/* ==========================================================================
   Bleuprint — Scholarship in Shirtsleeves
   Brand Identity: LaTeX precision + Encyclopédie warmth + Personal voice
   ========================================================================== */

/* Kramer — Art Nouveau display face for drop caps */
@font-face {
  font-family: 'Kramer';
  src: url('../fonts/Kramer.ttf') format('truetype');
  font-weight: normal;
  font-style: normal;
  font-display: swap;
}

:root {
  /* ===== TYPOGRAPHY =====
     Charter (via Charis SIL): Warm scholarly serif designed for screen readability
     Created by Matthew Carter, optimized for extended reading */
  --font-serif: "Charis SIL", Charter, "Literata", Georgia, "Times New Roman", serif;
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-display: "Charis SIL", Charter, var(--font-serif);
  --font-mono: "JetBrains Mono", "Fira Code", Consolas, monospace;
  --font-dropcap: 'Kramer', var(--font-serif);
  --gh-font-heading: var(--font-serif);
  --gh-font-body: var(--font-serif);

  /* Type scale — scholarly proportions (responsive with clamp) */
  --text-xs: 0.8125rem;   /* 13px - footnotes */
  --text-sm: 0.9375rem;   /* 15px - meta */
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);  /* 16-18px - body */
  --text-lg: clamp(1.125rem, 1rem + 0.5vw, 1.25rem);     /* 18-20px - lead */
  --text-xl: clamp(1.25rem, 1.1rem + 0.75vw, 1.5rem);    /* 20-24px - h3 */
  --text-2xl: clamp(1.5rem, 1.25rem + 1vw, 1.875rem);    /* 24-30px - h2 */
  --text-3xl: clamp(1.75rem, 1.5rem + 1.25vw, 2.25rem);  /* 28-36px - h1 */
  --display: clamp(2rem, 1.5rem + 2vw, 2.75rem);         /* 32-44px - title */

  /* Line heights — generous for readability */
  --line-height-tight: 1.2;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.7;
  --line-height-loose: 1.8;

  /* Measure — optimal reading width */
  --measure: 65ch;
  --measure-wide: 75ch;

  /* ===== COLOR PALETTE =====
     The workshop library: warm cream + aged ink + warm bleu + vermillion rubrics */

  /* Backgrounds — aged paper aesthetic */
  --color-bg: #FAF8F5;
  --color-bg-alt: #F5F2EB;

  /* Text — warm black, not harsh */
  --color-text: #2C2A26;
  --color-text-light: #1A1917;
  --color-muted: #6B6560;
  --color-subtle: #8A857E;

  /* Bleu accent — warm ink blue (warmer than pure slate) */
  --color-bleu: #3B5068;
  --color-bleu-light: #4A6274;
  --color-bleu-dark: #2D3E52;
  --color-accent: var(--color-bleu);

  /* Rubric — vermillion red for meta/instructions (missal-inspired) */
  --color-rubric: #B84233;
  --color-rubric-light: #C4564A;
  --color-rubric-dark: #8B3228;

  /* Secondary accents */
  --color-brown: #6B5344;
  --color-gold: #A68B5B;
  --color-accent-line: var(--color-gold);

  /* Borders and rules */
  --color-border: #D4CFC7;
  --color-border-light: #E8E4DC;
  --color-rule: #C4BEB4;

  /* Footer — dark scholarly block */
  --footer-bg: #1A1917;
  --footer-text: #FAF8F5;
  --footer-muted: #A09A94;
  --footer-border: #2C2A26;

  /* ===== SPACING =====
     Generous scholarly whitespace */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --section-gap: 4rem;

  /* ===== LAYOUT =====
     LaTeX-inspired generous margins */
  --header-height: 4rem;
  --content-max-width: 680px;
  --content-wide: 900px;
  --radius: 2px;

  /* Drop cap sizing */
  --drop-cap-lines: 3;
}

/* Dark mode — maintains warmth */
@media (prefers-color-scheme: dark) {
  :root {
    --color-bg: #1A1917;
    --color-bg-alt: #242220;
    --color-text: #E8E4DC;
    --color-text-light: #FAF8F5;
    --color-muted: #A09A94;
    --color-subtle: #7A756E;
    --color-bleu: #7A9AB8;
    --color-bleu-light: #94B0C8;
    --color-bleu-dark: #5A7A98;
    --color-rubric: #D4695C;
    --color-rubric-light: #E07D70;
    --color-rubric-dark: #B84233;
    --color-brown: #A68B6B;
    --color-gold: #C4A87B;
    --color-border: #3A3835;
    --color-border-light: #2C2A26;
    --color-rule: #4A4745;
    --footer-bg: #0F0E0D;
    --footer-text: #E8E4DC;
    --footer-muted: #7A756E;
    --footer-border: #2C2A26;
  }
}

/* ==========================================================================
   Base — Scholarly foundation
   ========================================================================== */

.bleuprint {
  font-family: var(--gh-font-body);
  font-size: var(--text-base);
  line-height: var(--line-height-relaxed);
  color: var(--color-text);
  background-color: var(--color-bg);
  margin: 0;
  /* Subtle paper texture via gradient */
  background-image:
    radial-gradient(ellipse at 50% 0%, rgba(255,255,255,0.3) 0%, transparent 75%),
    url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' 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");
}

.bleuprint-main {
  max-width: var(--content-max-width);
  margin: 0 auto;
  padding: var(--space-10) var(--space-6);
  min-height: 60vh;
}

.bleuprint-main:has(.bleuprint-home) {
  max-width: none;
  padding: 0;
}

/* ==========================================================================
   Back Navigation — Discreet link on article pages
   ========================================================================== */

.bleuprint-back-nav {
  margin-bottom: var(--space-8);
}

.bleuprint-back-link {
  font-size: var(--text-sm);
  font-variant: small-caps;
  letter-spacing: 0.05em;
  color: var(--color-muted);
  text-decoration: none;
  transition: color 0.2s ease;
}

.bleuprint-back-link:hover {
  color: var(--color-bleu);
}

/* ==========================================================================
   Footer — Dark scholarly block
   ========================================================================== */

.bleuprint-footer {
  margin-top: var(--section-gap);
  padding: var(--space-10) var(--space-6);
  background-color: var(--footer-bg);
  border-top: 1px solid var(--footer-border);
  color: var(--footer-muted);
  font-size: var(--text-sm);
}

.bleuprint-footer-inner {
  max-width: var(--content-max-width);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
}

.bleuprint-footer-copy {
  margin: 0;
  color: var(--footer-muted);
  font-style: italic;
}

.bleuprint-footer-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: var(--space-4);
}

.bleuprint-footer-nav a {
  color: var(--footer-text);
  text-decoration: none;
  transition: color 0.2s ease;
}

.bleuprint-footer-nav a:hover {
  color: var(--color-bleu-light);
}

/* ==========================================================================
   Article List — Index, tag, author pages
   ========================================================================== */

.bleuprint-list {
  display: flex;
  flex-direction: column;
  gap: var(--section-gap);
}

.bleuprint-list-year {
  font-size: var(--text-xl);
  font-weight: 600;
  font-variant: small-caps;
  letter-spacing: 0.05em;
  color: var(--color-muted);
  margin: var(--space-10) 0 var(--space-4);
  padding-bottom: var(--space-2);
  border-bottom: 1px solid var(--color-border);
}

.bleuprint-list-year:first-child {
  margin-top: 0;
}

.bleuprint-list-post {
  padding-bottom: var(--space-8);
  border-bottom: 1px solid var(--color-border-light);
}

.bleuprint-list-post:last-child {
  border-bottom: 0;
}

.bleuprint-list-post-date {
  display: block;
  font-size: var(--text-xs);
  font-variant: small-caps;
  letter-spacing: 0.05em;
  color: var(--color-rubric);
  margin-bottom: var(--space-2);
}

.bleuprint-list-post-title {
  font-family: var(--gh-font-heading);
  font-size: var(--text-xl);
  font-weight: 600;
  line-height: var(--line-height-tight);
  margin: 0 0 var(--space-2);
}

.bleuprint-list-post-title a {
  color: var(--color-text);
  text-decoration: none;
  transition: color 0.2s ease;
}

.bleuprint-list-post-title a:hover {
  color: var(--color-bleu);
}

.bleuprint-list-post-excerpt {
  font-size: var(--text-base);
  color: var(--color-muted);
  margin: 0 0 var(--space-2);
  line-height: var(--line-height-relaxed);
}

.bleuprint-list-post-link {
  font-size: var(--text-sm);
  color: var(--color-bleu);
  text-decoration: none;
  font-style: italic;
}

.bleuprint-list-post-link:hover {
  text-decoration: underline;
}

/* ==========================================================================
   Pagination
   ========================================================================== */

.bleuprint-main .pagination,
.bleuprint-pagination {
  margin-top: var(--space-12);
  display: flex;
  justify-content: center;
  gap: var(--space-4);
  list-style: none;
  padding: 0;
  margin-left: 0;
}

.bleuprint-main .pagination a,
.bleuprint-main .pagination span,
.bleuprint-pagination a,
.bleuprint-pagination span {
  font-size: var(--text-sm);
  color: var(--color-muted);
  text-decoration: none;
}

.bleuprint-main .pagination a:hover,
.bleuprint-pagination a:hover {
  color: var(--color-bleu);
}

/* ==========================================================================
   Single Post — LaTeX-inspired scholarly article
   ========================================================================== */

.bleuprint-post {
  padding-bottom: var(--space-16);
}

.bleuprint-post-header {
  margin-bottom: var(--space-12);
  text-align: center;
  padding-bottom: var(--space-8);
  border-bottom: 1px solid var(--color-border);
}

.bleuprint-post-title {
  font-family: var(--gh-font-heading);
  font-size: var(--display);
  font-weight: 700;
  line-height: var(--line-height-tight);
  margin: 0 0 var(--space-4);
}

.bleuprint-post-meta {
  font-size: var(--text-sm);
  color: var(--color-rubric);
  font-style: italic;
}

.bleuprint-post-meta time {
  font-style: normal;
  font-variant: small-caps;
  letter-spacing: 0.03em;
}

.bleuprint-post-reading-time {
  font-style: italic;
}

/* Post content — justified text, scholarly feel */
.bleuprint-post-content {
  max-width: var(--measure);
  font-size: var(--text-lg);
  line-height: var(--line-height-loose);
  text-align: justify;
  -webkit-hyphens: auto;
  -ms-hyphens: auto;
  hyphens: auto;
  /* CSS counters for automatic section numbering */
  counter-reset: section;
}

/* ==========================================================================
   Content Typography — LaTeX-inspired elements
   ========================================================================== */

/* Headings with numbering support */
.bleuprint-post-content h1,
.bleuprint-post-content h2,
.bleuprint-post-content h3 {
  font-family: var(--gh-font-heading);
  font-weight: 600;
  line-height: var(--line-height-tight);
  margin-top: var(--space-12);
  margin-bottom: var(--space-4);
  text-align: left;
}

.bleuprint-post-content h1 { font-size: var(--text-2xl); }

.bleuprint-post-content h2 {
  font-size: var(--text-xl);
  padding-bottom: var(--space-2);
  border-bottom: 1px solid var(--color-border-light);
  counter-increment: section;
  counter-reset: subsection;
  color: var(--color-bleu);
}

.bleuprint-post-content h2::before {
  content: counter(section) ". ";
  color: var(--color-bleu);
  font-weight: 600;
}

.bleuprint-post-content h3 {
  font-size: var(--text-lg);
  font-style: italic;
  counter-increment: subsection;
}

.bleuprint-post-content h3::before {
  content: counter(section) "." counter(subsection) " ";
  color: var(--color-bleu);
  font-weight: 500;
  font-style: normal;
}

/* Paragraphs */
.bleuprint-post-content p {
  margin: 0 0 var(--space-6);
}

.bleuprint-post-content p:last-child {
  margin-bottom: 0;
}

/* Drop cap for first paragraph (skip if manual .bleuprint-drop-cap is used) */
.bleuprint-post-content > p:first-of-type:not(:has(.bleuprint-drop-cap))::first-letter {
  float: left;
  font-family: var(--font-dropcap);
  font-size: 4.5rem;
  line-height: 0.75;
  padding-right: var(--space-3);
  padding-top: var(--space-1);
  color: var(--color-bleu);
  font-weight: normal;
}

/* Blockquotes — scholarly citation style */
.bleuprint-post-content blockquote {
  margin: var(--space-10) 0;
  margin-left: var(--space-8);
  padding-left: var(--space-6);
  border-left: 3px solid var(--color-bleu);
  color: var(--color-text);
  font-style: italic;
}

.bleuprint-post-content blockquote p {
  margin-bottom: var(--space-2);
}

.bleuprint-post-content blockquote p:last-child {
  margin-bottom: 0;
}

/* Citation attribution */
.bleuprint-post-content blockquote cite,
.bleuprint-post-content blockquote footer {
  display: block;
  margin-top: var(--space-4);
  font-size: var(--text-sm);
  font-style: normal;
  color: var(--color-muted);
}

.bleuprint-post-content blockquote cite::before {
  content: "— ";
}

/* Lists */
.bleuprint-post-content ul,
.bleuprint-post-content ol {
  margin: var(--space-6) 0;
  padding-left: var(--space-8);
  text-align: left;
}

.bleuprint-post-content li {
  margin-bottom: var(--space-2);
}

/* Links — bleu accent */
.bleuprint-post-content a {
  color: var(--color-bleu);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
  transition: color 0.2s ease;
}

.bleuprint-post-content a:hover {
  color: var(--color-bleu-dark);
}

/* Horizontal rules — section dividers with ornament */
.bleuprint-post-content hr {
  border: 0;
  height: 1px;
  background: var(--color-rule);
  margin: var(--space-12) auto;
  max-width: 200px;
  position: relative;
}

.bleuprint-post-content hr::after {
  content: "✽";
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  background: var(--color-bg);
  padding: 0 var(--space-4);
  color: var(--color-muted);
  font-size: var(--text-lg);
}

/* Figures with LaTeX-style numbering */
.bleuprint-post-content figure {
  margin: var(--space-10) 0;
  text-align: center;
}

.bleuprint-post-content figcaption {
  font-size: var(--text-sm);
  color: var(--color-muted);
  margin-top: var(--space-3);
  font-style: italic;
  text-align: center;
}

/* Tables — scholarly styling */
.bleuprint-post-content table {
  width: 100%;
  margin: var(--space-8) 0;
  border-collapse: collapse;
  font-size: var(--text-base);
}

.bleuprint-post-content th {
  font-weight: 600;
  text-align: left;
  padding: var(--space-3) var(--space-4);
  border-bottom: 2px solid var(--color-text);
  background: var(--color-bg-alt);
}

.bleuprint-post-content td {
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--color-border);
}

.bleuprint-post-content tr:last-child td {
  border-bottom: 2px solid var(--color-text);
}

/* Code blocks */
.bleuprint-post-content pre,
.bleuprint-post-content code {
  font-family: var(--font-mono);
  font-size: 0.9em;
}

.bleuprint-post-content code {
  background: var(--color-bg-alt);
  padding: 0.1em 0.3em;
  border-radius: var(--radius);
}

.bleuprint-post-content pre {
  background: var(--color-bg-alt);
  padding: var(--space-6);
  overflow-x: auto;
  border: 1px solid var(--color-border);
  margin: var(--space-8) 0;
}

.bleuprint-post-content pre code {
  background: none;
  padding: 0;
}

/* Footnotes — page-bottom style */
.bleuprint-post-content .footnotes {
  margin-top: var(--space-16);
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-border);
  font-size: var(--text-sm);
}

.bleuprint-post-content .footnotes::before {
  content: "Notes";
  display: block;
  font-weight: 600;
  font-variant: small-caps;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-4);
  color: var(--color-rubric);
}

.bleuprint-post-content .footnotes ol {
  padding-left: var(--space-6);
}

.bleuprint-post-content .footnotes li {
  margin-bottom: var(--space-3);
}

/* Footnote references */
.bleuprint-post-content sup a {
  color: var(--color-bleu);
  text-decoration: none;
  font-weight: 600;
}

/* Definition blocks — for key concepts */
.bleuprint-post-content .definition,
.bleuprint-post-content .kg-callout-card {
  margin: var(--space-8) 0;
  padding: var(--space-6);
  background: var(--color-bg-alt);
  border-left: 3px solid var(--color-bleu);
}

.bleuprint-post-content .definition-term {
  font-weight: 600;
  margin-bottom: var(--space-2);
}

/* Article end marker */
.bleuprint-post-content::after {
  content: "✦";
  display: block;
  text-align: center;
  margin-top: var(--space-12);
  font-size: var(--text-xl);
  color: var(--color-muted);
}

/* ==========================================================================
   Ghost Card Width Classes (Koenig editor)
   ========================================================================== */

.bleuprint-post-content .kg-width-wide {
  max-width: var(--content-wide);
  width: 100vw;
  margin-left: calc(50% - 50vw);
  margin-right: calc(50% - 50vw);
  padding-left: var(--space-6);
  padding-right: var(--space-6);
}

.bleuprint-post-content .kg-width-full {
  max-width: 100%;
  width: 100vw;
  margin-left: calc(-50vw + 50%);
  margin-right: calc(-50vw + 50%);
}

/* ==========================================================================
   Page Template
   ========================================================================== */

.bleuprint-page .bleuprint-page-image {
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: contain;
  margin-bottom: var(--space-6);
  display: block;
}

.bleuprint-page .bleuprint-post-title {
  font-size: var(--text-2xl);
}

.bleuprint-page .bleuprint-page-excerpt {
  font-size: var(--text-lg);
  color: var(--color-muted);
  margin-top: var(--space-2);
  margin-bottom: 0;
  font-style: italic;
}

.bleuprint-page .bleuprint-post-content {
  font-size: var(--text-base);
}

/* ==========================================================================
   Tag & Author Archives
   ========================================================================== */

.bleuprint-tag-header,
.bleuprint-author-header {
  margin-bottom: var(--space-12);
  padding-bottom: var(--space-8);
  border-bottom: 1px solid var(--color-border);
  text-align: center;
}

.bleuprint-tag-title,
.bleuprint-author-title {
  font-family: var(--gh-font-heading);
  font-size: var(--text-2xl);
  font-weight: 600;
  margin: 0 0 var(--space-2);
}

.bleuprint-tag-description,
.bleuprint-author-bio {
  font-size: var(--text-base);
  color: var(--color-muted);
  margin: 0;
  font-style: italic;
}

/* ==========================================================================
   Home Page — Editorial Masthead
   ========================================================================== */

.bleuprint-home {
  width: 100%;
}

.bleuprint-home-masthead {
  padding: var(--space-8) var(--space-6) var(--space-4);
  max-width: var(--content-max-width);
  margin: 0 auto;
}

.bleuprint-home-masthead-line {
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 600;
  font-variant: small-caps;
  letter-spacing: 0.1em;
  color: var(--color-muted);
  margin: 0 0 var(--space-3);
}

.bleuprint-home-masthead-rule {
  height: 2px;
  background: var(--color-gold);
  max-width: 4rem;
}

.bleuprint-home-hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: start;
  max-width: 1100px;
  margin: 0 auto;
  padding: var(--space-12) var(--space-6) var(--space-16);
}

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

.bleuprint-home-headline {
  margin: 0 0 var(--space-6);
  line-height: var(--line-height-tight);
}

.bleuprint-home-headline-primary {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 8vw, 4rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-text);
}

.bleuprint-home-headline-of {
  display: block;
  font-family: var(--gh-font-heading);
  font-size: var(--text-xl);
  font-style: italic;
  font-weight: 400;
  color: var(--color-muted);
  margin-top: 0.15em;
}

.bleuprint-home-headline-tagline {
  display: block;
  font-family: var(--gh-font-heading);
  font-size: clamp(1.25rem, 3vw, 1.5rem);
  font-weight: 500;
  color: var(--color-bleu);
  margin-top: 0.2em;
}

.bleuprint-home-context {
  font-size: var(--text-base);
  color: var(--color-muted);
  margin: 0 0 var(--space-8);
  line-height: var(--line-height-relaxed);
}

.bleuprint-home-nav {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.bleuprint-home-nav-label {
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 600;
  font-variant: small-caps;
  letter-spacing: 0.08em;
  color: var(--color-muted);
}

.bleuprint-home-nav-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4) var(--space-8);
}

.bleuprint-home-nav-list a {
  color: var(--color-text);
  text-decoration: none;
  font-size: var(--text-base);
  transition: color 0.2s ease;
}

.bleuprint-home-nav-list a:hover {
  color: var(--color-bleu);
}

.bleuprint-home-nav-break {
  flex-basis: 100%;
  margin-top: var(--space-2);
  padding-top: var(--space-2);
  border-top: 1px solid var(--color-border);
}

.bleuprint-home-nav-label-inline {
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 600;
  font-variant: small-caps;
  letter-spacing: 0.08em;
  color: var(--color-muted);
}

.bleuprint-home-hero-visual {
  position: relative;
  aspect-ratio: 4 / 3;
  min-height: 200px;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
}

.bleuprint-home-hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Vertical marginalia — henry.codes style */
.bleuprint-home-vertical-text {
  position: fixed;
  right: var(--space-6);
  bottom: var(--space-16);
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  font-size: var(--text-xs);
  font-variant: small-caps;
  letter-spacing: 0.15em;
  color: var(--color-subtle);
  margin: 0;
  pointer-events: none;
  white-space: nowrap;
}

/* Home hero responsive — consolidated into main responsive section below */

.bleuprint-home-latest {
  max-width: var(--content-max-width);
  margin: 0 auto;
  padding: var(--space-10) var(--space-6) var(--space-16);
  border-top: 1px solid var(--color-border);
}

.bleuprint-home-greeting {
  font-size: var(--text-xl);
  color: var(--color-muted);
  margin-bottom: var(--space-10);
  font-style: italic;
  text-align: center;
}

/* ==========================================================================
   Home Page — Book Layout (fromjason.xyz inspired)
   ========================================================================== */

.bleuprint-home--book {
  max-width: var(--content-max-width);
  margin: 0 auto;
  padding: var(--space-12) var(--space-6);
  text-align: center;
}

/* Title Page */
.bleuprint-titlepage {
  margin-bottom: var(--space-12);
}

.bleuprint-titlepage-cover {
  margin-bottom: var(--space-8);
}

.bleuprint-titlepage-cover-img {
  max-width: min(320px, 100%);
  max-height: 42vh;
  width: auto;
  height: auto;
  object-fit: contain;
  display: block;
  margin: 0 auto;
}

.bleuprint-titlepage-ornament {
  font-size: var(--text-2xl);
  color: var(--color-brown);
  margin-bottom: var(--space-6);
}

.bleuprint-titlepage-title {
  margin: 0 0 var(--space-6);
  line-height: 1.3;
}

.bleuprint-titlepage-main {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 10vw, 4rem);
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.bleuprint-titlepage-sub {
  display: block;
  font-family: var(--font-serif);
  font-size: var(--text-xl);
  font-weight: 600;
  font-variant: small-caps;
  letter-spacing: 0.1em;
  color: var(--color-bleu);
  margin-bottom: var(--space-1);
}

.bleuprint-titlepage-tertiary {
  display: block;
  font-family: var(--font-serif);
  font-size: var(--text-base);
  font-variant: small-caps;
  letter-spacing: 0.08em;
  color: var(--color-muted);
  margin-bottom: var(--space-1);
}

.bleuprint-titlepage-quaternary {
  display: block;
  font-family: var(--font-serif);
  font-size: var(--text-sm);
  font-style: italic;
  color: var(--color-subtle);
}

.bleuprint-titlepage-rule {
  width: 120px;
  height: 1px;
  background: var(--color-border);
  margin: var(--space-6) auto;
}

.bleuprint-titlepage-author {
  font-size: var(--text-sm);
  font-variant: small-caps;
  letter-spacing: 0.05em;
  color: var(--color-muted);
  margin: 0;
}

.bleuprint-titlepage-author a {
  color: var(--color-muted);
  text-decoration: underline;
}

.bleuprint-titlepage-author a:hover {
  color: var(--color-text);
}

/* Section Ornaments */
.bleuprint-ornament {
  text-align: center;
  margin: var(--space-12) auto;
  color: var(--color-muted);
  font-size: var(--text-xl);
}

.bleuprint-ornament-img {
  max-width: 180px;
  height: auto;
  opacity: 0.7;
}

.bleuprint-ornament--end {
  margin-top: var(--space-16);
  font-size: var(--text-2xl);
  color: var(--color-brown);
}

/* Introduction */
.bleuprint-intro {
  max-width: 55ch;
  margin: 0 auto var(--space-8);
  text-align: left;
}

.bleuprint-intro-text {
  font-size: var(--text-base);
  line-height: var(--line-height-loose);
  margin: 0 0 var(--space-4);
  color: var(--color-text);
}

.bleuprint-intro-text a {
  color: var(--color-text);
  text-decoration: underline;
}

.bleuprint-intro-text a:hover {
  color: var(--color-bleu);
}

/* Letter from the Editor */
.bleuprint-letter {
  position: relative;
  background: var(--footer-bg);
  color: var(--footer-text);
  padding: var(--space-16) var(--space-6);
  margin: var(--space-12) calc(-1 * var(--space-6));
  text-align: center;
}

/* Letter section desktop expansion — applies at larger screens */
@media (min-width: 769px) {
  .bleuprint-letter {
    margin-left: calc(-50vw + 50%);
    margin-right: calc(-50vw + 50%);
    padding: var(--space-20) var(--space-10);
  }
}

.bleuprint-letter-label {
  display: block;
  font-size: var(--text-xs);
  font-variant: small-caps;
  letter-spacing: 0.15em;
  color: var(--footer-muted);
  margin-bottom: var(--space-10);
}

.bleuprint-letter-label--bottom {
  margin-bottom: 0;
  margin-top: var(--space-10);
  transform: rotate(180deg);
}

.bleuprint-letter-content {
  max-width: 50ch;
  margin: 0 auto;
}

.bleuprint-letter-salutation {
  font-size: var(--text-lg);
  margin: 0 0 var(--space-8);
}

.bleuprint-letter-salutation em {
  font-style: italic;
  color: var(--footer-muted);
}

.bleuprint-letter-body {
  font-size: var(--text-base);
  line-height: var(--line-height-relaxed);
  margin: 0 0 var(--space-6);
  color: var(--footer-text);
}

.bleuprint-letter-body em {
  font-style: italic;
}

.bleuprint-letter-caution {
  font-size: var(--text-base);
  font-style: italic;
  color: var(--footer-muted);
  margin: var(--space-10) 0;
}

.bleuprint-letter-signature {
  font-size: var(--text-base);
  margin: var(--space-8) 0 0;
}

.bleuprint-letter-name {
  font-weight: 600;
}

.bleuprint-letter-signature em {
  font-style: italic;
  color: var(--footer-muted);
}

/* Ornate Drop Cap */
.bleuprint-drop-cap {
  float: left;
  font-family: var(--font-dropcap);
  font-size: 4.5rem;
  line-height: 0.75;
  padding-right: var(--space-3);
  padding-top: var(--space-2);
  color: var(--color-bleu);
  font-weight: normal;
}

/* Section Headings */
.bleuprint-section {
  margin-bottom: var(--space-8);
  text-align: left;
  max-width: 55ch;
  margin-left: auto;
  margin-right: auto;
}

.bleuprint-section-heading {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 700;
  font-variant: small-caps;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-text);
  margin: 0 0 var(--space-2);
  text-align: center;
}

.bleuprint-section-desc {
  font-size: var(--text-sm);
  font-style: italic;
  color: var(--color-rubric);
  text-align: center;
  margin: 0 0 var(--space-6);
}

.bleuprint-section-more {
  font-size: var(--text-sm);
  margin-top: var(--space-4);
}

.bleuprint-section-more a {
  color: var(--color-muted);
  text-decoration: none;
}

.bleuprint-section-more a:hover {
  color: var(--color-bleu);
  text-decoration: underline;
}

/* Book-style post list */
.bleuprint-home--book .bleuprint-list {
  gap: var(--space-6);
}

.bleuprint-home--book .bleuprint-list-post {
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--color-border-light);
}

.bleuprint-home--book .bleuprint-list-post-title {
  font-size: var(--text-base);
  margin-bottom: var(--space-1);
}

.bleuprint-home--book .bleuprint-list-post-title a {
  text-decoration: underline;
}

.bleuprint-home--book .bleuprint-list-post-excerpt {
  font-size: var(--text-sm);
  margin-bottom: 0;
}

/* Latest list (compact) */
.bleuprint-latest-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.bleuprint-latest-list li {
  display: flex;
  gap: var(--space-4);
  padding: var(--space-2) 0;
  border-bottom: 1px solid var(--color-border-light);
  font-size: var(--text-sm);
}

.bleuprint-latest-list time {
  font-style: italic;
  color: var(--color-rubric);
  min-width: 2.5em;
}

.bleuprint-latest-list a {
  color: var(--color-text);
  text-decoration: underline;
}

.bleuprint-latest-list a:hover {
  color: var(--color-bleu);
}

/* Meta list (definition style) */
.bleuprint-meta-list {
  margin: 0;
}

.bleuprint-meta-list dt {
  font-weight: 600;
  margin-top: var(--space-4);
}

.bleuprint-meta-list dt:first-child {
  margin-top: 0;
}

.bleuprint-meta-list dt a {
  color: var(--color-text);
  text-decoration: underline;
}

.bleuprint-meta-list dt a:hover {
  color: var(--color-bleu);
}

.bleuprint-meta-list dd {
  margin: 0;
  font-size: var(--text-sm);
  color: var(--color-muted);
}

/* ==========================================================================
   Error Pages
   ========================================================================== */

.bleuprint-error {
  text-align: center;
  padding: var(--space-20) var(--space-6);
}

.bleuprint-error-code {
  font-size: 5rem;
  font-weight: 700;
  color: var(--color-muted);
  margin: 0 0 var(--space-4);
  font-variant: small-caps;
}

.bleuprint-error-message {
  font-size: var(--text-lg);
  margin: 0 0 var(--space-8);
  font-style: italic;
}

.bleuprint-error a,
.bleuprint-error-link {
  color: var(--color-bleu);
  text-decoration: underline;
}

.bleuprint-error-link:hover {
  color: var(--color-bleu-dark);
}

/* ==========================================================================
   Archive / Index Page
   ========================================================================== */

.bleuprint-archive-header {
  text-align: center;
  margin-bottom: var(--space-12);
  padding-bottom: var(--space-8);
  border-bottom: 1px solid var(--color-border);
}

.bleuprint-archive-title {
  font-size: var(--text-2xl);
  font-weight: 600;
  margin: 0 0 var(--space-3);
}

.bleuprint-archive-desc {
  font-size: var(--text-base);
  color: var(--color-muted);
  margin: 0;
  font-style: italic;
}

/* ==========================================================================
   Utility Classes — Encyclopédie-style diagrams
   ========================================================================== */

/* Diagram container */
.bleuprint-diagram {
  margin: var(--space-10) 0;
  padding: var(--space-6);
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
}

.bleuprint-diagram figcaption {
  text-align: center;
  font-size: var(--text-sm);
  color: var(--color-muted);
  margin-top: var(--space-4);
  font-style: italic;
}

.bleuprint-diagram img,
.bleuprint-diagram svg {
  display: block;
  margin: 0 auto;
  max-width: 100%;
}

/* Blueprint-style SVG diagrams */
.bleuprint-diagram svg {
  --diagram-stroke: var(--color-bleu);
  --diagram-fill: none;
  --diagram-text: var(--color-text);
}

.bleuprint-diagram svg path,
.bleuprint-diagram svg line,
.bleuprint-diagram svg rect,
.bleuprint-diagram svg circle {
  stroke: var(--diagram-stroke);
  fill: var(--diagram-fill);
  stroke-width: 1.5;
}

.bleuprint-diagram svg text {
  font-family: var(--font-serif);
  font-size: 12px;
  fill: var(--diagram-text);
}

/* Abstract block — LaTeX style */
.bleuprint-abstract {
  margin: var(--space-8) 0;
  padding: var(--space-6);
  background: var(--color-bg-alt);
  border-top: 2px solid var(--color-text);
  border-bottom: 2px solid var(--color-text);
  font-size: var(--text-base);
}

.bleuprint-abstract::before {
  content: "Abstract";
  display: block;
  font-weight: 600;
  font-variant: small-caps;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-3);
  text-align: center;
}

/* Table of Contents — auto-generated from headings */
.bleuprint-toc {
  margin: var(--space-8) 0 var(--space-12);
  padding: var(--space-6);
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  max-width: var(--measure);
}

.bleuprint-toc-title {
  font-size: var(--text-base);
  font-weight: 600;
  font-variant: small-caps;
  letter-spacing: 0.05em;
  margin: 0 0 var(--space-4);
  color: var(--color-text);
  border-bottom: 1px solid var(--color-border);
  padding-bottom: var(--space-2);
}

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

.bleuprint-toc-list li {
  margin-bottom: var(--space-2);
}

.bleuprint-toc-list a {
  color: var(--color-text);
  text-decoration: none;
  font-size: var(--text-sm);
  display: block;
  padding: var(--space-1) 0;
  transition: color 0.2s ease;
}

.bleuprint-toc-list a:hover {
  color: var(--color-bleu);
}

.bleuprint-toc-number {
  color: var(--color-bleu);
  font-weight: 500;
}

.bleuprint-toc-subsection {
  padding-left: var(--space-6);
}

.bleuprint-toc-subsection a {
  font-size: var(--text-xs);
  color: var(--color-muted);
}

.bleuprint-toc-subsection a:hover {
  color: var(--color-bleu);
}

/* Section ornament */
.bleuprint-section-ornament {
  text-align: center;
  margin: var(--space-12) 0;
  color: var(--color-muted);
  font-size: var(--text-lg);
}

/* Small caps utility */
.small-caps {
  font-variant: small-caps;
  letter-spacing: 0.05em;
}

/* Rubric — missal-inspired meta text (dates, instructions, stage directions) */
.rubric {
  color: var(--color-rubric);
  font-style: italic;
}

.rubric-caps {
  color: var(--color-rubric);
  font-variant: small-caps;
  letter-spacing: 0.05em;
  font-style: normal;
}

/* ==========================================================================
   Post Footer — Tags and meta
   ========================================================================== */

.bleuprint-post-footer {
  margin-top: var(--space-12);
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-border);
}

.bleuprint-post-tags {
  font-size: var(--text-sm);
  color: var(--color-muted);
}

.bleuprint-post-tags a {
  color: var(--color-bleu);
  text-decoration: none;
}

.bleuprint-post-tags a:hover {
  text-decoration: underline;
}

/* ==========================================================================
   Feature Image
   ========================================================================== */

/* Post Masthead - Feature image above title */
.bleuprint-post-masthead {
  text-align: center;
  margin: 0 0 var(--space-8);
}

.bleuprint-post-masthead img {
  max-width: 100%;
  width: 100%;
  height: auto;
  object-fit: contain;
  display: block;
  margin: 0 auto;
}

.bleuprint-post-masthead figcaption {
  margin-top: var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-muted);
  font-style: italic;
}

/* Legacy feature image (below header) */
.bleuprint-post-feature-image {
  margin: var(--space-8) 0 var(--space-12);
}

.bleuprint-post-feature-image img {
  width: 100%;
  height: auto;
  border-radius: var(--radius);
}

.bleuprint-post-feature-image figcaption {
  margin-top: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-muted);
  text-align: center;
  font-style: italic;
}

/* ==========================================================================
   Social Sharing
   ========================================================================== */

.bleuprint-share {
  margin-top: var(--space-8);
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.bleuprint-share-label {
  font-size: var(--text-sm);
  font-variant: small-caps;
  letter-spacing: 0.05em;
  color: var(--color-muted);
}

.bleuprint-share-link {
  font-size: var(--text-sm);
  color: var(--color-bleu);
  text-decoration: none;
  transition: color 0.2s ease;
}

.bleuprint-share-link:hover {
  color: var(--color-bleu-dark);
  text-decoration: underline;
}

/* ==========================================================================
   Author Box (end of post)
   ========================================================================== */

.bleuprint-author-box {
  display: flex;
  gap: var(--space-6);
  margin-top: var(--space-12);
  padding: var(--space-8);
  background: var(--color-bg-alt);
  border-radius: var(--radius);
}

.bleuprint-author-box-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
}

.bleuprint-author-box-content {
  flex: 1;
  min-width: 0;
}

.bleuprint-author-box-name {
  font-size: var(--text-lg);
  font-weight: 600;
  margin: 0 0 var(--space-2);
}

.bleuprint-author-box-name a {
  color: var(--color-text);
  text-decoration: none;
}

.bleuprint-author-box-name a:hover {
  color: var(--color-bleu);
}

.bleuprint-author-box-bio {
  font-size: var(--text-sm);
  color: var(--color-muted);
  margin: 0 0 var(--space-3);
  line-height: var(--line-height-relaxed);
}

.bleuprint-author-box-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-4);
  font-size: var(--text-xs);
}

.bleuprint-author-box-location {
  color: var(--color-muted);
}

.bleuprint-author-box-link {
  color: var(--color-bleu);
  text-decoration: none;
}

.bleuprint-author-box-link:hover {
  text-decoration: underline;
}

.bleuprint-author-box-link--bluesky,
.bleuprint-author-link--bluesky {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
}

.bleuprint-icon-bluesky {
  width: 1.2em;
  height: auto;
}

/* Share icons */
.bleuprint-share-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
}

.bleuprint-share-icon {
  width: 1em;
  height: 1em;
}

/* ==========================================================================
   Related Posts
   ========================================================================== */

.bleuprint-related {
  margin-top: var(--space-12);
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-border);
}

.bleuprint-related-title {
  font-size: var(--text-base);
  font-variant: small-caps;
  letter-spacing: 0.05em;
  color: var(--color-muted);
  margin: 0 0 var(--space-4);
}

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

.bleuprint-related-list li {
  margin-bottom: var(--space-2);
}

.bleuprint-related-list a {
  color: var(--color-text);
  text-decoration: none;
  font-size: var(--text-base);
}

.bleuprint-related-list a:hover {
  color: var(--color-bleu);
}

/* ==========================================================================
   Comments
   ========================================================================== */

.bleuprint-comments {
  margin-top: var(--space-12);
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-border);
}

/* ==========================================================================
   Newsletter Subscription
   ========================================================================== */

.bleuprint-subscribe {
  margin-top: var(--space-12);
  padding: var(--space-10);
  background: var(--color-bg-alt);
  border-radius: var(--radius);
  text-align: center;
}

.bleuprint-subscribe-title {
  font-size: var(--text-xl);
  font-weight: 600;
  margin: 0 0 var(--space-2);
}

.bleuprint-subscribe-desc {
  font-size: var(--text-base);
  color: var(--color-muted);
  margin: 0 0 var(--space-6);
}

.bleuprint-subscribe-form {
  display: flex;
  gap: var(--space-3);
  max-width: 400px;
  margin: 0 auto;
}

.bleuprint-subscribe-input {
  flex: 1;
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-base);
  font-family: var(--font-serif);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-bg);
  color: var(--color-text);
}

.bleuprint-subscribe-input:focus {
  outline: none;
  border-color: var(--color-bleu);
}

.bleuprint-subscribe-button {
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-sm);
  font-family: var(--font-serif);
  font-variant: small-caps;
  letter-spacing: 0.05em;
  background: var(--color-bleu);
  color: white;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background 0.2s ease;
}

.bleuprint-subscribe-button:hover {
  background: var(--color-bleu-dark);
}

.bleuprint-subscribe-success {
  font-size: var(--text-sm);
  color: var(--color-bleu);
  margin-top: var(--space-4);
}

/* ==========================================================================
   Author Page
   ========================================================================== */

.bleuprint-author-header {
  text-align: center;
  margin-bottom: var(--space-12);
  padding-bottom: var(--space-8);
  border-bottom: 1px solid var(--color-border);
}

.bleuprint-author-avatar {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  object-fit: cover;
  margin-bottom: var(--space-6);
}

.bleuprint-author-title {
  font-size: var(--text-2xl);
  font-weight: 600;
  margin: 0 0 var(--space-3);
}

.bleuprint-author-bio {
  font-size: var(--text-base);
  color: var(--color-muted);
  max-width: 50ch;
  margin: 0 auto var(--space-4);
  font-style: italic;
}

.bleuprint-author-meta {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-6);
  font-size: var(--text-sm);
}

.bleuprint-author-location {
  color: var(--color-muted);
}

.bleuprint-author-link {
  color: var(--color-bleu);
  text-decoration: none;
}

.bleuprint-author-link:hover {
  text-decoration: underline;
}

.bleuprint-author-posts {
  margin-top: var(--space-8);
}

/* ==========================================================================
   Tag Page
   ========================================================================== */

.bleuprint-tag-header {
  text-align: center;
  margin-bottom: var(--space-12);
  padding-bottom: var(--space-8);
  border-bottom: 1px solid var(--color-border);
}

.bleuprint-tag-image {
  max-width: 100%;
  width: 100%;
  height: auto;
  object-fit: contain;
  border-radius: var(--radius);
  margin-bottom: var(--space-6);
}

.bleuprint-tag-title {
  font-size: var(--text-2xl);
  font-weight: 600;
  margin: 0 0 var(--space-3);
}

.bleuprint-tag-description {
  font-size: var(--text-base);
  color: var(--color-muted);
  max-width: 50ch;
  margin: 0 auto;
  font-style: italic;
}

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

.bleuprint-footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
}

.bleuprint-footer-main {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-4);
}

.bleuprint-footer-actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.bleuprint-search-button {
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-sm);
  font-family: var(--font-serif);
  background: transparent;
  color: var(--footer-text);
  border: 1px solid var(--footer-muted);
  border-radius: var(--radius);
  cursor: pointer;
  transition: border-color 0.2s ease, color 0.2s ease;
}

.bleuprint-search-button:hover {
  border-color: var(--footer-text);
  color: var(--color-bleu-light);
}

.bleuprint-footer-subscribe,
.bleuprint-footer-account {
  font-size: var(--text-sm);
  color: var(--footer-text);
  text-decoration: none;
  padding: var(--space-2) var(--space-4);
  border: 1px solid var(--footer-muted);
  border-radius: var(--radius);
  transition: border-color 0.2s ease, color 0.2s ease;
}

.bleuprint-footer-subscribe:hover,
.bleuprint-footer-account:hover {
  border-color: var(--footer-text);
  color: var(--color-bleu-light);
}

/* ==========================================================================
   Membership Content Visibility
   ========================================================================== */

.gh-post-upgrade-cta {
  padding: var(--space-8);
  background: var(--color-bg-alt);
  border-radius: var(--radius);
  text-align: center;
  margin: var(--space-8) 0;
}

/* ==========================================================================
   Subscribe Page
   ========================================================================== */

.bleuprint-subscribe-page {
  text-align: center;
  padding: var(--space-12) 0;
  max-width: 500px;
  margin: 0 auto;
}

.bleuprint-subscribe-page-title {
  font-size: var(--text-2xl);
  font-weight: 600;
  margin: 0 0 var(--space-4);
}

.bleuprint-subscribe-page-desc {
  font-size: var(--text-base);
  color: var(--color-muted);
  line-height: var(--line-height-relaxed);
  margin: 0 0 var(--space-8);
}

.bleuprint-subscribe-form--large {
  max-width: 100%;
}

.bleuprint-subscribe-note {
  font-size: var(--text-sm);
  color: var(--color-muted);
  font-style: italic;
  margin-top: var(--space-4);
}

.bleuprint-subscribe-benefits {
  max-width: 500px;
  margin: var(--space-12) auto 0;
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-border);
}

.bleuprint-benefits-list {
  list-style: none;
  margin: var(--space-6) 0 0;
  padding: 0;
}

.bleuprint-benefits-list li {
  margin-bottom: var(--space-3);
  font-size: var(--text-base);
}

/* ==========================================================================
   Comments Section
   ========================================================================== */

.bleuprint-comments-title {
  font-size: var(--text-base);
  font-variant: small-caps;
  letter-spacing: 0.05em;
  color: var(--color-muted);
  margin: 0 0 var(--space-6);
}

.bleuprint-comments-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.bleuprint-comment {
  padding: var(--space-4);
  background: var(--color-bg-alt);
  border-radius: var(--radius);
}

.bleuprint-comment--reply {
  margin-left: var(--space-8);
}

.bleuprint-comment-header {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-2);
  font-size: var(--text-sm);
}

.bleuprint-comment-author {
  font-weight: 600;
  color: var(--color-text);
}

.bleuprint-comment-badge {
  font-size: var(--text-xs);
  font-variant: small-caps;
  letter-spacing: 0.05em;
  color: var(--color-bleu);
  background: rgba(59, 80, 104, 0.1);
  padding: 0.1em 0.4em;
  border-radius: 2px;
}

.bleuprint-comment-date {
  color: var(--color-muted);
}

.bleuprint-comment-body {
  font-size: var(--text-sm);
  line-height: var(--line-height-relaxed);
  margin: 0;
}

.bleuprint-comment-form-placeholder {
  margin-top: var(--space-8);
  padding: var(--space-6);
  background: var(--color-bg-alt);
  border-radius: var(--radius);
  text-align: center;
}

.bleuprint-comment-form-placeholder p {
  margin: 0 0 var(--space-4);
  color: var(--color-muted);
}

/* ==========================================================================
   Membership CTA
   ========================================================================== */

.bleuprint-membership-cta {
  margin: var(--space-10) 0;
  padding: var(--space-10);
  background: var(--color-bg-alt);
  border-radius: var(--radius);
  text-align: center;
}

.bleuprint-membership-cta-title {
  font-size: var(--text-xl);
  font-weight: 600;
  margin: 0 0 var(--space-3);
}

.bleuprint-membership-cta-desc {
  font-size: var(--text-base);
  color: var(--color-muted);
  margin: 0 0 var(--space-6);
}

.bleuprint-membership-cta-actions {
  display: flex;
  justify-content: center;
  gap: var(--space-3);
}

.bleuprint-post-visibility {
  display: inline-block;
  font-size: var(--text-xs);
  font-variant: small-caps;
  letter-spacing: 0.05em;
  color: var(--color-bleu);
  background: rgba(59, 80, 104, 0.1);
  padding: 0.2em 0.6em;
  border-radius: 2px;
  margin-left: var(--space-2);
}

/* ==========================================================================
   Buttons
   ========================================================================== */

.bleuprint-button {
  display: inline-block;
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-sm);
  font-family: var(--font-serif);
  font-variant: small-caps;
  letter-spacing: 0.05em;
  text-decoration: none;
  border-radius: var(--radius);
  transition: all 0.2s ease;
  cursor: pointer;
}

.bleuprint-button--primary {
  background: var(--color-bleu);
  color: white;
  border: 1px solid var(--color-bleu);
}

.bleuprint-button--primary:hover {
  background: var(--color-bleu-dark);
  border-color: var(--color-bleu-dark);
}

.bleuprint-button--secondary {
  background: transparent;
  color: var(--color-bleu);
  border: 1px solid var(--color-bleu);
}

.bleuprint-button--secondary:hover {
  background: var(--color-bleu);
  color: white;
}

/* ==========================================================================
   Responsive Styles — Tablet
   ========================================================================== */

@media (max-width: 768px) {
  /* Reduce section gaps */
  :root {
    --section-gap: 2.5rem;
  }

  /* Main container */
  .bleuprint-main {
    padding: var(--space-8) var(--space-4);
  }

  /* Post header */
  .bleuprint-post-header {
    margin-bottom: var(--space-8);
    padding-bottom: var(--space-6);
  }

  /* Post content — left-align on smaller screens */
  .bleuprint-post-content {
    text-align: left;
    -webkit-hyphens: none;
    -ms-hyphens: none;
    hyphens: none;
    font-size: var(--text-base);
  }

  /* Reduce blockquote indent */
  .bleuprint-post-content blockquote {
    margin-left: 0;
    padding-left: var(--space-4);
  }

  /* Reduce list indent */
  .bleuprint-post-content ul,
  .bleuprint-post-content ol {
    padding-left: var(--space-6);
  }

  /* Drop cap smaller */
  .bleuprint-post-content > p:first-of-type:not(:has(.bleuprint-drop-cap))::first-letter,
  .bleuprint-drop-cap {
    font-size: 3.5rem;
    padding-right: var(--space-2);
  }

  /* Tables — horizontal scroll */
  .bleuprint-post-content table {
    display: block;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  /* Wide content — constrain on tablet */
  .bleuprint-post-content .kg-width-wide {
    max-width: 100%;
    width: 100%;
    margin-left: 0;
    margin-right: 0;
    padding-left: 0;
    padding-right: 0;
  }

  /* Author box — stack */
  .bleuprint-author-box {
    flex-direction: column;
    text-align: center;
    gap: var(--space-4);
  }

  .bleuprint-author-box-avatar {
    margin: 0 auto;
  }

  .bleuprint-author-box-meta {
    justify-content: center;
  }

  /* Subscribe form — stack */
  .bleuprint-subscribe-form {
    flex-direction: column;
    max-width: 100%;
  }

  .bleuprint-subscribe-input,
  .bleuprint-subscribe-button {
    width: 100%;
  }

  /* Footer — stack */
  .bleuprint-footer-inner {
    flex-direction: column;
    text-align: center;
    gap: var(--space-6);
  }

  .bleuprint-footer-main,
  .bleuprint-footer-actions {
    flex-direction: column;
    gap: var(--space-3);
  }

  .bleuprint-footer-nav ul {
    justify-content: center;
    flex-wrap: wrap;
  }

  /* Home page */
  .bleuprint-home-masthead {
    padding: var(--space-6) var(--space-4) var(--space-3);
  }

  .bleuprint-home-hero {
    grid-template-columns: 1fr;
    padding: var(--space-8) var(--space-4) var(--space-10);
    gap: var(--space-8);
  }

  .bleuprint-home-hero-visual {
    order: -1;
    aspect-ratio: 16 / 9;
  }

  .bleuprint-home-vertical-text {
    display: none;
  }

  .bleuprint-home-latest {
    padding: var(--space-8) var(--space-4) var(--space-12);
  }

  /* Letter section */
  .bleuprint-letter {
    padding: var(--space-10) var(--space-4);
    margin-left: calc(-1 * var(--space-4));
    margin-right: calc(-1 * var(--space-4));
  }

  /* Error page */
  .bleuprint-error-code {
    font-size: 4rem;
  }

  /* Author page avatar */
  .bleuprint-author-avatar {
    width: 100px;
    height: 100px;
  }

  /* Tag/Author headers */
  .bleuprint-tag-header,
  .bleuprint-author-header {
    margin-bottom: var(--space-8);
    padding-bottom: var(--space-6);
  }

  /* Membership CTA actions */
  .bleuprint-membership-cta-actions {
    flex-direction: column;
    gap: var(--space-2);
  }

  .bleuprint-membership-cta-actions .bleuprint-button {
    width: 100%;
  }

  /* Share section */
  .bleuprint-share {
    flex-wrap: wrap;
  }

  /* Book layout adjustments */
  .bleuprint-home--book {
    padding: var(--space-8) var(--space-4);
  }

  .bleuprint-titlepage-cover-img {
    max-width: 200px;
  }

  /* Abstract and TOC */
  .bleuprint-abstract,
  .bleuprint-toc {
    padding: var(--space-4);
  }
}

/* ==========================================================================
   Responsive Styles — Mobile
   ========================================================================== */

@media (max-width: 480px) {
  /* Further reduce gaps */
  :root {
    --section-gap: 2rem;
  }

  /* Main container tighter */
  .bleuprint-main {
    padding: var(--space-6) var(--space-3);
  }

  /* Post header */
  .bleuprint-post-header {
    margin-bottom: var(--space-6);
    padding-bottom: var(--space-4);
  }

  /* Post content */
  .bleuprint-post-content {
    line-height: var(--line-height-relaxed);
  }

  .bleuprint-post-content h1,
  .bleuprint-post-content h2,
  .bleuprint-post-content h3 {
    margin-top: var(--space-8);
  }

  /* Drop cap even smaller */
  .bleuprint-post-content > p:first-of-type:not(:has(.bleuprint-drop-cap))::first-letter,
  .bleuprint-drop-cap {
    font-size: 3rem;
  }

  /* Blockquote border thinner */
  .bleuprint-post-content blockquote {
    border-left-width: 2px;
    padding-left: var(--space-3);
  }

  /* Code blocks */
  .bleuprint-post-content pre {
    padding: var(--space-4);
    font-size: 0.85em;
  }

  /* Figures */
  .bleuprint-post-content figure {
    margin: var(--space-6) 0;
  }

  /* HR ornament */
  .bleuprint-post-content hr {
    margin: var(--space-8) auto;
  }

  /* Footer */
  .bleuprint-footer {
    padding: var(--space-8) var(--space-3);
  }

  /* Home page */
  .bleuprint-home-hero {
    padding: var(--space-6) var(--space-3) var(--space-8);
    gap: var(--space-6);
  }

  .bleuprint-home-headline {
    margin-bottom: var(--space-4);
  }

  .bleuprint-home-context {
    margin-bottom: var(--space-6);
    font-size: var(--text-sm);
  }

  .bleuprint-home-nav-list {
    gap: var(--space-3) var(--space-6);
  }

  .bleuprint-home-hero-visual {
    min-height: 150px;
  }

  .bleuprint-home-masthead {
    padding: var(--space-4) var(--space-3) var(--space-2);
  }

  .bleuprint-home-latest {
    padding: var(--space-6) var(--space-3) var(--space-10);
  }

  /* Letter section */
  .bleuprint-letter {
    padding: var(--space-8) var(--space-3);
    margin-left: calc(-1 * var(--space-3));
    margin-right: calc(-1 * var(--space-3));
  }

  .bleuprint-letter-content {
    max-width: 100%;
  }

  /* Subscribe */
  .bleuprint-subscribe {
    padding: var(--space-6);
  }

  .bleuprint-subscribe-input,
  .bleuprint-subscribe-button {
    padding: var(--space-3);
  }

  /* Error page */
  .bleuprint-error {
    padding: var(--space-12) var(--space-3);
  }

  .bleuprint-error-code {
    font-size: 3rem;
  }

  /* Author page avatar */
  .bleuprint-author-avatar {
    width: 80px;
    height: 80px;
  }

  /* Author box smaller avatar */
  .bleuprint-author-box-avatar {
    width: 60px;
    height: 60px;
  }

  /* List posts */
  .bleuprint-list-post {
    padding-bottom: var(--space-6);
  }

  .bleuprint-list-year {
    margin: var(--space-8) 0 var(--space-3);
  }

  /* Book layout */
  .bleuprint-home--book {
    padding: var(--space-6) var(--space-3);
  }

  .bleuprint-titlepage {
    margin-bottom: var(--space-8);
  }

  .bleuprint-titlepage-cover-img {
    max-width: 160px;
  }

  .bleuprint-titlepage-rule {
    width: 80px;
  }

  /* Intro section */
  .bleuprint-intro {
    max-width: 100%;
  }

  .bleuprint-section {
    max-width: 100%;
  }

  /* Comments */
  .bleuprint-comment--reply {
    margin-left: var(--space-4);
  }

  /* Ornaments */
  .bleuprint-ornament {
    margin: var(--space-8) auto;
  }

  .bleuprint-ornament-img {
    max-width: 120px;
  }

  /* Post footer */
  .bleuprint-post-footer {
    margin-top: var(--space-8);
    padding-top: var(--space-6);
  }

  /* Related posts */
  .bleuprint-related {
    margin-top: var(--space-8);
    padding-top: var(--space-6);
  }

  /* Diagram container */
  .bleuprint-diagram {
    padding: var(--space-4);
    margin: var(--space-6) 0;
  }

  /* Post masthead */
  .bleuprint-post-masthead img {
    max-width: 180px;
  }
}

/* ==========================================================================
   Print Styles — Scholarly output
   ========================================================================== */

@media print {
  .bleuprint {
    background: white;
    color: black;
  }

  .bleuprint-header,
  .bleuprint-footer,
  .bleuprint-home-vertical-text {
    display: none;
  }

  .bleuprint-post-content {
    max-width: none;
  }

  .bleuprint-post-content a {
    color: black;
    text-decoration: underline;
  }

  .bleuprint-post-content a::after {
    content: " (" attr(href) ")";
    font-size: 0.8em;
    color: #666;
  }
}