace { width: 100%; height: 6px; display: block; }
[data-design="a"] .rf-gauge-trace__baseline {
  stroke: color-mix(in oklab, var(--pp-secondary), transparent 60%);
  stroke-width: 1;
  stroke-dasharray: 2 3;
}
[data-design="a"] .rf-gauge-trace__needle {
  fill: var(--pp-accent);
  filter: drop-shadow(0 0 4px color-mix(in oklab, var(--pp-accent), transparent 40%));
  animation: a-gauge-sweep 22s var(--pp-ease-hydraulic) infinite;
}
@keyframes a-gauge-sweep {
  0%   { transform: translateX(2%);  opacity: 0.5; }
  15%  { transform: translateX(28%); opacity: 0.9; }
  45%  { transform: translateX(62%); opacity: 1; }
  72%  { transform: translateX(88%); opacity: 0.85; }
  100% { transform: translateX(2%);  opacity: 0.5; }
}

/* Drawer — display:none when hidden (never opacity:0) */
[data-design="a"] .rf-drawer {
  position: fixed;
  inset: 0;
  z-index: 200;
  pointer-events: none;
}
[data-design="a"] .rf-drawer[hidden] {
  display: none;
}
[data-design="a"] .rf-drawer__backdrop {
  position: absolute;
  inset: 0;
  background: color-mix(in oklab, var(--pp-ink), transparent 55%);
  opacity: 0;
  transition: opacity var(--pp-charge) var(--pp-ease-hydraulic);
}
[data-design="a"] .rf-drawer[data-open="true"] .rf-drawer__backdrop {
  opacity: 1;
}
[data-design="a"] .rf-drawer__sheet {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(420px, 92vw);
  background: var(--pp-sheet);
  box-shadow: -1px 0 0 color-mix(in oklab, var(--pp-ink), transparent 80%);
  transform: translateX(100%);
  transition: transform var(--pp-charge) var(--pp-ease-hydraulic);
  padding: var(--pp-trunk) var(--pp-stub);
  clip-path: polygon(24px 0, 100% 0, 100% 100%, 0 100%, 0 24px);
  pointer-events: auto;
  overflow-y: auto;
}
[data-design="a"] .rf-drawer[data-open="true"] .rf-drawer__sheet {
  transform: translateX(0);
}
[data-design="a"] .rf-drawer[data-open="true"] {
  pointer-events: auto;
}
[data-design="a"] .rf-drawer__close {
  background: transparent;
  border: 1px solid color-mix(in oklab, var(--pp-ink), transparent 72%);
  border-radius: var(--pp-r-thread);
  padding: 6px 10px;
  cursor: pointer;
  font-size: 16px;
  color: var(--pp-muted);
  margin-bottom: var(--pp-stub);
  min-width: 44px;
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
}
[data-design="a"] .rf-drawer__close:hover { color: var(--pp-primary); }
[data-design="a"] .rf-drawer__sheet-no {
  font-family: var(--pp-font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--pp-muted);
  margin: 0 0 var(--pp-stub);
  text-transform: uppercase;
}
[data-design="a"] .rf-drawer__sheet a {
  display: block;
  padding: var(--pp-elbow) 0;
  font-family: var(--pp-font-headline);
  font-size: 22px;
  color: var(--pp-ink);
  text-decoration: none;
  border-bottom: 1px dashed color-mix(in oklab, var(--pp-secondary), transparent 60%);
  min-height: 44px;
}
[data-design="a"] .rf-drawer__sheet a:hover { color: var(--pp-primary); border-bottom-style: solid; border-bottom-color: var(--pp-secondary); }
[data-design="a"] .rf-drawer__divider { height: 1px; background: color-mix(in oklab, var(--pp-ink), transparent 85%); margin: var(--pp-stub) 0; }
[data-design="a"] .rf-drawer__phone { display: flex; flex-direction: column; gap: var(--pp-coupling); padding: var(--pp-stub) 0; }
[data-design="a"] .rf-drawer__phone-label { font-family: var(--pp-font-mono); font-size: 11px; letter-spacing: 0.14em; color: var(--pp-muted); text-transform: uppercase; }
[data-design="a"] .rf-drawer__phone-number { font-family: var(--pp-font-display); font-size: 26px; font-weight: 700; color: var(--pp-primary); letter-spacing: 0.04em; }
[data-design="a"] .rf-drawer__cta { margin-top: var(--pp-stub); }

/* ─── E3: HERO SUBSTRATE + HERO CONTENT ───────────────────────── */
[data-design="a"] .rf-hero {
  position: relative;
  min-height: clamp(420px, 75vh, 780px);
  background: var(--pp-ink);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

/* Substrate: full-bleed behind text */
[data-design="a"] .rf-hero__substrate {
  position: absolute;
  inset: 0;
  z-index: 0;
}
[data-design="a"] .rf-hero__roof-svg {
  width: 100%;
  height: 100%;
  display: block;
}

/* Course draw-in animations (arrival + sustained ambient) */
[data-design="a"] .a-course {
  stroke-dasharray: 1440;
  stroke-dashoffset: 1440;
}
[data-design="a"] .a-course--1 { animation: a-course-draw 1.8s 0.1s var(--pp-ease-hydraulic) forwards, a-course-breathe 8s 2s ease-in-out infinite; }
[data-design="a"] .a-course--2 { animation: a-course-draw 1.8s 0.3s var(--pp-ease-hydraulic) forwards, a-course-breathe 8s 2.3s ease-in-out infinite; }
[data-design="a"] .a-course--3 { animation: a-course-draw 1.8s 0.5s var(--pp-ease-hydraulic) forwards, a-course-breathe 8s 2.6s ease-in-out infinite; }
[data-design="a"] .a-course--4 { animation: a-course-draw 1.8s 0.7s var(--pp-ease-hydraulic) forwards, a-course-breathe 8s 2.9s ease-in-out infinite; }
[data-design="a"] .a-course--5 { animation: a-course-draw 1.8s 0.9s var(--pp-ease-hydraulic) forwards, a-course-breathe 8s 3.2s ease-in-out infinite; }
[data-design="a"] .a-course--6 { animation: a-course-draw 1.8s 1.1s var(--pp-ease-hydraulic) forwards, a-course-breathe 8s 3.5s ease-in-out infinite; }
[data-design="a"] .a-course--7 { animation: a-course-draw 1.8s 1.3s var(--pp-ease-hydraulic) forwards, a-course-breathe 8s 3.8s ease-in-out infinite; }
[data-design="a"] .a-course--8 { animation: a-course-draw 1.8s 1.5s var(--pp-ease-hydraulic) forwards, a-course-breathe 8s 4.1s ease-in-out infinite; }

@keyframes a-course-draw {
  to { stroke-dashoffset: 0; }
}
@keyframes a-course-breathe {
  0%, 100% { opacity: var(--course-op, 0.22); }
  50%       { opacity: calc(var(--course-op, 0.22) + 0.10); }
}

/* Ridge + rake draw-in */
[data-design="a"] .a-ridgeline {
  stroke-dasharray: 1400;
  stroke-dashoffset: 1400;
  animation: a-ridge-draw 2.2s 0.2s var(--pp-ease-hydraulic) forwards, a-ridge-pulse 10s 2.5s ease-in-out infinite;
}
@keyframes a-ridge-draw { to { stroke-dashoffset: 0; } }
@keyframes a-ridge-pulse {
  0%, 100% { opacity: 0.9; }
  50%       { opacity: 1; filter: drop-shadow(0 0 6px color-mix(in oklab, #c98a4a, transparent 50%)); }
}
[data-design="a"] .a-rake {
  stroke-dasharray: 600;
  stroke-dashoffset: 600;
}
[data-design="a"] .a-rake--left  { animation: a-course-draw 1.6s 0.4s var(--pp-ease-hydraulic) forwards; }
[data-design="a"] .a-rake--right { animation: a-course-draw 1.6s 0.6s var(--pp-ease-hydraulic) forwards; }

/* Shed wash — sustained ambient after arrival */
[data-design="a"] .a-shed-wash { animation: a-shed 12s 2s ease-in-out infinite; }
@keyframes a-shed {
  0%, 100% { opacity: 0; }
  30%       { opacity: 0.22; }
  60%       { opacity: 0.35; }
  85%       { opacity: 0.18; }
}

/* Hero text — opacity:1 at first paint, normal flow */
[data-design="a"] .rf-hero__content {
  position: relative;
  z-index: 10;
  padding: clamp(var(--pp-trunk), 8vw, var(--pp-floor)) clamp(var(--pp-stub), 5vw, var(--pp-trunk));
  padding-top: clamp(var(--pp-bay), 12vw, 160px);
  display: flex;
  flex-direction: column;
  gap: var(--pp-stub);
  max-width: 860px;
}
[data-design="a"] .rf-hero__kicker {
  font-family: var(--pp-font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: color-mix(in oklab, var(--pp-brass), white 30%);
  text-transform: uppercase;
}
[data-design="a"] .rf-hero__headline {
  font-family: var(--pp-font-display);
  font-size: clamp(32px, 5.5vw, 72px);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--pp-sheet);
  line-height: 1.05;
  text-transform: uppercase;
  /* No opacity animation — opacity:1 at first paint */
}
[data-design="a"] .rf-hero__subtitle {
  font-family: var(--pp-font-body);
  font-size: clamp(16px, 1.8vw, 20px);
  color: color-mix(in oklab, var(--pp-sheet), transparent 18%);
  line-height: 1.5;
  max-width: 60ch;
}
[data-design="a"] .rf-hero__proof {
  font-family: var(--pp-font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: color-mix(in oklab, var(--pp-brass), white 20%);
}
[data-design="a"] .rf-hero__cta-group {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--pp-stub);
  padding-bottom: var(--pp-stub);
}
[data-design="a"] .rf-hero__phone-contact {
  font-family: var(--pp-font-mono);
  font-size: 15px;
  letter-spacing: 0.08em;
  color: color-mix(in oklab, var(--pp-brass), white 30%);
  text-decoration: none;
  padding: 10px 0;
  min-height: 44px;
  display: flex;
  align-items: center;
}
[data-design="a"] .rf-hero__phone-contact:hover { color: var(--pp-sheet); }

/* ─── E2: CTA (brass stamp button) ───────────────────────────── */
[data-design="a"] .rf-cta {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: var(--pp-elbow);
  padding: 14px 22px 14px 26px;
  font-family: var(--pp-font-display);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--pp-ink);
  text-decoration: none;
  background: linear-gradient(180deg, color-mix(in oklab, var(--pp-brass), white 14%), var(--pp-brass));
  border-radius: var(--pp-r-valve);
  box-shadow: var(--pp-elev-brass);
  border: none;
  cursor: pointer;
  transition: transform var(--pp-quick) var(--pp-ease-stamp), box-shadow var(--pp-quick) var(--pp-ease-stamp);
  will-change: transform;
  animation: a-cta-breath 4.8s ease-in-out infinite;
  isolation: isolate;
  min-height: 44px;
}
[data-design="a"] .rf-cta::before {
  content: "";
  position: absolute;
  inset: 4px;
  border-radius: calc(var(--pp-r-valve) - 4px);
  border: 1px solid color-mix(in oklab, var(--pp-primary), transparent 55%);
  pointer-events: none;
}
[data-design="a"] .rf-cta__bezel { display: none; } /* invisible structural slot */
[data-design="a"] .rf-cta__arrow {
  display: inline-flex;
  color: var(--pp-primary);
  transition: transform var(--pp-settle) var(--pp-ease-hydraulic);
}
[data-design="a"] .rf-cta:hover,
[data-design="a"] .rf-cta:focus-visible {
  box-shadow: var(--pp-elev-brass), 0 0 0 2px color-mix(in oklab, var(--pp-patina), transparent 50%);
  outline: none;
}
[data-design="a"] .rf-cta:hover .rf-cta__arrow { transform: translateX(8px); }
[data-design="a"] .rf-cta:active { transform: translateY(1px); box-shadow: inset 0 1px 0 color-mix(in oklab, var(--pp-ink), transparent 70%); }
[data-design="a"] .rf-cta__stamp {
  position: absolute;
  left: 50%;
  bottom: -22px;
  transform: translateX(-50%) scale(0.9);
  opacity: 0;
  font-family: var(--pp-font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  color: var(--pp-accent);
  pointer-events: none;
  transition: opacity var(--pp-quick) var(--pp-ease-stamp), transform var(--pp-quick) var(--pp-ease-stamp);
  white-space: nowrap;
}
[data-design="a"] .rf-cta[data-stamped="true"] .rf-cta__stamp { opacity: 1; transform: translateX(-50%) scale(1); }
@keyframes a-cta-breath {
  0%, 100% { box-shadow: var(--pp-elev-brass); }
  50%       { box-shadow: var(--pp-elev-brass), 0 0 24px color-mix(in oklab, var(--pp-brass), transparent 70%); }
}

/* ─── E6: POINTER ─────────────────────────────────────────────── */
[data-design="a"] .rf-pointer {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  padding: clamp(40px, 8vw, 80px) var(--pp-tee) clamp(56px, 10vw, 96px);
  background: var(--pp-surface);
  position: relative;
  z-index: 1;
  /* Total visible height from padding + inner content = well above 8px */
}
[data-design="a"] .pp-pointer__wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--pp-stub);
  /* min rendered height at 320px: ~80px from padding + content */
}
[data-design="a"] .pp-pointer__pipe {
  display: block;
  width: 2px;
  height: 64px;
  background: linear-gradient(to bottom, transparent 0%, var(--pp-brass) 100%);
  transform-origin: top center;
  animation: a-pointer-fill 5s ease-in-out infinite;
}
[data-design="a"] .pp-pointer__drop {
  display: block;
  width: 10px;
  height: 12px;
  background: var(--pp-brass);
  border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
  animation: a-pointer-drip 5s ease-in infinite;
  margin-top: -6px;
}
[data-design="a"] .pp-pointer__label {
  font-family: var(--pp-font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--pp-muted);
  text-transform: uppercase;
  text-align: center;
}
@keyframes a-pointer-fill {
  0%, 100% { transform: scaleY(0.4); opacity: 0.45; }
  60%       { transform: scaleY(1);   opacity: 0.85; }
}
@keyframes a-pointer-drip {
  0%, 55%  { transform: translateY(-50px) scale(0.4); opacity: 0; }
  70%       { transform: translateY(-50px) scale(1);   opacity: 1; }
  92%       { transform: translateY(0)     scale(1);   opacity: 1; }
  100%      { transform: translateY(0)     scale(0.2); opacity: 0; }
}

/* ─── E5: FUNNEL ──────────────────────────────────────────────── */
[data-design="a"] .rf-interactive {
  padding: var(--pp-floor) clamp(var(--pp-stub), 5vw, var(--pp-trunk));
  background: var(--pp-sheet);
  position: relative;
}
[data-design="a"] .rf-triage__head {
  max-width: 64ch;
  margin: 0 auto var(--pp-trunk);
  text-align: center;
}
[data-design="a"] .rf-triage__kicker {
  font-family: var(--pp-font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--pp-muted);
  text-transform: uppercase;
  margin: 0 0 var(--pp-tee);
}
[data-design="a"] .rf-triage__head h2 {
  font-family: var(--pp-font-headline);
  font-size: clamp(28px, 4vw, 48px);
  color: var(--pp-primary);
  margin: 0 0 var(--pp-elbow);
  line-height: 1.1;
}
[data-design="a"] .rf-triage__sub {
  font-size: 17px;
  color: var(--pp-ink);
  line-height: 1.5;
  margin: 0;
}
[data-design="a"] .rf-triage__steps {
  list-style: none;
  margin: 0 auto;
  padding: 0;
  max-width: 720px;
  position: relative;
  min-height: 380px;
}
[data-design="a"] .rf-step {
  position: absolute;
  inset: 0;
  opacity: 0;
  transform: translateX(28px);
  pointer-events: none;
  transition: opacity var(--pp-charge) var(--pp-ease-hydraulic), transform var(--pp-charge) var(--pp-ease-hydraulic);
  background: var(--pp-surface);
  padding: var(--pp-trunk) var(--pp-stub);
  border: 1px solid color-mix(in oklab, var(--pp-ink), transparent 82%);
  border-radius: var(--pp-r-flange);
  box-shadow: var(--pp-elev-hairline);
}
[data-design="a"] .rf-step[data-active="true"] {
  opacity: 1;
  transform: translateX(0);
  pointer-events: auto;
}
[data-design="a"] .rf-step__no {
  font-family: var(--pp-font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--pp-secondary);
  margin: 0 0 var(--pp-elbow);
  text-transform: uppercase;
}
[data-design="a"] .rf-step__q {
  font-family: var(--pp-font-headline);
  font-size: clamp(20px, 2.4vw, 28px);
  color: var(--pp-ink);
  margin: 0 0 var(--pp-stub);
  line-height: 1.25;
}
[data-design="a"] .rf-step__choices {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--pp-elbow);
}
[data-design="a"] .rf-choice {
  font-family: var(--pp-font-body);
  font-size: 15px;
  color: var(--pp-ink);
  background: var(--pp-sheet);
  border: 1px solid color-mix(in oklab, var(--pp-ink), transparent 72%);
  border-radius: var(--pp-r-flange);
  padding: var(--pp-tee) var(--pp-stub);
  text-align: left;
  cursor: pointer;
  transition: transform var(--pp-quick) var(--pp-ease-stamp), border-color var(--pp-quick), background var(--pp-quick);
  position: relative;
  min-height: 44px;
}
[data-design="a"] .rf-choice::before {
  content: "○";
  position: absolute;
  right: var(--pp-tee);
  top: 50%;
  transform: translateY(-50%);
  color: var(--pp-muted);
  font-size: 18px;
}
[data-design="a"] .rf-choice:hover,
[data-design="a"] .rf-choice:focus-visible {
  border-color: var(--pp-secondary);
  background: color-mix(in oklab, var(--pp-secondary), transparent 92%);
  outline: none;
}
[data-design="a"] .rf-choice:active { transform: translateY(1px); }
[data-design="a"] .rf-choice[data-picked="true"] {
  border-color: var(--pp-accent);
  background: color-mix(in oklab, var(--pp-accent), transparent 90%);
}
[data-design="a"] .rf-choice[data-picked="true"]::before { content: "●"; color: var(--pp-accent); }
[data-design="a"] .rf-back {
  background: transparent;
  border: 0;
  font-family: var(--pp-font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--pp-muted);
  margin-top: var(--pp-stub);
  cursor: pointer;
  padding: 4px 0;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}
[data-design="a"] .rf-back:hover { color: var(--pp-secondary); }

/* Contact step */
[data-design="a"] .rf-step--contact { overflow-y: auto; }
[data-design="a"] .rf-contact__form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--pp-elbow);
  margin-bottom: var(--pp-stub);
}
[data-design="a"] .rf-field {
  display: flex;
  flex-direction: column;
  gap: var(--pp-coupling);
}
[data-design="a"] .rf-field--full { grid-column: 1 / -1; }
[data-design="a"] .rf-field__label {
  font-family: var(--pp-font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--pp-secondary);
  text-transform: uppercase;
}
[data-design="a"] .rf-field__req { color: var(--pp-accent); }
[data-design="a"] .rf-field__input {
  background: var(--pp-sheet);
  border: none;
  border-bottom: 1px solid color-mix(in oklab, var(--pp-ink), transparent 72%);
  border-radius: 0;
  padding: var(--pp-coupling) 0;
  font-family: var(--pp-font-body);
  font-size: 16px;
  color: var(--pp-ink);
  min-height: 44px;
}
[data-design="a"] .rf-field__input:focus {
  outline: none;
  border-bottom-color: var(--pp-secondary);
  border-bottom-width: 2px;
}
[data-design="a"] .rf-field__input--ta {
  resize: vertical;
  min-height: 80px;
  border: 1px solid color-mix(in oklab, var(--pp-ink), transparent 72%);
  border-radius: var(--pp-r-flange);
  padding: var(--pp-elbow);
}
[data-design="a"] .rf-contact__req-note {
  font-family: var(--pp-font-mono);
  font-size: 11px;
  color: var(--pp-muted);
  grid-column: 1 / -1;
}

/* Progress bar */
[data-design="a"] .rf-progress {
  height: 2px;
  background: color-mix(in oklab, var(--pp-ink), transparent 88%);
  margin-top: var(--pp-trunk);
  max-width: 720px;
  margin-inline: auto;
  overflow: hidden;
}
[data-design="a"] .rf-progress__bar {
  display: block;
  height: 100%;
  width: 20%;
  background: var(--pp-secondary);
  transition: width var(--pp-charge) var(--pp-ease-hydraulic);
}
[data-design="a"] .rf-interactive[data-step="2"] .rf-progress__bar { width: 40%; }
[data-design="a"] .rf-interactive[data-step="3"] .rf-progress__bar { width: 60%; }
[data-design="a"] .rf-interactive[data-step="4"] .rf-progress__bar { width: 80%; }
[data-design="a"] .rf-interactive[data-step="5"] .rf-progress__bar { width: 100%; background: var(--pp-accent); }

/* Below-funnel trust */
[data-design="a"] .rf-funnel-trust {
  max-width: 720px;
  margin: var(--pp-trunk) auto 0;
  border-top: 1px dashed color-mix(in oklab, var(--pp-secondary), transparent 60%);
  padding-top: var(--pp-stub);
  display: flex;
  flex-direction: column;
  gap: var(--pp-elbow);
}
[data-design="a"] .rf-funnel-trust__line {
  font-family: var(--pp-font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--pp-muted);
  text-transform: uppercase;
}
[data-design="a"] .rf-funnel-trust__next { font-size: 16px; line-height: 1.5; color: var(--pp-ink); }
[data-design="a"] .rf-funnel-trust__phone { font-size: 16px; color: var(--pp-ink); }
[data-design="a"] .rf-funnel-trust__phone a { color: var(--pp-primary); font-weight: 700; text-decoration: none; }
[data-design="a"] .rf-funnel-trust__phone a:hover { text-decoration: underline; }

/* ─── SERVICES ────────────────────────────────────────────────── */
[data-design="a"] .rf-services {
  padding: var(--pp-floor) clamp(var(--pp-stub), 5vw, var(--pp-trunk));
  background: var(--pp-surface);
  position: relative;
}
[data-design="a"] .rf-services::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 1px;
  background: color-mix(in oklab, var(--pp-secondary), transparent 60%);
}
[data-design="a"] .rf-services__inner { max-width: 860px; margin: 0 auto; }
[data-design="a"] .rf-services__kicker {
  font-family: var(--pp-font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--pp-muted);
  text-transform: uppercase;
  margin: 0 0 var(--pp-elbow);
}
[data-design="a"] .rf-services__title {
  font-family: var(--pp-font-headline);
  font-size: clamp(28px, 4vw, 48px);
  line-height: 1.1;
  color: var(--pp-primary);
  margin: 0 0 var(--pp-stub);
}
[data-design="a"] .rf-services__intro {
  font-size: 18px;
  line-height: 1.6;
  color: var(--pp-ink);
  max-width: 62ch;
  margin: 0 0 var(--pp-trunk);
}
[data-design="a"] .rf-services__list { display: flex; flex-direction: column; }
[data-design="a"] .rf-svc-row {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: var(--pp-stub);
  align-items: start;
  padding: var(--pp-stub) 0;
  border-bottom: 1px solid color-mix(in oklab, var(--pp-ink), transparent 85%);
  transition: background var(--pp-quick);
}
[data-design="a"] .rf-svc-row:hover { background: color-mix(in oklab, var(--pp-secondary), transparent 96%); }
[data-design="a"] .rf-svc-row__num {
  font-family: var(--pp-font-display);
  font-size: 36px;
  font-weight: 700;
  color: color-mix(in oklab, var(--pp-primary), transparent 50%);
  line-height: 1;
}
[data-design="a"] .rf-svc-row__name {
  font-family: var(--pp-font-headline);
  font-size: clamp(18px, 2vw, 24px);
  color: var(--pp-ink);
  margin: 0 0 var(--pp-coupling);
  line-height: 1.2;
}
[data-design="a"] .rf-svc-row__desc {
  font-size: 16px;
  line-height: 1.55;
  color: var(--pp-muted);
}

/* ─── E4: AMBIENT B (process gauges) ─────────────────────────── */
[data-design="a"] .rf-ambient-b {
  padding: var(--pp-bay) clamp(var(--pp-stub), 5vw, var(--pp-trunk));
  background: var(--pp-sheet);
}
[data-design="a"] .rf-ambient-b__head {
  max-width: 72ch;
  margin: 0 auto var(--pp-trunk);
  text-align: center;
}
[data-design="a"] .rf-ambient-b__kicker {
  font-family: var(--pp-font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--pp-muted);
  text-transform: uppercase;
  margin: 0 0 var(--pp-elbow);
}
[data-design="a"] .rf-ambient-b__title {
  font-family: var(--pp-font-headline);
  font-size: clamp(24px, 3.4vw, 40px);
  color: var(--pp-primary);
  margin: 0;
  line-height: 1.15;
}
[data-design="a"] .rf-ambient-b__wall {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--pp-stub);
  max-width: 920px;
  margin: 0 auto var(--pp-trunk);
}
[data-design="a"] .rf-gauge {
  margin: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--pp-elbow);
}
[data-design="a"] .rf-gauge__svg { width: clamp(120px, 22vw, 180px); height: auto; }
[data-design="a"] .rf-gauge__bezel {
  fill: var(--pp-brass);
  stroke: color-mix(in oklab, var(--pp-primary), black 12%);
  stroke-width: 1.5;
}
[data-design="a"] .rf-gauge__face {
  fill: var(--pp-surface);
  stroke: color-mix(in oklab, var(--pp-ink), transparent 80%);
  stroke-width: 0.5;
}
[data-design="a"] .rf-gauge__ticks line { stroke: var(--pp-ink); stroke-width: 1.5; }
[data-design="a"] .rf-gauge__needle {
  transform-origin: 60px 60px;
  animation: a-needle-drift var(--pp-gauge-dur) ease-in-out infinite;
}
[data-design="a"] .rf-gauge__needle line {
  stroke: var(--pp-accent);
  stroke-width: 2;
  stroke-linecap: round;
  filter: drop-shadow(0 0 3px color-mix(in oklab, var(--pp-accent), transparent 60%));
}
[data-design="a"] .rf-gauge__hub { fill: var(--pp-primary); }
[data-design="a"] .rf-gauge__label {
  fill: var(--pp-muted);
  font-family: var(--pp-font-mono);
  font-size: 7px;
  letter-spacing: 0.16em;
  text-anchor: middle;
}
[data-design="a"] .rf-gauge figcaption {
  font-family: var(--pp-font-mono);
  font-size: 12px;
  color: var(--pp-ink);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-align: center;
}
[data-design="a"] .rf-gauge__psi { color: var(--pp-secondary); margin-left: var(--pp-coupling); }
@keyframes a-needle-drift {
  0%   { transform: rotate(-28deg); }
  25%  { transform: rotate(12deg); }
  50%  { transform: rotate(-6deg); }
  75%  { transform: rotate(20deg); }
  100% { transform: rotate(-28deg); }
}

/* Process phases */
[data-design="a"] .rf-process__steps {
  max-width: 760px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0;
}
[data-design="a"] .rf-process__phase {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: var(--pp-stub);
  align-items: start;
  padding: var(--pp-stub) 0;
  border-bottom: 1px dashed color-mix(in oklab, var(--pp-secondary), transparent 70%);
}
[data-design="a"] .rf-process__num {
  font-family: var(--pp-font-display);
  font-size: 28px;
  font-weight: 700;
  color: color-mix(in oklab, var(--pp-brass), transparent 30%);
  line-height: 1;
}
[data-design="a"] .rf-process__phase strong {
  font-family: var(--pp-font-headline);
  font-size: 18px;
  display: block;
  margin: 0 0 var(--pp-coupling);
  color: var(--pp-ink);
}
[data-design="a"] .rf-process__phase p { font-size: 16px; color: var(--pp-muted); line-height: 1.5; margin: 0; }

/* ─── ABOUT ───────────────────────────────────────────────────── */
[data-design="a"] .rf-about {
  padding: var(--pp-floor) clamp(var(--pp-stub), 5vw, var(--pp-trunk));
  background: var(--pp-surface);
}
[data-design="a"] .rf-about__inner { max-width: 720px; margin: 0 auto; }
[data-design="a"] .rf-about__kicker {
  font-family: var(--pp-font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--pp-muted);
  text-transform: uppercase;
  margin: 0 0 var(--pp-elbow);
}
[data-design="a"] .rf-about__title {
  font-family: var(--pp-font-headline);
  font-size: clamp(28px, 4vw, 44px);
  color: var(--pp-primary);
  line-height: 1.1;
  margin: 0 0 var(--pp-stub);
}
[data-design="a"] .rf-about__body {
  display: flex;
  flex-direction: column;
  gap: var(--pp-stub);
  font-size: 18px;
  line-height: 1.65;
  color: var(--pp-ink);
  margin-bottom: var(--pp-trunk);
}
[data-design="a"] .rf-about__cred {
  display: flex;
  flex-wrap: wrap;
  gap: var(--pp-elbow);
}
[data-design="a"] .rf-cred-chip {
  font-family: var(--pp-font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--pp-secondary);
  border: 1px solid color-mix(in oklab, var(--pp-secondary), transparent 60%);
  padding: var(--pp-coupling) var(--pp-elbow);
  border-radius: var(--pp-r-pipe);
}

/* ─── REFUNNEL CTA BLOCK ──────────────────────────────────────── */
[data-design="a"] .rf-refunnel {
  padding: var(--pp-trunk) clamp(var(--pp-stub), 5vw, var(--pp-trunk));
  background: var(--pp-sheet);
  display: flex;
  justify-content: center;
  align-items: center;
}

/* ─── FOOTER ──────────────────────────────────────────────────── */
[data-design="a"] .rf-footer {
  background: var(--pp-ink);
  color: var(--pp-sheet);
  padding: var(--pp-trunk) clamp(var(--pp-stub), 5vw, var(--pp-trunk)) var(--pp-stub);
}
[data-design="a"] .rf-footer__title-block {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--pp-trunk);
  padding-bottom: var(--pp-trunk);
  border-bottom: 1px dashed color-mix(in oklab, var(--pp-secondary), transparent 60%);
}
[data-design="a"] .rf-footer__sheet-label {
  font-family: var(--pp-font-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  color: var(--pp-muted);
  text-transform: uppercase;
  margin: 0 0 var(--pp-elbow);
}
[data-design="a"] .rf-footer__firm {
  font-family: var(--pp-font-display);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: color-mix(in oklab, var(--pp-brass), white 20%);
  margin: 0 0 var(--pp-coupling);
}
[data-design="a"] .rf-footer__area {
  font-family: var(--pp-font-mono);
  font-size: 13px;
  color: var(--pp-muted);
  margin: 0 0 var(--pp-elbow);
}
[data-design="a"] .rf-footer__phone {
  font-family: var(--pp-font-display);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--pp-brass);
  text-decoration: none;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}
[data-design="a"] .rf-footer__phone:hover { color: var(--pp-sheet); }
[data-design="a"] .rf-footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--pp-coupling);
}
[data-design="a"] .rf-footer__links a {
  font-family: var(--pp-font-body);
  font-size: 15px;
  color: color-mix(in oklab, var(--pp-sheet), transparent 25%);
  text-decoration: none;
  padding: var(--pp-coupling) 0;
  border-bottom: 1px dashed color-mix(in oklab, var(--pp-secondary), transparent 72%);
  transition: color var(--pp-quick);
  min-height: 44px;
  display: flex;
  align-items: center;
}
[data-design="a"] .rf-footer__links a:hover { color: var(--pp-brass); border-bottom-style: solid; }
[data-design="a"] .rf-footer__baseline {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--pp-elbow);
  padding-top: var(--pp-stub);
}
[data-design="a"] .rf-footer__copy {
  font-family: var(--pp-font-mono);
  font-size: 11px;
  color: var(--pp-muted);
  letter-spacing: 0.06em;
}
[data-design="a"] .rf-footer__drawn {
  font-family: var(--pp-font-mono);
  font-size: 11px;
  color: color-mix(in oklab, var(--pp-muted), transparent 40%);
  letter-spacing: 0.1em;
}

/* ═══════════════════════════════════════════════════════════════
   MOBILE HARD CONTRACT — appended last
═══════════════════════════════════════════════════════════════ */
@media (max-width: 768px) {
  [data-design="a"] .rf-footer__title-block { grid-template-columns: 1fr 1fr; }
  [data-design="a"] .rf-footer__col:first-child { grid-column: 1 / -1; }
  [data-design="a"] .rf-ambient-b__wall { grid-template-columns: 1fr; }
  [data-design="a"] .rf-contact__form { grid-template-columns: 1fr; }
  [data-design="a"] .rf-triage__steps { min-height: 460px; }
  [data-design="a"] .rf-step { padding: var(--pp-stub) var(--pp-tee); }
  [data-design="a"] .rf-step__choices { grid-template-columns: 1fr; }
  [data-design="a"] .rf-services__title { font-size: 28px; }
}
@media (max-width: 560px) {
  [data-design="a"] .rf-footer__title-block { grid-template-columns: 1fr; }
  [data-design="a"] .rf-header__bar { padding: var(--pp-elbow) var(--pp-tee); }
  [data-design="a"] .rf-hero__content { padding-top: var(--pp-bay); }
}
@media (max-width: 380px) {
  [data-design="a"] .rf-header__bar { padding: var(--pp-coupling) var(--pp-elbow); }
  [data-design="a"] .rf-logo__mark { font-size: 14px; }
}

/* ─── REDUCED MOTION ──────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  [data-design="a"] .rf-gauge-trace__needle { animation: none; transform: translateX(45%); }
  [data-design="a"] .rf-drawer__sheet { transition: none; }
  [data-design="a"] .rf-drawer__backdrop { transition: none; }
  [data-design="a"] .a-course,
  [data-design="a"] .a-ridgeline,
  [data-design="a"] .a-rake { animation: none; stroke-dashoffset: 0; }
  [data-design="a"] .a-shed-wash { animation: none; opacity: 0.2; }
  [data-design="a"] .rf-cta { animation: none; }
  [data-design="a"] .rf-cta:hover .rf-cta__arrow { transform: translateX(4px); }
  [data-design="a"] .pp-pointer__pipe { animation: none; opacity: 0.5; }
  [data-design="a"] .pp-pointer__drop { animation: none; opacity: 0.5; }
  [data-design="a"] .rf-gauge__needle { animation: none; transform: rotate(0deg); }
  [data-design="a"] .rf-step { transition: opacity 0ms; transform: none; }
  [data-design="a"] .rf-step[data-active="true"] { transform: none; }
  [data-design="a"] .rf-progress__bar { transition: none; }
}

/* ─── MANDATORY MOBILE NO-OVERFLOW GUARDS (appended last) ─────── */
[data-design="a"].dq-design,
[data-design="a"] .dq-design { max-width: 100%; overflow-x: clip; }
[data-design="a"] * { min-width: 0; }
[data-design="a"] img,
[data-design="a"] svg:not([data-keep-size]) { max-width: 100%; height: auto; }

/* Phase-3.4 hero visibility floor (forge_assemble) */
[data-design="a"] [data-mf-role="hero"] :is(h1,h2,p,.headline,.subtitle,.proof,[class*="headline"],[class*="subtitle"],[class*="proof"]),
[data-design="a"] [data-mf-role="cta"] { opacity: 1 !important; }