/* ============================================================
   BEAM & BAY — Design-B Scoped Styles
   All selectors scoped under [data-design="b"]
   Keyframes prefixed bb-
   ~1000 line budget
   ============================================================ */

/* Google Fonts import */
@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,400;0,500;0,700;1,400;1,500;1,700&family=Spectral:ital,wght@0,400;0,500;1,400&family=DM+Mono:wght@400;500&display=swap');

/* ── Color tokens (design-b primary exposed) ── */
[data-design="b"] {
  --design-b-primary: #a9762f;

  --bb-cedar-50:   #f6efe1;
  --bb-cedar-100:  #ece2cb;
  --bb-cedar-200:  #d8c8a5;
  --bb-walnut-900: #1f130a;
  --bb-walnut-700: #3d2a18;
  --bb-walnut-500: #7b5a3a;
  --bb-walnut-300: #a8896b;
  --bb-brass-500:  #a9762f;
  --bb-brass-700:  #824e1d;
  --bb-brass-100:  #ecd6a8;
  --bb-rust-700:   #8a3920;
  --bb-sap-700:    #3e6038;

  /* Typography */
  --bb-font-display: "Cormorant Garamond", "Cormorant", "EB Garamond", Georgia, serif;
  --bb-font-body:    "Spectral", "Source Serif Pro", "Charter", Georgia, serif;
  --bb-font-mono:    "DM Mono", "JetBrains Mono", ui-monospace, monospace;

  /* Spacing */
  --bb-shaving:  4px;
  --bb-tick:     8px;
  --bb-mortise:  12px;
  --bb-tenon:    24px;
  --bb-rafter:   40px;
  --bb-bay:      64px;
  --bb-bent:     96px;
  --bb-storey:   128px;
  --bb-ridge:    192px;

  /* Motion */
  --bb-ease-plane:  cubic-bezier(0.35, 0.85, 0.3, 1);
  --bb-ease-chisel: cubic-bezier(0.6, 0, 0.4, 1);
  --bb-ease-fit:    cubic-bezier(0.18, 1.3, 0.4, 1);
  --bb-ease-swing:  cubic-bezier(0.5, 0, 0.5, 1);
  --bb-ease-breath: cubic-bezier(0.45, 0, 0.55, 1);

  --bb-dur-fb:           150ms;
  --bb-dur-plane:        320ms;
  --bb-dur-fit:          520ms;
  --bb-dur-strike:       600ms;
  --bb-dur-raise:        1100ms;
  --bb-dur-breath-fast:  6s;
  --bb-dur-breath-mid:   18s;
  --bb-dur-breath-slow:  32s;

  /* Radius */
  --bb-radius-0:       0;
  --bb-radius-chamfer: 3px;
  --bb-radius-eased:   6px;
  --bb-pill:           999px;

  /* Shadow */
  --bb-shadow-paper:      0 0 0 1px var(--bb-walnut-300), 0 6px 14px -4px rgba(31,19,10,0.10);
  --bb-shadow-bench-lift: 0 0 0 1px var(--bb-walnut-300), 0 14px 36px -8px rgba(31,19,10,0.18);
  --bb-shadow-chamfer:    inset 0 -1px 0 0 rgba(31,19,10,0.18), inset 0 1px 0 0 rgba(246,239,225,0.6);

  /* Base */
  font-family: var(--bb-font-body);
  background: var(--bb-cedar-50);
  color: var(--bb-walnut-900);
  box-sizing: border-box;
}

[data-design="b"] *, [data-design="b"] *::before, [data-design="b"] *::after {
  box-sizing: inherit;
}

/* ── E1: HEADER — Title plate ── */
[data-design="b"] .bb-header {
  position: sticky; top: 0; z-index: 50;
  background: var(--bb-cedar-50);
  border-bottom: 1px solid var(--bb-walnut-300);
  overflow: hidden;
}
[data-design="b"] .bb-header__grain {
  position: absolute; inset: 0;
  background:
    repeating-linear-gradient(0deg, transparent 0 2px, rgba(123,90,58,0.04) 2px 3px, transparent 3px 6px),
    linear-gradient(90deg, transparent 0%, rgba(123,90,58,0.06) 35%, transparent 70%);
  background-size: 100% 100%, 240% 100%;
  animation: bb-grain-drift var(--bb-dur-breath-slow) linear infinite;
  pointer-events: none; opacity: 0.7;
}
@keyframes bb-grain-drift {
  from { background-position: 0 0, 0% 0%; }
  to   { background-position: 0 0, 240% 0%; }
}
[data-design="b"] .bb-header__bracket {
  position: absolute; right: clamp(var(--bb-tenon), 4vw, var(--bb-rafter));
  bottom: 6px; width: 56px; height: 28px;
  color: var(--bb-brass-500); pointer-events: none;
}
[data-design="b"] .bb-bracket-line {
  stroke-dasharray: 100; stroke-dashoffset: 100;
  animation: bb-bracket-cycle 22s var(--bb-ease-breath) infinite;
}
@keyframes bb-bracket-cycle {
  0%   { stroke-dashoffset: 100; }
  25%  { stroke-dashoffset: 0; }
  75%  { stroke-dashoffset: 0; }
  100% { stroke-dashoffset: -100; }
}
[data-design="b"] .bb-header__bar {
  position: relative; z-index: 1;
  display: flex; align-items: center; justify-content: space-between;
  padding: var(--bb-mortise) clamp(var(--bb-tenon), 4vw, var(--bb-rafter));
  min-height: 64px;
}
[data-design="b"] .bb-logo {
  display: inline-flex; align-items: center; gap: var(--bb-mortise);
  text-decoration: none; color: var(--bb-walnut-900);
  font-family: var(--bb-font-display); font-weight: 500;
  font-size: clamp(16px, 2.2vw, 22px); letter-spacing: -0.005em;
}
[data-design="b"] .bb-logo__chip {
  width: 14px; height: 14px; background: var(--bb-brass-500);
  display: inline-block; transform: rotate(45deg); border-radius: 1px;
  flex-shrink: 0;
}
[data-design="b"] .bb-logo__mark { font-style: italic; }
[data-design="b"] .bb-hamburger {
  display: inline-flex; flex-direction: column; gap: 5px;
  background: transparent; border: 1px solid var(--bb-walnut-700);
  padding: 10px 12px; cursor: pointer;
  border-radius: var(--bb-radius-chamfer);
  min-width: 44px; min-height: 44px; justify-content: center;
}
[data-design="b"] .bb-hamburger:hover { border-color: var(--bb-brass-500); }
[data-design="b"] .bb-hamburger__rule {
  display: block; width: 18px; height: 1px; background: var(--bb-walnut-900);
}

/* ── Drawer ── */
[data-design="b"] .bb-drawer {
  position: fixed; inset: 0 0 0 auto;
  width: min(440px, 90vw);
  background: var(--bb-cedar-100);
  border-left: 4px solid var(--bb-brass-500);
  box-shadow: var(--bb-shadow-bench-lift);
  padding: var(--bb-rafter);
  transform: translateX(100%);
  transition: transform var(--bb-dur-raise) var(--bb-ease-plane);
  z-index: 100; overflow-y: auto;
}
[data-design="b"] .bb-drawer[data-open="true"] { transform: translateX(0); }
[data-design="b"] .bb-drawer__close {
  position: absolute; top: var(--bb-tenon); right: var(--bb-tenon);
  background: transparent; border: 1px solid var(--bb-walnut-700);
  color: var(--bb-walnut-900); cursor: pointer;
  width: 44px; height: 44px; border-radius: var(--bb-radius-chamfer);
  font-size: 18px; display: flex; align-items: center; justify-content: center;
}
[data-design="b"] .bb-drawer__close:hover { border-color: var(--bb-brass-500); }
[data-design="b"] .bb-drawer__nav {
  display: flex; flex-direction: column; gap: var(--bb-mortise);
  margin-top: var(--bb-bay);
}
[data-design="b"] .bb-drawer__nav a {
  font-family: var(--bb-font-display); font-weight: 500; font-size: 30px;
  color: var(--bb-walnut-900); text-decoration: none;
  padding: var(--bb-tick) 0;
  position: relative; display: inline-flex; gap: var(--bb-mortise); align-items: baseline;
  min-height: 44px;
}
[data-design="b"] .bb-drawer__nav a::before {
  content: attr(data-num);
  font-family: var(--bb-font-mono); font-size: 12px;
  color: var(--bb-walnut-500); letter-spacing: 0.06em;
}
[data-design="b"] .bb-drawer__nav a::after {
  content: ""; position: absolute;
  left: 38px; right: 0; bottom: -2px; height: 1px;
  background: var(--bb-brass-500);
  transform: scaleX(0); transform-origin: left;
  transition: transform var(--bb-dur-plane) var(--bb-ease-plane);
}
[data-design="b"] .bb-drawer__nav a:hover::after { transform: scaleX(1); }
[data-design="b"] .bb-drawer__ctas {
  display: flex; flex-direction: column; gap: var(--bb-mortise);
  margin-top: var(--bb-rafter);
}
[data-design="b"] .bb-drawer__phone {
  font-family: var(--bb-font-body); font-size: 18px;
  color: var(--bb-walnut-700); text-decoration: none;
  padding: var(--bb-mortise) 0;
  display: flex; align-items: center; gap: var(--bb-tick);
}
[data-design="b"] .bb-drawer__phone:hover { color: var(--bb-walnut-900); }
[data-design="b"] .bb-drawer__meta {
  position: absolute; bottom: var(--bb-tenon); left: var(--bb-rafter);
  font-family: var(--bb-font-mono); font-size: 11px; letter-spacing: 0.1em;
  color: var(--bb-walnut-500); text-transform: uppercase;
}
[data-design="b"] .bb-drawer__backdrop {
  position: fixed; inset: 0; right: min(440px, 90vw);
  background: rgba(31,19,10,0.18);
  display: none;
}
[data-design="b"] .bb-drawer[data-open="true"] ~ .bb-drawer__backdrop,
[data-design="b"] .bb-drawer[data-open="true"] .bb-drawer__backdrop { display: block; }

/* ── E3: HERO — Bent raising substrate ── */
[data-design="b"] .bb-hero {
  position: relative; overflow: hidden;
  padding: var(--bb-ridge) clamp(var(--bb-tenon), 5vw, var(--bb-rafter)) var(--bb-storey);
  background: var(--bb-cedar-50);
  min-height: 60vh;
}
[data-design="b"] .bb-hero__substrate {
  position: absolute; inset: 0; pointer-events: none;
  color: var(--bb-walnut-700); opacity: 0.35;
  display: flex; align-items: flex-end; justify-content: flex-end;
  padding: 0 clamp(var(--bb-tenon), 4vw, var(--bb-rafter)) var(--bb-bay);
}
[data-design="b"] .bb-bent { width: min(640px, 80%); height: auto; }

/* Bent lines: draw-in then dissolve then redraw — perceptible continuous motion */
[data-design="b"] .bb-bent-line {
  stroke-dasharray: 100; stroke-dashoffset: 100;
  animation: bb-bent-draw 22s var(--bb-ease-plane) infinite;
}
[data-design="b"] .bb-bent-line:nth-child(1) { animation-delay: 0s; }
[data-design="b"] .bb-bent-line:nth-child(2) { animation-delay: 1.0s; }
[data-design="b"] .bb-bent-line:nth-child(3) { animation-delay: 2.4s; }
[data-design="b"] .bb-bent-line:nth-child(4) { animation-delay: 3.4s; }
[data-design="b"] .bb-bent-line:nth-child(5) { animation-delay: 4.2s; }
[data-design="b"] .bb-bent-line:nth-child(6) { animation-delay: 4.6s; }
[data-design="b"] .bb-bent-line:nth-child(7) { animation-delay: 5.2s; }
[data-design="b"] .bb-bent-callout {
  font-family: var(--bb-font-mono); font-size: 11px;
  fill: currentColor; opacity: 0; letter-spacing: 0.08em;
  animation: bb-bent-callout-fade 22s var(--bb-ease-breath) infinite;
  animation-delay: 7s;
}
@keyframes bb-bent-draw {
  0%   { stroke-dashoffset: 100; opacity: 0; }
  10%  { opacity: 1; }
  40%  { stroke-dashoffset: 0; opacity: 1; }
  75%  { stroke-dashoffset: 0; opacity: 1; }
  92%  { stroke-dashoffset: -100; opacity: 0; }
  100% { stroke-dashoffset: -100; opacity: 0; }
}
@keyframes bb-bent-callout-fade {
  0%, 30% { opacity: 0; }
  45%, 75% { opacity: 1; }
  92%, 100% { opacity: 0; }
}

/* Hero text — opacity:1 at first paint always */
[data-design="b"] .bb-hero__bay {
  position: relative; z-index: 2; max-width: 62ch;
}
[data-design="b"] .bb-hero__id {
  font-family: var(--bb-font-mono); font-size: 12px; text-transform: uppercase;
  letter-spacing: 0.14em; color: var(--bb-walnut-500);
  margin: 0 0 var(--bb-tenon); padding-bottom: var(--bb-tick);
  border-bottom: 1px solid var(--bb-walnut-300); display: inline-block;
}
[data-design="b"] .bb-hero__title {
  font-family: var(--bb-font-display); font-weight: 500;
  font-size: clamp(44px, 7vw, 76px); line-height: 1.05;
  letter-spacing: -0.012em; color: var(--bb-walnut-900);
  margin: 0 0 var(--bb-tenon); text-wrap: pretty;
  opacity: 1; /* HARD: never opacity:0 */
}
[data-design="b"] .bb-hero__title em {
  font-style: italic; font-weight: 500; color: var(--bb-brass-500);
}
[data-design="b"] .bb-hero__lede {
  font-family: var(--bb-font-body); font-size: clamp(19px, 1.5vw, 24px);
  line-height: 1.55; color: var(--bb-walnut-700);
  margin: 0 0 var(--bb-rafter); max-width: 54ch;
  opacity: 1;
}
[data-design="b"] .bb-hero__cta-row {
  display: flex; gap: var(--bb-tenon); flex-wrap: wrap;
  margin-bottom: var(--bb-tenon);
}
[data-design="b"] .bb-hero__proof {
  font-family: var(--bb-font-mono); font-size: 12px; letter-spacing: 0.1em;
  color: var(--bb-walnut-500); text-transform: uppercase; margin: 0;
  opacity: 1;
}

/* ── E2: CTA — Tenon fit ── */
[data-design="b"] .bb-cta {
  position: relative; display: inline-flex; align-items: center; gap: var(--bb-tick);
  padding: 16px 24px; min-height: 56px; min-width: 44px;
  background: var(--bb-brass-500); color: var(--bb-walnut-900);
  font-family: var(--bb-font-display); font-weight: 500; font-size: 21px;
  letter-spacing: -0.005em; text-decoration: none;
  border: 1px solid var(--bb-brass-700); border-radius: var(--bb-radius-chamfer);
  box-shadow: var(--bb-shadow-chamfer); cursor: pointer;
  transition: transform var(--bb-dur-plane) var(--bb-ease-plane),
              background var(--bb-dur-plane) var(--bb-ease-plane),
              box-shadow var(--bb-dur-plane) var(--bb-ease-plane);
  animation: bb-cta-warm var(--bb-dur-breath-fast) var(--bb-ease-breath) infinite;
}
[data-design="b"] .bb-cta__mortise {
  position: absolute; inset: -8px;
  border: 1px solid var(--bb-brass-500);
  border-radius: calc(var(--bb-radius-chamfer) + 4px);
  opacity: 0;
  transition: opacity var(--bb-dur-plane) var(--bb-ease-plane),
              inset var(--bb-dur-plane) var(--bb-ease-plane);
  pointer-events: none;
}
[data-design="b"] .bb-cta__arrow { font-size: 18px; line-height: 1; }
[data-design="b"] .bb-cta__num {
  position: absolute; right: 8px; bottom: 4px;
  font-family: var(--bb-font-mono); font-size: 9px;
  letter-spacing: 0.1em; opacity: 0.6;
}
[data-design="b"] .bb-cta:hover { transform: translateY(-1px); }
[data-design="b"] .bb-cta:hover .bb-cta__mortise { opacity: 1; }
[data-design="b"] .bb-cta:active {
  transform: translateY(2px); background: var(--bb-brass-700);
  box-shadow: inset 0 3px 0 0 rgba(31,19,10,0.25), inset 0 1px 0 0 rgba(246,239,225,0.4);
  animation: bb-cta-fit var(--bb-dur-fit) var(--bb-ease-fit);
}
[data-design="b"] .bb-cta:focus-visible {
  outline: 2px solid var(--bb-brass-700); outline-offset: 3px;
}
[data-design="b"] .bb-cta--secondary {
  background: var(--bb-cedar-50); color: var(--bb-walnut-900);
  border-color: var(--bb-walnut-700); animation: none;
}
[data-design="b"] .bb-cta--secondary:hover {
  border-color: var(--bb-brass-500);
}
@keyframes bb-cta-warm {
  0%, 100% { background: var(--bb-brass-500); }
  50%       { background: #b8853a; }
}
@keyframes bb-cta-fit {
  0%   { transform: translateY(-1px); }
  40%  { transform: translateY(4px); }
  70%  { transform: translateY(1px); }
  100% { transform: translateY(2px); }
}

/* ── E6: POINTER — Plumb-bob drop ── */
[data-design="b"] .bb-pointer {
  display: flex; flex-direction: column; align-items: center;
  margin: 0 auto var(--bb-tenon);
  width: 64px; cursor: pointer; background: transparent; border: 0; padding: 0;
  color: var(--bb-walnut-700);
  /* VISIBLY rendered: opacity:1, height > 8px at all sizes */
  opacity: 1;
  min-height: 220px;
}
[data-design="b"] .bb-pointer__svg {
  width: 100%; height: 200px; display: block; overflow: visible;
}
[data-design="b"] .bb-pointer__line {
  stroke-dasharray: 100; stroke-dashoffset: 100;
  animation: bb-pointer-drop 1.4s var(--bb-ease-plane) 0.3s forwards;
}
[data-design="b"] .bb-pointer__bob {
  opacity: 0; transform-origin: 0px 0px;
  animation:
    bb-pointer-arrive 0.8s var(--bb-ease-fit) 1.5s forwards,
    bb-pointer-swing var(--bb-dur-breath-fast) var(--bb-ease-swing) infinite 2.4s;
}
[data-design="b"] .bb-pointer__label {
  font-family: var(--bb-font-mono); font-size: 11px;
  letter-spacing: 0.2em; color: var(--bb-walnut-700);
  text-transform: uppercase; margin-top: var(--bb-tick);
  opacity: 0;
  animation: bb-pointer-label 0.6s var(--bb-ease-plane) 2.2s forwards;
}
@keyframes bb-pointer-drop { to { stroke-dashoffset: 0; } }
@keyframes bb-pointer-arrive {
  0%   { transform: translate(0, 0) rotate(-18deg); opacity: 0; }
  60%  { transform: translate(0, 0) rotate(6deg);   opacity: 1; }
  100% { transform: translate(0, 0) rotate(0deg);   opacity: 1; }
}
@keyframes bb-pointer-swing {
  0%, 100% { transform: rotate(-2deg); }
  50%       { transform: rotate(2deg); }
}
@keyframes bb-pointer-label { to { opacity: 1; } }

/* ── E5: FUNNEL — Frame raising ── */
[data-design="b"] .bb-funnel {
  padding: var(--bb-storey) clamp(var(--bb-tenon), 5vw, var(--bb-rafter));
  background: var(--bb-cedar-50);
}
[data-design="b"] .bb-funnel__head { margin-bottom: var(--bb-rafter); max-width: 64ch; }
[data-design="b"] .bb-funnel__id {
  font-family: var(--bb-font-mono); font-size: 12px; text-transform: uppercase;
  letter-spacing: 0.14em; color: var(--bb-walnut-500);
  margin: 0 0 var(--bb-tick); padding-bottom: var(--bb-tick);
  border-bottom: 1px solid var(--bb-walnut-300); display: inline-block;
}
[data-design="b"] .bb-funnel__title {
  font-family: var(--bb-font-display); font-weight: 500;
  font-size: clamp(32px, 4.5vw, 56px); letter-spacing: -0.012em;
  margin: 0 0 var(--bb-mortise); line-height: 1.1;
}
[data-design="b"] .bb-funnel__sub {
  font-family: var(--bb-font-body); font-size: 18px; line-height: 1.55;
  color: var(--bb-walnut-700); margin: 0; max-width: 58ch;
}
[data-design="b"] .bb-funnel__manifest {
  background: var(--bb-cedar-100); border: 1px solid var(--bb-walnut-300);
  border-radius: var(--bb-radius-eased); padding: var(--bb-tenon);
  margin-bottom: var(--bb-rafter); position: relative; min-height: 64px;
}
[data-design="b"] .bb-funnel__manifest-id {
  position: absolute; top: -10px; left: var(--bb-tenon);
  background: var(--bb-cedar-50); padding: 0 var(--bb-tick);
  font-family: var(--bb-font-mono); font-size: 11px; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--bb-walnut-500);
}
[data-design="b"] .bb-funnel__manifest-list {
  display: grid; grid-template-columns: max-content 1fr;
  gap: var(--bb-tick) var(--bb-tenon); margin: 0; min-height: 32px;
  font-family: var(--bb-font-mono); font-size: 13px;
}
[data-design="b"] .bb-funnel__manifest-list:empty::before {
  content: "(no entries yet)"; color: var(--bb-walnut-500);
  font-style: italic; font-family: var(--bb-font-body); font-size: 14px;
  grid-column: 1 / -1;
}
[data-design="b"] .bb-funnel__manifest-list dt {
  color: var(--bb-walnut-500); text-transform: uppercase; letter-spacing: 0.08em;
}
[data-design="b"] .bb-funnel__manifest-list dd {
  margin: 0; color: var(--bb-walnut-900); font-weight: 500;
  font-family: var(--bb-font-display); font-size: 16px;
}
[data-design="b"] .bb-funnel__manifest-list dd[data-fresh="true"] {
  animation: bb-piece-set var(--bb-dur-strike) var(--bb-ease-fit);
}
@keyframes bb-piece-set {
  0%   { transform: translateY(-8px) scale(0.96); opacity: 0; color: var(--bb-brass-700); }
  60%  { transform: translateY(2px) scale(1.02);  opacity: 1; color: var(--bb-brass-700); }
  100% { transform: translateY(0)   scale(1);     opacity: 1; color: var(--bb-walnut-900); }
}
[data-design="b"] .bb-funnel__sheets {
  position: relative; border: 1px solid var(--bb-walnut-300);
  background: var(--bb-cedar-50); border-radius: var(--bb-radius-eased);
  padding: var(--bb-rafter); min-height: 340px; overflow: hidden;
  box-shadow: var(--bb-shadow-paper);
}
[data-design="b"] .bb-funnel__step { border: 0; padding: 0; margin: 0; display: none; }
[data-design="b"] .bb-funnel__step[data-active="true"] {
  display: block;
  animation: bb-step-raise var(--bb-dur-raise) var(--bb-ease-plane) forwards;
}
@keyframes bb-step-raise {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}
[data-design="b"] .bb-funnel__step-id {
  font-family: var(--bb-font-mono); font-size: 13px; letter-spacing: 0.1em;
  color: var(--bb-walnut-500); text-transform: uppercase;
  margin-bottom: var(--bb-tenon); padding: 0; display: block;
}
[data-design="b"] .bb-funnel__choices {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--bb-mortise);
}
[data-design="b"] .bb-funnel__choice {
  font-family: var(--bb-font-display); font-weight: 500; font-size: 22px;
  letter-spacing: -0.008em; background: var(--bb-cedar-50);
  color: var(--bb-walnut-900); border: 1px solid var(--bb-walnut-700);
  border-radius: var(--bb-radius-chamfer); padding: 18px 22px;
  text-align: left; cursor: pointer; min-height: 64px;
  position: relative;
  transition: background var(--bb-dur-fb) var(--bb-ease-plane),
              color var(--bb-dur-fb) var(--bb-ease-plane),
              border-color var(--bb-dur-fb) var(--bb-ease-plane),
              transform var(--bb-dur-fb) var(--bb-ease-plane);
}
[data-design="b"] .bb-funnel__choice::after {
  content: ""; position: absolute; right: 18px; top: 50%;
  width: 14px; height: 1px; background: currentColor;
  transform: translateY(-50%) scaleX(0); transform-origin: right;
  transition: transform var(--bb-dur-plane) var(--bb-ease-plane);
}
[data-design="b"] .bb-funnel__choice:hover {
  background: var(--bb-cedar-200); border-color: var(--bb-brass-500);
}
[data-design="b"] .bb-funnel__choice:hover::after { transform: translateY(-50%) scaleX(1); }
[data-design="b"] .bb-funnel__choice:active { transform: translateY(2px); background: var(--bb-brass-100); }
[data-design="b"] .bb-funnel__choice:focus-visible { outline: 2px solid var(--bb-brass-500); outline-offset: 2px; }
[data-design="b"] .bb-funnel__choice[data-selected="true"] {
  background: var(--bb-brass-100); border-color: var(--bb-brass-500);
}

[data-design="b"] .bb-funnel__contact {
  display: grid; grid-template-columns: 1fr 1fr; gap: var(--bb-tenon);
}
[data-design="b"] .bb-funnel__contact .bb-funnel__submit { grid-column: 1 / -1; justify-self: flex-start; }
[data-design="b"] .bb-field { display: flex; flex-direction: column; gap: var(--bb-tick); }
[data-design="b"] .bb-field--full { grid-column: 1 / -1; }
[data-design="b"] .bb-field span {
  font-family: var(--bb-font-mono); font-size: 12px; letter-spacing: 0.08em;
  color: var(--bb-walnut-500); text-transform: uppercase;
}
[data-design="b"] .bb-field__input {
  font-family: var(--bb-font-body); font-size: 18px; padding: 10px 8px;
  border-top: 1px solid var(--bb-walnut-300);
  border-bottom: 1px solid var(--bb-walnut-300);
  border-left: 1px solid var(--bb-walnut-300);
  border-right: 0; background: transparent; color: var(--bb-walnut-900);
  transition: border-color var(--bb-dur-plane) var(--bb-ease-plane);
  width: 100%;
}
[data-design="b"] .bb-field__input:focus {
  outline: none; border-color: var(--bb-walnut-900); border-left-color: var(--bb-brass-500);
}
[data-design="b"] .bb-field__textarea { resize: vertical; min-height: 80px; }
[data-design="b"] .bb-funnel__nav {
  display: flex; align-items: center; gap: var(--bb-tenon); margin-top: var(--bb-tenon);
}
[data-design="b"] .bb-funnel__back {
  background: transparent; border: 1px solid var(--bb-walnut-700);
  padding: 8px 14px; font-family: var(--bb-font-mono); font-size: 12px;
  letter-spacing: 0.08em; color: var(--bb-walnut-900); cursor: pointer;
  border-radius: var(--bb-radius-chamfer); min-height: 44px;
}
[data-design="b"] .bb-funnel__back:hover { border-color: var(--bb-brass-500); }
[data-design="b"] .bb-funnel__progress {
  flex: 1; height: 1px; background: var(--bb-walnut-300); position: relative;
}
[data-design="b"] .bb-funnel__progress-fill {
  position: absolute; left: 0; top: -1px; bottom: -1px;
  width: 20%; background: var(--bb-brass-500);
  transition: width var(--bb-dur-raise) var(--bb-ease-plane);
}
[data-design="b"] .bb-funnel__counter {
  font-family: var(--bb-font-mono); font-size: 13px;
  letter-spacing: 0.08em; color: var(--bb-walnut-500);
}
[data-design="b"] .bb-funnel__raised {
  display: flex; flex-direction: column; align-items: center;
  text-align: center; padding: var(--bb-rafter) 0;
}
[data-design="b"] .bb-funnel__raised[hidden] { display: none !important; }
[data-design="b"] .bb-funnel__accept {
  width: 180px; height: 180px; color: var(--bb-sap-700);
  margin-bottom: var(--bb-tenon);
  animation: bb-accept-set 720ms var(--bb-ease-fit) both;
}
[data-design="b"] .bb-funnel__accept svg { width: 100%; height: 100%; display: block; }
@keyframes bb-accept-set {
  0%   { transform: scale(0.6) rotate(-8deg); opacity: 0; }
  55%  { transform: scale(1.05) rotate(-3deg); opacity: 1; }
  100% { transform: scale(1) rotate(-4deg); opacity: 1; }
}
[data-design="b"] .bb-funnel__raised-title {
  font-family: var(--bb-font-display); font-weight: 500; font-style: italic;
  font-size: 32px; letter-spacing: -0.01em; margin: 0 0 var(--bb-mortise);
}
[data-design="b"] .bb-funnel__raised-body {
  font-family: var(--bb-font-body); font-size: 18px; line-height: 1.55;
  color: var(--bb-walnut-700); max-width: 50ch; margin: 0;
}
[data-design="b"] .bb-funnel__refnum {
  font-family: var(--bb-font-mono); color: var(--bb-walnut-900);
}

/* Below-funnel trust block */
[data-design="b"] .bb-funnel__trust {
  margin-top: var(--bb-rafter); padding-top: var(--bb-tenon);
  border-top: 1px solid var(--bb-walnut-300);
}
[data-design="b"] .bb-funnel__trust-line {
  font-family: var(--bb-font-mono); font-size: 12px; letter-spacing: 0.1em;
  color: var(--bb-walnut-500); text-transform: uppercase;
  display: flex; flex-wrap: wrap; gap: var(--bb-mortise);
  margin: 0 0 var(--bb-mortise);
}
[data-design="b"] .bb-funnel__trust-note {
  font-family: var(--bb-font-body); font-size: 16px; line-height: 1.55;
  color: var(--bb-walnut-700); margin: 0 0 var(--bb-mortise);
  max-width: 60ch;
}
[data-design="b"] .bb-funnel__trust-phone {
  font-family: var(--bb-font-display); font-weight: 500; font-size: 24px;
  color: var(--bb-walnut-900); text-decoration: none; letter-spacing: -0.005em;
}
[data-design="b"] .bb-funnel__trust-phone:hover { color: var(--bb-brass-500); }

/* ── PORTFOLIO ── */
[data-design="b"] .bb-portfolio {
  position: relative; overflow: hidden;
  padding: var(--bb-storey) clamp(var(--bb-tenon), 5vw, var(--bb-rafter));
  background: var(--bb-cedar-100);
}
[data-design="b"] .bb-portfolio__head { margin-bottom: var(--bb-rafter); position: relative; z-index: 1; }
[data-design="b"] .bb-portfolio__id {
  font-family: var(--bb-font-mono); font-size: 12px; text-transform: uppercase;
  letter-spacing: 0.14em; color: var(--bb-walnut-500); margin: 0 0 var(--bb-tick);
  padding-bottom: var(--bb-tick); border-bottom: 1px solid var(--bb-walnut-300);
  display: inline-block;
}
[data-design="b"] .bb-portfolio__title {
  font-family: var(--bb-font-display); font-weight: 500;
  font-size: clamp(32px, 4.5vw, 56px); letter-spacing: -0.012em;
  margin: 0 0 var(--bb-mortise); line-height: 1.1;
}
[data-design="b"] .bb-portfolio__intro {
  font-family: var(--bb-font-body); font-size: 18px; line-height: 1.55;
  color: var(--bb-walnut-700); max-width: 58ch; margin: 0;
}
[data-design="b"] .bb-portfolio__list {
  list-style: none; padding: 0; margin: 0;
  display: flex; flex-direction: column; gap: var(--bb-tenon);
  position: relative; z-index: 1;
}
[data-design="b"] .bb-portfolio__cta-repeat {
  margin-top: var(--bb-rafter); position: relative; z-index: 1;
}

/* ── E4: Services + joint cards + ambient grain ── */
[data-design="b"] .bb-services {
  position: relative; overflow: hidden;
  padding: var(--bb-storey) clamp(var(--bb-tenon), 5vw, var(--bb-rafter));
  background: var(--bb-cedar-100);
}
[data-design="b"] .bb-services__grain {
  position: absolute; inset: 0; pointer-events: none; opacity: 0.55;
  background:
    repeating-linear-gradient(0deg, transparent 0 3px, rgba(123,90,58,0.06) 3px 4px, transparent 4px 8px),
    linear-gradient(90deg, transparent 0%, rgba(123,90,58,0.08) 30%, transparent 60%);
  background-size: 100% 100%, 200% 100%;
  animation: bb-services-grain var(--bb-dur-breath-slow) linear infinite;
}
@keyframes bb-services-grain {
  from { background-position: 0 0, 0% 0; }
  to   { background-position: 0 0, 200% 0; }
}
[data-design="b"] .bb-services__head {
  position: relative; z-index: 1; margin-bottom: var(--bb-rafter);
}
[data-design="b"] .bb-services__id {
  font-family: var(--bb-font-mono); font-size: 12px; text-transform: uppercase;
  letter-spacing: 0.14em; color: var(--bb-walnut-500); margin: 0 0 var(--bb-tick);
  padding-bottom: var(--bb-tick); border-bottom: 1px solid var(--bb-walnut-300);
  display: inline-block;
}
[data-design="b"] .bb-services__title {
  font-family: var(--bb-font-display); font-weight: 500;
  font-size: clamp(32px, 4.5vw, 56px); letter-spacing: -0.012em;
  margin: 0; line-height: 1.1;
}
[data-design="b"] .bb-services__list {
  position: relative; z-index: 1; list-style: none; padding: 0; margin: 0;
  display: flex; flex-direction: column; gap: var(--bb-tenon);
}

/* Joint row (used in portfolio, services, process) */
[data-design="b"] .bb-joint-row {
  display: grid; grid-template-columns: 72px 1fr auto;
  gap: var(--bb-tenon); align-items: center; padding: var(--bb-tenon);
  background: var(--bb-cedar-50); border: 1px solid var(--bb-walnut-300);
  border-radius: var(--bb-radius-eased); box-shadow: var(--bb-shadow-paper);
  transition: transform var(--bb-dur-plane) var(--bb-ease-plane),
              box-shadow var(--bb-dur-plane) var(--bb-ease-plane);
  opacity: 0; transform: translateY(8px);
}
[data-design="b"] .bb-joint-row[data-in-view="true"] {
  opacity: 1; transform: translateY(0);
  transition: opacity 600ms var(--bb-ease-plane), transform 600ms var(--bb-ease-plane);
}
[data-design="b"] .bb-joint-row:hover { transform: translateY(-2px); box-shadow: var(--bb-shadow-bench-lift); }
[data-design="b"] .bb-joint { width: 64px; height: 64px; color: var(--bb-walnut-900); display: block; }
[data-design="b"] .bb-joint svg { width: 100%; height: 100%; display: block; }
[data-design="b"] .bb-joint__tenon {
  transform: translateX(8px);
  transition: transform var(--bb-dur-fit) var(--bb-ease-fit);
}
[data-design="b"] .bb-joint-row:hover .bb-joint__tenon { transform: translateX(0); }
[data-design="b"] .bb-joint__mortise {
  stroke-dasharray: 88; stroke-dashoffset: 0;
  transition: stroke var(--bb-dur-plane) var(--bb-ease-plane);
}
[data-design="b"] .bb-joint-row:hover .bb-joint__mortise { stroke: var(--bb-brass-500); }
[data-design="b"] .bb-joint-row__body h3 {
  font-family: var(--bb-font-display); font-size: clamp(20px, 2.4vw, 28px);
  font-weight: 500; letter-spacing: -0.008em; margin: 0 0 var(--bb-tick); line-height: 1.15;
}
[data-design="b"] .bb-joint-row__body p {
  font-family: var(--bb-font-body); font-size: 17px; line-height: 1.55;
  color: var(--bb-walnut-700); margin: 0; max-width: 56ch;
}
[data-design="b"] .bb-joint-row__meta {
  font-family: var(--bb-font-mono); font-size: 12px; letter-spacing: 0.06em;
  color: var(--bb-brass-500); padding: 4px 8px; border: 1px solid currentColor;
  border-radius: var(--bb-radius-chamfer); white-space: nowrap; align-self: flex-start;
}

/* ── PROCESS ── */
[data-design="b"] .bb-process {
  padding: var(--bb-storey) clamp(var(--bb-tenon), 5vw, var(--bb-rafter));
  background: var(--bb-cedar-50);
}
[data-design="b"] .bb-process__head { margin-bottom: var(--bb-rafter); }
[data-design="b"] .bb-process__id {
  font-family: var(--bb-font-mono); font-size: 12px; text-transform: uppercase;
  letter-spacing: 0.14em; color: var(--bb-walnut-500); margin: 0 0 var(--bb-tick);
  padding-bottom: var(--bb-tick); border-bottom: 1px solid var(--bb-walnut-300);
  display: inline-block;
}
[data-design="b"] .bb-process__title {
  font-family: var(--bb-font-display); font-weight: 500;
  font-size: clamp(32px, 4.5vw, 56px); letter-spacing: -0.012em;
  margin: 0; line-height: 1.1;
}
[data-design="b"] .bb-process__phases {
  list-style: none; padding: 0; margin: 0;
  display: flex; flex-direction: column; gap: var(--bb-tenon);
}
[data-design="b"] .bb-process-phase { grid-template-columns: 48px 1fr; }
[data-design="b"] .bb-process-phase__num {
  font-family: var(--bb-font-mono); font-size: 20px; letter-spacing: 0.06em;
  color: var(--bb-walnut-500); align-self: flex-start; padding-top: 4px;
}

/* ── ABOUT ── */
[data-design="b"] .bb-about {
  padding: var(--bb-storey) clamp(var(--bb-tenon), 5vw, var(--bb-rafter));
  background: var(--bb-cedar-100);
}
[data-design="b"] .bb-about__inner { max-width: 74ch; }
[data-design="b"] .bb-about__head { margin-bottom: var(--bb-rafter); }
[data-design="b"] .bb-about__id {
  font-family: var(--bb-font-mono); font-size: 12px; text-transform: uppercase;
  letter-spacing: 0.14em; color: var(--bb-walnut-500); margin: 0 0 var(--bb-tick);
  padding-bottom: var(--bb-tick); border-bottom: 1px solid var(--bb-walnut-300);
  display: inline-block;
}
[data-design="b"] .bb-about__title {
  font-family: var(--bb-font-display); font-weight: 500;
  font-size: clamp(28px, 3.5vw, 48px); letter-spacing: -0.012em;
  margin: 0; line-height: 1.1;
}
[data-design="b"] .bb-about__body p {
  font-family: var(--bb-font-body); font-size: 18px; line-height: 1.6;
  color: var(--bb-walnut-700); margin: 0 0 var(--bb-tenon); max-width: 60ch;
}
[data-design="b"] .bb-about__spec {
  display: grid; grid-template-columns: max-content 1fr;
  gap: var(--bb-tick) var(--bb-tenon); margin-top: var(--bb-rafter);
  font-family: var(--bb-font-mono); font-size: 13px;
}
[data-design="b"] .bb-about__spec dt {
  color: var(--bb-walnut-500); text-transform: uppercase; letter-spacing: 0.08em;
}
[data-design="b"] .bb-about__spec dd {
  margin: 0; color: var(--bb-walnut-900); font-family: var(--bb-font-display); font-size: 16px;
}
[data-design="b"] .bb-about__spec a {
  color: var(--bb-walnut-900); text-decoration: none;
}
[data-design="b"] .bb-about__spec a:hover { color: var(--bb-brass-500); }

/* ── FOOTER ── */
[data-design="b"] .bb-footer {
  background: var(--bb-cedar-100);
  padding: var(--bb-bay) clamp(var(--bb-tenon), 5vw, var(--bb-rafter)) var(--bb-rafter);
  border-top: 1px solid var(--bb-walnut-300);
}
[data-design="b"] .bb-footer__rule {
  height: 1px; background: var(--bb-walnut-300); margin-bottom: var(--bb-bay);
}
[data-design="b"] .bb-footer__grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--bb-rafter); margin-bottom: var(--bb-rafter);
}
[data-design="b"] .bb-footer__col { display: flex; flex-direction: column; gap: var(--bb-mortise); }
[data-design="b"] .bb-logo--footer { font-size: 18px; }
[data-design="b"] .bb-footer__blurb {
  font-family: var(--bb-font-body); font-size: 16px; line-height: 1.55;
  color: var(--bb-walnut-700); max-width: 32ch; margin: 0;
}
[data-design="b"] .bb-footer__col-title {
  font-family: var(--bb-font-mono); font-size: 11px; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--bb-walnut-500); margin: 0;
}
[data-design="b"] .bb-footer__phone {
  font-family: var(--bb-font-display); font-weight: 500; font-size: 22px;
  color: var(--bb-walnut-900); text-decoration: none; letter-spacing: -0.005em;
}
[data-design="b"] .bb-footer__phone:hover { color: var(--bb-brass-500); }
[data-design="b"] .bb-footer__cta-link {
  font-family: var(--bb-font-display); font-size: 18px; font-style: italic;
  color: var(--bb-brass-500); text-decoration: none;
}
[data-design="b"] .bb-footer__cta-link:hover { color: var(--bb-brass-700); }
[data-design="b"] .bb-footer__links {
  list-style: none; padding: 0; margin: 0;
  display: flex; flex-direction: column; gap: var(--bb-tick);
}
[data-design="b"] .bb-footer__links a {
  font-family: var(--bb-font-body); font-size: 16px; color: var(--bb-walnut-700);
  text-decoration: none;
}
[data-design="b"] .bb-footer__links a:hover { color: var(--bb-walnut-900); }
[data-design="b"] .bb-footer__base {
  display: flex; flex-wrap: wrap; gap: var(--bb-mortise);
  font-family: var(--bb-font-mono); font-size: 11px; letter-spacing: 0.1em;
  color: var(--bb-walnut-500); text-transform: uppercase;
  padding-top: var(--bb-tenon); border-top: 1px solid var(--bb-walnut-300);
}

/* ── Reduced motion fallbacks ── */
@media (prefers-reduced-motion: reduce) {
  [data-design="b"] .bb-header__grain,
  [data-design="b"] .bb-services__grain { animation: none; }
  [data-design="b"] .bb-bracket-line { animation: none; stroke-dashoffset: 0; }
  [data-design="b"] .bb-cta { animation: none; }
  [data-design="b"] .bb-bent-line { animation: none; stroke-dashoffset: 0; }
  [data-design="b"] .bb-bent-callout { animation: none; opacity: 1; }
  [data-design="b"] .bb-pointer__line { animation: none; stroke-dashoffset: 0; }
  [data-design="b"] .bb-pointer__bob { animation: none; opacity: 1; transform: translate(0,0) rotate(0deg); }
  [data-design="b"] .bb-pointer__label { animation: none; opacity: 1; }
  [data-design="b"] .bb-funnel__step { animation: none !important; opacity: 1; transform: none; }
  [data-design="b"] .bb-funnel__manifest-list dd { animation: none !important; }
  [data-design="b"] .bb-funnel__accept { animation: none; transform: scale(1) rotate(-4deg); opacity: 1; }
  [data-design="b"] .bb-joint-row { opacity: 1; transform: none; }
  [data-design="b"] .bb-joint__tenon { transform: translateX(0); }
}

/* ── Breakpoints ── */
@media (max-width: 768px) {
  [data-design="b"] .bb-joint-row {
    grid-template-columns: 48px 1fr;
  }
  [data-design="b"] .bb-joint { width: 48px; height: 48px; }
  [data-design="b"] .bb-joint-row__meta { grid-column: 1 / -1; justify-self: flex-start; }
  [data-design="b"] .bb-process-phase { grid-template-columns: 32px 1fr; }
  [data-design="b"] .bb-funnel__choices,
  [data-design="b"] .bb-funnel__contact { grid-template-columns: 1fr; }
  [data-design="b"] .bb-funnel__contact .bb-funnel__submit { justify-self: stretch; }
  [data-design="b"] .bb-hero { min-height: 100svh; display: flex; flex-direction: column; justify-content: flex-end; }
}
@media (max-width: 560px) {
  [data-design="b"] .bb-logo { font-size: 16px; }
  [data-design="b"] .bb-pointer { width: 48px; }
  [data-design="b"] .bb-pointer__svg { height: 160px; }
  [data-design="b"] .bb-cta { font-size: 18px; width: 100%; justify-content: center; }
}

/* ── Mobile overflow guard (MANDATORY — appended last) ── */
[data-design="b"].dq-design, [data-design="b"] .dq-design { max-width: 100%; overflow-x: clip; }
[data-design="b"] * { min-width: 0; }
[data-design="b"] img, [data-design="b"] svg:not([data-keep-size]) { max-width: 100%; height: 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; }