/* Simple responsive styles */
*{box-sizing:border-box}
body{font-family:system-ui,-apple-system,Segoe UI,Roboto,"Helvetica Neue",Arial; margin:0; padding:1.2rem; color:#111}
header{background:#0f62fe;color:white;padding:1rem;border-radius:.5rem;margin-bottom:1rem}
h1{margin:0;font-size:1.4rem}
main{display:grid;grid-template-columns:1fr;gap:1rem}
@media(min-width:900px){main{grid-template-columns:2fr 1fr}}
section{background:#fff;border:1px solid #e6e6e6;padding:1rem;border-radius:.5rem;box-shadow:0 2px 6px rgba(0,0,0,0.03)}
label{display:block;margin-bottom:.6rem}
input,select,button{width:100%;padding:.45rem;margin-top:.25rem;border:1px solid #ccc;border-radius:.35rem}
button{background:#0f62fe;color:white;border:0;padding:.6rem;font-weight:600;cursor:pointer}
#villas .card{border:1px solid #ddd;padding:.6rem;border-radius:.4rem;margin-bottom:.6rem}
small{color:#555}
#reservations-list table{width:100%;border-collapse:collapse}
#reservations-list th,#reservations-list td{border:1px solid #eee;padding:.4rem;text-align:left;font-size:.9rem}