/* ==========================================================================
   Home — Executive-grade, text-first UI
   Typography: Source Serif 4 (headlines), Source Sans 3 (body, UI)
   Palette: Warm off-white, warm dark text, muted stone accent
   ========================================================================== */

:root {
  /* Neutral palette */
  --bg: #FAFAF9;
  --bg-card: #FFFFFF;
  --text: #1C1917;
  --text-muted: #57534E;
  --text-soft: #78716C;
  --border: #E7E5E4;
  --border-subtle: #F5F5F4;

  /* Muted accent (stone/slate) */
  --accent: #57534E;
  --accent-hover: #44403C;

  /* Typography scale (base 16px) */
  --text-xs: 0.8125rem;   /* 13px */
  --text-sm: 0.875rem;    /* 14px */
  --text-base: 1rem;      /* 16px */
  --text-lg: 1.125rem;    /* 18px */
  --text-xl: 1.25rem;     /* 20px */
  --text-2xl: 1.5rem;     /* 24px */
  --text-3xl: 1.875rem;   /* 30px */
  --text-4xl: 2.25rem;    /* 36px */
  --text-5xl: 3rem;       /* 48px */

  /* Spacing scale (4px base) */
  --space-4: 0.25rem;
  --space-6: 0.375rem;
  --space-8: 0.5rem;
  --space-12: 0.75rem;
  --space-16: 1rem;
  --space-20: 1.25rem;
  --space-24: 1.5rem;
  --space-32: 2rem;
  --space-40: 2.5rem;
  --space-48: 3rem;
  --space-64: 4rem;
  --space-80: 5rem;
  --space-96: 6rem;
  --space-128: 8rem;

  --nav-height: 3.5rem;
  --content-max: 52rem;
  --content-wide: 72rem;
  --transition: 0.15s ease;
}

/* Shared: editorial images */
.page-img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  border-radius: 4px;
}

.page-img--rounded {
  border-radius: 8px;
}

.page-img--portrait {
  aspect-ratio: 1;
  object-fit: cover;
}

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

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

body {
  margin: 0;
  font-family: "Source Sans 3", system-ui, sans-serif;
  font-size: var(--text-base);
  font-weight: 400;
  line-height: 1.6;
  color: var(--text);
  background-color: var(--bg);
}

/* ==========================================================================
   1. Top Navigation — Fixed, minimal
   ========================================================================== */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-height);
  background: var(--bg);
  border-bottom: 1px solid var(--border-subtle);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 72rem;
  margin: 0 auto;
  padding: 0 var(--space-24);
  height: 100%;
}

.nav-logo {
  font-family: "Source Serif 4", Georgia, serif;
  font-size: var(--text-lg);
  font-weight: 500;
  color: var(--text);
  text-decoration: none;
  letter-spacing: -0.01em;
}

.nav-logo:hover {
  color: var(--accent);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-32);
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text-muted);
  text-decoration: none;
  transition: color var(--transition);
}

.nav-links a:hover {
  color: var(--text);
}

/* ==========================================================================
   2. Hero Section — Left-aligned, strong hierarchy
   ========================================================================== */

main {
  padding-top: var(--nav-height);
}

.hero {
  max-width: var(--content-wide);
  margin: 0 auto;
  padding: var(--space-96) var(--space-24) var(--space-80);
}

.hero--with-image {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-64);
  align-items: start;
}

.hero-content {
  min-width: 0;
}

.hero-visual {
  position: sticky;
  top: calc(var(--nav-height) + var(--space-24));
  min-width: 0;
}

.hero-visual .page-img {
  aspect-ratio: 4/3;
  width: 100%;
}

@media (max-width: 900px) {
  .hero--with-image {
    grid-template-columns: 1fr;
    gap: var(--space-48);
  }
  .hero-visual {
    position: static;
    max-width: 480px;
  }
}

.hero-headline {
  font-family: "Source Serif 4", Georgia, serif;
  font-size: clamp(var(--text-3xl), 5vw, var(--text-5xl));
  font-weight: 500;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--text);
  margin: 0 0 var(--space-24);
  max-width: 38rem;
}

.hero-subheadline {
  font-size: var(--text-xl);
  font-weight: 400;
  line-height: 1.5;
  color: var(--text-muted);
  margin: 0 0 var(--space-40);
  max-width: 42rem;
}

.hero-body {
  max-width: 40rem;
}

.hero-body p {
  margin: 0 0 var(--space-24);
  font-size: var(--text-lg);
  line-height: 1.65;
  color: var(--text);
}

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

/* ==========================================================================
   3. Core Pillars — 4 cards, 2×2 on small screens
   ========================================================================== */

.pillars {
  max-width: var(--content-wide);
  margin: 0 auto;
  padding: var(--space-64) var(--space-24) var(--space-80);
}

.pillars--alt {
  background: var(--border-subtle);
  margin-left: 0;
  margin-right: 0;
  padding-left: max(var(--space-24), env(safe-area-inset-left));
  padding-right: max(var(--space-24), env(safe-area-inset-right));
}

.pillars--alt .pillars-grid {
  max-width: var(--content-wide);
  margin: 0 auto;
}

.pillars-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-24);
}

@media (max-width: 900px) {
  .pillars-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 520px) {
  .pillars-grid {
    grid-template-columns: 1fr;
  }
}

.pillar-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  padding: var(--space-32);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.pillar-card:hover {
  border-color: var(--border);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}

.pillar-title {
  font-family: "Source Serif 4", Georgia, serif;
  font-size: var(--text-lg);
  font-weight: 500;
  color: var(--text);
  margin: 0 0 var(--space-12);
  line-height: 1.35;
}

.pillar-desc {
  font-size: var(--text-sm);
  line-height: 1.55;
  color: var(--text-muted);
  margin: 0;
}

/* ==========================================================================
   4. Credibility Strip — Horizontal, subtle
   ========================================================================== */

.credibility-strip {
  background: var(--border-subtle);
  padding: var(--space-24) var(--space-24);
}

.credibility-inner {
  max-width: 72rem;
  margin: 0 auto;
  text-align: center;
  font-size: var(--text-sm);
  color: var(--text-soft);
  letter-spacing: 0.01em;
}

.credibility-item {
  white-space: nowrap;
}

.credibility-sep {
  margin: 0 var(--space-12);
  color: var(--border);
  user-select: none;
}

@media (max-width: 640px) {
  .credibility-inner {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-8);
  }
  .credibility-sep {
    display: none;
  }
}

/* ==========================================================================
   5. Soft Navigation — Text links only
   ========================================================================== */

.soft-nav {
  padding: var(--space-64) var(--space-24) var(--space-96);
  background: var(--border-subtle);
}

.soft-nav-inner {
  max-width: var(--content-max);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-48);
}

.soft-nav-link {
  font-size: var(--text-lg);
  font-weight: 500;
  color: var(--accent);
  text-decoration: none;
  transition: color var(--transition);
}

.soft-nav-link:hover {
  color: var(--accent-hover);
}

/* ==========================================================================
   Footer
   ========================================================================== */

.site-footer {
  max-width: 72rem;
  margin: 0 auto;
  padding: var(--space-24) var(--space-24);
  border-top: 1px solid var(--border-subtle);
}

.footer-text {
  margin: 0;
  font-size: var(--text-xs);
  color: var(--text-soft);
}

/* ==========================================================================
   Journey Page — Narrative, editorial, vertical flow
   ========================================================================== */

.nav-link-current {
  color: var(--text) !important;
}

.journey-main {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: var(--space-96) var(--space-24) var(--space-80);
}

.journey-header {
  margin-bottom: var(--space-32);
}

.journey-hero-img {
  margin: 0 0 var(--space-48);
}

.journey-hero-img .page-img {
  aspect-ratio: 2.5/1;
  width: 100%;
}

@media (max-width: 640px) {
  .journey-hero-img .page-img {
    aspect-ratio: 16/10;
  }
}

.journey-title {
  font-family: "Source Serif 4", Georgia, serif;
  font-size: clamp(var(--text-3xl), 4vw, var(--text-4xl));
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--text);
  margin: 0 0 var(--space-12);
}

.journey-subtitle {
  font-size: var(--text-xl);
  font-weight: 400;
  color: var(--text-muted);
  margin: 0;
  line-height: 1.45;
}

.journey-intro {
  margin-bottom: var(--space-80);
}

.journey-intro p {
  margin: 0 0 var(--space-24);
  font-size: var(--text-lg);
  line-height: 1.7;
  color: var(--text);
}

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

/* Chapter block */
.journey-chapter {
  padding-top: var(--space-64);
  padding-bottom: var(--space-64);
  border-top: 1px solid var(--border-subtle);
}

.journey-chapter:first-of-type {
  border-top: none;
  padding-top: 0;
}

.journey-chapter-title {
  font-family: "Source Serif 4", Georgia, serif;
  font-size: var(--text-2xl);
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--text);
  margin: 0 0 var(--space-32);
  line-height: 1.3;
}

.journey-chapter-narrative {
  margin-bottom: var(--space-32);
}

.journey-chapter-narrative p {
  margin: 0 0 var(--space-20);
  font-size: var(--text-base);
  line-height: 1.7;
  color: var(--text);
}

.journey-chapter-narrative p:last-child {
  margin-bottom: 0;
}

.journey-constraints {
  margin-bottom: var(--space-32);
}

.journey-constraints-label,
.journey-shows-up-label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: var(--space-8);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.journey-constraints ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.journey-constraints li {
  font-size: var(--text-sm);
  line-height: 1.6;
  color: var(--text);
  padding-left: var(--space-20);
  position: relative;
  margin-bottom: var(--space-8);
}

.journey-constraints li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--text-soft);
}

.journey-learning {
  margin: 0 0 var(--space-32);
  padding: var(--space-24) 0;
  border-left: 3px solid var(--accent);
  padding-left: var(--space-24);
  font-family: "Source Serif 4", Georgia, serif;
  font-size: var(--text-lg);
  font-weight: 500;
  font-style: italic;
  line-height: 1.5;
  color: var(--text);
}

.journey-shows-up {
  margin-bottom: 0;
}

.journey-shows-up p {
  margin: 0;
  font-size: var(--text-sm);
  line-height: 1.6;
  color: var(--text-muted);
}

/* Page closing */
.journey-closing {
  padding-top: var(--space-64);
  padding-bottom: var(--space-64);
  border-top: 1px solid var(--border-subtle);
}

.journey-closing p {
  margin: 0 0 var(--space-24);
  font-size: var(--text-lg);
  line-height: 1.7;
  color: var(--text);
}

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

/* Footer links (text-only) */
.journey-footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-32);
  padding-bottom: var(--space-48);
}

.journey-footer-links a {
  font-size: var(--text-base);
  font-weight: 500;
  color: var(--accent);
  text-decoration: none;
  transition: color var(--transition);
}

.journey-footer-links a:hover {
  color: var(--accent-hover);
}

/* ==========================================================================
   Work Page — Case study listing, curated, scannable
   ========================================================================== */

.work-main {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: var(--space-96) var(--space-24) var(--space-80);
}

.work-header {
  margin-bottom: var(--space-64);
}

.work-title {
  font-family: "Source Serif 4", Georgia, serif;
  font-size: clamp(var(--text-3xl), 4vw, var(--text-4xl));
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--text);
  margin: 0 0 var(--space-12);
}

.work-subtitle {
  font-size: var(--text-xl);
  font-weight: 400;
  color: var(--text-muted);
  margin: 0;
  line-height: 1.45;
}

.work-intro {
  margin-bottom: var(--space-80);
}

.work-intro p {
  margin: 0 0 var(--space-24);
  font-size: var(--text-lg);
  line-height: 1.7;
  color: var(--text);
}

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

.work-hero-img {
  margin: 0 0 var(--space-64);
  max-width: 100%;
}

.work-hero-img .page-img {
  aspect-ratio: 2.5/1;
  width: 100%;
}

@media (max-width: 640px) {
  .work-hero-img .page-img {
    aspect-ratio: 16/10;
  }
}

/* Case study cards */
.work-listing {
  margin-top: 0;
}

.work-cards {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.work-card {
  display: flex;
  gap: var(--space-24);
  align-items: flex-start;
  padding: var(--space-32) 0;
  border-top: 1px solid var(--border-subtle);
  text-decoration: none;
  color: inherit;
  transition: background-color var(--transition), border-color var(--transition);
}

.work-card-img {
  flex-shrink: 0;
  width: 160px;
  border-radius: 4px;
  overflow: hidden;
  background: var(--border-subtle);
}

.work-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 16/10;
  display: block;
}

.work-card-text {
  flex: 1;
  min-width: 0;
}

@media (max-width: 560px) {
  .work-card {
    flex-direction: column;
    gap: var(--space-12);
  }
  .work-card-img {
    width: 100%;
    max-width: 280px;
  }
}

.work-card .work-card-title,
.work-card .work-card-problem,
.work-card .work-card-lens {
  margin-left: 0;
}

.work-card:first-of-type {
  border-top: none;
}

.work-card:hover {
  background-color: rgba(0, 0, 0, 0.02);
  border-color: var(--border);
}

.work-card:hover .work-card-title {
  text-decoration: underline;
  text-underline-offset: 0.2em;
}

.work-card-title {
  font-family: "Source Serif 4", Georgia, serif;
  font-size: var(--text-xl);
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--text);
  margin: 0 0 var(--space-12);
  line-height: 1.35;
  transition: text-decoration var(--transition);
}

.work-card-problem {
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--text-muted);
  margin: 0 0 var(--space-12);
  max-width: 40rem;
}

.work-card-lens {
  font-size: var(--text-sm);
  color: var(--text-soft);
  margin: 0;
  letter-spacing: 0.01em;
}

/* Optional arrow affordance on hover — via pseudo-element */
.work-card {
  position: relative;
  padding-right: var(--space-48);
}

.work-card::after {
  content: "→";
  position: absolute;
  right: 0;
  top: var(--space-32);
  font-size: var(--text-lg);
  color: var(--accent);
  opacity: 0;
  transition: opacity var(--transition);
}

.work-card:hover::after {
  opacity: 1;
}

/* Two-column grid on wider viewports (optional clean grid) */
@media (min-width: 720px) {
  .work-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0 0;
    border-top: 1px solid var(--border-subtle);
  }

  .work-cards li {
    border-bottom: 1px solid var(--border-subtle);
  }

  .work-cards li:nth-child(odd) {
    border-right: 1px solid var(--border-subtle);
  }

  .work-cards li:last-child:nth-child(odd) {
    grid-column: 1 / -1;
    border-right: none;
  }

  .work-card {
    border-top: none;
    padding: var(--space-32);
  }

  .work-card::after {
    top: var(--space-32);
    right: var(--space-24);
  }
}

/* Single column preferred: stack on medium/small */
@media (max-width: 719px) {
  .work-card::after {
    right: var(--space-24);
  }
}

/* ==========================================================================
   Case Study Pages — Long-form editorial, identical structure
   ========================================================================== */

.case-study-main {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: var(--space-96) var(--space-24) var(--space-80);
}

.case-study-header {
  margin-bottom: var(--space-64);
}

.case-study-title {
  font-family: "Source Serif 4", Georgia, serif;
  font-size: clamp(var(--text-3xl), 4vw, var(--text-4xl));
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--text);
  margin: 0 0 var(--space-12);
  line-height: 1.25;
}

.case-study-subtitle {
  font-size: var(--text-xl);
  font-weight: 400;
  color: var(--text-muted);
  margin: 0;
  line-height: 1.45;
}

.case-study-body {
  margin-bottom: var(--space-80);
}

.case-study-section {
  margin-bottom: var(--space-48);
}

.case-study-section:last-child {
  margin-bottom: 0;
}

.case-study-section h2 {
  font-family: "Source Serif 4", Georgia, serif;
  font-size: var(--text-xl);
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--text);
  margin: 0 0 var(--space-20);
  line-height: 1.35;
}

.case-study-section p {
  margin: 0 0 var(--space-20);
  font-size: var(--text-base);
  line-height: 1.7;
  color: var(--text);
}

.case-study-section p:last-child {
  margin-bottom: 0;
}

.case-study-section ul {
  margin: 0 0 var(--space-20);
  padding: 0 0 0 var(--space-24);
  list-style: none;
}

.case-study-section ul:last-child {
  margin-bottom: 0;
}

.case-study-section li {
  font-size: var(--text-base);
  line-height: 1.7;
  color: var(--text);
  margin-bottom: var(--space-12);
  position: relative;
  padding-left: var(--space-16);
}

.case-study-section li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--text-soft);
}

.case-study-section li:last-child {
  margin-bottom: 0;
}

/* Bottom navigation */
.case-study-nav {
  padding-top: var(--space-48);
  border-top: 1px solid var(--border-subtle);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-32);
  row-gap: var(--space-16);
}

.case-study-nav a {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--accent);
  text-decoration: none;
  transition: color var(--transition);
}

.case-study-nav a:hover {
  color: var(--accent-hover);
}

.case-study-nav-back {
  margin-left: auto;
}

.case-study-nav .case-study-nav-disabled {
  font-size: var(--text-sm);
  color: var(--text-soft);
  cursor: default;
}

/* ==========================================================================
   Learnings Overview Page — Theme list, editorial
   ========================================================================== */

.learnings-main {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: var(--space-96) var(--space-24) var(--space-80);
}

.learnings-header {
  margin-bottom: var(--space-32);
}

.page-hero-img {
  margin: 0 0 var(--space-48);
}

.page-hero-img .page-img {
  aspect-ratio: 3/1;
  width: 100%;
}

@media (max-width: 640px) {
  .page-hero-img .page-img {
    aspect-ratio: 16/10;
  }
}

.learnings-title {
  font-family: "Source Serif 4", Georgia, serif;
  font-size: clamp(var(--text-3xl), 4vw, var(--text-4xl));
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--text);
  margin: 0 0 var(--space-12);
}

.learnings-subtitle {
  font-size: var(--text-xl);
  font-weight: 400;
  color: var(--text-muted);
  margin: 0;
  line-height: 1.45;
}

.learnings-intro {
  margin-bottom: var(--space-80);
}

.learnings-intro p {
  margin: 0 0 var(--space-24);
  font-size: var(--text-lg);
  line-height: 1.7;
  color: var(--text);
}

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

.learnings-themes {
  list-style: none;
  margin: 0;
  padding: 0;
}

.learnings-theme {
  display: block;
  padding: var(--space-32) 0;
  border-top: 1px solid var(--border-subtle);
  text-decoration: none;
  color: inherit;
  transition: background-color var(--transition);
}

.learnings-theme:first-child {
  border-top: none;
}

.learnings-theme:hover {
  background-color: rgba(0, 0, 0, 0.02);
}

.learnings-theme:hover .learnings-theme-read {
  color: var(--accent);
}

.learnings-theme-title {
  font-family: "Source Serif 4", Georgia, serif;
  font-size: var(--text-xl);
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--text);
  margin: 0 0 var(--space-12);
  line-height: 1.35;
}

.learnings-theme-teaser {
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--text-muted);
  margin: 0 0 var(--space-12);
  max-width: 40rem;
}

.learnings-theme-read {
  font-size: var(--text-sm);
  color: var(--text-soft);
  transition: color var(--transition);
}

/* ==========================================================================
   Learning Deep-Dive Pages — Long-form essay, same layout for all
   ========================================================================== */

.learning-main {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: var(--space-96) var(--space-24) var(--space-80);
}

.learning-header {
  margin-bottom: var(--space-48);
}

.learning-title {
  font-family: "Source Serif 4", Georgia, serif;
  font-size: clamp(var(--text-3xl), 4vw, var(--text-4xl));
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--text);
  margin: 0;
  line-height: 1.25;
}

.learning-body {
  margin-bottom: var(--space-80);
}

.learning-body p {
  margin: 0 0 var(--space-24);
  font-size: var(--text-base);
  line-height: 1.7;
  color: var(--text);
}

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

.learning-body .learning-pullquote {
  margin: var(--space-32) 0;
  padding: var(--space-24) 0 var(--space-24) var(--space-24);
  border-left: 3px solid var(--accent);
  font-family: "Source Serif 4", Georgia, serif;
  font-size: var(--text-lg);
  font-weight: 500;
  font-style: italic;
  line-height: 1.5;
  color: var(--text);
}

/* ==========================================================================
   Playbooks Overview Page — Playbook list, editorial
   ========================================================================== */

.playbooks-main {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: var(--space-96) var(--space-24) var(--space-80);
}

.playbooks-header {
  margin-bottom: var(--space-32);
}

.playbooks-title {
  font-family: "Source Serif 4", Georgia, serif;
  font-size: clamp(var(--text-3xl), 4vw, var(--text-4xl));
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--text);
  margin: 0 0 var(--space-12);
}

.playbooks-subtitle {
  font-size: var(--text-xl);
  font-weight: 400;
  color: var(--text-muted);
  margin: 0;
  line-height: 1.45;
}

.playbooks-intro {
  margin-bottom: var(--space-80);
}

.playbooks-intro p {
  margin: 0 0 var(--space-24);
  font-size: var(--text-lg);
  line-height: 1.7;
  color: var(--text);
}

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

.playbooks-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.playbook-item {
  display: block;
  padding: var(--space-32) 0;
  border-top: 1px solid var(--border-subtle);
  text-decoration: none;
  color: inherit;
  transition: background-color var(--transition);
}

.playbook-item:first-child {
  border-top: none;
}

.playbook-item:hover {
  background-color: rgba(0, 0, 0, 0.02);
}

.playbook-item:hover .playbook-read {
  color: var(--accent);
}

.playbook-title {
  font-family: "Source Serif 4", Georgia, serif;
  font-size: var(--text-xl);
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--text);
  margin: 0 0 var(--space-12);
  line-height: 1.35;
}

.playbook-teaser {
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--text-muted);
  margin: 0 0 var(--space-12);
  max-width: 40rem;
}

.playbook-read {
  font-size: var(--text-sm);
  color: var(--text-soft);
  transition: color var(--transition);
}

/* ==========================================================================
   About Page — Editorial, reflective, no promotional content
   ========================================================================== */

.about-main {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: var(--space-96) var(--space-24) var(--space-80);
}

.about-header {
  margin-bottom: var(--space-64);
}

.about-title {
  font-family: "Source Serif 4", Georgia, serif;
  font-size: clamp(var(--text-3xl), 4vw, var(--text-4xl));
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--text);
  margin: 0 0 var(--space-12);
  line-height: 1.25;
}

.about-subtitle {
  font-size: var(--text-xl);
  font-weight: 400;
  color: var(--text-muted);
  margin: 0;
  line-height: 1.45;
}

.about-body {
  margin-bottom: var(--space-64);
}

.about-body p {
  margin: 0 0 var(--space-24);
  font-size: var(--text-base);
  line-height: 1.7;
  color: var(--text);
}

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

.about-closing {
  margin-top: var(--space-64);
  margin-bottom: var(--space-80);
  padding-top: var(--space-48);
}

.about-closing p {
  margin: 0;
  font-size: var(--text-base);
  line-height: 1.7;
  color: var(--text);
}

.about-linkedin {
  text-align: left;
  padding-top: var(--space-32);
}

.about-linkedin-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--text-soft);
  text-decoration: none;
  transition: color var(--transition);
}

.about-linkedin-link:hover {
  color: var(--accent);
}

.about-linkedin-icon {
  width: 24px;
  height: 24px;
}