/* Base compartilhada do playground. Dark, sóbria, sem dependência de build. */
:root {
  --bg: #0b0e14;
  --panel: #131722;
  --border: #232838;
  --fg: #e6e6e6;
  --muted: #8b93a7;
  --accent: #7aa2f7;
  --accent-2: #9ece6a;
  --danger: #f7768e;
  --radius: 12px;
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  font: 16px/1.6 system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  background: var(--bg);
  color: var(--fg);
  -webkit-font-smoothing: antialiased;
}
.wrap { max-width: 900px; margin: 0 auto; padding: 40px 20px 80px; }
h1 { font-size: 28px; margin: 0 0 4px; }
.sub { color: var(--muted); margin: 0 0 32px; }
a { color: var(--accent); }
.grid { display: grid; gap: 14px; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }
.card {
  display: block; text-decoration: none; color: inherit;
  background: var(--panel); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 18px 20px;
  transition: border-color .15s, transform .15s;
}
.card:hover { border-color: var(--accent); transform: translateY(-2px); }
.card h3 { margin: 0 0 6px; font-size: 17px; }
.card p { margin: 0; color: var(--muted); font-size: 14px; }
.tag {
  display: inline-block; font-size: 11px; text-transform: uppercase;
  letter-spacing: .04em; padding: 2px 8px; border-radius: 999px; margin-top: 12px;
}
.tag.pub { background: rgba(158,206,106,.15); color: var(--accent-2); }
.tag.priv { background: rgba(247,118,142,.15); color: var(--danger); }
.panel { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; }
.muted { color: var(--muted); }