/* Simple responsive styles */
:root{--bg:#f6f7fb;--card:#fff;--accent:#2563eb;--muted:#6b7280}
*{box-sizing:border-box}
body{font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial;sans-serif;background:var(--bg);margin:0;color:#111}
.container{max-width:980px;margin:0 auto;padding:16px}
.bar{background:linear-gradient(90deg,#fff,#f8fafc);border-bottom:1px solid #e6eef8}
header.bar .container{padding:12px 16px}
footer.bar{padding:12px 16px;margin-top:20px;text-align:center}
.menu{display:flex;gap:8px;flex-wrap:wrap;margin:12px 0}
.menu a{padding:8px 12px;background:#fff;border-radius:8px;text-decoration:none;color:#111;border:1px solid #eee}
.card{background:var(--card);padding:12px;border-radius:10px;box-shadow:0 6px 18px rgba(15,23,42,0.06);margin-bottom:12px}
input,select,button,textarea{font-size:16px}
label{display:block;margin-bottom:8px}
input,select,textarea{width:100%;padding:10px;border:1px solid #e5e7eb;border-radius:8px}
button{background:var(--accent);color:#fff;border:none;padding:10px;border-radius:8px;cursor:pointer}
.list{list-style:none;padding:0;margin:0}
.list li{background:#fff;padding:8px;border-radius:8px;margin-bottom:6px;border:1px solid #f1f5f9}

/* layout helpers */
.row{display:flex;gap:8px;align-items:center}
.row.spaced{justify-content:space-between}
.muted{color:var(--muted);font-size:14px}
.error{color:#b91c1c;background:#fee2e2;padding:8px;border-radius:6px}

/* mobile adjustments */
@media (max-width:600px){
  .menu{flex-direction:column}
  .row{flex-direction:column;align-items:stretch}
  .container{padding:10px}
  header.bar .container h1{font-size:18px}
}