/* ============================================================
   FRESH FOOD MARKET — Admin Portal Shell
   Desktop layout: sidebar (260px) + header (64px) + content
   Used by Admin Portal wireframes
   ============================================================ */

/* ── Admin Layout ── */
.admin-layout {
  display: flex;
  min-height: 100vh;
  background: var(--color-background);
}

/* ── Sidebar ── */
.sidebar {
  width: var(--sidebar-width);
  height: 100vh;
  position: fixed;
  left: 0;
  top: 0;
  background: var(--color-primary);
  color: var(--color-text-inverse);
  display: flex;
  flex-direction: column;
  z-index: var(--z-sticky);
  transition: width var(--transition-normal);
  overflow-y: auto;
  overflow-x: hidden;
}

.sidebar--collapsed {
  width: var(--sidebar-collapsed);
}

.sidebar__header {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-5) var(--space-4);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  min-height: var(--admin-header-height);
}

.sidebar__logo {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-accent);
  border-radius: var(--radius-md);
  flex-shrink: 0;
}

.sidebar__logo svg {
  width: 20px;
  height: 20px;
  color: var(--color-primary);
}

.sidebar__brand {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-bold);
  white-space: nowrap;
  overflow: hidden;
}

.sidebar--collapsed .sidebar__brand {
  display: none;
}

/* Sidebar Navigation */
.sidebar__nav {
  flex: 1;
  padding: var(--space-4) 0;
}

.sidebar__section {
  margin-bottom: var(--space-4);
}

.sidebar__section-title {
  padding: 0 var(--space-4);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 1px;
  color: rgba(255, 255, 255, 0.4);
  margin-bottom: var(--space-2);
  white-space: nowrap;
}

.sidebar--collapsed .sidebar__section-title {
  text-align: center;
  padding: 0 var(--space-2);
}

.sidebar__link {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-4);
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  font-size: var(--text-base);
  transition: all var(--transition-fast);
  border-left: 3px solid transparent;
  cursor: pointer;
}

.sidebar__link:hover {
  color: var(--color-text-inverse);
  background: rgba(255, 255, 255, 0.08);
}

.sidebar__link--active {
  color: var(--color-text-inverse);
  background: rgba(255, 255, 255, 0.1);
  border-left-color: var(--color-accent);
}

.sidebar__link-icon {
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.sidebar__link-text {
  white-space: nowrap;
  overflow: hidden;
}

.sidebar--collapsed .sidebar__link-text {
  display: none;
}

.sidebar__link-badge {
  margin-left: auto;
  min-width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 6px;
  background: var(--color-accent);
  color: var(--color-text-on-accent);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: var(--weight-bold);
}

.sidebar--collapsed .sidebar__link-badge {
  display: none;
}

/* Sidebar Footer */
.sidebar__footer {
  padding: var(--space-4);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.sidebar__toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 36px;
  background: rgba(255, 255, 255, 0.08);
  border: none;
  border-radius: var(--radius-sm);
  color: rgba(255, 255, 255, 0.6);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.sidebar__toggle:hover {
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
}

/* ── Main Content Area ── */
.admin-main {
  flex: 1;
  margin-left: var(--sidebar-width);
  transition: margin-left var(--transition-normal);
}

.sidebar--collapsed ~ .admin-main {
  margin-left: var(--sidebar-collapsed);
}

/* ── Admin Header ── */
.admin-header {
  position: sticky;
  top: 0;
  height: var(--admin-header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-8);
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border-light);
  z-index: var(--z-sticky);
}

.admin-header__left {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.admin-header__breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.admin-header__breadcrumb a {
  color: var(--color-text-muted);
  text-decoration: none;
}

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

.admin-header__breadcrumb span {
  color: var(--color-text-primary);
  font-weight: var(--weight-medium);
}

.admin-header__title {
  font-family: var(--font-heading);
  font-size: var(--text-h3);
  font-weight: var(--weight-bold);
}

.admin-header__right {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.admin-header__search {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  height: 40px;
  padding: 0 var(--space-4);
  background: var(--color-background);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-full);
  width: 280px;
}

.admin-header__search input {
  border: none;
  background: none;
  outline: none;
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-text-primary);
  width: 100%;
}

.admin-header__notifications {
  position: relative;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  border-radius: var(--radius-md);
  transition: background var(--transition-fast);
}

.admin-header__notifications:hover {
  background: var(--color-background);
}

.admin-header__user {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  cursor: pointer;
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-md);
  transition: background var(--transition-fast);
}

.admin-header__user:hover {
  background: var(--color-background);
}

.admin-header__user-name {
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
}

.admin-header__user-role {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

/* ── Admin Page Content ── */
.admin-page {
  padding: var(--space-6) var(--space-8);
  max-width: var(--admin-content-max);
}

.admin-page--full {
  max-width: none;
}

.admin-page__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-6);
}

.admin-page__title {
  font-family: var(--font-heading);
  font-size: var(--text-h2);
  font-weight: var(--weight-bold);
}

.admin-page__subtitle {
  font-size: var(--text-base);
  color: var(--color-text-secondary);
  margin-top: var(--space-1);
}

.admin-page__actions {
  display: flex;
  gap: var(--space-3);
}

/* ── KPI Cards ── */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}

.kpi-card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  box-shadow: var(--shadow-sm);
}

.kpi-card__label {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-2);
}

.kpi-card__value {
  font-family: var(--font-heading);
  font-size: var(--text-h1);
  font-weight: var(--weight-bold);
  color: var(--color-text-primary);
}

.kpi-card__change {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--text-sm);
  margin-top: var(--space-2);
}

.kpi-card__change--up {
  color: var(--color-success);
}

.kpi-card__change--down {
  color: var(--color-error);
}

/* ── Admin Tables ── */
.admin-table-container {
  background: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.admin-table-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--color-border-light);
}

.admin-table-header__title {
  font-family: var(--font-heading);
  font-size: var(--text-h4);
  font-weight: var(--weight-bold);
}

.admin-table-header__filters {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
}

.admin-table th {
  padding: var(--space-3) var(--space-5);
  text-align: left;
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-text-secondary);
  background: var(--color-surface-hover);
  border-bottom: 1px solid var(--color-border-light);
  white-space: nowrap;
}

.admin-table td {
  padding: var(--space-3) var(--space-5);
  font-size: var(--text-base);
  border-bottom: 1px solid var(--color-divider);
  vertical-align: middle;
}

.admin-table tr:hover td {
  background: var(--color-surface-hover);
}

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

.admin-table__actions {
  display: flex;
  gap: var(--space-2);
}

/* Table Pagination */
.table-pagination {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3) var(--space-5);
  border-top: 1px solid var(--color-border-light);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

.table-pagination__pages {
  display: flex;
  gap: var(--space-1);
}

.table-pagination__page {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border-light);
  background: var(--color-white);
  cursor: pointer;
  font-size: var(--text-sm);
  transition: all var(--transition-fast);
}

.table-pagination__page--active {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  border-color: var(--color-primary);
}

/* ── Admin Forms ── */
.admin-form {
  background: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  padding: var(--space-6);
}

.admin-form__section {
  margin-bottom: var(--space-6);
}

.admin-form__section-title {
  font-family: var(--font-heading);
  font-size: var(--text-h4);
  font-weight: var(--weight-bold);
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--color-border-light);
}

.admin-form__row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
  margin-bottom: var(--space-4);
}

.admin-form__row--3 {
  grid-template-columns: repeat(3, 1fr);
}

.admin-form__actions {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-3);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-border-light);
}

/* ── Admin Chart Placeholder ── */
.chart-placeholder {
  width: 100%;
  height: 300px;
  background: var(--color-surface-hover);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

.chart-placeholder--sm { height: 200px; }
.chart-placeholder--lg { height: 400px; }

/* Bar chart simulation */
.chart-bars {
  display: flex;
  align-items: flex-end;
  gap: var(--space-2);
  height: 200px;
  padding: var(--space-4);
}

.chart-bar {
  flex: 1;
  background: var(--color-primary);
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
  opacity: 0.7;
  transition: opacity var(--transition-fast);
}

.chart-bar:hover { opacity: 1; }

/* ── Admin Modal ── */
.admin-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: var(--z-modal);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

.admin-modal-overlay.active {
  opacity: 1;
  pointer-events: all;
}

.admin-modal {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  width: 500px;
  max-width: 90vw;
  max-height: 85vh;
  overflow-y: auto;
}

.admin-modal__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-5) var(--space-6);
  border-bottom: 1px solid var(--color-border-light);
}

.admin-modal__title {
  font-family: var(--font-heading);
  font-size: var(--text-h4);
  font-weight: var(--weight-bold);
}

.admin-modal__close {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  border: none;
  background: none;
  color: var(--color-text-muted);
  border-radius: var(--radius-sm);
}

.admin-modal__close:hover {
  background: var(--color-surface-hover);
}

.admin-modal__body {
  padding: var(--space-6);
}

.admin-modal__footer {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-6);
  border-top: 1px solid var(--color-border-light);
}

/* ── Status Indicators ── */
.status-dot {
  width: 8px;
  height: 8px;
  border-radius: var(--radius-full);
  display: inline-block;
  margin-right: var(--space-2);
}

.status-dot--active { background: var(--color-success); }
.status-dot--pending { background: var(--color-warning); }
.status-dot--inactive { background: var(--color-text-muted); }
.status-dot--error { background: var(--color-error); }

/* ── Select Dropdown ── */
.select-field {
  height: 40px;
  padding: 0 var(--space-8) 0 var(--space-3);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-text-primary);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%236B7280' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  cursor: pointer;
}

/* ── Admin Date Filter ── */
.date-filter {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.date-filter__shortcuts {
  display: flex;
  gap: var(--space-1);
}

.date-filter__shortcut {
  padding: var(--space-1) var(--space-3);
  font-size: var(--text-sm);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-sm);
  background: var(--color-white);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.date-filter__shortcut:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.date-filter__shortcut--active {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  border-color: var(--color-primary);
}

/* ── Responsive (admin) ── */
@media (max-width: 1200px) {
  .kpi-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 900px) {
  .kpi-grid {
    grid-template-columns: 1fr;
  }

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

/* ── Admin Error Pages ── */
.error-page {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: calc(100vh - var(--admin-header-height));
  text-align: center;
  padding: var(--space-8);
}

.error-page__code {
  font-family: var(--font-heading);
  font-size: 96px;
  font-weight: var(--weight-bold);
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: var(--space-4);
}

.error-page__title {
  font-family: var(--font-heading);
  font-size: var(--text-h2);
  margin-bottom: var(--space-2);
}

.error-page__text {
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
  max-width: 400px;
  margin-bottom: var(--space-8);
}