/* ==========================================================================
   FONTS
   Self-hosted IBM Plex family. No external requests.
   Serif for body prose; Mono for all UI chrome, metadata, and headings.
   ========================================================================== */

@font-face {
  font-family: "IBM Plex Serif";
  src: url("/assets/fonts/ibm-plex-serif/IBMPlexSerif-Regular.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "IBM Plex Serif";
  src: url("/assets/fonts/ibm-plex-serif/IBMPlexSerif-Italic.woff2") format("woff2");
  font-weight: 400;
  font-style: italic;
  font-display: swap;
}

@font-face {
  font-family: "IBM Plex Serif";
  src: url("/assets/fonts/ibm-plex-serif/IBMPlexSerif-Bold.woff2") format("woff2");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "IBM Plex Serif";
  src: url("/assets/fonts/ibm-plex-serif/IBMPlexSerif-BoldItalic.woff2") format("woff2");
  font-weight: 700;
  font-style: italic;
  font-display: swap;
}

@font-face {
  font-family: "IBM Plex Mono";
  src: url("/assets/fonts/ibm-plex-mono/IBMPlexMono-Regular.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "IBM Plex Mono";
  src: url("/assets/fonts/ibm-plex-mono/IBMPlexMono-Italic.woff2") format("woff2");
  font-weight: 400;
  font-style: italic;
  font-display: swap;
}

/* ==========================================================================
   DESIGN TOKENS
   All site-wide values live here. Change one var to change the whole site.
   ========================================================================== */

:root {
  /* Colors */
  --bg:           #f5f3eb;
  --fg:           #141209;
  --accent:       #a82a12;
  --border:       #b8b4a6;
  --border-muted: #dbd8d0;
  --muted:        #6e6555;
  --code-bg:      #ece9e0;

  /* Typography */
  --font-serif: "IBM Plex Serif", ui-serif, Georgia, Cambria, serif;
  --font-mono:  "IBM Plex Mono", ui-monospace, "Cascadia Code", "Fira Code", monospace;

  /* Reading geometry: 66ch is optimal for sustained reading (Bayle & Ripoll, 2004) */
  --measure:     66ch;
  --site-width:  1120px;

  /* Spacing scale */
  --sp-1:  0.25rem;
  --sp-2:  0.5rem;
  --sp-3:  0.75rem;
  --sp-4:  1rem;
  --sp-6:  1.5rem;
  --sp-8:  2rem;
  --sp-12: 3rem;
  --sp-16: 4rem;
  --sp-24: 6rem;

  /* Type scale (Major Third: 1.25 ratio) */
  --text-xs:   0.64rem;
  --text-sm:   0.8rem;
  --text-base: 1.0625rem;
  --text-md:   1.25rem;
  --text-lg:   1.5625rem;
  --text-xl:   1.953rem;
  --text-2xl:  2.441rem;
}

/* Dark mode via system preference */
@media (prefers-color-scheme: dark) {
  :root {
    --bg:           #0e0d0b;
    --fg:           #e2ddd4;
    --accent:       #e04a2a;
    --border:       #2c2a26;
    --border-muted: #1c1b18;
    --muted:        #8a8070;
    --code-bg:      #1a1916;
  }
}

:root[data-theme="dark"] {
  --bg:           #0e0d0b;
  --fg:           #e2ddd4;
  --accent:       #e04a2a;
  --border:       #2c2a26;
  --border-muted: #1c1b18;
  --muted:        #8a8070;
  --code-bg:      #1a1916;
}

:root[data-theme="light"] {
  --bg:           #f5f3eb;
  --fg:           #141209;
  --accent:       #a82a12;
  --border:       #b8b4a6;
  --border-muted: #dbd8d0;
  --muted:        #6e6555;
  --code-bg:      #ece9e0;
}

/* ==========================================================================
   RESET
   ========================================================================== */

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  -webkit-text-size-adjust: 100%;
  hanging-punctuation: first last;
}

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

input,
button,
textarea,
select {
  font: inherit;
}

/* ==========================================================================
   BASE
   ========================================================================== */

body {
  background-color: var(--bg);
  color: var(--fg);
  font-family: var(--font-serif);
  font-size: var(--text-base);
  line-height: 1.75;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  transition: background-color 0.15s ease, color 0.15s ease;
}

@media (prefers-reduced-motion: reduce) {
  body { transition: none; }
  * { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

a:hover {
  text-decoration: none;
}

main {
  flex: 1;
  outline: none;
}

/* ==========================================================================
   LAYOUT UTILITIES
   ========================================================================== */

.site-container {
  width: 100%;
  max-width: var(--site-width);
  margin: 0 auto;
  padding-inline: var(--sp-8);
}

.reading-container {
  max-width: var(--measure);
}

.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;
}

.offscreen {
  position: absolute;
  left: -9999px;
  top: 0;
  opacity: 0;
  pointer-events: none;
}

/* ==========================================================================
   READING PROGRESS BAR
   Progressive enhancement: only visible with JS enabled.
   ========================================================================== */

#reading-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  z-index: 100;
  opacity: 0;
  transition: opacity 0.2s ease;
  pointer-events: none;
  color: var(--accent);
}

#reading-progress.visible {
  opacity: 1;
}

#reading-progress-svg {
  display: block;
  width: 100%;
  height: 100%;
}

#reading-progress-fill {
  fill: currentColor;
}

/* ==========================================================================
   SITE HEADER (unified sticky: name left, nav right)
   ========================================================================== */

.site-header {
  background: var(--bg);
  border-bottom: 2px solid var(--fg);
  padding-block: var(--sp-3);
  position: sticky;
  top: 0;
  z-index: 10;
}

.site-header-inner {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--sp-6);
  flex-wrap: wrap;
}

.site-header-name {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--fg);
  text-decoration: none;
  white-space: nowrap;
  flex-shrink: 0;
  line-height: 1;
}

.site-header-name:hover {
  color: var(--accent);
  text-decoration: none;
}

.site-nav {
  display: flex;
  align-items: baseline;
  gap: var(--sp-6);
  flex-wrap: wrap;
  list-style: none;
}

.site-nav a {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.05em;
  color: var(--muted);
  text-decoration: none;
  text-transform: uppercase;
}

.site-nav a:hover {
  color: var(--fg);
}

.site-nav a[aria-current="page"] {
  color: var(--fg);
  text-decoration: none;
}

.theme-toggle {
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--muted);
  padding: 0;
  letter-spacing: 0.05em;
  line-height: 1;
  text-transform: uppercase;
}

.theme-toggle:hover {
  color: var(--fg);
}

/* ==========================================================================
   SKIP NAVIGATION (accessibility, keyboard users)
   ========================================================================== */

.skip-nav {
  position: absolute;
  top: -100%;
  left: var(--sp-4);
  background: var(--fg);
  color: var(--bg);
  padding: var(--sp-2) var(--sp-4);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-decoration: none;
  z-index: 200;
  letter-spacing: 0.05em;
}

.skip-nav:focus {
  top: var(--sp-4);
}

/* ==========================================================================
   SITE FOOTER
   ========================================================================== */

.site-footer {
  border-top: 1px solid var(--border-muted);
  padding-block: var(--sp-8);
  margin-top: var(--sp-24);
}

.site-footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: var(--sp-8);
  flex-wrap: wrap;
}

.site-footer p,
.site-footer a {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--muted);
  text-decoration: none;
}

.site-footer a:hover {
  color: var(--fg);
}

.footer-feeds {
  display: flex;
  gap: var(--sp-4);
}

/* ==========================================================================
   HOME PAGE
   ========================================================================== */

/* Lede: the argument. Mono at display size, editorial not decorative. */

.home-lede {
  padding-block: clamp(4rem, 8vh, 6rem) clamp(3rem, 6vh, 4rem);
  border-bottom: 1px solid var(--border);
}

.home-lede-inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: var(--sp-8);
  flex-wrap: wrap;
  margin-bottom: var(--sp-8);
}

.home-lede-thesis {
  font-family: var(--font-mono);
  font-size: clamp(2rem, 4vw + 0.75rem, 3.75rem);
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--fg);
  max-width: 18ch;
  text-wrap: balance;
  margin: 0;
  flex-shrink: 0;
}

.home-lede-actions {
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
  align-items: flex-start;
  flex-shrink: 0;
}

.home-lede-cta {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--bg);
  background: var(--accent);
  text-decoration: none;
  padding: var(--sp-3) var(--sp-6);
  transition: background 0.12s ease;
}

.home-lede-cta:hover {
  background: var(--fg);
  text-decoration: none;
}

@media (prefers-reduced-motion: reduce) {
  .home-lede-cta { transition: none; }
}

.home-lede-method {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  text-decoration: none;
}

.home-lede-method:hover {
  color: var(--accent);
  text-decoration: none;
}

.home-lede-frame {
  font-family: var(--font-serif);
  font-size: var(--text-base);
  color: var(--muted);
  max-width: 66ch;
  line-height: 1.75;
}

/* Evidence table: annotation layout, no inverted bands */

.home-evidence {
  padding-block: var(--sp-12);
  border-bottom: 2px solid var(--fg);
}

.home-evidence-label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--muted);
  margin-bottom: var(--sp-6);
}

.home-evidence-list {
  list-style: none;
}

.home-evidence-item {
  padding-block: var(--sp-5);
  border-top: 1px solid var(--border-muted);
}

@media (min-width: 640px) {
  .home-evidence-content {
    display: grid;
    grid-template-columns: 22ch 1fr;
    gap: 0 var(--sp-12);
    align-items: baseline;
  }
}

.home-evidence-claim {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--muted);
  letter-spacing: 0.02em;
  line-height: 1.5;
  padding-top: 0.25em;
}

.home-evidence-mechanism {
  font-family: var(--font-serif);
  font-size: var(--text-base);
  color: var(--fg);
  line-height: 1.65;
}

.home-evidence-mechanism a {
  color: var(--fg);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.home-evidence-mechanism a:hover {
  color: var(--accent);
}

/* Writing: typographic domain headers, no inverted bands */

.home-writing {
  padding-bottom: var(--sp-16);
}

.home-domain-head {
  margin-top: var(--sp-12);
  margin-bottom: var(--sp-3);
  padding-bottom: var(--sp-2);
  border-bottom: 1px solid var(--accent);
}

.home-domain-head-link {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  text-decoration: none;
}

.home-domain-head-link:hover {
  color: var(--fg);
  text-decoration: none;
}

.home-domain-posts {
  padding-top: var(--sp-3);
  padding-bottom: var(--sp-4);
}

.home-domain-more {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  text-decoration: none;
  display: inline-block;
  margin-top: var(--sp-3);
}

.home-domain-more:hover {
  color: var(--accent);
  text-decoration: none;
}

.home-post-list {
  list-style: none;
}

.home-post-item {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: var(--sp-4);
  padding-block: var(--sp-2);
  border-bottom: 1px solid var(--border-muted);
}

.home-post-item:last-child {
  border-bottom: none;
}

.home-post-title {
  font-family: var(--font-serif);
  font-size: var(--text-base);
  color: var(--fg);
  text-decoration: none;
}

.home-post-title:hover {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.home-post-date {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--muted);
  white-space: nowrap;
  flex-shrink: 0;
}

/* Forced colors (Windows High Contrast) */
@media (forced-colors: active) {
  .home-hero-cta {
    border: 2px solid ButtonText;
    forced-color-adjust: none;
  }
  .home-domain-band {
    border: 1px solid CanvasText;
    forced-color-adjust: none;
  }
}

/* ==========================================================================
   POST LIST (used on domain pages, post related section, home)
   ========================================================================== */

.post-list {
  list-style: none;
}

.post-list-item {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--sp-6);
  align-items: baseline;
  padding-block: var(--sp-4);
  border-bottom: 1px solid var(--border-muted);
}

.post-list-item:last-child {
  border-bottom: none;
}

.post-list-item-title {
  font-family: var(--font-serif);
  font-size: var(--text-base);
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: var(--sp-1);
}

.post-list-item-title a {
  color: var(--fg);
  text-decoration: none;
}

.post-list-item-title a:hover {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.post-list-item-excerpt {
  font-size: var(--text-sm);
  color: var(--muted);
  line-height: 1.55;
}

.post-list-item-meta {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--muted);
  text-align: right;
  white-space: nowrap;
  display: flex;
  flex-direction: column;
  gap: var(--sp-1);
  align-items: flex-end;
}

/* ==========================================================================
   DOMAIN PAGE
   ========================================================================== */

.domain-banner,
.about-banner {
  padding-block: var(--sp-6) var(--sp-8);
  border-bottom: 1px solid var(--border);
}

.breadcrumb-banner {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  text-decoration: none;
  display: inline-block;
  margin-bottom: var(--sp-4);
}

.breadcrumb-banner:hover {
  color: var(--fg);
  text-decoration: none;
}

.domain-banner-title,
.about-banner-title {
  font-family: var(--font-serif);
  font-size: clamp(2.25rem, 5vw + 0.5rem, 4.5rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.025em;
  color: var(--fg);
  text-wrap: balance;
}

.domain-desc {
  font-family: var(--font-serif);
  font-size: var(--text-base);
  color: var(--muted);
  max-width: 60ch;
  line-height: 1.65;
  padding-block: var(--sp-8);
  border-bottom: 1px solid var(--border-muted);
}

.domain-posts {
  padding-block: var(--sp-6) var(--sp-8);
}

/* ==========================================================================
   SINGLE POST
   ========================================================================== */

.post-header {
  padding-block: clamp(3rem, 7vh, 5rem) clamp(2rem, 4vh, 3rem);
  border-bottom: 1px solid var(--border);
}

.post-domain-link {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  text-decoration: none;
  display: inline-block;
  margin-bottom: var(--sp-6);
}

.post-domain-link:hover {
  color: var(--fg);
}

.post-title {
  font-family: var(--font-serif);
  font-size: clamp(2.25rem, 5vw + 0.5rem, 5rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.025em;
  margin-bottom: 0;
  color: var(--fg);
  text-wrap: balance;
  max-width: var(--measure);
}

.post-meta {
  background: transparent;
  border-top: 1px solid var(--border-muted);
  padding: var(--sp-3) 0;
  margin-top: var(--sp-6);
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2) var(--sp-4);
  align-items: baseline;
  max-width: var(--measure);
}

.post-meta-item {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.post-meta-sep {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--border);
}

/* Body prose */

.post-body {
  max-width: var(--measure);
  padding-block: var(--sp-12);
  font-size: var(--text-base);
  line-height: 1.8;
}

.post-body > * + * {
  margin-top: 1.4em;
}

.post-body p { }

.post-body h2 {
  font-family: var(--font-serif);
  font-size: var(--text-md);
  font-weight: 700;
  line-height: 1.25;
  margin-top: 2.5em;
  margin-bottom: 0.6em;
}

.post-body h3 {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 400;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-top: 2.5em;
  margin-bottom: 0.8em;
}

.post-body h4 {
  font-family: var(--font-serif);
  font-size: var(--text-base);
  font-weight: 700;
  margin-top: 2em;
  margin-bottom: 0.5em;
}

.post-body blockquote {
  border-left: 3px solid var(--border);
  padding-left: var(--sp-6);
  margin-block: 2em;
  color: var(--muted);
  font-style: italic;
}

.post-body blockquote cite {
  display: block;
  font-style: normal;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--muted);
  margin-top: var(--sp-2);
  letter-spacing: 0.04em;
}

.post-body code {
  font-family: var(--font-mono);
  font-size: 0.875em;
  background: var(--code-bg);
  padding: 0.1em 0.4em;
  border-radius: 2px;
}

.post-body pre {
  background: var(--code-bg);
  border-left: 3px solid var(--border);
  padding: var(--sp-6);
  overflow-x: auto;
  margin-block: 2em;
  tab-size: 2;
}

.post-body pre code {
  background: none;
  padding: 0;
  font-size: var(--text-sm);
  line-height: 1.6;
}

.post-body ul,
.post-body ol {
  padding-left: 1.6em;
}

.post-body li + li {
  margin-top: 0.35em;
}

.post-body strong {
  font-weight: 700;
}

.post-body em {
  font-style: italic;
}

.post-body hr {
  border: none;
  border-top: 1px solid var(--border-muted);
  margin-block: var(--sp-12);
}

.post-body a {
  color: var(--accent);
}

/* Anchored headings */
.heading-anchor {
  margin-left: var(--sp-2);
  opacity: 0;
  color: var(--muted);
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: 0.7em;
  font-style: normal;
  transition: opacity 0.15s ease;
}

.post-body h2:hover .heading-anchor,
.post-body h3:hover .heading-anchor,
.post-body h4:hover .heading-anchor,
.about-body h2:hover .heading-anchor,
.about-body h3:hover .heading-anchor {
  opacity: 1;
}

/* Section label (used in Continue Reading heading) */

.section-label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  display: block;
  margin-bottom: var(--sp-4);
  padding-bottom: var(--sp-2);
  border-bottom: 1px solid var(--border-muted);
}

/* Quiz CTA: appears after every article body */

.post-quiz-cta {
  max-width: var(--measure);
  margin-top: var(--sp-12);
  padding: var(--sp-6) var(--sp-8);
  border-left: 2px solid var(--accent);
  display: flex;
  align-items: baseline;
  gap: var(--sp-8);
  flex-wrap: wrap;
}

.post-quiz-cta-text {
  font-family: var(--font-serif);
  font-size: var(--text-sm);
  color: var(--muted);
  line-height: 1.6;
  flex: 1;
  min-width: 20ch;
}

.post-quiz-cta-link {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.02em;
  color: var(--accent);
  text-decoration: none;
  white-space: nowrap;
}

.post-quiz-cta-link:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* Related posts */

.post-related {
  max-width: var(--measure);
  margin-top: var(--sp-12);
  padding-top: var(--sp-8);
  border-top: 1px solid var(--border-muted);
}

/* Share row */

.post-share {
  display: flex;
  align-items: center;
  gap: var(--sp-4);
}

.share-link {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--muted);
  text-decoration: none;
  letter-spacing: 0.02em;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}

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

/* Scroll-triggered quiz bar */

.quiz-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--accent);
  padding: var(--sp-3) var(--sp-8);
  display: flex;
  align-items: center;
  gap: var(--sp-6);
  z-index: 50;
  transform: translateY(100%);
  transition: transform 0.25s ease;
}

@media (prefers-reduced-motion: reduce) {
  .quiz-bar { transition: none; }
}

.quiz-bar--visible {
  transform: translateY(0);
}

.quiz-bar-text {
  font-family: var(--font-serif);
  font-size: var(--text-sm);
  color: var(--bg);
  flex: 1;
  line-height: 1.4;
}

.quiz-bar-link {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.02em;
  color: var(--bg);
  text-decoration: underline;
  text-underline-offset: 3px;
  white-space: nowrap;
}

.quiz-bar-link:hover {
  text-decoration: none;
}

.quiz-bar-dismiss {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--bg);
  font-family: var(--font-mono);
  font-size: var(--text-md);
  padding: 0;
  opacity: 0.6;
  line-height: 1;
  flex-shrink: 0;
}

.quiz-bar-dismiss:hover {
  opacity: 1;
}

/* Post footer */

.post-footer {
  border-top: 1px solid var(--border-muted);
  padding-top: var(--sp-8);
  max-width: var(--measure);
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: var(--sp-4);
  flex-wrap: wrap;
}

.raw-link,
.post-footer a {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--muted);
  text-decoration: none;
  letter-spacing: 0.02em;
}

.raw-link:hover,
.post-footer a:hover {
  color: var(--accent);
}

/* ==========================================================================
   ABOUT PAGE
   ========================================================================== */

.about-banner-lead {
  font-family: var(--font-serif);
  font-size: var(--text-sm);
  color: var(--bg);
  opacity: 0.65;
  max-width: 48ch;
  line-height: 1.55;
  margin-top: var(--sp-3);
  text-wrap: balance;
}

.about-body {
  max-width: var(--measure);
  padding-block: var(--sp-12);
  font-size: var(--text-base);
  line-height: 1.8;
}

.about-body--spaced {
  padding-top: 4rem;
  padding-bottom: 4rem;
}

.meta-label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.meta-label--404 {
  margin-bottom: 1rem;
}

.meta-label--empty {
  padding-top: 2rem;
}

.about-body > * + * {
  margin-top: 1.4em;
}

.about-body h2 {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 400;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-top: 2.5em;
  margin-bottom: 0.8em;
}

.about-body a { color: var(--accent); }

/* Now/currently list */

.about-now-updated {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--muted);
  display: block;
  margin-bottom: var(--sp-4);
  letter-spacing: 0.04em;
}

.about-now-list {
  list-style: none;
  border-top: 1px solid var(--border-muted);
  margin-top: 0;
}

.about-now-item {
  display: grid;
  grid-template-columns: 9ch 1fr;
  gap: 0 var(--sp-6);
  padding-block: var(--sp-3);
  border-bottom: 1px solid var(--border-muted);
  align-items: baseline;
}

.about-now-label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  line-height: 1.75;
}

@media (max-width: 480px) {
  .about-now-item {
    grid-template-columns: 1fr;
    gap: var(--sp-1);
  }

  .about-now-label {
    padding-top: var(--sp-2);
  }
}

/* ==========================================================================
   SITEMAP PAGE
   ========================================================================== */

.sitemap-body {
  padding-block: var(--sp-12);
}

.sitemap-section {
  margin-bottom: var(--sp-8);
}

.sitemap-section h2 {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 400;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: var(--sp-4);
  padding-bottom: var(--sp-2);
  border-bottom: 1px solid var(--border-muted);
}

.sitemap-section ul {
  list-style: none;
}

.sitemap-section li {
  padding-block: var(--sp-1);
}

.sitemap-section a {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--fg);
  text-decoration: none;
}

.sitemap-section a:hover {
  color: var(--accent);
  text-decoration: underline;
}

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */

@media (max-width: 640px) {
  .site-container {
    padding-inline: var(--sp-4);
  }

  .site-masthead {
    padding-block: var(--sp-4);
  }

  .site-masthead-name {
    font-size: var(--text-base);
  }

  .site-nav {
    gap: var(--sp-4);
  }

  .home-post-item {
    flex-wrap: wrap;
    gap: var(--sp-1) var(--sp-4);
  }

  .post-list-item {
    grid-template-columns: 1fr;
    gap: var(--sp-1);
  }

  .post-list-item-meta {
    align-items: flex-start;
    text-align: left;
  }

  .site-footer-inner {
    flex-direction: column;
    gap: var(--sp-4);
  }

  .post-footer {
    flex-direction: column;
  }
}

/* ==========================================================================
   PRINT
   ========================================================================== */

@media print {
  :root {
    --bg: #ffffff;
    --fg: #000000;
    --accent: #000000;
    --border: #000000;
    --border-muted: #cccccc;
    --muted: #555555;
    --code-bg: #f0f0f0;
  }

  .site-header,
  .site-footer,
  .post-footer,
  #reading-progress,
  .theme-toggle,
  .skip-nav {
    display: none;
  }

  .post-body a::after {
    content: " (" attr(href) ")";
    font-size: 0.75em;
    font-family: var(--font-mono);
    color: #555555;
  }

  .post-body a[href^="#"]::after {
    content: "";
  }

  .post-title {
    font-size: 1.75rem;
  }

  body {
    font-size: 11pt;
    line-height: 1.6;
  }
}