.admin-main {
  padding-top: 48px;
  padding-bottom: 72px;
}

.admin-panel {
  max-width: 760px;
  margin: 0 auto;
  padding: 34px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #fff;
}

.admin-panel h1 {
  margin: 0 0 12px;
  color: var(--navy);
}

.admin-intro,
.signed-in-as {
  color: var(--muted);
  line-height: 1.5;
}

.admin-form {
  display: grid;
  gap: 14px;
  margin-top: 24px;
}

.admin-form[hidden] {
  display: none;
}

.admin-form label {
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

.admin-form input {
  width: 100%;
  min-width: 0;
  padding: 13px 15px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  color: var(--ink);
  font: inherit;
}

.admin-form input:focus {
  border-color: var(--blue);
  outline: 3px solid rgba(20, 127, 172, .12);
}

.admin-fields {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(160px, .7fr);
  align-items: center;
  gap: 12px 20px;
}

.admin-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 8px;
}

.admin-actions .button,
.admin-form > .button {
  cursor: pointer;
  font: inherit;
}

.admin-actions .button-secondary {
  border: 1px solid var(--line);
  background: #fff;
  color: var(--navy);
}

.admin-feedback {
  min-height: 1.5em;
  color: var(--teal);
  line-height: 1.5;
}

.admin-feedback[data-error="true"] {
  color: #a32d2d;
}

@media (max-width: 600px) {
  .admin-main {
    padding-top: 28px;
    padding-bottom: 40px;
  }

  .admin-panel {
    padding: 22px 18px;
  }

  .admin-fields {
    grid-template-columns: minmax(0, 1fr);
    gap: 8px;
  }

  .admin-actions {
    display: grid;
  }
}