/* ═══════════════════════════════════════════════════════════
   PATHOS LABS — COMPONENT STYLES
   Visual identity: Precision + Humanity
   All values reference Layer 1 aliases from tokens.css.
   Zero hardcoded colors, spacing, or fonts.
   ═══════════════════════════════════════════════════════════ */

@import url('tokens.css');

/* ─── RESET ──────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
}
body {
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-sans);
  font-weight: 400;
  font-size: var(--text-body);
  line-height: var(--leading-body);
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
button { font-family: inherit; }

/* ─── UTILITIES ──────────────────────────────────── */
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}
.skip-to-content {
  position: absolute;
  top: calc(-1 * var(--nav-h));
  left: var(--space-16);
  background: var(--color-accent);
  color: var(--color-bg);
  padding: var(--space-8) var(--space-16);
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: var(--text-caption);
  letter-spacing: var(--tracking-medium);
  text-transform: uppercase;
  text-decoration: none;
  z-index: calc(var(--z-nav) + 1);
  transition: top var(--dur-fast) var(--ease);
}
.skip-to-content:focus { top: var(--space-8); }

.eyebrow {
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: var(--text-eyebrow);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  display: inline-block;
}

:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

/* ─── NAV ────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: var(--z-nav);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--section-x);
  height: var(--nav-h);
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border-faint);
  transition: background var(--dur-med) var(--ease),
              border-color var(--dur-med) var(--ease);
}

/* Transparent variant (homepage hero) */
.nav--transparent {
  background: transparent;
  border-color: transparent;
}
.nav--transparent .nav-wordmark { color: var(--color-dark-text); }
.nav--transparent .nav-links a { color: var(--color-dark-text-muted); }
.nav--transparent .nav-links a:hover { color: var(--color-dark-text); }
.nav--transparent .nav-cta {
  color: var(--color-accent-on-dark);
  border-color: var(--color-accent-on-dark);
}
.nav--transparent .nav-cta:hover {
  background: oklch(94% 0.01 32 / 0.12);
  color: var(--color-dark-text);
  border-color: var(--color-dark-text);
}
.nav--transparent .nav-hamburger span { background: var(--color-dark-text); }

/* Scrolled state overrides transparent */
.nav--scrolled {
  background: var(--color-bg);
  border-color: var(--color-border-faint);
}
.nav--scrolled .nav-wordmark { color: var(--color-text); }
.nav--scrolled .nav-links a { color: var(--color-text-muted); }
.nav--scrolled .nav-links a:hover { color: var(--color-text); }
.nav--scrolled .nav-cta {
  color: var(--color-accent);
  border-color: var(--color-accent);
}
.nav--scrolled .nav-hamburger span { background: var(--color-text); }

.nav-wordmark {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.92rem;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-text);
  text-decoration: none;
  display: flex;
  align-items: baseline;
  gap: 0;
}
.nav-wordmark .dot { color: var(--color-accent); }
.nav-wordmark .labs { font-weight: 400; }

.nav-links {
  display: flex;
  align-items: center;
  gap: clamp(1.5rem, 3vw, 2.5rem);
  list-style: none;
}
.nav-links a {
  font-family: var(--font-sans);
  font-weight: 400;
  font-size: var(--text-nav);
  letter-spacing: var(--tracking-medium);
  text-transform: uppercase;
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color var(--dur-fast);
}
.nav-links a:hover { color: var(--color-text); }

.nav-cta {
  font-weight: 600 !important;
  color: var(--color-accent) !important;
  border: 1px solid var(--color-accent);
  padding: 0.45em 1.3em;
  transition: background var(--dur-fast), color var(--dur-fast);
}
.nav-cta:hover {
  background: var(--color-accent-bg);
}

/* ─── HAMBURGER ──────────────────────────────────── */
.nav-hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-8);
  width: 40px; height: 40px;
  position: relative;
}
.nav-hamburger span {
  display: block;
  width: 22px; height: 1px;
  background: var(--color-text);
  position: absolute;
  left: 9px;
  transition: transform var(--dur-fast) var(--ease), opacity var(--dur-fast);
}
.nav-hamburger span:nth-child(1) { top: 13px; }
.nav-hamburger span:nth-child(2) { top: 19px; }
.nav-hamburger span:nth-child(3) { top: 25px; }
.nav-hamburger[aria-expanded="true"] span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav-hamburger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-hamburger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* Mobile nav panel */
.nav-mobile-panel {
  display: none;
  position: fixed;
  top: var(--nav-h);
  right: 0; bottom: 0;
  width: min(320px, 85vw);
  background: var(--color-bg);
  border-left: 1px solid var(--color-border-faint);
  z-index: calc(var(--z-nav) - 1);
  padding: var(--space-48) var(--space-32);
  flex-direction: column;
  gap: var(--space-24);
  transform: translateX(100%);
  transition: transform var(--dur-med) var(--ease);
}
.nav-mobile-panel.is-open { display: flex; transform: translateX(0); }
.nav-mobile-panel a {
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: 1rem;
  letter-spacing: var(--tracking-medium);
  text-transform: uppercase;
  color: var(--color-text-muted);
  text-decoration: none;
  padding: var(--space-12) 0;
  border-bottom: 1px solid var(--color-border-faint);
  transition: color var(--dur-fast);
}
.nav-mobile-panel a:hover { color: var(--color-text); }
.nav-mobile-panel .nav-cta {
  margin-top: var(--space-16);
  text-align: center;
  display: block;
  border: 1px solid var(--color-accent);
  color: var(--color-accent);
  font-weight: 600;
  padding: 0.6em 1em;
}
.nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: calc(var(--z-nav) - 2);
}
.nav-overlay.is-open { display: block; }

/* ─── BUTTONS ────────────────────────────────────── */
.btn-primary {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: var(--text-btn);
  letter-spacing: var(--tracking-btn);
  text-transform: uppercase;
  color: var(--color-bg);
  background: var(--color-accent);
  padding: 0.9em 2.4em;
  text-decoration: none;
  border: 1px solid var(--color-accent);
  cursor: pointer;
  transition: background var(--dur-fast), color var(--dur-fast);
  display: inline-block;
}
.btn-primary:hover {
  background: var(--color-accent-dark);
  border-color: var(--color-accent-dark);
}
.btn-primary:active {
  background: var(--color-accent-dark);
  border-color: var(--color-accent-dark);
  transform: translateY(1px);
}

/* Light variant for dark backgrounds */
.btn-primary--light {
  color: var(--color-dark-bg);
  background: var(--color-dark-text);
  border-color: var(--color-dark-text);
}
.btn-primary--light:hover {
  background: transparent;
  color: var(--color-dark-text);
}
.btn-primary--light:active {
  transform: translateY(1px);
}

.btn-ghost {
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: var(--text-btn);
  letter-spacing: var(--tracking-btn);
  text-transform: uppercase;
  color: var(--color-text-muted);
  background: transparent;
  padding: 0.9em 2.4em;
  text-decoration: none;
  border: 1px solid var(--color-border);
  cursor: pointer;
  transition: border-color var(--dur-fast), color var(--dur-fast);
  display: inline-block;
}
.btn-ghost:hover {
  border-color: var(--color-text);
  color: var(--color-text);
}
.btn-ghost:active {
  transform: translateY(1px);
}
/* Ghost on dark */
.btn-ghost--dark {
  color: var(--color-dark-text-muted);
  border-color: var(--color-dark-border);
}
.btn-ghost--dark:hover {
  color: var(--color-dark-text);
  border-color: var(--color-dark-text);
}

/* ─── HERO (HOMEPAGE) ────────────────────────────── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--color-dark-bg);
  overflow: hidden;
  padding-top: var(--nav-h);
}

/* Subtle grain texture */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.03'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 256px;
  pointer-events: none;
  z-index: 0;
}

/* Subtle grid lines — measurement/lab motif */
.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 119px,
      oklch(94% 0 0 / 0.02) 119px,
      oklch(94% 0 0 / 0.02) 120px
    ),
    repeating-linear-gradient(
      90deg,
      transparent,
      transparent 119px,
      oklch(94% 0 0 / 0.02) 119px,
      oklch(94% 0 0 / 0.02) 120px
    );
  pointer-events: none;
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: var(--z-hero);
  padding: clamp(2rem, 4vw, 3.5rem) var(--section-x);
  max-width: 880px;
}

.hero-eyebrow {
  margin-bottom: clamp(1rem, 2vw, 1.5rem);
  display: flex;
  align-items: center;
  gap: var(--space-12);
}
.hero-eyebrow .eyebrow {
  color: var(--color-accent-on-dark);
}
.hero-eyebrow::before {
  content: '';
  width: var(--space-24);
  height: 1px;
  background: var(--color-accent-on-dark);
}

.hero-headline {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: var(--text-display);
  line-height: var(--leading-tight);
  color: var(--color-dark-text);
  margin-bottom: 0;
}
.hero-headline em {
  font-style: italic;
  color: var(--color-accent-on-dark);
}

.hero-subhead {
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: var(--text-lead);
  line-height: var(--leading-body);
  color: var(--color-dark-text-muted);
  margin-top: clamp(1rem, 2vw, 1.5rem);
  max-width: var(--max-text);
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: var(--space-16);
  margin-top: clamp(1.25rem, 2.5vw, 2rem);
  flex-wrap: wrap;
}

.hero-scroll {
  position: absolute;
  bottom: var(--space-48);
  left: var(--section-x);
  z-index: var(--z-hero);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--color-dark-text-muted);
  font-size: var(--text-eyebrow);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
}
.hero-scroll-line {
  width: var(--space-32);
  height: 1px;
  background: var(--color-dark-border);
  position: relative;
  overflow: hidden;
}
.hero-scroll-line::after {
  content: '';
  position: absolute;
  top: 0; left: -100%;
  width: 100%; height: 100%;
  background: var(--color-accent-on-dark);
  animation: scanline 3s ease-in-out infinite;
}
@keyframes scanline {
  0%   { left: -100%; }
  50%  { left: 100%; }
  100% { left: 100%; }
}

/* ─── STAT STRIP ─────────────────────────────────── */
.stat-strip {
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border-faint);
  padding: clamp(3rem, 5vw, 4.5rem) var(--section-x);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}
.stat-item {
  padding: 0 clamp(1.5rem, 3vw, 2.5rem);
  text-align: center;
}
.stat-item + .stat-item {
  border-left: 1px solid var(--color-border-faint);
}
.stat-num {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(3rem, 7vw, 5.5rem);
  line-height: 1;
  color: var(--color-accent);
  display: block;
}
.stat-label {
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: var(--text-body-sm);
  color: var(--color-text-muted);
  margin-top: 0.6rem;
  display: block;
  line-height: 1.5;
}

/* ─── TRUST STRIP ───────────────────────────────── */
.trust-strip {
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border-faint);
  padding: clamp(2rem, 3.5vw, 3rem) var(--section-x);
  text-align: center;
}
.trust-label {
  font-family: var(--font-sans);
  font-size: var(--text-eyebrow);
  font-weight: 600;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-text-muted);
  display: block;
  margin-bottom: clamp(0.75rem, 1.5vw, 1.25rem);
}
.trust-names {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: clamp(1rem, 2.5vw, 2rem);
}
.trust-names span {
  font-family: var(--font-sans);
  font-size: clamp(0.75rem, 1.2vw, 0.875rem);
  font-weight: 500;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

/* ─── SECTION: THE GAP ──────────────────────────── */
.section-gap {
  background: var(--color-bg);
  padding: var(--section-y) var(--section-x);
  border-bottom: 1px solid var(--color-border-faint);
  max-width: 1100px;
  margin: 0 auto;
}
.gap-header {
  max-width: var(--max-text);
  margin-left: auto;
  margin-right: auto;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}
.gap-header .eyebrow {
  color: var(--color-accent);
  margin-bottom: 1rem;
}
.gap-heading {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: var(--text-h1);
  line-height: var(--leading-heading);
  color: var(--color-text);
}
.gap-heading em {
  font-style: italic;
  color: var(--color-accent);
}
.gap-body {
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: var(--text-lead);
  line-height: var(--leading-body);
  color: var(--color-text-body);
  max-width: var(--max-text);
  margin: 1.5rem auto 0;
}
.gap-body--follow {
  margin-top: var(--space-16);
  margin-left: auto;
  margin-right: auto;
}

/* Gap cards (3-column) */
.gap-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border: 1px solid var(--color-border-faint);
  margin-top: clamp(3rem, 5vw, 4rem);
}
.gap-card {
  padding: clamp(2rem, 3vw, 2.5rem);
  border-right: 1px solid var(--color-border-faint);
  transition: background var(--dur-med);
}
.gap-card:last-child { border-right: none; }
.gap-card:hover { background: var(--color-surface); }

.gap-card-num {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: var(--text-eyebrow);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 1.2rem;
  display: block;
}
.gap-card h3 {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(1.3rem, 2vw, 1.6rem);
  color: var(--color-text);
  margin-bottom: 0.9rem;
  line-height: 1.2;
}
.gap-card p {
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: var(--text-body-sm);
  line-height: var(--leading-body);
  color: var(--color-text-muted);
}

/* ─── SECTION: THE WORK ──────────────────────────── */
.section-work {
  background: var(--color-surface);
  padding: var(--section-y) var(--section-x);
  border-bottom: 1px solid var(--color-border-faint);
}
.section-work > * {
  max-width: 1100px;
  margin-left: auto;
  margin-right: auto;
}
.work-header {
  margin-bottom: clamp(2.5rem, 4vw, 3.5rem);
  text-align: center;
}
.work-header .eyebrow {
  color: var(--color-accent);
  margin-bottom: 1rem;
}
.work-header h2 {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: var(--text-h2);
  line-height: var(--leading-heading);
  color: var(--color-text);
}

.work-phases {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--color-border-faint);
  background: var(--color-bg);
}
.phase {
  display: grid;
  grid-template-columns: 120px 1fr;
  border-bottom: 1px solid var(--color-border-faint);
  transition: background var(--dur-fast);
}
.phase:last-child { border-bottom: none; }
.phase:hover { background: var(--color-surface); }

.phase-label {
  padding: clamp(1.8rem, 3vw, 2.5rem) clamp(1.2rem, 2vw, 1.8rem);
  border-right: 1px solid var(--color-border-faint);
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.phase-num {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: var(--text-eyebrow);
  letter-spacing: var(--tracking-wide);
  color: var(--color-accent);
}
.phase-tag {
  font-family: var(--font-sans);
  font-weight: 400;
  font-size: var(--text-eyebrow);
  letter-spacing: var(--tracking-btn);
  text-transform: uppercase;
  color: var(--color-text-muted);
}
.phase-content {
  padding: clamp(1.8rem, 3vw, 2.5rem) clamp(1.5rem, 3vw, 2.5rem);
}
.phase-content h3 {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  color: var(--color-text);
  line-height: 1.2;
  margin-bottom: 0.8rem;
}
.phase-content p {
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: var(--text-body-sm);
  line-height: var(--leading-body);
  color: var(--color-text-muted);
  max-width: var(--max-text);
}

/* ─── SECTION: TESTIMONIALS ──────────────────────── */
.section-testimony {
  background: var(--color-bg);
  padding: clamp(5rem, 9vw, 9rem) var(--section-x);
  text-align: center;
  border-bottom: 1px solid var(--color-border-faint);
  position: relative;
  overflow: hidden;
}
.testimony-mark {
  font-family: var(--font-serif);
  font-size: clamp(8rem, 18vw, 16rem);
  line-height: 0.5;
  color: var(--color-border-faint);
  position: absolute;
  top: clamp(2rem, 5vw, 5rem);
  left: clamp(2rem, 6vw, 6rem);
  pointer-events: none;
}
.testimony-slide { display: none; }
.testimony-slide.is-active { display: block; }
.testimony-text {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(1.5rem, 3vw, 2.8rem);
  line-height: var(--leading-quote);
  color: var(--color-text);
  max-width: 860px;
  margin: 0 auto;
  position: relative;
  z-index: var(--z-base);
}
.testimony-text .hl { color: var(--color-accent); }

.testimony-attr {
  margin-top: clamp(1.5rem, 3vw, 2.5rem);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.3rem;
  position: relative;
  z-index: var(--z-base);
}
.testimony-rule {
  width: var(--space-24);
  height: 1px;
  background: var(--color-accent);
  margin-bottom: 1rem;
}
.testimony-name {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: var(--text-caption);
  letter-spacing: var(--tracking-btn);
  text-transform: uppercase;
  color: var(--color-text-body);
}
.testimony-role {
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: var(--text-caption);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}
.testimony-dots {
  display: flex;
  justify-content: center;
  gap: var(--space-12);
  margin-top: var(--space-32);
  position: relative;
  z-index: var(--z-base);
}
.testimony-dot {
  width: 6px; height: 6px;
  background: var(--color-border);
  border: none; cursor: pointer;
  transition: background var(--dur-fast);
  padding: 0;
}
.testimony-dot.is-active,
.testimony-dot:hover { background: var(--color-accent); }

/* ─── SECTION: FINAL CTA (dark) ──────────────────── */
.section-cta {
  background: var(--color-dark-bg);
  padding: clamp(5rem, 8vw, 7rem) var(--section-x);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.section-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(0deg, transparent, transparent 79px, oklch(94% 0 0 / 0.015) 79px, oklch(94% 0 0 / 0.015) 80px),
    repeating-linear-gradient(90deg, transparent, transparent 79px, oklch(94% 0 0 / 0.015) 79px, oklch(94% 0 0 / 0.015) 80px);
  pointer-events: none;
}
.cta-inner {
  position: relative;
  z-index: var(--z-content);
  max-width: 600px;
  margin: 0 auto;
}
.cta-inner h2 {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  font-size: var(--text-h2);
  color: var(--color-dark-text);
  margin-bottom: 1.2rem;
}
.cta-inner p {
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: var(--text-body);
  color: var(--color-dark-text-muted);
  margin-bottom: clamp(1.5rem, 3vw, 2.5rem);
  line-height: var(--leading-body);
}

/* ─── FEATURED WRITING ──────────────────────────── */
.section-writing {
  background: var(--color-bg);
  padding: var(--section-y) var(--section-x);
}
.section-writing h2 {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  font-size: var(--text-h2);
  color: var(--color-text);
  margin-top: 0.5rem;
  margin-bottom: clamp(1.5rem, 3vw, 2.5rem);
}
.writing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(1rem, 2vw, 1.5rem);
  max-width: 1100px;
}
.featured-card {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding: clamp(1.25rem, 2vw, 1.75rem);
  border: 1px solid var(--color-border-faint);
  text-decoration: none;
  transition: border-color 0.2s ease;
}
.featured-card:hover {
  border-color: var(--color-accent);
}
.featured-card-tag {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
}
.featured-card-title {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(1.1rem, 1.5vw, 1.35rem);
  color: var(--color-text);
  line-height: 1.3;
}
.featured-card-excerpt {
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: var(--text-small);
  color: var(--color-text-muted);
  line-height: var(--leading-body);
}
.writing-all-link {
  display: inline-block;
  margin-top: clamp(1.5rem, 3vw, 2rem);
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: var(--text-small);
  color: var(--color-accent);
  text-decoration: none;
  letter-spacing: 0.02em;
}
.writing-all-link:hover { text-decoration: underline; }
@media (max-width: 768px) {
  .writing-grid { grid-template-columns: 1fr; }
}

/* ─── NEWSLETTER SECTION ─────────────────────────── */
.section-newsletter {
  background: var(--color-bg);
  padding: var(--section-y) var(--section-x);
  text-align: center;
  border-bottom: 1px solid var(--color-border-faint);
}
.newsletter-inner {
  max-width: 560px;
  margin: 0 auto;
}
.newsletter-inner .eyebrow {
  color: var(--color-accent);
  margin-bottom: 1rem;
}
.newsletter-heading {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  font-size: var(--text-h2);
  color: var(--color-text);
  margin-bottom: 1rem;
}
.newsletter-subtext {
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: var(--text-body);
  line-height: var(--leading-body);
  color: var(--color-text-muted);
  margin-bottom: clamp(1.5rem, 3vw, 2.5rem);
}

/* ─── NEWSLETTER FORM ────────────────────────────── */
.newsletter-form {
  display: flex;
  gap: var(--space-12);
  max-width: 440px;
  margin: 0 auto;
}
.newsletter-form input[type="email"] {
  flex: 1;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text);
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: var(--text-body);
  padding: 0.7em 0;
  outline: none;
  transition: border-color var(--dur-fast);
}
.newsletter-form input[type="email"]::placeholder {
  color: var(--color-text-muted);
  font-weight: 300;
}
.newsletter-form input[type="email"]:focus {
  border-color: var(--color-accent);
}
.honeypot {
  position: absolute;
  left: -9999px; opacity: 0;
  height: 0; width: 0; overflow: hidden;
}
.newsletter-form .btn-primary {
  white-space: nowrap;
  flex-shrink: 0;
}
.newsletter-form-msg {
  margin-top: var(--space-16);
  font-family: var(--font-sans);
  font-size: var(--text-caption);
  letter-spacing: var(--tracking-medium);
  text-transform: uppercase;
}
.newsletter-form-msg.is-success { color: var(--color-accent); }
.newsletter-form-msg.is-error { color: var(--color-text-body); }

/* Dark context newsletter form */
.section-cta .newsletter-form input[type="email"] {
  color: var(--color-dark-text);
  border-color: var(--color-dark-border);
}
.section-cta .newsletter-form input[type="email"]::placeholder {
  color: var(--color-dark-text-muted);
}
.section-cta .newsletter-form input[type="email"]:focus {
  border-color: var(--color-accent-on-dark);
}

/* ─── NEWSLETTER MODAL ───────────────────────────── */
.modal-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  z-index: var(--z-modal-bg);
  background: oklch(10% 0 0 / 0.8);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}
.modal-backdrop.is-open { display: block; }

.modal {
  display: none;
  position: fixed;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  z-index: var(--z-modal);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  padding: clamp(2.5rem, 5vw, 3.5rem);
  max-width: 480px;
  width: calc(100% - var(--space-32));
}
.modal.is-open { display: block; }
.modal-close {
  position: absolute;
  top: var(--space-16); right: var(--space-16);
  background: none; border: none;
  color: var(--color-text-muted);
  font-size: 1.4rem;
  cursor: pointer;
  padding: var(--space-4);
  line-height: 1;
  transition: color var(--dur-fast);
}
.modal-close:hover { color: var(--color-text); }
.modal h2 {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(1.4rem, 2.5vw, 1.7rem);
  color: var(--color-text);
  margin-bottom: 0.8rem;
}
.modal p {
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: var(--text-body-sm);
  color: var(--color-text-muted);
  line-height: var(--leading-body);
  margin-bottom: clamp(1.5rem, 2.5vw, 2rem);
}
.modal .newsletter-form {
  flex-direction: column;
}

/* ─── FOOTER ─────────────────────────────────────── */
.footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border-faint);
  padding: clamp(3rem, 5vw, 4rem) var(--section-x);
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--space-48);
  align-items: start;
}
.footer-wordmark {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: var(--text-btn);
  letter-spacing: var(--tracking-btn);
  text-transform: uppercase;
  color: var(--color-text-body);
  margin-bottom: 0.8rem;
  display: block;
}
.footer-wordmark .dot { color: var(--color-accent); }
.footer-wordmark .labs { font-weight: 400; }
.footer-tagline {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: var(--text-body-sm);
  color: var(--color-text-muted);
  margin-bottom: 1rem;
}
.footer-copy {
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: var(--text-eyebrow);
  letter-spacing: var(--tracking-medium);
  text-transform: uppercase;
  color: var(--color-text-muted);
}
.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  align-items: flex-end;
}
.footer-links a {
  font-family: var(--font-sans);
  font-weight: 400;
  font-size: var(--text-caption);
  letter-spacing: var(--tracking-medium);
  text-transform: uppercase;
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color var(--dur-fast);
}
.footer-links a:hover { color: var(--color-text); }

/* ─── ABOUT PAGE ─────────────────────────────────── */
.page-hero {
  position: relative;
  padding: calc(var(--nav-h) + clamp(4rem, 8vw, 7rem)) var(--section-x) clamp(3rem, 5vw, 4rem);
  background: var(--color-dark-bg);
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(0deg, transparent, transparent 79px, oklch(94% 0 0 / 0.015) 79px, oklch(94% 0 0 / 0.015) 80px),
    repeating-linear-gradient(90deg, transparent, transparent 79px, oklch(94% 0 0 / 0.015) 79px, oklch(94% 0 0 / 0.015) 80px);
  pointer-events: none;
}
.page-hero-content {
  position: relative;
  z-index: var(--z-content);
  max-width: 700px;
}
.page-hero .eyebrow {
  color: var(--color-accent-on-dark);
  margin-bottom: 1.5rem;
}
.page-hero h1 {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: var(--text-h1);
  line-height: var(--leading-heading);
  color: var(--color-dark-text);
}
.page-hero h1 em {
  font-style: italic;
  color: var(--color-accent-on-dark);
}

/* About hero — photo as background */
.page-hero--about {
  min-height: clamp(50vh, 55vw, 70vh);
}
.page-hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 20%;
  z-index: 0;
  filter: grayscale(0.15) contrast(1.05);
}
.page-hero--about::before {
  z-index: 1;
  background: linear-gradient(
    105deg,
    oklch(10% 0.008 260 / 0.92) 0%,
    oklch(10% 0.008 260 / 0.78) 40%,
    oklch(10% 0.008 260 / 0.35) 100%
  );
}

/* Bio section */
.about-bio {
  background: var(--color-bg);
  padding: var(--section-y) var(--section-x);
  border-bottom: 1px solid var(--color-border-faint);
}
.about-bio-header {
  margin-bottom: clamp(2rem, 4vw, 3rem);
}
.about-bio-header .eyebrow {
  color: var(--color-accent);
  margin-bottom: 0.8rem;
}
.about-bio-header h2 {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: var(--text-h2);
  color: var(--color-text);
}
.about-bio-body {
  max-width: var(--max-text);
}
.about-bio-body p {
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: var(--text-lead);
  line-height: var(--leading-body);
  color: var(--color-text-body);
  margin-bottom: 1.8rem;
}

/* ─── WRITING/BLOG PAGE ──────────────────────────── */
.writing-filters {
  background: var(--color-bg);
  padding: clamp(1.5rem, 3vw, 2rem) var(--section-x);
  border-bottom: 1px solid var(--color-border-faint);
  display: flex;
  justify-content: center;
  gap: var(--space-24);
}
.filter-btn {
  font-family: var(--font-sans);
  font-weight: 400;
  font-size: var(--text-caption);
  letter-spacing: var(--tracking-medium);
  text-transform: uppercase;
  color: var(--color-text-muted);
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-8) 0;
  border-bottom: 1px solid transparent;
  transition: color var(--dur-fast), border-color var(--dur-fast);
}
.filter-btn:hover { color: var(--color-text); }
.filter-btn.is-active {
  color: var(--color-accent);
  border-color: var(--color-accent);
}

.writing-list {
  background: var(--color-bg);
  padding: var(--section-y) var(--section-x);
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-32);
}
.writing-card {
  padding: var(--space-32);
  border: 1px solid var(--color-border-faint);
  display: flex;
  flex-direction: column;
}
.writing-card[data-hidden="true"] { display: none; }
.writing-section[data-hidden="true"] { display: none; }

.writing-card-meta {
  display: flex;
  align-items: center;
  gap: var(--space-12);
  margin-bottom: 0.8rem;
}
.writing-card-date {
  font-family: var(--font-sans);
  font-weight: 400;
  font-size: var(--text-eyebrow);
  letter-spacing: var(--tracking-btn);
  text-transform: uppercase;
  color: var(--color-text-muted);
}
.writing-card-type {
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: var(--text-eyebrow);
  letter-spacing: var(--tracking-medium);
  text-transform: uppercase;
  color: var(--color-accent);
  background: var(--color-accent-bg);
  padding: 0.2em 0.6em;
}
.writing-card-title {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(1.2rem, 2vw, 1.55rem);
  color: var(--color-text);
  text-decoration: none;
  display: block;
  margin-bottom: 0.6rem;
  line-height: 1.25;
  transition: color var(--dur-fast);
}
.writing-card-title:hover { color: var(--color-accent); }
.writing-card-excerpt {
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: var(--text-body-sm);
  line-height: var(--leading-body);
  color: var(--color-text-muted);
  margin-bottom: 1rem;
}
.writing-card-link {
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: var(--text-caption);
  letter-spacing: var(--tracking-medium);
  text-transform: uppercase;
  color: var(--color-accent);
  text-decoration: none;
  transition: color var(--dur-fast);
  margin-top: auto;
}
.writing-card-link:hover { color: var(--color-accent-dark); }

/* writing section headers */
.writing-section {
  background: var(--color-bg);
  padding: var(--section-y) var(--section-x) 0;
  max-width: 1100px;
  margin: 0 auto;
}
.writing-filters + .writing-section {
  padding-top: clamp(2rem, 3vw, 3rem);
}
.writing-section + .writing-section {
  border-top: 1px solid var(--color-border-faint);
}
.writing-section-header {
  margin-bottom: clamp(2rem, 4vw, 3rem);
  text-align: center;
}
.writing-section-header .eyebrow {
  color: var(--color-accent);
  margin-bottom: 0.6rem;
}
.writing-section-header h2 {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: var(--text-h2);
  color: var(--color-text);
  margin-bottom: 0.6rem;
}
.writing-section-desc {
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: var(--text-body-sm);
  color: var(--color-text-muted);
}

/* research grid */
.research-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 340px), 1fr));
  gap: clamp(1.5rem, 3vw, 2rem);
  padding-bottom: var(--section-y);
}
.research-card {
  display: flex;
  flex-direction: column;
  padding: clamp(1.5rem, 3vw, 2rem);
  border: 1px solid var(--color-border-faint);
  border-left: 3px solid var(--color-accent);
  text-decoration: none;
  transition: border-color var(--dur-fast), background var(--dur-fast);
  cursor: pointer;
}
.research-card:hover {
  background: var(--color-accent-bg);
  border-left-color: var(--color-accent-dark, var(--color-accent));
}
.research-card-type {
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: var(--text-eyebrow);
  letter-spacing: var(--tracking-medium);
  text-transform: uppercase;
  color: var(--color-bg);
  background: var(--color-accent);
  padding: 0.2em 0.6em;
  align-self: flex-start;
  margin-bottom: 1rem;
}
.research-card-title {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(1.3rem, 2.5vw, 1.65rem);
  color: var(--color-text);
  line-height: 1.25;
  margin-bottom: 0.8rem;
}
.research-card-excerpt {
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: var(--text-body-sm);
  line-height: var(--leading-body);
  color: var(--color-text-muted);
  margin-bottom: 1.2rem;
  flex: 1;
}
.research-card-meta {
  font-family: var(--font-sans);
  font-weight: 400;
  font-size: var(--text-caption);
  color: var(--color-text-muted);
  margin-bottom: 0.8rem;
}
.research-card-cta {
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: var(--text-caption);
  letter-spacing: var(--tracking-medium);
  text-transform: uppercase;
  color: var(--color-accent);
}

/* ─── EMAIL GATE OVERLAY ─────────────────────────── */
.gate-overlay {
  position: fixed;
  inset: 0;
  background: oklch(10% 0.008 260 / 0.7);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: var(--z-modal, 1000);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}
.gate-overlay.is-visible {
  opacity: 1;
  pointer-events: auto;
}
.gate-overlay.fade-out {
  opacity: 0;
  pointer-events: none;
}
.gate-card {
  background: var(--color-bg);
  padding: clamp(2rem, 4vw, 3rem);
  max-width: 420px;
  width: 90%;
  position: relative;
}
.gate-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--color-text-muted);
  cursor: pointer;
  line-height: 1;
  transition: color var(--dur-fast);
}
.gate-close:hover { color: var(--color-text); }
.gate-meta {
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: var(--text-caption);
  letter-spacing: var(--tracking-medium);
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 1rem;
}
.gate-heading {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(1.3rem, 2.5vw, 1.65rem);
  color: var(--color-text);
  line-height: 1.25;
  margin-bottom: 0.6rem;
}
.gate-subtext {
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: var(--text-body-sm);
  color: var(--color-text-muted);
  margin-bottom: 1.5rem;
  line-height: 1.5;
}
.gate-form {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.gate-input {
  width: 100%;
  padding: clamp(0.6rem, 1.2vw, 0.85rem) clamp(0.75rem, 1.5vw, 1rem);
  border: 1px solid var(--color-border-faint);
  font-family: var(--font-sans);
  font-size: var(--text-body-sm);
  color: var(--color-text);
  background: var(--color-bg);
  outline: none;
  transition: border-color var(--dur-fast);
}
.gate-input:focus { border-color: var(--color-accent); }
.gate-error {
  font-family: var(--font-sans);
  font-size: var(--text-caption);
  color: oklch(55% 0.2 25);
  display: none;
}
.gate-error.is-visible { display: block; }
.gate-fine-print {
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: var(--text-caption);
  color: var(--color-text-muted);
  margin-top: 0.75rem;
}

/* ─── NEWSLETTER PAGE ────────────────────────────── */
.newsletter-hero {
  position: relative;
  padding: calc(var(--nav-h) + clamp(5rem, 10vw, 8rem)) var(--section-x) var(--section-y);
  background: var(--color-dark-bg);
  overflow: hidden;
  text-align: center;
}
.newsletter-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(0deg, transparent, transparent 79px, oklch(94% 0 0 / 0.015) 79px, oklch(94% 0 0 / 0.015) 80px),
    repeating-linear-gradient(90deg, transparent, transparent 79px, oklch(94% 0 0 / 0.015) 79px, oklch(94% 0 0 / 0.015) 80px);
  pointer-events: none;
}
.newsletter-hero-content {
  position: relative;
  z-index: var(--z-content);
  max-width: 560px;
  margin: 0 auto;
}
.newsletter-hero h1 {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  font-size: var(--text-h1);
  color: var(--color-dark-text);
  margin-bottom: clamp(1.5rem, 3vw, 2.5rem);
  line-height: var(--leading-heading);
}
.newsletter-hero-brief {
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: var(--text-lead);
  line-height: var(--leading-body);
  color: var(--color-dark-text-muted);
  margin-bottom: clamp(1.5rem, 3vw, 2rem);
}
.newsletter-hero-body {
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: var(--text-body);
  line-height: var(--leading-body);
  color: var(--color-dark-text-muted);
  margin-bottom: clamp(1.5rem, 3vw, 2rem);
}
.newsletter-hero .newsletter-form input[type="email"] {
  color: var(--color-dark-text);
  border-color: var(--color-dark-border);
}
.newsletter-hero .newsletter-form input[type="email"]::placeholder {
  color: var(--color-dark-text-muted);
}
.newsletter-hero .newsletter-form input[type="email"]:focus {
  border-color: var(--color-accent-on-dark);
}

/* newsletter about section */
.newsletter-about {
  background: var(--color-bg);
  padding: var(--section-y) var(--section-x);
  border-bottom: 1px solid var(--color-border-faint);
}
.newsletter-about-inner {
  max-width: var(--max-text);
  margin: 0 auto;
}
.newsletter-about-inner p {
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: var(--text-lead);
  line-height: var(--leading-body);
  color: var(--color-text-body);
  margin-bottom: 1.8rem;
}
.newsletter-about-sig {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  color: var(--color-text-muted);
}

.newsletter-past {
  background: var(--color-bg);
  padding: var(--section-y) var(--section-x);
  border-top: 1px solid var(--color-border-faint);
}
.newsletter-past h2 {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: var(--text-h2);
  color: var(--color-text);
  margin-bottom: clamp(1.5rem, 3vw, 2rem);
}
.newsletter-past-empty {
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: var(--text-body-sm);
  color: var(--color-text-muted);
  font-style: italic;
}

/* ─── POST / ARTICLE PAGE ────────────────────────── */
.post {
  background: var(--color-bg);
}
.post-progress {
  position: fixed;
  top: var(--nav-h);
  left: 0;
  width: 0%;
  height: 2px;
  background: var(--color-accent);
  z-index: calc(var(--z-nav) - 1);
  transition: none;
}
.post-header {
  padding: calc(var(--nav-h, 64px) + clamp(3rem, 6vw, 5rem)) var(--section-x) clamp(2rem, 4vw, 3rem);
  border-bottom: none;
  max-width: 680px;
  margin: 0 auto;
}
.post-meta {
  display: flex;
  align-items: center;
  gap: var(--space-16);
  margin-bottom: clamp(1.5rem, 3vw, 2rem);
}
.post-back {
  font-family: var(--font-sans);
  font-weight: 400;
  font-size: var(--text-caption);
  letter-spacing: var(--tracking-medium);
  text-transform: uppercase;
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color var(--dur-fast);
  padding: var(--space-8) 0;
  display: inline-block;
}
.post-back:hover { color: var(--color-accent); }
.post-type {
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: var(--text-eyebrow);
  letter-spacing: var(--tracking-medium);
  text-transform: uppercase;
  color: var(--color-accent);
  background: var(--color-accent-bg);
  padding: 0.2em 0.6em;
}
.post-title {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  color: var(--color-text);
  line-height: var(--leading-heading);
  margin-bottom: 1rem;
}
.post-byline {
  font-family: var(--font-sans);
  font-weight: 400;
  font-size: var(--text-body-sm);
  color: var(--color-text-muted);
  display: flex;
  gap: var(--space-16);
}
.post-date {
  color: var(--color-text-muted);
  opacity: 0.7;
}
.post-header-rule {
  width: var(--space-48);
  height: 2px;
  background: var(--color-accent);
  margin-top: clamp(2rem, 4vw, 3rem);
}
.post-body {
  padding: clamp(2.5rem, 5vw, 4rem) var(--section-x);
  max-width: 680px;
  margin: 0 auto;
}
.post-body > p:first-child::first-letter {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(3.2rem, 5vw, 4rem);
  line-height: 0.85;
  float: left;
  margin-right: 0.12em;
  margin-top: 0.08em;
  color: var(--color-accent);
}
.post-body p {
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: var(--text-body);
  line-height: 1.85;
  color: var(--color-text-body);
  margin-bottom: 1.6rem;
}
.post-body h2 {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: var(--text-h3);
  color: var(--color-text);
  margin-top: 3rem;
  margin-bottom: 1rem;
}
.post-body h3 {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: var(--text-body);
  letter-spacing: 0.02em;
  color: var(--color-text);
  margin-top: 2rem;
  margin-bottom: 0.8rem;
}
.post-body blockquote {
  border-left: 3px solid var(--color-accent);
  padding: clamp(1.2rem, 2vw, 1.5rem) clamp(1.2rem, 2vw, 1.8rem);
  margin: clamp(2rem, 4vw, 3rem) 0;
  background: var(--color-surface);
  font-family: var(--font-serif);
  font-style: italic;
  font-size: clamp(1.1rem, 1.5vw, 1.25rem);
  line-height: 1.65;
  color: var(--color-text);
}
.post-body ul, .post-body ol {
  padding-left: 1.5rem;
  margin-bottom: 1.6rem;
}
.post-body li {
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: var(--text-body);
  line-height: 1.85;
  color: var(--color-text-body);
  margin-bottom: 0.5rem;
}
.post-body strong {
  font-weight: 500;
  color: var(--color-text);
}
.post-body em {
  font-style: italic;
}
.post-body a {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 2px;
  transition: color var(--dur-fast);
}
.post-body a:hover { color: var(--color-accent-dark, var(--color-accent)); }

/* Pull quote — large editorial callout */
.post-body .pull-quote {
  border-left: none;
  background: transparent;
  padding: clamp(2rem, 4vw, 3rem) 0;
  margin: clamp(2.5rem, 5vw, 4rem) 0;
  border-top: 1px solid var(--color-border-faint);
  border-bottom: 1px solid var(--color-border-faint);
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(1.4rem, 2.5vw, 1.8rem);
  line-height: var(--leading-quote);
  color: var(--color-text);
  text-align: center;
}

/* Section divider between post and newsletter */
/* ─── RELATED READING ───────────────────────────── */
.post-related {
  max-width: 680px;
  margin: 0 auto;
  padding: clamp(2rem, 4vw, 3rem) var(--section-x) 0;
  border-top: 1px solid var(--color-border-faint);
}
.post-related h3 {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: var(--text-small);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 1rem;
}
.post-related ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
.post-related li + li {
  margin-top: 0.6rem;
}
.post-related a {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: clamp(1rem, 1.3vw, 1.15rem);
  color: var(--color-text);
  text-decoration: none;
  border-bottom: 1px solid var(--color-border-faint);
  transition: border-color 0.2s ease, color 0.2s ease;
}
.post-related a:hover {
  color: var(--color-accent);
  border-color: var(--color-accent);
}

.post + .section-newsletter {
  border-top: 1px solid var(--color-border-faint);
  position: relative;
}
.post + .section-newsletter::before {
  content: '';
  position: absolute;
  top: -1px;
  left: 50%;
  transform: translateX(-50%);
  width: var(--space-48);
  height: 2px;
  background: var(--color-accent);
}

/* ─── POST INLINE CALLOUT (newsletter mid-article) ── */
.post-callout {
  border-left: 3px solid var(--color-accent);
  background: var(--color-surface);
  padding: clamp(1.5rem, 3vw, 2rem) clamp(1.5rem, 3vw, 2rem);
  margin: clamp(2.5rem, 5vw, 4rem) 0;
}
.post-callout-eyebrow {
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: var(--text-eyebrow);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-8);
}
.post-callout-heading {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(1.2rem, 2vw, 1.5rem);
  color: var(--color-text);
  margin-bottom: var(--space-8);
}
.post-callout-text {
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: var(--text-body-sm);
  color: var(--color-text-muted);
  line-height: var(--leading-body);
  margin-bottom: var(--space-16);
}
.post-callout .newsletter-form {
  max-width: 100%;
}

/* ─── 404 PAGE ───────────────────────────────────── */
.page-404 {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--section-x);
  text-align: center;
  background: var(--color-dark-bg);
}
.page-404-num {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(8rem, 22vw, 22rem);
  line-height: 0.85;
  color: var(--color-accent-on-dark);
  letter-spacing: -0.02em;
}
.page-404-text {
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: var(--text-lead);
  color: var(--color-dark-text-muted);
  margin-top: 1.5rem;
  margin-bottom: 2.5rem;
}

/* ─── SCROLL REVEAL ──────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--dur-slow) var(--ease-out),
              transform var(--dur-slow) var(--ease-out);
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ─── RESPONSIVE ─────────────────────────────────── */

@media (max-width: 1024px) {
  .hero-content { max-width: 100%; }
  .gap-cards { grid-template-columns: 1fr; }
  .gap-card { border-right: none; border-bottom: 1px solid var(--color-border-faint); }
  .gap-card:last-child { border-bottom: none; }
}

@media (max-width: 900px) {
  .stat-strip { grid-template-columns: 1fr; }
  .stat-item + .stat-item { border-left: none; border-top: 1px solid var(--color-border-faint); padding-top: 2.5rem; margin-top: 2.5rem; }
  .phase { grid-template-columns: 90px 1fr; }
  .footer { grid-template-columns: 1fr; }
  .footer-links { align-items: flex-start; }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-hamburger { display: flex; align-items: center; justify-content: center; }
  .newsletter-form { flex-direction: column; }
  .writing-filters { flex-wrap: wrap; gap: var(--space-16); }
  .writing-list { grid-template-columns: 1fr; }
  .page-hero--about::before {
    background: linear-gradient(
      180deg,
      oklch(10% 0.008 260 / 0.88) 0%,
      oklch(10% 0.008 260 / 0.72) 50%,
      oklch(10% 0.008 260 / 0.45) 100%
    );
  }
}

@media (max-width: 480px) {
  .hero-headline { font-size: clamp(3rem, 14vw, 5rem); }
  .hero-subhead { font-size: var(--text-body); }
  .testimony-text { font-size: clamp(1.2rem, 5vw, 1.8rem); }
  .stat-num { font-size: clamp(2.5rem, 12vw, 4rem); }
  .hero-actions { flex-direction: column; align-items: flex-start; }
  /* Blog post mobile */
  .post-body > p:first-child::first-letter {
    font-size: clamp(2.4rem, 8vw, 3.2rem);
    margin-right: 0.08em;
    margin-top: 0.05em;
  }
  .post-meta { flex-wrap: wrap; gap: var(--space-8); }
  .post-byline { flex-wrap: wrap; gap: var(--space-8); }
  .post-related { padding-left: var(--section-x); padding-right: var(--section-x); }
  .post-related a { font-size: 1rem; padding: var(--space-4) 0; }
}

/* ─── REDUCED MOTION ─────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .reveal { opacity: 1; transform: none; }
  html { scroll-behavior: auto; }
}