/**
 * Admin Panel Specific Styles
 */

/* ========================================
   Admin Panel Layout
   ======================================== */
.admin-panel {
    max-width: 1200px;
    margin: 0 auto;
}

/* ========================================
   Admin Tabs
   ======================================== */
.admin-tabs {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
    border-bottom: 2px solid var(--color-border);
    flex-wrap: wrap;
}

.tab-btn {
    padding: var(--spacing-md) var(--spacing-lg);
    background: transparent;
    border: none;
    color: var(--color-text-secondary);
    font-size: var(--font-size-base);
    font-weight: 500;
    cursor: pointer;
    position: relative;
    white-space: nowrap;
    transition: color var(--transition-fast);
}

.tab-btn:hover {
    color: var(--color-text-primary);
}

.tab-btn.active {
    color: var(--color-primary);
}

.tab-btn.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 2px;
    background-color: var(--color-primary);
}

/* ========================================
   Tab Content
   ======================================== */
.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

.tab-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-lg);
}

.tab-header h3 {
    margin: 0;
}

/* ========================================
   Users Table
   ======================================== */
.users-table-container {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    background-color: var(--color-surface);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
}

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

.users-table thead {
    background-color: var(--color-surface-light);
}

.users-table th {
    padding: var(--spacing-md);
    text-align: left;
    font-weight: 600;
    color: var(--color-text-primary);
    border-bottom: 2px solid var(--color-border);
}

.users-table td {
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--color-border-light);
    vertical-align: middle;
}

.users-table tbody tr {
    transition: background-color var(--transition-fast);
}

.users-table tbody tr:hover {
    background-color: var(--color-surface-light);
}

.users-table td:last-child {
    white-space: nowrap;
}

/* ========================================
   Activity Log
   ======================================== */
.activity-log-container {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    background-color: var(--color-surface);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
}

.activity-table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--font-size-sm);
}

.activity-table thead {
    background-color: var(--color-surface-light);
}

.activity-table th {
    padding: var(--spacing-sm) var(--spacing-md);
    text-align: left;
    font-weight: 600;
    color: var(--color-text-primary);
    border-bottom: 2px solid var(--color-border);
}

.activity-table td {
    padding: var(--spacing-sm) var(--spacing-md);
    border-bottom: 1px solid var(--color-border-light);
}

.activity-table tbody tr {
    transition: background-color var(--transition-fast);
}

.activity-table tbody tr:hover {
    background-color: var(--color-surface-light);
}

/* ========================================
   Admin-only Elements
   ======================================== */
.admin-only {
    display: none;
}

/* When user is admin, show admin elements */
body.is-admin .admin-only {
    display: block;
}

/* ========================================
   Settings Section
   ======================================== */
.settings-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.setting-card {
    background-color: var(--color-surface);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    border: 1px solid var(--color-border);
}

.setting-card h4 {
    margin-bottom: var(--spacing-md);
}

.setting-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid var(--color-border-light);
}

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

.setting-label {
    font-weight: 500;
}

.setting-value {
    color: var(--color-text-secondary);
}

/* ========================================
   User Actions
   ======================================== */
.user-actions {
    display: flex;
    gap: var(--spacing-xs);
    flex-wrap: wrap;
}

/* ========================================
   Protected User Indicator
   ======================================== */
.badge-protected {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.badge-protected::before {
    content: '🔒';
    font-size: 12px;
}

/* ========================================
   Admin Info Messages
   ======================================== */
.admin-info {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: white;
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-lg);
}

.admin-info h4 {
    margin-bottom: var(--spacing-sm);
}

.admin-info p {
    margin: 0;
    opacity: 0.9;
}

/* ========================================
   Responsive Admin Panel
   ======================================== */
@media (max-width: 767px) {
    .admin-tabs {
        margin: 0 calc(var(--spacing-md) * -1) var(--spacing-lg);
        padding: 0 var(--spacing-md);
        border-bottom-width: 1px;
    }

    .tab-btn {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: var(--font-size-sm);
    }

    .tab-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-md);
    }

    .tab-header .btn {
        width: 100%;
    }

    .users-table-container,
    .activity-log-container {
        margin: 0 calc(var(--spacing-md) * -1);
        padding: var(--spacing-sm);
        border-radius: 0;
    }

    .users-table,
    .activity-table {
        font-size: var(--font-size-xs);
    }

    .users-table th,
    .users-table td,
    .activity-table th,
    .activity-table td {
        padding: var(--spacing-xs) var(--spacing-sm);
    }

    .user-actions {
        flex-direction: column;
    }

    .user-actions .btn {
        width: 100%;
    }

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

/* ========================================
   Admin Dashboard Stats (if needed)
   ======================================== */
.admin-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.admin-stat-card {
    background: linear-gradient(135deg, var(--color-surface), var(--color-surface-light));
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    text-align: center;
}

.admin-stat-value {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
}

.admin-stat-label {
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
}

/* ========================================
   IRS Rates Display
   ======================================== */
.rates-by-year {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.year-section {
    background-color: var(--color-surface-light);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
}

.year-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--color-border);
}

.year-header h4 {
    margin: 0;
    color: var(--color-primary);
}

.rates-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
}

.rate-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm);
    background-color: var(--color-surface);
    border-radius: var(--radius-sm);
}

.rate-label {
    font-weight: 500;
    color: var(--color-text-secondary);
}

.rate-value {
    font-family: monospace;
    color: var(--color-text-primary);
    font-weight: 600;
}