/* ==========================================================================
   Writing — index, topics and articles. Loaded after style.css.
   ========================================================================== */

:root {
  --read: "Newsreader", "Iowan Old Style", Georgia, serif;
  --text: #1f1d1a;
  --measure: 680px;
}

.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;
}

/* Reveal on scroll (only when JS is running). */
.js .reveal { opacity: 0; transform: translateY(24px); transition: opacity 1s var(--ease), transform 1.1s var(--ease); }
.js .reveal.is-in { opacity: 1; transform: none; }

/* Reading progress */
.progress { position: fixed; top: 0; left: 0; right: 0; height: 2px; z-index: 85; pointer-events: none; }
.progress span { display: block; height: 100%; background: var(--accent); transform: scaleX(0); transform-origin: left; }
body:not(.is-article) .progress { display: none; }

/* Shared bits */
.crumbs { display: flex; gap: 10px; color: var(--muted); }
.crumbs a { transition: color 0.3s; }
.crumbs a:hover { color: var(--accent); }
.writing sup { font-family: var(--mono); font-size: 0.6em; letter-spacing: 0.04em; color: var(--muted); vertical-align: 0.6em; margin-left: 2px; }

/* ==========================================================================
   Index + topic pages
   ========================================================================== */
.w-head { padding: clamp(140px, 16vw, 220px) var(--gutter) clamp(56px, 7vw, 96px); }
.w-head__meta { display: flex; justify-content: space-between; gap: 16px; color: var(--muted); margin-bottom: clamp(32px, 5vw, 64px); }
.w-head__meta a { text-decoration: underline; text-underline-offset: 3px; }
.w-head__meta a:hover { color: var(--accent); }
.w-head__title {
  font-family: var(--read);
  font-optical-sizing: auto;
  font-weight: 330;
  font-size: clamp(2.9rem, 7.4vw, 7.6rem);
  line-height: 0.96;
  letter-spacing: -0.035em;
  max-width: 15ch;
  text-wrap: balance;
}
.w-head__title em, .featured__title em, .post__title em { font-family: var(--read); font-style: italic; letter-spacing: -0.03em; }
.w-head__dek {
  margin-top: clamp(24px, 3vw, 40px);
  font-family: var(--read);
  font-style: italic;
  font-size: clamp(1.2rem, 1.9vw, 1.6rem);
  line-height: 1.35;
  color: var(--muted);
  max-width: 34ch;
  text-wrap: pretty;
}

.featured { margin: 0 var(--gutter) clamp(64px, 8vw, 120px); border-top: 1px solid var(--ink); border-bottom: 1px solid var(--line); }
.featured__link { display: grid; grid-template-columns: 1fr 3fr; gap: 12px 24px; padding: clamp(32px, 4vw, 56px) 0; }
.featured__kicker { color: var(--accent); grid-row: span 3; }
.featured__title {
  font-family: var(--read);
  font-weight: 380;
  font-size: clamp(2.2rem, 4.8vw, 4.6rem);
  line-height: 1;
  letter-spacing: -0.03em;
  max-width: 18ch;
  text-wrap: balance;
  transition: color 0.4s;
}
.featured__dek { font-family: var(--read); font-size: clamp(1.1rem, 1.5vw, 1.35rem); line-height: 1.45; color: var(--muted); max-width: 46ch; text-wrap: pretty; }
.featured__meta { color: var(--muted); margin-top: 12px; }
.featured__meta i { display: inline-block; font-style: normal; margin-left: 6px; transition: transform 0.5s var(--ease); }
.featured__link:hover .featured__title { color: var(--accent); }
.featured__link:hover .featured__meta i { transform: translateX(6px); }

.w-body { display: grid; grid-template-columns: 1fr 3fr; gap: 24px; padding: 0 var(--gutter); align-items: start; }
.w-rail { position: sticky; top: 100px; display: grid; gap: 36px; }
.topics__label { display: block; color: var(--muted); margin-bottom: 12px; }
.topics ul { display: grid; gap: 2px; }
.topics a { display: inline-flex; align-items: baseline; gap: 4px; padding: 4px 0 4px 16px; position: relative; font-size: 15px; color: var(--muted); transition: color 0.3s; }
.topics a::before { content: ""; position: absolute; left: 0; top: 50%; width: 6px; height: 6px; margin-top: -3px; border-radius: 50%; background: var(--accent); transform: scale(0); transition: transform 0.4s var(--ease); }
.topics a:hover, .topics a[aria-current] { color: var(--ink); }
.topics a[aria-current]::before { transform: scale(1); }
.topics a.is-empty { opacity: 0.45; }

.filter { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
.filter .topics__label { width: 100%; }
.filter__btn {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.06em; text-transform: uppercase;
  padding: 6px 12px; border: 1px solid var(--line); border-radius: 999px; color: var(--muted);
  transition: background 0.3s, color 0.3s, border-color 0.3s;
}
.filter__btn sup { font-size: 0.8em; }
.filter__btn:hover { border-color: var(--ink); color: var(--ink); }
.filter__btn[aria-pressed="true"] { background: var(--ink); border-color: var(--ink); color: var(--cream); }
.filter__btn[aria-pressed="true"] sup { color: rgba(246, 242, 233, 0.6); }

.year + .year { margin-top: clamp(48px, 6vw, 80px); }
.year__label { color: var(--muted); padding-bottom: 12px; border-bottom: 1px solid var(--ink); }
.year__label .mono { font-weight: 400; }
.entry { border-bottom: 1px solid var(--line); }
.entry[hidden] { display: none; }
.entry__link { display: grid; grid-template-columns: 72px 1fr auto; gap: 24px; align-items: baseline; padding: clamp(20px, 2.4vw, 30px) 0; }
.entry__date { color: var(--muted); transition: color 0.3s; }
.entry__main { display: grid; gap: 6px; }
.entry__title {
  font-family: var(--read);
  font-weight: 400;
  font-size: clamp(1.45rem, 2.3vw, 2.1rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
  text-wrap: balance;
  transition: transform 0.6s var(--ease);
}
.entry__dek { color: var(--muted); font-size: 15px; line-height: 1.45; max-width: 58ch; text-wrap: pretty; }
.entry__meta { display: grid; gap: 2px; justify-items: end; text-align: right; color: var(--muted); }
.entry__link:hover .entry__title { transform: translateX(10px); }
.entry__link:hover .entry__date { color: var(--accent); }
.w-empty { color: var(--muted); padding: 32px 0; }

.series {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 32px;
  margin: clamp(80px, 10vw, 140px) var(--gutter) 0;
  padding: clamp(28px, 4vw, 56px);
  background: var(--paper-2);
  border-radius: 6px;
}
.series__title { font-family: var(--read); font-style: italic; font-weight: 380; font-size: clamp(1.9rem, 3.4vw, 3rem); line-height: 1; letter-spacing: -0.025em; margin: 14px 0 12px; }
.series__blurb { color: var(--muted); max-width: 40ch; }
.series__list li { border-top: 1px solid var(--line); }
.series__list li:last-child { border-bottom: 1px solid var(--line); }
.series__list a { display: grid; grid-template-columns: 84px 1fr auto; gap: 16px; align-items: baseline; padding: 16px 0; font-family: var(--read); font-size: 1.2rem; line-height: 1.2; }
.series__list .mono { color: var(--accent); }
.series__list i { font-style: normal; transition: transform 0.5s var(--ease); }
.series__list a:hover i { transform: translateX(6px); }
.series__list li[aria-current] a { color: var(--muted); }
.series__list li[aria-current] i::before { content: "●"; color: var(--accent); font-size: 0.6em; }
.series__list li[aria-current] i { font-size: 0; }
.series__list li[aria-current] i::before { font-size: 10px; }

/* ==========================================================================
   Article
   ========================================================================== */
.post__head {
  max-width: calc(var(--measure) + 520px);
  margin: 0 auto;
  padding: clamp(140px, 15vw, 210px) var(--gutter) clamp(40px, 5vw, 64px);
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  column-gap: 48px;
}
.post__head > * { grid-column: 2; }
.post__head .crumbs { margin-bottom: clamp(28px, 4vw, 48px); }
.post__series { color: var(--accent); margin-bottom: 18px; }
.post__title {
  font-family: var(--read);
  font-optical-sizing: auto;
  font-weight: 360;
  font-size: clamp(2.6rem, 6.2vw, 5.9rem);
  line-height: 0.98;
  letter-spacing: -0.035em;
  max-width: 16ch;
  text-wrap: balance;
}
.post__dek {
  margin-top: clamp(20px, 2.6vw, 32px);
  font-family: var(--read);
  font-style: italic;
  font-weight: 340;
  font-size: clamp(1.25rem, 2vw, 1.65rem);
  line-height: 1.34;
  color: var(--muted);
  max-width: 34ch;
  text-wrap: pretty;
}
.post__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 40px;
  margin: clamp(32px, 4vw, 48px) 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--ink);
  max-width: var(--measure);
}
.post__meta dt { color: var(--muted); }
.post__meta dd { margin: 2px 0 0; color: var(--ink); }

.post__hero { margin: 0 var(--gutter) clamp(48px, 6vw, 80px); border-radius: 6px; overflow: hidden; }
.post__hero img { width: 100%; max-height: 78vh; object-fit: cover; }

.post__grid {
  max-width: calc(var(--measure) + 520px);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: grid;
  grid-template-columns: 220px minmax(0, var(--measure));
  column-gap: 48px;
  align-items: start;
}

/* Contents */
.toc { position: sticky; top: 110px; font-size: 14px; line-height: 1.35; }
.toc__label { display: block; color: var(--muted); margin-bottom: 14px; }
.toc li { counter-increment: toc; }
.toc a { position: relative; display: block; padding: 6px 0 6px 22px; color: var(--muted); transition: color 0.3s; text-wrap: balance; }
.toc a::before { content: counter(toc, decimal-leading-zero); position: absolute; left: 0; top: 7px; font-family: var(--mono); font-size: 10px; letter-spacing: 0.04em; color: var(--muted); }
.toc a:hover { color: var(--ink); }
.toc a.is-active { color: var(--ink); }
.toc a.is-active::before { color: var(--accent); }
.toc ol { counter-reset: toc; border-left: 1px solid var(--line); padding-left: 14px; }

/* ---------- Prose: the words themselves ---------- */
.prose {
  font-family: var(--read);
  font-optical-sizing: auto;
  font-weight: 380;
  font-size: clamp(19px, 0.55vw + 15.5px, 22px);
  line-height: 1.62;
  color: var(--text);
  font-kerning: normal;
  font-variant-ligatures: common-ligatures contextual;
  font-variant-numeric: oldstyle-nums proportional-nums;
  hanging-punctuation: first allow-end last;
  text-wrap: pretty;
  overflow-wrap: break-word;
  min-width: 0;
}
.prose > * + * { margin-top: 1.05em; }
.prose em { font-family: inherit; letter-spacing: inherit; font-style: italic; }
.prose strong { font-weight: 600; }

/* Opening: drop cap and small-caps first line. */
.prose > p:first-child::first-line { font-variant-caps: all-small-caps; letter-spacing: 0.045em; font-weight: 450; }
.prose > p:first-child::first-letter {
  float: left;
  font-size: 4.35em;
  line-height: 0.82;
  font-weight: 420;
  margin: 0.07em 0.1em -0.05em -0.04em;
  color: var(--accent);
  font-variant-caps: normal;
  letter-spacing: 0;
}

.prose a { text-decoration: underline; text-decoration-color: color-mix(in srgb, var(--accent) 55%, transparent); text-decoration-thickness: 1px; text-underline-offset: 0.2em; transition: text-decoration-color 0.3s, color 0.3s; }
.prose a:hover { color: var(--accent); text-decoration-color: var(--accent); }

.prose h2, .prose h3 { position: relative; text-wrap: balance; }
.prose h2 {
  margin-top: 2.3em;
  font-family: var(--sans);
  font-weight: 500;
  font-size: 1.34em;
  line-height: 1.12;
  letter-spacing: -0.03em;
  color: var(--ink);
}
.prose h3 { margin-top: 1.8em; font-style: italic; font-weight: 450; font-size: 1.14em; line-height: 1.25; }
.prose h2 + *, .prose h3 + * { margin-top: 0.6em; }
.prose .anchor {
  position: absolute; left: -1.1em; top: 0.05em;
  font-family: var(--read); font-weight: 400; color: var(--accent);
  opacity: 0; transition: opacity 0.3s; text-decoration: none;
}
.prose h2:hover .anchor, .prose h3:hover .anchor { opacity: 1; }

.prose ul, .prose ol { padding-left: 1.3em; }
.prose ul { list-style: none; }
.prose ul > li { position: relative; }
.prose ul > li::before { content: "—"; position: absolute; left: -1.3em; color: var(--accent); }
.prose ol { list-style: decimal-leading-zero; }
.prose ol > li::marker { font-family: var(--mono); font-size: 0.66em; color: var(--accent); letter-spacing: 0.04em; }
.prose li + li { margin-top: 0.45em; }
.prose li { padding-left: 0.2em; }

.prose blockquote {
  margin: 1.8em 0;
  padding: 0.1em 0 0.1em 1.1em;
  border-left: 2px solid var(--accent);
  font-style: italic;
  font-weight: 350;
  font-size: 1.24em;
  line-height: 1.38;
  color: var(--ink);
}
.prose blockquote p + p { margin-top: 0.6em; }

/* Pull quote: in the margin on wide screens, inline elsewhere. */
.prose aside.pull {
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.62em;
  line-height: 1.08;
  letter-spacing: -0.01em;
  color: var(--accent);
  text-wrap: balance;
  padding: 0.9em 0;
  margin: 1.6em 0;
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--line);
}

.prose hr {
  border: 0;
  height: auto;
  margin: 2.6em 0;
  text-align: center;
  overflow: visible;
}
.prose hr::before { content: "• • •"; color: var(--accent); font-size: 0.9em; letter-spacing: 0.9em; padding-left: 0.9em; }

.prose figure { margin: 2.2em 0; }
.prose figure img { width: 100%; border-radius: 4px; }
.prose figcaption { margin-top: 10px; font-family: var(--mono); font-size: 11px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); }

.prose code { font-family: var(--mono); font-size: 0.8em; background: var(--paper-2); padding: 0.12em 0.35em; border-radius: 3px; }
.prose pre { background: var(--ink); color: var(--cream); padding: 1.2em 1.4em; border-radius: 6px; overflow-x: auto; font-size: 0.78em; line-height: 1.6; }
.prose pre code { background: none; padding: 0; font-size: 1em; }

.prose sup { font-family: var(--mono); font-size: 0.6em; vertical-align: 0.7em; margin-left: 1px; }
.prose sup a { text-decoration: none; color: var(--accent); }
.prose .footnotes { margin-top: 3em; padding-top: 1.2em; border-top: 1px solid var(--line); font-size: 0.82em; line-height: 1.5; color: var(--muted); }
.prose .footnotes ol { padding-left: 1.6em; }
.prose .footnotes [data-footnote-backref] { text-decoration: none; margin-left: 4px; }

/* ---------- After the article ---------- */
.post__foot {
  max-width: calc(var(--measure) + 520px);
  margin: clamp(64px, 8vw, 110px) auto 0;
  padding: 0 var(--gutter);
  display: grid;
  grid-template-columns: 220px minmax(0, var(--measure));
  column-gap: 48px;
}
.post__foot > * { grid-column: 2; }
.post__foot > .series, .post__foot > .pager, .post__foot > .related { grid-column: 1 / -1; }
.post__filed { color: var(--muted); padding-bottom: 20px; border-bottom: 1px solid var(--line); }
.post__filed a { color: var(--ink); text-decoration: underline; text-underline-offset: 3px; }
.post__reply { display: grid; gap: 10px; padding: clamp(32px, 4vw, 48px) 0; border-bottom: 1px solid var(--line); }
.post__reply .mono { color: var(--muted); }
.post__reply span:last-child { font-size: clamp(1.7rem, 3.4vw, 2.8rem); letter-spacing: -0.04em; line-height: 1.05; transition: color 0.3s; }
.post__reply:hover span:last-child { color: var(--accent); }
.author { display: flex; gap: 18px; align-items: center; padding: 28px 0; }
.author img { width: 64px; height: 64px; border-radius: 50%; object-fit: cover; flex: none; }
.author p { color: var(--muted); font-size: 15px; line-height: 1.5; }
.author strong { color: var(--ink); font-weight: 500; }
.author a { color: var(--ink); text-decoration: underline; text-underline-offset: 3px; }
.series--inline { margin: 40px 0 0; }
.series--inline .series__title { font-size: clamp(1.6rem, 2.6vw, 2.2rem); }

.pager { display: grid; grid-template-columns: 1fr 1fr; margin-top: clamp(56px, 7vw, 96px); border-top: 1px solid var(--ink); }
.pager__link { display: grid; gap: 8px; padding: 24px 24px 24px 0; font-family: var(--read); font-size: clamp(1.2rem, 1.8vw, 1.6rem); line-height: 1.15; letter-spacing: -0.015em; transition: color 0.3s; }
.pager__link .mono { color: var(--muted); }
.pager__link:hover { color: var(--accent); }
.pager__link--next { text-align: right; padding: 24px 0 24px 24px; border-left: 1px solid var(--line); }
.related { margin-top: clamp(56px, 7vw, 96px); }
.related .section__label { display: block; margin-bottom: 12px; padding-bottom: 12px; border-bottom: 1px solid var(--ink); }

/* Compact curtain call used on writing pages */
.contact--compact { margin-top: clamp(96px, 12vw, 180px); }
.contact--compact .contact__inner { padding-bottom: clamp(48px, 6vw, 80px); }
.contact__title--sm { font-size: clamp(2.6rem, 7vw, 6.4rem); }

/* ---------- Wide screens: pull quotes move into the right margin ---------- */
@media (min-width: 1400px) {
  .post__grid, .post__head, .post__foot { max-width: calc(var(--measure) + 840px); grid-template-columns: 220px minmax(0, var(--measure)) 1fr; }
  .prose aside.pull {
    float: right;
    clear: right;
    width: 280px;
    margin: 0.3em -340px 1em 0;
    font-size: 1.5em;
  }
}

/* ---------- Narrow screens ---------- */
@media (max-width: 1100px) {
  .post__head, .post__grid, .post__foot { grid-template-columns: minmax(0, 1fr); max-width: calc(var(--measure) + var(--gutter) * 2); }
  .post__head > *, .post__foot > * { grid-column: 1; }
  .post__foot > .series, .post__foot > .pager, .post__foot > .related { grid-column: 1; }
  .toc { display: none; }
  .post__grid > div:first-child:empty { display: none; }
}
@media (max-width: 900px) {
  .w-body { grid-template-columns: 1fr; }
  .w-rail { position: static; gap: 20px; margin-bottom: 24px; }
  .topics ul { display: flex; flex-wrap: wrap; gap: 4px 18px; }
  .featured__link { grid-template-columns: 1fr; }
  .featured__kicker { grid-row: auto; }
  .series { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .entry__link { grid-template-columns: 1fr; gap: 8px; }
  .entry__meta { justify-items: start; text-align: left; grid-auto-flow: column; gap: 12px; justify-content: start; }
  .pager { grid-template-columns: 1fr; }
  .pager__link--next { text-align: left; padding-left: 0; border-left: 0; border-top: 1px solid var(--line); }
  .prose .anchor { display: none; }
  .prose { hyphens: auto; -webkit-hyphens: auto; }
}

@media (prefers-reduced-motion: reduce) {
  .js .reveal { opacity: 1; transform: none; transition: none; }
}