/* The login screen — no chrome, no copy: two fields and a button. */

body.auth {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: var(--s-4);
  background:
    radial-gradient(900px 460px at 50% -10%, var(--c-accent-soft), transparent 65%),
    var(--c-bg);
}

.auth-card {
  width: 100%;
  max-width: 360px;
  padding: var(--s-5);
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r-lg);
  box-shadow: var(--sh-3);
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: var(--s-3);
}

/* The only text the page ever shows, and only after a failed attempt. */
.auth-error {
  margin-bottom: var(--s-3);
  padding: var(--s-2) var(--s-3);
  border: 1px solid var(--c-danger);
  border-radius: var(--r-md);
  background: var(--c-danger-soft);
  color: var(--c-danger);
  font-size: var(--fs-sm);
  text-align: center;
}