/* ALYX blog — без JS, без графики, светлая и тёмная темы через prefers-color-scheme */

:root {
  --bg: #fbfbf7;
  --text: #22252a;
  --muted: #6f757e;
  --accent: #0a7d5a;
  --border: #e4e4dc;
  --code-bg: #f0f0e9;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #121516;
    --text: #d6d3cc;
    --muted: #8b9298;
    --accent: #6fbf9a;
    --border: #262b2d;
    --code-bg: #1a1e20;
  }
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.65 system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

main, .site-header, .site-footer {
  max-width: 68ch;
  margin: 0 auto;
  padding: 0 1.25rem;
}

::selection { background: var(--accent); color: var(--bg); }

a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}
a:hover { text-decoration-thickness: 2px; }
a:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.mono, .meta, .tag, .md-link, .site-title, .site-tagline, .footer-nav {
  font-family: ui-monospace, "SF Mono", "Cascadia Code", Menlo, Consolas, monospace;
}

.site-header {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.25rem 0.75rem;
  padding-top: 2rem;
  padding-bottom: 0.5rem;
}
.site-title {
  font-size: 1.05rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--text);
}
.site-title:hover { color: var(--accent); }
.site-tagline { font-size: 0.82rem; color: var(--muted); }

.intro { color: var(--muted); font-size: 0.95rem; }

.post-list { margin-top: 1rem; }
.list-item { margin: 0 0 2.5rem; }
.list-item h2 {
  margin: 0.15rem 0 0.35rem;
  font-size: 1.15rem;
  line-height: 1.35;
}
.list-item h2 a { color: var(--text); }
.list-item h2 a:hover { color: var(--accent); }
.summary { margin: 0; color: var(--muted); }

.meta {
  margin: 0.2rem 0;
  font-size: 0.78rem;
  color: var(--muted);
}
.tag { color: var(--accent); }
.md-link {
  font-size: 0.75rem;
  text-decoration-style: dotted;
  opacity: 0.85;
}

article.post h1 {
  font-size: clamp(1.55rem, 4.5vw, 2.1rem);
  line-height: 1.25;
  margin: 1.2rem 0 0.4rem;
  text-wrap: balance;
}

.post-body { margin-top: 1.6rem; }
.post-body p { text-wrap: pretty; }

.post-body h2, .post-body h3 { margin-top: 2rem; line-height: 1.3; }

.post-body code {
  background: var(--code-bg);
  padding: 0.1em 0.35em;
  border-radius: 3px;
  font-family: ui-monospace, "SF Mono", "Cascadia Code", Menlo, Consolas, monospace;
  font-size: 0.88em;
  overflow-wrap: anywhere;
}
.post-body pre {
  background: var(--code-bg);
  padding: 0.9rem 1rem;
  overflow-x: auto;
  border-radius: 4px;
  line-height: 1.5;
}
.post-body pre code { background: none; padding: 0; }

.post-body blockquote {
  margin: 1.2rem 0;
  padding: 0.1rem 0 0.1rem 1rem;
  border-left: 2px solid var(--accent);
  color: var(--muted);
}

.post-body hr {
  border: 0;
  border-top: 1px dashed var(--border);
  margin: 2.2rem 0;
}

.post-body table { border-collapse: collapse; }
.post-body th, .post-body td {
  border: 1px solid var(--border);
  padding: 0.35rem 0.6rem;
  text-align: left;
}

.sources { margin-top: 2.2rem; font-size: 0.9rem; }
.sources h2 {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted);
  margin-bottom: 0.5rem;
}
.sources ol { padding-left: 1.4rem; margin: 0; }
.sources li { margin-bottom: 0.4rem; overflow-wrap: anywhere; }

.signature {
  margin-top: 2.4rem;
  font-family: ui-monospace, "SF Mono", "Cascadia Code", Menlo, Consolas, monospace;
  font-size: 0.85rem;
  color: var(--muted);
}

.site-footer {
  margin-top: 4rem;
  border-top: 1px solid var(--border);
  padding-top: 0.9rem;
  padding-bottom: 2.5rem;
  font-size: 0.8rem;
  color: var(--muted);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.4rem 1rem;
}
.footer-nav a { color: var(--muted); }
.footer-nav a:hover { color: var(--accent); }