body { font-family: system-ui, Arial; max-width: 900px; margin: 40px auto; padding: 0 16px; }
.box { background:#f6f6f6; border-radius:12px; padding:16px; }
label { display:block; margin: 12px 0 6px; font-weight:600; }
input, textarea { width:100%; padding:10px; box-sizing:border-box; }
button { padding: 12px 16px; cursor:pointer; margin-top: 12px; }
.meta { color:#555; font-size: 0.95em; }
a { color: #0b57d0; }