/* ============================================================
   CentralStore — Admin Panel Layout and Components
   ============================================================ */

.admin-shell {
    display: flex;
    height: 100vh;
    width: 100vw;
    background: var(--bg-base);
}

.admin-sidebar {
    width: 240px;
    background: var(--bg-card);
    border-right: 1px solid var(--border-subtle);
    display: flex;
    flex-direction: column;
    padding: 24px 16px;
    flex-shrink: 0;
    height: 100vh;
    overflow-y: auto;
    box-sizing: border-box;
}

/* Barra de desplazamiento premium para la barra de opciones */
.admin-sidebar::-webkit-scrollbar {
    width: 6px;
}
.admin-sidebar::-webkit-scrollbar-track {
    background: transparent;
}
.admin-sidebar::-webkit-scrollbar-thumb {
    background: rgba(148, 163, 184, 0.25);
    border-radius: 3px;
}
.admin-sidebar::-webkit-scrollbar-thumb:hover {
    background: rgba(148, 163, 184, 0.45);
}

.admin-sidebar-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 32px;
    padding-left: 8px;
}

.admin-nav {
    display: flex;
    flex-direction: column;
    gap: 6px;
    flex: 1;
}

.admin-nav-btn {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border-radius: var(--radius);
    font-size: 13px;
    font-weight: 700;
    color: var(--text-secondary);
    text-align: left;
    width: 100%;
}

.admin-nav-btn:hover {
    background: var(--bg-elevated);
    color: var(--text-primary);
}

.admin-nav-btn.active {
    background: var(--primary-dim);
    color: var(--primary);
}

.admin-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.admin-header {
    height: 70px;
    background: var(--bg-card);
    border-bottom: 1px solid var(--border-subtle);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 32px;
    flex-shrink: 0;
}

.admin-header-title {
    font-size: 20px;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.admin-body {
    flex: 1;
    padding: 32px;
    overflow-y: auto;
}

/* Dashboard Cards Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
    margin-bottom: 32px;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius);
    padding: 20px;
    box-shadow: var(--shadow-sm);
    display: flex;
    align-items: center;
    gap: 16px;
}

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
}

.stat-icon.sales {
    background: var(--primary-dim);
    color: var(--primary);
}

.stat-icon.products {
    background: var(--secondary-dim);
    color: var(--secondary);
}

.stat-icon.alerts {
    background: var(--red-dim);
    color: var(--red);
}

.stat-info {
    flex: 1;
}

.stat-label {
    font-size: 12px;
    color: var(--text-muted);
    font-weight: 600;
    margin-bottom: 4px;
}

.stat-value {
    font-size: 22px;
    font-weight: 800;
    color: var(--text-primary);
}

/* Panel/Cards layout for lists */
.admin-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    margin-bottom: 24px;
    overflow: hidden;
}

.admin-card-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-subtle);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.admin-card-title {
    font-size: 16px;
    font-weight: 800;
}

/* Tables styling */
.table-responsive {
    width: 100%;
    overflow-x: auto;
}

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

.admin-table th {
    padding: 14px 24px;
    background: var(--bg-elevated);
    font-weight: 700;
    font-size: 12px;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-subtle);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.admin-table td {
    padding: 16px 24px;
    border-bottom: 1px solid var(--border-subtle);
    font-size: 13px;
    color: var(--text-primary);
    vertical-align: middle;
}

.admin-table tr:hover {
    background: var(--bg-elevated);
}

/* Status badges */
.badge {
    padding: 4px 8px;
    border-radius: 6px;
    font-size: 11px;
    font-weight: 700;
    display: inline-block;
}

.badge.success {
    background: var(--primary-dim);
    color: var(--primary);
}

.badge.danger {
    background: var(--red-dim);
    color: var(--red);
}

.badge.warning {
    background: var(--amber-dim);
    color: var(--amber);
}

.badge.info {
    background: var(--secondary-dim);
    color: var(--secondary);
}

/* Custom dashboard section layout */
.dashboard-charts-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 24px;
    margin-bottom: 24px;
}

.chart-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 24px;
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
}

.dashboard-details-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

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