/* ==========================================================================
   PD Brief — stylesheet
   Built around long-form reading: high contrast, generous spacing, large
   touch targets, and a reader-controlled text size.
   ========================================================================== */

/* --- Design tokens ------------------------------------------------------ */
:root {
  --bg:            #fcfaf5;
  --bg-alt:        #f5f1e7;
  --surface:       #ffffff;
  --surface-alt:   #f8f4ec;
  --text:          #17150f;
  --text-soft:     #3d3830;
  --muted:         #6b6658;
  --border:        #e7e1d3;
  --border-strong: #d3cab6;
  --accent:        #8a3324;
  --accent-hover:  #6d2618;
  --accent-soft:   #f6ebe6;
  --accent-line:   #dcb5a9;
  --warn-soft:     #fbf1de;
  --warn-line:     #e0c186;
  --warn-ink:      #7f5410;
  --shadow-sm: 0 1px 2px rgba(22, 33, 30, .06), 0 1px 3px rgba(22, 33, 30, .04);
  --shadow-md: 0 2px 6px rgba(22, 33, 30, .06), 0 8px 24px rgba(22, 33, 30, .07);
  --radius: 2px;
  --radius-sm: 2px;
  --wrap: 1140px;
  --narrow: 720px;
  --font-sans: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-serif: "Source Serif 4", ui-serif, Georgia, "Iowan Old Style", "Times New Roman", serif;
  --step: 1rem;
}

:root[data-theme="dark"] {
  --bg:            #17150f;
  --bg-alt:        #1d1a13;
  --surface:       #211e16;
  --surface-alt:   #29251c;
  --text:          #ece7dc;
  --text-soft:     #ccc5b6;
  --muted:         #9d9584;
  --border:        #373227;
  --border-strong: #4a4335;
  --accent:        #e08a6e;
  --accent-hover:  #eda88f;
  --accent-soft:   #2e211b;
  --accent-line:   #5d4034;
  --warn-soft:     #2c2417;
  --warn-line:     #6b5527;
  --warn-ink:      #e6c58a;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, .3);
  --shadow-md: 0 2px 6px rgba(0, 0, 0, .28), 0 10px 28px rgba(0, 0, 0, .32);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg:            #17150f;
    --bg-alt:        #1d1a13;
    --surface:       #211e16;
    --surface-alt:   #29251c;
    --text:          #ece7dc;
    --text-soft:     #ccc5b6;
    --muted:         #9d9584;
    --border:        #373227;
    --border-strong: #4a4335;
    --accent:        #e08a6e;
    --accent-hover:  #eda88f;
    --accent-soft:   #2e211b;
    --accent-line:   #5d4034;
    --warn-soft:     #2c2417;
    --warn-line:     #6b5527;
    --warn-ink:      #e6c58a;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, .3);
    --shadow-md: 0 2px 6px rgba(0, 0, 0, .28), 0 10px 28px rgba(0, 0, 0, .32);
  }
}

/* Reader-controlled text size. */
:root[data-textsize="large"]  { --step: 1.125rem; }
:root[data-textsize="xlarge"] { --step: 1.28rem; }

/* --- Base --------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 5.5rem;
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; transition-duration: .001ms !important; }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: var(--step);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
main { flex: 1 0 auto; }

h1, h2, h3, h4 { line-height: 1.2; margin: 0 0 .5em; font-weight: 650; letter-spacing: -.015em; }
p { margin: 0 0 1.1em; }
a { color: var(--accent); text-decoration-thickness: 1.5px; text-underline-offset: .18em; }
a:hover { color: var(--accent-hover); }
img { max-width: 100%; height: auto; }
hr { border: 0; border-top: 1px solid var(--border); margin: 2.5rem 0; }
code {
  font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
  font-size: .88em; background: var(--surface-alt); padding: .15em .4em;
  border-radius: 5px; border: 1px solid var(--border);
}

:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
  border-radius: 3px;
}

.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;
}

.skip {
  position: absolute; left: 50%; transform: translateX(-50%) translateY(-200%);
  z-index: 200; background: var(--accent); color: #fff; padding: .8rem 1.4rem;
  border-radius: 0 0 var(--radius-sm) var(--radius-sm); font-weight: 600;
  text-decoration: none; transition: transform .15s ease;
}
.skip:focus { transform: translateX(-50%) translateY(0); color: #fff; }

.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 1.5rem; }
.wrap-narrow { max-width: var(--narrow); }
.center { text-align: center; }

/* --- Header ------------------------------------------------------------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: var(--bg);
  border-bottom: 1px solid var(--text);
}
@supports not (backdrop-filter: blur(1px)) { .site-header { background: var(--bg); } }

.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; min-height: 4.5rem;
}

.brand { display: flex; align-items: center; gap: .7rem; text-decoration: none; color: var(--text); }
.brand-mark {
  display: grid; place-items: center; width: 2.6rem; height: 2.6rem; flex: none;
  background: var(--accent); color: #fff; border-radius: 10px;
}
.brand-mark svg { width: 1.6rem; height: 1.6rem; }
.brand-text { display: flex; flex-direction: column; line-height: 1.15; }
.brand-name { font-weight: 700; font-size: 1.18em; letter-spacing: -.02em; }
.brand-sub { font-size: .74em; color: var(--muted); letter-spacing: .01em; }

.site-nav { display: flex; align-items: center; gap: .35rem; }
.nav-link {
  padding: .5rem .7rem; border-radius: var(--radius-sm); text-decoration: none;
  color: var(--text-soft); font-weight: 550; font-size: .95em; white-space: nowrap;
}
.nav-link:hover { background: var(--surface-alt); color: var(--text); }
.nav-link.current { color: var(--text); background: none; box-shadow: inset 0 -2px 0 var(--accent); border-radius: 0; }

.nav-tools { display: flex; align-items: center; gap: .5rem; margin-left: .6rem;
  padding-left: .8rem; border-left: 1px solid var(--border); }
.tool-group { display: flex; align-items: center; gap: .15rem; }
.tool-label { font-size: .72em; color: var(--muted); margin-right: .25rem; text-transform: uppercase;
  letter-spacing: .07em; font-weight: 600; }
.tool-btn {
  display: grid; place-items: center; min-width: 2.1rem; height: 2.1rem; padding: 0 .35rem;
  border: 1px solid var(--border); background: var(--surface); color: var(--text-soft);
  border-radius: 7px; cursor: pointer; font-family: inherit; font-weight: 650; line-height: 1;
}
.tool-btn:hover { border-color: var(--accent-line); color: var(--text); }
.tool-btn[data-size="normal"] { font-size: .75rem; }
.tool-btn[data-size="large"]  { font-size: .95rem; }
.tool-btn[data-size="xlarge"] { font-size: 1.15rem; }
.tool-btn.is-active { background: var(--accent); border-color: var(--accent); color: #fff; }
.theme-btn { font-size: 1rem; }
.theme-icon::before { content: "◐"; }

.nav-toggle {
  display: none; align-items: center; gap: .5rem; background: var(--surface);
  border: 1px solid var(--border); border-radius: var(--radius-sm); padding: .55rem .8rem;
  font-family: inherit; font-size: .9em; font-weight: 600; color: var(--text); cursor: pointer;
}
.nav-toggle-bars { display: grid; gap: 3px; }
.nav-toggle-bars span { display: block; width: 16px; height: 2px; background: currentColor; border-radius: 2px; }

@media (max-width: 900px) {
  .brand-sub { display: none; }
  .nav-toggle { display: flex; }
  .site-nav {
    position: absolute; top: 100%; left: 0; right: 0; flex-direction: column;
    align-items: stretch; gap: .2rem; padding: 1rem 1.5rem 1.4rem;
    background: var(--bg); border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow-md); display: none;
  }
  .site-nav.is-open { display: flex; }
  .nav-link { padding: .75rem .8rem; font-size: 1.02em; }
  .nav-tools { margin: .6rem 0 0; padding: .8rem 0 0; border-left: 0; border-top: 1px solid var(--border);
    justify-content: space-between; }
}

/* --- Buttons ------------------------------------------------------------ */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  padding: .72rem 1.3rem; border-radius: 2px; font-weight: 600; font-size: .95em;
  text-decoration: none; cursor: pointer; border: 1px solid transparent;
  font-family: inherit; transition: background .15s ease, border-color .15s ease, transform .1s ease;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-hover); color: #fff; }
.btn-quiet { background: var(--surface); color: var(--text); border-color: var(--border-strong); }
.btn-quiet:hover { border-color: var(--accent); color: var(--accent); }

/* --- Hero --------------------------------------------------------------- */
.hero {
  padding: clamp(2.5rem, 6vw, 4rem) 0 clamp(2rem, 4vw, 2.8rem);
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}
.eyebrow {
  font-size: .78em; font-weight: 700; letter-spacing: .14em; text-transform: uppercase;
  color: var(--accent); margin: 0 0 .9rem;
}
.eyebrow a { text-decoration: none; }
.hero-title {
  font-family: var(--font-serif); font-size: clamp(2.3rem, 5.6vw, 3.9rem);
  font-weight: 600; letter-spacing: -.03em; margin: 0 0 .3em; max-width: 19ch;
}
.hero-tagline {
  font-size: clamp(1.1rem, 2.4vw, 1.42rem); color: var(--text-soft);
  max-width: 46ch; line-height: 1.5; margin: 0 0 1.2rem;
}
.hero-note {
  font-size: .9em; color: var(--muted); margin: 0;
  padding-top: 1.1rem; border-top: 1px solid var(--border); display: inline-block;
}

/* --- Sections ----------------------------------------------------------- */
.latest, .recent, .explainer { padding: clamp(2.5rem, 6vw, 4rem) 0; }
.recent { background: var(--bg-alt); border-top: 1px solid var(--border); }
.section-head {
  display: flex; align-items: baseline; justify-content: space-between;
  gap: 1rem; margin-bottom: 1.8rem; flex-wrap: wrap;
}
.section-title {
  font-size: .82em; font-weight: 700; letter-spacing: .13em; text-transform: uppercase;
  color: var(--muted); margin: 0;
}
.section-link { font-size: .92em; font-weight: 600; text-decoration: none; }
.section-link:hover { text-decoration: underline; }

/* --- Feature card ------------------------------------------------------- */
.feature {
  background: none; border: 0; border-radius: 0; padding: 0; box-shadow: none;
}
.feature-title {
  font-family: var(--font-serif); font-size: clamp(1.7rem, 3.6vw, 2.5rem);
  font-weight: 600; letter-spacing: -.02em; margin: .3em 0 .45em;
}
.feature-title a { color: inherit; text-decoration: none; }
.feature-title a:hover { color: var(--accent); }
.feature-summary {
  font-size: 1.1em; color: var(--text-soft); line-height: 1.6; max-width: 62ch; margin-bottom: 1.4rem;
}
.feature .tags { margin-bottom: 1.6rem; }

.card-meta {
  display: flex; align-items: center; gap: .55rem; flex-wrap: wrap;
  font-size: .84em; color: var(--muted); font-variant-numeric: tabular-nums;
}
.issue-no {
  font-weight: 700; color: var(--accent); letter-spacing: .04em; text-transform: uppercase;
  font-size: .95em;
}
.dot { opacity: .5; }

/* --- Cards -------------------------------------------------------------- */
.card-grid {
  display: grid; gap: 0; grid-template-columns: 1fr;
  border-top: 1px solid var(--text);
}
.card {
  display: flex; flex-direction: column; background: none;
  border: 0; border-bottom: 1px solid var(--border); border-radius: 0;
  padding: 1.5rem 0; box-shadow: none;
}
.card:hover { border-color: var(--border); box-shadow: none; transform: none; }
.card-title { font-family: var(--font-serif); font-size: 1.32em; font-weight: 600; margin: .5em 0 .4em; }
.card-title a { color: inherit; text-decoration: none; }
.card-title a:hover { color: var(--accent); }
.card-summary { color: var(--text-soft); font-size: .95em; line-height: 1.55; margin-bottom: .9rem; }
.card-source { font-size: .84em; color: var(--muted); margin-bottom: 1rem; }
.card-source-label { font-weight: 650; color: var(--text-soft); }
.card-more { color: var(--accent); font-weight: 600; }
.card-foot { margin-top: auto; display: flex; flex-direction: column; gap: .9rem; }
.card-link { font-size: .9em; font-weight: 650; text-decoration: none; }
.card-link:hover { text-decoration: underline; }

/* --- Tags --------------------------------------------------------------- */
.tags { display: flex; flex-wrap: wrap; gap: .4rem; }
.tag {
  display: inline-block; padding: 0; border-radius: 0; background: none;
  color: var(--muted); border: 0; font-family: var(--font-sans);
  font-size: .72em; font-weight: 600; text-decoration: none;
  letter-spacing: .1em; text-transform: uppercase;
}
.tags { gap: 0; }
.tag + .tag::before { content: "·"; margin: 0 .5em; color: var(--border-strong); }
a.tag:hover { color: var(--accent); }
.tag-static { color: var(--muted); }

/* --- Explainer strip ---------------------------------------------------- */
.explainer { border-top: 1px solid var(--border); }
.explainer-grid { display: grid; gap: 2rem; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); }
.explainer-num {
  display: grid; place-items: center; width: 2.2rem; height: 2.2rem; border-radius: 50%;
  background: var(--accent-soft); color: var(--accent); font-weight: 700; font-size: .95em;
  margin-bottom: .9rem;
}
.explainer-item h3 { font-size: 1.1em; margin-bottom: .4em; }
.explainer-item p { color: var(--text-soft); font-size: .96em; margin: 0; }

/* --- Subscribe ---------------------------------------------------------- */
.subscribe { background: none; color: inherit; padding: 2.5rem 0 3.5rem; border-top: 1px solid var(--border); }
:root[data-theme="dark"] .subscribe { background: var(--accent-soft); color: var(--text); }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .subscribe { background: var(--accent-soft); color: var(--text); }
}
.subscribe-inner { text-align: center; }
.subscribe h2 { font-family: var(--font-serif); font-size: clamp(1.6rem, 3.5vw, 2.2rem); margin-bottom: .4em; }
.subscribe p { opacity: .92; max-width: 50ch; margin: 0 auto 1.6rem; }
.subscribe-actions { display: flex; gap: .8rem; justify-content: center; flex-wrap: wrap; }
.subscribe .btn-primary { background: #fff; color: var(--accent); }
.subscribe .btn-primary:hover { background: #eef7f6; color: var(--accent-hover); }
.subscribe .btn-quiet { background: transparent; color: #fff; border-color: rgba(255,255,255,.5); }
.subscribe .btn-quiet:hover { border-color: #fff; color: #fff; background: rgba(255,255,255,.1); }
:root[data-theme="dark"] .subscribe .btn-primary { background: var(--accent); color: #10221f; }
:root[data-theme="dark"] .subscribe .btn-quiet { color: var(--text); border-color: var(--border-strong); }

/* --- Page heads --------------------------------------------------------- */
.page-head {
  padding: clamp(2.5rem, 6vw, 4rem) 0 clamp(1.5rem, 3vw, 2.2rem);
  border-bottom: 1px solid var(--border); background: var(--bg-alt);
}
.page-head h1 { font-family: var(--font-serif); font-size: clamp(2.1rem, 5vw, 3.1rem); font-weight: 600; }
.page-lede { font-size: 1.08em; color: var(--text-soft); max-width: 60ch; margin: 0; }

/* --- Issue page --------------------------------------------------------- */
.issue-header { padding: clamp(2.5rem, 6vw, 4rem) 0 1.8rem; }
.issue-crumbs { font-size: .85em; color: var(--muted); margin-bottom: 1.2rem; display: flex; gap: .5rem; }
.issue-crumbs a { text-decoration: none; font-weight: 600; }
.issue-crumbs a:hover { text-decoration: underline; }
.issue-title {
  font-family: var(--font-serif); font-size: clamp(2rem, 5.2vw, 3.1rem);
  font-weight: 600; letter-spacing: -.025em; margin-bottom: .35em;
}
.issue-summary { font-size: 1.15em; color: var(--text-soft); line-height: 1.55; margin-bottom: 1.3rem; }
.issue-meta {
  display: flex; align-items: center; gap: .55rem; font-size: .88em; color: var(--muted);
  padding-bottom: 1.1rem; margin-bottom: 1.1rem; border-bottom: 1px solid var(--border);
}
.issue-body { padding-bottom: 3rem; }

/* --- Table of contents -------------------------------------------------- */
.toc {
  background: none; border: 0; border-left: 2px solid var(--border-strong);
  border-radius: 0; padding: .1rem 0 .1rem 1.2rem; margin: 0 0 2.6rem;
}
.toc-head {
  font-size: .76em; font-weight: 700; letter-spacing: .1em; text-transform: uppercase;
  color: var(--muted); margin: 0 0 .7rem;
}
.toc ul { list-style: none; margin: 0; padding: 0; display: grid; gap: .35rem; }
.toc a { text-decoration: none; font-size: .95em; font-weight: 550; }
.toc a:hover { text-decoration: underline; }
.toc-l3 { padding-left: 1.1rem; font-size: .95em; }
.toc-l3 a { font-weight: 400; color: var(--text-soft); }

/* --- Prose -------------------------------------------------------------- */
.prose { font-family: var(--font-serif); font-size: 1.14em; line-height: 1.75; color: var(--text); }
.prose > h2 {
  font-family: var(--font-serif); font-size: 1.5em; font-weight: 600;
  margin: 2.4em 0 .5em; letter-spacing: -.015em; scroll-margin-top: 6rem;
  padding-top: .9em; border-top: 1px solid var(--border);
}
.prose > h2:first-child { margin-top: 0; }
.prose > h3 {
  font-family: var(--font-serif); font-size: 1.2em; font-weight: 600;
  margin: 2em 0 .5em; color: var(--text); scroll-margin-top: 6rem;
}
.prose p { margin: 0 0 1.25em; }
.prose > p:first-of-type { font-size: 1.06em; }
.prose ul, .prose ol { margin: 0 0 1.4em; padding-left: 1.4em; }
.prose li { margin-bottom: .55em; padding-left: .2em; }
.prose li::marker { color: var(--accent); }
.prose blockquote {
  margin: 1.8em 0; padding: .3em 0 .3em 1.5rem; border-left: 3px solid var(--accent-line);
  color: var(--text-soft); font-style: italic;
}
.prose blockquote p:last-child { margin-bottom: 0; }
.prose a { font-weight: 550; }
.prose figure { margin: 2em 0; }
.prose figcaption {
  font-family: var(--font-sans); font-size: .82em; color: var(--muted);
  margin-top: .7rem; text-align: center; line-height: 1.5;
}
.prose img { border-radius: var(--radius-sm); border: 1px solid var(--border); }
.prose .ext::after {
  content: "↗"; font-size: .75em; vertical-align: super; margin-left: .12em; opacity: .65;
}

/* --- Tables ------------------------------------------------------------- */
.table-wrap { overflow-x: auto; margin: 2em 0; border: 1px solid var(--border); border-radius: var(--radius-sm); }
.prose table { border-collapse: collapse; width: 100%; font-family: var(--font-sans); font-size: .9em; }
.prose th, .prose td { padding: .8rem 1rem; text-align: left; border-bottom: 1px solid var(--border); }
.prose thead th {
  background: var(--surface-alt); font-size: .82em; text-transform: uppercase;
  letter-spacing: .06em; color: var(--muted); font-weight: 700; white-space: nowrap;
}
.prose tbody th { font-weight: 650; }
.prose tbody tr:last-child th, .prose tbody tr:last-child td { border-bottom: 0; }

/* --- Callouts ----------------------------------------------------------- */
.callout {
  margin: 2em 0; padding: .2rem 0 .2rem 1.4rem; border-radius: 0;
  background: none; border: 0;
  border-left: 3px solid var(--border-strong); font-family: var(--font-sans); font-size: .95em;
}
.callout p:last-child { margin-bottom: 0; }
.callout-label {
  font-size: .74em; font-weight: 700; letter-spacing: .11em; text-transform: uppercase;
  color: var(--muted); margin: 0 0 .55rem;
}
.callout-key { background: none; border-left-color: var(--accent); }
.callout-key .callout-label { color: var(--accent); }
.callout-plain { background: none; border-left-color: var(--accent); }
.callout-plain .callout-label { color: var(--accent); }
.callout-caution { background: none; border-left-color: var(--warn-line); }
.callout-caution .callout-label { color: var(--warn-ink); }

/* --- Glossary term buttons --------------------------------------------- */
.gloss {
  font: inherit; color: inherit; background: none; border: 0; padding: 0 .04em; margin: 0;
  cursor: help; text-decoration: underline dotted var(--accent);
  text-decoration-thickness: 1.5px; text-underline-offset: .2em;
}
.gloss:hover { background: var(--accent-soft); border-radius: 3px; }
.gloss[aria-expanded="true"] { background: var(--accent-soft); border-radius: 3px; }

.gloss-pop {
  position: absolute; z-index: 150; max-width: min(22rem, calc(100vw - 2rem));
  background: var(--surface); border: 1px solid var(--accent-line);
  border-radius: var(--radius-sm); padding: 1rem 2.2rem 1rem 1.1rem;
  box-shadow: var(--shadow-md); font-family: var(--font-sans); font-size: .92rem;
}
.gloss-pop[hidden] { display: none; }
.gloss-term { font-weight: 700; margin: 0 0 .3rem; color: var(--accent); font-size: .95em; }
.gloss-def { margin: 0; color: var(--text-soft); line-height: 1.5; }
.gloss-close {
  position: absolute; top: .35rem; right: .45rem; background: none; border: 0;
  font-size: 1.3rem; line-height: 1; color: var(--muted); cursor: pointer; padding: .2rem .4rem;
}
.gloss-close:hover { color: var(--text); }

/* --- Source papers box -------------------------------------------------- */
.papers {
  margin: 3rem 0 0; padding: 1.4rem 0 0; background: none;
  border: 0; border-top: 1px solid var(--text); border-radius: 0;
}
.papers-head {
  font-size: .78em; font-weight: 700; letter-spacing: .11em; text-transform: uppercase;
  color: var(--muted); margin: 0 0 1rem;
}
.paper-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 1.2rem; }
.paper { padding-left: 1rem; border-left: 3px solid var(--accent-line); }
.paper-title { font-weight: 650; margin: 0 0 .3rem; line-height: 1.4; }
.paper-title a { text-decoration: none; }
.paper-title a:hover { text-decoration: underline; }
.paper-meta { font-size: .9em; color: var(--muted); margin: 0 0 .25rem; }
.paper-doi { font-size: .84em; color: var(--muted); margin: 0; word-break: break-word; }
.papers-note { font-size: .86em; color: var(--muted); margin: 1.2rem 0 0; padding-top: 1rem;
  border-top: 1px solid var(--border); }
.access {
  display: inline-block; font-size: .7em; font-weight: 700; text-transform: uppercase;
  letter-spacing: .06em; padding: .15em .5em; border-radius: 4px; vertical-align: middle;
  margin-left: .3em; white-space: nowrap;
}
.access-open { background: var(--accent-soft); color: var(--accent); }
.access-closed { background: var(--warn-soft); color: var(--warn-ink); }

/* --- Pager -------------------------------------------------------------- */
.pager {
  display: grid; grid-template-columns: 1fr 1fr; gap: 1rem;
  margin: 3rem 0 4rem; padding-top: 2rem; border-top: 1px solid var(--border);
}
.pager-item {
  display: flex; flex-direction: column; gap: .3rem; padding: 0;
  background: none; border: 0; border-radius: 0;
  text-decoration: none; color: var(--text);
}
.pager-item:hover .pager-title { text-decoration: underline; }
.pager-next { text-align: right; }
.pager-label { font-size: .78em; font-weight: 700; letter-spacing: .07em; text-transform: uppercase;
  color: var(--accent); }
.pager-title { font-family: var(--font-serif); font-size: 1.02em; line-height: 1.35; }
@media (max-width: 640px) { .pager { grid-template-columns: 1fr; } .pager-next { text-align: left; } }

/* --- Archive ------------------------------------------------------------ */
.archive { padding: 2.5rem 0 4rem; }
.archive-controls { display: grid; gap: 1rem; margin-bottom: 1.2rem; }
.search-wrap { position: relative; }
.search-wrap input {
  width: 100%; padding: .85rem 1.1rem; font: inherit; font-size: 1em;
  background: var(--surface); color: var(--text);
  border: 1px solid var(--border-strong); border-radius: var(--radius-sm);
}
.search-wrap input:focus { border-color: var(--accent); outline: 3px solid var(--accent-soft); outline-offset: 0; }
.search-wrap input::placeholder { color: var(--muted); }
.filters { display: flex; flex-wrap: wrap; gap: .45rem; }
.filter {
  padding: .4rem .8rem; border-radius: 2px; border: 1px solid var(--border-strong);
  background: var(--surface); color: var(--text-soft); font: inherit; font-size: .87em;
  font-weight: 600; cursor: pointer;
}
.filter:hover { border-color: var(--accent); color: var(--accent); }
.filter.is-active { background: var(--accent); border-color: var(--accent); color: #fff; }
.results-count { font-size: .87em; color: var(--muted); margin: 0 0 1.5rem; }

.arch-year { margin-bottom: 2.5rem; }
.year-head {
  font-size: .84em; font-weight: 700; letter-spacing: .13em; color: var(--muted);
  padding-bottom: .6rem; margin-bottom: .3rem; border-bottom: 1px solid var(--border);
}
.arch-list { list-style: none; margin: 0; padding: 0; }
.arch-row { border-bottom: 1px solid var(--border); }
.arch-row[hidden] { display: none; }
.arch-link {
  display: grid; grid-template-columns: 4.5rem 1fr auto; gap: 1.2rem; align-items: start;
  padding: 1.4rem .6rem; text-decoration: none; color: var(--text); border-radius: var(--radius-sm);
}
.arch-link:hover { background: var(--surface-alt); color: var(--text); }
.arch-no {
  font-size: .78em; font-weight: 700; color: var(--accent); letter-spacing: .05em;
  padding-top: .3em; font-variant-numeric: tabular-nums;
}
.arch-no::before { content: "Issue "; font-weight: 600; color: var(--muted); }
.arch-main { display: flex; flex-direction: column; gap: .45rem; min-width: 0; }
.arch-title { font-family: var(--font-serif); font-size: 1.24em; font-weight: 600; line-height: 1.3; }
.arch-link:hover .arch-title { color: var(--accent); }
.arch-summary { font-size: .92em; color: var(--text-soft); line-height: 1.5; }
.arch-date { font-size: .85em; color: var(--muted); white-space: nowrap; padding-top: .4em;
  font-variant-numeric: tabular-nums; }
@media (max-width: 720px) {
  .arch-link { grid-template-columns: 1fr; gap: .5rem; }
  .arch-date { padding-top: 0; }
  .arch-no::before { content: "Issue "; }
}
.no-results { text-align: center; color: var(--muted); padding: 3rem 1rem; font-size: 1.02em; }

/* --- Topics ------------------------------------------------------------- */
.topic-grid {
  display: grid; gap: 0; padding: 2rem 0 4rem; grid-template-columns: 1fr;
  border-top: 1px solid var(--text);
}
.topic-card {
  display: block; padding: 1.3rem 0; background: none; border: 0;
  border-bottom: 1px solid var(--border); border-radius: 0;
  text-decoration: none; color: var(--text); box-shadow: none;
}
.topic-card:hover { color: var(--accent); }
.topic-name { font-family: var(--font-serif); font-size: 1.25em; margin: 0 0 .35em; }
.topic-card:hover .topic-name { color: var(--accent); }
.topic-count { font-size: .85em; font-weight: 650; color: var(--accent); margin: 0 0 .2em; }
.topic-latest { font-size: .84em; color: var(--muted); margin: 0; }

/* --- Glossary page ------------------------------------------------------ */
.gl-jump { display: flex; flex-wrap: wrap; gap: .3rem; padding: 2rem 0 1.2rem; }
.gl-jump a {
  display: grid; place-items: center; min-width: 2.2rem; height: 2.2rem;
  border: 1px solid var(--border); border-radius: 6px; text-decoration: none;
  font-weight: 650; font-size: .9em; background: var(--surface);
}
.gl-jump a:hover { border-color: var(--accent); background: var(--accent-soft); }
.gl-search-wrap { margin-bottom: 2rem; }
.gl-group { margin-bottom: 2.5rem; }
.gl-group[hidden] { display: none; }
.gl-letter {
  font-size: 1.5em; font-family: var(--font-serif); color: var(--accent);
  padding-bottom: .3rem; border-bottom: 2px solid var(--accent-line); margin-bottom: 1.2rem;
  scroll-margin-top: 6rem;
}
.gl-list { margin: 0; }
.gl-entry { padding: 1rem 0; border-bottom: 1px solid var(--border); }
.gl-entry[hidden] { display: none; }
.gl-entry dt { font-weight: 700; font-size: 1.05em; margin-bottom: .3rem; }
.gl-entry dd { margin: 0; color: var(--text-soft); line-height: 1.6; }

/* --- 404 and empty states ---------------------------------------------- */
.notfound { padding: 4rem 0 3rem; text-align: center; }
.notfound h1 { font-family: var(--font-serif); font-size: clamp(2rem, 5vw, 3rem); }
.notfound .page-lede { margin: 0 auto 2rem; }
.empty { padding: 5rem 0; text-align: center; }
.empty-note { color: var(--muted); padding: 2rem 0; }

/* --- Footer ------------------------------------------------------------- */
.site-footer {
  margin-top: auto; background: var(--bg-alt); border-top: 1px solid var(--border);
  padding: clamp(2.5rem, 5vw, 3.5rem) 0 2rem; font-size: .94em;
}
.footer-grid {
  display: grid; gap: 2rem; padding-bottom: 2.5rem;
  grid-template-columns: minmax(240px, 2fr) 1fr 1fr;
}
@media (max-width: 720px) { .footer-grid { grid-template-columns: 1fr 1fr; } .footer-about { grid-column: 1 / -1; } }
.footer-name { font-family: var(--font-serif); font-size: 1.3em; font-weight: 600; margin: 0 0 .5rem; }
.footer-blurb { color: var(--muted); max-width: 42ch; margin: 0; font-size: .96em; line-height: 1.6; }
.footer-head {
  font-size: .74em; font-weight: 700; letter-spacing: .11em; text-transform: uppercase;
  color: var(--muted); margin: 0 0 .8rem;
}
.footer-col { display: flex; flex-direction: column; }
.footer-col a { display: block; padding: .3rem 0; text-decoration: none; color: var(--text-soft); font-weight: 500; }
.footer-col a:hover { color: var(--accent); text-decoration: underline; }
.footer-bottom { border-top: 1px solid var(--border); padding-top: 1.8rem; }
.disclaimer {
  background: none; border: 0; border-left: 3px solid var(--warn-line); border-radius: 0;
  padding: .1rem 0 .1rem 1.1rem; font-size: .92em; color: var(--text);
  max-width: 78ch; line-height: 1.6;
}
.disclaimer strong { color: var(--warn-ink); }
.copyright { color: var(--muted); font-size: .86em; line-height: 1.6; margin: 0; max-width: 78ch; }

/* --- Print -------------------------------------------------------------- */
@media print {
  .site-header, .site-footer, .pager, .toc, .subscribe, .skip, .gloss-pop { display: none !important; }
  body { background: #fff; color: #000; font-size: 11pt; }
  .prose { font-size: 11pt; }
  .wrap { max-width: none; padding: 0; }
  a { text-decoration: none; color: #000; }
  .prose a::after { content: " (" attr(href) ")"; font-size: 9pt; color: #555; }
  .gloss { text-decoration: none; }
}

/* --- Ask a question ----------------------------------------------------- */
.ask-page { padding: 2.5rem 0 4rem; }
.ask-what { margin-bottom: 2.5rem; }
.ask-what h2 { font-size: 1.15em; margin-bottom: .8em; }
.ask-list { list-style: none; margin: 0; padding: 0; display: grid; gap: .9rem; }
.ask-list li {
  padding-left: 1.1rem; border-left: 3px solid var(--accent-line);
  color: var(--text-soft); line-height: 1.6;
}
.ask-list strong { color: var(--text); }

.form-frame {
  border: 1px solid var(--border); border-radius: var(--radius);
  overflow: hidden; background: var(--surface); margin-bottom: 1rem;
}
.form-frame iframe { display: block; width: 100%; border: 0; }
.form-note { font-size: .87em; color: var(--muted); line-height: 1.6; margin: 0 0 2.5rem; }
.form-cta {
  text-align: left; padding: 1.6rem 0 0; margin-bottom: 2.5rem;
  background: none; border: 0; border-top: 1px solid var(--border); border-radius: 0;
}
.form-cta .form-note { margin: 1rem 0 0; }
.btn-big { font-size: 1.05em; padding: .95rem 1.9rem; }

/* The invitation at the foot of each issue */
.ask-invite {
  margin: 3rem 0 0; padding: 1.6rem 0 0; border-radius: 0;
  background: none; border: 0; border-top: 1px solid var(--border); text-align: left;
}
.ask-invite-head {
  font-family: var(--font-serif); font-size: 1.35em; font-weight: 600;
  margin: 0 0 .5em; color: var(--text);
}
.ask-invite p {
  color: var(--text-soft); max-width: 52ch; margin: 0 0 1.2rem;
  font-size: .97em; line-height: 1.6;
}

/* --- Editorial layout: details the restyled rules above depend on -------- */
.brand { align-items: baseline; }
.brand-name { font-family: var(--font-serif); font-size: 1.5em; font-weight: 700; letter-spacing: -.02em; }
.brand-sub { font-size: .72em; letter-spacing: .04em; }

.hero-title { font-weight: 700; }
.feature-title { margin-top: .25em; }
.feature-more { margin: 1.4rem 0 0; font-family: var(--font-sans); font-size: .92em; font-weight: 600; }
.feature-more a { text-decoration: none; }
.feature-more a:hover { text-decoration: underline; }
.feature .tags { margin-bottom: 0; }

/* Ruled entry rows */
.card:last-child { border-bottom: 0; }
.card-title { font-size: 1.4em; }
.card-foot { margin-top: .9rem; }
.card-link { display: none; }          /* the headline is already the link */
.recent { background: none; border-top: 1px solid var(--border); }
.topic-card:last-child { border-bottom: 0; }

/* Callout labels carry the colour now that the boxes are gone */
.callout-key, .callout-plain { border-left-color: var(--accent); }
.callout-caution { border-left-color: var(--warn-line); }

/* Quiet closing note */
.subscribe-inner { text-align: left; }
.subscribe-inner p { font-family: var(--font-sans); font-size: .95em; color: var(--muted); margin: 0; }
.subscribe-inner a { color: var(--text); }

/* Archive rows sit on the same hairline grid */
.arch-link:hover { background: none; }
.arch-link:hover .arch-title { text-decoration: underline; }

/* The first section heading in an issue needs no rule above it */
.prose > h2:first-child { padding-top: 0; border-top: 0; }