/* ================================================================
   Landline Design — design-a (tracciato remapped to slot "a")
   All selectors scoped to [data-design="a"].dq-design
   All keyframes prefixed a-
   ================================================================ */

/* ── Google Fonts ─────────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;0,600;1,300;1,400&family=JetBrains+Mono:wght@300;400&display=swap');

/* ── Design tokens ─────────────────────────────────────────────── */
[data-design="a"] {
  --a-paper:        #F4EFE6;
  --a-paper-deep:   #ECE5D6;
  --a-marmo:        #FCFAF4;
  --a-ink:          #1C1B1A;
  --a-ink-soft:     #3E3A35;
  --a-pencil:       #736B5F;
  --a-pencil-trace: #B6AC9C;
  --a-ottanio:      #0F4C5C;
  --a-ottanio-deep: #0A3742;
  --a-ottone:       #A47148;
  --a-ottone-warm:  #C99767;
  --a-rule:         #D8CFBE;
  --a-critical:     #7C2A1A;
  --a-success:      #3E5C32;

  --font-display:    "Cormorant Garamond", "EB Garamond", Georgia, serif;
  --font-body:       "Cormorant Garamond", "EB Garamond", Georgia, serif;
  --font-annotation: "JetBrains Mono", "Menlo", ui-monospace, monospace;

  --t-mono-xs: clamp(10px, 0.65vw + 8px,  12px);
  --t-mono-sm: clamp(12px, 0.8vw + 10px,  14px);
  --t-body:    clamp(16px, 0.4vw + 14px,  19px);
  --t-lead:    clamp(19px, 0.7vw + 16px,  24px);
  --t-h3:      clamp(22px, 1.0vw + 18px,  30px);
  --t-h2:      clamp(30px, 2.2vw + 18px,  56px);
  --t-h1:      clamp(44px, 4.5vw + 22px,  96px);
  --t-plate:   clamp(64px, 7vw   + 24px, 132px);

  --gap-hairline: 4px;
  --gap-tick:     8px;
  --gap-line:     12px;
  --gap-stanza:   20px;
  --gap-cell:     32px;
  --gap-rule:     48px;
  --gap-bay:      80px;
  --gap-court:    128px;
  --measure:      66ch;
  --measure-mono: 78ch;

  --dur-trace:    1200ms;
  --dur-settle:   420ms;
  --dur-stamp:    180ms;
  --dur-register: 600ms;
  --dur-breath:   4500ms;

  --ease-pen:    cubic-bezier(0.65, 0, 0.35, 1);
  --ease-settle: cubic-bezier(0.16, 1, 0.3,  1);
  --ease-stamp:  cubic-bezier(0.5,  0, 0.85, 0.4);
  --ease-vellum: cubic-bezier(0.4,  0, 0.6,  1);

  --r-none:  0;
  --r-tick:  1px;
  --r-input: 2px;
  --r-stamp: 3px;
  --r-mark:  50%;

  --lift-vellum: 1px 2px 0 var(--a-ottone-warm);
  --lift-press:  inset 0 1px 0 var(--a-ottanio-deep);

  /* expose the design primary */
  --design-a-primary: var(--a-ottanio);

  box-sizing: border-box;
  background: var(--a-paper);
  color: var(--a-ink);
  font-family: var(--font-body);
  font-size: var(--t-body);
  line-height: 1.6;
}

/* Mobile containment */
[data-design="a"].dq-design,
[data-design="a"] .dq-design {
  max-width: 100%;
  overflow-x: clip;
}
[data-design="a"].dq-design * {
  min-width: 0;
  box-sizing: border-box;
}
[data-design="a"].dq-design img,
[data-design="a"].dq-design svg:not([data-keep-size]) {
  max-width: 100%;
  height: auto;
}

/* Content windowed-center */
[data-design="a"] .rf-header__bar,
[data-design="a"] .rf-hero__inner,
[data-design="a"] .rf-work__inner,
[data-design="a"] .rf-process__inner,
[data-design="a"] .rf-services__inner,
[data-design="a"] .rf-about__inner,
[data-design="a"] .rf-footer__inner,
[data-design="a"] .rf-funnel__head,
[data-design="a"] .rf-funnel {
  max-width: 1320px;
  margin-inline: auto;
  padding-inline: clamp(16px, 4vw, 48px);
}

/* Shared typography helpers */
[data-design="a"] .rf-eyebrow {
  font-family: var(--font-annotation);
  font-size: var(--t-mono-sm);
  color: var(--a-ottone);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  margin: 0 0 var(--gap-tick);
}
[data-design="a"] .rf-h2 {
  font-family: var(--font-display);
  font-size: var(--t-h2);
  letter-spacing: -0.01em;
  color: var(--a-ink);
  line-height: 1.05;
  margin: 0 0 var(--gap-line);
}
[data-design="a"] .rf-h3 {
  font-family: var(--font-display);
  font-size: var(--t-h3);
  letter-spacing: -0.01em;
  color: var(--a-ink);
  line-height: 1.1;
  margin: 0 0 var(--gap-tick);
}
[data-design="a"] .rf-lede {
  font-family: var(--font-body);
  font-size: var(--t-lead);
  color: var(--a-ink-soft);
  line-height: 1.45;
  margin: 0;
}


/* ═══════════════════════════════════════════════════════════════
   E1 · HEADER
   ═══════════════════════════════════════════════════════════════ */
[data-design="a"].rf-header,
[data-design="a"] .rf-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: var(--a-paper);
  border-bottom: 1px solid var(--a-rule);
}
[data-design="a"] .rf-header__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  position: relative;
  z-index: 2;
}
[data-design="a"] .rf-logo {
  font-family: var(--font-display);
  font-size: clamp(20px, 1.4vw + 14px, 26px);
  letter-spacing: -0.01em;
  color: var(--a-ink);
  text-decoration: none;
  font-weight: 500;
  line-height: 1;
}
[data-design="a"] .rf-logo__mark { display: inline-block; }

[data-design="a"] .rf-hamburger {
  appearance: none;
  background: transparent;
  border: 1px solid var(--a-rule);
  border-radius: var(--r-tick);
  width: 44px;
  height: 44px;
  padding: 10px 10px;
  display: inline-flex;
  flex-direction: column;
  justify-content: space-between;
  cursor: pointer;
  transition: border-color var(--dur-stamp) var(--ease-stamp);
}
[data-design="a"] .rf-hamburger:focus-visible {
  outline: 2px solid var(--a-ottanio);
  outline-offset: 2px;
}
[data-design="a"] .rf-hamburger__rule {
  display: block;
  height: 1px;
  background: var(--a-ink);
}
[data-design="a"] .rf-hamburger__rule:nth-child(2) { width: 75%; }
[data-design="a"] .rf-hamburger__rule:nth-child(3) { width: 90%; }

/* Dimension string atmosphere */
[data-design="a"] .rf-dimstring {
  position: absolute;
  left: clamp(16px, 4vw, 48px);
  right: clamp(16px, 4vw, 48px);
  bottom: -1px;
  height: 14px;
  display: flex;
  align-items: center;
  gap: 6px;
  pointer-events: none;
  font-family: var(--font-annotation);
  font-size: var(--t-mono-xs);
  color: var(--a-ottone);
  letter-spacing: 0.18em;
  text-transform: uppercase;
}
[data-design="a"] .rf-dimstring__line {
  flex: 1 1 auto;
  height: 1px;
  background: var(--a-ottone);
  transform-origin: left center;
  transform: scaleX(0);
  animation: a-dim-extend 23s var(--ease-pen) infinite;
}
[data-design="a"] .rf-dimstring__line:nth-of-type(2) {
  transform-origin: right center;
  animation-name: a-dim-extend-rev;
  animation-delay: 0.3s;
}
[data-design="a"] .rf-dimstring__value {
  opacity: 0;
  white-space: nowrap;
  animation: a-dim-value 23s var(--ease-pen) infinite;
}
[data-design="a"] .rf-dimstring__tick {
  width: 8px;
  height: 8px;
  border: 1px solid var(--a-ottone);
  border-radius: var(--r-mark);
  background: var(--a-paper);
  opacity: 0;
  animation: a-dim-tick 23s var(--ease-pen) infinite;
}
[data-design="a"] .rf-dimstring__tick--end { animation-delay: 11.5s; }

@keyframes a-dim-extend {
  0%   { transform: scaleX(0); }
  18%  { transform: scaleX(1); }
  72%  { transform: scaleX(1); opacity: 1; }
  92%  { transform: scaleX(1); opacity: 0; }
  100% { transform: scaleX(0); opacity: 0; }
}
@keyframes a-dim-extend-rev {
  0%   { transform: scaleX(0); }
  18%  { transform: scaleX(1); }
  72%  { transform: scaleX(1); opacity: 1; }
  92%  { transform: scaleX(1); opacity: 0; }
  100% { transform: scaleX(0); opacity: 0; }
}
@keyframes a-dim-value {
  0%, 22%   { opacity: 0; }
  30%, 70%  { opacity: 1; }
  90%, 100% { opacity: 0; }
}
@keyframes a-dim-tick {
  0%, 12% { opacity: 0; }
  22%     { opacity: 1; }
  88%     { opacity: 1; }
  96%     { opacity: 0; }
}

/* Hamburger hover — inside media hover guard */
@media (hover: hover) and (pointer: fine) {
  [data-design="a"] .rf-hamburger:hover { border-color: var(--a-ink); }
}

/* Drawer — vellum sheet from the right */
[data-design="a"] .rf-drawer {
  position: fixed;
  inset: 0 0 0 auto;
  width: min(360px, 88vw);
  background: var(--a-marmo);
  border-left: 1px solid var(--a-ink);
  padding: 80px 32px 32px;
  z-index: 50;
  transform: translateX(100%);
  transition: transform var(--dur-register) var(--ease-settle);
  display: flex;
  flex-direction: column;
  gap: var(--gap-rule);
}
[data-design="a"] .rf-drawer[data-open="true"] { transform: translateX(0); }
[data-design="a"] .rf-drawer__pin {
  position: absolute;
  left: 12px;
  width: 8px;
  height: 8px;
  border-radius: var(--r-mark);
  background: var(--a-ottone-warm);
  box-shadow: 0 0 0 1px var(--a-ottone) inset;
}
[data-design="a"] .rf-drawer__pin--top    { top: 16px; }
[data-design="a"] .rf-drawer__pin--bottom { bottom: 16px; }
[data-design="a"] .rf-drawer__close {
  position: absolute;
  top: 14px;
  right: 18px;
  background: transparent;
  border: 0;
  font-size: 28px;
  line-height: 1;
  color: var(--a-ink);
  cursor: pointer;
  min-width: 44px;
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
}
[data-design="a"] .rf-nav { display: flex; flex-direction: column; gap: var(--gap-stanza); }
[data-design="a"] .rf-nav__link {
  font-family: var(--font-display);
  font-size: var(--t-h3);
  color: var(--a-ink);
  text-decoration: none;
  border-bottom: 1px solid var(--a-rule);
  padding-bottom: var(--gap-tick);
  transition: color var(--dur-stamp) var(--ease-stamp),
              border-color var(--dur-stamp) var(--ease-stamp);
}
[data-design="a"] .rf-drawer__ctas {
  display: flex;
  flex-direction: column;
  gap: var(--gap-stanza);
  margin-top: auto;
  padding-top: var(--gap-rule);
  border-top: 1px solid var(--a-rule);
}
[data-design="a"] .rf-drawer__phone {
  font-family: var(--font-annotation);
  font-size: var(--t-mono-sm);
  color: var(--a-ink);
  text-decoration: none;
  letter-spacing: 0.12em;
}
[data-design="a"] .rf-drawer__backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(28, 27, 26, 0.35);
  z-index: 49;
}
[data-design="a"] .rf-drawer__backdrop.is-visible { display: block; }

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

@media (prefers-reduced-motion: reduce) {
  [data-design="a"] .rf-dimstring__line,
  [data-design="a"] .rf-dimstring__value,
  [data-design="a"] .rf-dimstring__tick {
    animation: none;
    transform: scaleX(1);
    opacity: 1;
  }
  [data-design="a"] .rf-drawer { transition: none; }
}

@media (max-width: 560px) {
  [data-design="a"] .rf-header__bar { height: 56px; }
  [data-design="a"] .rf-dimstring__value { display: none; }
}
@media (max-width: 380px) {
  [data-design="a"] .rf-logo { font-size: 18px; }
}


/* ═══════════════════════════════════════════════════════════════
   E2 · ANIMATED CTA (funnel anchor) — Stamp with corner registration
   ═══════════════════════════════════════════════════════════════ */
[data-design="a"] .rf-cta {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: var(--gap-tick);
  padding: 14px 22px;
  background: var(--a-ottanio);
  color: var(--a-marmo);
  font-family: var(--font-annotation);
  font-size: var(--t-mono-sm);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  text-decoration: none;
  border-radius: var(--r-stamp);
  isolation: isolate;
  transition:
    background-color var(--dur-stamp) var(--ease-stamp),
    transform var(--dur-stamp) var(--ease-stamp);
  animation: a-cta-breath var(--dur-breath) ease-in-out infinite;
  min-height: 44px;
}
[data-design="a"] .rf-cta__label { line-height: 1; }
[data-design="a"] .rf-cta__arrow {
  display: inline-flex;
  color: var(--a-ottone-warm);
  transform: translateX(0);
  transition: transform var(--dur-settle) var(--ease-pen);
}
[data-design="a"] .rf-cta__corner {
  position: absolute;
  width: 14px;
  height: 14px;
  border: 1.5px solid var(--a-ottone);
  pointer-events: none;
  transition: transform var(--dur-register) var(--ease-pen),
              border-color var(--dur-stamp) var(--ease-stamp);
}
[data-design="a"] .rf-cta__corner--tl {
  top: -10px;
  left: -10px;
  border-right: 0;
  border-bottom: 0;
  transform: translate(-2px, -2px);
}
[data-design="a"] .rf-cta__corner--br {
  bottom: -10px;
  right: -10px;
  border-left: 0;
  border-top: 0;
  transform: translate(2px, 2px);
}

[data-design="a"] .rf-cta:focus-visible {
  outline: 2px solid var(--a-ottanio);
  outline-offset: 4px;
}
[data-design="a"] .rf-cta:focus-visible .rf-cta__corner--tl { transform: translate(0, 0); }
[data-design="a"] .rf-cta:focus-visible .rf-cta__corner--br { transform: translate(0, 0); }
[data-design="a"] .rf-cta:focus-visible .rf-cta__arrow { transform: translateX(6px); }

@media (hover: hover) and (pointer: fine) {
  [data-design="a"] .rf-cta:hover {
    background: var(--a-ottanio);
    outline: none;
  }
  [data-design="a"] .rf-cta:hover .rf-cta__corner--tl { transform: translate(0, 0); border-color: var(--a-ottone-warm); }
  [data-design="a"] .rf-cta:hover .rf-cta__corner--br { transform: translate(0, 0); border-color: var(--a-ottone-warm); }
  [data-design="a"] .rf-cta:hover .rf-cta__arrow { transform: translateX(6px); }
}

[data-design="a"] .rf-cta:active {
  background: var(--a-ottanio-deep);
  transform: translateY(1px);
  box-shadow: var(--lift-press);
}

@keyframes a-cta-breath {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-1px); }
}

@media (prefers-reduced-motion: reduce) {
  [data-design="a"] .rf-cta { animation: none; }
  [data-design="a"] .rf-cta__corner,
  [data-design="a"] .rf-cta__arrow { transition: none; }
}


/* ═══════════════════════════════════════════════════════════════
   HERO — E3 (unique animated backdrop) + text block
   opacity:1 at first paint on ALL hero text + decorative elements
   ═══════════════════════════════════════════════════════════════ */
[data-design="a"] .rf-hero {
  position: relative;
  min-height: min(80vh, 680px);
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--a-paper-deep);
}

/* Unique animated backdrop — Ken-Burns on real portfolio photos */
[data-design="a"] .rf-hero__backdrop {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}
[data-design="a"] .rf-hero__kb {
  position: absolute;
  inset: 0;
  overflow: hidden;
}
[data-design="a"] .rf-hero__kb-img {
  position: absolute;
  inset: -5%;
  width: 110%;
  height: 110%;
  object-fit: cover;
  filter: grayscale(0.35) contrast(1.05) brightness(0.72);
  transform-origin: center center;
  /* resting opacity 1 — entrances transform-only */
}
/* Ken-Burns cross-fade cycle: 3 photos × 8s each = 24s total */
[data-design="a"] .rf-hero__kb--1 { z-index: 3; }
[data-design="a"] .rf-hero__kb--2 { z-index: 2; }
[data-design="a"] .rf-hero__kb--3 { z-index: 1; }

[data-design="a"] .rf-hero__kb--1 .rf-hero__kb-img {
  animation: a-kb-pan-1 24s var(--ease-vellum) infinite;
}
[data-design="a"] .rf-hero__kb--2 .rf-hero__kb-img {
  animation: a-kb-pan-2 24s var(--ease-vellum) infinite;
  animation-delay: -8s;
}
[data-design="a"] .rf-hero__kb--3 .rf-hero__kb-img {
  animation: a-kb-pan-3 24s var(--ease-vellum) infinite;
  animation-delay: -16s;
}

@keyframes a-kb-pan-1 {
  0%   { transform: scale(1.00) translate(0%, 0%);    opacity: 1; }
  30%  { transform: scale(1.04) translate(-1.5%, -1%); opacity: 1; }
  33%  { transform: scale(1.04) translate(-1.5%, -1%); opacity: 0; }
  95%  { transform: scale(1.00) translate(0%, 0%);    opacity: 0; }
  100% { transform: scale(1.00) translate(0%, 0%);    opacity: 1; }
}
@keyframes a-kb-pan-2 {
  0%   { transform: scale(1.00) translate(0%, 0%);   opacity: 1; }
  30%  { transform: scale(1.04) translate(1%, -1.5%); opacity: 1; }
  33%  { transform: scale(1.04) translate(1%, -1.5%); opacity: 0; }
  95%  { transform: scale(1.00) translate(0%, 0%);   opacity: 0; }
  100% { transform: scale(1.00) translate(0%, 0%);   opacity: 1; }
}
@keyframes a-kb-pan-3 {
  0%   { transform: scale(1.00) translate(0%,  0%);  opacity: 1; }
  30%  { transform: scale(1.04) translate(-1%, 1.5%); opacity: 1; }
  33%  { transform: scale(1.04) translate(-1%, 1.5%); opacity: 0; }
  95%  { transform: scale(1.00) translate(0%,  0%);  opacity: 0; }
  100% { transform: scale(1.00) translate(0%,  0%);  opacity: 1; }
}

/* Vellum wash overlay (ottanio tint on cream) */
[data-design="a"] .rf-hero__vellum {
  position: absolute;
  inset: 0;
  z-index: 4;
  background: linear-gradient(
    160deg,
    rgba(15, 76, 92, 0.55) 0%,
    rgba(244, 239, 230, 0.08) 60%,
    rgba(244, 239, 230, 0.12) 100%
  );
  pointer-events: none;
}

/* Ambient contour lines (slow drift — sustained ambient per hero.md v0.2.1) */
[data-design="a"] .rf-hero__contour {
  position: absolute;
  inset: 0;
  z-index: 5;
  width: 100%;
  height: 100%;
  pointer-events: none;
  animation: a-contour-drift 18s var(--ease-vellum) infinite alternate;
}
@keyframes a-contour-drift {
  0%   { transform: translateY(0) scaleY(1);    opacity: 1; }
  100% { transform: translateY(-12px) scaleY(0.97); opacity: 0.7; }
}

/* Hero inner — title block */
[data-design="a"] .rf-hero__inner {
  position: relative;
  z-index: 10;
  width: 100%;
  padding-block: clamp(64px, 10vw, 120px);
}
[data-design="a"] .rf-hero__title-block {
  max-width: 780px;
}
[data-design="a"] .rf-hero__eyebrow {
  color: var(--a-ottone-warm);
  /* opacity:1 at rest — no opacity:0 on any hero element */
  opacity: 1;
}
[data-design="a"] .rf-hero__h1 {
  font-family: var(--font-display);
  font-size: var(--t-h1);
  letter-spacing: -0.01em;
  color: var(--a-marmo);
  line-height: 1.02;
  margin: 0 0 var(--gap-stanza);
  /* opacity:1 at first paint; entrance is transform-only */
  opacity: 1;
  transform: translateY(0);
  animation: a-hero-arrive 0.9s var(--ease-settle) both;
}
@keyframes a-hero-arrive {
  from { transform: translateY(10px); opacity: 0.96; }
  to   { transform: translateY(0);    opacity: 1;    }
}
[data-design="a"] .rf-hero__subtitle {
  font-family: var(--font-body);
  font-size: var(--t-lead);
  color: rgba(252, 250, 244, 0.80);
  line-height: 1.4;
  margin: 0 0 var(--gap-cell);
  max-width: 60ch;
  /* opacity:1 */
  opacity: 1;
}

/* Proof block — mono title block with hairline frame */
[data-design="a"] .rf-hero__proof-block {
  display: inline-block;
  border: 1px solid rgba(164, 113, 72, 0.55);
  padding: var(--gap-tick) var(--gap-stanza);
  margin-bottom: var(--gap-cell);
  background: rgba(244, 239, 230, 0.07);
  /* opacity:1 */
  opacity: 1;
}
[data-design="a"] .rf-hero__proof-line {
  font-family: var(--font-annotation);
  font-size: var(--t-mono-xs);
  color: var(--a-ottone-warm);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  margin: 0;
  line-height: 1.7;
  /* opacity:1 */
  opacity: 1;
}

/* CTA row */
[data-design="a"] .rf-hero__cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--gap-stanza);
  align-items: center;
  /* opacity:1 — all children at resting opacity:1 */
  opacity: 1;
}


/* ═══════════════════════════════════════════════════════════════
   E6 · POINTER — surveyed/grown dimension-line wayfinding
   data-mf-role="pointer"
   opacity:1, height ≥ 8px — never gated
   ═══════════════════════════════════════════════════════════════ */
[data-design="a"] .a-pointer {
  display: flex;
  justify-content: center;
  padding: clamp(40px, 8vw, 80px) 16px clamp(56px, 10vw, 96px);
  background: var(--a-paper);
  /* opacity:1 at all times */
  opacity: 1;
  min-height: 80px;
}
[data-design="a"] .a-pointer__inner {
  position: relative;
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--a-ottanio);
  text-decoration: none;
}
[data-design="a"] .a-pointer__tick {
  display: block;
  width: 16px;
  height: 1px;
  background: currentColor;
  /* opacity:1 */
  opacity: 1;
}
[data-design="a"] .a-pointer__rule {
  display: block;
  width: 1px;
  height: 56px;
  background: currentColor;
  transform-origin: top center;
  /* opacity:1 at rest — animation from partial scale not from opacity:0 */
  opacity: 1;
  animation: a-pointer-extend 5s ease-in-out infinite;
}
[data-design="a"] .a-pointer__label {
  font-family: var(--font-annotation);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--a-pencil);
  /* opacity:1 at rest — we animate from 0.3 not from 0 */
  opacity: 1;
  animation: a-pointer-stamp 5s ease-in-out infinite;
}
/* Pointer tick bottom — always visible */
[data-design="a"] .a-pointer__tick--bot { opacity: 1; }

@keyframes a-pointer-extend {
  0%, 100% { transform: scaleY(0.5); }
  50%      { transform: scaleY(1);   }
}
@keyframes a-pointer-stamp {
  0%, 30%, 100% { opacity: 0.35; }
  50%, 70%      { opacity: 1;    }
}

@media (prefers-reduced-motion: reduce) {
  [data-design="a"] .a-pointer__rule  { animation: none; transform: scaleY(1); }
  [data-design="a"] .a-pointer__label { animation: none; opacity: 1; }
}


/* ═══════════════════════════════════════════════════════════════
   E5 · FUNNEL — Landscaper routing qualifying intake
   (Drafting Register — 5 steps)
   ═══════════════════════════════════════════════════════════════ */
[data-design="a"] .rf-interactive {
  padding-block: var(--gap-bay);
  background: var(--a-paper);
  display: grid;
  gap: var(--gap-rule);
}
[data-design="a"] .rf-funnel__head { padding-inline: clamp(16px, 4vw, 48px); }
[data-design="a"] .rf-funnel {
  max-width: 720px;
  margin-inline: auto;
  width: 100%;
  padding-inline: clamp(16px, 4vw, 48px);
}

[data-design="a"] .rf-funnel__progress {
  display: flex;
  align-items: center;
  gap: var(--gap-cell);
  margin-bottom: var(--gap-rule);
  font-family: var(--font-annotation);
  font-size: var(--t-mono-sm);
  color: var(--a-ottone);
  text-transform: uppercase;
  letter-spacing: 0.18em;
}
[data-design="a"] .rf-funnel__progress-line {
  flex: 1 1 auto;
  height: 1px;
  background: var(--a-rule);
  position: relative;
  overflow: hidden;
}
[data-design="a"] .rf-funnel__progress-fill {
  position: absolute;
  inset: 0 auto 0 0;
  width: 100%;
  background: var(--a-ottone);
  transform: scaleX(0.2);
  transform-origin: left center;
  transition: transform var(--dur-trace) var(--ease-pen);
}

[data-design="a"] .rf-funnel__plate {
  position: relative;
  background: var(--a-marmo);
  border: 1px solid var(--a-ink);
  padding: clamp(20px, 3vw, 40px);
  min-height: 360px;
  isolation: isolate;
}
[data-design="a"] .rf-funnel__plate::before,
[data-design="a"] .rf-funnel__plate::after {
  content: "";
  position: absolute;
  width: 8px;
  height: 8px;
  background: var(--a-ottone-warm);
  border: 1px solid var(--a-ottone);
  border-radius: var(--r-mark);
}
[data-design="a"] .rf-funnel__plate::before { top: 10px;    left: 10px; }
[data-design="a"] .rf-funnel__plate::after  { bottom: 10px; right: 10px; }

[data-design="a"] .rf-funnel__step {
  border: 0;
  padding: 0;
  margin: 0;
  display: none;
  /* Initial hidden state — use display:none not opacity:0 */
  transform: translateY(8px);
  transition: opacity var(--dur-settle) var(--ease-settle),
              transform var(--dur-settle) var(--ease-settle);
  opacity: 0;
}
[data-design="a"] .rf-funnel__step[data-active="true"] {
  display: block;
}
[data-design="a"] .rf-funnel__step.is-settled {
  opacity: 1;
  transform: translateY(0);
}

[data-design="a"] .rf-funnel__legend {
  font-family: var(--font-display);
  font-size: var(--t-h3);
  letter-spacing: -0.01em;
  color: var(--a-ink);
  margin-bottom: var(--gap-stanza);
}
[data-design="a"] .rf-funnel__choices {
  display: grid;
  gap: var(--gap-tick);
  margin-bottom: var(--gap-cell);
}
[data-design="a"] .rf-choice {
  display: flex;
  align-items: center;
  gap: var(--gap-tick);
  padding: 14px 18px;
  border: 1px solid var(--a-rule);
  background: var(--a-paper);
  cursor: pointer;
  font-family: var(--font-body);
  font-size: var(--t-body);
  color: var(--a-ink);
  transition: border-color var(--dur-stamp) var(--ease-stamp),
              background-color var(--dur-stamp) var(--ease-stamp);
  min-height: 56px;
  /* opacity:1 at rest — funnel options must be visible */
  opacity: 1;
}
[data-design="a"] .rf-choice input[type="radio"],
[data-design="a"] .rf-choice input[type="checkbox"] {
  appearance: none;
  width: 14px;
  height: 14px;
  border: 1px solid var(--a-ink);
  background: var(--a-marmo);
  border-radius: var(--r-mark);
  margin: 0;
  flex-shrink: 0;
  cursor: pointer;
}
[data-design="a"] .rf-choice input:checked {
  background: var(--a-ottanio);
  border-color: var(--a-ottanio);
  box-shadow: inset 0 0 0 2px var(--a-marmo);
}
[data-design="a"] .rf-choice:has(input:checked) {
  border-color: var(--a-ink);
  background: var(--a-paper-deep);
  box-shadow: inset 0 -2px 0 var(--a-ottanio);
}

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

[data-design="a"] .rf-funnel__field {
  display: grid;
  gap: var(--gap-tick);
  margin-bottom: var(--gap-stanza);
}
[data-design="a"] .rf-funnel__label {
  font-family: var(--font-annotation);
  font-size: var(--t-mono-sm);
  color: var(--a-pencil);
  text-transform: uppercase;
  letter-spacing: 0.18em;
}
[data-design="a"] .rf-funnel__required {
  color: var(--a-critical);
}
[data-design="a"] .rf-funnel__input,
[data-design="a"] .rf-funnel__textarea {
  width: 100%;
  background: var(--a-paper);
  border: 0;
  border-bottom: 1px solid var(--a-ink);
  border-radius: 0;
  padding: 10px 4px;
  font-family: var(--font-body);
  font-size: var(--t-body);
  color: var(--a-ink);
  outline: none;
  transition: border-color var(--dur-stamp) var(--ease-stamp);
  box-sizing: border-box;
}
[data-design="a"] .rf-funnel__input:focus,
[data-design="a"] .rf-funnel__textarea:focus {
  border-bottom: 2px solid var(--a-ottanio);
}
[data-design="a"] .rf-funnel__input.is-touched,
[data-design="a"] .rf-funnel__textarea.is-touched {
  border-bottom-color: var(--a-ottanio);
}

[data-design="a"] .rf-funnel__nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--gap-tick);
  margin-top: var(--gap-cell);
  padding-top: var(--gap-stanza);
  border-top: 1px solid var(--a-rule);
}
[data-design="a"] .rf-funnel__btn {
  appearance: none;
  font-family: var(--font-annotation);
  font-size: var(--t-mono-sm);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  padding: 12px 22px;
  border-radius: var(--r-stamp);
  cursor: pointer;
  min-height: 44px;
  transition: background-color var(--dur-stamp) var(--ease-stamp),
              color var(--dur-stamp) var(--ease-stamp),
              border-color var(--dur-stamp) var(--ease-stamp),
              transform var(--dur-stamp) var(--ease-stamp);
}
[data-design="a"] .rf-funnel__btn--primary {
  background: var(--a-ottanio);
  color: var(--a-marmo);
  border: 1px solid var(--a-ottanio);
}
[data-design="a"] .rf-funnel__btn--ghost {
  background: transparent;
  color: var(--a-ink);
  border: 1px solid var(--a-ink);
}
[data-design="a"] .rf-funnel__btn:disabled {
  color: var(--a-pencil-trace);
  border-color: var(--a-pencil-trace);
  cursor: not-allowed;
}
[data-design="a"] .rf-funnel__btn:focus-visible {
  outline: 2px solid var(--a-ottanio);
  outline-offset: 2px;
}

@media (hover: hover) and (pointer: fine) {
  [data-design="a"] .rf-funnel__btn--primary:hover { background: var(--a-ottanio-deep); }
  [data-design="a"] .rf-funnel__btn--ghost:hover   { background: var(--a-paper-deep); }
  [data-design="a"] .rf-funnel__btn--primary:active { transform: translateY(1px); }
}

/* Done step */
[data-design="a"] .rf-funnel__step--done { text-align: center; }
[data-design="a"] .rf-funnel__stamp {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin: var(--gap-cell) auto var(--gap-stanza);
  padding: 14px 28px;
  border: 2px solid var(--a-ottanio);
  color: var(--a-ottanio);
  font-family: var(--font-annotation);
  font-size: var(--t-mono-sm);
  text-transform: uppercase;
  letter-spacing: 0.24em;
  transform: rotate(-3deg);
  background: var(--a-marmo);
}
[data-design="a"] .rf-funnel__done-copy {
  font-family: var(--font-body);
  font-size: var(--t-lead);
  color: var(--a-ink-soft);
  margin: 0 auto;
  max-width: var(--measure);
}

/* Below-funnel trust bar */
[data-design="a"] .rf-funnel__trust {
  padding-inline: clamp(16px, 4vw, 48px);
  padding-block: var(--gap-stanza);
  border-top: 1px solid var(--a-rule);
  max-width: 1320px;
  margin-inline: auto;
  width: 100%;
}
[data-design="a"] .rf-funnel__trust-line {
  font-family: var(--font-annotation);
  font-size: var(--t-mono-xs);
  color: var(--a-pencil);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  margin: 0;
  line-height: 1.8;
}

@media (prefers-reduced-motion: reduce) {
  [data-design="a"] .rf-funnel__step,
  [data-design="a"] .rf-funnel__progress-fill,
  [data-design="a"] .rf-funnel__input,
  [data-design="a"] .rf-funnel__textarea,
  [data-design="a"] .rf-funnel__btn,
  [data-design="a"] .rf-choice { transition: none; }
  [data-design="a"] .rf-funnel__step[data-active="true"] { opacity: 1; transform: none; }
}

@media (max-width: 560px) {
  [data-design="a"] .rf-funnel__progress { flex-direction: column; align-items: flex-start; gap: 6px; }
  [data-design="a"] .rf-funnel__progress-line { width: 100%; }
  [data-design="a"] .rf-funnel__nav { flex-direction: column-reverse; align-items: stretch; }
  [data-design="a"] .rf-funnel__btn { width: 100%; }
}


/* ═══════════════════════════════════════════════════════════════
   PORTFOLIO / WORK SECTION
   ═══════════════════════════════════════════════════════════════ */
[data-design="a"] .rf-section {
  padding-block: var(--gap-bay);
  background: var(--a-paper);
}
[data-design="a"] .rf-section__head {
  max-width: var(--measure);
  margin-bottom: var(--gap-rule);
}
[data-design="a"] .rf-section__head .rf-lede {
  margin-top: var(--gap-tick);
}
[data-design="a"] .rf-section__subhead {
  max-width: var(--measure);
  margin-bottom: var(--gap-rule);
}
[data-design="a"] .rf-section__subhead p {
  font-family: var(--font-body);
  font-size: var(--t-body);
  color: var(--a-ink-soft);
  line-height: 1.6;
  margin: 0;
}

[data-design="a"] .rf-work { background: var(--a-paper-deep); }
[data-design="a"] .rf-work__inner { padding-block: var(--gap-bay); }

[data-design="a"] .rf-portfolio-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--gap-cell);
  margin-bottom: var(--gap-bay);
}
[data-design="a"] .rf-portfolio-entry { display: flex; flex-direction: column; gap: var(--gap-stanza); }
[data-design="a"] .rf-portfolio-entry__fig {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--a-rule);
}
[data-design="a"] .rf-portfolio-entry__fig img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
  transition: transform 0.6s var(--ease-vellum);
}
@media (hover: hover) and (pointer: fine) {
  [data-design="a"] .rf-portfolio-entry__fig img:hover {
    transform: scale(1.03);
  }
}
[data-design="a"] .rf-portfolio-entry__copy {}
[data-design="a"] .rf-portfolio-entry__desc {
  font-family: var(--font-body);
  font-size: var(--t-body);
  color: var(--a-ink-soft);
  line-height: 1.6;
  margin: var(--gap-tick) 0 0;
  max-width: var(--measure);
}

[data-design="a"] .rf-portfolio-commercial {
  margin-top: var(--gap-bay);
  padding-top: var(--gap-rule);
  border-top: 1px solid var(--a-rule);
}
[data-design="a"] .rf-portfolio-grid--commercial {
  grid-template-columns: repeat(2, 1fr);
}

[data-design="a"] .rf-work__repeat-cta {
  display: flex;
  align-items: center;
  gap: var(--gap-rule);
  padding-top: var(--gap-rule);
  border-top: 1px solid var(--a-rule);
  margin-top: var(--gap-bay);
  flex-wrap: wrap;
}
[data-design="a"] .rf-work__repeat-copy {
  font-family: var(--font-display);
  font-size: var(--t-h3);
  color: var(--a-ink);
  margin: 0;
}

@media (max-width: 640px) {
  [data-design="a"] .rf-portfolio-grid,
  [data-design="a"] .rf-portfolio-grid--commercial { grid-template-columns: 1fr; }
}


/* ═══════════════════════════════════════════════════════════════
   E4 · AMBIENT SEGMENT B — vellum portfolio drift
   ═══════════════════════════════════════════════════════════════ */
[data-design="a"] .rf-ambient-b {
  padding-block: var(--gap-bay);
  padding-inline: clamp(16px, 4vw, 48px);
  background: var(--a-paper-deep);
  display: grid;
  gap: var(--gap-rule);
  max-width: 1320px;
  margin-inline: auto;
}
[data-design="a"] .rf-ambient-b__head { max-width: var(--measure); }

[data-design="a"] .rf-vellum-stack {
  position: relative;
  width: 100%;
  max-width: 880px;
  margin: 0 auto;
  aspect-ratio: 4 / 3;
  isolation: isolate;
}
[data-design="a"] .rf-vellum {
  position: absolute;
  inset: 0;
  border: 1px solid var(--a-ink);
}
[data-design="a"] .rf-vellum--plate {
  background: var(--a-marmo);
  overflow: hidden;
}
[data-design="a"] .rf-vellum__photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(0.35) contrast(1.05) brightness(0.96);
  display: block;
}
[data-design="a"] .rf-vellum--sheet {
  background: rgba(244, 239, 230, 0.55);
  mix-blend-mode: multiply;
  display: flex;
  align-items: flex-end;
  padding: 18px 22px;
}
[data-design="a"] .rf-vellum--sheet::before {
  content: "";
  position: absolute;
  inset: 6px;
  border: 1px dashed var(--a-pencil-trace);
  pointer-events: none;
}
[data-design="a"] .rf-vellum__label {
  font-family: var(--font-annotation);
  font-size: var(--t-mono-sm);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--a-ink);
  background: var(--a-marmo);
  padding: 4px 10px;
  border: 1px solid var(--a-ink);
}
[data-design="a"] .rf-vellum--01 { animation: a-vellum-1 16s var(--ease-vellum) infinite; }
[data-design="a"] .rf-vellum--02 { animation: a-vellum-2 19s var(--ease-vellum) infinite; animation-delay: -3s; }
[data-design="a"] .rf-vellum--03 { animation: a-vellum-3 23s var(--ease-vellum) infinite; animation-delay: -7s; }

@keyframes a-vellum-1 {
  0%, 100% { transform: translate(-3%, -2%) rotate(-0.6deg); opacity: 0.85; }
  50%      { transform: translate(2%, 1%)   rotate(0.4deg);  opacity: 0.55; }
}
@keyframes a-vellum-2 {
  0%, 100% { transform: translate(2%, 2%)  rotate(0.5deg);  opacity: 0.7; }
  50%      { transform: translate(-2%, -1%) rotate(-0.4deg); opacity: 0.95; }
}
@keyframes a-vellum-3 {
  0%, 100% { transform: translate(0%, -1%) rotate(0.2deg);  opacity: 0.6; }
  50%      { transform: translate(1%, 2%)  rotate(-0.3deg); opacity: 0.85; }
}
[data-design="a"] .rf-vellum-stack[data-paused="true"] .rf-vellum--sheet {
  animation-play-state: paused;
}
@media (prefers-reduced-motion: reduce) {
  [data-design="a"] .rf-vellum--sheet { animation: none; }
  [data-design="a"] .rf-vellum--01 { transform: translate(-3%, -2%) rotate(-0.6deg); opacity: 0.7; }
  [data-design="a"] .rf-vellum--02 { transform: translate(2%, 1%)   rotate(0.4deg);  opacity: 0.7; }
  [data-design="a"] .rf-vellum--03 { transform: translate(0%, 0%)   rotate(0deg);    opacity: 0.7; }
}
@media (max-width: 560px) {
  [data-design="a"] .rf-vellum-stack { aspect-ratio: 1 / 1; }
  [data-design="a"] .rf-vellum__label { font-size: var(--t-mono-xs); }
}


/* ═══════════════════════════════════════════════════════════════
   E3 · AMBIENT SEGMENT A — Section-cut detail viewer
   Landscape architecture callouts (repurposed for LA register)
   ═══════════════════════════════════════════════════════════════ */
[data-design="a"] .rf-ambient-a {
  padding-block: var(--gap-bay);
  padding-inline: clamp(16px, 4vw, 48px);
  background: var(--a-paper);
  display: grid;
  gap: var(--gap-rule);
  max-width: 1320px;
  margin-inline: auto;
}
@media (min-width: 900px) {
  [data-design="a"] .rf-ambient-a {
    grid-template-columns: 320px minmax(0, 1fr);
    align-items: start;
  }
}
[data-design="a"] .rf-ambient-a__head { max-width: var(--measure); }

[data-design="a"] .rf-detail {
  position: relative;
  margin: 0;
  padding: 24px;
  background: var(--a-marmo);
  border: 1px solid var(--a-ink);
  max-width: 100%;
}
[data-design="a"] .rf-detail__drawing {
  width: 100%;
  height: auto;
  max-width: 100%;
  display: block;
}

[data-design="a"] .rf-callout {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-annotation);
  font-size: var(--t-mono-xs);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--a-ink);
  opacity: 0;
  transition: opacity var(--dur-trace) var(--ease-pen) calc(var(--a-cb-delay, 0) * 1ms);
}
[data-design="a"] .rf-callout__leader {
  display: block;
  height: 1px;
  background: var(--a-ottone);
  width: 80px;
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform var(--dur-trace) var(--ease-pen) calc(var(--a-cb-delay, 0) * 1ms);
}
[data-design="a"] .rf-callout__pill {
  white-space: nowrap;
  padding: 2px 8px;
  background: var(--a-marmo);
  border: 1px solid var(--a-ink);
  border-radius: var(--r-tick);
}

/* Callout positions for landscape section SVG */
[data-design="a"] .rf-callout--01 { top: 4%;   left: 2%;  --a-cb-delay: 0;   }
[data-design="a"] .rf-callout--02 { top: 22%;  right: 2%; --a-cb-delay: 220; flex-direction: row-reverse; }
[data-design="a"] .rf-callout--03 { top: 48%;  left: 2%;  --a-cb-delay: 440; }
[data-design="a"] .rf-callout--04 { bottom: 20%; right: 2%; --a-cb-delay: 660; flex-direction: row-reverse; }
[data-design="a"] .rf-callout--05 { bottom: 4%;  left: 2%;  --a-cb-delay: 880; }
[data-design="a"] .rf-callout--02 .rf-callout__leader,
[data-design="a"] .rf-callout--04 .rf-callout__leader { transform-origin: right center; }

[data-design="a"] .rf-detail.is-traced .rf-callout { opacity: 1; }
[data-design="a"] .rf-detail.is-traced .rf-callout__leader { transform: scaleX(1); }

/* Quiet re-trace breath — one callout pulses every cycle */
[data-design="a"] .rf-detail.is-traced .rf-callout--03 .rf-callout__pill {
  animation: a-callout-confirm 14s var(--ease-vellum) infinite;
}
@keyframes a-callout-confirm {
  0%, 88%  { background: var(--a-marmo); color: var(--a-ink); }
  92%      { background: var(--a-ottanio); color: var(--a-marmo); }
  100%     { background: var(--a-marmo); color: var(--a-ink); }
}

@media (prefers-reduced-motion: reduce) {
  [data-design="a"] .rf-callout,
  [data-design="a"] .rf-callout__leader { transition: none; opacity: 1; }
  [data-design="a"] .rf-callout__leader { transform: scaleX(1); }
  [data-design="a"] .rf-detail .rf-callout--03 .rf-callout__pill { animation: none; }
}
@media (max-width: 560px) {
  [data-design="a"] .rf-callout__leader { display: none; }
  [data-design="a"] .rf-callout--02,
  [data-design="a"] .rf-callout--04 { flex-direction: row; }
}


/* ═══════════════════════════════════════════════════════════════
   PROCESS SECTION
   ═══════════════════════════════════════════════════════════════ */
[data-design="a"] .rf-process { background: var(--a-marmo); }
[data-design="a"] .rf-process__inner { padding-block: var(--gap-bay); }
[data-design="a"] .rf-process__list {
  list-style: none;
  padding: 0;
  margin: var(--gap-rule) 0 0;
  display: grid;
  gap: 0;
}
[data-design="a"] .rf-process__phase {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: var(--gap-cell);
  padding-block: var(--gap-rule);
  border-top: 1px solid var(--a-rule);
  align-items: start;
}
[data-design="a"] .rf-process__num {
  font-family: var(--font-annotation);
  font-size: var(--t-plate);
  color: var(--a-pencil-trace);
  line-height: 1;
  letter-spacing: -0.02em;
}
[data-design="a"] .rf-process__phase div p {
  font-family: var(--font-body);
  font-size: var(--t-body);
  color: var(--a-ink-soft);
  line-height: 1.6;
  margin: var(--gap-tick) 0 0;
  max-width: var(--measure);
}

@media (max-width: 560px) {
  [data-design="a"] .rf-process__phase { grid-template-columns: 48px 1fr; gap: var(--gap-stanza); }
  [data-design="a"] .rf-process__num { font-size: clamp(36px, 8vw, 64px); }
}


/* ═══════════════════════════════════════════════════════════════
   SERVICES SECTION
   ═══════════════════════════════════════════════════════════════ */
[data-design="a"] .rf-services { background: var(--a-paper); }
[data-design="a"] .rf-services__inner { padding-block: var(--gap-bay); }
[data-design="a"] .rf-services__list {
  list-style: none;
  padding: 0;
  margin: var(--gap-rule) 0 0;
  max-width: 800px;
}
[data-design="a"] .rf-services__item {
  display: flex;
  align-items: baseline;
  gap: var(--gap-stanza);
  padding-block: var(--gap-stanza);
  border-top: 1px solid var(--a-rule);
  font-family: var(--font-body);
  font-size: var(--t-body);
  color: var(--a-ink);
  line-height: 1.5;
}
[data-design="a"] .rf-services__num {
  font-family: var(--font-annotation);
  font-size: var(--t-mono-xs);
  color: var(--a-ottone);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  flex-shrink: 0;
}
[data-design="a"] .rf-services__list .rf-services__item:last-child {
  border-bottom: 1px solid var(--a-rule);
}


/* ═══════════════════════════════════════════════════════════════
   ABOUT SECTION
   ═══════════════════════════════════════════════════════════════ */
[data-design="a"] .rf-about { background: var(--a-paper-deep); }
[data-design="a"] .rf-about__inner { padding-block: var(--gap-bay); }
[data-design="a"] .rf-about__principals {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--gap-cell);
  margin-top: var(--gap-rule);
  margin-bottom: var(--gap-rule);
}
[data-design="a"] .rf-about__principal {
  padding: var(--gap-rule);
  background: var(--a-marmo);
  border: 1px solid var(--a-rule);
}
[data-design="a"] .rf-about__principal .rf-h3 { margin-bottom: var(--gap-tick); }
[data-design="a"] .rf-about__cred {
  font-family: var(--font-annotation);
  font-size: var(--t-mono-xs);
  color: var(--a-ottone);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  margin: 0 0 var(--gap-stanza);
  line-height: 1.7;
}
[data-design="a"] .rf-about__principal p:last-child {
  font-family: var(--font-body);
  font-size: var(--t-body);
  color: var(--a-ink-soft);
  line-height: 1.65;
  margin: 0;
  max-width: var(--measure);
}
[data-design="a"] .rf-about__statement {
  padding-top: var(--gap-rule);
  border-top: 1px solid var(--a-rule);
  max-width: var(--measure);
}
[data-design="a"] .rf-about__statement p {
  font-family: var(--font-body);
  font-size: var(--t-body);
  color: var(--a-ink-soft);
  line-height: 1.7;
  margin: 0;
}
@media (max-width: 640px) {
  [data-design="a"] .rf-about__principals { grid-template-columns: 1fr; }
}


/* ═══════════════════════════════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════════════════════════════ */
[data-design="a"] .rf-footer {
  background: var(--a-paper-deep);
  border-top: 1px solid var(--a-ink);
  padding-block: var(--gap-rule);
}
[data-design="a"] .rf-footer__inner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: var(--gap-cell);
  align-items: start;
  padding-inline: clamp(16px, 4vw, 48px);
  max-width: 1320px;
  margin-inline: auto;
}
[data-design="a"] .rf-footer__firm {
  font-family: var(--font-display);
  font-size: var(--t-h3);
  color: var(--a-ink);
  margin: 0 0 var(--gap-tick);
}
[data-design="a"] .rf-footer__lic,
[data-design="a"] .rf-footer__phone {
  font-family: var(--font-annotation);
  font-size: var(--t-mono-xs);
  color: var(--a-pencil);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin: 0;
  line-height: 1.8;
}
[data-design="a"] .rf-footer__phone a {
  color: var(--a-ottanio);
  text-decoration: none;
}
[data-design="a"] .rf-footer__center {
  text-align: center;
  padding-top: var(--gap-stanza);
}
[data-design="a"] .rf-footer__dimstring {
  font-family: var(--font-annotation);
  font-size: var(--t-mono-xs);
  color: var(--a-ottone);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  white-space: nowrap;
}
[data-design="a"] .rf-footer__right { text-align: right; }
[data-design="a"] .rf-footer__nav {
  display: flex;
  flex-direction: column;
  gap: var(--gap-tick);
  align-items: flex-end;
  margin-bottom: var(--gap-stanza);
}
[data-design="a"] .rf-footer__nav a {
  font-family: var(--font-annotation);
  font-size: var(--t-mono-xs);
  color: var(--a-ink);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  text-decoration: none;
  transition: color var(--dur-stamp) var(--ease-stamp);
}
[data-design="a"] .rf-footer__copy {
  font-family: var(--font-annotation);
  font-size: var(--t-mono-xs);
  color: var(--a-pencil-trace);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin: 0;
}
@media (hover: hover) and (pointer: fine) {
  [data-design="a"] .rf-footer__nav a:hover { color: var(--a-ottanio); }
}
@media (max-width: 768px) {
  [data-design="a"] .rf-footer__inner { grid-template-columns: 1fr; }
  [data-design="a"] .rf-footer__right { text-align: left; }
  [data-design="a"] .rf-footer__nav { align-items: flex-start; }
  [data-design="a"] .rf-footer__dimstring { white-space: normal; }
}


/* ═══════════════════════════════════════════════════════════════
   SCROLL-LINKED PARALLAX (TRIAD-2 premium scroll motion)
   Hero backdrop parallax on scroll — genuine scroll-driven motion
   Uses JS in script.js to update --a-scroll-y custom property
   ═══════════════════════════════════════════════════════════════ */
[data-design="a"] .rf-hero__backdrop {
  will-change: transform;
  /* Default — no JS needed for base scroll feel */
}

/* ═══════════════════════════════════════════════════════════════
   HERO SCROLL PARALLAX — genuine parallax, not fade-in-on-scroll
   Applied via scroll handler in script.js
   ═══════════════════════════════════════════════════════════════ */
[data-design="a"] .rf-hero__backdrop.js-parallax {
  transform: translateY(var(--a-parallax-y, 0px));
}

/* ═══════════════════════════════════════════════════════════════
   SECTION SCROLL REVEALS
   Scroll-in-view — transform-only (no opacity:0 on content elements)
   ═══════════════════════════════════════════════════════════════ */
[data-design="a"] .rf-scroll-reveal {
  transform: translateY(18px);
  transition: transform 0.7s var(--ease-settle);
}
[data-design="a"] .rf-scroll-reveal.is-visible {
  transform: translateY(0);
}
@media (prefers-reduced-motion: reduce) {
  [data-design="a"] .rf-scroll-reveal { transform: none; transition: none; }
}

/* ═══════════════════════════════════════════════════════════════
   HERO animate (reduced motion)
   ═══════════════════════════════════════════════════════════════ */
@media (prefers-reduced-motion: reduce) {
  [data-design="a"] .rf-hero__h1 { animation: none; }
  [data-design="a"] .rf-hero__kb--1 .rf-hero__kb-img,
  [data-design="a"] .rf-hero__kb--2 .rf-hero__kb-img,
  [data-design="a"] .rf-hero__kb--3 .rf-hero__kb-img { animation: none; opacity: 1; }
  [data-design="a"] .rf-hero__contour { animation: none; }
  [data-design="a"] .rf-hero__backdrop.js-parallax { transform: none; }
}

/* ═══════════════════════════════════════════════════════════════
   HORIZONTAL SCROLL GUARD — 320 / 390 / 768 / 1440
   ═══════════════════════════════════════════════════════════════ */
@media (max-width: 380px) {
  [data-design="a"].dq-design { overflow-x: clip; }
  [data-design="a"] .rf-hero__h1 { font-size: clamp(36px, 10vw, 60px); }
  [data-design="a"] .rf-footer__dimstring { display: none; }
}
@media (max-width: 768px) {
  [data-design="a"] .rf-hero {
    min-height: 100svh;
    align-items: flex-end;
    padding-bottom: clamp(40px, 8vw, 80px);
  }
  [data-design="a"] .rf-hero__title-block { max-width: 100%; }
  [data-design="a"] .rf-process__num { font-size: clamp(28px, 6vw, 48px); }
}

/* 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; }