:root {
  --bg: #0a0a0b;
  --surface: #151517;
  --line: #2a2a2e;
  --ink: #f5f5f2;
  --ink-soft: #a1a1a6;
  --accent: #c8ff3e;
  --accent-ink: #0a0a0b;
  --sans: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) {
    --bg: #f6f6f3;
    --surface: #ffffff;
    --line: #e2e2dc;
    --ink: #121214;
    --ink-soft: #55555c;
    --accent: #4d7a00;
    --accent-ink: #ffffff;
  }
}
:root[data-theme="light"] {
  --bg: #f6f6f3; --surface: #ffffff; --line: #e2e2dc; --ink: #121214; --ink-soft: #55555c; --accent: #4d7a00; --accent-ink: #ffffff;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--ink); font-family: var(--sans); line-height: 1.6; -webkit-font-smoothing: antialiased; }
a { color: var(--accent); text-underline-offset: 3px; }
a:focus-visible, button:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }
.top { position: sticky; top: 0; z-index: 5; display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap;
  padding: 14px 16px; background: color-mix(in srgb, var(--bg) 90%, transparent); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; letter-spacing: 0.02em; color: var(--ink); text-decoration: none; }
.dot { width: 14px; height: 14px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 25%, transparent); }
.langs { display: flex; flex-wrap: wrap; gap: 4px; }
.langs button { font: inherit; font-size: 0.8rem; font-weight: 700; color: var(--ink-soft); background: transparent; border: 1px solid var(--line);
  border-radius: 999px; padding: 4px 10px; cursor: pointer; min-height: 32px; }
.langs button[aria-pressed="true"] { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }
main { max-width: 720px; margin: 0 auto; padding: 28px 16px 64px; }
h1 { font-size: clamp(1.8rem, 6vw, 2.4rem); line-height: 1.15; margin: 0 0 6px; letter-spacing: -0.01em; }
.meta { color: var(--ink-soft); font-size: 0.9rem; margin: 0 0 24px; }
.lead { background: var(--surface); border: 1px solid var(--line); border-left: 4px solid var(--accent); border-radius: 14px; padding: 16px 18px; margin: 0 0 28px; font-weight: 600; }
h2 { font-size: 1.1rem; margin: 30px 0 8px; display: flex; gap: 10px; align-items: baseline; }
h2 .n { color: var(--accent); font-variant-numeric: tabular-nums; font-size: 0.85rem; font-weight: 800; }
p, li { color: var(--ink); }
ul { padding-left: 20px; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 16px 18px; margin: 12px 0; }
.card h3 { margin: 0 0 6px; font-size: 1rem; }
.card p { margin: 0; color: var(--ink-soft); }
.btn { display: inline-block; background: var(--accent); color: var(--accent-ink); font-weight: 800; text-decoration: none; padding: 12px 20px; border-radius: 999px; margin: 8px 0 4px; }
.small { color: var(--ink-soft); font-size: 0.85rem; }
footer { max-width: 720px; margin: 0 auto; padding: 0 16px 40px; color: var(--ink-soft); font-size: 0.85rem; }
footer a { margin-right: 14px; }
[data-lang] { display: none; }
[data-lang].on { display: block; }
.hub { display: grid; gap: 12px; margin-top: 24px; }
.hub a { display: block; background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 18px; color: var(--ink); text-decoration: none; font-weight: 700; }
.hub a span { display: block; color: var(--ink-soft); font-weight: 400; font-size: 0.9rem; }