:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--bg:#fff;--fg:#0f172a;--muted:#475569;--border:#e2e8f0;--card:#f8fafc;--brand:#2563eb;--brand-contrast:#fff}*{box-sizing:border-box}html,body{margin:0;padding:0}body{background:var(--bg);color:var(--fg);font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,Apple Color Emoji,Segoe UI Emoji;line-height:1.5}a{color:inherit}.container{max-width:1120px;margin:0 auto;padding:0 16px}.card{border:1px solid var(--border);background:var(--card);border-radius:12px;padding:16px}.btn{border:1px solid var(--border);border-radius:999px;justify-content:center;align-items:center;gap:8px;padding:10px 14px;font-weight:600;text-decoration:none;display:inline-flex}.btn-primary{background:var(--brand);color:var(--brand-contrast);border-color:#0000}.btn-secondary{color:var(--fg);background:0 0}header.site-header{border-bottom:1px solid var(--border);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);z-index:10;background:#ffffffe6;position:sticky;top:0}nav.primary-nav ul{flex-wrap:wrap;gap:14px;margin:0;padding:0;list-style:none;display:flex}main{padding:32px 0 64px}footer.site-footer{border-top:1px solid var(--border);color:var(--muted);padding:24px 0}