/* Shared stylesheet for /writing/[slug].html post pages */

:root {
  --paper: #f4f0e8;
  --paper-soft: #ebe5d8;
  --ink: #1a1815;
  --ink-soft: #2c2924;
  --ink-muted: #6b665d;
  --rule: #c9c2b3;
  --rule-soft: #ddd6c5;
  --accent: #8a3a1f;

  --serif: 'Source Serif 4', 'Iowan Old Style', Georgia, serif;
  --sans: 'Inter Tight', -apple-system, BlinkMacSystemFont, 'Helvetica Neue', sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, monospace;

  --maxw: 1240px;
  --measure: 680px;
  --gutter: clamp(20px, 4vw, 56px);
}

[data-palette="navy"] {
  --paper: #f1f1ee;
  --paper-soft: #e6e6e0;
  --ink: #131a26;
  --ink-soft: #232c3c;
  --ink-muted: #5e6577;
  --rule: #c2c4cc;
  --rule-soft: #d8d9de;
  --accent: #2a4a78;
}
[data-type="newsreader"] { --serif: 'Newsreader', 'Iowan Old Style', Georgia, serif; }

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}
a { color: inherit; text-decoration: none; }
a:hover { color: var(--accent); }

.wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

/* ─── Topbar (matches Writing.html) ─── */
.topbar {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  padding: 28px 0 0;
  border-top: 1px solid var(--ink);
  margin-top: 24px;
}
.brand { font-family: var(--serif); font-size: 19px; font-weight: 500; letter-spacing: 0; }
.brand .dot { color: var(--accent); }
.nav { display: flex; gap: 32px; font-family: var(--sans); font-size: 14px; letter-spacing: 0.01em; }
.nav a { color: var(--ink-soft); }
.nav a.active { color: var(--ink); display: inline-flex; align-items: baseline; gap: 6px; white-space: nowrap; }
.nav a.active .dot-mark { color: var(--accent); }

.meta-strip {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 0 0;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-muted);
}

/* ─── Post head ─── */
.post-head {
  padding: clamp(64px, 9vw, 120px) 0 clamp(40px, 6vw, 72px);
  border-bottom: 1px solid var(--rule);
}
.post-eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin-bottom: clamp(36px, 5vw, 56px);
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}
.post-eyebrow .num { color: var(--accent); }
.post-eyebrow .bar { height: 1px; background: var(--rule); flex: 1; max-width: 220px; }

.post-h1 {
  font-family: var(--serif);
  font-weight: 300;
  font-size: clamp(40px, 6vw, 88px);
  line-height: 1.0;
  letter-spacing: 0;
  margin: 0;
  max-width: 18ch;
  text-wrap: balance;
}
.post-h1 em { font-style: italic; color: var(--accent); font-weight: 300; }

.post-dek {
  font-family: var(--serif);
  font-size: clamp(20px, 1.7vw, 24px);
  line-height: 1.5;
  color: var(--ink-soft);
  margin: clamp(36px, 5vw, 56px) 0 0;
  max-width: 56ch;
  text-wrap: pretty;
}
.post-dek strong { color: var(--ink); font-weight: 500; }
.post-dek em { font-style: italic; color: var(--accent); }

.post-meta-grid {
  margin-top: clamp(40px, 5vw, 64px);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 clamp(32px, 5vw, 80px);
  max-width: 720px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
@media (max-width: 700px) { .post-meta-grid { grid-template-columns: 1fr; } }
.post-meta-grid .row {
  display: flex;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px dashed var(--rule);
}
.post-meta-grid .row:nth-child(-n+2) { border-top: 1px dashed var(--rule); }
@media (max-width: 700px) {
  .post-meta-grid .row:nth-child(-n+2) { border-top: 0; }
  .post-meta-grid .row:first-child { border-top: 1px dashed var(--rule); }
}
.post-meta-grid .key { color: var(--accent); }
.post-meta-grid .val { color: var(--ink); }

/* ─── Body ─── */
.post-body {
  padding: clamp(56px, 8vw, 96px) 0 clamp(56px, 8vw, 96px);
  position: relative;
}
.post-body > * {
  max-width: var(--measure);
  margin-left: auto;
  margin-right: auto;
}
.post-body .dropcap {
  font-family: var(--serif);
  font-weight: 300;
  font-style: italic;
  color: var(--accent);
  font-size: clamp(80px, 9vw, 130px);
  line-height: 0.85;
  float: left;
  margin: 6px 16px 0 0;
  letter-spacing: 0;
}
.post-body p {
  font-family: var(--serif);
  font-size: clamp(18px, 1.35vw, 21px);
  line-height: 1.6;
  color: var(--ink-soft);
  margin: 0 auto 1.1em;
  text-wrap: pretty;
}
.post-body p strong { color: var(--ink); font-weight: 500; }
.post-body p em { font-style: italic; color: var(--accent); }
.post-body p.lede {
  font-size: clamp(22px, 1.85vw, 26px);
  line-height: 1.5;
  color: var(--ink);
  font-weight: 400;
  margin-bottom: 1.2em;
}
.post-body p.lede em { color: var(--accent); }

.post-body h2 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(26px, 2.4vw, 34px);
  line-height: 1.15;
  letter-spacing: 0;
  color: var(--ink);
  margin: clamp(48px, 6vw, 72px) auto clamp(20px, 2.2vw, 28px);
  max-width: var(--measure);
  text-wrap: balance;
  padding-top: clamp(32px, 4vw, 48px);
  border-top: 1px solid var(--rule);
  display: flex;
  align-items: baseline;
  gap: 16px;
}
.post-body h2::before {
  content: "§";
  font-family: var(--serif);
  font-style: italic;
  font-weight: 300;
  font-size: 0.7em;
  color: var(--accent);
  flex: 0 0 auto;
}
.post-body h3 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(20px, 1.6vw, 23px);
  line-height: 1.2;
  letter-spacing: 0;
  color: var(--ink);
  margin: clamp(28px, 3vw, 40px) auto clamp(10px, 1.2vw, 14px);
}

.post-body p.kicker {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(22px, 2vw, 28px);
  line-height: 1.4;
  color: var(--ink);
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
  padding: clamp(28px, 3.5vw, 40px) 0;
  margin: clamp(48px, 6vw, 72px) auto 0;
  text-wrap: balance;
}

/* Principles list (compact, lettered) */
ol.principles {
  list-style: none;
  padding: 0;
  margin: 0 auto clamp(32px, 4vw, 48px);
  counter-reset: pri;
  display: grid;
  gap: clamp(18px, 2.2vw, 26px);
}
ol.principles li {
  counter-increment: pri;
  font-family: var(--serif);
  font-size: clamp(18px, 1.35vw, 20px);
  line-height: 1.55;
  color: var(--ink-soft);
  padding-left: 56px;
  position: relative;
  text-wrap: pretty;
}
ol.principles li::before {
  content: counter(pri, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 4px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--accent);
}
ol.principles .p-label {
  font-style: italic;
  color: var(--ink);
  font-weight: 500;
  margin-right: 6px;
}

/* Numbered steps — heavier card-like rows */
ol.steps {
  list-style: none;
  padding: 0;
  margin: clamp(20px, 3vw, 32px) auto clamp(32px, 4vw, 48px);
  display: grid;
  gap: 0;
  border-top: 1px solid var(--rule);
}
ol.steps li {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: clamp(20px, 3vw, 40px);
  padding: clamp(24px, 3vw, 32px) 0;
  border-bottom: 1px solid var(--rule);
  align-items: baseline;
}
@media (max-width: 700px) {
  ol.steps li { grid-template-columns: 1fr; gap: 8px; }
}
ol.steps .step-num {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
}
ol.steps .step-title {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 500;
  font-size: clamp(20px, 1.6vw, 23px);
  color: var(--ink);
  margin-bottom: 8px;
  line-height: 1.2;
  letter-spacing: 0;
}
ol.steps .step-body {
  font-family: var(--serif);
  font-size: clamp(17px, 1.3vw, 20px);
  line-height: 1.6;
  color: var(--ink-soft);
  text-wrap: pretty;
}
ol.steps .step-body strong { color: var(--ink); font-weight: 500; }
ol.steps .step-body em { font-style: italic; color: var(--accent); }

/* Plain bulleted/check lists for the other essays */
ul.tickmarks {
  list-style: none;
  padding: 0;
  margin: 0 auto clamp(28px, 3.5vw, 40px);
  display: grid;
  gap: clamp(14px, 1.8vw, 20px);
}
ul.tickmarks li {
  font-family: var(--serif);
  font-size: clamp(18px, 1.35vw, 20px);
  line-height: 1.55;
  color: var(--ink-soft);
  padding-left: 36px;
  position: relative;
  text-wrap: pretty;
}
ul.tickmarks li::before {
  content: "→";
  position: absolute;
  left: 0;
  top: 0;
  font-family: var(--mono);
  font-size: 14px;
  color: var(--accent);
}
ul.tickmarks li strong { color: var(--ink); font-weight: 500; }

/* Pull quote */
.pullquote {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 300;
  font-size: clamp(24px, 2.4vw, 32px);
  line-height: 1.3;
  color: var(--ink);
  border-left: 2px solid var(--accent);
  padding: clamp(8px, 1vw, 12px) 0 clamp(8px, 1vw, 12px) clamp(20px, 2.5vw, 32px);
  margin: clamp(36px, 5vw, 56px) auto;
  text-wrap: balance;
}

/* Inline note / aside */
.note {
  border-top: 1px dashed var(--rule);
  border-bottom: 1px dashed var(--rule);
  padding: clamp(18px, 2.2vw, 26px) 0;
  margin: clamp(28px, 3.5vw, 40px) auto;
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: clamp(16px, 2vw, 28px);
  align-items: baseline;
}
@media (max-width: 700px) { .note { grid-template-columns: 1fr; gap: 6px; } }
.note .note-label {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
}
.note .note-body {
  font-family: var(--serif);
  font-size: clamp(16px, 1.2vw, 18px);
  line-height: 1.55;
  color: var(--ink-soft);
}
.note .note-body strong { color: var(--ink); font-weight: 500; }

/* Numbered headings inside body (e.g. "1. Disable personal sync...") */
.post-body h3.numbered {
  font-family: var(--serif);
  font-weight: 500;
  font-style: normal;
  font-size: clamp(21px, 1.7vw, 25px);
  margin-top: clamp(36px, 4vw, 48px);
  display: flex;
  align-items: baseline;
  gap: 14px;
  letter-spacing: 0;
}
.post-body h3.numbered::before {
  content: attr(data-n);
  font-family: var(--mono);
  font-style: normal;
  font-weight: 500;
  font-size: 0.55em;
  letter-spacing: 0.16em;
  color: var(--accent);
  flex: 0 0 auto;
  padding-top: 0.18em;
}

/* Code / inline tech bits */
code, .code {
  font-family: var(--mono);
  font-size: 0.86em;
  background: var(--paper-soft);
  padding: 2px 6px;
  border-radius: 2px;
  color: var(--ink);
  letter-spacing: 0;
}

.tech-block {
  font-family: var(--mono);
  font-size: 12.5px;
  line-height: 1.55;
  background: var(--paper-soft);
  padding: clamp(18px, 2.2vw, 24px) clamp(22px, 2.8vw, 28px);
  border-left: 2px solid var(--accent);
  margin: clamp(20px, 2.5vw, 28px) auto;
  color: var(--ink-soft);
  white-space: normal;
}
.tech-block strong { color: var(--ink); font-weight: 500; }
.tech-block .tb-label {
  display: block;
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 8px;
}

/* Sub-list inside tech blocks */
.tech-block .path { color: var(--ink); }

/* Definition list-style "what changed/what it does" */
dl.deflist {
  margin: clamp(20px, 2.5vw, 28px) auto clamp(28px, 3.5vw, 40px);
  display: grid;
  gap: clamp(16px, 2vw, 22px);
}
dl.deflist > div {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: clamp(20px, 3vw, 36px);
  padding-bottom: clamp(16px, 2vw, 22px);
  border-bottom: 1px dashed var(--rule);
  align-items: baseline;
}
@media (max-width: 700px) { dl.deflist > div { grid-template-columns: 1fr; gap: 6px; } }
dl.deflist dt {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
}
dl.deflist dd {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(17px, 1.3vw, 19px);
  line-height: 1.55;
  color: var(--ink-soft);
  text-wrap: pretty;
}
dl.deflist dd strong { color: var(--ink); font-weight: 500; }
dl.deflist dd em { font-style: italic; color: var(--accent); }

/* Footer of post */
.post-foot {
  border-top: 1px solid var(--ink);
  padding: clamp(40px, 5vw, 64px) 0;
  background: var(--paper-soft);
}
.foot-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(20px, 3vw, 40px);
}
@media (max-width: 700px) { .foot-grid { grid-template-columns: 1fr; gap: 18px; } }
.foot-label {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin-bottom: 8px;
}
.foot-val {
  font-family: var(--serif);
  font-size: clamp(17px, 1.3vw, 19px);
  font-weight: 400;
  color: var(--ink);
  line-height: 1.3;
}
.foot-val.link { color: var(--ink); border-bottom: 1px solid var(--rule); padding-bottom: 6px; display: inline-block; }
.foot-val.link:hover { color: var(--accent); border-color: var(--accent); }

.footer-bar {
  padding: 32px 0 40px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-muted);
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--rule);
}
.no-mobile { display: inline; }
@media (max-width: 600px) { .no-mobile { display: none; } }

/* ───── Site footer (matches main pages) ───── */
.footer {
  border-top: 1px solid var(--ink);
  padding: clamp(56px, 7vw, 88px) 0 40px;
  margin-top: clamp(60px, 8vw, 100px);
}
.footer-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(24px, 4vw, 48px);
}
@media (max-width: 800px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
.footer-col h4 {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin: 0 0 16px;
  font-weight: 500;
}
.footer-col ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.footer-col li {
  font-family: var(--serif);
  font-size: 17px;
  color: var(--ink-soft);
}
.footer-col li a:hover { color: var(--accent); }
.footer-col p {
  font-family: var(--serif);
  font-size: 15px;
  line-height: 1.5;
  color: var(--ink-muted);
  margin: 0;
  max-width: 28ch;
}
.footer-mark {
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 400;
  letter-spacing: 0;
  color: var(--ink);
  margin-bottom: 14px;
}
.footer-mark .dot { color: var(--accent); }
.footer-base {
  margin-top: clamp(48px, 6vw, 72px);
  padding-top: 20px;
  border-top: 1px solid var(--rule);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-muted);
}

/* Endnote on first letter rendering: clear floats inside the body */
.post-body::after {
  content: "";
  display: block;
  clear: both;
}