/* styles.css - Simple responsive CSS for demo site */
:root{
  --bg:#f4f7fb;
  --card:#ffffff;
  --accent:#2563eb;
  --muted:#6b7280;
  --radius:12px;
  --maxw:980px;
}
*{box-sizing:border-box}
body{
  margin:0;
  font-family:Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
  background:var(--bg);
  color:#111827;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}
.site-header{
  background:linear-gradient(90deg, rgba(37,99,235,0.95), rgba(99,102,241,0.9));
  color:white;
  padding:36px 18px;
  text-align:center;
}
.site-header h1{margin:0;font-size:1.6rem}
.tagline{margin:6px 0 0;opacity:0.9;font-size:0.95rem}
.container{max-width:var(--maxw);margin:28px auto;padding:0 16px}
.card{background:var(--card);padding:20px;border-radius:var(--radius);box-shadow:0 8px 20px rgba(15,23,42,0.06);margin-bottom:20px}
.btn{
  display:inline-block;padding:10px 16px;border-radius:10px;background:var(--accent);color:white;text-decoration:none;border:0;cursor:pointer;font-weight:600;
}
.features{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px;margin:18px 0}
.feature{background:var(--card);padding:14px;border-radius:10px;border:1px solid rgba(15,23,42,0.03)}
.demo-form form{display:grid;gap:10px;max-width:480px}
.demo-form label{display:flex;flex-direction:column;font-weight:600;color:var(--muted)}
input[type="text"],input[type="email"]{padding:8px 10px;border-radius:8px;border:1px solid rgba(15,23,42,0.06);margin-top:6px}
.site-footer{text-align:center;padding:18px;color:var(--muted);font-size:0.9rem}
code{background:#f3f4f6;padding:2px 6px;border-radius:6px;font-size:0.95rem}
@media (min-width:900px){
  .site-header h1{font-size:2rem}
  .container{padding:0}
}