/**
 * Admin Dashboard Styles
 * Uses variables from theme.css
 */

/* ============================================ */
/* ADMIN LAYOUT */
/* ============================================ */

.admin-page {
    min-height: 100vh;
    display: flex;
    background: var(--bg-primary);
}

/* Sidebar */
.admin-sidebar {
    width: 250px;
    background: var(--bg-secondary);
    border-right: 2px solid var(--border-primary);
    padding: 1.5rem 0;
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    overflow-y: auto;
    z-index: 100;
}

.sidebar-header {
    padding: 0 1.5rem 1.5rem;
    border-bottom: 1px solid var(--border-primary);
    margin-bottom: 1rem;
}

.sidebar-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
}

.sidebar-subtitle {
    font-size: 0.75rem;
    color: var(--text-tertiary);
    margin-top: 0.25rem;
}

.sidebar-nav {
    list-style: none;
    padding: 0;
    margin: 0;
}

.sidebar-nav-item {
    margin: 0;
}

.sidebar-nav-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.875rem 1.5rem;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9375rem;
    font-weight: 500;
    transition: all 0.2s ease;
    border-left: 3px solid transparent;
}

.sidebar-nav-link:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.sidebar-nav-link.active {
    background: var(--bg-primary-subtle);
    color: var(--color-primary);
    border-left-color: var(--color-primary);
}

.sidebar-nav-icon {
    font-size: 1.125rem;
    width: 1.25rem;
    text-align: center;
}

.sidebar-footer {
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--border-primary);
    margin-top: auto;
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--bg-secondary);
}

/* Main Content */
.admin-main {
    flex: 1;
    margin-left: 250px;
    padding: 2rem;
}

.admin-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.admin-title {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
}

.admin-actions {
    display: flex;
    gap: 0.75rem;
}

/* ============================================ */
/* STATS CARDS */
/* ============================================ */

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--bg-secondary);
    border: 2px solid var(--border-primary);
    border-radius: 0.75rem;
    padding: 1.5rem;
    transition: box-shadow 0.2s ease;
}

.stat-card:hover {
    box-shadow: var(--shadow-md);
}

.stat-card-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 0.25rem;
}

.stat-card-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.stat-card-change {
    font-size: 0.75rem;
    margin-top: 0.5rem;
}

.stat-card-change.positive {
    color: var(--color-success);
}

.stat-card-change.negative {
    color: var(--color-error);
}

/* ============================================ */
/* DATA TABLES */
/* ============================================ */

.data-table-wrapper {
    background: var(--bg-secondary);
    border: 2px solid var(--border-primary);
    border-radius: 0.75rem;
    overflow: hidden;
}

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

.data-table th,
.data-table td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border-primary);
}

.data-table th {
    background: var(--bg-tertiary);
    font-weight: 600;
    font-size: 0.8125rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
}

.data-table td {
    font-size: 0.9375rem;
    color: var(--text-primary);
}

.data-table tbody tr:hover {
    background: var(--bg-primary);
}

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

/* Table Actions */
.table-actions {
    display: flex;
    gap: 0.5rem;
}

.table-btn {
    padding: 0.375rem 0.75rem;
    border: 1px solid var(--border-primary);
    border-radius: 0.375rem;
    background: var(--bg-primary);
    color: var(--text-secondary);
    font-size: 0.8125rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.table-btn:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.table-btn.danger:hover {
    background: var(--bg-error-light);
    color: var(--color-error);
    border-color: var(--color-error);
}

/* ============================================ */
/* BADGES */
/* ============================================ */

.badge {
    display: inline-block;
    padding: 0.25rem 0.625rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.025em;
}

.badge-free {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
}

.badge-basic {
    background: var(--bg-primary-light);
    color: var(--color-primary);
}

.badge-pro {
    background: var(--bg-success-light);
    color: var(--text-success);
}

.badge-enterprise {
    background: var(--bg-warning-light);
    color: var(--text-warning);
}

.badge-admin {
    background: var(--color-error);
    color: var(--text-inverse);
}

.badge-active {
    background: var(--bg-success-light);
    color: var(--text-success);
}

.badge-inactive {
    background: var(--bg-tertiary);
    color: var(--text-tertiary);
}

/* ============================================ */
/* MODALS */
/* ============================================ */

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--modal-overlay-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s ease;
}

.modal-overlay.visible {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: var(--bg-secondary);
    border: 2px solid var(--border-primary);
    border-radius: 1rem;
    width: 100%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    transform: scale(0.95);
    transition: transform 0.2s ease;
}

.modal-overlay.visible .modal {
    transform: scale(1);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--border-primary);
}

.modal-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-tertiary);
    cursor: pointer;
    padding: 0.25rem;
    line-height: 1;
}

.modal-close:hover {
    color: var(--text-primary);
}

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 0.75rem;
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--border-primary);
}

/* ============================================ */
/* SEARCH & FILTERS */
/* ============================================ */

.search-bar {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.search-input {
    flex: 1;
    padding: 0.75rem 1rem;
    border: 2px solid var(--border-primary);
    border-radius: 0.5rem;
    background: var(--bg-primary);
    color: var(--text-primary);
    font-size: 0.9375rem;
}

.search-input:focus {
    outline: none;
    border-color: var(--border-focus);
    box-shadow: var(--shadow-focus);
}

.filter-select {
    padding: 0.75rem 1rem;
    border: 2px solid var(--border-primary);
    border-radius: 0.5rem;
    background: var(--bg-primary);
    color: var(--text-primary);
    font-size: 0.9375rem;
    cursor: pointer;
}

/* ============================================ */
/* PAGINATION */
/* ============================================ */

.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem;
    border-top: 1px solid var(--border-primary);
}

.pagination-btn {
    padding: 0.5rem 0.875rem;
    border: 1px solid var(--border-primary);
    border-radius: 0.375rem;
    background: var(--bg-primary);
    color: var(--text-secondary);
    font-size: 0.875rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.pagination-btn:hover:not(:disabled) {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.pagination-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

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

.pagination-info {
    font-size: 0.875rem;
    color: var(--text-tertiary);
    margin: 0 1rem;
}

/* ============================================ */
/* ACTIVITY FEED */
/* ============================================ */

.activity-feed {
    background: var(--bg-secondary);
    border: 2px solid var(--border-primary);
    border-radius: 0.75rem;
    overflow: hidden;
}

.activity-feed-header {
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--border-primary);
    font-weight: 600;
    color: var(--text-primary);
}

.activity-item {
    display: flex;
    gap: 1rem;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--border-primary);
}

.activity-item:last-child {
    border-bottom: none;
}

.activity-icon {
    width: 2rem;
    height: 2rem;
    border-radius: 50%;
    background: var(--bg-tertiary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.875rem;
    flex-shrink: 0;
}

.activity-content {
    flex: 1;
}

.activity-text {
    font-size: 0.9375rem;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.activity-time {
    font-size: 0.75rem;
    color: var(--text-tertiary);
}

/* ============================================ */
/* RESPONSIVE */
/* ============================================ */

@media (max-width: 1024px) {
    .admin-sidebar {
        width: 200px;
    }

    .admin-main {
        margin-left: 200px;
    }
}

@media (max-width: 768px) {
    .admin-page {
        flex-direction: column;
    }

    .admin-sidebar {
        width: 100%;
        height: auto;
        position: relative;
    }

    .admin-main {
        margin-left: 0;
        padding: 1rem;
    }

    .sidebar-footer {
        position: relative;
    }

    .stats-grid {
        grid-template-columns: 1fr 1fr;
    }

    .data-table-wrapper {
        overflow-x: auto;
    }

    .admin-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
}

@media (max-width: 480px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }
}