/* ---------- 后台登录 / 账号 ---------- */
.admin-login {
  display: flex;
  flex-direction: column;
  gap: 12px;
  width: min(400px, 100%);
  margin: 6vh auto 0;
  padding: 26px 26px 20px;
}
.admin-login__title { margin-bottom: 4px; font-size: 20px; font-weight: 600; letter-spacing: .08em; text-align: center; }
.admin-login__input { height: 44px; }
.admin-login__error { min-height: 20px; color: var(--pink); font-size: 13px; }
.admin-login__hint { color: var(--cream-faint); font-size: 12px; line-height: 1.6; text-align: center; }

.admin-account {
  display: flex;
  flex-direction: column;
  gap: 14px;
  width: min(520px, 100%);
  padding: 24px 26px;
}
.admin-account__title { font-size: 18px; font-weight: 600; letter-spacing: .08em; }
.admin-account__field { display: grid; grid-template-columns: 92px minmax(0, 1fr); align-items: center; gap: 12px; }
.admin-account__field > span { color: var(--cream-dim); font-size: 13px; }
.admin-account__actions { display: flex; gap: 10px; justify-content: flex-end; margin-top: 4px; }

@media (max-width: 640px) {
  .admin-account__field { grid-template-columns: 1fr; gap: 6px; }
  .admin-login { margin-top: 2vh; }
}