/* ============================================================
   Blog (стиль v1 — Minimal B&W). Совместимый шапкой/футером
   с landing.html, использует базовые переменные оттуда.
   ============================================================ */

:root {
  --ink:        #0a0a0a;
  --paper:      #fafafa;
  --paper-pure: #ffffff;
  --line:       #e5e5e5;
  --line-soft:  #efefef;
  --muted:      #6b6b6b;

  --t-fast: 180ms cubic-bezier(0.2, 0, 0, 1);
  --t-med:  380ms cubic-bezier(0.2, 0, 0, 1);

  --max:    1180px;
  --gutter: clamp(20px, 4vw, 48px);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
*:focus-visible { outline: 2px solid var(--ink); outline-offset: 3px; }

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Helvetica Neue", sans-serif;
  font-feature-settings: "ss01", "cv11";
  background: var(--paper);
  color: var(--ink);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }

/* ---------- Header (повтор v1) ---------- */
header.blog-header {
  max-width: var(--max);
  margin: 0 auto;
  padding: 28px var(--gutter);
  display: flex; align-items: center; justify-content: space-between;
}
header.blog-header .logo {
  display: flex; align-items: center; gap: 12px;
  font-weight: 700; font-size: 17px; letter-spacing: -0.01em;
}
header.blog-header .logo-mark {
  width: 32px; height: 32px;
  border: 1.5px solid var(--ink);
  display: grid; place-items: center;
  transition: transform var(--t-fast), background var(--t-fast), color var(--t-fast);
}
header.blog-header .logo:hover .logo-mark { background: var(--ink); color: var(--paper); transform: rotate(-90deg); }
header.blog-header .logo-mark svg { width: 16px; height: 16px; }

header.blog-header nav { display: flex; gap: 4px; align-items: center; }
header.blog-header nav a {
  position: relative;
  font-size: 14px; font-weight: 500;
  padding: 8px 16px;
  color: var(--muted);
  transition: color var(--t-fast);
}
header.blog-header nav a::after {
  content: "";
  position: absolute; left: 16px; right: 16px; bottom: 6px;
  height: 1px; background: var(--ink);
  transform: scaleX(0); transform-origin: left;
  transition: transform var(--t-med);
}
header.blog-header nav a:hover { color: var(--ink); }
header.blog-header nav a:hover::after { transform: scaleX(1); }
header.blog-header nav a.active { color: var(--ink); }
header.blog-header nav a.nav-cta {
  margin-left: 8px;
  padding: 8px 18px;
  background: var(--ink); color: var(--paper);
  font-weight: 600;
  border: 1.5px solid var(--ink);
  transition: background var(--t-fast), color var(--t-fast);
}
header.blog-header nav a.nav-cta::after { display: none; }
header.blog-header nav a.nav-cta:hover { background: var(--paper); color: var(--ink); }

/* ---------- Hero of blog ---------- */
.blog-hero {
  max-width: var(--max);
  margin: 30px auto 0;
  padding: 50px var(--gutter) 32px;
  border-bottom: 1px solid var(--line);
}
.blog-hero .crumbs {
  font-size: 11.5px;
  color: var(--muted);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 18px;
}
.blog-hero .crumbs a { color: var(--muted); }
.blog-hero .crumbs a:hover { color: var(--ink); }
.blog-hero .crumbs span { margin: 0 8px; }
.blog-hero h1 {
  font-size: clamp(36px, 5.5vw, 72px);
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1;
  margin-bottom: 16px;
  max-width: 22ch;
}
.blog-hero p.lead {
  font-size: clamp(15px, 1.4vw, 17px);
  color: var(--muted);
  max-width: 64ch;
  line-height: 1.6;
}

/* ---------- Layout: list + sidebar ---------- */
.blog-layout {
  max-width: var(--max);
  margin: 0 auto;
  padding: 36px var(--gutter) 80px;
  display: grid;
  grid-template-columns: 3fr 1fr;
  gap: 56px;
  align-items: start;
}

/* ---------- Article cards (list) ---------- */
.cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border-top: 1px solid var(--line);
}
.card {
  display: grid;
  grid-template-columns: 0.8fr 2fr;
  gap: 32px;
  padding: 28px 0;
  border-bottom: 1px solid var(--line);
  position: relative;
  transition: padding-left var(--t-med);
}
.card:hover { padding-left: 8px; }
.card .meta {
  font-size: 11.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}
.card .meta a {
  color: var(--ink); font-weight: 600;
  position: relative;
}
.card .meta a::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -2px;
  height: 1px; background: currentColor;
  transform: scaleX(0); transform-origin: left;
  transition: transform var(--t-med);
}
.card .meta a:hover::after { transform: scaleX(1); }
.card .meta .dot { margin: 0 8px; opacity: 0.5; }
.card .meta .read { display: block; margin-top: 6px; font-weight: 500; opacity: 0.7; }
.card h2 {
  font-size: clamp(22px, 2.4vw, 30px);
  font-weight: 700;
  letter-spacing: -0.022em;
  line-height: 1.15;
  margin-bottom: 8px;
}
.card h2 a {
  background-image: linear-gradient(currentColor, currentColor);
  background-repeat: no-repeat;
  background-size: 0% 1px;
  background-position: 0 100%;
  transition: background-size var(--t-med);
}
.card:hover h2 a { background-size: 100% 1px; }
.card .excerpt {
  font-size: 15px;
  color: var(--muted);
  line-height: 1.6;
  max-width: 65ch;
}
.card .more {
  display: inline-flex; align-items: center; gap: 8px;
  margin-top: 12px;
  font-size: 13px; font-weight: 600;
  letter-spacing: 0.04em;
}
.card .more::after { content: "→"; transition: transform var(--t-med); }
.card:hover .more::after { transform: translateX(4px); }

/* ---------- Sidebar (categories) ---------- */
.sidebar { position: sticky; top: 32px; }
.sidebar .side-title {
  font-size: 11px; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.18em;
  color: var(--muted);
  margin-bottom: 14px;
}
.sidebar nav {
  display: flex; flex-direction: column;
  border-top: 1px solid var(--line);
}
.sidebar nav a {
  display: flex; justify-content: space-between; align-items: center;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
  color: var(--ink);
  transition: padding-left var(--t-fast);
}
.sidebar nav a:hover { padding-left: 6px; }
.sidebar nav a.active {
  font-weight: 600;
  padding-left: 6px;
  border-left: 2px solid var(--ink);
  margin-left: -8px; padding-left: 8px;
}
.sidebar nav a .count {
  font-size: 11.5px;
  color: var(--muted);
  border: 1px solid var(--line);
  padding: 2px 7px;
  border-radius: 100px;
}

/* CTA в сайдбаре */
.side-cta {
  margin-top: 28px;
  padding: 22px 20px;
  border: 1px solid var(--line);
  background: var(--paper-pure);
}
.side-cta .label {
  font-size: 11px; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.18em;
  color: var(--muted);
  margin-bottom: 10px;
}
.side-cta h3 {
  font-size: 18px; font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.2;
  margin-bottom: 8px;
}
.side-cta p { font-size: 13.5px; color: var(--muted); margin-bottom: 14px; line-height: 1.55; }
.side-cta a {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 16px;
  background: var(--ink); color: var(--paper);
  font-weight: 600; font-size: 13px;
  transition: background var(--t-fast), color var(--t-fast);
}
.side-cta a:hover { background: var(--paper); color: var(--ink); border: 1px solid var(--ink); padding: 9px 15px; }
.side-cta a::after { content: "→"; transition: transform var(--t-med); }
.side-cta a:hover::after { transform: translateX(3px); }

/* ---------- Empty list ---------- */
.empty {
  border: 1px dashed var(--line);
  padding: 48px 20px;
  text-align: center;
  color: var(--muted);
  font-size: 14px;
}

/* ---------- Article reader ---------- */
.article-shell {
  max-width: 760px;
  margin: 0 auto;
  padding: 30px var(--gutter) 80px;
}
.article-shell .crumbs {
  font-size: 11.5px;
  color: var(--muted);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin-bottom: 22px;
}
.article-shell .crumbs a { color: var(--muted); position: relative; }
.article-shell .crumbs a:hover { color: var(--ink); }
.article-shell .crumbs span { margin: 0 8px; opacity: 0.5; }

.article-shell h1.article-title {
  font-size: clamp(34px, 4.6vw, 56px);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin-bottom: 18px;
}
.article-shell .article-excerpt {
  font-size: clamp(16px, 1.4vw, 19px);
  color: var(--muted);
  line-height: 1.55;
  max-width: 56ch;
  margin-bottom: 26px;
}
.article-shell .article-meta {
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  padding-bottom: 26px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 36px;
}
.article-shell .article-meta a { color: var(--ink); font-weight: 600; }
.article-shell .article-meta span { margin: 0 8px; opacity: 0.6; }

/* Markdown body */
.prose {
  font-size: 16.5px;
  line-height: 1.7;
  color: #1a1a1a;
}
.prose > * + * { margin-top: 1em; }
.prose h2 {
  margin-top: 2em;
  font-size: 26px;
  font-weight: 700;
  letter-spacing: -0.018em;
  line-height: 1.2;
}
.prose h3 {
  margin-top: 1.6em;
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -0.01em;
}
.prose p { color: #1a1a1a; }
.prose strong { font-weight: 700; color: var(--ink); }
.prose em { font-style: italic; }
.prose a {
  color: var(--ink);
  border-bottom: 1px solid var(--ink);
  font-weight: 500;
  transition: background var(--t-fast);
}
.prose a:hover { background: var(--ink); color: var(--paper); }
.prose ul, .prose ol { padding-left: 1.4em; }
.prose ul li, .prose ol li { margin-top: 0.4em; }
.prose ul li::marker { color: var(--muted); }
.prose blockquote {
  border-left: 3px solid var(--ink);
  padding: 6px 0 6px 18px;
  margin: 1.4em 0;
  color: #2a2a2a;
  font-style: italic;
}
.prose code {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 0.92em;
  background: #f0f0f0;
  padding: 2px 6px;
  border-radius: 3px;
}
.prose pre {
  background: #0a0a0a;
  color: #f5f5f5;
  padding: 18px 20px;
  overflow-x: auto;
  font-size: 13.5px;
  line-height: 1.6;
}
.prose pre code { background: transparent; padding: 0; color: inherit; font-size: inherit; }
.prose table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.6em 0;
  font-size: 14.5px;
}
.prose th, .prose td {
  border: 1px solid var(--line);
  padding: 10px 14px;
  text-align: left;
  vertical-align: top;
}
.prose th { background: var(--paper-pure); font-weight: 600; }
.prose hr {
  border: 0; border-top: 1px solid var(--line); margin: 2em 0;
}

/* Drop cap первого параграфа после h2/excerpt */
.prose > p:first-of-type::first-letter {
  font-size: 3.4em;
  font-weight: 700;
  float: left;
  line-height: 0.85;
  margin: 0.05em 10px -0.04em 0;
  color: var(--ink);
}

/* End-of-article CTA block */
.article-cta {
  margin-top: 56px;
  padding: 32px 28px;
  border: 1px solid var(--line);
  background: var(--paper-pure);
}
.article-cta .label {
  font-size: 11px; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.18em;
  color: var(--muted);
  margin-bottom: 12px;
}
.article-cta h3 {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.015em;
  margin-bottom: 10px;
}
.article-cta p { font-size: 14.5px; color: var(--muted); margin-bottom: 18px; }
.article-cta a {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 13px 22px;
  background: var(--ink); color: var(--paper);
  font-weight: 600; font-size: 14px;
  transition: background var(--t-fast), color var(--t-fast);
  border: 1.5px solid var(--ink);
}
.article-cta a:hover { background: var(--paper); color: var(--ink); }
.article-cta a::after { content: "→"; transition: transform var(--t-med); }
.article-cta a:hover::after { transform: translateX(4px); }

/* Related articles */
.related {
  margin-top: 60px;
  padding-top: 32px;
  border-top: 1px solid var(--line);
}
.related .label {
  font-size: 11px; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.18em;
  color: var(--muted);
  margin-bottom: 16px;
}
.related .related-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
}
.related .related-item {
  display: block;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
  transition: padding-left var(--t-med);
}
.related .related-item:hover { padding-left: 6px; }
.related .related-item h4 {
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.25;
  margin-bottom: 4px;
}
.related .related-item .ex {
  font-size: 13.5px; color: var(--muted); line-height: 1.5;
}

/* ---------- Footer ---------- */
footer.blog-footer {
  border-top: 1px solid var(--line);
  padding: 48px var(--gutter);
  font-size: 13px;
  color: var(--muted);
}
footer.blog-footer .footer-inner {
  max-width: var(--max);
  margin: 0 auto;
  display: flex; flex-wrap: wrap; gap: 16px;
  justify-content: space-between; align-items: center;
}
footer.blog-footer a {
  margin-right: 24px;
  position: relative;
}
footer.blog-footer a::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -2px;
  height: 1px; background: currentColor;
  transform: scaleX(0); transform-origin: left;
  transition: transform var(--t-med);
}
footer.blog-footer a:hover { color: var(--ink); }
footer.blog-footer a:hover::after { transform: scaleX(1); }

/* ============================================================
   База знаний (KB) — отличается от блога: плотные карточки,
   структура «Симптом / Причина / Проверка / Решение», поиск.
   ============================================================ */

/* Hero KB с поисковой строкой */
.kb-hero {
  max-width: var(--max);
  margin: 30px auto 0;
  padding: 50px var(--gutter) 28px;
  border-bottom: 1px solid var(--line);
}
.kb-hero h1 {
  font-size: clamp(34px, 5vw, 64px);
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1;
  margin-bottom: 14px;
  max-width: 18ch;
}
.kb-hero p.lead {
  font-size: clamp(15px, 1.4vw, 17px);
  color: var(--muted);
  max-width: 60ch;
  line-height: 1.6;
  margin-bottom: 22px;
}
.kb-search {
  display: flex; align-items: stretch;
  max-width: 640px;
  border: 1.5px solid var(--ink);
  background: var(--paper-pure);
  transition: box-shadow var(--t-fast), transform var(--t-fast);
}
.kb-search:focus-within {
  box-shadow: 6px 6px 0 var(--ink);
  transform: translate(-2px, -2px);
}
.kb-search .icon {
  display: grid; place-items: center;
  width: 48px; flex-shrink: 0;
  color: var(--muted);
}
.kb-search input {
  flex: 1; min-width: 0;
  border: 0; outline: 0; background: transparent;
  font: inherit; font-size: 16px;
  padding: 14px 0;
}
.kb-search input::placeholder { color: var(--muted); }
.kb-search button {
  cursor: pointer; border: 0;
  background: var(--ink); color: var(--paper);
  font: inherit; font-weight: 600; font-size: 14px;
  padding: 0 22px;
  transition: background var(--t-fast), color var(--t-fast);
}
.kb-search button:hover { background: var(--paper); color: var(--ink); border: 1.5px solid var(--ink); border-radius: 0; }

/* Поисковая подсказка под input'ом */
.kb-search-hint {
  margin-top: 12px;
  font-size: 12.5px;
  color: var(--muted);
}
.kb-search-hint strong { color: var(--ink); font-weight: 600; }

/* Грид-сетка KB-карточек */
.kb-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}
.kb-card {
  display: block;
  padding: 20px 22px;
  border: 1px solid var(--line);
  background: var(--paper-pure);
  position: relative;
  transition: transform var(--t-fast), border-color var(--t-fast), box-shadow var(--t-fast);
}
.kb-card::before {
  content: "";
  position: absolute; left: 0; top: 0; bottom: 0;
  width: 2px; background: var(--ink);
  transform: scaleY(0); transform-origin: top;
  transition: transform var(--t-med);
}
.kb-card:hover {
  border-color: var(--ink);
  transform: translateY(-2px);
}
.kb-card:hover::before { transform: scaleY(1); }
.kb-card .cat {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--muted);
  margin-bottom: 8px;
}
.kb-card h3 {
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -0.005em;
  line-height: 1.25;
  margin-bottom: 8px;
  color: var(--ink);
}
.kb-card .excerpt {
  font-size: 13.5px;
  color: var(--muted);
  line-height: 1.55;
}
.kb-card .meta {
  display: flex; gap: 6px; align-items: center;
  margin-top: 12px;
  font-size: 11.5px;
  color: var(--muted);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.kb-card .meta .read::before { content: "·"; margin-right: 6px; opacity: 0.5; }

/* Категории KB как набор плиток */
.kb-categories {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-bottom: 50px;
}
.kb-cat-tile {
  padding: 22px 22px 24px;
  border: 1px solid var(--line);
  background: var(--paper-pure);
  display: flex; flex-direction: column;
  gap: 6px;
  position: relative;
  transition: border-color var(--t-fast), background var(--t-fast);
}
.kb-cat-tile:hover {
  border-color: var(--ink);
  background: var(--paper);
}
.kb-cat-tile .cat-num {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 11px;
  color: var(--muted);
  letter-spacing: 0.16em;
}
.kb-cat-tile h3 {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.2;
  color: var(--ink);
}
.kb-cat-tile .count {
  font-size: 12px;
  color: var(--muted);
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px dashed var(--line);
}
.kb-cat-tile .count strong { color: var(--ink); font-weight: 600; }

/* KB layout с сайдбаром */
.kb-layout {
  max-width: var(--max);
  margin: 0 auto;
  padding: 36px var(--gutter) 80px;
  display: grid;
  grid-template-columns: 1fr 3fr;   /* сайдбар слева — для KB удобнее */
  gap: 56px;
  align-items: start;
}

/* Section-метка в KB-статье */
.kb-section-tag {
  display: inline-block;
  margin-bottom: 18px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  padding: 5px 11px;
  background: var(--ink);
  color: var(--paper);
}

/* Структурированная KB-статья:
   подсвечиваем h2 «Симптом / Причина / Как проверить / Решение / Связанные»
   через CSS, чтобы визуально отделить блоки. */
.prose-kb h2 {
  display: flex; align-items: baseline; gap: 12px;
  margin-top: 2.4em;
  font-size: 24px;
  letter-spacing: -0.014em;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
}
.prose-kb h2::before {
  content: counter(kbsec, decimal-leading-zero);
  counter-increment: kbsec;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 12px;
  color: var(--muted);
  font-weight: 500;
  letter-spacing: 0.1em;
}
.prose-kb { counter-reset: kbsec; }

/* Drop-cap НЕ нужен в KB — это справочник, не художественная статья */
.prose-kb > p:first-of-type::first-letter {
  font-size: inherit;
  font-weight: inherit;
  float: none;
  line-height: inherit;
  margin: 0;
  color: inherit;
}

/* Чеклист-списки в KB */
.prose-kb ul li { padding-left: 0; }
.prose-kb ol > li { padding-left: 4px; }

/* Болд первого слова в LI (как «- Сервер медленный» — выделяет суть) */
.prose-kb ul > li > strong:first-child {
  color: var(--ink);
}

/* Большая цитата-подсказка */
.kb-tip {
  border: 1px solid var(--line);
  background: #fffbe6;
  padding: 14px 18px;
  margin: 1.4em 0;
  font-size: 14.5px;
  display: flex; gap: 12px; align-items: flex-start;
}
.kb-tip::before {
  content: "i"; flex-shrink: 0;
  width: 22px; height: 22px;
  display: grid; place-items: center;
  background: var(--ink); color: var(--paper);
  border-radius: 50%;
  font-weight: 700; font-style: italic;
  font-size: 13px;
}

/* Empty (поиск ничего не нашёл) */
.kb-empty {
  border: 1px dashed var(--line);
  padding: 60px 22px;
  text-align: center;
  color: var(--muted);
}
.kb-empty p { margin-bottom: 6px; }
.kb-empty a { color: var(--ink); border-bottom: 1px solid var(--ink); }

/* ============================================================
   Info-страницы (about / contact / terms / changelog)
   ============================================================ */

.info-shell {
  max-width: 880px;
  margin: 0 auto;
  padding: 30px var(--gutter) 80px;
}
.info-shell .crumbs {
  font-size: 11.5px;
  color: var(--muted);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin-bottom: 22px;
}
.info-shell .crumbs a { color: var(--muted); }
.info-shell .crumbs a:hover { color: var(--ink); }
.info-shell .crumbs span { margin: 0 8px; opacity: 0.5; }

.info-shell h1.info-title {
  font-size: clamp(40px, 5.6vw, 72px);
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1;
  margin-bottom: 18px;
  max-width: 18ch;
}
.info-shell .info-lead {
  font-size: clamp(16px, 1.5vw, 19px);
  color: var(--muted);
  line-height: 1.55;
  max-width: 60ch;
  margin-bottom: 28px;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--line);
}

.info-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 60px;
  align-items: start;
  margin-top: 44px;
}
.info-grid + .info-grid { margin-top: 38px; padding-top: 38px; border-top: 1px solid var(--line); }
.info-grid .info-label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--muted);
}
.info-grid .info-text {
  font-size: 16px;
  line-height: 1.65;
  color: #1a1a1a;
}
.info-grid .info-text > * + * { margin-top: 14px; }
.info-grid .info-text strong { font-weight: 700; color: var(--ink); }
.info-grid .info-text a {
  color: var(--ink);
  border-bottom: 1px solid var(--ink);
}
.info-grid .info-text ul, .info-grid .info-text ol {
  padding-left: 1.4em;
}
.info-grid .info-text li { margin-top: 6px; }
.info-grid .info-text li::marker { color: var(--muted); }

/* Featured numbers */
.info-numbers {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  margin: 40px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.info-numbers .num-cell {
  padding: 22px 18px;
  border-right: 1px solid var(--line);
}
.info-numbers .num-cell:last-child { border-right: 0; }
.info-numbers .num-cell .v {
  font-size: clamp(28px, 3.5vw, 44px);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1;
  margin-bottom: 6px;
}
.info-numbers .num-cell .l {
  font-size: 12px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* Contact form */
.contact-form {
  display: flex; flex-direction: column; gap: 14px;
  max-width: 560px;
  margin-top: 18px;
}
.contact-form .field {
  display: flex; flex-direction: column; gap: 6px;
}
.contact-form label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--muted);
}
.contact-form input,
.contact-form textarea {
  font: inherit; font-size: 15px;
  padding: 13px 14px;
  border: 1.5px solid var(--line);
  background: var(--paper-pure);
  color: var(--ink);
  outline: 0;
  resize: vertical;
  transition: border-color var(--t-fast);
}
.contact-form input:hover, .contact-form textarea:hover { border-color: #c4c4c4; }
.contact-form input:focus, .contact-form textarea:focus { border-color: var(--ink); }
.contact-form textarea { min-height: 140px; line-height: 1.5; }
.contact-form .honeypot {
  position: absolute;
  left: -10000px; top: auto;
  width: 1px; height: 1px;
  overflow: hidden;
}
.contact-form button.primary {
  align-self: start;
  cursor: pointer;
  border: 0;
  background: var(--ink);
  color: var(--paper);
  font: inherit; font-weight: 600; font-size: 15px;
  padding: 14px 28px;
  display: inline-flex; align-items: center; gap: 10px;
  transition: background var(--t-fast), color var(--t-fast);
  border: 1.5px solid var(--ink);
  margin-top: 6px;
}
.contact-form button.primary:hover { background: var(--paper-pure); color: var(--ink); }
.contact-form button.primary svg { width: 16px; height: 16px; transition: transform var(--t-med); }
.contact-form button.primary:hover svg { transform: translateX(4px); }

.contact-success {
  border: 1px solid var(--line);
  background: #f0fdf4;
  padding: 28px 26px;
  margin-top: 24px;
}
.contact-success .label {
  font-size: 11px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.18em;
  color: #1a7f4e;
  margin-bottom: 10px;
}
.contact-success h3 { font-size: 22px; font-weight: 700; margin-bottom: 8px; letter-spacing: -0.015em; }
.contact-success p { color: #2a4a36; font-size: 15px; line-height: 1.55; }

.contact-error {
  border-left: 3px solid #c0392b;
  background: #fef2f2;
  padding: 12px 14px;
  font-size: 14px;
  color: #c0392b;
  margin-bottom: 18px;
}

/* Changelog */
.changelog-entry {
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
}
.changelog-entry:last-child { border-bottom: 0; }
.changelog-meta {
  display: flex; align-items: baseline; gap: 14px;
  margin-bottom: 14px;
  flex-wrap: wrap;
}
.changelog-version {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 13px;
  font-weight: 600;
  background: var(--ink);
  color: var(--paper);
  padding: 4px 10px;
  letter-spacing: 0.04em;
}
.changelog-date {
  font-size: 12px;
  color: var(--muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.changelog-title {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.015em;
  margin-bottom: 12px;
}
.changelog-list { padding-left: 1.4em; }
.changelog-list li {
  margin-top: 8px;
  font-size: 15px;
  line-height: 1.55;
}
.changelog-list li::marker { color: var(--muted); }
.changelog-tag {
  display: inline-block;
  font-family: 'JetBrains Mono', monospace;
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.06em;
  padding: 1px 7px;
  margin-right: 6px;
  vertical-align: middle;
  border-radius: 3px;
}
.changelog-tag.add  { background: #e9f7ee; color: #1a7f4e; }
.changelog-tag.fix  { background: #fef2f2; color: #c0392b; }
.changelog-tag.upd  { background: #f1f5f9; color: #1f2937; }

/* Terms / legal */
.legal h2 {
  margin-top: 2em;
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -0.005em;
}
.legal p, .legal li {
  font-size: 14.5px;
  line-height: 1.65;
  color: #1f2937;
}
.legal ol, .legal ul { padding-left: 1.4em; }
.legal li { margin-top: 5px; }
.legal .updated {
  font-size: 12px;
  color: var(--muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

/* ---------- Adaptive ---------- */
@media (max-width: 920px) {
  .blog-layout { grid-template-columns: 1fr; gap: 32px; }
  .kb-layout { grid-template-columns: 1fr; gap: 32px; }
  .sidebar { position: static; }
  .card { grid-template-columns: 1fr; gap: 12px; }
  .kb-grid { grid-template-columns: 1fr; }
  .kb-categories { grid-template-columns: 1fr; }
  header.blog-header nav a { display: none; }
  header.blog-header nav a.nav-cta { display: inline-flex; }
  .blog-hero, .kb-hero { padding: 32px var(--gutter) 24px; }
  .article-shell, .info-shell { padding: 24px var(--gutter) 56px; }
  .info-grid { grid-template-columns: 1fr; gap: 12px; }
  .info-numbers { grid-template-columns: 1fr; }
  .info-numbers .num-cell { border-right: 0; border-bottom: 1px solid var(--line); }
  .info-numbers .num-cell:last-child { border-bottom: 0; }
  .prose > p:first-of-type::first-letter {
    font-size: 2.8em;
  }
}