:root {
  color-scheme: light;
  font-family: Arial, Helvetica, sans-serif;
}

body {
  margin: 0;
  background: #f4f6fb;
  color: #1f2937;
  line-height: 1.5;
}

.container {
  max-width: 900px;
  margin: 3rem auto;
  padding: 0 1.25rem;
}

.container.small {
  max-width: 460px;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.25rem;
}

.panel {
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(16, 24, 40, 0.08);
  border: 1px solid #e4e7ec;
  padding: 1.75rem;
  display: grid;
  gap: 1rem;
}

label,
legend,
.hint {
  font-size: 0.95rem;
}

fieldset {
  border: 1px solid #d0d5dd;
  border-radius: 8px;
  padding: 0.75rem 1rem 0.9rem;
}

textarea,
input[type='text'],
input[type='password'] {
  width: 100%;
  box-sizing: border-box;
  border: 1px solid #d0d5dd;
  border-radius: 8px;
  padding: 0.8rem;
  margin-top: 0.3rem;
}

.inline {
  margin-right: 1rem;
}

button {
  border: 0;
  border-radius: 8px;
  padding: 0.75rem 1rem;
  background: #2f6feb;
  color: #fff;
  font-weight: 600;
  cursor: pointer;
}

button.secondary {
  background: #4b5563;
}

.error {
  color: #b42318;
}

.hint {
  color: #475467;
  margin: 0;
}