*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: system-ui, sans-serif;
  background: #f4f4f5;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.card {
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  padding: 2rem;
  width: 100%;
  max-width: 400px;
  margin: auto;
}

h1 {
  font-size: 1.5rem;
  margin-bottom: 1.25rem;
  color: #111;
}

h2 {
  font-size: 1.1rem;
  margin-bottom: 0.75rem;
  color: #333;
}

label {
  display: block;
  margin-bottom: 0.25rem;
  font-size: 0.875rem;
  color: #555;
}

input {
  display: block;
  width: 100%;
  padding: 0.5rem 0.75rem;
  border: 1px solid #ccc;
  border-radius: 4px;
  font-size: 1rem;
  margin-bottom: 1rem;
}

input:focus {
  outline: 2px solid #2563eb;
  outline-offset: 1px;
  border-color: #2563eb;
}

button[type="submit"] {
  width: 100%;
  padding: 0.625rem;
  background: #2563eb;
  color: #fff;
  border: none;
  border-radius: 4px;
  font-size: 1rem;
  cursor: pointer;
}

button[type="submit"]:focus-visible {
  outline: 2px solid #1d4ed8;
  outline-offset: 2px;
}

button[type="submit"]:disabled,
button[type="submit"].loading {
  opacity: 0.6;
  cursor: not-allowed;
}

#error-msg {
  background: #fee2e2;
  color: #991b1b;
  border-radius: 4px;
  padding: 0.5rem 0.75rem;
  margin-bottom: 1rem;
  font-size: 0.875rem;
}

#app-list {
  margin-top: 1rem;
}

#app-links {
  list-style: none;
  padding: 0;
}

#app-links li {
  border-bottom: 1px solid #e5e7eb;
}

#app-links li:last-child {
  border-bottom: none;
}

#app-links a {
  display: block;
  padding: 0.625rem 0.25rem;
  color: #2563eb;
  text-decoration: none;
  font-size: 0.95rem;
}

#app-links a:hover {
  text-decoration: underline;
}

#app-links a:focus-visible {
  outline: 2px solid #2563eb;
  outline-offset: 2px;
  border-radius: 2px;
}