:root {
  color-scheme: light;
  --ink: #202321;
  --muted: #68716d;
  --line: #dfe5e1;
  --paper: #f7f8f4;
  --accent: #225c4b;
  --max: 1200px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 16px/1.65 Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
a { color: var(--accent); text-decoration-thickness: .08em; text-underline-offset: .16em; }
a:hover { text-decoration-thickness: .14em; }
.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  max-width: var(--max);
  margin: 0 auto;
  padding: 24px 14px;
  border-bottom: 1px solid var(--line);
}
.brand { color: var(--ink); font-size: 1.2rem; font-weight: 750; letter-spacing: -.03em; text-decoration: none; }
main { max-width: var(--max); margin: 0 auto; padding: 64px 14px 96px; }
h1, h2 { letter-spacing: -.04em; line-height: 1.12; }
h1 { margin: 0 0 32px; font-size: clamp(2.2rem, 6vw, 4rem); }
h2 { margin: 0; font-size: clamp(1.2rem, 2.5vw, 1.55rem); }
.post-search { margin: 0 0 36px; }
.post-search label { display: block; margin-bottom: 8px; font-weight: 700; }
.post-search input {
  width: 100%;
  padding: 13px 15px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
  font: inherit;
}
.post-search input:focus { border-color: var(--accent); outline: 2px solid color-mix(in srgb, var(--accent) 22%, transparent); }
.search-status { margin: 8px 0 0; color: var(--muted); font-size: .9rem; }
.post-list { display: grid; gap: 1px; margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.post-item { padding: 24px 0; border-bottom: 1px solid var(--line); }
.post-link { display: block; color: inherit; text-decoration: none; }
.post-link:hover h2 { color: var(--accent); }
.post-summary { max-width: var(--max); margin: 10px 0 0; color: var(--muted); }
.post-meta { margin: 7px 0 0; color: var(--muted); font-size: .9rem; }
.empty-state { padding: 24px 0; color: var(--muted); border-bottom: 1px solid var(--line); }
.back-link { display: inline-block; margin-bottom: 38px; }
.post-page { max-width: var(--max); }
.post-page h1 { margin-bottom: 12px; }
.post-body { margin-top: 42px; font-size: 1.12rem; }
.post-body p { margin: 0 0 1.25em; }
.telegram-source { margin-top: 48px; padding-top: 20px; border-top: 1px solid var(--line); }
[hidden] { display: none !important; }
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
@media (max-width: 640px) {
  .site-header { align-items: flex-start; flex-direction: column; padding: 20px 10px; }
  main { padding: 48px 10px 72px; }
}