/* JDM Growth — Design System & Stylesheet (Design Foundations v0.1) */

/* Typography Imports: Public Sans (Primary) + IBM Plex Mono (Details) */
@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:ital,wght@0,400;0,500;0,600;1,400&family=Public+Sans:ital,wght@0,300..700;1,300..700&display=swap');

:root {
  /* Surfaces & Ink */
  --paper: #FAFAF9;
  --surface: #F2F2EF;
  --rule: #DFDFD9;
  --ink: #1A1F2B;
  --ink-soft: #4A5161;
  --ink-muted: #666D7B;

  /* Accents */
  --blue: #1F5FD0;
  --blue-pressed: #16469C;
  --clay: #A94A20;
  --green: #0E8A6A;
  --green-border: #B6DFD2;

  /* Dark Band Tokens */
  --dark-bg: #1A1F2B;
  --dark-rule: #333A49;
  --dark-heading: #FAFAF9;
  --ink-body: #B9BEC9;
  --dark-action: #5E9BFF;
  --dark-clay: #E08A5B;

  /* Aliases for legacy tokens */
  --color-paper: var(--paper);
  --color-surface: var(--surface);
  --color-rule: var(--rule);
  --color-ink: var(--ink);
  --color-ink-soft: var(--ink-soft);
  --color-ink-muted: var(--ink-muted);
  --color-signal-blue: var(--blue);
  --color-blue-pressed: var(--blue-pressed);
  --color-clay: var(--clay);
  --color-live-green: var(--green);
  --color-live-border: var(--green-border);
  --color-dark-bg: var(--dark-bg);
  --color-dark-rule: var(--dark-rule);
  --color-dark-heading: var(--dark-heading);
  --color-dark-body: var(--ink-body);
  --color-dark-action: var(--dark-action);
  --color-dark-clay: var(--dark-clay);

  /* Typography */
  --font-sans: 'Public Sans', system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;

  /* Spacing Scale (4px base): 4, 8, 16, 24, 40, 56 */
  --space-4: 4px;
  --space-8: 8px;
  --space-16: 16px;
  --space-24: 24px;
  --space-40: 40px;
  --space-56: 56px;
  --space-64: 64px;

  /* Layout */
  --max-width: 1180px;
  --gutter: 40px;
  --radius-button: 2px;
}

@media (max-width: 768px) {
  :root {
    --gutter: 24px;
    --space-56: 32px;
    --space-64: 40px;
  }
}

/* Reset & Base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  background-color: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

body {
  background-color: var(--paper);
  color: var(--ink);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a {
  color: var(--blue);
  text-decoration: none;
  transition: color 120ms ease;
}

a:hover {
  color: var(--blue-pressed);
  text-decoration: underline;
}

img, svg {
  display: block;
  max-width: 100%;
}

button, input, textarea {
  font-family: inherit;
}

/* Container */
.container {
  max-width: var(--max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--gutter);
  padding-right: var(--gutter);
  width: 100%;
}

/* Typography Utilities */
.eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--clay);
  margin-bottom: var(--space-16);
  font-weight: 500;
}

.eyebrow-dark {
  color: var(--dark-clay);
}

.eyebrow-muted {
  color: var(--ink-muted);
}

h1, .h1 {
  font-size: clamp(34px, 4.6vw, 56px);
  line-height: 1.06;
  font-weight: 600;
  letter-spacing: -0.025em;
  color: var(--ink);
  text-wrap: pretty;
}

h2, .h2 {
  font-size: clamp(24px, 3.2vw, 32px);
  line-height: 1.2;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--ink);
  text-wrap: pretty;
}

h3, .h3 {
  font-size: 20px;
  line-height: 1.3;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.lead {
  font-size: 19px;
  line-height: 1.6;
  color: var(--ink-soft);
  max-width: 62ch;
  text-wrap: pretty;
}

.body-text {
  font-size: 16px;
  line-height: 1.65;
  color: var(--ink-soft);
  max-width: 70ch;
}

.text-muted {
  color: var(--ink-muted);
}

.mono {
  font-family: var(--font-mono);
}

/* Hairline Grid & Rule Systems */
.hairline-grid {
  display: grid;
  gap: 1px;
  background-color: var(--rule);
  border: 1px solid var(--rule);
}

.hairline-grid-dark {
  background-color: var(--dark-rule);
  border: 1px solid var(--dark-rule);
}

.hairline-box {
  border: 1px solid var(--rule);
  background-color: var(--paper);
}

/* ==========================================================================
   Brand Logo Lockup System (Public Sans + IBM Plex Mono — Never an image file)
   ========================================================================== */

/* 1. Stacked Lockup (Primary: hero, footer, decks) */
.logo-stacked {
  display: inline-flex;
  flex-direction: column;
  border-left: 0.08em solid var(--ink);
  padding-left: 0.37em;
  line-height: 1;
  text-decoration: none;
}

.logo-stacked:hover {
  text-decoration: none;
}

.logo-stacked .monogram {
  font-family: var(--font-sans);
  font-weight: 700;
  letter-spacing: -0.045em;
  color: var(--ink);
  line-height: 1;
}

.logo-stacked .descriptor {
  font-family: var(--font-mono);
  font-size: 0.34em;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-top: 0.16em;
  font-weight: 500;
  line-height: 1;
}

/* 2. Horizontal Lockup (Bars, headers, signatures) */
.logo-horizontal {
  display: inline-flex;
  align-items: baseline;
  border-left: 0.08em solid var(--ink);
  padding-left: 0.37em;
  gap: 0.35em;
  line-height: 1;
  text-decoration: none;
}

.logo-horizontal:hover {
  text-decoration: none;
}

.logo-horizontal .monogram {
  font-family: var(--font-sans);
  font-weight: 700;
  letter-spacing: -0.035em;
  color: var(--ink);
  line-height: 1;
}

.logo-horizontal .descriptor {
  font-family: var(--font-mono);
  font-size: 0.5em;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-soft);
  font-weight: 500;
  line-height: 1;
}

/* 3. Monogram Only */
.logo-monogram {
  display: inline-flex;
  border-left: 0.08em solid var(--ink);
  padding-left: 0.37em;
  font-family: var(--font-sans);
  font-weight: 700;
  letter-spacing: -0.045em;
  color: var(--ink);
  line-height: 1;
  text-decoration: none;
}

.logo-monogram:hover {
  text-decoration: none;
}

/* 4. Tile (Square Icon Slot: 64, 32, 16px) */
.logo-tile {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background-color: var(--ink);
  color: var(--paper);
  font-family: var(--font-sans);
  font-weight: 700;
  letter-spacing: -0.045em;
  line-height: 1;
  text-decoration: none;
}

/* 5. Reversed (On Ink Bands / Dark Sections) */
.logo-reversed,
.section-dark .logo-stacked,
.section-dark .logo-horizontal,
.section-dark .logo-monogram {
  border-left-color: var(--dark-heading);
}

.logo-reversed .monogram,
.section-dark .logo-stacked .monogram,
.section-dark .logo-horizontal .monogram,
.section-dark .logo-monogram {
  color: var(--dark-heading);
}

.logo-reversed .descriptor,
.section-dark .logo-stacked .descriptor,
.section-dark .logo-horizontal .descriptor {
  color: var(--ink-body);
}

/* Legacy brand-mark aliases */
.brand-mark {
  composes: logo-horizontal;
  display: inline-flex;
  align-items: baseline;
  border-left: 2px solid var(--ink);
  padding-left: 8px;
  gap: 6px;
  line-height: 1;
  text-decoration: none;
}

.brand-mark:hover {
  text-decoration: none;
}

.brand-mark-monogram {
  font-family: var(--font-sans);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.035em;
  color: var(--ink);
}

.brand-mark-descriptor {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-soft);
  font-weight: 500;
}

/* Header & Nav */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background-color: var(--paper);
  border-bottom: 1px solid var(--rule);
  padding-top: 16px;
  padding-bottom: 16px;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-24);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: var(--space-24);
}

.nav-link {
  font-size: 15px;
  color: var(--ink-soft);
  font-weight: 500;
  transition: color 120ms ease;
}

.nav-link:hover {
  color: var(--ink);
  text-decoration: none;
}

.nav-link.active {
  color: var(--ink);
  border-bottom: 2px solid var(--blue);
  padding-bottom: 2px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  font-weight: 600;
  line-height: 1;
  padding: 11px 20px;
  border-radius: var(--radius-button);
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: background-color 120ms ease, border-color 120ms ease, color 120ms ease;
  white-space: nowrap;
}

.btn:hover {
  text-decoration: none;
}

.btn-primary {
  background-color: var(--blue);
  color: #FAFAF9;
  border-color: var(--blue);
}

.btn-primary:hover {
  background-color: var(--blue-pressed);
  border-color: var(--blue-pressed);
  color: #FAFAF9;
}

.btn-secondary {
  background-color: transparent;
  color: var(--ink);
  border-color: var(--ink);
}

.btn-secondary:hover {
  background-color: var(--ink);
  color: #FAFAF9;
}

.btn-dark-primary {
  background-color: var(--paper);
  color: var(--ink);
  border-color: var(--paper);
}

.btn-dark-primary:hover {
  background-color: #E6E6DF;
  border-color: #E6E6DF;
  color: var(--ink);
}

.btn-sm {
  font-size: 13px;
  padding: 8px 14px;
}

.btn-lg {
  font-size: 17px;
  padding: 14px 26px;
}

.text-action-link {
  font-size: 15px;
  font-weight: 600;
  color: var(--blue);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.text-action-link:hover {
  color: var(--blue-pressed);
  text-decoration: underline;
}

.text-action-dark {
  color: var(--dark-action);
}

.text-action-dark:hover {
  color: #8bb9ff;
}

/* Badges & Tags */
.badge {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  display: inline-block;
  padding: 4px 8px;
  line-height: 1;
  font-weight: 500;
  border-radius: 0;
}

.badge-live {
  color: var(--green);
  border: 1px solid var(--green-border);
  background: transparent;
}

.badge-venture {
  color: var(--clay);
  border: 1px solid #DBB49C;
  background: transparent;
}

.badge-neutral {
  color: var(--ink-soft);
  border: 1px solid var(--rule);
  background: transparent;
}

.badge-dark-clay {
  color: var(--dark-clay);
  border: 1px solid #714633;
  background: transparent;
}

/* Sections */
.section {
  padding-top: var(--space-56);
  padding-bottom: var(--space-56);
}

.section-dark {
  background-color: var(--dark-bg);
  color: var(--ink-body);
}

.section-dark h1,
.section-dark h2,
.section-dark h3 {
  color: var(--dark-heading);
}

.section-dark p {
  color: var(--ink-body);
}

.section-dark a {
  color: var(--dark-action);
}

.section-dark a:hover {
  color: #8bb9ff;
}

.section-bordered-top {
  border-top: 1px solid var(--rule);
}

.section-bordered-bottom {
  border-bottom: 1px solid var(--rule);
}

/* Hero Section */
.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: var(--space-40);
  align-items: center;
  padding-top: var(--space-64);
  padding-bottom: var(--space-64);
}

@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: var(--space-40);
    padding-top: var(--space-40);
    padding-bottom: var(--space-40);
  }
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-16);
  margin-top: var(--space-24);
}

/* Schematic Box in Hero */
.studio-schematic {
  border: 1px solid var(--rule);
  background-color: var(--surface);
  padding: 0;
}

.schematic-header {
  padding: 12px 16px;
  background-color: #EAEAE4;
  border-bottom: 1px solid var(--rule);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.schematic-title {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-soft);
  font-weight: 500;
}

.schematic-row {
  padding: 18px 20px;
  border-bottom: 1px solid var(--rule);
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 16px;
  align-items: baseline;
  background-color: var(--paper);
}

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

.schematic-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--clay);
  font-weight: 600;
}

.schematic-heading {
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 3px;
}

.schematic-desc {
  font-size: 14px;
  line-height: 1.5;
  color: var(--ink-soft);
}

/* Manifesto 3 Pillars */
.pillars-grid {
  grid-template-columns: repeat(3, 1fr);
  margin-top: var(--space-40);
}

@media (max-width: 860px) {
  .pillars-grid {
    grid-template-columns: 1fr;
  }
}

.pillar-card {
  background-color: var(--dark-bg);
  padding: var(--space-24) var(--space-24);
  display: flex;
  flex-direction: column;
}

.pillar-num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--dark-clay);
  margin-bottom: var(--space-16);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.pillar-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--dark-heading);
  margin-bottom: var(--space-8);
}

.pillar-desc {
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink-body);
  margin-bottom: var(--space-24);
  flex-grow: 1;
}

.pillar-proof {
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.5;
  color: #9299A6;
  border-top: 1px solid var(--dark-rule);
  padding-top: var(--space-16);
}

/* Audience Track Split */
.audience-grid {
  grid-template-columns: repeat(2, 1fr);
  margin-top: var(--space-40);
}

@media (max-width: 800px) {
  .audience-grid {
    grid-template-columns: 1fr;
  }
}

.audience-card {
  background-color: var(--paper);
  padding: var(--space-40) var(--space-24);
  display: flex;
  flex-direction: column;
}

.audience-quote {
  font-size: 20px;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.35;
  margin-bottom: var(--space-16);
}

.audience-context {
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink-soft);
  margin-bottom: var(--space-24);
  flex-grow: 1;
}

.audience-points {
  list-style: none;
  border-top: 1px solid var(--rule);
  padding-top: var(--space-16);
  display: flex;
  flex-direction: column;
  gap: var(--space-16);
}

.audience-point-item {
  display: flex;
  gap: 12px;
  font-size: 14px;
  line-height: 1.5;
  color: var(--ink-soft);
}

.audience-point-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-muted);
  width: 70px;
  flex-shrink: 0;
}

/* Offers Grid */
.offers-grid {
  grid-template-columns: repeat(2, 1fr);
  margin-top: var(--space-40);
}

@media (max-width: 800px) {
  .offers-grid {
    grid-template-columns: 1fr;
  }
}

.offer-card {
  background-color: var(--paper);
  padding: var(--space-40) var(--space-24);
  display: flex;
  flex-direction: column;
}

.offer-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--space-16);
  margin-bottom: var(--space-16);
}

.offer-title {
  font-size: 24px;
  font-weight: 600;
  color: var(--ink);
}

.offer-promise {
  font-size: 17px;
  font-weight: 500;
  color: var(--ink);
  margin-bottom: var(--space-24);
  line-height: 1.45;
}

.offer-details {
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  padding: var(--space-24) 0;
  margin-bottom: var(--space-24);
  display: flex;
  flex-direction: column;
  gap: var(--space-16);
  flex-grow: 1;
}

.offer-detail-row {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: var(--space-16);
  font-size: 14px;
  line-height: 1.55;
}

.offer-detail-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-muted);
}

/* Ventures Grid */
.ventures-grid {
  grid-template-columns: repeat(3, 1fr);
  margin-top: var(--space-40);
}

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

.venture-card {
  background-color: var(--paper);
  display: flex;
  flex-direction: column;
  text-decoration: none;
  transition: background-color 120ms ease;
}

.venture-card:hover {
  background-color: var(--surface);
  text-decoration: none;
}

.venture-card-media {
  height: 140px;
  background-color: var(--surface);
  border-bottom: 1px solid var(--rule);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  background-image: repeating-linear-gradient(135deg, #E6E6E1 0 8px, #F2F2EF 8px 16px);
}

.venture-card-body {
  padding: var(--space-24) var(--space-24);
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.venture-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-16);
  margin-bottom: var(--space-8);
}

.venture-card-title {
  font-size: 19px;
  font-weight: 650;
  color: var(--ink);
}

.venture-card-desc {
  font-size: 15px;
  line-height: 1.55;
  color: var(--ink-soft);
  margin-bottom: var(--space-16);
  flex-grow: 1;
}

.venture-empty-card {
  background-color: var(--paper);
  padding: var(--space-24) var(--space-24);
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 250px;
}

/* Operators / Proof Bar */
.operator-proof-bar {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  background-color: var(--rule);
  gap: 1px;
  border: 1px solid var(--rule);
  margin-top: var(--space-40);
}

@media (max-width: 860px) {
  .operator-proof-bar {
    grid-template-columns: 1fr;
  }
}

.operator-proof-item {
  background-color: var(--paper);
  padding: var(--space-24) var(--space-24);
}

.operator-company {
  font-size: 18px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 6px;
}

.operator-desc {
  font-size: 14px;
  line-height: 1.5;
  color: var(--ink-soft);
}

/* Writing / Maturity Model Box */
.writing-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-40);
  align-items: start;
  margin-top: var(--space-40);
}

@media (max-width: 860px) {
  .writing-layout {
    grid-template-columns: 1fr;
    gap: var(--space-40);
  }
}

.feature-box {
  border: 1px solid var(--rule);
  background-color: var(--surface);
  padding: var(--space-24);
}

/* Form Styles */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: var(--space-16);
}

.form-label {
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
}

.form-input, .form-textarea {
  font-family: inherit;
  font-size: 15px;
  color: var(--ink);
  background: var(--paper);
  border: 1px solid #C9C9C1;
  border-radius: 2px;
  padding: 11px 12px;
  outline: none;
  transition: border-color 120ms ease, box-shadow 120ms ease;
  width: 100%;
}

.form-input:focus, .form-textarea:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 2px rgba(31, 95, 208, 0.15);
}

.form-help {
  font-size: 13px;
  color: var(--ink-muted);
}

.inline-form {
  display: flex;
  gap: var(--space-8);
}

@media (max-width: 500px) {
  .inline-form {
    flex-direction: column;
  }
}

/* Site Footer */
.site-footer {
  border-top: 1px solid var(--rule);
  background-color: var(--surface);
  padding-top: var(--space-40);
  padding-bottom: var(--space-40);
  margin-top: auto;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--space-24);
}

.footer-legal-copy {
  font-size: 14px;
  color: var(--ink-muted);
  margin-top: var(--space-8);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-24);
}

.footer-links a {
  font-size: 14px;
  color: var(--ink-soft);
}

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

/* Mobile Nav Toggle */
.mobile-nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--rule);
  border-radius: 2px;
  padding: 6px 10px;
  cursor: pointer;
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 12px;
}

@media (max-width: 768px) {
  .mobile-nav-toggle {
    display: block;
  }
  
  .main-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--paper);
    border-bottom: 1px solid var(--rule);
    flex-direction: column;
    align-items: flex-start;
    padding: var(--space-24) var(--gutter);
    gap: var(--space-16);
    box-shadow: 0 8px 24px rgba(26, 31, 43, 0.08);
  }

  .main-nav.open {
    display: flex;
  }
}

/* Legal Documents wrapper (privacy.html, terms.html, etc.) */
.legal-page-container {
  max-width: 820px;
  margin: var(--space-40) auto;
  padding: 0 var(--gutter);
}

.legal-content h1 {
  font-size: 34px;
  margin-bottom: var(--space-16);
}

.legal-content h2 {
  font-size: 22px;
  margin-top: var(--space-40);
  margin-bottom: var(--space-16);
  border-bottom: 1px solid var(--rule);
  padding-bottom: var(--space-8);
}

.legal-content h3 {
  font-size: 18px;
  margin-top: var(--space-24);
  margin-bottom: var(--space-8);
}

.legal-content p, .legal-content ul, .legal-content ol {
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink-soft);
  margin-bottom: var(--space-16);
}

.legal-content ul, .legal-content ol {
  padding-left: 24px;
}

.legal-content li {
  margin-bottom: 8px;
}

/* ==========================================================================
   Home page refinements (2026-09 flow pass)
   ========================================================================== */

.week-card .schematic-row { grid-template-columns: 48px 1fr; padding: 14px 20px; }
.week-row-result { background-color: var(--surface); }
.week-row-result .schematic-desc strong { color: var(--ink); }

.pillar-link { display: block; text-decoration: none; }
.section-dark a.pillar-link { color: var(--dark-action); }
.section-dark a.pillar-link:hover { color: #8bb9ff; text-decoration: none; }

.step-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--clay);
  font-weight: 500;
  margin-bottom: 6px;
}

.operator-proof-bar { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 860px) { .operator-proof-bar { grid-template-columns: 1fr; } }

.form-input-dark { background: #131720; border-color: #333A49; color: #FAFAF9; }

.home-post-list { grid-template-columns: 1fr; align-self: stretch; }
.home-post {
  background: var(--paper);
  padding: 28px 24px;
  display: block;
  text-decoration: none;
  transition: background-color 120ms ease;
}
.home-post:hover { background: var(--surface); text-decoration: none; }
.home-post-title { font-size: 20px; font-weight: 600; line-height: 1.3; color: var(--ink); margin-bottom: 8px; letter-spacing: -0.01em; }
.home-post-dek { font-size: 15px; line-height: 1.55; color: var(--ink-soft); }

.maturity-note { margin-top: 28px; padding-top: 20px; border-top: 1px solid var(--rule); }
.maturity-note p { font-size: 14px; line-height: 1.55; color: var(--ink-soft); }
.maturity-note strong { color: var(--ink); }

/* ==========================================================================
   Blog: index, series map, and post template
   ========================================================================== */

.post-meta {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin-bottom: 10px;
}

.blog-hero { padding-top: var(--space-56); padding-bottom: var(--space-40); border-bottom: 1px solid var(--rule); }

.featured-post {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
  margin-top: var(--space-40);
  text-decoration: none;
}
.featured-post:hover { text-decoration: none; }
.featured-post > div { background: var(--paper); padding: 36px 32px; }
.featured-post:hover > div:first-child { background: var(--surface); }
.featured-post-title { font-size: clamp(24px, 3vw, 32px); font-weight: 600; line-height: 1.2; letter-spacing: -0.02em; color: var(--ink); margin-bottom: 12px; }
.featured-post-dek { font-size: 17px; line-height: 1.6; color: var(--ink-soft); margin-bottom: 20px; }
.featured-pull { font-size: 20px; line-height: 1.45; font-weight: 500; color: var(--ink); border-left: 3px solid var(--clay); padding-left: 18px; }
@media (max-width: 860px) { .featured-post { grid-template-columns: 1fr; } }

.post-grid { grid-template-columns: repeat(2, 1fr); margin-top: 16px; }
@media (max-width: 800px) { .post-grid { grid-template-columns: 1fr; } }

.blog-layout { display: grid; grid-template-columns: 1fr 340px; gap: var(--space-40); align-items: start; margin-top: var(--space-40); }
@media (max-width: 960px) { .blog-layout { grid-template-columns: 1fr; } }

.series-map { border: 1px solid var(--rule); background: var(--paper); }
.series-group { padding: 20px 24px; border-bottom: 1px solid var(--rule); }
.series-group:last-child { border-bottom: none; }
.series-group-title { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--clay); font-weight: 600; margin-bottom: 10px; }
.series-list { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.series-item { display: grid; grid-template-columns: 28px 1fr auto; gap: 8px; align-items: baseline; font-size: 15px; line-height: 1.4; color: var(--ink-muted); }
.series-item .num { font-family: var(--font-mono); font-size: 12px; color: var(--ink-muted); }
.series-item a { color: var(--ink); font-weight: 600; }
.series-item .state { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-muted); white-space: nowrap; }
.series-item .state-live { color: var(--green); }
.series-item.is-current a { color: var(--blue); }

.side-card { border: 1px solid var(--rule); background: var(--surface); padding: 24px; }
.side-card + .side-card { margin-top: 16px; }
.side-card h3 { font-size: 18px; margin-bottom: 8px; }
.side-card p { font-size: 14px; line-height: 1.55; color: var(--ink-soft); margin-bottom: 16px; }

/* Post template */
.post-header { padding-top: var(--space-56); padding-bottom: var(--space-40); border-bottom: 1px solid var(--rule); }
.post-header h1 { font-size: clamp(32px, 4.4vw, 50px); max-width: 22ch; }
.post-dek { font-size: 20px; line-height: 1.5; color: var(--ink-soft); max-width: 58ch; margin-top: 16px; }
.post-byline { display: flex; flex-wrap: wrap; gap: 8px 20px; margin-top: 24px; font-size: 14px; color: var(--ink-muted); }
.post-byline strong { color: var(--ink); font-weight: 600; }

.post-layout { display: grid; grid-template-columns: minmax(0, 68ch) 1fr; gap: var(--space-56); align-items: start; padding-top: var(--space-40); padding-bottom: var(--space-56); }
@media (max-width: 1000px) { .post-layout { grid-template-columns: 1fr; gap: var(--space-40); } }
.post-aside { position: sticky; top: 96px; }
@media (max-width: 1000px) { .post-aside { position: static; } }

.prose { font-size: 18px; line-height: 1.7; color: #2B3140; }
.prose p { margin-bottom: 1.1em; }
.prose h2 { font-size: 26px; margin-top: 1.8em; margin-bottom: 0.6em; }
.prose ul, .prose ol { margin: 0 0 1.2em 1.2em; }
.prose li { margin-bottom: 0.4em; }
.prose strong { color: var(--ink); }
.prose blockquote {
  margin: 1.6em 0;
  padding: 4px 0 4px 22px;
  border-left: 3px solid var(--clay);
  font-size: 22px;
  line-height: 1.45;
  font-weight: 500;
  color: var(--ink);
}
.prose blockquote p { margin-bottom: 0; }

.post-cta { margin-top: var(--space-40); padding: 28px; background: var(--dark-bg); color: var(--ink-body); }
.post-cta h3 { color: var(--dark-heading); margin-bottom: 8px; }
.post-cta p { font-size: 16px; line-height: 1.6; margin-bottom: 18px; color: var(--ink-body); }

.post-nav { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--rule); border: 1px solid var(--rule); margin-top: var(--space-40); }
.post-nav > * { background: var(--paper); padding: 20px 22px; text-decoration: none; display: block; }
.post-nav a:hover { background: var(--surface); text-decoration: none; }
.post-nav .label { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-muted); margin-bottom: 6px; }
.post-nav .title { font-size: 16px; font-weight: 600; color: var(--ink); line-height: 1.35; }
.post-nav .next { text-align: right; }
.post-nav .muted .title { color: var(--ink-muted); font-weight: 500; }
@media (max-width: 600px) { .post-nav { grid-template-columns: 1fr; } .post-nav .next { text-align: left; } }

/* Venture screenshots */
/* Images are pre-cropped to exactly 16:10, so they scale by width only and never stretch. */
.venture-shot { flex-shrink: 0; overflow: hidden; background: var(--surface); border-bottom: 1px solid var(--rule); }
.venture-shot img { display: block; width: 100%; max-width: 100%; height: auto; aspect-ratio: 16 / 10; }
.ventures-grid { align-items: stretch; }
.venture-shot-pending { aspect-ratio: 16 / 10; display: flex; align-items: center; justify-content: center; background-image: repeating-linear-gradient(135deg, #E6E6E1 0 8px, #F2F2EF 8px 16px); }
.venture-shot-pending span { font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-muted); background: var(--paper); padding: 4px 8px; border: 1px solid var(--rule); }
.venture-card-pending:hover { background-color: var(--paper); }

/* Blog post figures (1200x675 inline, 1200x630 featured); ratio comes from width/height attrs, never stretched */
.prose .post-figure { margin: 1.8em 0; }
.prose .post-figure img { display: block; width: 100%; height: auto; }
.prose .post-figure-featured { margin-top: 0; margin-bottom: 2em; }