body { background: #f7f9fb; font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif; }
.card { background: #fff; border-radius: 14px; padding: 24px; box-shadow: 0 6px 24px rgba(0,0,0,.06); margin: 16px auto; max-width: 980px; }
h1,h2,h3 { margin: 0 0 12px; }
.btn { display: inline-block; padding: 10px 16px; border-radius: 10px; border: 0; cursor: pointer; }
.btn-primary { background: #006ee6; color: #fff; }
.btn-danger { background: #d93636; color: #fff; }
.table { width: 100%; border-collapse: collapse; }
.table th, .table td { padding: 10px; border-bottom: 1px solid #eee; text-align: left; }
input, select, textarea { width: 100%; padding: 10px 12px; border: 1px solid #e3e6eb; border-radius: 10px; background: #fff; }
form .row { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit,minmax(220px,1fr)); }
nav { display:flex; gap:12px; margin-bottom:16px; }
nav a { text-decoration:none; padding:10px 14px; background:#eef3fb; border-radius:10px; color:#0b3a79; }
nav a.active { background:#0b3a79; color:#fff; }
.badge { padding:4px 8px; border-radius:8px; background:#eef2f7; font-size:12px; }