.admin-shell {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  min-height: 100vh;
}

.admin-sidebar {
  border-right: 1px solid rgba(216, 31, 38, 0.2);
  background: rgba(255, 255, 255, 0.96);
  padding: 1rem 0.85rem;
}

.admin-sidebar__title {
  margin: 0 0 0.2rem;
  font-size: 1.15rem;
  color: var(--eng-red-deep, #8a0000);
}

.admin-sidebar__subtitle {
  margin: 0 0 0.85rem;
  font-size: 0.78rem;
  color: rgba(30, 30, 30, 0.65);
}

.admin-nav {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.admin-nav__btn {
  display: block;
  border: 1px solid transparent;
  border-radius: 8px;
  padding: 0.45rem 0.55rem;
  background: transparent;
  color: #222;
  font-family: inherit;
  font-size: 0.88rem;
  font-weight: 700;
  text-align: left;
  text-decoration: none;
  cursor: pointer;
}

.admin-nav__btn:hover,
.admin-nav__btn.is-active {
  border-color: rgba(216, 31, 38, 0.28);
  background: rgba(216, 31, 38, 0.06);
  color: var(--eng-red-deep, #8a0000);
}

.admin-main {
  padding: 1rem 1rem 2rem;
}

.admin-main__head {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.85rem;
}

.admin-main__title {
  margin: 0;
  font-size: clamp(1.3rem, 3vw, 1.7rem);
  color: var(--eng-red-deep, #8a0000);
}

.admin-main__meta {
  margin: 0;
  font-size: 0.82rem;
  color: rgba(30, 30, 30, 0.7);
}

.admin-panel {
  display: none;
}

.admin-panel.is-active {
  display: block;
  animation: adminFadeIn 360ms ease both;
}

.admin-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0.7rem;
}

.admin-stat {
  border: 1px solid rgba(216, 31, 38, 0.2);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.95);
  padding: 0.75rem 0.8rem;
}

.admin-stat__label {
  margin: 0;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: rgba(30, 30, 30, 0.62);
}

.admin-stat__value {
  margin: 0.2rem 0 0;
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--eng-red-deep, #8a0000);
}

.admin-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0.75rem 0;
}

.admin-input,
.admin-select {
  border: 1px solid rgba(216, 31, 38, 0.28);
  border-radius: 8px;
  padding: 0.45rem 0.55rem;
  font-family: inherit;
  font-size: 0.88rem;
  background: #fff;
}

.admin-table-wrap {
  overflow-x: auto;
  border: 1px solid rgba(216, 31, 38, 0.2);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.96);
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.86rem;
}

.admin-table th,
.admin-table td {
  padding: 0.55rem 0.6rem;
  border-bottom: 1px solid rgba(216, 31, 38, 0.12);
  text-align: left;
  vertical-align: top;
}

.admin-table th {
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: rgba(30, 30, 30, 0.65);
  background: rgba(216, 31, 38, 0.04);
}

.admin-table tr:last-child td {
  border-bottom: none;
}

.admin-feedback-card {
  border: 1px solid rgba(216, 31, 38, 0.18);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.95);
  padding: 0.75rem 0.8rem;
  margin-bottom: 0.55rem;
}

.admin-feedback-card__stars {
  margin: 0 0 0.25rem;
  color: #f0a500;
  letter-spacing: 0.05em;
}

.admin-feedback-card__meta {
  margin: 0 0 0.35rem;
  font-size: 0.82rem;
  color: rgba(30, 30, 30, 0.72);
}

.admin-feedback-card__text {
  margin: 0;
  line-height: 1.45;
  color: #222;
}

.admin-empty {
  margin: 0.5rem 0 0;
  color: rgba(30, 30, 30, 0.7);
  font-size: 0.9rem;
}

.admin-denied {
  max-width: 520px;
  margin: 4rem auto;
  padding: 1rem;
  text-align: center;
}

.admin-denied h1 {
  color: var(--eng-red-deep, #8a0000);
}

.admin-detail {
  margin-top: 0.75rem;
  border: 1px dashed rgba(216, 31, 38, 0.28);
  border-radius: 10px;
  padding: 0.7rem 0.8rem;
  background: rgba(255, 255, 255, 0.92);
  font-size: 0.86rem;
  line-height: 1.45;
}

@keyframes adminFadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 860px) {
  .admin-shell {
    grid-template-columns: 1fr;
  }

  .admin-sidebar {
    border-right: none;
    border-bottom: 1px solid rgba(216, 31, 38, 0.2);
  }

  .admin-nav {
    flex-direction: row;
    flex-wrap: wrap;
  }
}

@media (prefers-reduced-motion: reduce) {
  .admin-panel.is-active {
    animation: none;
  }
}