:root {
  --bg: #0f1419;
  --fg: #e8eef5;
  --muted: #9aa7b8;
  --accent: #3d8bfd;
  --card: #1a222d;
  --border: #2a3544;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, sans-serif;
  background: var(--bg);
  color: var(--fg);
  line-height: 1.6;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.wrap { max-width: 960px; margin: 0 auto; padding: 0 1.25rem; }
.top {
  border-bottom: 1px solid var(--border);
  background: #121922;
}
.top .wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
  padding: 0.9rem 1.25rem;
}
.brand { font-weight: 700; color: var(--fg); }
nav { display: flex; flex-wrap: wrap; gap: 0.75rem 1rem; }
nav a { color: var(--muted); }
nav a:hover { color: var(--fg); }
.lang {
  font-size: 0.9rem;
}
.lang a[aria-current="true"] {
  font-weight: 700;
  color: var(--fg);
  text-decoration: underline;
}
main.wrap { padding: 2rem 1.25rem 4rem; }
.foot {
  border-top: 1px solid var(--border);
  padding: 1.5rem 0;
  color: var(--muted);
  font-size: 0.9rem;
}
.hero {
  padding: 2rem 0 1rem;
}
.hero h1 { font-size: 2rem; margin: 0 0 0.5rem; }
.lede { color: var(--muted); font-size: 1.1rem; max-width: 42rem; }
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1rem;
  margin-top: 1.5rem;
}
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1rem 1.1rem;
}
.card h3 { margin: 0 0 0.35rem; font-size: 1.05rem; }
.muted { color: var(--muted); font-size: 0.9rem; }
form.padded label { display: block; margin-top: 0.75rem; font-size: 0.9rem; color: var(--muted); }
form.padded input, form.padded textarea, form.padded select {
  width: 100%;
  margin-top: 0.25rem;
  padding: 0.5rem 0.6rem;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: #0c1016;
  color: var(--fg);
}
button, .btn {
  display: inline-block;
  margin-top: 1rem;
  padding: 0.55rem 1rem;
  border-radius: 8px;
  border: none;
  background: var(--accent);
  color: #fff;
  font-weight: 600;
  cursor: pointer;
}
.alert { padding: 0.75rem 1rem; border-radius: 8px; background: #1e2a1e; border: 1px solid #2f4a2f; margin: 1rem 0; }
.alert.err { background: #2a1e1e; border-color: #5a2a2a; }