:root { font-family: 'Segoe UI', Tahoma, Arial, sans-serif; }
* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  background: #170a11;
  color: #f7ecef;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.box {
  background: #2b0e1c;
  border-radius: 16px;
  padding: 36px 40px;
  max-width: 420px;
  width: 100%;
}
h1 { margin-top: 0; font-size: 22px; }
.muted { color: #c9a3ae; font-size: 14px; }
input, select, button {
  width: 100%;
  padding: 10px 12px;
  margin-top: 10px;
  border-radius: 8px;
  border: 1px solid #4a1a2c;
  background: #170a11;
  color: #f7ecef;
  font-size: 15px;
}
button {
  background: #8a1538;
  border: none;
  font-weight: 600;
  cursor: pointer;
  margin-top: 16px;
}
button:hover { background: #a5254d; }
.error { color: #ff8a92; margin-top: 12px; }
.success { color: #4ade80; margin-top: 12px; }
.hidden { display: none !important; }
code { background: #170a11; padding: 2px 6px; border-radius: 4px; }
a { color: #e0688a; }
hr { border-color: #4a1a2c; margin: 24px 0 16px; }