:root {
  --text: #2d2d2d;
  --bg: #fafaf2;
  --accent: #555;
  --border: #ddd;
  --max-width: 38em;
  --toc-right-margin: 6em;
}

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

body {
  font-family: Georgia, 'Times New Roman', serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.7;
  font-size: 18px;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 0.75em;
}

h1, h2, h3 {
  font-weight: normal;
  margin: 1.5em 0 0.5em;
  line-height: 1.3;
}

h1 { font-size: 1.8em; }
h2 { font-size: 1.4em; }
h3 { font-size: 1.1em; }

p { margin: 0.8em 0; }

a { color: var(--accent); }
a:hover { color: var(--text); }

/* Link colors by type */
a[href*="wikipedia.org"] { color: #667799; }
a[href*="chatgpt.com"], a[href*="claude.ai"], a[href*="gemini.google.com"] { color: #998855; }
a.rainbow {
  background: linear-gradient(90deg, #996666, #997744, #889933, #558877, #667799, #887799, #996677);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

blockquote {
  margin: 0.8em 0;
  padding: 0;
  margin-left: 0;
  border-left: 3px solid var(--border);
  padding-left: 1em;
  color: var(--text);
  font-style: normal;
}

blockquote p { margin: 0.8em 0; }

/* Quote attribution header */
.quote-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin: 0.8em 0 0;
  margin-left: 0;
  margin-bottom: -0.8em;
  padding-left: 8em;
  font-size: 0.9em;
}

.quote-header .quote-speaker {
  font-weight: normal;
  font-style: italic;
}

.quote-header .quote-source a {
  text-decoration: none;
  color: var(--accent);
}

.quote-header .quote-source a:hover {
  text-decoration: underline;
}

.quote-header + blockquote {
  margin-top: 0;
}

/* Section links (single-page version) */
a.single-section-link {
  float: right;
  text-decoration: none;
  font-weight: normal;
}

/* Question anchors (Answers page) */
.question-header {
  float: right;
  font-size: 0.9em;
}

.question-header a {
  text-decoration: none;
  color: var(--accent);
}

.question-header a:hover {
  color: var(--text);
}

.question-header + blockquote {
  margin-top: 0;
}

ul, ol {
  margin: 0.8em 0;
  padding-left: 1.5em;
}

li { margin: 0.3em 0; }

img {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 1.5em auto;
}

pre, code {
  font-family: 'SF Mono', 'Menlo', monospace;
  font-size: 0.85em;
}

pre {
  margin: 1.2em 0;
  padding: 1em;
  background: #f0f0ee;
  overflow-x: auto;
  border-radius: 3px;
  white-space: pre-wrap;
  word-wrap: break-word;
}

/* Mini title grid for section pages */
.section-header {
  text-align: center;
  margin: 1em 0;
}

.title-grid-mini {
  display: grid;
  grid-template-columns: repeat(17, 1fr);
  font-family: Georgia, 'Times New Roman', serif;
  font-weight: bold;
  text-decoration: none;
  width: 100%;
  line-height: 1;
}

.title-grid-mini span {
  display: flex;
  align-items: center;
  justify-content: center;
  aspect-ratio: 1;
  font-size: min(3vw, 1.5em);
}

.title-grid-mini span:not(:empty) {
  background: var(--text);
  color: var(--bg);
}

.title-grid-mini:hover span:not(:empty) {
  background: var(--accent);
}

/* Navigation */
.section-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.9em;
  flex-wrap: wrap;
  gap: 0.3em;
}

.section-nav a {
  white-space: nowrap;
  text-decoration: none;
}

.section-header + .section-nav {
  padding-bottom: 1.5em;
  margin-bottom: 1em;
  border-bottom: 1px solid var(--border);
}

article + .section-nav {
  margin-top: 3em;
  padding-top: 1.5em;
  border-top: 1px solid var(--border);
}

.section-nav a:hover {
  text-decoration: underline;
}

/* Image captions */
figure {
  margin: 1.5em 0;
}

figcaption {
  text-align: center;
  font-size: 0.85em;
  color: #777;
  margin-top: 0.3em;
}

/* Homepage */
.container-wide {
  max-width: none;
}

.imitation-title {
  text-align: center;
  margin-bottom: 2em;
}

.imitation-title p {
  margin: 0.2em 0;
}

.name-block {
  text-align: center;
}

.name-line, .name-reflection {
  display: block;
}

.name-reflection {
  transform: scaleY(-1);
  opacity: 0.3;
  user-select: none;
  pointer-events: none;
  margin-top: -0.4em;
  -webkit-mask-image: linear-gradient(to bottom, transparent 30%, black 70%);
  mask-image: linear-gradient(to bottom, transparent 30%, black 70%);
}

.fixed-initial {
  display: inline-block;
  width: 1.2em;
  text-align: center;
}

.title-email {
  position: relative;
  z-index: 1;
}

.title-grid {
  display: inline-grid;
  grid-template-columns: repeat(17, 1.5em);
  grid-template-rows: repeat(2, 1.5em);
  margin-bottom: 0.5em;
  font-family: Georgia, 'Times New Roman', serif;
  font-size: clamp(0.8em, 3.5vw, 2em);
  font-weight: bold;
}

.title-grid span {
  display: flex;
  align-items: center;
  justify-content: center;
}

.title-grid span:not(:empty) {
  background: var(--text);
  color: var(--bg);
}

.title-grid span[data-r] {
  overflow: hidden;
}

.title-grid span[data-r]::after {
  content: attr(data-r);
  transform: scaleY(-1);
  opacity: 0.3;
  user-select: none;
  pointer-events: none;
  -webkit-mask-image: linear-gradient(to top, transparent 0%, transparent 30%, black 70%, black 100%);
  mask-image: linear-gradient(to top, transparent 0%, transparent 30%, black 70%, black 100%);
}

/* Row 2 reflections fade downward (away from middle) */
.title-grid span:nth-child(n+18)[data-r]::after {
  -webkit-mask-image: linear-gradient(to bottom, transparent 0%, transparent 30%, black 70%, black 100%);
  mask-image: linear-gradient(to bottom, transparent 0%, transparent 30%, black 70%, black 100%);
}

.container-wide em {
  margin-left: 1em;
}

.imitation-title {
  font-weight: bold;
  text-align: center;
  margin-top: 2em;
}


.toc-columns {
  display: flex;
  gap: 2em;
  flex-wrap: wrap;
}

.toc-chapter {
  flex: 1;
  min-width: 10em;
}

.toc-chapter ul {
  list-style: none;
  padding-left: 0;
}

.toc-postscripts {
  margin-left: auto;
  width: fit-content;
  margin-right: var(--toc-right-margin);
}

.toc-postscripts ul {
  list-style: none;
  padding-left: 0;
}

.container-wide a {
  text-decoration: none;
}

.container-wide a:hover {
  text-decoration: underline;
}

.signature {
  text-align: right;
  margin-right: 8em;
  margin-bottom: 0;
  margin-top: 0;
}

.copyright-notice {
  text-align: center;
  margin-top: 2em;
  font-size: 0.8em;
  color: #777;
}

@media (max-width: 900px) {
  .toc-columns { flex-direction: column; }
  body { font-size: 21px; }
  .title-grid { font-size: clamp(0.5em, 3.5vw, 2em); }
  .quote-header {
    padding-left: 0;
    justify-content: center;
    gap: 1em;
  }
}

.whats-new {
  text-align: center;
  margin-bottom: 2em;
}