body {
  background: #0b1220;
  color: #dbe4ff;
  font-family: system-ui, sans-serif;
  margin: 0;
}

header {
  display: flex;
  justify-content: space-between;
  padding: 16px;
  background: #0f1a33;
}

a {
  color: #4da3ff;
  text-decoration: none;
}

main {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px;
  padding: 16px;
}

.card {
  background: #101c3d;
  border-radius: 8px;
  padding: 16px;
}

.card.active {
  border-left: 4px solid #3fb950;
}

.card.failed {
  border-left: 4px solid #f85149;
}

.login {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
}

.login form {
  background: #101c3d;
  padding: 32px;
  border-radius: 8px;
  width: 280px;
}

.login input {
  width: 100%;
  margin-bottom: 12px;
  padding: 8px;
}

.login button {
  width: 100%;
  padding: 8px;
  background: #1f6feb;
  border: none;
  color: white;
}

.error {
  color: #f85149;
}