/* ═══════════════════════════════════════════
   CASE STUDY PAGE — casestudy.css
   Imports design tokens from styles.css
═══════════════════════════════════════════ */

/* ── Top nav bar ── */
.cs-topbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(30,18,56,0.25); /* match main navbar over hero */
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  height: 56px;
}

.cs-topbar.cs-topbar--scrolled {
  background: rgba(255,255,255,0.78);
  border-bottom: 1px solid rgba(142,85,196,0.18);
}

.cs-topbar-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.cs-back {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--lavender);
  padding: 0.35rem 0.9rem;
  border-radius: 999px;
  border: 1px solid rgba(173,161,209,0.65);
  background: transparent;
  transition: color var(--transition), background var(--transition), border-color var(--transition), transform var(--transition);
}

.cs-back:hover {
  color: #ffffff;
  background: var(--purple);
  border-color: var(--purple);
  transform: translateY(-1px);
}

/* SK logo: match back button visibility (lavender over hero, deep-base when scrolled) */
.cs-topbar .nav-logo {
  color: var(--lavender);
  text-decoration: none;
  font-weight: 700;
  transition: color var(--transition);
}
.cs-topbar .nav-logo:hover {
  color: #ffffff;
}
.cs-topbar.cs-topbar--scrolled .nav-logo {
  color: var(--deep-base);
}
.cs-topbar.cs-topbar--scrolled .nav-logo:hover {
  color: var(--purple);
}

/* ── Hero ── */
.cs-hero {
  background: linear-gradient(135deg, var(--deep-base) 0%, var(--plum) 55%, var(--deep-base) 100%);
  border-bottom: 1px solid rgba(173,161,209,0.35);
  padding: calc(3.5rem + 56px) 0 3rem; /* offset for fixed topbar */
}

.cs-hero-inner {
  max-width: 860px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.cs-meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.cs-badge {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.25rem 0.7rem;
  border-radius: 50px;
  background: rgba(255,255,255,0.08);
  color: #ffffff;
  border: 1px solid rgba(173,161,209,0.55);
}

.cs-badge--win {
  background: var(--gold);
  color: var(--deep-base);
  border-color: var(--gold-deep);
}

.cs-badge--climate {
  background: var(--purple);
  color: #ffffff;
  border-color: rgba(255,255,255,0.25);
}

.cs-badge--health {
  background: var(--rose);
  color: #ffffff;
  border-color: rgba(255,255,255,0.25);
}

.cs-badge--muted {
  background: rgba(173,161,209,0.25);
  color: #ffffff;
  border-color: rgba(173,161,209,0.6);
}

.cs-title {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 5vw, 3.4rem);
  font-weight: 900;
  color: #ffffff;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.cs-subtitle {
  font-size: 1.1rem;
  color: rgba(221,214,242,0.96);
  line-height: 1.6;
  max-width: 60ch;
}

.cs-hypothesis-box {
  margin-top: 0.5rem;
  background: rgba(255,255,255,0.08);
  border-left: 3px solid var(--gold);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  padding: 1rem 1.25rem;
  max-width: 60ch;
}

.cs-hypothesis-label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.4rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.cs-hypothesis-text {
  font-size: 0.95rem;
  color: rgba(221,214,242,0.96);
  line-height: 1.6;
  font-style: italic;
}

/* ── Layout: sidebar + body ── */
.cs-main {
  background: linear-gradient(180deg, #F6E4BF 0%, #D9D0F5 55%, #F6E4BF 100%);
  min-height: 60vh;
}

.cs-layout {
  max-width: 1200px;
  margin: 0 auto;
  padding: 3rem 2rem 5rem;
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 3.5rem;
  align-items: start;
}

/* Single-column variant — no sidebar */
.cs-layout--no-sidebar {
  grid-template-columns: 1fr;
  max-width: 860px;
}

/* ── Sticky TOC ── */
.cs-toc {
  position: sticky;
  top: 72px;
  padding: 1.25rem 0;
}

.cs-toc-label {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.85rem;
}

.cs-toc-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
  padding: 0;
  counter-reset: none;
}

.cs-toc-list ol {
  list-style: none;
  padding: 0 0 0 0.75rem;
  margin: 0.1rem 0 0.3rem;
}

.cs-toc-link {
  display: block;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--plum);
  padding: 0.3rem 0.5rem;
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
  line-height: 1.4;
}

.cs-toc-link--sub {
  font-size: 0.77rem;
  font-weight: 400;
}

.cs-toc-link:hover,
.cs-toc-link.is-active {
  color: var(--purple);
  background: rgba(173,161,209,0.25);
}

/* ── Article body ── */
.cs-body {
  min-width: 0;
}

/* ── Phase label ── */
.cs-phase-label {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 2rem;
}

.cs-phase-num {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--purple);
  color: #fff;
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}

/* Re-enable and resize numbered circles for demo walkthrough steps */
.cs-demo-walkthrough .cs-phase-num {
  display: flex;
  width: 28px;
  height: 28px;
  font-size: 0.9rem;
}

.cs-demo-walkthrough .cs-phase-num--1,
.cs-demo-walkthrough .cs-phase-num--2,
.cs-demo-walkthrough .cs-phase-num--3,
.cs-demo-walkthrough .cs-phase-num--4 {
  background: var(--rose);
  color: #fff;
}

.cs-phase-name {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--deep-base);
}

/* ── Section & subsection ── */
.cs-section {
  margin-bottom: 1rem;
}

.cs-subsection {
  margin-bottom: 2.5rem;
}

.cs-h2 {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--deep-base);
  margin-bottom: 1rem;
  padding-bottom: 0;
  border-bottom: none;
  letter-spacing: -0.01em;
}

.cs-p {
  font-size: 0.95rem;
  color: rgba(30,18,56,0.86);
  line-height: 1.8;
  margin-bottom: 0.75rem;
}

.cs-p:last-child { margin-bottom: 0; }

.cs-ul {
  padding-left: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.cs-ul li {
  font-size: 0.95rem;
  color: var(--ink-soft);
  line-height: 1.7;
}

.cs-ul--spaced { gap: 0.85rem; }

.cs-divider {
  height: 1px;
  background: rgba(86,47,84,0.4); /* dark plum */
  margin: 3rem 0;
}

/* ── Competitor cards ── */
.cs-competitor-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1rem;
}

.cs-competitor-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.cs-competitor-name {
  font-size: 1rem;
  font-weight: 700;
  color: var(--ink);
}

.cs-competitor-product {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--blue);
  margin-bottom: 0.25rem;
}

.cs-competitor-desc {
  font-size: 0.85rem;
  color: var(--ink-soft);
  line-height: 1.6;
}

.cs-competitor-gap {
  display: inline-block;
  margin-top: 0.5rem;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--terracotta);
  background: var(--terra-pale);
  padding: 0.2rem 0.6rem;
  border-radius: 50px;
}

/* ── Persona cards ── */
.cs-persona-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(0, 1.3fr);
  gap: 1.25rem;
  margin-bottom: 1.5rem;
}

.cs-persona-grid--single {
  grid-template-columns: 1fr;
}

.cs-persona-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.cs-persona-card--primary { border-top: 3px solid var(--blue); }
.cs-persona-card--secondary { border-top: 3px solid var(--terracotta); }

.cs-persona-header {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
}

.cs-persona-icon {
  width: 38px; height: 38px;
  border-radius: var(--radius-sm);
  background: var(--cream-dark);
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem;
  color: var(--muted);
  flex-shrink: 0;
}

.cs-persona-card--primary .cs-persona-icon { background: var(--blue-pale); color: var(--blue); }
.cs-persona-card--secondary .cs-persona-icon { background: var(--terra-pale); color: var(--terracotta); }

.cs-persona-tag {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.2rem;
}

.cs-persona-name {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.3;
}

.cs-persona-alias {
  font-weight: 400;
  color: var(--muted);
  font-size: 0.85rem;
}

.cs-persona-dl {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.4rem 0.85rem;
  font-size: 0.85rem;
}

.cs-persona-dl dt {
  font-weight: 600;
  color: var(--ink);
  white-space: nowrap;
}

.cs-persona-dl dd {
  color: var(--ink-soft);
  line-height: 1.6;
}

/* ── Quotes ── */
.cs-quotes-block {
  background: var(--cream-dark);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.cs-quotes-label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.cs-quote {
  border-left: 2px solid var(--terracotta);
  padding-left: 1rem;
}

.cs-quote p {
  font-size: 0.9rem;
  color: var(--ink);
  font-style: italic;
  line-height: 1.6;
  margin-bottom: 0.2rem;
}

.cs-quote cite {
  font-size: 0.75rem;
  color: var(--muted);
  font-style: normal;
}

/* ── User journey ── */
.cs-journey-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0;
  position: relative;
  padding-left: 2.5rem;
}

.cs-journey-list::before {
  content: '';
  position: absolute;
  left: 18px;
  top: 20px;
  bottom: 20px;
  width: 2px;
  background: var(--border);
}

.cs-journey-step {
  position: relative;
  padding: 0 0 1.5rem 1.5rem;
}

.cs-journey-num {
  position: absolute;
  left: -2.5rem;
  top: 0;
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--cream);
  border: 2px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--muted);
  z-index: 1;
}

.cs-journey-step--pain .cs-journey-num {
  background: var(--terra-pale);
  border-color: var(--terracotta);
  color: var(--terracotta);
}

.cs-journey-step--crisis .cs-journey-num {
  background: #f5eaec;
  border-color: var(--maroon);
  color: var(--maroon);
}

.cs-journey-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 0.35rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.cs-crisis-tag {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--maroon);
  background: #f5eaec;
  padding: 0.15rem 0.5rem;
  border-radius: 50px;
}

.cs-journey-desc {
  font-size: 0.88rem;
  color: var(--ink-soft);
  line-height: 1.7;
  margin-bottom: 0.5rem;
}

.cs-pain-point {
  display: inline-flex;
  align-items: flex-start;
  gap: 0.4rem;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--terracotta);
  background: var(--terra-pale);
  padding: 0.4rem 0.75rem;
  border-radius: var(--radius-sm);
  line-height: 1.5;
}

.cs-pain-point--crisis {
  color: var(--maroon);
  background: #f5eaec;
}

/* ── Takeaway cards ── */
.cs-takeaway-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.cs-takeaway-card {
  background: rgba(255,255,255,0.9);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(142,85,196,0.35);
  border-left: 4px solid var(--purple);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.cs-takeaway-icon {
  width: 40px; height: 40px;
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem;
}

.cs-takeaway-title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--deep-base);
  letter-spacing: -0.01em;
}

.cs-takeaway-desc {
  font-size: 0.875rem;
  color: rgba(30,18,56,0.86);
  line-height: 1.7;
}

.cs-insight-callout {
  font-size: 0.85rem;
  color: var(--ink);
  background: var(--gold-pale);
  border-left: 2px solid var(--gold);
  padding: 0.6rem 0.85rem;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  line-height: 1.6;
}

/* ── Problem cards ── */
.cs-problem-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.cs-problem-grid--single {
  grid-template-columns: 1fr;
}

.cs-problem-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.cs-problem-num {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 900;
  color: var(--border);
  line-height: 1;
}

.cs-problem-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--ink);
}

.cs-example-box {
  background: var(--cream-dark);
  border-radius: var(--radius-sm);
  padding: 0.85rem 1rem;
}

.cs-example-label {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.4rem;
}

/* ── Goal grid ── */
.cs-goal-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.cs-goal-item {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.1rem 1.25rem;
}

.cs-goal-icon {
  width: 36px; height: 36px;
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.9rem;
  flex-shrink: 0;
}

.cs-goal-who {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 0.2rem;
}

.cs-goal-desc {
  font-size: 0.85rem;
  color: var(--ink-soft);
  line-height: 1.6;
}

/* ── Data sources ── */
.cs-source-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.cs-source-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  align-items: flex-start;
}

.cs-source-icon {
  width: 38px; height: 38px;
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.95rem;
}

.cs-source-label {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--ink);
}

.cs-source-desc {
  font-size: 0.8rem;
  color: var(--muted);
  line-height: 1.5;
}

/* ── Mockup output box ── */
.cs-mockup-box {
  background: var(--ink);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.cs-mockup-label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.cs-mockup-text {
  font-family: 'Courier New', monospace;
  font-size: 0.88rem;
  color: #a8d8a8;
  line-height: 1.7;
}

.cs-mockup-text strong { color: #fff; }

.cs-mockup-note {
  font-size: 0.8rem;
  color: rgba(0,0,0,0.7);
  line-height: 1.6;
  border-top: 1px solid rgba(0,0,0,0.08);
  padding-top: 0.75rem;
}

/* ── GTM phases ── */
.cs-gtm-phases {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.cs-gtm-phase {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
}

.cs-gtm-phase-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.6rem;
}

.cs-gtm-phase-badge {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.25rem 0.65rem;
  border-radius: 50px;
}

.cs-gtm-phase-badge--0 { background: var(--gold-pale); color: #8a6200; }
.cs-gtm-phase-badge--1 { background: var(--blue-pale); color: var(--blue); }
.cs-gtm-phase-badge--2 { background: var(--terra-pale); color: var(--terracotta); }

.cs-gtm-phase-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--ink);
}

.cs-channels-box {
  background: var(--cream-dark);
  border-radius: var(--radius-md);
  padding: 1.1rem 1.4rem;
}

.cs-channels-label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.6rem;
}

/* ── Metrics ── */
.cs-metrics-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.cs-metric-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.cs-metric-card--star {
  border-color: var(--gold);
  background: var(--gold-pale);
}

.cs-metric-card--counter {
  border-color: #e8c8cc;
  background: #fdf5f6;
}

.cs-metric-icon {
  font-size: 1.1rem;
  color: var(--gold);
}

.cs-metric-type {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.cs-metric-text {
  font-size: 0.88rem;
  color: var(--ink-soft);
  line-height: 1.7;
}

.cs-metric-text strong { color: var(--ink); }

.cs-metric-list {
  padding-left: 1.1rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.cs-metric-list li {
  font-size: 0.875rem;
  color: var(--ink-soft);
  line-height: 1.6;
}

/* ── Risks ── */
.cs-risk-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.cs-risk-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.4rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.cs-risk-header {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.cs-risk-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--ink);
}

.cs-risk-desc {
  font-size: 0.875rem;
  color: var(--ink-soft);
  line-height: 1.6;
}

.cs-risk-mitigation {
  background: var(--cream-dark);
  border-radius: var(--radius-sm);
  padding: 0.65rem 0.85rem;
  font-size: 0.85rem;
  color: var(--ink-soft);
  line-height: 1.6;
}

.cs-risk-mit-label {
  display: block;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.25rem;
}

/* ── Closing box ── */
.cs-closing-box {
  background: var(--blue-pale);
  border-left: 3px solid var(--blue);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: 1.5rem 1.75rem;
}

.cs-closing-box .cs-p {
  font-size: 1rem;
  color: var(--ink);
  line-height: 1.8;
}

/* ── CareCast hero variant ── */
.cs-hero--carecast {
  background: linear-gradient(135deg, #2d1b69 0%, #5b2d8e 60%, #c4622d 100%);
}

.cs-hero--carecast .cs-title,
.cs-hero--carecast .cs-subtitle {
  color: #fff;
}

.cs-hero--carecast .cs-badge--muted {
  background: rgba(255,255,255,0.15);
  color: rgba(255,255,255,0.8);
  border-color: rgba(255,255,255,0.2);
}

.cs-carecast-title-row {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.cs-carecast-logo {
  width: 56px; height: 56px;
  object-fit: contain;
  background: rgba(255,255,255,0.12);
  border-radius: var(--radius-sm);
  padding: 6px;
}

/* Logo on a light/white hero — no tinted background needed */
.cs-carecast-logo--light {
  background: rgba(255,255,255,0.85);
  padding: 4px;
}

/* ── Demo video on page ── */
.cs-demo-video {
  width: 100%;
  border-radius: var(--radius-md);
  background: #000;
  max-height: 480px;
  object-fit: contain;
  box-shadow: var(--shadow-md);
}

.cs-demo-media {
  margin-bottom: 1.75rem;
}

/* ── Traffic light legend ── */
.traffic-legend {
  margin-top: 0.75rem;
  margin-bottom: 1.5rem;
}

.traffic-legend-dots {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.traffic-dot {
  font-size: 0.9rem;
  color: var(--ink-soft);
}

/* ── Back footer ── */
.cs-back-footer {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(86,47,84,0.35);
  display: flex;
  justify-content: flex-start;
}

.cs-back-footer .btn--ghost {
  background: var(--purple);
  color: #ffffff;
  border-color: var(--purple);
}

.cs-back-footer .btn--ghost:hover {
  background: var(--gold);
  color: var(--deep-base);
  border-color: var(--gold-deep);
}

/* ── Hero stats row ── */
.cs-hero-stats {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
  margin-top: 1rem;
  padding: 1.25rem 1.5rem;
  background: #fff;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
}

.cs-hero-stat {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.cs-hero-stat-num {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 900;
  color: var(--terracotta);
  line-height: 1;
}

.cs-hero-stat-label {
  font-size: 0.75rem;
  color: var(--muted);
  line-height: 1.4;
  max-width: 14ch;
}

.cs-hero-stat-divider {
  width: 1px;
  height: 36px;
  background: var(--border);
  flex-shrink: 0;
}

/* ── Stat callout row ── */
.cs-stat-callout-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin: 1.25rem 0;
}

.cs-stat-callout {
  border-radius: var(--radius-md);
  padding: 1.1rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.cs-stat-callout--terra { background: var(--terra-pale); border-left: 3px solid var(--terracotta); }
.cs-stat-callout--blue  { background: var(--blue-pale);  border-left: 3px solid var(--blue); }

.cs-stat-callout-num {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 900;
  color: var(--ink);
  line-height: 1;
}

.cs-stat-callout-desc {
  font-size: 0.82rem;
  color: var(--ink-soft);
  line-height: 1.5;
}

/* ── Problem statement box ── */
.cs-problem-statement {
  background: var(--terra-pale);
  border-left: 3px solid var(--terracotta);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  padding: 1rem 1.25rem;
  margin-top: 0.5rem;
}

.cs-problem-statement-label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--terracotta);
  margin-bottom: 0.4rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

/* ── Market cards ── */
.cs-market-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.cs-market-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.cs-market-card--direct   { border-top: 3px solid var(--blue); }
.cs-market-card--adjacent { border-top: 3px solid var(--terracotta); }
.cs-market-card--indirect { border-top: 3px solid var(--gold); }

.cs-market-card-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.cs-market-type-badge {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.2rem 0.55rem;
  border-radius: 50px;
}

.cs-market-type-badge--direct   { background: var(--blue-pale);  color: var(--blue); }
.cs-market-type-badge--adjacent { background: var(--terra-pale);  color: var(--terracotta); }
.cs-market-type-badge--indirect { background: var(--gold-pale);   color: #8a6200; }

.cs-market-type-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--ink);
}

.cs-market-players {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--muted);
}

.cs-market-desc {
  font-size: 0.85rem;
  color: var(--ink-soft);
  line-height: 1.6;
}

.cs-market-trends-box {
  background: var(--cream-dark);
  border-radius: var(--radius-md);
  padding: 1.1rem 1.4rem;
}

.cs-competitor-gap--green {
  color: #2d7a4f;
  background: #eaf5ef;
}

/* ── Goal section label ── */
.cs-goal-section-label {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.75rem;
  margin-top: 0.5rem;
}

/* ── Metrics targets ── */
.cs-metrics-targets {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.cs-metrics-target {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  min-width: 130px;
}

.cs-metrics-target--primary {
  border-color: var(--terracotta);
  background: var(--terra-pale);
}

.cs-metrics-target-label {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.cs-metrics-target-value {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--ink);
  line-height: 1;
}

.cs-metrics-target-desc {
  font-size: 0.78rem;
  color: var(--ink-soft);
  line-height: 1.4;
}

/* ── Feature table ── */
.cs-feature-table-wrap {
  overflow-x: auto;
  margin-bottom: 2rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--plum);
}

.cs-feature-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}

.cs-feature-table th {
  background: var(--cream-dark);
  padding: 0.65rem 0.85rem;
  text-align: left;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  border-bottom: 1px solid rgba(86,47,84,0.35);
  white-space: nowrap;
}

.cs-feature-table td {
  background: var(--cream-dark);
  padding: 0.75rem 0.85rem;
  border-bottom: 1px solid rgba(86,47,84,0.25);
  color: var(--ink-soft);
  vertical-align: top;
  line-height: 1.5;
}

.cs-feature-table tr:last-child td { border-bottom: none; }

.cs-mvp-badge {
  font-size: 0.7rem;
  font-weight: 700;
  padding: 0.2rem 0.5rem;
  border-radius: 50px;
  white-space: nowrap;
}

.cs-mvp-badge--yes {
  background: var(--gold);
  color: var(--deep-base);
  border: 1px solid var(--gold-deep);
}

.cs-mvp-badge--v2 {
  background: rgba(173,161,209,0.28);
  color: var(--plum);
  border: 1px solid rgba(173,161,209,0.5);
}

/* ── Core flow steps ── */
.cs-h3-sub {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--ink);
  margin: 1.5rem 0 1rem;
}

.cs-flow-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.cs-flow-step {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
}

.cs-flow-num {
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--blue);
  color: #fff;
  font-size: 0.8rem;
  font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}

.cs-flow-title {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 0.25rem;
}

.cs-flow-desc {
  font-size: 0.85rem;
  color: var(--ink-soft);
  line-height: 1.6;
}

/* ── Impact / Constraints ── */
.cs-impact-constraints {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.cs-impact-box {
  background: var(--blue-pale);
  border-left: 3px solid var(--blue);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  padding: 1rem 1.25rem;
}

.cs-constraints-box {
  background: #fdf5f6;
  border-left: 3px solid var(--maroon);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  padding: 1rem 1.25rem;
}

.cs-impact-label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 0.4rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

/* ── Risk tradeoff note ── */
.cs-risk-tradeoff {
  font-size: 0.82rem;
  color: var(--muted);
  font-style: italic;
  line-height: 1.5;
  margin-top: 0.25rem;
}

/* ── Runner-up badge ── */
.cs-badge--runnerup {
  background: #f0f0f0;
  color: #555;
  border-color: #bbb;
}

/* ── Rutgers hero variant — reuse main hero gradient ── */
.cs-hero--rutgers {
  background: linear-gradient(135deg, var(--deep-base) 0%, var(--plum) 55%, var(--deep-base) 100%);
}

.cs-hero--rutgers .cs-title,
.cs-hero--rutgers .cs-subtitle {
  color: #fff;
}

.cs-hero--rutgers .cs-badge--muted {
  background: rgba(255,255,255,0.15);
  color: rgba(255,255,255,0.8);
  border-color: rgba(255,255,255,0.2);
}

.cs-hero--rutgers .cs-badge--runnerup {
  background: var(--gold);
  color: var(--deep-base);
  border-color: var(--gold-deep);
}

.cs-hero--rutgers .cs-badge--health {
  background: rgba(255,255,255,0.18);
  color: #fff;
  border-color: rgba(255,255,255,0.3);
}

.cs-hypothesis-box--rutgers {
  background: rgba(255,255,255,0.15);
  border-left-color: var(--gold);
  max-width: 70ch;
}

.cs-hypothesis-box--rutgers .cs-hypothesis-label {
  color: var(--gold);
}

.cs-hypothesis-box--rutgers .cs-hypothesis-text {
  color: rgba(255,255,255,0.9);
}

/* ── CareCast-specific badge colours ── */
.cs-hero--carecast .cs-badge--win {
  background: var(--gold);
  color: var(--deep-base);
  border-color: var(--gold-deep);
}

.cs-hero--carecast .cs-badge--climate,
.cs-hero--carecast .cs-badge--health,
.cs-hero--carecast .cs-badge--muted {
  background: transparent;
  color: var(--lavender);
  border-color: rgba(173,161,209,0.65);
}

/* ── Award-style hypothesis box ── */
.cs-hypothesis-box--award {
  background: rgba(255,255,255,0.15);
  border-left-color: var(--gold);
  max-width: 70ch;
}

.cs-hypothesis-box--award .cs-hypothesis-label {
  color: var(--gold);
}

.cs-hypothesis-box--award .cs-hypothesis-text {
  color: rgba(255,255,255,0.9);
}

/* ── 3-column takeaway grid ── */
.cs-takeaway-grid--3 {
  grid-template-columns: repeat(3, 1fr);
}

/* ── 4-column takeaway grid ── */
.cs-takeaway-grid--4 {
  grid-template-columns: repeat(4, 1fr);
}

/* ── PRD link inside takeaway card ── */
.cs-prd-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--deep-base);
  margin-top: auto;
  padding-top: 0.5rem;
  transition: color var(--transition);
}

.cs-prd-link:hover { color: var(--purple); }

.cs-takeaway-card--prd {
  border-top: none;
}

/* ── Roche hero variant — aligned with main hero ── */
.cs-hero--roche {
  background: linear-gradient(135deg, var(--deep-base) 0%, var(--plum) 55%, var(--deep-base) 100%);
}

.cs-hero--roche .cs-title,
.cs-hero--roche .cs-subtitle {
  color: #fff;
}

.cs-hero--roche .cs-badge--win {
  background: var(--gold);
  color: var(--deep-base);
  border-color: var(--gold-deep);
}

.cs-hero--roche .cs-badge--roche {
  background: rgba(173,161,209,0.25);
  color: #ffffff;
  border-color: rgba(173,161,209,0.6);
}

.cs-hero--roche .cs-badge--muted {
  background: rgba(173,161,209,0.18);
  color: #ffffff;
  border-color: rgba(173,161,209,0.45);
}

.cs-hypothesis-box--roche {
  background: rgba(255,255,255,0.12);
  border-left: 3px solid var(--gold);
  max-width: 70ch;
}

.cs-hypothesis-box--roche .cs-hypothesis-label {
  color: var(--gold-deep);
}

.cs-hypothesis-box--roche .cs-hypothesis-text {
  color: rgba(255,255,255,0.95);
}

/* ── Microsoft hero variant ── */
.cs-hero--microsoft {
  background: linear-gradient(135deg, var(--deep-base) 0%, var(--plum) 55%, var(--deep-base) 100%);
}

.cs-hero--microsoft .cs-title,
.cs-hero--microsoft .cs-subtitle {
  color: #fff;
}

.cs-hero--microsoft .cs-badge--win {
  background: var(--gold);
  color: var(--deep-base);
  border-color: var(--gold-deep);
}

.cs-hero--microsoft .cs-badge--msft {
  background: rgba(173,161,209,0.25);
  color: #ffffff;
  border-color: rgba(173,161,209,0.6);
}

.cs-hero--microsoft .cs-badge--muted {
  background: rgba(173,161,209,0.18);
  color: #ffffff;
  border-color: rgba(173,161,209,0.45);
}

.cs-hypothesis-box--msft {
  background: rgba(255,255,255,0.12);
  border-left: 3px solid var(--gold);
  max-width: 70ch;
}

.cs-hypothesis-box--msft .cs-hypothesis-label {
  color: var(--gold-deep);
}

.cs-hypothesis-box--msft .cs-hypothesis-text {
  color: rgba(255,255,255,0.95);
}

/* ── AZ hero variant — reuse main hero gradient ── */
.cs-hero--az {
  background: linear-gradient(135deg, var(--deep-base) 0%, var(--plum) 55%, var(--deep-base) 100%);
}

.cs-hero--az .cs-title,
.cs-hero--az .cs-subtitle {
  color: #fff;
}

.cs-hero--az .cs-badge--muted {
  background: rgba(255,255,255,0.15);
  color: rgba(255,255,255,0.8);
  border-color: rgba(255,255,255,0.2);
}

.cs-hero--az .cs-badge--blue {
  background: rgba(255,255,255,0.18);
  color: #fff;
  border-color: rgba(255,255,255,0.3);
}

.cs-hero--az .cs-badge--health {
  background: rgba(255,255,255,0.18);
  color: #fff;
  border-color: rgba(255,255,255,0.3);
}

.cs-hypothesis-box--az {
  background: rgba(255,255,255,0.15);
  border-left-color: var(--gold);
  max-width: 70ch;
}

.cs-hypothesis-box--az .cs-hypothesis-label {
  color: var(--gold);
}

.cs-hypothesis-box--az .cs-hypothesis-text {
  color: rgba(255,255,255,0.9);
}

/* ── Project case studies (RecruitSim, Virtual DM Assistant, Toastmasters) ── */
.cs-hero--project .cs-title,
.cs-hero--project .cs-subtitle {
  color: #fff;
}

.cs-hero--project .cs-badge:not(.cs-badge--blue):not(.cs-badge--muted) {
  background: var(--purple);
  color: #ffffff;
  border-color: rgba(255,255,255,0.25);
}

.cs-hero--project .cs-badge--blue {
  background: rgba(173,161,209,0.25);
  color: #ffffff;
  border-color: rgba(173,161,209,0.6);
}

.cs-hero--project .cs-badge--muted {
  background: rgba(173,161,209,0.18);
  color: #ffffff;
  border-color: rgba(173,161,209,0.45);
}

.cs-hero--project .cs-hypothesis-box {
  background: rgba(255,255,255,0.12);
  border-left: 3px solid var(--gold);
  max-width: 70ch;
}

.cs-hero--project .cs-hypothesis-label {
  color: var(--gold-deep);
}

.cs-hero--project .cs-hypothesis-text {
  color: rgba(255,255,255,0.95);
}

/* RecruitSim page: phase numbers + cards alignment */
.cs-theme-project .cs-phase-num {
  background: var(--rose);
  color: #fff;
}

.cs-theme-project .cs-takeaway-card,
.cs-theme-project .cs-competitor-card,
.cs-theme-project .cs-persona-card,
.cs-theme-project .cs-problem-card,
.cs-theme-project .cs-goal-item,
.cs-theme-project .cs-source-card,
.cs-theme-project .cs-metric-card,
.cs-theme-project .cs-risk-card {
  background: rgba(255,255,255,0.9);
  border: 1px solid rgba(142,85,196,0.35);
  border-left: 4px solid var(--purple);
}

.cs-theme-project .cs-persona-card--primary {
  border-top-color: var(--purple);
}

.cs-theme-project .cs-persona-card--primary .cs-persona-icon {
  background: rgba(173,161,209,0.25);
  color: var(--deep-base);
}

.cs-theme-project .cs-persona-card--secondary {
  border-top-color: var(--rose);
}

.cs-theme-project .cs-persona-card--secondary .cs-persona-icon {
  background: rgba(166,103,131,0.22);
  color: var(--deep-base);
}

.cs-theme-project .cs-persona-name,
.cs-theme-project .cs-persona-dl dt,
.cs-theme-project .cs-persona-dl dd {
  color: var(--plum);
}


.cs-theme-project .cs-journey-step--pain .cs-journey-num {
  background: rgba(166,103,131,0.2);
  border-color: var(--rose);
  color: var(--rose);
}

.cs-theme-project .cs-journey-step--crisis .cs-journey-num {
  background: var(--rose);
  border-color: var(--rose);
  color: #fff;
}

/* Pain points: consistent rose tint (no orange) */
.cs-theme-project .cs-pain-point {
  color: var(--deep-base);
  background: rgba(166,103,131,0.14);
  border-left: 3px solid var(--rose);
  padding-left: 0.6rem;
}

.cs-theme-project .cs-pain-point i {
  color: var(--rose);
}

/* Crisis point: strongly highlighted */
.cs-theme-project .cs-pain-point--crisis {
  color: var(--deep-base);
  background: rgba(166,103,131,0.22);
  border-left: 4px solid var(--rose);
  font-weight: 700;
}

.cs-theme-project .cs-pain-point--crisis i {
  color: var(--rose);
}

/* "THE CRISIS" tag next to step title */
.cs-theme-project .cs-crisis-tag {
  color: #fff;
  background: var(--rose);
  padding: 0.2rem 0.6rem;
  border-radius: 50px;
}

.cs-theme-project .cs-problem-num {
  color: var(--purple);
}

.cs-theme-project .cs-gtm-phase-badge--0,
.cs-theme-project .cs-gtm-phase-badge--1,
.cs-theme-project .cs-gtm-phase-badge--2 {
  background: rgba(173,161,209,0.28);
  color: var(--deep-base);
}

.cs-theme-project .cs-competitor-product {
  color: var(--purple);
}

.cs-theme-project .cs-competitor-gap {
  color: var(--rose);
  background: rgba(166,103,131,0.12);
}

.cs-theme-project .cs-quotes-block {
  background: rgba(173,161,209,0.18);
}

.cs-theme-project .cs-quotes-label {
  color: var(--plum);
}

.cs-theme-project .cs-quote {
  border-left-color: var(--purple);
}

.cs-theme-project .cs-quote p {
  color: var(--deep-base);
}

.cs-theme-project .cs-quote cite {
  color: var(--plum);
}

/* RecruitSim: feature table matches quotes section colour */
.cs-theme-project .cs-feature-table-wrap {
  background: rgba(173,161,209,0.18);
  border: 1px solid rgba(173,161,209,0.45);
  border-radius: var(--radius-md);
}

.cs-theme-project .cs-feature-table th,
.cs-theme-project .cs-feature-table td {
  background: rgba(173,161,209,0.18);
  border-bottom-color: rgba(173,161,209,0.35);
}

.cs-theme-project .cs-feature-table th {
  color: var(--plum);
}

.cs-theme-project .cs-feature-table td {
  color: var(--deep-base);
}

.cs-theme-project .cs-channels-box {
  background: rgba(173,161,209,0.18);
}

.cs-theme-project .cs-channels-label {
  color: var(--plum);
}

.cs-theme-project .cs-closing-box {
  background: rgba(173,161,209,0.18);
  border-left: 4px solid var(--purple);
}

.cs-theme-project .cs-closing-box .cs-p {
  color: var(--deep-base);
}

/* Hero stats (Virtual DM): theme colours */
.cs-theme-project .cs-hero-stats {
  background: rgba(255,255,255,0.95);
  border: 1px solid rgba(142,85,196,0.35);
  border-left: 4px solid var(--purple);
}

.cs-theme-project .cs-hero-stat-num {
  color: var(--purple);
}

.cs-theme-project .cs-hero-stat-label {
  color: var(--plum);
}

.cs-theme-project .cs-hero-stat-divider {
  background: rgba(86,47,84,0.3);
}

/* Market boxes: white with purple accent, same tag colour */
.cs-theme-project .cs-market-card,
.cs-theme-project .cs-market-card--direct,
.cs-theme-project .cs-market-card--adjacent,
.cs-theme-project .cs-market-card--indirect {
  background: rgba(255,255,255,0.9);
  border: 1px solid rgba(142,85,196,0.35);
  border-left: 4px solid var(--purple);
  border-top: 1px solid rgba(142,85,196,0.35);
}

.cs-theme-project .cs-market-type-badge--direct,
.cs-theme-project .cs-market-type-badge--adjacent,
.cs-theme-project .cs-market-type-badge--indirect {
  background: rgba(173,161,209,0.28);
  color: var(--deep-base);
  border: 1px solid rgba(173,161,209,0.5);
}

.cs-theme-project .cs-market-type-label {
  color: var(--plum);
}

.cs-theme-project .cs-market-desc {
  color: var(--deep-base);
}

.cs-theme-project .cs-competitor-gap--green {
  color: var(--rose);
  background: rgba(166,103,131,0.12);
}

/* Final Solution / Core Flow: numbered colours + dark plum text */
.cs-theme-project .cs-flow-step {
  background: rgba(255,255,255,0.9);
  border: 1px solid rgba(142,85,196,0.35);
  border-left: 4px solid var(--purple);
}

.cs-theme-project .cs-flow-num {
  background: var(--rose);
  color: #fff;
}

.cs-theme-project .cs-flow-title,
.cs-theme-project .cs-flow-desc {
  color: var(--plum);
}

/* ── Multi-competition layout ── */
.cs-comp-header {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
  margin-bottom: 1.75rem;
}

.cs-comp-num {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--rose);
  color: #fff;
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 0.2rem;
}

.cs-comp-title {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--deep-base);
  margin-bottom: 0.5rem;
  line-height: 1.3;
  letter-spacing: -0.01em;
}

.cs-comp-prompt {
  font-size: 0.9rem;
  color: var(--plum);
  line-height: 1.6;
  display: flex;
  gap: 0.5rem;
  align-items: baseline;
  flex-wrap: wrap;
}

.cs-comp-prompt-label {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--deep-base);
  background: rgba(173,161,209,0.25);
  padding: 0.15rem 0.55rem;
  border-radius: 50px;
  flex-shrink: 0;
}

.cs-comp-body {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.cs-comp-block-title {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.cs-comp-block-title i {
  color: var(--gold);
}

.cs-comp-outcome {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  background: rgba(255,255,255,0.9);
  border-left: 3px solid var(--purple);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  border: 1px solid rgba(142,85,196,0.35);
  padding: 1rem 1.25rem;
}

.cs-comp-outcome > i {
  color: var(--purple);
  margin-top: 0.15rem;
  flex-shrink: 0;
}

.cs-comp-outcome-label {
  display: block;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--deep-base);
  margin-bottom: 0.3rem;
}

.cs-comp-outcome-text {
  font-size: 0.9rem;
  color: var(--ink);
  line-height: 1.6;
}

/* ── Demo walkthrough (numbered steps with screenshots) ── */
.cs-demo-walkthrough {
  display: flex;
  flex-direction: column;
  gap: 3rem;
  margin-top: 1.5rem;
}

.cs-demo-step {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.cs-demo-step-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.cs-demo-step-title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--deep-base);
  letter-spacing: -0.01em;
}

.cs-demo-img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-md);
}

/* Portrait/mobile screenshot — constrained width */
.cs-demo-img--mobile {
  width: 100%;
  max-width: 320px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-md);
}

/* Two demo items side by side */
.cs-demo-side-by-side {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin-top: 1.5rem;
  align-items: start;
}

@media (max-width: 600px) {
  .cs-demo-side-by-side {
    grid-template-columns: 1fr;
  }
}

.cs-demo-caption {
  font-size: 0.85rem;
  color: var(--muted);
  line-height: 1.6;
  font-style: italic;
  padding-left: 0.25rem;
  border-left: 2px solid var(--border);
  padding-left: 0.75rem;
}

/* ── Video credit caption ── */
.cs-video-credit {
  margin-top: 0.75rem;
  font-size: 0.82rem;
  color: rgba(30,18,56,0.86);
  display: flex;
  align-items: flex-start;
  gap: 0.4rem;
  line-height: 1.5;
}

.cs-video-credit i {
  margin-top: 0.1rem;
  flex-shrink: 0;
  color: var(--purple);
}

/* ── Phase 2 mockup image ── */
.cs-mockup-img {
  display: block;
  width: 100%;
  max-width: 1024px;
  height: auto;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border);
  margin-top: 1rem;
  image-rendering: -webkit-optimize-contrast;
  image-rendering: crisp-edges;
}

/* ── Hero contents preview ── */
.cs-hero-contents {
  margin-top: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.cs-hero-contents-label {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
}

.cs-hero-contents-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem;
}

.cs-hero-contents-item {
  font-size: 0.85rem;
  font-weight: 500;
  color: rgba(255,255,255,0.75);
  transition: color var(--transition);
  text-decoration: none;
}

.cs-hero-contents-item:hover {
  color: #fff;
  text-decoration: underline;
}

.cs-hero-contents-sep {
  color: rgba(255,255,255,0.3);
  font-size: 0.85rem;
}

/* ═══════════════════════════════════════════
   RESPONSIVE
═══════════════════════════════════════════ */
@media (max-width: 1100px) {
  .cs-takeaway-grid--3,
  .cs-takeaway-grid--4 {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 900px) {
  .cs-layout {
    grid-template-columns: 1fr;
  }

  .cs-toc {
    position: static;
    background: var(--cream-dark);
    border-radius: var(--radius-md);
    padding: 1rem 1.25rem;
    border: 1px solid var(--border);
  }

  .cs-toc-list {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 0.25rem;
  }

  .cs-toc-list ol { display: none; }

  .cs-persona-grid,
  .cs-competitor-grid,
  .cs-takeaway-grid,
  .cs-takeaway-grid--3,
  .cs-takeaway-grid--4,
  .cs-problem-grid,
  .cs-goal-grid,
  .cs-metrics-grid,
  .cs-risk-grid,
  .cs-market-grid,
  .cs-stat-callout-row,
  .cs-impact-constraints {
    grid-template-columns: 1fr;
  }

  .cs-source-grid {
    grid-template-columns: 1fr 1fr;
  }

  .cs-hero-stats {
    gap: 1rem;
  }

  .cs-hero-stat-divider { display: none; }
}

@media (max-width: 600px) {
  .cs-source-grid,
  .cs-market-grid {
    grid-template-columns: 1fr;
  }

  .cs-layout {
    padding: 2rem 1.25rem 4rem;
  }

  .cs-metrics-targets {
    flex-direction: column;
  }
}