/* Blog stylesheet.

   Tokens, header, footer and the signup block are copied verbatim from
   index.html — the landing page is the source of truth for the design and it
   must stay byte-identical, so it cannot be refactored to share a file with
   this one. If a token changes there, change it here too. */

/* ── Tokens (identical to index.html) ─────────────────────────────────────── */
:root{
  color-scheme: light;
  --bg:#FFFFFF;
  --ink:#14161A;
  --muted:#5E6166;
  --accent:#A8481A;
  --line:#E6E6E4;
  --icon:#7A7D82;
  --hover:rgba(168,72,26,.08);
  --card:#FAF9F7;
  --chip:#F8EEE8;
  --shadow:0 1px 2px rgba(20,22,26,.05), 0 12px 32px -18px rgba(20,22,26,.22);
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    color-scheme: dark;
    --bg:#14161A;
    --ink:#E7E6E3;
    --muted:#8E9096;
    --accent:#E5A171;
    --line:#262A2F;
    --icon:#8E9096;
    --hover:rgba(229,161,113,.12);
    --card:#191C21;
    --chip:rgba(229,161,113,.10);
    --shadow:0 1px 2px rgba(0,0,0,.35), 0 12px 32px -18px rgba(0,0,0,.7);
  }
}
:root[data-theme="dark"]{
  color-scheme: dark;
  --bg:#14161A;
  --ink:#E7E6E3;
  --muted:#8E9096;
  --accent:#E5A171;
  --line:#262A2F;
  --icon:#8E9096;
  --hover:rgba(229,161,113,.12);
  --card:#191C21;
  --chip:rgba(229,161,113,.10);
  --shadow:0 1px 2px rgba(0,0,0,.35), 0 12px 32px -18px rgba(0,0,0,.7);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:Chivo,"Helvetica Neue",Arial,sans-serif;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit}

.wrap{width:100%;max-width:1000px;margin:0 auto;padding:0 24px}

/* ── Header (identical to index.html, plus one nav link) ──────────────────── */
header{padding:22px 0}
.bar{display:flex;align-items:center;justify-content:space-between;gap:16px}
.lockup{display:flex;align-items:center;gap:11px;text-decoration:none;color:inherit}
.lockup svg{flex:none}
.mark .link-a{stroke:var(--ink)}
.mark .link-b{stroke:var(--accent)}
.name{font-size:21px;font-weight:800;letter-spacing:-0.035em;line-height:1}
.name span{color:var(--accent)}

.bar-right{display:flex;align-items:center;gap:12px}
.nav-link{
  font-family:"IBM Plex Mono",ui-monospace,monospace;font-size:11.5px;
  letter-spacing:0.14em;text-transform:uppercase;color:var(--muted);
  text-decoration:none;padding:6px 2px;transition:color .15s ease;
}
.nav-link:hover{color:var(--accent)}

.theme-toggle{
  width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);border-radius:10px;background:transparent;
  color:var(--icon);cursor:pointer;padding:0;flex:none;
  transition:color .15s ease, border-color .15s ease, background-color .15s ease;
}
.theme-toggle:hover{color:var(--accent);border-color:var(--accent);background:var(--hover)}
.theme-toggle:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.theme-toggle svg{display:block}
.theme-toggle .icon-sun{display:none}
:root[data-theme="dark"] .theme-toggle .icon-moon{display:none}
:root[data-theme="dark"] .theme-toggle .icon-sun{display:block}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]) .theme-toggle .icon-moon{display:none}
  :root:not([data-theme="light"]) .theme-toggle .icon-sun{display:block}
}

/* ── Shared type (identical to index.html) ────────────────────────────────── */
.eyebrow{
  font-family:"IBM Plex Mono",ui-monospace,monospace;
  font-size:11px;letter-spacing:0.16em;text-transform:uppercase;color:var(--muted);
  margin:0 0 20px;display:inline-flex;align-items:center;gap:9px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent);flex:none}
h1{
  margin:0;font-size:clamp(30px,5.2vw,46px);font-weight:800;
  letter-spacing:-0.042em;line-height:1.06;max-width:20ch;text-wrap:balance;
}
h2{
  margin:0 0 14px;font-size:clamp(23px,3.4vw,30px);font-weight:800;
  letter-spacing:-0.03em;line-height:1.15;text-wrap:balance;
}
h3{margin:0 0 7px;font-size:17px;font-weight:700;letter-spacing:-0.017em;line-height:1.3}
p{margin:0;font-size:16.5px;line-height:1.62;text-wrap:pretty}
.lede{font-size:clamp(17px,2.3vw,19.5px);line-height:1.58;color:var(--muted);max-width:60ch;margin-top:18px}

/* ── Breadcrumbs and meta ─────────────────────────────────────────────────── */
main{padding:14px 0 0}
.crumbs, .article-meta, .page-of{
  font-family:"IBM Plex Mono",ui-monospace,monospace;
  font-size:11.5px;letter-spacing:0.09em;color:var(--muted);
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
}
.crumbs{margin:16px 0 26px}
.crumbs a{color:var(--muted);text-decoration:none;transition:color .15s ease}
.crumbs a:hover{color:var(--accent)}
.article-meta{margin:18px 0 0}
.article-meta a{color:var(--muted);text-decoration:none}
.article-meta a:hover{color:var(--accent)}
.page-of{margin-top:16px}

/* ── Article body ─────────────────────────────────────────────────────────── */
.article{padding-bottom:20px}
.article h1{max-width:22ch}
.prose{max-width:68ch;margin-top:34px;padding-top:30px;border-top:1px solid var(--line)}
.prose > * + *{margin-top:22px}
.prose p{font-size:17px;line-height:1.7}
.prose h2{margin:44px 0 0;font-size:clamp(21px,3vw,27px)}
.prose h3{margin:34px 0 0;font-size:18.5px}
.prose h2 + p, .prose h3 + p, .prose h2 + ul, .prose h3 + ul{margin-top:14px}
.prose a{color:var(--accent);text-underline-offset:3px}
.prose strong{font-weight:700}
.prose ul, .prose ol{margin:0;padding-left:22px}
.prose li{font-size:17px;line-height:1.7}
.prose li + li{margin-top:8px}
.prose blockquote{
  margin:0;padding:4px 0 4px 20px;border-left:3px solid var(--accent);
  color:var(--muted);font-size:17.5px;line-height:1.6;
}
.prose blockquote p + p{margin-top:12px}
.prose hr{border:0;border-top:1px solid var(--line);margin:34px 0}
.prose figure{margin:0}
.prose figure img, .prose > p > img{
  border:1px solid var(--line);border-radius:13px;box-shadow:var(--shadow);background:var(--card);
}
.prose figcaption{margin-top:12px;font-size:14.5px;line-height:1.55;color:var(--muted)}

.prose code{
  font-family:"IBM Plex Mono",ui-monospace,monospace;font-size:14px;
  background:var(--chip);border-radius:5px;padding:2px 5px;
}
.prose pre{
  background:var(--card);border:1px solid var(--line);border-radius:11px;
  padding:16px 18px;overflow-x:auto;
}
.prose pre code{background:none;padding:0;font-size:13.5px;line-height:1.6}

/* Таблиця скролить усередині власного контейнера, а не розсуває сторінку. */
.table-scroll{overflow-x:auto;border:1px solid var(--line);border-radius:11px}
.table-scroll table{border-collapse:collapse;width:100%;min-width:520px;font-size:15.5px}
.table-scroll th, .table-scroll td{
  text-align:left;padding:11px 14px;border-bottom:1px solid var(--line);vertical-align:top;
}
.table-scroll th{font-weight:700;white-space:nowrap}
.table-scroll tr:last-child td{border-bottom:0}

/* ── Tags, author, related ────────────────────────────────────────────────── */
.tag-row{
  display:flex;flex-wrap:wrap;gap:8px;list-style:none;padding:0;
  margin:38px 0 0;max-width:68ch;
}
.tag-row a, .tag-row span{
  display:inline-block;font-family:"IBM Plex Mono",ui-monospace,monospace;font-size:12.5px;
  padding:7px 12px;border:1px solid var(--line);border-radius:8px;color:var(--muted);
  text-decoration:none;transition:color .15s ease, border-color .15s ease, background-color .15s ease;
}
.tag-row a:hover{color:var(--accent);border-color:var(--accent);background:var(--chip)}

.author-box{
  margin-top:38px;padding:26px;border:1px solid var(--line);border-radius:14px;
  background:var(--card);max-width:68ch;
}
.byline{display:flex;align-items:center;gap:4px;flex-wrap:wrap}
.byname{font-weight:700;font-size:17px;letter-spacing:-0.02em}
.bio{font-size:14.5px;line-height:1.55;color:var(--muted);max-width:62ch;margin:10px 0 0}
.social{
  display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;
  border-radius:9px;color:var(--icon);
  transition:color .15s ease, background-color .15s ease;
}
.social:hover{color:var(--accent);background:var(--hover)}
.social:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.social svg{display:block}
button.social{border:0;background:transparent;padding:0;cursor:pointer;font:inherit}
.social .icon-done{display:none}
.social.copied{color:var(--accent)}
.social.copied .icon-copy{display:none}
.social.copied .icon-done{display:block}

/* Сорок пікселів кнопки навколо іконки 21 — зсуваємо ряд, щоб іконка стала під текст. */
.share{margin-top:34px;max-width:68ch}
.follow{margin-top:28px}
.share-row, .follow-row{display:flex;gap:4px;flex-wrap:wrap;margin-left:-9.5px}

.signup-block{
  margin-top:44px;padding-top:38px;border-top:1px solid var(--line);max-width:68ch;
}
.signup-block .lede{margin-top:14px;font-size:16.5px}

.related{margin-top:52px;padding-top:34px;border-top:1px solid var(--line)}
.related h2{margin-bottom:22px}

/* ── Signup (identical to index.html) ─────────────────────────────────────── */
.signup{display:flex;flex-direction:column;gap:12px;margin-top:26px;max-width:520px}
.signup form{display:flex;gap:10px;flex-wrap:wrap}
.signup input[type="email"]{
  flex:1 1 240px;min-width:0;font:inherit;font-size:16px;padding:13px 14px;
  color:var(--ink);background:var(--bg);border:1px solid var(--line);border-radius:9px;
  transition:border-color .15s ease;
}
.signup input[type="email"]::placeholder{color:var(--muted);opacity:.75}
.signup input[type="email"]:focus{outline:none;border-color:var(--accent)}
.signup button{
  font:inherit;font-weight:700;font-size:15px;padding:13px 22px;
  border:1px solid var(--accent);border-radius:9px;background:var(--accent);
  color:var(--bg);cursor:pointer;transition:opacity .15s ease;
}
.signup button:hover{opacity:.88}
.signup button:disabled{opacity:.5;cursor:default}
.signup button:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.note{
  font-family:"IBM Plex Mono",ui-monospace,monospace;font-size:11.5px;
  letter-spacing:0.04em;color:var(--muted);margin:0;
}
.note.error{color:var(--accent)}
.signup[data-state="done"] form{display:none}

/* ── Listings ─────────────────────────────────────────────────────────────── */
.listing{padding-bottom:20px}
.section-head{margin:52px 0 22px}

.cat-entries{list-style:none;margin:40px 0 0;padding:0;display:grid;gap:1px;
  background:var(--line);border:1px solid var(--line);border-radius:14px;overflow:hidden;
  grid-template-columns:repeat(2,1fr);
}
@media (max-width:720px){ .cat-entries{grid-template-columns:1fr} }
.cat-entries li{background:var(--bg)}
.cat-entries a{display:block;padding:26px 24px;text-decoration:none;transition:background-color .15s ease}
.cat-entries a:hover{background:var(--hover)}
.cat-entries h2{margin:0 0 8px;font-size:20px}
.cat-entries p{font-size:15.5px;color:var(--muted);line-height:1.6}
.num{
  font-family:"IBM Plex Mono",ui-monospace,monospace;font-size:11px;
  letter-spacing:0.1em;color:var(--accent);display:block;margin-bottom:12px;
}

.cards{list-style:none;margin:0;padding:0;display:grid;gap:1px;
  background:var(--line);border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.card{background:var(--bg)}
.card-link{display:block;padding:24px 2px;text-decoration:none;transition:background-color .15s ease}
.card-link:hover{background:var(--hover)}
.card-link h3{margin:0 0 8px;font-size:20px;letter-spacing:-0.025em;max-width:34ch}
.card-link p{font-size:15.5px;color:var(--muted);line-height:1.6;max-width:66ch}
.card-cat{
  font-family:"IBM Plex Mono",ui-monospace,monospace;font-size:11px;
  letter-spacing:0.14em;text-transform:uppercase;color:var(--accent);
  display:block;margin-bottom:11px;
}
.card-meta{
  font-family:"IBM Plex Mono",ui-monospace,monospace;font-size:11.5px;
  letter-spacing:0.06em;color:var(--muted);margin-top:12px;
  display:flex;flex-wrap:wrap;gap:8px;
}
.empty{color:var(--muted);margin-top:34px}

.pager{display:flex;justify-content:space-between;gap:16px;margin-top:30px}
.pager a{
  font-family:"IBM Plex Mono",ui-monospace,monospace;font-size:12.5px;letter-spacing:0.06em;
  color:var(--muted);text-decoration:none;padding:9px 14px;
  border:1px solid var(--line);border-radius:9px;transition:color .15s ease, border-color .15s ease;
}
.pager a:hover{color:var(--accent);border-color:var(--accent)}
.pager-next{margin-left:auto}

/* ── Footer (identical to index.html) ─────────────────────────────────────── */
footer{border-top:1px solid var(--line);padding:44px 0 60px;margin-top:64px}
.who-label{
  font-family:"IBM Plex Mono",ui-monospace,monospace;font-size:11px;
  letter-spacing:0.14em;text-transform:uppercase;color:var(--muted);margin-bottom:10px;
}
.foot-links{
  font-family:"IBM Plex Mono",ui-monospace,monospace;font-size:11.5px;
  letter-spacing:0.08em;color:var(--muted);margin-top:20px;
}
.foot-links a, .foot-links button{color:var(--muted);text-decoration:none}
.foot-links button{font:inherit;letter-spacing:inherit;background:none;border:0;padding:0;cursor:pointer}
.foot-links a:hover, .foot-links button:hover{color:var(--accent)}
.foot-links a:focus-visible, .foot-links button:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

@media (max-width:640px){
  .wrap{padding:0 20px}
  .prose{margin-top:28px}
  main{padding-top:6px}
}

@media (prefers-reduced-motion: reduce){
  *{transition:none !important}
  html{scroll-behavior:auto}
}