/* ANT & JJ Construction LLC — design-b — reveal-line token system, remapped to [data-design="b"] */

[data-design="b"] {
  /* Ground & surface */
  --ground:        #F4EEE3;
  --ground-dk:     #1C1A15;
  --surface:       #FCF8F0;
  --surface-dk:    #262219;
  --surface-sunk:  #E9E1D1;
  --surface-sunk-dk:#14120D;

  /* Ink ramp */
  --ink:           #25221B;
  --ink-dk:        #F0E9DA;
  --ink-2:         #3B362B;
  --primary:       var(--ink);
  --muted:         #71695A;
  --muted-dk:      #A89E8A;
  --faint:         #978E7C;

  /* Cool <-> warm temperature pair */
  --cool:          #949DA1;
  --secondary:     var(--cool);
  --cool-wash:     #C5CACB;
  --warm:          #E7C99C;
  --warm-wash:     #F3E4C9;

  /* Lines */
  --line:          #DDD3C0;
  --line-dk:       #3A352B;
  --line-soft:     #E7DECD;

  /* Accents (brass + clay) */
  --brass:         #A67C3D;
  --brass-dk:      #CBA15C;
  --brass-ink:     #FBF4E6;
  --clay:          #B0512E;
  --clay-dk:       #D2724A;
  --accent:        var(--brass);
  --design-b-primary: var(--brass);

  /* Semantic */
  --critical:      #B23A24;
  --success:       #5F6B43;
  --warn:          #B07F36;

  color-scheme: light dark;

  /* Typography */
  --font-display: "Newsreader", "Source Serif 4", "Charter", Georgia, "Times New Roman", serif;
  --font-body:    "Mona Sans", "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  --font-mono:    "Spline Sans Mono", "IBM Plex Mono", ui-monospace, Menlo, monospace;

  --t-meta:  12px;
  --t-cap:   14px;
  --t-body:  17px;
  --t-lead:  21px;
  --t-h3:    26px;
  --t-h2:    clamp(30px, 4.6vw, 46px);
  --t-h1:    clamp(38px, 7.6vw, 78px);

  --lh-body: 1.6;
  --lh-tight: 1.07;
  --track-display: -0.014em;
  --track-kicker:  0.16em;

  /* Spacing */
  --reveal-gap: 4px;
  --trim:       8px;
  --pad:       16px;
  --stack:     24px;
  --bay:       40px;
  --room:      64px;
  --storey:    96px;
  --wing:     128px;

  /* Motion */
  --dur-touch:  150ms;
  --dur-draw:   440ms;
  --dur-wipe:   640ms;
  --dur-uncover:920ms;

  --ease-settle: cubic-bezier(0.22, 0.61, 0.36, 1);
  --ease-draw:   cubic-bezier(0.65, 0, 0.35, 1);
  --ease-reveal: cubic-bezier(0.83, 0, 0.17, 1);

  --cyc-warm:   9s;
  --cyc-dust:   16s;
  --cyc-breath: 5s;

  /* Radius */
  --r-trim:  3px;
  --r-panel: 6px;
  --r-pill:  999px;
}

[data-design="b"] {
  --elev-flush:  inset 0 0 0 1px var(--line);
  --elev-reveal: inset 0 1px 0 0 var(--surface),
                 0 1px 0 0 var(--line),
                 0 12px 26px -20px rgba(37,34,27,0.45);
  --elev-seated: inset 0 2px 5px -2px rgba(37,34,27,0.28),
                 inset 0 0 0 1px var(--line);
  --elev-lift:   0 28px 60px -32px rgba(37,34,27,0.55),
                 0 1px 0 0 var(--line);
}

[data-design="b"].dq-design { background: var(--ground); color: var(--ink); font-family: var(--font-body); font-size: var(--t-body); line-height: var(--lh-body); }

/* ============ HEADER ============ */
[data-design="b"] .rv-header {
  position: sticky; top: 0; z-index: 60;
  /* solid-translucent fill instead of backdrop-filter: blur() — the header hosts an
     always-animating reveal-line (rv-header__line/warm); a live blur would re-sample
     that moving layer every frame and jank mid-range Android (PERF-6). */
  background: color-mix(in oklab, var(--ground) 96%, transparent);
  border-bottom: 1px solid var(--line);
  overflow: clip;
}
[data-design="b"] .rv-header__bar {
  max-width: 1200px; margin-inline: auto;
  padding: var(--pad) clamp(16px, 4vw, 40px);
  display: flex; align-items: center; justify-content: space-between;
  box-sizing: border-box;
}
[data-design="b"] .rv-logo__mark {
  font-family: var(--font-display); font-weight: 600;
  font-size: clamp(19px, 2.4vw, 24px); letter-spacing: var(--track-display);
  color: var(--ink); text-decoration: none;
}
[data-design="b"] .rv-logo { text-decoration: none; }
[data-design="b"] .rv-header__line {
  position: absolute; left: 0; bottom: 0; height: 2px; width: 100%;
  background: linear-gradient(90deg,
     transparent 0%, var(--clay) 14%, var(--brass) 86%, transparent 100%);
  transform-origin: left center; transform: scaleX(0);
  animation: rv-line-draw-b var(--dur-wipe) var(--ease-reveal) 140ms forwards,
             rv-line-drift-b 22s ease-in-out 1.2s infinite;
}
[data-design="b"] .rv-header__warm {
  position: absolute; inset: 0; pointer-events: none; opacity: 0.5;
  background: linear-gradient(90deg,
     color-mix(in oklab, var(--cool-wash) 40%, transparent) 0%,
     transparent 45%,
     color-mix(in oklab, var(--warm-wash) 50%, transparent) 100%);
  animation: rv-header-warm-b 22s ease-in-out infinite;
}
@keyframes rv-line-draw-b { to { transform: scaleX(1); } }
@keyframes rv-line-drift-b { 0%,100% { opacity: 0.9; } 50% { opacity: 0.55; } }
@keyframes rv-header-warm-b {
  0%,100% { background-position: 0% 0; opacity: 0.5; }
  50%     { background-position: 40% 0; opacity: 0.7; }
}

[data-design="b"] .rv-burger {
  display: grid; gap: 5px; width: 44px; height: 44px; padding: 11px;
  background: transparent; border: 1px solid var(--line); border-radius: var(--r-trim);
  cursor: pointer; box-sizing: border-box;
}
[data-design="b"] .rv-burger span {
  height: 2px; background: var(--ink);
  transition: transform var(--dur-draw) var(--ease-settle), opacity var(--dur-touch) linear;
}
[data-design="b"] .rv-burger[aria-expanded="true"] span:nth-child(1){ transform: translateY(7px) rotate(45deg); }
[data-design="b"] .rv-burger[aria-expanded="true"] span:nth-child(2){ opacity: 0; }
[data-design="b"] .rv-burger[aria-expanded="true"] span:nth-child(3){ transform: translateY(-7px) rotate(-45deg); }

[data-design="b"] .rv-drawer { position: fixed; inset: 0; z-index: 70; visibility: hidden; }
[data-design="b"] .rv-drawer[data-open="true"] { visibility: visible; }
[data-design="b"] .rv-drawer__scrim {
  position: absolute; inset: 0; background: color-mix(in oklab, var(--ink) 38%, transparent);
  opacity: 0; transition: opacity var(--dur-wipe) var(--ease-draw);
}
[data-design="b"] .rv-drawer[data-open="true"] .rv-drawer__scrim { opacity: 1; }
[data-design="b"] .rv-drawer__sheet {
  position: absolute; left: 0; right: 0; top: 0;
  background: var(--surface); box-shadow: var(--elev-lift);
  border-bottom: 2px solid var(--clay);
  padding: clamp(24px,6vw,64px) clamp(16px,4vw,40px) var(--bay);
  transform: translateY(-101%); transition: transform var(--dur-wipe) var(--ease-reveal);
  box-sizing: border-box;
}
[data-design="b"] .rv-drawer[data-open="true"] .rv-drawer__sheet { transform: translateY(0); }
[data-design="b"] .rv-drawer__x {
  position: absolute; top: 16px; right: 20px; width: 44px; height: 44px;
  font-size: 28px; line-height: 1; background: none; border: none; color: var(--ink); cursor: pointer;
}
[data-design="b"] .rv-drawer__nav { display: grid; gap: var(--stack); margin-block: var(--bay); }
[data-design="b"] .rv-drawer__nav a {
  font-family: var(--font-display); font-size: clamp(28px,7vw,46px); color: var(--ink);
  text-decoration: none; display: flex; align-items: baseline; gap: var(--pad);
  border-bottom: 1px solid var(--line); padding-bottom: var(--trim);
}
[data-design="b"] .rv-drawer__nav a i {
  font-family: var(--font-mono); font-style: normal; font-size: var(--t-meta);
  color: var(--clay); letter-spacing: 0.1em;
}
[data-design="b"] .rv-drawer__acts { display: flex; gap: var(--stack); flex-wrap: wrap; }

@media (max-width: 560px) {
  [data-design="b"] .rv-header__bar { padding: var(--trim) var(--pad); }
}

/* ============ EXTERNAL LINK CHIPS (tel / etc) ============ */
[data-design="b"] .rv-link-ext {
  display: inline-flex; align-items: center; gap: var(--trim);
}

/* ============ PULL / CTA ============ */
[data-design="b"] .rv-pull {
  display: inline-flex; align-items: center; gap: var(--trim);
  font-family: var(--font-body); font-weight: 600; font-size: var(--t-body);
  padding: 14px 22px; border-radius: var(--r-trim); text-decoration: none;
  cursor: pointer; box-sizing: border-box; min-height: 48px;
  transition: transform var(--dur-touch) var(--ease-settle),
              box-shadow var(--dur-touch) var(--ease-settle),
              background-color var(--dur-draw) var(--ease-draw);
}
[data-design="b"] .rv-pull--primary {
  background: var(--ink); color: var(--surface);
  box-shadow: var(--elev-reveal), inset 0 -2px 0 0 var(--brass);
}
[data-design="b"] .rv-pull--quiet {
  background: transparent; color: var(--ink); box-shadow: inset 0 0 0 1px var(--line);
}
[data-design="b"] .rv-cta { position: relative; overflow: clip; isolation: isolate; }
[data-design="b"] .rv-cta__reveal {
  position: absolute; inset: 0; z-index: -1; transform: translateX(-101%);
  background: linear-gradient(90deg,
     color-mix(in oklab, var(--brass) 92%, var(--ink)) 0%,
     color-mix(in oklab, var(--warm) 60%, var(--brass)) 100%);
  transition: transform var(--dur-wipe) var(--ease-reveal);
}
@media (hover: hover) and (pointer: fine) {
  [data-design="b"] .rv-cta:hover .rv-cta__reveal { transform: translateX(0); }
  [data-design="b"] .rv-cta:hover { color: var(--brass-ink); }
  [data-design="b"] .rv-cta:hover .rv-cta__wedge { transform: translateX(4px); color: var(--brass-ink); }
  [data-design="b"] .rv-chip:hover { border-color: var(--brass); }
}
[data-design="b"] .rv-cta:focus-visible .rv-cta__reveal { transform: translateX(0); }
[data-design="b"] .rv-cta:active { transform: translateY(1px); box-shadow: var(--elev-seated); }
[data-design="b"] .rv-cta:focus-visible { outline: none; box-shadow: 0 0 0 2px var(--ground), 0 0 0 4px var(--brass); }
[data-design="b"] .rv-cta__wedge { display: inline-grid; place-items: center; color: var(--brass);
  transition: transform var(--dur-draw) var(--ease-settle); }
[data-design="b"] .rv-cta { animation: rv-cta-breath-b var(--cyc-breath) var(--ease-draw) infinite; }
@keyframes rv-cta-breath-b {
  0%,100% { box-shadow: var(--elev-reveal), inset 0 -2px 0 0 var(--brass); }
  50%     { box-shadow: var(--elev-reveal), inset 0 -2px 0 0 var(--brass), inset 0 1px 0 0 color-mix(in oklab, var(--warm) 70%, transparent); }
}

/* ============ HERO ============ */
[data-design="b"] .rv-hero {
  position: relative; overflow: clip; isolation: isolate;
  min-height: clamp(520px, 80vh, 840px);
  display: grid; align-items: center;
  padding: var(--wing) clamp(16px,5vw,64px) var(--storey);
  box-sizing: border-box; background: var(--ground);
}
[data-design="b"] .rv-hero__bg { position: absolute; inset: 0; z-index: 0; }
[data-design="b"] .rv-hero__after,
[data-design="b"] .rv-hero__before {
  position: absolute; inset: 0; background-size: cover; background-position: center;
}
[data-design="b"] .rv-hero__after {
  filter: saturate(1.04) brightness(1.02);
  background: linear-gradient(135deg, var(--warm-wash), var(--surface) 60%);
}
[data-design="b"] .rv-hero__before {
  filter: saturate(0.55) brightness(0.84) contrast(0.95);
  background-color: var(--cool-wash);
  clip-path: inset(0 0 0 0);
  animation: rv-uncover-b 2.8s var(--ease-reveal) 0.3s forwards;
}
@keyframes rv-uncover-b {
  0%   { clip-path: inset(0 0 0 0); }
  16%  { clip-path: inset(0 0 0 0); }
  100% { clip-path: inset(0 0 0 100%); }
}
[data-design="b"] .rv-hero__warm {
  position: absolute; inset: 0; mix-blend-mode: soft-light; opacity: 0.45;
  background: radial-gradient(120% 100% at 78% 30%,
     color-mix(in oklab, var(--warm) 80%, transparent) 0%, transparent 62%);
  animation: rv-warm-breath-b var(--cyc-warm) ease-in-out 0.5s infinite;
}
@keyframes rv-warm-breath-b {
  0%,100% { opacity: 0.32; filter: none; }
  50%     { opacity: 0.55; filter: brightness(1.08); }
}
[data-design="b"] .rv-hero__line {
  position: absolute; top: 0; bottom: 0; width: 3px; left: 0;
  background: linear-gradient(var(--clay), var(--brass));
  box-shadow: 0 0 18px 1px color-mix(in oklab, var(--brass) 60%, transparent);
  transform: translateX(0);
  animation: rv-line-sweep-b 2.8s var(--ease-reveal) 0.3s forwards;
}
/* GPU-only sweep: transform: translateX() to a viewport-width offset, not left */
@keyframes rv-line-sweep-b { 0%,16% { transform: translateX(0); opacity: 0; } 20% { opacity: 1; } 100% { transform: translateX(100vw); opacity: 0; } }
[data-design="b"] .rv-hero__plan {
  position: absolute; right: clamp(-30px,-1vw,0px); bottom: 6%;
  width: min(46vw, 480px); height: auto; max-width: 100%; opacity: 0.6; z-index: -1;
}
[data-design="b"] .rv-plan__old { opacity: 0.8; animation: rv-plan-fade-b 3s var(--ease-draw) 0.4s forwards; }
[data-design="b"] .rv-plan__new {
  stroke-dasharray: 1400; stroke-dashoffset: 1400;
  animation: rv-plan-draw-b 2.6s var(--ease-reveal) 0.6s forwards;
}
[data-design="b"] .rv-plan__grain {
  stroke-dasharray: 800; stroke-dashoffset: 800;
  animation: rv-plan-grain-b 3.4s var(--ease-reveal) 1.4s forwards,
             rv-plan-grain-drift-b 8s ease-in-out 4.8s infinite;
}
@keyframes rv-plan-fade-b { to { opacity: 0.12; } }
@keyframes rv-plan-draw-b { to { stroke-dashoffset: 0; } }
@keyframes rv-plan-grain-b { to { stroke-dashoffset: 0; } }
@keyframes rv-plan-grain-drift-b { 0%,100% { opacity: 0.5; } 50% { opacity: 0.85; } }

[data-design="b"] .rv-hero__lockup { position: relative; z-index: 2; max-width: 60ch; }
[data-design="b"] .rv-hero__h {
  font-family: var(--font-display); font-weight: 600; font-size: var(--t-h1);
  line-height: var(--lh-tight); letter-spacing: var(--track-display); color: var(--ink); margin: 0;
  text-wrap: balance; opacity: 1;
}
[data-design="b"] .rv-hero__sub {
  font-size: var(--t-lead); color: var(--ink-2); margin: var(--pad) 0 0; max-width: 46ch; opacity: 1;
}
[data-design="b"] .rv-hero__proof {
  font-family: var(--font-mono); font-size: var(--t-cap); color: var(--muted);
  margin: var(--stack) 0 var(--bay); display: flex; align-items: center; gap: var(--trim); flex-wrap: wrap;
  opacity: 1;
}
[data-design="b"] .rv-tag {
  font-family: var(--font-mono); font-size: var(--t-meta); color: var(--ink);
  border: 1px solid var(--line); border-radius: var(--r-pill); padding: 3px 11px; display: inline-block;
}
[data-design="b"] .rv-tag--cert {
  color: var(--brass); background: color-mix(in oklab, var(--brass) 12%, transparent);
  border-color: color-mix(in oklab, var(--brass) 40%, var(--line));
}
@media (max-width: 768px) {
  [data-design="b"] .rv-hero__plan { width: 84vw; opacity: 0.45; }
  [data-design="b"] .rv-hero { min-height: 62vh; padding-top: var(--storey); }
}
@media (max-width: 390px) {
  [data-design="b"] .rv-hero__sub { font-size: var(--t-body); }
}

/* ============ POINTER ============ */
[data-design="b"] .rv-pointer {
  display: grid; justify-items: center; gap: var(--trim);
  padding: var(--bay) 0; background: var(--ground);
}
[data-design="b"] .rv-pointer__line {
  width: 2px; height: 48px; transform-origin: top center;
  background: linear-gradient(180deg,
     color-mix(in oklab, var(--cool) 70%, transparent) 0%,
     var(--clay) 45%, var(--brass) 100%);
  animation: rv-pointer-draw-b var(--cyc-breath) var(--ease-draw) infinite;
  opacity: 1;
}
@keyframes rv-pointer-draw-b {
  0%      { transform: scaleY(0.55); opacity: 0.55; }
  50%     { transform: scaleY(1);    opacity: 1; }
  100%    { transform: scaleY(0.55); opacity: 0.55; }
}
[data-design="b"] .rv-pointer__tip {
  width: 9px; height: 9px; border-right: 2px solid var(--brass); border-bottom: 2px solid var(--brass);
  transform: rotate(45deg) translateY(-2px);
  animation: rv-pointer-tip-b var(--cyc-breath) var(--ease-draw) infinite;
  opacity: 1;
}
@keyframes rv-pointer-tip-b { 0%,100% { transform: rotate(45deg) translateY(-3px); opacity: .7; } 50% { transform: rotate(45deg) translateY(2px); opacity: 1; } }
[data-design="b"] .rv-pointer__label {
  font-family: var(--font-mono); font-size: var(--t-meta); letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--muted); text-decoration: none; opacity: 1;
}

/* ============ FUNNEL / ESTIMATOR ============ */
[data-design="b"] .rv-funnel {
  padding: var(--storey) clamp(16px,5vw,64px); background: var(--ground); box-sizing: border-box;
}
[data-design="b"] .rv-funnel__head { max-width: 760px; margin-inline: auto; margin-bottom: var(--stack); }
[data-design="b"] .rv-funnel__head h2 { font-family: var(--font-display); font-size: var(--t-h2);
  color: var(--ink); letter-spacing: var(--track-display); margin: var(--trim) 0 0; }
[data-design="b"] .rv-funnel__lede { color: var(--muted); margin-top: var(--trim); }
[data-design="b"] .rv-funnel__bar {
  max-width: 760px; margin-inline: auto; margin-bottom: var(--stack); height: 6px; border-radius: var(--r-pill);
  background: var(--cool-wash); overflow: clip;
}
[data-design="b"] .rv-funnel__fill {
  height: 100%; width: 100%;
  transform-origin: left center;
  transform: scaleX(var(--p, 0));
  background: linear-gradient(90deg, var(--brass), var(--warm));
  transition: transform var(--dur-wipe) var(--ease-reveal);
}

/* live estimator readout — the ballpark range */
[data-design="b"] .rv-est__readout {
  max-width: 760px; margin: 0 auto var(--bay); text-align: center;
  background: var(--surface); border-radius: var(--r-panel); box-shadow: var(--elev-reveal);
  padding: var(--stack) var(--bay); box-sizing: border-box;
}
[data-design="b"] .rv-est__range-label {
  font-family: var(--font-mono); font-size: var(--t-meta); letter-spacing: var(--track-kicker);
  text-transform: uppercase; color: var(--muted); margin: 0 0 var(--trim);
}
[data-design="b"] .rv-est__range {
  font-family: var(--font-display); font-size: var(--t-h2); color: var(--clay);
  margin: 0 0 var(--trim); font-weight: 600;
  transition: color var(--dur-draw) var(--ease-draw);
}
[data-design="b"] .rv-est__sample { font-family: var(--font-mono); font-size: var(--t-meta); color: var(--faint); margin: 0 0 4px; }
[data-design="b"] .rv-est__note { font-size: var(--t-cap); color: var(--muted); margin: 0; }
[data-design="b"] .rv-est__summary { font-size: var(--t-cap); color: var(--muted); margin: 0 0 var(--stack);
  border-left: 2px solid var(--clay); padding-left: var(--pad); }

[data-design="b"] .rv-funnel__form { max-width: 760px; margin-inline: auto; }
[data-design="b"] .rv-step { border: 0; padding: 0; margin: 0; }
[data-design="b"] .rv-step[hidden] { display: none; visibility: hidden; }
[data-design="b"] .rv-step legend {
  font-family: var(--font-display); font-size: var(--t-h3); color: var(--ink);
  margin-bottom: var(--stack); padding: 0;
}
[data-design="b"] .rv-step.is-active { animation: rv-step-reveal-b var(--dur-wipe) var(--ease-reveal); }
@keyframes rv-step-reveal-b { from { opacity: 0; clip-path: inset(0 100% 0 0); } to { opacity: 1; clip-path: inset(0 0 0 0); } }
[data-design="b"] .rv-chips { display: grid; gap: var(--trim);
  grid-template-columns: repeat(auto-fit, minmax(min(100%,220px),1fr)); }
[data-design="b"] .rv-chip {
  text-align: left; font-family: var(--font-body); font-size: var(--t-body); color: var(--ink);
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-trim);
  padding: 16px 18px; min-height: 52px; cursor: pointer;
  transition: transform var(--dur-touch) var(--ease-settle), box-shadow var(--dur-touch) var(--ease-settle),
              border-color var(--dur-draw) var(--ease-draw);
  box-shadow: var(--elev-flush);
  opacity: 1;
}
[data-design="b"] .rv-chip:active,
[data-design="b"] .rv-chip[aria-pressed="true"] { transform: translateY(1px); box-shadow: var(--elev-seated);
  border-color: var(--clay); }
[data-design="b"] .rv-chip:focus-visible { outline: none; box-shadow: 0 0 0 2px var(--ground), 0 0 0 4px var(--brass); }
[data-design="b"] .rv-field { display: grid; gap: var(--reveal-gap); margin-bottom: var(--stack); }
[data-design="b"] .rv-field span { font-size: var(--t-cap); color: var(--muted); }
[data-design="b"] .rv-field input,
[data-design="b"] .rv-field textarea {
  font: inherit; color: var(--ink); background: var(--surface-sunk);
  border: 1px solid var(--line); border-radius: var(--r-trim); padding: 12px 14px; min-height: 48px;
  box-sizing: border-box; width: 100%;
}
[data-design="b"] .rv-field input:focus-visible,
[data-design="b"] .rv-field textarea:focus-visible { outline: none; border-color: var(--brass);
  box-shadow: 0 0 0 3px color-mix(in oklab, var(--brass) 28%, transparent); }
[data-design="b"] .rv-note { font-size: var(--t-cap); color: var(--muted); margin-top: var(--stack);
  border-left: 2px solid var(--clay); padding-left: var(--pad); }
[data-design="b"] .rv-funnel__foot { display: flex; align-items: center; justify-content: space-between;
  gap: var(--stack); margin-top: var(--bay); flex-wrap: wrap; }
[data-design="b"] .rv-funnel__count { font-family: var(--font-mono); font-size: var(--t-meta); color: var(--faint); }
[data-design="b"] .rv-set { text-align: center; padding: var(--bay) 0; }
[data-design="b"] .rv-set[hidden] { display: none; }
[data-design="b"] .rv-set__mark { font-size: 40px; color: var(--success); margin: 0; }
[data-design="b"] .rv-set h3 { font-family: var(--font-display); font-size: var(--t-h3); color: var(--ink); }
@media (max-width: 560px) { [data-design="b"] .rv-funnel { padding-block: var(--room); } }

/* ============ TRACK (materials + process) ============ */
[data-design="b"] .rv-track {
  position: relative; overflow: clip; isolation: isolate;
  padding: var(--storey) clamp(16px,5vw,64px); background: var(--surface);
  border-block: 1px solid var(--line); box-sizing: border-box;
}
[data-design="b"] .rv-track__dust {
  position: absolute; inset: 0; z-index: 0; opacity: 0.4; pointer-events: none;
  background:
     radial-gradient(60% 80% at 20% 10%, color-mix(in oklab,var(--warm-wash) 60%, transparent) 0%, transparent 60%),
     radial-gradient(50% 70% at 90% 90%, color-mix(in oklab,var(--cool-wash) 50%, transparent) 0%, transparent 60%);
  animation: rv-dust-drift-b var(--cyc-dust) ease-in-out infinite;
}
@keyframes rv-dust-drift-b {
  0%,100% { opacity: 0.28; background-position: 0 0, 0 0; }
  50%     { opacity: 0.46; background-position: 4% 2%, -4% -2%; }
}
[data-design="b"] .rv-track__head { position: relative; z-index: 1; max-width: 1200px; margin-inline: auto; margin-bottom: var(--bay); }
[data-design="b"] .rv-kicker {
  font-family: var(--font-mono); font-size: var(--t-meta); text-transform: uppercase;
  letter-spacing: var(--track-kicker); color: var(--clay); margin: 0 0 var(--trim);
}
[data-design="b"] .rv-track__h {
  font-family: var(--font-display); font-size: var(--t-h2); color: var(--ink);
  letter-spacing: var(--track-display); margin: 0; text-wrap: balance;
}
[data-design="b"] .rv-track__phases {
  position: relative; z-index: 1; list-style: none; margin-inline: auto; padding: 0;
  max-width: 1200px; display: grid; gap: var(--stack);
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 220px), 1fr));
}
[data-design="b"] .rv-phase {
  position: relative; background: var(--ground); box-shadow: var(--elev-reveal);
  padding: var(--stack); border-radius: var(--r-panel);
  opacity: 0; transform: translateX(-16px);
  transition: opacity var(--dur-draw) var(--ease-settle), transform var(--dur-draw) var(--ease-settle);
}
[data-design="b"] .rv-track.is-drawn .rv-phase { opacity: 1; transform: none; }
[data-design="b"] .rv-track.is-drawn .rv-phase:nth-child(2){ transition-delay: .08s; }
[data-design="b"] .rv-track.is-drawn .rv-phase:nth-child(3){ transition-delay: .16s; }
[data-design="b"] .rv-track.is-drawn .rv-phase:nth-child(4){ transition-delay: .24s; }
[data-design="b"] .rv-track.is-drawn .rv-phase:nth-child(5){ transition-delay: .32s; }
[data-design="b"] .rv-track.is-drawn .rv-phase:nth-child(6){ transition-delay: .40s; }
[data-design="b"] .rv-phase[data-mark]::before {
  content: ""; position: absolute; left: 0; top: var(--stack); bottom: var(--stack);
  width: 3px; background: var(--clay); border-radius: var(--r-pill);
}
[data-design="b"] .rv-phase i {
  font-family: var(--font-mono); font-style: normal; font-size: var(--t-meta);
  color: var(--brass); letter-spacing: 0.12em;
}
[data-design="b"] .rv-phase b {
  display: block; font-family: var(--font-display); font-size: var(--t-h3);
  color: var(--ink); margin: var(--reveal-gap) 0 var(--trim); font-weight: 600;
}
[data-design="b"] .rv-phase span { color: var(--muted); font-size: var(--t-cap); line-height: var(--lh-body); }
@media (max-width: 560px) {
  [data-design="b"] .rv-track { padding-block: var(--room); }
}

/* ============ REPEATED CTA BAND ============ */
[data-design="b"] .rv-cta-repeat {
  padding: var(--bay) clamp(16px,5vw,64px); text-align: center; background: var(--ground);
}

/* ============ ABOUT / CONTACT ============ */
[data-design="b"] .rv-about {
  padding: var(--storey) clamp(16px,5vw,64px); background: var(--surface);
  border-block: 1px solid var(--line); box-sizing: border-box;
}
[data-design="b"] .rv-about__wrap { max-width: 900px; margin-inline: auto; text-align: left; }
[data-design="b"] .rv-about__wrap h2 {
  font-family: var(--font-display); font-size: var(--t-h2); color: var(--ink);
  letter-spacing: var(--track-display); margin: 0 0 var(--stack); text-wrap: balance;
}
[data-design="b"] .rv-about__wrap p { color: var(--ink-2); max-width: 68ch; }
[data-design="b"] .rv-about__row { display: flex; gap: var(--trim); flex-wrap: wrap; margin: var(--stack) 0; }

/* ============ FOOTER ============ */
[data-design="b"] .rv-footer {
  padding: var(--storey) clamp(16px,5vw,64px); background: var(--ink); color: var(--ink-dk);
  box-sizing: border-box;
}
[data-design="b"] .rv-footer__wrap { max-width: 900px; margin-inline: auto; display: grid; gap: var(--stack); justify-items: start; }
[data-design="b"] .rv-footer__name { font-family: var(--font-display); font-size: var(--t-h3); color: var(--ink-dk); margin: 0; }
[data-design="b"] .rv-footer__meta { font-family: var(--font-mono); font-size: var(--t-cap); color: var(--muted-dk); margin: 0; }
[data-design="b"] .rv-footer .rv-pull--primary { background: var(--brass); color: var(--brass-ink); box-shadow: none; }
[data-design="b"] .rv-footer .rv-pull--quiet { color: var(--ink-dk); box-shadow: inset 0 0 0 1px var(--line-dk); }
[data-design="b"] .rv-footer__copy { font-size: var(--t-meta); color: var(--faint); margin: 0; }

/* ============ REDUCED MOTION ============ */
@media (prefers-reduced-motion: reduce) {
  [data-design="b"] .rv-header__line { transform: scaleX(1); animation: none; }
  [data-design="b"] .rv-header__warm { animation: none; }
  [data-design="b"] .rv-drawer__sheet,
  [data-design="b"] .rv-drawer__scrim { transition: none; }
  [data-design="b"] .rv-cta { animation: none; }
  [data-design="b"] .rv-cta__reveal,
  [data-design="b"] .rv-cta__wedge { transition: none; }
  [data-design="b"] .rv-hero__before { clip-path: inset(0 0 0 100%); animation: none; }
  [data-design="b"] .rv-hero__warm { animation: none; opacity: 0.4; }
  [data-design="b"] .rv-hero__line { display: none; }
  [data-design="b"] .rv-plan__old { opacity: 0.12; animation: none; }
  [data-design="b"] .rv-plan__new { stroke-dashoffset: 0; animation: none; }
  [data-design="b"] .rv-plan__grain { stroke-dashoffset: 0; animation: none; opacity: 0.5; }
  [data-design="b"] .rv-pointer__line { transform: scaleY(1); opacity: 1; animation: none; }
  [data-design="b"] .rv-pointer__tip { animation: none; opacity: 1; }
  [data-design="b"] .rv-step.is-active { animation: none; }
  [data-design="b"] .rv-chip,
  [data-design="b"] .rv-funnel__fill { transition: none; }
  [data-design="b"] .rv-track__dust { animation: none; }
  [data-design="b"] .rv-phase { opacity: 1; transform: none; transition: none; }
}

/* ============ MOBILE / VIEWPORT-CLIP SAFETY (appended, per contract) ============ */
[data-design="b"].dq-design,[data-design="b"] .dq-design{max-width:100%;overflow-x:clip;}
[data-design="b"].dq-design *{min-width:0;}
[data-design="b"].dq-design img,[data-design="b"].dq-design svg:not([data-keep-size]){max-width:100%;height:auto;}

/* stranded-wrapper autofix (drain 2026-07-03): every fixed max-width column centers — gate content_uncentered_left_stranded */
[data-design="b"] .rv-hero__lockup { margin-inline: auto; }
[data-design="b"] .rv-hero__sub { margin-inline: auto; }
[data-design="b"] .rv-about__wrap p { margin-inline: auto; }

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

/* stranded-wrapper autofix (drain 2026-07-03): every fixed max-width column centers — gate content_uncentered_left_stranded */
[data-design="b"] .rv-hero__lockup { margin-inline: auto; }
[data-design="b"] .rv-hero__sub { margin-inline: auto; }
[data-design="b"] .rv-about__wrap p { margin-inline: auto; }