:root {
  --accent: #95c11f;
  --ink: #1d2521;
  --muted: #5f6b64;
  --line: #e3e8e2;
  --bg: #fafbf9;
  --card: #ffffff;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.55;
}

.topbar {
  background: var(--ink);
  padding: 14px 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: #fff;
  text-decoration: none;
}

.brand img { height: 34px; }
.brand strong { display: block; font-size: 17px; }
.brand small { display: block; color: #aab8af; font-size: 12px; }

.container {
  max-width: 980px;
  margin: 0 auto;
  padding: 28px 24px 60px;
}

.intro {
  font-size: 17px;
  color: var(--muted);
  max-width: 640px;
}

#filter {
  width: 100%;
  max-width: 360px;
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  font-size: 15px;
  margin: 6px 0 18px;
}

#filter:focus { outline: 2px solid var(--accent); border-color: transparent; }

.category h2 {
  font-size: 15px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  border-bottom: 2px solid var(--accent);
  display: inline-block;
  padding-bottom: 4px;
  margin: 28px 0 14px;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 14px;
}

.card {
  display: block;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 16px 18px;
  text-decoration: none;
  color: inherit;
  transition: border-color 0.15s, transform 0.15s;
}

.card:hover { border-color: var(--accent); transform: translateY(-2px); }
.card h3 { margin: 0 0 6px; font-size: 15px; word-break: break-word; }
.card p { margin: 0 0 10px; font-size: 14px; color: var(--muted); }
.card .meta, .meta { font-size: 12px; color: var(--muted); }

.breadcrumb { margin-bottom: 18px; }
.breadcrumb a { color: var(--muted); text-decoration: none; }
.breadcrumb a:hover { color: var(--ink); }

article h1 { font-size: 26px; margin: 0 0 14px; word-break: break-word; }

.summary-box {
  background: var(--card);
  border-left: 4px solid var(--accent);
  border-radius: 0 8px 8px 0;
  padding: 14px 18px;
  margin-bottom: 28px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.summary-box p { margin: 0 0 8px; }
.summary-box .meta a { color: var(--muted); }

.readme { border-top: 1px solid var(--line); padding-top: 24px; }
.readme img { max-width: 100%; }
.readme pre {
  background: #f0f3ef;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  overflow-x: auto;
  font-size: 13px;
}
.readme code { background: #f0f3ef; padding: 1px 5px; border-radius: 4px; font-size: 0.92em; }
.readme pre code { background: none; padding: 0; }
.readme table { border-collapse: collapse; display: block; overflow-x: auto; }
.readme th, .readme td { border: 1px solid var(--line); padding: 6px 10px; font-size: 14px; }
.readme a { color: #3a7d22; }

.footer {
  max-width: 980px;
  margin: 0 auto;
  padding: 18px 24px 40px;
  font-size: 13px;
  color: var(--muted);
  border-top: 1px solid var(--line);
}

[hidden] { display: none !important; }