body { font-family: sans-serif; background: #f0f0f0; margin:0; }
.container { max-width: 900px; margin: auto; background: white; padding:20px; border-radius:8px; }
header { display:flex; flex-wrap:wrap; gap:10px; align-items:center; }
input, select, button, textarea { padding:5px; margin:2px; }
button { background:#183860; color:#f1aa09; border:none; cursor:pointer; }
.modal { position:fixed; top:0; left:0; width:100%; height:100%; background: rgba(0,0,0,0.5); display:flex; justify-content:center; align-items:center; }
.modal.hidden { display:none; }
.modal form { background:white; padding:20px; border-radius:8px; max-width:400px; width:100%; }