/*
 * Castleberry Painting — Design A / Specimen Card
 * All rules scoped to [data-design="a"]
 * Token system exposed via --design-a-primary on the root scope block
 * Schema: specimen-card v0.6.0 — adapted for data-design="a" scope
 */

/* ============================================================ */
/* FONT IMPORT                                                   */
/* ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,400;0,500;0,600;1,400&family=IBM+Plex+Sans:wght@400;500;600&family=IBM+Plex+Mono:wght@400;500&display=swap');

/* ============================================================ */
/* TOKEN SYSTEM                                                  */
/* [data-design="a"] is the cascade root                        */
/* ============================================================ */

[data-design="a"] {
  /* Primary brand token — exposed for orchestrator */
  --design-a-primary: #8B3A2F;

  /* Surface & ink */
  --sc-paper          : #F2EDE3;
  --sc-paper-dim      : #E8E1D1;
  --sc-paper-dark     : #1A1815;
  --sc-paper-dark-dim : #221F1B;
  --sc-ink            : #1B1A18;
  --sc-ink-soft       : #4A4640;
  --sc-muted          : #8C8678;
  --sc-line           : #C8BFA8;
  --sc-line-strong    : #7A7159;

  /* Four house chips */
  --sc-chip-01        : #8B3A2F;   /* Studio Red — primary brand */
  --sc-chip-02        : #2E3B36;   /* Library Green — secondary */
  --sc-chip-03        : #D9C098;   /* Limestone — warm neutral */
  --sc-chip-04        : #1F2937;   /* Slate — deep accent */

  /* Wet-coat variants */
  --sc-chip-01-wet    : #A0463A;
  --sc-chip-02-wet    : #38473F;
  --sc-chip-03-wet    : #E2CDA8;
  --sc-chip-04-wet    : #2A3543;

  /* Gloss & semantics */
  --sc-gloss          : rgba(255,255,255,0.42);
  --sc-gloss-dark     : rgba(255,255,255,0.18);
  --sc-critical       : #B23A1F;
  --sc-success        : #3F5E47;

  /* Semantic mapping */
  --sc-surface        : var(--sc-paper);
  --sc-surface-sunk   : var(--sc-paper-dim);
  --sc-text           : var(--sc-ink);
  --sc-text-soft      : var(--sc-ink-soft);
  --sc-text-mute      : var(--sc-muted);
  --sc-rule           : var(--sc-line);
  --sc-rule-strong    : var(--sc-line-strong);
  --sc-brand          : var(--sc-chip-01);
  --sc-brand-wet      : var(--sc-chip-01-wet);
  --sc-accent         : var(--sc-chip-02);
  --sc-accent-warm    : var(--sc-chip-03);
  --sc-accent-deep    : var(--sc-chip-04);

  /* Elevation — flat printed object, no drop shadows */
  --sc-elev-wet       : inset 0 1px 0 0 var(--sc-gloss);

  /* Fonts */
  --sc-font-display : 'Cormorant Garamond', 'Cormorant', 'Garamond', 'Times New Roman', serif;
  --sc-font-body    : 'IBM Plex Sans', -apple-system, 'Helvetica Neue', sans-serif;
  --sc-font-mono    : 'IBM Plex Mono', 'SFMono-Regular', 'Menlo', monospace;

  /* Type scale — fluid */
  --sc-type-specimen : clamp(40px, 6.5vw, 88px);
  --sc-type-display  : clamp(32px, 4.5vw, 60px);
  --sc-type-headline : clamp(22px, 2.8vw, 34px);
  --sc-type-body-lg  : clamp(18px, 1.6vw, 21px);
  --sc-type-body     : clamp(16px, 1.4vw, 18px);
  --sc-type-caption  : 14px;
  --sc-type-tag      : 12px;

  /* Spacing — named in painter's language */
  --sc-hairline : 1px;
  --sc-stitch   : 4px;
  --sc-cut-in   : 8px;
  --sc-stroke   : 16px;
  --sc-coat     : 24px;
  --sc-bay      : 40px;
  --sc-wall     : 64px;
  --sc-room     : 96px;
  --sc-gallery  : 160px;

  /* Motion durations */
  --sc-dur-lay      : 180ms;
  --sc-dur-settle   : 320ms;
  --sc-dur-dry      : 640ms;
  --sc-dur-cure     : 1400ms;
  --sc-dur-study-a  : 12000ms;
  --sc-dur-study-b  : 19000ms;
  --sc-dur-breath   : 5200ms;
  --sc-dur-pointer  : 4800ms;

  /* Easing */
  --sc-ease-lay     : cubic-bezier(.22, .61, .36, 1);
  --sc-ease-edge    : cubic-bezier(.65, .04, .35, 1);
  --sc-ease-settle  : cubic-bezier(.16, 1, .3, 1);
  --sc-ease-press   : cubic-bezier(.4, 0, .6, 1);

  /* Radius */
  --sc-radius-chip   : 0;
  --sc-radius-stitch : 2px;
  --sc-radius-btn    : 4px;
  --sc-radius-status : 999px;

  /* Base */
  box-sizing: border-box;
  background: var(--sc-paper);
  color: var(--sc-ink);
  font-family: var(--sc-font-body);
  font-size: var(--sc-type-body);
  line-height: 1.55;
}

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

/* ============================================================ */
/* TYPE UTILITY CLASSES                                          */
/* ============================================================ */

[data-design="a"] .sc-type-specimen {
  font-family: var(--sc-font-display);
  font-weight: 500;
  font-size: var(--sc-type-specimen);
  line-height: 0.96;
  letter-spacing: -0.02em;
}
[data-design="a"] .sc-type-display {
  font-family: var(--sc-font-display);
  font-weight: 500;
  font-size: var(--sc-type-display);
  line-height: 1.04;
  letter-spacing: -0.015em;
}
[data-design="a"] .sc-type-italic { font-style: italic; font-feature-settings: "ss01"; }
[data-design="a"] .sc-type-headline {
  font-family: var(--sc-font-body);
  font-weight: 600;
  font-size: var(--sc-type-headline);
  line-height: 1.18;
  letter-spacing: -0.005em;
}
[data-design="a"] .sc-type-body {
  font-family: var(--sc-font-body);
  font-weight: 400;
  font-size: var(--sc-type-body);
  line-height: 1.55;
}
[data-design="a"] .sc-type-body-lg {
  font-family: var(--sc-font-body);
  font-weight: 400;
  font-size: var(--sc-type-body-lg);
  line-height: 1.5;
}
[data-design="a"] .sc-type-caption {
  font-family: var(--sc-font-body);
  font-weight: 500;
  font-size: var(--sc-type-caption);
  line-height: 1.4;
  letter-spacing: 0.01em;
}
[data-design="a"] .sc-type-tag {
  font-family: var(--sc-font-mono);
  font-weight: 400;
  font-size: var(--sc-type-tag);
  line-height: 1.0;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* ============================================================ */
/* ELEMENT 1: ANIMATED MINIMALIST HEADER                        */
/* Verbatim from design.md, scoped to [data-design="a"]         */
/* ============================================================ */

[data-design="a"] .sc-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--sc-paper);
}
[data-design="a"] .sc-header__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--sc-stroke) clamp(var(--sc-stroke), 4vw, var(--sc-bay));
  min-height: 64px;
}
[data-design="a"] .sc-header__logo {
  text-decoration: none;
  color: var(--sc-ink);
}
[data-design="a"] .sc-header__logo-mark {
  font-family: var(--sc-font-display);
  font-weight: 500;
  font-size: 24px;
  letter-spacing: -0.01em;
  line-height: 1;
}
[data-design="a"] .sc-header__menu {
  appearance: none;
  background: transparent;
  border: 1px solid var(--sc-rule);
  border-radius: var(--sc-radius-btn);
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  gap: 5px;
  cursor: pointer;
  grid-template-rows: 1px 1px;
  padding: 0 10px;
}
[data-design="a"] .sc-header__menu-bar {
  display: block;
  width: 100%;
  height: 1px;
  background: var(--sc-ink);
}
[data-design="a"] .sc-header__menu:hover { border-color: var(--sc-ink); }

/* Atmospheric wet-edge rule — visual only */
[data-design="a"] .sc-header__rule {
  position: relative;
  height: 1px;
  background: var(--sc-rule);
  overflow: hidden;
}
[data-design="a"] .sc-header__wet {
  position: absolute;
  top: -1px;
  left: -20%;
  width: 22%;
  height: 3px;
  background: linear-gradient(90deg, transparent 0%, var(--sc-brand-wet) 40%, var(--sc-gloss) 50%, var(--sc-brand-wet) 60%, transparent 100%);
  filter: blur(0.5px);
  animation: sc-header-wet-edge var(--sc-dur-study-b) var(--sc-ease-edge) infinite;
}

@keyframes sc-header-wet-edge {
  0%   { transform: translateX(0);    opacity: 0; }
  6%   {                               opacity: 1; }
  50%  { transform: translateX(420%); opacity: 1; }
  94%  {                               opacity: 1; }
  100% { transform: translateX(560%); opacity: 0; }
}

/* Drawer — slides in from right */
[data-design="a"] .sc-drawer {
  position: fixed;
  inset: 0;
  z-index: 60;
  background: rgba(27,26,24,0.32);
}
[data-design="a"] .sc-drawer[hidden] { display: none; }
[data-design="a"] .sc-drawer__panel {
  position: absolute;
  top: 0;
  right: 0;
  height: 100%;
  width: min(360px, 88vw);
  background: var(--sc-paper);
  border-top: 3px solid var(--sc-brand);
  padding: var(--sc-coat);
  display: flex;
  flex-direction: column;
  gap: var(--sc-bay);
  transform: translateX(100%);
  transition: transform var(--sc-dur-dry) var(--sc-ease-edge);
}
[data-design="a"] .sc-drawer.is-open .sc-drawer__panel { transform: translateX(0); }
[data-design="a"] .sc-drawer__close {
  appearance: none;
  background: transparent;
  border: 0;
  font-family: var(--sc-font-mono);
  font-size: 24px;
  line-height: 1;
  color: var(--sc-ink);
  cursor: pointer;
  align-self: flex-end;
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
}
[data-design="a"] .sc-drawer__nav {
  display: flex;
  flex-direction: column;
  gap: var(--sc-stroke);
}
[data-design="a"] .sc-drawer__link {
  font-family: var(--sc-font-display);
  font-size: 32px;
  font-weight: 500;
  color: var(--sc-ink);
  text-decoration: none;
  padding: 8px 0;
  border-bottom: 1px solid var(--sc-rule);
  letter-spacing: -0.01em;
  min-height: 44px;
  display: flex;
  align-items: center;
}
[data-design="a"] .sc-drawer__link:hover { color: var(--sc-brand); }
[data-design="a"] .sc-drawer__foot {
  margin-top: auto;
  color: var(--sc-text-mute);
  display: flex;
  flex-direction: column;
  gap: var(--sc-stitch);
}
[data-design="a"] .sc-drawer__phone-cta {
  color: var(--sc-text);
  text-decoration: none;
  font-family: var(--sc-font-body);
  font-size: var(--sc-type-body-lg);
  font-weight: 600;
  min-height: 44px;
  display: flex;
  align-items: center;
}
[data-design="a"] .sc-drawer__phone-cta:hover { color: var(--sc-brand); }

@media (max-width: 380px) {
  [data-design="a"] .sc-header__logo-mark { font-size: 20px; }
}
@media (prefers-reduced-motion: reduce) {
  [data-design="a"] .sc-header__wet { animation: none; left: 40%; opacity: 0.5; }
  [data-design="a"] .sc-drawer__panel { transition: none; }
}

/* ============================================================ */
/* HERO — Element 3 backdrop + text structure                   */
/* One animated layer (color-wash fill) behind hero text        */
/* hero.md themed-movement: color-wash backdrop, draw→settle    */
/* ============================================================ */

[data-design="a"] .sc-hero {
  position: relative;
  min-height: clamp(60vh, 72vh, 84vh);
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  background: var(--sc-paper-dim);
  padding: var(--sc-room) clamp(var(--sc-stroke), 5vw, var(--sc-bay));
  padding-bottom: var(--sc-gallery);
}

/* Element 3: backdrop — color-wash fill transformation motif */
[data-design="a"] .sc-hero__backdrop {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

/* Primary wash: Studio Red flood that draws in from bottom-left on load */
[data-design="a"] .sc-hero__wash--a {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 65%;
  height: 55%;
  background: linear-gradient(145deg, var(--sc-chip-01) 0%, var(--sc-chip-01-wet) 55%, transparent 100%);
  transform-origin: bottom left;
  animation: sc-hero-wash-a 8s var(--sc-ease-lay) forwards, sc-hero-wash-breath 18s ease-in-out 8s infinite;
  opacity: 0;
}
/* Library Green wash: fills from top-right, offset */
[data-design="a"] .sc-hero__wash--b {
  position: absolute;
  top: 0;
  right: 0;
  width: 50%;
  height: 45%;
  background: linear-gradient(215deg, var(--sc-chip-02) 0%, var(--sc-chip-02-wet) 60%, transparent 100%);
  transform-origin: top right;
  animation: sc-hero-wash-b 10s var(--sc-ease-lay) 1.2s forwards, sc-hero-wash-breath-b 21s ease-in-out 11s infinite;
  opacity: 0;
}

/* Chip column — right rail: 4 house chips, vertical strip */
[data-design="a"] .sc-hero__chips {
  position: absolute;
  right: clamp(var(--sc-stroke), 4vw, var(--sc-bay));
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  gap: var(--sc-stitch);
  z-index: 1;
}
[data-design="a"] .sc-hero__chip {
  display: block;
  width: 40px;
  height: 72px;
  background: var(--chip-bg);
  box-shadow: var(--sc-elev-wet);
  animation: sc-hero-chip-settle var(--sc-dur-cure) var(--sc-ease-settle) calc(var(--i) * 200ms + 600ms) both;
}

@keyframes sc-hero-wash-a {
  0%   { opacity: 0; transform: scale(0.4) translate(-15%, 15%); }
  40%  { opacity: 0.65; transform: scale(1.05) translate(0, 0); }
  100% { opacity: 0.52; transform: scale(1) translate(0, 0); }
}
@keyframes sc-hero-wash-b {
  0%   { opacity: 0; transform: scale(0.5) translate(12%, -12%); }
  40%  { opacity: 0.45; transform: scale(1.08) translate(0, 0); }
  100% { opacity: 0.38; transform: scale(1) translate(0, 0); }
}
@keyframes sc-hero-wash-breath {
  0%, 100% { opacity: 0.52; transform: scale(1); }
  50%      { opacity: 0.62; transform: scale(1.03); }
}
@keyframes sc-hero-wash-breath-b {
  0%, 100% { opacity: 0.38; }
  50%      { opacity: 0.44; }
}
@keyframes sc-hero-chip-settle {
  0%   { opacity: 0; transform: translateX(20px); }
  100% { opacity: 1; transform: translateX(0); }
}

/* Hero text content */
[data-design="a"] .sc-hero__content {
  position: relative;
  z-index: 2;
  display: grid;
  gap: var(--sc-coat);
  max-width: 680px;
}
[data-design="a"] .sc-hero__headline {
  margin: 0;
  color: var(--sc-ink);
  /* Legible on paper+wash: text sits on light paper-dim, wash below */
}
[data-design="a"] .sc-hero__subtitle {
  margin: 0;
  color: var(--sc-text-soft);
  max-width: 58ch;
}
[data-design="a"] .sc-hero__proof {
  margin: 0;
  color: var(--sc-text-mute);
  letter-spacing: 0.08em;
}

/* Mobile: chip rail becomes horizontal row below content */
@media (max-width: 640px) {
  [data-design="a"] .sc-hero {
    align-items: flex-start;
    padding-bottom: var(--sc-room);
    min-height: 100svh;
  }
  [data-design="a"] .sc-hero__chips {
    position: static;
    transform: none;
    flex-direction: row;
    order: 99;
    margin-top: var(--sc-coat);
  }
  [data-design="a"] .sc-hero__chip {
    width: 36px;
    height: 48px;
  }
  [data-design="a"] .sc-hero__content {
    padding-top: var(--sc-room);
  }
}

@media (prefers-reduced-motion: reduce) {
  [data-design="a"] .sc-hero__wash--a,
  [data-design="a"] .sc-hero__wash--b {
    animation: none;
    opacity: 0.42;
    transform: scale(1);
  }
  [data-design="a"] .sc-hero__chip { animation: none; opacity: 1; transform: none; }
}

/* ============================================================ */
/* ELEMENT 2: ANIMATED CTA — funnel-anchor                      */
/* Verbatim from design.md, scoped to [data-design="a"]         */
/* Applies everywhere .sc-cta appears                           */
/* ============================================================ */

[data-design="a"] .sc-cta {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 14px;
  padding: 18px 28px;
  min-height: 56px;
  min-width: 44px;
  background: var(--sc-brand);
  color: var(--sc-paper);
  font-family: var(--sc-font-body);
  font-weight: 600;
  font-size: 16px;
  text-decoration: none;
  border-radius: var(--sc-radius-btn);
  box-shadow: var(--sc-elev-wet);
  overflow: hidden;
  isolation: isolate;
  cursor: pointer;
  border: 0;
  animation: sc-cta-breath var(--sc-dur-breath) ease-in-out infinite;
  transition:
    background-color var(--sc-dur-settle) var(--sc-ease-settle),
    transform var(--sc-dur-lay) var(--sc-ease-press);
}
[data-design="a"] .sc-cta__arrow {
  font-family: var(--sc-font-mono);
  font-size: 18px;
  line-height: 1;
  transition: transform var(--sc-dur-settle) var(--sc-ease-settle);
}
[data-design="a"] .sc-cta__wet {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(105deg, transparent 30%, var(--sc-gloss) 50%, transparent 70%);
  transform: translateX(-110%);
  z-index: 1;
}
[data-design="a"] .sc-cta__label,
[data-design="a"] .sc-cta__arrow { position: relative; z-index: 2; }

[data-design="a"] .sc-cta:hover { background: var(--sc-brand-wet); }
[data-design="a"] .sc-cta:hover .sc-cta__wet {
  transform: translateX(110%);
  transition: transform 480ms var(--sc-ease-edge);
}
[data-design="a"] .sc-cta:hover .sc-cta__arrow { transform: translateX(4px); }
[data-design="a"] .sc-cta:focus-visible { outline: 2px solid var(--sc-brand); outline-offset: 4px; }
[data-design="a"] .sc-cta:active { transform: scale(0.98); box-shadow: none; }

@keyframes sc-cta-breath {
  0%, 100% { box-shadow: inset 0 1px 0 0 rgba(255,255,255,0.35); }
  50%      { box-shadow: inset 0 1px 0 0 rgba(255,255,255,0.55); }
}

[data-design="a"] .sc-hero__cta { align-self: start; }

@media (prefers-reduced-motion: reduce) {
  [data-design="a"] .sc-cta { animation: none; }
  [data-design="a"] .sc-cta:hover .sc-cta__wet { transition: none; transform: translateX(-110%); }
}

/* ============================================================ */
/* ELEMENT 6: ANIMATED POINTER — Wet-Stroke                     */
/* Verbatim from design.md, scoped to [data-design="a"]         */
/* href="#funnel" per trade.md pointer_target                   */
/* ============================================================ */

[data-design="a"] .sc-pointer {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: var(--sc-bay) 0;
  color: var(--sc-text-mute);
  text-decoration: none;
  background: var(--sc-paper);
  cursor: default;
}
[data-design="a"] .sc-pointer__svg {
  display: block;
  width: 24px;
  height: 220px;
  overflow: visible;
}
[data-design="a"] .sc-pointer__stroke {
  fill: var(--sc-accent);
  transform-origin: top;
  animation: sc-pointer-lay var(--sc-dur-pointer) var(--sc-ease-edge) infinite;
}
[data-design="a"] .sc-pointer__tip {
  fill: var(--sc-brand);
  animation: sc-pointer-tip var(--sc-dur-pointer) var(--sc-ease-edge) infinite;
  filter: drop-shadow(0 0 0 transparent);
}
[data-design="a"] .sc-pointer__drip {
  fill: var(--sc-brand-wet);
  opacity: 0;
  animation: sc-pointer-drip var(--sc-dur-pointer) var(--sc-ease-lay) infinite;
}
[data-design="a"] .sc-pointer__label { letter-spacing: 0.08em; }

@keyframes sc-pointer-lay {
  0%   { transform: scaleY(0); opacity: 0; }
  10%  {                        opacity: 1; }
  80%  { transform: scaleY(1); opacity: 1; }
  100% { transform: scaleY(1); opacity: 0; }
}
@keyframes sc-pointer-tip {
  0%   { cy: 0;   opacity: 0; }
  10%  {          opacity: 1; }
  80%  { cy: 200; opacity: 1; }
  100% { cy: 200; opacity: 0; }
}
@keyframes sc-pointer-drip {
  0%, 78%  { opacity: 0; transform: translateY(0); }
  82%      { opacity: 1; transform: translateY(0); }
  100%     { opacity: 0; transform: translateY(8px); }
}

/* SMIL fallback for browsers that don't animate SVG cy via CSS */
@supports not (cy: 0) {
  [data-design="a"] .sc-pointer__tip {
    animation: sc-pointer-tip-y var(--sc-dur-pointer) var(--sc-ease-edge) infinite;
  }
  @keyframes sc-pointer-tip-y {
    0%   { transform: translateY(0);     opacity: 0; }
    10%  {                               opacity: 1; }
    80%  { transform: translateY(200px); opacity: 1; }
    100% { transform: translateY(200px); opacity: 0; }
  }
}

@media (prefers-reduced-motion: reduce) {
  [data-design="a"] .sc-pointer__stroke,
  [data-design="a"] .sc-pointer__tip,
  [data-design="a"] .sc-pointer__drip { animation: none; }
  [data-design="a"] .sc-pointer__stroke { transform: scaleY(1); opacity: 0.7; }
  [data-design="a"] .sc-pointer__tip   { transform: translateY(200px); opacity: 1; }
}

/* ============================================================ */
/* ELEMENT 5: FUNNEL — Walk-the-Room adapted for painting       */
/* 4-step funnel per trade.md                                   */
/* Verbatim motion grammar from design.md Element 5             */
/* ============================================================ */

[data-design="a"] .sc-walk {
  padding: var(--sc-room) clamp(var(--sc-stroke), 5vw, var(--sc-bay));
  background: var(--sc-paper);
  border-top: 1px solid var(--sc-rule);
}
[data-design="a"] .sc-walk__head {
  max-width: 640px;
  margin-bottom: var(--sc-bay);
  display: grid;
  gap: var(--sc-stroke);
}
[data-design="a"] .sc-walk__lede { color: var(--sc-text-soft); max-width: 56ch; }
[data-design="a"] .sc-walk__sheet {
  background: var(--sc-paper-dim);
  border: 1px solid var(--sc-rule);
  padding: var(--sc-coat);
  display: grid;
  gap: var(--sc-bay);
}
[data-design="a"] .sc-walk__progress {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sc-stroke);
  list-style: none;
  padding: 0;
  margin: 0;
  border-bottom: 1px solid var(--sc-rule);
  padding-bottom: var(--sc-stroke);
}
[data-design="a"] .sc-walk__pip {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  color: var(--sc-text-mute);
  padding: 4px 12px 4px 0;
  border-right: 1px solid var(--sc-rule);
}
[data-design="a"] .sc-walk__pip:last-child { border-right: 0; }
[data-design="a"] .sc-walk__pip.is-current { color: var(--sc-text); }
[data-design="a"] .sc-walk__pip.is-current .sc-type-tag { color: var(--sc-brand); }
[data-design="a"] .sc-walk__pip-label {
  font-family: var(--sc-font-body);
  font-size: 14px;
  font-weight: 500;
}

[data-design="a"] .sc-walk__stage {
  position: relative;
  min-height: 320px;
}
[data-design="a"] .sc-walk__step {
  border: 0;
  padding: 0;
  margin: 0;
  position: absolute;
  inset: 0;
  opacity: 0;
  pointer-events: none;
  transform: translateX(24px);
  transition:
    opacity var(--sc-dur-dry) var(--sc-ease-lay),
    transform var(--sc-dur-dry) var(--sc-ease-lay);
}
[data-design="a"] .sc-walk__step.is-current {
  opacity: 1;
  pointer-events: auto;
  transform: translateX(0);
  position: relative;
}
[data-design="a"] .sc-walk__step.is-past { transform: translateX(-24px); }
[data-design="a"] .sc-walk__step legend {
  margin-bottom: var(--sc-stroke);
  color: var(--sc-text);
  font-family: var(--sc-font-body);
  font-weight: 600;
  font-size: var(--sc-type-headline);
  line-height: 1.18;
  letter-spacing: -0.005em;
  display: block;
  width: 100%;
  padding: 0;
}

[data-design="a"] .sc-walk__options {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sc-stroke);
}
[data-design="a"] .sc-walk__opt {
  appearance: none;
  text-align: left;
  cursor: pointer;
  background: var(--sc-paper);
  border: 1px solid var(--sc-rule);
  border-radius: var(--sc-radius-btn);
  padding: 18px 20px;
  min-height: 76px;
  display: grid;
  gap: 6px;
  color: var(--sc-text);
  position: relative;
  overflow: hidden;
  transition:
    border-color var(--sc-dur-settle) var(--sc-ease-settle),
    background-color var(--sc-dur-settle) var(--sc-ease-settle),
    color var(--sc-dur-settle) var(--sc-ease-settle);
}
[data-design="a"] .sc-walk__opt:hover { border-color: var(--sc-rule-strong); }
[data-design="a"] .sc-walk__opt:focus-visible { outline: 2px solid var(--sc-brand); outline-offset: 4px; }
[data-design="a"] .sc-walk__opt.is-selected {
  background: var(--sc-brand);
  color: var(--sc-paper);
  border-color: var(--sc-brand);
  box-shadow: var(--sc-elev-wet);
  animation: sc-cta-breath var(--sc-dur-breath) ease-in-out infinite;
}
[data-design="a"] .sc-walk__opt.is-selected .sc-walk__opt-meta { color: rgba(242,237,227,0.78); }
[data-design="a"] .sc-walk__opt-name {
  font-family: var(--sc-font-display);
  font-weight: 500;
  font-size: 22px;
  line-height: 1.1;
  letter-spacing: -0.005em;
}
[data-design="a"] .sc-walk__opt-meta {
  font-family: var(--sc-font-body);
  font-size: 14px;
  color: var(--sc-text-mute);
}

/* Contact step fields */
[data-design="a"] .sc-walk__contact-step {
  position: relative;
}
[data-design="a"] .sc-walk__contact-fields {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sc-stroke) var(--sc-coat);
}
[data-design="a"] .sc-field-group { display: grid; gap: var(--sc-cut-in); }
[data-design="a"] .sc-field-group--full { grid-column: 1 / -1; }
[data-design="a"] .sc-field-label { color: var(--sc-text-mute); }
[data-design="a"] .sc-field-or,
[data-design="a"] .sc-field-required,
[data-design="a"] .sc-field-note { color: var(--sc-text-mute); font-style: italic; }
[data-design="a"] .sc-field {
  appearance: none;
  border: 0;
  border-bottom: 1px solid var(--sc-rule);
  background: transparent;
  font-family: var(--sc-font-body);
  font-size: var(--sc-type-body);
  color: var(--sc-text);
  padding: 10px 0 8px;
  width: 100%;
  min-height: 44px;
  border-radius: 0;
  transition: border-color var(--sc-dur-settle) var(--sc-ease-settle);
}
[data-design="a"] .sc-field:focus {
  outline: 0;
  border-bottom-color: var(--sc-brand);
  border-bottom-width: 2px;
}
[data-design="a"] .sc-field::placeholder { color: var(--sc-text-mute); }
[data-design="a"] .sc-field--textarea {
  resize: vertical;
  min-height: 96px;
  line-height: 1.55;
}

[data-design="a"] .sc-walk__sheet-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sc-stroke);
  align-items: center;
  margin-top: var(--sc-coat);
}
[data-design="a"] .sc-walk__submit {
  /* inherits sc-cta */
}
[data-design="a"] .sc-walk__next-step {
  color: var(--sc-text-mute);
  margin: var(--sc-stroke) 0 0;
  max-width: 52ch;
}
[data-design="a"] .sc-walk__phone-link { color: var(--sc-text); }
[data-design="a"] .sc-walk__phone-link:hover { color: var(--sc-brand); }

/* Thank-you state */
[data-design="a"] .sc-walk__thankyou {
  display: grid;
  gap: var(--sc-stroke);
  padding: var(--sc-coat) 0;
}

/* Trust line below funnel */
[data-design="a"] .sc-funnel-trust {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sc-bay);
  margin-top: var(--sc-coat);
  padding-top: var(--sc-stroke);
  border-top: 1px solid var(--sc-rule);
  color: var(--sc-text-mute);
}

@media (max-width: 640px) {
  [data-design="a"] .sc-walk__options { grid-template-columns: 1fr; }
  [data-design="a"] .sc-walk__contact-fields { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  [data-design="a"] .sc-walk__step { transition: none; }
  [data-design="a"] .sc-walk__opt.is-selected { animation: none; }
}

/* ============================================================ */
/* BEFORE / AFTER SECTION                                        */
/* Element 4 (ambient B lay-on) applied to gallery items        */
/* ============================================================ */

[data-design="a"] .sc-before-after {
  padding: var(--sc-room) clamp(var(--sc-stroke), 5vw, var(--sc-bay));
  background: var(--sc-paper-dim);
  border-top: 1px solid var(--sc-rule);
}
[data-design="a"] .sc-ba__head {
  max-width: 640px;
  margin-bottom: var(--sc-bay);
  display: grid;
  gap: var(--sc-stroke);
}
[data-design="a"] .sc-ba__lede { color: var(--sc-text-soft); max-width: 56ch; }

/* Honest B/A composite pair */
[data-design="a"] .sc-ba__pair {
  margin-bottom: var(--sc-bay);
}
[data-design="a"] .sc-ba__figure--composite {
  margin: 0;
  display: grid;
  gap: var(--sc-stroke);
}
[data-design="a"] .sc-ba__figure--composite .sc-ba__img {
  width: 100%;
  height: auto;
  display: block;
  border: 1px solid var(--sc-rule);
}
[data-design="a"] .sc-ba__caption {
  color: var(--sc-text-mute);
  padding: var(--sc-cut-in) 0;
}

/* Gallery */
[data-design="a"] .sc-ba__gallery-head {
  margin-bottom: var(--sc-stroke);
  color: var(--sc-text-mute);
}
[data-design="a"] .sc-ba__gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sc-bay) var(--sc-stroke);
  margin-bottom: var(--sc-bay);
}
[data-design="a"] .sc-ba__gallery-item {
  margin: 0;
  display: grid;
  gap: var(--sc-cut-in);
}
[data-design="a"] .sc-ba__gallery-item .sc-ba__img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  display: block;
  border: 1px solid var(--sc-rule);
  /* Element 4: lay-on reveal — JS adds .is-laid */
  opacity: 0;
  transform: scale(1.04);
  transition:
    opacity var(--sc-dur-cure) var(--sc-ease-lay),
    transform var(--sc-dur-cure) var(--sc-ease-lay);
}
[data-design="a"] .sc-ba__gallery-item.is-laid .sc-ba__img {
  opacity: 1;
  transform: scale(1);
}

/* Repeated funnel CTA */
[data-design="a"] .sc-ba__repeat-cta {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--sc-coat);
  padding-top: var(--sc-bay);
  border-top: 1px solid var(--sc-rule);
}

@media (max-width: 920px) {
  [data-design="a"] .sc-ba__gallery { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 540px) {
  [data-design="a"] .sc-ba__gallery { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  [data-design="a"] .sc-ba__gallery-item .sc-ba__img {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ============================================================ */
/* ELEMENT 4: AMBIENT B — Recent Work Lay-On                    */
/* Used in Process, About, Service Area photo grids             */
/* Verbatim from design.md §4, scoped to [data-design="a"]     */
/* ============================================================ */

[data-design="a"] .sc-recent {
  padding: var(--sc-room) clamp(var(--sc-stroke), 5vw, var(--sc-bay));
  background: var(--sc-paper-dim);
}
[data-design="a"] .sc-recent__head {
  max-width: 640px;
  margin-bottom: var(--sc-bay);
  display: grid;
  gap: var(--sc-stroke);
}
[data-design="a"] .sc-recent__grid {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sc-bay) var(--sc-stroke);
}
[data-design="a"] .sc-recent__folio { display: grid; gap: var(--sc-stroke); }
[data-design="a"] .sc-recent__figure {
  position: relative;
  margin: 0;
  aspect-ratio: 4 / 5;
  background: var(--sc-paper);
  overflow: hidden;
  border: 1px solid var(--sc-rule);
}
[data-design="a"] .sc-recent__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  opacity: 0;
  transform: scale(1.04);
  transition:
    opacity var(--sc-dur-cure) var(--sc-ease-lay),
    transform var(--sc-dur-cure) var(--sc-ease-lay);
}
[data-design="a"] .sc-recent__paint {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, var(--sc-accent-warm) 0%, var(--sc-accent-warm) 100%);
  transform-origin: top;
  transform: scaleY(1);
  transition: transform var(--sc-dur-cure) var(--sc-ease-edge);
  z-index: 2;
}
[data-design="a"] .sc-recent__folio.is-laid .sc-recent__img { opacity: 1; transform: scale(1); }
[data-design="a"] .sc-recent__folio.is-laid .sc-recent__paint { transform: scaleY(0); }
[data-design="a"] .sc-recent__meta h3 {
  font-family: var(--sc-font-display);
  font-weight: 500;
  font-size: 26px;
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: var(--sc-text);
  margin: 0;
}

@media (max-width: 920px) { [data-design="a"] .sc-recent__grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 540px) { [data-design="a"] .sc-recent__grid { grid-template-columns: 1fr; } }

@media (prefers-reduced-motion: reduce) {
  [data-design="a"] .sc-recent__img { opacity: 1; transform: none; transition: none; }
  [data-design="a"] .sc-recent__paint { transform: scaleY(0); transition: none; }
}

/* ============================================================ */
/* SERVICES SECTION                                             */
/* Numbered specimen-card index per design.md                   */
/* ============================================================ */

[data-design="a"] .sc-services {
  padding: var(--sc-room) clamp(var(--sc-stroke), 5vw, var(--sc-bay));
  background: var(--sc-paper);
  border-top: 1px solid var(--sc-rule);
}
[data-design="a"] .sc-services__head {
  max-width: 640px;
  margin-bottom: var(--sc-bay);
  display: grid;
  gap: var(--sc-stroke);
}
[data-design="a"] .sc-services__list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0;
}
[data-design="a"] .sc-services__row {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: var(--sc-coat);
  padding: var(--sc-coat) 0;
  border-bottom: 1px solid var(--sc-rule);
  align-items: start;
  transition: border-color var(--sc-dur-settle) var(--sc-ease-settle);
}
[data-design="a"] .sc-services__row:first-child { border-top: 1px solid var(--sc-rule); }
[data-design="a"] .sc-services__row:hover { border-bottom-color: var(--sc-rule-strong); }
[data-design="a"] .sc-services__no {
  color: var(--sc-text-mute);
  padding-top: 4px;
}
[data-design="a"] .sc-services__body { display: grid; gap: var(--sc-stroke); }
[data-design="a"] .sc-services__body h3 { margin: 0; }
[data-design="a"] .sc-services__body p { margin: 0; color: var(--sc-text-soft); }

@media (max-width: 540px) {
  [data-design="a"] .sc-services__row {
    grid-template-columns: 1fr;
    gap: var(--sc-cut-in);
  }
}

/* ============================================================ */
/* PROCESS SECTION                                              */
/* Phase track with lay-on reveals                              */
/* ============================================================ */

[data-design="a"] .sc-process {
  padding: var(--sc-room) clamp(var(--sc-stroke), 5vw, var(--sc-bay));
  background: var(--sc-paper-dim);
  border-top: 1px solid var(--sc-rule);
}
[data-design="a"] .sc-process__head {
  max-width: 640px;
  margin-bottom: var(--sc-bay);
  display: grid;
  gap: var(--sc-stroke);
}
[data-design="a"] .sc-process__lede { color: var(--sc-text-soft); max-width: 56ch; }
[data-design="a"] .sc-process__track {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--sc-bay);
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--sc-stroke);
}
[data-design="a"] .sc-process__phase {
  background: var(--sc-paper);
  border: 1px solid var(--sc-rule);
  padding: var(--sc-coat);
  display: grid;
  gap: var(--sc-cut-in);
}
[data-design="a"] .sc-process__num { color: var(--sc-text-mute); margin-bottom: var(--sc-stroke); }
[data-design="a"] .sc-process__phase h3 { margin: 0; font-size: 20px; }
[data-design="a"] .sc-process__phase p { margin: 0; color: var(--sc-text-soft); font-size: 15px; line-height: 1.55; }

[data-design="a"] .sc-process__photos {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sc-bay) var(--sc-stroke);
}

@media (max-width: 1100px) {
  [data-design="a"] .sc-process__track { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 720px) {
  [data-design="a"] .sc-process__track { grid-template-columns: 1fr; }
  [data-design="a"] .sc-process__photos { grid-template-columns: 1fr; }
}

/* ============================================================ */
/* ABOUT SECTION                                                */
/* ============================================================ */

[data-design="a"] .sc-about {
  padding: var(--sc-room) clamp(var(--sc-stroke), 5vw, var(--sc-bay));
  background: var(--sc-paper);
  border-top: 1px solid var(--sc-rule);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sc-bay);
  align-items: start;
}
[data-design="a"] .sc-about__head {
  grid-column: 1 / -1;
  display: grid;
  gap: var(--sc-stroke);
}
[data-design="a"] .sc-about__body {
  display: grid;
  gap: var(--sc-coat);
}
[data-design="a"] .sc-about__body p { margin: 0; color: var(--sc-text-soft); }
[data-design="a"] .sc-about__body em { color: var(--sc-text); font-style: italic; }
[data-design="a"] .sc-about__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sc-stroke);
  color: var(--sc-text-mute);
}
[data-design="a"] .sc-about__figure { margin: 0; }

@media (max-width: 720px) {
  [data-design="a"] .sc-about { grid-template-columns: 1fr; }
}

/* ============================================================ */
/* SERVICE AREA SECTION                                         */
/* ============================================================ */

[data-design="a"] .sc-area {
  padding: var(--sc-room) clamp(var(--sc-stroke), 5vw, var(--sc-bay));
  background: var(--sc-paper-dim);
  border-top: 1px solid var(--sc-rule);
}
[data-design="a"] .sc-area__head {
  max-width: 640px;
  margin-bottom: var(--sc-bay);
  display: grid;
  gap: var(--sc-stroke);
}
[data-design="a"] .sc-area__body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sc-coat) var(--sc-bay);
  margin-bottom: var(--sc-bay);
  max-width: 840px;
}
[data-design="a"] .sc-area__body > p { margin: 0; color: var(--sc-text-soft); }
[data-design="a"] .sc-area__list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: var(--sc-stitch);
}
[data-design="a"] .sc-area__list li { margin: 0; color: var(--sc-text-soft); }
[data-design="a"] .sc-area__photos {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sc-stroke);
  max-width: 720px;
}
@media (max-width: 640px) {
  [data-design="a"] .sc-area__body { grid-template-columns: 1fr; }
  [data-design="a"] .sc-area__photos { grid-template-columns: 1fr; }
}

/* ============================================================ */
/* FOOTER                                                       */
/* Slate bg, paper text, mono tags, no social clutter           */
/* ============================================================ */

[data-design="a"] .sc-footer {
  background: var(--sc-accent-deep);
  color: var(--sc-paper);
  padding: var(--sc-room) clamp(var(--sc-stroke), 5vw, var(--sc-bay)) var(--sc-coat);
}
[data-design="a"] .sc-footer__inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--sc-bay) var(--sc-coat);
  margin-bottom: var(--sc-bay);
}
[data-design="a"] .sc-footer__col {
  display: flex;
  flex-direction: column;
  gap: var(--sc-cut-in);
}
[data-design="a"] .sc-footer__col-label { color: rgba(242,237,227,0.5); margin-bottom: var(--sc-stitch); }
[data-design="a"] .sc-footer__name {
  color: var(--sc-paper);
  font-size: clamp(24px, 3.5vw, 44px);
  margin-bottom: var(--sc-stroke);
}
[data-design="a"] .sc-footer__tag { color: rgba(242,237,227,0.55); }
[data-design="a"] .sc-footer__phone,
[data-design="a"] .sc-footer__email {
  color: var(--sc-paper);
  text-decoration: none;
  font-family: var(--sc-font-body);
  font-size: var(--sc-type-body);
  min-height: 44px;
  display: flex;
  align-items: center;
}
[data-design="a"] .sc-footer__phone:hover,
[data-design="a"] .sc-footer__email:hover { color: var(--sc-accent-warm); }
[data-design="a"] .sc-footer .sc-type-body { color: rgba(242,237,227,0.8); }
[data-design="a"] .sc-footer__cta { margin-top: var(--sc-stroke); align-self: flex-start; }
[data-design="a"] .sc-footer__rule {
  height: 1px;
  background: rgba(242,237,227,0.12);
  margin-bottom: var(--sc-coat);
}
[data-design="a"] .sc-footer__base { color: rgba(242,237,227,0.4); }

@media (max-width: 920px) {
  [data-design="a"] .sc-footer__inner { grid-template-columns: 1fr 1fr; }
  [data-design="a"] .sc-footer__col--brand { grid-column: 1 / -1; }
}
@media (max-width: 540px) {
  [data-design="a"] .sc-footer__inner { grid-template-columns: 1fr; }
}

/* ============================================================ */
/* DEFENSIVE MOBILE / OVERFLOW RULES (mandatory per spec)       */
/* ============================================================ */

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

/* Ensure hero clips on all viewports */
[data-design="a"] .sc-hero { overflow: hidden; }