/* ═══════════════════════════════════════════════════════════
   bereal.css — Minimalist Editorial
   Palette: Near-black ink, white, soft warm gray surfaces
   Signature: Tight hairline rules + deliberate whitespace
═══════════════════════════════════════════════════════════ */

/* ── Ranade font ────────────────────────────────────────── */
@font-face {
  font-family: "Ranade";
  src: url("../webfonts/Ranade-Regular.otf") format("opentype");
  font-weight: 400;
  font-style: normal;
}
@font-face {
  font-family: "Ranade";
  src: url("../webfonts/Ranade-Medium.otf") format("opentype");
  font-weight: 500;
  font-style: normal;
}
@font-face {
  font-family: "Ranade";
  src: url("../webfonts/Ranade-Bold.otf") format("opentype");
  font-weight: 700;
  font-style: normal;
}

/* ── Design tokens ──────────────────────────────────────── */
:root {
  /* Core palette — monochrome with warm tint */
  --br-ink:          #0e0e0e;
  --br-ink-mid:      #3d3d3d;
  --br-ink-muted:    #888;
  --br-accent:       #0e0e0e;
  --br-dark:         #1a1a1a;
  --br-white:        #ffffff;

  /* Surfaces */
  --br-bg:           #ffffff;
  --br-surface:      #f6f5f3;
  --br-surface-alt:  #f0eeeb;
  --br-light:        #f6f5f3;

  /* Borders */
  --br-border:       #e0ddd9;
  --br-border-faint: rgba(14, 14, 14, 0.08);
  --br-border-mid:   #cac7c2;

  /* Semantic (kept muted to stay on-brand) */
  --br-confirm-bg:   #f3f6f3;
  --br-confirm-bd:   #b8cfba;
  --br-confirm-ink:  #2a5c35;
  --br-surface-bg:   #f6f4ee;
  --br-surface-bd:   #d8cfa0;
  --br-surface-ink:  #5c4a00;
  --br-next-bg:      #f3f3f5;
  --br-next-bd:      #d0cdd8;
  --br-next-ink:     #3a3650;

  /* RICE winner row */
  --br-winner-bg:    #0e0e0e;
  --br-winner-ink:   rgba(255,255,255,0.85);
  --br-winner-score: #ffffff;

  /* Spacing scale */
  --space-xs:  0.5rem;
  --space-sm:  1rem;
  --space-md:  1.75rem;
  --space-lg:  3rem;
  --space-xl:  5rem;
  --space-2xl: 7rem;

  /* Typography scale */
  --text-xs:   0.72rem;
  --text-sm:   0.875rem;
  --text-base: 1rem;
  --text-md:   1.05rem;
  --text-lg:   1.3rem;
  --text-xl:   1.75rem;
  --text-2xl:  2.5rem;
  --text-3xl:  3.5rem;
  --text-hero: clamp(2.8rem, 6vw, 4.2rem);

  /* Misc */
  --radius-sm:  4px;
  --radius-md:  8px;
  --radius-lg:  12px;
  --radius-pill: 100px;
  --shadow-card: 0 1px 4px rgba(14,14,14,0.06), 0 4px 16px rgba(14,14,14,0.04);
}

/* ── Base ───────────────────────────────────────────────── */
#bereal-wrapper {
  margin-top: 80px;
  font-family: "Ranade", sans-serif;
  color: var(--br-ink);
  background: var(--br-bg);
  -webkit-font-smoothing: antialiased;
}

#bereal-wrapper *,
#bereal-wrapper *::before,
#bereal-wrapper *::after {
  box-sizing: border-box;
}

/* Override inherited typography */
#bereal-wrapper h1,
#bereal-wrapper h2,
#bereal-wrapper h3,
#bereal-wrapper h4,
#bereal-wrapper h5,
#bereal-wrapper p,
#bereal-wrapper li,
#bereal-wrapper a,
#bereal-wrapper span,
#bereal-wrapper blockquote,
#bereal-wrapper figcaption,
#bereal-wrapper small {
  font-family: "Ranade", sans-serif;
}

/* ──────────────────────────────────────────────────────────
   HERO IMAGE
────────────────────────────────────────────────────────── */
.cs-hero-image {
  max-width: 1400px;
  margin: 3rem auto 0;
  padding: 0 3rem;
}

.cs-hero-image img {
  width: 100%;
  height: 520px;
  object-fit: cover;
  display: block;
}

/* ──────────────────────────────────────────────────────────
   COVER
────────────────────────────────────────────────────────── */
.cs-cover {
  padding: 5rem 3rem;
  max-width: 1200px;
  margin: 0 auto;
  border-bottom: 1px solid var(--br-border-faint);
}

.cs-cover-split {
  display: grid;
  grid-template-columns: 0.85fr 1.7fr;
  gap: 5rem;
  align-items: start;
}

.cs-cover-info {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.cs-info-group h3 {
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  margin: 0 0 0.5rem;
  opacity: 0.55;
}

.cs-info-group p {
  font-size: 0.95rem;
  margin: 0;
  font-weight: 400;
  color: var(--br-ink-mid);
}

.cs-cover-title {
  font-size: 4rem;
  font-weight: 700;
  margin: 0 0 2rem;
  letter-spacing: -0.03em;
  line-height: 1.05;
  color: var(--br-ink);
}

.cs-cover-subtitle {
  font-size: 1.05rem;
  line-height: 1.8;
  font-weight: 400;
  max-width: 680px;
  margin: 0;
  color: var(--br-ink-mid);
}

.cs-prototype-btn {
  display: inline-block;
  width: fit-content;
  margin-top: 1rem;
  padding: 0.9rem 1.4rem;
  border: 2px solid var(--br-accent);
  border-radius: 0.5rem;
  color: var(--br-accent);
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  transition: all 0.22s ease;
  font-family: "Ranade", sans-serif;
}

.cs-prototype-btn:hover {
  background: var(--br-accent);
  color: var(--br-white);
}

/* ──────────────────────────────────────────────────────────
   BODY CONTAINER
────────────────────────────────────────────────────────── */
.cs-body {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 var(--space-lg) var(--space-2xl);
}

/* ──────────────────────────────────────────────────────────
   SECTIONS
────────────────────────────────────────────────────────── */
.cs-section {
  padding-top: var(--space-xl);
  margin-top: var(--space-lg);
}

.cs-section:first-child {
  border-top: none;
  margin-top: 0;
}

/* Section title */
.cs-section-title {
  font-size: clamp(1.75rem, 3.5vw, 2.4rem);
  font-weight: 700;
  margin: 0 0 var(--space-md);
  letter-spacing: -0.025em;
  line-height: 1.1;
  color: var(--br-ink);
}

/* Body prose */
.cs-section > p,
.cs-section-inner > p {
  font-size: var(--text-md);
  line-height: 1.8;
  font-weight: 400;
  margin: 0 0 1.1rem;
  max-width: 680px;
  color: var(--br-ink-mid);
}

/* Lead paragraph */
.cs-lead {
  font-size: 1.08rem;
  line-height: 1.8;
  color: var(--br-ink-mid);
  max-width: 680px;
  margin: 0 0 var(--space-lg);
}

/* Sub-heading */
.cs-sub-heading {
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--br-ink);
  margin: var(--space-lg) 0 0.6rem;
  letter-spacing: -0.01em;
}

#bereal-wrapper .cs-sub-heading {
  font-weight: 700;
  margin-top: 3.5rem;
  margin-bottom: 1.25rem;
}

#bereal-wrapper .cs-section-title + .cs-sub-heading {
  margin-top: 1.5rem;
}

#bereal-wrapper .cs-section > .cs-sub-heading:first-child {
  margin-top: 0;
}

/* Lists */
.cs-section ul {
  list-style: none;
  padding: 0;
  margin: var(--space-sm) 0 var(--space-md);
  max-width: 700px;
}

.cs-section ul li {
  font-size: var(--text-md);
  line-height: 1.75;
  font-weight: 400;
  padding: 0.55rem 0 0.55rem 1.4rem;
  position: relative;
  border-bottom: 1px solid var(--br-border-faint);
  color: var(--br-ink-mid);
}

.cs-section ul li:last-child {
  border-bottom: none;
}

.cs-section ul li::before {
  content: "–";
  position: absolute;
  left: 0;
  color: var(--br-ink-muted);
  font-weight: 500;
}

.cs-section ul li strong {
  color: var(--br-ink);
  font-weight: 600;
}

/* ──────────────────────────────────────────────────────────
   PROBLEM SECTION — two-column
────────────────────────────────────────────────────────── */
.problem-layout {
  display: grid;
  grid-template-columns: 1fr 160px;
  align-items: center;
  gap: var(--space-xl);
}

.problem-text > p {
  font-size: var(--text-md);
  line-height: 1.8;
  color: var(--br-ink-mid);
  max-width: 620px;
  margin: 0;
}

.problem-logo {
  display: flex;
  justify-content: center;
  align-items: center;
  opacity: 0.88;
}

.problem-logo img {
  max-width: 120px;
  width: 100%;
  height: auto;
  object-fit: contain;
  filter: grayscale(100%);
}

/* ──────────────────────────────────────────────────────────
   CONTEXT LAYOUT (infographic + text)
────────────────────────────────────────────────────────── */
.br-context-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
  margin-bottom: var(--space-md);
}

.br-context-image {
  max-width: 440px;
}

.br-context-image img {
  width: 100%;
  height: auto;
  display: block;
  border: 1px solid var(--br-border);
  border-radius: var(--radius-md);
}

.br-context-text .cs-sub-heading {
  margin-top: 0;
}

.br-context-text p {
  font-size: var(--text-md);
  line-height: 1.8;
  color: var(--br-ink-mid);
  margin: 0 0 1rem;
}

/* ──────────────────────────────────────────────────────────
   USER JOURNEY MAP
────────────────────────────────────────────────────────── */
.br-journey {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin-top: var(--space-md);
  border: 1px solid var(--br-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  position: relative;
}

.br-journey-stage {
  padding: 1.5rem 1.25rem 1.6rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  background: var(--br-surface);
  border-right: 1px solid var(--br-border);
  position: relative;
}

.br-journey-stage:last-child {
  border-right: none;
}

/* Arrow connector between stages */
.br-journey-stage:not(:last-child)::after {
  content: "→";
  position: absolute;
  top: 1.5rem;
  right: -0.85rem;
  width: 1.6rem;
  height: 1.6rem;
  border: 1px solid var(--br-border);
  border-radius: 50%;
  background: var(--br-bg);
  color: var(--br-ink-muted);
  font-size: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
}

.br-journey-label {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--br-ink-muted);
  margin: 0;
}

.br-journey-action {
  font-size: var(--text-sm);
  line-height: 1.65;
  color: var(--br-ink);
  margin: 0;
  flex: 1;
}

.br-journey-emotion {
  display: inline-block;
  font-size: 0.75rem;
  line-height: 1.4;
  padding: 0.3rem 0.7rem;
  border-radius: var(--radius-pill);
  font-weight: 500;
  letter-spacing: 0.01em;
  align-self: flex-start;
}

.br-emotion--neutral {
  background: var(--br-surface-alt);
  color: var(--br-ink-mid);
  border: 1px solid var(--br-border);
}

.br-emotion--mixed {
  background: #efece5;
  color: #4a3f28;
  border: 1px solid #d8d0bc;
}

.br-emotion--positive {
  background: #e8efe9;
  color: #2a4c30;
  border: 1px solid #b5ccb8;
}

/* ──────────────────────────────────────────────────────────
   COMPETITIVE BENCHMARKING
────────────────────────────────────────────────────────── */
.br-competitive-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
  margin-bottom: var(--space-lg);
}

.br-competitive-copy .cs-sub-heading {
  margin-top: 0;
}

.br-competitive-copy p {
  font-size: var(--text-md);
  line-height: 1.8;
  color: var(--br-ink-mid);
  margin: 0 0 1rem;
  max-width: none;
}

.br-competitive-copy p:last-child {
  margin-bottom: 0;
}

.br-competitor-image {
  margin: 0;
  padding: 0;
}

.br-competitor-image img {
  width: 100%;
  height: auto;
  display: block;
}

/* Logo row inside feature cards */
.br-feature-logo-row {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 0.2rem;
}

.br-feature-logo {
  width: 60px;
  height: 60px;
  object-fit: contain;
  flex-shrink: 0;
  border: 1px solid rgba(255, 255, 255, 0.7);
  border-radius: 8px;
  padding: 4px;
  background: rgba(255, 255, 255, 0.08);
}

/* Feature split — two dark cards */
.br-feature-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin: var(--space-md) 0 var(--space-lg);
}

.br-feature-card {
  background: var(--br-ink);
  border-radius: var(--radius-md);
  padding: 1.8rem 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.br-feature-app {
  display: block;
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #ffffff;
  opacity: 0.9;
}

.br-feature-name {
  display: block;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--br-white);
  line-height: 1.25;
}

.br-feature-why {
  font-size: var(--text-sm);
  line-height: 1.7;
  color: #ffffff;
  margin: 0;
}

/* Comparison table */
.br-comp-table {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--br-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin: var(--space-sm) 0 var(--space-md);
}

.br-comp-row {
  display: grid;
  grid-template-columns: 1.4fr 2fr 2fr;
  border-bottom: 1px solid var(--br-border);
  align-items: start;
}

.br-comp-row:last-child { border-bottom: none; }

.br-comp-row span {
  padding: 0.85rem 1.1rem;
  font-size: var(--text-sm);
  line-height: 1.6;
  color: var(--br-ink-mid);
}

.br-comp-row--head {
  background: var(--br-surface-alt);
}

.br-comp-row--head span {
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--br-ink-muted);
}

.br-comp-theme {
  font-weight: 600;
  font-size: var(--text-sm) !important;
  color: var(--br-ink) !important;
}

/* Finding highlight */
.br-finding-highlight {
  background: var(--br-surface);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: 1.25rem 1.5rem;
  margin: var(--space-sm) 0 0;
}

.br-finding-highlight p {
  font-size: var(--text-md);
  line-height: 1.8;
  margin: 0;
  color: var(--br-ink-mid);
  max-width: none;
}

.br-finding-highlight strong {
  color: var(--br-ink);
}

/* ──────────────────────────────────────────────────────────
   RICE TABLE
────────────────────────────────────────────────────────── */
.br-idea-table {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--br-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin: var(--space-sm) 0 var(--space-md);
}

.br-idea-row {
  display: grid;
  grid-template-columns: 3fr 0.55fr 0.55fr 0.7fr 0.55fr 0.65fr;
  border-bottom: 1px solid var(--br-border);
  align-items: center;
}

.br-idea-row:last-child { border-bottom: none; }

.br-idea-row span {
  padding: 0.9rem 1rem;
  font-size: var(--text-sm);
  line-height: 1.55;
  color: var(--br-ink-mid);
}

.br-idea-row small {
  display: block;
  font-size: 0.75rem;
  color: var(--br-ink-muted);
  font-weight: 400;
  margin-top: 0.25rem;
  line-height: 1.45;
}

.br-idea-row--head {
  background: var(--br-surface-alt);
}

.br-idea-row--head span {
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--br-ink-muted);
}

.br-idea-row--winner {
  background: var(--br-winner-bg);
}

.br-idea-row--winner span {
  color: var(--br-winner-ink);
}

.br-idea-row--winner span strong {
  color: var(--br-white);
}

.br-idea-row--winner small {
  color: var(--br-white);
}

.br-rice-score {
  font-weight: 700;
  font-size: 1rem;
  color: var(--br-winner-score);
}

.br-idea-row:not(.br-idea-row--winner):not(.br-idea-row--head) span:last-child {
  font-weight: 600;
  color: var(--br-ink);
}

/* ──────────────────────────────────────────────────────────
   PRD-LITE
────────────────────────────────────────────────────────── */
.br-prd {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--br-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin: var(--space-sm) 0 var(--space-md);
}

.br-prd-row {
  display: grid;
  grid-template-columns: 170px 1fr;
  border-bottom: 1px solid var(--br-border);
  align-items: start;
}

.br-prd-row:last-child { border-bottom: none; }

.br-prd-row:nth-child(odd) {
  background: var(--br-surface);
}

.br-prd-label {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--br-ink-muted);
  padding: 1.15rem 1.2rem;
  border-right: 1px solid var(--br-border);
  line-height: 1.4;
}

.br-prd-row p {
  font-size: var(--text-sm);
  line-height: 1.75;
  color: var(--br-ink-mid);
  padding: 1.15rem 1.4rem;
  margin: 0;
}

.br-prd-row p strong {
  color: var(--br-ink);
}

/* ──────────────────────────────────────────────────────────
   IMAGE BLOCKS
────────────────────────────────────────────────────────── */
.cs-image-block {
  margin: var(--space-lg) auto;
  text-align: center;
  border: 0;
  padding: 0;
}

.cs-image-block img {
  width: 100%;
  height: auto;
  display: block;
}

.cs-image-block figcaption {
  font-size: 0.78rem;
  color: var(--br-ink-muted);
  margin-top: 0.65rem;
  letter-spacing: 0.02em;
  line-height: 1.5;
}

.cs-image-block.large  { max-width: 960px; }
.cs-image-block.medium { max-width: 680px; }
.cs-image-block.small  { max-width: 400px; }

.cs-expandable-image {
  cursor: zoom-in;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.cs-expandable-image:hover {
  opacity: 0.9;
}

#bereal-wrapper .br-wireframe-image {
  max-width: 1330px;
  width: min(1280px, 100vw - 48px);
  margin-left: 50%;
  transform: translateX(-50%);
}

#bereal-wrapper .cs-image-block.br-prototype-wide {
  max-width: none !important;
  width: min(1280px, calc(100vw - 48px)) !important;
  margin: 3rem 0 !important;
  position: relative;
  left: 50%;
  transform: translateX(-50%);
}

#bereal-wrapper .cs-image-block.br-prototype-wide img {
  width: 100% !important;
  max-width: none !important;
  display: block;
}

/* ──────────────────────────────────────────────────────────
   SCREEN LIST
────────────────────────────────────────────────────────── */
.br-screen-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border: 1px solid var(--br-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin: var(--space-md) 0 var(--space-lg);
}

.br-screen-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.1rem 1.25rem;
  background: var(--br-bg);
  border-bottom: 1px solid var(--br-border);
  border-right: 1px solid var(--br-border);
}

.br-screen-item:nth-child(even) {
  border-right: none;
}

.br-screen-item:nth-last-child(-n+2) {
  border-bottom: none;
}

.br-screen-item:nth-child(4n+3),
.br-screen-item:nth-child(4n+4) {
  background: var(--br-surface);
}

.br-screen-num {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--br-ink);
  color: var(--br-white);
  font-family: "Ranade", sans-serif;
  font-size: 0.7rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 0.1rem;
}

.br-screen-content {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.br-screen-label {
  font-family: "Ranade", sans-serif;
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--br-ink);
  line-height: 1.4;
}

.br-screen-desc {
  font-family: "Ranade", sans-serif;
  font-size: var(--text-sm);
  line-height: 1.65;
  color: var(--br-ink-mid);
  margin: 0;
}

/* ──────────────────────────────────────────────────────────
   USER TESTING
────────────────────────────────────────────────────────── */
.br-survey-results {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
  margin: var(--space-md) 0 var(--space-lg);
  border: 1px solid var(--br-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.br-survey-item {
  display: grid;
  grid-template-columns: 1fr 180px 200px;
  gap: var(--space-md);
  align-items: center;
  padding: 0.9rem 1.2rem;
  background: var(--br-bg);
  border-bottom: 1px solid var(--br-border);
}

.br-survey-item:last-child { border-bottom: none; }

.br-survey-item:nth-child(even) {
  background: var(--br-surface);
}

.br-survey-label {
  font-size: var(--text-sm);
  color: var(--br-ink);
  font-weight: 500;
  line-height: 1.5;
}

.br-survey-track {
  height: 5px;
  background: var(--br-border);
  border-radius: var(--radius-pill);
  overflow: hidden;
}

.br-survey-bar {
  height: 100%;
  background: var(--br-ink);
  border-radius: var(--radius-pill);
  transition: width 0.6s ease;
}

.br-survey-stat {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--br-ink-mid);
  text-align: right;
}

/* Testing outcomes */
.br-outcomes {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-top: var(--space-md);
}

.br-outcome {
  border-radius: var(--radius-md);
  padding: 1.2rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  background: var(--br-confirm-bg);
}

.br-outcome p {
  margin: 0;
  font-size: var(--text-sm);
  line-height: 1.7;
  color: var(--br-ink-mid);
  max-width: none;
}

.br-outcome-label {
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.09em;
}

/* ──────────────────────────────────────────────────────────
   LIGHTBOX
────────────────────────────────────────────────────────── */
.cs-lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.9);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s ease, visibility 0.25s ease;
  z-index: 9999;
  cursor: zoom-out;
}

.cs-lightbox.active {
  opacity: 1;
  visibility: visible;
}

.cs-lightbox img {
  max-width: 90vw;
  max-height: 90vh;
  object-fit: contain;
  border-radius: var(--radius-sm);
  box-shadow: 0 24px 64px rgba(0,0,0,0.5);
}

/* ──────────────────────────────────────────────────────────
   SCROLL REVEAL
────────────────────────────────────────────────────────── */
.c1-reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.45s ease, transform 0.45s ease;
}

.c1-revealed {
  opacity: 1;
  transform: translateY(0);
}

/* ══════════════════════════════════════════════════════════
   RESPONSIVE — TABLET (≤1024px)
══════════════════════════════════════════════════════════ */
@media (max-width: 1024px) {
  :root {
    --space-xl:  4rem;
    --space-2xl: 5.5rem;
  }

  .cs-cover-split {
    grid-template-columns: 180px 1fr;
    gap: var(--space-lg);
  }

  .br-context-layout {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
  }

  .br-competitive-layout {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
  }

  .br-journey {
    grid-template-columns: repeat(2, 1fr);
  }

  .br-journey-stage:nth-child(2) {
    border-right: none;
  }

  .br-journey-stage:nth-child(odd):not(:last-child)::after {
    display: flex;
  }

  .br-journey-stage:nth-child(even)::after {
    display: none;
  }

  .br-survey-item {
    grid-template-columns: 1fr 140px 160px;
  }
}

/* ══════════════════════════════════════════════════════════
   RESPONSIVE — MOBILE (≤768px)
══════════════════════════════════════════════════════════ */
@media (max-width: 768px) {
  :root {
    --space-xl:  3rem;
    --space-2xl: 4rem;
    --space-lg:  1.75rem;
  }

  /* Hero */
  .cs-hero-image {
    padding: 0 1.25rem;
  }

  .cs-hero-image img {
    height: 260px;
  }

  /* Cover */
  .cs-cover {
    padding: var(--space-lg) 1.25rem;
  }

  .cs-cover-split {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .cs-cover-title {
    font-size: clamp(2.4rem, 10vw, 3.2rem);
  }

  /* Body */
  .cs-body {
    padding: 0 1.25rem var(--space-xl);
  }

  .cs-section {
    padding-top: var(--space-lg);
    margin-top: var(--space-md);
  }

  /* Problem */
  .problem-layout {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .problem-logo {
    justify-content: flex-start;
  }

  .problem-logo img {
    max-width: 90px;
  }

  /* Context */
  .br-context-layout {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }

  .br-context-image {
    max-width: 100%;
  }

  /* Journey */
  .br-journey {
    grid-template-columns: 1fr;
  }

  .br-journey-stage {
    border-right: none;
    border-bottom: 1px solid var(--br-border);
  }

  .br-journey-stage:last-child {
    border-bottom: none;
  }

  .br-journey-stage::after {
    display: none !important;
  }

  /* Competitive layout */
  .br-competitive-layout {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }

  /* Feature split */
  .br-feature-split {
    grid-template-columns: 1fr;
  }

  .br-feature-logo {
    width: 48px;
    height: 48px;
  }

  /* Comparison table — stack on mobile */
  .br-comp-row--head {
    display: none;
  }

  .br-comp-row {
    display: flex;
    flex-direction: column;
  }

  .br-comp-theme {
    font-size: var(--text-xs) !important;
    text-transform: uppercase !important;
    letter-spacing: 0.08em !important;
    color: var(--br-ink-muted) !important;
    padding-bottom: 0.2rem !important;
    font-weight: 700 !important;
  }

  /* RICE table — shrink columns */
  .br-idea-row {
    grid-template-columns: 1fr 0.55fr 0.55fr 0.7fr 0.55fr 0.65fr;
    font-size: 0.8rem;
  }

  /* PRD */
  .br-prd-row {
    grid-template-columns: 1fr;
  }

  .br-prd-label {
    border-right: none;
    border-bottom: 1px solid var(--br-border);
    padding: 0.75rem 1.2rem;
  }

  .br-prd-row p {
    padding: 0.75rem 1.2rem;
  }

  /* Wireframe / prototype full-bleed images */
  #bereal-wrapper .br-wireframe-image,
  #bereal-wrapper .cs-image-block.br-prototype-wide {
    width: calc(100vw - 2.5rem) !important;
  }

  /* Survey */
  .br-survey-item {
    grid-template-columns: 1fr 120px;
    gap: 0.75rem;
  }

  .br-survey-stat {
    grid-column: 1 / -1;
    text-align: left;
    font-size: 0.75rem;
  }

  .br-survey-track {
    grid-column: 2 / 3;
  }
}

/* ══════════════════════════════════════════════════════════
   RESPONSIVE — SMALL MOBILE (≤480px)
══════════════════════════════════════════════════════════ */
@media (max-width: 480px) {
  /* RICE table — wrap to card layout */
  .br-idea-row {
    display: flex;
    flex-wrap: wrap;
  }

  .br-idea-row span:first-child {
    width: 100%;
    border-bottom: 1px solid var(--br-border);
    padding-bottom: 0.6rem;
  }

  .br-idea-row--winner span:first-child {
    border-bottom-color: rgba(255,255,255,0.12);
  }

  /* Screen list — single column */
  .br-screen-list {
    grid-template-columns: 1fr;
  }

  .br-screen-item {
    border-right: none;
  }

  .br-screen-item:nth-last-child(-n+2) {
    border-bottom: 1px solid var(--br-border);
  }

  .br-screen-item:last-child {
    border-bottom: none;
  }

  /* Survey — fully stacked */
  .br-survey-item {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }

  .br-survey-track {
    grid-column: 1;
  }

  .br-survey-stat {
    font-size: 0.75rem;
  }

  /* Cover title */
  .cs-cover-title {
    font-size: 2rem;
  }
}

/* ══════════════════════════════════════════════════════════
   REDUCED MOTION
══════════════════════════════════════════════════════════ */
@media (prefers-reduced-motion: reduce) {
  .c1-reveal,
  .c1-revealed {
    transition: none;
    opacity: 1;
    transform: none;
  }

  .cs-lightbox {
    transition: none;
  }

  .cs-expandable-image {
    transition: none;
  }

  .cs-prototype-btn {
    transition: none;
  }
}

/* Outcome variant stubs — currently share the same style;
   extend individually here if they diverge in future iterations */
.br-outcome--confirmed,
.br-outcome--surfaced,
.br-outcome--next {
  /* inherits from .br-outcome */
}

/* cs-cover-main — layout provided by .cs-cover-split grid; no additional styles needed */