/* MAIL-SANDBOX — bac à sable HTML des mails reçus (V3.1) */
.mail-sandbox {
  width: 100%;
  min-height: 220px;
  border: 1px solid var(--glass-border, rgba(200, 220, 200, .6));
  border-radius: 12px;
  background: var(--card, #fff);
}
.mail-sandbox-bandeau {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 7px 12px; margin-bottom: 8px;
  border: 1px dashed var(--glass-border, rgba(160, 192, 160, .5));
  border-radius: 12px;
  font-size: 11.5px; color: var(--muted, #7A9480);
  font-family: 'Lora', Georgia, serif; font-style: italic;
}
.mail-sandbox-btn {
  border: 1px solid var(--glass-border, rgba(160, 192, 160, .5));
  border-radius: 100px; background: var(--card, #fff);
  padding: 4px 12px; font-size: 11.5px; font-weight: 700;
  font-family: 'Lato', sans-serif; font-style: normal;
  color: var(--green-dark, #0D6B35); cursor: pointer; white-space: nowrap;
}
.mail-sandbox-btn:hover { border-color: var(--green, #2FBF7A); }