/* ---------- tokens ---------- */
  :root {
    --ink: #141210;
    --paper: #FAF8F3;
    --paper-raised: #FFFFFF;
    --crimson: #C81E45;
    --crimson-deep: #7E1030;
    --graphite: #57534C;
    --graphite-soft: #86807A;
    --line: #E4DFD3;
    --board-a: #E9E4D6;
    --board-b: #D8D2C1;
    --focus: #1E63D0;
    --shadow: 0 24px 48px -20px rgba(20,18,16,0.35);
  }
  @media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) {
      --ink: #F2EEE4;
      --paper: #131110;
      --paper-raised: #1B1815;
      --crimson: #E8486B;
      --crimson-deep: #C81E45;
      --graphite: #B8B2A6;
      --graphite-soft: #857F76;
      --line: #2E2A25;
      --board-a: #1E1B18;
      --board-b: #262220;
      --focus: #6FA1F5;
      --shadow: 0 24px 48px -20px rgba(0,0,0,0.6);
    }
  }
  :root[data-theme="dark"] {
    --ink: #F2EEE4;
    --paper: #131110;
    --paper-raised: #1B1815;
    --crimson: #E8486B;
    --crimson-deep: #C81E45;
    --graphite: #B8B2A6;
    --graphite-soft: #857F76;
    --line: #2E2A25;
    --board-a: #1E1B18;
    --board-b: #262220;
    --focus: #6FA1F5;
    --shadow: 0 24px 48px -20px rgba(0,0,0,0.6);
  }

  * { box-sizing: border-box; }
  html { -webkit-text-size-adjust: 100%; }
  body {
    margin: 0;
    background: var(--paper);
    color: var(--ink);
    font-family: "Newsreader", Georgia, "Times New Roman", serif;
    font-size: 1.05rem;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
  }
  @media (prefers-reduced-motion: reduce) {
    * { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
  }
  img { max-width: 100%; display: block; }
  a { color: inherit; }
  a:focus-visible, button:focus-visible { outline: 3px solid var(--focus); outline-offset: 3px; }

  .eyebrow {
    font-family: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
    font-size: 0.72rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--crimson);
    font-weight: 600;
  }
  h1, h2, h3 {
    font-family: "Big Shoulders Display", "Arial Narrow", sans-serif;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.01em;
    text-wrap: balance;
    margin: 0;
    color: var(--ink);
  }
  h1 { font-size: clamp(2.4rem, 6vw, 4.6rem); line-height: 0.98; }
  h2 { font-size: clamp(1.7rem, 3.6vw, 2.7rem); line-height: 1.04; }
  h3 { font-size: 1.05rem; letter-spacing: 0.04em; }
  p { margin: 0 0 1.1em; }
  .measure { max-width: 40em; }

  .wrap { max-width: 1120px; margin: 0 auto; padding: 0 clamp(1.25rem, 4vw, 3rem); }

  /* ---------- checkerboard divider (the board itself, reused as rhythm) ---------- */
  .board-rule {
    height: 14px;
    background-image:
      linear-gradient(45deg, var(--board-a) 25%, transparent 25%),
      linear-gradient(-45deg, var(--board-a) 25%, transparent 25%),
      linear-gradient(45deg, transparent 75%, var(--board-a) 75%),
      linear-gradient(-45deg, transparent 75%, var(--board-a) 75%);
    background-size: 14px 14px;
    background-position: 0 0, 0 7px, 7px -7px, -7px 0px;
    background-color: var(--board-b);
  }

  /* ---------- nav ---------- */
  header.site {
    position: sticky; top: 0; z-index: 40;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
  }
  .nav {
    display: flex; align-items: center; justify-content: space-between;
    padding: 0.85rem clamp(1.25rem, 4vw, 3rem);
    max-width: 1120px; margin: 0 auto;
  }
  .brand {
    display: flex; align-items: center; gap: 0.55rem;
    font-family: "Big Shoulders Display", sans-serif;
    font-weight: 800; text-transform: uppercase; letter-spacing: 0.02em;
    font-size: 1.05rem; text-decoration: none; color: var(--ink);
  }
  .brand .king { color: var(--crimson); }
  .brand small { display:block; font-family:"IBM Plex Mono",monospace; font-weight:500; font-size: 0.58rem; letter-spacing: 0.1em; color: var(--graphite-soft); text-transform: none; }

  .btn {
    display: inline-flex; align-items: center; gap: 0.5rem;
    font-family: "IBM Plex Mono", monospace;
    font-size: 0.8rem; font-weight: 600; letter-spacing: 0.05em; text-transform: uppercase;
    text-decoration: none; white-space: nowrap;
    padding: 0.75rem 1.3rem;
    border-radius: 3px;
    border: 1.5px solid var(--ink);
    background: var(--crimson);
    color: #FFF8F5;
    border-color: var(--crimson);
    transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
  }
  .btn:hover { background: var(--crimson-deep); border-color: var(--crimson-deep); transform: translateY(-1px); }
  .btn.ghost { background: transparent; color: var(--ink); border-color: var(--ink); }
  .btn.ghost:hover { background: var(--ink); color: var(--paper); }
  .btn.small { padding: 0.55rem 0.9rem; font-size: 0.72rem; }

  /* ---------- hero ---------- */
  .hero {
    position: relative;
    overflow: hidden;
    background: var(--paper);
  }
  .hero-split {
    position: absolute; inset: 0;
    background: var(--ink);
    clip-path: polygon(58% 0, 63% 6%, 59% 13%, 65% 20%, 60% 28%, 66% 36%, 61% 45%, 100% 45%, 100% 100%, 100% 100%, 100% 0);
    opacity: 0.94;
  }
  .hero-grid {
    position: relative; z-index: 2;
    display: grid; grid-template-columns: 1.15fr 0.85fr; gap: clamp(1.5rem, 4vw, 3rem);
    align-items: center;
    padding: clamp(3rem, 8vw, 6rem) 0 clamp(2.5rem, 6vw, 4rem);
  }
  @media (max-width: 860px) {
    .hero-grid { grid-template-columns: 1fr; }
    .hero-split { clip-path: none; opacity: 0; }
  }
  .hero-copy .eyebrow { margin-bottom: 0.9rem; display:block; }
  .hero h1 { color: var(--ink); }
  .hero h1 em { font-style: normal; color: var(--crimson); }
  .hero-lede {
    margin-top: 1.4rem;
    font-size: 1.08rem;
    color: var(--graphite);
    max-width: 34em;
  }
  .hero-cta { margin-top: 1.9rem; display: flex; flex-wrap: wrap; gap: 0.9rem 1.4rem; align-items: center; }
  .hero-meta {
    font-family: "IBM Plex Mono", monospace; font-size: 0.74rem; letter-spacing: 0.04em;
    color: var(--graphite-soft); text-transform: uppercase;
  }
  .hero-visual { display: flex; justify-content: center; position: relative; }
  .hero-visual img {
    width: min(320px, 78vw);
    box-shadow: var(--shadow);
    transform: rotate(2.5deg);
    border-radius: 2px;
  }

  /* ---------- generic section ---------- */
  section { padding: clamp(3.4rem, 8vw, 5.5rem) 0; }
  .band-dark { background: var(--ink); color: var(--paper); }
  .band-dark h2, .band-dark h3 { color: var(--paper); }
  .band-dark .eyebrow { color: var(--crimson); }
  .band-dark p { color: color-mix(in srgb, var(--paper) 78%, var(--graphite-soft)); }
  .section-head { margin-bottom: 2.2rem; }
  .section-head h2 { margin-top: 0.5rem; }

  /* word-camp columns */
  .camps { display: grid; grid-template-columns: 1fr 1fr; gap: 1.6rem; margin-top: 2.2rem; }
  @media (max-width: 640px) { .camps { grid-template-columns: 1fr; } }
  .camp {
    border: 1px solid var(--line);
    padding: 1.5rem 1.5rem 1.7rem;
    border-radius: 3px;
    background: var(--paper-raised);
  }
  .camp h3 { color: var(--graphite-soft); margin-bottom: 1rem; font-weight: 600; }
  .camp ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 0.5rem; }
  .camp li {
    font-family: "IBM Plex Mono", monospace; font-size: 0.78rem; letter-spacing: 0.02em;
    border: 1px solid var(--line); padding: 0.32rem 0.65rem; border-radius: 999px;
    color: var(--graphite);
  }
  .camps-note { margin-top: 1.6rem; font-style: italic; color: var(--graphite-soft); max-width: 38em; }

  blockquote.pull {
    margin: 2.2rem 0; padding: 0.2rem 0 0.2rem 1.6rem;
    border-left: 3px solid var(--crimson);
    font-size: 1.28rem; line-height: 1.42;
    font-style: italic;
  }
  blockquote.pull strong { font-style: normal; color: var(--crimson); }

  .stat-grid {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.4rem; margin-top: 2.4rem;
  }
  @media (max-width: 780px) { .stat-grid { grid-template-columns: 1fr 1fr; } }
  .stat { border-top: 2px solid var(--crimson); padding-top: 0.9rem; }
  .stat .num {
    font-family: "Big Shoulders Display", sans-serif; font-weight: 800; font-size: 1.5rem;
    display: block; margin-bottom: 0.3rem; text-transform: uppercase;
  }
  .stat .label { font-size: 0.86rem; color: var(--graphite-soft); }

  .author-grid { display: grid; grid-template-columns: 0.9fr 2fr; gap: 2.4rem; align-items: start; }
  @media (max-width: 700px) { .author-grid { grid-template-columns: 1fr; } }
  .author-mark {
    width: 84px; height: 84px; border-radius: 50%;
    border: 2px solid var(--crimson);
    display: flex; align-items: center; justify-content: center;
  }
  .author-mark svg { width: 40px; height: 40px; }

  .faq { margin-top: 2rem; border-top: 1px solid var(--line); }
  .faq details { border-bottom: 1px solid var(--line); padding: 1.15rem 0; }
  .faq summary {
    cursor: pointer; list-style: none; display: flex; justify-content: space-between; gap: 1rem;
    font-family: "Big Shoulders Display", sans-serif; font-weight: 700; text-transform: uppercase;
    font-size: 1.02rem; letter-spacing: 0.01em; color: var(--ink);
  }
  .faq summary::-webkit-details-marker { display: none; }
  .faq summary::after { content: "+"; font-family: "IBM Plex Mono", monospace; color: var(--crimson); font-size: 1.3rem; flex-shrink:0; }
  .faq details[open] summary::after { content: "\2212"; }
  .faq .a { margin-top: 0.8rem; color: var(--graphite); max-width: 44em; }

  .final-cta { text-align: left; }
  .final-cta h2 { max-width: 14ch; }
  .trust-row {
    margin-top: 1.6rem; display: flex; flex-wrap: wrap; gap: 0.5rem 1.4rem;
    font-family: "IBM Plex Mono", monospace; font-size: 0.78rem; letter-spacing: 0.03em;
    color: var(--graphite-soft); text-transform: uppercase;
  }
  .trust-row span::before { content: "\2022"; margin-right: 1.4rem; color: var(--crimson); }
  .trust-row span:first-child::before { content: none; margin-right: 0; }

  footer.site {
    border-top: 1px solid var(--line);
    padding: 2.2rem 0 3rem;
    font-family: "IBM Plex Mono", monospace; font-size: 0.75rem;
    color: var(--graphite-soft);
  }
  footer.site .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 0.8rem; }

/* ---------- breadcrumb ---------- */
.crumbs {
  font-family: "IBM Plex Mono", monospace; font-size: 0.72rem; letter-spacing: 0.03em;
  color: var(--graphite-soft); text-transform: uppercase; margin-bottom: 1.6rem;
}
.crumbs a { color: var(--graphite-soft); text-decoration: none; border-bottom: 1px solid var(--line); }
.crumbs a:hover { color: var(--crimson); border-color: var(--crimson); }
.crumbs span.sep { margin: 0 0.5rem; color: var(--line); }
.crumbs span.current { color: var(--ink); }

/* ---------- glossary index ---------- */
.glossary-intro { margin-bottom: 2.6rem; }
.glossary-count {
  display: inline-block; font-family: "IBM Plex Mono", monospace; font-size: 0.72rem;
  letter-spacing: 0.05em; text-transform: uppercase; color: var(--graphite-soft);
  border: 1px solid var(--line); border-radius: 999px; padding: 0.3rem 0.8rem; margin-top: 0.6rem;
}
.gloss-category { margin: 2.6rem 0 1rem; }
.gloss-category h2 { font-size: 1.3rem; }
.gloss-category .count { font-family:"IBM Plex Mono",monospace; font-size:0.72rem; color:var(--graphite-soft); text-transform:none; letter-spacing:0; font-weight:500; margin-left:0.6rem; }
.term-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.9rem; margin-bottom: 1.4rem; }
@media (max-width: 720px) { .term-grid { grid-template-columns: 1fr; } }
.term-card {
  display: block; text-decoration: none; border: 1px solid var(--line); border-radius: 3px;
  padding: 1.1rem 1.2rem; background: var(--paper-raised); transition: border-color 0.15s ease, transform 0.15s ease;
}
.term-card:hover { border-color: var(--crimson); transform: translateY(-1px); }
.term-card h3 {
  font-family: "Big Shoulders Display", sans-serif; font-weight: 700; text-transform: none;
  letter-spacing: 0; font-size: 1.05rem; color: var(--ink); margin-bottom: 0.35rem;
}
.term-card p { font-size: 0.85rem; color: var(--graphite); margin: 0; line-height: 1.5; }

/* ---------- term article page ---------- */
.article-head { max-width: 42em; margin-bottom: 2.2rem; }
.article-head h1 { margin-top: 0.5rem; }
.article-body { max-width: 42em; }
.article-body p { color: var(--graphite); font-size: 1.08rem; }
.callout {
  margin: 2.4rem 0; padding: 1.5rem 1.7rem; border-left: 3px solid var(--crimson);
  background: var(--paper-raised); border-radius: 0 3px 3px 0;
}
.callout .eyebrow { display: block; margin-bottom: 0.6rem; }
.callout p { font-style: italic; font-size: 1.05rem; margin-bottom: 1.1rem; color: var(--ink); }
.related { margin-top: 3rem; padding-top: 2rem; border-top: 1px solid var(--line); max-width: 42em; }
.related h2 { font-size: 1.15rem; margin-bottom: 1rem; }
.related-list { display: flex; flex-wrap: wrap; gap: 0.6rem; }
.related-list a {
  font-family: "IBM Plex Mono", monospace; font-size: 0.78rem; text-decoration: none;
  border: 1px solid var(--line); border-radius: 999px; padding: 0.45rem 0.9rem; color: var(--graphite);
}
.related-list a:hover { border-color: var(--crimson); color: var(--crimson); }
.footer-nav { display: flex; gap: 1.2rem; margin-bottom: 0.6rem; }
.footer-nav a { color: var(--graphite); text-decoration: none; border-bottom: 1px solid var(--line); }
.footer-nav a:hover { color: var(--crimson); border-color: var(--crimson); }
footer.site .wrap { flex-direction: column; align-items: flex-start; }