body {
  font-family: system-ui, sans-serif;
  background: #fafbfc;
  color: #222;
  margin: 0 auto;
  padding: 2rem;
  max-width: 800px;
}

h1 {
  font-size: 2rem;
  margin-bottom: 1.5rem;
}

input[type="file"] {
  margin-bottom: 2rem;
}

#tabs {
  display: flex;
  gap: 1rem;
  margin-bottom: 1rem;
}

.tab {
  padding: 0.5em 1.2em;
  background: #f2f5f8;
  border-radius: 6px 6px 0 0;
  cursor: pointer;
  border: 1px solid #d2dae3;
  border-bottom: none;
  font-weight: bold;
  transition: background 0.18s;
}

.tab.active {
  background: #fff;
  color: #125688;
  border-bottom: 2px solid #fff;
}

#content {
  background: #fff;
  border: 1px solid #d2dae3;
  border-radius: 0 8px 8px 8px;
  padding: 1.2em 2em 2em 2em;
  min-height: 120px;
}

ol.account-list {
  margin-left: 2rem;
}

.account-list li {
  font-size: 1.1rem;
  margin-bottom: 0.35em;
}

.account-list a {
  color: #125688;
  text-decoration: none;
  font-weight: bold;
}

.account-list a:hover {
  text-decoration: underline;
}

.account-extra {
  color: #555;
  font-size: 0.97em;
  margin-left: 1em;
}