/* Readability Research — antjanus.com redesign 050
   Every default below is traceable to a reading study or style guide; see meta.json. */

/* ---------- Reader-adjustable variables (set by the Reading settings panel) ---------- */
:root {
  --scale: 100%;
  --lh: 1.7;
  --ls: 0.02em;
  --ws: 0.06em;
  --measure: 66ch;
  --font-body: "Atkinson Hyperlegible Next", "Atkinson Hyperlegible", Verdana, "Segoe UI", sans-serif;
  --font-mono: "Atkinson Hyperlegible Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;
}
:root[data-size="s"] { --scale: 90%; }
:root[data-size="l"] { --scale: 110%; }
:root[data-size="xl"] { --scale: 122%; }
:root[data-spacing="compact"] { --lh: 1.5; }
:root[data-spacing="loose"] { --lh: 2; }
:root[data-tracking="normal"] { --ls: 0; --ws: 0; }
:root[data-tracking="wide"] { --ls: 0.06em; --ws: 0.16em; }
:root[data-tracking="xwide"] { --ls: 0.11em; --ws: 0.3em; }
:root[data-measure="narrow"] { --measure: 56ch; }
:root[data-measure="wide"] { --measure: 78ch; }
:root[data-font="verdana"] { --font-body: Verdana, "DejaVu Sans", Geneva, sans-serif; }
:root[data-font="system"] { --font-body: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; }

/* ---------- Color: primitives ---------- */
:root {
  --cream-50: #fffdf7; --cream-100: #faf6ec; --cream-200: #f2ecdd; --cream-300: #e7dfcb; --cream-400: #d6ccb5;
  --peach-50: #fff8f1; --peach-100: #fbefe4; --peach-200: #f4e2d2; --peach-300: #ead2bd;
  --sky-50: #f6fafd; --sky-100: #eaf1f7; --sky-200: #dce7f0; --sky-300: #c7d6e3;
  --stone-50: #f8f8f6; --stone-100: #eeeeea; --stone-200: #e1e1dc; --stone-300: #cfcfc8;
  --ink-900: #24221e; --ink-700: #4c473d; --ink-500: #6a6457;
  --slate-600: #364f6a; --slate-700: #2a3f54; --slate-300: #9dbbdb; --slate-200: #c3d6ea;
  --amber-700: #8a4a0c; --amber-300: #eab16f;
  --night-900: #1b1d21; --night-800: #23262b; --night-700: #2c3036; --night-600: #3b4048;
  --bone-100: #ebe6da; --bone-300: #bdb6a7;
  --mark-light: #ffe7a3; --mark-dark: #4d4020;
}

/* ---------- Color: semantic (cream is the default tint) ---------- */
:root {
  --paper: var(--cream-100);
  --surface: var(--cream-50);
  --surface-2: var(--cream-200);
  --rule: var(--cream-400);
  --rule-soft: var(--cream-300);
  --text: var(--ink-900);
  --text-2: var(--ink-700);
  --text-3: var(--ink-500);
  --accent: var(--slate-600);
  --accent-strong: var(--slate-700);
  --on-accent: var(--cream-50);
  --signal: var(--amber-700);
  --focus: var(--amber-700);
  --mark: var(--mark-light);
  --code-bg: var(--cream-200);
  --band: var(--slate-700);
  --band-text: var(--cream-50);
  --band-text-2: var(--slate-200);
  --ruler: rgba(54, 79, 106, 0.1);
  --ruler-edge: rgba(54, 79, 106, 0.35);
  color-scheme: light;
}
:root[data-tint="peach"] { --paper: var(--peach-100); --surface: var(--peach-50); --surface-2: var(--peach-200); --rule: #d9bfa6; --rule-soft: var(--peach-300); --code-bg: var(--peach-200); }
:root[data-tint="sky"] { --paper: var(--sky-100); --surface: var(--sky-50); --surface-2: var(--sky-200); --rule: #b3c5d5; --rule-soft: var(--sky-300); --code-bg: var(--sky-200); }
:root[data-tint="stone"] { --paper: var(--stone-100); --surface: var(--stone-50); --surface-2: var(--stone-200); --rule: #c2c2ba; --rule-soft: var(--stone-300); --code-bg: var(--stone-200); }

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: var(--night-900); --surface: var(--night-800); --surface-2: var(--night-700);
    --rule: var(--night-600); --rule-soft: var(--night-700);
    --text: var(--bone-100); --text-2: var(--bone-300); --text-3: #a39d90;
    --accent: var(--slate-300); --accent-strong: var(--slate-200); --on-accent: var(--night-900);
    --signal: var(--amber-300); --focus: var(--amber-300); --mark: var(--mark-dark);
    --code-bg: #16181b; --band: #111317; --band-text: var(--bone-100); --band-text-2: var(--slate-300);
    --ruler: rgba(157, 187, 219, 0.1); --ruler-edge: rgba(157, 187, 219, 0.4);
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --paper: var(--night-900); --surface: var(--night-800); --surface-2: var(--night-700);
  --rule: var(--night-600); --rule-soft: var(--night-700);
  --text: var(--bone-100); --text-2: var(--bone-300); --text-3: #a39d90;
  --accent: var(--slate-300); --accent-strong: var(--slate-200); --on-accent: var(--night-900);
  --signal: var(--amber-300); --focus: var(--amber-300); --mark: var(--mark-dark);
  --code-bg: #16181b; --band: #111317; --band-text: var(--bone-100); --band-text-2: var(--slate-300);
  --ruler: rgba(157, 187, 219, 0.1); --ruler-edge: rgba(157, 187, 219, 0.4);
  color-scheme: dark;
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { font-size: var(--scale); -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 1.25rem;
  line-height: var(--lh);
  letter-spacing: var(--ls);
  word-spacing: var(--ws);
  text-align: left;
  hyphens: none;
  overflow-x: hidden;
  font-variant-numeric: lining-nums;
}
img { max-width: 100%; height: auto; display: block; }
/* Italics measurably slow dyslexic readers (Rello & Baeza-Yates 2013): emphasis is weight + tint instead. */
em, i, cite, blockquote, q, address, dfn, var { font-style: normal; }
em, i { font-weight: 700; color: var(--text); }
strong, b { font-weight: 750; }
mark { background: var(--mark); color: var(--text); padding: 0 0.15em; border-radius: 3px; }
p { margin: 0 0 1.1em; }
h1, h2, h3, h4 { color: var(--text); font-weight: 780; letter-spacing: calc(var(--ls) * 0.5); word-spacing: calc(var(--ws) * 0.5); margin: 0; text-wrap: balance; }
h1 { font-size: clamp(2.3rem, 1.6rem + 3vw, 3.75rem); line-height: 1.12; }
h2 { font-size: clamp(1.75rem, 1.4rem + 1.3vw, 2.35rem); line-height: 1.2; }
h3 { font-size: 1.45rem; line-height: 1.3; }
h4 { font-size: 1.2rem; line-height: 1.35; }
a { color: var(--accent); text-decoration: underline; text-decoration-thickness: 0.09em; text-underline-offset: 0.22em; text-decoration-skip-ink: auto; }
a:hover { color: var(--accent-strong); text-decoration-thickness: 0.16em; background: var(--mark); }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 3px; border-radius: 4px; }
code, kbd, pre { font-family: var(--font-mono); letter-spacing: 0; word-spacing: 0; }
:not(pre) > code { font-size: 0.9em; background: var(--code-bg); padding: 0.1em 0.35em; border-radius: 5px; border: 1px solid var(--rule-soft); }
hr { border: 0; border-top: 1px solid var(--rule); margin: 3rem 0; }
ul, ol { padding-left: 1.4em; margin: 0 0 1.2em; }
li { margin-bottom: 0.45em; }
li::marker { color: var(--text-3); font-weight: 700; }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: 1rem; top: -4rem; background: var(--accent); color: var(--on-accent); padding: 0.75rem 1rem; border-radius: 8px; z-index: 100; font-weight: 700; }
.skip:focus { top: 1rem; }

/* ---------- Layout ---------- */
.wrap { max-width: 76rem; margin: 0 auto; padding-inline: clamp(16px, 4vw, 2.5rem); }
.prose { max-width: var(--measure); }
.lede { font-size: 1.4rem; line-height: calc(var(--lh) - 0.1); color: var(--text-2); max-width: var(--measure); }
.section { padding-block: clamp(3rem, 6vw, 5.5rem); }
.section + .section { border-top: 1px solid var(--rule); }
.section-head { display: grid; gap: 0.6rem; margin-bottom: 2.25rem; max-width: var(--measure); }
.section-head p { margin: 0; color: var(--text-2); }
.head-row { display: flex; flex-wrap: wrap; align-items: end; justify-content: space-between; gap: 1rem 2rem; margin-bottom: 2.25rem; }
.head-row .section-head { margin-bottom: 0; }
.eyebrow { display: inline-flex; align-items: center; gap: 0.55rem; font-size: 1rem; font-weight: 700; color: var(--signal); letter-spacing: 0.02em; margin: 0; }
.eyebrow::before { content: ""; width: 0.7rem; height: 0.7rem; background: currentColor; border-radius: 2px; flex: none; }
.muted { color: var(--text-2); }
.meta { font-size: 1rem; color: var(--text-2); }
.grid-2 { display: grid; gap: 2rem; grid-template-columns: repeat(auto-fit, minmax(min(100%, 28rem), 1fr)); }
.grid-3 { display: grid; gap: 1.75rem; grid-template-columns: repeat(auto-fit, minmax(min(100%, 18rem), 1fr)); }

/* ---------- Header ---------- */
.site-header { background: var(--surface); border-bottom: 1px solid var(--rule); position: relative; z-index: 20; }
.header-inner { display: flex; align-items: center; gap: 1.5rem; min-height: 5rem; flex-wrap: wrap; padding-block: 0.6rem; }
.brand { display: inline-flex; align-items: center; gap: 0.75rem; text-decoration: none; color: var(--text); margin-right: auto; min-height: 44px; }
.brand:hover { background: none; color: var(--text); }
.brand svg { width: 2.6rem; height: 2.6rem; flex: none; }
.brand-name { display: grid; line-height: 1.15; }
.brand-name b { font-size: 1.2rem; font-weight: 800; }
.brand-name span { font-size: 0.9rem; color: var(--text-2); }
.nav { order: 3; width: 100%; }
.nav ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 0.25rem 0.35rem; }
.nav li { margin: 0; }
.nav a { display: inline-flex; align-items: center; min-height: 44px; padding: 0.3rem 0.85rem; border-radius: 999px; color: var(--text); text-decoration: none; font-size: 1.05rem; font-weight: 600; }
.nav a:hover { background: var(--surface-2); color: var(--text); }
.nav a[aria-current="page"] { background: var(--accent); color: var(--on-accent); }
.nav a.nav-ai:not([aria-current]) { box-shadow: inset 0 0 0 2px var(--accent); }
.tools { display: flex; align-items: center; gap: 0.5rem; }
.tool-btn { display: inline-flex; align-items: center; gap: 0.5rem; min-height: 44px; min-width: 44px; justify-content: center; padding: 0.35rem 0.9rem; font: inherit; font-size: 1rem; font-weight: 700; letter-spacing: 0.01em; word-spacing: 0; color: var(--text); background: var(--paper); border: 2px solid var(--rule); border-radius: 999px; cursor: pointer; }
.tool-btn:hover { border-color: var(--accent); }
.tool-btn svg { width: 1.25rem; height: 1.25rem; flex: none; }
.tool-btn[aria-pressed="true"] { background: var(--accent); color: var(--on-accent); border-color: var(--accent); }
@media (min-width: 62rem) {
  .nav { order: 0; width: auto; }
  .brand { margin-right: 0; }
  .tools { margin-left: auto; }
}
@media (max-width: 34rem) {
  .header-inner { gap: 0.6rem 0.5rem; }
  .brand-name span { display: none; }
  .tools { gap: 0.35rem; }
  .tool-btn .lbl { display: none; }
  .nav ul { display: grid; grid-template-columns: repeat(3, 1fr); }
  .nav a { justify-content: center; width: 100%; padding-inline: 0.4rem; }
}

/* ---------- Buttons ---------- */
.btn { display: inline-flex; align-items: center; gap: 0.5rem; min-height: 3rem; padding: 0.6rem 1.35rem; border-radius: 10px; font: inherit; font-weight: 700; font-size: 1.1rem; text-decoration: none; cursor: pointer; border: 2px solid var(--accent); background: var(--accent); color: var(--on-accent); transition: background-color 150ms, color 150ms; }
.btn:hover { background: var(--accent-strong); border-color: var(--accent-strong); color: var(--on-accent); }
.btn.ghost { background: transparent; color: var(--accent); }
.btn.ghost:hover { background: var(--surface-2); color: var(--accent-strong); }
.btn-row { display: flex; flex-wrap: wrap; gap: 0.9rem 1.5rem; align-items: center; }
.link-quiet { color: var(--text-2); font-weight: 600; }

/* ---------- Home hero ---------- */
.hero { padding-block: clamp(2.5rem, 6vw, 5rem) clamp(3rem, 6vw, 5rem); }
.hero-grid { display: grid; gap: clamp(2rem, 5vw, 4.5rem); grid-template-columns: 1fr; align-items: center; }
@media (min-width: 60rem) { .hero-grid { grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr); } }
.hero h1 { max-width: 16ch; margin-block: 1rem 1.5rem; }
.measure-bracket { display: flex; align-items: center; gap: 0.6rem; max-width: var(--measure); color: var(--text-3); font-size: 0.9rem; font-weight: 700; margin-bottom: 0.6rem; }
.measure-bracket::before, .measure-bracket::after { content: ""; flex: 1; height: 0.6rem; border: 2px solid var(--rule); border-bottom: 0; }
.measure-bracket::before { border-right: 0; }
.measure-bracket::after { border-left: 0; }
.portrait { position: relative; margin: 0; }
.portrait img { width: 100%; aspect-ratio: 4 / 5; object-fit: cover; object-position: 30% 30%; border-radius: 18px; background: var(--surface-2); }
.portrait figcaption { margin-top: 0.75rem; font-size: 1rem; color: var(--text-2); }

/* ---------- Stat strip (hairline) ---------- */
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--rule); border: 1px solid var(--rule); border-radius: 14px; overflow: hidden; margin-block: 2rem; }
.stat { background: var(--surface); padding: 1rem 1.1rem; }
.stat b { display: block; font-size: 2rem; line-height: 1.1; font-variant-numeric: tabular-nums; }
.stat span { font-size: 1rem; color: var(--text-2); }
@media (max-width: 26rem) { .stats { grid-template-columns: 1fr; } .stat { display: flex; align-items: baseline; gap: 0.75rem; } }

/* ---------- Article rows (the main listing unit) ---------- */
.rows { list-style: none; padding: 0; margin: 0; border-top: 1px solid var(--rule); }
.rows > li { margin: 0; border-bottom: 1px solid var(--rule); }
.row { display: grid; grid-template-columns: 9.5rem minmax(0, 1fr); gap: 0.4rem 2rem; padding-block: 1.6rem; position: relative; }
.row.has-thumb { grid-template-columns: 9.5rem minmax(0, 1fr) 11rem; }
.row time, .row .when { font-size: 1rem; color: var(--text-2); font-weight: 600; padding-top: 0.25rem; }
.row h3 { font-size: 1.4rem; margin-bottom: 0.4rem; }
.row h3 a { color: var(--text); text-decoration-color: var(--rule); }
.row h3 a:hover { color: var(--accent-strong); text-decoration-color: var(--accent); }
.row h3 a::after { content: ""; position: absolute; inset: 0; }
.row p { margin: 0; color: var(--text-2); max-width: var(--measure); }
.row .row-meta { margin-top: 0.6rem; display: flex; flex-wrap: wrap; gap: 0.4rem; position: relative; }
.row .thumb { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; border-radius: 10px; border: 1px solid var(--rule); background: var(--surface-2); }
.row:hover { background: linear-gradient(90deg, transparent, var(--surface) 12%, var(--surface) 88%, transparent); }
@media (max-width: 46rem) {
  .row, .row.has-thumb { grid-template-columns: 1fr; gap: 0.35rem; }
  .row .thumb { order: -1; max-width: 100%; margin-bottom: 0.6rem; }
  .row time, .row .when { padding-top: 0; }
}

.chip { display: inline-flex; align-items: center; min-height: 2rem; padding: 0.15rem 0.7rem; border: 1px solid var(--rule); background: var(--surface); border-radius: 999px; font-size: 0.95rem; color: var(--text-2); text-decoration: none; font-weight: 600; letter-spacing: 0.01em; word-spacing: 0; line-height: 1.4; }
a.chip:hover { border-color: var(--accent); color: var(--accent-strong); }
.chip.badge { background: var(--mark); border-color: transparent; color: var(--text); }
.chip.strong { background: var(--accent); color: var(--on-accent); border-color: var(--accent); }

/* ---------- Cards ---------- */
.card { background: var(--surface); border: 1px solid var(--rule); border-radius: 16px; padding: 1.6rem; position: relative; display: flex; flex-direction: column; gap: 0.6rem; }
.card h3 { font-size: 1.35rem; }
.card h3 a { color: var(--text); text-decoration-color: var(--rule); }
.card h3 a::after { content: ""; position: absolute; inset: 0; border-radius: 16px; }
.card:hover { border-color: var(--accent); }
.card:focus-within { outline: 3px solid var(--focus); outline-offset: 3px; }
.card h3 a:focus-visible { outline: none; }
.card p { margin: 0; color: var(--text-2); }
.card .card-img { margin: -1.6rem -1.6rem 0.6rem; border-radius: 15px 15px 0 0; aspect-ratio: 16 / 9; object-fit: cover; width: calc(100% + 3.2rem); max-width: none; background: var(--surface-2); border-bottom: 1px solid var(--rule); }
.card .foot { margin-top: auto; padding-top: 0.6rem; display: flex; flex-wrap: wrap; gap: 0.4rem; position: relative; }
.card .foot a, .card .foot .chip { position: relative; z-index: 1; }
.card.dark { background: var(--band); color: var(--band-text); border-color: var(--band); }
.card.dark h3, .card.dark h3 a { color: var(--band-text); }
.card.dark p { color: var(--band-text-2); }

/* ---------- Shelf (Start here) ---------- */
.shelf { counter-reset: shelf; display: grid; gap: 1.75rem; grid-template-columns: repeat(auto-fit, minmax(min(100%, 20rem), 1fr)); }
.shelf .card { counter-increment: shelf; }
.shelf .card .step { font-weight: 800; color: var(--signal); font-size: 1rem; }
.shelf .card .step::before { content: "Step " counter(shelf) " · "; }

/* ---------- Callouts ---------- */
.callout { background: var(--surface); border: 1px solid var(--rule); border-left: 6px solid var(--accent); border-radius: 12px; padding: 1.2rem 1.4rem; margin: 2rem 0; }
.callout > :last-child { margin-bottom: 0; }
.callout-label { display: inline-flex; align-items: center; gap: 0.45rem; font-weight: 800; font-size: 1rem; color: var(--accent); margin-bottom: 0.4rem; }
.callout-label svg { width: 1.2rem; height: 1.2rem; }
.callout.why { border-left-color: var(--signal); }
.callout.why .callout-label { color: var(--signal); }
.callout.ask { border-left-color: var(--text); background: var(--surface-2); }
.callout.ask .callout-label { color: var(--text); }
.callout.skill { border-left-color: var(--accent); }

/* ---------- Band (dark panel) ---------- */
.band { background: var(--band); color: var(--band-text); border-radius: 22px; padding: clamp(1.75rem, 5vw, 3.5rem); }
.band h2, .band h3 { color: var(--band-text); }
.band p, .band li { color: var(--band-text-2); }
.band a { color: var(--band-text); }
.band .eyebrow { color: var(--amber-300); }
.band .chip { background: transparent; color: var(--band-text); border-color: rgba(255,255,255,0.3); }
.band .btn { background: var(--band-text); color: var(--band); border-color: var(--band-text); }
.band .btn:hover { background: var(--band-text-2); border-color: var(--band-text-2); }

/* ---------- Page heads ---------- */
.page-head { padding-block: clamp(2.5rem, 6vw, 4.5rem) clamp(2rem, 4vw, 3rem); border-bottom: 1px solid var(--rule); }
.page-head h1 { margin-block: 0.9rem 1.1rem; max-width: 20ch; }
.page-head .lede { margin: 0; }
.page-head-grid { display: grid; gap: 2rem; align-items: end; }
@media (min-width: 60rem) { .page-head-grid { grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); } }
.head-figure { margin: 0; }
.head-figure img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; border-radius: 16px; background: var(--surface-2); }

.jump { position: sticky; top: 0; z-index: 10; background: var(--paper); border-bottom: 1px solid var(--rule); }
.jump ul { list-style: none; margin: 0; padding: 0.55rem 0; display: flex; flex-wrap: wrap; gap: 0.4rem; }
.jump li { margin: 0; }
.jump a { display: inline-flex; align-items: center; gap: 0.4rem; min-height: 44px; padding: 0.2rem 0.9rem; border-radius: 999px; text-decoration: none; font-weight: 700; font-size: 1rem; color: var(--text); border: 1px solid var(--rule); background: var(--surface); }
.jump a:hover { border-color: var(--accent); background: var(--surface); }
.jump a span { color: var(--text-3); font-weight: 600; }

/* ---------- Article ---------- */
.progress { position: fixed; inset: 0 0 auto 0; height: 5px; background: transparent; z-index: 50; }
.progress span { display: block; height: 100%; width: 0; background: var(--signal); }
.article-head { padding-block: clamp(2.5rem, 6vw, 4.5rem) 2rem; }
.crumbs { display: flex; flex-wrap: wrap; gap: 0.5rem; align-items: center; font-size: 1rem; color: var(--text-2); }
.crumbs a { font-weight: 700; }
.article-head h1 { margin-block: 1rem 1.2rem; max-width: 22ch; }
.article-facts { display: flex; flex-wrap: wrap; gap: 0.5rem 1.5rem; margin: 1.5rem 0 0; padding: 0; list-style: none; font-size: 1rem; color: var(--text-2); }
.article-facts li { margin: 0; display: inline-flex; gap: 0.4rem; align-items: center; }
.article-facts b { color: var(--text); }
.article-banner { margin: 2rem 0 0; }
.article-banner img { width: 100%; max-height: 26rem; object-fit: cover; border-radius: 18px; background: var(--surface-2); }
.article-banner figcaption { font-size: 0.95rem; color: var(--text-2); margin-top: 0.6rem; }
.article-layout { display: grid; gap: 3rem; grid-template-columns: minmax(0, 1fr); padding-bottom: 4rem; }
@media (min-width: 72rem) { .article-layout { grid-template-columns: 15rem minmax(0, 1fr); } }
.toc-side { display: none; }
@media (min-width: 72rem) {
  .toc-side { display: block; }
  .toc-side nav { position: sticky; top: 1.5rem; }
  .toc-inline { display: none; }
}
.toc-title { font-size: 1rem; font-weight: 800; color: var(--text); margin: 0 0 0.75rem; }
.toc ol { list-style: none; padding: 0; margin: 0; border-left: 2px solid var(--rule); }
.toc li { margin: 0; }
.toc a { display: block; padding: 0.45rem 0 0.45rem 1rem; margin-left: -2px; border-left: 3px solid transparent; color: var(--text-2); text-decoration: none; font-size: 1rem; line-height: 1.45; font-weight: 600; }
.toc a:hover { color: var(--text); background: var(--surface-2); }
.toc a[aria-current="true"] { color: var(--text); border-left-color: var(--signal); background: var(--surface); }
.toc-side .time-left { margin-top: 1.25rem; font-size: 0.95rem; color: var(--text-2); }
.toc-inline { border: 1px solid var(--rule); border-radius: 12px; background: var(--surface); margin-bottom: 2rem; }
.toc-inline summary { cursor: pointer; padding: 0.9rem 1.2rem; font-weight: 800; font-size: 1.05rem; min-height: 44px; }
.toc-inline .toc { padding: 0 1.2rem 1rem; }
.article-body { max-width: var(--measure); }
.article-body h2 { margin-block: 3.25rem 1rem; scroll-margin-top: 1.5rem; padding-top: 1.5rem; border-top: 1px solid var(--rule); }
.article-body h2 .num { color: var(--signal); margin-right: 0.4rem; }
.article-body p, .article-body li { color: var(--text); }
.article-body ol li { padding-left: 0.3rem; }

.code { margin: 2rem 0; border: 1px solid var(--rule); border-radius: 12px; background: var(--code-bg); overflow: hidden; }
.code-head { display: flex; justify-content: space-between; align-items: center; gap: 1rem; padding: 0.35rem 0.5rem 0.35rem 1rem; border-bottom: 1px solid var(--rule); font-size: 0.95rem; font-weight: 700; color: var(--text-2); letter-spacing: 0.02em; word-spacing: 0; }
.copy { font: inherit; font-size: 0.95rem; font-weight: 700; min-height: 40px; padding: 0.2rem 0.9rem; border-radius: 8px; border: 1px solid var(--rule); background: var(--surface); color: var(--text); cursor: pointer; }
.copy:hover { border-color: var(--accent); }
.code pre { margin: 0; padding: 1.1rem 1.2rem; overflow-x: auto; font-size: 1rem; line-height: 1.65; tab-size: 2; color: var(--text); }
.code pre:focus-visible { outline-offset: -3px; }
.tok-c { color: var(--text-3); }
.tok-k { color: var(--accent); font-weight: 700; }
.tok-s { color: var(--signal); }
.tok-t { color: var(--accent-strong); }

.after-article { border-top: 1px solid var(--rule); padding-top: 2.5rem; margin-top: 3rem; display: grid; gap: 2.5rem; }
.share { display: flex; flex-wrap: wrap; gap: 0.75rem; align-items: center; }

/* ---------- Forms ---------- */
.field { display: grid; gap: 0.4rem; }
.field label { font-weight: 700; font-size: 1rem; }
input[type="email"], input[type="search"], input[type="text"], select {
  font: inherit; font-size: 1.1rem; letter-spacing: var(--ls); min-height: 3rem; padding: 0.5rem 0.9rem; color: var(--text); background: var(--surface); border: 2px solid var(--rule); border-radius: 10px; width: 100%;
}
input:focus-visible, select:focus-visible { border-color: var(--accent); }
input::placeholder { color: var(--text-3); opacity: 1; }
.inline-form { display: flex; flex-wrap: wrap; gap: 0.75rem; align-items: end; }
.inline-form .field { flex: 1 1 16rem; }
.form-status { font-weight: 700; min-height: 1.5em; margin: 0.6rem 0 0; }
.news { background: var(--surface); border: 1px solid var(--rule); border-radius: 18px; padding: clamp(1.4rem, 4vw, 2.25rem); }
.news h2, .news h3 { margin-bottom: 0.5rem; }

/* ---------- Footer + colophon ---------- */
.site-footer { background: var(--surface); border-top: 1px solid var(--rule); margin-top: 2rem; }
.footer-grid { display: grid; gap: 2.5rem; padding-block: 3.5rem 2.5rem; grid-template-columns: repeat(auto-fit, minmax(min(100%, 14rem), 1fr)); }
.site-footer h2 { font-size: 1.1rem; margin-bottom: 0.9rem; }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer li { margin: 0; }
.site-footer li a { display: inline-flex; min-height: 40px; align-items: center; font-size: 1.05rem; }
.site-footer p { font-size: 1.05rem; color: var(--text-2); }
.colophon { border-top: 1px solid var(--rule); padding-block: 1.5rem 2rem; display: flex; flex-wrap: wrap; gap: 0.75rem 2rem; justify-content: space-between; font-size: 1rem; color: var(--text-2); }
.colophon output { font-weight: 700; color: var(--text); }

/* ---------- Reading settings dialog ---------- */
.settings { width: min(40rem, calc(100vw - 32px)); max-height: calc(100dvh - 32px); border: 1px solid var(--rule); border-radius: 18px; padding: 0; background: var(--surface); color: var(--text); box-shadow: 0 24px 60px rgba(0,0,0,0.25); }
.settings::backdrop { background: rgba(20, 20, 18, 0.45); }
.settings-inner { padding: 1.5rem clamp(1rem, 4vw, 2rem) 1.75rem; }
.settings-top { display: flex; justify-content: space-between; align-items: start; gap: 1rem; margin-bottom: 0.5rem; }
.settings h2 { font-size: 1.6rem; }
.settings .intro { font-size: 1.05rem; color: var(--text-2); }
.settings fieldset { border: 0; padding: 0; margin: 0 0 1.25rem; }
.settings legend { font-weight: 800; font-size: 1.05rem; margin-bottom: 0.2rem; padding: 0; }
.settings .why-note { font-size: 0.95rem; color: var(--text-2); margin: 0 0 0.5rem; line-height: 1.5; }
.seg { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.seg label { position: relative; }
.seg input { position: absolute; opacity: 0; inset: 0; margin: 0; }
.seg span { display: inline-flex; align-items: center; gap: 0.45rem; min-height: 44px; padding: 0.3rem 0.9rem; border-radius: 10px; border: 2px solid var(--rule); background: var(--paper); font-weight: 700; font-size: 1rem; cursor: pointer; letter-spacing: 0.01em; word-spacing: 0; }
.seg input:checked + span { border-color: var(--accent); background: var(--accent); color: var(--on-accent); }
.seg input:checked + span::before { content: "✓"; }
.seg input:focus-visible + span { outline: 3px solid var(--focus); outline-offset: 2px; }
.swatch { width: 1.1rem; height: 1.1rem; border-radius: 50%; border: 1px solid rgba(0,0,0,0.3); flex: none; }
.preview-line { background: var(--paper); border: 1px dashed var(--rule); border-radius: 12px; padding: 1rem 1.2rem; margin: 0.5rem 0 1.25rem; }
.preview-line p { margin: 0; }

/* ---------- Reading ruler ---------- */
.ruler { position: fixed; left: 0; right: 0; height: calc(1.25rem * var(--lh) + 0.6rem); background: var(--ruler); border-block: 2px solid var(--ruler-edge); pointer-events: none; z-index: 40; display: none; transform: translateY(-50%); top: 0; }
:root[data-ruler="on"] .ruler { display: block; }

/* ---------- Patterns ---------- */
.three-ways { display: grid; gap: 1px; background: var(--rule); border: 1px solid var(--rule); border-radius: 16px; overflow: hidden; grid-template-columns: repeat(auto-fit, minmax(min(100%, 16rem), 1fr)); }
.three-ways > div { background: var(--surface); padding: 1.4rem; }
.three-ways h3 { font-size: 1.2rem; margin-bottom: 0.4rem; }
.three-ways p { margin: 0; color: var(--text-2); font-size: 1.1rem; }
.filters { display: grid; gap: 1rem; margin-block: 2rem 1.5rem; }
.pill-row { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.pill { font: inherit; font-size: 1rem; font-weight: 700; min-height: 44px; padding: 0.3rem 1rem; border-radius: 999px; border: 2px solid var(--rule); background: var(--surface); color: var(--text); cursor: pointer; letter-spacing: 0.01em; word-spacing: 0; }
.pill:hover { border-color: var(--accent); }
.pill[aria-pressed="true"] { background: var(--accent); border-color: var(--accent); color: var(--on-accent); }
.pill[aria-pressed="true"]::before { content: "✓ "; }
.result-bar { display: flex; flex-wrap: wrap; gap: 1rem; justify-content: space-between; align-items: center; font-size: 1.05rem; }
.result-bar select { width: auto; min-width: 12rem; }
.pattern-group h2 { font-size: 1.6rem; margin-block: 2.5rem 0.25rem; }
.pattern-row { display: grid; grid-template-columns: 4.5rem minmax(0, 1fr); gap: 0.4rem 1.5rem; padding-block: 1.5rem; position: relative; }
.pattern-row .no { font-size: 1.5rem; font-weight: 800; color: var(--text-3); font-variant-numeric: tabular-nums; }
.pattern-row h3 { font-size: 1.35rem; margin-bottom: 0.35rem; display: flex; flex-wrap: wrap; gap: 0.3rem 0.7rem; align-items: center; }
.pattern-row h3 a { color: var(--text); text-decoration-color: var(--rule); }
.pattern-row h3 a::after { content: ""; position: absolute; inset: 0; }
.pattern-row p { margin: 0 0 0.5rem; color: var(--text-2); max-width: var(--measure); }
.pattern-row .row-meta { display: flex; flex-wrap: wrap; gap: 0.4rem; }
@media (max-width: 40rem) { .pattern-row { grid-template-columns: 1fr; } .pattern-row .no { font-size: 1.1rem; } }
.empty { text-align: left; padding: 2.5rem; border: 2px dashed var(--rule); border-radius: 16px; background: var(--surface); }
.empty h2 { font-size: 1.5rem; margin-bottom: 0.5rem; }

.uses { columns: 2 16rem; column-gap: 2.5rem; }
.uses li { break-inside: avoid; }
.panes { border: 1px solid var(--rule); border-radius: 16px; background: var(--surface); overflow: hidden; margin-top: 2rem; }
.panes-bar { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 0.5rem; padding: 0.6rem; border-bottom: 1px solid var(--rule); background: var(--surface-2); }
.tablist { display: flex; flex-wrap: wrap; gap: 0.3rem; }
.tab { font: inherit; font-size: 1rem; font-weight: 700; min-height: 44px; padding: 0.3rem 1rem; border-radius: 10px; border: 2px solid transparent; background: transparent; color: var(--text-2); cursor: pointer; letter-spacing: 0.01em; word-spacing: 0; }
.tab:hover { color: var(--text); background: var(--surface); }
.tab[aria-selected="true"] { background: var(--surface); color: var(--text); border-color: var(--accent); }
.pane-actions { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.pane { padding: clamp(1rem, 3vw, 2rem); }
.pane pre { margin: 0; overflow-x: auto; font-size: 1rem; line-height: 1.65; background: var(--code-bg); border-radius: 10px; padding: 1rem 1.2rem; border: 1px solid var(--rule-soft); }
.pane .note { font-size: 1.05rem; color: var(--text-2); max-width: var(--measure); }
.prompt-text { max-width: var(--measure); }

/* The pattern itself, rendered live */
.hss-caption { font-size: 1.05rem; color: var(--text-2); margin: 0 0 0.75rem; }
.hss-strip { display: grid; gap: 1px; background: var(--rule); border: 1px solid var(--rule); border-radius: 10px; overflow: hidden; grid-template-columns: 1fr; margin-bottom: 2rem; }
@media (min-width: 21rem) { .hss-strip { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 52rem) { .hss-strip.four { grid-template-columns: repeat(4, 1fr); } .hss-strip.five { grid-template-columns: repeat(5, 1fr); } }
.hss-tile { background: var(--surface); padding: 1rem 1.1rem; display: grid; gap: 0.15rem; min-width: 0; text-align: left; }
.hss-tile .k { font-size: 0.9rem; font-weight: 700; color: var(--text-2); letter-spacing: 0.02em; word-spacing: 0; }
.hss-tile .v { font-size: 1.7rem; font-weight: 800; font-variant-numeric: tabular-nums; line-height: 1.2; }
.hss-tile .v.missing { color: var(--text-3); }
.hss-tile .u { font-size: 0.95rem; color: var(--text-2); overflow-wrap: anywhere; }
button.hss-tile { font: inherit; border: 0; cursor: pointer; color: var(--text); border-radius: 0; }
button.hss-tile:hover { background: var(--surface-2); }
button.hss-tile[aria-pressed="true"] { background: color-mix(in srgb, var(--accent) 16%, var(--surface)); box-shadow: inset 0 -4px 0 var(--accent); }
button.hss-tile:focus-visible { outline-offset: -4px; }
.hss-list { list-style: none; padding: 0; margin: 0; border-top: 1px solid var(--rule); }
.hss-list li { display: flex; justify-content: space-between; gap: 1rem; padding: 0.7rem 0.2rem; border-bottom: 1px solid var(--rule); margin: 0; font-size: 1.1rem; }
.hss-list li[hidden] { display: none; }
.hss-list .st { font-weight: 700; color: var(--text-2); white-space: nowrap; }
.hss-status { font-weight: 700; margin-top: 0.9rem; font-size: 1.05rem; }

/* ---------- About ---------- */
.timeline { list-style: none; padding: 0; margin: 0; display: grid; gap: 0; }
.phase { display: grid; grid-template-columns: 11rem minmax(0, 1fr); gap: 0.5rem 2.5rem; padding-block: 2rem; border-top: 1px solid var(--rule); margin: 0; }
.phase .period { font-weight: 800; color: var(--signal); font-size: 1.05rem; }
.phase h3 { margin-bottom: 0.5rem; }
.phase ul { margin-top: 0.8rem; }
@media (max-width: 44rem) { .phase { grid-template-columns: 1fr; } }
.career-bar { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-block: 1.5rem 0.5rem; }
.principles { list-style: none; padding: 0; margin: 1.5rem 0 0; counter-reset: pr; display: grid; gap: 1px; background: rgba(255,255,255,0.18); border-radius: 14px; overflow: hidden; }
.principles li { counter-increment: pr; margin: 0; background: var(--band); padding: 1.2rem 1.4rem 1.2rem 4.25rem; position: relative; font-size: 1.35rem; font-weight: 600; color: var(--band-text) !important; line-height: 1.45; }
.principles li::before { content: counter(pr); position: absolute; left: 1.4rem; top: 1.15rem; font-weight: 800; color: var(--amber-300); font-size: 1.35rem; }
.cap-group { padding-block: 1.4rem; border-top: 1px solid rgba(255,255,255,0.18); display: grid; gap: 0.5rem 2.5rem; }
@media (min-width: 52rem) { .cap-group { grid-template-columns: 16rem minmax(0, 1fr); } }
.cap-group h3 { font-size: 1.25rem; }
.cap-group p { margin: 0 0 0.6rem; }
.cap-group .chips { display: flex; flex-wrap: wrap; gap: 0.4rem; }

/* ---------- AI stories ---------- */
.story { display: grid; gap: 1.5rem; grid-template-columns: 1fr; padding-block: 2rem; border-top: 1px solid var(--rule); position: relative; }
@media (min-width: 50rem) { .story { grid-template-columns: 16rem minmax(0, 1fr); } }
.story img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; border-radius: 12px; background: var(--surface-2); }
.story h3 a { color: var(--text); text-decoration-color: var(--rule); }
.story h3 a::after { content: ""; position: absolute; inset: 0; }
.story .part { font-weight: 800; color: var(--signal); font-size: 1rem; }
.story.soon { opacity: 1; }
.story.soon h3 { color: var(--text-2); }
.notice { border: 2px solid var(--signal); border-radius: 12px; padding: 1rem 1.2rem; background: var(--surface); }
.notice b { color: var(--signal); }

/* ---------- Projects ---------- */
.proj { display: grid; gap: 1.5rem 3rem; padding-block: 2.25rem; border-top: 1px solid var(--rule); align-items: start; }
@media (min-width: 56rem) { .proj { grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr); } .proj:nth-child(even) .proj-media { order: -1; } }
.proj-media img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; border-radius: 14px; border: 1px solid var(--rule); background: #1a1c20; }
.proj h3 { font-size: 1.6rem; margin-bottom: 0.6rem; }
.proj .row-meta { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-block: 0.8rem 1rem; }
.feature { display: grid; gap: 2rem; background: var(--surface); border: 1px solid var(--rule); border-radius: 22px; padding: clamp(1.5rem, 4vw, 3rem); }
@media (min-width: 60rem) { .feature { grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); align-items: center; } }
.feature img { width: 100%; border-radius: 14px; aspect-ratio: 16 / 10; object-fit: cover; background: var(--band); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; animation: none !important; scroll-behavior: auto !important; }
}
@media (prefers-reduced-motion: no-preference) { html { scroll-behavior: smooth; } }
@media print { .site-header, .site-footer, .toc-side, .toc-inline, .progress, .ruler, .settings { display: none !important; } body { background: #fff; } }