:root{color-scheme:dark;--background:#0b0d0f;--surface:#111827;--foreground:#f8fafc;--muted:#94a3b8;--accent:#38bdf8;--pill-bg:rgba(56,189,248,.12);--pill-border:rgba(56,189,248,.35);--pill-text:#e2e8f0;--card-border:rgba(148,163,184,.25);--card-surface:#111827}body{margin:0;padding:2rem;font:16px/1.5 system-ui,sans-serif;background:var(--background);color:var(--foreground)}a{color:var(--accent)}.card{border:1px solid var(--card-border);border-radius:1rem;padding:1rem;background:var(--surface)}.pill{display:inline-block;border:1px solid var(--pill-border);border-radius:999px;padding:.35rem .7rem;color:var(--pill-text);background:var(--pill-bg)}.primary-nav{display:flex;gap:.75rem;flex-wrap:wrap}.muted{color:var(--muted)}