* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Arial, sans-serif;
  background: #f4f5f7;
  color: #111;
}

.container {
  max-width: 560px;
  margin: 40px auto;
  padding: 24px;
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
}

h1 {
  margin-top: 0;
}

.hidden {
  display: none;
}

.unlock-hint {
  margin: 0 0 12px 0;
  color: #4f5965;
}

label {
  display: block;
  margin-bottom: 8px;
}

input {
  width: 100%;
  padding: 12px;
  font-size: 18px;
  margin-bottom: 16px;
}

.last-scan {
  margin: 0 0 12px 0;
}

.status {
  margin: 0;
  padding: 10px;
  border-radius: 6px;
}

.status-neutral {
  background: #eceff3;
}

.status-success {
  background: #d9f8e5;
  color: #12592f;
}

.status-error {
  background: #ffe3e3;
  color: #7e1212;
}