body {
  font-family: system-ui, sans-serif;
  margin: 0;
  background: #f5f5f5;
}

.login-box {
  max-width: 320px;
  margin: 100px auto;
  padding: 32px;
  background: white;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.login-box label {
  display: block;
  margin-bottom: 12px;
  font-size: 14px;
}

.login-box input {
  display: block;
  width: 100%;
  padding: 8px;
  margin-top: 4px;
  box-sizing: border-box;
}

.login-box button {
  width: 100%;
  padding: 10px;
  background: #0072b2;
  color: white;
  border: none;
  border-radius: 4px;
  cursor: pointer;
}

.error {
  color: #c00;
  font-size: 14px;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 20px;
  background: #1a1f27;
  color: white;
}

#report-container {
  height: calc(100vh - 52px);
}