/**
 * Admin Styles - Knowledge Harvester Management
 */

/* Sidebar Navigation */
.admin-sidebar-nav {
    margin-top: 1rem;
    padding: 0 0.5rem;
}

.admin-nav-label {
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-tertiary);
    padding: 0.5rem 0.75rem;
    margin-bottom: 0.25rem;
}

.admin-nav-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    width: 100%;
    padding: 0.625rem 0.75rem;
    border-radius: 0.5rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    background: transparent;
    border: none;
    cursor: pointer;
    transition: all 0.2s;
    text-align: left;
}

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

.admin-nav-item.active {
    background: rgba(52, 128, 255, 0.15);
    color: #3480FF;
}

.dark .admin-nav-item.active {
    background: rgba(52, 128, 255, 0.2);
    color: #60a5fa;
}

.admin-badge-count {
    font-size: 0.6875rem;
    font-weight: 600;
    padding: 0.125rem 0.5rem;
    border-radius: 9999px;
    background: #ef4444;
    color: white;
    margin-left: auto;
}

/* Content Area */
.admin-content-area {
    padding: 1.5rem;
    overflow-y: auto;
    height: calc(100vh - 60px);
}

.admin-view {
    max-width: 1200px;
    margin: 0 auto;
}

/* Toolbar */
.admin-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

/* Quick Actions */
.admin-quick-actions {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 0.75rem;
    padding: 1.25rem;
}

.admin-quick-actions h3 {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.quick-action-buttons {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.quick-action-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.625rem 1rem;
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: 0.5rem;
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    cursor: pointer;
    transition: all 0.2s;
}

.quick-action-btn:hover {
    background: var(--bg-tertiary);
    border-color: #3480FF;
}

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

.admin-stat-card {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 0.75rem;
    padding: 1.25rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: transform 0.2s, box-shadow 0.2s;
}

.admin-stat-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.stat-pending .stat-icon {
    background: rgba(234, 179, 8, 0.15);
    color: #eab308;
}

.stat-approved .stat-icon {
    background: rgba(34, 197, 94, 0.15);
    color: #22c55e;
}

.stat-rejected .stat-icon {
    background: rgba(239, 68, 68, 0.15);
    color: #ef4444;
}

.stat-duplicates .stat-icon {
    background: rgba(168, 85, 247, 0.15);
    color: #a855f7;
}

.stat-content {
    display: flex;
    flex-direction: column;
}

.stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.2;
}

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

/* Filters */
.admin-filters {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.admin-select {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    padding: 0.5rem 2rem 0.5rem 0.75rem;
    font-size: 0.875rem;
    color: var(--text-primary);
    appearance: none;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");
    background-position: right 0.5rem center;
    background-repeat: no-repeat;
    background-size: 1.5em 1.5em;
    cursor: pointer;
}

.admin-select:focus {
    outline: none;
    border-color: #3480FF;
    box-shadow: 0 0 0 3px rgba(52, 128, 255, 0.2);
}

/* Buttons */
.admin-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: 0.5rem;
    transition: all 0.2s;
    cursor: pointer;
    border: none;
}

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

.admin-btn-primary {
    background: #3480FF;
    color: white;
}

.admin-btn-primary:hover:not(:disabled) {
    background: #2563eb;
}

.admin-btn-secondary {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.admin-btn-secondary:hover:not(:disabled) {
    background: var(--bg-tertiary);
}

.admin-btn-success {
    background: #22c55e;
    color: white;
}

.admin-btn-success:hover:not(:disabled) {
    background: #16a34a;
}

.admin-btn-danger {
    background: #ef4444;
    color: white;
}

.admin-btn-danger:hover:not(:disabled) {
    background: #dc2626;
}

.admin-btn-warning {
    background: #f59e0b;
    color: white;
}

.admin-btn-warning:hover:not(:disabled) {
    background: #d97706;
}

/* Loading & Empty States */
.admin-loading,
.admin-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 3rem;
    color: var(--text-secondary);
}

.admin-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--border-color);
    border-top-color: #3480FF;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 1rem;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Topics List */
.admin-topics-list {
    display: grid;
    gap: 1rem;
}

.topic-card {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 0.75rem;
    padding: 1.25rem;
    cursor: pointer;
    transition: all 0.2s;
}

.topic-card:hover {
    border-color: #3480FF;
    box-shadow: 0 4px 12px rgba(52, 128, 255, 0.15);
}

.topic-card-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 0.75rem;
}

.topic-card-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    flex: 1;
}

.topic-card-summary {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.5;
    margin-bottom: 1rem;
}

.topic-card-footer {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

/* Status Badge */
.topic-status-badge {
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    text-transform: uppercase;
    letter-spacing: 0.025em;
}

.status-pending {
    background: rgba(234, 179, 8, 0.15);
    color: #ca8a04;
}

.dark .status-pending {
    color: #facc15;
}

.status-approved {
    background: rgba(34, 197, 94, 0.15);
    color: #16a34a;
}

.dark .status-approved {
    color: #4ade80;
}

.status-rejected {
    background: rgba(239, 68, 68, 0.15);
    color: #dc2626;
}

.dark .status-rejected {
    color: #f87171;
}

.status-needs_review {
    background: rgba(59, 130, 246, 0.15);
    color: #2563eb;
}

.dark .status-needs_review {
    color: #60a5fa;
}

.status-duplicate_review {
    background: rgba(168, 85, 247, 0.15);
    color: #9333ea;
}

.dark .status-duplicate_review {
    color: #c084fc;
}

/* Category Badge */
.topic-category-badge {
    font-size: 0.75rem;
    font-weight: 500;
    padding: 0.25rem 0.5rem;
    border-radius: 0.375rem;
    background: var(--bg-secondary);
    color: var(--text-secondary);
}

/* Confidence */
.topic-confidence {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

/* Timestamp */
.topic-timestamp {
    font-size: 0.75rem;
    color: var(--text-tertiary);
}

/* Pagination */
.admin-pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
}

.admin-page-info {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* Modal */
.admin-modal {
    position: fixed;
    inset: 0;
    z-index: 50;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

.admin-modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
}

.admin-modal-content {
    position: relative;
    background: var(--bg-primary);
    border-radius: 1rem;
    max-width: 700px;
    width: 100%;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

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

.admin-modal-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
}

.admin-modal-close {
    padding: 0.5rem;
    border-radius: 0.5rem;
    color: var(--text-secondary);
    transition: all 0.2s;
}

.admin-modal-close:hover {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

.admin-modal-body {
    padding: 1.5rem;
    overflow-y: auto;
    flex: 1;
}

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

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

/* Topic Detail */
.topic-detail {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.topic-meta {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.topic-field {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.topic-field label {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-tertiary);
}

.topic-summary {
    font-size: 0.9375rem;
    line-height: 1.6;
    color: var(--text-primary);
}

.topic-key-points {
    list-style: disc;
    padding-left: 1.25rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.topic-key-points li {
    margin-bottom: 0.5rem;
}

.topic-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.topic-tag {
    font-size: 0.75rem;
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
    background: rgba(52, 128, 255, 0.1);
    color: #3480FF;
}

/* Source Messages */
.topic-sources {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.source-message {
    background: var(--bg-secondary);
    border-radius: 0.5rem;
    padding: 0.75rem;
}

.source-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.5rem;
}

.source-author {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--text-primary);
}

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

.source-content {
    font-size: 0.8125rem;
    line-height: 1.5;
    color: var(--text-secondary);
}

/* Duplicate Section */
.duplicate-topic {
    background: var(--bg-secondary);
    border-radius: 0.5rem;
    padding: 1rem;
    border-left: 3px solid #a855f7;
}

.duplicate-topic h4 {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.duplicate-topic p {
    font-size: 0.8125rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.duplicate-similarity {
    font-size: 0.75rem;
    font-weight: 600;
    color: #a855f7;
}

/* Toast */
.admin-toast {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    padding: 0.875rem 1.25rem;
    border-radius: 0.5rem;
    font-size: 0.875rem;
    font-weight: 500;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
    z-index: 100;
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from {
        transform: translateY(20px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.toast-success {
    background: #22c55e;
    color: white;
}

.toast-error {
    background: #ef4444;
    color: white;
}

.toast-info {
    background: #3480FF;
    color: white;
}

/* Responsive */
@media (max-width: 768px) {
    .admin-nav-content {
        flex-wrap: wrap;
        gap: 0.75rem;
    }

    .admin-user-name {
        display: none;
    }

    .admin-section-header {
        flex-direction: column;
        align-items: stretch;
    }

    .admin-filters {
        flex-direction: column;
    }

    .admin-select {
        width: 100%;
    }

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

    .admin-btn {
        width: 100%;
        justify-content: center;
    }
}

/* Settings View */
.settings-header {
    margin-bottom: 1.5rem;
}

.categories-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.category-card {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 0.75rem;
    padding: 1.25rem;
}

.category-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.category-name {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.category-description {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.reviewers-section {
    margin-top: 1rem;
}

.reviewers-label {
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
}

.reviewers-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    min-height: 2rem;
}

.reviewer-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.375rem 0.75rem;
    background: rgba(52, 128, 255, 0.1);
    color: #3480FF;
    border-radius: 9999px;
    font-size: 0.8125rem;
    font-weight: 500;
}

.dark .reviewer-chip {
    background: rgba(96, 165, 250, 0.15);
    color: #60a5fa;
}

.reviewer-remove {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 1.25rem;
    height: 1.25rem;
    border-radius: 50%;
    background: transparent;
    border: none;
    cursor: pointer;
    color: inherit;
    opacity: 0.7;
    transition: all 0.2s;
}

.reviewer-remove:hover {
    opacity: 1;
    background: rgba(0, 0, 0, 0.1);
}

.dark .reviewer-remove:hover {
    background: rgba(255, 255, 255, 0.1);
}

.add-reviewer-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.375rem 0.75rem;
    background: transparent;
    border: 1px dashed var(--border-color);
    border-radius: 9999px;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s;
}

.add-reviewer-btn:hover {
    border-color: #3480FF;
    color: #3480FF;
    background: rgba(52, 128, 255, 0.05);
}

.no-reviewers {
    font-size: 0.875rem;
    color: var(--text-tertiary);
    font-style: italic;
}

/* Form styles for modal */
.form-group {
    margin-bottom: 1rem;
}

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.form-input {
    width: 100%;
    padding: 0.625rem 0.875rem;
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    font-size: 0.875rem;
    background: var(--bg-secondary);
    color: var(--text-primary);
    transition: all 0.2s;
}

.form-input:focus {
    outline: none;
    border-color: #3480FF;
    box-shadow: 0 0 0 3px rgba(52, 128, 255, 0.1);
}

.form-hint {
    font-size: 0.75rem;
    color: var(--text-tertiary);
    margin-top: 0.375rem;
}

/* Super Admin Management Styles */
.super-admins-card {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 0.75rem;
    padding: 1.25rem;
    margin-top: 1rem;
}

.super-admins-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.admin-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.875rem;
    background: rgba(139, 92, 246, 0.1);
    color: #8b5cf6;
    border-radius: 9999px;
    font-size: 0.875rem;
}

.dark .admin-chip {
    background: rgba(139, 92, 246, 0.15);
    color: #a78bfa;
}

.admin-email {
    font-weight: 500;
}

.admin-you {
    font-size: 0.75rem;
    opacity: 0.7;
    font-style: italic;
}

.admin-remove {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 1.25rem;
    height: 1.25rem;
    border-radius: 50%;
    background: transparent;
    border: none;
    cursor: pointer;
    color: inherit;
    opacity: 0.7;
    transition: all 0.2s;
}

.admin-remove:hover {
    opacity: 1;
    background: rgba(0, 0, 0, 0.1);
}

.dark .admin-remove:hover {
    background: rgba(255, 255, 255, 0.1);
}

.add-admin-form {
    display: flex;
    gap: 0.75rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
}

.error-text {
    color: #ef4444;
    font-size: 0.875rem;
}