/* Shared styles for the blog, articles and legal pages.
   Tokens, masthead, buttons, footer and dialog match the inline CSS in index.html. */
:root {
  --paper: #f5f4f0;
  --paper-2: #ebe9e2;
  --card: #fcfbf8;
  --ink: #141414;
  --ink-2: #4a4843;
  --rule: #d3d0c8;
  --mid: #8c877c;
  --light: #b9b4a9;
  --signal: #b3122e;
  --screen: #1d1c1a;
  --display: Chivo, "Helvetica Neue", Arial, sans-serif;
  --display-weight: 900;
  --ui: Chivo, "Helvetica Neue", Arial, sans-serif;
  --num: "Chivo Mono", ui-monospace, monospace;
  --label: "Chivo Mono", ui-monospace, monospace;
  --h2-size: clamp(1.8rem, 1.3rem + 1.6vw, 2.6rem);
  --h2-lh: 1.05;
  --h2-ls: -0.025em;
  --h3-ls: -0.01em;
  --big-ls: -0.035em;
  --body: "Source Serif 4", Georgia, serif;
  --body-strong: 600;
  --body-size: 17px;
  --body-size-lg: 18px;
  --body-lh: 1.65;
  --gutter: 16px;
  --measure: 68ch;
}
@media (min-width: 700px) { :root { --gutter: 32px; } }

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 400 var(--body-size)/var(--body-lh) var(--body);
  font-optical-sizing: auto;
  text-rendering: optimizeLegibility;
}
@media (min-width: 960px) { body { font-size: var(--body-size-lg); } }
img, svg { display: block; max-width: 100%; }
img { height: auto; }
a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--signal); }
:focus-visible { outline: 2px solid var(--signal); outline-offset: 3px; }
h1, h2 { font-family: var(--display); font-weight: var(--display-weight); margin: 0; text-wrap: balance; }
h3, h4 { font-family: var(--ui); font-weight: 700; margin: 0; letter-spacing: var(--h3-ls); }
p { margin: 0 0 1em; }
strong, b { font-weight: var(--body-strong); }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: var(--gutter); top: 8px; background: var(--ink); color: var(--paper); padding: 8px 12px; z-index: 10; font-family: var(--ui); }

.wrap { max-width: 1240px; margin: 0 auto; padding: 0 var(--gutter); }

/* Buttons */
.btn {
  display: inline-block;
  background: var(--ink);
  color: var(--paper);
  font: 700 16px/1 var(--ui);
  letter-spacing: -0.01em;
  padding: 15px 22px;
  border: 1px solid var(--ink);
  border-radius: 2px;
  text-decoration: none;
  cursor: pointer;
}
.btn:hover { background: var(--signal); border-color: var(--signal); color: #fff; }
.btn-quiet { background: transparent; color: var(--ink); }
.btn-quiet:hover { background: var(--ink); border-color: var(--ink); color: var(--paper); }
.btn-small { padding: 10px 14px; font-size: 15px; }

/* Masthead */
.masthead { border-bottom: 1px solid var(--ink); font-family: var(--ui); }
.masthead .wrap {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  gap: 12px 24px; padding-top: 14px; padding-bottom: 14px;
}
.brand {
  display: inline-flex; align-items: center; gap: 10px;
  font: var(--display-weight) 1.35rem/1 var(--display); text-decoration: none; letter-spacing: var(--big-ls);
}
.tally { width: 10px; height: 10px; border-radius: 50%; background: var(--signal); flex: none; }
.nav-links { display: flex; flex-wrap: wrap; gap: 4px 22px; list-style: none; margin: 0; padding: 0; font-size: 15px; font-weight: 500; }
.nav-links a { text-decoration: none; }
.nav-links a:hover, .nav-links a[aria-current] { text-decoration: underline; }
.nav-actions { display: flex; align-items: center; gap: 18px; font-size: 15px; font-weight: 500; }
.nav-actions .login { text-decoration: none; }
@media (max-width: 899px) {
  .masthead .wrap { column-gap: 12px; }
  .masthead nav { order: 3; width: 100%; border-top: 1px solid var(--rule); padding-top: 10px; }
  .nav-links { gap: 4px 16px; font-size: 14.5px; }
  .nav-actions { gap: 14px; }
}

/* Page header (blog index, articles, legal pages) */
.page { padding: 32px 0 72px; }
@media (min-width: 960px) { .page { padding: 48px 0 104px; } }
.column { max-width: var(--measure); margin: 0 auto; }
.crumbs ol {
  display: flex; flex-wrap: wrap; gap: 2px 8px; list-style: none; margin: 0 0 28px; padding: 0;
  font: 400 13px/1.5 var(--label); color: var(--ink-2); text-transform: uppercase; letter-spacing: 0.02em;
}
.crumbs li + li::before { content: "/"; margin-right: 8px; color: var(--mid); }
.crumbs a { text-decoration: none; }
.crumbs a:hover { text-decoration: underline; }
.crumbs [aria-current] { color: var(--ink); min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 100%; }
.page-title {
  font-size: clamp(2.1rem, 1.3rem + 2.8vw, 3.4rem);
  line-height: 1.04;
  letter-spacing: -0.03em;
  overflow-wrap: break-word;
}
.page-meta {
  display: flex; flex-wrap: wrap; gap: 4px 14px; align-items: center;
  margin: 20px 0 0; padding-top: 12px; border-top: 1px solid var(--ink);
  font: 400 13px/1.5 var(--label); color: var(--ink-2); text-transform: uppercase; letter-spacing: 0.02em;
}
.page-meta span + span::before { content: ""; display: inline-block; width: 6px; height: 6px; border-radius: 50%; background: var(--signal); margin: 0 12px 2px 0; vertical-align: middle; }
.standfirst { font: 400 clamp(1.15rem, 1.05rem + 0.4vw, 1.35rem)/1.5 var(--body); color: var(--ink-2); margin: 20px 0 0; }

.cover { margin: 32px 0 0; }
.cover img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; border: 1px solid var(--ink); border-radius: 4px; background: var(--paper-2); }

/* Long-form article content */
.prose { margin-top: 40px; overflow-wrap: break-word; }
.prose > :first-child, .prose > section:first-child > h2 { margin-top: 0; }
.prose p, .prose ul, .prose ol, .prose blockquote, .prose pre, .prose .table-wrap, .prose figure { margin: 0 0 1.15em; }
.prose h2 {
  font-size: clamp(1.5rem, 1.2rem + 1vw, 2rem); line-height: 1.12; letter-spacing: var(--h2-ls);
  margin: 1.6em 0 0.6em; padding-top: 14px; border-top: 1px solid var(--ink);
}
.prose h3 { font-size: 1.2rem; line-height: 1.3; margin: 1.8em 0 0.5em; }
.prose h4 { font-size: 1.02rem; line-height: 1.35; margin: 1.5em 0 0.4em; }
.prose h2 + h3 { margin-top: 0.9em; }
.prose ul, .prose ol { padding-left: 1.3em; }
.prose li { margin: 0.35em 0; padding-left: 0.2em; }
.prose li > ul, .prose li > ol { margin: 0.35em 0 0; }
.prose ul li::marker { color: var(--signal); }
.prose ol li::marker { font: 500 0.85em var(--num); color: var(--ink-2); }
.prose a { text-decoration-color: var(--signal); }
.prose blockquote {
  padding: 2px 0 2px 20px; border-left: 3px solid var(--signal);
  font-style: italic; color: var(--ink-2);
}
.prose blockquote p:last-child { margin-bottom: 0; }
.prose code {
  font: 400 0.86em var(--num); background: var(--paper-2); border-radius: 3px; padding: 0.1em 0.35em;
}
.prose pre {
  max-width: 100%; overflow-x: auto; -webkit-overflow-scrolling: touch;
  background: var(--card); border: 1px solid var(--rule); border-left: 3px solid var(--ink); border-radius: 2px;
  padding: 14px 16px; font: 400 14px/1.55 var(--num);
}
.prose pre code { background: none; padding: 0; font-size: inherit; border-radius: 0; }
.prose img { border: 1px solid var(--rule); border-radius: 4px; margin: 1.5em 0; }
.prose hr { border: 0; border-top: 1px solid var(--rule); margin: 2.4em 0; }

/* Tables: the wrapper scrolls sideways on narrow screens, not the page */
.table-wrap { max-width: 100%; overflow-x: auto; -webkit-overflow-scrolling: touch; }
.prose table { width: 100%; border-collapse: collapse; font: 400 15px/1.45 var(--ui); font-variant-numeric: lining-nums tabular-nums; }
.prose th, .prose td { text-align: left; vertical-align: top; padding: 10px 16px 10px 0; border-bottom: 1px solid var(--rule); min-width: 7.5em; }
.prose thead th { font-weight: 700; font-size: 14px; vertical-align: bottom; border-top: 2px solid var(--ink); border-bottom: 1px solid var(--ink); }
.prose tbody tr:last-child > * { border-bottom: 2px solid var(--ink); }
.prose td code { white-space: nowrap; }
@media (max-width: 599px) { .prose table { font-size: 14px; } .prose th, .prose td { padding-right: 12px; } }

/* Call to action at the end of each article */
.cta-box {
  margin-top: 56px; padding: 22px 0 0; border-top: 3px solid var(--ink);
  display: grid; gap: 16px;
}
@media (min-width: 640px) { .cta-box { grid-template-columns: 1fr auto; gap: 24px; align-items: end; } }
.cta-box h2 { font-size: calc(var(--h2-size) * 0.72); line-height: 1.1; letter-spacing: var(--h2-ls); }
.cta-box p { margin: 8px 0 0; color: var(--ink-2); max-width: 34em; }
.cta-box .fine { font: 400 14px/1.45 var(--ui); margin-top: 10px; }
.back-link { margin: 40px 0 0; font: 600 15px var(--ui); }
.back-link a { text-decoration: none; }
.back-link a:hover { text-decoration: underline; }

/* Blog index */
.post-list { margin-top: 40px; border-top: 1px solid var(--ink); }
.post-row { position: relative; display: grid; gap: 4px 32px; padding: 22px 0 24px; border-bottom: 1px solid var(--rule); }
@media (min-width: 800px) { .post-row { grid-template-columns: 11rem 1fr; } }
.post-date { font: 400 13px/1.6 var(--label); color: var(--ink-2); text-transform: uppercase; letter-spacing: 0.02em; margin: 0; padding-top: 4px; }
.post-row h2 { font: 700 clamp(1.2rem, 1.1rem + 0.4vw, 1.45rem)/1.25 var(--ui); letter-spacing: -0.015em; }
.post-row h2 a { text-decoration: none; }
.post-row h2 a::after { content: ""; position: absolute; inset: 0; }
.post-row:hover h2 a { color: var(--signal); }
.post-row p { margin: 8px 0 0; color: var(--ink-2); max-width: 40em; }
.post-row .more { font: 600 14px var(--ui); color: var(--ink); margin-top: 10px; }
.blog-index { max-width: 60rem; }
.blog-head { max-width: 46rem; }
.blog-head h1 { font-size: clamp(2.5rem, 1.1rem + 4.2vw, 4.6rem); line-height: 1; letter-spacing: -0.03em; }

/* Legal pages */
.toc { margin-top: 36px; padding-top: 14px; border-top: 3px solid var(--ink); }
.toc h2 { font: 400 13px/1.5 var(--label); text-transform: uppercase; letter-spacing: 0.02em; color: var(--ink-2); margin-bottom: 10px; }
.toc ul { list-style: none; margin: 0; padding: 0; font: 500 15px/1.45 var(--ui); columns: 2 16rem; column-gap: 32px; }
.toc li { padding: 6px 0; border-bottom: 1px solid var(--rule); break-inside: avoid; }
.toc a { text-decoration: none; }
.toc a:hover { text-decoration: underline; }
.prose section { scroll-margin-top: 16px; }
.callout { padding: 14px 16px; background: var(--card); border: 1px solid var(--rule); border-left: 3px solid var(--signal); font-size: 0.94em; }
.contact { list-style: none; padding-left: 0 !important; }
.contact li { padding-left: 0; }

/* Start dialog (built by script.js) */
.start-dialog {
  width: min(480px, calc(100vw - 32px)); padding: 28px 24px 24px; margin: auto;
  background: var(--paper); color: var(--ink); border: 1px solid var(--ink); border-radius: 8px;
  font-family: var(--ui);
}
.start-dialog::backdrop { background: rgba(20, 20, 20, 0.55); }
.start-dialog h2 { font-size: calc(var(--h2-size) * 0.62); padding-right: 36px; }
.start-dialog p { font: 400 16px/1.55 var(--body); color: var(--ink-2); margin: 12px 0 18px; }
.dialog-close {
  position: absolute; top: 14px; right: 14px; width: 36px; height: 36px;
  border: 1px solid var(--rule); background: transparent; border-radius: 4px;
  font: 400 22px/1 var(--ui); color: var(--ink); cursor: pointer;
}
.dialog-close:hover { border-color: var(--ink); }
.dialog-code { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin-bottom: 20px; }
.dialog-code code { font: 700 1.05rem/1.2 var(--label); letter-spacing: 0.02em; border: 1px dashed var(--ink); padding: 9px 12px; background: var(--card); word-break: break-all; }
.dialog-cta { display: block; text-align: center; }

/* Footer */
.site-footer { border-top: 2px solid var(--ink); padding: 40px 0 48px; font: 400 15px/1.5 var(--ui); }
.footer-grid { display: grid; gap: 32px; }
@media (min-width: 800px) { .footer-grid { grid-template-columns: 6fr 3fr 3fr; gap: 48px; } }
.site-footer h2 { font: 700 14px/1.4 var(--ui); letter-spacing: 0; margin-bottom: 10px; }
.site-footer ul { list-style: none; margin: 0; padding: 0; }
.site-footer li + li { margin-top: 6px; }
.site-footer .about p { color: var(--ink-2); max-width: 32em; margin-top: 14px; font-family: var(--body); }
.copyright { margin: 40px 0 0; padding-top: 14px; border-top: 1px solid var(--rule); font-size: 14px; color: var(--ink-2); }