/**
 * Modern Admin Panel CSS v3.0 - Complete Version
 * Dark/Light Theme Support
 */

:root {
    --primary-color: #6366f1;
    --primary-dark: #4f46e5;
    --secondary-color: #8b5cf6;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --info-color: #3b82f6;
    --dark-color: #1f2937;
    --light-color: #f9fafb;
    --border-color: #e5e7eb;
    --text-color: #374151;
    --text-muted: #6b7280;
    --bg-color: #ffffff;
    --bg-secondary: #f8fafc;
    --shadow: 0 1px 3px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 25px rgba(0,0,0,0.1);
    --border-radius: 12px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="dark"] {
    --bg-color: #111827;
    --bg-secondary: #1f2937;
    --text-color: #f9fafb;
    --text-muted: #9ca3af;
    --border-color: #374151;
    --shadow: 0 1px 3px rgba(0,0,0,0.3);
    --shadow-lg: 0 10px 25px rgba(0,0,0,0.3);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
    transition: var(--transition);
}

/* Scrollbar Styles */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* Header Styles */
.header {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 1rem 0;
    box-shadow: var(--shadow-lg);
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(20px);
}

.header-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.75rem;
    font-weight: 800;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.theme-toggle {
    background: rgba(255,255,255,0.2);
    border: none;
    color: white;
    padding: 0.5rem;
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.theme-toggle:hover {
    background: rgba(255,255,255,0.3);
    transform: scale(1.1);
}

.logout-btn {
    background: rgba(255,255,255,0.2);
    color: white;
    padding: 0.5rem 1rem;
    text-decoration: none;
    border-radius: var(--border-radius);
    transition: var(--transition);
    font-weight: 500;
}

.logout-btn:hover {
    background: rgba(255,255,255,0.3);
    transform: translateY(-2px);
}

/* Stats Dashboard */
.stats-section {
    max-width: 1400px;
    margin: 2rem auto;
    padding: 0 2rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

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

.stat-title {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.stat-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.stat-icon.primary { background: linear-gradient(135deg, var(--primary-color), var(--primary-dark)); color: white; }
.stat-icon.success { background: linear-gradient(135deg, var(--success-color), #059669); color: white; }
.stat-icon.warning { background: linear-gradient(135deg, var(--warning-color), #d97706); color: white; }
.stat-icon.danger { background: linear-gradient(135deg, var(--danger-color), #dc2626); color: white; }
.stat-icon.info { background: linear-gradient(135deg, var(--info-color), #2563eb); color: white; }

.stat-number {
    font-size: 2rem;
    font-weight: 800;
    color: var(--text-color);
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.stat-change {
    font-size: 0.875rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

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

/* Charts Section */
.charts-section {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
}

.chart-card {
    background: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    box-shadow: var(--shadow);
}

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

.chart-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-color);
}

.chart-controls {
    display: flex;
    gap: 0.5rem;
}

.chart-btn {
    padding: 0.5rem 1rem;
    border: 1px solid var(--border-color);
    background: var(--bg-secondary);
    color: var(--text-color);
    border-radius: 6px;
    font-size: 0.875rem;
    cursor: pointer;
    transition: var(--transition);
}

.chart-btn.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.chart-container {
    position: relative;
    height: 300px;
}

/* Main Content */
.main-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem 3rem;
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 2rem;
}

/* Panel Styles */
.panel {
    background: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    overflow: hidden;
    height: fit-content;
}

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

.panel-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-color);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.panel-subtitle {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
}

.panel-actions {
    display: flex;
    gap: 0.5rem;
}

.panel-body {
    padding: 1.5rem;
}

/* Action Bar */
.action-bar {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

/* Search and Filter */
.search-filter {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.search-input {
    flex: 1;
    min-width: 200px;
    padding: 0.5rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: var(--bg-color);
    color: var(--text-color);
    font-size: 0.875rem;
    transition: var(--transition);
}

.search-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.filter-select {
    padding: 0.5rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: var(--bg-color);
    color: var(--text-color);
    font-size: 0.875rem;
    cursor: pointer;
    transition: var(--transition);
}

.filter-select:focus {
    outline: none;
    border-color: var(--primary-color);
}

/* Bulk Actions */
.bulk-actions {
    display: none;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1rem;
    margin-bottom: 1rem;
}

.bulk-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.selection-count {
    font-weight: 600;
    color: var(--text-color);
}

/* Sites Container */
.sites-container {
    max-height: 600px;
    overflow-y: auto;
}

.site-item {
    background: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1rem;
    margin-bottom: 0.75rem;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
}

.site-item:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow);
}

.site-item.selected {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.05), rgba(139, 92, 246, 0.05));
    border-color: var(--primary-color);
}

.site-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.site-info h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 0.25rem;
}

.site-url {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

.site-meta {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    font-size: 0.75rem;
    color: var(--text-muted);
}

.site-meta span {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.site-badge {
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
}

.seo-high {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success-color);
}

.seo-medium {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning-color);
}

.seo-low {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger-color);
}

.site-actions {
    display: flex;
    gap: 0.5rem;
}

.site-checkbox {
    margin-right: 0.5rem;
}

/* Links Container */
.links-list {
    max-height: 600px;
    overflow-y: auto;
}

.link-item {
    background: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1rem;
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: var(--transition);
}

.link-item:hover {
    box-shadow: var(--shadow);
}

.link-checkbox-wrapper {
    flex-shrink: 0;
}

.link-content {
    flex: 1;
    min-width: 0;
}

.link-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
    gap: 1rem;
}

.link-url {
    color: var(--primary-color);
    text-decoration: none;
    font-size: 0.875rem;
    display: flex;
    align-items: center;
    gap: 0.25rem;
    word-break: break-all;
}

.link-url:hover {
    text-decoration: underline;
}

.link-badges {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.link-anchor {
    font-size: 0.875rem;
    color: var(--text-color);
    font-weight: 500;
    margin-bottom: 0.25rem;
}

.link-title {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.link-actions {
    display: flex;
    gap: 0.5rem;
}

/* Buttons */
.btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 8px;
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    text-align: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: 0.5s;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(99, 102, 241, 0.4);
}

.btn-success {
    background: linear-gradient(135deg, var(--success-color), #059669);
    color: white;
}

.btn-success:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(16, 185, 129, 0.4);
}

.btn-danger {
    background: linear-gradient(135deg, var(--danger-color), #dc2626);
    color: white;
}

.btn-danger:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(239, 68, 68, 0.4);
}

.btn-warning {
    background: linear-gradient(135deg, var(--warning-color), #d97706);
    color: white;
}

.btn-warning:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(245, 158, 11, 0.4);
}

.btn-info {
    background: linear-gradient(135deg, var(--info-color), #2563eb);
    color: white;
}

.btn-info:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(59, 130, 246, 0.4);
}

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

.btn-secondary:hover {
    background: var(--border-color);
    transform: translateY(-2px);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.75rem;
}

/* Icon Buttons */
.btn-icon {
    width: 32px;
    height: 32px;
    padding: 0;
    border: none;
    border-radius: 6px;
    background: var(--bg-secondary);
    color: var(--text-muted);
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-icon:hover {
    background: var(--border-color);
    color: var(--text-color);
}

.btn-icon.btn-edit:hover {
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary-color);
}

.btn-icon.btn-delete:hover {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger-color);
}

/* Badges */
.badge {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 4px;
    text-transform: uppercase;
}

.badge-primary {
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary-color);
}

.badge-success {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success-color);
}

.badge-warning {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning-color);
}

.badge-danger {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger-color);
}

.badge-info {
    background: rgba(59, 130, 246, 0.1);
    color: var(--info-color);
}

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

/* Links Filter Section */
.links-filter-section {
    background: var(--bg-secondary);
    padding: 1.5rem;
    border-radius: 8px;
    margin-bottom: 1rem;
}

.links-filter-section h3 {
    margin-bottom: 1rem;
    color: var(--text-color);
    font-size: 1.25rem;
}

.filter-controls {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin-bottom: 1rem;
}

.link-stats {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.stat-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 0.875rem;
}

.stat-badge.success {
    border-color: var(--success-color);
    color: var(--success-color);
}

.stat-badge.danger {
    border-color: var(--danger-color);
    color: var(--danger-color);
}

.stat-badge.info {
    border-color: var(--info-color);
    color: var(--info-color);
}

.all-links-list {
    max-height: 700px;
    overflow-y: auto;
}

.link-site-name {
    font-size: 0.875rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.link-date {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 0.5rem;
}

.btn-icon.btn-check {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning-color);
}

.btn-icon.btn-check:hover {
    background: rgba(245, 158, 11, 0.2);
}

/* Toplu Seçim Butonu */
#toggleBulkSelect {
    position: relative;
}

#toggleBulkSelect.active {
    background: var(--danger-color);
}

/* Site Multi-Select */
.site-item.selected {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(139, 92, 246, 0.1));
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.2);
}

/* Checkbox Visibility */
.site-checkbox {
    display: none;
    margin-right: 1rem;
}

.site-checkbox:checked {
    display: block !important;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--text-muted);
}

.empty-state-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

.empty-state-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 0.5rem;
}

.empty-state-description {
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* Loading State */
.loading {
    text-align: center;
    padding: 2rem;
    color: var(--text-muted);
}

.loading i {
    font-size: 2rem;
    color: var(--primary-color);
}

/* Toast Notifications */
.toast {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    background: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 1rem;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 1rem;
    min-width: 300px;
    opacity: 0;
    transform: translateX(100%);
    transition: var(--transition);
    z-index: 2000;
}

.toast.show {
    opacity: 1;
    transform: translateX(0);
}

.toast-icon {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.toast-success .toast-icon {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success-color);
}

.toast-error .toast-icon {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger-color);
}

.toast-warning .toast-icon {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning-color);
}

.toast-info .toast-icon {
    background: rgba(59, 130, 246, 0.1);
    color: var(--info-color);
}

.toast-content {
    flex: 1;
}

.toast-title {
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 0.25rem;
}

.toast-message {
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* Utility Classes */
.d-flex {
    display: flex !important;
}

.gap-1 {
    gap: 0.5rem !important;
}

.text-center {
    text-align: center !important;
}

.text-muted {
    color: var(--text-muted) !important;
}

.text-primary {
    color: var(--primary-color) !important;
}

.text-success {
    color: var(--success-color) !important;
}

.text-warning {
    color: var(--warning-color) !important;
}

.text-danger {
    color: var(--danger-color) !important;
}

.text-info {
    color: var(--info-color) !important;
}

.mt-1 { margin-top: 0.5rem !important; }
.mt-2 { margin-top: 1rem !important; }
.mt-3 { margin-top: 1.5rem !important; }

.mb-1 { margin-bottom: 0.5rem !important; }
.mb-2 { margin-bottom: 1rem !important; }
.mb-3 { margin-bottom: 1.5rem !important; }

.p-1 { padding: 0.5rem !important; }
.p-2 { padding: 1rem !important; }
.p-3 { padding: 1.5rem !important; }

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

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

@keyframes spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.fa-spin {
    animation: spin 1s linear infinite;
}

/* Responsive Design */
@media (max-width: 1200px) {
    .charts-section {
        grid-template-columns: 1fr;
    }
    
    .main-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .header-content {
        padding: 0 1rem;
    }
    
    .stats-section {
        padding: 0 1rem;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .main-content {
        padding: 0 1rem 2rem;
    }
    
    .action-bar {
        flex-direction: column;
    }
    
    .action-bar .btn {
        width: 100%;
    }
    
    .search-filter {
        flex-direction: column;
    }
    
    .search-input,
    .filter-select {
        width: 100%;
    }
    
    .bulk-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .site-header {
        flex-direction: column;
    }
    
    .site-actions {
        margin-top: 0.5rem;
        width: 100%;
    }
    
    .link-item {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .link-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .link-actions {
        width: 100%;
        justify-content: flex-end;
        margin-top: 0.5rem;
    }
    
    .toast {
        bottom: 1rem;
        right: 1rem;
        left: 1rem;
        min-width: auto;
    }
}

@media (max-width: 480px) {
    .logo {
        font-size: 1.25rem;
    }
    
    .stat-card {
        padding: 1rem;
    }
    
    .stat-number {
        font-size: 1.5rem;
    }
    
    .panel-header {
        padding: 1rem;
        flex-direction: column;
        align-items: flex-start;
    }
    
    .panel-actions {
        margin-top: 0.5rem;
        width: 100%;
    }
    
    .panel-actions .btn {
        flex: 1;
    }
    
    .btn {
        padding: 0.5rem 1rem;
        font-size: 0.75rem;
    }
}

/* Print Styles */
@media print {
    .header,
    .action-bar,
    .search-filter,
    .bulk-actions,
    .site-actions,
    .link-actions,
    .panel-actions,
    .toast {
        display: none !important;
    }
    
    body {
        background: white;
        color: black;
    }
    
    .panel {
        box-shadow: none;
        border: 1px solid #ddd;
    }
}

/* Accessibility */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* Focus Styles */
a:focus,
button:focus,
input:focus,
select:focus,
textarea:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Custom Checkbox */
input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--primary-color);
}

/* Additional Dark Mode Adjustments */
[data-theme="dark"] .site-item:hover {
    background: rgba(99, 102, 241, 0.1);
}

[data-theme="dark"] .link-item:hover {
    background: rgba(99, 102, 241, 0.05);
}

[data-theme="dark"] .btn-secondary {
    background: var(--bg-secondary);
    border-color: var(--border-color);
}

[data-theme="dark"] .btn-secondary:hover {
    background: var(--dark-color);
}

[data-theme="dark"] .toast {
    background: var(--bg-secondary);
    border-color: var(--border-color);
}

[data-theme="dark"] .empty-state-icon {
    opacity: 0.3;
}

/* Performance Optimizations */
.will-change-transform {
    will-change: transform;
}

.hardware-accelerated {
    transform: translateZ(0);
    backface-visibility: hidden;
}

/* Custom Properties for Easy Customization */
.custom-theme {
    --custom-primary: #6366f1;
    --custom-secondary: #8b5cf6;
    --custom-radius: 12px;
}