/* Rock 3 — identity / backup management page (`/:locale/signature`).
 *
 * Mobile-first. Re-uses the invite-card shape with the addition of a
 * UUID short-fingerprint row + a bound-email status line.
 */

.signature-page {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: var(--space-5);
  padding-block: var(--space-6);
}

.signature-card {
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--r-lg);
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.signature-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.25rem;
  letter-spacing: -0.012em;
  margin: 0;
  color: var(--color-text-heading);
}

.signature-helper {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.55;
  color: var(--color-text-muted);
}

.signature-uuid {
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
  margin: 0;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

.signature-uuid > span {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.6875rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.signature-uuid > code {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--color-text-body);
}

.signature-status {
  margin: 0;
  font-size: 0.875rem;
  color: var(--color-text-body);
  padding: var(--space-3) var(--space-4);
  border-left: 3px solid var(--color-primary-accent);
  background: var(--color-bg-elevated);
  border-radius: 0 var(--r-md) var(--r-md) 0;
}

.signature-label {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.6875rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-top: var(--space-2);
}

.signature-field {
  display: block;
  width: 100%;
  min-height: 48px;
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--r-md);
  background: var(--color-bg-page);
  color: var(--color-text-body);
  font-family: var(--font-sans);
  font-size: 1rem;
}

.signature-field:focus-visible {
  outline: 2px solid var(--color-primary-accent);
  outline-offset: 2px;
  border-color: var(--color-primary-accent);
}

.signature-error {
  margin: 0;
  font-size: 0.875rem;
  color: var(--red-500);
}

.signature-success {
  margin: 0;
  padding: var(--space-3) var(--space-4);
  background: var(--color-bg-elevated);
  border-radius: var(--r-md);
  color: var(--color-text-body);
  font-size: 0.9375rem;
}

.signature-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: var(--space-3) var(--space-4);
  border: 0;
  border-radius: var(--r-md);
  background: var(--color-primary-bg);
  color: var(--color-text-on-primary);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.9375rem;
  cursor: pointer;
}

.signature-button:disabled {
  opacity: 0.6;
  cursor: progress;
}

.signature-button:focus-visible {
  outline: 2px solid var(--color-primary-accent);
  outline-offset: 2px;
}