/* ========================================
   ADMIN DASHBOARD
   ======================================== */

body.page-admin {
  background: var(--color-bg-light);
  color: #1a1a2e;
  font-family: var(--font-body);
  margin: 0;
  min-height: 100vh;
}

/* Header */
.admin-header {
  background: var(--color-bg);
  color: var(--color-text);
  padding: var(--space-lg) var(--space-xl);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.admin-header__title {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  margin: 0;
  color: var(--color-secondary);
}

/* Filter Bar */
.admin-filter-bar {
  display: flex;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
  background: #fff;
  padding: var(--space-md) var(--space-lg);
  border-radius: var(--border-radius);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  align-items: flex-end;
}

.admin-filter-bar__group,
.admin-filter-bar__search {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.admin-filter-bar__search {
  flex: 1;
}

.admin-filter-bar__label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #888;
  font-weight: 600;
}

.admin-filter-bar__select,
.admin-filter-bar__input {
  padding: 8px 12px;
  border: 1px solid #ddd;
  border-radius: var(--border-radius-sm);
  font-size: 0.85rem;
  background: #faf9f5;
  color: #333;
}

.admin-filter-bar__group-row {
  display: flex;
  align-items: center;
  gap: 4px;
}

.admin-group-btn {
  background: none;
  border: 1px solid #ddd;
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  font-size: 0.8rem;
  color: #999;
  padding: 6px 8px;
  line-height: 1;
  transition: color 0.2s, border-color 0.2s;
}

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

.admin-group-btn--edit:hover {
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.admin-group-btn--delete:hover {
  color: #c0392b;
  border-color: #c0392b;
}

.admin-filter-bar__select:focus,
.admin-filter-bar__input:focus {
  outline: none;
  border-color: var(--color-primary);
}

.admin-filter-bar__input::placeholder {
  color: #bbb;
}

.admin-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--space-lg) var(--space-xl);
}

/* Stat Cards */
.admin-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
}

.stat-card {
  background: #fff;
  border-radius: var(--border-radius);
  padding: var(--space-lg);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  text-align: center;
}

.stat-card__value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-primary);
  display: block;
}

.stat-card__label {
  font-size: 0.8rem;
  color: #666;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 4px;
}

/* Charts */
.admin-charts {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
}

.chart-card {
  background: #fff;
  border-radius: var(--border-radius);
  padding: var(--space-md);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.chart-card__title {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #666;
  margin: 0 0 var(--space-sm);
}

.chart-card canvas {
  display: block;
  max-width: 100%;
}

/* Chart Tooltip */
.chart-tooltip {
  position: fixed;
  background: #1a1a2e;
  color: #fff;
  font-size: 0.75rem;
  padding: 4px 8px;
  border-radius: 4px;
  pointer-events: none;
  z-index: 500;
  white-space: nowrap;
}

.chart-tooltip[hidden] {
  display: none;
}

/* Table */
.admin-table-wrap {
  background: #fff;
  border-radius: var(--border-radius);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  overflow-x: auto;
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}

.admin-table th {
  background: #f8f7f3;
  padding: var(--space-sm) var(--space-md);
  text-align: left;
  font-weight: 600;
  color: #555;
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  border-bottom: 2px solid #e8e4d8;
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
}

.admin-table th:hover {
  color: var(--color-primary);
}

.admin-table th.admin-table__actions {
  cursor: default;
  width: 40px;
}

.admin-table th .sort-arrow {
  font-size: 0.65rem;
  margin-left: 4px;
  opacity: 0.4;
}

.admin-table th .sort-arrow.active {
  opacity: 1;
  color: var(--color-primary);
}

.admin-table td {
  padding: var(--space-sm) var(--space-md);
  border-bottom: 1px solid #f0ede5;
  vertical-align: middle;
}

.admin-table tr:hover {
  background: #faf9f5;
  cursor: pointer;
}

.admin-table tr.expanded {
  background: #f5f3ed;
}

.admin-table td.admin-table__actions {
  text-align: center;
}

/* Avatar icon in table */
.admin-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  vertical-align: middle;
}

/* XP bar in table */
.admin-xp-bar {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.admin-xp-bar__track {
  width: 60px;
  height: 6px;
  background: #e8e4d8;
  border-radius: 3px;
  overflow: hidden;
}

.admin-xp-bar__fill {
  height: 100%;
  background: var(--color-primary);
  border-radius: 3px;
  transition: width 0.3s ease;
}

/* Delete button */
.admin-edit-btn,
.admin-delete-btn {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 0.85rem;
  color: #999;
  padding: 4px 6px;
  transition: color 0.2s, font-weight 0.2s;
}

.admin-edit-btn:hover {
  color: var(--color-primary);
}

.admin-delete-btn:hover {
  color: #c0392b;
  font-weight: bold;
}

/* Station detail row */
.station-detail-row td {
  padding: 0;
  border-bottom: 2px solid #e8e4d8;
}

.station-detail {
  padding: var(--space-md) var(--space-lg);
  background: #faf9f5;
}

.station-detail__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--space-sm);
}

.station-detail__item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 6px 10px;
  border-radius: var(--border-radius-sm);
  font-size: 0.8rem;
  background: #fff;
  border: 1px solid #e8e4d8;
}

.station-detail__item--completed {
  border-color: #4a9e6e;
  background: rgba(74, 158, 110, 0.05);
}

.station-detail__item--visited {
  border-color: #c8a84e;
  background: rgba(200, 168, 78, 0.05);
}

.station-detail__item--not-visited {
  opacity: 0.4;
}

.station-detail__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.station-detail__dot--completed { background: #4a9e6e; }
.station-detail__dot--visited { background: #c8a84e; }
.station-detail__dot--not-visited { background: #ccc; }

.station-detail__name {
  flex: 1;
  font-weight: 600;
}

.station-detail__meta {
  color: #888;
  font-size: 0.75rem;
  white-space: nowrap;
}

/* Delete Dialog */
.admin-dialog-overlay,
.admin-login-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}

.admin-login-overlay {
  background: var(--color-bg);
  z-index: 2000;
}

.admin-dialog-overlay[hidden],
.admin-login-overlay[hidden] {
  display: none;
}

.admin-dialog {
  background: #fff;
  border-radius: var(--border-radius);
  padding: var(--space-xl);
  max-width: 400px;
  width: 90%;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}

.admin-dialog__title {
  margin: 0 0 var(--space-sm);
  font-size: 1.1rem;
  color: #c0392b;
}

.admin-dialog__text {
  font-size: 0.9rem;
  color: #555;
  margin-bottom: var(--space-md);
}

.admin-dialog__label {
  font-size: 0.8rem;
  font-weight: 600;
  color: #555;
  display: block;
  margin-bottom: 4px;
}

.admin-dialog__input {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid #ddd;
  border-radius: var(--border-radius-sm);
  font-size: 0.9rem;
  box-sizing: border-box;
}

.admin-dialog__error {
  color: #c0392b;
  font-size: 0.8rem;
  margin-top: 4px;
}

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

.admin-dialog__buttons {
  display: flex;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
  justify-content: flex-end;
}

.admin-dialog__btn {
  padding: 8px 16px;
  border: none;
  border-radius: var(--border-radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
}

.admin-dialog__btn--cancel {
  background: #eee;
  color: #555;
}

.admin-dialog__btn--cancel:hover {
  background: #ddd;
}

.admin-dialog__btn--confirm {
  background: #c0392b;
  color: #fff;
}

.admin-dialog__btn--confirm:hover {
  background: #a93226;
}

.admin-dialog__btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.admin-dialog__hint {
  font-size: 0.75rem;
  color: #999;
  margin-top: var(--space-md);
  text-align: center;
}

.admin-dialog__hint a {
  color: #888;
}

.admin-dialog__hint a:hover {
  color: var(--color-primary);
}

/* Loading & Empty */
.admin-loading {
  text-align: center;
  padding: var(--space-2xl);
  color: #999;
  font-style: italic;
}

.admin-empty {
  text-align: center;
  padding: var(--space-2xl);
  color: #999;
}

/* Responsive */
@media (max-width: 768px) {
  .admin-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .admin-filter-bar {
    flex-direction: column;
  }

  .admin-container {
    padding: var(--space-md);
  }

  .admin-stats {
    grid-template-columns: repeat(2, 1fr);
  }

  .admin-charts {
    grid-template-columns: 1fr;
  }
}