body { margin: 0; font-family: -apple-system, "Segoe UI", Roboto, sans-serif;
  background: #0e1116; color: #e6e6e6; }
.main { padding: 32px; max-width: 900px; margin: 0 auto; }
.card { background: #161b22; border: 1px solid #222; border-radius: 12px;
  padding: 20px; margin: 16px 0; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 8px; border-bottom: 1px solid #222; }
h1, h2 { color: #c9a24b; }
.btn { background: #c9a24b; color: #111; border: 0; border-radius: 8px;
  padding: 10px 18px; font-weight: 600; cursor: pointer; }
textarea { width: 100%; min-height: 120px; background: #0b0e13; color: #e6e6e6;
  border: 1px solid #2a2f37; border-radius: 8px; padding: 10px; }