:root {
  --bg: #f7f8f6;
  --surface: #ffffff;
  --text: #16201b;
  --muted: #56615b;
  --line: #dde3df;
  --accent: #0f7a52;
  --accent-text: #ffffff;
  --radius: 14px;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1412;
    --surface: #18201c;
    --text: #e8eeea;
    --muted: #9eaaa3;
    --line: #2a3530;
    --accent: #3fc48d;
    --accent-text: #06140d;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", "Hiragino Sans", "Apple SD Gothic Neo", "PingFang SC", "Noto Sans", sans-serif;
  overflow-wrap: anywhere;
}
a { color: var(--accent); }
.wrap { max-width: 860px; margin: 0 auto; padding: 0 16px; }
.top { border-bottom: 1px solid var(--line); background: var(--surface); }
.top .wrap { display: flex; flex-wrap: wrap; gap: 8px 20px; align-items: center; justify-content: space-between; padding-top: 12px; padding-bottom: 12px; }
.brand { font-weight: 700; font-size: 1.15rem; text-decoration: none; color: var(--text); }
nav.main { display: flex; flex-wrap: wrap; gap: 4px 16px; }
nav.main a { text-decoration: none; color: var(--muted); }
nav.main a[aria-current] { color: var(--text); font-weight: 600; }
main { padding-top: 24px; padding-bottom: 32px; }
h1 { font-size: 1.9rem; line-height: 1.25; margin: 0.4em 0; }
h2 { font-size: 1.2rem; margin: 1.6em 0 0.4em; }
.card h2, .card h3 { margin-top: 0; }
.hero { padding: 16px 0 8px; }
.lead { font-size: 1.15rem; color: var(--muted); }
.meta, .note, .soon { color: var(--muted); font-size: 0.92rem; }
.grid { display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.grid.two { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px 18px; }
.card.pro { border-color: var(--accent); }
.card p { margin: 0; }
.button { display: inline-block; background: var(--accent); color: var(--accent-text); padding: 10px 18px; border-radius: 999px; text-decoration: none; font-weight: 600; }
ul { padding-left: 1.2em; }
li { margin: 0.25em 0; }
details { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 12px 16px; margin: 10px 0; }
details summary { cursor: pointer; font-weight: 600; }
details[open] summary { margin-bottom: 8px; }
.contact { margin-top: 24px; }
.foot { border-top: 1px solid var(--line); padding-top: 16px; padding-bottom: 32px; color: var(--muted); font-size: 0.9rem; }
.langs { display: flex; flex-wrap: wrap; gap: 4px 14px; }
.langs a { color: var(--muted); }
.langs a[aria-current] { color: var(--text); font-weight: 600; text-decoration: none; }
.picker { list-style: none; padding: 0; display: grid; gap: 8px; }
.picker a { display: block; padding: 12px 16px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); text-decoration: none; }