/* ═══════════════════════════════════════════════════════════════════════
   Massiveforge — hvac-albuquerque — design-a (method design remapped)
   Slot scope: [data-design="a"]. ZERO [data-design="a"] selectors.
   ~14 thermal color tokens. Budgeted ~1000 CSS lines.
   ═══════════════════════════════════════════════════════════════════════ */

/* ── 1. Thermal token root ───────────────────────────────────────────── */
[data-design="a"].dq-design,
[data-design="a"] .dq-design {
  /* HVAC thermal spine — updated by JS on scroll + comfort-dial */
  --thermal-temp:   0.3;   /* 0 = full cool, 1 = full warm */
  --thermal-bg:     color-mix(in srgb,
                      #0b3a4a calc(var(--thermal-temp) * 0%  + (1 - var(--thermal-temp)) * 100%),
                      #5c3010 calc(var(--thermal-temp) * 100% + (1 - var(--thermal-temp)) * 0%));
  --thermal-accent: color-mix(in srgb, #2f8fa6, #ee9a44 calc(var(--thermal-temp) * 100%));

  /* Method color tokens */
  --ink:            #0A0A0A;
  --ink-2:          #3B3B3B;
  --muted:          #6B6B6B;
  --bg:             #FAFAFA;
  --surface:        #FFFFFF;
  --border:         #E6E6E6;
  --border-strong:  #1A1A1A;
  --accent:         #B4FF3F;
  --accent-ink:     #0A0A0A;
  --critical:       #E5484D;
  --success:        #30A46C;

  /* HVAC thermal dial tokens (cd vars themed to method palette) */
  --cd-cool:        #2f8fa6;
  --cd-warm:        #ee9a44;
  --cd-needle:      #B4FF3F;
  --cd-knob:        color-mix(in srgb, #082b3a 65%, black);
  --cd-knob-stroke: rgba(180, 255, 63, 0.22);
  --cd-ring-bg:     rgba(180, 255, 63, 0.14);
  --cd-paper:       #f4efe5;
  --cd-accent:      #B4FF3F;

  /* Typography */
  --font-display: 'Inter', -apple-system, system-ui, sans-serif;
  --font-body:    'Inter', system-ui, sans-serif;
  --font-mono:    'Geist Mono', 'JetBrains Mono', ui-monospace, monospace;

  /* Spacing */
  --gap-tick:    4px;
  --gap-row:     12px;
  --gap-cell:    20px;
  --gap-stack:   32px;
  --gap-section: 96px;
  --gap-rail:    16px;

  /* Motion */
  --ease-snap:   cubic-bezier(0.2, 0.9, 0.1, 1);
  --ease-breath: cubic-bezier(0.45, 0, 0.55, 1);
  --dur-tick:    80ms;
  --dur-snap:    180ms;
  --dur-stage:   320ms;
  --dur-breath:  4s;
  --dur-pool:    24s;

  /* Radius */
  --r-tight: 2px;
  --r-cell:  6px;
  --r-cmd:   8px;
  --r-round: 9999px;

  box-sizing: border-box;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.55;
  max-width: 100%;
  overflow-x: clip;
}

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

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

/* ── 2. E1 — Minimalist Header ───────────────────────────────────────── */
[data-design="a"] .rf-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  font-family: var(--font-mono);
}

[data-design="a"] .rf-header__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  padding-inline: clamp(16px, 4vw, 40px);
  max-width: 1440px;
  margin-inline: auto;
  width: 100%;
}

[data-design="a"] .rf-logo {
  display: inline-flex;
  gap: var(--gap-tick);
  align-items: baseline;
  color: var(--ink);
  text-decoration: none;
  font: 500 13px/1 var(--font-mono);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

[data-design="a"] .rf-logo__bracket { color: var(--accent); }

[data-design="a"] .rf-burger {
  position: relative;
  display: inline-flex;
  flex-direction: column;
  gap: 5px;
  padding: 10px 12px 10px 14px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--r-tight);
  cursor: pointer;
  transition: border-color 120ms var(--ease-snap);
  min-width: 44px;
  min-height: 44px;
  justify-content: center;
}

@media (hover: hover) and (pointer: fine) {
  [data-design="a"] .rf-burger:hover { border-color: var(--ink); }
}

[data-design="a"] .rf-burger__row {
  width: 18px;
  height: 1.5px;
  background: var(--ink);
}

[data-design="a"] .rf-burger__kbd {
  position: absolute;
  right: -56px;
  top: 50%;
  transform: translateY(-50%);
  font: 500 11px/1 var(--font-mono);
  color: var(--muted);
  letter-spacing: 0.08em;
}

/* H-3: Header sweep ≥18s cycle — the only header motion */
[data-design="a"] .rf-header__rule {
  position: relative;
  height: 1px;
  background: transparent;
  overflow: hidden;
}

[data-design="a"] .rf-header__regmark {
  position: absolute;
  top: 0;
  left: -8%;
  width: 6px;
  height: 1px;
  background: var(--accent);
  animation: a-sweep var(--dur-pool, 24s) linear infinite;
}

@keyframes a-sweep {
  0%   { transform: translateX(0);     opacity: 0; }
  10%  { opacity: 1; }
  90%  { opacity: 1; }
  100% { transform: translateX(112vw); opacity: 0; }
}

/* Drawer */
[data-design="a"] .rf-drawer[open] {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  margin: 0;
  border: 0;
  padding: 64px clamp(16px, 4vw, 40px);
  background: var(--bg);
  color: var(--ink);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  z-index: 200;
}

[data-design="a"] .rf-drawer:not([open]) {
  display: none;
}

[data-design="a"] .rf-drawer__nav {
  display: flex;
  flex-direction: column;
  gap: var(--gap-stack);
}

[data-design="a"] .rf-drawer__nav a {
  font: 500 clamp(28px, 6vw, 56px)/1.05 var(--font-display);
  letter-spacing: -0.025em;
  color: var(--ink);
  text-decoration: none;
  transition: color 120ms var(--ease-snap);
}

@media (hover: hover) and (pointer: fine) {
  [data-design="a"] .rf-drawer__nav a:hover { color: var(--accent); }
}

[data-design="a"] .rf-drawer__meta {
  display: flex;
  gap: var(--gap-tick);
  align-items: center;
  font: 500 13px/1 var(--font-mono);
  color: var(--muted);
}

[data-design="a"] .rf-drawer__kbd {
  border: 1px solid var(--border);
  padding: 4px 8px;
  border-radius: var(--r-tight);
  color: var(--ink);
}

/* ── 3. HERO — thermal backdrop + content layer ──────────────────────── */
[data-design="a"] .mf-hero {
  position: relative;
  min-height: 78vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  /* HARD: isolation:isolate so z-index context is local */
  isolation: isolate;
}

/* E3 — thermal backdrop — one animated layer (HERO-1) */
[data-design="a"] .mf-hero__backdrop {
  position: absolute;
  inset: 0;
  z-index: 0;
}

[data-design="a"] .mf-hero__canvas {
  width: 100%;
  height: 100%;
  display: block;
  opacity: 1;
}

/* Hero text sits ABOVE backdrop — explicit z-index (HARD guard) */
[data-design="a"] .mf-hero__content {
  position: relative;
  z-index: 10;
  width: 100%;
  max-width: 1280px;
  margin-inline: auto;
  padding: clamp(64px, 10vh, 120px) clamp(16px, 4vw, 40px);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: clamp(16px, 2.5vw, 28px);
}

/* Trust chip */
[data-design="a"] .mf-hero__chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid rgba(180, 255, 63, 0.5);
  border-radius: var(--r-tight);
  padding: 6px 12px;
  font: 500 11px/1 var(--font-mono);
  color: var(--accent);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: rgba(180, 255, 63, 0.06);
  /* opacity:1 at first paint — HARD rule */
  opacity: 1;
}

[data-design="a"] .chip__dot {
  width: 6px;
  height: 6px;
  border-radius: var(--r-round);
  background: var(--accent);
  animation: a-status-pulse 3.5s var(--ease-breath) infinite;
}

@keyframes a-status-pulse {
  0%, 100% { opacity: 0.5; transform: scale(1); }
  50%       { opacity: 1;   transform: scale(1.3); }
}

/* HERO text — opacity:1 at first paint — NEVER reveal-gated */
[data-design="a"] .mf-hero__headline {
  margin: 0;
  font: 500 clamp(28px, 4.5vw, 56px)/1.05 var(--font-display);
  letter-spacing: -0.025em;
  color: #FAFAFA;
  max-width: 780px;
  opacity: 1;
}

[data-design="a"] .mf-hero__subtitle {
  margin: 0;
  font: 400 clamp(15px, 1.6vw, 20px)/1.5 var(--font-body);
  color: rgba(250, 250, 250, 0.78);
  max-width: 600px;
  opacity: 1;
}

/* E5 — comfort-dial mount — bare centering, no box/label */
[data-design="a"] .mf-dial-mount {
  align-self: flex-start;
  /* cd vars already set on root */
}

/* Set cd color vars on the mount node itself too */
[data-design="a"] #mf-dial-mount {
  --cd-cool:        #2f8fa6;
  --cd-warm:        #ee9a44;
  --cd-needle:      #B4FF3F;
  --cd-knob:        color-mix(in srgb, #082b3a 65%, black);
  --cd-knob-stroke: rgba(180, 255, 63, 0.22);
  --cd-ring-bg:     rgba(180, 255, 63, 0.14);
  --cd-paper:       #f4efe5;
  --cd-accent:      #B4FF3F;
}

/* ── 4. CTAs (E2) ────────────────────────────────────────────────────── */
[data-design="a"] .mf-hero__ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  /* opacity:1 at first paint — HARD rule for all CTA children */
  opacity: 1;
}

/* Emergency CTA — primary in emergency mode */
[data-design="a"] .mf-cta-emergency {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 24px;
  background: color-mix(in srgb, #ee9a44 80%, var(--bg));
  color: #0A0A0A;
  border: 1.5px solid #0A0A0A;
  border-radius: var(--r-cmd);
  font: 700 clamp(15px, 1.8vw, 18px)/1 var(--font-mono);
  letter-spacing: 0.01em;
  text-decoration: none;
  min-height: 52px;
  transition: box-shadow 120ms var(--ease-snap);
  /* opacity:1 hard rule */
  opacity: 1;
}

@media (hover: hover) and (pointer: fine) {
  [data-design="a"] .mf-cta-emergency:hover {
    box-shadow: 0 0 0 3px var(--ink);
  }
}

[data-design="a"] .mf-cta-emergency__badge {
  display: inline-block;
  padding: 3px 7px;
  background: var(--ink);
  color: var(--accent);
  border-radius: var(--r-tight);
  font: 700 10px/1 var(--font-mono);
  letter-spacing: 0.12em;
  /* opacity:1 — never 0 for any badge/span under hero/cta */
  opacity: 1;
}

/* Secondary quote CTA — method rf-cta */
[data-design="a"] .rf-cta {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 14px 20px 14px 22px;
  background: var(--accent);
  color: var(--accent-ink);
  border: 1px solid var(--ink);
  border-radius: var(--r-cmd);
  font: 500 15px/1 var(--font-mono);
  letter-spacing: 0.02em;
  text-transform: uppercase;
  text-decoration: none;
  transition:
    transform 120ms var(--ease-snap),
    box-shadow 120ms var(--ease-snap);
  animation: a-cta-breath var(--dur-breath, 4s) var(--ease-breath) infinite;
  will-change: transform;
  min-height: 44px;
  /* opacity:1 always */
  opacity: 1;
}

[data-design="a"] .rf-cta__kbd {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border: 1px solid var(--ink);
  border-radius: var(--r-tight);
  font: 500 13px/1 var(--font-mono);
  /* opacity:1 */
  opacity: 1;
  transition: transform 80ms var(--ease-snap);
}

@media (hover: hover) and (pointer: fine) {
  [data-design="a"] .rf-cta:hover {
    box-shadow: 0 0 0 3px var(--ink);
  }
}

[data-design="a"] .rf-cta:focus-visible {
  outline: none;
  box-shadow: 0 0 0 2px var(--accent), 0 0 0 3px var(--ink);
}

[data-design="a"] .rf-cta:active { transform: translateY(1px); }
[data-design="a"] .rf-cta:active .rf-cta__kbd { transform: translateX(2px); }

@keyframes a-cta-breath {
  0%, 100% { box-shadow: 0 0 0 0 color-mix(in oklab, var(--accent), transparent 50%); }
  50%       { box-shadow: 0 0 0 6px color-mix(in oklab, var(--accent), transparent 80%); }
}

/* ── 5. E6 — Pointer (between hero and funnel) ───────────────────────── */
[data-design="a"] .rf-pointer {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 24px clamp(16px, 4vw, 40px);
  max-width: 1280px;
  margin-inline: auto;
  width: 100%;
  /* HARD: must be visible — opacity:1, min-height >8px */
  opacity: 1;
  min-height: 56px;
}

/* Isotherm draw — cool→warm hairline warms as it extends (thermal-flow register) */
[data-design="a"] .a-pointer__isotherm {
  display: flex;
  align-items: center;
  gap: 0;
  flex: 1;
}

[data-design="a"] .a-pointer__line {
  flex: 1;
  height: 2px;
  background: linear-gradient(
    to right,
    var(--cd-cool),
    var(--cd-warm)
  );
  border-radius: 1px;
  transform-origin: left;
  animation: a-pointer-draw 2.4s var(--ease-snap) both,
             a-pointer-pulse 3.6s var(--ease-breath) infinite 2.5s;
  /* opacity:1 resting */
  opacity: 1;
}

@keyframes a-pointer-draw {
  from { transform: scaleX(0); }
  to   { transform: scaleX(1); }
}

@keyframes a-pointer-pulse {
  0%, 100% { opacity: 0.6; }
  50%       { opacity: 1; }
}

[data-design="a"] .a-pointer__dot {
  width: 8px;
  height: 8px;
  border-radius: var(--r-round);
  background: var(--cd-warm);
  margin-left: 4px;
  flex-shrink: 0;
  animation: a-pointer-chev 4s var(--ease-breath) infinite 2.5s;
  /* opacity:1 */
  opacity: 1;
}

@keyframes a-pointer-chev {
  0%, 100% { transform: translateX(0);   opacity: 0.55; }
  50%       { transform: translateX(4px); opacity: 1; }
}

[data-design="a"] .a-pointer__label {
  display: flex;
  align-items: center;
  gap: 10px;
  font: 500 12px/1 var(--font-mono);
  color: var(--muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  flex-shrink: 0;
  /* opacity:1 */
  opacity: 1;
}

[data-design="a"] .a-pointer__counter {
  display: inline-flex;
  gap: 2px;
  font-variant-numeric: tabular-nums;
}

[data-design="a"] .a-pointer__counter-now {
  display: inline-block;
  min-width: 1ch;
  animation: a-pointer-tick 320ms var(--ease-snap, ease-out);
}

@keyframes a-pointer-tick {
  from { transform: translateY(-5px); opacity: 0; }
  to   { transform: translateY(0);    opacity: 1; }
}

[data-design="a"] .a-pointer__text {
  color: var(--ink);
}

[data-design="a"] .a-pointer__bar {
  display: none; /* simplified — isotherm is the bar analog */
}

/* ── 6. Tap-qualify Funnel (E5 — #funnel) ──────────────────────────── */
[data-design="a"] .rf-interactive {
  padding: var(--gap-section, 96px) clamp(16px, 4vw, 40px);
  background: color-mix(in srgb, var(--bg) 92%, var(--thermal-bg) 8%);
  transition: background 600ms ease;
}

[data-design="a"] .rf-funnel__head {
  max-width: 720px;
  margin-bottom: var(--gap-stack);
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-inline: auto;
}

[data-design="a"] .rf-funnel__kicker {
  font: 500 12px/1 var(--font-mono);
  color: var(--muted);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

[data-design="a"] .rf-funnel__title {
  font: 500 clamp(28px, 4vw, 40px)/1.05 var(--font-display);
  letter-spacing: -0.025em;
  margin: 0;
  color: var(--ink);
}

[data-design="a"] .rf-funnel__sub {
  font: 400 16px/1.5 var(--font-body);
  color: var(--ink-2);
  margin: 0;
}

[data-design="a"] .rf-funnel {
  border: 1px solid var(--ink);
  border-radius: var(--r-cell);
  background: var(--surface);
  padding: clamp(20px, 3vw, 36px);
  max-width: 720px;
  margin-inline: auto;
}

[data-design="a"] .rf-funnel__steps {
  list-style: none;
  margin: 0 0 var(--gap-stack);
  padding: 0;
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  font: 500 12px/1 var(--font-mono);
  color: var(--muted);
  letter-spacing: 0.08em;
}

[data-design="a"] .rf-funnel__steps li.is-active { color: var(--ink); }
[data-design="a"] .rf-funnel__steps li.is-done {
  color: var(--ink);
  text-decoration: line-through;
  text-decoration-color: var(--accent);
  text-decoration-thickness: 2px;
}

[data-design="a"] .rf-funnel__panel {
  border: 0;
  padding: 0;
  margin: 0;
  display: none;
}

[data-design="a"] .rf-funnel__panel.is-active {
  display: flex;
  flex-direction: column;
  gap: 16px;
  animation: a-step-in var(--dur-stage, 320ms) var(--ease-snap, ease-out) both;
}

@keyframes a-step-in {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

[data-design="a"] .rf-funnel__legend {
  font: 500 17px/1.2 var(--font-body);
  color: var(--ink);
  margin-bottom: 4px;
}

[data-design="a"] .rf-funnel__opts {
  display: grid;
  gap: 8px;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

[data-design="a"] .rf-funnel__opts label {
  display: flex;
  align-items: center;
  gap: 10px;
  border: 1px solid var(--border);
  border-radius: var(--r-tight);
  padding: 12px 14px;
  cursor: pointer;
  font: 500 14px/1 var(--font-mono);
  min-height: 44px;
  transition: border-color 120ms var(--ease-snap), background 120ms var(--ease-snap);
}

@media (hover: hover) and (pointer: fine) {
  [data-design="a"] .rf-funnel__opts label:hover { border-color: var(--ink); }
}

[data-design="a"] .rf-funnel__opts input {
  /* visually hidden radio — accessible */
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
  pointer-events: none;
}

[data-design="a"] .rf-funnel__opts label:has(input:checked) {
  border-color: var(--ink);
  background: var(--bg);
  box-shadow: inset 4px 0 0 var(--accent);
}

[data-design="a"] .rf-funnel__actions {
  display: flex;
  gap: 12px;
  margin-top: 8px;
  align-items: center;
  flex-wrap: wrap;
}

[data-design="a"] .rf-funnel__next,
[data-design="a"] .rf-funnel__submit {
  background: var(--accent);
  color: var(--accent-ink);
  border: 1px solid var(--ink);
  border-radius: var(--r-cmd);
  padding: 12px 18px;
  font: 500 14px/1 var(--font-mono);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  cursor: pointer;
  min-height: 44px;
  transition: box-shadow 120ms var(--ease-snap);
}

@media (hover: hover) and (pointer: fine) {
  [data-design="a"] .rf-funnel__next:hover,
  [data-design="a"] .rf-funnel__submit:hover {
    box-shadow: 0 0 0 3px var(--ink);
  }
}

[data-design="a"] .rf-funnel__prev {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--border);
  border-radius: var(--r-cmd);
  padding: 12px 16px;
  font: 500 14px/1 var(--font-mono);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  cursor: pointer;
  min-height: 44px;
}

@media (hover: hover) and (pointer: fine) {
  [data-design="a"] .rf-funnel__prev:hover { border-color: var(--ink); }
}

[data-design="a"] .rf-funnel__receipt {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

[data-design="a"] .mf-funnel-call {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 20px 28px;
  background: color-mix(in srgb, #ee9a44 80%, var(--bg));
  color: #0A0A0A;
  border: 1.5px solid #0A0A0A;
  border-radius: var(--r-cmd);
  font: 700 clamp(16px, 2vw, 22px)/1 var(--font-mono);
  text-decoration: none;
  min-height: 64px;
}

[data-design="a"] .mf-funnel-callback {
  display: inline-block;
  padding: 16px 24px;
  background: var(--accent);
  color: var(--accent-ink);
  border: 1px solid var(--ink);
  border-radius: var(--r-cmd);
  font: 600 15px/1 var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  text-decoration: none;
  min-height: 52px;
  display: inline-flex;
  align-items: center;
}

[data-design="a"] .mf-funnel-confirm-text {
  font: 400 16px/1.5 var(--font-body);
  color: var(--ink-2);
  margin: 0;
}

/* ── 7. E3 (ambient A) — Services matter-index ──────────────────────── */
[data-design="a"] .rf-ambient-a {
  padding: var(--gap-section, 96px) clamp(16px, 4vw, 40px);
}

[data-design="a"] .rf-ambient-a__head {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: var(--gap-stack);
  max-width: 1280px;
  margin-inline: auto;
}

[data-design="a"] .rf-ambient-a__kicker {
  font: 500 12px/1 var(--font-mono);
  color: var(--muted);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

[data-design="a"] .rf-ambient-a h2 {
  font: 500 clamp(28px, 4vw, 40px)/1.05 var(--font-display);
  letter-spacing: -0.025em;
  margin: 0;
  color: var(--ink);
}

[data-design="a"] .rf-ambient-a__list {
  list-style: none;
  margin: 0 auto;
  padding: 0;
  border-top: 1px solid var(--border);
  max-width: 1280px;
}

[data-design="a"] .rf-area {
  display: grid;
  grid-template-columns: 96px 1.4fr 2fr 180px;
  align-items: center;
  gap: var(--gap-cell);
  padding: 18px 4px;
  border-bottom: 1px solid var(--border);
  transition: background 120ms var(--ease-snap);
}

@media (hover: hover) and (pointer: fine) {
  [data-design="a"] .rf-area:hover { background: var(--surface); }
}

[data-design="a"] .rf-area__id {
  font: 500 13px/1 var(--font-mono);
  color: var(--muted);
  letter-spacing: 0.04em;
}

[data-design="a"] .rf-area__name {
  font: 500 17px/1.2 var(--font-body);
  color: var(--ink);
}

[data-design="a"] .rf-area__summary {
  font: 400 14px/1.4 var(--font-body);
  color: var(--ink-2);
}

[data-design="a"] .rf-area__bar {
  position: relative;
  height: 1px;
  background: var(--border);
  overflow: hidden;
}

[data-design="a"] .rf-area__fill {
  position: absolute;
  top: 0;
  left: 0;
  height: 1px;
  width: var(--rf-fill, 70%);
  background: color-mix(in srgb, var(--ink), var(--thermal-accent) 40%);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 1200ms var(--ease-snap);
}

[data-design="a"] .rf-area.is-revealed .rf-area__fill {
  transform: scaleX(1);
}

[data-design="a"] .rf-area.is-revealed .rf-area__fill::after {
  content: '';
  position: absolute;
  right: -3px;
  top: -1px;
  width: 3px;
  height: 3px;
  background: var(--accent);
  animation: a-area-pulse 2.4s var(--ease-breath) infinite;
}

@keyframes a-area-pulse {
  0%, 100% { opacity: 0.4; transform: scale(1); }
  50%       { opacity: 1;   transform: scale(1.6); }
}

/* ── 8. E4 — Status typewriter ──────────────────────────────────────── */
[data-design="a"] .rf-vh {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

[data-design="a"] .rf-ambient-b {
  padding: var(--gap-section, 96px) clamp(16px, 4vw, 40px);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}

[data-design="a"] .rf-status {
  display: flex;
  align-items: baseline;
  gap: 14px;
  font: 500 clamp(18px, 2.5vw, 28px)/1.3 var(--font-mono);
  color: var(--ink);
  max-width: 1280px;
  margin-inline: auto;
}

[data-design="a"] .rf-status__prompt { color: var(--accent); }

[data-design="a"] .rf-status__line {
  flex: 1;
  min-width: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: clip;
}

[data-design="a"] .rf-status__cursor {
  display: inline-block;
  width: 0.55ch;
  height: 1em;
  background: var(--ink);
  vertical-align: -0.12em;
  margin-left: 2px;
  animation: a-cursor-blink 1.1s steps(1, end) infinite;
}

[data-design="a"] .rf-status__lane {
  font: 500 12px/1 var(--font-mono);
  color: var(--muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  white-space: nowrap;
}

@keyframes a-cursor-blink {
  0%, 50%   { opacity: 1; }
  51%, 100% { opacity: 0; }
}

/* ── 9. Trust / About ───────────────────────────────────────────────── */
[data-design="a"] .mf-trust {
  padding: var(--gap-section, 96px) clamp(16px, 4vw, 40px);
  background: color-mix(in srgb, var(--bg) 94%, var(--thermal-bg) 6%);
  transition: background 600ms ease;
}

[data-design="a"] .mf-trust__inner {
  display: grid;
  grid-template-columns: 1fr 1.8fr;
  gap: clamp(32px, 5vw, 80px);
  align-items: start;
  max-width: 1280px;
  margin-inline: auto;
}

[data-design="a"] .mf-trust__meta {
  display: flex;
  flex-direction: column;
  gap: 0;
  border: 1px solid var(--border);
  border-radius: var(--r-cell);
  overflow: hidden;
}

[data-design="a"] .mf-trust__row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  font: 500 13px/1.3 var(--font-mono);
}

[data-design="a"] .mf-trust__row:last-child { border-bottom: 0; }

[data-design="a"] .mf-trust__label {
  color: var(--muted);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-size: 11px;
  flex-shrink: 0;
}

[data-design="a"] .mf-trust__value {
  color: var(--ink);
  text-align: right;
}

[data-design="a"] .mf-trust__value a {
  color: var(--ink);
  text-decoration: none;
}

@media (hover: hover) and (pointer: fine) {
  [data-design="a"] .mf-trust__value a:hover { color: var(--accent); }
}

[data-design="a"] .mf-trust__body h2 {
  font: 500 clamp(24px, 3.5vw, 36px)/1.1 var(--font-display);
  letter-spacing: -0.025em;
  margin: 0 0 20px;
  color: var(--ink);
}

[data-design="a"] .mf-trust__body p {
  font: 400 16px/1.6 var(--font-body);
  color: var(--ink-2);
  margin: 0 0 16px;
  max-width: 66ch;
}

/* ── 10. Footer ─────────────────────────────────────────────────────── */
[data-design="a"] .mf-footer {
  background: var(--ink);
  color: var(--bg);
  padding: clamp(40px, 6vw, 72px) clamp(16px, 4vw, 40px);
}

[data-design="a"] .mf-footer__inner {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1.2fr;
  gap: clamp(24px, 4vw, 48px);
  align-items: start;
  max-width: 1280px;
  margin-inline: auto;
}

[data-design="a"] .mf-footer__brand {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

[data-design="a"] .mf-footer__logo {
  font: 500 12px/1 var(--font-mono);
  color: var(--accent);
  letter-spacing: 0.06em;
}

[data-design="a"] .mf-footer__phone {
  font: 600 18px/1 var(--font-mono);
  color: var(--bg);
  text-decoration: none;
}

[data-design="a"] .mf-footer__area {
  font: 400 13px/1.4 var(--font-mono);
  color: color-mix(in srgb, var(--bg) 55%, transparent);
}

[data-design="a"] .mf-footer__links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

[data-design="a"] .mf-footer__links a {
  font: 500 14px/1 var(--font-mono);
  color: color-mix(in srgb, var(--bg) 70%, transparent);
  text-decoration: none;
  letter-spacing: 0.04em;
}

@media (hover: hover) and (pointer: fine) {
  [data-design="a"] .mf-footer__links a:hover { color: var(--bg); }
}

[data-design="a"] .mf-footer__legal {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font: 400 12px/1.5 var(--font-mono);
  color: color-mix(in srgb, var(--bg) 50%, transparent);
  letter-spacing: 0.04em;
}

[data-design="a"] .mf-footer__copy {
  font-size: 11px;
}

/* ── 11. Scroll-linked thermal warming (TRIAD-2) ────────────────────── */
/* The JS updates --thermal-temp on scroll. CSS consumers react here. */
/* Thermal mood bleed on hero backdrop — JS canvas updates directly. */

/* ── 12. Reduced-motion overrides ───────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  [data-design="a"] .rf-header__regmark { animation: none; transform: translateX(50vw); opacity: 1; }
  [data-design="a"] .chip__dot { animation: none; opacity: 0.7; }
  [data-design="a"] .rf-cta { animation: none; }
  [data-design="a"] .rf-cta:hover { transform: none; }
  [data-design="a"] .a-pointer__line { animation: none; transform: scaleX(1); opacity: 0.8; }
  [data-design="a"] .a-pointer__dot { animation: none; opacity: 0.7; }
  [data-design="a"] .a-pointer__counter-now { animation: none; }
  [data-design="a"] .rf-area__fill { transition: none; transform: scaleX(1); }
  [data-design="a"] .rf-area.is-revealed .rf-area__fill::after { animation: none; }
  [data-design="a"] .rf-status__cursor { animation: none; opacity: 1; }
  [data-design="a"] .rf-funnel__panel.is-active { animation: none; }
}

/* ── 13. Responsive — no h-scroll at 320/390/768/1440 ──────────────── */
/* SCOPE EVERY rule to .dq-design (never bare [data-design] descendant) */
[data-design="a"].dq-design,
[data-design="a"] .dq-design {
  max-width: 100%;
  overflow-x: clip;
}

[data-design="a"].dq-design * { min-width: 0; }

@media (max-width: 560px) {
  [data-design="a"] .rf-burger__kbd { display: none; }
  [data-design="a"] .rf-status__lane { display: none; }
  [data-design="a"] .mf-hero__content {
    padding-top: clamp(40px, 8vh, 72px);
    padding-bottom: clamp(40px, 8vh, 72px);
  }
  [data-design="a"] .mf-hero__headline {
    font-size: clamp(24px, 8vw, 36px);
  }
  [data-design="a"] .mf-hero__ctas { flex-direction: column; align-items: stretch; }
  [data-design="a"] .mf-cta-emergency { text-align: center; justify-content: center; }
  [data-design="a"] .rf-cta { justify-content: center; }
}

@media (max-width: 720px) {
  [data-design="a"] .rf-area {
    grid-template-columns: 72px 1fr;
    grid-template-areas: "id name" ". summary" ". bar";
    gap: 6px 12px;
    padding: 14px 0;
  }
  [data-design="a"] .rf-area__id     { grid-area: id; }
  [data-design="a"] .rf-area__name   { grid-area: name; }
  [data-design="a"] .rf-area__summary{ grid-area: summary; font-size: 13px; }
  [data-design="a"] .rf-area__bar    { grid-area: bar; margin-top: 8px; }

  [data-design="a"] .mf-trust__inner {
    grid-template-columns: 1fr;
  }

  [data-design="a"] .mf-footer__inner {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  [data-design="a"] .rf-pointer {
    flex-wrap: wrap;
    gap: 10px;
  }
}

@media (max-width: 900px) {
  [data-design="a"] .mf-trust__inner {
    grid-template-columns: 1fr;
  }
}

/* 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; }